Add extracted source directory and README navigation

This commit is contained in:
Shawn Bot
2026-03-31 14:56:06 +00:00
parent 6252bb6eb5
commit 91e01d755b
4757 changed files with 984951 additions and 0 deletions

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'use strict';
var utilConfigProvider = require('@smithy/util-config-provider');
var utilMiddleware = require('@smithy/util-middleware');
var utilEndpoints = require('@smithy/util-endpoints');
const ENV_USE_DUALSTACK_ENDPOINT = "AWS_USE_DUALSTACK_ENDPOINT";
const CONFIG_USE_DUALSTACK_ENDPOINT = "use_dualstack_endpoint";
const DEFAULT_USE_DUALSTACK_ENDPOINT = false;
const NODE_USE_DUALSTACK_ENDPOINT_CONFIG_OPTIONS = {
environmentVariableSelector: (env) => utilConfigProvider.booleanSelector(env, ENV_USE_DUALSTACK_ENDPOINT, utilConfigProvider.SelectorType.ENV),
configFileSelector: (profile) => utilConfigProvider.booleanSelector(profile, CONFIG_USE_DUALSTACK_ENDPOINT, utilConfigProvider.SelectorType.CONFIG),
default: false,
};
const ENV_USE_FIPS_ENDPOINT = "AWS_USE_FIPS_ENDPOINT";
const CONFIG_USE_FIPS_ENDPOINT = "use_fips_endpoint";
const DEFAULT_USE_FIPS_ENDPOINT = false;
const NODE_USE_FIPS_ENDPOINT_CONFIG_OPTIONS = {
environmentVariableSelector: (env) => utilConfigProvider.booleanSelector(env, ENV_USE_FIPS_ENDPOINT, utilConfigProvider.SelectorType.ENV),
configFileSelector: (profile) => utilConfigProvider.booleanSelector(profile, CONFIG_USE_FIPS_ENDPOINT, utilConfigProvider.SelectorType.CONFIG),
default: false,
};
const resolveCustomEndpointsConfig = (input) => {
const { tls, endpoint, urlParser, useDualstackEndpoint } = input;
return Object.assign(input, {
tls: tls ?? true,
endpoint: utilMiddleware.normalizeProvider(typeof endpoint === "string" ? urlParser(endpoint) : endpoint),
isCustomEndpoint: true,
useDualstackEndpoint: utilMiddleware.normalizeProvider(useDualstackEndpoint ?? false),
});
};
const getEndpointFromRegion = async (input) => {
const { tls = true } = input;
const region = await input.region();
const dnsHostRegex = new RegExp(/^([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]{0,61}[a-zA-Z0-9])$/);
if (!dnsHostRegex.test(region)) {
throw new Error("Invalid region in client config");
}
const useDualstackEndpoint = await input.useDualstackEndpoint();
const useFipsEndpoint = await input.useFipsEndpoint();
const { hostname } = (await input.regionInfoProvider(region, { useDualstackEndpoint, useFipsEndpoint })) ?? {};
if (!hostname) {
throw new Error("Cannot resolve hostname from client config");
}
return input.urlParser(`${tls ? "https:" : "http:"}//${hostname}`);
};
const resolveEndpointsConfig = (input) => {
const useDualstackEndpoint = utilMiddleware.normalizeProvider(input.useDualstackEndpoint ?? false);
const { endpoint, useFipsEndpoint, urlParser, tls } = input;
return Object.assign(input, {
tls: tls ?? true,
endpoint: endpoint
? utilMiddleware.normalizeProvider(typeof endpoint === "string" ? urlParser(endpoint) : endpoint)
: () => getEndpointFromRegion({ ...input, useDualstackEndpoint, useFipsEndpoint }),
isCustomEndpoint: !!endpoint,
useDualstackEndpoint,
});
};
const REGION_ENV_NAME = "AWS_REGION";
const REGION_INI_NAME = "region";
const NODE_REGION_CONFIG_OPTIONS = {
environmentVariableSelector: (env) => env[REGION_ENV_NAME],
configFileSelector: (profile) => profile[REGION_INI_NAME],
default: () => {
throw new Error("Region is missing");
},
};
const NODE_REGION_CONFIG_FILE_OPTIONS = {
preferredFile: "credentials",
};
const validRegions = new Set();
const checkRegion = (region, check = utilEndpoints.isValidHostLabel) => {
if (!validRegions.has(region) && !check(region)) {
if (region === "*") {
console.warn(`@smithy/config-resolver WARN - Please use the caller region instead of "*". See "sigv4a" in https://github.com/aws/aws-sdk-js-v3/blob/main/supplemental-docs/CLIENTS.md.`);
}
else {
throw new Error(`Region not accepted: region="${region}" is not a valid hostname component.`);
}
}
else {
validRegions.add(region);
}
};
const isFipsRegion = (region) => typeof region === "string" && (region.startsWith("fips-") || region.endsWith("-fips"));
const getRealRegion = (region) => isFipsRegion(region)
? ["fips-aws-global", "aws-fips"].includes(region)
? "us-east-1"
: region.replace(/fips-(dkr-|prod-)?|-fips/, "")
: region;
const resolveRegionConfig = (input) => {
const { region, useFipsEndpoint } = input;
if (!region) {
throw new Error("Region is missing");
}
return Object.assign(input, {
region: async () => {
const providedRegion = typeof region === "function" ? await region() : region;
const realRegion = getRealRegion(providedRegion);
checkRegion(realRegion);
return realRegion;
},
useFipsEndpoint: async () => {
const providedRegion = typeof region === "string" ? region : await region();
if (isFipsRegion(providedRegion)) {
return true;
}
return typeof useFipsEndpoint !== "function" ? Promise.resolve(!!useFipsEndpoint) : useFipsEndpoint();
},
});
};
const getHostnameFromVariants = (variants = [], { useFipsEndpoint, useDualstackEndpoint }) => variants.find(({ tags }) => useFipsEndpoint === tags.includes("fips") && useDualstackEndpoint === tags.includes("dualstack"))?.hostname;
const getResolvedHostname = (resolvedRegion, { regionHostname, partitionHostname }) => regionHostname
? regionHostname
: partitionHostname
? partitionHostname.replace("{region}", resolvedRegion)
: undefined;
const getResolvedPartition = (region, { partitionHash }) => Object.keys(partitionHash || {}).find((key) => partitionHash[key].regions.includes(region)) ?? "aws";
const getResolvedSigningRegion = (hostname, { signingRegion, regionRegex, useFipsEndpoint }) => {
if (signingRegion) {
return signingRegion;
}
else if (useFipsEndpoint) {
const regionRegexJs = regionRegex.replace("\\\\", "\\").replace(/^\^/g, "\\.").replace(/\$$/g, "\\.");
const regionRegexmatchArray = hostname.match(regionRegexJs);
if (regionRegexmatchArray) {
return regionRegexmatchArray[0].slice(1, -1);
}
}
};
const getRegionInfo = (region, { useFipsEndpoint = false, useDualstackEndpoint = false, signingService, regionHash, partitionHash, }) => {
const partition = getResolvedPartition(region, { partitionHash });
const resolvedRegion = region in regionHash ? region : partitionHash[partition]?.endpoint ?? region;
const hostnameOptions = { useFipsEndpoint, useDualstackEndpoint };
const regionHostname = getHostnameFromVariants(regionHash[resolvedRegion]?.variants, hostnameOptions);
const partitionHostname = getHostnameFromVariants(partitionHash[partition]?.variants, hostnameOptions);
const hostname = getResolvedHostname(resolvedRegion, { regionHostname, partitionHostname });
if (hostname === undefined) {
throw new Error(`Endpoint resolution failed for: ${{ resolvedRegion, useFipsEndpoint, useDualstackEndpoint }}`);
}
const signingRegion = getResolvedSigningRegion(hostname, {
signingRegion: regionHash[resolvedRegion]?.signingRegion,
regionRegex: partitionHash[partition].regionRegex,
useFipsEndpoint,
});
return {
partition,
signingService,
hostname,
...(signingRegion && { signingRegion }),
...(regionHash[resolvedRegion]?.signingService && {
signingService: regionHash[resolvedRegion].signingService,
}),
};
};
exports.CONFIG_USE_DUALSTACK_ENDPOINT = CONFIG_USE_DUALSTACK_ENDPOINT;
exports.CONFIG_USE_FIPS_ENDPOINT = CONFIG_USE_FIPS_ENDPOINT;
exports.DEFAULT_USE_DUALSTACK_ENDPOINT = DEFAULT_USE_DUALSTACK_ENDPOINT;
exports.DEFAULT_USE_FIPS_ENDPOINT = DEFAULT_USE_FIPS_ENDPOINT;
exports.ENV_USE_DUALSTACK_ENDPOINT = ENV_USE_DUALSTACK_ENDPOINT;
exports.ENV_USE_FIPS_ENDPOINT = ENV_USE_FIPS_ENDPOINT;
exports.NODE_REGION_CONFIG_FILE_OPTIONS = NODE_REGION_CONFIG_FILE_OPTIONS;
exports.NODE_REGION_CONFIG_OPTIONS = NODE_REGION_CONFIG_OPTIONS;
exports.NODE_USE_DUALSTACK_ENDPOINT_CONFIG_OPTIONS = NODE_USE_DUALSTACK_ENDPOINT_CONFIG_OPTIONS;
exports.NODE_USE_FIPS_ENDPOINT_CONFIG_OPTIONS = NODE_USE_FIPS_ENDPOINT_CONFIG_OPTIONS;
exports.REGION_ENV_NAME = REGION_ENV_NAME;
exports.REGION_INI_NAME = REGION_INI_NAME;
exports.getRegionInfo = getRegionInfo;
exports.resolveCustomEndpointsConfig = resolveCustomEndpointsConfig;
exports.resolveEndpointsConfig = resolveEndpointsConfig;
exports.resolveRegionConfig = resolveRegionConfig;

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'use strict';
var types = require('@smithy/types');
var utilMiddleware = require('@smithy/util-middleware');
var middlewareSerde = require('@smithy/middleware-serde');
var protocolHttp = require('@smithy/protocol-http');
var protocols = require('@smithy/core/protocols');
const getSmithyContext = (context) => context[types.SMITHY_CONTEXT_KEY] || (context[types.SMITHY_CONTEXT_KEY] = {});
const resolveAuthOptions = (candidateAuthOptions, authSchemePreference) => {
if (!authSchemePreference || authSchemePreference.length === 0) {
return candidateAuthOptions;
}
const preferredAuthOptions = [];
for (const preferredSchemeName of authSchemePreference) {
for (const candidateAuthOption of candidateAuthOptions) {
const candidateAuthSchemeName = candidateAuthOption.schemeId.split("#")[1];
if (candidateAuthSchemeName === preferredSchemeName) {
preferredAuthOptions.push(candidateAuthOption);
}
}
}
for (const candidateAuthOption of candidateAuthOptions) {
if (!preferredAuthOptions.find(({ schemeId }) => schemeId === candidateAuthOption.schemeId)) {
preferredAuthOptions.push(candidateAuthOption);
}
}
return preferredAuthOptions;
};
function convertHttpAuthSchemesToMap(httpAuthSchemes) {
const map = new Map();
for (const scheme of httpAuthSchemes) {
map.set(scheme.schemeId, scheme);
}
return map;
}
const httpAuthSchemeMiddleware = (config, mwOptions) => (next, context) => async (args) => {
const options = config.httpAuthSchemeProvider(await mwOptions.httpAuthSchemeParametersProvider(config, context, args.input));
const authSchemePreference = config.authSchemePreference ? await config.authSchemePreference() : [];
const resolvedOptions = resolveAuthOptions(options, authSchemePreference);
const authSchemes = convertHttpAuthSchemesToMap(config.httpAuthSchemes);
const smithyContext = utilMiddleware.getSmithyContext(context);
const failureReasons = [];
for (const option of resolvedOptions) {
const scheme = authSchemes.get(option.schemeId);
if (!scheme) {
failureReasons.push(`HttpAuthScheme \`${option.schemeId}\` was not enabled for this service.`);
continue;
}
const identityProvider = scheme.identityProvider(await mwOptions.identityProviderConfigProvider(config));
if (!identityProvider) {
failureReasons.push(`HttpAuthScheme \`${option.schemeId}\` did not have an IdentityProvider configured.`);
continue;
}
const { identityProperties = {}, signingProperties = {} } = option.propertiesExtractor?.(config, context) || {};
option.identityProperties = Object.assign(option.identityProperties || {}, identityProperties);
option.signingProperties = Object.assign(option.signingProperties || {}, signingProperties);
smithyContext.selectedHttpAuthScheme = {
httpAuthOption: option,
identity: await identityProvider(option.identityProperties),
signer: scheme.signer,
};
break;
}
if (!smithyContext.selectedHttpAuthScheme) {
throw new Error(failureReasons.join("\n"));
}
return next(args);
};
const httpAuthSchemeEndpointRuleSetMiddlewareOptions = {
step: "serialize",
tags: ["HTTP_AUTH_SCHEME"],
name: "httpAuthSchemeMiddleware",
override: true,
relation: "before",
toMiddleware: "endpointV2Middleware",
};
const getHttpAuthSchemeEndpointRuleSetPlugin = (config, { httpAuthSchemeParametersProvider, identityProviderConfigProvider, }) => ({
applyToStack: (clientStack) => {
clientStack.addRelativeTo(httpAuthSchemeMiddleware(config, {
httpAuthSchemeParametersProvider,
identityProviderConfigProvider,
}), httpAuthSchemeEndpointRuleSetMiddlewareOptions);
},
});
const httpAuthSchemeMiddlewareOptions = {
step: "serialize",
tags: ["HTTP_AUTH_SCHEME"],
name: "httpAuthSchemeMiddleware",
override: true,
relation: "before",
toMiddleware: middlewareSerde.serializerMiddlewareOption.name,
};
const getHttpAuthSchemePlugin = (config, { httpAuthSchemeParametersProvider, identityProviderConfigProvider, }) => ({
applyToStack: (clientStack) => {
clientStack.addRelativeTo(httpAuthSchemeMiddleware(config, {
httpAuthSchemeParametersProvider,
identityProviderConfigProvider,
}), httpAuthSchemeMiddlewareOptions);
},
});
const defaultErrorHandler = (signingProperties) => (error) => {
throw error;
};
const defaultSuccessHandler = (httpResponse, signingProperties) => { };
const httpSigningMiddleware = (config) => (next, context) => async (args) => {
if (!protocolHttp.HttpRequest.isInstance(args.request)) {
return next(args);
}
const smithyContext = utilMiddleware.getSmithyContext(context);
const scheme = smithyContext.selectedHttpAuthScheme;
if (!scheme) {
throw new Error(`No HttpAuthScheme was selected: unable to sign request`);
}
const { httpAuthOption: { signingProperties = {} }, identity, signer, } = scheme;
const output = await next({
...args,
request: await signer.sign(args.request, identity, signingProperties),
}).catch((signer.errorHandler || defaultErrorHandler)(signingProperties));
(signer.successHandler || defaultSuccessHandler)(output.response, signingProperties);
return output;
};
const httpSigningMiddlewareOptions = {
step: "finalizeRequest",
tags: ["HTTP_SIGNING"],
name: "httpSigningMiddleware",
aliases: ["apiKeyMiddleware", "tokenMiddleware", "awsAuthMiddleware"],
override: true,
relation: "after",
toMiddleware: "retryMiddleware",
};
const getHttpSigningPlugin = (config) => ({
applyToStack: (clientStack) => {
clientStack.addRelativeTo(httpSigningMiddleware(), httpSigningMiddlewareOptions);
},
});
const normalizeProvider = (input) => {
if (typeof input === "function")
return input;
const promisified = Promise.resolve(input);
return () => promisified;
};
const makePagedClientRequest = async (CommandCtor, client, input, withCommand = (_) => _, ...args) => {
let command = new CommandCtor(input);
command = withCommand(command) ?? command;
return await client.send(command, ...args);
};
function createPaginator(ClientCtor, CommandCtor, inputTokenName, outputTokenName, pageSizeTokenName) {
return async function* paginateOperation(config, input, ...additionalArguments) {
const _input = input;
let token = config.startingToken ?? _input[inputTokenName];
let hasNext = true;
let page;
while (hasNext) {
_input[inputTokenName] = token;
if (pageSizeTokenName) {
_input[pageSizeTokenName] = _input[pageSizeTokenName] ?? config.pageSize;
}
if (config.client instanceof ClientCtor) {
page = await makePagedClientRequest(CommandCtor, config.client, input, config.withCommand, ...additionalArguments);
}
else {
throw new Error(`Invalid client, expected instance of ${ClientCtor.name}`);
}
yield page;
const prevToken = token;
token = get(page, outputTokenName);
hasNext = !!(token && (!config.stopOnSameToken || token !== prevToken));
}
return undefined;
};
}
const get = (fromObject, path) => {
let cursor = fromObject;
const pathComponents = path.split(".");
for (const step of pathComponents) {
if (!cursor || typeof cursor !== "object") {
return undefined;
}
cursor = cursor[step];
}
return cursor;
};
function setFeature(context, feature, value) {
if (!context.__smithy_context) {
context.__smithy_context = {
features: {},
};
}
else if (!context.__smithy_context.features) {
context.__smithy_context.features = {};
}
context.__smithy_context.features[feature] = value;
}
class DefaultIdentityProviderConfig {
authSchemes = new Map();
constructor(config) {
for (const [key, value] of Object.entries(config)) {
if (value !== undefined) {
this.authSchemes.set(key, value);
}
}
}
getIdentityProvider(schemeId) {
return this.authSchemes.get(schemeId);
}
}
class HttpApiKeyAuthSigner {
async sign(httpRequest, identity, signingProperties) {
if (!signingProperties) {
throw new Error("request could not be signed with `apiKey` since the `name` and `in` signer properties are missing");
}
if (!signingProperties.name) {
throw new Error("request could not be signed with `apiKey` since the `name` signer property is missing");
}
if (!signingProperties.in) {
throw new Error("request could not be signed with `apiKey` since the `in` signer property is missing");
}
if (!identity.apiKey) {
throw new Error("request could not be signed with `apiKey` since the `apiKey` is not defined");
}
const clonedRequest = protocolHttp.HttpRequest.clone(httpRequest);
if (signingProperties.in === types.HttpApiKeyAuthLocation.QUERY) {
clonedRequest.query[signingProperties.name] = identity.apiKey;
}
else if (signingProperties.in === types.HttpApiKeyAuthLocation.HEADER) {
clonedRequest.headers[signingProperties.name] = signingProperties.scheme
? `${signingProperties.scheme} ${identity.apiKey}`
: identity.apiKey;
}
else {
throw new Error("request can only be signed with `apiKey` locations `query` or `header`, " +
"but found: `" +
signingProperties.in +
"`");
}
return clonedRequest;
}
}
class HttpBearerAuthSigner {
async sign(httpRequest, identity, signingProperties) {
const clonedRequest = protocolHttp.HttpRequest.clone(httpRequest);
if (!identity.token) {
throw new Error("request could not be signed with `token` since the `token` is not defined");
}
clonedRequest.headers["Authorization"] = `Bearer ${identity.token}`;
return clonedRequest;
}
}
class NoAuthSigner {
async sign(httpRequest, identity, signingProperties) {
return httpRequest;
}
}
const createIsIdentityExpiredFunction = (expirationMs) => function isIdentityExpired(identity) {
return doesIdentityRequireRefresh(identity) && identity.expiration.getTime() - Date.now() < expirationMs;
};
const EXPIRATION_MS = 300_000;
const isIdentityExpired = createIsIdentityExpiredFunction(EXPIRATION_MS);
const doesIdentityRequireRefresh = (identity) => identity.expiration !== undefined;
const memoizeIdentityProvider = (provider, isExpired, requiresRefresh) => {
if (provider === undefined) {
return undefined;
}
const normalizedProvider = typeof provider !== "function" ? async () => Promise.resolve(provider) : provider;
let resolved;
let pending;
let hasResult;
let isConstant = false;
const coalesceProvider = async (options) => {
if (!pending) {
pending = normalizedProvider(options);
}
try {
resolved = await pending;
hasResult = true;
isConstant = false;
}
finally {
pending = undefined;
}
return resolved;
};
if (isExpired === undefined) {
return async (options) => {
if (!hasResult || options?.forceRefresh) {
resolved = await coalesceProvider(options);
}
return resolved;
};
}
return async (options) => {
if (!hasResult || options?.forceRefresh) {
resolved = await coalesceProvider(options);
}
if (isConstant) {
return resolved;
}
if (!requiresRefresh(resolved)) {
isConstant = true;
return resolved;
}
if (isExpired(resolved)) {
await coalesceProvider(options);
return resolved;
}
return resolved;
};
};
Object.defineProperty(exports, "requestBuilder", {
enumerable: true,
get: function () { return protocols.requestBuilder; }
});
exports.DefaultIdentityProviderConfig = DefaultIdentityProviderConfig;
exports.EXPIRATION_MS = EXPIRATION_MS;
exports.HttpApiKeyAuthSigner = HttpApiKeyAuthSigner;
exports.HttpBearerAuthSigner = HttpBearerAuthSigner;
exports.NoAuthSigner = NoAuthSigner;
exports.createIsIdentityExpiredFunction = createIsIdentityExpiredFunction;
exports.createPaginator = createPaginator;
exports.doesIdentityRequireRefresh = doesIdentityRequireRefresh;
exports.getHttpAuthSchemeEndpointRuleSetPlugin = getHttpAuthSchemeEndpointRuleSetPlugin;
exports.getHttpAuthSchemePlugin = getHttpAuthSchemePlugin;
exports.getHttpSigningPlugin = getHttpSigningPlugin;
exports.getSmithyContext = getSmithyContext;
exports.httpAuthSchemeEndpointRuleSetMiddlewareOptions = httpAuthSchemeEndpointRuleSetMiddlewareOptions;
exports.httpAuthSchemeMiddleware = httpAuthSchemeMiddleware;
exports.httpAuthSchemeMiddlewareOptions = httpAuthSchemeMiddlewareOptions;
exports.httpSigningMiddleware = httpSigningMiddleware;
exports.httpSigningMiddlewareOptions = httpSigningMiddlewareOptions;
exports.isIdentityExpired = isIdentityExpired;
exports.memoizeIdentityProvider = memoizeIdentityProvider;
exports.normalizeProvider = normalizeProvider;
exports.setFeature = setFeature;

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'use strict';
var utilUtf8 = require('@smithy/util-utf8');
class EventStreamSerde {
marshaller;
serializer;
deserializer;
serdeContext;
defaultContentType;
constructor({ marshaller, serializer, deserializer, serdeContext, defaultContentType, }) {
this.marshaller = marshaller;
this.serializer = serializer;
this.deserializer = deserializer;
this.serdeContext = serdeContext;
this.defaultContentType = defaultContentType;
}
async serializeEventStream({ eventStream, requestSchema, initialRequest, }) {
const marshaller = this.marshaller;
const eventStreamMember = requestSchema.getEventStreamMember();
const unionSchema = requestSchema.getMemberSchema(eventStreamMember);
const serializer = this.serializer;
const defaultContentType = this.defaultContentType;
const initialRequestMarker = Symbol("initialRequestMarker");
const eventStreamIterable = {
async *[Symbol.asyncIterator]() {
if (initialRequest) {
const headers = {
":event-type": { type: "string", value: "initial-request" },
":message-type": { type: "string", value: "event" },
":content-type": { type: "string", value: defaultContentType },
};
serializer.write(requestSchema, initialRequest);
const body = serializer.flush();
yield {
[initialRequestMarker]: true,
headers,
body,
};
}
for await (const page of eventStream) {
yield page;
}
},
};
return marshaller.serialize(eventStreamIterable, (event) => {
if (event[initialRequestMarker]) {
return {
headers: event.headers,
body: event.body,
};
}
const unionMember = Object.keys(event).find((key) => {
return key !== "__type";
}) ?? "";
const { additionalHeaders, body, eventType, explicitPayloadContentType } = this.writeEventBody(unionMember, unionSchema, event);
const headers = {
":event-type": { type: "string", value: eventType },
":message-type": { type: "string", value: "event" },
":content-type": { type: "string", value: explicitPayloadContentType ?? defaultContentType },
...additionalHeaders,
};
return {
headers,
body,
};
});
}
async deserializeEventStream({ response, responseSchema, initialResponseContainer, }) {
const marshaller = this.marshaller;
const eventStreamMember = responseSchema.getEventStreamMember();
const unionSchema = responseSchema.getMemberSchema(eventStreamMember);
const memberSchemas = unionSchema.getMemberSchemas();
const initialResponseMarker = Symbol("initialResponseMarker");
const asyncIterable = marshaller.deserialize(response.body, async (event) => {
const unionMember = Object.keys(event).find((key) => {
return key !== "__type";
}) ?? "";
const body = event[unionMember].body;
if (unionMember === "initial-response") {
const dataObject = await this.deserializer.read(responseSchema, body);
delete dataObject[eventStreamMember];
return {
[initialResponseMarker]: true,
...dataObject,
};
}
else if (unionMember in memberSchemas) {
const eventStreamSchema = memberSchemas[unionMember];
if (eventStreamSchema.isStructSchema()) {
const out = {};
let hasBindings = false;
for (const [name, member] of eventStreamSchema.structIterator()) {
const { eventHeader, eventPayload } = member.getMergedTraits();
hasBindings = hasBindings || Boolean(eventHeader || eventPayload);
if (eventPayload) {
if (member.isBlobSchema()) {
out[name] = body;
}
else if (member.isStringSchema()) {
out[name] = (this.serdeContext?.utf8Encoder ?? utilUtf8.toUtf8)(body);
}
else if (member.isStructSchema()) {
out[name] = await this.deserializer.read(member, body);
}
}
else if (eventHeader) {
const value = event[unionMember].headers[name]?.value;
if (value != null) {
if (member.isNumericSchema()) {
if (value && typeof value === "object" && "bytes" in value) {
out[name] = BigInt(value.toString());
}
else {
out[name] = Number(value);
}
}
else {
out[name] = value;
}
}
}
}
if (hasBindings) {
return {
[unionMember]: out,
};
}
}
return {
[unionMember]: await this.deserializer.read(eventStreamSchema, body),
};
}
else {
return {
$unknown: event,
};
}
});
const asyncIterator = asyncIterable[Symbol.asyncIterator]();
const firstEvent = await asyncIterator.next();
if (firstEvent.done) {
return asyncIterable;
}
if (firstEvent.value?.[initialResponseMarker]) {
if (!responseSchema) {
throw new Error("@smithy::core/protocols - initial-response event encountered in event stream but no response schema given.");
}
for (const [key, value] of Object.entries(firstEvent.value)) {
initialResponseContainer[key] = value;
}
}
return {
async *[Symbol.asyncIterator]() {
if (!firstEvent?.value?.[initialResponseMarker]) {
yield firstEvent.value;
}
while (true) {
const { done, value } = await asyncIterator.next();
if (done) {
break;
}
yield value;
}
},
};
}
writeEventBody(unionMember, unionSchema, event) {
const serializer = this.serializer;
let eventType = unionMember;
let explicitPayloadMember = null;
let explicitPayloadContentType;
const isKnownSchema = (() => {
const struct = unionSchema.getSchema();
return struct[4].includes(unionMember);
})();
const additionalHeaders = {};
if (!isKnownSchema) {
const [type, value] = event[unionMember];
eventType = type;
serializer.write(15, value);
}
else {
const eventSchema = unionSchema.getMemberSchema(unionMember);
if (eventSchema.isStructSchema()) {
for (const [memberName, memberSchema] of eventSchema.structIterator()) {
const { eventHeader, eventPayload } = memberSchema.getMergedTraits();
if (eventPayload) {
explicitPayloadMember = memberName;
break;
}
else if (eventHeader) {
const value = event[unionMember][memberName];
let type = "binary";
if (memberSchema.isNumericSchema()) {
if ((-2) ** 31 <= value && value <= 2 ** 31 - 1) {
type = "integer";
}
else {
type = "long";
}
}
else if (memberSchema.isTimestampSchema()) {
type = "timestamp";
}
else if (memberSchema.isStringSchema()) {
type = "string";
}
else if (memberSchema.isBooleanSchema()) {
type = "boolean";
}
if (value != null) {
additionalHeaders[memberName] = {
type,
value,
};
delete event[unionMember][memberName];
}
}
}
if (explicitPayloadMember !== null) {
const payloadSchema = eventSchema.getMemberSchema(explicitPayloadMember);
if (payloadSchema.isBlobSchema()) {
explicitPayloadContentType = "application/octet-stream";
}
else if (payloadSchema.isStringSchema()) {
explicitPayloadContentType = "text/plain";
}
serializer.write(payloadSchema, event[unionMember][explicitPayloadMember]);
}
else {
serializer.write(eventSchema, event[unionMember]);
}
}
else {
throw new Error("@smithy/core/event-streams - non-struct member not supported in event stream union.");
}
}
const messageSerialization = serializer.flush();
const body = typeof messageSerialization === "string"
? (this.serdeContext?.utf8Decoder ?? utilUtf8.fromUtf8)(messageSerialization)
: messageSerialization;
return {
body,
eventType,
explicitPayloadContentType,
additionalHeaders,
};
}
}
exports.EventStreamSerde = EventStreamSerde;

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@@ -0,0 +1,839 @@
'use strict';
var utilStream = require('@smithy/util-stream');
var schema = require('@smithy/core/schema');
var serde = require('@smithy/core/serde');
var protocolHttp = require('@smithy/protocol-http');
var utilBase64 = require('@smithy/util-base64');
var utilUtf8 = require('@smithy/util-utf8');
const collectBody = async (streamBody = new Uint8Array(), context) => {
if (streamBody instanceof Uint8Array) {
return utilStream.Uint8ArrayBlobAdapter.mutate(streamBody);
}
if (!streamBody) {
return utilStream.Uint8ArrayBlobAdapter.mutate(new Uint8Array());
}
const fromContext = context.streamCollector(streamBody);
return utilStream.Uint8ArrayBlobAdapter.mutate(await fromContext);
};
function extendedEncodeURIComponent(str) {
return encodeURIComponent(str).replace(/[!'()*]/g, function (c) {
return "%" + c.charCodeAt(0).toString(16).toUpperCase();
});
}
class SerdeContext {
serdeContext;
setSerdeContext(serdeContext) {
this.serdeContext = serdeContext;
}
}
class HttpProtocol extends SerdeContext {
options;
constructor(options) {
super();
this.options = options;
}
getRequestType() {
return protocolHttp.HttpRequest;
}
getResponseType() {
return protocolHttp.HttpResponse;
}
setSerdeContext(serdeContext) {
this.serdeContext = serdeContext;
this.serializer.setSerdeContext(serdeContext);
this.deserializer.setSerdeContext(serdeContext);
if (this.getPayloadCodec()) {
this.getPayloadCodec().setSerdeContext(serdeContext);
}
}
updateServiceEndpoint(request, endpoint) {
if ("url" in endpoint) {
request.protocol = endpoint.url.protocol;
request.hostname = endpoint.url.hostname;
request.port = endpoint.url.port ? Number(endpoint.url.port) : undefined;
request.path = endpoint.url.pathname;
request.fragment = endpoint.url.hash || void 0;
request.username = endpoint.url.username || void 0;
request.password = endpoint.url.password || void 0;
if (!request.query) {
request.query = {};
}
for (const [k, v] of endpoint.url.searchParams.entries()) {
request.query[k] = v;
}
return request;
}
else {
request.protocol = endpoint.protocol;
request.hostname = endpoint.hostname;
request.port = endpoint.port ? Number(endpoint.port) : undefined;
request.path = endpoint.path;
request.query = {
...endpoint.query,
};
return request;
}
}
setHostPrefix(request, operationSchema, input) {
const inputNs = schema.NormalizedSchema.of(operationSchema.input);
const opTraits = schema.translateTraits(operationSchema.traits ?? {});
if (opTraits.endpoint) {
let hostPrefix = opTraits.endpoint?.[0];
if (typeof hostPrefix === "string") {
const hostLabelInputs = [...inputNs.structIterator()].filter(([, member]) => member.getMergedTraits().hostLabel);
for (const [name] of hostLabelInputs) {
const replacement = input[name];
if (typeof replacement !== "string") {
throw new Error(`@smithy/core/schema - ${name} in input must be a string as hostLabel.`);
}
hostPrefix = hostPrefix.replace(`{${name}}`, replacement);
}
request.hostname = hostPrefix + request.hostname;
}
}
}
deserializeMetadata(output) {
return {
httpStatusCode: output.statusCode,
requestId: output.headers["x-amzn-requestid"] ?? output.headers["x-amzn-request-id"] ?? output.headers["x-amz-request-id"],
extendedRequestId: output.headers["x-amz-id-2"],
cfId: output.headers["x-amz-cf-id"],
};
}
async serializeEventStream({ eventStream, requestSchema, initialRequest, }) {
const eventStreamSerde = await this.loadEventStreamCapability();
return eventStreamSerde.serializeEventStream({
eventStream,
requestSchema,
initialRequest,
});
}
async deserializeEventStream({ response, responseSchema, initialResponseContainer, }) {
const eventStreamSerde = await this.loadEventStreamCapability();
return eventStreamSerde.deserializeEventStream({
response,
responseSchema,
initialResponseContainer,
});
}
async loadEventStreamCapability() {
const { EventStreamSerde } = await import('@smithy/core/event-streams');
return new EventStreamSerde({
marshaller: this.getEventStreamMarshaller(),
serializer: this.serializer,
deserializer: this.deserializer,
serdeContext: this.serdeContext,
defaultContentType: this.getDefaultContentType(),
});
}
getDefaultContentType() {
throw new Error(`@smithy/core/protocols - ${this.constructor.name} getDefaultContentType() implementation missing.`);
}
async deserializeHttpMessage(schema, context, response, arg4, arg5) {
return [];
}
getEventStreamMarshaller() {
const context = this.serdeContext;
if (!context.eventStreamMarshaller) {
throw new Error("@smithy/core - HttpProtocol: eventStreamMarshaller missing in serdeContext.");
}
return context.eventStreamMarshaller;
}
}
class HttpBindingProtocol extends HttpProtocol {
async serializeRequest(operationSchema, _input, context) {
const input = {
...(_input ?? {}),
};
const serializer = this.serializer;
const query = {};
const headers = {};
const endpoint = await context.endpoint();
const ns = schema.NormalizedSchema.of(operationSchema?.input);
const schema$1 = ns.getSchema();
let hasNonHttpBindingMember = false;
let payload;
const request = new protocolHttp.HttpRequest({
protocol: "",
hostname: "",
port: undefined,
path: "",
fragment: undefined,
query: query,
headers: headers,
body: undefined,
});
if (endpoint) {
this.updateServiceEndpoint(request, endpoint);
this.setHostPrefix(request, operationSchema, input);
const opTraits = schema.translateTraits(operationSchema.traits);
if (opTraits.http) {
request.method = opTraits.http[0];
const [path, search] = opTraits.http[1].split("?");
if (request.path == "/") {
request.path = path;
}
else {
request.path += path;
}
const traitSearchParams = new URLSearchParams(search ?? "");
Object.assign(query, Object.fromEntries(traitSearchParams));
}
}
for (const [memberName, memberNs] of ns.structIterator()) {
const memberTraits = memberNs.getMergedTraits() ?? {};
const inputMemberValue = input[memberName];
if (inputMemberValue == null && !memberNs.isIdempotencyToken()) {
continue;
}
if (memberTraits.httpPayload) {
const isStreaming = memberNs.isStreaming();
if (isStreaming) {
const isEventStream = memberNs.isStructSchema();
if (isEventStream) {
if (input[memberName]) {
payload = await this.serializeEventStream({
eventStream: input[memberName],
requestSchema: ns,
});
}
}
else {
payload = inputMemberValue;
}
}
else {
serializer.write(memberNs, inputMemberValue);
payload = serializer.flush();
}
delete input[memberName];
}
else if (memberTraits.httpLabel) {
serializer.write(memberNs, inputMemberValue);
const replacement = serializer.flush();
if (request.path.includes(`{${memberName}+}`)) {
request.path = request.path.replace(`{${memberName}+}`, replacement.split("/").map(extendedEncodeURIComponent).join("/"));
}
else if (request.path.includes(`{${memberName}}`)) {
request.path = request.path.replace(`{${memberName}}`, extendedEncodeURIComponent(replacement));
}
delete input[memberName];
}
else if (memberTraits.httpHeader) {
serializer.write(memberNs, inputMemberValue);
headers[memberTraits.httpHeader.toLowerCase()] = String(serializer.flush());
delete input[memberName];
}
else if (typeof memberTraits.httpPrefixHeaders === "string") {
for (const [key, val] of Object.entries(inputMemberValue)) {
const amalgam = memberTraits.httpPrefixHeaders + key;
serializer.write([memberNs.getValueSchema(), { httpHeader: amalgam }], val);
headers[amalgam.toLowerCase()] = serializer.flush();
}
delete input[memberName];
}
else if (memberTraits.httpQuery || memberTraits.httpQueryParams) {
this.serializeQuery(memberNs, inputMemberValue, query);
delete input[memberName];
}
else {
hasNonHttpBindingMember = true;
}
}
if (hasNonHttpBindingMember && input) {
serializer.write(schema$1, input);
payload = serializer.flush();
}
request.headers = headers;
request.query = query;
request.body = payload;
return request;
}
serializeQuery(ns, data, query) {
const serializer = this.serializer;
const traits = ns.getMergedTraits();
if (traits.httpQueryParams) {
for (const [key, val] of Object.entries(data)) {
if (!(key in query)) {
const valueSchema = ns.getValueSchema();
Object.assign(valueSchema.getMergedTraits(), {
...traits,
httpQuery: key,
httpQueryParams: undefined,
});
this.serializeQuery(valueSchema, val, query);
}
}
return;
}
if (ns.isListSchema()) {
const sparse = !!ns.getMergedTraits().sparse;
const buffer = [];
for (const item of data) {
serializer.write([ns.getValueSchema(), traits], item);
const serializable = serializer.flush();
if (sparse || serializable !== undefined) {
buffer.push(serializable);
}
}
query[traits.httpQuery] = buffer;
}
else {
serializer.write([ns, traits], data);
query[traits.httpQuery] = serializer.flush();
}
}
async deserializeResponse(operationSchema, context, response) {
const deserializer = this.deserializer;
const ns = schema.NormalizedSchema.of(operationSchema.output);
const dataObject = {};
if (response.statusCode >= 300) {
const bytes = await collectBody(response.body, context);
if (bytes.byteLength > 0) {
Object.assign(dataObject, await deserializer.read(15, bytes));
}
await this.handleError(operationSchema, context, response, dataObject, this.deserializeMetadata(response));
throw new Error("@smithy/core/protocols - HTTP Protocol error handler failed to throw.");
}
for (const header in response.headers) {
const value = response.headers[header];
delete response.headers[header];
response.headers[header.toLowerCase()] = value;
}
const nonHttpBindingMembers = await this.deserializeHttpMessage(ns, context, response, dataObject);
if (nonHttpBindingMembers.length) {
const bytes = await collectBody(response.body, context);
if (bytes.byteLength > 0) {
const dataFromBody = await deserializer.read(ns, bytes);
for (const member of nonHttpBindingMembers) {
dataObject[member] = dataFromBody[member];
}
}
}
else if (nonHttpBindingMembers.discardResponseBody) {
await collectBody(response.body, context);
}
dataObject.$metadata = this.deserializeMetadata(response);
return dataObject;
}
async deserializeHttpMessage(schema$1, context, response, arg4, arg5) {
let dataObject;
if (arg4 instanceof Set) {
dataObject = arg5;
}
else {
dataObject = arg4;
}
let discardResponseBody = true;
const deserializer = this.deserializer;
const ns = schema.NormalizedSchema.of(schema$1);
const nonHttpBindingMembers = [];
for (const [memberName, memberSchema] of ns.structIterator()) {
const memberTraits = memberSchema.getMemberTraits();
if (memberTraits.httpPayload) {
discardResponseBody = false;
const isStreaming = memberSchema.isStreaming();
if (isStreaming) {
const isEventStream = memberSchema.isStructSchema();
if (isEventStream) {
dataObject[memberName] = await this.deserializeEventStream({
response,
responseSchema: ns,
});
}
else {
dataObject[memberName] = utilStream.sdkStreamMixin(response.body);
}
}
else if (response.body) {
const bytes = await collectBody(response.body, context);
if (bytes.byteLength > 0) {
dataObject[memberName] = await deserializer.read(memberSchema, bytes);
}
}
}
else if (memberTraits.httpHeader) {
const key = String(memberTraits.httpHeader).toLowerCase();
const value = response.headers[key];
if (null != value) {
if (memberSchema.isListSchema()) {
const headerListValueSchema = memberSchema.getValueSchema();
headerListValueSchema.getMergedTraits().httpHeader = key;
let sections;
if (headerListValueSchema.isTimestampSchema() &&
headerListValueSchema.getSchema() === 4) {
sections = serde.splitEvery(value, ",", 2);
}
else {
sections = serde.splitHeader(value);
}
const list = [];
for (const section of sections) {
list.push(await deserializer.read(headerListValueSchema, section.trim()));
}
dataObject[memberName] = list;
}
else {
dataObject[memberName] = await deserializer.read(memberSchema, value);
}
}
}
else if (memberTraits.httpPrefixHeaders !== undefined) {
dataObject[memberName] = {};
for (const [header, value] of Object.entries(response.headers)) {
if (header.startsWith(memberTraits.httpPrefixHeaders)) {
const valueSchema = memberSchema.getValueSchema();
valueSchema.getMergedTraits().httpHeader = header;
dataObject[memberName][header.slice(memberTraits.httpPrefixHeaders.length)] = await deserializer.read(valueSchema, value);
}
}
}
else if (memberTraits.httpResponseCode) {
dataObject[memberName] = response.statusCode;
}
else {
nonHttpBindingMembers.push(memberName);
}
}
nonHttpBindingMembers.discardResponseBody = discardResponseBody;
return nonHttpBindingMembers;
}
}
class RpcProtocol extends HttpProtocol {
async serializeRequest(operationSchema, input, context) {
const serializer = this.serializer;
const query = {};
const headers = {};
const endpoint = await context.endpoint();
const ns = schema.NormalizedSchema.of(operationSchema?.input);
const schema$1 = ns.getSchema();
let payload;
const request = new protocolHttp.HttpRequest({
protocol: "",
hostname: "",
port: undefined,
path: "/",
fragment: undefined,
query: query,
headers: headers,
body: undefined,
});
if (endpoint) {
this.updateServiceEndpoint(request, endpoint);
this.setHostPrefix(request, operationSchema, input);
}
const _input = {
...input,
};
if (input) {
const eventStreamMember = ns.getEventStreamMember();
if (eventStreamMember) {
if (_input[eventStreamMember]) {
const initialRequest = {};
for (const [memberName, memberSchema] of ns.structIterator()) {
if (memberName !== eventStreamMember && _input[memberName]) {
serializer.write(memberSchema, _input[memberName]);
initialRequest[memberName] = serializer.flush();
}
}
payload = await this.serializeEventStream({
eventStream: _input[eventStreamMember],
requestSchema: ns,
initialRequest,
});
}
}
else {
serializer.write(schema$1, _input);
payload = serializer.flush();
}
}
request.headers = headers;
request.query = query;
request.body = payload;
request.method = "POST";
return request;
}
async deserializeResponse(operationSchema, context, response) {
const deserializer = this.deserializer;
const ns = schema.NormalizedSchema.of(operationSchema.output);
const dataObject = {};
if (response.statusCode >= 300) {
const bytes = await collectBody(response.body, context);
if (bytes.byteLength > 0) {
Object.assign(dataObject, await deserializer.read(15, bytes));
}
await this.handleError(operationSchema, context, response, dataObject, this.deserializeMetadata(response));
throw new Error("@smithy/core/protocols - RPC Protocol error handler failed to throw.");
}
for (const header in response.headers) {
const value = response.headers[header];
delete response.headers[header];
response.headers[header.toLowerCase()] = value;
}
const eventStreamMember = ns.getEventStreamMember();
if (eventStreamMember) {
dataObject[eventStreamMember] = await this.deserializeEventStream({
response,
responseSchema: ns,
initialResponseContainer: dataObject,
});
}
else {
const bytes = await collectBody(response.body, context);
if (bytes.byteLength > 0) {
Object.assign(dataObject, await deserializer.read(ns, bytes));
}
}
dataObject.$metadata = this.deserializeMetadata(response);
return dataObject;
}
}
const resolvedPath = (resolvedPath, input, memberName, labelValueProvider, uriLabel, isGreedyLabel) => {
if (input != null && input[memberName] !== undefined) {
const labelValue = labelValueProvider();
if (labelValue.length <= 0) {
throw new Error("Empty value provided for input HTTP label: " + memberName + ".");
}
resolvedPath = resolvedPath.replace(uriLabel, isGreedyLabel
? labelValue
.split("/")
.map((segment) => extendedEncodeURIComponent(segment))
.join("/")
: extendedEncodeURIComponent(labelValue));
}
else {
throw new Error("No value provided for input HTTP label: " + memberName + ".");
}
return resolvedPath;
};
function requestBuilder(input, context) {
return new RequestBuilder(input, context);
}
class RequestBuilder {
input;
context;
query = {};
method = "";
headers = {};
path = "";
body = null;
hostname = "";
resolvePathStack = [];
constructor(input, context) {
this.input = input;
this.context = context;
}
async build() {
const { hostname, protocol = "https", port, path: basePath } = await this.context.endpoint();
this.path = basePath;
for (const resolvePath of this.resolvePathStack) {
resolvePath(this.path);
}
return new protocolHttp.HttpRequest({
protocol,
hostname: this.hostname || hostname,
port,
method: this.method,
path: this.path,
query: this.query,
body: this.body,
headers: this.headers,
});
}
hn(hostname) {
this.hostname = hostname;
return this;
}
bp(uriLabel) {
this.resolvePathStack.push((basePath) => {
this.path = `${basePath?.endsWith("/") ? basePath.slice(0, -1) : basePath || ""}` + uriLabel;
});
return this;
}
p(memberName, labelValueProvider, uriLabel, isGreedyLabel) {
this.resolvePathStack.push((path) => {
this.path = resolvedPath(path, this.input, memberName, labelValueProvider, uriLabel, isGreedyLabel);
});
return this;
}
h(headers) {
this.headers = headers;
return this;
}
q(query) {
this.query = query;
return this;
}
b(body) {
this.body = body;
return this;
}
m(method) {
this.method = method;
return this;
}
}
function determineTimestampFormat(ns, settings) {
if (settings.timestampFormat.useTrait) {
if (ns.isTimestampSchema() &&
(ns.getSchema() === 5 ||
ns.getSchema() === 6 ||
ns.getSchema() === 7)) {
return ns.getSchema();
}
}
const { httpLabel, httpPrefixHeaders, httpHeader, httpQuery } = ns.getMergedTraits();
const bindingFormat = settings.httpBindings
? typeof httpPrefixHeaders === "string" || Boolean(httpHeader)
? 6
: Boolean(httpQuery) || Boolean(httpLabel)
? 5
: undefined
: undefined;
return bindingFormat ?? settings.timestampFormat.default;
}
class FromStringShapeDeserializer extends SerdeContext {
settings;
constructor(settings) {
super();
this.settings = settings;
}
read(_schema, data) {
const ns = schema.NormalizedSchema.of(_schema);
if (ns.isListSchema()) {
return serde.splitHeader(data).map((item) => this.read(ns.getValueSchema(), item));
}
if (ns.isBlobSchema()) {
return (this.serdeContext?.base64Decoder ?? utilBase64.fromBase64)(data);
}
if (ns.isTimestampSchema()) {
const format = determineTimestampFormat(ns, this.settings);
switch (format) {
case 5:
return serde._parseRfc3339DateTimeWithOffset(data);
case 6:
return serde._parseRfc7231DateTime(data);
case 7:
return serde._parseEpochTimestamp(data);
default:
console.warn("Missing timestamp format, parsing value with Date constructor:", data);
return new Date(data);
}
}
if (ns.isStringSchema()) {
const mediaType = ns.getMergedTraits().mediaType;
let intermediateValue = data;
if (mediaType) {
if (ns.getMergedTraits().httpHeader) {
intermediateValue = this.base64ToUtf8(intermediateValue);
}
const isJson = mediaType === "application/json" || mediaType.endsWith("+json");
if (isJson) {
intermediateValue = serde.LazyJsonString.from(intermediateValue);
}
return intermediateValue;
}
}
if (ns.isNumericSchema()) {
return Number(data);
}
if (ns.isBigIntegerSchema()) {
return BigInt(data);
}
if (ns.isBigDecimalSchema()) {
return new serde.NumericValue(data, "bigDecimal");
}
if (ns.isBooleanSchema()) {
return String(data).toLowerCase() === "true";
}
return data;
}
base64ToUtf8(base64String) {
return (this.serdeContext?.utf8Encoder ?? utilUtf8.toUtf8)((this.serdeContext?.base64Decoder ?? utilBase64.fromBase64)(base64String));
}
}
class HttpInterceptingShapeDeserializer extends SerdeContext {
codecDeserializer;
stringDeserializer;
constructor(codecDeserializer, codecSettings) {
super();
this.codecDeserializer = codecDeserializer;
this.stringDeserializer = new FromStringShapeDeserializer(codecSettings);
}
setSerdeContext(serdeContext) {
this.stringDeserializer.setSerdeContext(serdeContext);
this.codecDeserializer.setSerdeContext(serdeContext);
this.serdeContext = serdeContext;
}
read(schema$1, data) {
const ns = schema.NormalizedSchema.of(schema$1);
const traits = ns.getMergedTraits();
const toString = this.serdeContext?.utf8Encoder ?? utilUtf8.toUtf8;
if (traits.httpHeader || traits.httpResponseCode) {
return this.stringDeserializer.read(ns, toString(data));
}
if (traits.httpPayload) {
if (ns.isBlobSchema()) {
const toBytes = this.serdeContext?.utf8Decoder ?? utilUtf8.fromUtf8;
if (typeof data === "string") {
return toBytes(data);
}
return data;
}
else if (ns.isStringSchema()) {
if ("byteLength" in data) {
return toString(data);
}
return data;
}
}
return this.codecDeserializer.read(ns, data);
}
}
class ToStringShapeSerializer extends SerdeContext {
settings;
stringBuffer = "";
constructor(settings) {
super();
this.settings = settings;
}
write(schema$1, value) {
const ns = schema.NormalizedSchema.of(schema$1);
switch (typeof value) {
case "object":
if (value === null) {
this.stringBuffer = "null";
return;
}
if (ns.isTimestampSchema()) {
if (!(value instanceof Date)) {
throw new Error(`@smithy/core/protocols - received non-Date value ${value} when schema expected Date in ${ns.getName(true)}`);
}
const format = determineTimestampFormat(ns, this.settings);
switch (format) {
case 5:
this.stringBuffer = value.toISOString().replace(".000Z", "Z");
break;
case 6:
this.stringBuffer = serde.dateToUtcString(value);
break;
case 7:
this.stringBuffer = String(value.getTime() / 1000);
break;
default:
console.warn("Missing timestamp format, using epoch seconds", value);
this.stringBuffer = String(value.getTime() / 1000);
}
return;
}
if (ns.isBlobSchema() && "byteLength" in value) {
this.stringBuffer = (this.serdeContext?.base64Encoder ?? utilBase64.toBase64)(value);
return;
}
if (ns.isListSchema() && Array.isArray(value)) {
let buffer = "";
for (const item of value) {
this.write([ns.getValueSchema(), ns.getMergedTraits()], item);
const headerItem = this.flush();
const serialized = ns.getValueSchema().isTimestampSchema() ? headerItem : serde.quoteHeader(headerItem);
if (buffer !== "") {
buffer += ", ";
}
buffer += serialized;
}
this.stringBuffer = buffer;
return;
}
this.stringBuffer = JSON.stringify(value, null, 2);
break;
case "string":
const mediaType = ns.getMergedTraits().mediaType;
let intermediateValue = value;
if (mediaType) {
const isJson = mediaType === "application/json" || mediaType.endsWith("+json");
if (isJson) {
intermediateValue = serde.LazyJsonString.from(intermediateValue);
}
if (ns.getMergedTraits().httpHeader) {
this.stringBuffer = (this.serdeContext?.base64Encoder ?? utilBase64.toBase64)(intermediateValue.toString());
return;
}
}
this.stringBuffer = value;
break;
default:
if (ns.isIdempotencyToken()) {
this.stringBuffer = serde.generateIdempotencyToken();
}
else {
this.stringBuffer = String(value);
}
}
}
flush() {
const buffer = this.stringBuffer;
this.stringBuffer = "";
return buffer;
}
}
class HttpInterceptingShapeSerializer {
codecSerializer;
stringSerializer;
buffer;
constructor(codecSerializer, codecSettings, stringSerializer = new ToStringShapeSerializer(codecSettings)) {
this.codecSerializer = codecSerializer;
this.stringSerializer = stringSerializer;
}
setSerdeContext(serdeContext) {
this.codecSerializer.setSerdeContext(serdeContext);
this.stringSerializer.setSerdeContext(serdeContext);
}
write(schema$1, value) {
const ns = schema.NormalizedSchema.of(schema$1);
const traits = ns.getMergedTraits();
if (traits.httpHeader || traits.httpLabel || traits.httpQuery) {
this.stringSerializer.write(ns, value);
this.buffer = this.stringSerializer.flush();
return;
}
return this.codecSerializer.write(ns, value);
}
flush() {
if (this.buffer !== undefined) {
const buffer = this.buffer;
this.buffer = undefined;
return buffer;
}
return this.codecSerializer.flush();
}
}
exports.FromStringShapeDeserializer = FromStringShapeDeserializer;
exports.HttpBindingProtocol = HttpBindingProtocol;
exports.HttpInterceptingShapeDeserializer = HttpInterceptingShapeDeserializer;
exports.HttpInterceptingShapeSerializer = HttpInterceptingShapeSerializer;
exports.HttpProtocol = HttpProtocol;
exports.RequestBuilder = RequestBuilder;
exports.RpcProtocol = RpcProtocol;
exports.SerdeContext = SerdeContext;
exports.ToStringShapeSerializer = ToStringShapeSerializer;
exports.collectBody = collectBody;
exports.determineTimestampFormat = determineTimestampFormat;
exports.extendedEncodeURIComponent = extendedEncodeURIComponent;
exports.requestBuilder = requestBuilder;
exports.resolvedPath = resolvedPath;

View File

@@ -0,0 +1,620 @@
'use strict';
var protocolHttp = require('@smithy/protocol-http');
var utilMiddleware = require('@smithy/util-middleware');
const deref = (schemaRef) => {
if (typeof schemaRef === "function") {
return schemaRef();
}
return schemaRef;
};
const operation = (namespace, name, traits, input, output) => ({
name,
namespace,
traits,
input,
output,
});
const schemaDeserializationMiddleware = (config) => (next, context) => async (args) => {
const { response } = await next(args);
const { operationSchema } = utilMiddleware.getSmithyContext(context);
const [, ns, n, t, i, o] = operationSchema ?? [];
try {
const parsed = await config.protocol.deserializeResponse(operation(ns, n, t, i, o), {
...config,
...context,
}, response);
return {
response,
output: parsed,
};
}
catch (error) {
Object.defineProperty(error, "$response", {
value: response,
enumerable: false,
writable: false,
configurable: false,
});
if (!("$metadata" in error)) {
const hint = `Deserialization error: to see the raw response, inspect the hidden field {error}.$response on this object.`;
try {
error.message += "\n " + hint;
}
catch (e) {
if (!context.logger || context.logger?.constructor?.name === "NoOpLogger") {
console.warn(hint);
}
else {
context.logger?.warn?.(hint);
}
}
if (typeof error.$responseBodyText !== "undefined") {
if (error.$response) {
error.$response.body = error.$responseBodyText;
}
}
try {
if (protocolHttp.HttpResponse.isInstance(response)) {
const { headers = {} } = response;
const headerEntries = Object.entries(headers);
error.$metadata = {
httpStatusCode: response.statusCode,
requestId: findHeader(/^x-[\w-]+-request-?id$/, headerEntries),
extendedRequestId: findHeader(/^x-[\w-]+-id-2$/, headerEntries),
cfId: findHeader(/^x-[\w-]+-cf-id$/, headerEntries),
};
}
}
catch (e) {
}
}
throw error;
}
};
const findHeader = (pattern, headers) => {
return (headers.find(([k]) => {
return k.match(pattern);
}) || [void 0, void 0])[1];
};
const schemaSerializationMiddleware = (config) => (next, context) => async (args) => {
const { operationSchema } = utilMiddleware.getSmithyContext(context);
const [, ns, n, t, i, o] = operationSchema ?? [];
const endpoint = context.endpointV2?.url && config.urlParser
? async () => config.urlParser(context.endpointV2.url)
: config.endpoint;
const request = await config.protocol.serializeRequest(operation(ns, n, t, i, o), args.input, {
...config,
...context,
endpoint,
});
return next({
...args,
request,
});
};
const deserializerMiddlewareOption = {
name: "deserializerMiddleware",
step: "deserialize",
tags: ["DESERIALIZER"],
override: true,
};
const serializerMiddlewareOption = {
name: "serializerMiddleware",
step: "serialize",
tags: ["SERIALIZER"],
override: true,
};
function getSchemaSerdePlugin(config) {
return {
applyToStack: (commandStack) => {
commandStack.add(schemaSerializationMiddleware(config), serializerMiddlewareOption);
commandStack.add(schemaDeserializationMiddleware(config), deserializerMiddlewareOption);
config.protocol.setSerdeContext(config);
},
};
}
class Schema {
name;
namespace;
traits;
static assign(instance, values) {
const schema = Object.assign(instance, values);
return schema;
}
static [Symbol.hasInstance](lhs) {
const isPrototype = this.prototype.isPrototypeOf(lhs);
if (!isPrototype && typeof lhs === "object" && lhs !== null) {
const list = lhs;
return list.symbol === this.symbol;
}
return isPrototype;
}
getName() {
return this.namespace + "#" + this.name;
}
}
class ListSchema extends Schema {
static symbol = Symbol.for("@smithy/lis");
name;
traits;
valueSchema;
symbol = ListSchema.symbol;
}
const list = (namespace, name, traits, valueSchema) => Schema.assign(new ListSchema(), {
name,
namespace,
traits,
valueSchema,
});
class MapSchema extends Schema {
static symbol = Symbol.for("@smithy/map");
name;
traits;
keySchema;
valueSchema;
symbol = MapSchema.symbol;
}
const map = (namespace, name, traits, keySchema, valueSchema) => Schema.assign(new MapSchema(), {
name,
namespace,
traits,
keySchema,
valueSchema,
});
class OperationSchema extends Schema {
static symbol = Symbol.for("@smithy/ope");
name;
traits;
input;
output;
symbol = OperationSchema.symbol;
}
const op = (namespace, name, traits, input, output) => Schema.assign(new OperationSchema(), {
name,
namespace,
traits,
input,
output,
});
class StructureSchema extends Schema {
static symbol = Symbol.for("@smithy/str");
name;
traits;
memberNames;
memberList;
symbol = StructureSchema.symbol;
}
const struct = (namespace, name, traits, memberNames, memberList) => Schema.assign(new StructureSchema(), {
name,
namespace,
traits,
memberNames,
memberList,
});
class ErrorSchema extends StructureSchema {
static symbol = Symbol.for("@smithy/err");
ctor;
symbol = ErrorSchema.symbol;
}
const error = (namespace, name, traits, memberNames, memberList, ctor) => Schema.assign(new ErrorSchema(), {
name,
namespace,
traits,
memberNames,
memberList,
ctor: null,
});
function translateTraits(indicator) {
if (typeof indicator === "object") {
return indicator;
}
indicator = indicator | 0;
const traits = {};
let i = 0;
for (const trait of [
"httpLabel",
"idempotent",
"idempotencyToken",
"sensitive",
"httpPayload",
"httpResponseCode",
"httpQueryParams",
]) {
if (((indicator >> i++) & 1) === 1) {
traits[trait] = 1;
}
}
return traits;
}
class NormalizedSchema {
ref;
memberName;
static symbol = Symbol.for("@smithy/nor");
symbol = NormalizedSchema.symbol;
name;
schema;
_isMemberSchema;
traits;
memberTraits;
normalizedTraits;
constructor(ref, memberName) {
this.ref = ref;
this.memberName = memberName;
const traitStack = [];
let _ref = ref;
let schema = ref;
this._isMemberSchema = false;
while (isMemberSchema(_ref)) {
traitStack.push(_ref[1]);
_ref = _ref[0];
schema = deref(_ref);
this._isMemberSchema = true;
}
if (traitStack.length > 0) {
this.memberTraits = {};
for (let i = traitStack.length - 1; i >= 0; --i) {
const traitSet = traitStack[i];
Object.assign(this.memberTraits, translateTraits(traitSet));
}
}
else {
this.memberTraits = 0;
}
if (schema instanceof NormalizedSchema) {
const computedMemberTraits = this.memberTraits;
Object.assign(this, schema);
this.memberTraits = Object.assign({}, computedMemberTraits, schema.getMemberTraits(), this.getMemberTraits());
this.normalizedTraits = void 0;
this.memberName = memberName ?? schema.memberName;
return;
}
this.schema = deref(schema);
if (isStaticSchema(this.schema)) {
this.name = `${this.schema[1]}#${this.schema[2]}`;
this.traits = this.schema[3];
}
else {
this.name = this.memberName ?? String(schema);
this.traits = 0;
}
if (this._isMemberSchema && !memberName) {
throw new Error(`@smithy/core/schema - NormalizedSchema member init ${this.getName(true)} missing member name.`);
}
}
static [Symbol.hasInstance](lhs) {
const isPrototype = this.prototype.isPrototypeOf(lhs);
if (!isPrototype && typeof lhs === "object" && lhs !== null) {
const ns = lhs;
return ns.symbol === this.symbol;
}
return isPrototype;
}
static of(ref) {
const sc = deref(ref);
if (sc instanceof NormalizedSchema) {
return sc;
}
if (isMemberSchema(sc)) {
const [ns, traits] = sc;
if (ns instanceof NormalizedSchema) {
Object.assign(ns.getMergedTraits(), translateTraits(traits));
return ns;
}
throw new Error(`@smithy/core/schema - may not init unwrapped member schema=${JSON.stringify(ref, null, 2)}.`);
}
return new NormalizedSchema(sc);
}
getSchema() {
const sc = this.schema;
if (sc[0] === 0) {
return sc[4];
}
return sc;
}
getName(withNamespace = false) {
const { name } = this;
const short = !withNamespace && name && name.includes("#");
return short ? name.split("#")[1] : name || undefined;
}
getMemberName() {
return this.memberName;
}
isMemberSchema() {
return this._isMemberSchema;
}
isListSchema() {
const sc = this.getSchema();
return typeof sc === "number"
? sc >= 64 && sc < 128
: sc[0] === 1;
}
isMapSchema() {
const sc = this.getSchema();
return typeof sc === "number"
? sc >= 128 && sc <= 0b1111_1111
: sc[0] === 2;
}
isStructSchema() {
const sc = this.getSchema();
return (sc[0] === 3 ||
sc[0] === -3);
}
isBlobSchema() {
const sc = this.getSchema();
return sc === 21 || sc === 42;
}
isTimestampSchema() {
const sc = this.getSchema();
return (typeof sc === "number" &&
sc >= 4 &&
sc <= 7);
}
isUnitSchema() {
return this.getSchema() === "unit";
}
isDocumentSchema() {
return this.getSchema() === 15;
}
isStringSchema() {
return this.getSchema() === 0;
}
isBooleanSchema() {
return this.getSchema() === 2;
}
isNumericSchema() {
return this.getSchema() === 1;
}
isBigIntegerSchema() {
return this.getSchema() === 17;
}
isBigDecimalSchema() {
return this.getSchema() === 19;
}
isStreaming() {
const { streaming } = this.getMergedTraits();
return !!streaming || this.getSchema() === 42;
}
isIdempotencyToken() {
const match = (traits) => (traits & 0b0100) === 0b0100 ||
!!traits?.idempotencyToken;
const { normalizedTraits, traits, memberTraits } = this;
return match(normalizedTraits) || match(traits) || match(memberTraits);
}
getMergedTraits() {
return (this.normalizedTraits ??
(this.normalizedTraits = {
...this.getOwnTraits(),
...this.getMemberTraits(),
}));
}
getMemberTraits() {
return translateTraits(this.memberTraits);
}
getOwnTraits() {
return translateTraits(this.traits);
}
getKeySchema() {
const [isDoc, isMap] = [this.isDocumentSchema(), this.isMapSchema()];
if (!isDoc && !isMap) {
throw new Error(`@smithy/core/schema - cannot get key for non-map: ${this.getName(true)}`);
}
const schema = this.getSchema();
const memberSchema = isDoc
? 15
: schema[4] ?? 0;
return member([memberSchema, 0], "key");
}
getValueSchema() {
const sc = this.getSchema();
const [isDoc, isMap, isList] = [this.isDocumentSchema(), this.isMapSchema(), this.isListSchema()];
const memberSchema = typeof sc === "number"
? 0b0011_1111 & sc
: sc && typeof sc === "object" && (isMap || isList)
? sc[3 + sc[0]]
: isDoc
? 15
: void 0;
if (memberSchema != null) {
return member([memberSchema, 0], isMap ? "value" : "member");
}
throw new Error(`@smithy/core/schema - ${this.getName(true)} has no value member.`);
}
getMemberSchema(memberName) {
const struct = this.getSchema();
if (this.isStructSchema() && struct[4].includes(memberName)) {
const i = struct[4].indexOf(memberName);
const memberSchema = struct[5][i];
return member(isMemberSchema(memberSchema) ? memberSchema : [memberSchema, 0], memberName);
}
if (this.isDocumentSchema()) {
return member([15, 0], memberName);
}
throw new Error(`@smithy/core/schema - ${this.getName(true)} has no no member=${memberName}.`);
}
getMemberSchemas() {
const buffer = {};
try {
for (const [k, v] of this.structIterator()) {
buffer[k] = v;
}
}
catch (ignored) { }
return buffer;
}
getEventStreamMember() {
if (this.isStructSchema()) {
for (const [memberName, memberSchema] of this.structIterator()) {
if (memberSchema.isStreaming() && memberSchema.isStructSchema()) {
return memberName;
}
}
}
return "";
}
*structIterator() {
if (this.isUnitSchema()) {
return;
}
if (!this.isStructSchema()) {
throw new Error("@smithy/core/schema - cannot iterate non-struct schema.");
}
const struct = this.getSchema();
for (let i = 0; i < struct[4].length; ++i) {
yield [struct[4][i], member([struct[5][i], 0], struct[4][i])];
}
}
}
function member(memberSchema, memberName) {
if (memberSchema instanceof NormalizedSchema) {
return Object.assign(memberSchema, {
memberName,
_isMemberSchema: true,
});
}
const internalCtorAccess = NormalizedSchema;
return new internalCtorAccess(memberSchema, memberName);
}
const isMemberSchema = (sc) => Array.isArray(sc) && sc.length === 2;
const isStaticSchema = (sc) => Array.isArray(sc) && sc.length >= 5;
class SimpleSchema extends Schema {
static symbol = Symbol.for("@smithy/sim");
name;
schemaRef;
traits;
symbol = SimpleSchema.symbol;
}
const sim = (namespace, name, schemaRef, traits) => Schema.assign(new SimpleSchema(), {
name,
namespace,
traits,
schemaRef,
});
const simAdapter = (namespace, name, traits, schemaRef) => Schema.assign(new SimpleSchema(), {
name,
namespace,
traits,
schemaRef,
});
const SCHEMA = {
BLOB: 0b0001_0101,
STREAMING_BLOB: 0b0010_1010,
BOOLEAN: 0b0000_0010,
STRING: 0b0000_0000,
NUMERIC: 0b0000_0001,
BIG_INTEGER: 0b0001_0001,
BIG_DECIMAL: 0b0001_0011,
DOCUMENT: 0b0000_1111,
TIMESTAMP_DEFAULT: 0b0000_0100,
TIMESTAMP_DATE_TIME: 0b0000_0101,
TIMESTAMP_HTTP_DATE: 0b0000_0110,
TIMESTAMP_EPOCH_SECONDS: 0b0000_0111,
LIST_MODIFIER: 0b0100_0000,
MAP_MODIFIER: 0b1000_0000,
};
class TypeRegistry {
namespace;
schemas;
exceptions;
static registries = new Map();
constructor(namespace, schemas = new Map(), exceptions = new Map()) {
this.namespace = namespace;
this.schemas = schemas;
this.exceptions = exceptions;
}
static for(namespace) {
if (!TypeRegistry.registries.has(namespace)) {
TypeRegistry.registries.set(namespace, new TypeRegistry(namespace));
}
return TypeRegistry.registries.get(namespace);
}
register(shapeId, schema) {
const qualifiedName = this.normalizeShapeId(shapeId);
const registry = TypeRegistry.for(qualifiedName.split("#")[0]);
registry.schemas.set(qualifiedName, schema);
}
getSchema(shapeId) {
const id = this.normalizeShapeId(shapeId);
if (!this.schemas.has(id)) {
throw new Error(`@smithy/core/schema - schema not found for ${id}`);
}
return this.schemas.get(id);
}
registerError(es, ctor) {
const $error = es;
const registry = TypeRegistry.for($error[1]);
registry.schemas.set($error[1] + "#" + $error[2], $error);
registry.exceptions.set($error, ctor);
}
getErrorCtor(es) {
const $error = es;
const registry = TypeRegistry.for($error[1]);
return registry.exceptions.get($error);
}
getBaseException() {
for (const exceptionKey of this.exceptions.keys()) {
if (Array.isArray(exceptionKey)) {
const [, ns, name] = exceptionKey;
const id = ns + "#" + name;
if (id.startsWith("smithy.ts.sdk.synthetic.") && id.endsWith("ServiceException")) {
return exceptionKey;
}
}
}
return undefined;
}
find(predicate) {
return [...this.schemas.values()].find(predicate);
}
clear() {
this.schemas.clear();
this.exceptions.clear();
}
normalizeShapeId(shapeId) {
if (shapeId.includes("#")) {
return shapeId;
}
return this.namespace + "#" + shapeId;
}
}
exports.ErrorSchema = ErrorSchema;
exports.ListSchema = ListSchema;
exports.MapSchema = MapSchema;
exports.NormalizedSchema = NormalizedSchema;
exports.OperationSchema = OperationSchema;
exports.SCHEMA = SCHEMA;
exports.Schema = Schema;
exports.SimpleSchema = SimpleSchema;
exports.StructureSchema = StructureSchema;
exports.TypeRegistry = TypeRegistry;
exports.deref = deref;
exports.deserializerMiddlewareOption = deserializerMiddlewareOption;
exports.error = error;
exports.getSchemaSerdePlugin = getSchemaSerdePlugin;
exports.isStaticSchema = isStaticSchema;
exports.list = list;
exports.map = map;
exports.op = op;
exports.operation = operation;
exports.serializerMiddlewareOption = serializerMiddlewareOption;
exports.sim = sim;
exports.simAdapter = simAdapter;
exports.struct = struct;
exports.translateTraits = translateTraits;

View File

@@ -0,0 +1,697 @@
'use strict';
var uuid = require('@smithy/uuid');
const copyDocumentWithTransform = (source, schemaRef, transform = (_) => _) => source;
const parseBoolean = (value) => {
switch (value) {
case "true":
return true;
case "false":
return false;
default:
throw new Error(`Unable to parse boolean value "${value}"`);
}
};
const expectBoolean = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (typeof value === "number") {
if (value === 0 || value === 1) {
logger.warn(stackTraceWarning(`Expected boolean, got ${typeof value}: ${value}`));
}
if (value === 0) {
return false;
}
if (value === 1) {
return true;
}
}
if (typeof value === "string") {
const lower = value.toLowerCase();
if (lower === "false" || lower === "true") {
logger.warn(stackTraceWarning(`Expected boolean, got ${typeof value}: ${value}`));
}
if (lower === "false") {
return false;
}
if (lower === "true") {
return true;
}
}
if (typeof value === "boolean") {
return value;
}
throw new TypeError(`Expected boolean, got ${typeof value}: ${value}`);
};
const expectNumber = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (typeof value === "string") {
const parsed = parseFloat(value);
if (!Number.isNaN(parsed)) {
if (String(parsed) !== String(value)) {
logger.warn(stackTraceWarning(`Expected number but observed string: ${value}`));
}
return parsed;
}
}
if (typeof value === "number") {
return value;
}
throw new TypeError(`Expected number, got ${typeof value}: ${value}`);
};
const MAX_FLOAT = Math.ceil(2 ** 127 * (2 - 2 ** -23));
const expectFloat32 = (value) => {
const expected = expectNumber(value);
if (expected !== undefined && !Number.isNaN(expected) && expected !== Infinity && expected !== -Infinity) {
if (Math.abs(expected) > MAX_FLOAT) {
throw new TypeError(`Expected 32-bit float, got ${value}`);
}
}
return expected;
};
const expectLong = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (Number.isInteger(value) && !Number.isNaN(value)) {
return value;
}
throw new TypeError(`Expected integer, got ${typeof value}: ${value}`);
};
const expectInt = expectLong;
const expectInt32 = (value) => expectSizedInt(value, 32);
const expectShort = (value) => expectSizedInt(value, 16);
const expectByte = (value) => expectSizedInt(value, 8);
const expectSizedInt = (value, size) => {
const expected = expectLong(value);
if (expected !== undefined && castInt(expected, size) !== expected) {
throw new TypeError(`Expected ${size}-bit integer, got ${value}`);
}
return expected;
};
const castInt = (value, size) => {
switch (size) {
case 32:
return Int32Array.of(value)[0];
case 16:
return Int16Array.of(value)[0];
case 8:
return Int8Array.of(value)[0];
}
};
const expectNonNull = (value, location) => {
if (value === null || value === undefined) {
if (location) {
throw new TypeError(`Expected a non-null value for ${location}`);
}
throw new TypeError("Expected a non-null value");
}
return value;
};
const expectObject = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (typeof value === "object" && !Array.isArray(value)) {
return value;
}
const receivedType = Array.isArray(value) ? "array" : typeof value;
throw new TypeError(`Expected object, got ${receivedType}: ${value}`);
};
const expectString = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (typeof value === "string") {
return value;
}
if (["boolean", "number", "bigint"].includes(typeof value)) {
logger.warn(stackTraceWarning(`Expected string, got ${typeof value}: ${value}`));
return String(value);
}
throw new TypeError(`Expected string, got ${typeof value}: ${value}`);
};
const expectUnion = (value) => {
if (value === null || value === undefined) {
return undefined;
}
const asObject = expectObject(value);
const setKeys = Object.entries(asObject)
.filter(([, v]) => v != null)
.map(([k]) => k);
if (setKeys.length === 0) {
throw new TypeError(`Unions must have exactly one non-null member. None were found.`);
}
if (setKeys.length > 1) {
throw new TypeError(`Unions must have exactly one non-null member. Keys ${setKeys} were not null.`);
}
return asObject;
};
const strictParseDouble = (value) => {
if (typeof value == "string") {
return expectNumber(parseNumber(value));
}
return expectNumber(value);
};
const strictParseFloat = strictParseDouble;
const strictParseFloat32 = (value) => {
if (typeof value == "string") {
return expectFloat32(parseNumber(value));
}
return expectFloat32(value);
};
const NUMBER_REGEX = /(-?(?:0|[1-9]\d*)(?:\.\d+)?(?:[eE][+-]?\d+)?)|(-?Infinity)|(NaN)/g;
const parseNumber = (value) => {
const matches = value.match(NUMBER_REGEX);
if (matches === null || matches[0].length !== value.length) {
throw new TypeError(`Expected real number, got implicit NaN`);
}
return parseFloat(value);
};
const limitedParseDouble = (value) => {
if (typeof value == "string") {
return parseFloatString(value);
}
return expectNumber(value);
};
const handleFloat = limitedParseDouble;
const limitedParseFloat = limitedParseDouble;
const limitedParseFloat32 = (value) => {
if (typeof value == "string") {
return parseFloatString(value);
}
return expectFloat32(value);
};
const parseFloatString = (value) => {
switch (value) {
case "NaN":
return NaN;
case "Infinity":
return Infinity;
case "-Infinity":
return -Infinity;
default:
throw new Error(`Unable to parse float value: ${value}`);
}
};
const strictParseLong = (value) => {
if (typeof value === "string") {
return expectLong(parseNumber(value));
}
return expectLong(value);
};
const strictParseInt = strictParseLong;
const strictParseInt32 = (value) => {
if (typeof value === "string") {
return expectInt32(parseNumber(value));
}
return expectInt32(value);
};
const strictParseShort = (value) => {
if (typeof value === "string") {
return expectShort(parseNumber(value));
}
return expectShort(value);
};
const strictParseByte = (value) => {
if (typeof value === "string") {
return expectByte(parseNumber(value));
}
return expectByte(value);
};
const stackTraceWarning = (message) => {
return String(new TypeError(message).stack || message)
.split("\n")
.slice(0, 5)
.filter((s) => !s.includes("stackTraceWarning"))
.join("\n");
};
const logger = {
warn: console.warn,
};
const DAYS = ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"];
const MONTHS = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];
function dateToUtcString(date) {
const year = date.getUTCFullYear();
const month = date.getUTCMonth();
const dayOfWeek = date.getUTCDay();
const dayOfMonthInt = date.getUTCDate();
const hoursInt = date.getUTCHours();
const minutesInt = date.getUTCMinutes();
const secondsInt = date.getUTCSeconds();
const dayOfMonthString = dayOfMonthInt < 10 ? `0${dayOfMonthInt}` : `${dayOfMonthInt}`;
const hoursString = hoursInt < 10 ? `0${hoursInt}` : `${hoursInt}`;
const minutesString = minutesInt < 10 ? `0${minutesInt}` : `${minutesInt}`;
const secondsString = secondsInt < 10 ? `0${secondsInt}` : `${secondsInt}`;
return `${DAYS[dayOfWeek]}, ${dayOfMonthString} ${MONTHS[month]} ${year} ${hoursString}:${minutesString}:${secondsString} GMT`;
}
const RFC3339 = new RegExp(/^(\d{4})-(\d{2})-(\d{2})[tT](\d{2}):(\d{2}):(\d{2})(?:\.(\d+))?[zZ]$/);
const parseRfc3339DateTime = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (typeof value !== "string") {
throw new TypeError("RFC-3339 date-times must be expressed as strings");
}
const match = RFC3339.exec(value);
if (!match) {
throw new TypeError("Invalid RFC-3339 date-time value");
}
const [_, yearStr, monthStr, dayStr, hours, minutes, seconds, fractionalMilliseconds] = match;
const year = strictParseShort(stripLeadingZeroes(yearStr));
const month = parseDateValue(monthStr, "month", 1, 12);
const day = parseDateValue(dayStr, "day", 1, 31);
return buildDate(year, month, day, { hours, minutes, seconds, fractionalMilliseconds });
};
const RFC3339_WITH_OFFSET$1 = new RegExp(/^(\d{4})-(\d{2})-(\d{2})[tT](\d{2}):(\d{2}):(\d{2})(?:\.(\d+))?(([-+]\d{2}\:\d{2})|[zZ])$/);
const parseRfc3339DateTimeWithOffset = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (typeof value !== "string") {
throw new TypeError("RFC-3339 date-times must be expressed as strings");
}
const match = RFC3339_WITH_OFFSET$1.exec(value);
if (!match) {
throw new TypeError("Invalid RFC-3339 date-time value");
}
const [_, yearStr, monthStr, dayStr, hours, minutes, seconds, fractionalMilliseconds, offsetStr] = match;
const year = strictParseShort(stripLeadingZeroes(yearStr));
const month = parseDateValue(monthStr, "month", 1, 12);
const day = parseDateValue(dayStr, "day", 1, 31);
const date = buildDate(year, month, day, { hours, minutes, seconds, fractionalMilliseconds });
if (offsetStr.toUpperCase() != "Z") {
date.setTime(date.getTime() - parseOffsetToMilliseconds(offsetStr));
}
return date;
};
const IMF_FIXDATE$1 = new RegExp(/^(?:Mon|Tue|Wed|Thu|Fri|Sat|Sun), (\d{2}) (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec) (\d{4}) (\d{1,2}):(\d{2}):(\d{2})(?:\.(\d+))? GMT$/);
const RFC_850_DATE$1 = new RegExp(/^(?:Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday), (\d{2})-(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)-(\d{2}) (\d{1,2}):(\d{2}):(\d{2})(?:\.(\d+))? GMT$/);
const ASC_TIME$1 = new RegExp(/^(?:Mon|Tue|Wed|Thu|Fri|Sat|Sun) (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec) ( [1-9]|\d{2}) (\d{1,2}):(\d{2}):(\d{2})(?:\.(\d+))? (\d{4})$/);
const parseRfc7231DateTime = (value) => {
if (value === null || value === undefined) {
return undefined;
}
if (typeof value !== "string") {
throw new TypeError("RFC-7231 date-times must be expressed as strings");
}
let match = IMF_FIXDATE$1.exec(value);
if (match) {
const [_, dayStr, monthStr, yearStr, hours, minutes, seconds, fractionalMilliseconds] = match;
return buildDate(strictParseShort(stripLeadingZeroes(yearStr)), parseMonthByShortName(monthStr), parseDateValue(dayStr, "day", 1, 31), { hours, minutes, seconds, fractionalMilliseconds });
}
match = RFC_850_DATE$1.exec(value);
if (match) {
const [_, dayStr, monthStr, yearStr, hours, minutes, seconds, fractionalMilliseconds] = match;
return adjustRfc850Year(buildDate(parseTwoDigitYear(yearStr), parseMonthByShortName(monthStr), parseDateValue(dayStr, "day", 1, 31), {
hours,
minutes,
seconds,
fractionalMilliseconds,
}));
}
match = ASC_TIME$1.exec(value);
if (match) {
const [_, monthStr, dayStr, hours, minutes, seconds, fractionalMilliseconds, yearStr] = match;
return buildDate(strictParseShort(stripLeadingZeroes(yearStr)), parseMonthByShortName(monthStr), parseDateValue(dayStr.trimLeft(), "day", 1, 31), { hours, minutes, seconds, fractionalMilliseconds });
}
throw new TypeError("Invalid RFC-7231 date-time value");
};
const parseEpochTimestamp = (value) => {
if (value === null || value === undefined) {
return undefined;
}
let valueAsDouble;
if (typeof value === "number") {
valueAsDouble = value;
}
else if (typeof value === "string") {
valueAsDouble = strictParseDouble(value);
}
else if (typeof value === "object" && value.tag === 1) {
valueAsDouble = value.value;
}
else {
throw new TypeError("Epoch timestamps must be expressed as floating point numbers or their string representation");
}
if (Number.isNaN(valueAsDouble) || valueAsDouble === Infinity || valueAsDouble === -Infinity) {
throw new TypeError("Epoch timestamps must be valid, non-Infinite, non-NaN numerics");
}
return new Date(Math.round(valueAsDouble * 1000));
};
const buildDate = (year, month, day, time) => {
const adjustedMonth = month - 1;
validateDayOfMonth(year, adjustedMonth, day);
return new Date(Date.UTC(year, adjustedMonth, day, parseDateValue(time.hours, "hour", 0, 23), parseDateValue(time.minutes, "minute", 0, 59), parseDateValue(time.seconds, "seconds", 0, 60), parseMilliseconds(time.fractionalMilliseconds)));
};
const parseTwoDigitYear = (value) => {
const thisYear = new Date().getUTCFullYear();
const valueInThisCentury = Math.floor(thisYear / 100) * 100 + strictParseShort(stripLeadingZeroes(value));
if (valueInThisCentury < thisYear) {
return valueInThisCentury + 100;
}
return valueInThisCentury;
};
const FIFTY_YEARS_IN_MILLIS = 50 * 365 * 24 * 60 * 60 * 1000;
const adjustRfc850Year = (input) => {
if (input.getTime() - new Date().getTime() > FIFTY_YEARS_IN_MILLIS) {
return new Date(Date.UTC(input.getUTCFullYear() - 100, input.getUTCMonth(), input.getUTCDate(), input.getUTCHours(), input.getUTCMinutes(), input.getUTCSeconds(), input.getUTCMilliseconds()));
}
return input;
};
const parseMonthByShortName = (value) => {
const monthIdx = MONTHS.indexOf(value);
if (monthIdx < 0) {
throw new TypeError(`Invalid month: ${value}`);
}
return monthIdx + 1;
};
const DAYS_IN_MONTH = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
const validateDayOfMonth = (year, month, day) => {
let maxDays = DAYS_IN_MONTH[month];
if (month === 1 && isLeapYear(year)) {
maxDays = 29;
}
if (day > maxDays) {
throw new TypeError(`Invalid day for ${MONTHS[month]} in ${year}: ${day}`);
}
};
const isLeapYear = (year) => {
return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0);
};
const parseDateValue = (value, type, lower, upper) => {
const dateVal = strictParseByte(stripLeadingZeroes(value));
if (dateVal < lower || dateVal > upper) {
throw new TypeError(`${type} must be between ${lower} and ${upper}, inclusive`);
}
return dateVal;
};
const parseMilliseconds = (value) => {
if (value === null || value === undefined) {
return 0;
}
return strictParseFloat32("0." + value) * 1000;
};
const parseOffsetToMilliseconds = (value) => {
const directionStr = value[0];
let direction = 1;
if (directionStr == "+") {
direction = 1;
}
else if (directionStr == "-") {
direction = -1;
}
else {
throw new TypeError(`Offset direction, ${directionStr}, must be "+" or "-"`);
}
const hour = Number(value.substring(1, 3));
const minute = Number(value.substring(4, 6));
return direction * (hour * 60 + minute) * 60 * 1000;
};
const stripLeadingZeroes = (value) => {
let idx = 0;
while (idx < value.length - 1 && value.charAt(idx) === "0") {
idx++;
}
if (idx === 0) {
return value;
}
return value.slice(idx);
};
const LazyJsonString = function LazyJsonString(val) {
const str = Object.assign(new String(val), {
deserializeJSON() {
return JSON.parse(String(val));
},
toString() {
return String(val);
},
toJSON() {
return String(val);
},
});
return str;
};
LazyJsonString.from = (object) => {
if (object && typeof object === "object" && (object instanceof LazyJsonString || "deserializeJSON" in object)) {
return object;
}
else if (typeof object === "string" || Object.getPrototypeOf(object) === String.prototype) {
return LazyJsonString(String(object));
}
return LazyJsonString(JSON.stringify(object));
};
LazyJsonString.fromObject = LazyJsonString.from;
function quoteHeader(part) {
if (part.includes(",") || part.includes('"')) {
part = `"${part.replace(/"/g, '\\"')}"`;
}
return part;
}
const ddd = `(?:Mon|Tue|Wed|Thu|Fri|Sat|Sun)(?:[ne|u?r]?s?day)?`;
const mmm = `(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)`;
const time = `(\\d?\\d):(\\d{2}):(\\d{2})(?:\\.(\\d+))?`;
const date = `(\\d?\\d)`;
const year = `(\\d{4})`;
const RFC3339_WITH_OFFSET = new RegExp(/^(\d{4})-(\d\d)-(\d\d)[tT](\d\d):(\d\d):(\d\d)(\.(\d+))?(([-+]\d\d:\d\d)|[zZ])$/);
const IMF_FIXDATE = new RegExp(`^${ddd}, ${date} ${mmm} ${year} ${time} GMT$`);
const RFC_850_DATE = new RegExp(`^${ddd}, ${date}-${mmm}-(\\d\\d) ${time} GMT$`);
const ASC_TIME = new RegExp(`^${ddd} ${mmm} ( [1-9]|\\d\\d) ${time} ${year}$`);
const months = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];
const _parseEpochTimestamp = (value) => {
if (value == null) {
return void 0;
}
let num = NaN;
if (typeof value === "number") {
num = value;
}
else if (typeof value === "string") {
if (!/^-?\d*\.?\d+$/.test(value)) {
throw new TypeError(`parseEpochTimestamp - numeric string invalid.`);
}
num = Number.parseFloat(value);
}
else if (typeof value === "object" && value.tag === 1) {
num = value.value;
}
if (isNaN(num) || Math.abs(num) === Infinity) {
throw new TypeError("Epoch timestamps must be valid finite numbers.");
}
return new Date(Math.round(num * 1000));
};
const _parseRfc3339DateTimeWithOffset = (value) => {
if (value == null) {
return void 0;
}
if (typeof value !== "string") {
throw new TypeError("RFC3339 timestamps must be strings");
}
const matches = RFC3339_WITH_OFFSET.exec(value);
if (!matches) {
throw new TypeError(`Invalid RFC3339 timestamp format ${value}`);
}
const [, yearStr, monthStr, dayStr, hours, minutes, seconds, , ms, offsetStr] = matches;
range(monthStr, 1, 12);
range(dayStr, 1, 31);
range(hours, 0, 23);
range(minutes, 0, 59);
range(seconds, 0, 60);
const date = new Date(Date.UTC(Number(yearStr), Number(monthStr) - 1, Number(dayStr), Number(hours), Number(minutes), Number(seconds), Number(ms) ? Math.round(parseFloat(`0.${ms}`) * 1000) : 0));
date.setUTCFullYear(Number(yearStr));
if (offsetStr.toUpperCase() != "Z") {
const [, sign, offsetH, offsetM] = /([+-])(\d\d):(\d\d)/.exec(offsetStr) || [void 0, "+", 0, 0];
const scalar = sign === "-" ? 1 : -1;
date.setTime(date.getTime() + scalar * (Number(offsetH) * 60 * 60 * 1000 + Number(offsetM) * 60 * 1000));
}
return date;
};
const _parseRfc7231DateTime = (value) => {
if (value == null) {
return void 0;
}
if (typeof value !== "string") {
throw new TypeError("RFC7231 timestamps must be strings.");
}
let day;
let month;
let year;
let hour;
let minute;
let second;
let fraction;
let matches;
if ((matches = IMF_FIXDATE.exec(value))) {
[, day, month, year, hour, minute, second, fraction] = matches;
}
else if ((matches = RFC_850_DATE.exec(value))) {
[, day, month, year, hour, minute, second, fraction] = matches;
year = (Number(year) + 1900).toString();
}
else if ((matches = ASC_TIME.exec(value))) {
[, month, day, hour, minute, second, fraction, year] = matches;
}
if (year && second) {
const timestamp = Date.UTC(Number(year), months.indexOf(month), Number(day), Number(hour), Number(minute), Number(second), fraction ? Math.round(parseFloat(`0.${fraction}`) * 1000) : 0);
range(day, 1, 31);
range(hour, 0, 23);
range(minute, 0, 59);
range(second, 0, 60);
const date = new Date(timestamp);
date.setUTCFullYear(Number(year));
return date;
}
throw new TypeError(`Invalid RFC7231 date-time value ${value}.`);
};
function range(v, min, max) {
const _v = Number(v);
if (_v < min || _v > max) {
throw new Error(`Value ${_v} out of range [${min}, ${max}]`);
}
}
function splitEvery(value, delimiter, numDelimiters) {
if (numDelimiters <= 0 || !Number.isInteger(numDelimiters)) {
throw new Error("Invalid number of delimiters (" + numDelimiters + ") for splitEvery.");
}
const segments = value.split(delimiter);
if (numDelimiters === 1) {
return segments;
}
const compoundSegments = [];
let currentSegment = "";
for (let i = 0; i < segments.length; i++) {
if (currentSegment === "") {
currentSegment = segments[i];
}
else {
currentSegment += delimiter + segments[i];
}
if ((i + 1) % numDelimiters === 0) {
compoundSegments.push(currentSegment);
currentSegment = "";
}
}
if (currentSegment !== "") {
compoundSegments.push(currentSegment);
}
return compoundSegments;
}
const splitHeader = (value) => {
const z = value.length;
const values = [];
let withinQuotes = false;
let prevChar = undefined;
let anchor = 0;
for (let i = 0; i < z; ++i) {
const char = value[i];
switch (char) {
case `"`:
if (prevChar !== "\\") {
withinQuotes = !withinQuotes;
}
break;
case ",":
if (!withinQuotes) {
values.push(value.slice(anchor, i));
anchor = i + 1;
}
break;
}
prevChar = char;
}
values.push(value.slice(anchor));
return values.map((v) => {
v = v.trim();
const z = v.length;
if (z < 2) {
return v;
}
if (v[0] === `"` && v[z - 1] === `"`) {
v = v.slice(1, z - 1);
}
return v.replace(/\\"/g, '"');
});
};
const format = /^-?\d*(\.\d+)?$/;
class NumericValue {
string;
type;
constructor(string, type) {
this.string = string;
this.type = type;
if (!format.test(string)) {
throw new Error(`@smithy/core/serde - NumericValue must only contain [0-9], at most one decimal point ".", and an optional negation prefix "-".`);
}
}
toString() {
return this.string;
}
static [Symbol.hasInstance](object) {
if (!object || typeof object !== "object") {
return false;
}
const _nv = object;
return NumericValue.prototype.isPrototypeOf(object) || (_nv.type === "bigDecimal" && format.test(_nv.string));
}
}
function nv(input) {
return new NumericValue(String(input), "bigDecimal");
}
Object.defineProperty(exports, "generateIdempotencyToken", {
enumerable: true,
get: function () { return uuid.v4; }
});
exports.LazyJsonString = LazyJsonString;
exports.NumericValue = NumericValue;
exports._parseEpochTimestamp = _parseEpochTimestamp;
exports._parseRfc3339DateTimeWithOffset = _parseRfc3339DateTimeWithOffset;
exports._parseRfc7231DateTime = _parseRfc7231DateTime;
exports.copyDocumentWithTransform = copyDocumentWithTransform;
exports.dateToUtcString = dateToUtcString;
exports.expectBoolean = expectBoolean;
exports.expectByte = expectByte;
exports.expectFloat32 = expectFloat32;
exports.expectInt = expectInt;
exports.expectInt32 = expectInt32;
exports.expectLong = expectLong;
exports.expectNonNull = expectNonNull;
exports.expectNumber = expectNumber;
exports.expectObject = expectObject;
exports.expectShort = expectShort;
exports.expectString = expectString;
exports.expectUnion = expectUnion;
exports.handleFloat = handleFloat;
exports.limitedParseDouble = limitedParseDouble;
exports.limitedParseFloat = limitedParseFloat;
exports.limitedParseFloat32 = limitedParseFloat32;
exports.logger = logger;
exports.nv = nv;
exports.parseBoolean = parseBoolean;
exports.parseEpochTimestamp = parseEpochTimestamp;
exports.parseRfc3339DateTime = parseRfc3339DateTime;
exports.parseRfc3339DateTimeWithOffset = parseRfc3339DateTimeWithOffset;
exports.parseRfc7231DateTime = parseRfc7231DateTime;
exports.quoteHeader = quoteHeader;
exports.splitEvery = splitEvery;
exports.splitHeader = splitHeader;
exports.strictParseByte = strictParseByte;
exports.strictParseDouble = strictParseDouble;
exports.strictParseFloat = strictParseFloat;
exports.strictParseFloat32 = strictParseFloat32;
exports.strictParseInt = strictParseInt;
exports.strictParseInt32 = strictParseInt32;
exports.strictParseLong = strictParseLong;
exports.strictParseShort = strictParseShort;

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'use strict';
var types = require('@smithy/types');
const getHttpHandlerExtensionConfiguration = (runtimeConfig) => {
return {
setHttpHandler(handler) {
runtimeConfig.httpHandler = handler;
},
httpHandler() {
return runtimeConfig.httpHandler;
},
updateHttpClientConfig(key, value) {
runtimeConfig.httpHandler?.updateHttpClientConfig(key, value);
},
httpHandlerConfigs() {
return runtimeConfig.httpHandler.httpHandlerConfigs();
},
};
};
const resolveHttpHandlerRuntimeConfig = (httpHandlerExtensionConfiguration) => {
return {
httpHandler: httpHandlerExtensionConfiguration.httpHandler(),
};
};
class Field {
name;
kind;
values;
constructor({ name, kind = types.FieldPosition.HEADER, values = [] }) {
this.name = name;
this.kind = kind;
this.values = values;
}
add(value) {
this.values.push(value);
}
set(values) {
this.values = values;
}
remove(value) {
this.values = this.values.filter((v) => v !== value);
}
toString() {
return this.values.map((v) => (v.includes(",") || v.includes(" ") ? `"${v}"` : v)).join(", ");
}
get() {
return this.values;
}
}
class Fields {
entries = {};
encoding;
constructor({ fields = [], encoding = "utf-8" }) {
fields.forEach(this.setField.bind(this));
this.encoding = encoding;
}
setField(field) {
this.entries[field.name.toLowerCase()] = field;
}
getField(name) {
return this.entries[name.toLowerCase()];
}
removeField(name) {
delete this.entries[name.toLowerCase()];
}
getByType(kind) {
return Object.values(this.entries).filter((field) => field.kind === kind);
}
}
class HttpRequest {
method;
protocol;
hostname;
port;
path;
query;
headers;
username;
password;
fragment;
body;
constructor(options) {
this.method = options.method || "GET";
this.hostname = options.hostname || "localhost";
this.port = options.port;
this.query = options.query || {};
this.headers = options.headers || {};
this.body = options.body;
this.protocol = options.protocol
? options.protocol.slice(-1) !== ":"
? `${options.protocol}:`
: options.protocol
: "https:";
this.path = options.path ? (options.path.charAt(0) !== "/" ? `/${options.path}` : options.path) : "/";
this.username = options.username;
this.password = options.password;
this.fragment = options.fragment;
}
static clone(request) {
const cloned = new HttpRequest({
...request,
headers: { ...request.headers },
});
if (cloned.query) {
cloned.query = cloneQuery(cloned.query);
}
return cloned;
}
static isInstance(request) {
if (!request) {
return false;
}
const req = request;
return ("method" in req &&
"protocol" in req &&
"hostname" in req &&
"path" in req &&
typeof req["query"] === "object" &&
typeof req["headers"] === "object");
}
clone() {
return HttpRequest.clone(this);
}
}
function cloneQuery(query) {
return Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param,
};
}, {});
}
class HttpResponse {
statusCode;
reason;
headers;
body;
constructor(options) {
this.statusCode = options.statusCode;
this.reason = options.reason;
this.headers = options.headers || {};
this.body = options.body;
}
static isInstance(response) {
if (!response)
return false;
const resp = response;
return typeof resp.statusCode === "number" && typeof resp.headers === "object";
}
}
function isValidHostname(hostname) {
const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
return hostPattern.test(hostname);
}
exports.Field = Field;
exports.Fields = Fields;
exports.HttpRequest = HttpRequest;
exports.HttpResponse = HttpResponse;
exports.getHttpHandlerExtensionConfiguration = getHttpHandlerExtensionConfiguration;
exports.isValidHostname = isValidHostname;
exports.resolveHttpHandlerRuntimeConfig = resolveHttpHandlerRuntimeConfig;

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@@ -0,0 +1,91 @@
'use strict';
exports.HttpAuthLocation = void 0;
(function (HttpAuthLocation) {
HttpAuthLocation["HEADER"] = "header";
HttpAuthLocation["QUERY"] = "query";
})(exports.HttpAuthLocation || (exports.HttpAuthLocation = {}));
exports.HttpApiKeyAuthLocation = void 0;
(function (HttpApiKeyAuthLocation) {
HttpApiKeyAuthLocation["HEADER"] = "header";
HttpApiKeyAuthLocation["QUERY"] = "query";
})(exports.HttpApiKeyAuthLocation || (exports.HttpApiKeyAuthLocation = {}));
exports.EndpointURLScheme = void 0;
(function (EndpointURLScheme) {
EndpointURLScheme["HTTP"] = "http";
EndpointURLScheme["HTTPS"] = "https";
})(exports.EndpointURLScheme || (exports.EndpointURLScheme = {}));
exports.AlgorithmId = void 0;
(function (AlgorithmId) {
AlgorithmId["MD5"] = "md5";
AlgorithmId["CRC32"] = "crc32";
AlgorithmId["CRC32C"] = "crc32c";
AlgorithmId["SHA1"] = "sha1";
AlgorithmId["SHA256"] = "sha256";
})(exports.AlgorithmId || (exports.AlgorithmId = {}));
const getChecksumConfiguration = (runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.SHA256,
checksumConstructor: () => runtimeConfig.sha256,
});
}
if (runtimeConfig.md5 != undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.MD5,
checksumConstructor: () => runtimeConfig.md5,
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
},
};
};
const resolveChecksumRuntimeConfig = (clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
};
const getDefaultClientConfiguration = (runtimeConfig) => {
return getChecksumConfiguration(runtimeConfig);
};
const resolveDefaultRuntimeConfig = (config) => {
return resolveChecksumRuntimeConfig(config);
};
exports.FieldPosition = void 0;
(function (FieldPosition) {
FieldPosition[FieldPosition["HEADER"] = 0] = "HEADER";
FieldPosition[FieldPosition["TRAILER"] = 1] = "TRAILER";
})(exports.FieldPosition || (exports.FieldPosition = {}));
const SMITHY_CONTEXT_KEY = "__smithy_context";
exports.IniSectionType = void 0;
(function (IniSectionType) {
IniSectionType["PROFILE"] = "profile";
IniSectionType["SSO_SESSION"] = "sso-session";
IniSectionType["SERVICES"] = "services";
})(exports.IniSectionType || (exports.IniSectionType = {}));
exports.RequestHandlerProtocol = void 0;
(function (RequestHandlerProtocol) {
RequestHandlerProtocol["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol["TDS_8_0"] = "tds/8.0";
})(exports.RequestHandlerProtocol || (exports.RequestHandlerProtocol = {}));
exports.SMITHY_CONTEXT_KEY = SMITHY_CONTEXT_KEY;
exports.getDefaultClientConfiguration = getDefaultClientConfiguration;
exports.resolveDefaultRuntimeConfig = resolveDefaultRuntimeConfig;

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.fromBase64 = void 0;
const util_buffer_from_1 = require("@smithy/util-buffer-from");
const BASE64_REGEX = /^[A-Za-z0-9+/]*={0,2}$/;
const fromBase64 = (input) => {
if ((input.length * 3) % 4 !== 0) {
throw new TypeError(`Incorrect padding on base64 string.`);
}
if (!BASE64_REGEX.exec(input)) {
throw new TypeError(`Invalid base64 string.`);
}
const buffer = (0, util_buffer_from_1.fromString)(input, "base64");
return new Uint8Array(buffer.buffer, buffer.byteOffset, buffer.byteLength);
};
exports.fromBase64 = fromBase64;

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'use strict';
var fromBase64 = require('./fromBase64');
var toBase64 = require('./toBase64');
Object.keys(fromBase64).forEach(function (k) {
if (k !== 'default' && !Object.prototype.hasOwnProperty.call(exports, k)) Object.defineProperty(exports, k, {
enumerable: true,
get: function () { return fromBase64[k]; }
});
});
Object.keys(toBase64).forEach(function (k) {
if (k !== 'default' && !Object.prototype.hasOwnProperty.call(exports, k)) Object.defineProperty(exports, k, {
enumerable: true,
get: function () { return toBase64[k]; }
});
});

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toBase64 = void 0;
const util_buffer_from_1 = require("@smithy/util-buffer-from");
const util_utf8_1 = require("@smithy/util-utf8");
const toBase64 = (_input) => {
let input;
if (typeof _input === "string") {
input = (0, util_utf8_1.fromUtf8)(_input);
}
else {
input = _input;
}
if (typeof input !== "object" || typeof input.byteOffset !== "number" || typeof input.byteLength !== "number") {
throw new Error("@smithy/util-base64: toBase64 encoder function only accepts string | Uint8Array.");
}
return (0, util_buffer_from_1.fromArrayBuffer)(input.buffer, input.byteOffset, input.byteLength).toString("base64");
};
exports.toBase64 = toBase64;

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'use strict';
var isArrayBuffer = require('@smithy/is-array-buffer');
var buffer = require('buffer');
const fromArrayBuffer = (input, offset = 0, length = input.byteLength - offset) => {
if (!isArrayBuffer.isArrayBuffer(input)) {
throw new TypeError(`The "input" argument must be ArrayBuffer. Received type ${typeof input} (${input})`);
}
return buffer.Buffer.from(input, offset, length);
};
const fromString = (input, encoding) => {
if (typeof input !== "string") {
throw new TypeError(`The "input" argument must be of type string. Received type ${typeof input} (${input})`);
}
return encoding ? buffer.Buffer.from(input, encoding) : buffer.Buffer.from(input);
};
exports.fromArrayBuffer = fromArrayBuffer;
exports.fromString = fromString;

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'use strict';
const isArrayBuffer = (arg) => (typeof ArrayBuffer === "function" && arg instanceof ArrayBuffer) ||
Object.prototype.toString.call(arg) === "[object ArrayBuffer]";
exports.isArrayBuffer = isArrayBuffer;

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'use strict';
var propertyProvider = require('@smithy/property-provider');
var url = require('url');
var buffer = require('buffer');
var http = require('http');
var nodeConfigProvider = require('@smithy/node-config-provider');
var urlParser = require('@smithy/url-parser');
function httpRequest(options) {
return new Promise((resolve, reject) => {
const req = http.request({
method: "GET",
...options,
hostname: options.hostname?.replace(/^\[(.+)\]$/, "$1"),
});
req.on("error", (err) => {
reject(Object.assign(new propertyProvider.ProviderError("Unable to connect to instance metadata service"), err));
req.destroy();
});
req.on("timeout", () => {
reject(new propertyProvider.ProviderError("TimeoutError from instance metadata service"));
req.destroy();
});
req.on("response", (res) => {
const { statusCode = 400 } = res;
if (statusCode < 200 || 300 <= statusCode) {
reject(Object.assign(new propertyProvider.ProviderError("Error response received from instance metadata service"), { statusCode }));
req.destroy();
}
const chunks = [];
res.on("data", (chunk) => {
chunks.push(chunk);
});
res.on("end", () => {
resolve(buffer.Buffer.concat(chunks));
req.destroy();
});
});
req.end();
});
}
const isImdsCredentials = (arg) => Boolean(arg) &&
typeof arg === "object" &&
typeof arg.AccessKeyId === "string" &&
typeof arg.SecretAccessKey === "string" &&
typeof arg.Token === "string" &&
typeof arg.Expiration === "string";
const fromImdsCredentials = (creds) => ({
accessKeyId: creds.AccessKeyId,
secretAccessKey: creds.SecretAccessKey,
sessionToken: creds.Token,
expiration: new Date(creds.Expiration),
...(creds.AccountId && { accountId: creds.AccountId }),
});
const DEFAULT_TIMEOUT = 1000;
const DEFAULT_MAX_RETRIES = 0;
const providerConfigFromInit = ({ maxRetries = DEFAULT_MAX_RETRIES, timeout = DEFAULT_TIMEOUT, }) => ({ maxRetries, timeout });
const retry = (toRetry, maxRetries) => {
let promise = toRetry();
for (let i = 0; i < maxRetries; i++) {
promise = promise.catch(toRetry);
}
return promise;
};
const ENV_CMDS_FULL_URI = "AWS_CONTAINER_CREDENTIALS_FULL_URI";
const ENV_CMDS_RELATIVE_URI = "AWS_CONTAINER_CREDENTIALS_RELATIVE_URI";
const ENV_CMDS_AUTH_TOKEN = "AWS_CONTAINER_AUTHORIZATION_TOKEN";
const fromContainerMetadata = (init = {}) => {
const { timeout, maxRetries } = providerConfigFromInit(init);
return () => retry(async () => {
const requestOptions = await getCmdsUri({ logger: init.logger });
const credsResponse = JSON.parse(await requestFromEcsImds(timeout, requestOptions));
if (!isImdsCredentials(credsResponse)) {
throw new propertyProvider.CredentialsProviderError("Invalid response received from instance metadata service.", {
logger: init.logger,
});
}
return fromImdsCredentials(credsResponse);
}, maxRetries);
};
const requestFromEcsImds = async (timeout, options) => {
if (process.env[ENV_CMDS_AUTH_TOKEN]) {
options.headers = {
...options.headers,
Authorization: process.env[ENV_CMDS_AUTH_TOKEN],
};
}
const buffer = await httpRequest({
...options,
timeout,
});
return buffer.toString();
};
const CMDS_IP = "169.254.170.2";
const GREENGRASS_HOSTS = {
localhost: true,
"127.0.0.1": true,
};
const GREENGRASS_PROTOCOLS = {
"http:": true,
"https:": true,
};
const getCmdsUri = async ({ logger }) => {
if (process.env[ENV_CMDS_RELATIVE_URI]) {
return {
hostname: CMDS_IP,
path: process.env[ENV_CMDS_RELATIVE_URI],
};
}
if (process.env[ENV_CMDS_FULL_URI]) {
const parsed = url.parse(process.env[ENV_CMDS_FULL_URI]);
if (!parsed.hostname || !(parsed.hostname in GREENGRASS_HOSTS)) {
throw new propertyProvider.CredentialsProviderError(`${parsed.hostname} is not a valid container metadata service hostname`, {
tryNextLink: false,
logger,
});
}
if (!parsed.protocol || !(parsed.protocol in GREENGRASS_PROTOCOLS)) {
throw new propertyProvider.CredentialsProviderError(`${parsed.protocol} is not a valid container metadata service protocol`, {
tryNextLink: false,
logger,
});
}
return {
...parsed,
port: parsed.port ? parseInt(parsed.port, 10) : undefined,
};
}
throw new propertyProvider.CredentialsProviderError("The container metadata credential provider cannot be used unless" +
` the ${ENV_CMDS_RELATIVE_URI} or ${ENV_CMDS_FULL_URI} environment` +
" variable is set", {
tryNextLink: false,
logger,
});
};
class InstanceMetadataV1FallbackError extends propertyProvider.CredentialsProviderError {
tryNextLink;
name = "InstanceMetadataV1FallbackError";
constructor(message, tryNextLink = true) {
super(message, tryNextLink);
this.tryNextLink = tryNextLink;
Object.setPrototypeOf(this, InstanceMetadataV1FallbackError.prototype);
}
}
exports.Endpoint = void 0;
(function (Endpoint) {
Endpoint["IPv4"] = "http://169.254.169.254";
Endpoint["IPv6"] = "http://[fd00:ec2::254]";
})(exports.Endpoint || (exports.Endpoint = {}));
const ENV_ENDPOINT_NAME = "AWS_EC2_METADATA_SERVICE_ENDPOINT";
const CONFIG_ENDPOINT_NAME = "ec2_metadata_service_endpoint";
const ENDPOINT_CONFIG_OPTIONS = {
environmentVariableSelector: (env) => env[ENV_ENDPOINT_NAME],
configFileSelector: (profile) => profile[CONFIG_ENDPOINT_NAME],
default: undefined,
};
var EndpointMode;
(function (EndpointMode) {
EndpointMode["IPv4"] = "IPv4";
EndpointMode["IPv6"] = "IPv6";
})(EndpointMode || (EndpointMode = {}));
const ENV_ENDPOINT_MODE_NAME = "AWS_EC2_METADATA_SERVICE_ENDPOINT_MODE";
const CONFIG_ENDPOINT_MODE_NAME = "ec2_metadata_service_endpoint_mode";
const ENDPOINT_MODE_CONFIG_OPTIONS = {
environmentVariableSelector: (env) => env[ENV_ENDPOINT_MODE_NAME],
configFileSelector: (profile) => profile[CONFIG_ENDPOINT_MODE_NAME],
default: EndpointMode.IPv4,
};
const getInstanceMetadataEndpoint = async () => urlParser.parseUrl((await getFromEndpointConfig()) || (await getFromEndpointModeConfig()));
const getFromEndpointConfig = async () => nodeConfigProvider.loadConfig(ENDPOINT_CONFIG_OPTIONS)();
const getFromEndpointModeConfig = async () => {
const endpointMode = await nodeConfigProvider.loadConfig(ENDPOINT_MODE_CONFIG_OPTIONS)();
switch (endpointMode) {
case EndpointMode.IPv4:
return exports.Endpoint.IPv4;
case EndpointMode.IPv6:
return exports.Endpoint.IPv6;
default:
throw new Error(`Unsupported endpoint mode: ${endpointMode}.` + ` Select from ${Object.values(EndpointMode)}`);
}
};
const STATIC_STABILITY_REFRESH_INTERVAL_SECONDS = 5 * 60;
const STATIC_STABILITY_REFRESH_INTERVAL_JITTER_WINDOW_SECONDS = 5 * 60;
const STATIC_STABILITY_DOC_URL = "https://docs.aws.amazon.com/sdkref/latest/guide/feature-static-credentials.html";
const getExtendedInstanceMetadataCredentials = (credentials, logger) => {
const refreshInterval = STATIC_STABILITY_REFRESH_INTERVAL_SECONDS +
Math.floor(Math.random() * STATIC_STABILITY_REFRESH_INTERVAL_JITTER_WINDOW_SECONDS);
const newExpiration = new Date(Date.now() + refreshInterval * 1000);
logger.warn("Attempting credential expiration extension due to a credential service availability issue. A refresh of these " +
`credentials will be attempted after ${new Date(newExpiration)}.\nFor more information, please visit: ` +
STATIC_STABILITY_DOC_URL);
const originalExpiration = credentials.originalExpiration ?? credentials.expiration;
return {
...credentials,
...(originalExpiration ? { originalExpiration } : {}),
expiration: newExpiration,
};
};
const staticStabilityProvider = (provider, options = {}) => {
const logger = options?.logger || console;
let pastCredentials;
return async () => {
let credentials;
try {
credentials = await provider();
if (credentials.expiration && credentials.expiration.getTime() < Date.now()) {
credentials = getExtendedInstanceMetadataCredentials(credentials, logger);
}
}
catch (e) {
if (pastCredentials) {
logger.warn("Credential renew failed: ", e);
credentials = getExtendedInstanceMetadataCredentials(pastCredentials, logger);
}
else {
throw e;
}
}
pastCredentials = credentials;
return credentials;
};
};
const IMDS_PATH = "/latest/meta-data/iam/security-credentials/";
const IMDS_TOKEN_PATH = "/latest/api/token";
const AWS_EC2_METADATA_V1_DISABLED = "AWS_EC2_METADATA_V1_DISABLED";
const PROFILE_AWS_EC2_METADATA_V1_DISABLED = "ec2_metadata_v1_disabled";
const X_AWS_EC2_METADATA_TOKEN = "x-aws-ec2-metadata-token";
const fromInstanceMetadata = (init = {}) => staticStabilityProvider(getInstanceMetadataProvider(init), { logger: init.logger });
const getInstanceMetadataProvider = (init = {}) => {
let disableFetchToken = false;
const { logger, profile } = init;
const { timeout, maxRetries } = providerConfigFromInit(init);
const getCredentials = async (maxRetries, options) => {
const isImdsV1Fallback = disableFetchToken || options.headers?.[X_AWS_EC2_METADATA_TOKEN] == null;
if (isImdsV1Fallback) {
let fallbackBlockedFromProfile = false;
let fallbackBlockedFromProcessEnv = false;
const configValue = await nodeConfigProvider.loadConfig({
environmentVariableSelector: (env) => {
const envValue = env[AWS_EC2_METADATA_V1_DISABLED];
fallbackBlockedFromProcessEnv = !!envValue && envValue !== "false";
if (envValue === undefined) {
throw new propertyProvider.CredentialsProviderError(`${AWS_EC2_METADATA_V1_DISABLED} not set in env, checking config file next.`, { logger: init.logger });
}
return fallbackBlockedFromProcessEnv;
},
configFileSelector: (profile) => {
const profileValue = profile[PROFILE_AWS_EC2_METADATA_V1_DISABLED];
fallbackBlockedFromProfile = !!profileValue && profileValue !== "false";
return fallbackBlockedFromProfile;
},
default: false,
}, {
profile,
})();
if (init.ec2MetadataV1Disabled || configValue) {
const causes = [];
if (init.ec2MetadataV1Disabled)
causes.push("credential provider initialization (runtime option ec2MetadataV1Disabled)");
if (fallbackBlockedFromProfile)
causes.push(`config file profile (${PROFILE_AWS_EC2_METADATA_V1_DISABLED})`);
if (fallbackBlockedFromProcessEnv)
causes.push(`process environment variable (${AWS_EC2_METADATA_V1_DISABLED})`);
throw new InstanceMetadataV1FallbackError(`AWS EC2 Metadata v1 fallback has been blocked by AWS SDK configuration in the following: [${causes.join(", ")}].`);
}
}
const imdsProfile = (await retry(async () => {
let profile;
try {
profile = await getProfile(options);
}
catch (err) {
if (err.statusCode === 401) {
disableFetchToken = false;
}
throw err;
}
return profile;
}, maxRetries)).trim();
return retry(async () => {
let creds;
try {
creds = await getCredentialsFromProfile(imdsProfile, options, init);
}
catch (err) {
if (err.statusCode === 401) {
disableFetchToken = false;
}
throw err;
}
return creds;
}, maxRetries);
};
return async () => {
const endpoint = await getInstanceMetadataEndpoint();
if (disableFetchToken) {
logger?.debug("AWS SDK Instance Metadata", "using v1 fallback (no token fetch)");
return getCredentials(maxRetries, { ...endpoint, timeout });
}
else {
let token;
try {
token = (await getMetadataToken({ ...endpoint, timeout })).toString();
}
catch (error) {
if (error?.statusCode === 400) {
throw Object.assign(error, {
message: "EC2 Metadata token request returned error",
});
}
else if (error.message === "TimeoutError" || [403, 404, 405].includes(error.statusCode)) {
disableFetchToken = true;
}
logger?.debug("AWS SDK Instance Metadata", "using v1 fallback (initial)");
return getCredentials(maxRetries, { ...endpoint, timeout });
}
return getCredentials(maxRetries, {
...endpoint,
headers: {
[X_AWS_EC2_METADATA_TOKEN]: token,
},
timeout,
});
}
};
};
const getMetadataToken = async (options) => httpRequest({
...options,
path: IMDS_TOKEN_PATH,
method: "PUT",
headers: {
"x-aws-ec2-metadata-token-ttl-seconds": "21600",
},
});
const getProfile = async (options) => (await httpRequest({ ...options, path: IMDS_PATH })).toString();
const getCredentialsFromProfile = async (profile, options, init) => {
const credentialsResponse = JSON.parse((await httpRequest({
...options,
path: IMDS_PATH + profile,
})).toString());
if (!isImdsCredentials(credentialsResponse)) {
throw new propertyProvider.CredentialsProviderError("Invalid response received from instance metadata service.", {
logger: init.logger,
});
}
return fromImdsCredentials(credentialsResponse);
};
exports.DEFAULT_MAX_RETRIES = DEFAULT_MAX_RETRIES;
exports.DEFAULT_TIMEOUT = DEFAULT_TIMEOUT;
exports.ENV_CMDS_AUTH_TOKEN = ENV_CMDS_AUTH_TOKEN;
exports.ENV_CMDS_FULL_URI = ENV_CMDS_FULL_URI;
exports.ENV_CMDS_RELATIVE_URI = ENV_CMDS_RELATIVE_URI;
exports.fromContainerMetadata = fromContainerMetadata;
exports.fromInstanceMetadata = fromInstanceMetadata;
exports.getInstanceMetadataEndpoint = getInstanceMetadataEndpoint;
exports.httpRequest = httpRequest;
exports.providerConfigFromInit = providerConfigFromInit;

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'use strict';
var crc32 = require('@aws-crypto/crc32');
var utilHexEncoding = require('@smithy/util-hex-encoding');
class Int64 {
bytes;
constructor(bytes) {
this.bytes = bytes;
if (bytes.byteLength !== 8) {
throw new Error("Int64 buffers must be exactly 8 bytes");
}
}
static fromNumber(number) {
if (number > 9_223_372_036_854_775_807 || number < -9223372036854776e3) {
throw new Error(`${number} is too large (or, if negative, too small) to represent as an Int64`);
}
const bytes = new Uint8Array(8);
for (let i = 7, remaining = Math.abs(Math.round(number)); i > -1 && remaining > 0; i--, remaining /= 256) {
bytes[i] = remaining;
}
if (number < 0) {
negate(bytes);
}
return new Int64(bytes);
}
valueOf() {
const bytes = this.bytes.slice(0);
const negative = bytes[0] & 0b10000000;
if (negative) {
negate(bytes);
}
return parseInt(utilHexEncoding.toHex(bytes), 16) * (negative ? -1 : 1);
}
toString() {
return String(this.valueOf());
}
}
function negate(bytes) {
for (let i = 0; i < 8; i++) {
bytes[i] ^= 0xff;
}
for (let i = 7; i > -1; i--) {
bytes[i]++;
if (bytes[i] !== 0)
break;
}
}
class HeaderMarshaller {
toUtf8;
fromUtf8;
constructor(toUtf8, fromUtf8) {
this.toUtf8 = toUtf8;
this.fromUtf8 = fromUtf8;
}
format(headers) {
const chunks = [];
for (const headerName of Object.keys(headers)) {
const bytes = this.fromUtf8(headerName);
chunks.push(Uint8Array.from([bytes.byteLength]), bytes, this.formatHeaderValue(headers[headerName]));
}
const out = new Uint8Array(chunks.reduce((carry, bytes) => carry + bytes.byteLength, 0));
let position = 0;
for (const chunk of chunks) {
out.set(chunk, position);
position += chunk.byteLength;
}
return out;
}
formatHeaderValue(header) {
switch (header.type) {
case "boolean":
return Uint8Array.from([header.value ? 0 : 1]);
case "byte":
return Uint8Array.from([2, header.value]);
case "short":
const shortView = new DataView(new ArrayBuffer(3));
shortView.setUint8(0, 3);
shortView.setInt16(1, header.value, false);
return new Uint8Array(shortView.buffer);
case "integer":
const intView = new DataView(new ArrayBuffer(5));
intView.setUint8(0, 4);
intView.setInt32(1, header.value, false);
return new Uint8Array(intView.buffer);
case "long":
const longBytes = new Uint8Array(9);
longBytes[0] = 5;
longBytes.set(header.value.bytes, 1);
return longBytes;
case "binary":
const binView = new DataView(new ArrayBuffer(3 + header.value.byteLength));
binView.setUint8(0, 6);
binView.setUint16(1, header.value.byteLength, false);
const binBytes = new Uint8Array(binView.buffer);
binBytes.set(header.value, 3);
return binBytes;
case "string":
const utf8Bytes = this.fromUtf8(header.value);
const strView = new DataView(new ArrayBuffer(3 + utf8Bytes.byteLength));
strView.setUint8(0, 7);
strView.setUint16(1, utf8Bytes.byteLength, false);
const strBytes = new Uint8Array(strView.buffer);
strBytes.set(utf8Bytes, 3);
return strBytes;
case "timestamp":
const tsBytes = new Uint8Array(9);
tsBytes[0] = 8;
tsBytes.set(Int64.fromNumber(header.value.valueOf()).bytes, 1);
return tsBytes;
case "uuid":
if (!UUID_PATTERN.test(header.value)) {
throw new Error(`Invalid UUID received: ${header.value}`);
}
const uuidBytes = new Uint8Array(17);
uuidBytes[0] = 9;
uuidBytes.set(utilHexEncoding.fromHex(header.value.replace(/\-/g, "")), 1);
return uuidBytes;
}
}
parse(headers) {
const out = {};
let position = 0;
while (position < headers.byteLength) {
const nameLength = headers.getUint8(position++);
const name = this.toUtf8(new Uint8Array(headers.buffer, headers.byteOffset + position, nameLength));
position += nameLength;
switch (headers.getUint8(position++)) {
case 0:
out[name] = {
type: BOOLEAN_TAG,
value: true,
};
break;
case 1:
out[name] = {
type: BOOLEAN_TAG,
value: false,
};
break;
case 2:
out[name] = {
type: BYTE_TAG,
value: headers.getInt8(position++),
};
break;
case 3:
out[name] = {
type: SHORT_TAG,
value: headers.getInt16(position, false),
};
position += 2;
break;
case 4:
out[name] = {
type: INT_TAG,
value: headers.getInt32(position, false),
};
position += 4;
break;
case 5:
out[name] = {
type: LONG_TAG,
value: new Int64(new Uint8Array(headers.buffer, headers.byteOffset + position, 8)),
};
position += 8;
break;
case 6:
const binaryLength = headers.getUint16(position, false);
position += 2;
out[name] = {
type: BINARY_TAG,
value: new Uint8Array(headers.buffer, headers.byteOffset + position, binaryLength),
};
position += binaryLength;
break;
case 7:
const stringLength = headers.getUint16(position, false);
position += 2;
out[name] = {
type: STRING_TAG,
value: this.toUtf8(new Uint8Array(headers.buffer, headers.byteOffset + position, stringLength)),
};
position += stringLength;
break;
case 8:
out[name] = {
type: TIMESTAMP_TAG,
value: new Date(new Int64(new Uint8Array(headers.buffer, headers.byteOffset + position, 8)).valueOf()),
};
position += 8;
break;
case 9:
const uuidBytes = new Uint8Array(headers.buffer, headers.byteOffset + position, 16);
position += 16;
out[name] = {
type: UUID_TAG,
value: `${utilHexEncoding.toHex(uuidBytes.subarray(0, 4))}-${utilHexEncoding.toHex(uuidBytes.subarray(4, 6))}-${utilHexEncoding.toHex(uuidBytes.subarray(6, 8))}-${utilHexEncoding.toHex(uuidBytes.subarray(8, 10))}-${utilHexEncoding.toHex(uuidBytes.subarray(10))}`,
};
break;
default:
throw new Error(`Unrecognized header type tag`);
}
}
return out;
}
}
const BOOLEAN_TAG = "boolean";
const BYTE_TAG = "byte";
const SHORT_TAG = "short";
const INT_TAG = "integer";
const LONG_TAG = "long";
const BINARY_TAG = "binary";
const STRING_TAG = "string";
const TIMESTAMP_TAG = "timestamp";
const UUID_TAG = "uuid";
const UUID_PATTERN = /^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$/;
const PRELUDE_MEMBER_LENGTH = 4;
const PRELUDE_LENGTH = PRELUDE_MEMBER_LENGTH * 2;
const CHECKSUM_LENGTH = 4;
const MINIMUM_MESSAGE_LENGTH = PRELUDE_LENGTH + CHECKSUM_LENGTH * 2;
function splitMessage({ byteLength, byteOffset, buffer }) {
if (byteLength < MINIMUM_MESSAGE_LENGTH) {
throw new Error("Provided message too short to accommodate event stream message overhead");
}
const view = new DataView(buffer, byteOffset, byteLength);
const messageLength = view.getUint32(0, false);
if (byteLength !== messageLength) {
throw new Error("Reported message length does not match received message length");
}
const headerLength = view.getUint32(PRELUDE_MEMBER_LENGTH, false);
const expectedPreludeChecksum = view.getUint32(PRELUDE_LENGTH, false);
const expectedMessageChecksum = view.getUint32(byteLength - CHECKSUM_LENGTH, false);
const checksummer = new crc32.Crc32().update(new Uint8Array(buffer, byteOffset, PRELUDE_LENGTH));
if (expectedPreludeChecksum !== checksummer.digest()) {
throw new Error(`The prelude checksum specified in the message (${expectedPreludeChecksum}) does not match the calculated CRC32 checksum (${checksummer.digest()})`);
}
checksummer.update(new Uint8Array(buffer, byteOffset + PRELUDE_LENGTH, byteLength - (PRELUDE_LENGTH + CHECKSUM_LENGTH)));
if (expectedMessageChecksum !== checksummer.digest()) {
throw new Error(`The message checksum (${checksummer.digest()}) did not match the expected value of ${expectedMessageChecksum}`);
}
return {
headers: new DataView(buffer, byteOffset + PRELUDE_LENGTH + CHECKSUM_LENGTH, headerLength),
body: new Uint8Array(buffer, byteOffset + PRELUDE_LENGTH + CHECKSUM_LENGTH + headerLength, messageLength - headerLength - (PRELUDE_LENGTH + CHECKSUM_LENGTH + CHECKSUM_LENGTH)),
};
}
class EventStreamCodec {
headerMarshaller;
messageBuffer;
isEndOfStream;
constructor(toUtf8, fromUtf8) {
this.headerMarshaller = new HeaderMarshaller(toUtf8, fromUtf8);
this.messageBuffer = [];
this.isEndOfStream = false;
}
feed(message) {
this.messageBuffer.push(this.decode(message));
}
endOfStream() {
this.isEndOfStream = true;
}
getMessage() {
const message = this.messageBuffer.pop();
const isEndOfStream = this.isEndOfStream;
return {
getMessage() {
return message;
},
isEndOfStream() {
return isEndOfStream;
},
};
}
getAvailableMessages() {
const messages = this.messageBuffer;
this.messageBuffer = [];
const isEndOfStream = this.isEndOfStream;
return {
getMessages() {
return messages;
},
isEndOfStream() {
return isEndOfStream;
},
};
}
encode({ headers: rawHeaders, body }) {
const headers = this.headerMarshaller.format(rawHeaders);
const length = headers.byteLength + body.byteLength + 16;
const out = new Uint8Array(length);
const view = new DataView(out.buffer, out.byteOffset, out.byteLength);
const checksum = new crc32.Crc32();
view.setUint32(0, length, false);
view.setUint32(4, headers.byteLength, false);
view.setUint32(8, checksum.update(out.subarray(0, 8)).digest(), false);
out.set(headers, 12);
out.set(body, headers.byteLength + 12);
view.setUint32(length - 4, checksum.update(out.subarray(8, length - 4)).digest(), false);
return out;
}
decode(message) {
const { headers, body } = splitMessage(message);
return { headers: this.headerMarshaller.parse(headers), body };
}
formatHeaders(rawHeaders) {
return this.headerMarshaller.format(rawHeaders);
}
}
class MessageDecoderStream {
options;
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const bytes of this.options.inputStream) {
const decoded = this.options.decoder.decode(bytes);
yield decoded;
}
}
}
class MessageEncoderStream {
options;
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const msg of this.options.messageStream) {
const encoded = this.options.encoder.encode(msg);
yield encoded;
}
if (this.options.includeEndFrame) {
yield new Uint8Array(0);
}
}
}
class SmithyMessageDecoderStream {
options;
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const message of this.options.messageStream) {
const deserialized = await this.options.deserializer(message);
if (deserialized === undefined)
continue;
yield deserialized;
}
}
}
class SmithyMessageEncoderStream {
options;
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const chunk of this.options.inputStream) {
const payloadBuf = this.options.serializer(chunk);
yield payloadBuf;
}
}
}
exports.EventStreamCodec = EventStreamCodec;
exports.HeaderMarshaller = HeaderMarshaller;
exports.Int64 = Int64;
exports.MessageDecoderStream = MessageDecoderStream;
exports.MessageEncoderStream = MessageEncoderStream;
exports.SmithyMessageDecoderStream = SmithyMessageDecoderStream;
exports.SmithyMessageEncoderStream = SmithyMessageEncoderStream;

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@@ -0,0 +1,38 @@
'use strict';
const SHORT_TO_HEX = {};
const HEX_TO_SHORT = {};
for (let i = 0; i < 256; i++) {
let encodedByte = i.toString(16).toLowerCase();
if (encodedByte.length === 1) {
encodedByte = `0${encodedByte}`;
}
SHORT_TO_HEX[i] = encodedByte;
HEX_TO_SHORT[encodedByte] = i;
}
function fromHex(encoded) {
if (encoded.length % 2 !== 0) {
throw new Error("Hex encoded strings must have an even number length");
}
const out = new Uint8Array(encoded.length / 2);
for (let i = 0; i < encoded.length; i += 2) {
const encodedByte = encoded.slice(i, i + 2).toLowerCase();
if (encodedByte in HEX_TO_SHORT) {
out[i / 2] = HEX_TO_SHORT[encodedByte];
}
else {
throw new Error(`Cannot decode unrecognized sequence ${encodedByte} as hexadecimal`);
}
}
return out;
}
function toHex(bytes) {
let out = "";
for (let i = 0; i < bytes.byteLength; i++) {
out += SHORT_TO_HEX[bytes[i]];
}
return out;
}
exports.fromHex = fromHex;
exports.toHex = toHex;

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'use strict';
var eventstreamSerdeUniversal = require('@smithy/eventstream-serde-universal');
const readableStreamtoIterable = (readableStream) => ({
[Symbol.asyncIterator]: async function* () {
const reader = readableStream.getReader();
try {
while (true) {
const { done, value } = await reader.read();
if (done)
return;
yield value;
}
}
finally {
reader.releaseLock();
}
},
});
const iterableToReadableStream = (asyncIterable) => {
const iterator = asyncIterable[Symbol.asyncIterator]();
return new ReadableStream({
async pull(controller) {
const { done, value } = await iterator.next();
if (done) {
return controller.close();
}
controller.enqueue(value);
},
});
};
class EventStreamMarshaller {
universalMarshaller;
constructor({ utf8Encoder, utf8Decoder }) {
this.universalMarshaller = new eventstreamSerdeUniversal.EventStreamMarshaller({
utf8Decoder,
utf8Encoder,
});
}
deserialize(body, deserializer) {
const bodyIterable = isReadableStream(body) ? readableStreamtoIterable(body) : body;
return this.universalMarshaller.deserialize(bodyIterable, deserializer);
}
serialize(input, serializer) {
const serialziedIterable = this.universalMarshaller.serialize(input, serializer);
return typeof ReadableStream === "function" ? iterableToReadableStream(serialziedIterable) : serialziedIterable;
}
}
const isReadableStream = (body) => typeof ReadableStream === "function" && body instanceof ReadableStream;
const eventStreamSerdeProvider = (options) => new EventStreamMarshaller(options);
exports.EventStreamMarshaller = EventStreamMarshaller;
exports.eventStreamSerdeProvider = eventStreamSerdeProvider;
exports.iterableToReadableStream = iterableToReadableStream;
exports.readableStreamtoIterable = readableStreamtoIterable;

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'use strict';
var eventstreamCodec = require('@smithy/eventstream-codec');
function getChunkedStream(source) {
let currentMessageTotalLength = 0;
let currentMessagePendingLength = 0;
let currentMessage = null;
let messageLengthBuffer = null;
const allocateMessage = (size) => {
if (typeof size !== "number") {
throw new Error("Attempted to allocate an event message where size was not a number: " + size);
}
currentMessageTotalLength = size;
currentMessagePendingLength = 4;
currentMessage = new Uint8Array(size);
const currentMessageView = new DataView(currentMessage.buffer);
currentMessageView.setUint32(0, size, false);
};
const iterator = async function* () {
const sourceIterator = source[Symbol.asyncIterator]();
while (true) {
const { value, done } = await sourceIterator.next();
if (done) {
if (!currentMessageTotalLength) {
return;
}
else if (currentMessageTotalLength === currentMessagePendingLength) {
yield currentMessage;
}
else {
throw new Error("Truncated event message received.");
}
return;
}
const chunkLength = value.length;
let currentOffset = 0;
while (currentOffset < chunkLength) {
if (!currentMessage) {
const bytesRemaining = chunkLength - currentOffset;
if (!messageLengthBuffer) {
messageLengthBuffer = new Uint8Array(4);
}
const numBytesForTotal = Math.min(4 - currentMessagePendingLength, bytesRemaining);
messageLengthBuffer.set(value.slice(currentOffset, currentOffset + numBytesForTotal), currentMessagePendingLength);
currentMessagePendingLength += numBytesForTotal;
currentOffset += numBytesForTotal;
if (currentMessagePendingLength < 4) {
break;
}
allocateMessage(new DataView(messageLengthBuffer.buffer).getUint32(0, false));
messageLengthBuffer = null;
}
const numBytesToWrite = Math.min(currentMessageTotalLength - currentMessagePendingLength, chunkLength - currentOffset);
currentMessage.set(value.slice(currentOffset, currentOffset + numBytesToWrite), currentMessagePendingLength);
currentMessagePendingLength += numBytesToWrite;
currentOffset += numBytesToWrite;
if (currentMessageTotalLength && currentMessageTotalLength === currentMessagePendingLength) {
yield currentMessage;
currentMessage = null;
currentMessageTotalLength = 0;
currentMessagePendingLength = 0;
}
}
}
};
return {
[Symbol.asyncIterator]: iterator,
};
}
function getMessageUnmarshaller(deserializer, toUtf8) {
return async function (message) {
const { value: messageType } = message.headers[":message-type"];
if (messageType === "error") {
const unmodeledError = new Error(message.headers[":error-message"].value || "UnknownError");
unmodeledError.name = message.headers[":error-code"].value;
throw unmodeledError;
}
else if (messageType === "exception") {
const code = message.headers[":exception-type"].value;
const exception = { [code]: message };
const deserializedException = await deserializer(exception);
if (deserializedException.$unknown) {
const error = new Error(toUtf8(message.body));
error.name = code;
throw error;
}
throw deserializedException[code];
}
else if (messageType === "event") {
const event = {
[message.headers[":event-type"].value]: message,
};
const deserialized = await deserializer(event);
if (deserialized.$unknown)
return;
return deserialized;
}
else {
throw Error(`Unrecognizable event type: ${message.headers[":event-type"].value}`);
}
};
}
class EventStreamMarshaller {
eventStreamCodec;
utfEncoder;
constructor({ utf8Encoder, utf8Decoder }) {
this.eventStreamCodec = new eventstreamCodec.EventStreamCodec(utf8Encoder, utf8Decoder);
this.utfEncoder = utf8Encoder;
}
deserialize(body, deserializer) {
const inputStream = getChunkedStream(body);
return new eventstreamCodec.SmithyMessageDecoderStream({
messageStream: new eventstreamCodec.MessageDecoderStream({ inputStream, decoder: this.eventStreamCodec }),
deserializer: getMessageUnmarshaller(deserializer, this.utfEncoder),
});
}
serialize(inputStream, serializer) {
return new eventstreamCodec.MessageEncoderStream({
messageStream: new eventstreamCodec.SmithyMessageEncoderStream({ inputStream, serializer }),
encoder: this.eventStreamCodec,
includeEndFrame: true,
});
}
}
const eventStreamSerdeProvider = (options) => new EventStreamMarshaller(options);
exports.EventStreamMarshaller = EventStreamMarshaller;
exports.eventStreamSerdeProvider = eventStreamSerdeProvider;

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'use strict';
const resolveEventStreamSerdeConfig = (input) => Object.assign(input, {
eventStreamMarshaller: input.eventStreamSerdeProvider(input),
});
exports.resolveEventStreamSerdeConfig = resolveEventStreamSerdeConfig;

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
EventStreamMarshaller: () => EventStreamMarshaller,
eventStreamSerdeProvider: () => eventStreamSerdeProvider
});
module.exports = __toCommonJS(src_exports);
// src/EventStreamMarshaller.ts
var import_eventstream_serde_universal = require("@smithy/eventstream-serde-universal");
var import_stream = require("stream");
// src/utils.ts
async function* readabletoIterable(readStream) {
let streamEnded = false;
let generationEnded = false;
const records = new Array();
readStream.on("error", (err) => {
if (!streamEnded) {
streamEnded = true;
}
if (err) {
throw err;
}
});
readStream.on("data", (data) => {
records.push(data);
});
readStream.on("end", () => {
streamEnded = true;
});
while (!generationEnded) {
const value = await new Promise((resolve) => setTimeout(() => resolve(records.shift()), 0));
if (value) {
yield value;
}
generationEnded = streamEnded && records.length === 0;
}
}
__name(readabletoIterable, "readabletoIterable");
// src/EventStreamMarshaller.ts
var _EventStreamMarshaller = class _EventStreamMarshaller {
constructor({ utf8Encoder, utf8Decoder }) {
this.universalMarshaller = new import_eventstream_serde_universal.EventStreamMarshaller({
utf8Decoder,
utf8Encoder
});
}
deserialize(body, deserializer) {
const bodyIterable = typeof body[Symbol.asyncIterator] === "function" ? body : readabletoIterable(body);
return this.universalMarshaller.deserialize(bodyIterable, deserializer);
}
serialize(input, serializer) {
return import_stream.Readable.from(this.universalMarshaller.serialize(input, serializer));
}
};
__name(_EventStreamMarshaller, "EventStreamMarshaller");
var EventStreamMarshaller = _EventStreamMarshaller;
// src/provider.ts
var eventStreamSerdeProvider = /* @__PURE__ */ __name((options) => new EventStreamMarshaller(options), "eventStreamSerdeProvider");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
EventStreamMarshaller,
eventStreamSerdeProvider
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
EventStreamMarshaller: () => EventStreamMarshaller,
eventStreamSerdeProvider: () => eventStreamSerdeProvider
});
module.exports = __toCommonJS(src_exports);
// src/EventStreamMarshaller.ts
var import_eventstream_codec = require("@smithy/eventstream-codec");
// src/getChunkedStream.ts
function getChunkedStream(source) {
let currentMessageTotalLength = 0;
let currentMessagePendingLength = 0;
let currentMessage = null;
let messageLengthBuffer = null;
const allocateMessage = /* @__PURE__ */ __name((size) => {
if (typeof size !== "number") {
throw new Error("Attempted to allocate an event message where size was not a number: " + size);
}
currentMessageTotalLength = size;
currentMessagePendingLength = 4;
currentMessage = new Uint8Array(size);
const currentMessageView = new DataView(currentMessage.buffer);
currentMessageView.setUint32(0, size, false);
}, "allocateMessage");
const iterator = /* @__PURE__ */ __name(async function* () {
const sourceIterator = source[Symbol.asyncIterator]();
while (true) {
const { value, done } = await sourceIterator.next();
if (done) {
if (!currentMessageTotalLength) {
return;
} else if (currentMessageTotalLength === currentMessagePendingLength) {
yield currentMessage;
} else {
throw new Error("Truncated event message received.");
}
return;
}
const chunkLength = value.length;
let currentOffset = 0;
while (currentOffset < chunkLength) {
if (!currentMessage) {
const bytesRemaining = chunkLength - currentOffset;
if (!messageLengthBuffer) {
messageLengthBuffer = new Uint8Array(4);
}
const numBytesForTotal = Math.min(
4 - currentMessagePendingLength,
// remaining bytes to fill the messageLengthBuffer
bytesRemaining
// bytes left in chunk
);
messageLengthBuffer.set(
// @ts-ignore error TS2532: Object is possibly 'undefined' for value
value.slice(currentOffset, currentOffset + numBytesForTotal),
currentMessagePendingLength
);
currentMessagePendingLength += numBytesForTotal;
currentOffset += numBytesForTotal;
if (currentMessagePendingLength < 4) {
break;
}
allocateMessage(new DataView(messageLengthBuffer.buffer).getUint32(0, false));
messageLengthBuffer = null;
}
const numBytesToWrite = Math.min(
currentMessageTotalLength - currentMessagePendingLength,
// number of bytes left to complete message
chunkLength - currentOffset
// number of bytes left in the original chunk
);
currentMessage.set(
// @ts-ignore error TS2532: Object is possibly 'undefined' for value
value.slice(currentOffset, currentOffset + numBytesToWrite),
currentMessagePendingLength
);
currentMessagePendingLength += numBytesToWrite;
currentOffset += numBytesToWrite;
if (currentMessageTotalLength && currentMessageTotalLength === currentMessagePendingLength) {
yield currentMessage;
currentMessage = null;
currentMessageTotalLength = 0;
currentMessagePendingLength = 0;
}
}
}
}, "iterator");
return {
[Symbol.asyncIterator]: iterator
};
}
__name(getChunkedStream, "getChunkedStream");
// src/getUnmarshalledStream.ts
function getMessageUnmarshaller(deserializer, toUtf8) {
return async function(message) {
const { value: messageType } = message.headers[":message-type"];
if (messageType === "error") {
const unmodeledError = new Error(message.headers[":error-message"].value || "UnknownError");
unmodeledError.name = message.headers[":error-code"].value;
throw unmodeledError;
} else if (messageType === "exception") {
const code = message.headers[":exception-type"].value;
const exception = { [code]: message };
const deserializedException = await deserializer(exception);
if (deserializedException.$unknown) {
const error = new Error(toUtf8(message.body));
error.name = code;
throw error;
}
throw deserializedException[code];
} else if (messageType === "event") {
const event = {
[message.headers[":event-type"].value]: message
};
const deserialized = await deserializer(event);
if (deserialized.$unknown)
return;
return deserialized;
} else {
throw Error(`Unrecognizable event type: ${message.headers[":event-type"].value}`);
}
};
}
__name(getMessageUnmarshaller, "getMessageUnmarshaller");
// src/EventStreamMarshaller.ts
var _EventStreamMarshaller = class _EventStreamMarshaller {
constructor({ utf8Encoder, utf8Decoder }) {
this.eventStreamCodec = new import_eventstream_codec.EventStreamCodec(utf8Encoder, utf8Decoder);
this.utfEncoder = utf8Encoder;
}
deserialize(body, deserializer) {
const inputStream = getChunkedStream(body);
return new import_eventstream_codec.SmithyMessageDecoderStream({
messageStream: new import_eventstream_codec.MessageDecoderStream({ inputStream, decoder: this.eventStreamCodec }),
// @ts-expect-error Type 'T' is not assignable to type 'Record<string, any>'
deserializer: getMessageUnmarshaller(deserializer, this.utfEncoder)
});
}
serialize(inputStream, serializer) {
return new import_eventstream_codec.MessageEncoderStream({
messageStream: new import_eventstream_codec.SmithyMessageEncoderStream({ inputStream, serializer }),
encoder: this.eventStreamCodec,
includeEndFrame: true
});
}
};
__name(_EventStreamMarshaller, "EventStreamMarshaller");
var EventStreamMarshaller = _EventStreamMarshaller;
// src/provider.ts
var eventStreamSerdeProvider = /* @__PURE__ */ __name((options) => new EventStreamMarshaller(options), "eventStreamSerdeProvider");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
EventStreamMarshaller,
eventStreamSerdeProvider
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
EventStreamCodec: () => EventStreamCodec,
HeaderMarshaller: () => HeaderMarshaller,
Int64: () => Int64,
MessageDecoderStream: () => MessageDecoderStream,
MessageEncoderStream: () => MessageEncoderStream,
SmithyMessageDecoderStream: () => SmithyMessageDecoderStream,
SmithyMessageEncoderStream: () => SmithyMessageEncoderStream
});
module.exports = __toCommonJS(src_exports);
// src/EventStreamCodec.ts
var import_crc322 = require("@aws-crypto/crc32");
// src/HeaderMarshaller.ts
// src/Int64.ts
var import_util_hex_encoding = require("@smithy/util-hex-encoding");
var _Int64 = class _Int64 {
constructor(bytes) {
this.bytes = bytes;
if (bytes.byteLength !== 8) {
throw new Error("Int64 buffers must be exactly 8 bytes");
}
}
static fromNumber(number) {
if (number > 9223372036854776e3 || number < -9223372036854776e3) {
throw new Error(`${number} is too large (or, if negative, too small) to represent as an Int64`);
}
const bytes = new Uint8Array(8);
for (let i = 7, remaining = Math.abs(Math.round(number)); i > -1 && remaining > 0; i--, remaining /= 256) {
bytes[i] = remaining;
}
if (number < 0) {
negate(bytes);
}
return new _Int64(bytes);
}
/**
* Called implicitly by infix arithmetic operators.
*/
valueOf() {
const bytes = this.bytes.slice(0);
const negative = bytes[0] & 128;
if (negative) {
negate(bytes);
}
return parseInt((0, import_util_hex_encoding.toHex)(bytes), 16) * (negative ? -1 : 1);
}
toString() {
return String(this.valueOf());
}
};
__name(_Int64, "Int64");
var Int64 = _Int64;
function negate(bytes) {
for (let i = 0; i < 8; i++) {
bytes[i] ^= 255;
}
for (let i = 7; i > -1; i--) {
bytes[i]++;
if (bytes[i] !== 0)
break;
}
}
__name(negate, "negate");
// src/HeaderMarshaller.ts
var _HeaderMarshaller = class _HeaderMarshaller {
constructor(toUtf8, fromUtf8) {
this.toUtf8 = toUtf8;
this.fromUtf8 = fromUtf8;
}
format(headers) {
const chunks = [];
for (const headerName of Object.keys(headers)) {
const bytes = this.fromUtf8(headerName);
chunks.push(Uint8Array.from([bytes.byteLength]), bytes, this.formatHeaderValue(headers[headerName]));
}
const out = new Uint8Array(chunks.reduce((carry, bytes) => carry + bytes.byteLength, 0));
let position = 0;
for (const chunk of chunks) {
out.set(chunk, position);
position += chunk.byteLength;
}
return out;
}
formatHeaderValue(header) {
switch (header.type) {
case "boolean":
return Uint8Array.from([header.value ? 0 /* boolTrue */ : 1 /* boolFalse */]);
case "byte":
return Uint8Array.from([2 /* byte */, header.value]);
case "short":
const shortView = new DataView(new ArrayBuffer(3));
shortView.setUint8(0, 3 /* short */);
shortView.setInt16(1, header.value, false);
return new Uint8Array(shortView.buffer);
case "integer":
const intView = new DataView(new ArrayBuffer(5));
intView.setUint8(0, 4 /* integer */);
intView.setInt32(1, header.value, false);
return new Uint8Array(intView.buffer);
case "long":
const longBytes = new Uint8Array(9);
longBytes[0] = 5 /* long */;
longBytes.set(header.value.bytes, 1);
return longBytes;
case "binary":
const binView = new DataView(new ArrayBuffer(3 + header.value.byteLength));
binView.setUint8(0, 6 /* byteArray */);
binView.setUint16(1, header.value.byteLength, false);
const binBytes = new Uint8Array(binView.buffer);
binBytes.set(header.value, 3);
return binBytes;
case "string":
const utf8Bytes = this.fromUtf8(header.value);
const strView = new DataView(new ArrayBuffer(3 + utf8Bytes.byteLength));
strView.setUint8(0, 7 /* string */);
strView.setUint16(1, utf8Bytes.byteLength, false);
const strBytes = new Uint8Array(strView.buffer);
strBytes.set(utf8Bytes, 3);
return strBytes;
case "timestamp":
const tsBytes = new Uint8Array(9);
tsBytes[0] = 8 /* timestamp */;
tsBytes.set(Int64.fromNumber(header.value.valueOf()).bytes, 1);
return tsBytes;
case "uuid":
if (!UUID_PATTERN.test(header.value)) {
throw new Error(`Invalid UUID received: ${header.value}`);
}
const uuidBytes = new Uint8Array(17);
uuidBytes[0] = 9 /* uuid */;
uuidBytes.set((0, import_util_hex_encoding.fromHex)(header.value.replace(/\-/g, "")), 1);
return uuidBytes;
}
}
parse(headers) {
const out = {};
let position = 0;
while (position < headers.byteLength) {
const nameLength = headers.getUint8(position++);
const name = this.toUtf8(new Uint8Array(headers.buffer, headers.byteOffset + position, nameLength));
position += nameLength;
switch (headers.getUint8(position++)) {
case 0 /* boolTrue */:
out[name] = {
type: BOOLEAN_TAG,
value: true
};
break;
case 1 /* boolFalse */:
out[name] = {
type: BOOLEAN_TAG,
value: false
};
break;
case 2 /* byte */:
out[name] = {
type: BYTE_TAG,
value: headers.getInt8(position++)
};
break;
case 3 /* short */:
out[name] = {
type: SHORT_TAG,
value: headers.getInt16(position, false)
};
position += 2;
break;
case 4 /* integer */:
out[name] = {
type: INT_TAG,
value: headers.getInt32(position, false)
};
position += 4;
break;
case 5 /* long */:
out[name] = {
type: LONG_TAG,
value: new Int64(new Uint8Array(headers.buffer, headers.byteOffset + position, 8))
};
position += 8;
break;
case 6 /* byteArray */:
const binaryLength = headers.getUint16(position, false);
position += 2;
out[name] = {
type: BINARY_TAG,
value: new Uint8Array(headers.buffer, headers.byteOffset + position, binaryLength)
};
position += binaryLength;
break;
case 7 /* string */:
const stringLength = headers.getUint16(position, false);
position += 2;
out[name] = {
type: STRING_TAG,
value: this.toUtf8(new Uint8Array(headers.buffer, headers.byteOffset + position, stringLength))
};
position += stringLength;
break;
case 8 /* timestamp */:
out[name] = {
type: TIMESTAMP_TAG,
value: new Date(new Int64(new Uint8Array(headers.buffer, headers.byteOffset + position, 8)).valueOf())
};
position += 8;
break;
case 9 /* uuid */:
const uuidBytes = new Uint8Array(headers.buffer, headers.byteOffset + position, 16);
position += 16;
out[name] = {
type: UUID_TAG,
value: `${(0, import_util_hex_encoding.toHex)(uuidBytes.subarray(0, 4))}-${(0, import_util_hex_encoding.toHex)(uuidBytes.subarray(4, 6))}-${(0, import_util_hex_encoding.toHex)(
uuidBytes.subarray(6, 8)
)}-${(0, import_util_hex_encoding.toHex)(uuidBytes.subarray(8, 10))}-${(0, import_util_hex_encoding.toHex)(uuidBytes.subarray(10))}`
};
break;
default:
throw new Error(`Unrecognized header type tag`);
}
}
return out;
}
};
__name(_HeaderMarshaller, "HeaderMarshaller");
var HeaderMarshaller = _HeaderMarshaller;
var BOOLEAN_TAG = "boolean";
var BYTE_TAG = "byte";
var SHORT_TAG = "short";
var INT_TAG = "integer";
var LONG_TAG = "long";
var BINARY_TAG = "binary";
var STRING_TAG = "string";
var TIMESTAMP_TAG = "timestamp";
var UUID_TAG = "uuid";
var UUID_PATTERN = /^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$/;
// src/splitMessage.ts
var import_crc32 = require("@aws-crypto/crc32");
var PRELUDE_MEMBER_LENGTH = 4;
var PRELUDE_LENGTH = PRELUDE_MEMBER_LENGTH * 2;
var CHECKSUM_LENGTH = 4;
var MINIMUM_MESSAGE_LENGTH = PRELUDE_LENGTH + CHECKSUM_LENGTH * 2;
function splitMessage({ byteLength, byteOffset, buffer }) {
if (byteLength < MINIMUM_MESSAGE_LENGTH) {
throw new Error("Provided message too short to accommodate event stream message overhead");
}
const view = new DataView(buffer, byteOffset, byteLength);
const messageLength = view.getUint32(0, false);
if (byteLength !== messageLength) {
throw new Error("Reported message length does not match received message length");
}
const headerLength = view.getUint32(PRELUDE_MEMBER_LENGTH, false);
const expectedPreludeChecksum = view.getUint32(PRELUDE_LENGTH, false);
const expectedMessageChecksum = view.getUint32(byteLength - CHECKSUM_LENGTH, false);
const checksummer = new import_crc32.Crc32().update(new Uint8Array(buffer, byteOffset, PRELUDE_LENGTH));
if (expectedPreludeChecksum !== checksummer.digest()) {
throw new Error(
`The prelude checksum specified in the message (${expectedPreludeChecksum}) does not match the calculated CRC32 checksum (${checksummer.digest()})`
);
}
checksummer.update(
new Uint8Array(buffer, byteOffset + PRELUDE_LENGTH, byteLength - (PRELUDE_LENGTH + CHECKSUM_LENGTH))
);
if (expectedMessageChecksum !== checksummer.digest()) {
throw new Error(
`The message checksum (${checksummer.digest()}) did not match the expected value of ${expectedMessageChecksum}`
);
}
return {
headers: new DataView(buffer, byteOffset + PRELUDE_LENGTH + CHECKSUM_LENGTH, headerLength),
body: new Uint8Array(
buffer,
byteOffset + PRELUDE_LENGTH + CHECKSUM_LENGTH + headerLength,
messageLength - headerLength - (PRELUDE_LENGTH + CHECKSUM_LENGTH + CHECKSUM_LENGTH)
)
};
}
__name(splitMessage, "splitMessage");
// src/EventStreamCodec.ts
var _EventStreamCodec = class _EventStreamCodec {
constructor(toUtf8, fromUtf8) {
this.headerMarshaller = new HeaderMarshaller(toUtf8, fromUtf8);
this.messageBuffer = [];
this.isEndOfStream = false;
}
feed(message) {
this.messageBuffer.push(this.decode(message));
}
endOfStream() {
this.isEndOfStream = true;
}
getMessage() {
const message = this.messageBuffer.pop();
const isEndOfStream = this.isEndOfStream;
return {
getMessage() {
return message;
},
isEndOfStream() {
return isEndOfStream;
}
};
}
getAvailableMessages() {
const messages = this.messageBuffer;
this.messageBuffer = [];
const isEndOfStream = this.isEndOfStream;
return {
getMessages() {
return messages;
},
isEndOfStream() {
return isEndOfStream;
}
};
}
/**
* Convert a structured JavaScript object with tagged headers into a binary
* event stream message.
*/
encode({ headers: rawHeaders, body }) {
const headers = this.headerMarshaller.format(rawHeaders);
const length = headers.byteLength + body.byteLength + 16;
const out = new Uint8Array(length);
const view = new DataView(out.buffer, out.byteOffset, out.byteLength);
const checksum = new import_crc322.Crc32();
view.setUint32(0, length, false);
view.setUint32(4, headers.byteLength, false);
view.setUint32(8, checksum.update(out.subarray(0, 8)).digest(), false);
out.set(headers, 12);
out.set(body, headers.byteLength + 12);
view.setUint32(length - 4, checksum.update(out.subarray(8, length - 4)).digest(), false);
return out;
}
/**
* Convert a binary event stream message into a JavaScript object with an
* opaque, binary body and tagged, parsed headers.
*/
decode(message) {
const { headers, body } = splitMessage(message);
return { headers: this.headerMarshaller.parse(headers), body };
}
/**
* Convert a structured JavaScript object with tagged headers into a binary
* event stream message header.
*/
formatHeaders(rawHeaders) {
return this.headerMarshaller.format(rawHeaders);
}
};
__name(_EventStreamCodec, "EventStreamCodec");
var EventStreamCodec = _EventStreamCodec;
// src/MessageDecoderStream.ts
var _MessageDecoderStream = class _MessageDecoderStream {
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const bytes of this.options.inputStream) {
const decoded = this.options.decoder.decode(bytes);
yield decoded;
}
}
};
__name(_MessageDecoderStream, "MessageDecoderStream");
var MessageDecoderStream = _MessageDecoderStream;
// src/MessageEncoderStream.ts
var _MessageEncoderStream = class _MessageEncoderStream {
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const msg of this.options.messageStream) {
const encoded = this.options.encoder.encode(msg);
yield encoded;
}
if (this.options.includeEndFrame) {
yield new Uint8Array(0);
}
}
};
__name(_MessageEncoderStream, "MessageEncoderStream");
var MessageEncoderStream = _MessageEncoderStream;
// src/SmithyMessageDecoderStream.ts
var _SmithyMessageDecoderStream = class _SmithyMessageDecoderStream {
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const message of this.options.messageStream) {
const deserialized = await this.options.deserializer(message);
if (deserialized === void 0)
continue;
yield deserialized;
}
}
};
__name(_SmithyMessageDecoderStream, "SmithyMessageDecoderStream");
var SmithyMessageDecoderStream = _SmithyMessageDecoderStream;
// src/SmithyMessageEncoderStream.ts
var _SmithyMessageEncoderStream = class _SmithyMessageEncoderStream {
constructor(options) {
this.options = options;
}
[Symbol.asyncIterator]() {
return this.asyncIterator();
}
async *asyncIterator() {
for await (const chunk of this.options.inputStream) {
const payloadBuf = this.options.serializer(chunk);
yield payloadBuf;
}
}
};
__name(_SmithyMessageEncoderStream, "SmithyMessageEncoderStream");
var SmithyMessageEncoderStream = _SmithyMessageEncoderStream;
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
EventStreamCodec,
HeaderMarshaller,
Int64,
MessageDecoderStream,
MessageEncoderStream,
SmithyMessageDecoderStream,
SmithyMessageEncoderStream
});

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"use strict";
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.AwsCrc32 = void 0;
var tslib_1 = require("tslib");
var util_1 = require("@aws-crypto/util");
var index_1 = require("./index");
var AwsCrc32 = /** @class */ (function () {
function AwsCrc32() {
this.crc32 = new index_1.Crc32();
}
AwsCrc32.prototype.update = function (toHash) {
if ((0, util_1.isEmptyData)(toHash))
return;
this.crc32.update((0, util_1.convertToBuffer)(toHash));
};
AwsCrc32.prototype.digest = function () {
return tslib_1.__awaiter(this, void 0, void 0, function () {
return tslib_1.__generator(this, function (_a) {
return [2 /*return*/, (0, util_1.numToUint8)(this.crc32.digest())];
});
});
};
AwsCrc32.prototype.reset = function () {
this.crc32 = new index_1.Crc32();
};
return AwsCrc32;
}());
exports.AwsCrc32 = AwsCrc32;
//# sourceMappingURL=aws_crc32.js.map

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.AwsCrc32 = exports.Crc32 = exports.crc32 = void 0;
var tslib_1 = require("tslib");
var util_1 = require("@aws-crypto/util");
function crc32(data) {
return new Crc32().update(data).digest();
}
exports.crc32 = crc32;
var Crc32 = /** @class */ (function () {
function Crc32() {
this.checksum = 0xffffffff;
}
Crc32.prototype.update = function (data) {
var e_1, _a;
try {
for (var data_1 = tslib_1.__values(data), data_1_1 = data_1.next(); !data_1_1.done; data_1_1 = data_1.next()) {
var byte = data_1_1.value;
this.checksum =
(this.checksum >>> 8) ^ lookupTable[(this.checksum ^ byte) & 0xff];
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (data_1_1 && !data_1_1.done && (_a = data_1.return)) _a.call(data_1);
}
finally { if (e_1) throw e_1.error; }
}
return this;
};
Crc32.prototype.digest = function () {
return (this.checksum ^ 0xffffffff) >>> 0;
};
return Crc32;
}());
exports.Crc32 = Crc32;
// prettier-ignore
var a_lookUpTable = [
0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA,
0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3,
0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91,
0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE,
0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC,
0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5,
0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B,
0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940,
0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116,
0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,
0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D,
0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A,
0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818,
0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01,
0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457,
0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C,
0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2,
0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB,
0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,
0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086,
0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4,
0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD,
0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683,
0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8,
0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE,
0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7,
0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5,
0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252,
0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60,
0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79,
0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F,
0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04,
0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A,
0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713,
0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21,
0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E,
0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C,
0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,
0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB,
0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0,
0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6,
0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF,
0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D,
];
var lookupTable = (0, util_1.uint32ArrayFrom)(a_lookUpTable);
var aws_crc32_1 = require("./aws_crc32");
Object.defineProperty(exports, "AwsCrc32", { enumerable: true, get: function () { return aws_crc32_1.AwsCrc32; } });
//# sourceMappingURL=index.js.map

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@@ -0,0 +1,24 @@
"use strict";
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.convertToBuffer = void 0;
var util_utf8_browser_1 = require("@aws-sdk/util-utf8-browser");
// Quick polyfill
var fromUtf8 = typeof Buffer !== "undefined" && Buffer.from
? function (input) { return Buffer.from(input, "utf8"); }
: util_utf8_browser_1.fromUtf8;
function convertToBuffer(data) {
// Already a Uint8, do nothing
if (data instanceof Uint8Array)
return data;
if (typeof data === "string") {
return fromUtf8(data);
}
if (ArrayBuffer.isView(data)) {
return new Uint8Array(data.buffer, data.byteOffset, data.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}
return new Uint8Array(data);
}
exports.convertToBuffer = convertToBuffer;
//# sourceMappingURL=convertToBuffer.js.map

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"use strict";
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.uint32ArrayFrom = exports.numToUint8 = exports.isEmptyData = exports.convertToBuffer = void 0;
var convertToBuffer_1 = require("./convertToBuffer");
Object.defineProperty(exports, "convertToBuffer", { enumerable: true, get: function () { return convertToBuffer_1.convertToBuffer; } });
var isEmptyData_1 = require("./isEmptyData");
Object.defineProperty(exports, "isEmptyData", { enumerable: true, get: function () { return isEmptyData_1.isEmptyData; } });
var numToUint8_1 = require("./numToUint8");
Object.defineProperty(exports, "numToUint8", { enumerable: true, get: function () { return numToUint8_1.numToUint8; } });
var uint32ArrayFrom_1 = require("./uint32ArrayFrom");
Object.defineProperty(exports, "uint32ArrayFrom", { enumerable: true, get: function () { return uint32ArrayFrom_1.uint32ArrayFrom; } });
//# sourceMappingURL=index.js.map

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"use strict";
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.isEmptyData = void 0;
function isEmptyData(data) {
if (typeof data === "string") {
return data.length === 0;
}
return data.byteLength === 0;
}
exports.isEmptyData = isEmptyData;
//# sourceMappingURL=isEmptyData.js.map

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@@ -0,0 +1,15 @@
"use strict";
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.numToUint8 = void 0;
function numToUint8(num) {
return new Uint8Array([
(num & 0xff000000) >> 24,
(num & 0x00ff0000) >> 16,
(num & 0x0000ff00) >> 8,
num & 0x000000ff,
]);
}
exports.numToUint8 = numToUint8;
//# sourceMappingURL=numToUint8.js.map

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"use strict";
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.uint32ArrayFrom = void 0;
// IE 11 does not support Array.from, so we do it manually
function uint32ArrayFrom(a_lookUpTable) {
if (!Uint32Array.from) {
var return_array = new Uint32Array(a_lookUpTable.length);
var a_index = 0;
while (a_index < a_lookUpTable.length) {
return_array[a_index] = a_lookUpTable[a_index];
a_index += 1;
}
return return_array;
}
return Uint32Array.from(a_lookUpTable);
}
exports.uint32ArrayFrom = uint32ArrayFrom;
//# sourceMappingURL=uint32ArrayFrom.js.map

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/*! *****************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
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View File

@@ -0,0 +1,67 @@
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var __hasOwnProp = Object.prototype.hasOwnProperty;
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// src/index.ts
var src_exports = {};
__export(src_exports, {
fromHex: () => fromHex,
toHex: () => toHex
});
module.exports = __toCommonJS(src_exports);
var SHORT_TO_HEX = {};
var HEX_TO_SHORT = {};
for (let i = 0; i < 256; i++) {
let encodedByte = i.toString(16).toLowerCase();
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}
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}
__name(toHex, "toHex");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromHex,
toHex
});

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@@ -0,0 +1,264 @@
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
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for (var name in all)
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var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
FetchHttpHandler: () => FetchHttpHandler,
keepAliveSupport: () => keepAliveSupport,
streamCollector: () => streamCollector
});
module.exports = __toCommonJS(src_exports);
// src/fetch-http-handler.ts
var import_protocol_http = require("@smithy/protocol-http");
var import_querystring_builder = require("@smithy/querystring-builder");
// src/create-request.ts
function createRequest(url, requestOptions) {
return new Request(url, requestOptions);
}
__name(createRequest, "createRequest");
// src/request-timeout.ts
function requestTimeout(timeoutInMs = 0) {
return new Promise((resolve, reject) => {
if (timeoutInMs) {
setTimeout(() => {
const timeoutError = new Error(`Request did not complete within ${timeoutInMs} ms`);
timeoutError.name = "TimeoutError";
reject(timeoutError);
}, timeoutInMs);
}
});
}
__name(requestTimeout, "requestTimeout");
// src/fetch-http-handler.ts
var keepAliveSupport = {
supported: void 0
};
var FetchHttpHandler = class _FetchHttpHandler {
static {
__name(this, "FetchHttpHandler");
}
/**
* @returns the input if it is an HttpHandler of any class,
* or instantiates a new instance of this handler.
*/
static create(instanceOrOptions) {
if (typeof instanceOrOptions?.handle === "function") {
return instanceOrOptions;
}
return new _FetchHttpHandler(instanceOrOptions);
}
constructor(options) {
if (typeof options === "function") {
this.configProvider = options().then((opts) => opts || {});
} else {
this.config = options ?? {};
this.configProvider = Promise.resolve(this.config);
}
if (keepAliveSupport.supported === void 0) {
keepAliveSupport.supported = Boolean(
typeof Request !== "undefined" && "keepalive" in createRequest("https://[::1]")
);
}
}
destroy() {
}
async handle(request, { abortSignal } = {}) {
if (!this.config) {
this.config = await this.configProvider;
}
const requestTimeoutInMs = this.config.requestTimeout;
const keepAlive = this.config.keepAlive === true;
const credentials = this.config.credentials;
if (abortSignal?.aborted) {
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
return Promise.reject(abortError);
}
let path = request.path;
const queryString = (0, import_querystring_builder.buildQueryString)(request.query || {});
if (queryString) {
path += `?${queryString}`;
}
if (request.fragment) {
path += `#${request.fragment}`;
}
let auth = "";
if (request.username != null || request.password != null) {
const username = request.username ?? "";
const password = request.password ?? "";
auth = `${username}:${password}@`;
}
const { port, method } = request;
const url = `${request.protocol}//${auth}${request.hostname}${port ? `:${port}` : ""}${path}`;
const body = method === "GET" || method === "HEAD" ? void 0 : request.body;
const requestOptions = {
body,
headers: new Headers(request.headers),
method,
credentials
};
if (this.config?.cache) {
requestOptions.cache = this.config.cache;
}
if (body) {
requestOptions.duplex = "half";
}
if (typeof AbortController !== "undefined") {
requestOptions.signal = abortSignal;
}
if (keepAliveSupport.supported) {
requestOptions.keepalive = keepAlive;
}
if (typeof this.config.requestInit === "function") {
Object.assign(requestOptions, this.config.requestInit(request));
}
let removeSignalEventListener = /* @__PURE__ */ __name(() => {
}, "removeSignalEventListener");
const fetchRequest = createRequest(url, requestOptions);
const raceOfPromises = [
fetch(fetchRequest).then((response) => {
const fetchHeaders = response.headers;
const transformedHeaders = {};
for (const pair of fetchHeaders.entries()) {
transformedHeaders[pair[0]] = pair[1];
}
const hasReadableStream = response.body != void 0;
if (!hasReadableStream) {
return response.blob().then((body2) => ({
response: new import_protocol_http.HttpResponse({
headers: transformedHeaders,
reason: response.statusText,
statusCode: response.status,
body: body2
})
}));
}
return {
response: new import_protocol_http.HttpResponse({
headers: transformedHeaders,
reason: response.statusText,
statusCode: response.status,
body: response.body
})
};
}),
requestTimeout(requestTimeoutInMs)
];
if (abortSignal) {
raceOfPromises.push(
new Promise((resolve, reject) => {
const onAbort = /* @__PURE__ */ __name(() => {
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
}, "onAbort");
if (typeof abortSignal.addEventListener === "function") {
const signal = abortSignal;
signal.addEventListener("abort", onAbort, { once: true });
removeSignalEventListener = /* @__PURE__ */ __name(() => signal.removeEventListener("abort", onAbort), "removeSignalEventListener");
} else {
abortSignal.onabort = onAbort;
}
})
);
}
return Promise.race(raceOfPromises).finally(removeSignalEventListener);
}
updateHttpClientConfig(key, value) {
this.config = void 0;
this.configProvider = this.configProvider.then((config) => {
config[key] = value;
return config;
});
}
httpHandlerConfigs() {
return this.config ?? {};
}
};
// src/stream-collector.ts
var import_util_base64 = require("@smithy/util-base64");
var streamCollector = /* @__PURE__ */ __name(async (stream) => {
if (typeof Blob === "function" && stream instanceof Blob || stream.constructor?.name === "Blob") {
if (Blob.prototype.arrayBuffer !== void 0) {
return new Uint8Array(await stream.arrayBuffer());
}
return collectBlob(stream);
}
return collectStream(stream);
}, "streamCollector");
async function collectBlob(blob) {
const base64 = await readToBase64(blob);
const arrayBuffer = (0, import_util_base64.fromBase64)(base64);
return new Uint8Array(arrayBuffer);
}
__name(collectBlob, "collectBlob");
async function collectStream(stream) {
const chunks = [];
const reader = stream.getReader();
let isDone = false;
let length = 0;
while (!isDone) {
const { done, value } = await reader.read();
if (value) {
chunks.push(value);
length += value.length;
}
isDone = done;
}
const collected = new Uint8Array(length);
let offset = 0;
for (const chunk of chunks) {
collected.set(chunk, offset);
offset += chunk.length;
}
return collected;
}
__name(collectStream, "collectStream");
function readToBase64(blob) {
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onloadend = () => {
if (reader.readyState !== 2) {
return reject(new Error("Reader aborted too early"));
}
const result = reader.result ?? "";
const commaIndex = result.indexOf(",");
const dataOffset = commaIndex > -1 ? commaIndex + 1 : result.length;
resolve(result.substring(dataOffset));
};
reader.onabort = () => reject(new Error("Read aborted"));
reader.onerror = () => reject(reader.error);
reader.readAsDataURL(blob);
});
}
__name(readToBase64, "readToBase64");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
keepAliveSupport,
FetchHttpHandler,
streamCollector
});

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@@ -0,0 +1,262 @@
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
Field: () => Field,
Fields: () => Fields,
HttpRequest: () => HttpRequest,
HttpResponse: () => HttpResponse,
IHttpRequest: () => import_types.HttpRequest,
getHttpHandlerExtensionConfiguration: () => getHttpHandlerExtensionConfiguration,
isValidHostname: () => isValidHostname,
resolveHttpHandlerRuntimeConfig: () => resolveHttpHandlerRuntimeConfig
});
module.exports = __toCommonJS(src_exports);
// src/extensions/httpExtensionConfiguration.ts
var getHttpHandlerExtensionConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
return {
setHttpHandler(handler) {
runtimeConfig.httpHandler = handler;
},
httpHandler() {
return runtimeConfig.httpHandler;
},
updateHttpClientConfig(key, value) {
runtimeConfig.httpHandler?.updateHttpClientConfig(key, value);
},
httpHandlerConfigs() {
return runtimeConfig.httpHandler.httpHandlerConfigs();
}
};
}, "getHttpHandlerExtensionConfiguration");
var resolveHttpHandlerRuntimeConfig = /* @__PURE__ */ __name((httpHandlerExtensionConfiguration) => {
return {
httpHandler: httpHandlerExtensionConfiguration.httpHandler()
};
}, "resolveHttpHandlerRuntimeConfig");
// src/Field.ts
var import_types = require("@smithy/types");
var Field = class {
static {
__name(this, "Field");
}
constructor({ name, kind = import_types.FieldPosition.HEADER, values = [] }) {
this.name = name;
this.kind = kind;
this.values = values;
}
/**
* Appends a value to the field.
*
* @param value The value to append.
*/
add(value) {
this.values.push(value);
}
/**
* Overwrite existing field values.
*
* @param values The new field values.
*/
set(values) {
this.values = values;
}
/**
* Remove all matching entries from list.
*
* @param value Value to remove.
*/
remove(value) {
this.values = this.values.filter((v) => v !== value);
}
/**
* Get comma-delimited string.
*
* @returns String representation of {@link Field}.
*/
toString() {
return this.values.map((v) => v.includes(",") || v.includes(" ") ? `"${v}"` : v).join(", ");
}
/**
* Get string values as a list
*
* @returns Values in {@link Field} as a list.
*/
get() {
return this.values;
}
};
// src/Fields.ts
var Fields = class {
constructor({ fields = [], encoding = "utf-8" }) {
this.entries = {};
fields.forEach(this.setField.bind(this));
this.encoding = encoding;
}
static {
__name(this, "Fields");
}
/**
* Set entry for a {@link Field} name. The `name`
* attribute will be used to key the collection.
*
* @param field The {@link Field} to set.
*/
setField(field) {
this.entries[field.name.toLowerCase()] = field;
}
/**
* Retrieve {@link Field} entry by name.
*
* @param name The name of the {@link Field} entry
* to retrieve
* @returns The {@link Field} if it exists.
*/
getField(name) {
return this.entries[name.toLowerCase()];
}
/**
* Delete entry from collection.
*
* @param name Name of the entry to delete.
*/
removeField(name) {
delete this.entries[name.toLowerCase()];
}
/**
* Helper function for retrieving specific types of fields.
* Used to grab all headers or all trailers.
*
* @param kind {@link FieldPosition} of entries to retrieve.
* @returns The {@link Field} entries with the specified
* {@link FieldPosition}.
*/
getByType(kind) {
return Object.values(this.entries).filter((field) => field.kind === kind);
}
};
// src/httpRequest.ts
var HttpRequest = class _HttpRequest {
static {
__name(this, "HttpRequest");
}
constructor(options) {
this.method = options.method || "GET";
this.hostname = options.hostname || "localhost";
this.port = options.port;
this.query = options.query || {};
this.headers = options.headers || {};
this.body = options.body;
this.protocol = options.protocol ? options.protocol.slice(-1) !== ":" ? `${options.protocol}:` : options.protocol : "https:";
this.path = options.path ? options.path.charAt(0) !== "/" ? `/${options.path}` : options.path : "/";
this.username = options.username;
this.password = options.password;
this.fragment = options.fragment;
}
/**
* Note: this does not deep-clone the body.
*/
static clone(request) {
const cloned = new _HttpRequest({
...request,
headers: { ...request.headers }
});
if (cloned.query) {
cloned.query = cloneQuery(cloned.query);
}
return cloned;
}
/**
* This method only actually asserts that request is the interface {@link IHttpRequest},
* and not necessarily this concrete class. Left in place for API stability.
*
* Do not call instance methods on the input of this function, and
* do not assume it has the HttpRequest prototype.
*/
static isInstance(request) {
if (!request) {
return false;
}
const req = request;
return "method" in req && "protocol" in req && "hostname" in req && "path" in req && typeof req["query"] === "object" && typeof req["headers"] === "object";
}
/**
* @deprecated use static HttpRequest.clone(request) instead. It's not safe to call
* this method because {@link HttpRequest.isInstance} incorrectly
* asserts that IHttpRequest (interface) objects are of type HttpRequest (class).
*/
clone() {
return _HttpRequest.clone(this);
}
};
function cloneQuery(query) {
return Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param
};
}, {});
}
__name(cloneQuery, "cloneQuery");
// src/httpResponse.ts
var HttpResponse = class {
static {
__name(this, "HttpResponse");
}
constructor(options) {
this.statusCode = options.statusCode;
this.reason = options.reason;
this.headers = options.headers || {};
this.body = options.body;
}
static isInstance(response) {
if (!response)
return false;
const resp = response;
return typeof resp.statusCode === "number" && typeof resp.headers === "object";
}
};
// src/isValidHostname.ts
function isValidHostname(hostname) {
const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
return hostPattern.test(hostname);
}
__name(isValidHostname, "isValidHostname");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
getHttpHandlerExtensionConfiguration,
resolveHttpHandlerRuntimeConfig,
Field,
Fields,
HttpRequest,
HttpResponse,
isValidHostname
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
AlgorithmId: () => AlgorithmId,
EndpointURLScheme: () => EndpointURLScheme,
FieldPosition: () => FieldPosition,
HttpApiKeyAuthLocation: () => HttpApiKeyAuthLocation,
HttpAuthLocation: () => HttpAuthLocation,
IniSectionType: () => IniSectionType,
RequestHandlerProtocol: () => RequestHandlerProtocol,
SMITHY_CONTEXT_KEY: () => SMITHY_CONTEXT_KEY,
getDefaultClientConfiguration: () => getDefaultClientConfiguration,
resolveDefaultRuntimeConfig: () => resolveDefaultRuntimeConfig
});
module.exports = __toCommonJS(src_exports);
// src/auth/auth.ts
var HttpAuthLocation = /* @__PURE__ */ ((HttpAuthLocation2) => {
HttpAuthLocation2["HEADER"] = "header";
HttpAuthLocation2["QUERY"] = "query";
return HttpAuthLocation2;
})(HttpAuthLocation || {});
// src/auth/HttpApiKeyAuth.ts
var HttpApiKeyAuthLocation = /* @__PURE__ */ ((HttpApiKeyAuthLocation2) => {
HttpApiKeyAuthLocation2["HEADER"] = "header";
HttpApiKeyAuthLocation2["QUERY"] = "query";
return HttpApiKeyAuthLocation2;
})(HttpApiKeyAuthLocation || {});
// src/endpoint.ts
var EndpointURLScheme = /* @__PURE__ */ ((EndpointURLScheme2) => {
EndpointURLScheme2["HTTP"] = "http";
EndpointURLScheme2["HTTPS"] = "https";
return EndpointURLScheme2;
})(EndpointURLScheme || {});
// src/extensions/checksum.ts
var AlgorithmId = /* @__PURE__ */ ((AlgorithmId2) => {
AlgorithmId2["MD5"] = "md5";
AlgorithmId2["CRC32"] = "crc32";
AlgorithmId2["CRC32C"] = "crc32c";
AlgorithmId2["SHA1"] = "sha1";
AlgorithmId2["SHA256"] = "sha256";
return AlgorithmId2;
})(AlgorithmId || {});
var getChecksumConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== void 0) {
checksumAlgorithms.push({
algorithmId: () => "sha256" /* SHA256 */,
checksumConstructor: () => runtimeConfig.sha256
});
}
if (runtimeConfig.md5 != void 0) {
checksumAlgorithms.push({
algorithmId: () => "md5" /* MD5 */,
checksumConstructor: () => runtimeConfig.md5
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
}
};
}, "getChecksumConfiguration");
var resolveChecksumRuntimeConfig = /* @__PURE__ */ __name((clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
}, "resolveChecksumRuntimeConfig");
// src/extensions/defaultClientConfiguration.ts
var getDefaultClientConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
return getChecksumConfiguration(runtimeConfig);
}, "getDefaultClientConfiguration");
var resolveDefaultRuntimeConfig = /* @__PURE__ */ __name((config) => {
return resolveChecksumRuntimeConfig(config);
}, "resolveDefaultRuntimeConfig");
// src/http.ts
var FieldPosition = /* @__PURE__ */ ((FieldPosition2) => {
FieldPosition2[FieldPosition2["HEADER"] = 0] = "HEADER";
FieldPosition2[FieldPosition2["TRAILER"] = 1] = "TRAILER";
return FieldPosition2;
})(FieldPosition || {});
// src/middleware.ts
var SMITHY_CONTEXT_KEY = "__smithy_context";
// src/profile.ts
var IniSectionType = /* @__PURE__ */ ((IniSectionType2) => {
IniSectionType2["PROFILE"] = "profile";
IniSectionType2["SSO_SESSION"] = "sso-session";
IniSectionType2["SERVICES"] = "services";
return IniSectionType2;
})(IniSectionType || {});
// src/transfer.ts
var RequestHandlerProtocol = /* @__PURE__ */ ((RequestHandlerProtocol2) => {
RequestHandlerProtocol2["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol2["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol2["TDS_8_0"] = "tds/8.0";
return RequestHandlerProtocol2;
})(RequestHandlerProtocol || {});
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
HttpAuthLocation,
HttpApiKeyAuthLocation,
EndpointURLScheme,
AlgorithmId,
getDefaultClientConfiguration,
resolveDefaultRuntimeConfig,
FieldPosition,
SMITHY_CONTEXT_KEY,
IniSectionType,
RequestHandlerProtocol
});

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.fromBase64 = void 0;
const util_buffer_from_1 = require("@smithy/util-buffer-from");
const BASE64_REGEX = /^[A-Za-z0-9+/]*={0,2}$/;
const fromBase64 = (input) => {
if ((input.length * 3) % 4 !== 0) {
throw new TypeError(`Incorrect padding on base64 string.`);
}
if (!BASE64_REGEX.exec(input)) {
throw new TypeError(`Invalid base64 string.`);
}
const buffer = (0, util_buffer_from_1.fromString)(input, "base64");
return new Uint8Array(buffer.buffer, buffer.byteOffset, buffer.byteLength);
};
exports.fromBase64 = fromBase64;

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __reExport = (target, mod, secondTarget) => (__copyProps(target, mod, "default"), secondTarget && __copyProps(secondTarget, mod, "default"));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
module.exports = __toCommonJS(src_exports);
__reExport(src_exports, require("././fromBase64"), module.exports);
__reExport(src_exports, require("././toBase64"), module.exports);
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromBase64,
toBase64
});

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@@ -0,0 +1,19 @@
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toBase64 = void 0;
const util_buffer_from_1 = require("@smithy/util-buffer-from");
const util_utf8_1 = require("@smithy/util-utf8");
const toBase64 = (_input) => {
let input;
if (typeof _input === "string") {
input = (0, util_utf8_1.fromUtf8)(_input);
}
else {
input = _input;
}
if (typeof input !== "object" || typeof input.byteOffset !== "number" || typeof input.byteLength !== "number") {
throw new Error("@smithy/util-base64: toBase64 encoder function only accepts string | Uint8Array.");
}
return (0, util_buffer_from_1.fromArrayBuffer)(input.buffer, input.byteOffset, input.byteLength).toString("base64");
};
exports.toBase64 = toBase64;

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'use strict';
var isArrayBuffer = require('@smithy/is-array-buffer');
var buffer = require('buffer');
const fromArrayBuffer = (input, offset = 0, length = input.byteLength - offset) => {
if (!isArrayBuffer.isArrayBuffer(input)) {
throw new TypeError(`The "input" argument must be ArrayBuffer. Received type ${typeof input} (${input})`);
}
return buffer.Buffer.from(input, offset, length);
};
const fromString = (input, encoding) => {
if (typeof input !== "string") {
throw new TypeError(`The "input" argument must be of type string. Received type ${typeof input} (${input})`);
}
return encoding ? buffer.Buffer.from(input, encoding) : buffer.Buffer.from(input);
};
exports.fromArrayBuffer = fromArrayBuffer;
exports.fromString = fromString;

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@@ -0,0 +1,6 @@
'use strict';
const isArrayBuffer = (arg) => (typeof ArrayBuffer === "function" && arg instanceof ArrayBuffer) ||
Object.prototype.toString.call(arg) === "[object ArrayBuffer]";
exports.isArrayBuffer = isArrayBuffer;

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'use strict';
var utilBufferFrom = require('@smithy/util-buffer-from');
var utilUtf8 = require('@smithy/util-utf8');
var buffer = require('buffer');
var crypto = require('crypto');
class Hash {
algorithmIdentifier;
secret;
hash;
constructor(algorithmIdentifier, secret) {
this.algorithmIdentifier = algorithmIdentifier;
this.secret = secret;
this.reset();
}
update(toHash, encoding) {
this.hash.update(utilUtf8.toUint8Array(castSourceData(toHash, encoding)));
}
digest() {
return Promise.resolve(this.hash.digest());
}
reset() {
this.hash = this.secret
? crypto.createHmac(this.algorithmIdentifier, castSourceData(this.secret))
: crypto.createHash(this.algorithmIdentifier);
}
}
function castSourceData(toCast, encoding) {
if (buffer.Buffer.isBuffer(toCast)) {
return toCast;
}
if (typeof toCast === "string") {
return utilBufferFrom.fromString(toCast, encoding);
}
if (ArrayBuffer.isView(toCast)) {
return utilBufferFrom.fromArrayBuffer(toCast.buffer, toCast.byteOffset, toCast.byteLength);
}
return utilBufferFrom.fromArrayBuffer(toCast);
}
exports.Hash = Hash;

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'use strict';
var isArrayBuffer = require('@smithy/is-array-buffer');
var buffer = require('buffer');
const fromArrayBuffer = (input, offset = 0, length = input.byteLength - offset) => {
if (!isArrayBuffer.isArrayBuffer(input)) {
throw new TypeError(`The "input" argument must be ArrayBuffer. Received type ${typeof input} (${input})`);
}
return buffer.Buffer.from(input, offset, length);
};
const fromString = (input, encoding) => {
if (typeof input !== "string") {
throw new TypeError(`The "input" argument must be of type string. Received type ${typeof input} (${input})`);
}
return encoding ? buffer.Buffer.from(input, encoding) : buffer.Buffer.from(input);
};
exports.fromArrayBuffer = fromArrayBuffer;
exports.fromString = fromString;

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'use strict';
const isArrayBuffer = (arg) => (typeof ArrayBuffer === "function" && arg instanceof ArrayBuffer) ||
Object.prototype.toString.call(arg) === "[object ArrayBuffer]";
exports.isArrayBuffer = isArrayBuffer;

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
isArrayBuffer: () => isArrayBuffer
});
module.exports = __toCommonJS(src_exports);
var isArrayBuffer = /* @__PURE__ */ __name((arg) => typeof ArrayBuffer === "function" && arg instanceof ArrayBuffer || Object.prototype.toString.call(arg) === "[object ArrayBuffer]", "isArrayBuffer");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
isArrayBuffer
});

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'use strict';
var protocolHttp = require('@smithy/protocol-http');
const CONTENT_LENGTH_HEADER = "content-length";
function contentLengthMiddleware(bodyLengthChecker) {
return (next) => async (args) => {
const request = args.request;
if (protocolHttp.HttpRequest.isInstance(request)) {
const { body, headers } = request;
if (body &&
Object.keys(headers)
.map((str) => str.toLowerCase())
.indexOf(CONTENT_LENGTH_HEADER) === -1) {
try {
const length = bodyLengthChecker(body);
request.headers = {
...request.headers,
[CONTENT_LENGTH_HEADER]: String(length),
};
}
catch (error) {
}
}
}
return next({
...args,
request,
});
};
}
const contentLengthMiddlewareOptions = {
step: "build",
tags: ["SET_CONTENT_LENGTH", "CONTENT_LENGTH"],
name: "contentLengthMiddleware",
override: true,
};
const getContentLengthPlugin = (options) => ({
applyToStack: (clientStack) => {
clientStack.add(contentLengthMiddleware(options.bodyLengthChecker), contentLengthMiddlewareOptions);
},
});
exports.contentLengthMiddleware = contentLengthMiddleware;
exports.contentLengthMiddlewareOptions = contentLengthMiddlewareOptions;
exports.getContentLengthPlugin = getContentLengthPlugin;

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'use strict';
var types = require('@smithy/types');
const getHttpHandlerExtensionConfiguration = (runtimeConfig) => {
return {
setHttpHandler(handler) {
runtimeConfig.httpHandler = handler;
},
httpHandler() {
return runtimeConfig.httpHandler;
},
updateHttpClientConfig(key, value) {
runtimeConfig.httpHandler?.updateHttpClientConfig(key, value);
},
httpHandlerConfigs() {
return runtimeConfig.httpHandler.httpHandlerConfigs();
},
};
};
const resolveHttpHandlerRuntimeConfig = (httpHandlerExtensionConfiguration) => {
return {
httpHandler: httpHandlerExtensionConfiguration.httpHandler(),
};
};
class Field {
name;
kind;
values;
constructor({ name, kind = types.FieldPosition.HEADER, values = [] }) {
this.name = name;
this.kind = kind;
this.values = values;
}
add(value) {
this.values.push(value);
}
set(values) {
this.values = values;
}
remove(value) {
this.values = this.values.filter((v) => v !== value);
}
toString() {
return this.values.map((v) => (v.includes(",") || v.includes(" ") ? `"${v}"` : v)).join(", ");
}
get() {
return this.values;
}
}
class Fields {
entries = {};
encoding;
constructor({ fields = [], encoding = "utf-8" }) {
fields.forEach(this.setField.bind(this));
this.encoding = encoding;
}
setField(field) {
this.entries[field.name.toLowerCase()] = field;
}
getField(name) {
return this.entries[name.toLowerCase()];
}
removeField(name) {
delete this.entries[name.toLowerCase()];
}
getByType(kind) {
return Object.values(this.entries).filter((field) => field.kind === kind);
}
}
class HttpRequest {
method;
protocol;
hostname;
port;
path;
query;
headers;
username;
password;
fragment;
body;
constructor(options) {
this.method = options.method || "GET";
this.hostname = options.hostname || "localhost";
this.port = options.port;
this.query = options.query || {};
this.headers = options.headers || {};
this.body = options.body;
this.protocol = options.protocol
? options.protocol.slice(-1) !== ":"
? `${options.protocol}:`
: options.protocol
: "https:";
this.path = options.path ? (options.path.charAt(0) !== "/" ? `/${options.path}` : options.path) : "/";
this.username = options.username;
this.password = options.password;
this.fragment = options.fragment;
}
static clone(request) {
const cloned = new HttpRequest({
...request,
headers: { ...request.headers },
});
if (cloned.query) {
cloned.query = cloneQuery(cloned.query);
}
return cloned;
}
static isInstance(request) {
if (!request) {
return false;
}
const req = request;
return ("method" in req &&
"protocol" in req &&
"hostname" in req &&
"path" in req &&
typeof req["query"] === "object" &&
typeof req["headers"] === "object");
}
clone() {
return HttpRequest.clone(this);
}
}
function cloneQuery(query) {
return Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param,
};
}, {});
}
class HttpResponse {
statusCode;
reason;
headers;
body;
constructor(options) {
this.statusCode = options.statusCode;
this.reason = options.reason;
this.headers = options.headers || {};
this.body = options.body;
}
static isInstance(response) {
if (!response)
return false;
const resp = response;
return typeof resp.statusCode === "number" && typeof resp.headers === "object";
}
}
function isValidHostname(hostname) {
const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
return hostPattern.test(hostname);
}
exports.Field = Field;
exports.Fields = Fields;
exports.HttpRequest = HttpRequest;
exports.HttpResponse = HttpResponse;
exports.getHttpHandlerExtensionConfiguration = getHttpHandlerExtensionConfiguration;
exports.isValidHostname = isValidHostname;
exports.resolveHttpHandlerRuntimeConfig = resolveHttpHandlerRuntimeConfig;

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'use strict';
exports.HttpAuthLocation = void 0;
(function (HttpAuthLocation) {
HttpAuthLocation["HEADER"] = "header";
HttpAuthLocation["QUERY"] = "query";
})(exports.HttpAuthLocation || (exports.HttpAuthLocation = {}));
exports.HttpApiKeyAuthLocation = void 0;
(function (HttpApiKeyAuthLocation) {
HttpApiKeyAuthLocation["HEADER"] = "header";
HttpApiKeyAuthLocation["QUERY"] = "query";
})(exports.HttpApiKeyAuthLocation || (exports.HttpApiKeyAuthLocation = {}));
exports.EndpointURLScheme = void 0;
(function (EndpointURLScheme) {
EndpointURLScheme["HTTP"] = "http";
EndpointURLScheme["HTTPS"] = "https";
})(exports.EndpointURLScheme || (exports.EndpointURLScheme = {}));
exports.AlgorithmId = void 0;
(function (AlgorithmId) {
AlgorithmId["MD5"] = "md5";
AlgorithmId["CRC32"] = "crc32";
AlgorithmId["CRC32C"] = "crc32c";
AlgorithmId["SHA1"] = "sha1";
AlgorithmId["SHA256"] = "sha256";
})(exports.AlgorithmId || (exports.AlgorithmId = {}));
const getChecksumConfiguration = (runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.SHA256,
checksumConstructor: () => runtimeConfig.sha256,
});
}
if (runtimeConfig.md5 != undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.MD5,
checksumConstructor: () => runtimeConfig.md5,
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
},
};
};
const resolveChecksumRuntimeConfig = (clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
};
const getDefaultClientConfiguration = (runtimeConfig) => {
return getChecksumConfiguration(runtimeConfig);
};
const resolveDefaultRuntimeConfig = (config) => {
return resolveChecksumRuntimeConfig(config);
};
exports.FieldPosition = void 0;
(function (FieldPosition) {
FieldPosition[FieldPosition["HEADER"] = 0] = "HEADER";
FieldPosition[FieldPosition["TRAILER"] = 1] = "TRAILER";
})(exports.FieldPosition || (exports.FieldPosition = {}));
const SMITHY_CONTEXT_KEY = "__smithy_context";
exports.IniSectionType = void 0;
(function (IniSectionType) {
IniSectionType["PROFILE"] = "profile";
IniSectionType["SSO_SESSION"] = "sso-session";
IniSectionType["SERVICES"] = "services";
})(exports.IniSectionType || (exports.IniSectionType = {}));
exports.RequestHandlerProtocol = void 0;
(function (RequestHandlerProtocol) {
RequestHandlerProtocol["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol["TDS_8_0"] = "tds/8.0";
})(exports.RequestHandlerProtocol || (exports.RequestHandlerProtocol = {}));
exports.SMITHY_CONTEXT_KEY = SMITHY_CONTEXT_KEY;
exports.getDefaultClientConfiguration = getDefaultClientConfiguration;
exports.resolveDefaultRuntimeConfig = resolveDefaultRuntimeConfig;

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getEndpointFromConfig = void 0;
const node_config_provider_1 = require("@smithy/node-config-provider");
const getEndpointUrlConfig_1 = require("./getEndpointUrlConfig");
const getEndpointFromConfig = async (serviceId) => (0, node_config_provider_1.loadConfig)((0, getEndpointUrlConfig_1.getEndpointUrlConfig)(serviceId ?? ""))();
exports.getEndpointFromConfig = getEndpointFromConfig;

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getEndpointUrlConfig = void 0;
const shared_ini_file_loader_1 = require("@smithy/shared-ini-file-loader");
const ENV_ENDPOINT_URL = "AWS_ENDPOINT_URL";
const CONFIG_ENDPOINT_URL = "endpoint_url";
const getEndpointUrlConfig = (serviceId) => ({
environmentVariableSelector: (env) => {
const serviceSuffixParts = serviceId.split(" ").map((w) => w.toUpperCase());
const serviceEndpointUrl = env[[ENV_ENDPOINT_URL, ...serviceSuffixParts].join("_")];
if (serviceEndpointUrl)
return serviceEndpointUrl;
const endpointUrl = env[ENV_ENDPOINT_URL];
if (endpointUrl)
return endpointUrl;
return undefined;
},
configFileSelector: (profile, config) => {
if (config && profile.services) {
const servicesSection = config[["services", profile.services].join(shared_ini_file_loader_1.CONFIG_PREFIX_SEPARATOR)];
if (servicesSection) {
const servicePrefixParts = serviceId.split(" ").map((w) => w.toLowerCase());
const endpointUrl = servicesSection[[servicePrefixParts.join("_"), CONFIG_ENDPOINT_URL].join(shared_ini_file_loader_1.CONFIG_PREFIX_SEPARATOR)];
if (endpointUrl)
return endpointUrl;
}
}
const endpointUrl = profile[CONFIG_ENDPOINT_URL];
if (endpointUrl)
return endpointUrl;
return undefined;
},
default: undefined,
});
exports.getEndpointUrlConfig = getEndpointUrlConfig;

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'use strict';
var getEndpointFromConfig = require('./adaptors/getEndpointFromConfig');
var urlParser = require('@smithy/url-parser');
var core = require('@smithy/core');
var utilMiddleware = require('@smithy/util-middleware');
var middlewareSerde = require('@smithy/middleware-serde');
const resolveParamsForS3 = async (endpointParams) => {
const bucket = endpointParams?.Bucket || "";
if (typeof endpointParams.Bucket === "string") {
endpointParams.Bucket = bucket.replace(/#/g, encodeURIComponent("#")).replace(/\?/g, encodeURIComponent("?"));
}
if (isArnBucketName(bucket)) {
if (endpointParams.ForcePathStyle === true) {
throw new Error("Path-style addressing cannot be used with ARN buckets");
}
}
else if (!isDnsCompatibleBucketName(bucket) ||
(bucket.indexOf(".") !== -1 && !String(endpointParams.Endpoint).startsWith("http:")) ||
bucket.toLowerCase() !== bucket ||
bucket.length < 3) {
endpointParams.ForcePathStyle = true;
}
if (endpointParams.DisableMultiRegionAccessPoints) {
endpointParams.disableMultiRegionAccessPoints = true;
endpointParams.DisableMRAP = true;
}
return endpointParams;
};
const DOMAIN_PATTERN = /^[a-z0-9][a-z0-9\.\-]{1,61}[a-z0-9]$/;
const IP_ADDRESS_PATTERN = /(\d+\.){3}\d+/;
const DOTS_PATTERN = /\.\./;
const isDnsCompatibleBucketName = (bucketName) => DOMAIN_PATTERN.test(bucketName) && !IP_ADDRESS_PATTERN.test(bucketName) && !DOTS_PATTERN.test(bucketName);
const isArnBucketName = (bucketName) => {
const [arn, partition, service, , , bucket] = bucketName.split(":");
const isArn = arn === "arn" && bucketName.split(":").length >= 6;
const isValidArn = Boolean(isArn && partition && service && bucket);
if (isArn && !isValidArn) {
throw new Error(`Invalid ARN: ${bucketName} was an invalid ARN.`);
}
return isValidArn;
};
const createConfigValueProvider = (configKey, canonicalEndpointParamKey, config) => {
const configProvider = async () => {
const configValue = config[configKey] ?? config[canonicalEndpointParamKey];
if (typeof configValue === "function") {
return configValue();
}
return configValue;
};
if (configKey === "credentialScope" || canonicalEndpointParamKey === "CredentialScope") {
return async () => {
const credentials = typeof config.credentials === "function" ? await config.credentials() : config.credentials;
const configValue = credentials?.credentialScope ?? credentials?.CredentialScope;
return configValue;
};
}
if (configKey === "accountId" || canonicalEndpointParamKey === "AccountId") {
return async () => {
const credentials = typeof config.credentials === "function" ? await config.credentials() : config.credentials;
const configValue = credentials?.accountId ?? credentials?.AccountId;
return configValue;
};
}
if (configKey === "endpoint" || canonicalEndpointParamKey === "endpoint") {
return async () => {
if (config.isCustomEndpoint === false) {
return undefined;
}
const endpoint = await configProvider();
if (endpoint && typeof endpoint === "object") {
if ("url" in endpoint) {
return endpoint.url.href;
}
if ("hostname" in endpoint) {
const { protocol, hostname, port, path } = endpoint;
return `${protocol}//${hostname}${port ? ":" + port : ""}${path}`;
}
}
return endpoint;
};
}
return configProvider;
};
const toEndpointV1 = (endpoint) => {
if (typeof endpoint === "object") {
if ("url" in endpoint) {
return urlParser.parseUrl(endpoint.url);
}
return endpoint;
}
return urlParser.parseUrl(endpoint);
};
const getEndpointFromInstructions = async (commandInput, instructionsSupplier, clientConfig, context) => {
if (!clientConfig.isCustomEndpoint) {
let endpointFromConfig;
if (clientConfig.serviceConfiguredEndpoint) {
endpointFromConfig = await clientConfig.serviceConfiguredEndpoint();
}
else {
endpointFromConfig = await getEndpointFromConfig.getEndpointFromConfig(clientConfig.serviceId);
}
if (endpointFromConfig) {
clientConfig.endpoint = () => Promise.resolve(toEndpointV1(endpointFromConfig));
clientConfig.isCustomEndpoint = true;
}
}
const endpointParams = await resolveParams(commandInput, instructionsSupplier, clientConfig);
if (typeof clientConfig.endpointProvider !== "function") {
throw new Error("config.endpointProvider is not set.");
}
const endpoint = clientConfig.endpointProvider(endpointParams, context);
return endpoint;
};
const resolveParams = async (commandInput, instructionsSupplier, clientConfig) => {
const endpointParams = {};
const instructions = instructionsSupplier?.getEndpointParameterInstructions?.() || {};
for (const [name, instruction] of Object.entries(instructions)) {
switch (instruction.type) {
case "staticContextParams":
endpointParams[name] = instruction.value;
break;
case "contextParams":
endpointParams[name] = commandInput[instruction.name];
break;
case "clientContextParams":
case "builtInParams":
endpointParams[name] = await createConfigValueProvider(instruction.name, name, clientConfig)();
break;
case "operationContextParams":
endpointParams[name] = instruction.get(commandInput);
break;
default:
throw new Error("Unrecognized endpoint parameter instruction: " + JSON.stringify(instruction));
}
}
if (Object.keys(instructions).length === 0) {
Object.assign(endpointParams, clientConfig);
}
if (String(clientConfig.serviceId).toLowerCase() === "s3") {
await resolveParamsForS3(endpointParams);
}
return endpointParams;
};
const endpointMiddleware = ({ config, instructions, }) => {
return (next, context) => async (args) => {
if (config.isCustomEndpoint) {
core.setFeature(context, "ENDPOINT_OVERRIDE", "N");
}
const endpoint = await getEndpointFromInstructions(args.input, {
getEndpointParameterInstructions() {
return instructions;
},
}, { ...config }, context);
context.endpointV2 = endpoint;
context.authSchemes = endpoint.properties?.authSchemes;
const authScheme = context.authSchemes?.[0];
if (authScheme) {
context["signing_region"] = authScheme.signingRegion;
context["signing_service"] = authScheme.signingName;
const smithyContext = utilMiddleware.getSmithyContext(context);
const httpAuthOption = smithyContext?.selectedHttpAuthScheme?.httpAuthOption;
if (httpAuthOption) {
httpAuthOption.signingProperties = Object.assign(httpAuthOption.signingProperties || {}, {
signing_region: authScheme.signingRegion,
signingRegion: authScheme.signingRegion,
signing_service: authScheme.signingName,
signingName: authScheme.signingName,
signingRegionSet: authScheme.signingRegionSet,
}, authScheme.properties);
}
}
return next({
...args,
});
};
};
const endpointMiddlewareOptions = {
step: "serialize",
tags: ["ENDPOINT_PARAMETERS", "ENDPOINT_V2", "ENDPOINT"],
name: "endpointV2Middleware",
override: true,
relation: "before",
toMiddleware: middlewareSerde.serializerMiddlewareOption.name,
};
const getEndpointPlugin = (config, instructions) => ({
applyToStack: (clientStack) => {
clientStack.addRelativeTo(endpointMiddleware({
config,
instructions,
}), endpointMiddlewareOptions);
},
});
const resolveEndpointConfig = (input) => {
const tls = input.tls ?? true;
const { endpoint, useDualstackEndpoint, useFipsEndpoint } = input;
const customEndpointProvider = endpoint != null ? async () => toEndpointV1(await utilMiddleware.normalizeProvider(endpoint)()) : undefined;
const isCustomEndpoint = !!endpoint;
const resolvedConfig = Object.assign(input, {
endpoint: customEndpointProvider,
tls,
isCustomEndpoint,
useDualstackEndpoint: utilMiddleware.normalizeProvider(useDualstackEndpoint ?? false),
useFipsEndpoint: utilMiddleware.normalizeProvider(useFipsEndpoint ?? false),
});
let configuredEndpointPromise = undefined;
resolvedConfig.serviceConfiguredEndpoint = async () => {
if (input.serviceId && !configuredEndpointPromise) {
configuredEndpointPromise = getEndpointFromConfig.getEndpointFromConfig(input.serviceId);
}
return configuredEndpointPromise;
};
return resolvedConfig;
};
const resolveEndpointRequiredConfig = (input) => {
const { endpoint } = input;
if (endpoint === undefined) {
input.endpoint = async () => {
throw new Error("@smithy/middleware-endpoint: (default endpointRuleSet) endpoint is not set - you must configure an endpoint.");
};
}
return input;
};
exports.endpointMiddleware = endpointMiddleware;
exports.endpointMiddlewareOptions = endpointMiddlewareOptions;
exports.getEndpointFromInstructions = getEndpointFromInstructions;
exports.getEndpointPlugin = getEndpointPlugin;
exports.resolveEndpointConfig = resolveEndpointConfig;
exports.resolveEndpointRequiredConfig = resolveEndpointRequiredConfig;
exports.resolveParams = resolveParams;
exports.toEndpointV1 = toEndpointV1;

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'use strict';
var utilRetry = require('@smithy/util-retry');
var protocolHttp = require('@smithy/protocol-http');
var serviceErrorClassification = require('@smithy/service-error-classification');
var uuid = require('@smithy/uuid');
var utilMiddleware = require('@smithy/util-middleware');
var smithyClient = require('@smithy/smithy-client');
var isStreamingPayload = require('./isStreamingPayload/isStreamingPayload');
const getDefaultRetryQuota = (initialRetryTokens, options) => {
const MAX_CAPACITY = initialRetryTokens;
const noRetryIncrement = utilRetry.NO_RETRY_INCREMENT;
const retryCost = utilRetry.RETRY_COST;
const timeoutRetryCost = utilRetry.TIMEOUT_RETRY_COST;
let availableCapacity = initialRetryTokens;
const getCapacityAmount = (error) => (error.name === "TimeoutError" ? timeoutRetryCost : retryCost);
const hasRetryTokens = (error) => getCapacityAmount(error) <= availableCapacity;
const retrieveRetryTokens = (error) => {
if (!hasRetryTokens(error)) {
throw new Error("No retry token available");
}
const capacityAmount = getCapacityAmount(error);
availableCapacity -= capacityAmount;
return capacityAmount;
};
const releaseRetryTokens = (capacityReleaseAmount) => {
availableCapacity += capacityReleaseAmount ?? noRetryIncrement;
availableCapacity = Math.min(availableCapacity, MAX_CAPACITY);
};
return Object.freeze({
hasRetryTokens,
retrieveRetryTokens,
releaseRetryTokens,
});
};
const defaultDelayDecider = (delayBase, attempts) => Math.floor(Math.min(utilRetry.MAXIMUM_RETRY_DELAY, Math.random() * 2 ** attempts * delayBase));
const defaultRetryDecider = (error) => {
if (!error) {
return false;
}
return serviceErrorClassification.isRetryableByTrait(error) || serviceErrorClassification.isClockSkewError(error) || serviceErrorClassification.isThrottlingError(error) || serviceErrorClassification.isTransientError(error);
};
const asSdkError = (error) => {
if (error instanceof Error)
return error;
if (error instanceof Object)
return Object.assign(new Error(), error);
if (typeof error === "string")
return new Error(error);
return new Error(`AWS SDK error wrapper for ${error}`);
};
class StandardRetryStrategy {
maxAttemptsProvider;
retryDecider;
delayDecider;
retryQuota;
mode = utilRetry.RETRY_MODES.STANDARD;
constructor(maxAttemptsProvider, options) {
this.maxAttemptsProvider = maxAttemptsProvider;
this.retryDecider = options?.retryDecider ?? defaultRetryDecider;
this.delayDecider = options?.delayDecider ?? defaultDelayDecider;
this.retryQuota = options?.retryQuota ?? getDefaultRetryQuota(utilRetry.INITIAL_RETRY_TOKENS);
}
shouldRetry(error, attempts, maxAttempts) {
return attempts < maxAttempts && this.retryDecider(error) && this.retryQuota.hasRetryTokens(error);
}
async getMaxAttempts() {
let maxAttempts;
try {
maxAttempts = await this.maxAttemptsProvider();
}
catch (error) {
maxAttempts = utilRetry.DEFAULT_MAX_ATTEMPTS;
}
return maxAttempts;
}
async retry(next, args, options) {
let retryTokenAmount;
let attempts = 0;
let totalDelay = 0;
const maxAttempts = await this.getMaxAttempts();
const { request } = args;
if (protocolHttp.HttpRequest.isInstance(request)) {
request.headers[utilRetry.INVOCATION_ID_HEADER] = uuid.v4();
}
while (true) {
try {
if (protocolHttp.HttpRequest.isInstance(request)) {
request.headers[utilRetry.REQUEST_HEADER] = `attempt=${attempts + 1}; max=${maxAttempts}`;
}
if (options?.beforeRequest) {
await options.beforeRequest();
}
const { response, output } = await next(args);
if (options?.afterRequest) {
options.afterRequest(response);
}
this.retryQuota.releaseRetryTokens(retryTokenAmount);
output.$metadata.attempts = attempts + 1;
output.$metadata.totalRetryDelay = totalDelay;
return { response, output };
}
catch (e) {
const err = asSdkError(e);
attempts++;
if (this.shouldRetry(err, attempts, maxAttempts)) {
retryTokenAmount = this.retryQuota.retrieveRetryTokens(err);
const delayFromDecider = this.delayDecider(serviceErrorClassification.isThrottlingError(err) ? utilRetry.THROTTLING_RETRY_DELAY_BASE : utilRetry.DEFAULT_RETRY_DELAY_BASE, attempts);
const delayFromResponse = getDelayFromRetryAfterHeader(err.$response);
const delay = Math.max(delayFromResponse || 0, delayFromDecider);
totalDelay += delay;
await new Promise((resolve) => setTimeout(resolve, delay));
continue;
}
if (!err.$metadata) {
err.$metadata = {};
}
err.$metadata.attempts = attempts;
err.$metadata.totalRetryDelay = totalDelay;
throw err;
}
}
}
}
const getDelayFromRetryAfterHeader = (response) => {
if (!protocolHttp.HttpResponse.isInstance(response))
return;
const retryAfterHeaderName = Object.keys(response.headers).find((key) => key.toLowerCase() === "retry-after");
if (!retryAfterHeaderName)
return;
const retryAfter = response.headers[retryAfterHeaderName];
const retryAfterSeconds = Number(retryAfter);
if (!Number.isNaN(retryAfterSeconds))
return retryAfterSeconds * 1000;
const retryAfterDate = new Date(retryAfter);
return retryAfterDate.getTime() - Date.now();
};
class AdaptiveRetryStrategy extends StandardRetryStrategy {
rateLimiter;
constructor(maxAttemptsProvider, options) {
const { rateLimiter, ...superOptions } = options ?? {};
super(maxAttemptsProvider, superOptions);
this.rateLimiter = rateLimiter ?? new utilRetry.DefaultRateLimiter();
this.mode = utilRetry.RETRY_MODES.ADAPTIVE;
}
async retry(next, args) {
return super.retry(next, args, {
beforeRequest: async () => {
return this.rateLimiter.getSendToken();
},
afterRequest: (response) => {
this.rateLimiter.updateClientSendingRate(response);
},
});
}
}
const ENV_MAX_ATTEMPTS = "AWS_MAX_ATTEMPTS";
const CONFIG_MAX_ATTEMPTS = "max_attempts";
const NODE_MAX_ATTEMPT_CONFIG_OPTIONS = {
environmentVariableSelector: (env) => {
const value = env[ENV_MAX_ATTEMPTS];
if (!value)
return undefined;
const maxAttempt = parseInt(value);
if (Number.isNaN(maxAttempt)) {
throw new Error(`Environment variable ${ENV_MAX_ATTEMPTS} mast be a number, got "${value}"`);
}
return maxAttempt;
},
configFileSelector: (profile) => {
const value = profile[CONFIG_MAX_ATTEMPTS];
if (!value)
return undefined;
const maxAttempt = parseInt(value);
if (Number.isNaN(maxAttempt)) {
throw new Error(`Shared config file entry ${CONFIG_MAX_ATTEMPTS} mast be a number, got "${value}"`);
}
return maxAttempt;
},
default: utilRetry.DEFAULT_MAX_ATTEMPTS,
};
const resolveRetryConfig = (input) => {
const { retryStrategy, retryMode: _retryMode, maxAttempts: _maxAttempts } = input;
const maxAttempts = utilMiddleware.normalizeProvider(_maxAttempts ?? utilRetry.DEFAULT_MAX_ATTEMPTS);
return Object.assign(input, {
maxAttempts,
retryStrategy: async () => {
if (retryStrategy) {
return retryStrategy;
}
const retryMode = await utilMiddleware.normalizeProvider(_retryMode)();
if (retryMode === utilRetry.RETRY_MODES.ADAPTIVE) {
return new utilRetry.AdaptiveRetryStrategy(maxAttempts);
}
return new utilRetry.StandardRetryStrategy(maxAttempts);
},
});
};
const ENV_RETRY_MODE = "AWS_RETRY_MODE";
const CONFIG_RETRY_MODE = "retry_mode";
const NODE_RETRY_MODE_CONFIG_OPTIONS = {
environmentVariableSelector: (env) => env[ENV_RETRY_MODE],
configFileSelector: (profile) => profile[CONFIG_RETRY_MODE],
default: utilRetry.DEFAULT_RETRY_MODE,
};
const omitRetryHeadersMiddleware = () => (next) => async (args) => {
const { request } = args;
if (protocolHttp.HttpRequest.isInstance(request)) {
delete request.headers[utilRetry.INVOCATION_ID_HEADER];
delete request.headers[utilRetry.REQUEST_HEADER];
}
return next(args);
};
const omitRetryHeadersMiddlewareOptions = {
name: "omitRetryHeadersMiddleware",
tags: ["RETRY", "HEADERS", "OMIT_RETRY_HEADERS"],
relation: "before",
toMiddleware: "awsAuthMiddleware",
override: true,
};
const getOmitRetryHeadersPlugin = (options) => ({
applyToStack: (clientStack) => {
clientStack.addRelativeTo(omitRetryHeadersMiddleware(), omitRetryHeadersMiddlewareOptions);
},
});
const retryMiddleware = (options) => (next, context) => async (args) => {
let retryStrategy = await options.retryStrategy();
const maxAttempts = await options.maxAttempts();
if (isRetryStrategyV2(retryStrategy)) {
retryStrategy = retryStrategy;
let retryToken = await retryStrategy.acquireInitialRetryToken(context["partition_id"]);
let lastError = new Error();
let attempts = 0;
let totalRetryDelay = 0;
const { request } = args;
const isRequest = protocolHttp.HttpRequest.isInstance(request);
if (isRequest) {
request.headers[utilRetry.INVOCATION_ID_HEADER] = uuid.v4();
}
while (true) {
try {
if (isRequest) {
request.headers[utilRetry.REQUEST_HEADER] = `attempt=${attempts + 1}; max=${maxAttempts}`;
}
const { response, output } = await next(args);
retryStrategy.recordSuccess(retryToken);
output.$metadata.attempts = attempts + 1;
output.$metadata.totalRetryDelay = totalRetryDelay;
return { response, output };
}
catch (e) {
const retryErrorInfo = getRetryErrorInfo(e);
lastError = asSdkError(e);
if (isRequest && isStreamingPayload.isStreamingPayload(request)) {
(context.logger instanceof smithyClient.NoOpLogger ? console : context.logger)?.warn("An error was encountered in a non-retryable streaming request.");
throw lastError;
}
try {
retryToken = await retryStrategy.refreshRetryTokenForRetry(retryToken, retryErrorInfo);
}
catch (refreshError) {
if (!lastError.$metadata) {
lastError.$metadata = {};
}
lastError.$metadata.attempts = attempts + 1;
lastError.$metadata.totalRetryDelay = totalRetryDelay;
throw lastError;
}
attempts = retryToken.getRetryCount();
const delay = retryToken.getRetryDelay();
totalRetryDelay += delay;
await new Promise((resolve) => setTimeout(resolve, delay));
}
}
}
else {
retryStrategy = retryStrategy;
if (retryStrategy?.mode)
context.userAgent = [...(context.userAgent || []), ["cfg/retry-mode", retryStrategy.mode]];
return retryStrategy.retry(next, args);
}
};
const isRetryStrategyV2 = (retryStrategy) => typeof retryStrategy.acquireInitialRetryToken !== "undefined" &&
typeof retryStrategy.refreshRetryTokenForRetry !== "undefined" &&
typeof retryStrategy.recordSuccess !== "undefined";
const getRetryErrorInfo = (error) => {
const errorInfo = {
error,
errorType: getRetryErrorType(error),
};
const retryAfterHint = getRetryAfterHint(error.$response);
if (retryAfterHint) {
errorInfo.retryAfterHint = retryAfterHint;
}
return errorInfo;
};
const getRetryErrorType = (error) => {
if (serviceErrorClassification.isThrottlingError(error))
return "THROTTLING";
if (serviceErrorClassification.isTransientError(error))
return "TRANSIENT";
if (serviceErrorClassification.isServerError(error))
return "SERVER_ERROR";
return "CLIENT_ERROR";
};
const retryMiddlewareOptions = {
name: "retryMiddleware",
tags: ["RETRY"],
step: "finalizeRequest",
priority: "high",
override: true,
};
const getRetryPlugin = (options) => ({
applyToStack: (clientStack) => {
clientStack.add(retryMiddleware(options), retryMiddlewareOptions);
},
});
const getRetryAfterHint = (response) => {
if (!protocolHttp.HttpResponse.isInstance(response))
return;
const retryAfterHeaderName = Object.keys(response.headers).find((key) => key.toLowerCase() === "retry-after");
if (!retryAfterHeaderName)
return;
const retryAfter = response.headers[retryAfterHeaderName];
const retryAfterSeconds = Number(retryAfter);
if (!Number.isNaN(retryAfterSeconds))
return new Date(retryAfterSeconds * 1000);
const retryAfterDate = new Date(retryAfter);
return retryAfterDate;
};
exports.AdaptiveRetryStrategy = AdaptiveRetryStrategy;
exports.CONFIG_MAX_ATTEMPTS = CONFIG_MAX_ATTEMPTS;
exports.CONFIG_RETRY_MODE = CONFIG_RETRY_MODE;
exports.ENV_MAX_ATTEMPTS = ENV_MAX_ATTEMPTS;
exports.ENV_RETRY_MODE = ENV_RETRY_MODE;
exports.NODE_MAX_ATTEMPT_CONFIG_OPTIONS = NODE_MAX_ATTEMPT_CONFIG_OPTIONS;
exports.NODE_RETRY_MODE_CONFIG_OPTIONS = NODE_RETRY_MODE_CONFIG_OPTIONS;
exports.StandardRetryStrategy = StandardRetryStrategy;
exports.defaultDelayDecider = defaultDelayDecider;
exports.defaultRetryDecider = defaultRetryDecider;
exports.getOmitRetryHeadersPlugin = getOmitRetryHeadersPlugin;
exports.getRetryAfterHint = getRetryAfterHint;
exports.getRetryPlugin = getRetryPlugin;
exports.omitRetryHeadersMiddleware = omitRetryHeadersMiddleware;
exports.omitRetryHeadersMiddlewareOptions = omitRetryHeadersMiddlewareOptions;
exports.resolveRetryConfig = resolveRetryConfig;
exports.retryMiddleware = retryMiddleware;
exports.retryMiddlewareOptions = retryMiddlewareOptions;

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isStreamingPayload = void 0;
const stream_1 = require("stream");
const isStreamingPayload = (request) => request?.body instanceof stream_1.Readable ||
(typeof ReadableStream !== "undefined" && request?.body instanceof ReadableStream);
exports.isStreamingPayload = isStreamingPayload;

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'use strict';
var types = require('@smithy/types');
const getHttpHandlerExtensionConfiguration = (runtimeConfig) => {
return {
setHttpHandler(handler) {
runtimeConfig.httpHandler = handler;
},
httpHandler() {
return runtimeConfig.httpHandler;
},
updateHttpClientConfig(key, value) {
runtimeConfig.httpHandler?.updateHttpClientConfig(key, value);
},
httpHandlerConfigs() {
return runtimeConfig.httpHandler.httpHandlerConfigs();
},
};
};
const resolveHttpHandlerRuntimeConfig = (httpHandlerExtensionConfiguration) => {
return {
httpHandler: httpHandlerExtensionConfiguration.httpHandler(),
};
};
class Field {
name;
kind;
values;
constructor({ name, kind = types.FieldPosition.HEADER, values = [] }) {
this.name = name;
this.kind = kind;
this.values = values;
}
add(value) {
this.values.push(value);
}
set(values) {
this.values = values;
}
remove(value) {
this.values = this.values.filter((v) => v !== value);
}
toString() {
return this.values.map((v) => (v.includes(",") || v.includes(" ") ? `"${v}"` : v)).join(", ");
}
get() {
return this.values;
}
}
class Fields {
entries = {};
encoding;
constructor({ fields = [], encoding = "utf-8" }) {
fields.forEach(this.setField.bind(this));
this.encoding = encoding;
}
setField(field) {
this.entries[field.name.toLowerCase()] = field;
}
getField(name) {
return this.entries[name.toLowerCase()];
}
removeField(name) {
delete this.entries[name.toLowerCase()];
}
getByType(kind) {
return Object.values(this.entries).filter((field) => field.kind === kind);
}
}
class HttpRequest {
method;
protocol;
hostname;
port;
path;
query;
headers;
username;
password;
fragment;
body;
constructor(options) {
this.method = options.method || "GET";
this.hostname = options.hostname || "localhost";
this.port = options.port;
this.query = options.query || {};
this.headers = options.headers || {};
this.body = options.body;
this.protocol = options.protocol
? options.protocol.slice(-1) !== ":"
? `${options.protocol}:`
: options.protocol
: "https:";
this.path = options.path ? (options.path.charAt(0) !== "/" ? `/${options.path}` : options.path) : "/";
this.username = options.username;
this.password = options.password;
this.fragment = options.fragment;
}
static clone(request) {
const cloned = new HttpRequest({
...request,
headers: { ...request.headers },
});
if (cloned.query) {
cloned.query = cloneQuery(cloned.query);
}
return cloned;
}
static isInstance(request) {
if (!request) {
return false;
}
const req = request;
return ("method" in req &&
"protocol" in req &&
"hostname" in req &&
"path" in req &&
typeof req["query"] === "object" &&
typeof req["headers"] === "object");
}
clone() {
return HttpRequest.clone(this);
}
}
function cloneQuery(query) {
return Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param,
};
}, {});
}
class HttpResponse {
statusCode;
reason;
headers;
body;
constructor(options) {
this.statusCode = options.statusCode;
this.reason = options.reason;
this.headers = options.headers || {};
this.body = options.body;
}
static isInstance(response) {
if (!response)
return false;
const resp = response;
return typeof resp.statusCode === "number" && typeof resp.headers === "object";
}
}
function isValidHostname(hostname) {
const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
return hostPattern.test(hostname);
}
exports.Field = Field;
exports.Fields = Fields;
exports.HttpRequest = HttpRequest;
exports.HttpResponse = HttpResponse;
exports.getHttpHandlerExtensionConfiguration = getHttpHandlerExtensionConfiguration;
exports.isValidHostname = isValidHostname;
exports.resolveHttpHandlerRuntimeConfig = resolveHttpHandlerRuntimeConfig;

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@@ -0,0 +1,589 @@
'use strict';
var middlewareStack = require('@smithy/middleware-stack');
var protocols = require('@smithy/core/protocols');
var types = require('@smithy/types');
var schema = require('@smithy/core/schema');
var serde = require('@smithy/core/serde');
class Client {
config;
middlewareStack = middlewareStack.constructStack();
initConfig;
handlers;
constructor(config) {
this.config = config;
}
send(command, optionsOrCb, cb) {
const options = typeof optionsOrCb !== "function" ? optionsOrCb : undefined;
const callback = typeof optionsOrCb === "function" ? optionsOrCb : cb;
const useHandlerCache = options === undefined && this.config.cacheMiddleware === true;
let handler;
if (useHandlerCache) {
if (!this.handlers) {
this.handlers = new WeakMap();
}
const handlers = this.handlers;
if (handlers.has(command.constructor)) {
handler = handlers.get(command.constructor);
}
else {
handler = command.resolveMiddleware(this.middlewareStack, this.config, options);
handlers.set(command.constructor, handler);
}
}
else {
delete this.handlers;
handler = command.resolveMiddleware(this.middlewareStack, this.config, options);
}
if (callback) {
handler(command)
.then((result) => callback(null, result.output), (err) => callback(err))
.catch(() => { });
}
else {
return handler(command).then((result) => result.output);
}
}
destroy() {
this.config?.requestHandler?.destroy?.();
delete this.handlers;
}
}
const SENSITIVE_STRING$1 = "***SensitiveInformation***";
function schemaLogFilter(schema$1, data) {
if (data == null) {
return data;
}
const ns = schema.NormalizedSchema.of(schema$1);
if (ns.getMergedTraits().sensitive) {
return SENSITIVE_STRING$1;
}
if (ns.isListSchema()) {
const isSensitive = !!ns.getValueSchema().getMergedTraits().sensitive;
if (isSensitive) {
return SENSITIVE_STRING$1;
}
}
else if (ns.isMapSchema()) {
const isSensitive = !!ns.getKeySchema().getMergedTraits().sensitive || !!ns.getValueSchema().getMergedTraits().sensitive;
if (isSensitive) {
return SENSITIVE_STRING$1;
}
}
else if (ns.isStructSchema() && typeof data === "object") {
const object = data;
const newObject = {};
for (const [member, memberNs] of ns.structIterator()) {
if (object[member] != null) {
newObject[member] = schemaLogFilter(memberNs, object[member]);
}
}
return newObject;
}
return data;
}
class Command {
middlewareStack = middlewareStack.constructStack();
schema;
static classBuilder() {
return new ClassBuilder();
}
resolveMiddlewareWithContext(clientStack, configuration, options, { middlewareFn, clientName, commandName, inputFilterSensitiveLog, outputFilterSensitiveLog, smithyContext, additionalContext, CommandCtor, }) {
for (const mw of middlewareFn.bind(this)(CommandCtor, clientStack, configuration, options)) {
this.middlewareStack.use(mw);
}
const stack = clientStack.concat(this.middlewareStack);
const { logger } = configuration;
const handlerExecutionContext = {
logger,
clientName,
commandName,
inputFilterSensitiveLog,
outputFilterSensitiveLog,
[types.SMITHY_CONTEXT_KEY]: {
commandInstance: this,
...smithyContext,
},
...additionalContext,
};
const { requestHandler } = configuration;
return stack.resolve((request) => requestHandler.handle(request.request, options || {}), handlerExecutionContext);
}
}
class ClassBuilder {
_init = () => { };
_ep = {};
_middlewareFn = () => [];
_commandName = "";
_clientName = "";
_additionalContext = {};
_smithyContext = {};
_inputFilterSensitiveLog = undefined;
_outputFilterSensitiveLog = undefined;
_serializer = null;
_deserializer = null;
_operationSchema;
init(cb) {
this._init = cb;
}
ep(endpointParameterInstructions) {
this._ep = endpointParameterInstructions;
return this;
}
m(middlewareSupplier) {
this._middlewareFn = middlewareSupplier;
return this;
}
s(service, operation, smithyContext = {}) {
this._smithyContext = {
service,
operation,
...smithyContext,
};
return this;
}
c(additionalContext = {}) {
this._additionalContext = additionalContext;
return this;
}
n(clientName, commandName) {
this._clientName = clientName;
this._commandName = commandName;
return this;
}
f(inputFilter = (_) => _, outputFilter = (_) => _) {
this._inputFilterSensitiveLog = inputFilter;
this._outputFilterSensitiveLog = outputFilter;
return this;
}
ser(serializer) {
this._serializer = serializer;
return this;
}
de(deserializer) {
this._deserializer = deserializer;
return this;
}
sc(operation) {
this._operationSchema = operation;
this._smithyContext.operationSchema = operation;
return this;
}
build() {
const closure = this;
let CommandRef;
return (CommandRef = class extends Command {
input;
static getEndpointParameterInstructions() {
return closure._ep;
}
constructor(...[input]) {
super();
this.input = input ?? {};
closure._init(this);
this.schema = closure._operationSchema;
}
resolveMiddleware(stack, configuration, options) {
const op = closure._operationSchema;
const input = op?.[4] ?? op?.input;
const output = op?.[5] ?? op?.output;
return this.resolveMiddlewareWithContext(stack, configuration, options, {
CommandCtor: CommandRef,
middlewareFn: closure._middlewareFn,
clientName: closure._clientName,
commandName: closure._commandName,
inputFilterSensitiveLog: closure._inputFilterSensitiveLog ?? (op ? schemaLogFilter.bind(null, input) : (_) => _),
outputFilterSensitiveLog: closure._outputFilterSensitiveLog ?? (op ? schemaLogFilter.bind(null, output) : (_) => _),
smithyContext: closure._smithyContext,
additionalContext: closure._additionalContext,
});
}
serialize = closure._serializer;
deserialize = closure._deserializer;
});
}
}
const SENSITIVE_STRING = "***SensitiveInformation***";
const createAggregatedClient = (commands, Client) => {
for (const command of Object.keys(commands)) {
const CommandCtor = commands[command];
const methodImpl = async function (args, optionsOrCb, cb) {
const command = new CommandCtor(args);
if (typeof optionsOrCb === "function") {
this.send(command, optionsOrCb);
}
else if (typeof cb === "function") {
if (typeof optionsOrCb !== "object")
throw new Error(`Expected http options but got ${typeof optionsOrCb}`);
this.send(command, optionsOrCb || {}, cb);
}
else {
return this.send(command, optionsOrCb);
}
};
const methodName = (command[0].toLowerCase() + command.slice(1)).replace(/Command$/, "");
Client.prototype[methodName] = methodImpl;
}
};
class ServiceException extends Error {
$fault;
$response;
$retryable;
$metadata;
constructor(options) {
super(options.message);
Object.setPrototypeOf(this, Object.getPrototypeOf(this).constructor.prototype);
this.name = options.name;
this.$fault = options.$fault;
this.$metadata = options.$metadata;
}
static isInstance(value) {
if (!value)
return false;
const candidate = value;
return (ServiceException.prototype.isPrototypeOf(candidate) ||
(Boolean(candidate.$fault) &&
Boolean(candidate.$metadata) &&
(candidate.$fault === "client" || candidate.$fault === "server")));
}
static [Symbol.hasInstance](instance) {
if (!instance)
return false;
const candidate = instance;
if (this === ServiceException) {
return ServiceException.isInstance(instance);
}
if (ServiceException.isInstance(instance)) {
if (candidate.name && this.name) {
return this.prototype.isPrototypeOf(instance) || candidate.name === this.name;
}
return this.prototype.isPrototypeOf(instance);
}
return false;
}
}
const decorateServiceException = (exception, additions = {}) => {
Object.entries(additions)
.filter(([, v]) => v !== undefined)
.forEach(([k, v]) => {
if (exception[k] == undefined || exception[k] === "") {
exception[k] = v;
}
});
const message = exception.message || exception.Message || "UnknownError";
exception.message = message;
delete exception.Message;
return exception;
};
const throwDefaultError = ({ output, parsedBody, exceptionCtor, errorCode }) => {
const $metadata = deserializeMetadata(output);
const statusCode = $metadata.httpStatusCode ? $metadata.httpStatusCode + "" : undefined;
const response = new exceptionCtor({
name: parsedBody?.code || parsedBody?.Code || errorCode || statusCode || "UnknownError",
$fault: "client",
$metadata,
});
throw decorateServiceException(response, parsedBody);
};
const withBaseException = (ExceptionCtor) => {
return ({ output, parsedBody, errorCode }) => {
throwDefaultError({ output, parsedBody, exceptionCtor: ExceptionCtor, errorCode });
};
};
const deserializeMetadata = (output) => ({
httpStatusCode: output.statusCode,
requestId: output.headers["x-amzn-requestid"] ?? output.headers["x-amzn-request-id"] ?? output.headers["x-amz-request-id"],
extendedRequestId: output.headers["x-amz-id-2"],
cfId: output.headers["x-amz-cf-id"],
});
const loadConfigsForDefaultMode = (mode) => {
switch (mode) {
case "standard":
return {
retryMode: "standard",
connectionTimeout: 3100,
};
case "in-region":
return {
retryMode: "standard",
connectionTimeout: 1100,
};
case "cross-region":
return {
retryMode: "standard",
connectionTimeout: 3100,
};
case "mobile":
return {
retryMode: "standard",
connectionTimeout: 30000,
};
default:
return {};
}
};
let warningEmitted = false;
const emitWarningIfUnsupportedVersion = (version) => {
if (version && !warningEmitted && parseInt(version.substring(1, version.indexOf("."))) < 16) {
warningEmitted = true;
}
};
const getChecksumConfiguration = (runtimeConfig) => {
const checksumAlgorithms = [];
for (const id in types.AlgorithmId) {
const algorithmId = types.AlgorithmId[id];
if (runtimeConfig[algorithmId] === undefined) {
continue;
}
checksumAlgorithms.push({
algorithmId: () => algorithmId,
checksumConstructor: () => runtimeConfig[algorithmId],
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
},
};
};
const resolveChecksumRuntimeConfig = (clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
};
const getRetryConfiguration = (runtimeConfig) => {
return {
setRetryStrategy(retryStrategy) {
runtimeConfig.retryStrategy = retryStrategy;
},
retryStrategy() {
return runtimeConfig.retryStrategy;
},
};
};
const resolveRetryRuntimeConfig = (retryStrategyConfiguration) => {
const runtimeConfig = {};
runtimeConfig.retryStrategy = retryStrategyConfiguration.retryStrategy();
return runtimeConfig;
};
const getDefaultExtensionConfiguration = (runtimeConfig) => {
return Object.assign(getChecksumConfiguration(runtimeConfig), getRetryConfiguration(runtimeConfig));
};
const getDefaultClientConfiguration = getDefaultExtensionConfiguration;
const resolveDefaultRuntimeConfig = (config) => {
return Object.assign(resolveChecksumRuntimeConfig(config), resolveRetryRuntimeConfig(config));
};
const getArrayIfSingleItem = (mayBeArray) => Array.isArray(mayBeArray) ? mayBeArray : [mayBeArray];
const getValueFromTextNode = (obj) => {
const textNodeName = "#text";
for (const key in obj) {
if (obj.hasOwnProperty(key) && obj[key][textNodeName] !== undefined) {
obj[key] = obj[key][textNodeName];
}
else if (typeof obj[key] === "object" && obj[key] !== null) {
obj[key] = getValueFromTextNode(obj[key]);
}
}
return obj;
};
const isSerializableHeaderValue = (value) => {
return value != null;
};
class NoOpLogger {
trace() { }
debug() { }
info() { }
warn() { }
error() { }
}
function map(arg0, arg1, arg2) {
let target;
let filter;
let instructions;
if (typeof arg1 === "undefined" && typeof arg2 === "undefined") {
target = {};
instructions = arg0;
}
else {
target = arg0;
if (typeof arg1 === "function") {
filter = arg1;
instructions = arg2;
return mapWithFilter(target, filter, instructions);
}
else {
instructions = arg1;
}
}
for (const key of Object.keys(instructions)) {
if (!Array.isArray(instructions[key])) {
target[key] = instructions[key];
continue;
}
applyInstruction(target, null, instructions, key);
}
return target;
}
const convertMap = (target) => {
const output = {};
for (const [k, v] of Object.entries(target || {})) {
output[k] = [, v];
}
return output;
};
const take = (source, instructions) => {
const out = {};
for (const key in instructions) {
applyInstruction(out, source, instructions, key);
}
return out;
};
const mapWithFilter = (target, filter, instructions) => {
return map(target, Object.entries(instructions).reduce((_instructions, [key, value]) => {
if (Array.isArray(value)) {
_instructions[key] = value;
}
else {
if (typeof value === "function") {
_instructions[key] = [filter, value()];
}
else {
_instructions[key] = [filter, value];
}
}
return _instructions;
}, {}));
};
const applyInstruction = (target, source, instructions, targetKey) => {
if (source !== null) {
let instruction = instructions[targetKey];
if (typeof instruction === "function") {
instruction = [, instruction];
}
const [filter = nonNullish, valueFn = pass, sourceKey = targetKey] = instruction;
if ((typeof filter === "function" && filter(source[sourceKey])) || (typeof filter !== "function" && !!filter)) {
target[targetKey] = valueFn(source[sourceKey]);
}
return;
}
let [filter, value] = instructions[targetKey];
if (typeof value === "function") {
let _value;
const defaultFilterPassed = filter === undefined && (_value = value()) != null;
const customFilterPassed = (typeof filter === "function" && !!filter(void 0)) || (typeof filter !== "function" && !!filter);
if (defaultFilterPassed) {
target[targetKey] = _value;
}
else if (customFilterPassed) {
target[targetKey] = value();
}
}
else {
const defaultFilterPassed = filter === undefined && value != null;
const customFilterPassed = (typeof filter === "function" && !!filter(value)) || (typeof filter !== "function" && !!filter);
if (defaultFilterPassed || customFilterPassed) {
target[targetKey] = value;
}
}
};
const nonNullish = (_) => _ != null;
const pass = (_) => _;
const serializeFloat = (value) => {
if (value !== value) {
return "NaN";
}
switch (value) {
case Infinity:
return "Infinity";
case -Infinity:
return "-Infinity";
default:
return value;
}
};
const serializeDateTime = (date) => date.toISOString().replace(".000Z", "Z");
const _json = (obj) => {
if (obj == null) {
return {};
}
if (Array.isArray(obj)) {
return obj.filter((_) => _ != null).map(_json);
}
if (typeof obj === "object") {
const target = {};
for (const key of Object.keys(obj)) {
if (obj[key] == null) {
continue;
}
target[key] = _json(obj[key]);
}
return target;
}
return obj;
};
Object.defineProperty(exports, "collectBody", {
enumerable: true,
get: function () { return protocols.collectBody; }
});
Object.defineProperty(exports, "extendedEncodeURIComponent", {
enumerable: true,
get: function () { return protocols.extendedEncodeURIComponent; }
});
Object.defineProperty(exports, "resolvedPath", {
enumerable: true,
get: function () { return protocols.resolvedPath; }
});
exports.Client = Client;
exports.Command = Command;
exports.NoOpLogger = NoOpLogger;
exports.SENSITIVE_STRING = SENSITIVE_STRING;
exports.ServiceException = ServiceException;
exports._json = _json;
exports.convertMap = convertMap;
exports.createAggregatedClient = createAggregatedClient;
exports.decorateServiceException = decorateServiceException;
exports.emitWarningIfUnsupportedVersion = emitWarningIfUnsupportedVersion;
exports.getArrayIfSingleItem = getArrayIfSingleItem;
exports.getDefaultClientConfiguration = getDefaultClientConfiguration;
exports.getDefaultExtensionConfiguration = getDefaultExtensionConfiguration;
exports.getValueFromTextNode = getValueFromTextNode;
exports.isSerializableHeaderValue = isSerializableHeaderValue;
exports.loadConfigsForDefaultMode = loadConfigsForDefaultMode;
exports.map = map;
exports.resolveDefaultRuntimeConfig = resolveDefaultRuntimeConfig;
exports.serializeDateTime = serializeDateTime;
exports.serializeFloat = serializeFloat;
exports.take = take;
exports.throwDefaultError = throwDefaultError;
exports.withBaseException = withBaseException;
Object.keys(serde).forEach(function (k) {
if (k !== 'default' && !Object.prototype.hasOwnProperty.call(exports, k)) Object.defineProperty(exports, k, {
enumerable: true,
get: function () { return serde[k]; }
});
});

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'use strict';
exports.HttpAuthLocation = void 0;
(function (HttpAuthLocation) {
HttpAuthLocation["HEADER"] = "header";
HttpAuthLocation["QUERY"] = "query";
})(exports.HttpAuthLocation || (exports.HttpAuthLocation = {}));
exports.HttpApiKeyAuthLocation = void 0;
(function (HttpApiKeyAuthLocation) {
HttpApiKeyAuthLocation["HEADER"] = "header";
HttpApiKeyAuthLocation["QUERY"] = "query";
})(exports.HttpApiKeyAuthLocation || (exports.HttpApiKeyAuthLocation = {}));
exports.EndpointURLScheme = void 0;
(function (EndpointURLScheme) {
EndpointURLScheme["HTTP"] = "http";
EndpointURLScheme["HTTPS"] = "https";
})(exports.EndpointURLScheme || (exports.EndpointURLScheme = {}));
exports.AlgorithmId = void 0;
(function (AlgorithmId) {
AlgorithmId["MD5"] = "md5";
AlgorithmId["CRC32"] = "crc32";
AlgorithmId["CRC32C"] = "crc32c";
AlgorithmId["SHA1"] = "sha1";
AlgorithmId["SHA256"] = "sha256";
})(exports.AlgorithmId || (exports.AlgorithmId = {}));
const getChecksumConfiguration = (runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.SHA256,
checksumConstructor: () => runtimeConfig.sha256,
});
}
if (runtimeConfig.md5 != undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.MD5,
checksumConstructor: () => runtimeConfig.md5,
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
},
};
};
const resolveChecksumRuntimeConfig = (clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
};
const getDefaultClientConfiguration = (runtimeConfig) => {
return getChecksumConfiguration(runtimeConfig);
};
const resolveDefaultRuntimeConfig = (config) => {
return resolveChecksumRuntimeConfig(config);
};
exports.FieldPosition = void 0;
(function (FieldPosition) {
FieldPosition[FieldPosition["HEADER"] = 0] = "HEADER";
FieldPosition[FieldPosition["TRAILER"] = 1] = "TRAILER";
})(exports.FieldPosition || (exports.FieldPosition = {}));
const SMITHY_CONTEXT_KEY = "__smithy_context";
exports.IniSectionType = void 0;
(function (IniSectionType) {
IniSectionType["PROFILE"] = "profile";
IniSectionType["SSO_SESSION"] = "sso-session";
IniSectionType["SERVICES"] = "services";
})(exports.IniSectionType || (exports.IniSectionType = {}));
exports.RequestHandlerProtocol = void 0;
(function (RequestHandlerProtocol) {
RequestHandlerProtocol["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol["TDS_8_0"] = "tds/8.0";
})(exports.RequestHandlerProtocol || (exports.RequestHandlerProtocol = {}));
exports.SMITHY_CONTEXT_KEY = SMITHY_CONTEXT_KEY;
exports.getDefaultClientConfiguration = getDefaultClientConfiguration;
exports.resolveDefaultRuntimeConfig = resolveDefaultRuntimeConfig;

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'use strict';
var protocolHttp = require('@smithy/protocol-http');
const deserializerMiddleware = (options, deserializer) => (next, context) => async (args) => {
const { response } = await next(args);
try {
const parsed = await deserializer(response, options);
return {
response,
output: parsed,
};
}
catch (error) {
Object.defineProperty(error, "$response", {
value: response,
enumerable: false,
writable: false,
configurable: false,
});
if (!("$metadata" in error)) {
const hint = `Deserialization error: to see the raw response, inspect the hidden field {error}.$response on this object.`;
try {
error.message += "\n " + hint;
}
catch (e) {
if (!context.logger || context.logger?.constructor?.name === "NoOpLogger") {
console.warn(hint);
}
else {
context.logger?.warn?.(hint);
}
}
if (typeof error.$responseBodyText !== "undefined") {
if (error.$response) {
error.$response.body = error.$responseBodyText;
}
}
try {
if (protocolHttp.HttpResponse.isInstance(response)) {
const { headers = {} } = response;
const headerEntries = Object.entries(headers);
error.$metadata = {
httpStatusCode: response.statusCode,
requestId: findHeader(/^x-[\w-]+-request-?id$/, headerEntries),
extendedRequestId: findHeader(/^x-[\w-]+-id-2$/, headerEntries),
cfId: findHeader(/^x-[\w-]+-cf-id$/, headerEntries),
};
}
}
catch (e) {
}
}
throw error;
}
};
const findHeader = (pattern, headers) => {
return (headers.find(([k]) => {
return k.match(pattern);
}) || [void 0, void 0])[1];
};
const serializerMiddleware = (options, serializer) => (next, context) => async (args) => {
const endpointConfig = options;
const endpoint = context.endpointV2?.url && endpointConfig.urlParser
? async () => endpointConfig.urlParser(context.endpointV2.url)
: endpointConfig.endpoint;
if (!endpoint) {
throw new Error("No valid endpoint provider available.");
}
const request = await serializer(args.input, { ...options, endpoint });
return next({
...args,
request,
});
};
const deserializerMiddlewareOption = {
name: "deserializerMiddleware",
step: "deserialize",
tags: ["DESERIALIZER"],
override: true,
};
const serializerMiddlewareOption = {
name: "serializerMiddleware",
step: "serialize",
tags: ["SERIALIZER"],
override: true,
};
function getSerdePlugin(config, serializer, deserializer) {
return {
applyToStack: (commandStack) => {
commandStack.add(deserializerMiddleware(config, deserializer), deserializerMiddlewareOption);
commandStack.add(serializerMiddleware(config, serializer), serializerMiddlewareOption);
},
};
}
exports.deserializerMiddleware = deserializerMiddleware;
exports.deserializerMiddlewareOption = deserializerMiddlewareOption;
exports.getSerdePlugin = getSerdePlugin;
exports.serializerMiddleware = serializerMiddleware;
exports.serializerMiddlewareOption = serializerMiddlewareOption;

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'use strict';
var types = require('@smithy/types');
const getHttpHandlerExtensionConfiguration = (runtimeConfig) => {
return {
setHttpHandler(handler) {
runtimeConfig.httpHandler = handler;
},
httpHandler() {
return runtimeConfig.httpHandler;
},
updateHttpClientConfig(key, value) {
runtimeConfig.httpHandler?.updateHttpClientConfig(key, value);
},
httpHandlerConfigs() {
return runtimeConfig.httpHandler.httpHandlerConfigs();
},
};
};
const resolveHttpHandlerRuntimeConfig = (httpHandlerExtensionConfiguration) => {
return {
httpHandler: httpHandlerExtensionConfiguration.httpHandler(),
};
};
class Field {
name;
kind;
values;
constructor({ name, kind = types.FieldPosition.HEADER, values = [] }) {
this.name = name;
this.kind = kind;
this.values = values;
}
add(value) {
this.values.push(value);
}
set(values) {
this.values = values;
}
remove(value) {
this.values = this.values.filter((v) => v !== value);
}
toString() {
return this.values.map((v) => (v.includes(",") || v.includes(" ") ? `"${v}"` : v)).join(", ");
}
get() {
return this.values;
}
}
class Fields {
entries = {};
encoding;
constructor({ fields = [], encoding = "utf-8" }) {
fields.forEach(this.setField.bind(this));
this.encoding = encoding;
}
setField(field) {
this.entries[field.name.toLowerCase()] = field;
}
getField(name) {
return this.entries[name.toLowerCase()];
}
removeField(name) {
delete this.entries[name.toLowerCase()];
}
getByType(kind) {
return Object.values(this.entries).filter((field) => field.kind === kind);
}
}
class HttpRequest {
method;
protocol;
hostname;
port;
path;
query;
headers;
username;
password;
fragment;
body;
constructor(options) {
this.method = options.method || "GET";
this.hostname = options.hostname || "localhost";
this.port = options.port;
this.query = options.query || {};
this.headers = options.headers || {};
this.body = options.body;
this.protocol = options.protocol
? options.protocol.slice(-1) !== ":"
? `${options.protocol}:`
: options.protocol
: "https:";
this.path = options.path ? (options.path.charAt(0) !== "/" ? `/${options.path}` : options.path) : "/";
this.username = options.username;
this.password = options.password;
this.fragment = options.fragment;
}
static clone(request) {
const cloned = new HttpRequest({
...request,
headers: { ...request.headers },
});
if (cloned.query) {
cloned.query = cloneQuery(cloned.query);
}
return cloned;
}
static isInstance(request) {
if (!request) {
return false;
}
const req = request;
return ("method" in req &&
"protocol" in req &&
"hostname" in req &&
"path" in req &&
typeof req["query"] === "object" &&
typeof req["headers"] === "object");
}
clone() {
return HttpRequest.clone(this);
}
}
function cloneQuery(query) {
return Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param,
};
}, {});
}
class HttpResponse {
statusCode;
reason;
headers;
body;
constructor(options) {
this.statusCode = options.statusCode;
this.reason = options.reason;
this.headers = options.headers || {};
this.body = options.body;
}
static isInstance(response) {
if (!response)
return false;
const resp = response;
return typeof resp.statusCode === "number" && typeof resp.headers === "object";
}
}
function isValidHostname(hostname) {
const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
return hostPattern.test(hostname);
}
exports.Field = Field;
exports.Fields = Fields;
exports.HttpRequest = HttpRequest;
exports.HttpResponse = HttpResponse;
exports.getHttpHandlerExtensionConfiguration = getHttpHandlerExtensionConfiguration;
exports.isValidHostname = isValidHostname;
exports.resolveHttpHandlerRuntimeConfig = resolveHttpHandlerRuntimeConfig;

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'use strict';
exports.HttpAuthLocation = void 0;
(function (HttpAuthLocation) {
HttpAuthLocation["HEADER"] = "header";
HttpAuthLocation["QUERY"] = "query";
})(exports.HttpAuthLocation || (exports.HttpAuthLocation = {}));
exports.HttpApiKeyAuthLocation = void 0;
(function (HttpApiKeyAuthLocation) {
HttpApiKeyAuthLocation["HEADER"] = "header";
HttpApiKeyAuthLocation["QUERY"] = "query";
})(exports.HttpApiKeyAuthLocation || (exports.HttpApiKeyAuthLocation = {}));
exports.EndpointURLScheme = void 0;
(function (EndpointURLScheme) {
EndpointURLScheme["HTTP"] = "http";
EndpointURLScheme["HTTPS"] = "https";
})(exports.EndpointURLScheme || (exports.EndpointURLScheme = {}));
exports.AlgorithmId = void 0;
(function (AlgorithmId) {
AlgorithmId["MD5"] = "md5";
AlgorithmId["CRC32"] = "crc32";
AlgorithmId["CRC32C"] = "crc32c";
AlgorithmId["SHA1"] = "sha1";
AlgorithmId["SHA256"] = "sha256";
})(exports.AlgorithmId || (exports.AlgorithmId = {}));
const getChecksumConfiguration = (runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.SHA256,
checksumConstructor: () => runtimeConfig.sha256,
});
}
if (runtimeConfig.md5 != undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.MD5,
checksumConstructor: () => runtimeConfig.md5,
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
},
};
};
const resolveChecksumRuntimeConfig = (clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
};
const getDefaultClientConfiguration = (runtimeConfig) => {
return getChecksumConfiguration(runtimeConfig);
};
const resolveDefaultRuntimeConfig = (config) => {
return resolveChecksumRuntimeConfig(config);
};
exports.FieldPosition = void 0;
(function (FieldPosition) {
FieldPosition[FieldPosition["HEADER"] = 0] = "HEADER";
FieldPosition[FieldPosition["TRAILER"] = 1] = "TRAILER";
})(exports.FieldPosition || (exports.FieldPosition = {}));
const SMITHY_CONTEXT_KEY = "__smithy_context";
exports.IniSectionType = void 0;
(function (IniSectionType) {
IniSectionType["PROFILE"] = "profile";
IniSectionType["SSO_SESSION"] = "sso-session";
IniSectionType["SERVICES"] = "services";
})(exports.IniSectionType || (exports.IniSectionType = {}));
exports.RequestHandlerProtocol = void 0;
(function (RequestHandlerProtocol) {
RequestHandlerProtocol["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol["TDS_8_0"] = "tds/8.0";
})(exports.RequestHandlerProtocol || (exports.RequestHandlerProtocol = {}));
exports.SMITHY_CONTEXT_KEY = SMITHY_CONTEXT_KEY;
exports.getDefaultClientConfiguration = getDefaultClientConfiguration;
exports.resolveDefaultRuntimeConfig = resolveDefaultRuntimeConfig;

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'use strict';
const getAllAliases = (name, aliases) => {
const _aliases = [];
if (name) {
_aliases.push(name);
}
if (aliases) {
for (const alias of aliases) {
_aliases.push(alias);
}
}
return _aliases;
};
const getMiddlewareNameWithAliases = (name, aliases) => {
return `${name || "anonymous"}${aliases && aliases.length > 0 ? ` (a.k.a. ${aliases.join(",")})` : ""}`;
};
const constructStack = () => {
let absoluteEntries = [];
let relativeEntries = [];
let identifyOnResolve = false;
const entriesNameSet = new Set();
const sort = (entries) => entries.sort((a, b) => stepWeights[b.step] - stepWeights[a.step] ||
priorityWeights[b.priority || "normal"] - priorityWeights[a.priority || "normal"]);
const removeByName = (toRemove) => {
let isRemoved = false;
const filterCb = (entry) => {
const aliases = getAllAliases(entry.name, entry.aliases);
if (aliases.includes(toRemove)) {
isRemoved = true;
for (const alias of aliases) {
entriesNameSet.delete(alias);
}
return false;
}
return true;
};
absoluteEntries = absoluteEntries.filter(filterCb);
relativeEntries = relativeEntries.filter(filterCb);
return isRemoved;
};
const removeByReference = (toRemove) => {
let isRemoved = false;
const filterCb = (entry) => {
if (entry.middleware === toRemove) {
isRemoved = true;
for (const alias of getAllAliases(entry.name, entry.aliases)) {
entriesNameSet.delete(alias);
}
return false;
}
return true;
};
absoluteEntries = absoluteEntries.filter(filterCb);
relativeEntries = relativeEntries.filter(filterCb);
return isRemoved;
};
const cloneTo = (toStack) => {
absoluteEntries.forEach((entry) => {
toStack.add(entry.middleware, { ...entry });
});
relativeEntries.forEach((entry) => {
toStack.addRelativeTo(entry.middleware, { ...entry });
});
toStack.identifyOnResolve?.(stack.identifyOnResolve());
return toStack;
};
const expandRelativeMiddlewareList = (from) => {
const expandedMiddlewareList = [];
from.before.forEach((entry) => {
if (entry.before.length === 0 && entry.after.length === 0) {
expandedMiddlewareList.push(entry);
}
else {
expandedMiddlewareList.push(...expandRelativeMiddlewareList(entry));
}
});
expandedMiddlewareList.push(from);
from.after.reverse().forEach((entry) => {
if (entry.before.length === 0 && entry.after.length === 0) {
expandedMiddlewareList.push(entry);
}
else {
expandedMiddlewareList.push(...expandRelativeMiddlewareList(entry));
}
});
return expandedMiddlewareList;
};
const getMiddlewareList = (debug = false) => {
const normalizedAbsoluteEntries = [];
const normalizedRelativeEntries = [];
const normalizedEntriesNameMap = {};
absoluteEntries.forEach((entry) => {
const normalizedEntry = {
...entry,
before: [],
after: [],
};
for (const alias of getAllAliases(normalizedEntry.name, normalizedEntry.aliases)) {
normalizedEntriesNameMap[alias] = normalizedEntry;
}
normalizedAbsoluteEntries.push(normalizedEntry);
});
relativeEntries.forEach((entry) => {
const normalizedEntry = {
...entry,
before: [],
after: [],
};
for (const alias of getAllAliases(normalizedEntry.name, normalizedEntry.aliases)) {
normalizedEntriesNameMap[alias] = normalizedEntry;
}
normalizedRelativeEntries.push(normalizedEntry);
});
normalizedRelativeEntries.forEach((entry) => {
if (entry.toMiddleware) {
const toMiddleware = normalizedEntriesNameMap[entry.toMiddleware];
if (toMiddleware === undefined) {
if (debug) {
return;
}
throw new Error(`${entry.toMiddleware} is not found when adding ` +
`${getMiddlewareNameWithAliases(entry.name, entry.aliases)} ` +
`middleware ${entry.relation} ${entry.toMiddleware}`);
}
if (entry.relation === "after") {
toMiddleware.after.push(entry);
}
if (entry.relation === "before") {
toMiddleware.before.push(entry);
}
}
});
const mainChain = sort(normalizedAbsoluteEntries)
.map(expandRelativeMiddlewareList)
.reduce((wholeList, expandedMiddlewareList) => {
wholeList.push(...expandedMiddlewareList);
return wholeList;
}, []);
return mainChain;
};
const stack = {
add: (middleware, options = {}) => {
const { name, override, aliases: _aliases } = options;
const entry = {
step: "initialize",
priority: "normal",
middleware,
...options,
};
const aliases = getAllAliases(name, _aliases);
if (aliases.length > 0) {
if (aliases.some((alias) => entriesNameSet.has(alias))) {
if (!override)
throw new Error(`Duplicate middleware name '${getMiddlewareNameWithAliases(name, _aliases)}'`);
for (const alias of aliases) {
const toOverrideIndex = absoluteEntries.findIndex((entry) => entry.name === alias || entry.aliases?.some((a) => a === alias));
if (toOverrideIndex === -1) {
continue;
}
const toOverride = absoluteEntries[toOverrideIndex];
if (toOverride.step !== entry.step || entry.priority !== toOverride.priority) {
throw new Error(`"${getMiddlewareNameWithAliases(toOverride.name, toOverride.aliases)}" middleware with ` +
`${toOverride.priority} priority in ${toOverride.step} step cannot ` +
`be overridden by "${getMiddlewareNameWithAliases(name, _aliases)}" middleware with ` +
`${entry.priority} priority in ${entry.step} step.`);
}
absoluteEntries.splice(toOverrideIndex, 1);
}
}
for (const alias of aliases) {
entriesNameSet.add(alias);
}
}
absoluteEntries.push(entry);
},
addRelativeTo: (middleware, options) => {
const { name, override, aliases: _aliases } = options;
const entry = {
middleware,
...options,
};
const aliases = getAllAliases(name, _aliases);
if (aliases.length > 0) {
if (aliases.some((alias) => entriesNameSet.has(alias))) {
if (!override)
throw new Error(`Duplicate middleware name '${getMiddlewareNameWithAliases(name, _aliases)}'`);
for (const alias of aliases) {
const toOverrideIndex = relativeEntries.findIndex((entry) => entry.name === alias || entry.aliases?.some((a) => a === alias));
if (toOverrideIndex === -1) {
continue;
}
const toOverride = relativeEntries[toOverrideIndex];
if (toOverride.toMiddleware !== entry.toMiddleware || toOverride.relation !== entry.relation) {
throw new Error(`"${getMiddlewareNameWithAliases(toOverride.name, toOverride.aliases)}" middleware ` +
`${toOverride.relation} "${toOverride.toMiddleware}" middleware cannot be overridden ` +
`by "${getMiddlewareNameWithAliases(name, _aliases)}" middleware ${entry.relation} ` +
`"${entry.toMiddleware}" middleware.`);
}
relativeEntries.splice(toOverrideIndex, 1);
}
}
for (const alias of aliases) {
entriesNameSet.add(alias);
}
}
relativeEntries.push(entry);
},
clone: () => cloneTo(constructStack()),
use: (plugin) => {
plugin.applyToStack(stack);
},
remove: (toRemove) => {
if (typeof toRemove === "string")
return removeByName(toRemove);
else
return removeByReference(toRemove);
},
removeByTag: (toRemove) => {
let isRemoved = false;
const filterCb = (entry) => {
const { tags, name, aliases: _aliases } = entry;
if (tags && tags.includes(toRemove)) {
const aliases = getAllAliases(name, _aliases);
for (const alias of aliases) {
entriesNameSet.delete(alias);
}
isRemoved = true;
return false;
}
return true;
};
absoluteEntries = absoluteEntries.filter(filterCb);
relativeEntries = relativeEntries.filter(filterCb);
return isRemoved;
},
concat: (from) => {
const cloned = cloneTo(constructStack());
cloned.use(from);
cloned.identifyOnResolve(identifyOnResolve || cloned.identifyOnResolve() || (from.identifyOnResolve?.() ?? false));
return cloned;
},
applyToStack: cloneTo,
identify: () => {
return getMiddlewareList(true).map((mw) => {
const step = mw.step ??
mw.relation +
" " +
mw.toMiddleware;
return getMiddlewareNameWithAliases(mw.name, mw.aliases) + " - " + step;
});
},
identifyOnResolve(toggle) {
if (typeof toggle === "boolean")
identifyOnResolve = toggle;
return identifyOnResolve;
},
resolve: (handler, context) => {
for (const middleware of getMiddlewareList()
.map((entry) => entry.middleware)
.reverse()) {
handler = middleware(handler, context);
}
if (identifyOnResolve) {
console.log(stack.identify());
}
return handler;
},
};
return stack;
};
const stepWeights = {
initialize: 5,
serialize: 4,
build: 3,
finalizeRequest: 2,
deserialize: 1,
};
const priorityWeights = {
high: 3,
normal: 2,
low: 1,
};
exports.constructStack = constructStack;

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'use strict';
var propertyProvider = require('@smithy/property-provider');
var sharedIniFileLoader = require('@smithy/shared-ini-file-loader');
function getSelectorName(functionString) {
try {
const constants = new Set(Array.from(functionString.match(/([A-Z_]){3,}/g) ?? []));
constants.delete("CONFIG");
constants.delete("CONFIG_PREFIX_SEPARATOR");
constants.delete("ENV");
return [...constants].join(", ");
}
catch (e) {
return functionString;
}
}
const fromEnv = (envVarSelector, options) => async () => {
try {
const config = envVarSelector(process.env, options);
if (config === undefined) {
throw new Error();
}
return config;
}
catch (e) {
throw new propertyProvider.CredentialsProviderError(e.message || `Not found in ENV: ${getSelectorName(envVarSelector.toString())}`, { logger: options?.logger });
}
};
const fromSharedConfigFiles = (configSelector, { preferredFile = "config", ...init } = {}) => async () => {
const profile = sharedIniFileLoader.getProfileName(init);
const { configFile, credentialsFile } = await sharedIniFileLoader.loadSharedConfigFiles(init);
const profileFromCredentials = credentialsFile[profile] || {};
const profileFromConfig = configFile[profile] || {};
const mergedProfile = preferredFile === "config"
? { ...profileFromCredentials, ...profileFromConfig }
: { ...profileFromConfig, ...profileFromCredentials };
try {
const cfgFile = preferredFile === "config" ? configFile : credentialsFile;
const configValue = configSelector(mergedProfile, cfgFile);
if (configValue === undefined) {
throw new Error();
}
return configValue;
}
catch (e) {
throw new propertyProvider.CredentialsProviderError(e.message || `Not found in config files w/ profile [${profile}]: ${getSelectorName(configSelector.toString())}`, { logger: init.logger });
}
};
const isFunction = (func) => typeof func === "function";
const fromStatic = (defaultValue) => isFunction(defaultValue) ? async () => await defaultValue() : propertyProvider.fromStatic(defaultValue);
const loadConfig = ({ environmentVariableSelector, configFileSelector, default: defaultValue }, configuration = {}) => {
const { signingName, logger } = configuration;
const envOptions = { signingName, logger };
return propertyProvider.memoize(propertyProvider.chain(fromEnv(environmentVariableSelector, envOptions), fromSharedConfigFiles(configFileSelector, configuration), fromStatic(defaultValue)));
};
exports.loadConfig = loadConfig;

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'use strict';
var protocolHttp = require('@smithy/protocol-http');
var querystringBuilder = require('@smithy/querystring-builder');
var http = require('http');
var https = require('https');
var stream = require('stream');
var http2 = require('http2');
const NODEJS_TIMEOUT_ERROR_CODES = ["ECONNRESET", "EPIPE", "ETIMEDOUT"];
const getTransformedHeaders = (headers) => {
const transformedHeaders = {};
for (const name of Object.keys(headers)) {
const headerValues = headers[name];
transformedHeaders[name] = Array.isArray(headerValues) ? headerValues.join(",") : headerValues;
}
return transformedHeaders;
};
const timing = {
setTimeout: (cb, ms) => setTimeout(cb, ms),
clearTimeout: (timeoutId) => clearTimeout(timeoutId),
};
const DEFER_EVENT_LISTENER_TIME$2 = 1000;
const setConnectionTimeout = (request, reject, timeoutInMs = 0) => {
if (!timeoutInMs) {
return -1;
}
const registerTimeout = (offset) => {
const timeoutId = timing.setTimeout(() => {
request.destroy();
reject(Object.assign(new Error(`@smithy/node-http-handler - the request socket did not establish a connection with the server within the configured timeout of ${timeoutInMs} ms.`), {
name: "TimeoutError",
}));
}, timeoutInMs - offset);
const doWithSocket = (socket) => {
if (socket?.connecting) {
socket.on("connect", () => {
timing.clearTimeout(timeoutId);
});
}
else {
timing.clearTimeout(timeoutId);
}
};
if (request.socket) {
doWithSocket(request.socket);
}
else {
request.on("socket", doWithSocket);
}
};
if (timeoutInMs < 2000) {
registerTimeout(0);
return 0;
}
return timing.setTimeout(registerTimeout.bind(null, DEFER_EVENT_LISTENER_TIME$2), DEFER_EVENT_LISTENER_TIME$2);
};
const setRequestTimeout = (req, reject, timeoutInMs = 0, throwOnRequestTimeout, logger) => {
if (timeoutInMs) {
return timing.setTimeout(() => {
let msg = `@smithy/node-http-handler - [${throwOnRequestTimeout ? "ERROR" : "WARN"}] a request has exceeded the configured ${timeoutInMs} ms requestTimeout.`;
if (throwOnRequestTimeout) {
const error = Object.assign(new Error(msg), {
name: "TimeoutError",
code: "ETIMEDOUT",
});
req.destroy(error);
reject(error);
}
else {
msg += ` Init client requestHandler with throwOnRequestTimeout=true to turn this into an error.`;
logger?.warn?.(msg);
}
}, timeoutInMs);
}
return -1;
};
const DEFER_EVENT_LISTENER_TIME$1 = 3000;
const setSocketKeepAlive = (request, { keepAlive, keepAliveMsecs }, deferTimeMs = DEFER_EVENT_LISTENER_TIME$1) => {
if (keepAlive !== true) {
return -1;
}
const registerListener = () => {
if (request.socket) {
request.socket.setKeepAlive(keepAlive, keepAliveMsecs || 0);
}
else {
request.on("socket", (socket) => {
socket.setKeepAlive(keepAlive, keepAliveMsecs || 0);
});
}
};
if (deferTimeMs === 0) {
registerListener();
return 0;
}
return timing.setTimeout(registerListener, deferTimeMs);
};
const DEFER_EVENT_LISTENER_TIME = 3000;
const setSocketTimeout = (request, reject, timeoutInMs = 0) => {
const registerTimeout = (offset) => {
const timeout = timeoutInMs - offset;
const onTimeout = () => {
request.destroy();
reject(Object.assign(new Error(`@smithy/node-http-handler - the request socket timed out after ${timeoutInMs} ms of inactivity (configured by client requestHandler).`), { name: "TimeoutError" }));
};
if (request.socket) {
request.socket.setTimeout(timeout, onTimeout);
request.on("close", () => request.socket?.removeListener("timeout", onTimeout));
}
else {
request.setTimeout(timeout, onTimeout);
}
};
if (0 < timeoutInMs && timeoutInMs < 6000) {
registerTimeout(0);
return 0;
}
return timing.setTimeout(registerTimeout.bind(null, timeoutInMs === 0 ? 0 : DEFER_EVENT_LISTENER_TIME), DEFER_EVENT_LISTENER_TIME);
};
const MIN_WAIT_TIME = 6_000;
async function writeRequestBody(httpRequest, request, maxContinueTimeoutMs = MIN_WAIT_TIME, externalAgent = false) {
const headers = request.headers ?? {};
const expect = headers.Expect || headers.expect;
let timeoutId = -1;
let sendBody = true;
if (!externalAgent && expect === "100-continue") {
sendBody = await Promise.race([
new Promise((resolve) => {
timeoutId = Number(timing.setTimeout(() => resolve(true), Math.max(MIN_WAIT_TIME, maxContinueTimeoutMs)));
}),
new Promise((resolve) => {
httpRequest.on("continue", () => {
timing.clearTimeout(timeoutId);
resolve(true);
});
httpRequest.on("response", () => {
timing.clearTimeout(timeoutId);
resolve(false);
});
httpRequest.on("error", () => {
timing.clearTimeout(timeoutId);
resolve(false);
});
}),
]);
}
if (sendBody) {
writeBody(httpRequest, request.body);
}
}
function writeBody(httpRequest, body) {
if (body instanceof stream.Readable) {
body.pipe(httpRequest);
return;
}
if (body) {
if (Buffer.isBuffer(body) || typeof body === "string") {
httpRequest.end(body);
return;
}
const uint8 = body;
if (typeof uint8 === "object" &&
uint8.buffer &&
typeof uint8.byteOffset === "number" &&
typeof uint8.byteLength === "number") {
httpRequest.end(Buffer.from(uint8.buffer, uint8.byteOffset, uint8.byteLength));
return;
}
httpRequest.end(Buffer.from(body));
return;
}
httpRequest.end();
}
const DEFAULT_REQUEST_TIMEOUT = 0;
class NodeHttpHandler {
config;
configProvider;
socketWarningTimestamp = 0;
externalAgent = false;
metadata = { handlerProtocol: "http/1.1" };
static create(instanceOrOptions) {
if (typeof instanceOrOptions?.handle === "function") {
return instanceOrOptions;
}
return new NodeHttpHandler(instanceOrOptions);
}
static checkSocketUsage(agent, socketWarningTimestamp, logger = console) {
const { sockets, requests, maxSockets } = agent;
if (typeof maxSockets !== "number" || maxSockets === Infinity) {
return socketWarningTimestamp;
}
const interval = 15_000;
if (Date.now() - interval < socketWarningTimestamp) {
return socketWarningTimestamp;
}
if (sockets && requests) {
for (const origin in sockets) {
const socketsInUse = sockets[origin]?.length ?? 0;
const requestsEnqueued = requests[origin]?.length ?? 0;
if (socketsInUse >= maxSockets && requestsEnqueued >= 2 * maxSockets) {
logger?.warn?.(`@smithy/node-http-handler:WARN - socket usage at capacity=${socketsInUse} and ${requestsEnqueued} additional requests are enqueued.
See https://docs.aws.amazon.com/sdk-for-javascript/v3/developer-guide/node-configuring-maxsockets.html
or increase socketAcquisitionWarningTimeout=(millis) in the NodeHttpHandler config.`);
return Date.now();
}
}
}
return socketWarningTimestamp;
}
constructor(options) {
this.configProvider = new Promise((resolve, reject) => {
if (typeof options === "function") {
options()
.then((_options) => {
resolve(this.resolveDefaultConfig(_options));
})
.catch(reject);
}
else {
resolve(this.resolveDefaultConfig(options));
}
});
}
resolveDefaultConfig(options) {
const { requestTimeout, connectionTimeout, socketTimeout, socketAcquisitionWarningTimeout, httpAgent, httpsAgent, throwOnRequestTimeout, } = options || {};
const keepAlive = true;
const maxSockets = 50;
return {
connectionTimeout,
requestTimeout,
socketTimeout,
socketAcquisitionWarningTimeout,
throwOnRequestTimeout,
httpAgent: (() => {
if (httpAgent instanceof http.Agent || typeof httpAgent?.destroy === "function") {
this.externalAgent = true;
return httpAgent;
}
return new http.Agent({ keepAlive, maxSockets, ...httpAgent });
})(),
httpsAgent: (() => {
if (httpsAgent instanceof https.Agent || typeof httpsAgent?.destroy === "function") {
this.externalAgent = true;
return httpsAgent;
}
return new https.Agent({ keepAlive, maxSockets, ...httpsAgent });
})(),
logger: console,
};
}
destroy() {
this.config?.httpAgent?.destroy();
this.config?.httpsAgent?.destroy();
}
async handle(request, { abortSignal, requestTimeout } = {}) {
if (!this.config) {
this.config = await this.configProvider;
}
return new Promise((_resolve, _reject) => {
const config = this.config;
let writeRequestBodyPromise = undefined;
const timeouts = [];
const resolve = async (arg) => {
await writeRequestBodyPromise;
timeouts.forEach(timing.clearTimeout);
_resolve(arg);
};
const reject = async (arg) => {
await writeRequestBodyPromise;
timeouts.forEach(timing.clearTimeout);
_reject(arg);
};
if (abortSignal?.aborted) {
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
return;
}
const isSSL = request.protocol === "https:";
const headers = request.headers ?? {};
const expectContinue = (headers.Expect ?? headers.expect) === "100-continue";
let agent = isSSL ? config.httpsAgent : config.httpAgent;
if (expectContinue && !this.externalAgent) {
agent = new (isSSL ? https.Agent : http.Agent)({
keepAlive: false,
maxSockets: Infinity,
});
}
timeouts.push(timing.setTimeout(() => {
this.socketWarningTimestamp = NodeHttpHandler.checkSocketUsage(agent, this.socketWarningTimestamp, config.logger);
}, config.socketAcquisitionWarningTimeout ?? (config.requestTimeout ?? 2000) + (config.connectionTimeout ?? 1000)));
const queryString = querystringBuilder.buildQueryString(request.query || {});
let auth = undefined;
if (request.username != null || request.password != null) {
const username = request.username ?? "";
const password = request.password ?? "";
auth = `${username}:${password}`;
}
let path = request.path;
if (queryString) {
path += `?${queryString}`;
}
if (request.fragment) {
path += `#${request.fragment}`;
}
let hostname = request.hostname ?? "";
if (hostname[0] === "[" && hostname.endsWith("]")) {
hostname = request.hostname.slice(1, -1);
}
else {
hostname = request.hostname;
}
const nodeHttpsOptions = {
headers: request.headers,
host: hostname,
method: request.method,
path,
port: request.port,
agent,
auth,
};
const requestFunc = isSSL ? https.request : http.request;
const req = requestFunc(nodeHttpsOptions, (res) => {
const httpResponse = new protocolHttp.HttpResponse({
statusCode: res.statusCode || -1,
reason: res.statusMessage,
headers: getTransformedHeaders(res.headers),
body: res,
});
resolve({ response: httpResponse });
});
req.on("error", (err) => {
if (NODEJS_TIMEOUT_ERROR_CODES.includes(err.code)) {
reject(Object.assign(err, { name: "TimeoutError" }));
}
else {
reject(err);
}
});
if (abortSignal) {
const onAbort = () => {
req.destroy();
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
};
if (typeof abortSignal.addEventListener === "function") {
const signal = abortSignal;
signal.addEventListener("abort", onAbort, { once: true });
req.once("close", () => signal.removeEventListener("abort", onAbort));
}
else {
abortSignal.onabort = onAbort;
}
}
const effectiveRequestTimeout = requestTimeout ?? config.requestTimeout;
timeouts.push(setConnectionTimeout(req, reject, config.connectionTimeout));
timeouts.push(setRequestTimeout(req, reject, effectiveRequestTimeout, config.throwOnRequestTimeout, config.logger ?? console));
timeouts.push(setSocketTimeout(req, reject, config.socketTimeout));
const httpAgent = nodeHttpsOptions.agent;
if (typeof httpAgent === "object" && "keepAlive" in httpAgent) {
timeouts.push(setSocketKeepAlive(req, {
keepAlive: httpAgent.keepAlive,
keepAliveMsecs: httpAgent.keepAliveMsecs,
}));
}
writeRequestBodyPromise = writeRequestBody(req, request, effectiveRequestTimeout, this.externalAgent).catch((e) => {
timeouts.forEach(timing.clearTimeout);
return _reject(e);
});
});
}
updateHttpClientConfig(key, value) {
this.config = undefined;
this.configProvider = this.configProvider.then((config) => {
return {
...config,
[key]: value,
};
});
}
httpHandlerConfigs() {
return this.config ?? {};
}
}
class NodeHttp2ConnectionPool {
sessions = [];
constructor(sessions) {
this.sessions = sessions ?? [];
}
poll() {
if (this.sessions.length > 0) {
return this.sessions.shift();
}
}
offerLast(session) {
this.sessions.push(session);
}
contains(session) {
return this.sessions.includes(session);
}
remove(session) {
this.sessions = this.sessions.filter((s) => s !== session);
}
[Symbol.iterator]() {
return this.sessions[Symbol.iterator]();
}
destroy(connection) {
for (const session of this.sessions) {
if (session === connection) {
if (!session.destroyed) {
session.destroy();
}
}
}
}
}
class NodeHttp2ConnectionManager {
constructor(config) {
this.config = config;
if (this.config.maxConcurrency && this.config.maxConcurrency <= 0) {
throw new RangeError("maxConcurrency must be greater than zero.");
}
}
config;
sessionCache = new Map();
lease(requestContext, connectionConfiguration) {
const url = this.getUrlString(requestContext);
const existingPool = this.sessionCache.get(url);
if (existingPool) {
const existingSession = existingPool.poll();
if (existingSession && !this.config.disableConcurrency) {
return existingSession;
}
}
const session = http2.connect(url);
if (this.config.maxConcurrency) {
session.settings({ maxConcurrentStreams: this.config.maxConcurrency }, (err) => {
if (err) {
throw new Error("Fail to set maxConcurrentStreams to " +
this.config.maxConcurrency +
"when creating new session for " +
requestContext.destination.toString());
}
});
}
session.unref();
const destroySessionCb = () => {
session.destroy();
this.deleteSession(url, session);
};
session.on("goaway", destroySessionCb);
session.on("error", destroySessionCb);
session.on("frameError", destroySessionCb);
session.on("close", () => this.deleteSession(url, session));
if (connectionConfiguration.requestTimeout) {
session.setTimeout(connectionConfiguration.requestTimeout, destroySessionCb);
}
const connectionPool = this.sessionCache.get(url) || new NodeHttp2ConnectionPool();
connectionPool.offerLast(session);
this.sessionCache.set(url, connectionPool);
return session;
}
deleteSession(authority, session) {
const existingConnectionPool = this.sessionCache.get(authority);
if (!existingConnectionPool) {
return;
}
if (!existingConnectionPool.contains(session)) {
return;
}
existingConnectionPool.remove(session);
this.sessionCache.set(authority, existingConnectionPool);
}
release(requestContext, session) {
const cacheKey = this.getUrlString(requestContext);
this.sessionCache.get(cacheKey)?.offerLast(session);
}
destroy() {
for (const [key, connectionPool] of this.sessionCache) {
for (const session of connectionPool) {
if (!session.destroyed) {
session.destroy();
}
connectionPool.remove(session);
}
this.sessionCache.delete(key);
}
}
setMaxConcurrentStreams(maxConcurrentStreams) {
if (maxConcurrentStreams && maxConcurrentStreams <= 0) {
throw new RangeError("maxConcurrentStreams must be greater than zero.");
}
this.config.maxConcurrency = maxConcurrentStreams;
}
setDisableConcurrentStreams(disableConcurrentStreams) {
this.config.disableConcurrency = disableConcurrentStreams;
}
getUrlString(request) {
return request.destination.toString();
}
}
class NodeHttp2Handler {
config;
configProvider;
metadata = { handlerProtocol: "h2" };
connectionManager = new NodeHttp2ConnectionManager({});
static create(instanceOrOptions) {
if (typeof instanceOrOptions?.handle === "function") {
return instanceOrOptions;
}
return new NodeHttp2Handler(instanceOrOptions);
}
constructor(options) {
this.configProvider = new Promise((resolve, reject) => {
if (typeof options === "function") {
options()
.then((opts) => {
resolve(opts || {});
})
.catch(reject);
}
else {
resolve(options || {});
}
});
}
destroy() {
this.connectionManager.destroy();
}
async handle(request, { abortSignal, requestTimeout } = {}) {
if (!this.config) {
this.config = await this.configProvider;
this.connectionManager.setDisableConcurrentStreams(this.config.disableConcurrentStreams || false);
if (this.config.maxConcurrentStreams) {
this.connectionManager.setMaxConcurrentStreams(this.config.maxConcurrentStreams);
}
}
const { requestTimeout: configRequestTimeout, disableConcurrentStreams } = this.config;
const effectiveRequestTimeout = requestTimeout ?? configRequestTimeout;
return new Promise((_resolve, _reject) => {
let fulfilled = false;
let writeRequestBodyPromise = undefined;
const resolve = async (arg) => {
await writeRequestBodyPromise;
_resolve(arg);
};
const reject = async (arg) => {
await writeRequestBodyPromise;
_reject(arg);
};
if (abortSignal?.aborted) {
fulfilled = true;
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
return;
}
const { hostname, method, port, protocol, query } = request;
let auth = "";
if (request.username != null || request.password != null) {
const username = request.username ?? "";
const password = request.password ?? "";
auth = `${username}:${password}@`;
}
const authority = `${protocol}//${auth}${hostname}${port ? `:${port}` : ""}`;
const requestContext = { destination: new URL(authority) };
const session = this.connectionManager.lease(requestContext, {
requestTimeout: this.config?.sessionTimeout,
disableConcurrentStreams: disableConcurrentStreams || false,
});
const rejectWithDestroy = (err) => {
if (disableConcurrentStreams) {
this.destroySession(session);
}
fulfilled = true;
reject(err);
};
const queryString = querystringBuilder.buildQueryString(query || {});
let path = request.path;
if (queryString) {
path += `?${queryString}`;
}
if (request.fragment) {
path += `#${request.fragment}`;
}
const req = session.request({
...request.headers,
[http2.constants.HTTP2_HEADER_PATH]: path,
[http2.constants.HTTP2_HEADER_METHOD]: method,
});
session.ref();
req.on("response", (headers) => {
const httpResponse = new protocolHttp.HttpResponse({
statusCode: headers[":status"] || -1,
headers: getTransformedHeaders(headers),
body: req,
});
fulfilled = true;
resolve({ response: httpResponse });
if (disableConcurrentStreams) {
session.close();
this.connectionManager.deleteSession(authority, session);
}
});
if (effectiveRequestTimeout) {
req.setTimeout(effectiveRequestTimeout, () => {
req.close();
const timeoutError = new Error(`Stream timed out because of no activity for ${effectiveRequestTimeout} ms`);
timeoutError.name = "TimeoutError";
rejectWithDestroy(timeoutError);
});
}
if (abortSignal) {
const onAbort = () => {
req.close();
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
rejectWithDestroy(abortError);
};
if (typeof abortSignal.addEventListener === "function") {
const signal = abortSignal;
signal.addEventListener("abort", onAbort, { once: true });
req.once("close", () => signal.removeEventListener("abort", onAbort));
}
else {
abortSignal.onabort = onAbort;
}
}
req.on("frameError", (type, code, id) => {
rejectWithDestroy(new Error(`Frame type id ${type} in stream id ${id} has failed with code ${code}.`));
});
req.on("error", rejectWithDestroy);
req.on("aborted", () => {
rejectWithDestroy(new Error(`HTTP/2 stream is abnormally aborted in mid-communication with result code ${req.rstCode}.`));
});
req.on("close", () => {
session.unref();
if (disableConcurrentStreams) {
session.destroy();
}
if (!fulfilled) {
rejectWithDestroy(new Error("Unexpected error: http2 request did not get a response"));
}
});
writeRequestBodyPromise = writeRequestBody(req, request, effectiveRequestTimeout);
});
}
updateHttpClientConfig(key, value) {
this.config = undefined;
this.configProvider = this.configProvider.then((config) => {
return {
...config,
[key]: value,
};
});
}
httpHandlerConfigs() {
return this.config ?? {};
}
destroySession(session) {
if (!session.destroyed) {
session.destroy();
}
}
}
class Collector extends stream.Writable {
bufferedBytes = [];
_write(chunk, encoding, callback) {
this.bufferedBytes.push(chunk);
callback();
}
}
const streamCollector = (stream) => {
if (isReadableStreamInstance(stream)) {
return collectReadableStream(stream);
}
return new Promise((resolve, reject) => {
const collector = new Collector();
stream.pipe(collector);
stream.on("error", (err) => {
collector.end();
reject(err);
});
collector.on("error", reject);
collector.on("finish", function () {
const bytes = new Uint8Array(Buffer.concat(this.bufferedBytes));
resolve(bytes);
});
});
};
const isReadableStreamInstance = (stream) => typeof ReadableStream === "function" && stream instanceof ReadableStream;
async function collectReadableStream(stream) {
const chunks = [];
const reader = stream.getReader();
let isDone = false;
let length = 0;
while (!isDone) {
const { done, value } = await reader.read();
if (value) {
chunks.push(value);
length += value.length;
}
isDone = done;
}
const collected = new Uint8Array(length);
let offset = 0;
for (const chunk of chunks) {
collected.set(chunk, offset);
offset += chunk.length;
}
return collected;
}
exports.DEFAULT_REQUEST_TIMEOUT = DEFAULT_REQUEST_TIMEOUT;
exports.NodeHttp2Handler = NodeHttp2Handler;
exports.NodeHttpHandler = NodeHttpHandler;
exports.streamCollector = streamCollector;

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'use strict';
var types = require('@smithy/types');
const getHttpHandlerExtensionConfiguration = (runtimeConfig) => {
return {
setHttpHandler(handler) {
runtimeConfig.httpHandler = handler;
},
httpHandler() {
return runtimeConfig.httpHandler;
},
updateHttpClientConfig(key, value) {
runtimeConfig.httpHandler?.updateHttpClientConfig(key, value);
},
httpHandlerConfigs() {
return runtimeConfig.httpHandler.httpHandlerConfigs();
},
};
};
const resolveHttpHandlerRuntimeConfig = (httpHandlerExtensionConfiguration) => {
return {
httpHandler: httpHandlerExtensionConfiguration.httpHandler(),
};
};
class Field {
name;
kind;
values;
constructor({ name, kind = types.FieldPosition.HEADER, values = [] }) {
this.name = name;
this.kind = kind;
this.values = values;
}
add(value) {
this.values.push(value);
}
set(values) {
this.values = values;
}
remove(value) {
this.values = this.values.filter((v) => v !== value);
}
toString() {
return this.values.map((v) => (v.includes(",") || v.includes(" ") ? `"${v}"` : v)).join(", ");
}
get() {
return this.values;
}
}
class Fields {
entries = {};
encoding;
constructor({ fields = [], encoding = "utf-8" }) {
fields.forEach(this.setField.bind(this));
this.encoding = encoding;
}
setField(field) {
this.entries[field.name.toLowerCase()] = field;
}
getField(name) {
return this.entries[name.toLowerCase()];
}
removeField(name) {
delete this.entries[name.toLowerCase()];
}
getByType(kind) {
return Object.values(this.entries).filter((field) => field.kind === kind);
}
}
class HttpRequest {
method;
protocol;
hostname;
port;
path;
query;
headers;
username;
password;
fragment;
body;
constructor(options) {
this.method = options.method || "GET";
this.hostname = options.hostname || "localhost";
this.port = options.port;
this.query = options.query || {};
this.headers = options.headers || {};
this.body = options.body;
this.protocol = options.protocol
? options.protocol.slice(-1) !== ":"
? `${options.protocol}:`
: options.protocol
: "https:";
this.path = options.path ? (options.path.charAt(0) !== "/" ? `/${options.path}` : options.path) : "/";
this.username = options.username;
this.password = options.password;
this.fragment = options.fragment;
}
static clone(request) {
const cloned = new HttpRequest({
...request,
headers: { ...request.headers },
});
if (cloned.query) {
cloned.query = cloneQuery(cloned.query);
}
return cloned;
}
static isInstance(request) {
if (!request) {
return false;
}
const req = request;
return ("method" in req &&
"protocol" in req &&
"hostname" in req &&
"path" in req &&
typeof req["query"] === "object" &&
typeof req["headers"] === "object");
}
clone() {
return HttpRequest.clone(this);
}
}
function cloneQuery(query) {
return Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param,
};
}, {});
}
class HttpResponse {
statusCode;
reason;
headers;
body;
constructor(options) {
this.statusCode = options.statusCode;
this.reason = options.reason;
this.headers = options.headers || {};
this.body = options.body;
}
static isInstance(response) {
if (!response)
return false;
const resp = response;
return typeof resp.statusCode === "number" && typeof resp.headers === "object";
}
}
function isValidHostname(hostname) {
const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
return hostPattern.test(hostname);
}
exports.Field = Field;
exports.Fields = Fields;
exports.HttpRequest = HttpRequest;
exports.HttpResponse = HttpResponse;
exports.getHttpHandlerExtensionConfiguration = getHttpHandlerExtensionConfiguration;
exports.isValidHostname = isValidHostname;
exports.resolveHttpHandlerRuntimeConfig = resolveHttpHandlerRuntimeConfig;

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'use strict';
var utilUriEscape = require('@smithy/util-uri-escape');
function buildQueryString(query) {
const parts = [];
for (let key of Object.keys(query).sort()) {
const value = query[key];
key = utilUriEscape.escapeUri(key);
if (Array.isArray(value)) {
for (let i = 0, iLen = value.length; i < iLen; i++) {
parts.push(`${key}=${utilUriEscape.escapeUri(value[i])}`);
}
}
else {
let qsEntry = key;
if (value || typeof value === "string") {
qsEntry += `=${utilUriEscape.escapeUri(value)}`;
}
parts.push(qsEntry);
}
}
return parts.join("&");
}
exports.buildQueryString = buildQueryString;

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'use strict';
const escapeUri = (uri) => encodeURIComponent(uri).replace(/[!'()*]/g, hexEncode);
const hexEncode = (c) => `%${c.charCodeAt(0).toString(16).toUpperCase()}`;
const escapeUriPath = (uri) => uri.split("/").map(escapeUri).join("/");
exports.escapeUri = escapeUri;
exports.escapeUriPath = escapeUriPath;

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'use strict';
exports.HttpAuthLocation = void 0;
(function (HttpAuthLocation) {
HttpAuthLocation["HEADER"] = "header";
HttpAuthLocation["QUERY"] = "query";
})(exports.HttpAuthLocation || (exports.HttpAuthLocation = {}));
exports.HttpApiKeyAuthLocation = void 0;
(function (HttpApiKeyAuthLocation) {
HttpApiKeyAuthLocation["HEADER"] = "header";
HttpApiKeyAuthLocation["QUERY"] = "query";
})(exports.HttpApiKeyAuthLocation || (exports.HttpApiKeyAuthLocation = {}));
exports.EndpointURLScheme = void 0;
(function (EndpointURLScheme) {
EndpointURLScheme["HTTP"] = "http";
EndpointURLScheme["HTTPS"] = "https";
})(exports.EndpointURLScheme || (exports.EndpointURLScheme = {}));
exports.AlgorithmId = void 0;
(function (AlgorithmId) {
AlgorithmId["MD5"] = "md5";
AlgorithmId["CRC32"] = "crc32";
AlgorithmId["CRC32C"] = "crc32c";
AlgorithmId["SHA1"] = "sha1";
AlgorithmId["SHA256"] = "sha256";
})(exports.AlgorithmId || (exports.AlgorithmId = {}));
const getChecksumConfiguration = (runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.SHA256,
checksumConstructor: () => runtimeConfig.sha256,
});
}
if (runtimeConfig.md5 != undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.MD5,
checksumConstructor: () => runtimeConfig.md5,
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
},
};
};
const resolveChecksumRuntimeConfig = (clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
};
const getDefaultClientConfiguration = (runtimeConfig) => {
return getChecksumConfiguration(runtimeConfig);
};
const resolveDefaultRuntimeConfig = (config) => {
return resolveChecksumRuntimeConfig(config);
};
exports.FieldPosition = void 0;
(function (FieldPosition) {
FieldPosition[FieldPosition["HEADER"] = 0] = "HEADER";
FieldPosition[FieldPosition["TRAILER"] = 1] = "TRAILER";
})(exports.FieldPosition || (exports.FieldPosition = {}));
const SMITHY_CONTEXT_KEY = "__smithy_context";
exports.IniSectionType = void 0;
(function (IniSectionType) {
IniSectionType["PROFILE"] = "profile";
IniSectionType["SSO_SESSION"] = "sso-session";
IniSectionType["SERVICES"] = "services";
})(exports.IniSectionType || (exports.IniSectionType = {}));
exports.RequestHandlerProtocol = void 0;
(function (RequestHandlerProtocol) {
RequestHandlerProtocol["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol["TDS_8_0"] = "tds/8.0";
})(exports.RequestHandlerProtocol || (exports.RequestHandlerProtocol = {}));
exports.SMITHY_CONTEXT_KEY = SMITHY_CONTEXT_KEY;
exports.getDefaultClientConfiguration = getDefaultClientConfiguration;
exports.resolveDefaultRuntimeConfig = resolveDefaultRuntimeConfig;

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'use strict';
class ProviderError extends Error {
name = "ProviderError";
tryNextLink;
constructor(message, options = true) {
let logger;
let tryNextLink = true;
if (typeof options === "boolean") {
logger = undefined;
tryNextLink = options;
}
else if (options != null && typeof options === "object") {
logger = options.logger;
tryNextLink = options.tryNextLink ?? true;
}
super(message);
this.tryNextLink = tryNextLink;
Object.setPrototypeOf(this, ProviderError.prototype);
logger?.debug?.(`@smithy/property-provider ${tryNextLink ? "->" : "(!)"} ${message}`);
}
static from(error, options = true) {
return Object.assign(new this(error.message, options), error);
}
}
class CredentialsProviderError extends ProviderError {
name = "CredentialsProviderError";
constructor(message, options = true) {
super(message, options);
Object.setPrototypeOf(this, CredentialsProviderError.prototype);
}
}
class TokenProviderError extends ProviderError {
name = "TokenProviderError";
constructor(message, options = true) {
super(message, options);
Object.setPrototypeOf(this, TokenProviderError.prototype);
}
}
const chain = (...providers) => async () => {
if (providers.length === 0) {
throw new ProviderError("No providers in chain");
}
let lastProviderError;
for (const provider of providers) {
try {
const credentials = await provider();
return credentials;
}
catch (err) {
lastProviderError = err;
if (err?.tryNextLink) {
continue;
}
throw err;
}
}
throw lastProviderError;
};
const fromStatic = (staticValue) => () => Promise.resolve(staticValue);
const memoize = (provider, isExpired, requiresRefresh) => {
let resolved;
let pending;
let hasResult;
let isConstant = false;
const coalesceProvider = async () => {
if (!pending) {
pending = provider();
}
try {
resolved = await pending;
hasResult = true;
isConstant = false;
}
finally {
pending = undefined;
}
return resolved;
};
if (isExpired === undefined) {
return async (options) => {
if (!hasResult || options?.forceRefresh) {
resolved = await coalesceProvider();
}
return resolved;
};
}
return async (options) => {
if (!hasResult || options?.forceRefresh) {
resolved = await coalesceProvider();
}
if (isConstant) {
return resolved;
}
if (requiresRefresh && !requiresRefresh(resolved)) {
isConstant = true;
return resolved;
}
if (isExpired(resolved)) {
await coalesceProvider();
return resolved;
}
return resolved;
};
};
exports.CredentialsProviderError = CredentialsProviderError;
exports.ProviderError = ProviderError;
exports.TokenProviderError = TokenProviderError;
exports.chain = chain;
exports.fromStatic = fromStatic;
exports.memoize = memoize;

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
Field: () => Field,
Fields: () => Fields,
HttpRequest: () => HttpRequest,
HttpResponse: () => HttpResponse,
getHttpHandlerExtensionConfiguration: () => getHttpHandlerExtensionConfiguration,
isValidHostname: () => isValidHostname,
resolveHttpHandlerRuntimeConfig: () => resolveHttpHandlerRuntimeConfig
});
module.exports = __toCommonJS(src_exports);
// src/extensions/httpExtensionConfiguration.ts
var getHttpHandlerExtensionConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
let httpHandler = runtimeConfig.httpHandler;
return {
setHttpHandler(handler) {
httpHandler = handler;
},
httpHandler() {
return httpHandler;
},
updateHttpClientConfig(key, value) {
httpHandler.updateHttpClientConfig(key, value);
},
httpHandlerConfigs() {
return httpHandler.httpHandlerConfigs();
}
};
}, "getHttpHandlerExtensionConfiguration");
var resolveHttpHandlerRuntimeConfig = /* @__PURE__ */ __name((httpHandlerExtensionConfiguration) => {
return {
httpHandler: httpHandlerExtensionConfiguration.httpHandler()
};
}, "resolveHttpHandlerRuntimeConfig");
// src/Field.ts
var import_types = require("@smithy/types");
var _Field = class _Field {
constructor({ name, kind = import_types.FieldPosition.HEADER, values = [] }) {
this.name = name;
this.kind = kind;
this.values = values;
}
/**
* Appends a value to the field.
*
* @param value The value to append.
*/
add(value) {
this.values.push(value);
}
/**
* Overwrite existing field values.
*
* @param values The new field values.
*/
set(values) {
this.values = values;
}
/**
* Remove all matching entries from list.
*
* @param value Value to remove.
*/
remove(value) {
this.values = this.values.filter((v) => v !== value);
}
/**
* Get comma-delimited string.
*
* @returns String representation of {@link Field}.
*/
toString() {
return this.values.map((v) => v.includes(",") || v.includes(" ") ? `"${v}"` : v).join(", ");
}
/**
* Get string values as a list
*
* @returns Values in {@link Field} as a list.
*/
get() {
return this.values;
}
};
__name(_Field, "Field");
var Field = _Field;
// src/Fields.ts
var _Fields = class _Fields {
constructor({ fields = [], encoding = "utf-8" }) {
this.entries = {};
fields.forEach(this.setField.bind(this));
this.encoding = encoding;
}
/**
* Set entry for a {@link Field} name. The `name`
* attribute will be used to key the collection.
*
* @param field The {@link Field} to set.
*/
setField(field) {
this.entries[field.name.toLowerCase()] = field;
}
/**
* Retrieve {@link Field} entry by name.
*
* @param name The name of the {@link Field} entry
* to retrieve
* @returns The {@link Field} if it exists.
*/
getField(name) {
return this.entries[name.toLowerCase()];
}
/**
* Delete entry from collection.
*
* @param name Name of the entry to delete.
*/
removeField(name) {
delete this.entries[name.toLowerCase()];
}
/**
* Helper function for retrieving specific types of fields.
* Used to grab all headers or all trailers.
*
* @param kind {@link FieldPosition} of entries to retrieve.
* @returns The {@link Field} entries with the specified
* {@link FieldPosition}.
*/
getByType(kind) {
return Object.values(this.entries).filter((field) => field.kind === kind);
}
};
__name(_Fields, "Fields");
var Fields = _Fields;
// src/httpRequest.ts
var _HttpRequest = class _HttpRequest {
constructor(options) {
this.method = options.method || "GET";
this.hostname = options.hostname || "localhost";
this.port = options.port;
this.query = options.query || {};
this.headers = options.headers || {};
this.body = options.body;
this.protocol = options.protocol ? options.protocol.slice(-1) !== ":" ? `${options.protocol}:` : options.protocol : "https:";
this.path = options.path ? options.path.charAt(0) !== "/" ? `/${options.path}` : options.path : "/";
this.username = options.username;
this.password = options.password;
this.fragment = options.fragment;
}
static isInstance(request) {
if (!request)
return false;
const req = request;
return "method" in req && "protocol" in req && "hostname" in req && "path" in req && typeof req["query"] === "object" && typeof req["headers"] === "object";
}
clone() {
const cloned = new _HttpRequest({
...this,
headers: { ...this.headers }
});
if (cloned.query)
cloned.query = cloneQuery(cloned.query);
return cloned;
}
};
__name(_HttpRequest, "HttpRequest");
var HttpRequest = _HttpRequest;
function cloneQuery(query) {
return Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param
};
}, {});
}
__name(cloneQuery, "cloneQuery");
// src/httpResponse.ts
var _HttpResponse = class _HttpResponse {
constructor(options) {
this.statusCode = options.statusCode;
this.reason = options.reason;
this.headers = options.headers || {};
this.body = options.body;
}
static isInstance(response) {
if (!response)
return false;
const resp = response;
return typeof resp.statusCode === "number" && typeof resp.headers === "object";
}
};
__name(_HttpResponse, "HttpResponse");
var HttpResponse = _HttpResponse;
// src/isValidHostname.ts
function isValidHostname(hostname) {
const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
return hostPattern.test(hostname);
}
__name(isValidHostname, "isValidHostname");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
getHttpHandlerExtensionConfiguration,
resolveHttpHandlerRuntimeConfig,
Field,
Fields,
HttpRequest,
HttpResponse,
isValidHostname
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
buildQueryString: () => buildQueryString
});
module.exports = __toCommonJS(src_exports);
var import_util_uri_escape = require("@smithy/util-uri-escape");
function buildQueryString(query) {
const parts = [];
for (let key of Object.keys(query).sort()) {
const value = query[key];
key = (0, import_util_uri_escape.escapeUri)(key);
if (Array.isArray(value)) {
for (let i = 0, iLen = value.length; i < iLen; i++) {
parts.push(`${key}=${(0, import_util_uri_escape.escapeUri)(value[i])}`);
}
} else {
let qsEntry = key;
if (value || typeof value === "string") {
qsEntry += `=${(0, import_util_uri_escape.escapeUri)(value)}`;
}
parts.push(qsEntry);
}
}
return parts.join("&");
}
__name(buildQueryString, "buildQueryString");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
buildQueryString
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
escapeUri: () => escapeUri,
escapeUriPath: () => escapeUriPath
});
module.exports = __toCommonJS(src_exports);
// src/escape-uri.ts
var escapeUri = /* @__PURE__ */ __name((uri) => (
// AWS percent-encodes some extra non-standard characters in a URI
encodeURIComponent(uri).replace(/[!'()*]/g, hexEncode)
), "escapeUri");
var hexEncode = /* @__PURE__ */ __name((c) => `%${c.charCodeAt(0).toString(16).toUpperCase()}`, "hexEncode");
// src/escape-uri-path.ts
var escapeUriPath = /* @__PURE__ */ __name((uri) => uri.split("/").map(escapeUri).join("/"), "escapeUriPath");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
escapeUri,
escapeUriPath
});

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'use strict';
function parseQueryString(querystring) {
const query = {};
querystring = querystring.replace(/^\?/, "");
if (querystring) {
for (const pair of querystring.split("&")) {
let [key, value = null] = pair.split("=");
key = decodeURIComponent(key);
if (value) {
value = decodeURIComponent(value);
}
if (!(key in query)) {
query[key] = value;
}
else if (Array.isArray(query[key])) {
query[key].push(value);
}
else {
query[key] = [query[key], value];
}
}
}
return query;
}
exports.parseQueryString = parseQueryString;

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'use strict';
const CLOCK_SKEW_ERROR_CODES = [
"AuthFailure",
"InvalidSignatureException",
"RequestExpired",
"RequestInTheFuture",
"RequestTimeTooSkewed",
"SignatureDoesNotMatch",
];
const THROTTLING_ERROR_CODES = [
"BandwidthLimitExceeded",
"EC2ThrottledException",
"LimitExceededException",
"PriorRequestNotComplete",
"ProvisionedThroughputExceededException",
"RequestLimitExceeded",
"RequestThrottled",
"RequestThrottledException",
"SlowDown",
"ThrottledException",
"Throttling",
"ThrottlingException",
"TooManyRequestsException",
"TransactionInProgressException",
];
const TRANSIENT_ERROR_CODES = ["TimeoutError", "RequestTimeout", "RequestTimeoutException"];
const TRANSIENT_ERROR_STATUS_CODES = [500, 502, 503, 504];
const NODEJS_TIMEOUT_ERROR_CODES = ["ECONNRESET", "ECONNREFUSED", "EPIPE", "ETIMEDOUT"];
const NODEJS_NETWORK_ERROR_CODES = ["EHOSTUNREACH", "ENETUNREACH", "ENOTFOUND"];
const isRetryableByTrait = (error) => error?.$retryable !== undefined;
const isClockSkewError = (error) => CLOCK_SKEW_ERROR_CODES.includes(error.name);
const isClockSkewCorrectedError = (error) => error.$metadata?.clockSkewCorrected;
const isBrowserNetworkError = (error) => {
const errorMessages = new Set([
"Failed to fetch",
"NetworkError when attempting to fetch resource",
"The Internet connection appears to be offline",
"Load failed",
"Network request failed",
]);
const isValid = error && error instanceof TypeError;
if (!isValid) {
return false;
}
return errorMessages.has(error.message);
};
const isThrottlingError = (error) => error.$metadata?.httpStatusCode === 429 ||
THROTTLING_ERROR_CODES.includes(error.name) ||
error.$retryable?.throttling == true;
const isTransientError = (error, depth = 0) => isRetryableByTrait(error) ||
isClockSkewCorrectedError(error) ||
TRANSIENT_ERROR_CODES.includes(error.name) ||
NODEJS_TIMEOUT_ERROR_CODES.includes(error?.code || "") ||
NODEJS_NETWORK_ERROR_CODES.includes(error?.code || "") ||
TRANSIENT_ERROR_STATUS_CODES.includes(error.$metadata?.httpStatusCode || 0) ||
isBrowserNetworkError(error) ||
(error.cause !== undefined && depth <= 10 && isTransientError(error.cause, depth + 1));
const isServerError = (error) => {
if (error.$metadata?.httpStatusCode !== undefined) {
const statusCode = error.$metadata.httpStatusCode;
if (500 <= statusCode && statusCode <= 599 && !isTransientError(error)) {
return true;
}
return false;
}
return false;
};
exports.isBrowserNetworkError = isBrowserNetworkError;
exports.isClockSkewCorrectedError = isClockSkewCorrectedError;
exports.isClockSkewError = isClockSkewError;
exports.isRetryableByTrait = isRetryableByTrait;
exports.isServerError = isServerError;
exports.isThrottlingError = isThrottlingError;
exports.isTransientError = isTransientError;

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getHomeDir = void 0;
const os_1 = require("os");
const path_1 = require("path");
const homeDirCache = {};
const getHomeDirCacheKey = () => {
if (process && process.geteuid) {
return `${process.geteuid()}`;
}
return "DEFAULT";
};
const getHomeDir = () => {
const { HOME, USERPROFILE, HOMEPATH, HOMEDRIVE = `C:${path_1.sep}` } = process.env;
if (HOME)
return HOME;
if (USERPROFILE)
return USERPROFILE;
if (HOMEPATH)
return `${HOMEDRIVE}${HOMEPATH}`;
const homeDirCacheKey = getHomeDirCacheKey();
if (!homeDirCache[homeDirCacheKey])
homeDirCache[homeDirCacheKey] = (0, os_1.homedir)();
return homeDirCache[homeDirCacheKey];
};
exports.getHomeDir = getHomeDir;

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getSSOTokenFilepath = void 0;
const crypto_1 = require("crypto");
const path_1 = require("path");
const getHomeDir_1 = require("./getHomeDir");
const getSSOTokenFilepath = (id) => {
const hasher = (0, crypto_1.createHash)("sha1");
const cacheName = hasher.update(id).digest("hex");
return (0, path_1.join)((0, getHomeDir_1.getHomeDir)(), ".aws", "sso", "cache", `${cacheName}.json`);
};
exports.getSSOTokenFilepath = getSSOTokenFilepath;

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getSSOTokenFromFile = exports.tokenIntercept = void 0;
const promises_1 = require("fs/promises");
const getSSOTokenFilepath_1 = require("./getSSOTokenFilepath");
exports.tokenIntercept = {};
const getSSOTokenFromFile = async (id) => {
if (exports.tokenIntercept[id]) {
return exports.tokenIntercept[id];
}
const ssoTokenFilepath = (0, getSSOTokenFilepath_1.getSSOTokenFilepath)(id);
const ssoTokenText = await (0, promises_1.readFile)(ssoTokenFilepath, "utf8");
return JSON.parse(ssoTokenText);
};
exports.getSSOTokenFromFile = getSSOTokenFromFile;

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'use strict';
var getHomeDir = require('./getHomeDir');
var getSSOTokenFilepath = require('./getSSOTokenFilepath');
var getSSOTokenFromFile = require('./getSSOTokenFromFile');
var path = require('path');
var types = require('@smithy/types');
var readFile = require('./readFile');
const ENV_PROFILE = "AWS_PROFILE";
const DEFAULT_PROFILE = "default";
const getProfileName = (init) => init.profile || process.env[ENV_PROFILE] || DEFAULT_PROFILE;
const CONFIG_PREFIX_SEPARATOR = ".";
const getConfigData = (data) => Object.entries(data)
.filter(([key]) => {
const indexOfSeparator = key.indexOf(CONFIG_PREFIX_SEPARATOR);
if (indexOfSeparator === -1) {
return false;
}
return Object.values(types.IniSectionType).includes(key.substring(0, indexOfSeparator));
})
.reduce((acc, [key, value]) => {
const indexOfSeparator = key.indexOf(CONFIG_PREFIX_SEPARATOR);
const updatedKey = key.substring(0, indexOfSeparator) === types.IniSectionType.PROFILE ? key.substring(indexOfSeparator + 1) : key;
acc[updatedKey] = value;
return acc;
}, {
...(data.default && { default: data.default }),
});
const ENV_CONFIG_PATH = "AWS_CONFIG_FILE";
const getConfigFilepath = () => process.env[ENV_CONFIG_PATH] || path.join(getHomeDir.getHomeDir(), ".aws", "config");
const ENV_CREDENTIALS_PATH = "AWS_SHARED_CREDENTIALS_FILE";
const getCredentialsFilepath = () => process.env[ENV_CREDENTIALS_PATH] || path.join(getHomeDir.getHomeDir(), ".aws", "credentials");
const prefixKeyRegex = /^([\w-]+)\s(["'])?([\w-@\+\.%:/]+)\2$/;
const profileNameBlockList = ["__proto__", "profile __proto__"];
const parseIni = (iniData) => {
const map = {};
let currentSection;
let currentSubSection;
for (const iniLine of iniData.split(/\r?\n/)) {
const trimmedLine = iniLine.split(/(^|\s)[;#]/)[0].trim();
const isSection = trimmedLine[0] === "[" && trimmedLine[trimmedLine.length - 1] === "]";
if (isSection) {
currentSection = undefined;
currentSubSection = undefined;
const sectionName = trimmedLine.substring(1, trimmedLine.length - 1);
const matches = prefixKeyRegex.exec(sectionName);
if (matches) {
const [, prefix, , name] = matches;
if (Object.values(types.IniSectionType).includes(prefix)) {
currentSection = [prefix, name].join(CONFIG_PREFIX_SEPARATOR);
}
}
else {
currentSection = sectionName;
}
if (profileNameBlockList.includes(sectionName)) {
throw new Error(`Found invalid profile name "${sectionName}"`);
}
}
else if (currentSection) {
const indexOfEqualsSign = trimmedLine.indexOf("=");
if (![0, -1].includes(indexOfEqualsSign)) {
const [name, value] = [
trimmedLine.substring(0, indexOfEqualsSign).trim(),
trimmedLine.substring(indexOfEqualsSign + 1).trim(),
];
if (value === "") {
currentSubSection = name;
}
else {
if (currentSubSection && iniLine.trimStart() === iniLine) {
currentSubSection = undefined;
}
map[currentSection] = map[currentSection] || {};
const key = currentSubSection ? [currentSubSection, name].join(CONFIG_PREFIX_SEPARATOR) : name;
map[currentSection][key] = value;
}
}
}
}
return map;
};
const swallowError$1 = () => ({});
const loadSharedConfigFiles = async (init = {}) => {
const { filepath = getCredentialsFilepath(), configFilepath = getConfigFilepath() } = init;
const homeDir = getHomeDir.getHomeDir();
const relativeHomeDirPrefix = "~/";
let resolvedFilepath = filepath;
if (filepath.startsWith(relativeHomeDirPrefix)) {
resolvedFilepath = path.join(homeDir, filepath.slice(2));
}
let resolvedConfigFilepath = configFilepath;
if (configFilepath.startsWith(relativeHomeDirPrefix)) {
resolvedConfigFilepath = path.join(homeDir, configFilepath.slice(2));
}
const parsedFiles = await Promise.all([
readFile.readFile(resolvedConfigFilepath, {
ignoreCache: init.ignoreCache,
})
.then(parseIni)
.then(getConfigData)
.catch(swallowError$1),
readFile.readFile(resolvedFilepath, {
ignoreCache: init.ignoreCache,
})
.then(parseIni)
.catch(swallowError$1),
]);
return {
configFile: parsedFiles[0],
credentialsFile: parsedFiles[1],
};
};
const getSsoSessionData = (data) => Object.entries(data)
.filter(([key]) => key.startsWith(types.IniSectionType.SSO_SESSION + CONFIG_PREFIX_SEPARATOR))
.reduce((acc, [key, value]) => ({ ...acc, [key.substring(key.indexOf(CONFIG_PREFIX_SEPARATOR) + 1)]: value }), {});
const swallowError = () => ({});
const loadSsoSessionData = async (init = {}) => readFile.readFile(init.configFilepath ?? getConfigFilepath())
.then(parseIni)
.then(getSsoSessionData)
.catch(swallowError);
const mergeConfigFiles = (...files) => {
const merged = {};
for (const file of files) {
for (const [key, values] of Object.entries(file)) {
if (merged[key] !== undefined) {
Object.assign(merged[key], values);
}
else {
merged[key] = values;
}
}
}
return merged;
};
const parseKnownFiles = async (init) => {
const parsedFiles = await loadSharedConfigFiles(init);
return mergeConfigFiles(parsedFiles.configFile, parsedFiles.credentialsFile);
};
const externalDataInterceptor = {
getFileRecord() {
return readFile.fileIntercept;
},
interceptFile(path, contents) {
readFile.fileIntercept[path] = Promise.resolve(contents);
},
getTokenRecord() {
return getSSOTokenFromFile.tokenIntercept;
},
interceptToken(id, contents) {
getSSOTokenFromFile.tokenIntercept[id] = contents;
},
};
Object.defineProperty(exports, "getSSOTokenFromFile", {
enumerable: true,
get: function () { return getSSOTokenFromFile.getSSOTokenFromFile; }
});
Object.defineProperty(exports, "readFile", {
enumerable: true,
get: function () { return readFile.readFile; }
});
exports.CONFIG_PREFIX_SEPARATOR = CONFIG_PREFIX_SEPARATOR;
exports.DEFAULT_PROFILE = DEFAULT_PROFILE;
exports.ENV_PROFILE = ENV_PROFILE;
exports.externalDataInterceptor = externalDataInterceptor;
exports.getProfileName = getProfileName;
exports.loadSharedConfigFiles = loadSharedConfigFiles;
exports.loadSsoSessionData = loadSsoSessionData;
exports.parseKnownFiles = parseKnownFiles;
Object.keys(getHomeDir).forEach(function (k) {
if (k !== 'default' && !Object.prototype.hasOwnProperty.call(exports, k)) Object.defineProperty(exports, k, {
enumerable: true,
get: function () { return getHomeDir[k]; }
});
});
Object.keys(getSSOTokenFilepath).forEach(function (k) {
if (k !== 'default' && !Object.prototype.hasOwnProperty.call(exports, k)) Object.defineProperty(exports, k, {
enumerable: true,
get: function () { return getSSOTokenFilepath[k]; }
});
});

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.readFile = exports.fileIntercept = exports.filePromises = void 0;
const promises_1 = require("node:fs/promises");
exports.filePromises = {};
exports.fileIntercept = {};
const readFile = (path, options) => {
if (exports.fileIntercept[path] !== undefined) {
return exports.fileIntercept[path];
}
if (!exports.filePromises[path] || options?.ignoreCache) {
exports.filePromises[path] = (0, promises_1.readFile)(path, "utf8");
}
return exports.filePromises[path];
};
exports.readFile = readFile;

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@@ -0,0 +1,91 @@
'use strict';
exports.HttpAuthLocation = void 0;
(function (HttpAuthLocation) {
HttpAuthLocation["HEADER"] = "header";
HttpAuthLocation["QUERY"] = "query";
})(exports.HttpAuthLocation || (exports.HttpAuthLocation = {}));
exports.HttpApiKeyAuthLocation = void 0;
(function (HttpApiKeyAuthLocation) {
HttpApiKeyAuthLocation["HEADER"] = "header";
HttpApiKeyAuthLocation["QUERY"] = "query";
})(exports.HttpApiKeyAuthLocation || (exports.HttpApiKeyAuthLocation = {}));
exports.EndpointURLScheme = void 0;
(function (EndpointURLScheme) {
EndpointURLScheme["HTTP"] = "http";
EndpointURLScheme["HTTPS"] = "https";
})(exports.EndpointURLScheme || (exports.EndpointURLScheme = {}));
exports.AlgorithmId = void 0;
(function (AlgorithmId) {
AlgorithmId["MD5"] = "md5";
AlgorithmId["CRC32"] = "crc32";
AlgorithmId["CRC32C"] = "crc32c";
AlgorithmId["SHA1"] = "sha1";
AlgorithmId["SHA256"] = "sha256";
})(exports.AlgorithmId || (exports.AlgorithmId = {}));
const getChecksumConfiguration = (runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.SHA256,
checksumConstructor: () => runtimeConfig.sha256,
});
}
if (runtimeConfig.md5 != undefined) {
checksumAlgorithms.push({
algorithmId: () => exports.AlgorithmId.MD5,
checksumConstructor: () => runtimeConfig.md5,
});
}
return {
addChecksumAlgorithm(algo) {
checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return checksumAlgorithms;
},
};
};
const resolveChecksumRuntimeConfig = (clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
};
const getDefaultClientConfiguration = (runtimeConfig) => {
return getChecksumConfiguration(runtimeConfig);
};
const resolveDefaultRuntimeConfig = (config) => {
return resolveChecksumRuntimeConfig(config);
};
exports.FieldPosition = void 0;
(function (FieldPosition) {
FieldPosition[FieldPosition["HEADER"] = 0] = "HEADER";
FieldPosition[FieldPosition["TRAILER"] = 1] = "TRAILER";
})(exports.FieldPosition || (exports.FieldPosition = {}));
const SMITHY_CONTEXT_KEY = "__smithy_context";
exports.IniSectionType = void 0;
(function (IniSectionType) {
IniSectionType["PROFILE"] = "profile";
IniSectionType["SSO_SESSION"] = "sso-session";
IniSectionType["SERVICES"] = "services";
})(exports.IniSectionType || (exports.IniSectionType = {}));
exports.RequestHandlerProtocol = void 0;
(function (RequestHandlerProtocol) {
RequestHandlerProtocol["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol["TDS_8_0"] = "tds/8.0";
})(exports.RequestHandlerProtocol || (exports.RequestHandlerProtocol = {}));
exports.SMITHY_CONTEXT_KEY = SMITHY_CONTEXT_KEY;
exports.getDefaultClientConfiguration = getDefaultClientConfiguration;
exports.resolveDefaultRuntimeConfig = resolveDefaultRuntimeConfig;

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@@ -0,0 +1,589 @@
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
SignatureV4: () => SignatureV4,
clearCredentialCache: () => clearCredentialCache,
createScope: () => createScope,
getCanonicalHeaders: () => getCanonicalHeaders,
getCanonicalQuery: () => getCanonicalQuery,
getPayloadHash: () => getPayloadHash,
getSigningKey: () => getSigningKey,
moveHeadersToQuery: () => moveHeadersToQuery,
prepareRequest: () => prepareRequest
});
module.exports = __toCommonJS(src_exports);
// src/SignatureV4.ts
var import_util_middleware = require("@smithy/util-middleware");
var import_util_utf84 = require("@smithy/util-utf8");
// src/constants.ts
var ALGORITHM_QUERY_PARAM = "X-Amz-Algorithm";
var CREDENTIAL_QUERY_PARAM = "X-Amz-Credential";
var AMZ_DATE_QUERY_PARAM = "X-Amz-Date";
var SIGNED_HEADERS_QUERY_PARAM = "X-Amz-SignedHeaders";
var EXPIRES_QUERY_PARAM = "X-Amz-Expires";
var SIGNATURE_QUERY_PARAM = "X-Amz-Signature";
var TOKEN_QUERY_PARAM = "X-Amz-Security-Token";
var AUTH_HEADER = "authorization";
var AMZ_DATE_HEADER = AMZ_DATE_QUERY_PARAM.toLowerCase();
var DATE_HEADER = "date";
var GENERATED_HEADERS = [AUTH_HEADER, AMZ_DATE_HEADER, DATE_HEADER];
var SIGNATURE_HEADER = SIGNATURE_QUERY_PARAM.toLowerCase();
var SHA256_HEADER = "x-amz-content-sha256";
var TOKEN_HEADER = TOKEN_QUERY_PARAM.toLowerCase();
var ALWAYS_UNSIGNABLE_HEADERS = {
authorization: true,
"cache-control": true,
connection: true,
expect: true,
from: true,
"keep-alive": true,
"max-forwards": true,
pragma: true,
referer: true,
te: true,
trailer: true,
"transfer-encoding": true,
upgrade: true,
"user-agent": true,
"x-amzn-trace-id": true
};
var PROXY_HEADER_PATTERN = /^proxy-/;
var SEC_HEADER_PATTERN = /^sec-/;
var ALGORITHM_IDENTIFIER = "AWS4-HMAC-SHA256";
var EVENT_ALGORITHM_IDENTIFIER = "AWS4-HMAC-SHA256-PAYLOAD";
var UNSIGNED_PAYLOAD = "UNSIGNED-PAYLOAD";
var MAX_CACHE_SIZE = 50;
var KEY_TYPE_IDENTIFIER = "aws4_request";
var MAX_PRESIGNED_TTL = 60 * 60 * 24 * 7;
// src/credentialDerivation.ts
var import_util_hex_encoding = require("@smithy/util-hex-encoding");
var import_util_utf8 = require("@smithy/util-utf8");
var signingKeyCache = {};
var cacheQueue = [];
var createScope = /* @__PURE__ */ __name((shortDate, region, service) => `${shortDate}/${region}/${service}/${KEY_TYPE_IDENTIFIER}`, "createScope");
var getSigningKey = /* @__PURE__ */ __name(async (sha256Constructor, credentials, shortDate, region, service) => {
const credsHash = await hmac(sha256Constructor, credentials.secretAccessKey, credentials.accessKeyId);
const cacheKey = `${shortDate}:${region}:${service}:${(0, import_util_hex_encoding.toHex)(credsHash)}:${credentials.sessionToken}`;
if (cacheKey in signingKeyCache) {
return signingKeyCache[cacheKey];
}
cacheQueue.push(cacheKey);
while (cacheQueue.length > MAX_CACHE_SIZE) {
delete signingKeyCache[cacheQueue.shift()];
}
let key = `AWS4${credentials.secretAccessKey}`;
for (const signable of [shortDate, region, service, KEY_TYPE_IDENTIFIER]) {
key = await hmac(sha256Constructor, key, signable);
}
return signingKeyCache[cacheKey] = key;
}, "getSigningKey");
var clearCredentialCache = /* @__PURE__ */ __name(() => {
cacheQueue.length = 0;
Object.keys(signingKeyCache).forEach((cacheKey) => {
delete signingKeyCache[cacheKey];
});
}, "clearCredentialCache");
var hmac = /* @__PURE__ */ __name((ctor, secret, data) => {
const hash = new ctor(secret);
hash.update((0, import_util_utf8.toUint8Array)(data));
return hash.digest();
}, "hmac");
// src/getCanonicalHeaders.ts
var getCanonicalHeaders = /* @__PURE__ */ __name(({ headers }, unsignableHeaders, signableHeaders) => {
const canonical = {};
for (const headerName of Object.keys(headers).sort()) {
if (headers[headerName] == void 0) {
continue;
}
const canonicalHeaderName = headerName.toLowerCase();
if (canonicalHeaderName in ALWAYS_UNSIGNABLE_HEADERS || (unsignableHeaders == null ? void 0 : unsignableHeaders.has(canonicalHeaderName)) || PROXY_HEADER_PATTERN.test(canonicalHeaderName) || SEC_HEADER_PATTERN.test(canonicalHeaderName)) {
if (!signableHeaders || signableHeaders && !signableHeaders.has(canonicalHeaderName)) {
continue;
}
}
canonical[canonicalHeaderName] = headers[headerName].trim().replace(/\s+/g, " ");
}
return canonical;
}, "getCanonicalHeaders");
// src/getCanonicalQuery.ts
var import_util_uri_escape = require("@smithy/util-uri-escape");
var getCanonicalQuery = /* @__PURE__ */ __name(({ query = {} }) => {
const keys = [];
const serialized = {};
for (const key of Object.keys(query).sort()) {
if (key.toLowerCase() === SIGNATURE_HEADER) {
continue;
}
keys.push(key);
const value = query[key];
if (typeof value === "string") {
serialized[key] = `${(0, import_util_uri_escape.escapeUri)(key)}=${(0, import_util_uri_escape.escapeUri)(value)}`;
} else if (Array.isArray(value)) {
serialized[key] = value.slice(0).reduce(
(encoded, value2) => encoded.concat([`${(0, import_util_uri_escape.escapeUri)(key)}=${(0, import_util_uri_escape.escapeUri)(value2)}`]),
[]
).sort().join("&");
}
}
return keys.map((key) => serialized[key]).filter((serialized2) => serialized2).join("&");
}, "getCanonicalQuery");
// src/getPayloadHash.ts
var import_is_array_buffer = require("@smithy/is-array-buffer");
var import_util_utf82 = require("@smithy/util-utf8");
var getPayloadHash = /* @__PURE__ */ __name(async ({ headers, body }, hashConstructor) => {
for (const headerName of Object.keys(headers)) {
if (headerName.toLowerCase() === SHA256_HEADER) {
return headers[headerName];
}
}
if (body == void 0) {
return "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855";
} else if (typeof body === "string" || ArrayBuffer.isView(body) || (0, import_is_array_buffer.isArrayBuffer)(body)) {
const hashCtor = new hashConstructor();
hashCtor.update((0, import_util_utf82.toUint8Array)(body));
return (0, import_util_hex_encoding.toHex)(await hashCtor.digest());
}
return UNSIGNED_PAYLOAD;
}, "getPayloadHash");
// src/HeaderFormatter.ts
var import_util_utf83 = require("@smithy/util-utf8");
var _HeaderFormatter = class _HeaderFormatter {
format(headers) {
const chunks = [];
for (const headerName of Object.keys(headers)) {
const bytes = (0, import_util_utf83.fromUtf8)(headerName);
chunks.push(Uint8Array.from([bytes.byteLength]), bytes, this.formatHeaderValue(headers[headerName]));
}
const out = new Uint8Array(chunks.reduce((carry, bytes) => carry + bytes.byteLength, 0));
let position = 0;
for (const chunk of chunks) {
out.set(chunk, position);
position += chunk.byteLength;
}
return out;
}
formatHeaderValue(header) {
switch (header.type) {
case "boolean":
return Uint8Array.from([header.value ? 0 /* boolTrue */ : 1 /* boolFalse */]);
case "byte":
return Uint8Array.from([2 /* byte */, header.value]);
case "short":
const shortView = new DataView(new ArrayBuffer(3));
shortView.setUint8(0, 3 /* short */);
shortView.setInt16(1, header.value, false);
return new Uint8Array(shortView.buffer);
case "integer":
const intView = new DataView(new ArrayBuffer(5));
intView.setUint8(0, 4 /* integer */);
intView.setInt32(1, header.value, false);
return new Uint8Array(intView.buffer);
case "long":
const longBytes = new Uint8Array(9);
longBytes[0] = 5 /* long */;
longBytes.set(header.value.bytes, 1);
return longBytes;
case "binary":
const binView = new DataView(new ArrayBuffer(3 + header.value.byteLength));
binView.setUint8(0, 6 /* byteArray */);
binView.setUint16(1, header.value.byteLength, false);
const binBytes = new Uint8Array(binView.buffer);
binBytes.set(header.value, 3);
return binBytes;
case "string":
const utf8Bytes = (0, import_util_utf83.fromUtf8)(header.value);
const strView = new DataView(new ArrayBuffer(3 + utf8Bytes.byteLength));
strView.setUint8(0, 7 /* string */);
strView.setUint16(1, utf8Bytes.byteLength, false);
const strBytes = new Uint8Array(strView.buffer);
strBytes.set(utf8Bytes, 3);
return strBytes;
case "timestamp":
const tsBytes = new Uint8Array(9);
tsBytes[0] = 8 /* timestamp */;
tsBytes.set(Int64.fromNumber(header.value.valueOf()).bytes, 1);
return tsBytes;
case "uuid":
if (!UUID_PATTERN.test(header.value)) {
throw new Error(`Invalid UUID received: ${header.value}`);
}
const uuidBytes = new Uint8Array(17);
uuidBytes[0] = 9 /* uuid */;
uuidBytes.set((0, import_util_hex_encoding.fromHex)(header.value.replace(/\-/g, "")), 1);
return uuidBytes;
}
}
};
__name(_HeaderFormatter, "HeaderFormatter");
var HeaderFormatter = _HeaderFormatter;
var UUID_PATTERN = /^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$/;
var _Int64 = class _Int64 {
constructor(bytes) {
this.bytes = bytes;
if (bytes.byteLength !== 8) {
throw new Error("Int64 buffers must be exactly 8 bytes");
}
}
static fromNumber(number) {
if (number > 9223372036854776e3 || number < -9223372036854776e3) {
throw new Error(`${number} is too large (or, if negative, too small) to represent as an Int64`);
}
const bytes = new Uint8Array(8);
for (let i = 7, remaining = Math.abs(Math.round(number)); i > -1 && remaining > 0; i--, remaining /= 256) {
bytes[i] = remaining;
}
if (number < 0) {
negate(bytes);
}
return new _Int64(bytes);
}
/**
* Called implicitly by infix arithmetic operators.
*/
valueOf() {
const bytes = this.bytes.slice(0);
const negative = bytes[0] & 128;
if (negative) {
negate(bytes);
}
return parseInt((0, import_util_hex_encoding.toHex)(bytes), 16) * (negative ? -1 : 1);
}
toString() {
return String(this.valueOf());
}
};
__name(_Int64, "Int64");
var Int64 = _Int64;
function negate(bytes) {
for (let i = 0; i < 8; i++) {
bytes[i] ^= 255;
}
for (let i = 7; i > -1; i--) {
bytes[i]++;
if (bytes[i] !== 0)
break;
}
}
__name(negate, "negate");
// src/headerUtil.ts
var hasHeader = /* @__PURE__ */ __name((soughtHeader, headers) => {
soughtHeader = soughtHeader.toLowerCase();
for (const headerName of Object.keys(headers)) {
if (soughtHeader === headerName.toLowerCase()) {
return true;
}
}
return false;
}, "hasHeader");
// src/cloneRequest.ts
var cloneRequest = /* @__PURE__ */ __name(({ headers, query, ...rest }) => ({
...rest,
headers: { ...headers },
query: query ? cloneQuery(query) : void 0
}), "cloneRequest");
var cloneQuery = /* @__PURE__ */ __name((query) => Object.keys(query).reduce((carry, paramName) => {
const param = query[paramName];
return {
...carry,
[paramName]: Array.isArray(param) ? [...param] : param
};
}, {}), "cloneQuery");
// src/moveHeadersToQuery.ts
var moveHeadersToQuery = /* @__PURE__ */ __name((request, options = {}) => {
var _a;
const { headers, query = {} } = typeof request.clone === "function" ? request.clone() : cloneRequest(request);
for (const name of Object.keys(headers)) {
const lname = name.toLowerCase();
if (lname.slice(0, 6) === "x-amz-" && !((_a = options.unhoistableHeaders) == null ? void 0 : _a.has(lname))) {
query[name] = headers[name];
delete headers[name];
}
}
return {
...request,
headers,
query
};
}, "moveHeadersToQuery");
// src/prepareRequest.ts
var prepareRequest = /* @__PURE__ */ __name((request) => {
request = typeof request.clone === "function" ? request.clone() : cloneRequest(request);
for (const headerName of Object.keys(request.headers)) {
if (GENERATED_HEADERS.indexOf(headerName.toLowerCase()) > -1) {
delete request.headers[headerName];
}
}
return request;
}, "prepareRequest");
// src/utilDate.ts
var iso8601 = /* @__PURE__ */ __name((time) => toDate(time).toISOString().replace(/\.\d{3}Z$/, "Z"), "iso8601");
var toDate = /* @__PURE__ */ __name((time) => {
if (typeof time === "number") {
return new Date(time * 1e3);
}
if (typeof time === "string") {
if (Number(time)) {
return new Date(Number(time) * 1e3);
}
return new Date(time);
}
return time;
}, "toDate");
// src/SignatureV4.ts
var _SignatureV4 = class _SignatureV4 {
constructor({
applyChecksum,
credentials,
region,
service,
sha256,
uriEscapePath = true
}) {
this.headerFormatter = new HeaderFormatter();
this.service = service;
this.sha256 = sha256;
this.uriEscapePath = uriEscapePath;
this.applyChecksum = typeof applyChecksum === "boolean" ? applyChecksum : true;
this.regionProvider = (0, import_util_middleware.normalizeProvider)(region);
this.credentialProvider = (0, import_util_middleware.normalizeProvider)(credentials);
}
async presign(originalRequest, options = {}) {
const {
signingDate = /* @__PURE__ */ new Date(),
expiresIn = 3600,
unsignableHeaders,
unhoistableHeaders,
signableHeaders,
signingRegion,
signingService
} = options;
const credentials = await this.credentialProvider();
this.validateResolvedCredentials(credentials);
const region = signingRegion ?? await this.regionProvider();
const { longDate, shortDate } = formatDate(signingDate);
if (expiresIn > MAX_PRESIGNED_TTL) {
return Promise.reject(
"Signature version 4 presigned URLs must have an expiration date less than one week in the future"
);
}
const scope = createScope(shortDate, region, signingService ?? this.service);
const request = moveHeadersToQuery(prepareRequest(originalRequest), { unhoistableHeaders });
if (credentials.sessionToken) {
request.query[TOKEN_QUERY_PARAM] = credentials.sessionToken;
}
request.query[ALGORITHM_QUERY_PARAM] = ALGORITHM_IDENTIFIER;
request.query[CREDENTIAL_QUERY_PARAM] = `${credentials.accessKeyId}/${scope}`;
request.query[AMZ_DATE_QUERY_PARAM] = longDate;
request.query[EXPIRES_QUERY_PARAM] = expiresIn.toString(10);
const canonicalHeaders = getCanonicalHeaders(request, unsignableHeaders, signableHeaders);
request.query[SIGNED_HEADERS_QUERY_PARAM] = getCanonicalHeaderList(canonicalHeaders);
request.query[SIGNATURE_QUERY_PARAM] = await this.getSignature(
longDate,
scope,
this.getSigningKey(credentials, region, shortDate, signingService),
this.createCanonicalRequest(request, canonicalHeaders, await getPayloadHash(originalRequest, this.sha256))
);
return request;
}
async sign(toSign, options) {
if (typeof toSign === "string") {
return this.signString(toSign, options);
} else if (toSign.headers && toSign.payload) {
return this.signEvent(toSign, options);
} else if (toSign.message) {
return this.signMessage(toSign, options);
} else {
return this.signRequest(toSign, options);
}
}
async signEvent({ headers, payload }, { signingDate = /* @__PURE__ */ new Date(), priorSignature, signingRegion, signingService }) {
const region = signingRegion ?? await this.regionProvider();
const { shortDate, longDate } = formatDate(signingDate);
const scope = createScope(shortDate, region, signingService ?? this.service);
const hashedPayload = await getPayloadHash({ headers: {}, body: payload }, this.sha256);
const hash = new this.sha256();
hash.update(headers);
const hashedHeaders = (0, import_util_hex_encoding.toHex)(await hash.digest());
const stringToSign = [
EVENT_ALGORITHM_IDENTIFIER,
longDate,
scope,
priorSignature,
hashedHeaders,
hashedPayload
].join("\n");
return this.signString(stringToSign, { signingDate, signingRegion: region, signingService });
}
async signMessage(signableMessage, { signingDate = /* @__PURE__ */ new Date(), signingRegion, signingService }) {
const promise = this.signEvent(
{
headers: this.headerFormatter.format(signableMessage.message.headers),
payload: signableMessage.message.body
},
{
signingDate,
signingRegion,
signingService,
priorSignature: signableMessage.priorSignature
}
);
return promise.then((signature) => {
return { message: signableMessage.message, signature };
});
}
async signString(stringToSign, { signingDate = /* @__PURE__ */ new Date(), signingRegion, signingService } = {}) {
const credentials = await this.credentialProvider();
this.validateResolvedCredentials(credentials);
const region = signingRegion ?? await this.regionProvider();
const { shortDate } = formatDate(signingDate);
const hash = new this.sha256(await this.getSigningKey(credentials, region, shortDate, signingService));
hash.update((0, import_util_utf84.toUint8Array)(stringToSign));
return (0, import_util_hex_encoding.toHex)(await hash.digest());
}
async signRequest(requestToSign, {
signingDate = /* @__PURE__ */ new Date(),
signableHeaders,
unsignableHeaders,
signingRegion,
signingService
} = {}) {
const credentials = await this.credentialProvider();
this.validateResolvedCredentials(credentials);
const region = signingRegion ?? await this.regionProvider();
const request = prepareRequest(requestToSign);
const { longDate, shortDate } = formatDate(signingDate);
const scope = createScope(shortDate, region, signingService ?? this.service);
request.headers[AMZ_DATE_HEADER] = longDate;
if (credentials.sessionToken) {
request.headers[TOKEN_HEADER] = credentials.sessionToken;
}
const payloadHash = await getPayloadHash(request, this.sha256);
if (!hasHeader(SHA256_HEADER, request.headers) && this.applyChecksum) {
request.headers[SHA256_HEADER] = payloadHash;
}
const canonicalHeaders = getCanonicalHeaders(request, unsignableHeaders, signableHeaders);
const signature = await this.getSignature(
longDate,
scope,
this.getSigningKey(credentials, region, shortDate, signingService),
this.createCanonicalRequest(request, canonicalHeaders, payloadHash)
);
request.headers[AUTH_HEADER] = `${ALGORITHM_IDENTIFIER} Credential=${credentials.accessKeyId}/${scope}, SignedHeaders=${getCanonicalHeaderList(canonicalHeaders)}, Signature=${signature}`;
return request;
}
createCanonicalRequest(request, canonicalHeaders, payloadHash) {
const sortedHeaders = Object.keys(canonicalHeaders).sort();
return `${request.method}
${this.getCanonicalPath(request)}
${getCanonicalQuery(request)}
${sortedHeaders.map((name) => `${name}:${canonicalHeaders[name]}`).join("\n")}
${sortedHeaders.join(";")}
${payloadHash}`;
}
async createStringToSign(longDate, credentialScope, canonicalRequest) {
const hash = new this.sha256();
hash.update((0, import_util_utf84.toUint8Array)(canonicalRequest));
const hashedRequest = await hash.digest();
return `${ALGORITHM_IDENTIFIER}
${longDate}
${credentialScope}
${(0, import_util_hex_encoding.toHex)(hashedRequest)}`;
}
getCanonicalPath({ path }) {
if (this.uriEscapePath) {
const normalizedPathSegments = [];
for (const pathSegment of path.split("/")) {
if ((pathSegment == null ? void 0 : pathSegment.length) === 0)
continue;
if (pathSegment === ".")
continue;
if (pathSegment === "..") {
normalizedPathSegments.pop();
} else {
normalizedPathSegments.push(pathSegment);
}
}
const normalizedPath = `${(path == null ? void 0 : path.startsWith("/")) ? "/" : ""}${normalizedPathSegments.join("/")}${normalizedPathSegments.length > 0 && (path == null ? void 0 : path.endsWith("/")) ? "/" : ""}`;
const doubleEncoded = (0, import_util_uri_escape.escapeUri)(normalizedPath);
return doubleEncoded.replace(/%2F/g, "/");
}
return path;
}
async getSignature(longDate, credentialScope, keyPromise, canonicalRequest) {
const stringToSign = await this.createStringToSign(longDate, credentialScope, canonicalRequest);
const hash = new this.sha256(await keyPromise);
hash.update((0, import_util_utf84.toUint8Array)(stringToSign));
return (0, import_util_hex_encoding.toHex)(await hash.digest());
}
getSigningKey(credentials, region, shortDate, service) {
return getSigningKey(this.sha256, credentials, shortDate, region, service || this.service);
}
validateResolvedCredentials(credentials) {
if (typeof credentials !== "object" || // @ts-expect-error: Property 'accessKeyId' does not exist on type 'object'.ts(2339)
typeof credentials.accessKeyId !== "string" || // @ts-expect-error: Property 'secretAccessKey' does not exist on type 'object'.ts(2339)
typeof credentials.secretAccessKey !== "string") {
throw new Error("Resolved credential object is not valid");
}
}
};
__name(_SignatureV4, "SignatureV4");
var SignatureV4 = _SignatureV4;
var formatDate = /* @__PURE__ */ __name((now) => {
const longDate = iso8601(now).replace(/[\-:]/g, "");
return {
longDate,
shortDate: longDate.slice(0, 8)
};
}, "formatDate");
var getCanonicalHeaderList = /* @__PURE__ */ __name((headers) => Object.keys(headers).sort().join(";"), "getCanonicalHeaderList");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
getCanonicalHeaders,
getCanonicalQuery,
getPayloadHash,
moveHeadersToQuery,
prepareRequest,
SignatureV4,
createScope,
getSigningKey,
clearCredentialCache
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
AlgorithmId: () => AlgorithmId,
EndpointURLScheme: () => EndpointURLScheme,
FieldPosition: () => FieldPosition,
HttpApiKeyAuthLocation: () => HttpApiKeyAuthLocation,
HttpAuthLocation: () => HttpAuthLocation,
IniSectionType: () => IniSectionType,
RequestHandlerProtocol: () => RequestHandlerProtocol,
SMITHY_CONTEXT_KEY: () => SMITHY_CONTEXT_KEY,
getDefaultClientConfiguration: () => getDefaultClientConfiguration,
resolveDefaultRuntimeConfig: () => resolveDefaultRuntimeConfig
});
module.exports = __toCommonJS(src_exports);
// src/auth/auth.ts
var HttpAuthLocation = /* @__PURE__ */ ((HttpAuthLocation2) => {
HttpAuthLocation2["HEADER"] = "header";
HttpAuthLocation2["QUERY"] = "query";
return HttpAuthLocation2;
})(HttpAuthLocation || {});
// src/auth/HttpApiKeyAuth.ts
var HttpApiKeyAuthLocation = /* @__PURE__ */ ((HttpApiKeyAuthLocation2) => {
HttpApiKeyAuthLocation2["HEADER"] = "header";
HttpApiKeyAuthLocation2["QUERY"] = "query";
return HttpApiKeyAuthLocation2;
})(HttpApiKeyAuthLocation || {});
// src/endpoint.ts
var EndpointURLScheme = /* @__PURE__ */ ((EndpointURLScheme2) => {
EndpointURLScheme2["HTTP"] = "http";
EndpointURLScheme2["HTTPS"] = "https";
return EndpointURLScheme2;
})(EndpointURLScheme || {});
// src/extensions/checksum.ts
var AlgorithmId = /* @__PURE__ */ ((AlgorithmId2) => {
AlgorithmId2["MD5"] = "md5";
AlgorithmId2["CRC32"] = "crc32";
AlgorithmId2["CRC32C"] = "crc32c";
AlgorithmId2["SHA1"] = "sha1";
AlgorithmId2["SHA256"] = "sha256";
return AlgorithmId2;
})(AlgorithmId || {});
var getChecksumConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== void 0) {
checksumAlgorithms.push({
algorithmId: () => "sha256" /* SHA256 */,
checksumConstructor: () => runtimeConfig.sha256
});
}
if (runtimeConfig.md5 != void 0) {
checksumAlgorithms.push({
algorithmId: () => "md5" /* MD5 */,
checksumConstructor: () => runtimeConfig.md5
});
}
return {
_checksumAlgorithms: checksumAlgorithms,
addChecksumAlgorithm(algo) {
this._checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return this._checksumAlgorithms;
}
};
}, "getChecksumConfiguration");
var resolveChecksumRuntimeConfig = /* @__PURE__ */ __name((clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
}, "resolveChecksumRuntimeConfig");
// src/extensions/defaultClientConfiguration.ts
var getDefaultClientConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
return {
...getChecksumConfiguration(runtimeConfig)
};
}, "getDefaultClientConfiguration");
var resolveDefaultRuntimeConfig = /* @__PURE__ */ __name((config) => {
return {
...resolveChecksumRuntimeConfig(config)
};
}, "resolveDefaultRuntimeConfig");
// src/http.ts
var FieldPosition = /* @__PURE__ */ ((FieldPosition2) => {
FieldPosition2[FieldPosition2["HEADER"] = 0] = "HEADER";
FieldPosition2[FieldPosition2["TRAILER"] = 1] = "TRAILER";
return FieldPosition2;
})(FieldPosition || {});
// src/middleware.ts
var SMITHY_CONTEXT_KEY = "__smithy_context";
// src/profile.ts
var IniSectionType = /* @__PURE__ */ ((IniSectionType2) => {
IniSectionType2["PROFILE"] = "profile";
IniSectionType2["SSO_SESSION"] = "sso-session";
IniSectionType2["SERVICES"] = "services";
return IniSectionType2;
})(IniSectionType || {});
// src/transfer.ts
var RequestHandlerProtocol = /* @__PURE__ */ ((RequestHandlerProtocol2) => {
RequestHandlerProtocol2["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol2["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol2["TDS_8_0"] = "tds/8.0";
return RequestHandlerProtocol2;
})(RequestHandlerProtocol || {});
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
HttpAuthLocation,
HttpApiKeyAuthLocation,
EndpointURLScheme,
AlgorithmId,
getDefaultClientConfiguration,
resolveDefaultRuntimeConfig,
FieldPosition,
SMITHY_CONTEXT_KEY,
IniSectionType,
RequestHandlerProtocol
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
getSmithyContext: () => getSmithyContext,
normalizeProvider: () => normalizeProvider
});
module.exports = __toCommonJS(src_exports);
// src/getSmithyContext.ts
var import_types = require("@smithy/types");
var getSmithyContext = /* @__PURE__ */ __name((context) => context[import_types.SMITHY_CONTEXT_KEY] || (context[import_types.SMITHY_CONTEXT_KEY] = {}), "getSmithyContext");
// src/normalizeProvider.ts
var normalizeProvider = /* @__PURE__ */ __name((input) => {
if (typeof input === "function")
return input;
const promisified = Promise.resolve(input);
return () => promisified;
}, "normalizeProvider");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
getSmithyContext,
normalizeProvider
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
fromUtf8: () => fromUtf8,
toUint8Array: () => toUint8Array,
toUtf8: () => toUtf8
});
module.exports = __toCommonJS(src_exports);
// src/fromUtf8.ts
var import_util_buffer_from = require("@smithy/util-buffer-from");
var fromUtf8 = /* @__PURE__ */ __name((input) => {
const buf = (0, import_util_buffer_from.fromString)(input, "utf8");
return new Uint8Array(buf.buffer, buf.byteOffset, buf.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}, "fromUtf8");
// src/toUint8Array.ts
var toUint8Array = /* @__PURE__ */ __name((data) => {
if (typeof data === "string") {
return fromUtf8(data);
}
if (ArrayBuffer.isView(data)) {
return new Uint8Array(data.buffer, data.byteOffset, data.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}
return new Uint8Array(data);
}, "toUint8Array");
// src/toUtf8.ts
var toUtf8 = /* @__PURE__ */ __name((input) => {
if (typeof input === "string") {
return input;
}
if (typeof input !== "object" || typeof input.byteOffset !== "number" || typeof input.byteLength !== "number") {
throw new Error("@smithy/util-utf8: toUtf8 encoder function only accepts string | Uint8Array.");
}
return (0, import_util_buffer_from.fromArrayBuffer)(input.buffer, input.byteOffset, input.byteLength).toString("utf8");
}, "toUtf8");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromUtf8,
toUint8Array,
toUtf8
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
fromArrayBuffer: () => fromArrayBuffer,
fromString: () => fromString
});
module.exports = __toCommonJS(src_exports);
var import_is_array_buffer = require("@smithy/is-array-buffer");
var import_buffer = require("buffer");
var fromArrayBuffer = /* @__PURE__ */ __name((input, offset = 0, length = input.byteLength - offset) => {
if (!(0, import_is_array_buffer.isArrayBuffer)(input)) {
throw new TypeError(`The "input" argument must be ArrayBuffer. Received type ${typeof input} (${input})`);
}
return import_buffer.Buffer.from(input, offset, length);
}, "fromArrayBuffer");
var fromString = /* @__PURE__ */ __name((input, encoding) => {
if (typeof input !== "string") {
throw new TypeError(`The "input" argument must be of type string. Received type ${typeof input} (${input})`);
}
return encoding ? import_buffer.Buffer.from(input, encoding) : import_buffer.Buffer.from(input);
}, "fromString");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromArrayBuffer,
fromString
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
constructStack: () => constructStack
});
module.exports = __toCommonJS(src_exports);
// src/MiddlewareStack.ts
var getAllAliases = /* @__PURE__ */ __name((name, aliases) => {
const _aliases = [];
if (name) {
_aliases.push(name);
}
if (aliases) {
for (const alias of aliases) {
_aliases.push(alias);
}
}
return _aliases;
}, "getAllAliases");
var getMiddlewareNameWithAliases = /* @__PURE__ */ __name((name, aliases) => {
return `${name || "anonymous"}${aliases && aliases.length > 0 ? ` (a.k.a. ${aliases.join(",")})` : ""}`;
}, "getMiddlewareNameWithAliases");
var constructStack = /* @__PURE__ */ __name(() => {
let absoluteEntries = [];
let relativeEntries = [];
let identifyOnResolve = false;
const entriesNameSet = /* @__PURE__ */ new Set();
const sort = /* @__PURE__ */ __name((entries) => entries.sort(
(a, b) => stepWeights[b.step] - stepWeights[a.step] || priorityWeights[b.priority || "normal"] - priorityWeights[a.priority || "normal"]
), "sort");
const removeByName = /* @__PURE__ */ __name((toRemove) => {
let isRemoved = false;
const filterCb = /* @__PURE__ */ __name((entry) => {
const aliases = getAllAliases(entry.name, entry.aliases);
if (aliases.includes(toRemove)) {
isRemoved = true;
for (const alias of aliases) {
entriesNameSet.delete(alias);
}
return false;
}
return true;
}, "filterCb");
absoluteEntries = absoluteEntries.filter(filterCb);
relativeEntries = relativeEntries.filter(filterCb);
return isRemoved;
}, "removeByName");
const removeByReference = /* @__PURE__ */ __name((toRemove) => {
let isRemoved = false;
const filterCb = /* @__PURE__ */ __name((entry) => {
if (entry.middleware === toRemove) {
isRemoved = true;
for (const alias of getAllAliases(entry.name, entry.aliases)) {
entriesNameSet.delete(alias);
}
return false;
}
return true;
}, "filterCb");
absoluteEntries = absoluteEntries.filter(filterCb);
relativeEntries = relativeEntries.filter(filterCb);
return isRemoved;
}, "removeByReference");
const cloneTo = /* @__PURE__ */ __name((toStack) => {
var _a;
absoluteEntries.forEach((entry) => {
toStack.add(entry.middleware, { ...entry });
});
relativeEntries.forEach((entry) => {
toStack.addRelativeTo(entry.middleware, { ...entry });
});
(_a = toStack.identifyOnResolve) == null ? void 0 : _a.call(toStack, stack.identifyOnResolve());
return toStack;
}, "cloneTo");
const expandRelativeMiddlewareList = /* @__PURE__ */ __name((from) => {
const expandedMiddlewareList = [];
from.before.forEach((entry) => {
if (entry.before.length === 0 && entry.after.length === 0) {
expandedMiddlewareList.push(entry);
} else {
expandedMiddlewareList.push(...expandRelativeMiddlewareList(entry));
}
});
expandedMiddlewareList.push(from);
from.after.reverse().forEach((entry) => {
if (entry.before.length === 0 && entry.after.length === 0) {
expandedMiddlewareList.push(entry);
} else {
expandedMiddlewareList.push(...expandRelativeMiddlewareList(entry));
}
});
return expandedMiddlewareList;
}, "expandRelativeMiddlewareList");
const getMiddlewareList = /* @__PURE__ */ __name((debug = false) => {
const normalizedAbsoluteEntries = [];
const normalizedRelativeEntries = [];
const normalizedEntriesNameMap = {};
absoluteEntries.forEach((entry) => {
const normalizedEntry = {
...entry,
before: [],
after: []
};
for (const alias of getAllAliases(normalizedEntry.name, normalizedEntry.aliases)) {
normalizedEntriesNameMap[alias] = normalizedEntry;
}
normalizedAbsoluteEntries.push(normalizedEntry);
});
relativeEntries.forEach((entry) => {
const normalizedEntry = {
...entry,
before: [],
after: []
};
for (const alias of getAllAliases(normalizedEntry.name, normalizedEntry.aliases)) {
normalizedEntriesNameMap[alias] = normalizedEntry;
}
normalizedRelativeEntries.push(normalizedEntry);
});
normalizedRelativeEntries.forEach((entry) => {
if (entry.toMiddleware) {
const toMiddleware = normalizedEntriesNameMap[entry.toMiddleware];
if (toMiddleware === void 0) {
if (debug) {
return;
}
throw new Error(
`${entry.toMiddleware} is not found when adding ${getMiddlewareNameWithAliases(entry.name, entry.aliases)} middleware ${entry.relation} ${entry.toMiddleware}`
);
}
if (entry.relation === "after") {
toMiddleware.after.push(entry);
}
if (entry.relation === "before") {
toMiddleware.before.push(entry);
}
}
});
const mainChain = sort(normalizedAbsoluteEntries).map(expandRelativeMiddlewareList).reduce((wholeList, expandedMiddlewareList) => {
wholeList.push(...expandedMiddlewareList);
return wholeList;
}, []);
return mainChain;
}, "getMiddlewareList");
const stack = {
add: (middleware, options = {}) => {
const { name, override, aliases: _aliases } = options;
const entry = {
step: "initialize",
priority: "normal",
middleware,
...options
};
const aliases = getAllAliases(name, _aliases);
if (aliases.length > 0) {
if (aliases.some((alias) => entriesNameSet.has(alias))) {
if (!override)
throw new Error(`Duplicate middleware name '${getMiddlewareNameWithAliases(name, _aliases)}'`);
for (const alias of aliases) {
const toOverrideIndex = absoluteEntries.findIndex(
(entry2) => {
var _a;
return entry2.name === alias || ((_a = entry2.aliases) == null ? void 0 : _a.some((a) => a === alias));
}
);
if (toOverrideIndex === -1) {
continue;
}
const toOverride = absoluteEntries[toOverrideIndex];
if (toOverride.step !== entry.step || entry.priority !== toOverride.priority) {
throw new Error(
`"${getMiddlewareNameWithAliases(toOverride.name, toOverride.aliases)}" middleware with ${toOverride.priority} priority in ${toOverride.step} step cannot be overridden by "${getMiddlewareNameWithAliases(name, _aliases)}" middleware with ${entry.priority} priority in ${entry.step} step.`
);
}
absoluteEntries.splice(toOverrideIndex, 1);
}
}
for (const alias of aliases) {
entriesNameSet.add(alias);
}
}
absoluteEntries.push(entry);
},
addRelativeTo: (middleware, options) => {
const { name, override, aliases: _aliases } = options;
const entry = {
middleware,
...options
};
const aliases = getAllAliases(name, _aliases);
if (aliases.length > 0) {
if (aliases.some((alias) => entriesNameSet.has(alias))) {
if (!override)
throw new Error(`Duplicate middleware name '${getMiddlewareNameWithAliases(name, _aliases)}'`);
for (const alias of aliases) {
const toOverrideIndex = relativeEntries.findIndex(
(entry2) => {
var _a;
return entry2.name === alias || ((_a = entry2.aliases) == null ? void 0 : _a.some((a) => a === alias));
}
);
if (toOverrideIndex === -1) {
continue;
}
const toOverride = relativeEntries[toOverrideIndex];
if (toOverride.toMiddleware !== entry.toMiddleware || toOverride.relation !== entry.relation) {
throw new Error(
`"${getMiddlewareNameWithAliases(toOverride.name, toOverride.aliases)}" middleware ${toOverride.relation} "${toOverride.toMiddleware}" middleware cannot be overridden by "${getMiddlewareNameWithAliases(name, _aliases)}" middleware ${entry.relation} "${entry.toMiddleware}" middleware.`
);
}
relativeEntries.splice(toOverrideIndex, 1);
}
}
for (const alias of aliases) {
entriesNameSet.add(alias);
}
}
relativeEntries.push(entry);
},
clone: () => cloneTo(constructStack()),
use: (plugin) => {
plugin.applyToStack(stack);
},
remove: (toRemove) => {
if (typeof toRemove === "string")
return removeByName(toRemove);
else
return removeByReference(toRemove);
},
removeByTag: (toRemove) => {
let isRemoved = false;
const filterCb = /* @__PURE__ */ __name((entry) => {
const { tags, name, aliases: _aliases } = entry;
if (tags && tags.includes(toRemove)) {
const aliases = getAllAliases(name, _aliases);
for (const alias of aliases) {
entriesNameSet.delete(alias);
}
isRemoved = true;
return false;
}
return true;
}, "filterCb");
absoluteEntries = absoluteEntries.filter(filterCb);
relativeEntries = relativeEntries.filter(filterCb);
return isRemoved;
},
concat: (from) => {
var _a;
const cloned = cloneTo(constructStack());
cloned.use(from);
cloned.identifyOnResolve(
identifyOnResolve || cloned.identifyOnResolve() || (((_a = from.identifyOnResolve) == null ? void 0 : _a.call(from)) ?? false)
);
return cloned;
},
applyToStack: cloneTo,
identify: () => {
return getMiddlewareList(true).map((mw) => {
const step = mw.step ?? mw.relation + " " + mw.toMiddleware;
return getMiddlewareNameWithAliases(mw.name, mw.aliases) + " - " + step;
});
},
identifyOnResolve(toggle) {
if (typeof toggle === "boolean")
identifyOnResolve = toggle;
return identifyOnResolve;
},
resolve: (handler, context) => {
for (const middleware of getMiddlewareList().map((entry) => entry.middleware).reverse()) {
handler = middleware(handler, context);
}
if (identifyOnResolve) {
console.log(stack.identify());
}
return handler;
}
};
return stack;
}, "constructStack");
var stepWeights = {
initialize: 5,
serialize: 4,
build: 3,
finalizeRequest: 2,
deserialize: 1
};
var priorityWeights = {
high: 3,
normal: 2,
low: 1
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
constructStack
});

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getAwsChunkedEncodingStream = void 0;
const stream_1 = require("stream");
const getAwsChunkedEncodingStream = (readableStream, options) => {
const { base64Encoder, bodyLengthChecker, checksumAlgorithmFn, checksumLocationName, streamHasher } = options;
const checksumRequired = base64Encoder !== undefined &&
checksumAlgorithmFn !== undefined &&
checksumLocationName !== undefined &&
streamHasher !== undefined;
const digest = checksumRequired ? streamHasher(checksumAlgorithmFn, readableStream) : undefined;
const awsChunkedEncodingStream = new stream_1.Readable({ read: () => { } });
readableStream.on("data", (data) => {
const length = bodyLengthChecker(data) || 0;
awsChunkedEncodingStream.push(`${length.toString(16)}\r\n`);
awsChunkedEncodingStream.push(data);
awsChunkedEncodingStream.push("\r\n");
});
readableStream.on("end", async () => {
awsChunkedEncodingStream.push(`0\r\n`);
if (checksumRequired) {
const checksum = base64Encoder(await digest);
awsChunkedEncodingStream.push(`${checksumLocationName}:${checksum}\r\n`);
awsChunkedEncodingStream.push(`\r\n`);
}
awsChunkedEncodingStream.push(null);
});
return awsChunkedEncodingStream;
};
exports.getAwsChunkedEncodingStream = getAwsChunkedEncodingStream;

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __reExport = (target, mod, secondTarget) => (__copyProps(target, mod, "default"), secondTarget && __copyProps(secondTarget, mod, "default"));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
Uint8ArrayBlobAdapter: () => Uint8ArrayBlobAdapter
});
module.exports = __toCommonJS(src_exports);
// src/blob/transforms.ts
var import_util_base64 = require("@smithy/util-base64");
var import_util_utf8 = require("@smithy/util-utf8");
function transformToString(payload, encoding = "utf-8") {
if (encoding === "base64") {
return (0, import_util_base64.toBase64)(payload);
}
return (0, import_util_utf8.toUtf8)(payload);
}
__name(transformToString, "transformToString");
function transformFromString(str, encoding) {
if (encoding === "base64") {
return Uint8ArrayBlobAdapter.mutate((0, import_util_base64.fromBase64)(str));
}
return Uint8ArrayBlobAdapter.mutate((0, import_util_utf8.fromUtf8)(str));
}
__name(transformFromString, "transformFromString");
// src/blob/Uint8ArrayBlobAdapter.ts
var _Uint8ArrayBlobAdapter = class _Uint8ArrayBlobAdapter extends Uint8Array {
/**
* @param source - such as a string or Stream.
* @returns a new Uint8ArrayBlobAdapter extending Uint8Array.
*/
static fromString(source, encoding = "utf-8") {
switch (typeof source) {
case "string":
return transformFromString(source, encoding);
default:
throw new Error(`Unsupported conversion from ${typeof source} to Uint8ArrayBlobAdapter.`);
}
}
/**
* @param source - Uint8Array to be mutated.
* @returns the same Uint8Array but with prototype switched to Uint8ArrayBlobAdapter.
*/
static mutate(source) {
Object.setPrototypeOf(source, _Uint8ArrayBlobAdapter.prototype);
return source;
}
/**
* @param encoding - default 'utf-8'.
* @returns the blob as string.
*/
transformToString(encoding = "utf-8") {
return transformToString(this, encoding);
}
};
__name(_Uint8ArrayBlobAdapter, "Uint8ArrayBlobAdapter");
var Uint8ArrayBlobAdapter = _Uint8ArrayBlobAdapter;
// src/index.ts
__reExport(src_exports, require("././getAwsChunkedEncodingStream"), module.exports);
__reExport(src_exports, require("././sdk-stream-mixin"), module.exports);
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
Uint8ArrayBlobAdapter,
getAwsChunkedEncodingStream,
sdkStreamMixin
});

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@@ -0,0 +1,50 @@
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.sdkStreamMixin = void 0;
const node_http_handler_1 = require("@smithy/node-http-handler");
const util_buffer_from_1 = require("@smithy/util-buffer-from");
const stream_1 = require("stream");
const util_1 = require("util");
const ERR_MSG_STREAM_HAS_BEEN_TRANSFORMED = "The stream has already been transformed.";
const sdkStreamMixin = (stream) => {
var _a, _b;
if (!(stream instanceof stream_1.Readable)) {
const name = ((_b = (_a = stream === null || stream === void 0 ? void 0 : stream.__proto__) === null || _a === void 0 ? void 0 : _a.constructor) === null || _b === void 0 ? void 0 : _b.name) || stream;
throw new Error(`Unexpected stream implementation, expect Stream.Readable instance, got ${name}`);
}
let transformed = false;
const transformToByteArray = async () => {
if (transformed) {
throw new Error(ERR_MSG_STREAM_HAS_BEEN_TRANSFORMED);
}
transformed = true;
return await (0, node_http_handler_1.streamCollector)(stream);
};
return Object.assign(stream, {
transformToByteArray,
transformToString: async (encoding) => {
const buf = await transformToByteArray();
if (encoding === undefined || Buffer.isEncoding(encoding)) {
return (0, util_buffer_from_1.fromArrayBuffer)(buf.buffer, buf.byteOffset, buf.byteLength).toString(encoding);
}
else {
const decoder = new util_1.TextDecoder(encoding);
return decoder.decode(buf);
}
},
transformToWebStream: () => {
if (transformed) {
throw new Error(ERR_MSG_STREAM_HAS_BEEN_TRANSFORMED);
}
if (stream.readableFlowing !== null) {
throw new Error("The stream has been consumed by other callbacks.");
}
if (typeof stream_1.Readable.toWeb !== "function") {
throw new Error("Readable.toWeb() is not supported. Please make sure you are using Node.js >= 17.0.0, or polyfill is available.");
}
transformed = true;
return stream_1.Readable.toWeb(stream);
},
});
};
exports.sdkStreamMixin = sdkStreamMixin;

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@@ -0,0 +1,687 @@
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
DEFAULT_REQUEST_TIMEOUT: () => DEFAULT_REQUEST_TIMEOUT,
NodeHttp2Handler: () => NodeHttp2Handler,
NodeHttpHandler: () => NodeHttpHandler,
streamCollector: () => streamCollector
});
module.exports = __toCommonJS(src_exports);
// src/node-http-handler.ts
var import_protocol_http = require("@smithy/protocol-http");
var import_querystring_builder = require("@smithy/querystring-builder");
var import_http = require("http");
var import_https = require("https");
// src/constants.ts
var NODEJS_TIMEOUT_ERROR_CODES = ["ECONNRESET", "EPIPE", "ETIMEDOUT"];
// src/get-transformed-headers.ts
var getTransformedHeaders = /* @__PURE__ */ __name((headers) => {
const transformedHeaders = {};
for (const name of Object.keys(headers)) {
const headerValues = headers[name];
transformedHeaders[name] = Array.isArray(headerValues) ? headerValues.join(",") : headerValues;
}
return transformedHeaders;
}, "getTransformedHeaders");
// src/set-connection-timeout.ts
var setConnectionTimeout = /* @__PURE__ */ __name((request, reject, timeoutInMs = 0) => {
if (!timeoutInMs) {
return;
}
const timeoutId = setTimeout(() => {
request.destroy();
reject(
Object.assign(new Error(`Socket timed out without establishing a connection within ${timeoutInMs} ms`), {
name: "TimeoutError"
})
);
}, timeoutInMs);
request.on("socket", (socket) => {
if (socket.connecting) {
socket.on("connect", () => {
clearTimeout(timeoutId);
});
} else {
clearTimeout(timeoutId);
}
});
}, "setConnectionTimeout");
// src/set-socket-keep-alive.ts
var setSocketKeepAlive = /* @__PURE__ */ __name((request, { keepAlive, keepAliveMsecs }) => {
if (keepAlive !== true) {
return;
}
request.on("socket", (socket) => {
socket.setKeepAlive(keepAlive, keepAliveMsecs || 0);
});
}, "setSocketKeepAlive");
// src/set-socket-timeout.ts
var setSocketTimeout = /* @__PURE__ */ __name((request, reject, timeoutInMs = 0) => {
request.setTimeout(timeoutInMs, () => {
request.destroy();
reject(Object.assign(new Error(`Connection timed out after ${timeoutInMs} ms`), { name: "TimeoutError" }));
});
}, "setSocketTimeout");
// src/write-request-body.ts
var import_stream = require("stream");
var MIN_WAIT_TIME = 1e3;
async function writeRequestBody(httpRequest, request, maxContinueTimeoutMs = MIN_WAIT_TIME) {
const headers = request.headers ?? {};
const expect = headers["Expect"] || headers["expect"];
let timeoutId = -1;
let hasError = false;
if (expect === "100-continue") {
await Promise.race([
new Promise((resolve) => {
timeoutId = Number(setTimeout(resolve, Math.max(MIN_WAIT_TIME, maxContinueTimeoutMs)));
}),
new Promise((resolve) => {
httpRequest.on("continue", () => {
clearTimeout(timeoutId);
resolve();
});
httpRequest.on("error", () => {
hasError = true;
clearTimeout(timeoutId);
resolve();
});
})
]);
}
if (!hasError) {
writeBody(httpRequest, request.body);
}
}
__name(writeRequestBody, "writeRequestBody");
function writeBody(httpRequest, body) {
if (body instanceof import_stream.Readable) {
body.pipe(httpRequest);
return;
}
if (body) {
if (Buffer.isBuffer(body) || typeof body === "string") {
httpRequest.end(body);
return;
}
const uint8 = body;
if (typeof uint8 === "object" && uint8.buffer && typeof uint8.byteOffset === "number" && typeof uint8.byteLength === "number") {
httpRequest.end(Buffer.from(uint8.buffer, uint8.byteOffset, uint8.byteLength));
return;
}
httpRequest.end(Buffer.from(body));
return;
}
httpRequest.end();
}
__name(writeBody, "writeBody");
// src/node-http-handler.ts
var DEFAULT_REQUEST_TIMEOUT = 0;
var _NodeHttpHandler = class _NodeHttpHandler {
constructor(options) {
this.socketWarningTimestamp = 0;
// Node http handler is hard-coded to http/1.1: https://github.com/nodejs/node/blob/ff5664b83b89c55e4ab5d5f60068fb457f1f5872/lib/_http_server.js#L286
this.metadata = { handlerProtocol: "http/1.1" };
this.configProvider = new Promise((resolve, reject) => {
if (typeof options === "function") {
options().then((_options) => {
resolve(this.resolveDefaultConfig(_options));
}).catch(reject);
} else {
resolve(this.resolveDefaultConfig(options));
}
});
}
/**
* @returns the input if it is an HttpHandler of any class,
* or instantiates a new instance of this handler.
*/
static create(instanceOrOptions) {
if (typeof (instanceOrOptions == null ? void 0 : instanceOrOptions.handle) === "function") {
return instanceOrOptions;
}
return new _NodeHttpHandler(instanceOrOptions);
}
/**
* @internal
*
* @param agent - http(s) agent in use by the NodeHttpHandler instance.
* @returns timestamp of last emitted warning.
*/
static checkSocketUsage(agent, socketWarningTimestamp) {
var _a, _b;
const { sockets, requests, maxSockets } = agent;
if (typeof maxSockets !== "number" || maxSockets === Infinity) {
return socketWarningTimestamp;
}
const interval = 15e3;
if (Date.now() - interval < socketWarningTimestamp) {
return socketWarningTimestamp;
}
if (sockets && requests) {
for (const origin in sockets) {
const socketsInUse = ((_a = sockets[origin]) == null ? void 0 : _a.length) ?? 0;
const requestsEnqueued = ((_b = requests[origin]) == null ? void 0 : _b.length) ?? 0;
if (socketsInUse >= maxSockets && requestsEnqueued >= 2 * maxSockets) {
console.warn(
"@smithy/node-http-handler:WARN",
`socket usage at capacity=${socketsInUse} and ${requestsEnqueued} additional requests are enqueued.`,
"See https://docs.aws.amazon.com/sdk-for-javascript/v3/developer-guide/node-configuring-maxsockets.html",
"or increase socketAcquisitionWarningTimeout=(millis) in the NodeHttpHandler config."
);
return Date.now();
}
}
}
return socketWarningTimestamp;
}
resolveDefaultConfig(options) {
const { requestTimeout, connectionTimeout, socketTimeout, httpAgent, httpsAgent } = options || {};
const keepAlive = true;
const maxSockets = 50;
return {
connectionTimeout,
requestTimeout: requestTimeout ?? socketTimeout,
httpAgent: (() => {
if (httpAgent instanceof import_http.Agent || typeof (httpAgent == null ? void 0 : httpAgent.destroy) === "function") {
return httpAgent;
}
return new import_http.Agent({ keepAlive, maxSockets, ...httpAgent });
})(),
httpsAgent: (() => {
if (httpsAgent instanceof import_https.Agent || typeof (httpsAgent == null ? void 0 : httpsAgent.destroy) === "function") {
return httpsAgent;
}
return new import_https.Agent({ keepAlive, maxSockets, ...httpsAgent });
})()
};
}
destroy() {
var _a, _b, _c, _d;
(_b = (_a = this.config) == null ? void 0 : _a.httpAgent) == null ? void 0 : _b.destroy();
(_d = (_c = this.config) == null ? void 0 : _c.httpsAgent) == null ? void 0 : _d.destroy();
}
async handle(request, { abortSignal } = {}) {
if (!this.config) {
this.config = await this.configProvider;
}
let socketCheckTimeoutId;
return new Promise((_resolve, _reject) => {
let writeRequestBodyPromise = void 0;
const resolve = /* @__PURE__ */ __name(async (arg) => {
await writeRequestBodyPromise;
clearTimeout(socketCheckTimeoutId);
_resolve(arg);
}, "resolve");
const reject = /* @__PURE__ */ __name(async (arg) => {
await writeRequestBodyPromise;
_reject(arg);
}, "reject");
if (!this.config) {
throw new Error("Node HTTP request handler config is not resolved");
}
if (abortSignal == null ? void 0 : abortSignal.aborted) {
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
return;
}
const isSSL = request.protocol === "https:";
const agent = isSSL ? this.config.httpsAgent : this.config.httpAgent;
socketCheckTimeoutId = setTimeout(() => {
this.socketWarningTimestamp = _NodeHttpHandler.checkSocketUsage(agent, this.socketWarningTimestamp);
}, this.config.socketAcquisitionWarningTimeout ?? (this.config.requestTimeout ?? 2e3) + (this.config.connectionTimeout ?? 1e3));
const queryString = (0, import_querystring_builder.buildQueryString)(request.query || {});
let auth = void 0;
if (request.username != null || request.password != null) {
const username = request.username ?? "";
const password = request.password ?? "";
auth = `${username}:${password}`;
}
let path = request.path;
if (queryString) {
path += `?${queryString}`;
}
if (request.fragment) {
path += `#${request.fragment}`;
}
const nodeHttpsOptions = {
headers: request.headers,
host: request.hostname,
method: request.method,
path,
port: request.port,
agent,
auth
};
const requestFunc = isSSL ? import_https.request : import_http.request;
const req = requestFunc(nodeHttpsOptions, (res) => {
const httpResponse = new import_protocol_http.HttpResponse({
statusCode: res.statusCode || -1,
reason: res.statusMessage,
headers: getTransformedHeaders(res.headers),
body: res
});
resolve({ response: httpResponse });
});
req.on("error", (err) => {
if (NODEJS_TIMEOUT_ERROR_CODES.includes(err.code)) {
reject(Object.assign(err, { name: "TimeoutError" }));
} else {
reject(err);
}
});
setConnectionTimeout(req, reject, this.config.connectionTimeout);
setSocketTimeout(req, reject, this.config.requestTimeout);
if (abortSignal) {
abortSignal.onabort = () => {
req.abort();
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
};
}
const httpAgent = nodeHttpsOptions.agent;
if (typeof httpAgent === "object" && "keepAlive" in httpAgent) {
setSocketKeepAlive(req, {
// @ts-expect-error keepAlive is not public on httpAgent.
keepAlive: httpAgent.keepAlive,
// @ts-expect-error keepAliveMsecs is not public on httpAgent.
keepAliveMsecs: httpAgent.keepAliveMsecs
});
}
writeRequestBodyPromise = writeRequestBody(req, request, this.config.requestTimeout).catch(_reject);
});
}
updateHttpClientConfig(key, value) {
this.config = void 0;
this.configProvider = this.configProvider.then((config) => {
return {
...config,
[key]: value
};
});
}
httpHandlerConfigs() {
return this.config ?? {};
}
};
__name(_NodeHttpHandler, "NodeHttpHandler");
var NodeHttpHandler = _NodeHttpHandler;
// src/node-http2-handler.ts
var import_http22 = require("http2");
// src/node-http2-connection-manager.ts
var import_http2 = __toESM(require("http2"));
// src/node-http2-connection-pool.ts
var _NodeHttp2ConnectionPool = class _NodeHttp2ConnectionPool {
constructor(sessions) {
this.sessions = [];
this.sessions = sessions ?? [];
}
poll() {
if (this.sessions.length > 0) {
return this.sessions.shift();
}
}
offerLast(session) {
this.sessions.push(session);
}
contains(session) {
return this.sessions.includes(session);
}
remove(session) {
this.sessions = this.sessions.filter((s) => s !== session);
}
[Symbol.iterator]() {
return this.sessions[Symbol.iterator]();
}
destroy(connection) {
for (const session of this.sessions) {
if (session === connection) {
if (!session.destroyed) {
session.destroy();
}
}
}
}
};
__name(_NodeHttp2ConnectionPool, "NodeHttp2ConnectionPool");
var NodeHttp2ConnectionPool = _NodeHttp2ConnectionPool;
// src/node-http2-connection-manager.ts
var _NodeHttp2ConnectionManager = class _NodeHttp2ConnectionManager {
constructor(config) {
this.sessionCache = /* @__PURE__ */ new Map();
this.config = config;
if (this.config.maxConcurrency && this.config.maxConcurrency <= 0) {
throw new RangeError("maxConcurrency must be greater than zero.");
}
}
lease(requestContext, connectionConfiguration) {
const url = this.getUrlString(requestContext);
const existingPool = this.sessionCache.get(url);
if (existingPool) {
const existingSession = existingPool.poll();
if (existingSession && !this.config.disableConcurrency) {
return existingSession;
}
}
const session = import_http2.default.connect(url);
if (this.config.maxConcurrency) {
session.settings({ maxConcurrentStreams: this.config.maxConcurrency }, (err) => {
if (err) {
throw new Error(
"Fail to set maxConcurrentStreams to " + this.config.maxConcurrency + "when creating new session for " + requestContext.destination.toString()
);
}
});
}
session.unref();
const destroySessionCb = /* @__PURE__ */ __name(() => {
session.destroy();
this.deleteSession(url, session);
}, "destroySessionCb");
session.on("goaway", destroySessionCb);
session.on("error", destroySessionCb);
session.on("frameError", destroySessionCb);
session.on("close", () => this.deleteSession(url, session));
if (connectionConfiguration.requestTimeout) {
session.setTimeout(connectionConfiguration.requestTimeout, destroySessionCb);
}
const connectionPool = this.sessionCache.get(url) || new NodeHttp2ConnectionPool();
connectionPool.offerLast(session);
this.sessionCache.set(url, connectionPool);
return session;
}
/**
* Delete a session from the connection pool.
* @param authority The authority of the session to delete.
* @param session The session to delete.
*/
deleteSession(authority, session) {
const existingConnectionPool = this.sessionCache.get(authority);
if (!existingConnectionPool) {
return;
}
if (!existingConnectionPool.contains(session)) {
return;
}
existingConnectionPool.remove(session);
this.sessionCache.set(authority, existingConnectionPool);
}
release(requestContext, session) {
var _a;
const cacheKey = this.getUrlString(requestContext);
(_a = this.sessionCache.get(cacheKey)) == null ? void 0 : _a.offerLast(session);
}
destroy() {
for (const [key, connectionPool] of this.sessionCache) {
for (const session of connectionPool) {
if (!session.destroyed) {
session.destroy();
}
connectionPool.remove(session);
}
this.sessionCache.delete(key);
}
}
setMaxConcurrentStreams(maxConcurrentStreams) {
if (this.config.maxConcurrency && this.config.maxConcurrency <= 0) {
throw new RangeError("maxConcurrentStreams must be greater than zero.");
}
this.config.maxConcurrency = maxConcurrentStreams;
}
setDisableConcurrentStreams(disableConcurrentStreams) {
this.config.disableConcurrency = disableConcurrentStreams;
}
getUrlString(request) {
return request.destination.toString();
}
};
__name(_NodeHttp2ConnectionManager, "NodeHttp2ConnectionManager");
var NodeHttp2ConnectionManager = _NodeHttp2ConnectionManager;
// src/node-http2-handler.ts
var _NodeHttp2Handler = class _NodeHttp2Handler {
constructor(options) {
this.metadata = { handlerProtocol: "h2" };
this.connectionManager = new NodeHttp2ConnectionManager({});
this.configProvider = new Promise((resolve, reject) => {
if (typeof options === "function") {
options().then((opts) => {
resolve(opts || {});
}).catch(reject);
} else {
resolve(options || {});
}
});
}
/**
* @returns the input if it is an HttpHandler of any class,
* or instantiates a new instance of this handler.
*/
static create(instanceOrOptions) {
if (typeof (instanceOrOptions == null ? void 0 : instanceOrOptions.handle) === "function") {
return instanceOrOptions;
}
return new _NodeHttp2Handler(instanceOrOptions);
}
destroy() {
this.connectionManager.destroy();
}
async handle(request, { abortSignal } = {}) {
if (!this.config) {
this.config = await this.configProvider;
this.connectionManager.setDisableConcurrentStreams(this.config.disableConcurrentStreams || false);
if (this.config.maxConcurrentStreams) {
this.connectionManager.setMaxConcurrentStreams(this.config.maxConcurrentStreams);
}
}
const { requestTimeout, disableConcurrentStreams } = this.config;
return new Promise((_resolve, _reject) => {
var _a;
let fulfilled = false;
let writeRequestBodyPromise = void 0;
const resolve = /* @__PURE__ */ __name(async (arg) => {
await writeRequestBodyPromise;
_resolve(arg);
}, "resolve");
const reject = /* @__PURE__ */ __name(async (arg) => {
await writeRequestBodyPromise;
_reject(arg);
}, "reject");
if (abortSignal == null ? void 0 : abortSignal.aborted) {
fulfilled = true;
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
return;
}
const { hostname, method, port, protocol, query } = request;
let auth = "";
if (request.username != null || request.password != null) {
const username = request.username ?? "";
const password = request.password ?? "";
auth = `${username}:${password}@`;
}
const authority = `${protocol}//${auth}${hostname}${port ? `:${port}` : ""}`;
const requestContext = { destination: new URL(authority) };
const session = this.connectionManager.lease(requestContext, {
requestTimeout: (_a = this.config) == null ? void 0 : _a.sessionTimeout,
disableConcurrentStreams: disableConcurrentStreams || false
});
const rejectWithDestroy = /* @__PURE__ */ __name((err) => {
if (disableConcurrentStreams) {
this.destroySession(session);
}
fulfilled = true;
reject(err);
}, "rejectWithDestroy");
const queryString = (0, import_querystring_builder.buildQueryString)(query || {});
let path = request.path;
if (queryString) {
path += `?${queryString}`;
}
if (request.fragment) {
path += `#${request.fragment}`;
}
const req = session.request({
...request.headers,
[import_http22.constants.HTTP2_HEADER_PATH]: path,
[import_http22.constants.HTTP2_HEADER_METHOD]: method
});
session.ref();
req.on("response", (headers) => {
const httpResponse = new import_protocol_http.HttpResponse({
statusCode: headers[":status"] || -1,
headers: getTransformedHeaders(headers),
body: req
});
fulfilled = true;
resolve({ response: httpResponse });
if (disableConcurrentStreams) {
session.close();
this.connectionManager.deleteSession(authority, session);
}
});
if (requestTimeout) {
req.setTimeout(requestTimeout, () => {
req.close();
const timeoutError = new Error(`Stream timed out because of no activity for ${requestTimeout} ms`);
timeoutError.name = "TimeoutError";
rejectWithDestroy(timeoutError);
});
}
if (abortSignal) {
abortSignal.onabort = () => {
req.close();
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
rejectWithDestroy(abortError);
};
}
req.on("frameError", (type, code, id) => {
rejectWithDestroy(new Error(`Frame type id ${type} in stream id ${id} has failed with code ${code}.`));
});
req.on("error", rejectWithDestroy);
req.on("aborted", () => {
rejectWithDestroy(
new Error(`HTTP/2 stream is abnormally aborted in mid-communication with result code ${req.rstCode}.`)
);
});
req.on("close", () => {
session.unref();
if (disableConcurrentStreams) {
session.destroy();
}
if (!fulfilled) {
rejectWithDestroy(new Error("Unexpected error: http2 request did not get a response"));
}
});
writeRequestBodyPromise = writeRequestBody(req, request, requestTimeout);
});
}
updateHttpClientConfig(key, value) {
this.config = void 0;
this.configProvider = this.configProvider.then((config) => {
return {
...config,
[key]: value
};
});
}
httpHandlerConfigs() {
return this.config ?? {};
}
/**
* Destroys a session.
* @param session The session to destroy.
*/
destroySession(session) {
if (!session.destroyed) {
session.destroy();
}
}
};
__name(_NodeHttp2Handler, "NodeHttp2Handler");
var NodeHttp2Handler = _NodeHttp2Handler;
// src/stream-collector/collector.ts
var _Collector = class _Collector extends import_stream.Writable {
constructor() {
super(...arguments);
this.bufferedBytes = [];
}
_write(chunk, encoding, callback) {
this.bufferedBytes.push(chunk);
callback();
}
};
__name(_Collector, "Collector");
var Collector = _Collector;
// src/stream-collector/index.ts
var streamCollector = /* @__PURE__ */ __name((stream) => new Promise((resolve, reject) => {
const collector = new Collector();
stream.pipe(collector);
stream.on("error", (err) => {
collector.end();
reject(err);
});
collector.on("error", reject);
collector.on("finish", function() {
const bytes = new Uint8Array(Buffer.concat(this.bufferedBytes));
resolve(bytes);
});
}), "streamCollector");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
DEFAULT_REQUEST_TIMEOUT,
NodeHttpHandler,
NodeHttp2Handler,
streamCollector
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
buildQueryString: () => buildQueryString
});
module.exports = __toCommonJS(src_exports);
var import_util_uri_escape = require("@smithy/util-uri-escape");
function buildQueryString(query) {
const parts = [];
for (let key of Object.keys(query).sort()) {
const value = query[key];
key = (0, import_util_uri_escape.escapeUri)(key);
if (Array.isArray(value)) {
for (let i = 0, iLen = value.length; i < iLen; i++) {
parts.push(`${key}=${(0, import_util_uri_escape.escapeUri)(value[i])}`);
}
} else {
let qsEntry = key;
if (value || typeof value === "string") {
qsEntry += `=${(0, import_util_uri_escape.escapeUri)(value)}`;
}
parts.push(qsEntry);
}
}
return parts.join("&");
}
__name(buildQueryString, "buildQueryString");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
buildQueryString
});

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
escapeUri: () => escapeUri,
escapeUriPath: () => escapeUriPath
});
module.exports = __toCommonJS(src_exports);
// src/escape-uri.ts
var escapeUri = /* @__PURE__ */ __name((uri) => (
// AWS percent-encodes some extra non-standard characters in a URI
encodeURIComponent(uri).replace(/[!'()*]/g, hexEncode)
), "escapeUri");
var hexEncode = /* @__PURE__ */ __name((c) => `%${c.charCodeAt(0).toString(16).toUpperCase()}`, "hexEncode");
// src/escape-uri-path.ts
var escapeUriPath = /* @__PURE__ */ __name((uri) => uri.split("/").map(escapeUri).join("/"), "escapeUriPath");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
escapeUri,
escapeUriPath
});

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@@ -0,0 +1,65 @@
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
fromUtf8: () => fromUtf8,
toUint8Array: () => toUint8Array,
toUtf8: () => toUtf8
});
module.exports = __toCommonJS(src_exports);
// src/fromUtf8.ts
var import_util_buffer_from = require("@smithy/util-buffer-from");
var fromUtf8 = /* @__PURE__ */ __name((input) => {
const buf = (0, import_util_buffer_from.fromString)(input, "utf8");
return new Uint8Array(buf.buffer, buf.byteOffset, buf.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}, "fromUtf8");
// src/toUint8Array.ts
var toUint8Array = /* @__PURE__ */ __name((data) => {
if (typeof data === "string") {
return fromUtf8(data);
}
if (ArrayBuffer.isView(data)) {
return new Uint8Array(data.buffer, data.byteOffset, data.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}
return new Uint8Array(data);
}, "toUint8Array");
// src/toUtf8.ts
var toUtf8 = /* @__PURE__ */ __name((input) => {
if (typeof input === "string") {
return input;
}
if (typeof input !== "object" || typeof input.byteOffset !== "number" || typeof input.byteLength !== "number") {
throw new Error("@smithy/util-utf8: toUtf8 encoder function only accepts string | Uint8Array.");
}
return (0, import_util_buffer_from.fromArrayBuffer)(input.buffer, input.byteOffset, input.byteLength).toString("utf8");
}, "toUtf8");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromUtf8,
toUint8Array,
toUtf8
});

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@@ -0,0 +1,149 @@
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
AlgorithmId: () => AlgorithmId,
EndpointURLScheme: () => EndpointURLScheme,
FieldPosition: () => FieldPosition,
HttpApiKeyAuthLocation: () => HttpApiKeyAuthLocation,
HttpAuthLocation: () => HttpAuthLocation,
IniSectionType: () => IniSectionType,
RequestHandlerProtocol: () => RequestHandlerProtocol,
SMITHY_CONTEXT_KEY: () => SMITHY_CONTEXT_KEY,
getDefaultClientConfiguration: () => getDefaultClientConfiguration,
resolveDefaultRuntimeConfig: () => resolveDefaultRuntimeConfig
});
module.exports = __toCommonJS(src_exports);
// src/auth/auth.ts
var HttpAuthLocation = /* @__PURE__ */ ((HttpAuthLocation2) => {
HttpAuthLocation2["HEADER"] = "header";
HttpAuthLocation2["QUERY"] = "query";
return HttpAuthLocation2;
})(HttpAuthLocation || {});
// src/auth/HttpApiKeyAuth.ts
var HttpApiKeyAuthLocation = /* @__PURE__ */ ((HttpApiKeyAuthLocation2) => {
HttpApiKeyAuthLocation2["HEADER"] = "header";
HttpApiKeyAuthLocation2["QUERY"] = "query";
return HttpApiKeyAuthLocation2;
})(HttpApiKeyAuthLocation || {});
// src/endpoint.ts
var EndpointURLScheme = /* @__PURE__ */ ((EndpointURLScheme2) => {
EndpointURLScheme2["HTTP"] = "http";
EndpointURLScheme2["HTTPS"] = "https";
return EndpointURLScheme2;
})(EndpointURLScheme || {});
// src/extensions/checksum.ts
var AlgorithmId = /* @__PURE__ */ ((AlgorithmId2) => {
AlgorithmId2["MD5"] = "md5";
AlgorithmId2["CRC32"] = "crc32";
AlgorithmId2["CRC32C"] = "crc32c";
AlgorithmId2["SHA1"] = "sha1";
AlgorithmId2["SHA256"] = "sha256";
return AlgorithmId2;
})(AlgorithmId || {});
var getChecksumConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
const checksumAlgorithms = [];
if (runtimeConfig.sha256 !== void 0) {
checksumAlgorithms.push({
algorithmId: () => "sha256" /* SHA256 */,
checksumConstructor: () => runtimeConfig.sha256
});
}
if (runtimeConfig.md5 != void 0) {
checksumAlgorithms.push({
algorithmId: () => "md5" /* MD5 */,
checksumConstructor: () => runtimeConfig.md5
});
}
return {
_checksumAlgorithms: checksumAlgorithms,
addChecksumAlgorithm(algo) {
this._checksumAlgorithms.push(algo);
},
checksumAlgorithms() {
return this._checksumAlgorithms;
}
};
}, "getChecksumConfiguration");
var resolveChecksumRuntimeConfig = /* @__PURE__ */ __name((clientConfig) => {
const runtimeConfig = {};
clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
});
return runtimeConfig;
}, "resolveChecksumRuntimeConfig");
// src/extensions/defaultClientConfiguration.ts
var getDefaultClientConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
return {
...getChecksumConfiguration(runtimeConfig)
};
}, "getDefaultClientConfiguration");
var resolveDefaultRuntimeConfig = /* @__PURE__ */ __name((config) => {
return {
...resolveChecksumRuntimeConfig(config)
};
}, "resolveDefaultRuntimeConfig");
// src/http.ts
var FieldPosition = /* @__PURE__ */ ((FieldPosition2) => {
FieldPosition2[FieldPosition2["HEADER"] = 0] = "HEADER";
FieldPosition2[FieldPosition2["TRAILER"] = 1] = "TRAILER";
return FieldPosition2;
})(FieldPosition || {});
// src/middleware.ts
var SMITHY_CONTEXT_KEY = "__smithy_context";
// src/profile.ts
var IniSectionType = /* @__PURE__ */ ((IniSectionType2) => {
IniSectionType2["PROFILE"] = "profile";
IniSectionType2["SSO_SESSION"] = "sso-session";
IniSectionType2["SERVICES"] = "services";
return IniSectionType2;
})(IniSectionType || {});
// src/transfer.ts
var RequestHandlerProtocol = /* @__PURE__ */ ((RequestHandlerProtocol2) => {
RequestHandlerProtocol2["HTTP_0_9"] = "http/0.9";
RequestHandlerProtocol2["HTTP_1_0"] = "http/1.0";
RequestHandlerProtocol2["TDS_8_0"] = "tds/8.0";
return RequestHandlerProtocol2;
})(RequestHandlerProtocol || {});
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
HttpAuthLocation,
HttpApiKeyAuthLocation,
EndpointURLScheme,
AlgorithmId,
getDefaultClientConfiguration,
resolveDefaultRuntimeConfig,
FieldPosition,
SMITHY_CONTEXT_KEY,
IniSectionType,
RequestHandlerProtocol
});

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@@ -0,0 +1,23 @@
'use strict';
var querystringParser = require('@smithy/querystring-parser');
const parseUrl = (url) => {
if (typeof url === "string") {
return parseUrl(new URL(url));
}
const { hostname, pathname, port, protocol, search } = url;
let query;
if (search) {
query = querystringParser.parseQueryString(search);
}
return {
hostname,
port: port ? parseInt(port) : undefined,
protocol,
path: pathname,
query,
};
};
exports.parseUrl = parseUrl;

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@@ -0,0 +1,16 @@
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.fromBase64 = void 0;
const util_buffer_from_1 = require("@smithy/util-buffer-from");
const BASE64_REGEX = /^[A-Za-z0-9+/]*={0,2}$/;
const fromBase64 = (input) => {
if ((input.length * 3) % 4 !== 0) {
throw new TypeError(`Incorrect padding on base64 string.`);
}
if (!BASE64_REGEX.exec(input)) {
throw new TypeError(`Invalid base64 string.`);
}
const buffer = (0, util_buffer_from_1.fromString)(input, "base64");
return new Uint8Array(buffer.buffer, buffer.byteOffset, buffer.byteLength);
};
exports.fromBase64 = fromBase64;

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@@ -0,0 +1,27 @@
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __reExport = (target, mod, secondTarget) => (__copyProps(target, mod, "default"), secondTarget && __copyProps(secondTarget, mod, "default"));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
module.exports = __toCommonJS(src_exports);
__reExport(src_exports, require("././fromBase64"), module.exports);
__reExport(src_exports, require("././toBase64"), module.exports);
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromBase64,
toBase64
});

View File

@@ -0,0 +1,19 @@
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.toBase64 = void 0;
const util_buffer_from_1 = require("@smithy/util-buffer-from");
const util_utf8_1 = require("@smithy/util-utf8");
const toBase64 = (_input) => {
let input;
if (typeof _input === "string") {
input = (0, util_utf8_1.fromUtf8)(_input);
}
else {
input = _input;
}
if (typeof input !== "object" || typeof input.byteOffset !== "number" || typeof input.byteLength !== "number") {
throw new Error("@smithy/util-base64: toBase64 encoder function only accepts string | Uint8Array.");
}
return (0, util_buffer_from_1.fromArrayBuffer)(input.buffer, input.byteOffset, input.byteLength).toString("base64");
};
exports.toBase64 = toBase64;

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var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
fromUtf8: () => fromUtf8,
toUint8Array: () => toUint8Array,
toUtf8: () => toUtf8
});
module.exports = __toCommonJS(src_exports);
// src/fromUtf8.ts
var import_util_buffer_from = require("@smithy/util-buffer-from");
var fromUtf8 = /* @__PURE__ */ __name((input) => {
const buf = (0, import_util_buffer_from.fromString)(input, "utf8");
return new Uint8Array(buf.buffer, buf.byteOffset, buf.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}, "fromUtf8");
// src/toUint8Array.ts
var toUint8Array = /* @__PURE__ */ __name((data) => {
if (typeof data === "string") {
return fromUtf8(data);
}
if (ArrayBuffer.isView(data)) {
return new Uint8Array(data.buffer, data.byteOffset, data.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}
return new Uint8Array(data);
}, "toUint8Array");
// src/toUtf8.ts
var toUtf8 = /* @__PURE__ */ __name((input) => {
if (typeof input === "string") {
return input;
}
if (typeof input !== "object" || typeof input.byteOffset !== "number" || typeof input.byteLength !== "number") {
throw new Error("@smithy/util-utf8: toUtf8 encoder function only accepts string | Uint8Array.");
}
return (0, import_util_buffer_from.fromArrayBuffer)(input.buffer, input.byteOffset, input.byteLength).toString("utf8");
}, "toUtf8");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromUtf8,
toUint8Array,
toUtf8
});

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@@ -0,0 +1,30 @@
'use strict';
const TEXT_ENCODER = typeof TextEncoder == "function" ? new TextEncoder() : null;
const calculateBodyLength = (body) => {
if (typeof body === "string") {
if (TEXT_ENCODER) {
return TEXT_ENCODER.encode(body).byteLength;
}
let len = body.length;
for (let i = len - 1; i >= 0; i--) {
const code = body.charCodeAt(i);
if (code > 0x7f && code <= 0x7ff)
len++;
else if (code > 0x7ff && code <= 0xffff)
len += 2;
if (code >= 0xdc00 && code <= 0xdfff)
i--;
}
return len;
}
else if (typeof body.byteLength === "number") {
return body.byteLength;
}
else if (typeof body.size === "number") {
return body.size;
}
throw new Error(`Body Length computation failed for ${body}`);
};
exports.calculateBodyLength = calculateBodyLength;

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@@ -0,0 +1,32 @@
'use strict';
var node_fs = require('node:fs');
const calculateBodyLength = (body) => {
if (!body) {
return 0;
}
if (typeof body === "string") {
return Buffer.byteLength(body);
}
else if (typeof body.byteLength === "number") {
return body.byteLength;
}
else if (typeof body.size === "number") {
return body.size;
}
else if (typeof body.start === "number" && typeof body.end === "number") {
return body.end + 1 - body.start;
}
else if (body instanceof node_fs.ReadStream) {
if (body.path != null) {
return node_fs.lstatSync(body.path).size;
}
else if (typeof body.fd === "number") {
return node_fs.fstatSync(body.fd).size;
}
}
throw new Error(`Body Length computation failed for ${body}`);
};
exports.calculateBodyLength = calculateBodyLength;

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@@ -0,0 +1,47 @@
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// src/index.ts
var src_exports = {};
__export(src_exports, {
fromArrayBuffer: () => fromArrayBuffer,
fromString: () => fromString
});
module.exports = __toCommonJS(src_exports);
var import_is_array_buffer = require("@smithy/is-array-buffer");
var import_buffer = require("buffer");
var fromArrayBuffer = /* @__PURE__ */ __name((input, offset = 0, length = input.byteLength - offset) => {
if (!(0, import_is_array_buffer.isArrayBuffer)(input)) {
throw new TypeError(`The "input" argument must be ArrayBuffer. Received type ${typeof input} (${input})`);
}
return import_buffer.Buffer.from(input, offset, length);
}, "fromArrayBuffer");
var fromString = /* @__PURE__ */ __name((input, encoding) => {
if (typeof input !== "string") {
throw new TypeError(`The "input" argument must be of type string. Received type ${typeof input} (${input})`);
}
return encoding ? import_buffer.Buffer.from(input, encoding) : import_buffer.Buffer.from(input);
}, "fromString");
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
fromArrayBuffer,
fromString
});

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