{
  "AWSTemplateFormatVersion": "2010-09-09",
  "Metadata": {},
  "Parameters": {},
  "Rules": {},
  "Mappings": {},
  "Conditions": {},
  "Resources": {
    "MyQueue": {
      "Type": "AWS::SQS::Queue",
      "Properties": {
        "MessageRetentionPeriod": 1209600,
        "QueueName": {
          "Fn::Sub": "${AWS::StackName}-MyQueue"
        },
        "RedrivePolicy": {
          "maxReceiveCount": 10,
          "deadLetterTargetArn": {
            "Fn::GetAtt": [
              "MyQueueDeadLetter",
              "Arn"
            ]
          }
        },
        "VisibilityTimeout": 300
      }
    },
    "MyQueueDeadLetter": {
      "Type": "AWS::SQS::Queue",
      "Properties": {
        "MessageRetentionPeriod": 1209600,
        "VisibilityTimeout": 300,
        "QueueName": {
          "Fn::Sub": [
            "${queue}-dead-letter",
            {
              "queue": {
                "Fn::Sub": "${AWS::StackName}-MyQueue"
              }
            }
          ]
        }
      }
    },
    "MyQueueTopic": {
      "Type": "AWS::SNS::Topic",
      "Properties": {
        "TopicName": {
          "Fn::Sub": "${AWS::StackName}-MyQueue"
        }
      }
    },
    "MyQueueSubscription": {
      "Type": "AWS::SNS::Subscription",
      "Properties": {
        "Protocol": "sqs",
        "TopicArn": {
          "Ref": "MyQueueTopic"
        },
        "Endpoint": {
          "Fn::GetAtt": [
            "MyQueue",
            "Arn"
          ]
        }
      }
    },
    "MyQueuePolicy": {
      "Type": "AWS::SQS::QueuePolicy",
      "Properties": {
        "Queues": [
          {
            "Ref": "MyQueue"
          }
        ],
        "PolicyDocument": {
          "Version": "2008-10-17",
          "Id": "MyQueue",
          "Statement": [
            {
              "Sid": "MyQueue",
              "Effect": "Allow",
              "Action": "sqs:SendMessage",
              "Principal": {
                "AWS": "*"
              },
              "Resource": {
                "Fn::GetAtt": [
                  "MyQueue",
                  "Arn"
                ]
              },
              "Condition": {
                "ArnEquals": {
                  "aws:SourceArn": {
                    "Ref": "MyQueueTopic"
                  }
                }
              }
            }
          ]
        }
      }
    }
  },
  "Outputs": {}
}