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.VlanId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 30 | import org.onosproject.cluster.ClusterService; |
| 31 | import org.onosproject.cluster.LeadershipService; |
| 32 | import org.onosproject.cluster.NodeId; |
| 33 | import org.onosproject.core.ApplicationId; |
| 34 | import org.onosproject.core.CoreService; |
| 35 | import org.onosproject.core.GroupId; |
| 36 | import org.onosproject.net.DeviceId; |
| 37 | import org.onosproject.net.PortNumber; |
| 38 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 39 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 40 | import org.onosproject.net.flow.TrafficSelector; |
| 41 | import org.onosproject.net.flow.TrafficTreatment; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 42 | import org.onosproject.openstacknetworking.api.Constants; |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 43 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 44 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
| 45 | import org.onosproject.openstacknetworking.api.OpenstackRouterEvent; |
| 46 | import org.onosproject.openstacknetworking.api.OpenstackRouterListener; |
| 47 | import org.onosproject.openstacknetworking.api.OpenstackRouterService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 48 | import org.onosproject.openstacknode.api.OpenstackNode; |
| 49 | import org.onosproject.openstacknode.api.OpenstackNode.NetworkMode; |
| 50 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 51 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
| 52 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 53 | import org.openstack4j.model.network.ExternalGateway; |
| 54 | import org.openstack4j.model.network.Network; |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 55 | import org.openstack4j.model.network.NetworkType; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 56 | import org.openstack4j.model.network.Router; |
| 57 | import org.openstack4j.model.network.RouterInterface; |
| 58 | import org.openstack4j.model.network.Subnet; |
| 59 | import org.slf4j.Logger; |
| 60 | import org.slf4j.LoggerFactory; |
| 61 | |
| 62 | import java.util.Objects; |
| 63 | import java.util.Set; |
| 64 | import java.util.concurrent.ExecutorService; |
| 65 | import java.util.stream.Collectors; |
| 66 | |
| 67 | import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor; |
| 68 | import static org.onlab.util.Tools.groupedThreads; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 69 | import static org.onosproject.openstacknetworking.api.Constants.*; |
| 70 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
| 71 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.GATEWAY; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 72 | |
| 73 | /** |
| 74 | * Handles OpenStack router events. |
| 75 | */ |
| 76 | @Component(immediate = true) |
| 77 | public class OpenstackRoutingHandler { |
| 78 | |
| 79 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 80 | |
| 81 | private static final String MSG_ENABLED = "Enabled "; |
| 82 | private static final String MSG_DISABLED = "Disabled "; |
| 83 | 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] | 84 | private static final String ERR_UNSUPPORTED_NET_TYPE = "Unsupported network type"; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 85 | |
| 86 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 87 | protected CoreService coreService; |
| 88 | |
| 89 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 90 | protected LeadershipService leadershipService; |
| 91 | |
| 92 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 93 | protected ClusterService clusterService; |
| 94 | |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 96 | protected OpenstackNodeService osNodeService; |
| 97 | |
| 98 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 99 | protected OpenstackNetworkService osNetworkService; |
| 100 | |
| 101 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 102 | protected OpenstackRouterService osRouterService; |
| 103 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 104 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 105 | protected OpenstackFlowRuleService osFlowRuleService; |
| 106 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 107 | private final ExecutorService eventExecutor = newSingleThreadScheduledExecutor( |
| 108 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| 109 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
| 110 | private final OpenstackRouterListener osRouterListener = new InternalRouterEventListener(); |
| 111 | |
| 112 | private ApplicationId appId; |
| 113 | private NodeId localNodeId; |
| 114 | |
| 115 | @Activate |
| 116 | protected void activate() { |
| 117 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 118 | localNodeId = clusterService.getLocalNode().id(); |
| 119 | leadershipService.runForLeadership(appId.name()); |
| 120 | osNodeService.addListener(osNodeListener); |
| 121 | osRouterService.addListener(osRouterListener); |
| 122 | |
| 123 | log.info("Started"); |
| 124 | } |
| 125 | |
| 126 | @Deactivate |
| 127 | protected void deactivate() { |
| 128 | osRouterService.removeListener(osRouterListener); |
| 129 | osNodeService.removeListener(osNodeListener); |
| 130 | leadershipService.withdraw(appId.name()); |
| 131 | eventExecutor.shutdown(); |
| 132 | |
| 133 | log.info("Stopped"); |
| 134 | } |
| 135 | |
| 136 | private void routerUpdated(Router osRouter) { |
| 137 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 138 | if (exGateway == null) { |
| 139 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 140 | setSourceNat(iface, false); |
| 141 | }); |
| 142 | } else { |
| 143 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 144 | setSourceNat(iface, exGateway.isEnableSnat()); |
| 145 | }); |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | private void routerIfaceAdded(Router osRouter, RouterInterface osRouterIface) { |
| 150 | Subnet osSubnet = osNetworkService.subnet(osRouterIface.getSubnetId()); |
| 151 | if (osSubnet == null) { |
| 152 | final String error = String.format( |
| 153 | ERR_SET_FLOWS + "subnet %s does not exist", |
| 154 | osRouterIface.getId(), |
| 155 | osRouterIface.getSubnetId()); |
| 156 | throw new IllegalStateException(error); |
| 157 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 158 | setInternalRoutes(osRouter, osSubnet, true); |
| 159 | setGatewayIcmp(osSubnet, true); |
| 160 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 161 | if (exGateway != null && exGateway.isEnableSnat()) { |
| 162 | setSourceNat(osRouterIface, true); |
| 163 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 164 | log.info("Connected subnet({}) to {}", osSubnet.getCidr(), osRouter.getName()); |
| 165 | } |
| 166 | |
| 167 | private void routerIfaceRemoved(Router osRouter, RouterInterface osRouterIface) { |
| 168 | Subnet osSubnet = osNetworkService.subnet(osRouterIface.getSubnetId()); |
| 169 | if (osSubnet == null) { |
| 170 | final String error = String.format( |
| 171 | ERR_SET_FLOWS + "subnet %s does not exist", |
| 172 | osRouterIface.getId(), |
| 173 | osRouterIface.getSubnetId()); |
| 174 | throw new IllegalStateException(error); |
| 175 | } |
| 176 | |
| 177 | setInternalRoutes(osRouter, osSubnet, false); |
| 178 | setGatewayIcmp(osSubnet, false); |
| 179 | ExternalGateway exGateway = osRouter.getExternalGatewayInfo(); |
| 180 | if (exGateway != null && exGateway.isEnableSnat()) { |
| 181 | setSourceNat(osRouterIface, false); |
| 182 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 183 | log.info("Disconnected subnet({}) from {}", osSubnet.getCidr(), osRouter.getName()); |
| 184 | } |
| 185 | |
| 186 | private void setSourceNat(RouterInterface routerIface, boolean install) { |
| 187 | Subnet osSubnet = osNetworkService.subnet(routerIface.getSubnetId()); |
| 188 | Network osNet = osNetworkService.network(osSubnet.getNetworkId()); |
| 189 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 190 | osNodeService.completeNodes(COMPUTE).forEach(cNode -> { |
| 191 | setRulesToGateway(cNode, osNet.getProviderSegID(), |
| 192 | IpPrefix.valueOf(osSubnet.getCidr()), osNet.getNetworkType(), |
| 193 | install); |
| 194 | }); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 195 | |
| 196 | // take the first outgoing packet to controller for source NAT |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 197 | osNodeService.completeNodes(GATEWAY).forEach(gNode -> { |
| 198 | setRulesToController( |
| 199 | gNode, |
| 200 | osNet.getProviderSegID(), |
| 201 | IpPrefix.valueOf(osSubnet.getCidr()), |
| 202 | osNet.getNetworkType(), |
| 203 | install); |
| 204 | }); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 205 | |
| 206 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 207 | log.info(updateStr + "external access for subnet({})", osSubnet.getCidr()); |
| 208 | } |
| 209 | |
| 210 | private void setGatewayIcmp(Subnet osSubnet, boolean install) { |
| 211 | if (Strings.isNullOrEmpty(osSubnet.getGateway())) { |
| 212 | // do nothing if no gateway is set |
| 213 | return; |
| 214 | } |
| 215 | |
| 216 | // take ICMP request to a subnet gateway through gateway node group |
| 217 | Network network = osNetworkService.network(osSubnet.getNetworkId()); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 218 | switch (network.getNetworkType()) { |
| 219 | case VXLAN: |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 220 | osNodeService.completeNodes(COMPUTE).stream() |
| 221 | .filter(cNode -> cNode.dataIp() != null) |
| 222 | .forEach(cNode -> setRulesToGatewayWithDstIp( |
| 223 | cNode, |
| 224 | cNode.gatewayGroupId(NetworkMode.VXLAN), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 225 | network.getProviderSegID(), |
| 226 | IpAddress.valueOf(osSubnet.getGateway()), |
| 227 | NetworkMode.VXLAN, |
| 228 | install)); |
| 229 | break; |
| 230 | case VLAN: |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 231 | osNodeService.completeNodes(COMPUTE).stream() |
| 232 | .filter(cNode -> cNode.vlanPortNum() != null) |
| 233 | .forEach(cNode -> setRulesToGatewayWithDstIp( |
| 234 | cNode, |
| 235 | cNode.gatewayGroupId(NetworkMode.VLAN), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 236 | network.getProviderSegID(), |
| 237 | IpAddress.valueOf(osSubnet.getGateway()), |
| 238 | NetworkMode.VLAN, |
| 239 | install)); |
| 240 | break; |
| 241 | default: |
| 242 | final String error = String.format( |
| 243 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 244 | network.getNetworkType().toString()); |
| 245 | throw new IllegalStateException(error); |
| 246 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 247 | |
| 248 | IpAddress gatewayIp = IpAddress.valueOf(osSubnet.getGateway()); |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 249 | osNodeService.completeNodes(GATEWAY).forEach(gNode -> { |
| 250 | setGatewayIcmpRule( |
| 251 | gatewayIp, |
| 252 | gNode.intgBridge(), |
| 253 | install |
| 254 | ); |
| 255 | }); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 256 | |
| 257 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 258 | log.debug(updateStr + "ICMP to {}", osSubnet.getGateway()); |
| 259 | } |
| 260 | |
| 261 | private void setInternalRoutes(Router osRouter, Subnet updatedSubnet, boolean install) { |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 262 | Network updatedNetwork = osNetworkService.network(updatedSubnet.getNetworkId()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 263 | Set<Subnet> routableSubnets = routableSubnets(osRouter, updatedSubnet.getId()); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 264 | String updatedSegmendId = getSegmentId(updatedSubnet); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 265 | |
| 266 | // installs rule from/to my subnet intentionally to fix ICMP failure |
| 267 | // to my subnet gateway if no external gateway added to the router |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 268 | osNodeService.completeNodes(COMPUTE).forEach(cNode -> { |
| 269 | setInternalRouterRules( |
| 270 | cNode.intgBridge(), |
| 271 | updatedSegmendId, |
| 272 | updatedSegmendId, |
| 273 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 274 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 275 | updatedNetwork.getNetworkType(), |
| 276 | install |
| 277 | ); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 278 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 279 | routableSubnets.forEach(subnet -> { |
| 280 | setInternalRouterRules( |
| 281 | cNode.intgBridge(), |
| 282 | updatedSegmendId, |
| 283 | getSegmentId(subnet), |
| 284 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 285 | IpPrefix.valueOf(subnet.getCidr()), |
| 286 | updatedNetwork.getNetworkType(), |
| 287 | install |
| 288 | ); |
| 289 | setInternalRouterRules( |
| 290 | cNode.intgBridge(), |
| 291 | getSegmentId(subnet), |
| 292 | updatedSegmendId, |
| 293 | IpPrefix.valueOf(subnet.getCidr()), |
| 294 | IpPrefix.valueOf(updatedSubnet.getCidr()), |
| 295 | updatedNetwork.getNetworkType(), |
| 296 | install |
| 297 | ); |
| 298 | }); |
| 299 | }); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 300 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 301 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 302 | final String updateStr = install ? MSG_ENABLED : MSG_DISABLED; |
| 303 | routableSubnets.forEach(subnet -> log.debug( |
| 304 | updateStr + "route between subnet:{} and subnet:{}", |
| 305 | subnet.getCidr(), |
| 306 | updatedSubnet.getCidr())); |
| 307 | } |
| 308 | |
| 309 | private Set<Subnet> routableSubnets(Router osRouter, String osSubnetId) { |
| 310 | Set<Subnet> osSubnets = osRouterService.routerInterfaces(osRouter.getId()) |
| 311 | .stream() |
| 312 | .filter(iface -> !Objects.equals(iface.getSubnetId(), osSubnetId)) |
| 313 | .map(iface -> osNetworkService.subnet(iface.getSubnetId())) |
| 314 | .collect(Collectors.toSet()); |
| 315 | return ImmutableSet.copyOf(osSubnets); |
| 316 | } |
| 317 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 318 | private String getSegmentId(Subnet osSubnet) { |
| 319 | return osNetworkService.network(osSubnet.getNetworkId()).getProviderSegID(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | private void setGatewayIcmpRule(IpAddress gatewayIp, DeviceId deviceId, boolean install) { |
| 323 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 324 | .matchEthType(Ethernet.TYPE_IPV4) |
| 325 | .matchIPProtocol(IPv4.PROTOCOL_ICMP) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 326 | .matchIPDst(gatewayIp.getIp4Address().toIpPrefix()) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 327 | .build(); |
| 328 | |
| 329 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 330 | .setOutput(PortNumber.CONTROLLER) |
| 331 | .build(); |
| 332 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 333 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 334 | appId, |
| 335 | deviceId, |
| 336 | selector, |
| 337 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 338 | PRIORITY_ICMP_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 339 | Constants.GW_COMMON_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 340 | install); |
| 341 | } |
| 342 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 343 | private void setInternalRouterRules(DeviceId deviceId, String srcSegmentId, String dstSegmentId, |
| 344 | IpPrefix srcSubnet, IpPrefix dstSubnet, |
| 345 | NetworkType networkType, boolean install) { |
| 346 | TrafficSelector selector; |
| 347 | TrafficTreatment treatment; |
| 348 | switch (networkType) { |
| 349 | case VXLAN: |
| 350 | selector = DefaultTrafficSelector.builder() |
| 351 | .matchEthType(Ethernet.TYPE_IPV4) |
| 352 | .matchTunnelId(Long.parseLong(srcSegmentId)) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 353 | .matchIPSrc(srcSubnet.getIp4Prefix()) |
| 354 | .matchIPDst(dstSubnet.getIp4Prefix()) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 355 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 356 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 357 | treatment = DefaultTrafficTreatment.builder() |
| 358 | .setTunnelId(Long.parseLong(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 359 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 360 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 361 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 362 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 363 | appId, |
| 364 | deviceId, |
| 365 | selector, |
| 366 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 367 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 368 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 369 | install); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 370 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 371 | selector = DefaultTrafficSelector.builder() |
| 372 | .matchEthType(Ethernet.TYPE_IPV4) |
| 373 | .matchTunnelId(Long.parseLong(dstSegmentId)) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 374 | .matchIPSrc(srcSubnet.getIp4Prefix()) |
| 375 | .matchIPDst(dstSubnet.getIp4Prefix()) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 376 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 377 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 378 | treatment = DefaultTrafficTreatment.builder() |
| 379 | .setTunnelId(Long.parseLong(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 380 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 381 | .build(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 382 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 383 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 384 | appId, |
| 385 | deviceId, |
| 386 | selector, |
| 387 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 388 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 389 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 390 | install); |
| 391 | break; |
| 392 | case VLAN: |
| 393 | selector = DefaultTrafficSelector.builder() |
| 394 | .matchEthType(Ethernet.TYPE_IPV4) |
| 395 | .matchVlanId(VlanId.vlanId(srcSegmentId)) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 396 | .matchIPSrc(srcSubnet.getIp4Prefix()) |
| 397 | .matchIPDst(dstSubnet.getIp4Prefix()) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 398 | .build(); |
| 399 | |
| 400 | treatment = DefaultTrafficTreatment.builder() |
| 401 | .setVlanId(VlanId.vlanId(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 402 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 403 | .build(); |
| 404 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 405 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 406 | appId, |
| 407 | deviceId, |
| 408 | selector, |
| 409 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 410 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 411 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 412 | install); |
| 413 | |
| 414 | selector = DefaultTrafficSelector.builder() |
| 415 | .matchEthType(Ethernet.TYPE_IPV4) |
| 416 | .matchVlanId(VlanId.vlanId(dstSegmentId)) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 417 | .matchIPSrc(srcSubnet.getIp4Prefix()) |
| 418 | .matchIPDst(dstSubnet.getIp4Prefix()) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 419 | .build(); |
| 420 | |
| 421 | treatment = DefaultTrafficTreatment.builder() |
| 422 | .setVlanId(VlanId.vlanId(dstSegmentId)) |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 423 | .transition(FORWARDING_TABLE) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 424 | .build(); |
| 425 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 426 | osFlowRuleService.setRule( |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 427 | appId, |
| 428 | deviceId, |
| 429 | selector, |
| 430 | treatment, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 431 | PRIORITY_INTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 432 | ROUTING_TABLE, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 433 | install); |
| 434 | break; |
| 435 | default: |
| 436 | final String error = String.format( |
| 437 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 438 | networkType.toString()); |
| 439 | throw new IllegalStateException(error); |
| 440 | } |
| 441 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 442 | } |
| 443 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 444 | private void setRulesToGateway(OpenstackNode osNode, String segmentId, IpPrefix srcSubnet, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 445 | NetworkType networkType, boolean install) { |
| 446 | TrafficTreatment treatment; |
| 447 | GroupId groupId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 448 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 449 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 450 | .matchEthType(Ethernet.TYPE_IPV4) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 451 | .matchIPSrc(srcSubnet.getIp4Prefix()) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 452 | .matchEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 453 | |
| 454 | switch (networkType) { |
| 455 | case VXLAN: |
| 456 | sBuilder.matchTunnelId(Long.parseLong(segmentId)); |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 457 | groupId = osNode.gatewayGroupId(NetworkMode.VXLAN); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 458 | break; |
| 459 | case VLAN: |
| 460 | sBuilder.matchVlanId(VlanId.vlanId(segmentId)); |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 461 | groupId = osNode.gatewayGroupId(NetworkMode.VLAN); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 462 | break; |
| 463 | default: |
| 464 | final String error = String.format( |
| 465 | ERR_UNSUPPORTED_NET_TYPE + "%s", |
| 466 | networkType.toString()); |
| 467 | throw new IllegalStateException(error); |
| 468 | } |
| 469 | |
| 470 | treatment = DefaultTrafficTreatment.builder() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 471 | .group(groupId) |
| 472 | .build(); |
| 473 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 474 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 475 | appId, |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 476 | osNode.intgBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 477 | sBuilder.build(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 478 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 479 | PRIORITY_EXTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 480 | ROUTING_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 481 | install); |
| 482 | } |
| 483 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 484 | private void setRulesToController(OpenstackNode osNode, String segmentId, |
| 485 | IpPrefix srcSubnet, |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 486 | NetworkType networkType, boolean install) { |
| 487 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 488 | .matchEthType(Ethernet.TYPE_IPV4) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 489 | .matchIPSrc(srcSubnet.getIp4Prefix()); |
| 490 | |
| 491 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 492 | .setEthDst(Constants.DEFAULT_GATEWAY_MAC) |
| 493 | .setOutput(PortNumber.CONTROLLER); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 494 | |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 495 | switch (networkType) { |
| 496 | case VXLAN: |
| 497 | sBuilder.matchTunnelId(Long.parseLong(segmentId)) |
| 498 | .matchEthDst(Constants.DEFAULT_GATEWAY_MAC); |
| 499 | break; |
| 500 | case VLAN: |
| 501 | sBuilder.matchVlanId(VlanId.vlanId(segmentId)) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 502 | .matchEthDst(osNode.vlanPortMac()); |
| 503 | tBuilder.popVlan(); |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 504 | break; |
| 505 | default: |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 506 | final String error = String.format(ERR_UNSUPPORTED_NET_TYPE + "%s", |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 507 | networkType.toString()); |
| 508 | throw new IllegalStateException(error); |
| 509 | } |
| 510 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 511 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 512 | appId, |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 513 | osNode.intgBridge(), |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 514 | sBuilder.build(), |
| 515 | tBuilder.build(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 516 | PRIORITY_EXTERNAL_ROUTING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 517 | Constants.GW_COMMON_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 518 | install); |
| 519 | } |
| 520 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 521 | private void setRulesToGatewayWithDstIp(OpenstackNode osNode, GroupId groupId, |
| 522 | String segmentId, IpAddress dstIp, |
| 523 | NetworkMode networkMode, boolean install) { |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 524 | TrafficSelector selector; |
| 525 | if (networkMode.equals(NetworkMode.VXLAN)) { |
| 526 | selector = DefaultTrafficSelector.builder() |
| 527 | .matchEthType(Ethernet.TYPE_IPV4) |
| 528 | .matchTunnelId(Long.valueOf(segmentId)) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 529 | .matchIPDst(dstIp.getIp4Address().toIpPrefix()) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 530 | .build(); |
| 531 | } else { |
| 532 | selector = DefaultTrafficSelector.builder() |
| 533 | .matchEthType(Ethernet.TYPE_IPV4) |
| 534 | .matchVlanId(VlanId.vlanId(segmentId)) |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 535 | .matchIPDst(dstIp.getIp4Address().toIpPrefix()) |
daniel park | ee8700b | 2017-05-11 15:50:03 +0900 | [diff] [blame] | 536 | .build(); |
| 537 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 538 | |
| 539 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 540 | .group(groupId) |
| 541 | .build(); |
| 542 | |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 543 | osFlowRuleService.setRule( |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 544 | appId, |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 545 | osNode.intgBridge(), |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 546 | selector, |
| 547 | treatment, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 548 | PRIORITY_SWITCHING_RULE, |
sangho | dc37537 | 2017-06-08 10:41:30 +0900 | [diff] [blame] | 549 | ROUTING_TABLE, |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 550 | install); |
| 551 | } |
| 552 | |
| 553 | private class InternalRouterEventListener implements OpenstackRouterListener { |
| 554 | |
| 555 | @Override |
| 556 | public boolean isRelevant(OpenstackRouterEvent event) { |
| 557 | // do not allow to proceed without leadership |
| 558 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 559 | return Objects.equals(localNodeId, leader); |
| 560 | } |
| 561 | |
| 562 | // FIXME only one leader in the cluster should process |
| 563 | @Override |
| 564 | public void event(OpenstackRouterEvent event) { |
| 565 | switch (event.type()) { |
| 566 | case OPENSTACK_ROUTER_CREATED: |
| 567 | log.debug("Router(name:{}, ID:{}) is created", |
| 568 | event.subject().getName(), |
| 569 | event.subject().getId()); |
| 570 | eventExecutor.execute(() -> routerUpdated(event.subject())); |
| 571 | break; |
| 572 | case OPENSTACK_ROUTER_UPDATED: |
| 573 | log.debug("Router(name:{}, ID:{}) is updated", |
| 574 | event.subject().getName(), |
| 575 | event.subject().getId()); |
| 576 | eventExecutor.execute(() -> routerUpdated(event.subject())); |
| 577 | break; |
| 578 | case OPENSTACK_ROUTER_REMOVED: |
| 579 | log.debug("Router(name:{}, ID:{}) is removed", |
| 580 | event.subject().getName(), |
| 581 | event.subject().getId()); |
| 582 | break; |
| 583 | case OPENSTACK_ROUTER_INTERFACE_ADDED: |
| 584 | log.debug("Router interface {} added to router {}", |
| 585 | event.routerIface().getPortId(), |
| 586 | event.routerIface().getId()); |
| 587 | eventExecutor.execute(() -> routerIfaceAdded( |
| 588 | event.subject(), |
| 589 | event.routerIface())); |
| 590 | break; |
| 591 | case OPENSTACK_ROUTER_INTERFACE_UPDATED: |
| 592 | log.debug("Router interface {} on {} updated", |
| 593 | event.routerIface().getPortId(), |
| 594 | event.routerIface().getId()); |
| 595 | break; |
| 596 | case OPENSTACK_ROUTER_INTERFACE_REMOVED: |
| 597 | log.debug("Router interface {} removed from router {}", |
| 598 | event.routerIface().getPortId(), |
| 599 | event.routerIface().getId()); |
| 600 | eventExecutor.execute(() -> routerIfaceRemoved( |
| 601 | event.subject(), |
| 602 | event.routerIface())); |
| 603 | break; |
| 604 | case OPENSTACK_ROUTER_GATEWAY_ADDED: |
| 605 | case OPENSTACK_ROUTER_GATEWAY_REMOVED: |
| 606 | case OPENSTACK_FLOATING_IP_CREATED: |
| 607 | case OPENSTACK_FLOATING_IP_UPDATED: |
| 608 | case OPENSTACK_FLOATING_IP_REMOVED: |
| 609 | case OPENSTACK_FLOATING_IP_ASSOCIATED: |
| 610 | case OPENSTACK_FLOATING_IP_DISASSOCIATED: |
| 611 | default: |
| 612 | // do nothing for the other events |
| 613 | break; |
| 614 | } |
| 615 | } |
| 616 | } |
| 617 | |
| 618 | private class InternalNodeEventListener implements OpenstackNodeListener { |
| 619 | |
| 620 | @Override |
| 621 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 622 | // do not allow to proceed without leadership |
| 623 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 624 | return Objects.equals(localNodeId, leader); |
| 625 | } |
| 626 | |
| 627 | @Override |
| 628 | public void event(OpenstackNodeEvent event) { |
| 629 | OpenstackNode osNode = event.subject(); |
| 630 | |
| 631 | switch (event.type()) { |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 632 | case OPENSTACK_NODE_COMPLETE: |
| 633 | case OPENSTACK_NODE_INCOMPLETE: |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 634 | eventExecutor.execute(() -> { |
Hyunsun Moon | 0e058f2 | 2017-04-19 17:00:52 +0900 | [diff] [blame] | 635 | log.info("Reconfigure routers for {}", osNode.hostname()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 636 | reconfigureRouters(); |
| 637 | }); |
| 638 | break; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame^] | 639 | case OPENSTACK_NODE_CREATED: |
| 640 | case OPENSTACK_NODE_UPDATED: |
| 641 | case OPENSTACK_NODE_REMOVED: |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 642 | default: |
| 643 | break; |
| 644 | } |
| 645 | } |
| 646 | |
| 647 | private void reconfigureRouters() { |
| 648 | osRouterService.routers().forEach(osRouter -> { |
| 649 | routerUpdated(osRouter); |
| 650 | osRouterService.routerInterfaces(osRouter.getId()).forEach(iface -> { |
| 651 | routerIfaceAdded(osRouter, iface); |
| 652 | }); |
| 653 | }); |
| 654 | } |
| 655 | } |
| 656 | } |