AWS Lambda Powertools Logger Transport for LogLayer

A LogLayer transport for AWS Lambda Powertools Logger.

Installation

npm install loglayer @loglayer/transport-aws-lambda-powertools @aws-lambda-powertools/logger

Usage

import { Logger } from '@aws-lambda-powertools/logger';
import { LogLayer } from 'loglayer';
import { PowertoolsTransport } from '@loglayer/transport-aws-lambda-powertools';

// Note: The Logger utility must always be instantiated outside the Lambda handler
// Create a new Powertools logger instance
const powertoolsLogger = new Logger({
  serviceName: 'my-service',
  logLevel: 'INFO'
});

// Create LogLayer instance with Powertools transport
const log = new LogLayer({
  transport: new PowertoolsTransport({
    logger: powertoolsLogger
  })
});

// Use LogLayer as normal
log.withMetadata({ customField: 'value' }).info('Hello from Lambda!');

Log Level Mapping

| LogLayer | Powertools | |----------|------------| | trace | DEBUG | | debug | DEBUG | | info | INFO | | warn | WARN | | error | ERROR | | fatal | ERROR |

License

MIT