basic-output.template

{
  "AWSTemplateFormatVersion" : "2010-09-09",

  "Description" : "basic template with instance id output",

  "Parameters" : {
    "InstanceTypeInput" : {
      "Description" : "EC2 instance type",
      "Type" : "String"
    }
  },

  "Mappings" : {
    "RegionMap" : {
      "us-east-1"      : { "AMI" : "ami-7f418316" },
      "us-west-1"      : { "AMI" : "ami-951945d0" },
      "us-west-2"      : { "AMI" : "ami-16fd7026" },
      "eu-west-1"      : { "AMI" : "ami-24506250" },
      "sa-east-1"      : { "AMI" : "ami-3e3be423" },
      "ap-southeast-1" : { "AMI" : "ami-74dda626" },
      "ap-northeast-1" : { "AMI" : "ami-dcfa4edd" }
    }
  },


  "Resources" : {
    "Ec2Instance" : {
      "Type" : "AWS::EC2::Instance",
      "Properties" : {
        "InstanceType" : { "Ref" : "InstanceTypeInput"},
        "ImageId" : { "Fn::FindInMap" : [ "RegionMap", { "Ref" : "AWS::Region" }, "AMI" ]}
      }
    }
  },

  "Outputs" : {
    "InstanceId" : {
      "Description" : "InstanceId of the newly created EC2 instance",
      "Value" : { "Ref" : "Ec2Instance" }
    }
  }
}