function.yaml

---
AWSTemplateFormatVersion: "2010-09-09"
Description: >-
  Demonstration of how to use the go-arm-lambda layer with a
  Lambda function.


Parameters:

  CodeS3Bucket:
    Type: String
    Description: >-
      S3 bucket where example binary ZIP lives.
    Default: "ary.pub-lambda-community"

  CodeS3Key:
    Type: String
    Description: >-
      Example lambda binary key path.
    Default: "go-arm-lambda/example-function.zip"


Resources:

  LambdaFunction:
    Type: AWS::Lambda::Function
    Properties:
      Architectures:
        - arm64
      Code:
        S3Bucket: !Ref CodeS3Bucket
        S3Key: !Ref CodeS3Key
      Description: >-
        Example function for the go-arm-lambda project.
      Handler: example-func
      Layers:
        - !Sub "arn:aws:lambda:${AWS::Region}:${AWS::AccountId}:layer:golang-arm-runtime:4"
      MemorySize: 128
      PackageType: Zip
      Role: !GetAtt ExecutionRole.Arn
      Runtime: provided.al2
      Timeout: 15

  ExecutionRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument:
        Version: "2012-10-17"
        Statement:
          Effect: Allow
          Principal:
            Service: "lambda.amazonaws.com"
          Action: "sts:AssumeRole"
      Description: >-
        Role for example go-arm-lambda function.
      ManagedPolicyArns:
        - "arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole"