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Fix KeyError for missing NOX env var

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This commit is contained in:
Brandon Heller
2010-02-18 11:44:08 -08:00
parent 8ff7ee4297
commit 4f4f1dd2fa
1 changed files with 4 additions and 2 deletions
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mininet/node.py
+4 -2
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@@ -461,9 +461,11 @@ class NOX( Controller ):
noxArgs = [ noxArgs ] noxArgs = [ noxArgs ]
if not noxArgs: if not noxArgs:
noxArgs = [ 'packetdump' ] noxArgs = [ 'packetdump' ]
if 'NOX_CORE_DIR' not in os.environ:
exit( 'exiting; please set missing NOX_CORE_DIR env var' )
noxCoreDir = os.environ[ 'NOX_CORE_DIR' ] noxCoreDir = os.environ[ 'NOX_CORE_DIR' ]
if not noxCoreDir:
raise Exception( 'please set NOX_CORE_DIR env var\n' )
Controller.__init__( self, name, Controller.__init__( self, name,
controller=noxCoreDir + '/nox_core', controller=noxCoreDir + '/nox_core',
cargs='--libdir=/usr/local/lib -v -i ptcp: ' + cargs='--libdir=/usr/local/lib -v -i ptcp: ' +