Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2021-present Open Networking Foundation |
| 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.kubevirtnetworking.impl; |
| 17 | |
| 18 | import org.onlab.packet.ARP; |
| 19 | import org.onlab.packet.EthType; |
| 20 | import org.onlab.packet.Ethernet; |
| 21 | import org.onlab.packet.IpPrefix; |
| 22 | import org.onlab.packet.MacAddress; |
| 23 | import org.onosproject.cluster.ClusterService; |
| 24 | import org.onosproject.cluster.LeadershipService; |
| 25 | import org.onosproject.cluster.NodeId; |
| 26 | import org.onosproject.core.ApplicationId; |
| 27 | import org.onosproject.core.CoreService; |
| 28 | import org.onosproject.kubevirtnetworking.api.KubevirtFloatingIp; |
| 29 | import org.onosproject.kubevirtnetworking.api.KubevirtFlowRuleService; |
| 30 | import org.onosproject.kubevirtnetworking.api.KubevirtNetwork; |
| 31 | import org.onosproject.kubevirtnetworking.api.KubevirtNetworkService; |
| 32 | import org.onosproject.kubevirtnetworking.api.KubevirtPort; |
| 33 | import org.onosproject.kubevirtnetworking.api.KubevirtPortService; |
| 34 | import org.onosproject.kubevirtnetworking.api.KubevirtRouter; |
| 35 | import org.onosproject.kubevirtnetworking.api.KubevirtRouterEvent; |
| 36 | import org.onosproject.kubevirtnetworking.api.KubevirtRouterListener; |
| 37 | import org.onosproject.kubevirtnetworking.api.KubevirtRouterService; |
| 38 | import org.onosproject.kubevirtnetworking.util.RulePopulatorUtil; |
| 39 | import org.onosproject.kubevirtnode.api.KubevirtNode; |
| 40 | import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
| 41 | import org.onosproject.net.Device; |
| 42 | import org.onosproject.net.PortNumber; |
| 43 | import org.onosproject.net.device.DeviceAdminService; |
| 44 | import org.onosproject.net.driver.DriverService; |
| 45 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 46 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 47 | import org.onosproject.net.flow.TrafficSelector; |
| 48 | import org.onosproject.net.flow.TrafficTreatment; |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 49 | import org.onosproject.net.packet.DefaultOutboundPacket; |
| 50 | import org.onosproject.net.packet.PacketService; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 51 | import org.osgi.service.component.annotations.Activate; |
| 52 | import org.osgi.service.component.annotations.Component; |
| 53 | import org.osgi.service.component.annotations.Deactivate; |
| 54 | import org.osgi.service.component.annotations.Reference; |
| 55 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 56 | import org.slf4j.Logger; |
| 57 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 58 | import java.nio.ByteBuffer; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 59 | import java.util.Objects; |
| 60 | import java.util.concurrent.ExecutorService; |
| 61 | |
| 62 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 63 | import static org.onlab.util.Tools.groupedThreads; |
| 64 | import static org.onosproject.kubevirtnetworking.api.Constants.FORWARDING_TABLE; |
| 65 | import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
| 66 | import static org.onosproject.kubevirtnetworking.api.Constants.PRE_FLAT_TABLE; |
| 67 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
| 68 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FLOATING_IP_RULE; |
| 69 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FORWARDING_RULE; |
| 70 | import static org.onosproject.kubevirtnetworking.api.Constants.TUNNEL_DEFAULT_TABLE; |
| 71 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GENEVE; |
| 72 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GRE; |
| 73 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.VXLAN; |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 74 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.buildGarpPacket; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 75 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.externalPatchPortNum; |
| 76 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.gatewayNodeForSpecifiedRouter; |
| 77 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.getRouterMacAddress; |
| 78 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.tunnelPort; |
| 79 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildExtension; |
| 80 | import static org.slf4j.LoggerFactory.getLogger; |
| 81 | |
| 82 | /** |
| 83 | * Handles kubevirt floating ip. |
| 84 | */ |
| 85 | @Component(immediate = true) |
| 86 | public class KubevirtFloatingIpHandler { |
| 87 | protected final Logger log = getLogger(getClass()); |
| 88 | |
| 89 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 90 | protected CoreService coreService; |
| 91 | |
| 92 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 93 | protected ClusterService clusterService; |
| 94 | |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 96 | protected LeadershipService leadershipService; |
| 97 | |
| 98 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 99 | protected DeviceAdminService deviceService; |
| 100 | |
| 101 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 102 | protected PacketService packetService; |
| 103 | |
| 104 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 105 | protected KubevirtPortService kubevirtPortService; |
| 106 | |
| 107 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 108 | protected KubevirtNodeService kubevirtNodeService; |
| 109 | |
| 110 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 111 | protected KubevirtNetworkService kubevirtNetworkService; |
| 112 | |
| 113 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 114 | protected KubevirtFlowRuleService flowService; |
| 115 | |
| 116 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 117 | protected DriverService driverService; |
| 118 | |
| 119 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 120 | protected KubevirtRouterService kubevirtRouterService; |
| 121 | |
| 122 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 123 | groupedThreads(this.getClass().getSimpleName(), "event-handler")); |
| 124 | |
| 125 | private ApplicationId appId; |
| 126 | private NodeId localNodeId; |
| 127 | |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 128 | private final InternalRouterEventListener kubevirtRouterListener = |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 129 | new InternalRouterEventListener(); |
| 130 | |
| 131 | @Activate |
| 132 | protected void activate() { |
| 133 | appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
| 134 | localNodeId = clusterService.getLocalNode().id(); |
| 135 | leadershipService.runForLeadership(appId.name()); |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 136 | kubevirtRouterService.addListener(kubevirtRouterListener); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 137 | |
| 138 | log.info("Started"); |
| 139 | } |
| 140 | |
| 141 | @Deactivate |
| 142 | protected void deactivate() { |
| 143 | leadershipService.withdraw(appId.name()); |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 144 | kubevirtRouterService.removeListener(kubevirtRouterListener); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 145 | |
| 146 | eventExecutor.shutdown(); |
| 147 | |
| 148 | log.info("Stopped"); |
| 149 | } |
| 150 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 151 | private void setFloatingIpRulesForFip(KubevirtRouter router, |
| 152 | KubevirtFloatingIp floatingIp, |
| 153 | KubevirtNode electedGw, |
| 154 | boolean install) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 155 | |
| 156 | KubevirtPort kubevirtPort = getKubevirtPort(floatingIp); |
| 157 | if (kubevirtPort == null) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 158 | return; |
| 159 | } |
| 160 | |
| 161 | KubevirtNetwork kubevirtNetwork = kubevirtNetworkService.network(kubevirtPort.networkId()); |
| 162 | if (kubevirtNetwork.type() == VXLAN || kubevirtNetwork.type() == GENEVE || kubevirtNetwork.type() == GRE) { |
| 163 | setFloatingIpDownstreamRulesToGatewayTunBridge(router, floatingIp, kubevirtNetwork, kubevirtPort, install); |
| 164 | } |
| 165 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 166 | setFloatingIpArpResponseRules(router, floatingIp, kubevirtPort, electedGw, install); |
| 167 | setFloatingIpUpstreamRules(router, floatingIp, kubevirtPort, electedGw, install); |
| 168 | setFloatingIpDownstreamRules(router, floatingIp, kubevirtPort, electedGw, install); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 169 | } |
| 170 | |
| 171 | private void setFloatingIpArpResponseRules(KubevirtRouter router, |
| 172 | KubevirtFloatingIp floatingIp, |
| 173 | KubevirtPort port, |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 174 | KubevirtNode electedGw, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 175 | boolean install) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 176 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 177 | .matchInPort(externalPatchPortNum(deviceService, electedGw)) |
| 178 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 179 | .matchArpOp(ARP.OP_REQUEST) |
| 180 | .matchArpTpa(floatingIp.floatingIp().getIp4Address()) |
| 181 | .build(); |
| 182 | |
| 183 | Device device = deviceService.getDevice(electedGw.intgBridge()); |
| 184 | |
| 185 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 186 | .extension(RulePopulatorUtil.buildMoveEthSrcToDstExtension(device), device.id()) |
| 187 | .extension(RulePopulatorUtil.buildMoveArpShaToThaExtension(device), device.id()) |
| 188 | .extension(RulePopulatorUtil.buildMoveArpSpaToTpaExtension(device), device.id()) |
| 189 | .setArpOp(ARP.OP_REPLY) |
| 190 | .setEthSrc(port.macAddress()) |
| 191 | .setArpSha(port.macAddress()) |
| 192 | .setArpSpa(floatingIp.floatingIp().getIp4Address()) |
| 193 | .setOutput(PortNumber.IN_PORT) |
| 194 | .build(); |
| 195 | |
| 196 | flowService.setRule( |
| 197 | appId, |
| 198 | electedGw.intgBridge(), |
| 199 | selector, |
| 200 | treatment, |
| 201 | PRIORITY_ARP_GATEWAY_RULE, |
| 202 | PRE_FLAT_TABLE, |
| 203 | install); |
| 204 | } |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 205 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 206 | private KubevirtPort getKubevirtPort(KubevirtFloatingIp floatingIp) { |
| 207 | |
| 208 | return kubevirtPortService.ports().stream() |
| 209 | .filter(port -> port.ipAddress().equals(floatingIp.fixedIp())) |
| 210 | .findAny().orElse(null); |
| 211 | } |
| 212 | |
| 213 | private void setFloatingIpUpstreamRules(KubevirtRouter router, |
| 214 | KubevirtFloatingIp floatingIp, |
| 215 | KubevirtPort port, |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 216 | KubevirtNode electedGw, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 217 | boolean install) { |
| 218 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 219 | MacAddress peerMacAddress = router.peerRouter().macAddress(); |
| 220 | |
| 221 | if (peerMacAddress == null) { |
| 222 | log.warn("Failed to install floating Ip rules for floating ip {} and router {}" + |
| 223 | "because there's no peer router mac address", floatingIp.floatingIp(), |
| 224 | router.name()); |
| 225 | return; |
| 226 | } |
| 227 | |
| 228 | MacAddress routerMacAddress = getRouterMacAddress(router); |
| 229 | |
| 230 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 231 | .matchEthType(Ethernet.TYPE_IPV4) |
| 232 | .matchEthSrc(port.macAddress()) |
| 233 | .matchEthDst(routerMacAddress) |
| 234 | .matchIPSrc(IpPrefix.valueOf(floatingIp.fixedIp(), 32)) |
| 235 | .build(); |
| 236 | |
| 237 | |
| 238 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 239 | .setEthDst(peerMacAddress) |
| 240 | .setEthSrc(port.macAddress()) |
| 241 | .setIpSrc(floatingIp.floatingIp()) |
| 242 | .setOutput(externalPatchPortNum(deviceService, electedGw)) |
| 243 | .build(); |
| 244 | |
| 245 | flowService.setRule( |
| 246 | appId, |
| 247 | electedGw.intgBridge(), |
| 248 | selector, |
| 249 | treatment, |
| 250 | PRIORITY_FLOATING_IP_RULE, |
| 251 | PRE_FLAT_TABLE, |
| 252 | install); |
| 253 | } |
| 254 | |
| 255 | private void setFloatingIpDownstreamRules(KubevirtRouter router, |
| 256 | KubevirtFloatingIp floatingIp, |
| 257 | KubevirtPort port, |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 258 | KubevirtNode electedGw, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 259 | boolean install) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 260 | MacAddress routerMacAddress = getRouterMacAddress(router); |
| 261 | |
| 262 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 263 | .matchEthType(Ethernet.TYPE_IPV4) |
| 264 | .matchEthDst(port.macAddress()) |
| 265 | .matchIPDst(IpPrefix.valueOf(floatingIp.floatingIp(), 32)) |
| 266 | .build(); |
| 267 | |
| 268 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 269 | .setEthSrc(routerMacAddress) |
| 270 | .setEthDst(port.macAddress()) |
| 271 | .setIpDst(floatingIp.fixedIp()) |
| 272 | .transition(FORWARDING_TABLE) |
| 273 | .build(); |
| 274 | |
| 275 | flowService.setRule( |
| 276 | appId, |
| 277 | electedGw.intgBridge(), |
| 278 | selector, |
| 279 | treatment, |
| 280 | PRIORITY_FLOATING_IP_RULE, |
| 281 | PRE_FLAT_TABLE, |
| 282 | install); |
| 283 | } |
| 284 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 285 | private void setFloatingIpDownstreamRulesToGatewayTunBridge(KubevirtRouter router, |
| 286 | KubevirtFloatingIp floatingIp, |
| 287 | KubevirtNetwork network, |
| 288 | KubevirtPort port, |
| 289 | boolean install) { |
| 290 | KubevirtNode electedGw = gatewayNodeForSpecifiedRouter(kubevirtNodeService, router); |
| 291 | |
| 292 | if (electedGw == null) { |
| 293 | log.warn("Failed to install floating Ip rules for floating ip {} " + |
| 294 | "because there's no gateway assigned to it", floatingIp.floatingIp()); |
| 295 | return; |
| 296 | } |
| 297 | |
| 298 | KubevirtNode workerNode = kubevirtNodeService.node(port.deviceId()); |
| 299 | if (workerNode == null) { |
| 300 | log.warn("Failed to install floating Ip rules for floating ip {} " + |
| 301 | "because fail to fine the worker node that the associated port is running on", |
| 302 | floatingIp.floatingIp()); |
Jian Li | 9793ec4 | 2021-03-19 15:03:32 +0900 | [diff] [blame] | 303 | return; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 304 | } |
| 305 | |
| 306 | PortNumber tunnelPortNumber = tunnelPort(electedGw, network); |
| 307 | if (tunnelPortNumber == null) { |
| 308 | return; |
| 309 | } |
| 310 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 311 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 312 | .matchEthType(Ethernet.TYPE_IPV4) |
| 313 | .matchIPDst(IpPrefix.valueOf(port.ipAddress(), 32)) |
| 314 | .matchEthDst(port.macAddress()); |
| 315 | |
| 316 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 317 | .setTunnelId(Long.parseLong(network.segmentId())) |
| 318 | .extension(buildExtension( |
| 319 | deviceService, |
| 320 | electedGw.tunBridge(), |
| 321 | workerNode.dataIp().getIp4Address()), |
| 322 | electedGw.tunBridge()) |
| 323 | .setOutput(tunnelPortNumber); |
| 324 | |
| 325 | flowService.setRule( |
| 326 | appId, |
| 327 | electedGw.tunBridge(), |
| 328 | sBuilder.build(), |
| 329 | tBuilder.build(), |
| 330 | PRIORITY_FORWARDING_RULE, |
| 331 | TUNNEL_DEFAULT_TABLE, |
| 332 | install); |
| 333 | } |
| 334 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 335 | private void processGarpPacketForFloatingIp(KubevirtFloatingIp floatingIp, KubevirtNode electedGw) { |
| 336 | |
| 337 | if (floatingIp == null) { |
| 338 | return; |
| 339 | } |
| 340 | |
| 341 | KubevirtPort kubevirtPort = getKubevirtPort(floatingIp); |
| 342 | if (kubevirtPort == null) { |
| 343 | log.warn("Failed to install floating Ip rules for floating ip {} " + |
| 344 | "because there's no kubevirt port associated to it", floatingIp.floatingIp()); |
| 345 | return; |
| 346 | } |
| 347 | |
| 348 | Ethernet ethernet = buildGarpPacket(kubevirtPort.macAddress(), floatingIp.floatingIp()); |
| 349 | if (ethernet == null) { |
| 350 | return; |
| 351 | } |
| 352 | |
| 353 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 354 | .setOutput(externalPatchPortNum(deviceService, electedGw)).build(); |
| 355 | |
| 356 | packetService.emit(new DefaultOutboundPacket(electedGw.intgBridge(), treatment, |
| 357 | ByteBuffer.wrap(ethernet.serialize()))); |
| 358 | } |
| 359 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 360 | private class InternalRouterEventListener implements KubevirtRouterListener { |
| 361 | private boolean isRelevantHelper() { |
| 362 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 363 | } |
| 364 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 365 | @Override |
| 366 | public void event(KubevirtRouterEvent event) { |
| 367 | switch (event.type()) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 368 | case KUBEVIRT_FLOATING_IP_ASSOCIATED: |
| 369 | eventExecutor.execute(() -> processFloatingIpAssociation(event.subject(), |
| 370 | event.floatingIp())); |
| 371 | break; |
| 372 | case KUBEVIRT_FLOATING_IP_DISASSOCIATED: |
| 373 | eventExecutor.execute(() -> processFloatingIpDisassociation(event.subject(), |
| 374 | event.floatingIp())); |
| 375 | break; |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 376 | case KUBEVIRT_GATEWAY_NODE_CHANGED: |
| 377 | eventExecutor.execute(() -> processRouterGatewayNodeChanged(event.subject(), |
| 378 | event.gateway())); |
| 379 | break; |
Jian Li | 8f944d4 | 2021-03-23 00:43:29 +0900 | [diff] [blame^] | 380 | case KUBEVIRT_GATEWAY_NODE_ATTACHED: |
| 381 | eventExecutor.execute(() -> processGatewayNodeAttachment(event.subject(), |
| 382 | event.gateway())); |
| 383 | break; |
| 384 | case KUBEVIRT_GATEWAY_NODE_DETACHED: |
| 385 | eventExecutor.execute(() -> processGatewayNodeDetachment(event.subject(), |
| 386 | event.gateway())); |
| 387 | break; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 388 | default: |
| 389 | //do nothing |
| 390 | break; |
| 391 | } |
| 392 | } |
| 393 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 394 | private void processRouterGatewayNodeChanged(KubevirtRouter router, String disAssociatedGateway) { |
| 395 | |
| 396 | kubevirtRouterService.floatingIps() |
| 397 | .stream() |
| 398 | .filter(fip -> fip.routerName().equals(router.name())).forEach(fip -> { |
| 399 | KubevirtNode oldGw = kubevirtNodeService.node(disAssociatedGateway); |
| 400 | if (oldGw == null) { |
| 401 | return; |
| 402 | } |
| 403 | |
| 404 | KubevirtNode newGw = kubevirtNodeService.node(router.electedGateway()); |
| 405 | if (newGw == null) { |
| 406 | return; |
| 407 | } |
| 408 | |
| 409 | setFloatingIpRulesForFip(router, fip, oldGw, false); |
| 410 | |
| 411 | setFloatingIpRulesForFip(router, fip, newGw, true); |
| 412 | processGarpPacketForFloatingIp(fip, newGw); |
| 413 | |
| 414 | }); |
| 415 | } |
| 416 | |
Jian Li | 8f944d4 | 2021-03-23 00:43:29 +0900 | [diff] [blame^] | 417 | private void processGatewayNodeAttachment(KubevirtRouter router, String gatewayName) { |
| 418 | kubevirtRouterService.floatingIps().forEach(fip -> { |
| 419 | if (fip.routerName().equals(router.name())) { |
| 420 | KubevirtNode gw = kubevirtNodeService.node(gatewayName); |
| 421 | if (gw != null) { |
| 422 | setFloatingIpRulesForFip(router, fip, gw, true); |
| 423 | } |
| 424 | } |
| 425 | }); |
| 426 | } |
| 427 | |
| 428 | private void processGatewayNodeDetachment(KubevirtRouter router, String gatewayName) { |
| 429 | kubevirtRouterService.floatingIps().forEach(fip -> { |
| 430 | if (fip.routerName().equals(router.name())) { |
| 431 | KubevirtNode gw = kubevirtNodeService.node(gatewayName); |
| 432 | if (gw != null) { |
| 433 | setFloatingIpRulesForFip(router, fip, gw, false); |
| 434 | } |
| 435 | } |
| 436 | }); |
| 437 | } |
| 438 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 439 | private void processFloatingIpAssociation(KubevirtRouter router, KubevirtFloatingIp floatingIp) { |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 440 | if (!isRelevantHelper() || router.electedGateway() == null) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 441 | return; |
| 442 | } |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 443 | |
| 444 | KubevirtNode electedGw = kubevirtNodeService.node(router.electedGateway()); |
| 445 | |
| 446 | if (electedGw == null) { |
| 447 | return; |
| 448 | } |
| 449 | |
| 450 | processGarpPacketForFloatingIp(floatingIp, electedGw); |
| 451 | setFloatingIpRulesForFip(router, floatingIp, electedGw, true); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 452 | } |
| 453 | |
| 454 | private void processFloatingIpDisassociation(KubevirtRouter router, KubevirtFloatingIp floatingIp) { |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 455 | if (!isRelevantHelper() || router.electedGateway() == null) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 456 | return; |
| 457 | } |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 458 | |
| 459 | KubevirtNode electedGw = kubevirtNodeService.node(router.electedGateway()); |
| 460 | |
| 461 | if (electedGw == null) { |
| 462 | return; |
| 463 | } |
| 464 | setFloatingIpRulesForFip(router, floatingIp, electedGw, false); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 465 | } |
| 466 | } |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 467 | } |