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Support EasyOS resize partition at first boot time.

This commit is contained in:
longpanda 2022-06-11 22:47:16 +08:00
parent 1c0b4ee903
commit 5e607b7f9f
2 changed files with 48 additions and 3 deletions
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6
IMG/cpio/ventoy/loop/easyos/ventoy-hook.sh
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@ -1,6 +1,6 @@
#!/ventoy/busybox/sh
#************************************************************************************
# Copyright (c) 2020, longpanda <admin@ventoy.net>
# Copyright (c) 2022, 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
@ -26,7 +26,7 @@ $SED "1a boot_dev=ventoy1;wkg_dev=ventoy2" -i /init
#check for ssd will read /sys/block/ventoy, will no exist, need a workaround
$SED "s#/sys/block/\${WKG_DRV}/#/sys/block/\$vtDM/#g" -i /init
#skip the resizing process, can't resizing partition
$SED "s#640M#0M#g" -i /init
#resizing process
$SED "s#partprobe.*#$BUSYBOX_PATH/sh $VTOY_PATH/loop/easyos/ventoy-resize.sh \$WKG_DEV#g" -i /init

45
IMG/cpio/ventoy/loop/easyos/ventoy-resize.sh Normal file
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@ -0,0 +1,45 @@
#!/ventoy/busybox/sh
#************************************************************************************
# Copyright (c) 2022, 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:$PATH
blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/')
vtDM0=$(ventoy_find_dm_id ${blkdev_num})
blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy2 | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/')
vtDM2=$(ventoy_find_dm_id ${blkdev_num})
vtlog "vtDM0=$vtDM0 vtDM2=$vtDM2"
vtSize=$(cat /sys/block/$vtDM0/size)
vtSize1=$(sed -n "1p" /vtoy_dm_table | awk '{print $2}')
vtStart1=$(sed -n "1p" /vtoy_dm_table | awk '{print $5}')
vtSize2=$(sed -n "2p" /vtoy_dm_table | awk '{print $2}')
vtNewSize2=$(expr $vtSize - $vtSize1 - $vtStart1)
vtlog "vtSize=$vtSize vtSize1=$vtSize1 vtStart1=$vtStart1 vtSize2=$vtSize2 vtNewSize2=$vtNewSize2"
sed -n "2p" /vtoy_dm_table > /ventoy/resize_table
sed -i "s/$vtSize2/$vtNewSize2/" /ventoy/resize_table
dmsetup remove ventoy2
dmsetup create ventoy2 /ventoy/resize_table