code.vuplus.com Git - vuplus_openvuplus_3.0/blob - meta-openvuplus/recipes-core/udev/udev-124/mount.sh

   1 #!/bin/sh
   2 #
   3 # Called from udev
   4 # Attemp to mount any added block devices
   5 # and remove any removed devices
   6 #
   7
   8 MOUNT="/bin/mount"
   9 PMOUNT="/usr/bin/pmount"
  10 UMOUNT="/bin/umount"
  11 name="`basename "$DEVNAME"`"
  12
  13 for line in `cat /etc/udev/mount.blacklist | grep -v ^#`
  14 do
  15         if ( echo "$DEVNAME" | grep -q "$line" )
  16         then
  17                 logger "udev/mount.sh" "[$DEVNAME] is blacklisted, ignoring"
  18                 exit 0
  19         fi
  20 done
  21
  22 automount() {
  23         ! test -d "/media/$name" && mkdir -p "/media/$name"
  24
  25         if ! $MOUNT -t auto -o sync $DEVNAME "/media/$name"
  26         then
  27                 #logger "mount.sh/automount" "$MOUNT -t auto $DEVNAME \"/media/$name\" failed!"
  28                 rm_dir "/media/$name"
  29         else
  30                 logger "mount.sh/automount" "Auto-mount of [/media/$name] successful"
  31                 touch "/tmp/.automount-$name"
  32         fi
  33 }
  34
  35 rm_dir() {
  36         # We do not want to rm -r populated directories
  37         if test "`find "$1" | wc -l | tr -d " "`" -lt 2 -a -d "$1"
  38         then
  39                 ! test -z "$1" && rm -r "$1"
  40         else
  41                 logger "mount.sh/automount" "Not removing non-empty directory [$1]"
  42         fi
  43 }
  44
  45 if [ "$ACTION" = "add" ] && [ -n "$DEVNAME" ]; then
  46         if [ -x "$PMOUNT" ]; then
  47                 $PMOUNT $DEVNAME 2> /dev/null
  48         elif [ -x $MOUNT ]; then
  49                 $MOUNT $DEVNAME 2> /dev/null
  50         fi
  51
  52         # If the device isn't mounted at this point, it isn't configured in fstab
  53         # 20061107: Small correction: The rootfs partition may be called just "rootfs" and not by
  54         #           its true device name so this would break. If the rootfs is mounted on two places
  55         #           during boot, it confuses the heck out of fsck. So Im auto-adding the root-partition
  56         #           to /etc/udev/mount.blacklist via postinst
  57
  58         cat /proc/mounts | awk '{print $1}' | grep -q "^$DEVNAME$" || automount
  59
  60 fi
  61
  62
  63
  64 if [ "$ACTION" = "remove" ] && [ -x "$UMOUNT" ] && [ -n "$DEVNAME" ]; then
  65         for mnt in `cat /proc/mounts | grep "$DEVNAME" | cut -f 2 -d " " `
  66         do
  67                 $UMOUNT $mnt
  68         done
  69
  70         # Remove empty directories from auto-mounter
  71         test -e "/tmp/.automount-$name" && rm_dir "/media/$name"
  72 fi