#!/bin/sh /etc/rc.common

START=60
USE_PROCD=1
UPSMON_C=/var/etc/nut/upsmon.conf

nut_upsmon_conf() {
	local cfg="$1"

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

	config_get runas "$cfg" runas "nut"
	[ -n "$runas" ] && echo "RUN_AS_USER $runas" >> $UPSMON_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

	notifylist() {
		local value="$1"
		append optval "$value" "+"
	}

	setnotify() {
		local cfg="$1"
		local optname="$2"
		local optval
		config_list_foreach "$cfg" "$optname" notifylist
		if [ -z "$optval" ]; then
			# If no list fallback to trying option, fallback to default
			config_get optval "$cfg" "$optname" "$default"
			if [ -n "$optval" ]; then
				echo "$optval"
			else
				# No default, so do the NUT default
				echo "SYSLOG"
			fi
		else
			echo "$optval"
		fi
        }

	local default optval
	val=""
	config_list_foreach "$cfg" defaultnotify notifylist
	default="$optval"
	echo "NOTIFYFLAG ONLINE $(setnotify "$cfg" onlinenotify)" >> $UPSMON_C
	echo "NOTIFYFLAG ONBATT $(setnotify "$cfg" onbattnotify)" >> $UPSMON_C
	echo "NOTIFYFLAG LOWBATT $(setnotify "$cfg" lowbatnotify)" >> $UPSMON_C
	echo "NOTIFYFLAG FSD $(setnotify "$cfg" fsdnotify)" >> $UPSMON_C
	echo "NOTIFYFLAG COMMOK $(setnotify "$cfg" commoknotify)" >> $UPSMON_C
	echo "NOTIFYFLAG COMMBAD $(setnotify "$cfg" commbadnotify)" >> $UPSMON_C
	echo "NOTIFYFLAG SHUTDOWN $(setnotify "$cfg" shutdownnotify)" >> $UPSMON_C
	echo "NOTIFYFLAG REPLBATT $(setnotify "$cfg" repolbattnotify)" >> $UPSMON_C
	echo "NOTIFYFLAG NOCOMM $(setnotify "$cfg" nocommnotify)" >> $UPSMON_C
	echo "NOTIFYFLAG NOPARENT $(setnotify "$cfg" noparentnotify)" >> $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

	config_get val "$cfg" certpath
	if [ -n "$val" ]; then echo "CERTPATH $val" >> $UPSMON_C; fi

	config_get_bool val "$cfg" certverify 0
	if [ -n "$val" ]; then echo "CERTVERIFY $val" >> $UPSMON_C; fi

	config_get_bool val "$cfg" forcessl 0
	if [ -n "$val" ]; then echo "FORCESSL $val" >> $UPSMON_C; fi
}

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

	# if UPSMON_C is a symlink we're only doing generated config
	[ -L $UPSMON_C ] && {
		rm -f $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 username "$cfg" username
	config_get password "$cfg" password
	system="$upsname@$hostname"
	if [ -n "$port" ]; then
	    system="$system:$port";
	fi
	echo "MONITOR $system $powervalue $username $password $type" >> $UPSMON_C
}

start_service() {
	mkdir -p "$(dirname "$UPSMON_C")"
	chmod 750 "$(dirname "$UPSMON_C")"

	config_load nut_monitor

	config_foreach nut_upsmon_conf upsmon
	config_foreach nut_upsmon_add master master
	config_foreach nut_upsmon_add slave slave

	[ -z "$(cat /var/etc/nut/nut.conf)" ] && echo "MODE=netclient" >>/var/etc/nut/nut.conf

	chmod 640 $UPSMON_C
	chmod 640 /var/etc/nut/nut.conf

	chown ${runas:-root}:$(id -gn ${runas:-root}) /var/etc/nut
	chown ${runas:-root}:$(id -gn ${runas:-root}) /var/etc/nut/nut.conf
	chown ${runas:-root}:$(id -gn ${runas:-root}) $UPSMON_C

	[ -d /var/run/nut ] || {
		mkdir -m 0750 -p /var/run/nut
		chown ${runas:-root}:$(id -gn ${runas:-root}) /var/run/nut
	}

	exec $DEBUG /usr/sbin/upsmon $UPSMON_OPTIONS
}

stop_service() {
	exec /usr/sbin/upsmon -c stop
}

reload_service() {
	exec /usr/sbin/upsmon -c reload
}
