template.yaml

AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: >
  eventbridge-lambda

  Sample SAM Template for eventbridge-lambda

# More info about Globals: https://github.com/awslabs/serverless-application-model/blob/master/docs/globals.rst
Globals:
  Function:
    Timeout: 3

Resources:
  HelloWorldFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: app.lambda_handler
      Runtime: python3.13
      CodeUri: hello_world/
      Policies:
        - CloudWatchLogsFullAccess
      Events:
        EventBridgeRule:
          Type: CloudWatchEvent
          Properties:
            Pattern:
              source:
                - "custom.myapp"
              detail-type:
                - "MyApp Event"
              detail:
                status:
                  - "trigger"

  EventBridgeRule:
    Type: AWS::Events::Rule
    Properties:
      Name: MyEventBridgeRule
      EventPattern:
        source:
          - "custom.myapp"
        detail-type:
          - "MyApp Event"
        detail:
          status:
            - "trigger"
      Targets:
        - Arn: !GetAtt HelloWorldFunction.Arn
          Id: "HelloWorldFunctionTarget"

  LambdaInvokePermission:
    Type: AWS::Lambda::Permission
    Properties:
      Action: lambda:InvokeFunction
      FunctionName: !GetAtt HelloWorldFunction.Arn
      Principal: events.amazonaws.com
      SourceArn: !GetAtt EventBridgeRule.Arn
  
Outputs:
  HelloWorldFunction:
    Description: Lambda Function ARN
    Value: !GetAtt HelloWorldFunction.Arn