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#!/bin/bash
#inst.stage2 in isolinux.cfg needs to match the label of ISO, to get lable use 'file <name.iso>' or 'isoinfo -d -i <name.iso>'
#Lantronix Spider does not provide CDROM labels (we can add inst.stage2=cdrom, but this may break booting on multicd systems)
centos74_label="CentOS 7 x86_64"
centos75_label="CentOS 7 x86_64"
fedora28_label="Fedora-S-dvd-x86_64-28"
die() { echo "$*" 1>&2 ; exit 1; }
usage() { echo "Usage: $0 <distrib> [--cdrom]"; }
[ $# -gt 0 ] || { usage; exit 1; }
distrib=$(echo $1 | grep -oP '[\w\d_\-]+')
label_arg=$(echo ${distrib}_label)
label_std=${!label_arg}
[ -d $distrib ] || die "$distrib is not found"
[ -n "$label_std" ] || die "Label for $distrib is not configured"
shift
ver=1
rhver=$(echo $distrib | grep -oP '\d+')
dname=$(echo $distrib | grep -oP '[^\d]+')
extra=""
isoname="$distrib-ands$(if [ $ver -gt 1 ]; then echo $ver ; fi)"
while [ $# -gt 0 ]; do
case "$1" in
--cdrom)
media=$(if [[ "$2" =~ ^[[:alnum:]] ]]; then echo $2; else echo "cdrom"; fi)
extra="$extra inst.stage2=$media"
isoname="$isoname-$media"
echo $media
shift $(if [[ "$2" =~ ^[[:alnum:]] ]]; then echo 2; else echo 1; fi)
;;
h | *) usage; exit 0 ;;
esac
done
isolinux="isolinux-${distrib}.cfg"
[ -f $isolinux ] || isolinux="isolinux-${dname}.cfg"
[ -f $isolinux ] || die "Configuration $isolinux is not found"
echo "Building ${isoname}.iso with extra parameters \"$extra\" and the label \"$label_std\""
echo "Using configuration: $isolinux"
#Generating config
chmod +w $distrib/isolinux
chmod +w $distrib/isolinux/isolinux.cfg
sed -e "s/@EXTRA@/$extra/g" $isolinux > $distrib/isolinux/isolinux.cfg || die "Can't overwrite the configuration"
#Creating output folder
mkdir -p iso
#Building ISO
(
cd $distrib || die "Can't chdir"
chmod 664 isolinux/isolinux.bin
rm -f iso/${isoname}.iso
# On Forums Disc1 label is recommended, but it is not recognized (at least by Fedora)
# mkisofs -o ../iso/${isoname}.iso -A "$label_std" -V "$label_std Disc 1" -volset "$label_std" \
mkisofs -o ../iso/${isoname}.iso -A "$label_std" -V "$label_std" -volset "$label_std" \
-U -J -joliet-long -r -v -T \
-b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table \
-eltorito-alt-boot -e images/efiboot.img -no-emul-boot \
.
)
#Installing
scp iso/${isoname}.iso root@192.168.26.134:/virtual/images/
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