def deployTopo(self):
self.topo = self.net.start()
time.sleep(1)
# clean previous rules
self.odl.clean(self.callBackConfs['chain'], self.callBackConfs['sw'])
time.sleep(1)
# self.odl.post(self.odl.controller, self.odl.DEFAULT_PORT, self.odl.DISABLE_STATISTICS, self.odl.disableStatistics(), True)
self.deploySwConf()
self.deployHostConf()
self.deploySfConf()
self.deployODLConf()
#deploy chain
self.deploySfc()
self.disableOffLoadFromIfaces()
CLI(self.net)
self.odl.clean(self.callBackConfs['chain'], self.callBackConfs['sw'])
self.cleanProcess()
Cleanup()
def perfTest():
topo = MyTopo()
net = Mininet(topo=topo, link=TCLink, controller=None)
net.addController('mycontroller',
controller=RemoteController,
ip='127.0.0.1')
net.start()
print('Dumping host connections')
dumpNodeConnections(net.hosts)
print('Testing network connectivity')
net.pingFull()
print('Testing bandwidth between pods')
h01, h02, h31 = net.get('h01', 'h02', 'h31')
# iperf server1 in pod 0
h01.popen('iperf -s -u -i 1 > diff_pod', shell=True)
# iperf server2 in pod 3
h31.popen('iperf -s -u -i 1 > same_pod', shell=True)
# iperf client send to server1 & server2
h02.cmdPrint('iperf -c ' + h01.IP() + ' -u -t 10 -i 1 -b 100m')
h02.cmdPrint('iperf -c ' + h31.IP() + ' -u -t 10 -i 1 -b 100m')
net.stop()
Cleanup()
def mininetPrepare(self):
self.NET = Mininet(topo=None, build=False)
Cleanup().cleanup()
for HOST in self.CONFIGURATION.MNHOSTS:
HOST.ELEM = self.NET.addHost(HOST.ID)
self.HOSTS[HOST.ID] = HOST
for SWITCH in self.CONFIGURATION.MNSWITCHES:
SWITCH.ELEM = self.NET.addSwitch(SWITCH.ID)
self.SWITCHES[SWITCH.ID] = SWITCH
if self.SWITCHES:
self.POX = Popen([
'python', '/'.join(abspath(__file__).split('/')[:-2]) +
'/OFCONTROLLERS/pox/pox.py', 'forwarding.l2_learning'
],
stdout=FNULL,
stderr=STDOUT,
preexec_fn=pre_exec)
sleep(3)
UNICTRL = MNController('UNICTRL', '127.0.0.1', 6633)
UNICTRL.ELEM = self.NET.addController('UNICTRL',
controller=RemoteController,
ip='127.0.0.1',
port=6633)
self.CONTROLLERS['UNICTRL'] = UNICTRL
for CONTROLLER in self.CONFIGURATION.MNCONTROLLER:
CONTROLLER.ELEM = self.NET.addController(
CONTROLLER.ID,
controller=RemoteController,
ip=CONTROLLER.IP,
port=CONTROLLER.PORT)
self.CONTROLLERS[CONTROLLER.ID] = CONTROLLER
for OVS in self.CONFIGURATION.MNOVSES:
OVS.ELEM = self.NET.addSwitch(OVS.ID)
self.OVSSWITCHES[OVS.ID] = OVS
ifacesData = self.interfacesMaping()
for LINK in self.CONFIGURATION.CONNECTIONS:
if not "IN/OUTIFACE" in LINK and not "OUT/INIFACE" in LINK:
if LINK["IN/OUT"] in self.SWITCHES:
Element01 = self.SWITCHES[LINK["IN/OUT"]]
else:
Element01 = self.OVSSWITCHES[LINK["IN/OUT"]]
if LINK["OUT/IN"] in self.SWITCHES:
Element02 = self.SWITCHES[LINK["OUT/IN"]]
else:
Element02 = self.OVSSWITCHES[LINK["OUT/IN"]]
self.NET.addLink(Element01.ELEM, Element02.ELEM)
continue
if "IN/OUTIFACE" in LINK and not "OUT/INIFACE" in LINK:
if LINK["IN/OUT"] in self.VNFS or LINK["IN/OUT"] in self.VMS:
if LINK["IN/OUT"] in self.VNFS:
EXTERNALLINKS = self.VNFS[LINK["IN/OUT"]].VM
else:
EXTERNALLINKS = self.VMS[LINK["IN/OUT"]]
for iface in EXTERNALLINKS.INTERFACES:
if iface["MAC"] == LINK["IN/OUTIFACE"]:
if iface["ID"] in ifacesData:
brName = iface["ID"]
virtualIface = ifacesData[iface["ID"]]
break
else:
self.STATUS = -1
return -1
if LINK["OUT/IN"] in self.SWITCHES:
Intf(brName, node=self.SWITCHES[LINK["OUT/IN"]].ELEM)
elif LINK["OUT/IN"] in self.OVSSWITCHES:
Intf(brName,
node=self.OVSSWITCHES[LINK["OUT/IN"]].ELEM)
else:
self.STATUS = -2
return -2
continue
else:
Element01 = self.HOSTS[LINK["IN/OUT"]]
if LINK["OUT/IN"] in self.SWITCHES:
Element02 = self.SWITCHES[LINK["OUT/IN"]]
else:
Element02 = self.OVSSWITCHES[LINK["OUT/IN"]]
NodesLink = self.NET.addLink(Element01.ELEM,
Element02.ELEM)
HostIface = Element01.ELEM.intf(NodesLink.intf1)
HostIface.setMAC(LINK["IN/OUTIFACE"])
for iface in Element01.INTERFACES:
if iface["MAC"] == LINK["IN/OUTIFACE"]:
iface["ELEM"] = HostIface
break
continue
if "OUT/INIFACE" in LINK and not "IN/OUTIFACE" in LINK:
if LINK["OUT/IN"] in self.VNFS or LINK["OUT/IN"] in self.VMS:
if LINK["OUT/IN"] in self.VNFS:
EXTERNALLINKS = self.VNFS[LINK["OUT/IN"]].VM
else:
EXTERNALLINKS = self.VMS[LINK["OUT/IN"]]
for iface in EXTERNALLINKS.INTERFACES:
if iface["MAC"] == LINK["OUT/INIFACE"]:
if iface["ID"] in ifacesData:
brName = iface["ID"]
virtualIface = ifacesData[iface["ID"]]
break
else:
self.STATUS = -1
return -1
if LINK["IN/OUT"] in self.SWITCHES:
Intf(brName, node=self.SWITCHES[LINK["IN/OUT"]].ELEM)
elif LINK["IN/OUT"] in self.OVSSWITCHES:
Intf(brName,
node=self.OVSSWITCHES[LINK["IN/OUT"]].ELEM)
else:
self.STATUS = -2
return -2
continue
else:
if LINK["IN/OUT"] in self.SWITCHES:
Element01 = self.SWITCHES[LINK["IN/OUT"]]
else:
Element01 = self.OVSSWITCHES[LINK["IN/OUT"]]
Element02 = self.HOSTS[LINK["OUT/IN"]]
NodesLink = self.NET.addLink(Element01.ELEM,
Element02.ELEM)
HostIface = Element01.ELEM.intf(NodesLink.intf2)
HostIface.setMAC(LINK["OUT/INIFACE"])
for iface in Element02.INTERFACES:
if iface["MAC"] == LINK["OUT/INIFACE"]:
iface["ELEM"] = HostIface
break
continue
else:
if LINK["IN/OUT"] in self.HOSTS and LINK[
"OUT/IN"] in self.HOSTS:
Element01 = self.HOSTS[LINK["IN/OUT"]]
Element02 = self.HOSTS[LINK["OUT/IN"]]
NodesLink = self.NET.addLink(Element01.ELEM,
Element02.ELEM)
HostIface01 = Element01.ELEM.intf(NodesLink.intf1)
HostIface02 = Element01.ELEM.intf(NodesLink.intf2)
HostIface01.setMAC(LINK["IN/OUTIFACE"])
HostIface02.setMAC(LINK["OUT/INIFACE"])
for iface in Element01.INTERFACES:
if iface["MAC"] == LINK["IN/OUTIFACE"]:
iface["ELEM"] = HostIface01
break
for iface in Element02.INTERFACES:
if iface["MAC"] == LINK["OUT/INIFACE"]:
iface["ELEM"] = HostIface02
break
continue
if LINK["IN/OUT"] in self.HOSTS:
Element01 = self.HOSTS[LINK["IN/OUT"]]
if LINK["OUT/IN"] in self.VNFS:
EXTERNALLINKS = self.VNFS[LINK["OUT/IN"]].VM
else:
EXTERNALLINKS = self.VMS[LINK["OUT/IN"]]
for iface in EXTERNALLINKS.INTERFACES:
if iface["MAC"] == LINK["OUT/INIFACE"]:
if iface["ID"] in ifacesData:
virtualIface = ifacesData[iface["ID"]]
break
else:
self.STATUS = -1
return -1
HostIface = Intf(virtualIface,
node=Element01.ELEM,
mac=LINK["IN/OUTIFACE"])
for iface in Element01.INTERFACES:
if iface["MAC"] == LINK["IN/OUTIFACE"]:
iface["ELEM"] = HostIface
break
continue
if LINK["OUT/IN"] in self.HOSTS:
if LINK["IN/OUT"] in self.VNFS:
EXTERNALLINKS = self.VNFS[LINK["IN/OUT"]].VM
else:
EXTERNALLINKS = self.VMS[LINK["IN/OUT"]]
for iface in EXTERNALLINKS.INTERFACES:
if iface["MAC"] == LINK["IN/OUTIFACE"]:
if iface["ID"] in ifacesData:
virtualIface = ifacesData[iface["ID"]]
break
else:
self.STATUS = -1
return -1
Element02 = self.HOSTS[LINK["OUT/IN"]]
HostIface = Intf(virtualIface,
node=Element02.ELEM,
mac=LINK["OUT/INIFACE"])
for iface in Element02.INTERFACES:
if iface["MAC"] == LINK["OUT/INIFACE"]:
iface["ELEM"] = HostIface
break
continue
else:
self.STATUS = -3
return -3
self.NET.build()
for HOST in self.HOSTS:
DummyIfaces = 0
for IFACE in self.HOSTS[HOST].INTERFACES:
if "ELEM" in IFACE:
if IFACE["IP"] != None:
IFACE["ELEM"].setIP(IFACE["IP"])
else:
if IFACE["ELEM"].IP() != None:
self.HOSTS[HOST].ELEM.cmd("sudo ip addr flush " +
str(IFACE["ELEM"].name))
else:
self.HOSTS[HOST].ELEM.cmd("sudo ip link add mn-eth" +
str(DummyIfaces) + " address " +
IFACE["MAC"] + " type dummy")
if IFACE["IP"] != None:
self.HOSTS[HOST].ELEM.cmd("sudo ip addr add " +
IFACE["IP"] + " dev " +
"mn-eth" + str(DummyIfaces))
self.HOSTS[HOST].ELEM.cmd("sudo ifconfig mn-eth" +
str(DummyIfaces) + " up")
DummyIfaces += 1
return 0
def clean_network(self):
c = Cleanup()
c.cleanup()
# are slow to get answered.
ping_front1 = net.getNodeByName("h1").cmd("ping -c 1 -w 60 10.0.2.100")
if re.search('1 received', ping_front1):
successful_pings += 1
ping_front2 = net.getNodeByName("h2").cmd("ping -c 1 -w 60 10.0.2.100")
if re.search('1 received', ping_front2):
successful_pings += 1
return ((2 - successful_pings) / 2.0) * 100.0
if os.getenv("SUDO_USER") == None:
print "This program need 'sudo'"
exit()
# Clean up from the last disaster
Cleanup()
for proc in psutil.process_iter():
if proc.name() == "frenetic.native" or proc.name() == "openflow.native":
proc.kill()
# Test Suite
pingall_test("quick_start", "repeater.py", topo=SingleSwitchTopo(2))
pingall_test("netkat_principles", "repeater2.py", topo=SingleSwitchTopo(2))
pingall_test("netkat_principles", "repeater3.py", expect_pct=100)
pingall_test("netkat_principles", "repeater4.py")
pingall_test("netkat_principles", "repeater5.py")
pingall_test("l2_learning_switch", "learning1.py")
pingall_test("l2_learning_switch", "learning2.py", expect_pct=100)
pingall_test("l2_learning_switch", "learning3.py")
pingall_test("l2_learning_switch", "learning4.py")
pingall_test("handling_vlans", "vlan1.py", expect_pct=66)
