Files
mininet/examples/nox.py
T
Bob Lantz 433503cf8a Added "from scratch" examples, to show how to create a network using
low-level primitives.

The "nox.py" example attempts to use nox as a controller rather than
controller(8).

More edits for INSTALL and README, and refinements for sshd and xterm
examples.
2009-12-14 12:43:42 -08:00

40 lines
1.2 KiB
Python
Executable File

#!/usr/bin/python
"Create a network from scratch and use NOX as the controller."
from mininet import init, Controller, Switch, Host, createLink
def scratchNet( cname='controller', cargs='ptcp:'):
# Create Network
controller = Node( 'c0', inNamespace=False )
switch = Node( 's0', inNamespace=False )
h0 = Node( 'h0' )
h1 = Node( 'h1' )
createLink( h0, switch )
createLink( h1, switch )
# Configure hosts
h0.setIP( h0.intfs[ 0 ], '192.168.123.1', '/24' )
h1.setIP( h1.intfs[ 0 ], '192.168.123.2', '/24' )
# Start network using kernel datapath
controller.cmdPrint( cname + ' ' + cargs + '&' )
switch.cmdPrint( 'dpctl deldp nl:0' )
switch.cmdPrint( 'dpctl adddp nl:0' )
for intf in switch.intfs:
switch.cmdPrint( 'dpctl addif nl:0 ' + intf )
switch.cmdPrint( 'ofprotocol nl:0 tcp:localhost &')
# Run test
h0.cmdPrint( 'ping -c1 ' + h1.IP() )
# Stop network
controller.cmdPrint( 'kill %' + cname)
switch.cmdPrint( 'dpctl deldp nl:0' )
switch.cmdPrint( 'kill %ofprotocol' )
switch.stop()
controller.stop()
if __name__ == '__main__':
init()
scratchNet( cname='nox_core', cargs='-i ptcp:' )