def start( self, controllers ):
"""Start OpenFlow reference user datapath.
Log to /tmp/sN-{ofd,ofp}.log.
controllers: list of controller objects"""
controller = controllers[ 0 ]
ofdlog = '/tmp/' + self.name + '-ofd.log'
ofplog = '/tmp/' + self.name + '-ofp.log'
self.cmd( 'ifconfig lo up' )
mac_str = ''
if self.defaultMAC:
# ofdatapath expects a string of hex digits with no colons.
mac_str = ' -d ' + ''.join( self.defaultMAC.split( ':' ) )
intfs = sorted( self.intfs.values() )
if self.inNamespace:
intfs = intfs[ :-1 ]
if Compat.get_version() == '1.1.0':
arg_fail = ''
else:
arg_fail = ' --fail=closed '
self.cmd( 'ofdatapath -i ' + ','.join( intfs ) +
' punix:/tmp/' + self.name + mac_str + ' --no-slicing ' +
' 1> ' + ofdlog + ' 2> ' + ofdlog + ' &' )
self.cmd( 'ofprotocol unix:/tmp/' + self.name +
' tcp:%s:%d' % ( controller.IP(), controller.port ) +
arg_fail + self.opts +
' 1> ' + ofplog + ' 2>' + ofplog + ' &' )
def do_dpctl( self, line ):
"Run dpctl command on all switches."
args = line.split()
if len(args) == 0:
error( 'usage: dpctl command [arg1] [arg2] ...\n' )
return
if not self.mn.listenPort:
error( "can't run dpctl w/no passive listening port\n")
return
for sw in self.mn.switches:
output( '*** ' + sw.name + ' ' + ('-' * 72) + '\n' )
addr = 'tcp:127.0.0.1:%i' % sw.listenPort
if Compat.get_version() == '1.1.0':
output( sw.cmd( 'dpctl ' + addr + ' ' + ' '.join(args) ) )
else:
output( sw.cmd( 'dpctl ' + ' '.join(args) + ' ' + addr ) )