serverless.yml

# Receive and publish AWS health events
service: aws-health-event-to-slack-message

plugins:
  - serverless-python-requirements
  - serverless-sam


custom:
  stage: "${opt:stage, env:SLS_STAGE, 'dev'}"
  profile: "${opt:aws-profile, env:AWS_PROFILE, env:AWS_DEFAULT_PROFILE, 'default'}"
  log_level: "${env:LOG_LEVEL, 'INFO'}"

  pythonRequirements:
    dockerizePip: false


provider:
  name: aws
  profile: ${self:custom.profile}
  stage: ${self:custom.stage}
  runtime: python3.11
  environment:
    LOG_LEVEL: ${self:custom.log_level}
  stackTags:
    x-service: aws-health-event-publisher
    x-stack: ${self:service}-${self:provider.stage}
  iamRoleStatements:
    - Effect: "Allow"
      Action: "SNS:Publish"
      Resource:
        Ref: HealthEventSnsTopic


functions:
  SnsHealthEventPublisher:
    handler: handlers/aws_health_event_publisher.handler
    description: "Receive and publish AWS Health events"
    memorySize: 128
    timeout: 10
    environment:
      AWS_SNS_TOPIC_ARN:
        Ref: HealthEventSnsTopic
    events:
      - cloudwatchEvent:
          event:
            source:
              - "aws.health"


resources:
  Resources:
    HealthEventSnsTopic:
      Type: "AWS::SNS::Topic"


  Outputs:
    HealthEventSnsTopicArn:
      Description: "AWS SNS Topic ARN"
      Value:
        Ref: HealthEventSnsTopic
      Export:
        Name: "${self:service}-${self:provider.stage}-HealthEventSnsTopicArn"