Example oVirt Node kickstart (from Red Hat Virtualization 4.3 era)

shane-ovirt-with-gluster.ks

#liveimg --url=file:///tmp/squashfs  ### use this line when booting from ISO/USB
liveimg --url=http://nas/redhat-virtualization-host-latest.squashfs.img
lang en_US
keyboard us
timezone America/Denver --utc
rootpw --plaintext redhat1
network --device=link --bootproto=dhcp
%include /tmp/partitions
reboot



%pre   ### Setup liveimg from ISO/USB.  This section is not needed when installing via PXE
cd /tmp
rpm2cpio /run/install/repo/Packages/redhat-virtualization-host-image-update* | cpio -ivd
squashfs=$(find | grep squashfs | grep -v meta)
ln -s $squashfs /tmp/squashfs
%end



%pre   ### ERASE EVERYTHING!!!
INSTALL_LABEL="RHVH-4.3 RHVH.x86_64"
echo "DANGER -- Wiping all disks; except loopbacks, roms, and installaion media with label \"$INSTALL_LABEL\""

# Remove any/all LVM Logical Volumes and Volume Groups
for VG in $(lvm vgs -o vg_name --noheadings); do
  lvm vgremove $VG --force
done

# Remove any/all LVM Physical Volumes
for PV in $(lvm pvs -o pv_name --noheadings); do
  lvm pvremove $PV
done

# Remove any Linux/software RAID
for i in $(find /dev/md/ -type l); do mdadm --stop $i ; done

# Remove any/all partitions and partition-tables (three different ways, just to be sure...)
for i in $(lsblk --noheadings --nodeps --exclude 7,11 -o NAME); do
  THIS_LABEL=$(lsblk --noheadings --nodeps /dev/$i -o LABEL)
  [ "$THIS_LABEL" == "$INSTALL_LABEL" ] && echo "Skipping installation media on /dev/$i" && echo && continue
  echo "Wiping /dev/$i" && lsblk --nodeps /dev/$i -o +VENDOR,MODEL
  wipefs -af /dev/$i    && dd if=/dev/zero of=/dev/$i bs=1M count=100
  # mkswap is a desperate attempt to TRIM/discard if the device is SSD (really wish we had blkdiscard in anaconda...)
  mkswap /dev/$i && swapon -v --discard /dev/$i && swapoff -v /dev/$i && wipefs -af /dev/$i
done
%end



%pre   ### Create /tmp/partition file to %include later
#OSDISK=/dev/sda
OSDISK=$(lsblk --noheadings --nodeps --output NAME,VENDOR,MODEL | awk '/INTEL SSD/ {print $1}')

cat << EOF >> /tmp/partitions
zerombr
ignoredisk --only-use=$OSDISK
bootloader --boot-drive=$OSDISK --append="rd.luks.allow-discards console=ttyS0,115200"
clearpart  --all --initlabel --drives=$OSDISK
part /boot     --fstype=xfs  --ondisk=$OSDISK --size=1024
part /boot/efi --fstype=efi  --ondisk=$OSDISK --size=256  --fsoptions="umask=0077,shortname=winnt"
part pv.01                   --ondisk=$OSDISK --size=71680
volgroup RHVH pv.01 --reserved-space 1024
logvol none           --vgname=RHVH --thinpool    --size=1     --name=RHVHpool  --grow
logvol swap           --vgname=RHVH --fstype=swap --size=1024  --name=swap                                     --fsoptions="defaults,discard"
logvol /              --vgname=RHVH --fstype=xfs  --size=6144  --name=root          --poolname=RHVHpool --thin --fsoptions="defaults,discard" 
logvol /home          --vgname=RHVH --fstype=xfs  --size=1024  --name=home          --poolname=RHVHpool --thin --fsoptions="defaults,discard" 
logvol /tmp           --vgname=RHVH --fstype=xfs  --size=1024  --name=tmp           --poolname=RHVHpool --thin --fsoptions="defaults,discard" 
logvol /var           --vgname=RHVH --fstype=xfs  --size=22528 --name=var           --poolname=RHVHpool --thin --fsoptions="defaults,discard" 
logvol /var/crash     --vgname=RHVH --fstype=xfs  --size=10240 --name=var_crash     --poolname=RHVHpool --thin --fsoptions="defaults,discard" 
logvol /var/log       --vgname=RHVH --fstype=xfs  --size=10240 --name=var_log       --poolname=RHVHpool --thin --fsoptions="defaults,discard" 
logvol /var/log/audit --vgname=RHVH --fstype=xfs  --size=2048  --name=var_log_audit --poolname=RHVHpool --thin --fsoptions="defaults,discard" 
EOF
%end



# apply STIG and FIPS requirements
#%addon org_fedora_oscap
#        content-type = scap-security-guide
#        profile = xccdf_org.ssgproject.content_profile_rhelh-vpp
#%end



%post
# Enable LVM discards (SSD TRIM)
sed -i.backup 's/issue_discards = 0/issue_discards = 1/' /etc/lvm/lvm.conf
%end



%post --erroronfail   ### This is required for RHV-H
cp /run/install/ks.cfg /root/ks.cfg
imgbase layout --init
%end