{
  "Comment": "Suspend ASG and reboot instances in the group",
  "StartAt": "SetVariables",
  "States": {
    "SetVariables": {
      "Type": "Pass",
      "Result": {
        "asgName": "acme-dev-web-asg"
      },
      "ResultPath": "$.vars",
      "Next": "SuspendProcesses"
    },
    "SuspendProcesses": {
      "Type": "Task",
      "Parameters": {
        "AutoScalingGroupName.$": "$.vars.asgName"
      },
      "Resource": "arn:aws:states:::aws-sdk:autoscaling:suspendProcesses",
      "ResultPath": "$.suspendResult",
      "Next": "DescribeAutoScalingGroups"
    },
    "DescribeAutoScalingGroups": {
      "Type": "Task",
      "Parameters": {
        "AutoScalingGroupNames.$": "States.Array($.vars.asgName)",
        "MaxRecords": 1
      },
      "Resource": "arn:aws:states:::aws-sdk:autoscaling:describeAutoScalingGroups",
      "Next": "RebootInstances",
      "ResultPath": "$.asgData"
    },
    "RebootInstances": {
      "Type": "Task",
      "Parameters": {
        "InstanceIds.$": "$.asgData.AutoScalingGroups[0].Instances[*].InstanceId"
      },
      "Resource": "arn:aws:states:::aws-sdk:ec2:rebootInstances",
      "ResultPath": "$.rebootResult",
      "Next": "ResumeProcesses"
    },
    "ResumeProcesses": {
      "Type": "Task",
      "Parameters": {
        "AutoScalingGroupName.$": "$.vars.asgName"
      },
      "Resource": "arn:aws:states:::aws-sdk:autoscaling:resumeProcesses",
      "End": true
    }
  }
}