mount/mount.restic

   1 #!/bin/bash
   2
   3 set -e
   4 set -u
   5
   6 declare -a available_restic_mount_opts=($(restic mount --help | grep -Eio "[-]-[a-z0-9-]+"))
   7 declare -a restic_mount_args=()
   8 fuse_opts=''
   9
  10 mntname=$1
  11 shift
  12 mntpoint=$1
  13 shift
  14
  15
  16 while [ $# -gt 0 ]
  17 do
  18 case "$1" in
  19 -o)
  20         shift
  21         oldIFS=$IFS
  22         IFS=,
  23         for option in $1
  24         do
  25                 option_key=${option%%=*}
  26                 is_restic_opt=0
  27                 for restic_opt in "${available_restic_mount_opts[@]}"
  28                 do
  29                         case "$restic_opt" in
  30                         --repo) continue;;
  31                         esac
  32
  33                         if [ "--$option_key" = "$restic_opt" ]
  34                         then
  35                                 if [[ $option =~ =(.+) ]]
  36                                 then
  37                                         option_value=${BASH_REMATCH[1]}
  38                                         if [ "${option_value:0:2}" = '~/' ]
  39                                         then
  40                                                 option_value=$HOME/${option_value:2}
  41                                                 option="$option_key=$option_value"
  42                                         fi
  43                                 fi
  44
  45                                 restic_mount_args+=("--$option")
  46                                 is_restic_opt=1
  47                                 break
  48                         fi
  49                 done
  50
  51                 if [ $is_restic_opt = 0 ]
  52                 then
  53                         fuse_opts=$fuse_opts${fuse_opts:+,}$option
  54                 fi
  55         done
  56         IFS=$oldIFS
  57         ;;
  58 -n|-s)
  59         true
  60         ;;
  61 *)
  62         echo "Unknown option: $1" >&2
  63         exit 255
  64         ;;
  65 esac
  66 shift
  67 done
  68
  69 set +u
  70
  71 exec setsid restic mount "${restic_mount_args[@]}" --repo="$mntname" ${fuse_opts:+-o "$fuse_opts"} "$mntpoint" &
  72 disown