1 #!/usr/bin/env python
   2 
   3 #dumps the current OLSR topology in dot format (using the dot_draw plugin) to standard output
   4 
   5 import telnetlib
   6 import sys
   7 
   8 def readfromdotplugin(host='127.0.0.1',port='2004',timeout=120, exitonerror=True):
   9         try:
  10                 dotcon=telnetlib.Telnet(host,port)
  11         except:
  12                 sys.stderr.write("Error. Can't connect to %s:%s.\n" % (host,port))
  13                 if exitonerror:
  14                         sys.exit(2)
  15                 else:
  16                         return ""
  17         dotoutput=""
  18         dotoutput=dotcon.read_until('}',timeout)
  19         dotoutput+='\n'
  20         dotcon.close()
  21         return dotoutput
  22 #readfromdotplugin
  23 
  24 if __name__=="__main__":
  25         print readfromdotplugin()