Ventoy/LiveCD/livecd.sh

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#!/bin/bash
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if [ "$1" = "CI" ]; then
OPT='-dR'
else
OPT='-a'
fi
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VENTOY_PATH=$PWD/../
if ! [ -f $VENTOY_PATH/INSTALL/grub/grub.cfg ]; then
echo "no grub.cfg detected"
exit 1
fi
version=$(grep 'set.*VENTOY_VERSION=' $VENTOY_PATH/INSTALL/grub/grub.cfg | awk -F'"' '{print $2}')
if ! [ -e $VENTOY_PATH/INSTALL/ventoy-${version}-linux.tar.gz ]; then
echo "no ventoy-${version}-linux.tar.gz detected"
exit 1
fi
rm -rf ISO_TMP
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cp -a ISO ISO_TMP
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cp -a VTOY VTOY_TMP
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ls -la
if ! [ -d ISO_TMP ]; then
echo "Copy ISO_TMP failed"
exit 1
fi
if ! [ -d VTOY_TMP ]; then
echo "Copy VTOY_TMP failed"
exit 1
fi
mkdir -p ISO_TMP/EFI/ventoy
cd VTOY_TMP
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gcc -O2 ./ventoy/disksize.c -o ./ventoy/disksize
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rm -f ./ventoy/disksize.c
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chmod +x ./ventoy/*.sh
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find . | cpio -o -H newc | gzip -c -9 > ../ISO_TMP/EFI/ventoy/ventoy.gz
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cd .. && rm -rf VTOY_TMP
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cp -a $VENTOY_PATH/INSTALL/ventoy-${version}-linux.tar.gz ISO_TMP/EFI/ventoy/
cp -a GRUB/cdrom.img ISO_TMP/EFI/boot/
cp -a GRUB/bootx64.efi ISO_TMP/EFI/boot/
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rm -rf efimnt
rm -f efi.img
mkdir -p efimnt
dd if=/dev/zero of=efi.img bs=1M count=2
mkfs.vfat efi.img
mount efi.img efimnt
mkdir -p efimnt/EFI/boot
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cp $OPT GRUB/bootx64.efi efimnt/EFI/boot/
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umount efimnt
sync
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cp -a efi.img ISO_TMP/EFI/boot/
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rm -rf efimnt
rm -f efi.img
cd ISO_TMP
sed "s/xxx/$version/g" -i EFI/boot/grub.cfg
rm -f ../ventoy-${version}-livecd.iso
xorriso -as mkisofs -allow-lowercase --sort-weight 0 / --sort-weight 1 /EFI -v -R -J -V 'VentoyLiveCD' -P 'VENTOY COMPATIBLE' -p 'https://www.ventoy.net' -sysid 'Ventoy' -A 'VentoyLiveCD' -b EFI/boot/cdrom.img --grub2-boot-info --grub2-mbr ../GRUB/boot_hybrid.img -c EFI/boot/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table -eltorito-alt-boot -e EFI/boot/efi.img -no-emul-boot -append_partition 2 0xEF EFI/boot/efi.img -o ../ventoy-${version}-livecd.iso .
cd ../
rm -rf ISO_TMP