Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-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.k8snetworking.impl; |
| 17 | |
| 18 | import io.fabric8.kubernetes.api.model.Service; |
| 19 | import io.fabric8.kubernetes.api.model.ServicePort; |
| 20 | import org.onlab.packet.Ethernet; |
| 21 | import org.onlab.packet.IPv4; |
| 22 | import org.onlab.packet.IpAddress; |
| 23 | import org.onlab.packet.IpPrefix; |
| 24 | import org.onlab.packet.TpPort; |
| 25 | import org.onosproject.cfg.ComponentConfigService; |
| 26 | import org.onosproject.cfg.ConfigProperty; |
| 27 | import org.onosproject.cluster.ClusterService; |
| 28 | import org.onosproject.cluster.LeadershipService; |
| 29 | import org.onosproject.cluster.NodeId; |
| 30 | import org.onosproject.core.ApplicationId; |
| 31 | import org.onosproject.core.CoreService; |
| 32 | import org.onosproject.k8snetworking.api.K8sFlowRuleService; |
| 33 | import org.onosproject.k8snetworking.api.K8sNetworkService; |
| 34 | import org.onosproject.k8snetworking.api.K8sServiceEvent; |
| 35 | import org.onosproject.k8snetworking.api.K8sServiceListener; |
| 36 | import org.onosproject.k8snetworking.api.K8sServiceService; |
| 37 | import org.onosproject.k8snode.api.K8sNode; |
| 38 | import org.onosproject.k8snode.api.K8sNodeEvent; |
| 39 | import org.onosproject.k8snode.api.K8sNodeListener; |
| 40 | import org.onosproject.k8snode.api.K8sNodeService; |
| 41 | import org.onosproject.mastership.MastershipService; |
| 42 | import org.onosproject.net.DeviceId; |
| 43 | import org.onosproject.net.PortNumber; |
| 44 | import org.onosproject.net.device.DeviceService; |
| 45 | import org.onosproject.net.driver.DriverService; |
| 46 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 47 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 48 | import org.onosproject.net.flow.TrafficSelector; |
| 49 | import org.onosproject.net.flow.TrafficTreatment; |
| 50 | import org.onosproject.net.flow.instructions.ExtensionTreatment; |
| 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 | |
| 58 | import java.util.Objects; |
| 59 | import java.util.Set; |
| 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.k8snetworking.api.Constants.B_CLASS; |
| 65 | import static org.onosproject.k8snetworking.api.Constants.DST; |
| 66 | import static org.onosproject.k8snetworking.api.Constants.EXT_ENTRY_TABLE; |
| 67 | import static org.onosproject.k8snetworking.api.Constants.K8S_NETWORKING_APP_ID; |
| 68 | import static org.onosproject.k8snetworking.api.Constants.NODE_IP_PREFIX; |
| 69 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_CIDR_RULE; |
| 70 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_NODE_PORT_INTER_RULE; |
| 71 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_NODE_PORT_REMOTE_RULE; |
| 72 | import static org.onosproject.k8snetworking.api.Constants.PRIORITY_NODE_PORT_RULE; |
| 73 | import static org.onosproject.k8snetworking.api.Constants.ROUTING_TABLE; |
| 74 | import static org.onosproject.k8snetworking.api.Constants.SRC; |
| 75 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.getBclassIpPrefixFromCidr; |
| 76 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.getPropertyValue; |
Jian Li | becf1d9 | 2019-06-09 20:28:53 +0900 | [diff] [blame] | 77 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.tunnelPortNumByNetId; |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 78 | import static org.onosproject.k8snetworking.util.K8sNetworkingUtil.unshiftIpDomain; |
| 79 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.buildExtension; |
| 80 | import static org.onosproject.k8snetworking.util.RulePopulatorUtil.buildLoadExtension; |
| 81 | import static org.slf4j.LoggerFactory.getLogger; |
| 82 | |
| 83 | /** |
| 84 | * Provides service port exposure using node port. |
| 85 | */ |
| 86 | @Component(immediate = true) |
| 87 | public class K8sNodePortHandler { |
| 88 | |
| 89 | private final Logger log = getLogger(getClass()); |
| 90 | |
| 91 | private static final String NODE_PORT_TYPE = "NodePort"; |
| 92 | private static final String TCP = "TCP"; |
| 93 | private static final String UDP = "UDP"; |
| 94 | private static final int HOST_CIDR = 32; |
| 95 | private static final String SERVICE_CIDR = "serviceCidr"; |
| 96 | private static final String B_CLASS_SUFFIX = "0.0/16"; |
| 97 | private static final String C_CLASS_SUFFIX = ".0/24"; |
| 98 | |
| 99 | |
| 100 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 101 | protected CoreService coreService; |
| 102 | |
| 103 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 104 | protected ComponentConfigService configService; |
| 105 | |
| 106 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 107 | protected DeviceService deviceService; |
| 108 | |
| 109 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 110 | protected DriverService driverService; |
| 111 | |
| 112 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 113 | protected LeadershipService leadershipService; |
| 114 | |
| 115 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 116 | protected MastershipService mastershipService; |
| 117 | |
| 118 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 119 | protected ClusterService clusterService; |
| 120 | |
| 121 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 122 | protected K8sNodeService k8sNodeService; |
| 123 | |
| 124 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 125 | protected K8sNetworkService k8sNetworkService; |
| 126 | |
| 127 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 128 | protected K8sServiceService k8sServiceService; |
| 129 | |
| 130 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 131 | protected K8sFlowRuleService k8sFlowRuleService; |
| 132 | |
| 133 | private final InternalK8sServiceListener k8sServiceListener = |
| 134 | new InternalK8sServiceListener(); |
| 135 | private final InternalK8sNodeListener k8sNodeListener = |
| 136 | new InternalK8sNodeListener(); |
| 137 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 138 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| 139 | |
| 140 | private ApplicationId appId; |
| 141 | private NodeId localNodeId; |
| 142 | |
| 143 | @Activate |
| 144 | protected void activate() { |
| 145 | appId = coreService.registerApplication(K8S_NETWORKING_APP_ID); |
| 146 | |
| 147 | localNodeId = clusterService.getLocalNode().id(); |
| 148 | leadershipService.runForLeadership(appId.name()); |
| 149 | k8sNodeService.addListener(k8sNodeListener); |
| 150 | k8sServiceService.addListener(k8sServiceListener); |
| 151 | |
| 152 | log.info("Started"); |
| 153 | } |
| 154 | |
| 155 | @Deactivate |
| 156 | protected void deactivate() { |
| 157 | k8sNodeService.removeListener(k8sNodeListener); |
| 158 | k8sServiceService.removeListener(k8sServiceListener); |
| 159 | leadershipService.withdraw(appId.name()); |
| 160 | eventExecutor.shutdown(); |
| 161 | |
| 162 | log.info("Stopped"); |
| 163 | } |
| 164 | |
| 165 | private void processNodePortEvent(K8sNode k8sNode, Service service, boolean install) { |
| 166 | |
| 167 | String clusterIp = service.getSpec().getClusterIP(); |
| 168 | for (ServicePort servicePort : service.getSpec().getPorts()) { |
| 169 | setNodeToServiceRules(k8sNode, clusterIp, servicePort, install); |
| 170 | setServiceToNodeLocalRules(k8sNode, clusterIp, servicePort, install); |
| 171 | setServiceToNodeRemoteRules(k8sNode, clusterIp, servicePort, install); |
| 172 | setExtToIngrRules(k8sNode, servicePort, install); |
| 173 | } |
| 174 | |
| 175 | k8sNodeService.completeNodes().forEach(n -> { |
| 176 | String podCidr = k8sNetworkService.network(n.hostname()).cidr(); |
| 177 | String fullCidr = NODE_IP_PREFIX + "." + |
| 178 | podCidr.split("\\.")[2] + "." + B_CLASS_SUFFIX; |
| 179 | |
| 180 | if (n.equals(k8sNode)) { |
| 181 | setIntgToExtLocalRules(k8sNode, getServiceCidr(), fullCidr, install); |
| 182 | } else { |
| 183 | setIntgToExtRemoteRules(k8sNode, n, getServiceCidr(), fullCidr, install); |
| 184 | } |
| 185 | }); |
| 186 | |
| 187 | setDefaultExtEgrRule(k8sNode, install); |
| 188 | } |
| 189 | |
| 190 | private void setDefaultExtEgrRule(K8sNode k8sNode, boolean install) { |
| 191 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 192 | .matchInPort(PortNumber.LOCAL) |
| 193 | .matchEthType(Ethernet.TYPE_IPV4); |
| 194 | |
| 195 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 196 | .setOutput(k8sNode.extBridgePortNum()); |
| 197 | |
| 198 | k8sFlowRuleService.setRule( |
| 199 | appId, |
| 200 | k8sNode.extBridge(), |
| 201 | sBuilder.build(), |
| 202 | tBuilder.build(), |
| 203 | PRIORITY_NODE_PORT_INTER_RULE, |
| 204 | EXT_ENTRY_TABLE, |
| 205 | install); |
| 206 | } |
| 207 | |
| 208 | private void setIntgToExtLocalRules(K8sNode k8sNode, String serviceCidr, |
| 209 | String shiftedCidr, boolean install) { |
| 210 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 211 | .matchEthType(Ethernet.TYPE_IPV4) |
| 212 | .matchIPSrc(IpPrefix.valueOf(serviceCidr)) |
| 213 | .matchIPDst(IpPrefix.valueOf(shiftedCidr)); |
| 214 | |
| 215 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 216 | .setOutput(k8sNode.intgToExtPatchPortNum()); |
| 217 | |
| 218 | k8sFlowRuleService.setRule( |
| 219 | appId, |
| 220 | k8sNode.intgBridge(), |
| 221 | sBuilder.build(), |
| 222 | tBuilder.build(), |
| 223 | PRIORITY_CIDR_RULE, |
| 224 | ROUTING_TABLE, |
| 225 | install); |
| 226 | } |
| 227 | |
| 228 | private void setIntgToExtRemoteRules(K8sNode k8sNodeLocal, K8sNode k8sNodeRemote, |
| 229 | String serviceCidr, String shiftedCidr, |
| 230 | boolean install) { |
| 231 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 232 | .matchEthType(Ethernet.TYPE_IPV4) |
| 233 | .matchIPSrc(IpPrefix.valueOf(serviceCidr)) |
| 234 | .matchIPDst(IpPrefix.valueOf(shiftedCidr)); |
| 235 | |
| 236 | ExtensionTreatment remote = buildExtension(deviceService, |
| 237 | k8sNodeLocal.intgBridge(), k8sNodeRemote.dataIp().getIp4Address()); |
| 238 | |
Jian Li | becf1d9 | 2019-06-09 20:28:53 +0900 | [diff] [blame] | 239 | PortNumber portNumber = tunnelPortNumByNetId( |
| 240 | k8sNodeLocal.hostname(), k8sNetworkService, k8sNodeLocal); |
| 241 | |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 242 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 243 | .extension(remote, k8sNodeLocal.intgBridge()) |
Jian Li | becf1d9 | 2019-06-09 20:28:53 +0900 | [diff] [blame] | 244 | .setOutput(portNumber); |
Jian Li | 140d8a2 | 2019-04-24 23:41:44 +0900 | [diff] [blame] | 245 | |
| 246 | k8sFlowRuleService.setRule( |
| 247 | appId, |
| 248 | k8sNodeLocal.intgBridge(), |
| 249 | sBuilder.build(), |
| 250 | tBuilder.build(), |
| 251 | PRIORITY_CIDR_RULE, |
| 252 | ROUTING_TABLE, |
| 253 | install); |
| 254 | } |
| 255 | |
| 256 | private void setExtToIngrRules(K8sNode k8sNode, ServicePort servicePort, |
| 257 | boolean install) { |
| 258 | String protocol = servicePort.getProtocol(); |
| 259 | int nodePort = servicePort.getNodePort(); |
| 260 | DeviceId deviceId = k8sNode.extBridge(); |
| 261 | |
| 262 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 263 | .matchEthType(Ethernet.TYPE_IPV4) |
| 264 | .matchIPDst(IpPrefix.valueOf(k8sNode.extBridgeIp(), HOST_CIDR)); |
| 265 | |
| 266 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 267 | .setOutput(PortNumber.LOCAL); |
| 268 | |
| 269 | if (TCP.equals(protocol)) { |
| 270 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_TCP) |
| 271 | .matchTcpSrc(TpPort.tpPort(nodePort)); |
| 272 | } else if (UDP.equals(protocol)) { |
| 273 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_UDP) |
| 274 | .matchUdpSrc(TpPort.tpPort(nodePort)); |
| 275 | } |
| 276 | |
| 277 | k8sFlowRuleService.setRule( |
| 278 | appId, |
| 279 | deviceId, |
| 280 | sBuilder.build(), |
| 281 | tBuilder.build(), |
| 282 | PRIORITY_NODE_PORT_RULE, |
| 283 | EXT_ENTRY_TABLE, |
| 284 | install); |
| 285 | } |
| 286 | |
| 287 | private void setNodeToServiceRules(K8sNode k8sNode, |
| 288 | String clusterIp, |
| 289 | ServicePort servicePort, |
| 290 | boolean install) { |
| 291 | String protocol = servicePort.getProtocol(); |
| 292 | int nodePort = servicePort.getNodePort(); |
| 293 | int svcPort = servicePort.getPort(); |
| 294 | DeviceId deviceId = k8sNode.extBridge(); |
| 295 | |
| 296 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 297 | .matchEthType(Ethernet.TYPE_IPV4) |
| 298 | .matchIPDst(IpPrefix.valueOf(k8sNode.extBridgeIp(), HOST_CIDR)); |
| 299 | |
| 300 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 301 | .setIpDst(IpAddress.valueOf(clusterIp)); |
| 302 | |
| 303 | if (TCP.equals(protocol)) { |
| 304 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_TCP) |
| 305 | .matchTcpDst(TpPort.tpPort(nodePort)); |
| 306 | tBuilder.setTcpDst(TpPort.tpPort(svcPort)); |
| 307 | } else if (UDP.equals(protocol)) { |
| 308 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_UDP) |
| 309 | .matchUdpDst(TpPort.tpPort(nodePort)); |
| 310 | tBuilder.setUdpDst(TpPort.tpPort(svcPort)); |
| 311 | } |
| 312 | |
| 313 | String podCidr = k8sNetworkService.network(k8sNode.hostname()).cidr(); |
| 314 | String prefix = NODE_IP_PREFIX + "." + podCidr.split("\\.")[2]; |
| 315 | |
| 316 | ExtensionTreatment loadTreatment = buildLoadExtension( |
| 317 | deviceService.getDevice(deviceId), B_CLASS, SRC, prefix); |
| 318 | tBuilder.extension(loadTreatment, deviceId) |
| 319 | .setOutput(k8sNode.extToIntgPatchPortNum()); |
| 320 | |
| 321 | k8sFlowRuleService.setRule( |
| 322 | appId, |
| 323 | k8sNode.extBridge(), |
| 324 | sBuilder.build(), |
| 325 | tBuilder.build(), |
| 326 | PRIORITY_NODE_PORT_RULE, |
| 327 | EXT_ENTRY_TABLE, |
| 328 | install); |
| 329 | } |
| 330 | |
| 331 | private void setServiceToNodeLocalRules(K8sNode k8sNode, |
| 332 | String clusterIp, |
| 333 | ServicePort servicePort, |
| 334 | boolean install) { |
| 335 | String protocol = servicePort.getProtocol(); |
| 336 | int nodePort = servicePort.getNodePort(); |
| 337 | int svcPort = servicePort.getPort(); |
| 338 | DeviceId deviceId = k8sNode.extBridge(); |
| 339 | |
| 340 | String extBridgeIp = k8sNode.extBridgeIp().toString(); |
| 341 | String extBridgePrefix = getBclassIpPrefixFromCidr(extBridgeIp); |
| 342 | |
| 343 | String podCidr = k8sNetworkService.network(k8sNode.hostname()).cidr(); |
| 344 | String nodePrefix = NODE_IP_PREFIX + "." + podCidr.split("\\.")[2]; |
| 345 | |
| 346 | if (extBridgePrefix == null) { |
| 347 | return; |
| 348 | } |
| 349 | |
| 350 | String shiftedIp = unshiftIpDomain(extBridgeIp, extBridgePrefix, nodePrefix); |
| 351 | |
| 352 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 353 | .matchEthType(Ethernet.TYPE_IPV4) |
| 354 | .matchInPort(k8sNode.extToIntgPatchPortNum()) |
| 355 | .matchIPSrc(IpPrefix.valueOf(IpAddress.valueOf(clusterIp), HOST_CIDR)) |
| 356 | .matchIPDst(IpPrefix.valueOf(IpAddress.valueOf(shiftedIp), HOST_CIDR)); |
| 357 | |
| 358 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 359 | .setIpSrc(k8sNode.extBridgeIp()) |
| 360 | .setEthSrc(k8sNode.extBridgeMac()); |
| 361 | |
| 362 | if (TCP.equals(protocol)) { |
| 363 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_TCP) |
| 364 | .matchTcpSrc(TpPort.tpPort(svcPort)); |
| 365 | tBuilder.setTcpSrc(TpPort.tpPort(nodePort)); |
| 366 | } else if (UDP.equals(protocol)) { |
| 367 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_UDP) |
| 368 | .matchUdpSrc(TpPort.tpPort(svcPort)); |
| 369 | tBuilder.setUdpSrc(TpPort.tpPort(nodePort)); |
| 370 | } |
| 371 | |
| 372 | String gatewayIp = k8sNode.extGatewayIp().toString(); |
| 373 | String gatewayPrefix = getBclassIpPrefixFromCidr(gatewayIp); |
| 374 | |
| 375 | if (gatewayPrefix == null) { |
| 376 | return; |
| 377 | } |
| 378 | |
| 379 | ExtensionTreatment loadTreatment = buildLoadExtension( |
| 380 | deviceService.getDevice(deviceId), B_CLASS, DST, gatewayPrefix); |
| 381 | tBuilder.extension(loadTreatment, deviceId) |
| 382 | .setOutput(PortNumber.LOCAL); |
| 383 | |
| 384 | k8sFlowRuleService.setRule( |
| 385 | appId, |
| 386 | deviceId, |
| 387 | sBuilder.build(), |
| 388 | tBuilder.build(), |
| 389 | PRIORITY_NODE_PORT_RULE, |
| 390 | EXT_ENTRY_TABLE, |
| 391 | install); |
| 392 | } |
| 393 | |
| 394 | private void setServiceToNodeRemoteRules(K8sNode k8sNode, |
| 395 | String clusterIp, |
| 396 | ServicePort servicePort, |
| 397 | boolean install) { |
| 398 | String protocol = servicePort.getProtocol(); |
| 399 | int nodePort = servicePort.getNodePort(); |
| 400 | int svcPort = servicePort.getPort(); |
| 401 | DeviceId deviceId = k8sNode.extBridge(); |
| 402 | |
| 403 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 404 | .matchEthType(Ethernet.TYPE_IPV4) |
| 405 | .matchInPort(k8sNode.extToIntgPatchPortNum()) |
| 406 | .matchIPSrc(IpPrefix.valueOf(IpAddress.valueOf(clusterIp), HOST_CIDR)); |
| 407 | |
| 408 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 409 | .setIpSrc(k8sNode.extBridgeIp()) |
| 410 | .setEthSrc(k8sNode.extBridgeMac()); |
| 411 | |
| 412 | if (TCP.equals(protocol)) { |
| 413 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_TCP) |
| 414 | .matchTcpSrc(TpPort.tpPort(svcPort)); |
| 415 | tBuilder.setTcpSrc(TpPort.tpPort(nodePort)); |
| 416 | } else if (UDP.equals(protocol)) { |
| 417 | sBuilder.matchIPProtocol(IPv4.PROTOCOL_UDP) |
| 418 | .matchUdpSrc(TpPort.tpPort(svcPort)); |
| 419 | tBuilder.setUdpSrc(TpPort.tpPort(nodePort)); |
| 420 | } |
| 421 | |
| 422 | String gatewayIp = k8sNode.extGatewayIp().toString(); |
| 423 | String prefix = getBclassIpPrefixFromCidr(gatewayIp); |
| 424 | |
| 425 | if (prefix == null) { |
| 426 | return; |
| 427 | } |
| 428 | |
| 429 | ExtensionTreatment loadTreatment = buildLoadExtension( |
| 430 | deviceService.getDevice(deviceId), B_CLASS, DST, prefix); |
| 431 | tBuilder.extension(loadTreatment, deviceId) |
| 432 | .setOutput(k8sNode.extBridgePortNum()); |
| 433 | |
| 434 | k8sFlowRuleService.setRule( |
| 435 | appId, |
| 436 | deviceId, |
| 437 | sBuilder.build(), |
| 438 | tBuilder.build(), |
| 439 | PRIORITY_NODE_PORT_REMOTE_RULE, |
| 440 | EXT_ENTRY_TABLE, |
| 441 | install); |
| 442 | } |
| 443 | |
| 444 | private String getServiceCidr() { |
| 445 | Set<ConfigProperty> properties = |
| 446 | configService.getProperties(K8sServiceHandler.class.getName()); |
| 447 | return getPropertyValue(properties, SERVICE_CIDR); |
| 448 | } |
| 449 | |
| 450 | private class InternalK8sServiceListener implements K8sServiceListener { |
| 451 | |
| 452 | private boolean isRelevantHelper() { |
| 453 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 454 | } |
| 455 | |
| 456 | @Override |
| 457 | public void event(K8sServiceEvent event) { |
| 458 | switch (event.type()) { |
| 459 | case K8S_SERVICE_CREATED: |
| 460 | case K8S_SERVICE_UPDATED: |
| 461 | eventExecutor.execute(() -> processServiceCreation(event.subject())); |
| 462 | break; |
| 463 | default: |
| 464 | break; |
| 465 | } |
| 466 | } |
| 467 | |
| 468 | private void processServiceCreation(Service service) { |
| 469 | if (!isRelevantHelper()) { |
| 470 | return; |
| 471 | } |
| 472 | |
| 473 | if (NODE_PORT_TYPE.equals(service.getSpec().getType())) { |
| 474 | k8sNodeService.completeNodes().forEach(n -> |
| 475 | processNodePortEvent(n, service, true) |
| 476 | ); |
| 477 | } |
| 478 | } |
| 479 | } |
| 480 | |
| 481 | private class InternalK8sNodeListener implements K8sNodeListener { |
| 482 | |
| 483 | private boolean isRelevantHelper() { |
| 484 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 485 | } |
| 486 | |
| 487 | @Override |
| 488 | public void event(K8sNodeEvent event) { |
| 489 | switch (event.type()) { |
| 490 | case K8S_NODE_COMPLETE: |
| 491 | eventExecutor.execute(() -> processNodeCompletion(event.subject())); |
| 492 | break; |
| 493 | case K8S_NODE_INCOMPLETE: |
| 494 | default: |
| 495 | break; |
| 496 | } |
| 497 | } |
| 498 | |
| 499 | private void processNodeCompletion(K8sNode k8sNode) { |
| 500 | if (!isRelevantHelper()) { |
| 501 | return; |
| 502 | } |
| 503 | |
| 504 | k8sServiceService.services().stream() |
| 505 | .filter(s -> NODE_PORT_TYPE.equals(s.getSpec().getType())) |
| 506 | .forEach(s -> processNodePortEvent(k8sNode, s, true)); |
| 507 | } |
| 508 | } |
| 509 | } |