{
    "builders": [{
        "type": "xenserver",
        "username": "root",
        "password": "hostpassword",
        "host_ip": "10.81.2.105",
        "instance_name": "packer-centos-6-4",
        "root_disk_size": "5000000000",
        "clone_template": "b31a4a3a-a44f-68df-bb53-33529a9db3b7",
        "iso_uuid": "3079a3f4-a49b-4f65-8afd-c2351b2c3399",
        "sr_uuid": "88328079-d58d-2b43-1f28-982e0e60ec23",
        "network_uuid": "02021c25-34b8-2a32-3f55-1d6338e869e2",
        "iso_url": "http://mirrors.usc.edu/pub/linux/distributions/centos/6.4/isos/x86_64/CentOS-6.4-x86_64-minimal.iso",
        "iso_checksum_type": "md5",
        "iso_checksum": "4a5fa01c81cc300f4729136e28ebe600",
        "http_directory": "http",
        "local_ip": "10.80.3.223",
        "ssh_username": "root",
        "ssh_password": "vmpassword",
        "boot_command": 
            [
                "<tab><wait>",
                " ks=http://{{ .HTTPIP }}:{{ .HTTPPort }}/centos6-ks.cfg<enter>"
            ]
    }]
}