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 as published by
7 # the Free Software Foundation, either version 3 of the License, or
8 # (at your option) any later version.
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.
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/>.
18 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
24 from optparse import OptionParser, SUPPRESS_HELP
26 from nepi.resources.ns3.ns3client import NS3Client
27 from nepi.resources.ns3.ns3server import NS3WrapperMessage
29 class LinuxNS3Client(NS3Client):
30 def __init__(self, socket_name):
31 super(LinuxNS3Client, self).__init__()
32 self._socket_name = socket_name
35 def socket_name(self):
36 return self._socket_name
38 def send_msg(self, msg, *args):
41 sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
42 sock.connect(self.socket_name)
46 arg = cPickle.dumps(arg)
47 return base64.b64encode(arg)
49 encoded = "|".join(map(encode, args))
50 sock.send("%s\n" % encoded)
52 reply = sock.recv(1024)
53 return cPickle.loads(base64.b64decode(reply))
55 def create(self, clazzname, *args):
57 args.insert(0, clazzname)
59 return self.send_msg(NS3WrapperMessage.CREATE, *args)
61 def factory(self, type_name, **kwargs):
65 return self.send_msg(NS3WrapperMessage.FACTORY, *args)
67 def invoke(self, uuid, operation, *args):
69 args.insert(0, operation)
72 return self.send_msg(NS3WrapperMessage.INVOKE, *args)
74 def set(self, uuid, name, value):
75 args = [uuid, name, value]
77 return self.send_msg(NS3WrapperMessage.SET, *args)
79 def get(self, uuid, name):
82 return self.send_msg(NS3WrapperMessage.GET, *args)
84 def trace(self, *args):
85 return self.send_msg(NS3WrapperMessage.TRACE, *args)
88 return self.send_msg(NS3WrapperMessage.START, [])
90 def stop(self, time = None):
95 return self.send_msg(NS3WrapperMessage.STOP, *args)
98 return self.send_msg(NS3WrapperMessage.SHUTDOWN, [])