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September 30, 2020 09:42
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centos embed kickstart in iso
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#!/usr/bin/env bash | |
# dependencies: bsdtar xorriso isomd5sum | |
iso="CentOS-8.2.2004-x86_64-boot.iso" | |
#iso="CentOS-8.2.2004-x86_64-dvd1.iso" | |
ks="./kickstart-centos8.cfg" | |
wd="isobuild" | |
ks="$(realpath "$ks")" | |
mkdir -p "$wd" | |
newiso="${iso%.*}-kickstart-template.iso" | |
echo "Working in $wd" | |
cd "$wd" | |
test -f "$iso" || curl -Lo "$iso" "https://mirror.netcologne.de/centos/8/isos/x86_64/$iso" | |
test -f "$newiso" && rm -v "$newiso" | |
test -d cd && rm -rf cd | |
mkdir cd | |
bsdtar -C cd/ -xf "$iso" | |
sed -ri 's|^timeout [0-9]+|timeout 50|' cd/isolinux/isolinux.cfg | |
sed -i 's|rd.live.check|rd.live.check text inst.ks=cdrom:/ks.cfg inst.loglevel=debug|' cd/isolinux/isolinux.cfg | |
cp -a "$ks" cd/ks.cfg | |
mkisofs -J -joliet-long -V "CentOS-8-BaseOS-x86_64" -volset "CentOS-8-BaseOS-x86_64" -A "CentOS-8-BaseOS-x86_64" -U -o "$newiso" -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table -v cd/ | |
implantisomd5 "$newiso" |
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