IMG/cpio/ventoy/hook/debian/antix-disk.sh

   1 #!/ventoy/busybox/sh
   2 #************************************************************************************
   3 # Copyright (c) 2020, longpanda <admin@ventoy.net>
   4 #
   5 # This program is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU General Public License as
   7 # published by the Free Software Foundation; either version 3 of the
   8 # License, or (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 # General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, see <http://www.gnu.org/licenses/>.
  17 #
  18 #************************************************************************************
  19
  20 . /ventoy/hook/ventoy-hook-lib.sh
  21
  22 vtlog "####### $0 $* ########"
  23
  24 VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
  25
  26
  27 ventoy_os_install_dmsetup_by_unsquashfs() {
  28     vtlog "ventoy_os_install_dmsetup_by_unsquashfs $*"
  29
  30     vtKoPo=$(ventoy_get_module_postfix)
  31     vtlog "vtKoPo=$vtKoPo"
  32
  33     vtoydm -i -f $VTOY_PATH/ventoy_image_map -d $1 > $VTOY_PATH/iso_file_list
  34
  35     vtline=$(grep '[-][-] linuxfs '  $VTOY_PATH/iso_file_list)
  36     sector=$(echo $vtline | awk '{print $(NF-1)}')
  37     length=$(echo $vtline | awk '{print $NF}')
  38
  39     vtoydm -E -f $VTOY_PATH/ventoy_image_map -d $1 -s $sector -l $length -o $VTOY_PATH/fsdisk
  40
  41     dmModPath="/usr/lib/modules/$vtKerVer/kernel/drivers/md/dm-mod.$vtKoPo"
  42     echo $dmModPath > $VTOY_PATH/fsextract
  43     vtoy_unsquashfs -d $VTOY_PATH/sqfs -n -q -e $VTOY_PATH/fsextract $VTOY_PATH/fsdisk
  44
  45     if ! [ -e $VTOY_PATH/sqfs${dmModPath} ]; then
  46         dmModPath="/lib/modules/$vtKerVer/kernel/drivers/md/dm-mod.$vtKoPo"
  47         echo $dmModPath > $VTOY_PATH/fsextract
  48         vtoy_unsquashfs -d $VTOY_PATH/sqfs -n -q -e $VTOY_PATH/fsextract $VTOY_PATH/fsdisk
  49     fi
  50
  51     if [ -e $VTOY_PATH/sqfs${dmModPath} ]; then
  52         vtlog "success $VTOY_PATH/sqfs${dmModPath}"
  53         insmod $VTOY_PATH/sqfs${dmModPath}
  54     else
  55         false
  56     fi
  57 }
  58
  59
  60 ventoy_os_install_dmsetup_by_fuse() {
  61     vtlog "ventoy_os_install_dmsetup_by_fuse $*"
  62
  63     mkdir -p $VTOY_PATH/mnt/fuse $VTOY_PATH/mnt/iso $VTOY_PATH/mnt/squashfs
  64
  65     vtoydm -p -f $VTOY_PATH/ventoy_image_map -d $1 > $VTOY_PATH/ventoy_dm_table
  66     vtoy_fuse_iso -f $VTOY_PATH/ventoy_dm_table -m $VTOY_PATH/mnt/fuse
  67
  68     mount -t iso9660  $VTOY_PATH/mnt/fuse/ventoy.iso    $VTOY_PATH/mnt/iso
  69     mount -t squashfs $VTOY_PATH/mnt/iso/antiX/linuxfs  $VTOY_PATH/mnt/squashfs
  70
  71     KoName=$(ls $VTOY_PATH/mnt/squashfs/lib/modules/$2/kernel/drivers/md/dm-mod.ko*)
  72     vtlog "insmod $KoName"
  73     insmod $KoName
  74
  75     umount $VTOY_PATH/mnt/squashfs
  76     umount $VTOY_PATH/mnt/iso
  77     umount $VTOY_PATH/mnt/fuse
  78 }
  79
  80
  81 ventoy_os_install_dmsetup() {
  82     vtlog "ventoy_os_install_dmsetup"
  83
  84     if grep -q 'device-mapper' /proc/devices; then
  85         vtlog "device-mapper module already loaded"
  86         return;
  87     fi
  88
  89     vtKerVer=$(uname -r)
  90
  91     if ventoy_os_install_dmsetup_by_unsquashfs $1 $vtKerVer; then
  92         vtlog "unsquashfs success"
  93     else
  94         if modprobe fuse 2>>$VTLOG; then
  95             ventoy_os_install_dmsetup_by_fuse $1 $vtKerVer
  96         fi
  97     fi
  98 }
  99
 100
 101 wait_for_usb_disk_ready
 102
 103 vtdiskname=$(get_ventoy_disk_name)
 104 if [ "$vtdiskname" = "unknown" ]; then
 105     vtlog "ventoy disk not found"
 106     PATH=$VTPATH_OLD
 107     exit 0
 108 fi
 109
 110 ventoy_os_install_dmsetup $vtdiskname
 111
 112 ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
 113
 114 if ! [ -e $VTOY_DM_PATH ]; then
 115     blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/')
 116     mknod -m 0666 $VTOY_DM_PATH b $blkdev_num
 117 fi
 118
 119 PATH=$VTPATH_OLD
 120