definition.json

{
  "Comment": "A description of my state machine",
  "StartAt": "DescribeRegions",
  "States": {
    "DescribeRegions": {
      "Type": "Task",
      "Parameters": {},
      "Resource": "arn:aws:states:::aws-sdk:ec2:describeRegions",
      "Next": "Regions"
    },
    "Regions": {
      "Type": "Map",
      "ItemProcessor": {
        "ProcessorConfig": {
          "Mode": "INLINE"
        },
        "StartAt": "ListClusters",
        "States": {
          "ListClusters": {
            "Type": "Task",
            "Resource": "arn:aws:states:::lambda:invoke",
            "OutputPath": "$.Payload",
            "Parameters": {
              "Payload.$": "$",
              "FunctionName": "${list_clusters_function_arn}"
            },
            "Retry": [
              {
                "ErrorEquals": [
                  "Lambda.ServiceException",
                  "Lambda.AWSLambdaException",
                  "Lambda.SdkClientException",
                  "Lambda.TooManyRequestsException"
                ],
                "IntervalSeconds": 2,
                "MaxAttempts": 6,
                "BackoffRate": 2
              }
            ],
            "Next": "Clusters"
          },
          "Clusters": {
            "Type": "Map",
            "ItemProcessor": {
              "ProcessorConfig": {
                "Mode": "DISTRIBUTED",
                "ExecutionType": "EXPRESS"
              },
              "StartAt": "DescribeCluster",
              "States": {
                "DescribeCluster": {
                  "Type": "Task",
                  "Resource": "arn:${partition}:states:::lambda:invoke",
                  "OutputPath": "$.Payload",
                  "Parameters": {
                    "Payload.$": "$",
                    "FunctionName": "${describe_cluster_function_arn}"
                  },
                  "Retry": [
                    {
                      "ErrorEquals": [
                        "Lambda.ServiceException",
                        "Lambda.AWSLambdaException",
                        "Lambda.SdkClientException",
                        "Lambda.TooManyRequestsException"
                      ],
                      "IntervalSeconds": 2,
                      "MaxAttempts": 6,
                      "BackoffRate": 2
                    }
                  ],
                  "End": true
                }
              }
            },
            "End": true,
            "Label": "Clusters",
            "MaxConcurrency": 1000
          }
        }
      },
      "Next": "Notify",
      "ItemsPath": "$.Regions"
    },
    "Notify": {
      "Type": "Task",
      "Resource": "arn:${partition}:states:::lambda:invoke",
      "OutputPath": "$.Payload",
      "Parameters": {
        "Payload.$": "$",
        "FunctionName": "${notify_function_arn}"
      },
      "Retry": [
        {
          "ErrorEquals": [
            "Lambda.ServiceException",
            "Lambda.AWSLambdaException",
            "Lambda.SdkClientException",
            "Lambda.TooManyRequestsException"
          ],
          "IntervalSeconds": 2,
          "MaxAttempts": 6,
          "BackoffRate": 2
        }
      ],
      "End": true
    }
  }
}