AWS_Step_Function_Dynamic_Parallelism/StepFunction.json - main - osbornray/PythonHacks

AWS_Step_Function_Dynamic_Parallelism/StepFunction.json

73 строки2 KB

RekhuGopal

Dynamic Parallel Processing at AWS

21 май 2022, 18:40

21 май 2022, 18:40e7c1123

{
    "StartAt": "ValidatePayment",
    "States": {
      "ValidatePayment": {
        "Type": "Task",
        "Resource": "arn:aws:lambda:ap-south-1:357171621133:function:ProcessingLambda",
        "Next": "CheckPayment"
      },
      "CheckPayment": {
        "Type": "Choice",
        "Choices": [
          {
            "Not": {
              "Variable": "$.payment",
              "StringEquals": "Ok"
            },
            "Next": "PaymentFailed"
          }
        ],
        "Default": "ProcessAllItems"
      },
      "PaymentFailed": {
        "Type": "Task",
        "Resource": "arn:aws:lambda:ap-south-1:357171621133:function:ProcessingLambda",
        "End": true
      },
      "ProcessAllItems": {
        "Type": "Map",
        "InputPath": "$.detail",
        "ItemsPath": "$.items",
        "MaxConcurrency": 3,
        "Iterator": {
          "StartAt": "CheckAvailability",
          "States": {
            "CheckAvailability": {
              "Type": "Task",
              "Resource": "arn:aws:lambda:ap-south-1:357171621133:function:ProcessingLambda",
              "Retry": [
                {
                  "ErrorEquals": [
                    "TimeOut"
                  ],
                  "IntervalSeconds": 1,
                  "BackoffRate": 2,
                  "MaxAttempts": 3
                }
              ],
              "Next": "PrepareForDelivery"
            },
            "PrepareForDelivery": {
              "Type": "Task",
              "Resource": "arn:aws:lambda:ap-south-1:357171621133:function:ProcessingLambda",
              "Next": "StartDelivery"
            },
            "StartDelivery": {
              "Type": "Task",
              "Resource": "arn:aws:lambda:ap-south-1:357171621133:function:ProcessingLambda",
              "End": true
            }
          }
        },
        "ResultPath": "$.detail.processedItems",
        "Next": "SendOrderSummary"
      },
      "SendOrderSummary": {
        "Type": "Task",
        "InputPath": "$.detail.processedItems",
        "Resource": "arn:aws:lambda:ap-south-1:357171621133:function:ProcessingLambda",
        "ResultPath": "$.detail.summary",
        "End": true
      }
    }
  }