package/network/services/samba36/files/lib/samba.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (C) 2018 OpenWrt.org
   4 # Copyright (C) 2018 rosysong@rosinson.com
   5 #
   6
   7 . /lib/functions.sh
   8
   9 FLAG_DEV_TYPE=
  10 FLAG_DEV_MOPT=
  11 FLAG_HAS_SECT=
  12
  13 samba_dev_filter() { # <devname> <[path,/dev/]>
  14         case $1 in
  15         ${2}mtdblock*|\
  16         ${2}ubi*)
  17                 FLAG_DEV_TYPE="mtd"
  18                 ;;
  19         ${2}loop*|\
  20         ${2}mmcblk*|\
  21         ${2}sd*|\
  22         ${2}hd*|\
  23         ${2}md*|\
  24         ${2}nvme*|\
  25         ${2}vd*|\
  26         ${2}xvd*)
  27                 FLAG_DEV_TYPE="not-mtd"
  28                 ;;
  29         *)
  30                 [ -b ${2}${1} ] && FLAG_DEV_TYPE="not-mtd"
  31                 [ -b /dev/mapper/$1 ] && FLAG_DEV_TYPE="not-mtd"
  32                 ;;
  33         esac
  34 }
  35
  36 samba_cfg_lookup() { # <section> <name>
  37         config_get name $1 name
  38         [ "$name" = "$2" ] || return
  39         FLAG_HAS_SECT=y
  40 }
  41
  42 samba_cfg_delete() { # <section> <name>
  43         config_get name $1 name
  44         [ "$name" = "$2" ] || return
  45         uci -q delete samba.$1
  46 }
  47
  48 samba_find_mount_point() { # <devname>
  49         # search mount point in /proc/mounts
  50         while read l; do
  51                 local d=$(echo $l | awk '/^\/dev/ {print $1}')
  52                 [ "$d" = "/dev/$1" ] || continue
  53
  54                 FLAG_DEV_MOPT=$(echo $l | awk '/^\/dev/ {print $2}')
  55                 break
  56         done < /proc/mounts
  57 }
  58
  59 _samba_add_section() { # <devname> <mount point>
  60         uci -q batch <<-EOF
  61                 add samba sambashare
  62                 set samba.@sambashare[-1].browseable='yes'
  63                 set samba.@sambashare[-1].name='$1'
  64                 set samba.@sambashare[-1].path='$2'
  65                 set samba.@sambashare[-1].users='root'
  66                 set samba.@sambashare[-1].read_only='no'
  67                 set samba.@sambashare[-1].guest_ok='yes'
  68                 set samba.@sambashare[-1].create_mask='0755'
  69                 set samba.@sambashare[-1].dir_mask='0755'
  70         EOF
  71 }
  72
  73 samba_add_section() { # <devname> [<mount point>]
  74         FLAG_HAS_SECT=
  75         FLAG_DEV_MOPT=
  76
  77         config_foreach samba_cfg_lookup sambashare $1
  78         [ -z "$FLAG_HAS_SECT" ] || return
  79
  80         samba_find_mount_point $1
  81         [ -n "$FLAG_DEV_MOPT" ] || return
  82
  83         [ -n "$2" -a "$2" = "$FLAG_DEV_MOPT" ] || \
  84                 _samba_add_section $1 $FLAG_DEV_MOPT
  85 }
  86
  87 samba_delete_section() { # <devname>
  88         config_foreach samba_cfg_delete sambashare $1
  89 }