#!/ventoy/busybox/sh #************************************************************************************ # Copyright (c) 2020, longpanda # # 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 . # #************************************************************************************ VTOY_PATH=/ventoy BUSYBOX_PATH=$VTOY_PATH/busybox VTLOG=$VTOY_PATH/log FIND=$BUSYBOX_PATH/find GREP=$BUSYBOX_PATH/grep EGREP=$BUSYBOX_PATH/egrep CAT=$BUSYBOX_PATH/cat AWK=$BUSYBOX_PATH/awk SED=$BUSYBOX_PATH/sed SLEEP=$BUSYBOX_PATH/sleep HEAD=$BUSYBOX_PATH/head VTOY_DM_PATH=/dev/mapper/ventoy VTOY_DEBUG_LEVEL=$($BUSYBOX_PATH/hexdump -n 1 -s 450 -e '1/1 "%02x"' $VTOY_PATH/ventoy_os_param) VTOY_LINUX_REMOUNT=$($BUSYBOX_PATH/hexdump -n 1 -s 454 -e '1/1 "%02x"' $VTOY_PATH/ventoy_os_param) VTOY_VLNK_BOOT=$($BUSYBOX_PATH/hexdump -n 1 -s 455 -e '1/1 "%02x"' $VTOY_PATH/ventoy_os_param) if [ "$VTOY_DEBUG_LEVEL" = "01" ]; then if [ -e /dev/console ]; then VTLOG=/dev/console fi fi vtlog() { if [ "$VTLOG" = "$VTOY_PATH/log" ]; then echo "$*" >>$VTLOG else echo -e "\033[32m $* \033[0m" > $VTLOG $SLEEP 2 fi } vterr() { if [ "$VTLOG" = "$VTOY_PATH/log" ]; then echo "$*" >>$VTLOG else echo -e "\n\033[31m $* \033[0m" > $VTLOG $SLEEP 30 fi } is_ventoy_hook_finished() { [ -e $VTOY_PATH/hook_finish ] } set_ventoy_hook_finish() { echo 'Y' > $VTOY_PATH/hook_finish } get_ventoy_disk_name() { if [ "$VTOY_VLNK_BOOT" = "01" ]; then $VTOY_PATH/tool/vtoydump -t /ventoy/ventoy_os_param else line=$($VTOY_PATH/tool/vtoydump -f /ventoy/ventoy_os_param) if [ $? -eq 0 ]; then echo ${line%%#*} else echo "unknown" fi fi } get_ventoy_iso_name() { line=$($VTOY_PATH/tool/vtoydump -f /ventoy/ventoy_os_param) if [ $? -eq 0 ]; then echo ${line##*#} else echo "unknown" fi } wait_for_usb_disk_ready() { vtloop=0 while [ -n "Y" ]; do usb_disk=$(get_ventoy_disk_name) vtlog "wait_for_usb_disk_ready $usb_disk ..." if echo $usb_disk | $EGREP -q "nvme|mmc|nbd"; then vtpart2=${usb_disk}p2 else vtpart2=${usb_disk}2 fi if [ -e "${vtpart2}" ]; then vtlog "wait_for_usb_disk_ready $usb_disk finish" break else let vtloop=vtloop+1 if [ $vtloop -gt 2 ]; then if [ "$VTLOG" != "$VTOY_PATH/log" ]; then $VTOY_PATH/tool/vtoydump -f /ventoy/ventoy_os_param -v > $VTLOG fi fi $SLEEP 0.3 fi done } check_usb_disk_ready() { if echo $1 | $EGREP -q "nvme|mmc|nbd"; then vtpart2=${1}p2 else vtpart2=${1}2 fi [ -e "${vtpart2}" ] } not_ventoy_disk() { if echo $1 | $EGREP -q "nvme.*p$|mmc.*p$|nbd.*p$"; then vtDiskName=${1:0:-1} else vtDiskName=$1 fi if [ "$VTOY_VLNK_BOOT" = "01" ]; then vtVtoyDisk=$($VTOY_PATH/tool/vtoydump -t $VTOY_PATH/ventoy_os_param) [ "$vtVtoyDisk" != "/dev/$vtDiskName" ] else if $VTOY_PATH/tool/vtoydump -f $VTOY_PATH/ventoy_os_param -c "$vtDiskName"; then $BUSYBOX_PATH/false else $BUSYBOX_PATH/true fi fi } ventoy_get_vblade_bin() { if $VTOY_PATH/tool/vblade_64 -t >>$VTLOG 2>&1; then echo $VTOY_PATH/tool/vblade_64 else echo $VTOY_PATH/tool/vblade_32 fi } ventoy_find_bin_path() { if $BUSYBOX_PATH/which "$1" > /dev/null; then $BUSYBOX_PATH/which "$1"; return fi for vt_path in '/bin' '/sbin' '/usr/bin' '/usr/sbin' '/usr/local/bin' '/usr/local/sbin' '/root/bin'; do if [ -e "$vt_path/$1" ]; then echo "$vt_path/$1"; return fi done echo "" } ventoy_find_bin_run() { vtsudo=0 if [ "$1" = "sudo" ]; then shift vtsudo=1 fi vtbinpath=$(ventoy_find_bin_path "$1") if [ -n "$vtbinpath" ]; then shift if [ $vtsudo -eq 0 ]; then vtlog "$vtbinpath $*" $vtbinpath $* else vtlog "sudo $vtbinpath $*" sudo $vtbinpath $* fi fi } ventoy_get_module_postfix() { vtKerVer=$($BUSYBOX_PATH/uname -r) vtLine=$($FIND /lib/modules/$vtKerVer/ -name *.ko* | $HEAD -n1) vtComp=${vtLine##*/*.ko} echo "ko$vtComp" } ventoy_check_dm_module() { if $GREP -q 'device-mapper' /proc/devices; then $BUSYBOX_PATH/true; return fi vtlog "device-mapper NOT found in /proc/devices, try to load kernel module" $BUSYBOX_PATH/modprobe dm_mod >>$VTLOG 2>&1 $BUSYBOX_PATH/modprobe dm-mod >>$VTLOG 2>&1 if ! $GREP -q 'device-mapper' /proc/devices; then vtlog "modprobe failed, now try to insmod ko..." $FIND /lib/modules/ -name "dm-mod.ko*" | while read vtline; do vtlog "insmod $vtline " $BUSYBOX_PATH/insmod $vtline >>$VTLOG 2>&1 if [ $? -eq 0 ]; then vtlog "insmod success" else vtlog "insmod failed, try decompress" if echo $vtline | $GREP -q "\.zst"; then $VTOY_PATH/tool/zstdcat $vtline > $VTOY_PATH/extract_dm_mod.ko $BUSYBOX_PATH/insmod $VTOY_PATH/extract_dm_mod.ko >>$VTLOG 2>&1 fi fi done fi if $GREP -q 'device-mapper' /proc/devices; then vtlog "device-mapper found in /proc/devices after retry" $BUSYBOX_PATH/true; return else vtlog "device-mapper still NOT found in /proc/devices after retry" $BUSYBOX_PATH/false; return fi } ventoy_need_proc_ibt() { vtKv=$($BUSYBOX_PATH/uname -r) vtMajor=$(echo $vtKv | $AWK -F. '{print $1}') vtMinor=$(echo $vtKv | $AWK -F. '{print $2}') #ibt was supported since linux kernel 5.18 if [ $vtMajor -lt 5 ]; then $BUSYBOX_PATH/false; return elif [ $vtMajor -eq 5 ]; then if [ $vtMajor -lt 18 ]; then $BUSYBOX_PATH/false; return fi fi if $GREP -q ' ibt=off' /proc/cmdline; then $BUSYBOX_PATH/false; return fi #hardware CPU doesn't support IBT if $VTOY_PATH/tool/vtoykmod -I; then : else $BUSYBOX_PATH/false; return fi #dot.CONFIG not enabled if $GREP -q ' ibt_restore$' /proc/kallsyms; then : else $BUSYBOX_PATH/false; return fi $BUSYBOX_PATH/true } ventoy_need_dm_patch() { if [ "$VTOY_LINUX_REMOUNT" != "01" ]; then if $GREP -q 'VTOY_LINUX_REMOUNT=1' /proc/cmdline; then : else $BUSYBOX_PATH/false; return fi fi if $GREP -q 'device-mapper' /proc/devices; then : else $BUSYBOX_PATH/false; return fi if $GREP -q 'dm_patch' /proc/modules; then $BUSYBOX_PATH/false; return fi vtMajorVer=$($BUSYBOX_PATH/uname -r | $AWK -F. '{print $1}') vtMinorVer=$($BUSYBOX_PATH/uname -r | $AWK -F. '{print $2}') if [ $vtMajorVer -lt 3 ]; then $BUSYBOX_PATH/false; return elif [ $vtMajorVer -eq 3 -a $vtMinorVer -lt 10 ]; then $BUSYBOX_PATH/false; return fi $BUSYBOX_PATH/true } ventoy_dm_patch() { vtDmPatchDebug=0 vtMType=$($BUSYBOX_PATH/uname -m) vtlog "######### ventoy_dm_patch ############" if echo $vtMType | $EGREP -i -q "x86.64|amd64"; then vtKoName=dm_patch_64.ko elif echo $vtMType | $EGREP -i -q "i[3-6]86"; then vtKoName=dm_patch_32.ko else vtlog "unsupported machine type $vtMType" return fi if ventoy_need_proc_ibt; then vtlog "need to proc IBT" vtKoName=dm_patch_ibt_64.ko vtIBT='0x8888' else vtlog "NO need to proc IBT" vtIBT='0' fi if [ -f $VTOY_PATH/tool/$vtKoName ]; then vtlog "/ventoy/tool/$vtKoName exist OK" else vtlog "/ventoy/tool/$vtKoName NOT exist" return fi $CAT /proc/kallsyms | $BUSYBOX_PATH/sort > $VTOY_PATH/kallsyms if $GREP -m1 -q 'open_table_device.isra' $VTOY_PATH/kallsyms; then vtISRA=$($GREP -m1 'open_table_device.isra' $VTOY_PATH/kallsyms | $AWK '{print $3}') vtLine=$($VTOY_PATH/tool/vtoyksym $vtISRA $VTOY_PATH/kallsyms) vtlog "get $vtISRA address $vtLine" else vtLine=$($VTOY_PATH/tool/vtoyksym dm_get_table_device $VTOY_PATH/kallsyms) vtlog "get dm_get_table_device address $vtLine" fi get_addr=$(echo $vtLine | $AWK '{print $1}') get_size=$(echo $vtLine | $AWK '{print $2}') vtLine=$($VTOY_PATH/tool/vtoyksym blkdev_get_by_dev $VTOY_PATH/kallsyms) vtlog "get blkdev_get_by_dev address $vtLine" blkdev_get_addr=$(echo $vtLine | $AWK '{print $1}') vtLine=$($VTOY_PATH/tool/vtoyksym blkdev_put $VTOY_PATH/kallsyms) vtlog "get blkdev_put address $vtLine" blkdev_put_addr=$(echo $vtLine | $AWK '{print $1}') vtLine=$($VTOY_PATH/tool/vtoyksym bdev_open_by_dev $VTOY_PATH/kallsyms) vtlog "get bdev_open_by_dev address $vtLine" bdev_open_addr=$(echo $vtLine | $AWK '{print $1}') vtLine=$($VTOY_PATH/tool/vtoyksym bdev_file_open_by_dev $VTOY_PATH/kallsyms) vtlog "get bdev_file_open_by_dev address $vtLine" bdev_file_open_addr=$(echo $vtLine | $AWK '{print $1}') if $GREP -m1 -q 'close_table_device.isra' $VTOY_PATH/kallsyms; then vtLine=$($VTOY_PATH/tool/vtoyksym close_table_device.isra $VTOY_PATH/kallsyms) vtlog "get close_table_device.isra address $vtLine" else vtLine=$($VTOY_PATH/tool/vtoyksym dm_put_table_device $VTOY_PATH/kallsyms) vtlog "get dm_put_table_device address $vtLine" fi put_addr=$(echo $vtLine | $AWK '{print $1}') put_size=$(echo $vtLine | $AWK '{print $2}') ro_addr=$($GREP ' set_memory_ro$' /proc/kallsyms | $AWK '{print $1}') rw_addr=$($GREP ' set_memory_rw$' /proc/kallsyms | $AWK '{print $1}') kprobe_reg_addr=$($GREP ' register_kprobe$' /proc/kallsyms | $AWK '{print $1}') kprobe_unreg_addr=$($GREP ' unregister_kprobe$' /proc/kallsyms | $AWK '{print $1}') if [ "$VTOY_DEBUG_LEVEL" = "01" ]; then vtDmPatchDebug=1 fi if $GREP -q 'dmpatch_debug' /proc/cmdline; then vtDmPatchDebug=1 fi if [ $vtDmPatchDebug -eq 1 ]; then printk_addr=$($GREP ' printk$' /proc/kallsyms | $AWK '{print $1}') if [ -z "$printk_addr" ]; then printk_addr=$($GREP ' _printk$' /proc/kallsyms | $AWK '{print $1}') fi vtDebug="-v" else printk_addr=0 fi #printk_addr=$($GREP ' printk$' /proc/kallsyms | $AWK '{print $1}') #vtDebug="-v" vtlog get_addr=$get_addr get_size=$get_size vtlog put_addr=$put_addr put_size=$put_size vtlog blkdev_get_addr=$blkdev_get_addr blkdev_put_addr=$blkdev_put_addr vtlog kprobe_reg_addr=$kprobe_reg_addr kprobe_unreg_addr=$kprobe_unreg_addr vtlog ro_addr=$ro_addr rw_addr=$rw_addr printk_addr=$printk_addr bdev_open_addr=$bdev_open_addr bdev_file_open_addr=$bdev_file_open_addr if [ "$get_addr" = "0" -o "$put_addr" = "0" ]; then vtlog "Invalid symbol address" return fi if [ "$ro_addr" = "0" -o "$rw_addr" = "0" ]; then vtlog "Invalid symbol address" return fi vtKv=$($BUSYBOX_PATH/uname -r) vtKVMajor=$(echo $vtKv | $AWK -F. '{print $1}') vtKVMinor=$(echo $vtKv | $AWK -F. '{print $2}') vtKVSubMinor=$(echo $vtKv | $AWK -F. '{print $3}') if [ ! -d /lib/modules/$vtKv ]; then vtlog "No modules directory found" return elif [ -d /lib/modules/$vtKv/kernel/fs ]; then vtModPath=$($FIND /lib/modules/$vtKv/kernel/fs/ -name "*.ko*" | $HEAD -n1) elif [ -d /lib/modules/$vtKv/kernel ]; then vtModPath=$($FIND /lib/modules/$vtKv/kernel/ -name "xfs.ko*" | $HEAD -n1) elif [ -d /lib/modules/$vtKv/initrd ]; then vtModPath=$($FIND /lib/modules/$vtKv/initrd/ -name "xfs.ko*" | $HEAD -n1) fi if [ -z "$vtModPath" ]; then vtModPath=$($FIND /lib/modules/$vtKv/ -name "*.ko*" | $HEAD -n1) fi vtModName=$($BUSYBOX_PATH/basename $vtModPath) vtlog "template module is $vtModPath $vtModName" if [ -z "$vtModPath" ]; then vtlog "No template module found" return elif echo $vtModPath | $GREP -q "[.]ko$"; then $BUSYBOX_PATH/cp -a $vtModPath $VTOY_PATH/$vtModName elif echo $vtModPath | $GREP -q "[.]ko[.]xz$"; then $BUSYBOX_PATH/xzcat $vtModPath > $VTOY_PATH/$vtModName elif echo $vtModPath | $GREP -q "[.]ko[.]gz$"; then $BUSYBOX_PATH/zcat $vtModPath > $VTOY_PATH/$vtModName elif echo $vtModPath | $GREP -q "[.]ko[.]zst$"; then $VTOY_PATH/tool/zstdcat $vtModPath > $VTOY_PATH/$vtModName else vtlog "unsupport module type" return fi #step1: modify vermagic/mod crc/relocation vtlog "$VTOY_PATH/tool/vtoykmod -u $vtKVMajor $vtKVMinor $VTOY_PATH/tool/$vtKoName $VTOY_PATH/$vtModName $vtDebug" $VTOY_PATH/tool/vtoykmod -u $vtKVMajor $vtKVMinor $VTOY_PATH/tool/$vtKoName $VTOY_PATH/$vtModName $vtDebug >>$VTLOG 2>&1 #step2: fill parameters vtPgsize=$($VTOY_PATH/tool/vtoyksym -p) vtPrams="$VTOY_PATH/tool/$vtKoName $vtPgsize 0x$printk_addr 0x$ro_addr 0x$rw_addr $get_addr $get_size $put_addr $put_size 0x$kprobe_reg_addr 0x$kprobe_unreg_addr $vtKVMajor $vtIBT $vtKVMinor $blkdev_get_addr $blkdev_put_addr $vtKVSubMinor $bdev_open_addr $bdev_file_open_addr $vtDebug" vtlog "$VTOY_PATH/tool/vtoykmod -f $vtPrams" $VTOY_PATH/tool/vtoykmod -f $vtPrams >>$VTLOG 2>&1 vtlog "insmod $VTOY_PATH/tool/$vtKoName" $BUSYBOX_PATH/insmod $VTOY_PATH/tool/$vtKoName >>$VTLOG 2>&1 if $GREP -q 'dm_patch' /proc/modules; then vtlog "dm_patch module OK" echo "done" > $VTOY_PATH/dm_patch_done else vtlog "dm_patch module FAILED" fi } create_ventoy_device_mapper() { vtlog "create_ventoy_device_mapper $*" VT_DM_BIN=$(ventoy_find_bin_path dmsetup) if [ -z "$VT_DM_BIN" ]; then vtlog "no dmsetup avaliable, lastly try inbox dmsetup" VT_DM_BIN=$VTOY_PATH/tool/dmsetup fi vtlog "dmsetup avaliable in system $VT_DM_BIN" if ventoy_check_dm_module "$1"; then vtlog "device-mapper module check success" else vterr "Error: no dm module avaliable" fi $VTOY_PATH/tool/vtoydm -p -f $VTOY_PATH/ventoy_image_map -d $1 > $VTOY_PATH/ventoy_dm_table vtLevel1=$($CAT /proc/sys/kernel/printk | $AWK '{print $1}') vtLevel2=$($CAT /proc/sys/kernel/printk | $AWK '{print $2}') vtLevel3=$($CAT /proc/sys/kernel/printk | $AWK '{print $3}') vtLevel4=$($CAT /proc/sys/kernel/printk | $AWK '{print $4}') if ventoy_need_dm_patch; then ventoy_dm_patch #suppress printk message echo 0 $vtLevel2 0 $vtLevel4 > /proc/sys/kernel/printk fi if [ -z "$2" ]; then $VT_DM_BIN create ventoy $VTOY_PATH/ventoy_dm_table >>$VTLOG 2>&1 else $VT_DM_BIN "$2" create ventoy $VTOY_PATH/ventoy_dm_table >>$VTLOG 2>&1 fi if ventoy_need_dm_patch; then #recover printk level echo $vtLevel1 $vtLevel2 $vtLevel3 $vtLevel4 > /proc/sys/kernel/printk fi } create_persistent_device_mapper() { vtlog "create_persistent_device_mapper $*" VT_DM_BIN=$(ventoy_find_bin_path dmsetup) if [ -z "$VT_DM_BIN" ]; then vtlog "no dmsetup avaliable, lastly try inbox dmsetup" VT_DM_BIN=$VTOY_PATH/tool/dmsetup fi vtlog "dmsetup avaliable in system $VT_DM_BIN" if ventoy_check_dm_module "$1"; then vtlog "device-mapper module check success" else vterr "Error: no dm module avaliable" fi $VTOY_PATH/tool/vtoydm -p -f $VTOY_PATH/ventoy_persistent_map -d $1 > $VTOY_PATH/persistent_dm_table vtLevel1=$($CAT /proc/sys/kernel/printk | $AWK '{print $1}') vtLevel2=$($CAT /proc/sys/kernel/printk | $AWK '{print $2}') vtLevel3=$($CAT /proc/sys/kernel/printk | $AWK '{print $3}') vtLevel4=$($CAT /proc/sys/kernel/printk | $AWK '{print $4}') if [ -f $VTOY_PATH/dm_patch_done ]; then #suppress printk message echo 0 $vtLevel2 0 $vtLevel4 > /proc/sys/kernel/printk fi $VT_DM_BIN create vtoy_persistent $VTOY_PATH/persistent_dm_table >>$VTLOG 2>&1 if [ -f $VTOY_PATH/dm_patch_done ]; then #recover printk level echo $vtLevel1 $vtLevel2 $vtLevel3 $vtLevel4 > /proc/sys/kernel/printk fi } wait_for_ventoy_dm_disk_label() { DM=$($BUSYBOX_PATH/readlink $VTOY_DM_PATH) vtlog "wait_for_ventoy_dm_disk_label $DM ..." for i in 0 1 2 3 4 5 6 7 8 9; do vtlog "i=$i ####### ls /dev/disk/by-label/" ls -l /dev/disk/by-label/ >> $VTLOG if ls -l /dev/disk/by-label/ | $GREP -q "$DM"; then break else $SLEEP 1 fi done } install_udeb_pkg() { if ! [ -e "$1" ]; then $BUSYBOX_PATH/false return fi if [ -d /tmp/vtoy_udeb ]; then $BUSYBOX_PATH/rm -rf /tmp/vtoy_udeb fi $BUSYBOX_PATH/mkdir -p /tmp/vtoy_udeb $BUSYBOX_PATH/cp -a "$1" /tmp/vtoy_udeb/ CURDIR=$($BUSYBOX_PATH/pwd) cd /tmp/vtoy_udeb $BUSYBOX_PATH/ar x "$1" if [ -e 'data.tar.gz' ]; then $BUSYBOX_PATH/tar -xzf data.tar.gz -C / elif [ -e 'data.tar.xz' ]; then $BUSYBOX_PATH/tar -xJf data.tar.xz -C / elif [ -e 'data.tar.bz2' ]; then $BUSYBOX_PATH/tar -xjf data.tar.bz2 -C / elif [ -e 'data.tar.lzma' ]; then $BUSYBOX_PATH/tar -xaf data.tar.lzma -C / fi if [ -e 'control.tar.gz' ]; then $BUSYBOX_PATH/tar -xzf control.tar.gz -C / elif [ -e 'control.tar.xz' ]; then $BUSYBOX_PATH/tar -xJf control.tar.xz -C / elif [ -e 'control.tar.bz2' ]; then $BUSYBOX_PATH/tar -xjf control.tar.bz2 -C / elif [ -e 'control.tar.lzma' ]; then $BUSYBOX_PATH/tar -xaf control.tar.lzma -C / fi cd $CURDIR $BUSYBOX_PATH/rm -rf /tmp/vtoy_udeb $BUSYBOX_PATH/true } install_udeb_from_line() { vtlog "install_udeb_from_line $1" if ! [ -b "$2" ]; then vterr "disk #$2# not exist" return fi sector=$(echo $1 | $AWK '{print $(NF-1)}') length=$(echo $1 | $AWK '{print $NF}') vtlog "sector=$sector length=$length" $VTOY_PATH/tool/vtoydm -e -f $VTOY_PATH/ventoy_image_map -d ${2} -s $sector -l $length -o /tmp/xxx.udeb if [ -e /tmp/xxx.udeb ]; then vtlog "extract udeb file from iso success" else vterr "extract udeb file from iso fail" return fi install_udeb_pkg /tmp/xxx.udeb $BUSYBOX_PATH/rm -f /tmp/xxx.udeb } extract_file_from_line() { vtlog "extract_file_from_line $1 disk=#$2#" if ! [ -b "$2" ]; then vterr "disk #$2# not exist" return fi sector=$(echo $1 | $AWK '{print $(NF-1)}') length=$(echo $1 | $AWK '{print $NF}') vtlog "sector=$sector length=$length" $VTOY_PATH/tool/vtoydm -e -f $VTOY_PATH/ventoy_image_map -d ${2} -s $sector -l $length -o $3 if [ -e $3 ]; then vtlog "extract file from iso success" $BUSYBOX_PATH/true else vterr "extract file from iso fail" $BUSYBOX_PATH/false fi } extract_rpm_from_line() { vtlog "extract_rpm_from_line $1 disk=#$2#" if ! [ -b "$2" ]; then vterr "disk #$2# not exist" return fi sector=$(echo $1 | $AWK '{print $(NF-1)}') length=$(echo $1 | $AWK '{print $NF}') vtlog "sector=$sector length=$length" $VTOY_PATH/tool/vtoydm -e -f $VTOY_PATH/ventoy_image_map -d ${2} -s $sector -l $length -o /tmp/xxx.rpm if [ -e /tmp/xxx.rpm ]; then vtlog "extract rpm file from iso success" else vterr "extract rpm file from iso fail" return fi CURPWD=$($BUSYBOX_PATH/pwd) $BUSYBOX_PATH/mkdir -p $VTOY_PATH/rpm cd $VTOY_PATH/rpm vtlog "extract rpm..." $BUSYBOX_PATH/rpm2cpio /tmp/xxx.rpm | $BUSYBOX_PATH/cpio -idm 2>>$VTLOG cd $CURPWD $BUSYBOX_PATH/rm -f /tmp/xxx.rpm } install_rpm_from_line() { vtlog "install_rpm_from_line $1 disk=#$2#" if ! [ -b "$2" ]; then vterr "disk #$2# not exist" return fi sector=$(echo $1 | $AWK '{print $(NF-1)}') length=$(echo $1 | $AWK '{print $NF}') vtlog "sector=$sector length=$length" $VTOY_PATH/tool/vtoydm -e -f $VTOY_PATH/ventoy_image_map -d ${2} -s $sector -l $length -o /tmp/xxx.rpm if [ -e /tmp/xxx.rpm ]; then vtlog "extract rpm file from iso success" else vterr "extract rpm file from iso fail" return fi CURPWD=$($BUSYBOX_PATH/pwd) cd / vtlog "install rpm..." $BUSYBOX_PATH/rpm2cpio /tmp/xxx.rpm | $BUSYBOX_PATH/cpio -idm 2>>$VTLOG cd $CURPWD $BUSYBOX_PATH/rm -f /tmp/xxx.rpm } dump_whole_iso_file() { $VTOY_PATH/tool/vtoydm -p -f $VTOY_PATH/ventoy_image_map -d $usb_disk | while read vtline; do vtlog "dmtable line: $vtline" vtcount=$(echo $vtline | $AWK '{print $2}') vtoffset=$(echo $vtline | $AWK '{print $NF}') $BUSYBOX_PATH/dd if=$usb_disk of="$1" bs=512 count=$vtcount skip=$vtoffset oflag=append conv=notrunc done } ventoy_copy_device_mapper() { if [ -L $VTOY_DM_PATH ]; then vtlog "replace block device link $1..." $BUSYBOX_PATH/mv "$1" $VTOY_PATH/dev_backup_${1#/dev/} VT_MAPPER_LINK=$($BUSYBOX_PATH/readlink $VTOY_DM_PATH) $BUSYBOX_PATH/cp -a "/dev/mapper/$VT_MAPPER_LINK" "$1" elif [ -b $VTOY_DM_PATH ]; then vtlog "replace block device $1..." $BUSYBOX_PATH/mv "$1" $VTOY_PATH/dev_backup_${1#/dev/} $BUSYBOX_PATH/cp -a "$VTOY_DM_PATH" "$1" else vtlog "$VTOY_DM_PATH not exist, now check /dev/dm-X ..." VT_DM_BIN=$(ventoy_find_bin_path dmsetup) if [ -z "$VT_DM_BIN" ]; then vtlog "no dmsetup avaliable, lastly try inbox dmsetup" VT_DM_BIN=$VTOY_PATH/tool/dmsetup fi DM_VT_ID=$($VT_DM_BIN ls | $GREP ventoy | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/') vtlog "DM_VT_ID=$DM_VT_ID ..." $BUSYBOX_PATH/mv "$1" $VTOY_PATH/dev_backup_${1#/dev/} $BUSYBOX_PATH/mknod -m 0666 "$1" b $DM_VT_ID fi } # create link for device-mapper ventoy_create_persistent_link() { blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep vtoy_persistent | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/') vtDM=$(ventoy_find_dm_id ${blkdev_num}) if ! [ -d /dev/disk/by-label ]; then mkdir -p /dev/disk/by-label fi VTLABEL=$($BUSYBOX_PATH/blkid /dev/$vtDM | $SED 's/.*LABEL="\([^"]*\)".*/\1/') if [ -z "$VTLABEL" ]; then VTLABEL=casper-rw fi vtlog "Persistent Label: ##${VTLABEL}##" if ! [ -e /dev/disk/by-label/$VTLABEL ]; then vtOldDir=$PWD cd /dev/disk/by-label ln -s ../../$vtDM $VTLABEL cd $vtOldDir fi } ventoy_partname_to_diskname() { if echo $1 | $EGREP -q "nvme.*p[0-9]$|mmc.*p[0-9]$|nbd.*p[0-9]$"; then echo -n "${1:0:-2}" else echo -n "${1:0:-1}" fi } ventoy_diskname_to_partname() { if echo $1 | $EGREP -q "nvme.*p[0-9]$|mmc.*p[0-9]$|nbd.*p[0-9]$"; then echo -n "${1}p$2" else echo -n "${1}$2" fi } ventoy_udev_disk_common_hook() { if echo $1 | $EGREP -q "nvme.*p[0-9]$|mmc.*p[0-9]$|nbd.*p[0-9]$"; then VTDISK="${1:0:-2}" else VTDISK="${1:0:-1}" fi if [ -e /vtoy/vtoy ]; then VTRWMOD="" else VTRWMOD="--readonly" fi # create device mapper for iso image file if create_ventoy_device_mapper "/dev/$VTDISK" $VTRWMOD; then vtlog "==== create ventoy device mapper success ====" else vtlog "==== create ventoy device mapper failed ====" $SLEEP 3 if $GREP -q "/dev/$VTDISK" /proc/mounts; then $GREP "/dev/$VTDISK" /proc/mounts | while read vtLine; do vtPart=$(echo $vtLine | $AWK '{print $1}') vtMnt=$(echo $vtLine | $AWK '{print $2}') vtlog "$vtPart is mounted on $vtMnt now umount it ..." $BUSYBOX_PATH/umount $vtMnt done fi if create_ventoy_device_mapper "/dev/$VTDISK" $VTRWMOD; then vtlog "==== create ventoy device mapper success after retry ====" else vtlog "==== create ventoy device mapper failed after retry ====" return fi fi if [ "$2" = "noreplace" ]; then vtlog "no need to replace block device" else ventoy_copy_device_mapper "/dev/$1" fi if [ -f $VTOY_PATH/ventoy_persistent_map ]; then create_persistent_device_mapper "/dev/$VTDISK" ventoy_create_persistent_link fi if $GREP -q 'dm_patch' /proc/modules; then vtlog "remove dm_patch module." $BUSYBOX_PATH/rmmod dm_patch fi } ventoy_create_dev_ventoy_part() { blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/') $BUSYBOX_PATH/mknod -m 0666 /dev/ventoy b $blkdev_num if [ -e /vtoy_dm_table ]; then vtPartid=1 vtLevel1=$($CAT /proc/sys/kernel/printk | $AWK '{print $1}') vtLevel2=$($CAT /proc/sys/kernel/printk | $AWK '{print $2}') vtLevel3=$($CAT /proc/sys/kernel/printk | $AWK '{print $3}') vtLevel4=$($CAT /proc/sys/kernel/printk | $AWK '{print $4}') if [ -f $VTOY_PATH/dm_patch_done ]; then #suppress printk message echo 0 $vtLevel2 0 $vtLevel4 > /proc/sys/kernel/printk fi $CAT /vtoy_dm_table | while read vtline; do echo $vtline > /ventoy/dm_table_part${vtPartid} $VTOY_PATH/tool/dmsetup create ventoy${vtPartid} /ventoy/dm_table_part${vtPartid} blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy${vtPartid} | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/') $BUSYBOX_PATH/mknod -m 0666 /dev/ventoy${vtPartid} b $blkdev_num vtPartid=$(expr $vtPartid + 1) done if [ -f $VTOY_PATH/dm_patch_done ]; then #recover printk level echo $vtLevel1 $vtLevel2 $vtLevel3 $vtLevel4 > /proc/sys/kernel/printk fi fi } ventoy_create_chromeos_ventoy_part() { blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/') $BUSYBOX_PATH/mknod -m 0666 /dev/ventoy b $blkdev_num if [ -e /vtoy_dm_table ]; then vtPartid=1 $CAT /vtoy_dm_table | while read vtline; do echo $vtline > /ventoy/dm_table_part${vtPartid} if [ $vtPartid -eq $1 ]; then $VTOY_PATH/tool/dmsetup create ventoy${vtPartid} /ventoy/dm_table_part${vtPartid} --readonly else $VTOY_PATH/tool/dmsetup create ventoy${vtPartid} /ventoy/dm_table_part${vtPartid} fi blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy${vtPartid} | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/') $BUSYBOX_PATH/mknod -m 0666 /dev/ventoy${vtPartid} b $blkdev_num vtPartid=$(expr $vtPartid + 1) done fi } is_inotify_ventoy_part() { if echo $1 | $GREP -q "2$"; then if ! [ -e /sys/block/$1 ]; then if [ -e /sys/class/block/$1 ]; then if echo $1 | $EGREP -q "nvme|mmc|nbd"; then vtShortName=${1:0:-2} else vtShortName=${1:0:-1} fi if [ -e /dev/$vtShortName ]; then if [ "$VTOY_VLNK_BOOT" = "01" ]; then vtOrgDiskName=$($VTOY_PATH/tool/vtoydump -t $VTOY_PATH/ventoy_os_param) [ "$vtOrgDiskName" = "/dev/$vtShortName" ] else $VTOY_PATH/tool/vtoydump -f $VTOY_PATH/ventoy_os_param -c $vtShortName fi return fi fi fi fi [ "1" = "0" ] } ventoy_find_dm_id() { for vt in $($BUSYBOX_PATH/ls /sys/block/); do if [ "${vt:0:3}" = "dm-" ]; then vtMajorMinor=$($CAT /sys/block/$vt/dev) if [ "$vtMajorMinor" = "$1" ]; then echo ${vt} return fi fi done echo 'xx' } ventoy_swap_device() { mv $1 $VTOY_PATH/swap_tmp_dev mv $2 $1 mv $VTOY_PATH/swap_tmp_dev $2 } ventoy_extract_vtloopex() { vtCurPwd=$PWD $BUSYBOX_PATH/mkdir -p $VTOY_PATH/partmnt $VTOY_PATH/vtloopex $BUSYBOX_PATH/mount -o ro -t vfat $1 $VTOY_PATH/partmnt cd $VTOY_PATH/vtloopex $CAT $VTOY_PATH/partmnt/ventoy/vtloopex.cpio | $BUSYBOX_PATH/cpio -idm >> $VTLOG 2>&1 $BUSYBOX_PATH/umount $VTOY_PATH/partmnt $BUSYBOX_PATH/rm -rf $VTOY_PATH/partmnt if [ -n "$2" ]; then cd $VTOY_PATH/vtloopex/$2/ $BUSYBOX_PATH/tar -xJf vtloopex.tar.xz fi cd $vtCurPwd } ventoy_check_install_module_xz() { if [ -f "${1}.xz" ]; then $BUSYBOX_PATH/xz -d "${1}.xz" $BUSYBOX_PATH/insmod "$1" fi } ventoy_check_umount() { for vtLoop in 0 1 2 3 4 5 6 7 8 9; do $BUSYBOX_PATH/umount "$1" > /dev/null 2>&1 if $BUSYBOX_PATH/mountpoint -q "$1"; then $SLEEP 1 else break fi done } ventoy_wait_dir() { vtdir=$1 vtsec=0 while [ $vtsec -lt $2 ]; do if [ -d "$vtdir" ]; then break else $SLEEP 1 vtsec=$(expr $vtsec + 1) fi done }