IMG/cpio/ventoy/loop/easyos/ventoy-resize.sh

   1 #!/ventoy/busybox/sh
   2 #************************************************************************************
   3 # Copyright (c) 2022, 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:$PATH
  25
  26 blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/')
  27 vtDM0=$(ventoy_find_dm_id ${blkdev_num})
  28 blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy2 | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/')
  29 vtDM2=$(ventoy_find_dm_id ${blkdev_num})
  30 vtlog "vtDM0=$vtDM0 vtDM2=$vtDM2"
  31
  32 vtSize=$(cat /sys/block/$vtDM0/size)
  33 vtSize1=$(sed -n "1p" /vtoy_dm_table | awk '{print $2}')
  34 vtStart1=$(sed -n "1p" /vtoy_dm_table | awk '{print $5}')
  35 vtSize2=$(sed -n "2p" /vtoy_dm_table | awk '{print $2}')
  36 vtNewSize2=$(expr $vtSize - $vtSize1 - $vtStart1)
  37 vtlog "vtSize=$vtSize vtSize1=$vtSize1 vtStart1=$vtStart1 vtSize2=$vtSize2 vtNewSize2=$vtNewSize2"
  38
  39
  40 sed -n "2p" /vtoy_dm_table > /ventoy/resize_table
  41 sed -i "s/$vtSize2/$vtNewSize2/" /ventoy/resize_table
  42
  43 dmsetup remove ventoy2
  44 dmsetup create ventoy2 /ventoy/resize_table
  45