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 rootdevice entry ..."
  21                 ROOTPOS=`expr index "$CMDLINE" root=`
  22                 NEWROOT=`echo ${CMDLINE:$ROOTPOS} | cut -d"=" -f2 | cut -d" " -f1`;
  23                 OLDROOT=`cat /etc/fstab | grep -m1 " / " | cut -d" " -f1`;
  24                 OLDDRV=${OLDROOT::`expr length $OLDROOT`-1}
  25                 NEWDRV=${NEWROOT::`expr length $NEWROOT`-1}
  26                 if [ "$OLDROOT" == "$NEWROOT" ]; then
  27                     echo_ok;
  28                     exit 0;
  29                 fi
  30                 echo_failure;
  31                 boot_mesg "Warning! Rootdevice not match with fstab entry!"
  32                 boot_mesg
  33                 boot_mesg "Rootdevice:  $NEWROOT"
  34                 boot_mesg "fstab-entry: $OLDROOT"
  35                 boot_mesg
  36                 boot_mesg "Attempt to repair it ..."
  37                 mount -o remount,rw /
  38                 sed -i -e "s|$OLDDRV|$NEWDRV|g" /etc/fstab
  39                 mount /boot
  40                 sed -i -e "s|$OLDDRV|$NEWDRV|g" /boot/grub/grub.conf
  41                 umount /boot
  42                 echo_ok;
  43                 exit 0;
  44                 ;;
  45         *)
  46                 echo "Usage: ${0} {start}"
  47                 exit 1
  48                 ;;
  49 esac
  50
  51 # End $rc_base/init.d/checkfstab