Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.openstacknetworking.impl; |
| 17 | |
| 18 | import com.google.common.base.Strings; |
| 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import org.apache.felix.scr.annotations.Activate; |
| 21 | import org.apache.felix.scr.annotations.Component; |
| 22 | import org.apache.felix.scr.annotations.Deactivate; |
| 23 | import org.apache.felix.scr.annotations.Reference; |
| 24 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 25 | import org.onlab.packet.Ethernet; |
| 26 | import org.onlab.packet.IPv4; |
| 27 | import org.onlab.packet.IpAddress; |
| 28 | import org.onlab.packet.IpPrefix; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 29 | import org.onlab.packet.MacAddress; |
| 30 | import org.onlab.packet.VlanId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 31 | import org.onosproject.cluster.ClusterService; |
| 32 | import org.onosproject.cluster.LeadershipService; |
| 33 | import org.onosproject.cluster.NodeId; |
| 34 | import org.onosproject.core.ApplicationId; |
| 35 | import org.onosproject.core.CoreService; |
| 36 | import org.onosproject.core.GroupId; |
| 37 | import org.onosproject.net.DeviceId; |
| 38 | import org.onosproject.net.PortNumber; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 39 | import org.onosproject.net.device.DeviceService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 40 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 41 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 42 | import org.onosproject.net.flow.TrafficSelector; |
| 43 | import org.onosproject.net.flow.TrafficTreatment; |
| 44 | import org.onosproject.net.flowobjective.FlowObjectiveService; |
| 45 | import org.onosproject.net.flowobjective.ForwardingObjective; |
| 46 | import org.onosproject.openstacknetworking.api.Constants; |
| 47 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
| 48 | import org.onosproject.openstacknetworking.api.OpenstackRouterEvent; |
| 49 | import org.onosproject.openstacknetworking.api.OpenstackRouterListener; |
| 50 | import org.onosproject.openstacknetworking.api.OpenstackRouterService; |
| 51 | import org.onosproject.openstacknode.OpenstackNode; |
| 52 | import org.onosproject.openstacknode.OpenstackNodeEvent; |
| 53 | import org.onosproject.openstacknode.OpenstackNodeListener; |
| 54 | import org.onosproject.openstacknode.OpenstackNodeService; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 55 | import org.onosproject.openstacknode.OpenstackNodeService.NetworkMode; |
| 56 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 57 | import org.openstack4j.model.network.ExternalGateway; |
| 58 | import org.openstack4j.model.network.Network; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 59 | import org.openstack4j.model.network.NetworkType; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 60 | import org.openstack4j.model.network.Router; |
| 61 | import org.openstack4j.model.network.RouterInterface; |
| 62 | import org.openstack4j.model.network.Subnet; |
| 63 | import org.slf4j.Logger; |
| 64 | import org.slf4j.LoggerFactory; |
| 65 | |
| 66 | import java.util.Objects; |
| 67 | import java.util.Set; |
| 68 | import java.util.concurrent.ExecutorService; |
| 69 | import java.util.stream.Collectors; |
| 70 | |
| 71 | import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor; |
| 72 | import static org.onlab.util.Tools.groupedThreads; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 73 | import static org.onosproject.net.AnnotationKeys.PORT_MAC; |
| 74 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 75 | import static org.onosproject.openstacknetworking.api.Constants.*; |
| 76 | import static org.onosproject.openstacknode.OpenstackNodeService.NodeType.COMPUTE; |
| 77 | |
| 78 | /** |
| 79 | * Handles OpenStack router events. |
| 80 | */ |
| 81 | @Component(immediate = true) |
| 82 | public class OpenstackRoutingHandler { |
| 83 | |
| 84 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 85 | |
| 86 | private static final String MSG_ENABLED = "Enabled "; |
| 87 | private static final String MSG_DISABLED = "Disabled "; |
| 88 | private static final String ERR_SET_FLOWS = "Failed to set flows for router %s:"; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 89 | private static final String ERR_UNSUPPORTED_NET_TYPE = "Unsupported network type"; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 90 | |
| 91 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 92 | protected CoreService coreService; |
| 93 | |
| 94 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 95 | protected LeadershipService leadershipService; |
| 96 | |
| 97 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 98 | protected ClusterService clusterService; |
| 99 | |
| 100 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 101 | protected FlowObjectiveService flowObjectiveService; |
| 102 | |
| 103 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 104 | protected OpenstackNodeService osNodeService; |
| 105 | |
| 106 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 107 | protected OpenstackNetworkService osNetworkService; |
| 108 | |
| 109 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 110 | protected OpenstackRouterService osRouterService; |
| 111 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 112 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 113 | protected DeviceService deviceService; |
| 114 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 115 | private final ExecutorService eventExecutor = newSingleThreadScheduledExecutor( |
| 116 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| 117 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
| 118 | private final OpenstackRouterListener osRouterListener = new InternalRouterEventListener(); |
| 119 | |
| 120 | private ApplicationId appId; |
| 121 | private NodeId localNodeId; |
| 122 | |
| 123 | @Activate |
| 124 | protected void activate() { |
| 125 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 126 | localNodeId = clusterService.getLocalNode().id(); |
| 127 | leadershipService.runForLeadership(appId.name()); |
| 128 | osNodeService.addListener(osNodeListener); |
| 129 | osRouterService.addListener(osRouterListener); |
| 130 | |
| 131 | log.info("Started"); |
| 132 | } |
| 133 | |
| 134 | @Deactivate |
| 135 | protected void deactivate() { |
| 136 | osRouterService.removeListener(osRouterListener); |
| 137 | osNodeService.removeListener(osNodeListener); |
| 138 | leadershipService.withdraw(appId.name()); |
| 139 | eventExecutor.shutdown(); |
| 140 | |
| 141 | log.info("Stopped"); |
| 142 | } |
| 143 | |
| 144 | private void routerUpdated(Router osRouter) { |
| 145 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 146 | if (exGateway == null) { |
| 147 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 148 | setSourceNat(iface, false); |
| 149 | }); |
| 150 | } else { |
| 151 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 152 | setSourceNat(iface, exGateway.isEnableSnat()); |
| 153 | }); |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | private void routerIfaceAdded(Router osRouter, RouterInterface osRouterIface) { |
| 158 | Subnet osSubnet = osNetworkService.subnet(osRouterIface.getSubnetId()); |
| 159 | if (osSubnet == null) { |
| 160 | final String error = String.format( |
| 161 | ERR_SET_FLOWS + "subnet %s does not exist", |
| 162 | osRouterIface.getId(), |
| 163 | osRouterIface.getSubnetId()); |
| 164 | throw new IllegalStateException(error); |
| 165 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 166 | setInternalRoutes(osRouter, osSubnet, true); |
| 167 | setGatewayIcmp(osSubnet, true); |
| 168 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 169 | if (exGateway != null && exGateway.isEnableSnat()) { |
| 170 | setSourceNat(osRouterIface, true); |
| 171 | } |
| 172 | |
| 173 | log.info("Connected subnet({}) to {}", osSubnet.getCidr(), osRouter.getName()); |
| 174 | } |
| 175 | |
| 176 | private void routerIfaceRemoved(Router osRouter, RouterInterface osRouterIface) { |
| 177 | Subnet osSubnet = osNetworkService.subnet(osRouterIface.getSubnetId()); |
| 178 | if (osSubnet == null) { |
| 179 | final String error = String.format( |
| 180 | ERR_SET_FLOWS + "subnet %s does not exist", |
| 181 | osRouterIface.getId(), |
| 182 | osRouterIface.getSubnetId()); |
| 183 | throw new IllegalStateException(error); |
| 184 | } |
| 185 | |
| 186 | setInternalRoutes(osRouter, osSubnet, false); |
| 187 | setGatewayIcmp(osSubnet, false); |
| 188 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 189 | if (exGateway != null && exGateway.isEnableSnat()) { |
| 190 | setSourceNat(osRouterIface, false); |
| 191 | } |
| 192 | |
| 193 | log.info("Disconnected subnet({}) from {}", osSubnet.getCidr(), osRouter.getName()); |
| 194 | } |
| 195 | |
| 196 | private void setSourceNat(RouterInterface routerIface, boolean install) { |
| 197 | Subnet osSubnet = osNetworkService.subnet(routerIface.getSubnetId()); |
| 198 | Network osNet = osNetworkService.network(osSubnet.getNetworkId()); |
| 199 | |
| 200 | osNodeService.completeNodes().stream() |
| 201 | .filter(osNode -> osNode.type() == COMPUTE) |
| 202 | .forEach(osNode -> { |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 203 | setRulesToGateway(osNode.intBridge(), osNet.getProviderSegID(), |
| 204 | IpPrefix.valueOf(osSubnet.getCidr()), osNet.getNetworkType(), |
| 205 | install); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 206 | }); |
| 207 | |
| 208 | // take the first outgoing packet to controller for source NAT |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 209 | osNodeService.gatewayDeviceIds() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 210 | .forEach(gwDeviceId -> setRulesToController( |
| 211 | gwDeviceId, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 212 | osNet.getProviderSegID(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 213 | IpPrefix.valueOf(osSubnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 214 | osNet.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 215 | install)); |
| 216 | |
| 217 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 218 | log.info(updateStr + "external access for subnet({})", osSubnet.getCidr()); |
| 219 | } |
| 220 | |
| 221 | private void setGatewayIcmp(Subnet osSubnet, boolean install) { |
| 222 | if (Strings.isNullOrEmpty(osSubnet.getGateway())) { |
| 223 | // do nothing if no gateway is set |
| 224 | return; |
| 225 | } |
| 226 | |
| 227 | // take ICMP request to a subnet gateway through gateway node group |
| 228 | Network network = osNetworkService.network(osSubnet.getNetworkId()); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 229 | switch (network.getNetworkType()) { |
| 230 | case VXLAN: |
| 231 | osNodeService.completeNodes().stream() |
| 232 | .filter(osNode -> osNode.type() == COMPUTE) |
| 233 | .filter(osNode -> osNode.dataIp().isPresent()) |
| 234 | .forEach(osNode -> setRulesToGatewayWithDstIp( |
| 235 | osNode.intBridge(), |
| 236 | osNodeService.gatewayGroupId(osNode.intBridge(), NetworkMode.VXLAN), |
| 237 | network.getProviderSegID(), |
| 238 | IpAddress.valueOf(osSubnet.getGateway()), |
| 239 | NetworkMode.VXLAN, |
| 240 | install)); |
| 241 | break; |
| 242 | case VLAN: |
| 243 | osNodeService.completeNodes().stream() |
| 244 | .filter(osNode -> osNode.type() == COMPUTE) |
| 245 | .filter(osNode -> osNode.vlanPort().isPresent()) |
| 246 | .forEach(osNode -> setRulesToGatewayWithDstIp( |
| 247 | osNode.intBridge(), |
| 248 | osNodeService.gatewayGroupId(osNode.intBridge(), NetworkMode.VLAN), |
| 249 | network.getProviderSegID(), |
| 250 | IpAddress.valueOf(osSubnet.getGateway()), |
| 251 | NetworkMode.VLAN, |
| 252 | install)); |
| 253 | break; |
| 254 | default: |
| 255 | final String error = String.format( |
| 256 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 257 | network.getNetworkType().toString()); |
| 258 | throw new IllegalStateException(error); |
| 259 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 260 | |
| 261 | IpAddress gatewayIp = IpAddress.valueOf(osSubnet.getGateway()); |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 262 | osNodeService.gatewayDeviceIds() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 263 | .forEach(gwDeviceId -> setGatewayIcmpRule( |
| 264 | gatewayIp, |
| 265 | gwDeviceId, |
| 266 | install |
| 267 | )); |
| 268 | |
| 269 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 270 | log.debug(updateStr + "ICMP to {}", osSubnet.getGateway()); |
| 271 | } |
| 272 | |
| 273 | private void setInternalRoutes(Router osRouter, Subnet updatedSubnet, boolean install) { |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 274 | Network updatedNetwork = osNetworkService.network(updatedSubnet.getNetworkId()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 275 | Set<Subnet> routableSubnets = routableSubnets(osRouter, updatedSubnet.getId()); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 276 | String updatedSegmendId = getSegmentId(updatedSubnet); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 277 | |
| 278 | // installs rule from/to my subnet intentionally to fix ICMP failure |
| 279 | // to my subnet gateway if no external gateway added to the router |
| 280 | osNodeService.completeNodes().stream() |
| 281 | .filter(osNode -> osNode.type() == COMPUTE) |
| 282 | .forEach(osNode -> { |
| 283 | setInternalRouterRules( |
| 284 | osNode.intBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 285 | updatedSegmendId, |
| 286 | updatedSegmendId, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 287 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 288 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 289 | updatedNetwork.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 290 | install |
| 291 | ); |
| 292 | |
| 293 | routableSubnets.forEach(subnet -> { |
| 294 | setInternalRouterRules( |
| 295 | osNode.intBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 296 | updatedSegmendId, |
| 297 | getSegmentId(subnet), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 298 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 299 | IpPrefix.valueOf(subnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 300 | updatedNetwork.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 301 | install |
| 302 | ); |
| 303 | setInternalRouterRules( |
| 304 | osNode.intBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 305 | getSegmentId(subnet), |
| 306 | updatedSegmendId, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 307 | IpPrefix.valueOf(subnet.getCidr()), |
| 308 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 309 | updatedNetwork.getNetworkType(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 310 | install |
| 311 | ); |
| 312 | }); |
| 313 | }); |
| 314 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 315 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 316 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 317 | routableSubnets.forEach(subnet -> log.debug( |
| 318 | updateStr + "route between subnet:{} and subnet:{}", |
| 319 | subnet.getCidr(), |
| 320 | updatedSubnet.getCidr())); |
| 321 | } |
| 322 | |
| 323 | private Set<Subnet> routableSubnets(Router osRouter, String osSubnetId) { |
| 324 | Set<Subnet> osSubnets = osRouterService.routerInterfaces(osRouter.getId()) |
| 325 | .stream() |
| 326 | .filter(iface -> !Objects.equals(iface.getSubnetId(), osSubnetId)) |
| 327 | .map(iface -> osNetworkService.subnet(iface.getSubnetId())) |
| 328 | .collect(Collectors.toSet()); |
| 329 | return ImmutableSet.copyOf(osSubnets); |
| 330 | } |
| 331 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 332 | private String getSegmentId(Subnet osSubnet) { |
| 333 | return osNetworkService.network(osSubnet.getNetworkId()).getProviderSegID(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 334 | } |
| 335 | |
| 336 | private void setGatewayIcmpRule(IpAddress gatewayIp, DeviceId deviceId, boolean install) { |
| 337 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 338 | .matchEthType(Ethernet.TYPE_IPV4) |
| 339 | .matchIPProtocol(IPv4.PROTOCOL_ICMP) |
| 340 | .matchIPDst(gatewayIp.toIpPrefix()) |
| 341 | .build(); |
| 342 | |
| 343 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 344 | .setOutput(PortNumber.CONTROLLER) |
| 345 | .build(); |
| 346 | |
| 347 | RulePopulatorUtil.setRule( |
| 348 | flowObjectiveService, |
| 349 | appId, |
| 350 | deviceId, |
| 351 | selector, |
| 352 | treatment, |
| 353 | ForwardingObjective.Flag.VERSATILE, |
| 354 | PRIORITY_ICMP_RULE, |
| 355 | install); |
| 356 | } |
| 357 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 358 | private void setInternalRouterRules(DeviceId deviceId, String srcSegmentId, String dstSegmentId, |
| 359 | IpPrefix srcSubnet, IpPrefix dstSubnet, |
| 360 | NetworkType networkType, boolean install) { |
| 361 | TrafficSelector selector; |
| 362 | TrafficTreatment treatment; |
| 363 | switch (networkType) { |
| 364 | case VXLAN: |
| 365 | selector = DefaultTrafficSelector.builder() |
| 366 | .matchEthType(Ethernet.TYPE_IPV4) |
| 367 | .matchTunnelId(Long.parseLong(srcSegmentId)) |
| 368 | .matchIPSrc(srcSubnet) |
| 369 | .matchIPDst(dstSubnet) |
| 370 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 371 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 372 | treatment = DefaultTrafficTreatment.builder() |
| 373 | .setTunnelId(Long.parseLong(dstSegmentId)) |
| 374 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 375 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 376 | RulePopulatorUtil.setRule( |
| 377 | flowObjectiveService, |
| 378 | appId, |
| 379 | deviceId, |
| 380 | selector, |
| 381 | treatment, |
| 382 | ForwardingObjective.Flag.SPECIFIC, |
| 383 | PRIORITY_INTERNAL_ROUTING_RULE, |
| 384 | install); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 385 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 386 | selector = DefaultTrafficSelector.builder() |
| 387 | .matchEthType(Ethernet.TYPE_IPV4) |
| 388 | .matchTunnelId(Long.parseLong(dstSegmentId)) |
| 389 | .matchIPSrc(srcSubnet) |
| 390 | .matchIPDst(dstSubnet) |
| 391 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 392 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 393 | treatment = DefaultTrafficTreatment.builder() |
| 394 | .setTunnelId(Long.parseLong(dstSegmentId)) |
| 395 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 396 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 397 | RulePopulatorUtil.setRule( |
| 398 | flowObjectiveService, |
| 399 | appId, |
| 400 | deviceId, |
| 401 | selector, |
| 402 | treatment, |
| 403 | ForwardingObjective.Flag.SPECIFIC, |
| 404 | PRIORITY_INTERNAL_ROUTING_RULE, |
| 405 | install); |
| 406 | break; |
| 407 | case VLAN: |
| 408 | selector = DefaultTrafficSelector.builder() |
| 409 | .matchEthType(Ethernet.TYPE_IPV4) |
| 410 | .matchVlanId(VlanId.vlanId(srcSegmentId)) |
| 411 | .matchIPSrc(srcSubnet) |
| 412 | .matchIPDst(dstSubnet) |
| 413 | .build(); |
| 414 | |
| 415 | treatment = DefaultTrafficTreatment.builder() |
| 416 | .setVlanId(VlanId.vlanId(dstSegmentId)) |
| 417 | .build(); |
| 418 | |
| 419 | RulePopulatorUtil.setRule( |
| 420 | flowObjectiveService, |
| 421 | appId, |
| 422 | deviceId, |
| 423 | selector, |
| 424 | treatment, |
| 425 | ForwardingObjective.Flag.SPECIFIC, |
| 426 | PRIORITY_INTERNAL_ROUTING_RULE, |
| 427 | install); |
| 428 | |
| 429 | selector = DefaultTrafficSelector.builder() |
| 430 | .matchEthType(Ethernet.TYPE_IPV4) |
| 431 | .matchVlanId(VlanId.vlanId(dstSegmentId)) |
| 432 | .matchIPSrc(srcSubnet) |
| 433 | .matchIPDst(dstSubnet) |
| 434 | .build(); |
| 435 | |
| 436 | treatment = DefaultTrafficTreatment.builder() |
| 437 | .setVlanId(VlanId.vlanId(dstSegmentId)) |
| 438 | .build(); |
| 439 | |
| 440 | RulePopulatorUtil.setRule( |
| 441 | flowObjectiveService, |
| 442 | appId, |
| 443 | deviceId, |
| 444 | selector, |
| 445 | treatment, |
| 446 | ForwardingObjective.Flag.SPECIFIC, |
| 447 | PRIORITY_INTERNAL_ROUTING_RULE, |
| 448 | install); |
| 449 | break; |
| 450 | default: |
| 451 | final String error = String.format( |
| 452 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 453 | networkType.toString()); |
| 454 | throw new IllegalStateException(error); |
| 455 | } |
| 456 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 457 | } |
| 458 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 459 | private void setRulesToGateway(DeviceId deviceId, String segmentId, IpPrefix srcSubnet, |
| 460 | NetworkType networkType, boolean install) { |
| 461 | TrafficTreatment treatment; |
| 462 | GroupId groupId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 463 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 464 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 465 | .matchEthType(Ethernet.TYPE_IPV4) |
| 466 | .matchIPSrc(srcSubnet) |
| 467 | .matchEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 468 | |
| 469 | switch (networkType) { |
| 470 | case VXLAN: |
| 471 | sBuilder.matchTunnelId(Long.parseLong(segmentId)); |
| 472 | |
| 473 | groupId = osNodeService.gatewayGroupId(deviceId, NetworkMode.VXLAN); |
| 474 | break; |
| 475 | case VLAN: |
| 476 | sBuilder.matchVlanId(VlanId.vlanId(segmentId)); |
| 477 | |
| 478 | groupId = osNodeService.gatewayGroupId(deviceId, NetworkMode.VLAN); |
| 479 | break; |
| 480 | default: |
| 481 | final String error = String.format( |
| 482 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 483 | networkType.toString()); |
| 484 | throw new IllegalStateException(error); |
| 485 | } |
| 486 | |
| 487 | treatment = DefaultTrafficTreatment.builder() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 488 | .group(groupId) |
| 489 | .build(); |
| 490 | |
| 491 | RulePopulatorUtil.setRule( |
| 492 | flowObjectiveService, |
| 493 | appId, |
| 494 | deviceId, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 495 | sBuilder.build(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 496 | treatment, |
| 497 | ForwardingObjective.Flag.SPECIFIC, |
| 498 | PRIORITY_EXTERNAL_ROUTING_RULE, |
| 499 | install); |
| 500 | } |
| 501 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 502 | private void setRulesToController(DeviceId deviceId, String segmentId, IpPrefix srcSubnet, |
| 503 | NetworkType networkType, boolean install) { |
| 504 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 505 | .matchEthType(Ethernet.TYPE_IPV4) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 506 | .matchIPSrc(srcSubnet); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 507 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 508 | switch (networkType) { |
| 509 | case VXLAN: |
| 510 | sBuilder.matchTunnelId(Long.parseLong(segmentId)) |
| 511 | .matchEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 512 | break; |
| 513 | case VLAN: |
| 514 | sBuilder.matchVlanId(VlanId.vlanId(segmentId)) |
| 515 | .matchEthDst(MacAddress.valueOf(vlanPortMac(deviceId))); |
| 516 | break; |
| 517 | default: |
| 518 | final String error = String.format( |
| 519 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 520 | networkType.toString()); |
| 521 | throw new IllegalStateException(error); |
| 522 | } |
| 523 | |
| 524 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 525 | .setEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 526 | |
| 527 | if (networkType.equals(NetworkType.VLAN)) { |
| 528 | tBuilder.popVlan(); |
| 529 | } |
| 530 | |
| 531 | tBuilder.setOutput(PortNumber.CONTROLLER); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 532 | |
| 533 | RulePopulatorUtil.setRule( |
| 534 | flowObjectiveService, |
| 535 | appId, |
| 536 | deviceId, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 537 | sBuilder.build(), |
| 538 | tBuilder.build(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 539 | ForwardingObjective.Flag.VERSATILE, |
| 540 | PRIORITY_EXTERNAL_ROUTING_RULE, |
| 541 | install); |
| 542 | } |
| 543 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame^] | 544 | private String vlanPortMac(DeviceId deviceId) { |
| 545 | return deviceService.getPorts(deviceId).stream() |
| 546 | .filter(p -> p.annotations() |
| 547 | .value(PORT_NAME).equals(osNodeService.gatewayNode(deviceId).vlanPort().get()) && p.isEnabled()) |
| 548 | .findFirst().get().annotations().value(PORT_MAC); |
| 549 | } |
| 550 | |
| 551 | private void setRulesToGatewayWithDstIp(DeviceId deviceId, GroupId groupId, String segmentId, |
| 552 | IpAddress dstIp, NetworkMode networkMode, boolean install) { |
| 553 | TrafficSelector selector; |
| 554 | if (networkMode.equals(NetworkMode.VXLAN)) { |
| 555 | selector = DefaultTrafficSelector.builder() |
| 556 | .matchEthType(Ethernet.TYPE_IPV4) |
| 557 | .matchTunnelId(Long.valueOf(segmentId)) |
| 558 | .matchIPDst(dstIp.toIpPrefix()) |
| 559 | .build(); |
| 560 | } else { |
| 561 | selector = DefaultTrafficSelector.builder() |
| 562 | .matchEthType(Ethernet.TYPE_IPV4) |
| 563 | .matchVlanId(VlanId.vlanId(segmentId)) |
| 564 | .matchIPDst(dstIp.toIpPrefix()) |
| 565 | .build(); |
| 566 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 567 | |
| 568 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 569 | .group(groupId) |
| 570 | .build(); |
| 571 | |
| 572 | RulePopulatorUtil.setRule( |
| 573 | flowObjectiveService, |
| 574 | appId, |
| 575 | deviceId, |
| 576 | selector, |
| 577 | treatment, |
| 578 | ForwardingObjective.Flag.SPECIFIC, |
| 579 | PRIORITY_SWITCHING_RULE, |
| 580 | install); |
| 581 | } |
| 582 | |
| 583 | private class InternalRouterEventListener implements OpenstackRouterListener { |
| 584 | |
| 585 | @Override |
| 586 | public boolean isRelevant(OpenstackRouterEvent event) { |
| 587 | // do not allow to proceed without leadership |
| 588 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 589 | return Objects.equals(localNodeId, leader); |
| 590 | } |
| 591 | |
| 592 | // FIXME only one leader in the cluster should process |
| 593 | @Override |
| 594 | public void event(OpenstackRouterEvent event) { |
| 595 | switch (event.type()) { |
| 596 | case OPENSTACK_ROUTER_CREATED: |
| 597 | log.debug("Router(name:{}, ID:{}) is created", |
| 598 | event.subject().getName(), |
| 599 | event.subject().getId()); |
| 600 | eventExecutor.execute(() -> routerUpdated(event.subject())); |
| 601 | break; |
| 602 | case OPENSTACK_ROUTER_UPDATED: |
| 603 | log.debug("Router(name:{}, ID:{}) is updated", |
| 604 | event.subject().getName(), |
| 605 | event.subject().getId()); |
| 606 | eventExecutor.execute(() -> routerUpdated(event.subject())); |
| 607 | break; |
| 608 | case OPENSTACK_ROUTER_REMOVED: |
| 609 | log.debug("Router(name:{}, ID:{}) is removed", |
| 610 | event.subject().getName(), |
| 611 | event.subject().getId()); |
| 612 | break; |
| 613 | case OPENSTACK_ROUTER_INTERFACE_ADDED: |
| 614 | log.debug("Router interface {} added to router {}", |
| 615 | event.routerIface().getPortId(), |
| 616 | event.routerIface().getId()); |
| 617 | eventExecutor.execute(() -> routerIfaceAdded( |
| 618 | event.subject(), |
| 619 | event.routerIface())); |
| 620 | break; |
| 621 | case OPENSTACK_ROUTER_INTERFACE_UPDATED: |
| 622 | log.debug("Router interface {} on {} updated", |
| 623 | event.routerIface().getPortId(), |
| 624 | event.routerIface().getId()); |
| 625 | break; |
| 626 | case OPENSTACK_ROUTER_INTERFACE_REMOVED: |
| 627 | log.debug("Router interface {} removed from router {}", |
| 628 | event.routerIface().getPortId(), |
| 629 | event.routerIface().getId()); |
| 630 | eventExecutor.execute(() -> routerIfaceRemoved( |
| 631 | event.subject(), |
| 632 | event.routerIface())); |
| 633 | break; |
| 634 | case OPENSTACK_ROUTER_GATEWAY_ADDED: |
| 635 | case OPENSTACK_ROUTER_GATEWAY_REMOVED: |
| 636 | case OPENSTACK_FLOATING_IP_CREATED: |
| 637 | case OPENSTACK_FLOATING_IP_UPDATED: |
| 638 | case OPENSTACK_FLOATING_IP_REMOVED: |
| 639 | case OPENSTACK_FLOATING_IP_ASSOCIATED: |
| 640 | case OPENSTACK_FLOATING_IP_DISASSOCIATED: |
| 641 | default: |
| 642 | // do nothing for the other events |
| 643 | break; |
| 644 | } |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | private class InternalNodeEventListener implements OpenstackNodeListener { |
| 649 | |
| 650 | @Override |
| 651 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 652 | // do not allow to proceed without leadership |
| 653 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 654 | return Objects.equals(localNodeId, leader); |
| 655 | } |
| 656 | |
| 657 | @Override |
| 658 | public void event(OpenstackNodeEvent event) { |
| 659 | OpenstackNode osNode = event.subject(); |
| 660 | |
| 661 | switch (event.type()) { |
| 662 | case COMPLETE: |
| 663 | case INCOMPLETE: |
| 664 | eventExecutor.execute(() -> { |
Hyunsun Moon | 0e058f2 | 2017-04-19 17:00:52 +0900 | [diff] [blame] | 665 | log.info("Reconfigure routers for {}", osNode.hostname()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 666 | reconfigureRouters(); |
| 667 | }); |
| 668 | break; |
| 669 | case INIT: |
| 670 | case DEVICE_CREATED: |
| 671 | default: |
| 672 | break; |
| 673 | } |
| 674 | } |
| 675 | |
| 676 | private void reconfigureRouters() { |
| 677 | osRouterService.routers().forEach(osRouter -> { |
| 678 | routerUpdated(osRouter); |
| 679 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 680 | routerIfaceAdded(osRouter, iface); |
| 681 | }); |
| 682 | }); |
| 683 | } |
| 684 | } |
| 685 | } |