stepfunction-workflow.json

{
  "Comment": "Creation of EC2",
  "StartAt": "Create EC2",
  "States": {
    "Create EC2": {
      "Type": "Task",
      "Resource": "arn:aws:states:::lambda:invoke",
      "OutputPath": "$.Payload",
      "Parameters": {
        "Payload.$": "$",
        "FunctionName": "${aws_lambda_function.create-ec2.arn}"
      },
      "Retry": [
        {
          "ErrorEquals": [
            "Lambda.ServiceException",
            "Lambda.AWSLambdaException",
            "Lambda.SdkClientException"
          ],
          "IntervalSeconds": 2,
          "MaxAttempts": 6,
          "BackoffRate": 2
        }
      ],
      "Next": "SSM Run Command"
    },
    "SSM Run Command": {
      "Type": "Task",
      "Resource": "arn:aws:states:::lambda:invoke",
      "OutputPath": "$.Payload",
      "Parameters": {
        "Payload.$": "$",
        "FunctionName": "${aws_lambda_function.ssm-runcmd.arn}"
      },
      "Retry": [
        {
          "ErrorEquals": [
            "Lambda.ServiceException",
            "Lambda.AWSLambdaException",
            "Lambda.SdkClientException"
          ],
          "IntervalSeconds": 2,
          "MaxAttempts": 6,
          "BackoffRate": 2
        }
      ],
      "Next": "Wait"
    },
    "Wait": {
      "Type": "Wait",
      "Seconds": 30,
      "Next": "Get RunCommand Status"
    },
    "Get RunCommand Status": {
      "Type": "Task",
      "Resource": "arn:aws:states:::lambda:invoke",
      "OutputPath": "$.Payload",
      "Parameters": {
        "Payload.$": "$",
        "FunctionName": "${aws_lambda_function.get-ssm-run-status.arn}"
      },
      "Retry": [
        {
          "ErrorEquals": [
            "Lambda.ServiceException",
            "Lambda.AWSLambdaException",
            "Lambda.SdkClientException"
          ],
          "IntervalSeconds": 2,
          "MaxAttempts": 6,
          "BackoffRate": 2
        }
      ],
      "Next": "Check RunCommand Status"
    },
    "Check RunCommand Status": {
      "Type": "Choice",
      "Choices": [
        {
          "Variable": "$.status",
          "StringMatches": "Success",
          "Next": "Success"
        },
        {
          "Or": [
            {
              "Variable": "$.status",
              "StringMatches": "InProgress"
            },
            {
              "Variable": "$.status",
              "StringMatches": "Delayed"
            },
            {
              "Variable": "$.status",
              "StringMatches": "Pending"
            },
            {
              "Variable": "$.status",
              "StringMatches": "Incomplete"
            }
          ],
          "Next": "Wait"
        },
        {
          "Variable": "$.status",
          "StringMatches": "Failed",
          "Next": "Fail"
        }
      ]
    },
    "Success": {
      "Type": "Task",
      "Resource": "arn:aws:states:::lambda:invoke",
      "OutputPath": "$.Payload",
      "Parameters": {
        "Payload.$": "$",
        "FunctionName": "${aws_lambda_function.delete-ec2.arn}"
      },
      "Retry": [
        {
          "ErrorEquals": [
            "Lambda.ServiceException",
            "Lambda.AWSLambdaException",
            "Lambda.SdkClientException"
          ],
          "IntervalSeconds": 2,
          "MaxAttempts": 6,
          "BackoffRate": 2
        }
      ],
      "End": true
    },
    "Fail": {
      "Type": "Task",
      "Resource": "arn:aws:states:::lambda:invoke",
      "OutputPath": "$.Payload",
      "Parameters": {
        "Payload.$": "$",
        "FunctionName": "${aws_lambda_function.delete-ec2.arn}"
      },
      "Retry": [
        {
          "ErrorEquals": [
            "Lambda.ServiceException",
            "Lambda.AWSLambdaException",
            "Lambda.SdkClientException"
          ],
          "IntervalSeconds": 2,
          "MaxAttempts": 6,
          "BackoffRate": 2
        }
      ],
      "End": true
    }
  }
}