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#!/bin/sh
#
# Copyright (C) 2018 OpenWrt.org
# Copyright (C) 2018 rosysong@rosinson.com
#
. /lib/functions.sh
FLAG_DEV_TYPE=
FLAG_DEV_MOPT=
FLAG_HAS_SECT=
samba_dev_filter() { # <devname> <[path,/dev/]>
case $1 in
${2}mtdblock*|\
${2}ubi*)
FLAG_DEV_TYPE="mtd"
;;
${2}loop*|\
${2}mmcblk*|\
${2}sd*|\
${2}hd*|\
${2}md*|\
${2}nvme*|\
${2}vd*|\
${2}xvd*)
FLAG_DEV_TYPE="not-mtd"
;;
*)
[ -b ${2}${1} ] && FLAG_DEV_TYPE="not-mtd"
[ -b /dev/mapper/$1 ] && FLAG_DEV_TYPE="not-mtd"
;;
esac
}
samba_cfg_lookup() { # <section> <name>
config_get name $1 name
[ "$name" = "$2" ] || return
FLAG_HAS_SECT=y
}
samba_cfg_delete() { # <section> <name>
config_get name $1 name
[ "$name" = "$2" ] || return
uci -q delete samba.$1
}
samba_find_mount_point() { # <devname>
# search mount point in /proc/mounts
while read l; do
local d=$(echo $l | awk '/^\/dev/ {print $1}')
[ "$d" = "/dev/$1" ] || continue
FLAG_DEV_MOPT=$(echo $l | awk '/^\/dev/ {print $2}')
break
done < /proc/mounts
}
_samba_add_section() { # <devname> <mount point>
uci -q batch <<-EOF
add samba sambashare
set samba.@sambashare[-1].browseable='yes'
set samba.@sambashare[-1].name='$1'
set samba.@sambashare[-1].path='$2'
set samba.@sambashare[-1].users='root'
set samba.@sambashare[-1].read_only='no'
set samba.@sambashare[-1].guest_ok='yes'
set samba.@sambashare[-1].create_mask='0755'
set samba.@sambashare[-1].dir_mask='0755'
EOF
}
samba_add_section() { # <devname> [<mount point>]
FLAG_HAS_SECT=
FLAG_DEV_MOPT=
config_foreach samba_cfg_lookup sambashare $1
[ -z "$FLAG_HAS_SECT" ] || return
samba_find_mount_point $1
[ -n "$FLAG_DEV_MOPT" ] || return
[ -n "$2" -a "$2" = "$FLAG_DEV_MOPT" ] || \
_samba_add_section $1 $FLAG_DEV_MOPT
}
samba_delete_section() { # <devname>
config_foreach samba_cfg_delete sambashare $1
}
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