bash/gencfs.bash

   1 #!/bin/bash
   2 #############################################################
   3 # gEncFS 0.2 (Harvie 2oo8-2oo9)                             #
   4 # BASH & zenity GUI frontend for mounting EncFS filesystems #
   5 #############################################################
   6
   7 zenity="/usr/bin/zenity";
   8 gksu="/usr/bin/gksu";                   #path to gksu or gksudo (doesn't matter)
   9 encfs="/usr/bin/encfs";
  10 grep="/bin/grep";
  11 cut="/bin/cut";                         #Arch: /bin/cut vs. Debian: /usr/bin/cut
  12 cat="/bin/cat";
  13
  14 cut=$(which cut); #maybe bit insecure - for compatibility
  15
  16
  17 gencfs_getpass() {
  18         #zenity - insecure way
  19                 #$zenity --entry --hide-text --text "$(echo -ne "Please enter EncFS password for $1\n$2")" --title "gEncFS: Password for $1" 2>/dev/null;
  20         #gksu/gksudo - secure way (grabs keyboard!)
  21         gksu -p -m "$(echo -ne "Please enter EncFS password for $1\n$2")" 2>/dev/null;
  22 }
  23
  24 gencfs_fuses() {
  25         echo -e "\n\nList of mouted FUSE filesystems:";
  26         $cat /etc/mtab | $grep "^\(fuse\|encfs\) " | $cut -d ' ' -f 2;
  27 }
  28
  29 gencfs_mount() {
  30         errout=$(gencfs_getpass "$1" "$3" | $encfs "--extpass=$cat" "$1" "$2")
  31         if [ $? != 0 ]; then
  32                 $zenity --question --text "$errout\n\nTry again?" --title "gEncFS: Try again?";
  33                 if [ $? == 0 ]; then
  34                         return 1;
  35                 fi;
  36         fi;
  37         return 0;
  38 }
  39
  40 gencfs_checkdir() {
  41         if [ -d "$1" ]; then echo -n; else
  42                 $zenity --error --title "gEncFS: Error!" --text\
  43                         "Directory $1 doesn't exist.\nYou have to create it manualy by encfs command:\n\nencfs [options] rootDir mountPoint [-- [FUSE Mount Options]]";
  44                 exit;
  45         fi;
  46 }
  47
  48 gencfs_checkdir "$1";
  49 gencfs_checkdir "$2";
  50
  51 $zenity --question --text "Do you want to (re)mount\n$1  to  $2  ?$(gencfs_fuses;)" --title gEncFS
  52 if [ $? != 0 ]; then
  53         exit;
  54 fi;
  55
  56 fuseout=$(fusermount -u "$2" 2>&1)
  57 if [ $? == 0 ]; then
  58         fuseout="";
  59 fi;
  60
  61 false;
  62 while [ $? != 0 ]; do
  63         gencfs_mount "$1" "$2" "$fuseout";
  64 done;