--- /dev/null
+#
+# 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/>.
+#
+
+from nepi.execution.attribute import Attribute, Flags, Types
+from nepi.execution.trace import Trace, TraceAttr
+from nepi.execution.resource import ResourceManager, clsinit_copy, \
+ ResourceState
+from nepi.resources.ns3.ns3queue import NS3BaseQueue
+
+@clsinit_copy
+class NS3DropTailQueue(NS3BaseQueue):
+ _rtype = "ns3::DropTailQueue"
+
+ @classmethod
+ def _register_attributes(cls):
+
+ attr_maxpackets = Attribute("MaxPackets",
+ "The maximum number of packets accepted by this DropTailQueue.",
+ type = Types.Integer,
+ default = "100",
+ allowed = None,
+ range = None,
+ flags = Flags.Reserved | Flags.Construct)
+
+ cls._register_attribute(attr_maxpackets)
+
+ attr_maxbytes = Attribute("MaxBytes",
+ "The maximum number of bytes accepted by this DropTailQueue.",
+ type = Types.Integer,
+ default = "6553500",
+ allowed = None,
+ range = None,
+ flags = Flags.Reserved | Flags.Construct)
+
+ cls._register_attribute(attr_maxbytes)
+
+
+
+ @classmethod
+ def _register_traces(cls):
+
+ enqueue = Trace("Enqueue", "Enqueue a packet in the queue.")
+
+ cls._register_trace(enqueue)
+
+ dequeue = Trace("Dequeue", "Dequeue a packet from the queue.")
+
+ cls._register_trace(dequeue)
+
+ drop = Trace("Drop", "Drop a packet stored in the queue.")
+
+ cls._register_trace(drop)
+
+
+
+ def __init__(self, ec, guid):
+ super(NS3DropTailQueue, self).__init__(ec, guid)
+ self._home = "ns3-drop-tail-queue-%s" % self.guid