与层结合使用 AWS CloudFormation

您可以使用 AWS CloudFormation 创建层并将层与 Lambda 函数关联起来。以下示例模板会创建一个名为 my-lambda-layer 的层，并使用层属性将该层附加到 Lambda 函数。

---
Description: CloudFormation Template for Lambda Function with Lambda Layer
Resources:
  MyLambdaLayer:
    Type: AWS::Lambda::LayerVersion
    Properties:
      LayerName: my-lambda-layer
      Description: My Lambda Layer
      Content:
        S3Bucket: amzn-s3-demo-bucket
        S3Key: my-layer.zip
      CompatibleRuntimes:
        - python3.9
        - python3.10
        - python3.11

  MyLambdaFunction:
    Type: AWS::Lambda::Function
    Properties:
      FunctionName: my-lambda-function
      Runtime: python3.9
      Handler: index.handler
      Timeout: 10
      Policies:
        - AWSLambdaBasicExecutionRole
        - AWSLambda_ReadOnlyAccess
        - AWSXrayWriteOnlyAccess
      Layers:
        - !Ref MyLambdaLayer