Amazon MSK examples using SDK for JavaScript (v3) - AWS SDK Code Examples
Serverless examples

There are more AWS SDK examples available in the AWS Doc SDK Examples GitHub repo.

Amazon MSK examples using SDK for JavaScript (v3)

The following code examples show you how to perform actions and implement common scenarios by using the AWS SDK for JavaScript (v3) with Amazon MSK.

Each example includes a link to the complete source code, where you can find instructions on how to set up and run the code in context.

Serverless examples

The following code example shows how to implement a Lambda function that receives an event triggered by receiving records from an Amazon MSK cluster. The function retrieves the MSK payload and logs the record contents.

SDK for JavaScript (v3)
Note

There's more on GitHub. Find the complete example and learn how to set up and run in the Serverless examples repository.

Consuming an Amazon MSK event with Lambda using JavaScript.


exports.handler = async (event) => {
    // Iterate through keys
    for (let key in event.records) {
      console.log('Key: ', key)
      // Iterate through records
      event.records[key].map((record) => {
        console.log('Record: ', record)
        // Decode base64
        const msg = Buffer.from(record.value, 'base64').toString()
        console.log('Message:', msg)
      }) 
    }
}