serverless.yml

service: serverless-lambda-container-otel-layer
frameworkVersion: '3'

provider:
  name: aws
  region: us-east-2
  architecture: arm64 # this needs to match the otel Lambda Layer architecture
  tracing:
    lambda: true
  ecr:
    images:
      example-image:
        path: ./

functions:
  api:
    image:
      name: example-image
    timeout: 10
    environment:
      # let otel Lambda Layer where the config file is located at
      OPENTELEMETRY_COLLECTOR_CONFIG_FILE: "/var/task/collector.yaml"
      AWS_LAMBDA_EXEC_WRAPPER: "/opt/otel-handler"
      OTEL_SERVICE_NAME: "serverless-lambda-container-otel-layer-example"
      OTEL_RESOURCE_ATTRIBUTES: "deployment.environment=staging"

      # optional otel collector Lambda Layer config:
      OTEL_LOG_LEVEL: "DEBUG"

    events:
      - httpApi:
          path: /
          method: get