{"version":3,"file":"chainedTokenCredential.js","sourceRoot":"","sources":["../../../src/credentials/chainedTokenCredential.ts"],"names":[],"mappings":"AAAA,uCAAuC;AACvC,kCAAkC;AAGlC,OAAO,EAAE,4BAA4B,EAAE,0BAA0B,EAAE,MAAM,cAAc,CAAC;AACxF,OAAO,EAAE,gBAAgB,EAAE,WAAW,EAAE,aAAa,EAAE,MAAM,oBAAoB,CAAC;AAClF,OAAO,EAAE,aAAa,EAAE,MAAM,oBAAoB,CAAC;AAEnD;;GAEG;AACH,MAAM,CAAC,MAAM,MAAM,GAAG,gBAAgB,CAAC,wBAAwB,CAAC,CAAC;AAEjE;;;;GAIG;AACH,MAAM,OAAO,sBAAsB;IACzB,QAAQ,GAAsB,EAAE,CAAC;IAEzC;;;;;;;;;;;;;;;;;;;;OAoBG;IACH,YAAY,GAAG,OAA0B;QACvC,IAAI,CAAC,QAAQ,GAAG,OAAO,CAAC;IAC1B,CAAC;IAED;;;;;;;;;;;;OAYG;IACH,KAAK,CAAC,QAAQ,CAAC,MAAyB,EAAE,UAA2B,EAAE;QACrE,MAAM,EAAE,KAAK,EAAE,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC,MAAM,EAAE,OAAO,CAAC,CAAC;QAC/D,OAAO,KAAK,CAAC;IACf,CAAC;IAEO,KAAK,CAAC,gBAAgB,CAC5B,MAAyB,EACzB,UAA2B,EAAE;QAE7B,IAAI,KAAK,GAAuB,IAAI,CAAC;QACrC,IAAI,oBAAqC,CAAC;QAC1C,MAAM,MAAM,GAAY,EAAE,CAAC;QAE3B,OAAO,aAAa,CAAC,QAAQ,CAC3B,iCAAiC,EACjC,OAAO,EACP,KAAK,EAAE,cAAc,EAAE,EAAE;YACvB,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,IAAI,CAAC,QAAQ,CAAC,MAAM,IAAI,KAAK,KAAK,IAAI,EAAE,CAAC,EAAE,EAAE,CAAC;gBAChE,IAAI,CAAC;oBACH,KAAK,GAAG,MAAM,IAAI,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC,QAAQ,CAAC,MAAM,EAAE,cAAc,CAAC,CAAC;oBAChE,oBAAoB,GAAG,IAAI,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC;gBAC1C,CAAC;gBAAC,OAAO,GAAQ,EAAE,CAAC;oBAClB,IACE,GAAG,CAAC,IAAI,KAAK,4BAA4B;wBACzC,GAAG,CAAC,IAAI,KAAK,6BAA6B,EAC1C,CAAC;wBACD,MAAM,CAAC,IAAI,CAAC,GAAG,CAAC,CAAC;oBACnB,CAAC;yBAAM,CAAC;wBACN,MAAM,CAAC,QAAQ,CAAC,IAAI,CAAC,WAAW,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC,CAAC;wBAC/C,MAAM,GAAG,CAAC;oBACZ,CAAC;gBACH,CAAC;YACH,CAAC;YAED,IAAI,CAAC,KAAK,IAAI,MAAM,CAAC,MAAM,GAAG,CAAC,EAAE,CAAC;gBAChC,MAAM,GAAG,GAAG,IAAI,4BAA4B,CAC1C,MAAM,EACN,+CAA+C,CAChD,CAAC;gBACF,MAAM,CAAC,QAAQ,CAAC,IAAI,CAAC,WAAW,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC,CAAC;gBAC/C,MAAM,GAAG,CAAC;YACZ,CAAC;YAED,MAAM,CAAC,QAAQ,CAAC,IAAI,CAClB,cAAc,oBAAoB,CAAC,WAAW,CAAC,IAAI,KAAK,aAAa,CAAC,MAAM,CAAC,EAAE,CAChF,CAAC;YAEF,IAAI,KAAK,KAAK,IAAI,EAAE,CAAC;gBACnB,MAAM,IAAI,0BAA0B,CAAC,kCAAkC,CAAC,CAAC;YAC3E,CAAC;YACD,OAAO,EAAE,KAAK,EAAE,oBAAoB,EAAE,CAAC;QACzC,CAAC,CACF,CAAC;IACJ,CAAC;CACF","sourcesContent":["// Copyright (c) Microsoft Corporation.\n// Licensed under the MIT License.\n\nimport type { AccessToken, GetTokenOptions, TokenCredential } from \"@azure/core-auth\";\nimport { AggregateAuthenticationError, CredentialUnavailableError } from \"../errors.js\";\nimport { credentialLogger, formatError, formatSuccess } from \"../util/logging.js\";\nimport { tracingClient } from \"../util/tracing.js\";\n\n/**\n * @internal\n */\nexport const logger = credentialLogger(\"ChainedTokenCredential\");\n\n/**\n * Enables multiple `TokenCredential` implementations to be tried in order until\n * one of the getToken methods returns an access token. For more information, see\n * [ChainedTokenCredential overview](https://aka.ms/azsdk/js/identity/credential-chains#use-chainedtokencredential-for-granularity).\n */\nexport class ChainedTokenCredential implements TokenCredential {\n private _sources: TokenCredential[] = [];\n\n /**\n * Creates an instance of ChainedTokenCredential using the given credentials.\n *\n * @param sources - `TokenCredential` implementations to be tried in order.\n *\n * Example usage:\n * ```ts snippet:chained_token_credential_example\n * import { ClientSecretCredential, ChainedTokenCredential } from \"@azure/identity\";\n *\n * const tenantId = \"<tenant-id>\";\n * const clientId = \"<client-id>\";\n * const clientSecret = \"<client-secret>\";\n * const anotherClientId = \"<another-client-id>\";\n * const anotherSecret = \"<another-client-secret>\";\n *\n * const firstCredential = new ClientSecretCredential(tenantId, clientId, clientSecret);\n * const secondCredential = new ClientSecretCredential(tenantId, anotherClientId, anotherSecret);\n *\n * const credentialChain = new ChainedTokenCredential(firstCredential, secondCredential);\n * ```\n */\n constructor(...sources: TokenCredential[]) {\n this._sources = sources;\n }\n\n /**\n * Returns the first access token returned by one of the chained\n * `TokenCredential` implementations. Throws an {@link AggregateAuthenticationError}\n * when one or more credentials throws an {@link AuthenticationError} and\n * no credentials have returned an access token.\n *\n * This method is called automatically by Azure SDK client libraries. You may call this method\n * directly, but you must also handle token caching and token refreshing.\n *\n * @param scopes - The list of scopes for which the token will have access.\n * @param options - The options used to configure any requests this\n * `TokenCredential` implementation might make.\n */\n async getToken(scopes: string | string[], options: GetTokenOptions = {}): Promise<AccessToken> {\n const { token } = await this.getTokenInternal(scopes, options);\n return token;\n }\n\n private async getTokenInternal(\n scopes: string | string[],\n options: GetTokenOptions = {},\n ): Promise<{ token: AccessToken; successfulCredential: TokenCredential }> {\n let token: AccessToken | null = null;\n let successfulCredential: TokenCredential;\n const errors: Error[] = [];\n\n return tracingClient.withSpan(\n \"ChainedTokenCredential.getToken\",\n options,\n async (updatedOptions) => {\n for (let i = 0; i < this._sources.length && token === null; i++) {\n try {\n token = await this._sources[i].getToken(scopes, updatedOptions);\n successfulCredential = this._sources[i];\n } catch (err: any) {\n if (\n err.name === \"CredentialUnavailableError\" ||\n err.name === \"AuthenticationRequiredError\"\n ) {\n errors.push(err);\n } else {\n logger.getToken.info(formatError(scopes, err));\n throw err;\n }\n }\n }\n\n if (!token && errors.length > 0) {\n const err = new AggregateAuthenticationError(\n errors,\n \"ChainedTokenCredential authentication failed.\",\n );\n logger.getToken.info(formatError(scopes, err));\n throw err;\n }\n\n logger.getToken.info(\n `Result for ${successfulCredential.constructor.name}: ${formatSuccess(scopes)}`,\n );\n\n if (token === null) {\n throw new CredentialUnavailableError(\"Failed to retrieve a valid token\");\n }\n return { token, successfulCredential };\n },\n );\n }\n}\n"]}
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