router = self.addHost(name, cls=Router, quaggaConfFile=quaggaConf,
                                  zebraConfFile=zebraConf, intfDict=intfs)

            host = self.addHost('h%s' % i, cls=SdnIpHost,
                                ip='192.168.%s.1/24' % i,
                                route
 
='192.168.%s.254' % i)

class SdnIpHost(Host):
    def __init__(self, name, ip, route, *args, **kwargs):
        Host.__init__(self, name, ip=ip, *args, **kwargs)

        self.route = route

    def config(self, **kwargs):
        Host.config(self, **kwargs)

        debug("configuring route %s" % self.route)

        self.cmd(
 
'ip route add default via %s' % self.route)

class Router(Host):
    def __init__(self, name, quaggaConfFile, zebraConfFile, intfDict, *args, **kwargs):
        Host.__init__(self, name, *args, **kwargs)

        self.quaggaConfFile = quaggaConfFile
        self.zebraConfFile = zebraConfFile
        self.intfDict 
 
= intfDict

    def config(self, **kwargs):
        Host.config(self, **kwargs)
        self.cmd('sysctl net.ipv4.ip_forward=1')

        for intf, attrs in self.intfDict.items():
            self.cmd('ip addr flush dev %s' % intf)
            if 'mac' in attrs:
                self.cmd('ip link set %s down' % intf)
                self.cmd('ip link set %s address %s' % (intf, attrs['mac']))
                self.cmd('ip link set %s up ' % intf)
            for addr in attrs['ipAddrs']:
                self.cmd('ip addr add %s dev %s' % (addr, intf))

        self.cmd('zebra -d -f %s -z %s/zebra%s.api -i %s/zebra%s.pid' % (self.zebraConfFile, QUAGGA_RUN_DIR, self.name, QUAGGA_RUN_DIR, self.name))
        self.cmd('bgpd -d -f %s -z %s/zebra%s.api -i %s/bgpd%s.pid' % (self.quaggaConfFile, QUAGGA_RUN_DIR, self.name, QUAGGA_RUN_DIR, self.name))


    def terminate(self):
        self.cmd("ps ax | egrep 'bgpd%s.pid|zebra%s.pid' | awk '{print $1}' | xargs kill" % (self.name, self.name))

        Host.terminate(self)