kickstart.sh

kickstart.sh

#!/bin/bash

mirror="http://optus.net/centos/7/os/x86_64"
ks_url="https://gist.githubusercontent.com/vlj91/1e3c367eb14b00e78abad6df52257591/raw/663b5297a46f07329ff170aa4e64e374703fc03b/centos7.ks"

mkdir -pv /boot
curl "${mirror}/isolinux/initrd.img" > /boot/initrd.img
curl "${mirror}/isolinux/vmlinuz" > /boot/vmlinuz
curl "${ks_url}" > /boot/kickstart.ks

echo "menuentry 'centosinstall' {
        set root='hd0,msdos1'
    linux /boot/vmlinuz ip=dhcp ksdevice=eth0 ks=hd:xvda1:/boot/kickstart.ks method=${mirror} lang=en_US keymap=us
        initrd /bootinitrd.img
}" >> /etc/grub.d/40_custom

echo 'GRUB_DEFAULT=saved
GRUB_HIDDEN_TIMEOUT=
GRUB_TIMEOUT=2
GRUB_RECORDFAIL_TIMEOUT=5
GRUB_CMDLINE_LINUX_DEFAULT="quiet nosplash vga=771 nomodeset"
GRUB_DISABLE_LINUX_UUID=true' > /etc/default/grub

grub2-set-default 'centosinstall'
grub2-mkconfig -o /boot/grub2/grub.cfg

rm -rf ~/.ssh/*
rm -rf /root/*

reboot