@azure/msal-node
Version:
Microsoft Authentication Library for Node
89 lines (86 loc) • 6.1 kB
JavaScript
/*! @azure/msal-node v3.6.4 2025-07-23 */
;
import { ManagedIdentityRequestParameters } from '../../config/ManagedIdentityRequestParameters.mjs';
import { BaseManagedIdentitySource } from './BaseManagedIdentitySource.mjs';
import { ManagedIdentityEnvironmentVariableNames, ManagedIdentitySourceNames, ManagedIdentityIdType, ManagedIdentityHeaders, ManagedIdentityQueryParameters, HttpMethod } from '../../utils/Constants.mjs';
/*
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License.
*/
const SERVICE_FABRIC_MSI_API_VERSION = "2019-07-01-preview";
/**
* Original source of code: https://github.com/Azure/azure-sdk-for-net/blob/main/sdk/identity/Azure.Identity/src/ServiceFabricManagedIdentitySource.cs
*/
class ServiceFabric extends BaseManagedIdentitySource {
/**
* Constructs a new ServiceFabric managed identity source.
* @param logger Logger instance for logging
* @param nodeStorage NodeStorage instance for caching
* @param networkClient Network client for HTTP requests
* @param cryptoProvider Crypto provider for cryptographic operations
* @param disableInternalRetries Whether to disable internal retry logic
* @param identityEndpoint The Service Fabric managed identity endpoint
* @param identityHeader The Service Fabric managed identity secret header
*/
constructor(logger, nodeStorage, networkClient, cryptoProvider, disableInternalRetries, identityEndpoint, identityHeader) {
super(logger, nodeStorage, networkClient, cryptoProvider, disableInternalRetries);
this.identityEndpoint = identityEndpoint;
this.identityHeader = identityHeader;
}
/**
* Retrieves the environment variables required for Service Fabric managed identity.
* @returns An array containing the identity endpoint, identity header, and identity server thumbprint.
*/
static getEnvironmentVariables() {
const identityEndpoint = process.env[ManagedIdentityEnvironmentVariableNames.IDENTITY_ENDPOINT];
const identityHeader = process.env[ManagedIdentityEnvironmentVariableNames.IDENTITY_HEADER];
const identityServerThumbprint = process.env[ManagedIdentityEnvironmentVariableNames
.IDENTITY_SERVER_THUMBPRINT];
return [identityEndpoint, identityHeader, identityServerThumbprint];
}
/**
* Attempts to create a ServiceFabric managed identity source if all required environment variables are present.
* @param logger Logger instance for logging
* @param nodeStorage NodeStorage instance for caching
* @param networkClient Network client for HTTP requests
* @param cryptoProvider Crypto provider for cryptographic operations
* @param disableInternalRetries Whether to disable internal retry logic
* @param managedIdentityId Managed identity identifier
* @returns A ServiceFabric instance if environment variables are set, otherwise null
*/
static tryCreate(logger, nodeStorage, networkClient, cryptoProvider, disableInternalRetries, managedIdentityId) {
const [identityEndpoint, identityHeader, identityServerThumbprint] = ServiceFabric.getEnvironmentVariables();
if (!identityEndpoint || !identityHeader || !identityServerThumbprint) {
logger.info(`[Managed Identity] ${ManagedIdentitySourceNames.SERVICE_FABRIC} managed identity is unavailable because one or all of the '${ManagedIdentityEnvironmentVariableNames.IDENTITY_HEADER}', '${ManagedIdentityEnvironmentVariableNames.IDENTITY_ENDPOINT}' or '${ManagedIdentityEnvironmentVariableNames.IDENTITY_SERVER_THUMBPRINT}' environment variables are not defined.`);
return null;
}
const validatedIdentityEndpoint = ServiceFabric.getValidatedEnvVariableUrlString(ManagedIdentityEnvironmentVariableNames.IDENTITY_ENDPOINT, identityEndpoint, ManagedIdentitySourceNames.SERVICE_FABRIC, logger);
logger.info(`[Managed Identity] Environment variables validation passed for ${ManagedIdentitySourceNames.SERVICE_FABRIC} managed identity. Endpoint URI: ${validatedIdentityEndpoint}. Creating ${ManagedIdentitySourceNames.SERVICE_FABRIC} managed identity.`);
if (managedIdentityId.idType !== ManagedIdentityIdType.SYSTEM_ASSIGNED) {
logger.warning(`[Managed Identity] ${ManagedIdentitySourceNames.SERVICE_FABRIC} user assigned managed identity is configured in the cluster, not during runtime. See also: https://learn.microsoft.com/en-us/azure/service-fabric/configure-existing-cluster-enable-managed-identity-token-service.`);
}
return new ServiceFabric(logger, nodeStorage, networkClient, cryptoProvider, disableInternalRetries, identityEndpoint, identityHeader);
}
/**
* Creates the request parameters for acquiring a token from the Service Fabric cluster.
* @param resource - The resource URI for which the token is requested.
* @param managedIdentityId - The managed identity ID (system-assigned or user-assigned).
* @returns A ManagedIdentityRequestParameters object configured for Service Fabric.
*/
createRequest(resource, managedIdentityId) {
const request = new ManagedIdentityRequestParameters(HttpMethod.GET, this.identityEndpoint);
request.headers[ManagedIdentityHeaders.ML_AND_SF_SECRET_HEADER_NAME] =
this.identityHeader;
request.queryParameters[ManagedIdentityQueryParameters.API_VERSION] =
SERVICE_FABRIC_MSI_API_VERSION;
request.queryParameters[ManagedIdentityQueryParameters.RESOURCE] =
resource;
if (managedIdentityId.idType !== ManagedIdentityIdType.SYSTEM_ASSIGNED) {
request.queryParameters[this.getManagedIdentityUserAssignedIdQueryParameterKey(managedIdentityId.idType)] = managedIdentityId.id;
}
// bodyParameters calculated in BaseManagedIdentity.acquireTokenWithManagedIdentity
return request;
}
}
export { ServiceFabric };
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