lambda-scheduler/serverless.yml at master · davelooi/lambda-scheduler · GitHub

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service: lambda-scheduler
plugins:
  - serverless-step-functions
provider:
  name: aws
  profile: lambda
  runtime: ruby2.7
  memorySize: 128
  region: <region>
  iamRoleStatements:
    - Effect: Allow
      Action:
        - lambda:InvokeFunction
      Resource: "arn:aws:lambda:<region>:<account>:function:*"
    - Effect: Allow
      Action:
        - states:CreateStateMachine
      Resource: "arn:aws:states:<region>:<account>:stateMachine:*"
  environment:
    STAGE: ${self:provider.stage}
    REGION: <region>
functions:
  ping:
    handler: scheduler.ping
  iterate:
    handler: scheduler.iterate
stepFunctions:
  stateMachines:
    ten_seconds:
      events:
        - schedule: cron(* * * * ? *)
      definition:
        Comment: Invoke Lambda every 10 seconds
        StartAt: ConfigureCount
        States:
          ConfigureCount:
            Type: Pass
            Result:
              index: 0
              count: 6
            ResultPath: "$.iterator"
            Next: "Iterator"
          Iterator:
            Type: Task
            Resource: arn:aws:lambda:<region>:<account>:function:lambda-scheduler-${self:provider.stage}-iterate
            ResultPath: "$.iterator"
            Next: IsCountReached
          IsCountReached:
            Type: Choice
            Choices:
            - Variable: "$.iterator.continue"
              BooleanEquals: true
              Next: Wait
            Default: Done
          Wait:
            Type: Wait
            Seconds: 10
            Next: Iterator
          Done:
            Type: Pass
            End: true