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Use port 0 for control interface on switches.

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This commit is contained in:
Bob Lantz
2012-03-12 00:20:48 -07:00
parent d7e5dfc5b6
commit 14c1926081
1 changed files with 5 additions and 17 deletions
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mininet/node.py
+5 -17
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@@ -646,7 +646,7 @@ class Switch( Node ):
self.opts = opts
self.listenPort = listenPort
if not self.inNamespace:
self.controlIntf = Intf( 'lo', self )
self.controlIntf = Intf( 'lo', self, port=0 )
def defaultDpid( self ):
"Derive dpid from switch name, s1 -> 1"
@@ -700,8 +700,8 @@ class UserSwitch( Switch ):
def dpctl( self, *args ):
"Run dpctl command"
if not self.listenPort:
return "can't run dpctl w/no passive listening port"
return self.cmdPrint( 'dpctl ' + ' '.join( args ) +
return "can't run dpctl without passive listening port"
return self.cmd( 'dpctl ' + ' '.join( args ) +
' tcp:127.0.0.1:%i' % self.listenPort )
def start( self, controllers ):
@@ -712,10 +712,7 @@ class UserSwitch( Switch ):
ofdlog = '/tmp/' + self.name + '-ofd.log'
ofplog = '/tmp/' + self.name + '-ofp.log'
self.cmd( 'ifconfig lo up' )
ports = sorted( self.ports.values() )
intfs = [ str( self.intfs[ p ] ) for p in ports ]
if self.inNamespace:
intfs = intfs[ :-1 ]
intfs = [ str( i ) for i in self.intfList() if not i.IP() ]
self.cmd( 'ofdatapath -i ' + ','.join( intfs ) +
' punix:/tmp/' + self.name + ' -d ' + self.dpid +
' --no-slicing ' +
@@ -764,11 +761,7 @@ class OVSLegacyKernelSwitch( Switch ):
# then create a new one monitoring the given interfaces
self.cmd( 'ovs-dpctl del-dp ' + self.dp )
self.cmd( 'ovs-dpctl add-dp ' + self.dp )
ports = sorted( self.ports.values() )
if len( ports ) != ports[ -1 ] + 1 - self.portBase:
raise Exception( 'only contiguous, one-indexed port ranges '
'supported: %s' % self.intfs )
intfs = [ self.intfs[ port ] for port in ports ]
intfs = [ str( i ) for i in self.intfList() if not i.IP() ]
self.cmd( 'ovs-dpctl', 'add-if', self.dp, ' '.join( intfs ) )
# Run protocol daemon
controller = controllers[ 0 ]
@@ -838,11 +831,6 @@ class OVSSwitch( Switch ):
self.cmd( 'ovs-vsctl del-br', self )
self.cmd( 'ovs-vsctl add-br', self )
self.cmd( 'ovs-vsctl set-fail-mode', self, 'secure' )
# XXX: Ugly check - we should probably fix this!
ports = sorted( self.ports.values() )
if ports and ( len( ports ) != ports[ -1 ] + 1 - self.portBase ):
raise Exception( 'only contiguous, one-indexed port ranges '
'supported: %s' % self.intfs )
for intf in self.intfList():
if not intf.IP():
self.attach( intf )