68 lines
3.6 KiB
JavaScript
68 lines
3.6 KiB
JavaScript
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import { AssumeRoleCommand } from "./commands/AssumeRoleCommand";
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import { AssumeRoleWithWebIdentityCommand, } from "./commands/AssumeRoleWithWebIdentityCommand";
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const ASSUME_ROLE_DEFAULT_REGION = "us-east-1";
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const resolveRegion = async (_region, _parentRegion, credentialProviderLogger) => {
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const region = typeof _region === "function" ? await _region() : _region;
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const parentRegion = typeof _parentRegion === "function" ? await _parentRegion() : _parentRegion;
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credentialProviderLogger?.debug?.("@aws-sdk/client-sts::resolveRegion", "accepting first of:", `${region} (provider)`, `${parentRegion} (parent client)`, `${ASSUME_ROLE_DEFAULT_REGION} (STS default)`);
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return region ?? parentRegion ?? ASSUME_ROLE_DEFAULT_REGION;
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};
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export const getDefaultRoleAssumer = (stsOptions, stsClientCtor) => {
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let stsClient;
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let closureSourceCreds;
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return async (sourceCreds, params) => {
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closureSourceCreds = sourceCreds;
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if (!stsClient) {
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const { logger = stsOptions?.parentClientConfig?.logger, region, requestHandler = stsOptions?.parentClientConfig?.requestHandler, credentialProviderLogger, } = stsOptions;
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const resolvedRegion = await resolveRegion(region, stsOptions?.parentClientConfig?.region, credentialProviderLogger);
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stsClient = new stsClientCtor({
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credentialDefaultProvider: () => async () => closureSourceCreds,
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region: resolvedRegion,
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requestHandler: requestHandler,
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logger: logger,
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});
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}
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const { Credentials } = await stsClient.send(new AssumeRoleCommand(params));
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if (!Credentials || !Credentials.AccessKeyId || !Credentials.SecretAccessKey) {
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throw new Error(`Invalid response from STS.assumeRole call with role ${params.RoleArn}`);
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}
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return {
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accessKeyId: Credentials.AccessKeyId,
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secretAccessKey: Credentials.SecretAccessKey,
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sessionToken: Credentials.SessionToken,
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expiration: Credentials.Expiration,
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credentialScope: Credentials.CredentialScope,
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};
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};
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};
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export const getDefaultRoleAssumerWithWebIdentity = (stsOptions, stsClientCtor) => {
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let stsClient;
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return async (params) => {
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if (!stsClient) {
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const { logger = stsOptions?.parentClientConfig?.logger, region, requestHandler = stsOptions?.parentClientConfig?.requestHandler, credentialProviderLogger, } = stsOptions;
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const resolvedRegion = await resolveRegion(region, stsOptions?.parentClientConfig?.region, credentialProviderLogger);
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stsClient = new stsClientCtor({
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region: resolvedRegion,
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requestHandler: requestHandler,
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logger: logger,
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});
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}
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const { Credentials } = await stsClient.send(new AssumeRoleWithWebIdentityCommand(params));
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if (!Credentials || !Credentials.AccessKeyId || !Credentials.SecretAccessKey) {
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throw new Error(`Invalid response from STS.assumeRoleWithWebIdentity call with role ${params.RoleArn}`);
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}
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return {
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accessKeyId: Credentials.AccessKeyId,
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secretAccessKey: Credentials.SecretAccessKey,
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sessionToken: Credentials.SessionToken,
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expiration: Credentials.Expiration,
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credentialScope: Credentials.CredentialScope,
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};
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};
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};
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export const decorateDefaultCredentialProvider = (provider) => (input) => provider({
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roleAssumer: getDefaultRoleAssumer(input, input.stsClientCtor),
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roleAssumerWithWebIdentity: getDefaultRoleAssumerWithWebIdentity(input, input.stsClientCtor),
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...input,
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});
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