Jian Li | 556709c | 2021-02-03 17:54:28 +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 com.google.common.collect.Lists; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 19 | import org.onlab.packet.ARP; |
| 20 | import org.onlab.packet.EthType; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 21 | import org.onlab.packet.Ethernet; |
| 22 | import org.onlab.packet.IPv4; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 23 | import org.onlab.packet.Ip4Address; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 24 | import org.onlab.packet.IpAddress; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 25 | import org.onlab.packet.IpPrefix; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 26 | import org.onlab.packet.TpPort; |
| 27 | import org.onlab.packet.UDP; |
| 28 | import org.onosproject.cluster.ClusterService; |
| 29 | import org.onosproject.cluster.LeadershipService; |
| 30 | import org.onosproject.cluster.NodeId; |
| 31 | import org.onosproject.core.ApplicationId; |
| 32 | import org.onosproject.core.CoreService; |
| 33 | import org.onosproject.kubevirtnetworking.api.KubevirtFlowRuleService; |
| 34 | import org.onosproject.kubevirtnetworking.api.KubevirtNetwork; |
| 35 | import org.onosproject.kubevirtnetworking.api.KubevirtNetworkEvent; |
| 36 | import org.onosproject.kubevirtnetworking.api.KubevirtNetworkListener; |
| 37 | import org.onosproject.kubevirtnetworking.api.KubevirtNetworkService; |
| 38 | import org.onosproject.kubevirtnode.api.KubevirtApiConfigService; |
| 39 | import org.onosproject.kubevirtnode.api.KubevirtNode; |
| 40 | import org.onosproject.kubevirtnode.api.KubevirtNodeEvent; |
| 41 | import org.onosproject.kubevirtnode.api.KubevirtNodeListener; |
| 42 | import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
| 43 | import org.onosproject.net.Device; |
| 44 | import org.onosproject.net.DeviceId; |
| 45 | import org.onosproject.net.PortNumber; |
| 46 | import org.onosproject.net.behaviour.BridgeConfig; |
| 47 | import org.onosproject.net.behaviour.BridgeDescription; |
| 48 | import org.onosproject.net.behaviour.BridgeName; |
| 49 | import org.onosproject.net.behaviour.ControllerInfo; |
| 50 | import org.onosproject.net.behaviour.DefaultBridgeDescription; |
| 51 | import org.onosproject.net.behaviour.DefaultPatchDescription; |
| 52 | import org.onosproject.net.behaviour.InterfaceConfig; |
| 53 | import org.onosproject.net.behaviour.PatchDescription; |
| 54 | import org.onosproject.net.device.DeviceAdminService; |
| 55 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 56 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 57 | import org.onosproject.net.flow.TrafficSelector; |
| 58 | import org.onosproject.net.flow.TrafficTreatment; |
| 59 | import org.osgi.service.component.annotations.Activate; |
| 60 | import org.osgi.service.component.annotations.Component; |
| 61 | import org.osgi.service.component.annotations.Deactivate; |
| 62 | import org.osgi.service.component.annotations.Reference; |
| 63 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 64 | import org.slf4j.Logger; |
| 65 | |
| 66 | import java.util.List; |
| 67 | import java.util.Objects; |
| 68 | import java.util.concurrent.ExecutorService; |
| 69 | |
| 70 | import static java.lang.Thread.sleep; |
| 71 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 72 | import static org.onlab.packet.ICMP.CODE_ECHO_REQEUST; |
| 73 | import static org.onlab.packet.ICMP.TYPE_ECHO_REPLY; |
| 74 | import static org.onlab.packet.ICMP.TYPE_ECHO_REQUEST; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 75 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 76 | import static org.onosproject.kubevirtnetworking.api.Constants.DEFAULT_GATEWAY_MAC; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 77 | import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 78 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 79 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_DHCP_RULE; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 80 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_FORWARDING_RULE; |
| 81 | import static org.onosproject.kubevirtnetworking.api.Constants.PRIORITY_ICMP_RULE; |
| 82 | import static org.onosproject.kubevirtnetworking.api.Constants.TENANT_ARP_TABLE; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 83 | import static org.onosproject.kubevirtnetworking.api.Constants.TENANT_DHCP_TABLE; |
| 84 | import static org.onosproject.kubevirtnetworking.api.Constants.TENANT_FORWARDING_TABLE; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 85 | import static org.onosproject.kubevirtnetworking.api.Constants.TENANT_ICMP_TABLE; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 86 | import static org.onosproject.kubevirtnetworking.api.Constants.TENANT_INBOUND_TABLE; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 87 | import static org.onosproject.kubevirtnetworking.api.Constants.TENANT_TO_TUNNEL_PREFIX; |
| 88 | import static org.onosproject.kubevirtnetworking.api.Constants.TUNNEL_TO_TENANT_PREFIX; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 89 | import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.segmentIdHex; |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 90 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.NXM_NX_IP_TTL; |
| 91 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.NXM_OF_ICMP_TYPE; |
| 92 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildLoadExtension; |
| 93 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildMoveArpShaToThaExtension; |
| 94 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildMoveArpSpaToTpaExtension; |
| 95 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildMoveEthSrcToDstExtension; |
| 96 | import static org.onosproject.kubevirtnetworking.util.RulePopulatorUtil.buildMoveIpSrcToDstExtension; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 97 | import static org.onosproject.kubevirtnode.api.Constants.TUNNEL_BRIDGE; |
| 98 | import static org.slf4j.LoggerFactory.getLogger; |
| 99 | |
| 100 | /** |
| 101 | * Handles kubevirt network events. |
| 102 | */ |
| 103 | @Component(immediate = true) |
| 104 | public class KubevirtNetworkHandler { |
| 105 | protected final Logger log = getLogger(getClass()); |
| 106 | private static final String DEFAULT_OF_PROTO = "tcp"; |
| 107 | private static final int DEFAULT_OFPORT = 6653; |
| 108 | private static final int DPID_BEGIN = 3; |
| 109 | private static final long SLEEP_MS = 3000; // we wait 3s for init each node |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 110 | private static final int DEFAULT_TTL = 0xff; |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 111 | |
| 112 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 113 | protected CoreService coreService; |
| 114 | |
| 115 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 116 | protected ClusterService clusterService; |
| 117 | |
| 118 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 119 | protected LeadershipService leadershipService; |
| 120 | |
| 121 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 122 | protected DeviceAdminService deviceService; |
| 123 | |
| 124 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 125 | protected KubevirtApiConfigService apiConfigService; |
| 126 | |
| 127 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 128 | protected KubevirtNodeService nodeService; |
| 129 | |
| 130 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 131 | protected KubevirtNetworkService networkService; |
| 132 | |
| 133 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 134 | protected KubevirtFlowRuleService flowService; |
| 135 | |
| 136 | private final KubevirtNetworkListener networkListener = new InternalNetworkEventListener(); |
| 137 | private final KubevirtNodeListener nodeListener = new InternalNodeEventListener(); |
| 138 | |
| 139 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 140 | groupedThreads(this.getClass().getSimpleName(), "event-handler")); |
| 141 | |
| 142 | private ApplicationId appId; |
| 143 | private NodeId localNodeId; |
| 144 | |
| 145 | @Activate |
| 146 | protected void activate() { |
| 147 | appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
| 148 | localNodeId = clusterService.getLocalNode().id(); |
| 149 | networkService.addListener(networkListener); |
| 150 | nodeService.addListener(nodeListener); |
| 151 | leadershipService.runForLeadership(appId.name()); |
| 152 | |
| 153 | log.info("Started"); |
| 154 | } |
| 155 | |
| 156 | @Deactivate |
| 157 | protected void deactivate() { |
| 158 | networkService.removeListener(networkListener); |
| 159 | nodeService.removeListener(nodeListener); |
| 160 | leadershipService.withdraw(appId.name()); |
| 161 | eventExecutor.shutdown(); |
| 162 | |
| 163 | log.info("Stopped"); |
| 164 | } |
| 165 | |
| 166 | private void createBridge(KubevirtNode node, KubevirtNetwork network) { |
| 167 | |
| 168 | Device tunBridge = deviceService.getDevice(network.tenantDeviceId(node.hostname())); |
| 169 | if (tunBridge != null) { |
| 170 | log.warn("The tunnel bridge {} already exists at node {}", |
| 171 | network.tenantBridgeName(), node.hostname()); |
| 172 | setDefaultRules(node, network); |
| 173 | return; |
| 174 | } |
| 175 | |
| 176 | Device device = deviceService.getDevice(node.ovsdb()); |
| 177 | |
| 178 | IpAddress serverIp = apiConfigService.apiConfig().ipAddress(); |
| 179 | ControllerInfo controlInfo = |
| 180 | new ControllerInfo(serverIp, DEFAULT_OFPORT, DEFAULT_OF_PROTO); |
| 181 | List<ControllerInfo> controllers = Lists.newArrayList(controlInfo); |
| 182 | |
| 183 | String dpid = network.tenantDeviceId( |
| 184 | node.hostname()).toString().substring(DPID_BEGIN); |
| 185 | |
| 186 | BridgeDescription.Builder builder = DefaultBridgeDescription.builder() |
| 187 | .name(network.tenantBridgeName()) |
| 188 | .failMode(BridgeDescription.FailMode.SECURE) |
| 189 | .datapathId(dpid) |
| 190 | .disableInBand() |
| 191 | .controllers(controllers); |
| 192 | |
| 193 | BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| 194 | bridgeConfig.addBridge(builder.build()); |
| 195 | } |
| 196 | |
| 197 | private void removeBridge(KubevirtNode node, KubevirtNetwork network) { |
| 198 | Device device = deviceService.getDevice(node.ovsdb()); |
| 199 | |
| 200 | BridgeName bridgeName = BridgeName.bridgeName(network.tenantBridgeName()); |
| 201 | |
| 202 | BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| 203 | bridgeConfig.deleteBridge(bridgeName); |
| 204 | deviceService.removeDevice(network.tenantDeviceId(node.hostname())); |
| 205 | } |
| 206 | |
| 207 | private void createPatchInterface(KubevirtNode node, KubevirtNetwork network) { |
| 208 | Device device = deviceService.getDevice(node.ovsdb()); |
| 209 | |
| 210 | if (device == null || !device.is(InterfaceConfig.class)) { |
| 211 | log.error("Failed to create patch interface on {}", node.ovsdb()); |
| 212 | return; |
| 213 | } |
| 214 | |
| 215 | InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| 216 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 217 | String tenantToTunIntf = |
| 218 | TENANT_TO_TUNNEL_PREFIX + segmentIdHex(network.segmentId()); |
| 219 | String tunToTenantIntf = |
| 220 | TUNNEL_TO_TENANT_PREFIX + segmentIdHex(network.segmentId()); |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 221 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 222 | // tenant bridge -> tunnel bridge |
| 223 | PatchDescription brTenantTunPatchDesc = |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 224 | DefaultPatchDescription.builder() |
| 225 | .deviceId(network.tenantBridgeName()) |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 226 | .ifaceName(tenantToTunIntf) |
| 227 | .peer(tunToTenantIntf) |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 228 | .build(); |
| 229 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 230 | ifaceConfig.addPatchMode(tenantToTunIntf, brTenantTunPatchDesc); |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 231 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 232 | // tunnel bridge -> tenant bridge |
| 233 | PatchDescription brTunTenantPatchDesc = |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 234 | DefaultPatchDescription.builder() |
| 235 | .deviceId(TUNNEL_BRIDGE) |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 236 | .ifaceName(tunToTenantIntf) |
| 237 | .peer(tenantToTunIntf) |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 238 | .build(); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 239 | ifaceConfig.addPatchMode(tunToTenantIntf, brTunTenantPatchDesc); |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 240 | } |
| 241 | |
| 242 | private void removePatchInterface(KubevirtNode node, KubevirtNetwork network) { |
| 243 | Device device = deviceService.getDevice(node.ovsdb()); |
| 244 | |
| 245 | if (device == null || !device.is(InterfaceConfig.class)) { |
| 246 | log.error("Failed to create patch interface on {}", node.ovsdb()); |
| 247 | return; |
| 248 | } |
| 249 | |
| 250 | InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| 251 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 252 | String tunToIntIntf = TUNNEL_TO_TENANT_PREFIX + segmentIdHex(network.segmentId()); |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 253 | |
| 254 | ifaceConfig.removePatchMode(tunToIntIntf); |
| 255 | } |
| 256 | |
| 257 | private void setDefaultRules(KubevirtNode node, KubevirtNetwork network) { |
| 258 | DeviceId deviceId = network.tenantDeviceId(node.hostname()); |
| 259 | |
| 260 | while (!deviceService.isAvailable(deviceId)) { |
| 261 | log.warn("Device {} is not ready for installing rules", deviceId); |
| 262 | |
| 263 | try { |
| 264 | sleep(SLEEP_MS); |
| 265 | } catch (InterruptedException e) { |
| 266 | log.error("Failed to check device availability", e); |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | flowService.connectTables(deviceId, TENANT_INBOUND_TABLE, TENANT_DHCP_TABLE); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 271 | flowService.connectTables(deviceId, TENANT_DHCP_TABLE, TENANT_ARP_TABLE); |
| 272 | flowService.connectTables(deviceId, TENANT_ARP_TABLE, TENANT_ICMP_TABLE); |
| 273 | flowService.connectTables(deviceId, TENANT_ICMP_TABLE, TENANT_FORWARDING_TABLE); |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 274 | |
| 275 | setDhcpRule(deviceId, true); |
| 276 | setForwardingRule(deviceId, true); |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 277 | setGatewayArpRule(node, network, true); |
| 278 | setGatewayIcmpRule(node, network, true); |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 279 | |
| 280 | log.info("Install default flow rules for tenant bridge {}", network.tenantBridgeName()); |
| 281 | } |
| 282 | |
| 283 | private void setDhcpRule(DeviceId deviceId, boolean install) { |
| 284 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 285 | .matchEthType(Ethernet.TYPE_IPV4) |
| 286 | .matchIPProtocol(IPv4.PROTOCOL_UDP) |
| 287 | .matchUdpDst(TpPort.tpPort(UDP.DHCP_SERVER_PORT)) |
| 288 | .matchUdpSrc(TpPort.tpPort(UDP.DHCP_CLIENT_PORT)) |
| 289 | .build(); |
| 290 | |
| 291 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 292 | .punt() |
| 293 | .build(); |
| 294 | |
| 295 | flowService.setRule( |
| 296 | appId, |
| 297 | deviceId, |
| 298 | selector, |
| 299 | treatment, |
| 300 | PRIORITY_DHCP_RULE, |
| 301 | TENANT_DHCP_TABLE, |
| 302 | install); |
| 303 | } |
| 304 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 305 | private void setForwardingRule(DeviceId deviceId, boolean install) { |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 306 | TrafficSelector selector = DefaultTrafficSelector.builder().build(); |
| 307 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 308 | .setOutput(PortNumber.NORMAL) |
| 309 | .build(); |
| 310 | |
| 311 | flowService.setRule( |
| 312 | appId, |
| 313 | deviceId, |
| 314 | selector, |
| 315 | treatment, |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 316 | PRIORITY_FORWARDING_RULE, |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 317 | TENANT_FORWARDING_TABLE, |
| 318 | install); |
| 319 | } |
| 320 | |
Jian Li | 858ccd7 | 2021-02-04 17:25:01 +0900 | [diff] [blame] | 321 | private void setGatewayArpRule(KubevirtNode node, KubevirtNetwork network, boolean install) { |
| 322 | Device device = deviceService.getDevice(network.tenantDeviceId(node.hostname())); |
| 323 | |
| 324 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder(); |
| 325 | sBuilder.matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 326 | .matchArpOp(ARP.OP_REQUEST) |
| 327 | .matchArpTpa(Ip4Address.valueOf(network.gatewayIp().toString())); |
| 328 | |
| 329 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 330 | tBuilder.extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 331 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 332 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
| 333 | .setArpOp(ARP.OP_REPLY) |
| 334 | .setArpSha(DEFAULT_GATEWAY_MAC) |
| 335 | .setArpSpa(Ip4Address.valueOf(network.gatewayIp().toString())) |
| 336 | .setEthSrc(DEFAULT_GATEWAY_MAC) |
| 337 | .setOutput(PortNumber.IN_PORT); |
| 338 | |
| 339 | flowService.setRule( |
| 340 | appId, |
| 341 | device.id(), |
| 342 | sBuilder.build(), |
| 343 | tBuilder.build(), |
| 344 | PRIORITY_ARP_GATEWAY_RULE, |
| 345 | TENANT_ARP_TABLE, |
| 346 | install |
| 347 | ); |
| 348 | } |
| 349 | |
| 350 | private void setGatewayIcmpRule(KubevirtNode node, KubevirtNetwork network, boolean install) { |
| 351 | DeviceId deviceId = network.tenantDeviceId(node.hostname()); |
| 352 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 353 | .matchEthType(Ethernet.TYPE_IPV4) |
| 354 | .matchIPProtocol(IPv4.PROTOCOL_ICMP) |
| 355 | .matchIcmpType(TYPE_ECHO_REQUEST) |
| 356 | .matchIcmpCode(CODE_ECHO_REQEUST) |
| 357 | .matchIPDst(IpPrefix.valueOf(network.gatewayIp(), 32)); |
| 358 | |
| 359 | Device device = deviceService.getDevice(deviceId); |
| 360 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 361 | .extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 362 | .extension(buildMoveIpSrcToDstExtension(device), device.id()) |
| 363 | .extension(buildLoadExtension(device, |
| 364 | NXM_NX_IP_TTL, DEFAULT_TTL), device.id()) |
| 365 | .extension(buildLoadExtension(device, |
| 366 | NXM_OF_ICMP_TYPE, TYPE_ECHO_REPLY), device.id()) |
| 367 | .setIpSrc(network.gatewayIp()) |
| 368 | .setEthSrc(DEFAULT_GATEWAY_MAC) |
| 369 | .setOutput(PortNumber.IN_PORT); |
| 370 | |
| 371 | flowService.setRule( |
| 372 | appId, |
| 373 | deviceId, |
| 374 | sBuilder.build(), |
| 375 | tBuilder.build(), |
| 376 | PRIORITY_ICMP_RULE, |
| 377 | TENANT_ICMP_TABLE, |
| 378 | install); |
| 379 | } |
| 380 | |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 381 | private class InternalNetworkEventListener implements KubevirtNetworkListener { |
| 382 | |
| 383 | private boolean isRelevantHelper() { |
| 384 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 385 | } |
| 386 | |
| 387 | @Override |
| 388 | public void event(KubevirtNetworkEvent event) { |
| 389 | switch (event.type()) { |
| 390 | case KUBEVIRT_NETWORK_CREATED: |
| 391 | eventExecutor.execute(() -> processNetworkCreation(event.subject())); |
| 392 | break; |
| 393 | case KUBEVIRT_NETWORK_REMOVED: |
| 394 | eventExecutor.execute(() -> processNetworkRemoval(event.subject())); |
| 395 | break; |
| 396 | case KUBEVIRT_NETWORK_UPDATED: |
| 397 | default: |
| 398 | // do nothing |
| 399 | break; |
| 400 | } |
| 401 | } |
| 402 | |
| 403 | private void processNetworkCreation(KubevirtNetwork network) { |
| 404 | if (!isRelevantHelper()) { |
| 405 | return; |
| 406 | } |
| 407 | |
| 408 | switch (network.type()) { |
| 409 | case VXLAN: |
| 410 | case GRE: |
| 411 | case GENEVE: |
| 412 | initIntegrationTunnelBridge(network); |
| 413 | break; |
| 414 | case FLAT: |
Jian Li | 2ce718e | 2021-02-17 20:42:15 +0900 | [diff] [blame] | 415 | case VLAN: |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 416 | default: |
| 417 | // do nothing |
| 418 | break; |
| 419 | } |
| 420 | } |
| 421 | |
| 422 | private void processNetworkRemoval(KubevirtNetwork network) { |
| 423 | if (!isRelevantHelper()) { |
| 424 | return; |
| 425 | } |
| 426 | |
| 427 | switch (network.type()) { |
| 428 | case VXLAN: |
| 429 | case GRE: |
| 430 | case GENEVE: |
| 431 | purgeIntegrationTunnelBridge(network); |
| 432 | break; |
| 433 | case FLAT: |
Jian Li | 2ce718e | 2021-02-17 20:42:15 +0900 | [diff] [blame] | 434 | case VLAN: |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 435 | default: |
| 436 | // do nothing |
| 437 | break; |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | private void initIntegrationTunnelBridge(KubevirtNetwork network) { |
| 442 | if (network.segmentId() == null) { |
| 443 | return; |
| 444 | } |
| 445 | |
| 446 | nodeService.completeNodes().forEach(n -> { |
| 447 | createBridge(n, network); |
| 448 | createPatchInterface(n, network); |
| 449 | setDefaultRules(n, network); |
| 450 | }); |
| 451 | } |
| 452 | |
| 453 | private void purgeIntegrationTunnelBridge(KubevirtNetwork network) { |
| 454 | if (network.segmentId() == null) { |
| 455 | return; |
| 456 | } |
| 457 | |
| 458 | nodeService.completeNodes().forEach(n -> { |
| 459 | removePatchInterface(n, network); |
| 460 | removeBridge(n, network); |
| 461 | }); |
| 462 | } |
| 463 | } |
| 464 | |
| 465 | private class InternalNodeEventListener implements KubevirtNodeListener { |
| 466 | |
| 467 | private boolean isRelevantHelper() { |
| 468 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
| 469 | } |
| 470 | |
| 471 | @Override |
| 472 | public void event(KubevirtNodeEvent event) { |
| 473 | switch (event.type()) { |
| 474 | case KUBEVIRT_NODE_COMPLETE: |
| 475 | eventExecutor.execute(() -> processNodeCompletion(event.subject())); |
| 476 | break; |
| 477 | case KUBEVIRT_NODE_INCOMPLETE: |
| 478 | case KUBEVIRT_NODE_UPDATED: |
| 479 | default: |
| 480 | // do nothing |
| 481 | break; |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | private void processNodeCompletion(KubevirtNode node) { |
| 486 | if (!isRelevantHelper()) { |
| 487 | return; |
| 488 | } |
| 489 | |
| 490 | for (KubevirtNetwork network : networkService.networks()) { |
| 491 | switch (network.type()) { |
| 492 | case VXLAN: |
| 493 | case GRE: |
| 494 | case GENEVE: |
| 495 | if (network.segmentId() == null) { |
| 496 | continue; |
| 497 | } |
| 498 | createBridge(node, network); |
| 499 | createPatchInterface(node, network); |
| 500 | setDefaultRules(node, network); |
| 501 | break; |
| 502 | case FLAT: |
Jian Li | 2ce718e | 2021-02-17 20:42:15 +0900 | [diff] [blame] | 503 | case VLAN: |
Jian Li | 556709c | 2021-02-03 17:54:28 +0900 | [diff] [blame] | 504 | default: |
| 505 | // do nothing |
| 506 | break; |
| 507 | } |
| 508 | } |
| 509 | } |
| 510 | } |
| 511 | } |