template.yaml

---
AWSTemplateFormatVersion: 2010-09-09

Transform: AWS::Serverless-2016-10-31

Globals:
  Api:
    OpenApiVersion: 3.0.1

Parameters:
  Stage:
    Type: String
    Default: staging

  ServiceName:
    Type: String
    Default: eventConsumer


Resources:

  EventS3Bucket:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: !Sub event-consumer-${Stage}
      NotificationConfiguration:
        LambdaConfigurations:
          - Function:
              "Fn::GetAtt":
                - "Function"
                - "Arn"
            Event: s3:ObjectCreated:*

  Function:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: ''
      Handler: main.main
      Timeout: 180
      MemorySize: 512
      Runtime: python3.6
      FunctionName: !Sub ${ServiceName}-${Stage}
      Environment:
        Variables:
          SOURCE_BUCKET: !Sub event-consumer-${Stage}
          TRANSFORMED_BUCKET: uchenchostorage
      Policies:
        - VPCAccessPolicy: {}
        - S3ReadPolicy:
            BucketName: !Sub event-consumer-${Stage}
        - S3WritePolicy:
            BucketName: uchenchostorage
      Events:
        s3Upload:
          Type: S3
          Properties:
            Bucket:
              Ref: EventS3Bucket
            Events: s3:ObjectCreated:*
      Layers:
        - !Ref libs
        - "arn:aws:lambda:us-east-1:668099181075:layer:AWSLambda-Python36-SciPy1x:37"

  libs:
    Type: AWS::Serverless::LayerVersion
    Properties:
      LayerName: pandas-lib
      Description: pandas dependency.
      ContentUri: external/.
      CompatibleRuntimes:
        - python3.6

Outputs:
  FunctionName:
    Description: Service function name
    Value: !Sub ${ServiceName}-${Stage}
    Export:
      Name: !Sub ${ServiceName}-name
  FunctionArn:
    Description: Service Service Function ARN
    Value: !GetAtt Function.Arn
    Export:
      Name: !Sub ${ServiceName}-arn
  EventS3BucketName:
    Value: !Ref EventS3Bucket
    Export:
      Name: event-consumer
  PandasLibrary:
    Value: !Ref libs
    Export:
      Name: pandas-lib