diff --git a/f7/app.py b/f7/app.py
index deda10e..f6cab34 100644
--- a/f7/app.py
+++ b/f7/app.py
@@ -9,6 +9,8 @@ import traceback
 import tornado.web
 import tornado.ioloop
 
+from optparse import OptionParser
+
 class _mainHandler(tornado.web.RequestHandler):
 
     def get(self):
@@ -29,6 +31,9 @@ class _App:
         self.ext = {}
         self._listened = False
         self._requestHandler = {}
+        self._nodeId = 0
+        self._instanceId = 0
+        self.parseOpt()
         self._app = tornado.web.Application([
             (r"/webapp/index[\.]php", _mainHandler),
         ])
@@ -37,6 +42,28 @@ class _App:
         self._immsgList = []
         tornado.ioloop.PeriodicCallback(self._processIMMsg, 100).start()
 
+    def parseOpt(self):
+        parser = OptionParser(usage="%prog [options]")
+        parser.add_option("-n",
+                          "--node_id",
+                          type = 'int',
+                          dest = "node_id",
+                          help = "node_id")
+        parser.add_option("-i",
+                          "--instance_id",
+                          type = 'int',
+                          dest = "instance_id",
+                          help = "instance_id")
+        (options, args) = parser.parse_args()
+        self._nodeId = options.node_id
+        self._instanceId = options.instance_id
+
+    def getNodeId(self):
+        return self._nodeId
+
+    def getInstanceId(self):
+        return self._instanceId
+
     def init(self, log_dir):
         f7.udplog.init()
         f7.udplog.setLogDirAndCreate(log_dir)