def start( self, *args, **kwargs ):
OVSSwitch.start( self, *args, **kwargs )
OVSBridgeSTP.prio += 1
self.cmd( 'ovs-vsctl set-fail-mode', self, 'standalone' )
self.cmd( 'ovs-vsctl set Bridge', self,
'stp_enable=true',
'other_config:stp-priority=%d' % OVSBridgeSTP.prio )
def emptyNet():
net = Mininet(topo=None, build=False)
c0 = Controller('c0', inNamespace=False)
h1 = Host('h1')
h2 = Host('h2')
#intf1 = Intf("h1-eth1")
#intf2 = Intf("h2-eth1")
s1 = OVSSwitch('br0', inNamespace=False)
Link(h1, s1)
Link(h2, s1)
c0.start()
s1.start([c0])
net.start()
#s1.cmd('ovs-vsctl set bridge br0 protocols=OpenFlow13')
CLI(net)
net.stop()
h1.stop()
h2.stop()
s1.stop()
c0.stop()
def start(self, *args, **kwargs):
OVSSwitch.start(self, *args, **kwargs)
OVSSwitchSTP.prio += 1
self.cmd('ovs-vsctl set-fail-mode', self, 'standalone')
self.cmd('ovs-vsctl set-controller', self)
self.cmd('ovs-vsctl set Bridge', self, 'stp_enable=true',
'other_config:stp-priority=%d' % OVSSwitchSTP.prio)
def start(self, controllers):
"Start up a new P4 switch"
OVSSwitch.start(self, controllers)
info("Starting P4 switch {}.\n".format(self.name))
args = [self.sw_path]
for port, intf in self.intfs.items():
if not intf.IP():
args.extend(['-i', str(port) + "@" + intf.name])
if self.pcap_dump:
args.append("--pcap")
# args.append("--useFiles")
if self.thrift_port:
args.extend(['--thrift-port', str(self.thrift_port)])
if self.nanomsg:
args.extend(['--nanolog', self.nanomsg])
args.extend(['--device-id', str(self.device_id)])
P4Switch.device_id += 1
args.append(self.json_path)
if self.enable_debugger:
args.append("--debugger")
if self.log_console:
args.append("--log-console")
logfile = "/tmp/p4s.{}.log".format(self.name)
info(' '.join(args) + "\n")
pid = None
with tempfile.NamedTemporaryFile() as f:
# self.cmd(' '.join(args) + ' > /dev/null 2>&1 &')
self.cmd(' '.join(args) + ' >' + logfile + ' 2>&1 & echo $! >> ' + f.name)
pid = int(f.read())
debug("P4 switch {} PID is {}.\n".format(self.name, pid))
if not self.check_switch_started(pid):
error("P4 switch {} did not start correctly.\n".format(self.name))
exit(1)
info("P4 switch {} has been started.\n".format(self.name))
def emptyNet():
net = Mininet(topo=None, build=False)
c0 = Controller('c0', inNamespace=False)
h1 = Host('h1')
h2 = Host('h2')
#intf1 = Intf("h1-eth1")
#intf2 = Intf("h2-eth1")
s1 = OVSSwitch('br0', inNamespace=False)
Link(h1, s1)
Link(h2, s1)
c0.start()
s1.start([c0])
net.start()
#s1.cmd('ovs-vsctl set bridge br0 protocols=OpenFlow13')
CLI(net)
net.stop()
h1.stop()
h2.stop()
s1.stop()
c0.stop()
def start(self, controllers):
# Call superclass constructor
OVSSwitch.start(self, controllers)
# Set OpenFlow VersionsHost
self.configureOpenFlowVersion()
# Set Switch IP address
if self.switchIP is not None:
self.cmd('ifconfig', self, self.switchIP)
def start( self, controllers ):
# make sure controllers contains only a ControllerCluster
assert len( controllers ) == 1
ccluster = controllers[ 0 ]
assert type( ccluster ) == ControllerCluster
controller_list = ccluster.clist( self.name )
# TODO: manage order of controllers to control mastership
OVSSwitch.start( self, controllers=controller_list )
def start(self, controllers):
"""
Starts the switch, then notifies ONOS about the new device via Netcfg.
"""
OVSSwitch.start(self, controllers)
if not self.netcfg:
# Do not push config to ONOS.
return
controllerIP = self.controllerIp(controllers)
basicCfg = {"name": self.name, "driver": "ofdpa-ovs"}
if self.longitude and self.latitude:
basicCfg["longitude"] = self.longitude
basicCfg["latitude"] = self.latitude
cfgData = {"devices": {self.onosDeviceId: {"basic": basicCfg}}}
with open(self.netcfgfile, 'w') as fp:
json.dump(cfgData, fp, indent=4)
# Build netcfg URL
url = 'http://%s:8181/onos/v1/network/configuration/' % controllerIP
# Instantiate password manager for HTTP auth
pm = urllib2.HTTPPasswordMgrWithDefaultRealm()
user = os.environ[
'ONOS_WEB_USER'] if 'ONOS_WEB_USER' in os.environ else 'onos'
password = os.environ[
'ONOS_WEB_PASS'] if 'ONOS_WEB_PASS' in os.environ else 'rocks'
pm.add_password(None, url, user, password)
urllib2.install_opener(
urllib2.build_opener(urllib2.HTTPBasicAuthHandler(pm)))
try:
# Push config data to controller
req = urllib2.Request(url, json.dumps(cfgData),
{'Content-Type': 'application/json'})
f = urllib2.urlopen(req)
print f.read()
f.close()
except urllib2.URLError as e:
warn("*** WARN: unable to push config to ONOS (%s)\n" % e.reason)
# Two local and one "external" controller (which is actually c0)
# Ignore the warning message that the remote isn't (yet) running
c0 = RemoteController( 'c0', ip='127.0.0.1')
cmap = { 's1': c0 }
class MultiSwitch( OVSSwitch ):
"Custom Switch() subclass that connects to different controllers"
def start( self, controllers ):
return OVSSwitch.start( self, [ cmap[ self.name ] ] )
topo = TreeTopo( depth=2, fanout=2 )
net = Mininet( topo=topo, switch=MultiSwitch, build=False )
net.build()
net.start()
CLI( net )
net.stop()
def start( self, controllers ):
return OVSSwitch.start( self, [ cmap[ self.name ] ] )
def start(self, controllers):
return OVSSwitch.start(self, [])
Link(h3, e2)
Link(h4, e2)
Link(h5, e3)
Link(h6, e3)
Link(h7, e4)
Link(h8, e4)
h1.setIP('10.0.0.1/24')
h2.setIP('10.0.0.2/24')
h3.setIP('10.0.0.3/24')
h4.setIP('10.0.0.4/24')
h5.setIP('10.0.0.5/24')
h6.setIP('10.0.0.6/24')
h7.setIP('10.0.0.7/24')
h8.setIP('10.0.0.8/24')
c1.start()
a1.start([c1])
a2.start([c1])
print h1.IP
print h2.IP
print h3.IP
print h4.IP
print h5.IP
print h6.IP
print h7.IP
print h8.IP
print 'Pinging ...'
print h1.cmd('ping -c3 ', h2.IP())
print h1.cmd('ping -c3 ', h3.IP())
a1.stop()
a2.stop()
c1.stop()
def start(self, controllers):
OVSSwitch.start(self, controllers)
self.cmd("ovs-vsctl set Bridge %s protocols=OpenFlow13" % self.name)
def start( self ):
self.failMode=""
return OVSSwitch.start( self, [ ] )
def start(self, controllers):
if self.name[0:1] == "gw":
return OVSSwitch.start(self, [controllers[1]])
else:
return OVSSwitch.start(self, [controllers[0]])
#!/usr/bin/python
from mininet.topo import Topo
from mininet.node import Host, OVSSwitch, Controller
from mininet.link import Link
h1 = Host('h1')
h2 = Host('h2')
s1 = OVSSwitch('s1', inNamespace=False)
c0 = Controller('c0', inNamespace=False)
Link(h1,s1)
Link(h2,s1)
h1.setIP('10.1/8')
h2.setIP('10.2/8')
c0.start()
s1.start([c0])
print h1.cmd('ping -c1', h2.IP())
s1.stop()
c0.stop()
while( i <= n ** 2):
e1 = OVSSwitch( 'e%d', inNamespace=False ) % (i)
Link( acount, ei )
if i == n:
count = count + 1
i = i + 1
i = 1
count = 1
while( i <= n ** 3) :
h1 = Host( 'h%d' ) % (i)
Link( ecount, hi )
hi.setIP( '10.0.0.1/24' )
if i == n:
count = count + 1
i = i + 1
c0.start()
a1.start( [ c0 ] )
a2.start( [ c0 ] )
print h1.IP
print h2.IP
print h3.IP
print h4.IP
print 'Pinging ...'
print h1.cmd( 'ping -c3 ', h2.IP() )
print h1.cmd( 'ping -c3 ', h3.IP() )
a1.stop()
a2.stop()
c0.stop()
def start(self, controllers):
self.init_map(controllers[1:])
return OVSSwitch.start(self, [self.map[self.name]])
def start( self, controllers ):
print "starting ", self.name
return OVSSwitch.start( self, [ cmap[ self.name ] ] )
def start(self, controllers):
print "starting ", self.name
return OVSSwitch.start(self, [cmap[self.name]])
def start(self, controllers):
my_num = int(self.name[1:]) - 1
return OVSSwitch.start(self, [controllers[my_num % len(controllers)]])
def start(self, controllers): cmds = self.commands self.commands = [] OVSSwitch.start(self, controllers) self.commands = self.commands + cmds
def start( self, defaultControllersNotUsed ): # Assign controllers on the switch start return OVSSwitch.start( self, [defaultController] )
def start(self, controllers):
self.init_map(controllers[1:])
return OVSSwitch.start(self, [self.map[self.name]])
def start(self, controllers):
# This switch should always have no controllers
OVSSwitch.start(self, [])
def start(self, controllers):
print "%s : %s" % (self.name, str(cmap.get(self.name, [])))
return OVSSwitch.start(self, cmap.get(self.name, []))
def start(self, controllers):
return OVSSwitch.start(self, [RemoteController('Controller', ip='127.0.0.1', port=6653)])
def start(self, controllers):
return OVSSwitch.start(self,[{'c0': c0}])
def start( self, controllers ):
assert len( controllers ) == 1
c0 = controllers[ 0 ]
assert type( c0 ) == ONOSCluster
controllers = c0.clist()
OVSSwitch.start( self, controllers )
def start(self, controllers):
OVSSwitch.start(self, controllers)
self.cmd("ovs-vsctl set Bridge %s protocols=OpenFlow13" % self.name)
def start(self, controllers):
if self.custom_ctrl is not None:
return OVSSwitch.start(self, [self.custom_ctrl])
else:
return OVSSwitch.start(self, controllers)
def start(self, controllers):
print(self.name)
return OVSSwitch.start(self, [_controllers[_translation[self.name]]])
from mininet.link import Link
h1 = Host('h1')
h2 = Host('h2')
h3 = Host('h3')
h4 = Host('h4')
s1 = OVSSwitch('s1', inNamespace=False)
s2 = OVSSwitch('s2', inNamespace=False)
c0 = Controller('c0', inNamespace=False)
Link(h1, s1)
Link(h2, s1)
Link(h3, s2)
Link(h4, s2)
Link(s1, s2)
h1.setIP('10.0.0.1/24')
h2.setIP('10.0.0.2/24')
h3.setIP('10.0.0.3/24')
h4.setIP('10.0.0.4/24')
c0.start()
s1.start([c0])
s2.start([c0])
print h1.IP
print h2.IP
print h3.IP
print h4.IP
print 'Pinging ...'
print h1.cmd('ping -c3 ', h2.IP())
print h1.cmd('ping -c3 ', h3.IP())
s1.stop()
s2.stop()
c0.stop()
def start(self, controllers):
assert len(controllers) == 1
c0 = controllers[0]
assert type(c0) == ONOSCluster
controllers = c0.clist()
OVSSwitch.start(self, controllers)
def start(self, controllers):
return OVSSwitch.start(self, controllers)
def start(self, controllers):
return OVSSwitch.start(self, customcontroller)
def start(self, controllers):
return OVSSwitch.start(self, [cmap[self.name]])
def start( self, *args, **kwargs ):
OVSSwitch.start( self, *args, **kwargs )
OVSBridgeSTP.prio += 1
self.cmd( 'ovs-vsctl set Bridge', self,
'stp_enable=true',
'other_config:stp-priority=%d' % OVSBridgeSTP.prio )
