Linux OS Golden Image ISO 생성 (Create Linux OS Golden Image ISO)

# OS Golden Image ISO 생성관련

sudo su

mount -o loop rhel-8.4-x86_64-dvd.iso /mnt

shopt -s dotglob
mkdir /tmp/rhel8
cp -avRf /mnt/* /tmp/rhel8

cd /tmp/rhel8
ls -a

cd /tmp/rhel8
cp /PATH/TO/CREATED/ks.cfg /tmp/rhel8/

blkid /PATH/TP/DOWNLOADED/rhel-server-8.4-x86_64-dvd.iso

rhel-8.4-x86_64-dvd.iso: BLOCK_SIZE="2048" UUID="2021-05-03-15-21-56-00" LABEL="RHEL-8-4-0-BaseOS-x86_64" TYPE="iso9660" PTUUID="426eea3b" PTTYPE="dos"


vi /tmp/rhel8/isolinux/isolinux.cfg

#######################################
label kickstart
  menu label ^Kickstart Installation of RHEL8.4
  kernel vmlinuz
  append initrd=initrd.img inst.stage2=hd:LABEL=RHEL-8.4\x20Server.x86_64 inst.ks=cdrom:/ks.cfg
#######################################

vi /tmp/rhel8/EFI/BOOT/grub.cfg

### BEGIN /etc/grub.d/10_linux ###
menuentry 'Install Red Hat Enterprise Linux 8.4' --class fedora --class gnu-linux --class gnu --class os {
    linuxefi /images/pxeboot/vmlinuz inst.stage2=hd:LABEL=RHEL-8.4\x20Server.x86_64 inst.ks=cdrom:/ks.cfg
    initrdefi /images/pxeboot/initrd.img
}

yum install genisoimage -y

cd /tmp/rhel8/

mkisofs -o /tmp/rhel8test.iso -b isolinux/isolinux.bin -J -R -l -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table -eltorito-alt-boot -e images/efiboot.img -no-emul-boot -graft-points -V "RHEL-8.4 Server.x86_64" .

yum install syslinux -y

isohybrid --uefi /tmp/rhel8test.iso