IMG/cpio/ventoy/hook/rhel6/udev_disk_hook.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 vtCheatLoop=loop6
  23
  24 ventoy_os_install_dmsetup() {
  25     vtlog "ventoy_os_install_dmsetup $1"
  26
  27     vt_usb_disk=$1
  28
  29     $BUSYBOX_PATH/modprobe dm-mod
  30     $BUSYBOX_PATH/modprobe linear
  31
  32     # dump iso file location
  33     $VTOY_PATH/tool/vtoydm -i -f $VTOY_PATH/ventoy_image_map -d ${vt_usb_disk} > $VTOY_PATH/iso_file_list
  34
  35     # install dmsetup
  36     LINE=$($GREP 'device-mapper-[0-9].*\.rpm'  $VTOY_PATH/iso_file_list)
  37     if [ $? -eq 0 ]; then
  38         install_rpm_from_line "$LINE" ${vt_usb_disk}
  39     fi
  40
  41     vtlog "dmsetup install finish, now check it..."
  42
  43     dmsetup_path=$(ventoy_find_bin_path dmsetup)
  44     if [ -z "$dmsetup_path" ]; then
  45         vterr "dmsetup still not found after install"
  46     elif $dmsetup_path info >> $VTLOG 2>&1; then
  47         vtlog "$dmsetup_path work ok"
  48     else
  49         vterr "$dmsetup_path not work"
  50     fi
  51 }
  52
  53
  54 if is_ventoy_hook_finished || not_ventoy_disk "${1:0:-1}"; then
  55     # /dev/vtCheatLoop come first
  56     if [ "$1" = "$vtCheatLoop" ] && [ -b $VTOY_DM_PATH ]; then
  57         ventoy_copy_device_mapper  /dev/$vtCheatLoop
  58     fi
  59     exit 0
  60 fi
  61
  62 dmsetup_path=$(ventoy_find_bin_path dmsetup)
  63 if [ -z "$dmsetup_path" ]; then
  64     ventoy_os_install_dmsetup "/dev/${1:0:-1}"
  65 fi
  66
  67
  68 #some distro add there repo file to /etc/anaconda.repos.d/ which will cause error during installation
  69 #$BUSYBOX_PATH/nohup $VTOY_PATH/tool/inotifyd $VTOY_PATH/hook/rhel6/anaconda-repo-listen.sh /etc/anaconda.repos.d:n &
  70
  71 ventoy_udev_disk_common_hook $* "noreplace"
  72
  73 $BUSYBOX_PATH/mount $VTOY_DM_PATH /mnt/ventoy
  74
  75 #
  76 # We do a trick for rhel6 series here.
  77 # Use /dev/$vtCheatLoop and wapper it as a removable cdrom with bind mount.
  78 # Then the anaconda installer will accept /dev/$vtCheatLoop as the install medium.
  79 #
  80 ventoy_copy_device_mapper  /dev/$vtCheatLoop
  81
  82 $BUSYBOX_PATH/cp -a /sys/devices/virtual/block/$vtCheatLoop /tmp/ >> $VTLOG 2>&1
  83 echo 19 > /tmp/$vtCheatLoop/capability
  84 $BUSYBOX_PATH/mount --bind /tmp/$vtCheatLoop /sys/block/$vtCheatLoop >> $VTLOG 2>&1
  85
  86 # OK finish
  87 set_ventoy_hook_finish