rename src/nepi/ into just nepi/

[nepi.git] / nepi / resources / ns3 / ns3dcehelper.py

diff --git a/nepi/resources/ns3/ns3dcehelper.py b/nepi/resources/ns3/ns3dcehelper.py
new file mode 100644 (file)
index 0000000..7bc1318
--- /dev/null
+++ b/nepi/resources/ns3/ns3dcehelper.py
@@ -0,0 +1,58 @@
+#
+#    NEPI, a framework to manage network experiments
+#    Copyright (C) 2014 INRIA
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License version 2 as
+#    published by the Free Software Foundation;
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Author: Alina Quereilhac <alina.quereilhac@inria.fr>
+
+import os
+import time
+import threading
+        
+class NS3DceHelper(object):
+    def __init__(self, simulation):
+        self.simulation = simulation
+
+        # Lock used to synchronize usage of DceManagerHelper 
+        self._dce_manager_lock = threading.Lock()
+        # Lock used to synchronize usage of DceApplicationHelper
+        self._dce_application_lock = threading.Lock()
+   
+        self._dce_manager_uuid = None
+        self._dce_application_uuid = None
+
+    @property
+    def dce_manager_uuid(self):
+        if not self._dce_manager_uuid:
+            self._dce_manager_uuid = \
+                    self.simulation.create("DceManagerHelper")
+
+        return self._dce_manager_uuid
+
+    @property
+    def dce_application_uuid(self):
+        if not self._dce_application_uuid:
+            self._dce_application_uuid = \
+                    self.simulation.create("DceApplicationHelper")
+                        
+        return self._dce_application_uuid
+
+    @property
+    def dce_manager_lock(self):
+        return self._dce_manager_lock
+
+    @property
+    def dce_application_lock(self):
+        return self._dce_application_lock
+