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

	"Description": "Create a fully functioning stack installation." ,
	"Parameters": {
		"InstanceType": {
			"Description": "Type of EC2 instance to launch",
			"Type": "String",
			"Default": "t1.micro"
		},
		"WebServerPort": {
			"Description": "TCP/IP port fo the webserver",
			"Type": "String",
			"Default": "80"
		},
		"KeyName": {
			"Description": "Name of an existing EC2 KeyPair to enable SSH access to the instances",
			"Type": "String"
		}
	},

	"Mappings": {
		"AWSInstanceType2Arch": {
			"t1.micro"    : { "Arch": "64" },
			"m1.small"    : { "Arch" : "32" },
			"m1.large"    : { "Arch" : "64" },
			"m1.xlarge"   : { "Arch" : "64" },
			"m2.xlarge"   : { "Arch" : "64" },
			"m2.2xlarge"  : { "Arch" : "64" },
			"m2.4xlarge"  : { "Arch" : "64" },
			"c1.medium"   : { "Arch" : "32" },
			"c1.xlarge"   : { "Arch" : "64" },
			"cc1.4xlarge" : { "Arch" : "64" } 
		}, 
		"AWSRegionArch2AMI": {
			"us-east-1": { "32": "ami-3e02f257", "64": "ami-3202f25b" }
		}
	},

	"Resources": {
		"webcf": {
			"Type": "AWS::EC2::Instance",
			"Properties": {
				"InstanceType": { "Ref": "InstanceType" },
				"SecurityGroups": [ { "Ref": "patrickweb" }, "default"  ],
				"KeyName": { "Ref": "KeyName" },
				"Tags": [ {
						"Key": "Name",
						"Value": "drupal"
				} ],
				"ImageId": { "Fn::FindInMap" : [
				 	"AWSRegionArch2AMI", { "Ref": "AWS::Region" },
					{ "Fn::FindInMap": [ "AWSInstanceType2Arch", { "Ref": "InstanceType" }, "Arch" ] } 
				] }
			}
		},

		"patrickweb": {
			"Type": "AWS::EC2::SecurityGroup",
			"Properties": {
				"GroupDescription": "Web security group, allows port 80 in",
				"SecurityGroupIngress": [ {
					"IpProtocol": "tcp",
					"FromPort": "22",
					"ToPort": "22",
					"CidrIp": "0.0.0.0/0"
					},
					{
						"IpProtocol": "tcp",
						"FromPort": { "Ref": "WebServerPort" },
						"ToPort": { "Ref": "WebServerPort" },
						"CidrIp": "0.0.0.0/0"
				} ]
			}
		}
	},

	"Outputs" : {
		"InstanceId" : {
			"Description" : "InstanceId of the newly created EC2 instance",
			"Value" : { "Ref" : "webcf" }
		},
		"AZ" : {
			"Description" : "Availability Zone of the newly created EC2 instance",
			"Value" : { "Fn::GetAtt" : [ "webcf", "AvailabilityZone" ] }
		},
		"PublicIP" : {
			"Description" : "Public IP address of the newly created EC2 instance",
			"Value" : { "Fn::GetAtt" : [ "webcf", "PublicIp" ] }
		}
	}

}