serverless.yml

service: file-watcher
frameworkVersion: ">=1.40.0 <2.0.0"

provider:
  name: aws
  runtime: python3.7
  region: us-east-1
  versionFunctions: false
  vpc:
    securityGroupIds:
      - sg-ex1mpl3secgrp
    subnetIds:
      - subnet-ex1mpl3subn3t1
      - subnet-ex1mpl3subn3t2
  environment:
    INGEST_BUCKET: serverless-poc-${opt:stage, self:provider.stage}
    SNOWSQL_ACCOUNT: ${ssm:/serverless/dev/snowsql/acct}
    SNOWSQL_USER: ${ssm:/serverless/dev/snowsql/user~true} # ~true as this is encrypted
    SNOWSQL_PWD: ${ssm:/serverless/dev/snowsql/pass~true}  # ~true as this is encrypted
    SNOWSQL_ROLE: ${ssm:/serverless/dev/snowsql/role}
    SNOWSQL_WAREHOUSE: ${ssm:/serverless/dev/snowsql/warehouse}
    SNOWSQL_DATABASE: ${ssm:/serverless/dev/snowsql/db}
    SNOWSQL_SCHEMA: ${ssm:/serverless/dev/snowsql/schema}

  tags:
    Environment: ${opt:stage, self:provider.stage} # use the --stage cmdarg or provider.stage as default is no cmdarg specified
    Tier: Ingest

functions:
  s3FileCreated:
    handler: handler.s3_file_created
    description: Store metadata to Snowflake for each delivered file to a bucket CREATED from the framework
    timeout: 60
    events: # All events associated with this function
      - s3:
          bucket: ${self:provider.environment.INGEST_BUCKET}
          event: s3:ObjectCreated:*
          # rules:
          #   - prefix: uploads/
          #   - suffix: .jpg

  s3FileCreatedExistingBucket:
    handler: handler.s3_file_created
    description: Store metadata to Snowflake for each delivered file to an EXISTING bucket
    timeout: 60
    events:
      - existingS3:
          bucket: 's3-serverless-poc-existing'
          events: 
            - s3:ObjectCreated:*
          rules:
            - prefix: ocean/pin_base/prod/
      - existingS3:
          bucket: 's3-serverless-poc-existing'
          events: 
            - s3:ObjectCreated:*
          rules:
            - prefix: ocean/pin_base_stest/prod/     
      - existingS3:
          bucket: 's3-serverless-poc-existing'
          events: 
            - s3:ObjectCreated:*
          rules:
            - prefix: ocean/ods/prod/

plugins:
  - serverless-python-requirements   # Python module packaging
  - serverless-plugin-existing-s3    # Attach a Lambda fn to an existing S3 bucket

custom:
  pythonRequirements:
    dockerizePip: non-linux