add mobility

examples/mesh.py

@@ -12,15 +12,21 @@
 from mininet.net import Mininet
 from mininet.cli import CLI
 from mininet.log import setLogLevel
+import sys
 
-def topology():
+def topology(mobility):
  "Create a network."
  net = Mininet(enable_wmediumd=True, enable_interference=True)
 
  print "*** Creating nodes"
- sta1 = net.addStation('sta1', position='10,10,0')
- sta2 = net.addStation('sta2', position='50,10,0')
- sta3 = net.addStation('sta3', position='90,10,0')
+ if mobility:
+ sta1 = net.addStation('sta1')
+ sta2 = net.addStation('sta2')
+ sta3 = net.addStation('sta3')
+ else:
+ sta1 = net.addStation('sta1', position='10,10,0')
+ sta2 = net.addStation('sta2', position='50,10,0')
+ sta3 = net.addStation('sta3', position='90,10,0')
 
  print "*** Configuring wifi nodes"
  net.configureWifiNodes()
@@ -30,6 +36,14 @@ def topology():
  net.addMesh(sta2, ssid='meshNet', channel=5)
  net.addMesh(sta3, ssid='meshNet', channel=5)
 
+ if mobility:
+ net.plotGraph(max_x=100, max_y=100)
+
+ net.seed(20)
+
+ net.startMobility(time=0, model='RandomDirection', max_x=100, max_y=100,
+ min_v=0.5, max_v=0.8)
+
  print "*** Starting network"
  net.build()
 
@@ -42,4 +56,6 @@ def topology():
 
 if __name__ == '__main__':
  setLogLevel('info')
- topology()
+ mobility = True if '-m' in sys.argv else False
+ topology(mobility)
+