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https://github.com/ventoy/Ventoy.git
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144 lines
4.5 KiB
Bash
144 lines
4.5 KiB
Bash
#!/ventoy/busybox/sh
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#************************************************************************************
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# Copyright (c) 2020, longpanda <admin@ventoy.net>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, see <http://www.gnu.org/licenses/>.
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#
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#************************************************************************************
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. /ventoy/hook/ventoy-hook-lib.sh
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ventoy_os_install_dmsetup() {
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vtlog "ventoy_os_install_dmsetup $1 ..."
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vt_usb_disk=$1
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# dump iso file location
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$VTOY_PATH/tool/vtoydm -i -f $VTOY_PATH/ventoy_image_map -d ${vt_usb_disk} > $VTOY_PATH/iso_file_list
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# install dmsetup
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LINE=$($GREP ' dmsetup.*\.udeb' $VTOY_PATH/iso_file_list)
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if [ $? -eq 0 ]; then
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install_udeb_from_line "$LINE" ${vt_usb_disk}
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fi
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# install libdevmapper
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LINE=$($GREP ' libdevmapper.*\.udeb' $VTOY_PATH/iso_file_list)
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if [ $? -eq 0 ]; then
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install_udeb_from_line "$LINE" ${vt_usb_disk}
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fi
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# install md-modules
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LINE=$($GREP -i ' md-modules.*\.udeb' $VTOY_PATH/iso_file_list)
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if [ $? -eq 0 ]; then
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LINTCNT=$($GREP -i -c ' md-modules.*\.udeb' $VTOY_PATH/iso_file_list)
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if [ $LINTCNT -gt 1 ]; then
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vtlog "more than one pkgs, need to filter..."
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VER=$($BUSYBOX_PATH/uname -r)
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LINE=$($GREP -i ' md-modules.*\.udeb' $VTOY_PATH/iso_file_list | $GREP -i $VER)
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LINTCNT=$($GREP -i ' md-modules.*\.udeb' $VTOY_PATH/iso_file_list | $GREP -i -c $VER)
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if [ $LINTCNT -gt 1 ]; then
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vtlog "Still more than one pkgs, use the first one..."
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LINE=$($GREP -i ' md-modules.*\.udeb' $VTOY_PATH/iso_file_list | $GREP -i -m1 $VER)
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fi
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fi
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install_udeb_from_line "$LINE" ${vt_usb_disk}
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fi
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# insmod md-mod if needed
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if $GREP -q 'device-mapper' /proc/devices; then
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vtlog "device mapper module is loaded"
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else
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vtlog "device mapper module is NOT loaded, now load it..."
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VER=$($BUSYBOX_PATH/uname -r)
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KO=$($FIND /lib/modules/$VER/kernel/drivers/md -name "dm-mod*")
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vtlog "KO=$KO"
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insmod $KO
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fi
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vtlog "dmsetup install finish, now check it..."
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if dmsetup info >> $VTLOG 2>&1; then
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vtlog "dmsetup work ok"
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else
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vtlog "dmsetup not work, now try to load eglibc ..."
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# install eglibc (some ubuntu 32 bit version need it)
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LINE=$($GREP 'libc6-.*\.udeb' $VTOY_PATH/iso_file_list)
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if [ $? -eq 0 ]; then
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install_udeb_from_line "$LINE" ${vt_usb_disk}
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fi
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if dmsetup info >> $VTLOG 2>&1; then
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vtlog "dmsetup work ok after retry"
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else
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vtlog "dmsetup still not work after retry"
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fi
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fi
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}
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if is_ventoy_hook_finished || not_ventoy_disk "${1:0:-1}"; then
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exit 0
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fi
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vtlog "==== $0 $* ===="
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dmsetup_path=$(ventoy_find_bin_path dmsetup)
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if [ -z "$dmsetup_path" ]; then
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ventoy_os_install_dmsetup "/dev/${1:0:-1}"
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fi
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if ! $GREP -q 'device-mapper' /proc/devices; then
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ventoy_os_install_dmsetup "/dev/${1:0:-1}"
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fi
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ventoy_udev_disk_common_hook $*
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#
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# Some distro default only accept usb partitions as install medium.
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# So if ventoy is installed on a non-USB device, we just mount /cdrom here except
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# for these has boot=live or boot=casper parameter in cmdline
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#
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VT_BUS_USB=""
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if [ -n "$ID_BUS" ]; then
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if echo $ID_BUS | $GREP -q -i usb; then
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VT_BUS_USB="YES"
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fi
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else
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if $BUSYBOX_PATH/ls -l /sys/class/block/${1:0:-1} | $GREP -q -i usb; then
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VT_BUS_USB="YES"
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fi
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fi
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if [ -n "$VT_BUS_USB" ]; then
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vtlog "$1 is USB device"
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echo /dev/$1 > /ventoy/list-devices-usb-part
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else
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vtlog "$1 is NOT USB device (bus $ID_BUS)"
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if $EGREP -q 'boot=|casper' /proc/cmdline; then
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vtlog "boot=, or casper, don't mount"
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else
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vtlog "No boot param, need to mount"
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echo /dev/$1 > /ventoy/list-devices-usb-part
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fi
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fi
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# OK finish
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set_ventoy_hook_finish
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