#!/bin/sh /etc/rc.common
# Copyright © 2012 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
START=51

DEFAULT=/etc/default/nut
RUN_D=/var/run
PID_F=$RUN_D/upsmon.pid
UPSMON_C=$RUN_D/upsmon.conf

nut_upsmon_conf() {
	local cfg="$1"

	echo "# Config file automatically generated from UCI config" > $UPSMON_C

	config_get val "$cfg" runas
	[ -n "$val" ] && echo "RUN_AS_USER $val" >> $PSMON_C

	config_get val "$cfg" minsupplies 1
	echo "MINSUPPLIES $val" >> $UPSMON_C

	config_get val "$cfg" shutdowncmd "/sbin/halt"
	echo "SHUTDOWNCMD \"$val\"" >> $UPSMON_C

	config_get val "$cfg" notifycmd
	[ -n "$val" ] && echo "NOTIFYCMD \"$val\"" >> $UPSMON_C

	config_get val "$cfg" pollfreq 5
	echo "POLLFREQ $val" >> $UPSMON_C

	config_get val "$cfg" pollfreqalert 5
	echo "POLLFREQALERT $val" >> $UPSMON_C

	config_get val "$cfg" hostsync 15
	echo "HOSTSYNC $val" >> $UPSMON_C

	config_get val "$cfg" deadtime 15
	echo "DEADTIME $val" >> $UPSMON_C

	config_get val "$cfg" powerdownflag /var/run/killpower
	echo "POWERDOWNFLAG $val" >> $UPSMON_C

	config_get val "$cfg" onlinemsg
	[ -n "$val" ] && echo "NOTIFYMSG ONLINE \"$val\"" >> $UPSMON_C
	config_get val "$cfg" onbattmsg
	[ -n "$val" ] && echo "NOTIFYMSG ONBATT \"$val\"" >> $UPSMON_C
	config_get val "$cfg" lowbattmsg
	[ -n "$val" ] && echo "NOTIFYMSG LOWBATT \"$val\"" >> $UPSMON_C
	config_get val "$cfg" fsdmsg
	[ -n "$val" ] && echo "NOTIFYMSG FSD \"$val\"" >> $UPSMON_C
	config_get val "$cfg" commokmsg
	[ -n "$val" ] && echo "NOTIFYMSG COMMOK \"$val\"" >> $UPSMON_C
	config_get val "$cfg" commbadmsg
	[ -n "$val" ] && echo "NOTIFYMSG COMMBAD \"$val\"" >> $UPSMON_C
	config_get val "$cfg" shutdownmsg
	[ -n "$val" ] && echo "NOTIFYMSG SHUTDOWN \"$val\"" >> $UPSMON_C
	config_get val "$cfg" replbattmsg
	[ -n "$val" ] && echo "NOTIFYMSG REPLBATT \"$val\"" >> $UPSMON_C
	config_get val "$cfg" nocommmsg
	[ -n "$val" ] && echo "NOTIFYMSG NOCOMM \"$val\"" >> $UPSMON_C
	config_get val "$cfg" noparentmsg
	[ -n "$val" ] && echo "NOTIFYMSG NOPARENT \"$val\"" >> $UPSMON_C

	local default
	config_get default "$cfg" defaultnotify SYSLOG
	config_get val "$cfg" onlinenotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG ONLINE $val" >> $UPSMON_C
	config_get val "$cfg" onbattnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG ONBATT $val" >> $UPSMON_C
	config_get val "$cfg" lowbattnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG LOWBATT $val" >> $UPSMON_C
	config_get val "$cfg" fsdnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG FSD $val" >> $UPSMON_C
	config_get val "$cfg" commoknotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG COMMOK $val" >> $UPSMON_C
	config_get val "$cfg" commbadnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG COMMBAD $val" >> $UPSMON_C
	config_get val "$cfg" shutdownnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG SHUTDOWN $val" >> $UPSMON_C
	config_get val "$cfg" replbattnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG REPLBATT $val" >> $UPSMON_C
	config_get val "$cfg" nocommnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG NOCOMM $val" >> $UPSMON_C
	config_get val "$cfg" noparentnotify "$default"
	[ -n "$val" ] && echo "NOTIFYFLAG NOPARENT $val" >> $UPSMON_C

	config_get val "$cfg" rbwarntime 43200
	echo "RBWARNTIME $val" >> $UPSMON_C

	config_get val "$cfg" nocommwarntime 300
	echo "NOCOMMWARNTIME $val" >> $UPSMON_C

	config_get val "$cfg" finaldelay 5
	echo "FINALDELAY $val" >> $UPSMON_C
}

nut_upsmon_add() {
	local cfg="$1"
	local type="$2"
	local upsname
	local hostname
	local port
	local powervalue
	local user
	local pass
	local system

	# If no core config, use defaults
	[ -r $UPSMON_C ] || nut_upsmon_conf ""

	config_get upsname "$cfg" upsname
	config_get hostname "$cfg" hostname localhost
	config_get port "$cfg" port
	config_get powervalue "$cfg" powervalue 1
	config_get user "$cfg" user
	config_get pass "$cfg" password
	system="$upsname@$hostname"
	if [ -n "$port" ]; then
	    system="$system:$port";
	fi
	echo "MONITOR $system $powervalue $user $pass $type" >> $UPSMON_C
}

start() {
	[ -d $RUN_D ] || mkdir -p $RUN_D
	rm -f $UPSMON_C

	config_load upsmon

	config_foreach nut_upsmon_conf upsmon
	config_foreach nut_upsmon_add master master
	config_foreach nut_upsmon_add slave slave

	[ -f $DEFAULT ] && . $DEFAULT
	$DEBUG /usr/sbin/upsmon $UPSMON_OPTIONS
}

stop() {
	[ -r $PID_F ] && /usr/sbin/upsmon -c stop
	rm -f $UPSMON_C
}