Ventoy/IMG/cpio/ventoy/hook/debian/antix-disk.sh
2021-01-06 16:00:03 +08:00

122 lines
3.8 KiB
Bash

#!/ventoy/busybox/sh
#************************************************************************************
# Copyright (c) 2020, longpanda <admin@ventoy.net>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <http://www.gnu.org/licenses/>.
#
#************************************************************************************
. /ventoy/hook/ventoy-hook-lib.sh
vtlog "####### $0 $* ########"
VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
ventoy_os_install_dmsetup_by_unsquashfs() {
vtlog "ventoy_os_install_dmsetup_by_unsquashfs $*"
vtKoPo=$(ventoy_get_module_postfix)
vtlog "vtKoPo=$vtKoPo"
vtoydm -i -f $VTOY_PATH/ventoy_image_map -d $1 > $VTOY_PATH/iso_file_list
vtline=$(grep '[-][-] linuxfs ' $VTOY_PATH/iso_file_list)
sector=$(echo $vtline | awk '{print $(NF-1)}')
length=$(echo $vtline | awk '{print $NF}')
vtoydm -E -f $VTOY_PATH/ventoy_image_map -d $1 -s $sector -l $length -o $VTOY_PATH/fsdisk
dmModPath="/usr/lib/modules/$vtKerVer/kernel/drivers/md/dm-mod.$vtKoPo"
echo $dmModPath > $VTOY_PATH/fsextract
vtoy_unsquashfs -d $VTOY_PATH/sqfs -n -q -e $VTOY_PATH/fsextract $VTOY_PATH/fsdisk
if ! [ -e $VTOY_PATH/sqfs${dmModPath} ]; then
rm -rf $VTOY_PATH/sqfs
dmModPath="/lib/modules/$vtKerVer/kernel/drivers/md/dm-mod.$vtKoPo"
echo $dmModPath > $VTOY_PATH/fsextract
vtoy_unsquashfs -d $VTOY_PATH/sqfs -n -q -e $VTOY_PATH/fsextract $VTOY_PATH/fsdisk
fi
if [ -e $VTOY_PATH/sqfs${dmModPath} ]; then
vtlog "success $VTOY_PATH/sqfs${dmModPath}"
insmod $VTOY_PATH/sqfs${dmModPath}
else
false
fi
}
ventoy_os_install_dmsetup_by_fuse() {
vtlog "ventoy_os_install_dmsetup_by_fuse $*"
mkdir -p $VTOY_PATH/mnt/fuse $VTOY_PATH/mnt/iso $VTOY_PATH/mnt/squashfs
vtoydm -p -f $VTOY_PATH/ventoy_image_map -d $1 > $VTOY_PATH/ventoy_dm_table
vtoy_fuse_iso -f $VTOY_PATH/ventoy_dm_table -m $VTOY_PATH/mnt/fuse
mount -t iso9660 $VTOY_PATH/mnt/fuse/ventoy.iso $VTOY_PATH/mnt/iso
mount -t squashfs $VTOY_PATH/mnt/iso/antiX/linuxfs $VTOY_PATH/mnt/squashfs
KoName=$(ls $VTOY_PATH/mnt/squashfs/lib/modules/$2/kernel/drivers/md/dm-mod.ko*)
vtlog "insmod $KoName"
insmod $KoName
umount $VTOY_PATH/mnt/squashfs
umount $VTOY_PATH/mnt/iso
umount $VTOY_PATH/mnt/fuse
}
ventoy_os_install_dmsetup() {
vtlog "ventoy_os_install_dmsetup"
if grep -q 'device-mapper' /proc/devices; then
vtlog "device-mapper module already loaded"
return;
fi
vtKerVer=$(uname -r)
if ventoy_os_install_dmsetup_by_unsquashfs $1 $vtKerVer; then
vtlog "unsquashfs success"
else
if modprobe fuse 2>>$VTLOG; then
ventoy_os_install_dmsetup_by_fuse $1 $vtKerVer
fi
fi
}
wait_for_usb_disk_ready
vtdiskname=$(get_ventoy_disk_name)
if [ "$vtdiskname" = "unknown" ]; then
vtlog "ventoy disk not found"
PATH=$VTPATH_OLD
exit 0
fi
ventoy_os_install_dmsetup $vtdiskname
ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
if ! [ -e $VTOY_DM_PATH ]; then
blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/')
mknod -m 0666 $VTOY_DM_PATH b $blkdev_num
fi
PATH=$VTPATH_OLD