template.yaml

AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: >
  ballot-writer

  Sample SAM Template for ballot-writer

# More info about Globals: https://github.com/awslabs/serverless-application-model/blob/master/docs/globals.rst
Globals:
  Function:
    Timeout: 240
    MemorySize: 128

Parameters:

  S3Bucket:
    Default: BALLOT_CACHE_SENTRY_DSN
    Description: "The S3 bucket to write to."
    Type: AWS::SSM::Parameter::Value<String>

  SentryDSN:
    Default: SENTRY_DSN
    Description: The Sentry DSN, taken from the Sentry project
    Type: AWS::SSM::Parameter::Value<String>

Resources:
  BallotCacheWriterFunction:
    Type: AWS::Serverless::Function # More info about Function Resource: https://github.com/awslabs/serverless-application-model/blob/master/versions/2016-10-31.md#awsserverlessfunction
    Properties:
      CodeUri: ballot_writer/
      Handler: sentry_sdk.integrations.init_serverless_sdk.sentry_lambda_handler
      Runtime: python3.12
      MemorySize: 128
      ReservedConcurrentExecutions: 1  # Only allow one instance at a time
      Architectures:
        - x86_64
      Environment:
        Variables:
          S3_BUCKET: !Ref S3Bucket
          SENTRY_DSN: !Ref SentryDSN
          SENTRY_INITIAL_HANDLER: app.lambda_handler
          SENTRY_TRACES_SAMPLE_RATE: 0
      Layers:
        - arn:aws:lambda:eu-west-2:943013980633:layer:SentryPythonServerlessSDK:84
      Events:
        UpdateS3Bucket:
          Type: Schedule
          Properties:
            Schedule: rate(2 minutes)
      Policies:
        - Statement:
            - Sid: BallotWriterS3Access
              Effect: Allow
              Action:
                - s3:*
              Resource:
                - !Sub 'arn:aws:s3:::${S3Bucket}'
                - !Sub 'arn:aws:s3:::${S3Bucket}/*'
  CurrentBallotCacheWriterFunction:
    Type: AWS::Serverless::Function # More info about Function Resource: https://github.com/awslabs/serverless-application-model/blob/master/versions/2016-10-31.md#awsserverlessfunction
    Properties:
      CodeUri: ballot_writer/
      Handler: sentry_sdk.integrations.init_serverless_sdk.sentry_lambda_handler
      Runtime: python3.12
      MemorySize: 128
      ReservedConcurrentExecutions: 1  # Only allow one instance at a time
      Architectures:
        - x86_64
      Environment:
        Variables:
          S3_BUCKET: !Ref S3Bucket
          CURRENT_ONLY: "1"
          SENTRY_DSN: !Ref SentryDSN
          SENTRY_INITIAL_HANDLER: app.lambda_handler
          SENTRY_TRACES_SAMPLE_RATE: 0
      Layers:
        - arn:aws:lambda:eu-west-2:943013980633:layer:SentryPythonServerlessSDK:84
      Events:
        UpdateS3Bucket:
          Type: Schedule
          Properties:
            Schedule: rate(2 minutes)
      Policies:
        - Statement:
            - Sid: BallotWriterS3Access
              Effect: Allow
              Action:
                - s3:*
              Resource:
                - !Sub 'arn:aws:s3:::${S3Bucket}'
                - !Sub 'arn:aws:s3:::${S3Bucket}/*'

Outputs:
  BallotCacheWriterFunction:
    Description: "BallotCacheWriterFunction ARN"
    Value: !GetAtt BallotCacheWriterFunction.Arn
  BallotCacheWriterFunctionIamRole:
    Description: "Implicit IAM Role created for Hello World function"
    Value: !GetAtt BallotCacheWriterFunction.Arn