Jian Li | 858ccd7 | 2021-02-04 17:25:01 +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 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 18 | import org.onlab.packet.Ethernet; |
| 19 | import org.onlab.packet.Ip4Address; |
| 20 | import org.onlab.packet.IpPrefix; |
| 21 | import org.onosproject.cluster.ClusterService; |
| 22 | import org.onosproject.cluster.LeadershipService; |
| 23 | import org.onosproject.cluster.NodeId; |
| 24 | import org.onosproject.core.ApplicationId; |
| 25 | import org.onosproject.core.CoreService; |
| 26 | import org.onosproject.kubevirtnetworking.api.KubevirtFlowRuleService; |
| 27 | import org.onosproject.kubevirtnetworking.api.KubevirtNetwork; |
| 28 | import org.onosproject.kubevirtnetworking.api.KubevirtNetworkService; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 29 | import org.onosproject.kubevirtnetworking.api.KubevirtPodService; |
| 30 | import org.onosproject.kubevirtnetworking.api.KubevirtPort; |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 31 | import org.onosproject.kubevirtnetworking.api.KubevirtPortEvent; |
| 32 | import org.onosproject.kubevirtnetworking.api.KubevirtPortListener; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 33 | import org.onosproject.kubevirtnetworking.api.KubevirtPortService; |
| 34 | import org.onosproject.kubevirtnode.api.KubevirtNode; |
| 35 | import org.onosproject.kubevirtnode.api.KubevirtNodeEvent; |
| 36 | import org.onosproject.kubevirtnode.api.KubevirtNodeListener; |
| 37 | import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
| 38 | import org.onosproject.mastership.MastershipService; |
| 39 | import org.onosproject.net.PortNumber; |
| 40 | import org.onosproject.net.device.DeviceService; |
| 41 | import org.onosproject.net.driver.DriverService; |
| 42 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 43 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 44 | import org.onosproject.net.flow.TrafficSelector; |
| 45 | import org.onosproject.net.flow.TrafficTreatment; |
| 46 | import org.osgi.service.component.annotations.Activate; |
| 47 | import org.osgi.service.component.annotations.Component; |
| 48 | import org.osgi.service.component.annotations.Deactivate; |
| 49 | import org.osgi.service.component.annotations.Reference; |
| 50 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 51 | import org.slf4j.Logger; |
| 52 | |
| 53 | import java.util.Objects; |
| 54 | import java.util.concurrent.ExecutorService; |
| 55 | |
| 56 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 57 | import static org.onlab.util.Tools.groupedThreads; |
| 58 | import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
| 59 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_TUNNEL_RULE; |
| 60 | import static org.onosproject.kubevirtnetworking.api.Constants.TUNNEL_DEFAULT_TABLE; |
| 61 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.FLAT; |
Jian Li | 2ce718e | 2021-02-17 20:42:15 +0900 | [diff] [blame] | 62 | import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.VLAN; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 63 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.tunnelPort; |
| 64 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.tunnelToTenantPort; |
| 65 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildExtension; |
| 66 | import static org.onosproject.kubevirtnode.api.KubevirtNode.Type.MASTER; |
| 67 | import static org.onosproject.kubevirtnode.api.KubevirtNode.Type.WORKER; |
| 68 | import static org.slf4j.LoggerFactory.getLogger; |
| 69 | |
| 70 | /** |
| 71 | * Populates switching flow rules on OVS for the tenant network (overlay). |
| 72 | */ |
| 73 | @Component(immediate = true) |
| 74 | public class KubevirtSwitchingTenantHandler { |
| 75 | private final Logger log = getLogger(getClass()); |
| 76 | |
| 77 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 78 | protected CoreService coreService; |
| 79 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 80 | protected MastershipService mastershipService; |
| 81 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 82 | protected DeviceService deviceService; |
| 83 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 84 | protected DriverService driverService; |
| 85 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 86 | protected ClusterService clusterService; |
| 87 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 88 | protected LeadershipService leadershipService; |
| 89 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 90 | protected KubevirtFlowRuleService flowRuleService; |
| 91 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 92 | protected KubevirtNodeService kubevirtNodeService; |
| 93 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 94 | protected KubevirtNetworkService kubevirtNetworkService; |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 96 | protected KubevirtPortService kubevirtPortService; |
| 97 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 98 | protected KubevirtPodService kubevirtPodService; |
| 99 | |
| 100 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 101 | groupedThreads(this.getClass().getSimpleName(), "event-handler")); |
| 102 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 103 | private final InternalKubevirtPortListener kubevirtPortListener = |
| 104 | new InternalKubevirtPortListener(); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 105 | private final InternalKubevirtNodeListener kubevirtNodeListener = |
| 106 | new InternalKubevirtNodeListener(); |
| 107 | |
| 108 | private ApplicationId appId; |
| 109 | private NodeId localNodeId; |
| 110 | |
| 111 | @Activate |
| 112 | protected void activate() { |
| 113 | appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
| 114 | localNodeId = clusterService.getLocalNode().id(); |
| 115 | leadershipService.runForLeadership(appId.name()); |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 116 | kubevirtPortService.addListener(kubevirtPortListener); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 117 | kubevirtNodeService.addListener(kubevirtNodeListener); |
| 118 | |
| 119 | log.info("Started"); |
| 120 | } |
| 121 | |
| 122 | @Deactivate |
| 123 | protected void deactivate() { |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 124 | kubevirtPortService.removeListener(kubevirtPortListener); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 125 | kubevirtNodeService.removeListener(kubevirtNodeListener); |
| 126 | leadershipService.withdraw(appId.name()); |
| 127 | eventExecutor.shutdown(); |
| 128 | |
| 129 | log.info("Stopped"); |
| 130 | } |
| 131 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 132 | private void setIngressRules(KubevirtPort port, boolean install) { |
| 133 | if (port.ipAddress() == null) { |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 134 | return; |
| 135 | } |
| 136 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 137 | KubevirtNetwork network = kubevirtNetworkService.network(port.networkId()); |
| 138 | |
| 139 | if (network == null) { |
| 140 | return; |
| 141 | } |
| 142 | |
| 143 | if (network.type() == FLAT || network.type() == VLAN) { |
| 144 | return; |
| 145 | } |
| 146 | |
| 147 | if (network.segmentId() == null) { |
| 148 | return; |
| 149 | } |
| 150 | |
| 151 | KubevirtNode localNode = kubevirtNodeService.node(port.deviceId()); |
| 152 | if (localNode == null || localNode.type() == MASTER) { |
| 153 | return; |
| 154 | } |
| 155 | |
| 156 | PortNumber patchPortNumber = tunnelToTenantPort(localNode, network); |
| 157 | if (patchPortNumber == null) { |
| 158 | return; |
| 159 | } |
| 160 | |
| 161 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 162 | .matchTunnelId(Long.parseLong(network.segmentId())); |
| 163 | |
| 164 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 165 | .setOutput(patchPortNumber); |
| 166 | |
| 167 | flowRuleService.setRule( |
| 168 | appId, |
| 169 | localNode.tunBridge(), |
| 170 | sBuilder.build(), |
| 171 | tBuilder.build(), |
| 172 | PRIORITY_TUNNEL_RULE, |
| 173 | TUNNEL_DEFAULT_TABLE, |
| 174 | install); |
| 175 | |
| 176 | log.debug("Install ingress rules for instance {}, segment ID {}", |
| 177 | port.ipAddress(), network.segmentId()); |
| 178 | } |
| 179 | |
| 180 | private void setEgressRules(KubevirtPort port, boolean install) { |
| 181 | if (port.ipAddress() == null) { |
| 182 | return; |
| 183 | } |
| 184 | |
| 185 | KubevirtNetwork network = kubevirtNetworkService.network(port.networkId()); |
| 186 | |
| 187 | if (network == null) { |
| 188 | return; |
| 189 | } |
| 190 | |
| 191 | if (network.type() == FLAT || network.type() == VLAN) { |
| 192 | return; |
| 193 | } |
| 194 | |
| 195 | if (network.segmentId() == null) { |
| 196 | return; |
| 197 | } |
| 198 | |
| 199 | KubevirtNode localNode = kubevirtNodeService.node(port.deviceId()); |
| 200 | |
| 201 | if (localNode == null || localNode.type() == MASTER) { |
| 202 | return; |
| 203 | } |
| 204 | |
| 205 | for (KubevirtNode remoteNode : kubevirtNodeService.completeNodes(WORKER)) { |
| 206 | if (remoteNode.hostname().equals(localNode.hostname())) { |
| 207 | continue; |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 208 | } |
| 209 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 210 | PortNumber patchPortNumber = tunnelToTenantPort(remoteNode, network); |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 211 | if (patchPortNumber == null) { |
| 212 | return; |
| 213 | } |
| 214 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 215 | PortNumber tunnelPortNumber = tunnelPort(remoteNode, network); |
| 216 | if (tunnelPortNumber == null) { |
| 217 | return; |
| 218 | } |
| 219 | |
| 220 | TrafficSelector.Builder sIpBuilder = DefaultTrafficSelector.builder() |
| 221 | .matchInPort(patchPortNumber) |
| 222 | .matchEthType(Ethernet.TYPE_IPV4) |
| 223 | .matchIPDst(IpPrefix.valueOf(port.ipAddress(), 32)); |
| 224 | |
| 225 | TrafficSelector.Builder sArpBuilder = DefaultTrafficSelector.builder() |
| 226 | .matchInPort(patchPortNumber) |
| 227 | .matchEthType(Ethernet.TYPE_ARP) |
| 228 | .matchArpTpa(Ip4Address.valueOf(port.ipAddress().toString())); |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 229 | |
| 230 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 231 | .setTunnelId(Long.parseLong(network.segmentId())) |
| 232 | .extension(buildExtension( |
| 233 | deviceService, |
| 234 | remoteNode.tunBridge(), |
| 235 | localNode.dataIp().getIp4Address()), |
| 236 | remoteNode.tunBridge()) |
| 237 | .setOutput(tunnelPortNumber); |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 238 | |
| 239 | flowRuleService.setRule( |
| 240 | appId, |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 241 | remoteNode.tunBridge(), |
| 242 | sIpBuilder.build(), |
Jian Li | d4296d0 | 2021-03-12 18:03:58 +0900 | [diff] [blame] | 243 | tBuilder.build(), |
| 244 | PRIORITY_TUNNEL_RULE, |
| 245 | TUNNEL_DEFAULT_TABLE, |
| 246 | install); |
| 247 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 248 | flowRuleService.setRule( |
| 249 | appId, |
| 250 | remoteNode.tunBridge(), |
| 251 | sArpBuilder.build(), |
| 252 | tBuilder.build(), |
| 253 | PRIORITY_TUNNEL_RULE, |
| 254 | TUNNEL_DEFAULT_TABLE, |
| 255 | install); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 256 | } |
| 257 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 258 | log.debug("Install egress rules for instance {}, segment ID {}", |
| 259 | port.ipAddress(), network.segmentId()); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 260 | } |
| 261 | |
| 262 | private class InternalKubevirtNodeListener implements KubevirtNodeListener { |
| 263 | |
| 264 | private boolean isRelevantHelper() { |
| 265 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 266 | } |
| 267 | |
| 268 | @Override |
| 269 | public void event(KubevirtNodeEvent event) { |
| 270 | |
| 271 | switch (event.type()) { |
| 272 | case KUBEVIRT_NODE_COMPLETE: |
| 273 | eventExecutor.execute(() -> processNodeCompletion(event.subject())); |
| 274 | break; |
| 275 | case KUBEVIRT_NODE_INCOMPLETE: |
| 276 | default: |
| 277 | // do nothing |
| 278 | break; |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | private void processNodeCompletion(KubevirtNode node) { |
| 283 | if (!isRelevantHelper()) { |
| 284 | return; |
| 285 | } |
| 286 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 287 | kubevirtPortService.ports().stream() |
| 288 | .filter(port -> node.equals(kubevirtNodeService.node(port.deviceId()))) |
| 289 | .forEach(port -> { |
| 290 | setIngressRules(port, true); |
| 291 | setEgressRules(port, true); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 292 | }); |
| 293 | } |
| 294 | } |
| 295 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 296 | private class InternalKubevirtPortListener implements KubevirtPortListener { |
| 297 | |
| 298 | @Override |
| 299 | public boolean isRelevant(KubevirtPortEvent event) { |
| 300 | return event.subject().deviceId() != null; |
| 301 | } |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 302 | |
| 303 | private boolean isRelevantHelper() { |
| 304 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 305 | } |
| 306 | |
| 307 | @Override |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 308 | public void event(KubevirtPortEvent event) { |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 309 | |
| 310 | switch (event.type()) { |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 311 | case KUBEVIRT_PORT_UPDATED: |
| 312 | eventExecutor.execute(() -> processPortUpdate(event.subject())); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 313 | break; |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 314 | case KUBEVIRT_PORT_REMOVED: |
| 315 | eventExecutor.execute(() -> processPortRemoval(event.subject())); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 316 | break; |
| 317 | default: |
| 318 | // do nothing |
| 319 | break; |
| 320 | } |
| 321 | } |
| 322 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 323 | private void processPortUpdate(KubevirtPort port) { |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 324 | if (!isRelevantHelper()) { |
| 325 | return; |
| 326 | } |
| 327 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 328 | setIngressRules(port, true); |
| 329 | setEgressRules(port, true); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 330 | } |
| 331 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 332 | private void processPortRemoval(KubevirtPort port) { |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 333 | if (!isRelevantHelper()) { |
| 334 | return; |
| 335 | } |
| 336 | |
Jian Li | b6dc08f | 2021-03-24 15:24:18 +0900 | [diff] [blame] | 337 | setIngressRules(port, false); |
| 338 | setEgressRules(port, false); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 339 | } |
| 340 | } |
| 341 | } |