Adding example packer config file and kick-starter file. (Note: currently the xs-tools RPMs are a dependency).

Signed-off-by: Rob Dobson <rob.dobson@citrix.com>

examples/centos-6.4.conf

@@ -0,0 +1,26 @@
+{
+    "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>"
+            ]
+    }]
+}

examples/http/centos6-ks.cfg

@@ -0,0 +1,53 @@
+install
+cdrom
+lang en_US.UTF-8
+keyboard us
+unsupported_hardware
+network --bootproto=dhcp
+rootpw --iscrypted $1$wwD0QIub$WNz1RShXh1UapQzmpF4/c1
+firewall --disabled
+authconfig --enableshadow --passalgo=sha512
+selinux --permissive
+timezone UTC
+bootloader --location=mbr
+text
+skipx
+zerombr
+clearpart --all --initlabel
+autopart
+auth  --useshadow  --enablemd5
+firstboot --disabled
+#reboot
+poweroff
+
+%packages --ignoremissing
+@Base
+@Core
+@Development Tools
+openssl-devel
+readline-devel
+zlib-devel
+kernel-devel
+vim
+wget
+%end
+
+%post
+yum -y update
+
+# update root certs
+wget -O/etc/pki/tls/certs/ca-bundle.crt http://curl.haxx.se/ca/cacert.pem
+
+# xe-guest-utilities
+rpm -Uhv http://cam-st05.uk.xensource.com/xe-guest-utilities-xenstore-6.4.93-1292.x86_64.rpm
+rpm -Uvh http://cam-st05.uk.xensource.com/xe-guest-utilities-6.4.93-1292.x86_64.rpm
+
+# vagrant
+groupadd vagrant -g 999
+useradd vagrant -g vagrant -G wheel -u 900 -s /bin/bash
+echo "vagrant" | passwd --stdin vagrant
+
+# sudo
+echo "vagrant        ALL=(ALL)       NOPASSWD: ALL" >> /etc/sudoers
+sed -i "s/^.*requiretty/#Defaults requiretty/" /etc/sudoers
+%end