AWS Code Sample


This post authentication sample Lambda function sends data from a successful sign-in to CloudWatch Logs.

// Copyright 2010-2019, Inc. or its affiliates. All Rights Reserved. // // This file is licensed under the Apache License, Version 2.0 (the "License"). // You may not use this file except in compliance with the License. A copy of // the License is located at // // // // This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR // CONDITIONS OF ANY KIND, either express or implied. See the License for the // specific language governing permissions and limitations under the License. exports.handler = (event, context, callback) => { // Send post authentication data to Cloudwatch logs console.log ("Authentication successful"); console.log ("Trigger function =", event.triggerSource); console.log ("User pool = ", event.userPoolId); console.log ("App client ID = ", event.callerContext.clientId); console.log ("User ID = ", event.userName); // Return to Amazon Cognito callback(null, event); };

Sample Details

Service: cognito-idp

Last tested: 2019-01-30

Author: AWS

Type: full-example

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