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|
#!/bin/sh
ISO_NAME="xilinux-$(date -u +%Y%m%d)"
ISO_LABEL="XILINUX"
PUBLISHER="davidovski"
SYSLINUX_VER=6.04-pre1
XI_ARGS="-yq"
WORKDIR=/tmp/xiiso
chroot=$WORKDIR/chroot
isoroot=$WORKDIR/iso
iso_pkgs="linux linux-firmware base dracut grub mksh xipkg squashfs-tools lvm2 cryptsetup networkmanager stty xitui neofetch vim nano gnupg dosfstools"
cmdline="splash console=tty0 console=ttyS0,9600 root=live:CDLABEL=$ISO_LABEL rd.live.dir=/ rd.live.squashimg=filesystem.squashfs rd.live.debug=1 quiet"
grub_mod="all_video disk part_gpt part_msdos linux normal configfile search search_label efi_gop fat iso9660 cat echo ls test true help gzio"
mkdir -p $WORKDIR
create_basesystem () {
xi $XI_ARGS sync
xi $XI_ARGS -r "$chroot" bootstrap
xi $XI_ARGS -r "$chroot" install "$iso_pkgs"
}
configure_system() {
cat > $chroot/etc/resolv.conf << EOF
nameserver 80.80.80.80
EOF
hostname=xilinux
echo xilinux > $chroot/etc/hostname
cat > $chroot/etc/hosts << EOF
127.0.0.1 localhost
::1 localhost
127.0.1.1 $hostname.local $hostname
EOF
cp -r ./root $chroot/
cat > $chroot/etc/conf.d/agetty << EOF
agetty_options="--autologin root --noclear"
EOF
xichroot $chroot rc-update add networkmanager
}
build_initramfs () {
kernel_version=$(ls $chroot/usr/lib/modules | tail -1)
export kernel_version
mkdir -p "$chroot"/var/tmp
xichroot "$chroot" dracut --nomdadmconf --nolvmconf --xz --add dmsquash-live --add bash --add convertfs --add pollcdrom --force --kver $kernel_version
}
create_isoroot() {
mkdir -p $isoroot/
cp $chroot/boot/vmlinuz-** $isoroot/vmlinuz
cp $chroot/boot/initramfs-** $isoroot/initrd.img
mkdir -p $isoroot/isolinux
}
install_syslinux () {
curl https://mirrors.edge.kernel.org/pub/linux/utils/boot/syslinux/Testing/$(echo $SYSLINUX_VER | cut -d'-' -f1)/syslinux-$SYSLINUX_VER.tar.xz > syslinux-$SYSLINUX_VER.tar.xz
tar -C $WORKDIR -xf syslinux-$SYSLINUX_VER.tar.xz
#cp syslinux-$SYSLINUX_VER
cp $WORKDIR/syslinux-$SYSLINUX_VER/bios/core/isolinux.bin $isoroot/isolinux/isolinux.bin
cp $WORKDIR/syslinux-$SYSLINUX_VER/bios/com32/elflink/ldlinux/ldlinux.c32 $isoroot/isolinux/ldlinux.c32
cat > $isoroot/isolinux/isolinux.cfg << EOF
default 1
label 1
kernel /vmlinuz
append initrd=/initrd.img $cmdline
EOF
}
build_grub_efi () {
mkdir -p $isoroot/boot/grub
cat > $isoroot/boot/grub/grub.cfg << EOF
set timeout_style=hidden
set timeout=0
menuentry "XiLinux" {
linux /vmlinuz $cmdline
initrd /initrd.img
}
EOF
cksum=$(md5sum $isoroot/boot/grub/grub.cfg | cut -d' ' -f1)
mkdir -p $isoroot/efi/boot
cat > $WORKDIR/grub_early.$cksum.cfg << EOF
search --no-floppy --set=root --label "$ISO_LABEL"
set prefix=(\$root)/boot/grub
EOF
grub-mkimage \
--config="$WORKDIR/grub_early.$cksum.cfg" \
--prefix="/boot/grub" \
--output="$isoroot/efi/boot/bootx64.efi" \
--format="x86_64-efi" \
--compression="xz" \
$grub_mod
mformat -i $isoroot/boot/grub/efi.img -C -f 1440 -N 0 ::
mcopy -i $isoroot/boot/grub/efi.img -s $isoroot/efi ::
}
build_iso () {
mksquashfs $chroot $isoroot/filesystem.squashfs -noappend -no-progress -e "/proc/*" -e "/dev/*" -e "/sys/*"
xorrisofs -output ${ISO_NAME}.iso \
-joliet \
-rational-rock \
-sysid LINUX \
-volid "$ISO_LABEL" \
-eltorito-boot isolinux/isolinux.bin \
-eltorito-catalog isolinux/boot.cat \
-no-emul-boot \
-boot-load-size 4 \
-boot-info-table \
-eltorito-alt-boot \
-e boot/grub/efi.img \
-no-emul-boot \
-isohybrid-gpt-basdat \
-follow-links \
$isoroot
printf "ISO written to $ISO_NAME.iso\n"
}
[ "$#" = 0 ] && {
steps="
create_basesystem
configure_system
build_initramfs
create_isoroot
install_syslinux
build_grub_efi
build_iso
"
} || {
steps="$*"
}
for step in $steps; do
$step || {
printf "%s\n" "${RED}An error occured!"
exit 1
}
done
|
