| /* |
| * Copyright 2020-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.k8snode.impl; |
| |
| import org.onosproject.cluster.ClusterService; |
| import org.onosproject.cluster.LeadershipService; |
| import org.onosproject.cluster.NodeId; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.k8snode.api.K8sBridge; |
| import org.onosproject.k8snode.api.K8sHost; |
| import org.onosproject.k8snode.api.K8sHostAdminService; |
| import org.onosproject.k8snode.api.K8sHostEvent; |
| import org.onosproject.k8snode.api.K8sHostHandler; |
| import org.onosproject.k8snode.api.K8sHostListener; |
| import org.onosproject.k8snode.api.K8sHostState; |
| import org.onosproject.k8snode.api.K8sNode; |
| import org.onosproject.k8snode.api.K8sNodeAdminService; |
| import org.onosproject.k8snode.api.K8sRouterBridge; |
| import org.onosproject.k8snode.api.K8sTunnelBridge; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.Port; |
| import org.onosproject.net.behaviour.BridgeConfig; |
| import org.onosproject.net.behaviour.BridgeDescription; |
| import org.onosproject.net.behaviour.ControllerInfo; |
| import org.onosproject.net.behaviour.DefaultBridgeDescription; |
| import org.onosproject.net.behaviour.DefaultPatchDescription; |
| import org.onosproject.net.behaviour.DefaultTunnelDescription; |
| import org.onosproject.net.behaviour.InterfaceConfig; |
| import org.onosproject.net.behaviour.PatchDescription; |
| import org.onosproject.net.behaviour.TunnelDescription; |
| import org.onosproject.net.behaviour.TunnelEndPoints; |
| import org.onosproject.net.behaviour.TunnelKey; |
| import org.onosproject.net.device.DeviceAdminService; |
| import org.onosproject.net.device.DeviceEvent; |
| import org.onosproject.net.device.DeviceListener; |
| import org.onosproject.net.device.DeviceService; |
| import org.onosproject.ovsdb.controller.OvsdbClientService; |
| import org.onosproject.ovsdb.controller.OvsdbController; |
| import org.onosproject.ovsdb.controller.OvsdbNodeId; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.concurrent.ExecutorService; |
| import java.util.stream.Collectors; |
| |
| import static java.lang.Thread.sleep; |
| import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| import static org.onlab.packet.TpPort.tpPort; |
| import static org.onlab.util.Tools.groupedThreads; |
| import static org.onosproject.k8snode.api.Constants.GENEVE; |
| import static org.onosproject.k8snode.api.Constants.GRE; |
| import static org.onosproject.k8snode.api.Constants.OS_INTEGRATION_BRIDGE; |
| import static org.onosproject.k8snode.api.Constants.VXLAN; |
| import static org.onosproject.k8snode.api.K8sHostState.COMPLETE; |
| import static org.onosproject.k8snode.api.K8sHostState.DEVICE_CREATED; |
| import static org.onosproject.k8snode.api.K8sHostState.INCOMPLETE; |
| import static org.onosproject.k8snode.api.K8sHostState.INIT; |
| import static org.onosproject.k8snode.api.K8sNodeService.APP_ID; |
| import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Service bootstraps kubernetes host. |
| */ |
| @Component(immediate = true) |
| public class DefaultK8sHostHandler implements K8sHostHandler { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private static final String DEFAULT_OF_PROTO = "tcp"; |
| private static final int DEFAULT_OFPORT = 6653; |
| private static final int DPID_BEGIN = 3; |
| private static final long SLEEP_MS = 3000; // we wait 3s |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected LeadershipService leadershipService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected ClusterService clusterService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected DeviceService deviceService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected DeviceAdminService deviceAdminService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected OvsdbController ovsdbController; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected K8sHostAdminService k8sHostAdminService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected K8sNodeAdminService k8sNodeAdminService; |
| |
| |
| private int ovsdbPortNum = 6640; |
| |
| private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| |
| private final DeviceListener ovsdbListener = new InternalOvsdbListener(); |
| private final DeviceListener bridgeListener = new InternalBridgeListener(); |
| private final K8sHostListener k8sHostListener = new InternalK8sHostListener(); |
| |
| private ApplicationId appId; |
| private NodeId localNode; |
| |
| @Activate |
| protected void activate() { |
| appId = coreService.getAppId(APP_ID); |
| localNode = clusterService.getLocalNode().id(); |
| |
| leadershipService.runForLeadership(appId.name()); |
| deviceService.addListener(ovsdbListener); |
| deviceService.addListener(bridgeListener); |
| k8sHostAdminService.addListener(k8sHostListener); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| k8sHostAdminService.removeListener(k8sHostListener); |
| deviceService.removeListener(bridgeListener); |
| deviceService.removeListener(ovsdbListener); |
| leadershipService.withdraw(appId.name()); |
| eventExecutor.shutdown(); |
| |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public void processInitState(K8sHost k8sHost) { |
| if (!isOvsdbConnected(k8sHost, ovsdbPortNum, ovsdbController, deviceService)) { |
| ovsdbController.connect(k8sHost.hostIp(), tpPort(ovsdbPortNum)); |
| return; |
| } |
| |
| for (K8sTunnelBridge tunBridge : k8sHost.tunBridges()) { |
| if (!deviceService.isAvailable(tunBridge.deviceId())) { |
| createBridge(k8sHost.ovsdb(), tunBridge); |
| } |
| } |
| |
| for (K8sRouterBridge routerBridge : k8sHost.routerBridges()) { |
| if (!deviceService.isAvailable(routerBridge.deviceId())) { |
| createBridge(k8sHost.ovsdb(), routerBridge); |
| } |
| } |
| } |
| |
| @Override |
| public void processDeviceCreatedState(K8sHost k8sHost) { |
| try { |
| if (!isOvsdbConnected(k8sHost, ovsdbPortNum, ovsdbController, deviceService)) { |
| ovsdbController.connect(k8sHost.hostIp(), tpPort(ovsdbPortNum)); |
| return; |
| } |
| |
| // create patch ports into tunnel bridge face to integration bridge |
| for (K8sTunnelBridge bridge : k8sHost.tunBridges()) { |
| for (String node : k8sHost.nodeNames()) { |
| K8sNode k8sNode = k8sNodeAdminService.node(node); |
| if (k8sNode.segmentId() == bridge.tunnelId()) { |
| createTunnelPatchInterfaces(k8sHost.ovsdb(), bridge, k8sNode); |
| createInterPatchInterfaces(k8sHost.ovsdb(), k8sNode); |
| } |
| } |
| } |
| |
| // create tunnel ports |
| for (K8sTunnelBridge bridge : k8sHost.tunBridges()) { |
| if (!isTunPortEnabled(bridge, bridge.vxlanPortName())) { |
| createVxlanTunnelInterface(k8sHost.ovsdb(), bridge); |
| } |
| |
| if (!isTunPortEnabled(bridge, bridge.grePortName())) { |
| createGreTunnelInterface(k8sHost.ovsdb(), bridge); |
| } |
| |
| if (!isTunPortEnabled(bridge, bridge.genevePortName())) { |
| createGeneveTunnelInterface(k8sHost.ovsdb(), bridge); |
| } |
| } |
| |
| // create patch ports into router bridge face to external bridge |
| for (K8sRouterBridge bridge : k8sHost.routerBridges()) { |
| for (String node : k8sHost.nodeNames()) { |
| K8sNode k8sNode = k8sNodeAdminService.node(node); |
| if (k8sNode.segmentId() == bridge.segmentId()) { |
| createRouterPatchInterfaces(k8sHost.ovsdb(), bridge, k8sNode); |
| } |
| } |
| } |
| } catch (Exception e) { |
| log.error("Exception occurred because of {}", e); |
| } |
| } |
| |
| @Override |
| public void processCompleteState(K8sHost k8sHost) { |
| // do something if needed |
| } |
| |
| @Override |
| public void processIncompleteState(K8sHost k8sHost) { |
| // do something if needed |
| } |
| |
| private void createBridge(DeviceId ovsdb, K8sBridge bridge) { |
| Device device = deviceService.getDevice(ovsdb); |
| |
| List<ControllerInfo> controllers = clusterService.getNodes().stream() |
| .map(n -> new ControllerInfo(n.ip(), DEFAULT_OFPORT, DEFAULT_OF_PROTO)) |
| .collect(Collectors.toList()); |
| |
| String dpid = bridge.dpid().substring(DPID_BEGIN); |
| |
| BridgeDescription.Builder builder = DefaultBridgeDescription.builder() |
| .name(bridge.name()) |
| .failMode(BridgeDescription.FailMode.SECURE) |
| .datapathId(dpid) |
| .disableInBand() |
| .controllers(controllers); |
| |
| BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| bridgeConfig.addBridge(builder.build()); |
| } |
| |
| private void createTunnelPatchInterfaces(DeviceId ovsdb, K8sBridge bridge, K8sNode k8sNode) { |
| Device device = deviceService.getDevice(ovsdb); |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to create patch interface on {}", ovsdb); |
| return; |
| } |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| |
| // tunnel bridge -> k8s integration bridge |
| PatchDescription brTunIntPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(bridge.name()) |
| .ifaceName(k8sNode.tunToIntgPatchPortName()) |
| .peer(k8sNode.intgToTunPatchPortName()) |
| .build(); |
| |
| ifaceConfig.addPatchMode(k8sNode.tunToIntgPatchPortName(), brTunIntPatchDesc); |
| } |
| |
| private void createInterPatchInterfaces(DeviceId ovsdb, K8sNode k8sNode) { |
| Device device = deviceService.getDevice(ovsdb); |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to create patch interface on {}", ovsdb); |
| return; |
| } |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| |
| // openstack integration bridge -> k8s integration bridge |
| PatchDescription osIntK8sIntPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(OS_INTEGRATION_BRIDGE) |
| .ifaceName(k8sNode.osToK8sIntgPatchPortName()) |
| .peer(k8sNode.k8sIntgToOsPatchPortName()) |
| .build(); |
| ifaceConfig.addPatchMode(k8sNode.osToK8sIntgPatchPortName(), osIntK8sIntPatchDesc); |
| |
| // openstack integration bridge -> k8s external bridge |
| PatchDescription osIntK8sExPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(OS_INTEGRATION_BRIDGE) |
| .ifaceName(k8sNode.osToK8sExtPatchPortName()) |
| .peer(k8sNode.k8sExtToOsPatchPortName()) |
| .build(); |
| ifaceConfig.addPatchMode(k8sNode.osToK8sExtPatchPortName(), osIntK8sExPatchDesc); |
| } |
| |
| private void createRouterPatchInterfaces(DeviceId ovsdb, K8sBridge bridge, K8sNode k8sNode) { |
| Device device = deviceService.getDevice(ovsdb); |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to create patch interface on {}", ovsdb); |
| return; |
| } |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| |
| // router bridge -> external bridge |
| PatchDescription brRouterExtPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(bridge.name()) |
| .ifaceName(k8sNode.routerToExtPatchPortName()) |
| .peer(k8sNode.extToRouterPatchPortName()) |
| .build(); |
| |
| ifaceConfig.addPatchMode(k8sNode.tunToIntgPatchPortName(), brRouterExtPatchDesc); |
| } |
| |
| private void createVxlanTunnelInterface(DeviceId ovsdb, K8sTunnelBridge bridge) { |
| createTunnelInterface(ovsdb, bridge, VXLAN, bridge.vxlanPortName()); |
| } |
| |
| private void createGreTunnelInterface(DeviceId ovsdb, K8sTunnelBridge bridge) { |
| createTunnelInterface(ovsdb, bridge, GRE, bridge.grePortName()); |
| } |
| |
| private void createGeneveTunnelInterface(DeviceId ovsdb, K8sTunnelBridge bridge) { |
| createTunnelInterface(ovsdb, bridge, GENEVE, bridge.genevePortName()); |
| } |
| |
| private void createTunnelInterface(DeviceId ovsdb, K8sTunnelBridge bridge, |
| String type, String intfName) { |
| if (isTunPortEnabled(bridge, intfName)) { |
| return; |
| } |
| |
| Device device = deviceService.getDevice(ovsdb); |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to create tunnel interface on {}", ovsdb); |
| return; |
| } |
| |
| TunnelDescription tunnelDesc = buildTunnelDesc(bridge, type, intfName); |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| ifaceConfig.addTunnelMode(intfName, tunnelDesc); |
| } |
| |
| private TunnelDescription buildTunnelDesc(K8sTunnelBridge bridge, String type, String intfName) { |
| TunnelKey<String> key = new TunnelKey<>(String.valueOf(bridge.tunnelId())); |
| |
| if (VXLAN.equals(type) || GRE.equals(type) || GENEVE.equals(type)) { |
| TunnelDescription.Builder tdBuilder = |
| DefaultTunnelDescription.builder() |
| .deviceId(bridge.name()) |
| .ifaceName(intfName) |
| .remote(TunnelEndPoints.flowTunnelEndpoint()) |
| .key(key); |
| |
| switch (type) { |
| case VXLAN: |
| tdBuilder.type(TunnelDescription.Type.VXLAN); |
| break; |
| case GRE: |
| tdBuilder.type(TunnelDescription.Type.GRE); |
| break; |
| case GENEVE: |
| tdBuilder.type(TunnelDescription.Type.GENEVE); |
| break; |
| default: |
| return null; |
| } |
| |
| return tdBuilder.build(); |
| } |
| |
| return null; |
| } |
| |
| private boolean isOvsdbConnected(K8sHost host, int ovsdbPort, |
| OvsdbController ovsdbController, |
| DeviceService deviceService) { |
| OvsdbClientService client = getOvsdbClient(host, ovsdbPort, ovsdbController); |
| return deviceService.isAvailable(host.ovsdb()) && |
| client != null && |
| client.isConnected(); |
| } |
| |
| private OvsdbClientService getOvsdbClient(K8sHost host, int ovsdbPort, |
| OvsdbController ovsdbController) { |
| OvsdbNodeId ovsdb = new OvsdbNodeId(host.hostIp(), ovsdbPort); |
| return ovsdbController.getOvsdbClient(ovsdb); |
| } |
| |
| private boolean isCurrentStateDone(K8sHost k8sHost) { |
| switch (k8sHost.state()) { |
| case INIT: |
| return isInitStateDone(k8sHost); |
| case DEVICE_CREATED: |
| return isDeviceCreatedStateDone(k8sHost); |
| case COMPLETE: |
| case INCOMPLETE: |
| return false; |
| default: |
| return true; |
| } |
| } |
| |
| private boolean isInitStateDone(K8sHost k8sHost) { |
| if (!isOvsdbConnected(k8sHost, ovsdbPortNum, |
| ovsdbController, deviceService)) { |
| return false; |
| } |
| |
| try { |
| // we need to wait a while, in case interface and bridge |
| // creation requires some time |
| sleep(SLEEP_MS); |
| } catch (InterruptedException e) { |
| log.error("Exception caused during init state checking..."); |
| } |
| |
| for (K8sBridge tunBridge : k8sHost.tunBridges()) { |
| if (!deviceService.isAvailable(tunBridge.deviceId())) { |
| return false; |
| } |
| } |
| |
| for (K8sBridge routerBridge: k8sHost.routerBridges()) { |
| if (!deviceService.isAvailable(routerBridge.deviceId())) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| private boolean isDeviceCreatedStateDone(K8sHost k8sHost) { |
| try { |
| // we need to wait a while, in case interface and bridge |
| // creation requires some time |
| sleep(SLEEP_MS); |
| } catch (InterruptedException e) { |
| log.error("Exception caused during init state checking..."); |
| } |
| |
| for (K8sTunnelBridge bridge: k8sHost.tunBridges()) { |
| if (!isTunPortEnabled(bridge, bridge.vxlanPortName())) { |
| return false; |
| } |
| if (!isTunPortEnabled(bridge, bridge.grePortName())) { |
| return false; |
| } |
| if (!isTunPortEnabled(bridge, bridge.genevePortName())) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| private boolean isTunPortEnabled(K8sTunnelBridge tunBridge, String intf) { |
| return deviceService.isAvailable(tunBridge.deviceId()) && |
| deviceService.getPorts(tunBridge.deviceId()).stream() |
| .anyMatch(port -> Objects.equals( |
| port.annotations().value(PORT_NAME), intf) && |
| port.isEnabled()); |
| } |
| |
| /** |
| * Configures the kubernetes host with new state. |
| * |
| * @param k8sHost kubernetes host |
| * @param newState a new state |
| */ |
| private void setState(K8sHost k8sHost, K8sHostState newState) { |
| if (k8sHost.state() == newState) { |
| return; |
| } |
| K8sHost updated = k8sHost.updateState(newState); |
| k8sHostAdminService.updateHost(updated); |
| log.info("Changed {} state: {}", k8sHost.hostIp(), newState); |
| } |
| |
| /** |
| * Bootstraps a new kubernetes host. |
| * |
| * @param k8sHost kubernetes host |
| */ |
| private void bootstrapHost(K8sHost k8sHost) { |
| if (isCurrentStateDone(k8sHost)) { |
| setState(k8sHost, k8sHost.state().nextState()); |
| } else { |
| log.trace("Processing {} state for {}", k8sHost.state(), |
| k8sHost.hostIp()); |
| k8sHost.state().process(this, k8sHost); |
| } |
| } |
| |
| private class InternalOvsdbListener implements DeviceListener { |
| |
| @Override |
| public boolean isRelevant(DeviceEvent event) { |
| return event.subject().type() == Device.Type.CONTROLLER; |
| } |
| |
| private boolean isRelevantHelper() { |
| return Objects.equals(localNode, leadershipService.getLeader(appId.name())); |
| } |
| |
| @Override |
| public void event(DeviceEvent event) { |
| Device device = event.subject(); |
| |
| switch (event.type()) { |
| case DEVICE_AVAILABILITY_CHANGED: |
| case DEVICE_ADDED: |
| eventExecutor.execute(() -> { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| K8sHost k8sHost = k8sHostAdminService.host(device.id()); |
| |
| if (k8sHost == null) { |
| return; |
| } |
| |
| if (deviceService.isAvailable(device.id())) { |
| log.debug("OVSDB {} detected", device.id()); |
| bootstrapHost(k8sHost); |
| } |
| }); |
| break; |
| case PORT_ADDED: |
| case PORT_REMOVED: |
| case DEVICE_REMOVED: |
| default: |
| // do nothing |
| break; |
| } |
| } |
| } |
| |
| private class InternalBridgeListener implements DeviceListener { |
| |
| @Override |
| public boolean isRelevant(DeviceEvent event) { |
| return event.subject().type() == Device.Type.SWITCH; |
| } |
| |
| private boolean isRelevantHelper() { |
| return Objects.equals(localNode, leadershipService.getLeader(appId.name())); |
| } |
| |
| @Override |
| public void event(DeviceEvent event) { |
| Device device = event.subject(); |
| |
| switch (event.type()) { |
| case DEVICE_AVAILABILITY_CHANGED: |
| case DEVICE_ADDED: |
| eventExecutor.execute(() -> { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| K8sHost k8sHost = k8sHostAdminService.hostByTunBridge(device.id()); |
| |
| if (k8sHost == null) { |
| return; |
| } |
| |
| if (deviceService.isAvailable(device.id())) { |
| log.debug("Tunnel bridge created on {}", |
| k8sHost.hostIp()); |
| log.debug("OVSDB {} detected", device.id()); |
| bootstrapHost(k8sHost); |
| } else if (k8sHost.state() == COMPLETE) { |
| log.info("Device {} disconnected", device.id()); |
| setState(k8sHost, INCOMPLETE); |
| } |
| |
| if (k8sHost.state() == INCOMPLETE || |
| k8sHost.state() == DEVICE_CREATED) { |
| log.info("Device {} is reconnected", device.id()); |
| k8sHostAdminService.updateHost( |
| k8sHost.updateState(INIT)); |
| } |
| }); |
| break; |
| case PORT_UPDATED: |
| case PORT_ADDED: |
| eventExecutor.execute(() -> { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| K8sHost k8sHost = k8sHostAdminService.hostByTunBridge(device.id()); |
| |
| if (k8sHost == null) { |
| return; |
| } |
| |
| Port port = event.port(); |
| String portName = port.annotations().value(PORT_NAME); |
| if (k8sHost.state() == DEVICE_CREATED) { |
| |
| K8sTunnelBridge tunBridge = k8sHost.tunBridges().stream().filter( |
| br -> br.deviceId().equals(device.id()) |
| ).findAny().orElse(null); |
| |
| if (tunBridge != null) { |
| if (Objects.equals(portName, tunBridge.vxlanPortName()) || |
| Objects.equals(portName, tunBridge.grePortName()) || |
| Objects.equals(portName, tunBridge.genevePortName())) { |
| log.info("Interface {} added or updated to {}", |
| portName, device.id()); |
| bootstrapHost(k8sHost); |
| } |
| } |
| } |
| }); |
| break; |
| case PORT_REMOVED: |
| eventExecutor.execute(() -> { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| K8sHost k8sHost = k8sHostAdminService.hostByTunBridge(device.id()); |
| |
| if (k8sHost == null) { |
| return; |
| } |
| |
| Port port = event.port(); |
| String portName = port.annotations().value(PORT_NAME); |
| if (k8sHost.state() == COMPLETE) { |
| K8sTunnelBridge tunBridge = k8sHost.tunBridges().stream().filter( |
| br -> br.deviceId().equals(device.id()) |
| ).findAny().orElse(null); |
| |
| if (tunBridge != null) { |
| if (Objects.equals(portName, tunBridge.vxlanPortName()) || |
| Objects.equals(portName, tunBridge.grePortName()) || |
| Objects.equals(portName, tunBridge.genevePortName())) { |
| log.warn("Interface {} removed from {}", |
| portName, event.subject().id()); |
| setState(k8sHost, INCOMPLETE); |
| } |
| } |
| } |
| }); |
| break; |
| case DEVICE_REMOVED: |
| default: |
| // do nothing |
| break; |
| } |
| } |
| } |
| |
| private class InternalK8sHostListener implements K8sHostListener { |
| |
| private boolean isRelevantHelper() { |
| return Objects.equals(localNode, leadershipService.getLeader(appId.name())); |
| } |
| |
| @Override |
| public void event(K8sHostEvent event) { |
| switch (event.type()) { |
| case K8S_HOST_CREATED: |
| case K8S_HOST_UPDATED: |
| eventExecutor.execute(() -> { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| bootstrapHost(event.subject()); |
| }); |
| break; |
| case K8S_HOST_REMOVED: |
| case K8S_HOST_INCOMPLETE: |
| default: |
| break; |
| } |
| } |
| } |
| } |