+++ /dev/null
-#\r
-# NEPI, a framework to manage network experiments\r
-# Copyright (C) 2013 INRIA\r
-#\r
-# This program is free software: you can redistribute it and/or modify\r
-# it under the terms of the GNU General Public License version 2 as\r
-# published by the Free Software Foundation;\r
-#\r
-# This program is distributed in the hope that it will be useful,\r
-# but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
-# GNU General Public License for more details.\r
-#\r
-# You should have received a copy of the GNU General Public License\r
-# along with this program. If not, see <http://www.gnu.org/licenses/>.\r
-#\r
-# Author: Damien Saucez <damien.saucez@inria.fr>\r
-# Alina Quereilhac <alina.quereilhac@inria.fr>\r
-\r
-import ipaddr\r
-from experiment_interconnected import ExperimentInterconnected\r
-\r
-class ExperimentInterconnectedNs3Planetlab(ExperimentInterconnected):\r
- def add_tap_device(self, node, ip, prefix, pointopoint):\r
- """\r
- Add a point-to-point tap device on the planetlab node. This tap device\r
- is used to exchange traffic with the simulated network\r
- """\r
- # Create the tap device\r
- dev = self.ec.register_resource("planetlab::Tap")\r
-\r
- # Define the local network associated with the TAP device\r
- self.ec.set(dev, "ip", ip)\r
- self.ec.set(dev, "prefix", prefix)\r
-\r
- # Define the other side of the tap (the simulated network device)\r
- self.ec.set(dev, "pointopoint", pointopoint)\r
-\r
- # Associate the TAP device with the Planetlab node\r
- self.ec.register_connection(node, dev)\r
-\r
- return dev\r
-\r
- def connect_with_tuntap(self, tap):\r
- """\r
- Connect the simulated network with the Planetlab node via the TAP of\r
- the Planetlab node and the FD device of the simulated network\r
- """\r
- # Create the link\r
- crosslink = self.ec.register_resource("planetlab::ns3::TunTapFdLink") \r
-\r
- # Associate it with the Planetlab tap device on one side\r
- self.ec.register_connection(crosslink, tap)\r
- # \r
- # Associate it with the simulated network FD device on the other side\r
- self.ec.register_connection(crosslink, self.fddev)\r
-\r
- return crosslink\r
-\r
- def interconnect(self, netblock_pl, prefix_pl):\r
- """\r
- Interconnect a simulated network with a Planetlab network via a tap device\r
- """\r
- # sanity checks\r
- #\r
- # topology must be setup\r
- if not self.topology_built:\r
- raise Exception("Topology not setup on ", self)\r
- #\r
- # experiment cannot be interconnected to another experiment\r
- if self.interconnected:\r
- raise Exception("Experiment already interconnected on ", self)\r
- \r
-\r
- ip_simulated = str(ipaddr.IPv4Address(netblock_pl) + 1)\r
- ip_pl = str(ipaddr.IPv4Address(ip_simulated) + 1)\r
-\r
- # Add a TAP interface on the Planetlab machine to connect the real\r
- # application with the simulated network\r
- tap = self.add_tap_device(self.node, ip_pl, prefix_pl, ip_simulated)\r
- \r
- # Add an FD device on the simulator to connect to the real\r
- self.add_fdnetdevice(ip_simulated, prefix_pl)\r
-\r
- # Connect both Planetlab and simulated network via the tap device\r
- self.connect_with_tuntap(tap)\r
-\r
- # Route traffic for the Planetlab node to the Planetlab machine\r
- self.add_route(self.nsnodes[0], netblock_pl, prefix_pl, self.ip_ap)\r
-\r
- # Route traffic for the simulated node to the simulator\r
- self.add_vroute(tap, self.netblock, self.prefix, ip_simulated)\r
-\r
- # Sanity check\r
- self.interconnected = True\r
-\r