openvpn: add support to start/stop single instances

Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Signed-off-by: Hans Dedecker <dedeckeh@gmail.com> (PKG_RELEASE increase)

package/network/services/openvpn/Makefile

@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
 PKG_NAME:=openvpn
 
 PKG_VERSION:=2.4.4
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE_URL:=\
 	https://build.openvpn.net/downloads/releases/ \

package/network/services/openvpn/files/openvpn.init

@@ -60,7 +60,7 @@ openvpn_add_instance() {
 	local dir="$2"
 	local conf="$3"
 
-	procd_open_instance
+	procd_open_instance "$name"
 	procd_set_param command "$PROG"	\
 		--syslog "openvpn($name)" \
 		--status "/var/run/openvpn.$name.status" \
@@ -103,8 +103,26 @@ start_instance() {
 }
 
 start_service() {
+	local instance="$1"
+	local instance_found=0
+
+	config_cb() {
+		local type="$1"
+		local name="$2"
+		if [ "$type" = "openvpn" ]; then
+			if [ -n "$instance" -a "$instance" = "$name" ]; then
+				instance_found=1
+			fi
+		fi
+	}
+
 	. /usr/share/openvpn/openvpn.options
 	config_load 'openvpn'
+
+	if [ -n "$instance" ]; then
+		[ "$instance_found" -gt 0 ] || return
+		start_instance "$instance"
+	else
 		config_foreach start_instance 'openvpn'
 
 		local path name
@@ -125,6 +143,7 @@ start_service() {
 				openvpn_add_instance "$name" "${path%/*}" "$path"
 			fi
 		done
+	fi
 }
 
 service_triggers() {