net/vnstat: port the init-script to procd

This ports the init-script from the legacy functions to procd. There
should be no functional changes with this patch.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>

net/vnstat/files/vnstat.init

@@ -3,25 +3,21 @@
 
 START=99
 
+USE_PROCD=1
+
 vnstat_option() {
 	sed -ne "s/^[[:space:]]*$1[[:space:]]*['\"]\([^'\"]*\)['\"].*/\1/p" \
 		/etc/vnstat.conf
 }
 
-start() {
+start_service() {
 	local lib="$(vnstat_option DatabaseDir)"
-	local pid="$(vnstat_option PidFile)"
 
 	[ -n "$lib" ] || {
 		echo "Error: No DatabaseDir set in vnstat.conf" >&2
 		exit 1
 	}
 
-	[ -n "$pid" ] || {
-		echo "Error: No PidFile set in vnstat.conf" >&2
-		exit 1
-	}
-
 	mkdir -p "$lib"
 
 	init_ifaces() {
@@ -72,18 +68,18 @@ start() {
 	config_load vnstat
 	config_foreach init_ifaces vnstat
 
-	SERVICE_PID_FILE="${pid}"
-	service_start /usr/sbin/vnstatd -d
+	procd_open_instance
+	procd_set_param stdout 1
+	procd_set_param stderr 1
+	procd_set_param command /usr/sbin/vnstatd --nodaemon
+	procd_set_param file /etc/vnstat.conf
+	procd_close_instance
 }
 
-stop() {
-	local pid="$(vnstat_option PidFile)"
-
-	[ -n "$pid" ] || {
-		echo "Error: No PidFile set in vnstat.conf" >&2
-		exit 1
-	}
+reload_service() {
+	procd_send_signal vnstat
+}
 
-	SERVICE_PID_FILE="${pid}"
-	service_stop /usr/sbin/vnstatd
+service_triggers() {
+	procd_add_reload_trigger vnstat
 }