Nov 18, 2022How to Pass End-User Attributes to the Backend in WSO2 API ManagerGet this sample code and modify the CustomGatewayJWTGenerator.populateStandardClaims() class as below. @Override public Map<String, Object> populateStandardClaims(JWTInfoDto jwtInfoDto) { Map<String, Object> claims = super.populateStandardClaims(jwtInfoDto); claims.put("custom-attribute", "123"); return claims; } 2. Run mvn clean install and generate the jar file. 3. Copy CustomGatewayJWTGenerator-1.0-SNAPSHOT.jar to <APIM_HOME>/repository/components/dropins directory.Wso21 min readWso21 min read
Nov 2, 2022Using REST APIs to Manage Lambda APIs in WSO2 API ManagerIn this article, I discuss how to use WSO2 API Manager’s Publisher APIs to create and update Lambda APIs — WSO2 API Manager has built-in REST API support for managing all the tasks in the product and you can refer its docs for more information. As you already know, Publisher Portal is used to manage the life cycle of APIs such as create, update, deploy, and delete. Similarly, we can…Wso2 Api Manager3 min readWso2 Api Manager3 min read
Published in AWS Tip·Oct 13, 2022Enable debug logs to monitor AWS Lambda function invocation in WSO2 API ManagerIn this article, I discuss how to enable AWSLambdaMediator and AWS SDK debug logs to monitor AWS Lambda requests/responses — There are two types of logs that you can enable to monitor logs related AWS Lambda function invocation. AWSLambdaMediator logs AWS SDK logs 1. Enabling logs for AWSLambdaMediator AWSLambdaMediator class handles Lambda function invocation using the AWS SDK. It provides some useful logs such as the payload, access method, and status. …Wso21 min readWso21 min read
Sep 30, 2022Custom mediator to handle AWS Lambda responses in WSO2 API ManagerIn this article, I discuss how we can modify responses using the http status code and the payload of AWS Lambda responses in WSO2 API Manager — AWS Lambda as an Endpoint feature is very useful when it comes to utilize the benefits of WSO2 API Gateway for AWS Lambda Functions. Now, WSO2 API Manager has limited support for Lambda Proxy Integration and hence, users can pass headers and parameters to Lambda without modifying the payload. …Wso2 Api Manager4 min readWso2 Api Manager4 min read
Published in AWS Tip·Jul 27, 2022STS AssumeRole Support for Invoking Lambda Functions in WSO2 API ManagerIn this article, I discuss how we can invoke cross-account Lambda functions using WSO2 API Manager 4.1.0 — Latest WSO2 API Manager supports AWS STS AssumeRole to invoke cross-account Lambda functions. Note that this feature is available from 27th July 2022 according to WSO2 APIM docs. 1. Create REST API without an endpoint URL 2. Add AWS Lambda EndpointWso23 min readWso23 min read
Jul 6, 2022How to deploy WSO2 API Manager on EC2 instanceIn this article, I discuss the basic steps to deploy WSO2 API Manager 4.0.0, as a single node (all-in-one) deployment. — Note: You may need to follow additional guidelines such as securing ports, configuring databases, setting up other services for production deployment. Step 1 — Create an EC2 Instance In launch instance wizard for EC2 instances in AWS Console: Choose Ubuntu Server 20.04 LTS (HVM) as Amazon Machine Image.Wso22 min readWso22 min read
Jul 4, 2022How to pass parameters to AWS Lambda using WSO2 API ManagerIn this article, I discuss how we can pass path, query, and header parameters to AWS Lambda with the API request using WSO2 API Manager. — With the new release of WSO2 API Manager 4.1.0, it has enriched the AWS Lambda as an endpoint feature with several sub-features such as ability to pass parameters, support for AWS ECS environments, and support for AWS IMDSv2. Note: For 4.1.0+ parameter passing is enabled by default. You can enable…Wso22 min readWso22 min read
Mar 2, 2022How to change default databases of WSO2 API Manager to databases in MSSQL Docker Container on UbuntuInstall Docker Engine using this link. Create and run MSSQL as a Docker container using following command. sudo docker run -e "ACCEPT_EULA=Y" -e "SA_PASSWORD=Root@123" -p 1433:1433 --name mssql -d mcr.microsoft.com/mssql/server:2019-latest 3. [Optional] Start the mssql container. sudo docker start mssql 4. View running Docker containers to get container-id of mssql…Wso2 Api Manager2 min readWso2 Api Manager2 min read
Jan 12, 2022How to deploy WSO2 API Manager 4.0.0 on localhost as a distributed setup (CP+GW)In this article I will discuss how to configure a distributed WSO2 API-M deployment with Gateway and Control Plane instances. Download WSO2 API Manager 4.0.0 zip file from here Extract the zip file twice to two different folders. (let’s name them control-plane and gateway-worker) Setup the shared database 3. Setup a mysql database using…Wso2 Api Manager2 min readWso2 Api Manager2 min read
Jan 5, 2022Create, Publish, and Invoke WebSocket API in WSO2 API ManagerCreate and Publish Goto Publisher (for ex:- https://localhost:9443/publisher) Select WebSocket API Enter API details 4. Click on Create & Publish button Subscribe and Invoke Goto Developer Portal (for ex:- https://localhost:9443/devportal) Select WebSocketAPI you created before Subscribe the APIWebsocket2 min readWebsocket2 min read
