Listing 3. Example nodes-ks.cfg

### System  language
lang en_US.UTF-8


### System keyboard
keyboard us


### System timezone
timezone America/New_York


### Root password
rootpw abcd1234


### System authorization information
auth  --useshadow  --enablecache


### Firewall configuration
# Firewalls are not necessary in a cluster, usually
firewall --disabled


### Disables Selinux
selinux --disable


### Repositories
repo --name=Your-Custom-Repo --baseurl=
    http://your.custom.repo/
repo --name=base --baseurl=
    http://mirror.centos.org/centos/5/os\$basearch/
repo --name=newrepo --baseurl=file:///tmp/localrepo


### Enable and disable some services
services --enabled=gpm,ipmi,ntpd --disabled=nfs


### Package install information
%packages
bash
kernel
syslinux
passwd
policycoreutils
chkconfig
authconfig
rootfiles
comps-extras
xkeyboard-config
nscd
nss_ldap
autofs
gpm
ntp
compat-gcc-34-g77
compat-libf2c-34
compat-libstdc++-296
compat-libstdc++-33
dapl
dapl-utils
dhcp
dmidecode
hwloc
iscsi-initiator-utils
libXinerama
libXmu
libXpm
libXp
libXt
man
mesa-libGL
nfs-utils
openssh
openssh-clients
openssh-server
pciutils
sysklogd
tvflash
vim-minimal
vim-enhanced


### Pre-install scripts

### Post-install scripts
%post

### Here you can run any shell commands you wish to
### further customize your nodes.

### Sets up DHCP networking on the compute nodes
cat << EOF > ifcfg-eth0
DEVICE=eth0
BOOTPROTO=dhcp
ONBOOT=yes
MTU=1500
EOF

mv ifcfg-eth0 /etc/sysconfig/network-scripts/ifcfg-eth0