| #!/usr/bin/env python |
| |
| """ |
| """ |
| from mininet.topo import Topo |
| |
| class UkTopo( Topo ): |
| """Switches projected onto the UK map""" |
| |
| def addSwitch( self, name, **opts ): |
| kwargs = { 'protocols' : 'OpenFlow13' } |
| kwargs.update( opts ) |
| return super(UkTopo, self).addSwitch( name, **kwargs ) |
| |
| def __init__( self ): |
| """Create a topology.""" |
| |
| # Initialize Topology |
| Topo.__init__( self ) |
| |
| # add nodes, switches first... |
| LONDON = self.addSwitch( 's1' ) |
| BRISTL = self.addSwitch( 's2' ) |
| BIRMHM = self.addSwitch( 's3' ) |
| PLYMTH = self.addSwitch( 's4' ) |
| DOVER = self.addSwitch( 's5' ) |
| BRGHTN = self.addSwitch( 's6' ) |
| LIVRPL = self.addSwitch( 's7' ) |
| YORK = self.addSwitch( 's8' ) |
| NWCSTL = self.addSwitch( 's9' ) |
| NRWICH = self.addSwitch( 's10' ) |
| EDBUGH = self.addSwitch( 's11' ) |
| ABYSTW = self.addSwitch( 's12' ) |
| |
| # ... and now hosts |
| LONDON_host = self.addHost( 'h1' ) |
| BRISTL_host = self.addHost( 'h2' ) |
| BIRMHM_host = self.addHost( 'h3' ) |
| PLYMTH_host = self.addHost( 'h4' ) |
| DOVER_host = self.addHost( 'h5' ) |
| BRGHTN_host = self.addHost( 'h6' ) |
| LIVRPL_host = self.addHost( 'h7' ) |
| YORK_host = self.addHost( 'h8' ) |
| NWCSTL_host = self.addHost( 'h9' ) |
| NRWICH_host = self.addHost( 'h10' ) |
| EDBUGH_host = self.addHost( 'h11' ) |
| ABYSTW_host = self.addHost( 'h12' ) |
| |
| # add edges between switch and corresponding host |
| self.addLink( LONDON, LONDON_host ) |
| self.addLink( BRISTL, BRISTL_host ) |
| self.addLink( BIRMHM, BIRMHM_host ) |
| self.addLink( PLYMTH, PLYMTH_host ) |
| self.addLink( DOVER, DOVER_host ) |
| self.addLink( BRGHTN, BRGHTN_host ) |
| self.addLink( LIVRPL, LIVRPL_host ) |
| self.addLink( YORK, YORK_host ) |
| self.addLink( NWCSTL, NWCSTL_host ) |
| self.addLink( NRWICH, NRWICH_host ) |
| self.addLink( EDBUGH, EDBUGH_host ) |
| self.addLink( ABYSTW, ABYSTW_host ) |
| |
| # add edges between switches |
| self.addLink( BIRMHM, LIVRPL ) |
| self.addLink( BIRMHM, YORK ) |
| self.addLink( BRISTL, ABYSTW ) |
| self.addLink( BRISTL, BIRMHM ) |
| self.addLink( BRISTL, PLYMTH ) |
| self.addLink( DOVER, BRGHTN ) |
| self.addLink( DOVER, NRWICH ) |
| self.addLink( LIVRPL, ABYSTW ) |
| self.addLink( LIVRPL, EDBUGH ) |
| self.addLink( LONDON, BIRMHM ) |
| self.addLink( LONDON, BRGHTN ) |
| self.addLink( LONDON, BRISTL ) |
| self.addLink( LONDON, BRISTL ) |
| self.addLink( LONDON, DOVER ) |
| self.addLink( LONDON, NRWICH ) |
| self.addLink( LONDON, PLYMTH ) |
| self.addLink( LONDON, YORK ) |
| self.addLink( LONDON, YORK ) |
| self.addLink( NWCSTL, EDBUGH ) |
| self.addLink( NWCSTL, LIVRPL ) |
| self.addLink( NWCSTL, YORK ) |
| self.addLink( YORK, LIVRPL ) |
| self.addLink( YORK, NRWICH ) |
| |
| topos = { 'uk': ( lambda: UkTopo() ) } |
| |
| if __name__ == '__main__': |
| from onosnet import run |
| run( UkTopo() ) |