Backend

This is backend part of new devices detection.

It just connects to pakond, parses received json and stores local MAC addresses seen in flows. Addresses are stored in json format in file, which is normally saved every 30 minutes (or when new device is detected).

macAddrStore.py

 #!/usr/bin/python
+# -*- coding: utf-8 -*-
 
 import time
 import json
@@ -9,8 +10,8 @@ from threading import Timer
 class macAddrStore():
 	def __init__(self):
 		self.__load()
-		self.save_interval=30*60
-		self.mac_timeout=60*24*30
+		self.save_interval=30*60 #TBD: move to configuration
+		self.mac_timeout=60*60*24*30 #TBD: move to configuration
 		t = Timer(self.save_interval, self.__timeout)
 		t.setDaemon(True) #thread will be canceled on exit (it hangs on exit without this)
 		t.start()
@@ -22,10 +23,10 @@ class macAddrStore():
 		if mac in self.known:
 			self.known[mac]=int(time.time())
 		else:
-			print "new MAC"
+			print "new MAC address %s" % mac
 			self.known[mac]=int(time.time())
 			self.__save()
-			os.system(u"/usr/bin/create_notification -s news 'Ve vasi siti se objevilo nove zarizeni (MAC adresa %s)' 'New device (MAC address %s) appeared on your network.'" % (mac, mac)) #TBD: Czech non-ascii characters...
+			os.system("/usr/bin/create_notification -s news 'Ve vasi siti se objevilo nove zarizeni (MAC adresa %s)' 'New device (MAC address %s) appeared on your network.'" % (mac, mac)) #TBD: Czech non-ascii characters...
 
 	def __save(self):
 		f = open('/tmp/known_macs.txt', 'w')