Packer Kickstart.cfg for KVM and other hypervisors

kickstart.cfg

/// The pre script outputs configuration variables for the drives into this file, which we then include to be used by the Kickstart 
/// interpreter to configure the system. Make sure to include this and if you change it to change it in the pre script.
%include /tmp/diskinfo

/// Relevant Kickstart commands that you want to run, all the matters is that the %pre section is one of the last in the file.

/// Taken from http://lists.centos.org/pipermail/centos/2013-March/133083.html
%pre
#!/bin/bash
if [ -b /dev/vda ] ; then
    echo "bootloader --location=mbr --driveorder=vda --append=" rhgb crashkernel=auto quiet"" > /tmp/diskinfo
    echo "zerombr" >> /tmp/diskinfo
    echo "clearpart --all --drives=vda" >> /tmp/diskinfo
    echo "part pv.008002 --grow --size=1" >> /tmp/diskinfo
    echo "volgroup VolGroup --pesize=4096 pv.008002" >> /tmp/diskinfo
    echo "logvol /home --fstype=ext4 --name=lv_home --vgname=VolGroup --grow --size=100" >> /tmp/diskinfo
    echo "logvol / --fstype=ext4 --name=lv_root --vgname=VolGroup --grow --size=1024 --maxsize=51200" >> /tmp/diskinfo
    echo "logvol swap --name=lv_swap --vgname=VolGroup --grow --size=1024 --maxsize=6016" >> /tmp/diskinfo
    echo "part /boot --fstype=ext4 --size=500" >> /tmp/diskinfo

elif [ -b /dev/sda ] ; then
    echo "bootloader --location=mbr --driveorder=sda --append=" rhgb crashkernel=auto quiet"" > /tmp/diskinfo
    echo "zerombr" >> /tmp/diskinfo
    echo "clearpart --all --drives=sda" >> /tmp/diskinfo
    echo "part pv.008002 --grow --size=1" >> /tmp/diskinfo
    echo "volgroup VolGroup --pesize=4096 pv.008002" >> /tmp/diskinfo
    echo "logvol /home --fstype=ext4 --name=lv_home --vgname=VolGroup --grow --size=100" >> /tmp/diskinfo
    echo "logvol / --fstype=ext4 --name=lv_root --vgname=VolGroup --grow --size=1024 --maxsize=51200" >> /tmp/diskinfo
    echo "logvol swap --name=lv_swap --vgname=VolGroup --grow --size=1024 --maxsize=6016" >> /tmp/diskinfo
    echo "part /boot --fstype=ext4 --size=500" >> /tmp/diskinfo
fi
%end