nepi/resources/ns3/ns3dcehelper.py

   1 #
   2 #    NEPI, a framework to manage network experiments
   3 #    Copyright (C) 2014 INRIA
   4 #
   5 #    This program is free software: you can redistribute it and/or modify
   6 #    it under the terms of the GNU General Public License version 2 as
   7 #    published by the Free Software Foundation;
   8 #
   9 #    This program is distributed in the hope that it will be useful,
  10 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 #    GNU General Public License for more details.
  13 #
  14 #    You should have received a copy of the GNU General Public License
  15 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 #
  17 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
  18
  19 import os
  20 import time
  21 import threading
  22
  23 class NS3DceHelper(object):
  24     def __init__(self, simulation):
  25         self.simulation = simulation
  26
  27         # Lock used to synchronize usage of DceManagerHelper
  28         self._dce_manager_lock = threading.Lock()
  29         # Lock used to synchronize usage of DceApplicationHelper
  30         self._dce_application_lock = threading.Lock()
  31
  32         self._dce_manager_uuid = None
  33         self._dce_application_uuid = None
  34
  35     @property
  36     def dce_manager_uuid(self):
  37         if not self._dce_manager_uuid:
  38             self._dce_manager_uuid = \
  39                     self.simulation.create("DceManagerHelper")
  40
  41         return self._dce_manager_uuid
  42
  43     @property
  44     def dce_application_uuid(self):
  45         if not self._dce_application_uuid:
  46             self._dce_application_uuid = \
  47                     self.simulation.create("DceApplicationHelper")
  48
  49         return self._dce_application_uuid
  50
  51     @property
  52     def dce_manager_lock(self):
  53         return self._dce_manager_lock
  54
  55     @property
  56     def dce_application_lock(self):
  57         return self._dce_application_lock
  58