2 # NEPI, a framework to manage network experiments
3 # Copyright (C) 2014 INRIA
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;
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.
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/>.
18 from nepi.execution.attribute import Attribute, Flags, Types
19 from nepi.execution.trace import Trace, TraceAttr
20 from nepi.execution.resource import ResourceManager, clsinit_copy, \
22 from nepi.resources.ns3.ns3queue import NS3BaseQueue
25 class NS3DropTailQueue(NS3BaseQueue):
26 _rtype = "ns3::DropTailQueue"
29 def _register_attributes(cls):
31 attr_maxpackets = Attribute("MaxPackets",
32 "The maximum number of packets accepted by this DropTailQueue.",
37 flags = Flags.Reserved | Flags.Construct)
39 cls._register_attribute(attr_maxpackets)
41 attr_maxbytes = Attribute("MaxBytes",
42 "The maximum number of bytes accepted by this DropTailQueue.",
47 flags = Flags.Reserved | Flags.Construct)
49 cls._register_attribute(attr_maxbytes)
54 def _register_traces(cls):
56 enqueue = Trace("Enqueue", "Enqueue a packet in the queue.")
58 cls._register_trace(enqueue)
60 dequeue = Trace("Dequeue", "Dequeue a packet from the queue.")
62 cls._register_trace(dequeue)
64 drop = Trace("Drop", "Drop a packet stored in the queue.")
66 cls._register_trace(drop)
70 def __init__(self, ec, guid):
71 super(NS3DropTailQueue, self).__init__(ec, guid)
72 self._home = "ns3-drop-tail-queue-%s" % self.guid