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 ventoy_os_install_dmsetup() {
  23     vtlog "ventoy_os_install_dmsetup $1"
  24
  25     vt_usb_disk=$1
  26
  27     $BUSYBOX_PATH/modprobe dm-mod
  28     $BUSYBOX_PATH/modprobe linear
  29
  30     # dump iso file location
  31     $VTOY_PATH/tool/vtoydm -i -f $VTOY_PATH/ventoy_image_map -d ${vt_usb_disk} > $VTOY_PATH/iso_file_list
  32
  33     # install dmsetup
  34     LINE=$($GREP 'device-mapper-[0-9].*\.rpm'  $VTOY_PATH/iso_file_list)
  35     if [ $? -eq 0 ]; then
  36         install_rpm_from_line "$LINE" ${vt_usb_disk}
  37     fi
  38
  39     vtlog "dmsetup install finish, now check it..."
  40
  41     dmsetup_path=$(ventoy_find_bin_path dmsetup)
  42     if [ -z "$dmsetup_path" ]; then
  43         vterr "dmsetup still not found after install"
  44     elif $dmsetup_path info >> $VTLOG 2>&1; then
  45         vtlog "$dmsetup_path work ok"
  46     else
  47         vterr "$dmsetup_path not work"
  48     fi
  49 }
  50
  51
  52 if is_ventoy_hook_finished || not_ventoy_disk "${1:0:-1}"; then
  53     # /dev/loop7 come first
  54     if [ "$1" = "loop7" ] && [ -b $VTOY_DM_PATH ]; then
  55         ventoy_copy_device_mapper  /dev/loop7
  56     fi
  57     exit 0
  58 fi
  59
  60 dmsetup_path=$(ventoy_find_bin_path dmsetup)
  61 if [ -z "$dmsetup_path" ]; then
  62     ventoy_os_install_dmsetup "/dev/${1:0:-1}"
  63 fi
  64
  65
  66 #some distro add there repo file to /etc/anaconda.repos.d/ which will cause error during installation
  67 $BUSYBOX_PATH/nohup $VTOY_PATH/tool/inotifyd $VTOY_PATH/hook/rhel6/anaconda-repo-listen.sh /etc/anaconda.repos.d:n &
  68
  69 ventoy_udev_disk_common_hook $* "noreplace"
  70
  71 $BUSYBOX_PATH/mount $VTOY_DM_PATH /mnt/ventoy
  72
  73 #
  74 # We do a trick for rhel6 series here.
  75 # Use /dev/loop7 and wapper it as a removable cdrom with bind mount.
  76 # Then the anaconda installer will accept /dev/loop7 as the install medium.
  77 #
  78 ventoy_copy_device_mapper  /dev/loop7
  79
  80 $BUSYBOX_PATH/cp -a /sys/devices/virtual/block/loop7 /tmp/ >> $VTLOG 2>&1
  81 echo 19 > /tmp/loop7/capability
  82 $BUSYBOX_PATH/mount --bind /tmp/loop7 /sys/block/loop7 >> $VTLOG 2>&1
  83
  84 # OK finish
  85 set_ventoy_hook_finish