Script to download the latest netboot/net-install files for CentOS

update_centos.sh

#!/bin/bash
MIRROR=mirrors.us.kernel.org
ROOTDIR=/home/image/boot/
#wget -N http://$MIRROR/centos/5/os/i386/images/pxeboot/initrd.img http://$MIRROR/centos/5/os/i386/images/pxeboot/vmlinuz
#wget -N http://$MIRROR/centos/5/os/x86_64/images/pxeboot/initrd.img http://$MIRROR/centos/5/os/x86_64/images/pxeboot/vmlinuz
#wget -N http://$MIRROR/centos/6/os/i386/images/pxeboot/initrd.img http://$MIRROR/centos/6/os/i386/images/pxeboot/vmlinuz
#wget -N http://$MIRROR/centos/6/os/x86_64/images/pxeboot/initrd.img http://$MIRROR/centos/6/os/x86_64/images/pxeboot/vmlinuz


# Starting with RHEL 7, there are only x86_64 releases (no i386)
for REL in 7
do
	for ARCH in x86_64
	do
		echo "Sync'ing CentOS $REL / $ARCH..."
		mkdir -p $ROOTDIR/CentOS/CentOS-$REL/$ARCH/
		cd $ROOTDIR/CentOS/CentOS-$REL/$ARCH/ && wget -N http://$MIRROR/centos/$REL/os/$ARCH/images/pxeboot/initrd.img http://$MIRROR/centos/$REL/os/$ARCH/images/pxeboot/vmlinuz
	done
done

for REL in 6 5 #4
do
	for ARCH in i386 x86_64
	do
		echo "Sync'ing CentOS $REL / $ARCH..."
		mkdir -p $ROOTDIR/CentOS/CentOS-$REL/$ARCH/
		cd $ROOTDIR/CentOS/CentOS-$REL/$ARCH/ && wget -N http://$MIRROR/centos/$REL/os/$ARCH/images/pxeboot/initrd.img http://$MIRROR/centos/$REL/os/$ARCH/images/pxeboot/vmlinuz
	done
done