src/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 as published by
   7 #    the Free Software Foundation, either version 3 of the License, or
   8 #    (at your option) any later version.
   9 #
  10 #    This program is distributed in the hope that it will be useful,
  11 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #    GNU General Public License for more details.
  14 #
  15 #    You should have received a copy of the GNU General Public License
  16 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
  19
  20 import os
  21 import time
  22 import threading
  23
  24 class NS3DceHelper(object):
  25     def __init__(self, simulation):
  26         self.simulation = simulation
  27
  28         # Lock used to synchronize usage of DceManagerHelper
  29         self._dce_manager_lock = threading.Lock()
  30         # Lock used to synchronize usage of DceApplicationHelper
  31         self._dce_application_lock = threading.Lock()
  32
  33         self._dce_manager_uuid = None
  34         self._dce_application_uuid = None
  35
  36     @property
  37     def dce_manager_uuid(self):
  38         if not self._dce_manager_uuid:
  39             self._dce_manager_uuid = \
  40                     self.simulation.create("DceManagerHelper")
  41
  42         return self._dce_manager_uuid
  43
  44     @property
  45     def dce_application_uuid(self):
  46         if not self._dce_application_uuid:
  47             self._dce_application_uuid = \
  48                     self.simulation.create("DceApplicationHelper")
  49
  50         return self._dce_application_uuid
  51
  52     @property
  53     def dce_manager_lock(self):
  54         return self._dce_manager_lock
  55
  56     @property
  57     def dce_application_lock(self):
  58         return self._dce_application_lock
  59