redhat下制作iso镜像

#!/bin/bash
###########################################################################################################################author:wen.lu
#email:wen.lu@tendcloud.com
##########################################################################################################################
####parameters: Cdrom_name_dir Ks_name_dir Tmp_dir Mount_dir

auto_cd()
{
Cdrom_name_dir=/home/remotecard/RHEL6.4_X86_64_AutoInstall_DVD_`date +'%Y%m%d'`.iso
Source_file=/home/remotecard/rhel-server-6.4-x86_64-dvd.iso
Ks_name_dir=ks.cfg
Tmp_dir=/tmp/rhel6.4
Label=RHEL6.4_X86_64_AutoInstall_DVD
Mount_dir=/mnt
if [ -d ${Tmp_dir} ]
then
echo " Tmp_dir is exits"
else
mkdir ${Tmp_dir} &> /dev/null
fi
mount ${Source_file} -o loop ${Mount_dir} &> /dev/null
cp -a ${Mount_dir}/. ${Tmp_dir}
###create file isolinux.cfg
mv ${Tmp_dir}/isolinux/isolinux.cfg /isolinux.cfg.bak &> /dev/null
cat << EOF >> ${Tmp_dir}/isolinux/isolinux.cfg
default install
prompt 1
#timeout 600
timeout 30

display boot.msg
F1 boot.msg
F2 options.msg
F3 general.msg
F4 param.msg
F5 rescue.msg
label install
kernel vmlinuz
append ks=cdrom:/ks.cfg initrd=initrd.img
label linux
menu label ^Install or upgrade an existing system
menu default
kernel vmlinuz
append initrd=initrd.img
label vesa
menu label Install system with ^basic video driver
kernel vmlinuz
append initrd=initrd.img xdriver=vesa nomodeset
label rescue
menu label ^Rescue installed system
kernel vmlinuz
append initrd=initrd.img rescue
label local
menu label Boot from ^local drive
localboot 0xffff
label memtest86
menu label ^Memory test
kernel memtest
append -
EOF
umount ${Mount_dir}
cp ${Ks_name_dir} ${Tmp_dir}
cd ${Tmp_dir}
find -type f -name "TRANS.TBL" |xargs rm -f
rm -rf isolinux/boot.cat
chmod +w isolinux/* &> /dev/null
###create iso file
mkisofs -o ${Cdrom_name_dir} -J -r -v\
-b isolinux/isolinux.bin\
-c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table\
-V "$Label" .
implantisomd5 --force ${Cdrom_name_dir} &>/dev/null
if (( $? == 0 ))
then
rm -rf ${Tmp_dir}
echo "cdrom is ok"
else
rm -rf ${Tmp_dir}
echo "cdrom is wrong"
fi
}
auto_cd