A cloud front template to bring up a seyren node

seyren_cloudfront.json

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

  "Description" : "AWS CloudFormation Sample Template creates a seyren application. The template uses the WaitCondition resource to synchronize creation of the stack with the application becoming healthy. **WARNING** This template creates an Amazon EC2 instance and an Elastic IP Address. You will be billed for the AWS resources used if you create a stack from this template.",

  "Parameters" : {
    "KeyName" : {
      "Description" : "Name of an existing EC2 KeyPair to enable SSH access to the instance",
      "Type" : "String"
    },
    "GraphiteUrl" : {
      "Description" : "The graphite url where you want to load data from",
      "Type" : "String"
    },
    "GraphiteUsername" : {
      "Description" : "The graphite username if authentication is used. Default: ``",
      "Type" : "String",
	  "Default" : ""
    },				
    "GraphitePassword" : {
      "Description" : "The graphite server password if authentication is used. Default: ``",
      "Type" : "String",
	  "Default" : ""
    },
    "SeyrenUrl" : {
      "Description" : "The location of your seyren instance. Default: http://localhost:8080/seyren",
      "Type" : "String",
	  "Default" : "http://localhost:8080/seyren"
    },
    "SeyrenFromEmail" : {
      "Description" : "The from email address for sending out alerts. Default: alert@seyren",
      "Type" : "String",
	  "Default" : "alert@seyren"
    },
    "MongoUrl" : {
      "Description" : "The mongo connection string. Default: mongodb://localhost:27017/seyren",
      "Type" : "String",
	  "Default" : "mongodb://localhost:27017/seyren"
    },	
    "SmtpHost" : {
      "Description" : "The smtp server to send email notifications from. Default: localhost",
      "Type" : "String",
	  "Default" : "localhost"
    },	
    "SmtpPort" : {
      "Description" : "The smtp server port. Default: 25",
      "Type" : "String",
	  "Default" : "25"
    },	
    "SmtpUsername" : {
      "Description" : "The smtp server username if authenticated SMTP is used. Default: ``",
      "Type" : "String",
	  "Default" : ""
    },				
    "SmtpPassword" : {
      "Description" : "The smtp server password if authenticated SMTP is used. Default: ``",
      "Type" : "String",
	  "Default" : ""
    },
    "InstanceType" : {
      "Description" : "WebServer EC2 instance type",
      "Type" : "String",
      "Default" : "m1.small",
      "AllowedValues" : ["t1.micro","m1.small","m1.medium","m1.large","m1.xlarge","m2.xlarge","m2.2xlarge","m2.4xlarge","c1.medium","c1.xlarge","cc1.4xlarge","cc2.8xlarge","cg1.4xlarge"],
      "ConstraintDescription" : "must be a valid EC2 instance type."
    }	
  },

  "Mappings" : {
    "AWSInstanceType2Arch" : {
      "t1.micro"    : { "Arch" : "64" },
      "m1.small"    : { "Arch" : "64" },
      "m1.medium"   : { "Arch" : "64" },
      "m1.large"    : { "Arch" : "64" },
      "m1.xlarge"   : { "Arch" : "64" },
      "m2.xlarge"   : { "Arch" : "64" },
      "m2.2xlarge"  : { "Arch" : "64" },
      "m2.4xlarge"  : { "Arch" : "64" },
      "c1.medium"   : { "Arch" : "64" },
      "c1.xlarge"   : { "Arch" : "64" },
      "cc1.4xlarge" : { "Arch" : "64HVM" },
      "cc2.8xlarge" : { "Arch" : "64HVM" },
      "cg1.4xlarge" : { "Arch" : "64HVM" }
    },

    "AWSRegionArch2AMI" : {
      "us-east-1"      : { "32" : "ami-31814f58", "64" : "ami-1b814f72", "64HVM" : "ami-0da96764" },
      "us-west-2"      : { "32" : "ami-38fe7308", "64" : "ami-30fe7300", "64HVM" : "NOT_YET_SUPPORTED" },
      "us-west-1"      : { "32" : "ami-11d68a54", "64" : "ami-1bd68a5e", "64HVM" : "NOT_YET_SUPPORTED" },
      "eu-west-1"      : { "32" : "ami-973b06e3", "64" : "ami-953b06e1", "64HVM" : "NOT_YET_SUPPORTED" },
      "ap-southeast-1" : { "32" : "ami-b4b0cae6", "64" : "ami-beb0caec", "64HVM" : "NOT_YET_SUPPORTED" },
      "ap-northeast-1" : { "32" : "ami-0644f007", "64" : "ami-0a44f00b", "64HVM" : "NOT_YET_SUPPORTED" },
      "sa-east-1"      : { "32" : "ami-3e3be423", "64" : "ami-3c3be421", "64HVM" : "NOT_YET_SUPPORTED" }
    }
  },
  
  "Resources" : {
    "Ec2Instance" : {
      "Type" : "AWS::EC2::Instance",
      "Properties" : {
        "KeyName" : { "Ref" : "KeyName" },
        "SecurityGroups" : [ { "Ref" : "InstanceSecurityGroup" } ],
        "ImageId" : { "Fn::FindInMap" : [ "AWSRegionArch2AMI", { "Ref" : "AWS::Region" },
                          { "Fn::FindInMap" : [ "AWSInstanceType2Arch", { "Ref" : "InstanceType" }, "Arch" ] } ] },
        "InstanceType"   : { "Ref" : "InstanceType" },
        "UserData" : { "Fn::Base64" : { "Fn::Join" : ["",[

		"#!/bin/bash -ex","\n",
		"exec > >(tee /var/log/user-data.log|logger -t user-data -s 2>/dev/console) 2>&1","\n",
                "wget -O seyren_setup.sh  https://gist.github.com/bilal/5919452/raw/b7c9edb4426e1b2fd7d08b9b990a0aa7cdf36d95/seyren-setup.sh\n",
		"chmod +x seyren-setup.sh\n",
                "./seyren-setup.sh\n",
				
		"#### Start Seyren ####\n",
		"export GRAPHITE_URL=", {"Ref" : "GraphiteUrl"}, "\n",
                "export GRAPHITE_USERNAME=", {"Ref" : "GraphiteUsername"}, "\n",
                "export GRAPHITE_PASSWORD=", {"Ref" : "GraphitePassword"}, "\n",
		"export SEYREN_URL=", {"Ref" : "SeyrenUrl"}, "\n",
                "export SEYREN_FROM_EMAIL=", {"Ref" : "SeyrenFromEmail"}, "\n",
		"export MONGO_URL=", {"Ref" : "MongoUrl"}, "\n",
		"export SMTP_HOST=", {"Ref" : "SmtpHost"}, "\n",
		"export SMTP_PORT=", {"Ref" : "SmtpPort"}, "\n",
		"export SMTP_USERNAME=", {"Ref" : "SmtpUsername"}, "\n",
		"export SMTP_PASSWORD=", {"Ref" : "SmtpPassword"}, "\n",

		           
         "curl -X PUT -H 'Content-Type:' --data-binary '{\"Status\" : \"SUCCESS\",",
                                                           "\"Reason\" : \"Seyren is ready\",",
                                                           "\"UniqueId\" : \"Seyren\",",
                                                           "\"Data\" : \"Done\"}' ",
                  "\"", {"Ref" : "WaitForInstanceWaitHandle"},"\"\n",
                 

                 "chown -R ec2-user:ec2-user /opt/scobal-seyren-*\n",
                 "su ec2-user\n",
                 "cd ~/\n",
                 "wget -O seyren_restart.sh https://gist.github.com/bilal/5825908/raw/fcfb0aa4e1b2d7c15a665f9999885262f20640dd/seyren_restart.sh\n",
		 "chmod +x seyren_restart.sh\n",
                 "./seyren_restart.sh\n",
                 "sudo cp seyren_restart.sh /etc/cron.daily/\n"
		]]}}
      }
    },

    "InstanceSecurityGroup" : {
      "Type" : "AWS::EC2::SecurityGroup",
      "Properties" : {
        "GroupDescription" : "Enable Access to Rails application via port 3000 and SSH access via port 22",
        "SecurityGroupIngress" : [ 
          {"IpProtocol" : "tcp", "FromPort" : "22", "ToPort" : "22", "CidrIp" : "0.0.0.0/0" },
          {"IpProtocol" : "tcp", "FromPort" : "8080", "ToPort" : "8080", "CidrIp" : "0.0.0.0/0" }
        ]
      }
    },

    "WaitForInstanceWaitHandle" : {
      "Type" : "AWS::CloudFormation::WaitConditionHandle",
      "Properties" : {
      }
    },

    "WaitForInstance" : {
      "Type" : "AWS::CloudFormation::WaitCondition",
      "DependsOn" : "Ec2Instance",
      "Properties" : {
        "Handle" : {"Ref" : "WaitForInstanceWaitHandle"},
        "Timeout" : "600"
      }
    }
  },

  "Outputs" : {
    "WebsiteURL" : {
      "Description" : "The URL for the newly created Rails application",
      "Value" : { "Fn::Join" : ["", [ "http://", { "Fn::GetAtt" : [ "Ec2Instance", "PublicDnsName" ] }, ":3000" ]]}
    }
  }
}