simple-instance2.json

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

  "Description": "Deploy a simple Amazon Linux Instance and allow SSH connectivity.",

  "Parameters": {

    "KeyName" : {
      "Description" : "EC2 Key Pair for SSH Access, you must have created these prior to running this.",
      "Type" : "String",
      "Default" : "cloudform-key"
  
    }
}, 

 "Resources": {

    "SimpleInstance" : {
      "Type" : "AWS::EC2::Instance",
      "Properties" : {
        "KeyName" : { "Ref" : "KeyName" },
        "InstanceType" :  "t2.micro" ,
        "ImageId" : "ami-8c1be5f6",
       
	"NetworkInterfaces" : [{
          "GroupSet"                 : [{ "Ref" : "SimpleInstanceSg" }],
          "AssociatePublicIpAddress" : "true",
          "DeviceIndex"              : "0",
          "DeleteOnTermination"      : "true",
          "SubnetId"                 : "subnet-a9bae785"
        }]
       
      }
    },

    "SimpleInstanceSg" : {
   "Type" : "AWS::EC2::SecurityGroup",
   

      "Properties" : {
        "GroupDescription" : "Enable SSH access via port 22",
        "VpcId": "vpc-7c5f6905",

        "SecurityGroupIngress" : [ {
          "IpProtocol" : "tcp",
     
          "FromPort" : "22",
          "ToPort" : "22",
          "CidrIp" : "0.0.0.0/0"
        } ]
      }
    }
  }


}