velocity-cfn-template-sample.template.vm

velocity-cfn-template-sample.template.vm

{
  "AWSTemplateFormatVersion" : "2010-09-09",
  "Description" : "$description",
  "Resources" : {
    "$security_group.name" : {
      "Type" : "AWS::EC2::SecurityGroup",
      "DeletionPolicy" : "Delete",
      "Properties" : {
        "GroupDescription" : "$security_group.description",
        "SecurityGroupIngress" : [
#foreach ( $ing in $security_group.ingress )
#if ( $foreach.hasNext )
          { "IpProtocol" : "$ing.protocol", "FromPort" : "$ing.from", "ToPort" : "$ing.to", "CidrIp" : "$ing.cidr" },
#else
          { "IpProtocol" : "$ing.protocol", "FromPort" : "$ing.from", "ToPort" : "$ing.to", "CidrIp" : "$ing.cidr" }
#end
#end
         ]
      }
    }, 
    "$instance.name" : {
      "Type" : "AWS::EC2::Instance",
      "DeletionPolicy" : "Delete",
      "Properties" : {
        "Tags" : [
          { "Key" : "Name", "Value" : "$instance.name" }
        ],
        "ImageId" : "$instance.id",
        "InstanceType" : "$instance.type",
        "AvailabilityZone" : "$availability_zone",
        "SecurityGroups" : [ { "Ref" : "$security_group.name" } ],
        "UserData" : { "Fn::Base64" : { "Fn::Join" : [ "", [
          "#!/bin/bash -v\n",
          "yum update -y aws-cfn-bootstrap\n",
          
          "# wait for the EBS volume to show up\n",
#foreach ( $snapshot in $snapshots )
          "while [ ! -e $snapshot.device ]; do echo Waiting for EBS volume to attach; sleep 5; done\n",
#end

          "# mount EBS volume\n",
#foreach ( $snapshot in $snapshots ) 
          "mount $snapshot.device $snapshot.path\n",
#end
          
          "# start postgresql server\n",
          "service postgresql start\n"
        ]]}}
      }
    },
    "$volume.name" : {
      "Type" : "AWS::EC2::Volume",
      "DeletionPolicy" : "Delete",
      "Properties" : {
        "AvailabilityZone" : "$availability_zone",
        "Encrypted" : "false",
        "VolumeType" : "$volume.type",
        "Size" : "$volume.size"
      }
    },
    "MountPoint$volume.name" : {
      "Type" : "AWS::EC2::VolumeAttachment",
      "Properties" : {
        "InstanceId" : { "Ref" : "$instance.name" },
        "VolumeId" : { "Ref" : "$volume.name" },
        "Device" : "$volume.device"
      }
    },
#foreach ( $snapshot in $snapshots )
#if ( $foreach.hasNext )
    "DatabaseVolume$snapshot.name" : {
      "Type" : "AWS::EC2::Volume",
      "DeletionPolicy" : "Delete",
      "Properties" : {
        "AvailabilityZone" : "$availability_zone",
        "SnapshotId" : "$snapshot.id",
        "Encrypted" : "false",
        "VolumeType" : "$snapshot.type",
        "Size" : "$snapshot.size"
      }
    },
    "MountPoint$snapshot.name" : {
      "Type" : "AWS::EC2::VolumeAttachment",
      "Properties" : {
        "InstanceId" : { "Ref" : "$instance.name" },
        "VolumeId" : { "Ref" : "DatabaseVolume$snapshot.name" },
        "Device" : "$snapshot.device"
      }
    },
#else
    "DatabaseVolume$snapshot.name" : {
      "Type" : "AWS::EC2::Volume",
      "DeletionPolicy" : "Delete",
      "Properties" : {
        "AvailabilityZone" : "$availability_zone",
        "SnapshotId" : "$snapshot.id",
        "Encrypted" : "false",
        "VolumeType" : "$snapshot.type",
        "Size" : "$snapshot.size"
      }
    },
    "MountPoint$snapshot.name" : {
      "Type" : "AWS::EC2::VolumeAttachment",
      "Properties" : {
        "InstanceId" : { "Ref" : "$instance.name" },
        "VolumeId" : { "Ref" : "DatabaseVolume$snapshot.name" },
        "Device" : "$snapshot.device"
      }
    }
  }
#end
#end
}