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; |
Jian Li | 254de8a | 2022-10-27 17:29:29 +0900 | [diff] [blame^] | 33 | import org.onosproject.kubevirtnetworking.api.KubevirtPortEvent; |
| 34 | import org.onosproject.kubevirtnetworking.api.KubevirtPortListener; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 35 | import org.onosproject.kubevirtnetworking.api.KubevirtPortService; |
| 36 | import org.onosproject.kubevirtnetworking.api.KubevirtRouter; |
| 37 | import org.onosproject.kubevirtnetworking.api.KubevirtRouterEvent; |
| 38 | import org.onosproject.kubevirtnetworking.api.KubevirtRouterListener; |
| 39 | import org.onosproject.kubevirtnetworking.api.KubevirtRouterService; |
| 40 | import org.onosproject.kubevirtnetworking.util.RulePopulatorUtil; |
| 41 | import org.onosproject.kubevirtnode.api.KubevirtNode; |
Jian Li | 394bef5 | 2021-05-27 18:53:45 +0900 | [diff] [blame] | 42 | import org.onosproject.kubevirtnode.api.KubevirtNodeEvent; |
| 43 | import org.onosproject.kubevirtnode.api.KubevirtNodeListener; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 44 | import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
| 45 | import org.onosproject.net.Device; |
| 46 | import org.onosproject.net.PortNumber; |
| 47 | import org.onosproject.net.device.DeviceAdminService; |
| 48 | import org.onosproject.net.driver.DriverService; |
| 49 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 50 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 51 | import org.onosproject.net.flow.TrafficSelector; |
| 52 | import org.onosproject.net.flow.TrafficTreatment; |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 53 | import org.onosproject.net.packet.DefaultOutboundPacket; |
| 54 | import org.onosproject.net.packet.PacketService; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 55 | import org.osgi.service.component.annotations.Activate; |
| 56 | import org.osgi.service.component.annotations.Component; |
| 57 | import org.osgi.service.component.annotations.Deactivate; |
| 58 | import org.osgi.service.component.annotations.Reference; |
| 59 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 60 | import org.slf4j.Logger; |
| 61 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 62 | import java.nio.ByteBuffer; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 63 | import java.util.Objects; |
| 64 | import java.util.concurrent.ExecutorService; |
| 65 | |
| 66 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 67 | import static org.onlab.util.Tools.groupedThreads; |
| 68 | import static org.onosproject.kubevirtnetworking.api.Constants.FORWARDING_TABLE; |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 69 | import static org.onosproject.kubevirtnetworking.api.Constants.GW_ENTRY_TABLE; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 70 | import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 71 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
Daniel Park | 328fb60 | 2021-05-31 13:49:53 +0900 | [diff] [blame] | 72 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FLOATING_GATEWAY_TUN_BRIDGE_RULE; |
Daniel Park | c1ba1f4 | 2022-05-16 17:30:24 +0900 | [diff] [blame] | 73 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FLOATING_IP_DOWNSTREAM_RULE; |
| 74 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FLOATING_IP_UPSTREAM_RULE; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 75 | import static org.onosproject.kubevirtnetworking.api.Constants.TUNNEL_DEFAULT_TABLE; |
| 76 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GENEVE; |
| 77 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GRE; |
Jian Li | 4b3436a | 2022-03-23 13:07:19 +0900 | [diff] [blame] | 78 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.STT; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 79 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.VXLAN; |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 80 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.buildGarpPacket; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 81 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.externalPatchPortNum; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 82 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.getRouterMacAddress; |
| 83 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.tunnelPort; |
| 84 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildExtension; |
| 85 | import static org.slf4j.LoggerFactory.getLogger; |
| 86 | |
| 87 | /** |
| 88 | * Handles kubevirt floating ip. |
| 89 | */ |
| 90 | @Component(immediate = true) |
| 91 | public class KubevirtFloatingIpHandler { |
| 92 | protected final Logger log = getLogger(getClass()); |
| 93 | |
| 94 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 95 | protected CoreService coreService; |
| 96 | |
| 97 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 98 | protected ClusterService clusterService; |
| 99 | |
| 100 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 101 | protected LeadershipService leadershipService; |
| 102 | |
| 103 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 104 | protected DeviceAdminService deviceService; |
| 105 | |
| 106 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 107 | protected PacketService packetService; |
| 108 | |
| 109 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 110 | protected KubevirtPortService kubevirtPortService; |
| 111 | |
| 112 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 113 | protected KubevirtNodeService kubevirtNodeService; |
| 114 | |
| 115 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 116 | protected KubevirtNetworkService kubevirtNetworkService; |
| 117 | |
| 118 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 119 | protected KubevirtFlowRuleService flowService; |
| 120 | |
| 121 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 122 | protected DriverService driverService; |
| 123 | |
| 124 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 125 | protected KubevirtRouterService kubevirtRouterService; |
| 126 | |
| 127 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 128 | groupedThreads(this.getClass().getSimpleName(), "event-handler")); |
| 129 | |
| 130 | private ApplicationId appId; |
| 131 | private NodeId localNodeId; |
| 132 | |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 133 | private final InternalRouterEventListener kubevirtRouterListener = |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 134 | new InternalRouterEventListener(); |
Jian Li | 394bef5 | 2021-05-27 18:53:45 +0900 | [diff] [blame] | 135 | private final InternalNodeListener kubevirtNodeListener = |
| 136 | new InternalNodeListener(); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 137 | |
Jian Li | 254de8a | 2022-10-27 17:29:29 +0900 | [diff] [blame^] | 138 | private final InternalPortListener kubevirtPortListener = |
| 139 | new InternalPortListener(); |
| 140 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 141 | @Activate |
| 142 | protected void activate() { |
| 143 | appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
| 144 | localNodeId = clusterService.getLocalNode().id(); |
| 145 | leadershipService.runForLeadership(appId.name()); |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 146 | kubevirtRouterService.addListener(kubevirtRouterListener); |
Jian Li | 394bef5 | 2021-05-27 18:53:45 +0900 | [diff] [blame] | 147 | kubevirtNodeService.addListener(kubevirtNodeListener); |
Jian Li | 254de8a | 2022-10-27 17:29:29 +0900 | [diff] [blame^] | 148 | kubevirtPortService.addListener(kubevirtPortListener); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 149 | |
| 150 | log.info("Started"); |
| 151 | } |
| 152 | |
| 153 | @Deactivate |
| 154 | protected void deactivate() { |
| 155 | leadershipService.withdraw(appId.name()); |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 156 | kubevirtRouterService.removeListener(kubevirtRouterListener); |
Jian Li | 394bef5 | 2021-05-27 18:53:45 +0900 | [diff] [blame] | 157 | kubevirtNodeService.removeListener(kubevirtNodeListener); |
Jian Li | 254de8a | 2022-10-27 17:29:29 +0900 | [diff] [blame^] | 158 | kubevirtPortService.removeListener(kubevirtPortListener); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 159 | |
| 160 | eventExecutor.shutdown(); |
| 161 | |
| 162 | log.info("Stopped"); |
| 163 | } |
| 164 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 165 | private void setFloatingIpRulesForFip(KubevirtRouter router, |
| 166 | KubevirtFloatingIp floatingIp, |
| 167 | KubevirtNode electedGw, |
| 168 | boolean install) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 169 | |
Jian Li | cb58042 | 2022-02-03 15:08:31 +0900 | [diff] [blame] | 170 | KubevirtPort kubevirtPort = getKubevirtPortByFloatingIp(floatingIp); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 171 | if (kubevirtPort == null) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 172 | return; |
| 173 | } |
| 174 | |
| 175 | KubevirtNetwork kubevirtNetwork = kubevirtNetworkService.network(kubevirtPort.networkId()); |
Jian Li | 4b3436a | 2022-03-23 13:07:19 +0900 | [diff] [blame] | 176 | if (kubevirtNetwork.type() == VXLAN || kubevirtNetwork.type() == GENEVE || |
| 177 | kubevirtNetwork.type() == GRE || kubevirtNetwork.type() == STT) { |
Daniel Park | 328fb60 | 2021-05-31 13:49:53 +0900 | [diff] [blame] | 178 | setFloatingIpDownstreamRulesToGatewayTunBridge(floatingIp, |
| 179 | electedGw, kubevirtNetwork, kubevirtPort, install); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 180 | } |
| 181 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 182 | setFloatingIpArpResponseRules(router, floatingIp, kubevirtPort, electedGw, install); |
| 183 | setFloatingIpUpstreamRules(router, floatingIp, kubevirtPort, electedGw, install); |
| 184 | setFloatingIpDownstreamRules(router, floatingIp, kubevirtPort, electedGw, install); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 185 | } |
| 186 | |
| 187 | private void setFloatingIpArpResponseRules(KubevirtRouter router, |
| 188 | KubevirtFloatingIp floatingIp, |
| 189 | KubevirtPort port, |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 190 | KubevirtNode electedGw, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 191 | boolean install) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 192 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 193 | .matchInPort(externalPatchPortNum(deviceService, electedGw)) |
| 194 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 195 | .matchArpOp(ARP.OP_REQUEST) |
| 196 | .matchArpTpa(floatingIp.floatingIp().getIp4Address()) |
| 197 | .build(); |
| 198 | |
| 199 | Device device = deviceService.getDevice(electedGw.intgBridge()); |
| 200 | |
| 201 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 202 | .extension(RulePopulatorUtil.buildMoveEthSrcToDstExtension(device), device.id()) |
| 203 | .extension(RulePopulatorUtil.buildMoveArpShaToThaExtension(device), device.id()) |
| 204 | .extension(RulePopulatorUtil.buildMoveArpSpaToTpaExtension(device), device.id()) |
| 205 | .setArpOp(ARP.OP_REPLY) |
| 206 | .setEthSrc(port.macAddress()) |
| 207 | .setArpSha(port.macAddress()) |
| 208 | .setArpSpa(floatingIp.floatingIp().getIp4Address()) |
| 209 | .setOutput(PortNumber.IN_PORT) |
| 210 | .build(); |
| 211 | |
| 212 | flowService.setRule( |
| 213 | appId, |
| 214 | electedGw.intgBridge(), |
| 215 | selector, |
| 216 | treatment, |
| 217 | PRIORITY_ARP_GATEWAY_RULE, |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 218 | GW_ENTRY_TABLE, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 219 | install); |
| 220 | } |
Jian Li | 517597a | 2021-03-22 11:04:52 +0900 | [diff] [blame] | 221 | |
Jian Li | cb58042 | 2022-02-03 15:08:31 +0900 | [diff] [blame] | 222 | private KubevirtPort getKubevirtPortByFloatingIp(KubevirtFloatingIp floatingIp) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 223 | |
| 224 | return kubevirtPortService.ports().stream() |
| 225 | .filter(port -> port.ipAddress().equals(floatingIp.fixedIp())) |
Jian Li | cb58042 | 2022-02-03 15:08:31 +0900 | [diff] [blame] | 226 | .filter(port -> port.vmName().equals(floatingIp.vmName())) |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 227 | .findAny().orElse(null); |
| 228 | } |
| 229 | |
Jian Li | 254de8a | 2022-10-27 17:29:29 +0900 | [diff] [blame^] | 230 | private KubevirtFloatingIp getFloatingIpByKubevirtPort(KubevirtPort port) { |
| 231 | |
| 232 | return kubevirtRouterService.floatingIps().stream() |
| 233 | .filter(fip -> port.ipAddress().equals(fip.fixedIp())) |
| 234 | .filter(fip -> port.vmName().equals(fip.vmName())) |
| 235 | .findAny().orElse(null); |
| 236 | } |
| 237 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 238 | private void setFloatingIpUpstreamRules(KubevirtRouter router, |
| 239 | KubevirtFloatingIp floatingIp, |
| 240 | KubevirtPort port, |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 241 | KubevirtNode electedGw, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 242 | boolean install) { |
| 243 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 244 | MacAddress peerMacAddress = router.peerRouter().macAddress(); |
| 245 | |
| 246 | if (peerMacAddress == null) { |
| 247 | log.warn("Failed to install floating Ip rules for floating ip {} and router {}" + |
| 248 | "because there's no peer router mac address", floatingIp.floatingIp(), |
| 249 | router.name()); |
| 250 | return; |
| 251 | } |
| 252 | |
| 253 | MacAddress routerMacAddress = getRouterMacAddress(router); |
| 254 | |
| 255 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 256 | .matchEthType(Ethernet.TYPE_IPV4) |
| 257 | .matchEthSrc(port.macAddress()) |
| 258 | .matchEthDst(routerMacAddress) |
| 259 | .matchIPSrc(IpPrefix.valueOf(floatingIp.fixedIp(), 32)) |
| 260 | .build(); |
| 261 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 262 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 263 | .setEthDst(peerMacAddress) |
| 264 | .setEthSrc(port.macAddress()) |
| 265 | .setIpSrc(floatingIp.floatingIp()) |
| 266 | .setOutput(externalPatchPortNum(deviceService, electedGw)) |
| 267 | .build(); |
| 268 | |
| 269 | flowService.setRule( |
| 270 | appId, |
| 271 | electedGw.intgBridge(), |
| 272 | selector, |
| 273 | treatment, |
Daniel Park | c1ba1f4 | 2022-05-16 17:30:24 +0900 | [diff] [blame] | 274 | PRIORITY_FLOATING_IP_UPSTREAM_RULE, |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 275 | GW_ENTRY_TABLE, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 276 | install); |
| 277 | } |
| 278 | |
| 279 | private void setFloatingIpDownstreamRules(KubevirtRouter router, |
| 280 | KubevirtFloatingIp floatingIp, |
| 281 | KubevirtPort port, |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 282 | KubevirtNode electedGw, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 283 | boolean install) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 284 | MacAddress routerMacAddress = getRouterMacAddress(router); |
| 285 | |
| 286 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 287 | .matchEthType(Ethernet.TYPE_IPV4) |
| 288 | .matchEthDst(port.macAddress()) |
| 289 | .matchIPDst(IpPrefix.valueOf(floatingIp.floatingIp(), 32)) |
| 290 | .build(); |
| 291 | |
| 292 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 293 | .setEthSrc(routerMacAddress) |
| 294 | .setEthDst(port.macAddress()) |
| 295 | .setIpDst(floatingIp.fixedIp()) |
| 296 | .transition(FORWARDING_TABLE) |
| 297 | .build(); |
| 298 | |
| 299 | flowService.setRule( |
| 300 | appId, |
| 301 | electedGw.intgBridge(), |
| 302 | selector, |
| 303 | treatment, |
Daniel Park | c1ba1f4 | 2022-05-16 17:30:24 +0900 | [diff] [blame] | 304 | PRIORITY_FLOATING_IP_DOWNSTREAM_RULE, |
Jian Li | f89d960 | 2021-04-27 19:05:49 +0900 | [diff] [blame] | 305 | GW_ENTRY_TABLE, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 306 | install); |
| 307 | } |
| 308 | |
Daniel Park | 328fb60 | 2021-05-31 13:49:53 +0900 | [diff] [blame] | 309 | private void setFloatingIpDownstreamRulesToGatewayTunBridge(KubevirtFloatingIp floatingIp, |
| 310 | KubevirtNode electedGw, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 311 | KubevirtNetwork network, |
| 312 | KubevirtPort port, |
| 313 | boolean install) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 314 | KubevirtNode workerNode = kubevirtNodeService.node(port.deviceId()); |
| 315 | if (workerNode == null) { |
| 316 | log.warn("Failed to install floating Ip rules for floating ip {} " + |
| 317 | "because fail to fine the worker node that the associated port is running on", |
| 318 | floatingIp.floatingIp()); |
Jian Li | 9793ec4 | 2021-03-19 15:03:32 +0900 | [diff] [blame] | 319 | return; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | PortNumber tunnelPortNumber = tunnelPort(electedGw, network); |
| 323 | if (tunnelPortNumber == null) { |
| 324 | return; |
| 325 | } |
| 326 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 327 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 328 | .matchEthType(Ethernet.TYPE_IPV4) |
| 329 | .matchIPDst(IpPrefix.valueOf(port.ipAddress(), 32)) |
| 330 | .matchEthDst(port.macAddress()); |
| 331 | |
| 332 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 333 | .setTunnelId(Long.parseLong(network.segmentId())) |
| 334 | .extension(buildExtension( |
| 335 | deviceService, |
| 336 | electedGw.tunBridge(), |
| 337 | workerNode.dataIp().getIp4Address()), |
| 338 | electedGw.tunBridge()) |
| 339 | .setOutput(tunnelPortNumber); |
| 340 | |
| 341 | flowService.setRule( |
| 342 | appId, |
| 343 | electedGw.tunBridge(), |
| 344 | sBuilder.build(), |
| 345 | tBuilder.build(), |
Daniel Park | 328fb60 | 2021-05-31 13:49:53 +0900 | [diff] [blame] | 346 | PRIORITY_FLOATING_GATEWAY_TUN_BRIDGE_RULE, |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 347 | TUNNEL_DEFAULT_TABLE, |
| 348 | install); |
| 349 | } |
| 350 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 351 | private void processGarpPacketForFloatingIp(KubevirtFloatingIp floatingIp, KubevirtNode electedGw) { |
| 352 | |
| 353 | if (floatingIp == null) { |
| 354 | return; |
| 355 | } |
| 356 | |
Jian Li | cb58042 | 2022-02-03 15:08:31 +0900 | [diff] [blame] | 357 | KubevirtPort kubevirtPort = getKubevirtPortByFloatingIp(floatingIp); |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 358 | if (kubevirtPort == null) { |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 359 | return; |
| 360 | } |
| 361 | |
| 362 | Ethernet ethernet = buildGarpPacket(kubevirtPort.macAddress(), floatingIp.floatingIp()); |
| 363 | if (ethernet == null) { |
| 364 | return; |
| 365 | } |
| 366 | |
| 367 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 368 | .setOutput(externalPatchPortNum(deviceService, electedGw)).build(); |
| 369 | |
| 370 | packetService.emit(new DefaultOutboundPacket(electedGw.intgBridge(), treatment, |
| 371 | ByteBuffer.wrap(ethernet.serialize()))); |
| 372 | } |
| 373 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 374 | private class InternalRouterEventListener implements KubevirtRouterListener { |
| 375 | private boolean isRelevantHelper() { |
| 376 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 377 | } |
| 378 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 379 | @Override |
| 380 | public void event(KubevirtRouterEvent event) { |
| 381 | switch (event.type()) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 382 | case KUBEVIRT_FLOATING_IP_ASSOCIATED: |
| 383 | eventExecutor.execute(() -> processFloatingIpAssociation(event.subject(), |
| 384 | event.floatingIp())); |
| 385 | break; |
| 386 | case KUBEVIRT_FLOATING_IP_DISASSOCIATED: |
| 387 | eventExecutor.execute(() -> processFloatingIpDisassociation(event.subject(), |
| 388 | event.floatingIp())); |
| 389 | break; |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 390 | case KUBEVIRT_GATEWAY_NODE_CHANGED: |
| 391 | eventExecutor.execute(() -> processRouterGatewayNodeChanged(event.subject(), |
| 392 | event.gateway())); |
| 393 | break; |
Jian Li | 8f944d4 | 2021-03-23 00:43:29 +0900 | [diff] [blame] | 394 | case KUBEVIRT_GATEWAY_NODE_ATTACHED: |
| 395 | eventExecutor.execute(() -> processGatewayNodeAttachment(event.subject(), |
| 396 | event.gateway())); |
| 397 | break; |
| 398 | case KUBEVIRT_GATEWAY_NODE_DETACHED: |
| 399 | eventExecutor.execute(() -> processGatewayNodeDetachment(event.subject(), |
| 400 | event.gateway())); |
| 401 | break; |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 402 | default: |
| 403 | //do nothing |
| 404 | break; |
| 405 | } |
| 406 | } |
| 407 | |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 408 | private void processRouterGatewayNodeChanged(KubevirtRouter router, String disAssociatedGateway) { |
Daniel Park | a5ba88d | 2021-05-28 15:46:46 +0900 | [diff] [blame] | 409 | kubevirtRouterService.floatingIpsByRouter(router.name()) |
| 410 | .forEach(fip -> { |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 411 | KubevirtNode newGw = kubevirtNodeService.node(router.electedGateway()); |
| 412 | if (newGw == null) { |
| 413 | return; |
| 414 | } |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 415 | setFloatingIpRulesForFip(router, fip, newGw, true); |
| 416 | processGarpPacketForFloatingIp(fip, newGw); |
Daniel Park | a5ba88d | 2021-05-28 15:46:46 +0900 | [diff] [blame] | 417 | KubevirtNode oldGw = kubevirtNodeService.node(disAssociatedGateway); |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 418 | |
Daniel Park | a5ba88d | 2021-05-28 15:46:46 +0900 | [diff] [blame] | 419 | if (oldGw == null) { |
| 420 | return; |
| 421 | } |
| 422 | setFloatingIpRulesForFip(router, fip, oldGw, false); |
| 423 | }); |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 424 | } |
| 425 | |
Jian Li | 8f944d4 | 2021-03-23 00:43:29 +0900 | [diff] [blame] | 426 | private void processGatewayNodeAttachment(KubevirtRouter router, String gatewayName) { |
Daniel Park | a5ba88d | 2021-05-28 15:46:46 +0900 | [diff] [blame] | 427 | kubevirtRouterService.floatingIpsByRouter(router.name()) |
| 428 | .forEach(fip -> { |
| 429 | KubevirtNode gw = kubevirtNodeService.node(gatewayName); |
| 430 | if (gw != null) { |
| 431 | setFloatingIpRulesForFip(router, fip, gw, true); |
| 432 | } |
| 433 | }); |
Jian Li | 8f944d4 | 2021-03-23 00:43:29 +0900 | [diff] [blame] | 434 | } |
| 435 | |
| 436 | private void processGatewayNodeDetachment(KubevirtRouter router, String gatewayName) { |
Daniel Park | a5ba88d | 2021-05-28 15:46:46 +0900 | [diff] [blame] | 437 | kubevirtRouterService.floatingIpsByRouter(router.name()) |
| 438 | .forEach(fip -> { |
| 439 | KubevirtNode gw = kubevirtNodeService.node(gatewayName); |
| 440 | if (gw != null) { |
| 441 | setFloatingIpRulesForFip(router, fip, gw, false); |
| 442 | } |
| 443 | }); |
Jian Li | 8f944d4 | 2021-03-23 00:43:29 +0900 | [diff] [blame] | 444 | } |
| 445 | |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 446 | private void processFloatingIpAssociation(KubevirtRouter router, KubevirtFloatingIp floatingIp) { |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 447 | if (!isRelevantHelper() || router.electedGateway() == null) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 448 | return; |
| 449 | } |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 450 | |
| 451 | KubevirtNode electedGw = kubevirtNodeService.node(router.electedGateway()); |
| 452 | |
| 453 | if (electedGw == null) { |
| 454 | return; |
| 455 | } |
| 456 | |
| 457 | processGarpPacketForFloatingIp(floatingIp, electedGw); |
| 458 | setFloatingIpRulesForFip(router, floatingIp, electedGw, true); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 459 | } |
| 460 | |
| 461 | private void processFloatingIpDisassociation(KubevirtRouter router, KubevirtFloatingIp floatingIp) { |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 462 | if (!isRelevantHelper() || router.electedGateway() == null) { |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 463 | return; |
| 464 | } |
Daniel Park | 157947f | 2021-04-09 17:50:53 +0900 | [diff] [blame] | 465 | |
| 466 | KubevirtNode electedGw = kubevirtNodeService.node(router.electedGateway()); |
| 467 | |
| 468 | if (electedGw == null) { |
| 469 | return; |
| 470 | } |
| 471 | setFloatingIpRulesForFip(router, floatingIp, electedGw, false); |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 472 | } |
| 473 | } |
Jian Li | 394bef5 | 2021-05-27 18:53:45 +0900 | [diff] [blame] | 474 | |
| 475 | private class InternalNodeListener implements KubevirtNodeListener { |
| 476 | private boolean isRelevantHelper() { |
| 477 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 478 | } |
| 479 | |
| 480 | @Override |
| 481 | public void event(KubevirtNodeEvent event) { |
| 482 | switch (event.type()) { |
| 483 | case KUBEVIRT_NODE_COMPLETE: |
| 484 | eventExecutor.execute(() -> processNodeCompletion(event.subject())); |
| 485 | break; |
| 486 | default: |
| 487 | break; |
| 488 | } |
| 489 | } |
| 490 | |
| 491 | private void processNodeCompletion(KubevirtNode node) { |
| 492 | if (!isRelevantHelper()) { |
| 493 | return; |
| 494 | } |
| 495 | |
| 496 | for (KubevirtFloatingIp fip : kubevirtRouterService.floatingIps()) { |
| 497 | KubevirtRouter router = kubevirtRouterService.router(fip.routerName()); |
| 498 | if (router == null) { |
| 499 | log.warn("The router {} is not found", fip.routerName()); |
| 500 | continue; |
| 501 | } |
| 502 | |
| 503 | if (node.hostname().equals(router.electedGateway())) { |
| 504 | setFloatingIpRulesForFip(router, fip, node, true); |
| 505 | log.info("Configure floating IP {} on gateway {}", |
| 506 | fip.floatingIp().toString(), node.hostname()); |
| 507 | } |
| 508 | } |
| 509 | } |
| 510 | } |
Jian Li | 254de8a | 2022-10-27 17:29:29 +0900 | [diff] [blame^] | 511 | |
| 512 | private class InternalPortListener implements KubevirtPortListener { |
| 513 | |
| 514 | private boolean isRelevantHelper() { |
| 515 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 516 | } |
| 517 | |
| 518 | @Override |
| 519 | public void event(KubevirtPortEvent event) { |
| 520 | switch (event.type()) { |
| 521 | case KUBEVIRT_PORT_MIGRATED: |
| 522 | eventExecutor.execute(() -> processPortMigration(event.subject())); |
| 523 | break; |
| 524 | default: |
| 525 | // do nothing |
| 526 | break; |
| 527 | } |
| 528 | } |
| 529 | |
| 530 | private void processPortMigration(KubevirtPort port) { |
| 531 | if (!isRelevantHelper()) { |
| 532 | return; |
| 533 | } |
| 534 | |
| 535 | KubevirtFloatingIp fip = getFloatingIpByKubevirtPort(port); |
| 536 | if (fip == null) { |
| 537 | return; |
| 538 | } |
| 539 | |
| 540 | KubevirtRouter router = kubevirtRouterService.router(fip.routerName()); |
| 541 | if (router == null) { |
| 542 | log.warn("The router {} is not found", fip.routerName()); |
| 543 | return; |
| 544 | } |
| 545 | |
| 546 | String gateway = router.electedGateway(); |
| 547 | KubevirtNode node = kubevirtNodeService.node(gateway); |
| 548 | |
| 549 | if (node == null) { |
| 550 | log.warn("The gateway node {} is not found", gateway); |
| 551 | return; |
| 552 | } |
| 553 | |
| 554 | setFloatingIpRulesForFip(router, fip, node, true); |
| 555 | |
| 556 | log.info("Configure floating IP {} on gateway {}", |
| 557 | fip.floatingIp().toString(), node.hostname()); |
| 558 | } |
| 559 | } |
Daniel Park | f313604 | 2021-03-10 07:49:11 +0900 | [diff] [blame] | 560 | } |