flow like the river

VISUALIZACION/node_modules/mongodb/lib/cmap/auth/mongodb_oidc.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.MongoDBOIDC = exports.OIDC_WORKFLOWS = void 0;
+const error_1 = require("../../error");
+const auth_provider_1 = require("./auth_provider");
+const aws_service_workflow_1 = require("./mongodb_oidc/aws_service_workflow");
+const azure_service_workflow_1 = require("./mongodb_oidc/azure_service_workflow");
+const callback_workflow_1 = require("./mongodb_oidc/callback_workflow");
+/** Error when credentials are missing. */
+const MISSING_CREDENTIALS_ERROR = 'AuthContext must provide credentials.';
+/** @internal */
+exports.OIDC_WORKFLOWS = new Map();
+exports.OIDC_WORKFLOWS.set('callback', new callback_workflow_1.CallbackWorkflow());
+exports.OIDC_WORKFLOWS.set('aws', new aws_service_workflow_1.AwsServiceWorkflow());
+exports.OIDC_WORKFLOWS.set('azure', new azure_service_workflow_1.AzureServiceWorkflow());
+/**
+ * OIDC auth provider.
+ * @experimental
+ */
+class MongoDBOIDC extends auth_provider_1.AuthProvider {
+    /**
+     * Instantiate the auth provider.
+     */
+    constructor() {
+        super();
+    }
+    /**
+     * Authenticate using OIDC
+     */
+    async auth(authContext) {
+        const { connection, reauthenticating, response } = authContext;
+        const credentials = getCredentials(authContext);
+        const workflow = getWorkflow(credentials);
+        await workflow.execute(connection, credentials, reauthenticating, response);
+    }
+    /**
+     * Add the speculative auth for the initial handshake.
+     */
+    async prepare(handshakeDoc, authContext) {
+        const credentials = getCredentials(authContext);
+        const workflow = getWorkflow(credentials);
+        const result = await workflow.speculativeAuth(credentials);
+        return { ...handshakeDoc, ...result };
+    }
+}
+exports.MongoDBOIDC = MongoDBOIDC;
+/**
+ * Get credentials from the auth context, throwing if they do not exist.
+ */
+function getCredentials(authContext) {
+    const { credentials } = authContext;
+    if (!credentials) {
+        throw new error_1.MongoMissingCredentialsError(MISSING_CREDENTIALS_ERROR);
+    }
+    return credentials;
+}
+/**
+ * Gets either a device workflow or callback workflow.
+ */
+function getWorkflow(credentials) {
+    const providerName = credentials.mechanismProperties.PROVIDER_NAME;
+    const workflow = exports.OIDC_WORKFLOWS.get(providerName || 'callback');
+    if (!workflow) {
+        throw new error_1.MongoInvalidArgumentError(`Could not load workflow for provider ${credentials.mechanismProperties.PROVIDER_NAME}`);
+    }
+    return workflow;
+}
+//# sourceMappingURL=mongodb_oidc.js.map