3 # NEPI, a framework to manage network experiments
4 # Copyright (C) 2013 INRIA
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
20 # Alexandros Kouvakas <alexandros.kouvakas@gmail.com>
22 # Switch1 ------- Switch2
28 from nepi.execution.ec import ExperimentController
30 from test_utils import skipIfAnyNotAlive
36 class OvsTestCase(unittest.TestCase):
38 self.switch1 = "planetlab2.virtues.fi"
39 self.switch2 = "planetlab2.upc.es"
40 self.host1 = "planetlab2.ionio.gr"
41 self.host2 = "planetlab2.cs.aueb.gr"
42 self.user = "inria_nepi"
45 def t_ovs(self, user1, switch1, user2, switch2, user3, host1, user4, host2):
47 ec = ExperimentController(exp_id = "test-ovs")
49 node1 = ec.register_resource("PlanetlabNode")
50 ec.set(node1, "hostname", switch1)
51 ec.set(node1, "username", user1)
52 ec.set(node1, "cleanHome", True)
53 ec.set(node1, "cleanProcesses", True)
55 ovs1 = ec.register_resource("OVSSwitch")
56 ec.set(ovs1, "bridge_name", "nepi_bridge")
57 ec.set(ovs1, "virtual_ip_pref", "192.168.3.1/24")
58 ec.set(ovs1, "controller_ip", "85.23.168.77")
59 ec.set(ovs1, "controller_port", "6633")
60 ec.register_connection(ovs1, node1)
62 port1 = ec.register_resource("OVSPort")
63 ec.set(port1, "port_name", "port-1")
64 ec.register_connection(port1, ovs1)
66 port2 = ec.register_resource("OVSPort")
67 ec.set(port2, "port_name", "port-2")
68 ec.register_connection(port2, ovs1)
70 node2 = ec.register_resource("PlanetlabNode")
71 ec.set(node2, "hostname", switch2)
72 ec.set(node2, "username", user2)
73 ec.set(node2, "cleanHome", True)
74 ec.set(node2, "cleanProcesses", True)
76 ovs2 = ec.register_resource("OVSSwitch")
77 ec.set(ovs2, "bridge_name", "nepi_bridge")
78 ec.set(ovs2, "virtual_ip_pref", "192.168.3.2/24")
79 ec.set(ovs2, "controller_ip", "85.23.168.77")
80 ec.set(ovs2, "controller_port", "6633")
81 ec.register_connection(ovs2, node2)
83 port3 = ec.register_resource("OVSPort")
84 ec.set(port3, "port_name", "port-3")
85 ec.register_connection(port3, ovs2)
87 port4 = ec.register_resource("OVSPort")
88 ec.set(port4, "port_name", "port-4")
89 ec.register_connection(port4, ovs2)
91 node3 = ec.register_resource("PlanetlabNode")
92 ec.set(node3, "hostname", host1)
93 ec.set(node3, "username", user3)
94 ec.set(node3, "cleanHome", True)
95 ec.set(node3, "cleanProcesses", True)
97 tap1 = ec.register_resource("PlanetlabTap")
98 ec.set(tap1, "ip4", "192.168.3.3")
99 ec.set(tap1, "pointopoint", "192.168.3.1")
100 ec.set(tap1, "prefix4", 24)
101 ec.register_connection(tap1, node3)
103 node4 = ec.register_resource("PlanetlabNode")
104 ec.set(node4, "hostname", host2)
105 ec.set(node4, "username", user4)
106 ec.set(node4, "cleanHome", True)
107 ec.set(node4, "cleanProcesses", True)
109 tap2 = ec.register_resource("PlanetlabTap")
110 ec.set(tap2, "ip4", "192.168.3.4")
111 ec.set(tap2, "pointopoint", "192.168.3.2")
112 ec.set(tap2, "prefix4", 24)
113 ec.register_connection(tap2, node4)
115 ovstun1 = ec.register_resource("OVSTunnel")
116 ec.register_connection(port1, ovstun1)
117 ec.register_connection(tap1, ovstun1)
119 ovstun2 = ec.register_resource("OVSTunnel")
120 ec.register_connection(port3, ovstun2)
121 ec.register_connection(tap2, ovstun2)
123 ovstun3 = ec.register_resource("OVSTunnel")
124 ec.register_connection(port2, ovstun3)
125 ec.register_connection(port4, ovstun3)
127 app1 = ec.register_resource("LinuxApplication")
128 cmd = "ping -c3 192.168.3.2"
129 ec.set(app1, "command", cmd)
130 ec.register_connection(app1, node1)
132 app2 = ec.register_resource("LinuxApplication")
133 cmd = "ping -c3 192.168.3.4"
134 ec.set(app2, "command", cmd)
135 ec.register_connection(app2, node2)
139 ec.wait_finished(app2)
141 if_name = ec.get(tap1, "deviceName")
142 self.assertTrue(if_name.startswith("tap"))
144 if_name = ec.get(tap2, "deviceName")
145 self.assertTrue(if_name.startswith("tap"))
147 ping1 = ec.trace(app1, 'stdout')
148 expected1 = """3 packets transmitted, 3 received, 0% packet loss"""
149 self.assertTrue(ping1.find(expected1) > -1)
151 ping2 = ec.trace(app2, 'stdout')
152 expected2 = """3 packets transmitted, 3 received, 0% packet loss"""
153 self.assertTrue(ping2.find(expected2) > -1)
158 self.t_ovs(self.user, self.switch1, self.user, self.switch2, self.user, self.host1, self.user, self.host2)
160 if __name__ == '__main__':