src/initscripts/init.d/checkfstab

   1 #!/bin/sh
   2 ########################################################################
   3 # Begin $rc_base/init.d/checkfstab
   4 #
   5 # Description : Check and repair fstab if the drivename has changed
   6 #
   7 # Authors     : Arne Fitzenreiter - arne_f@ipfire.org
   8 #
   9 # Version     : 00.00
  10 #
  11 # Notes       :
  12 #
  13 ########################################################################
  14
  15 . /etc/sysconfig/rc
  16 . ${rc_functions}
  17
  18 case "${1}" in
  19         start)
  20                 boot_mesg "Checking fstab bootdevice ..."
  21                 read CMDLINE < /proc/cmdline
  22                 ROOTPOS=`expr index "$CMDLINE" root=`
  23                 NEWROOT=`echo ${CMDLINE:$ROOTPOS} | cut -d"=" -f2 | cut -d" " -f1`;
  24                 OLDBOOT=`cat /etc/fstab | grep -m1 "/boot" | cut -d" " -f1 | cut -f1`;
  25                 OLDDRV=${OLDBOOT::`expr length $OLDBOOT`-1}
  26                 NEWDRV=${NEWROOT::`expr length $NEWROOT`-1}
  27                 if [ "$OLDDRV" == "$NEWDRV" ]; then
  28                     echo_ok;
  29                     exit 0;
  30                 fi
  31                 echo_failure;
  32                 boot_mesg "Warning! Bootdrive not match with fstab!"
  33                 boot_mesg
  34                 boot_mesg "Bootdrive:   $NEWDRV"
  35                 boot_mesg "fstab-entry: $OLDDRV"
  36                 boot_mesg
  37                 boot_mesg "Attempt to repair it ..."
  38                 mount -o remount,rw /
  39                 sed -i -e "s|$OLDDRV|$NEWDRV|g" /etc/fstab
  40                 mount /boot
  41                 sed -i -e "s|$OLDDRV|$NEWDRV|g" /boot/grub/grub.conf
  42                 umount /boot
  43                 echo_ok;
  44                 exit 0;
  45                 ;;
  46         *)
  47                 echo "Usage: ${0} {start}"
  48                 exit 1
  49                 ;;
  50 esac
  51
  52 # End $rc_base/init.d/checkfstab