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Don't try to modprobe tun if it's built-in (e.g. Ubuntu.)

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Bob Lantz
2010-08-19 14:42:33 -07:00
parent 05c2d669a9
commit e900a16caf
1 changed files with 2 additions and 1 deletions
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mininet/node.py
+2 -1
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@@ -471,7 +471,8 @@ class UserSwitch( Switch ):
@staticmethod @staticmethod
def setup(): def setup():
"Ensure any dependencies are loaded; if not, try to load them." "Ensure any dependencies are loaded; if not, try to load them."
moduleDeps( add=TUN ) if not os.path.exists( '/dev/net/tun' ):
moduleDeps( add=TUN )
def start( self, controllers ): def start( self, controllers ):
"""Start OpenFlow reference user datapath. """Start OpenFlow reference user datapath.