You Wang | 7d14d64 | 2019-01-23 15:10:08 -0800 | [diff] [blame^] | 1 | #!/usr/bin/python |
| 2 | import os |
| 3 | import re |
| 4 | from optparse import OptionParser |
| 5 | from ipaddress import ip_network |
| 6 | from mininet.node import RemoteController, OVSBridge, Host |
| 7 | from mininet.link import TCLink |
| 8 | from mininet.log import setLogLevel |
| 9 | from mininet.net import Mininet |
| 10 | from mininet.topo import Topo |
| 11 | from mininet.nodelib import NAT |
| 12 | from mininet.cli import CLI |
| 13 | |
| 14 | from routinglib import BgpRouter, RoutedHost |
| 15 | from trellislib import DhcpServer, TaggedRoutedHost, DualHomedRoutedHost, DualHomedTaggedRoutedHost, DhcpClient, Dhcp6Client, DhcpServer, Dhcp6Server, TrellisHost |
| 16 | |
| 17 | # Parse command line options and dump results |
| 18 | def parseOptions(): |
| 19 | "Parse command line options" |
| 20 | parser = OptionParser() |
| 21 | parser.add_option( '--dhcp', dest='dhcp', type='int', default=0, |
| 22 | help='Configure hosts with dhcp or not' ) |
| 23 | parser.add_option( '--routers', dest='routers', type='int', default=0, |
| 24 | help='Configure external routers or not in the topology' ) |
| 25 | parser.add_option( '--ipv6', dest='ipv6', type='int', default=0, |
| 26 | help='Configure hosts with ipv6 or not' ) |
| 27 | parser.add_option( '--ipv4', dest='ipv4', type='int', default=1, |
| 28 | help='Configure hosts with ipv4 or not' ) |
| 29 | parser.add_option( '--onos-ip', dest='onosIp', type='str', default='', |
| 30 | help='IP address list of ONOS instances, separated by comma(,). Overrides --onos option' ) |
| 31 | |
| 32 | ( options, args ) = parser.parse_args() |
| 33 | return options, args |
| 34 | |
| 35 | opts, args = parseOptions() |
| 36 | |
| 37 | class ComcastLeafSpineFabric(Topo): |
| 38 | |
| 39 | spines = dict() |
| 40 | leafs = dict() |
| 41 | hosts_dict = dict() |
| 42 | |
| 43 | def createIpv4Hosts(self, dhcp): |
| 44 | |
| 45 | h1 = self.addHost('h1v4', cls=TrellisHost, |
| 46 | mac='00:aa:00:00:00:01', ips=['10.1.0.1/24'], |
| 47 | gateway='10.1.0.254', dhcpClient=dhcp) |
| 48 | self.addLink(h1, self.leafs[0]) |
| 49 | self.hosts_dict['h1v4'] = h1 |
| 50 | |
| 51 | h2 = self.addHost('h2v4', cls=TrellisHost, |
| 52 | mac='00:aa:00:00:01:01', ips=['10.1.10.1/24'], |
| 53 | gateway='10.1.10.254', dhcpClient=dhcp) |
| 54 | self.addLink(h2, self.leafs[0]) |
| 55 | self.hosts_dict['h2v4'] = h2 |
| 56 | |
| 57 | h3 = self.addHost('h3v4', cls=TrellisHost, |
| 58 | mac='00:aa:00:00:00:02', ips=['10.2.0.1/24'], |
| 59 | gateway='10.2.0.254', dhcpClient=dhcp) |
| 60 | self.addLink(h3, self.leafs[1]) |
| 61 | self.hosts_dict['h3v4'] = h3 |
| 62 | |
| 63 | h4 = self.addHost('h4v4', cls=TrellisHost, |
| 64 | mac='00:aa:00:00:00:03', ips=['10.2.30.1/24'], |
| 65 | gateway='10.2.30.254', dhcpClient=dhcp, |
| 66 | dualHomed=True) |
| 67 | self.addLink(h4, self.leafs[1]) |
| 68 | self.addLink(h4, self.leafs[2]) |
| 69 | self.hosts_dict['h4v4'] = h4 |
| 70 | |
| 71 | h5 = self.addHost('h5v4', cls=TrellisHost, |
| 72 | mac='00:aa:00:00:00:04', ips=['10.2.20.1/24'], |
| 73 | gateway='10.2.20.254', dhcpClient=dhcp, vlan=30, |
| 74 | dualHomed=True) |
| 75 | self.addLink(h5, self.leafs[1]) |
| 76 | self.addLink(h5, self.leafs[2]) |
| 77 | self.hosts_dict['h5v4'] = h5 |
| 78 | |
| 79 | h6 = self.addHost('h6v4', cls=TrellisHost, |
| 80 | mac='00:aa:00:00:00:05', ips=['10.2.10.1/24'], |
| 81 | gateway='10.2.10.254', dhcpClient=dhcp, vlan=20) |
| 82 | self.addLink(h6, self.leafs[2]) |
| 83 | self.hosts_dict['h6v4'] = h6 |
| 84 | |
| 85 | h7 = self.addHost('h7v4', cls=TrellisHost, |
| 86 | mac='00:aa:00:00:01:05', ips=['10.2.40.1/24'], |
| 87 | gateway='10.2.40.254', dhcpClient=dhcp, vlan=40) |
| 88 | self.addLink(h7, self.leafs[2]) |
| 89 | self.hosts_dict['h7v4'] = h7 |
| 90 | |
| 91 | h8 = self.addHost('h8v4', cls=TrellisHost, |
| 92 | mac='00:aa:00:00:00:06', ips=['10.3.0.1/24'], |
| 93 | gateway='10.3.0.254', dhcpClient=dhcp) |
| 94 | self.addLink(h8, self.leafs[3]) |
| 95 | self.hosts_dict['h8v4'] = h8 |
| 96 | |
| 97 | h9 = self.addHost('h9v4', cls=TrellisHost, |
| 98 | mac='00:aa:00:00:00:07', ips=['10.3.10.1/24'], |
| 99 | gateway='10.3.10.254', dhcpClient=dhcp, vlan=50, |
| 100 | dualHomed=True) |
| 101 | self.addLink(h9, self.leafs[3]) |
| 102 | self.addLink(h9, self.leafs[4]) |
| 103 | self.hosts_dict['h9v4'] = h9 |
| 104 | |
| 105 | h10 = self.addHost('h10v4', cls=TrellisHost, |
| 106 | mac='00:aa:00:00:00:08', ips=['10.3.30.1/24'], |
| 107 | gateway='10.3.30.254', dhcpClient=dhcp, vlan=60, |
| 108 | dualHomed=True) |
| 109 | self.addLink(h10, self.leafs[3]) |
| 110 | self.addLink(h10, self.leafs[4]) |
| 111 | self.hosts_dict['h10v4'] = h10 |
| 112 | |
| 113 | h11 = self.addHost('h11v4', cls=TrellisHost, |
| 114 | mac='00:aa:00:00:00:0a', ips=['10.3.20.1/24'], |
| 115 | gateway='10.3.20.254', dhcpClient=dhcp, vlan=70) |
| 116 | self.addLink(h11, self.leafs[4]) |
| 117 | self.hosts_dict['h11v4'] = h11 |
| 118 | |
| 119 | h12 = self.addHost('h12v4', cls=TrellisHost, |
| 120 | mac='00:aa:00:00:02:01', ips=['10.5.10.1/24'], |
| 121 | gateway='10.5.10.254', dhcpClient=dhcp, vlan=80) |
| 122 | self.addLink(h12, self.leafs[5]) |
| 123 | self.hosts_dict['h12v4'] = h12 |
| 124 | |
| 125 | h13 = self.addHost('h13v4', cls=TrellisHost, |
| 126 | mac='00:aa:00:00:02:02', ips=['10.5.20.1/24'], |
| 127 | gateway='10.5.20.254', dhcpClient=dhcp) |
| 128 | self.addLink(h13, self.leafs[5]) |
| 129 | self.hosts_dict['h13v4'] = h13 |
| 130 | return |
| 131 | |
| 132 | def createIpv6Hosts(self, dhcp): |
| 133 | |
| 134 | h1 = self.addHost('h1v6', cls=TrellisHost, |
| 135 | mac='00:bb:00:00:00:01', ips=["1000::3fe/120"], |
| 136 | gateway='1000::3ff', dhcpClient=dhcp, ipv6=1) |
| 137 | self.addLink(h1, self.leafs[0]) |
| 138 | self.hosts_dict['h1v6'] = h1 |
| 139 | |
| 140 | h2 = self.addHost('h2v6', cls=TrellisHost, |
| 141 | mac='00:bb:00:00:01:01', ips=['1001::3fe/120'], |
| 142 | gateway='1001::3ff', dhcpClient=dhcp, ipv6=1) |
| 143 | self.addLink(h2, self.leafs[0]) |
| 144 | self.hosts_dict['h2v6'] = h2 |
| 145 | |
| 146 | h3 = self.addHost('h3v6', cls=TrellisHost, |
| 147 | mac='00:bb:00:00:00:02', ips=['1002::3fe/120'], |
| 148 | gateway='1002::3ff', dhcpClient=dhcp, ipv6=1) |
| 149 | self.addLink(h3, self.leafs[1]) |
| 150 | self.hosts_dict['h3v6'] = h3 |
| 151 | |
| 152 | h4 = self.addHost('h4v6', cls=TrellisHost, |
| 153 | mac='00:bb:00:00:00:03', ips=['1003::3fe/120'], |
| 154 | gateway='1003::3ff', dhcpClient=dhcp, ipv6=1, |
| 155 | dualHomed=True) |
| 156 | self.addLink(h4, self.leafs[1]) |
| 157 | self.addLink(h4, self.leafs[2]) |
| 158 | self.hosts_dict['h4v6'] = h4 |
| 159 | |
| 160 | h5 = self.addHost('h5v6', cls=TrellisHost, |
| 161 | mac='00:bb:00:00:00:04', ips=['1004::3fe/120'], |
| 162 | gateway='1004::3ff', dhcpClient=False, ipv6=1, |
| 163 | vlan=121, |
| 164 | dualHomed=True) |
| 165 | self.addLink(h5, self.leafs[1]) |
| 166 | self.addLink(h5, self.leafs[2]) |
| 167 | self.hosts_dict['h5v6'] = h5 |
| 168 | |
| 169 | h6 = self.addHost('h6v6', cls=TrellisHost, |
| 170 | mac='00:bb:00:00:00:05', ips=['1005::3fe/120'], |
| 171 | gateway='1005::3ff', dhcpClient=False, ipv6=1, |
| 172 | vlan=122) |
| 173 | self.addLink(h6, self.leafs[2]) |
| 174 | self.hosts_dict['h6v6'] = h6 |
| 175 | |
| 176 | h7 = self.addHost('h7v6', cls=TrellisHost, |
| 177 | mac='00:bb:00:00:01:05', ips=['1006::3fe/120'], |
| 178 | gateway='1006::3ff', dhcpClient=False, ipv6=1, |
| 179 | vlan=123) |
| 180 | self.addLink(h7, self.leafs[2]) |
| 181 | self.hosts_dict['h7v6'] = h7 |
| 182 | |
| 183 | h8 = self.addHost('h8v6', cls=TrellisHost, |
| 184 | mac='00:bb:00:00:00:06', ips=['1007::3fe/120'], |
| 185 | gateway='1007::3ff', dhcpClient=dhcp, ipv6=1) |
| 186 | self.addLink(h8, self.leafs[3]) |
| 187 | self.hosts_dict['h8v6'] = h8 |
| 188 | |
| 189 | h9 = self.addHost('h9v6', cls=TrellisHost, |
| 190 | mac='00:bb:00:00:00:07', ips=['1008::3fe/120'], |
| 191 | gateway='1008::3ff', dhcpClient=False, vlan=124, |
| 192 | dualHomed=True, ipv6=1) |
| 193 | self.addLink(h9, self.leafs[3]) |
| 194 | self.addLink(h9, self.leafs[4]) |
| 195 | self.hosts_dict['h9v6'] = h9 |
| 196 | |
| 197 | h10 = self.addHost('h10v6', cls=TrellisHost, |
| 198 | mac='00:bb:00:00:00:08', ips=['1009::3fe/120'], |
| 199 | gateway='1009::3ff', dhcpClient=False, vlan=125, |
| 200 | dualHomed=True, ipv6=1) |
| 201 | self.addLink(h10, self.leafs[3]) |
| 202 | self.addLink(h10, self.leafs[4]) |
| 203 | self.hosts_dict['h10v6'] = h10 |
| 204 | |
| 205 | h11 = self.addHost('h11v6', cls=TrellisHost, |
| 206 | mac='00:bb:00:00:00:0a', ips=['1010::3fe/120'], |
| 207 | gateway='1010::3ff', dhcpClient=False, vlan=126, |
| 208 | ipv6=1) |
| 209 | self.addLink(h11, self.leafs[4]) |
| 210 | self.hosts_dict['h11v6'] = h11 |
| 211 | |
| 212 | h12 = self.addHost('h12v6', cls=TrellisHost, |
| 213 | mac='00:bb:00:00:01:0a', ips=['1011::3fe/120'], |
| 214 | gateway='1011::3ff', dhcpClient=False, vlan=127, |
| 215 | ipv6=1) |
| 216 | self.addLink(h12, self.leafs[5]) |
| 217 | self.hosts_dict['h12v6'] = h12 |
| 218 | |
| 219 | h13 = self.addHost('h13v6', cls=TrellisHost, |
| 220 | mac='00:bb:00:00:02:0a', ips=['1012::3fe/120'], |
| 221 | gateway='1012::3ff', dhcpClient=dhcp, ipv6=1) |
| 222 | self.addLink(h13, self.leafs[5]) |
| 223 | self.hosts_dict['h13v6'] = h13 |
| 224 | |
| 225 | return |
| 226 | |
| 227 | ''' |
| 228 | Creates the HAGG topology employed by Comcast. |
| 229 | ''' |
| 230 | def __init__(self, dhcp=False, routers=False, ipv4=False, ipv6=False, **opts): |
| 231 | Topo.__init__(self, **opts) |
| 232 | |
| 233 | linkopts = dict( bw=10 ) |
| 234 | |
| 235 | spine = 4 |
| 236 | leaf = 6 |
| 237 | |
| 238 | # Create spine switches |
| 239 | for s in range(spine): |
| 240 | self.spines[s] = self.addSwitch('spine10%s' % (s + 1), dpid = "00000000010%s" % (s + 1) ) |
| 241 | |
| 242 | # Create leaf switches |
| 243 | for ls in range(leaf): |
| 244 | self.leafs[ls] = self.addSwitch('leaf%s' % (ls + 1), dpid = "00000000000%s" % ( ls + 1) ) |
| 245 | |
| 246 | # connecting leaf and spines, leafs 1-5 have double links |
| 247 | for s in range(2): |
| 248 | spine_switch = self.spines[s] |
| 249 | |
| 250 | for ls in range(1, 5): |
| 251 | leaf_switch = self.leafs[ls] |
| 252 | |
| 253 | self.addLink( spine_switch, leaf_switch, **linkopts ) |
| 254 | self.addLink( spine_switch, leaf_switch, **linkopts ) |
| 255 | |
| 256 | # connect paired leafs |
| 257 | self.addLink(self.leafs[1], self.leafs[2], **linkopts) |
| 258 | self.addLink(self.leafs[3], self.leafs[4], **linkopts) |
| 259 | |
| 260 | # build second fabric with single links |
| 261 | for s in range(2, 4): |
| 262 | spine_switch = self.spines[s] |
| 263 | |
| 264 | for ls in [0, 5]: |
| 265 | leaf_switch = self.leafs[ls] |
| 266 | self.addLink( spine_switch, leaf_switch, **linkopts ) |
| 267 | |
| 268 | # connect spines together |
| 269 | self.addLink(self.spines[2], self.spines[0], **linkopts) |
| 270 | self.addLink(self.spines[3], self.spines[1], **linkopts) |
| 271 | |
| 272 | # create hosts |
| 273 | if ipv6: |
| 274 | self.createIpv6Hosts(dhcp) |
| 275 | |
| 276 | if ipv4: |
| 277 | self.createIpv4Hosts(dhcp) |
| 278 | |
| 279 | if not ipv4 and not ipv6: |
| 280 | print("No hosts were created!") |
| 281 | |
| 282 | # create quagga routers |
| 283 | # Note: Change "fpm connection ip" to $OC1 in zebradbgp1.conf and zebradbgp2.conf to make quagga work correctly |
| 284 | if routers: |
| 285 | last_ls = self.leafs[4] |
| 286 | last_paired_ls = self.leafs[3] |
| 287 | |
| 288 | # Control plane switch (for quagga fpm) |
| 289 | cs0 = self.addSwitch('cs0', cls=OVSBridge) |
| 290 | |
| 291 | # Control plane NAT (for quagga fpm) |
| 292 | nat = self.addHost('nat', cls=NAT, |
| 293 | ip='172.16.0.1/12', |
| 294 | subnet=str(ip_network(u'172.16.0.0/12')), inNamespace=False) |
| 295 | self.addLink(cs0, nat) |
| 296 | |
| 297 | # Internal Quagga bgp1 |
| 298 | intfs = {'bgp1-eth0': [{'ipAddrs': ['10.0.1.2/24', '2000::102/120'], 'mac': '00:88:00:00:00:03', 'vlan': '110'}, |
| 299 | {'ipAddrs': ['10.0.7.2/24', '2000::702/120'], 'mac': '00:88:00:00:00:03', 'vlan': '170'}], |
| 300 | 'bgp1-eth1': {'ipAddrs': ['172.16.0.3/12']}} |
| 301 | bgp1 = self.addHost('bgp1', cls=BgpRouter, |
| 302 | interfaces=intfs, |
| 303 | quaggaConfFile='./bgpdbgp1.conf', |
| 304 | zebraConfFile='./zebradbgp1.conf') |
| 305 | self.addLink(bgp1, last_paired_ls) |
| 306 | self.addLink(bgp1, cs0) |
| 307 | |
| 308 | # Internal Quagga bgp2 |
| 309 | intfs = {'bgp2-eth0': [{'ipAddrs': ['10.0.5.2/24', '2000::502/120'], 'mac': '00:88:00:00:00:04', 'vlan': '150'}, |
| 310 | {'ipAddrs': ['10.0.6.2/24', '2000::602/120'], 'mac': '00:88:00:00:00:04', 'vlan': '160'}], |
| 311 | 'bgp2-eth1': {'ipAddrs': ['172.16.0.4/12']}} |
| 312 | bgp2 = self.addHost('bgp2', cls=BgpRouter, |
| 313 | interfaces=intfs, |
| 314 | quaggaConfFile='./bgpdbgp2.conf', |
| 315 | zebraConfFile='./zebradbgp2.conf') |
| 316 | self.addLink(bgp2, last_ls) |
| 317 | self.addLink(bgp2, cs0) |
| 318 | |
| 319 | # External Quagga r1 |
| 320 | intfs = {'r1-eth0': {'ipAddrs': ['10.0.1.1/24', '2000::101/120'], 'mac': '00:88:00:00:00:01'}, |
| 321 | 'r1-eth1': {'ipAddrs': ['10.0.5.1/24', '2000::501/120'], 'mac': '00:88:00:00:00:11'}, |
| 322 | 'r1-eth2': {'ipAddrs': ['10.0.99.1/16']}, |
| 323 | 'r1-eth3': {'ipAddrs': ['2000::9901/120']}, |
| 324 | 'r1-eth4': {'ipAddrs': ['2000::7701/120']}, |
| 325 | 'r1-eth5': {'ipAddrs': ['10.0.88.1/24']}, |
| 326 | 'r1-eth6': {'ipAddrs': ['2000::8701/120']}} |
| 327 | r1 = self.addHost('r1', cls=BgpRouter, |
| 328 | interfaces=intfs, |
| 329 | quaggaConfFile='./bgpdr1.conf') |
| 330 | self.addLink(r1, last_paired_ls) |
| 331 | self.addLink(r1, last_ls) |
| 332 | |
| 333 | # External IPv4 Host behind r1 |
| 334 | rh1v4 = self.addHost('rh1v4', cls=RoutedHost, ips=['10.0.99.2/24'], gateway='10.0.99.1') |
| 335 | self.addLink(r1, rh1v4) |
| 336 | |
| 337 | # External IPv6 Host behind r1 |
| 338 | rh1v6 = self.addHost('rh1v6', cls=RoutedHost, ips=['2000::9902/120'], gateway='2000::9901') |
| 339 | self.addLink(r1, rh1v6) |
| 340 | |
| 341 | # Another external IPv6 Host behind r1 |
| 342 | rh11v6 = self.addHost('rh11v6', cls=RoutedHost, ips=['2000::7702/120'], gateway='2000::7701') |
| 343 | self.addLink(r1, rh11v6) |
| 344 | |
| 345 | # Add an external ipv4 hosts that is not configured in the bgp conf |
| 346 | # files |
| 347 | rh5v4 = self.addHost('rh5v4', cls=RoutedHost, ips=['10.0.88.2/24'], gateway='10.0.88.1') |
| 348 | self.addLink(r1, rh5v4) |
| 349 | |
| 350 | # Add an external ipv6 hosts that is not configured in the bgp conf |
| 351 | # files |
| 352 | rh5v6 = self.addHost('rh5v6', cls=RoutedHost, ips=['2000::8702/120'], gateway='2000::8701') |
| 353 | self.addLink(r1, rh5v6) |
| 354 | |
| 355 | # External Quagga r2 |
| 356 | intfs = {'r2-eth0': {'ipAddrs': ['10.0.6.1/24', '2000::601/120'], 'mac': '00:88:00:00:00:02'}, |
| 357 | 'r2-eth1': {'ipAddrs': ['10.0.7.1/24', '2000::701/120'], 'mac': '00:88:00:00:00:22'}, |
| 358 | 'r2-eth2': {'ipAddrs': ['10.0.99.1/16']}, |
| 359 | 'r2-eth3': {'ipAddrs': ['2000::9901/120']}, |
| 360 | 'r2-eth4': {'ipAddrs': ['2000::8801/120']}} |
| 361 | r2 = self.addHost('r2', cls=BgpRouter, |
| 362 | interfaces=intfs, |
| 363 | quaggaConfFile='./bgpdr2.conf') |
| 364 | self.addLink(r2, last_ls) |
| 365 | self.addLink(r2, last_paired_ls) |
| 366 | |
| 367 | # External IPv4 Host behind r2 |
| 368 | rh2v4 = self.addHost('rh2v4', cls=RoutedHost, ips=['10.0.99.2/24'], gateway='10.0.99.1') |
| 369 | self.addLink(r2, rh2v4) |
| 370 | |
| 371 | # External IPv6 Host behind r2 |
| 372 | rh2v6 = self.addHost('rh2v6', cls=RoutedHost, ips=['2000::9902/120'], gateway='2000::9901') |
| 373 | self.addLink(r2, rh2v6) |
| 374 | |
| 375 | # Another external IPv6 Host behind r1 |
| 376 | rh22v6 = self.addHost('rh22v6', cls=RoutedHost, ips=['2000::8802/120'], gateway='2000::8801') |
| 377 | self.addLink(r2, rh22v6) |
| 378 | |
| 379 | # create dhcp servers |
| 380 | if dhcp: |
| 381 | cs1 = self.addSwitch('cs1', cls=OVSBridge) |
| 382 | self.addLink(cs1, self.leafs[4]) |
| 383 | if ipv4: |
| 384 | dhcp4 = self.addHost( 'dhcp', cls=TrellisHost, |
| 385 | mac="00:cc:00:00:00:01", ips=["10.0.3.253/24"], |
| 386 | gateway="10.0.3.254", dhcpServer=True) |
| 387 | self.addLink(dhcp4, cs1, **linkopts) |
| 388 | if ipv6: |
| 389 | dhcp6 = self.addHost( 'dhcp6', cls=TrellisHost, |
| 390 | mac="00:dd:00:00:00:01", ips=["2000::3fd/120"], |
| 391 | gateway="2000::3ff", dhcpServer=True, ipv6=True) |
| 392 | self.addLink(dhcp6, cs1, **linkopts) |
| 393 | |
| 394 | |
| 395 | def config( opts ): |
| 396 | |
| 397 | dhcp = bool(opts.dhcp) |
| 398 | routers = bool(opts.routers) |
| 399 | ipv6 = bool(opts.ipv6) |
| 400 | ipv4 = bool(opts.ipv4) |
| 401 | |
| 402 | if opts.onosIp != '': |
| 403 | controllers = opts.onosIp.split( ',' ) |
| 404 | else: |
| 405 | controllers = ['127.0.0.1'] |
| 406 | topo = ComcastLeafSpineFabric(dhcp=dhcp, routers=routers, ipv6=ipv6, |
| 407 | ipv4=ipv4) |
| 408 | |
| 409 | net = Mininet( topo=topo, link=TCLink, build=False, |
| 410 | controller=None, autoSetMacs=True ) |
| 411 | i = 0 |
| 412 | for ip in controllers: |
| 413 | net.addController( "c%s" % ( i ), controller=RemoteController, ip=ip ) |
| 414 | i += 1 |
| 415 | |
| 416 | net.build() |
| 417 | net.start() |
| 418 | CLI( net ) |
| 419 | net.stop() |
| 420 | |
| 421 | |
| 422 | if __name__ == '__main__': |
| 423 | setLogLevel('info') |
| 424 | config(opts) |
| 425 | os.system('sudo mn -c') |