From f0f9907b9da1c7f6dcccf14f06c25a542c059aa6 Mon Sep 17 00:00:00 2001
From: Bob Lantz <rlantz@cs.stanford.edu>
Date: Wed, 19 Nov 2014 09:32:56 -0800
Subject: [PATCH] Add setup() and dpctl() methods for LinuxBridge
Also adds docstrings.
Fixes #422
---
mininet/nodelib.py | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/mininet/nodelib.py b/mininet/nodelib.py
index 1760c7b3..dc126bed 100644
--- a/mininet/nodelib.py
+++ b/mininet/nodelib.py
@@ -6,6 +6,8 @@
from mininet.node import Node, Switch
from mininet.log import setLogLevel, info
+from mininet.moduledeps import pathCheck
+
class LinuxBridge( Switch ):
"Linux Bridge (with optional spanning tree)"
@@ -31,6 +33,7 @@ def connected( self ):
return True
def start( self, controllers ):
+ "Start Linux bridge"
self.cmd( 'ifconfig', self, 'down' )
self.cmd( 'brctl delbr', self )
self.cmd( 'brctl addbr', self )
@@ -43,9 +46,20 @@ def start( self, controllers ):
self.cmd( 'ifconfig', self, 'up' )
def stop( self ):
+ "Stop Linux bridge"
self.cmd( 'ifconfig', self, 'down' )
self.cmd( 'brctl delbr', self )
+ def dpctl( self, *args ):
+ "Run brctl command"
+ return self.cmd( 'brctl', *args )
+
+ @classmethod
+ def setup( cls ):
+ "Make sure our class dependencies are available"
+ pathCheck( 'brctl', moduleName='bridge-utils' )
+
+
class NAT( Node ):
"""NAT: Provides connectivity to external network"""
--
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