#!/bin/sh

echo "Download Red Hat EL4 update1..."
wget ftp://192.168.28.1/el4/el4u1/zras4u1a.iso
wget ftp://192.168.28.1/el4/el4u1/zras4u1b.iso
wget ftp://192.168.28.1/el4/el4u1/zras4u1c.iso
wget ftp://192.168.28.1/el4/el4u1/zras4u1d.iso

mkdir /tmp/iso
mount -o loop zras4u1a.iso /tmp/iso

cp /tmp/iso/images/pxeboot/vmlinuz /boot/vmlinuz-el4
cp /tmp/iso/images/pxeboot/initrd.img /boot/initrd-el4.img

cat >> /boot/grub/menu.lst << EOF
title RedHat EL4 Installer 
        root (hd0,0)
        kernel /boot/vmlinuz-el4
        initrd /boot/initrd-el4.img
EOF

echo "Check the grub.conf then REBOOT to install EL4 plz"