mountusb

   1 #!/usr/bin/env bash
   2
   3 # File ID: 43e64d72-d26d-11de-a010-90e6ba3022ac
   4
   5 dev=sdb1
   6 mountp=/media/usb
   7
   8 if [ "$1" = "-l" ]; then
   9     unset tzval
  10     shift
  11 else
  12     tzval="tz=UTC,"
  13 fi
  14 [ -z "$1" ] || dev=$1
  15 [ -z "$2" ] || mountp=$2
  16 [ -d "$mountp/." ] || { mkdir $mountp || { echo mountusb: $mountp: Cannot create directory; exit 1; }; }
  17 opts="-o fmask=0111,uid=sunny,gid=sunny,${tzval}shortname=mixed"
  18
  19 mount | grep /dev/$dev && {
  20     echo mountusb: Unmounting /dev/$dev
  21     sudo umount /dev/$dev || { echo mountusb: /dev/$dev: Cannot unmount >&2; exit 1; }
  22     sleep 2
  23 }
  24
  25 echo "mountusb: Mounting /dev/$dev on $mountp using \"$opts\""
  26 sudo mount /dev/$dev $mountp $opts
  27
  28 # Check for existing /mntopts file in disk root. That file contains mount
  29 # options used on the command line when mounting.
  30 if [ -e $mountp/mntopts -o -e $mountp/MNTOPTS ]; then
  31     [ -e $mountp/MNTOPTS ] && mntopts=MNTOPTS
  32     [ -e $mountp/mntopts ] && mntopts=mntopts
  33     opts2="`cat $mountp/$mntopts`"
  34     [ "$opts" = "$opts2" ] && { echo "mountusb: /mntopts contains standard options, remount not necessary"; exit 0; }
  35     sync
  36     sleep 3
  37     sudo umount $mountp
  38     sync
  39     echo "mountusb: Remount  /dev/$dev on $mountp using \"$opts2\""
  40     sudo mount /dev/$dev $mountp $opts2
  41 fi