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#!/bin/sh /etc/rc.common
# Copyright (C) 2015 OpenWrt.org
START=90
STOP=10
USE_PROCD=1
append_arg() {
local cfg="$1"
local var="$2"
local opt="$3"
local def="$4"
local val
config_get val "$cfg" "$var"
[ -n "$val" -o -n "$def" ] && procd_append_param command $opt "${val:-$def}"
}
append_bool() {
local cfg="$1"
local var="$2"
local opt="$3"
local def="$4"
local val
config_get_bool val "$cfg" "$var" "$def"
[ "$val" = 1 ] && procd_append_param command "$opt"
}
start_instance() {
local cfg="$1"
local enabled
config_get_bool enabled "$cfg" 'enabled' '0'
[ "$enabled" = 0 ] && return 1
procd_open_instance
procd_set_param command /usr/sbin/nbd-client
append_arg "$cfg" server
append_arg "$cfg" port
# device path
procd_append_param command "/dev/$cfg"
procd_append_param command -nofork
append_bool "$cfg" sdp "-sdp"
append_bool "$cfg" swap "-swap"
append_bool "$cfg" persist "-persist"
append_arg "$cfg" blocksize "-block-size"
append_arg "$cfg" timeout "-timeout"
append_arg "$cfg" exportname "-name"
procd_close_instance
}
service_triggers() {
procd_add_reload_trigger "nbd-client"
}
start_service() {
config_load nbd-client
config_foreach start_instance nbd-client
}
stop_service() {
for dev in /dev/nbd*; do
nbd-client -d $dev 1>/dev/null 2>&1
done
}