| /* |
| * Copyright 2021-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.kubevirtnode.impl; |
| |
| import com.google.common.collect.Lists; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.util.Tools; |
| import org.onosproject.cfg.ComponentConfigService; |
| 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.kubevirtnode.api.KubevirtApiConfigService; |
| import org.onosproject.kubevirtnode.api.KubevirtNode; |
| import org.onosproject.kubevirtnode.api.KubevirtNodeAdminService; |
| import org.onosproject.kubevirtnode.api.KubevirtNodeEvent; |
| import org.onosproject.kubevirtnode.api.KubevirtNodeHandler; |
| import org.onosproject.kubevirtnode.api.KubevirtNodeListener; |
| import org.onosproject.kubevirtnode.api.KubevirtNodeState; |
| import org.onosproject.kubevirtnode.api.KubevirtPhyInterface; |
| 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.BridgeName; |
| 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.osgi.service.component.ComponentContext; |
| 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.Modified; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| |
| import java.util.Dictionary; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Set; |
| 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.kubevirtnode.api.Constants.BRIDGE_PREFIX; |
| import static org.onosproject.kubevirtnode.api.Constants.FLOW_KEY; |
| import static org.onosproject.kubevirtnode.api.Constants.GENEVE; |
| import static org.onosproject.kubevirtnode.api.Constants.GRE; |
| import static org.onosproject.kubevirtnode.api.Constants.INTEGRATION_BRIDGE; |
| import static org.onosproject.kubevirtnode.api.Constants.INTEGRATION_TO_PHYSICAL_PREFIX; |
| import static org.onosproject.kubevirtnode.api.Constants.INTEGRATION_TO_TUNNEL; |
| import static org.onosproject.kubevirtnode.api.Constants.PHYSICAL_TO_INTEGRATION_SUFFIX; |
| import static org.onosproject.kubevirtnode.api.Constants.TENANT_BRIDGE_PREFIX; |
| import static org.onosproject.kubevirtnode.api.Constants.TUNNEL_BRIDGE; |
| import static org.onosproject.kubevirtnode.api.Constants.TUNNEL_TO_INTEGRATION; |
| import static org.onosproject.kubevirtnode.api.Constants.VXLAN; |
| import static org.onosproject.kubevirtnode.api.KubevirtNodeService.APP_ID; |
| import static org.onosproject.kubevirtnode.api.KubevirtNodeState.COMPLETE; |
| import static org.onosproject.kubevirtnode.api.KubevirtNodeState.DEVICE_CREATED; |
| import static org.onosproject.kubevirtnode.api.KubevirtNodeState.INCOMPLETE; |
| import static org.onosproject.kubevirtnode.api.KubevirtNodeState.INIT; |
| import static org.onosproject.kubevirtnode.impl.OsgiPropertyConstants.AUTO_RECOVERY; |
| import static org.onosproject.kubevirtnode.impl.OsgiPropertyConstants.AUTO_RECOVERY_DEFAULT; |
| import static org.onosproject.kubevirtnode.impl.OsgiPropertyConstants.OVSDB_PORT; |
| import static org.onosproject.kubevirtnode.impl.OsgiPropertyConstants.OVSDB_PORT_NUM_DEFAULT; |
| import static org.onosproject.kubevirtnode.util.KubevirtNodeUtil.addOrRemoveSystemInterface; |
| import static org.onosproject.kubevirtnode.util.KubevirtNodeUtil.getBooleanProperty; |
| import static org.onosproject.kubevirtnode.util.KubevirtNodeUtil.getOvsdbClient; |
| import static org.onosproject.kubevirtnode.util.KubevirtNodeUtil.isOvsdbConnected; |
| import static org.onosproject.kubevirtnode.util.KubevirtNodeUtil.structurePortName; |
| import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Service bootstraps kubernetes node based on its type. |
| */ |
| @Component(immediate = true, |
| property = { |
| OVSDB_PORT + ":Integer=" + OVSDB_PORT_NUM_DEFAULT, |
| AUTO_RECOVERY + ":Boolean=" + AUTO_RECOVERY_DEFAULT |
| } |
| ) |
| public class DefaultKubevirtNodeHandler implements KubevirtNodeHandler { |
| |
| 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 int NETWORK_BEGIN = 3; |
| private static final long SLEEP_SHORT_MS = 1000; // we wait 1s |
| private static final long SLEEP_LONG_MS = 2000; // we wait 2s |
| |
| @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 KubevirtNodeAdminService nodeAdminService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected KubevirtApiConfigService apiConfigService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected ComponentConfigService componentConfigService; |
| |
| /** OVSDB server listen port. */ |
| private int ovsdbPortNum = OVSDB_PORT_NUM_DEFAULT; |
| |
| /** Indicates whether auto-recover kubernetes node status on switch re-conn event. */ |
| private boolean autoRecovery = AUTO_RECOVERY_DEFAULT; |
| |
| 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 KubevirtNodeListener kubevirtNodeListener = new InternalKubevirtNodeListener(); |
| |
| private ApplicationId appId; |
| private NodeId localNode; |
| |
| @Activate |
| protected void activate() { |
| appId = coreService.getAppId(APP_ID); |
| localNode = clusterService.getLocalNode().id(); |
| |
| componentConfigService.registerProperties(getClass()); |
| leadershipService.runForLeadership(appId.name()); |
| deviceService.addListener(ovsdbListener); |
| deviceService.addListener(bridgeListener); |
| nodeAdminService.addListener(kubevirtNodeListener); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| nodeAdminService.removeListener(kubevirtNodeListener); |
| deviceService.removeListener(bridgeListener); |
| deviceService.removeListener(ovsdbListener); |
| componentConfigService.unregisterProperties(getClass(), false); |
| leadershipService.withdraw(appId.name()); |
| eventExecutor.shutdown(); |
| |
| log.info("Stopped"); |
| } |
| |
| @Modified |
| protected void modified(ComponentContext context) { |
| readComponentConfiguration(context); |
| |
| log.info("Modified"); |
| } |
| |
| @Override |
| public void processInitState(KubevirtNode node) { |
| if (!isOvsdbConnected(node, ovsdbPortNum, ovsdbController, deviceService)) { |
| ovsdbController.connect(node.managementIp(), tpPort(ovsdbPortNum)); |
| return; |
| } |
| if (!deviceService.isAvailable(node.intgBridge())) { |
| createBridge(node, INTEGRATION_BRIDGE, node.intgBridge()); |
| } |
| |
| if (!deviceService.isAvailable(node.tunBridge())) { |
| createBridge(node, TUNNEL_BRIDGE, node.tunBridge()); |
| } |
| } |
| |
| @Override |
| public void processDeviceCreatedState(KubevirtNode node) { |
| try { |
| if (!isOvsdbConnected(node, ovsdbPortNum, ovsdbController, deviceService)) { |
| ovsdbController.connect(node.managementIp(), tpPort(ovsdbPortNum)); |
| return; |
| } |
| |
| // create patch ports between integration to other bridges |
| createPatchInterfaces(node); |
| |
| if (node.dataIp() != null && !isIntfEnabled(node, VXLAN)) { |
| createVxlanTunnelInterface(node); |
| } |
| |
| if (node.dataIp() != null && !isIntfEnabled(node, GRE)) { |
| createGreTunnelInterface(node); |
| } |
| |
| if (node.dataIp() != null && !isIntfEnabled(node, GENEVE)) { |
| createGeneveTunnelInterface(node); |
| } |
| |
| // provision new physical interfaces on the given node |
| // this includes creating physical bridge, attaching physical port |
| // to physical bridge, adding patch ports to both physical bridge and br-int |
| provisionPhysicalInterfaces(node); |
| |
| } catch (Exception e) { |
| log.error("Exception occurred because of {}", e); |
| } |
| } |
| |
| @Override |
| public void processCompleteState(KubevirtNode node) { |
| // do something if needed |
| } |
| |
| @Override |
| public void processIncompleteState(KubevirtNode node) { |
| // do something if needed |
| } |
| |
| @Override |
| public void processOnBoardedState(KubevirtNode node) { |
| // do something if needed |
| } |
| |
| /** |
| * Extracts properties from the component configuration context. |
| * |
| * @param context the component context |
| */ |
| private void readComponentConfiguration(ComponentContext context) { |
| Dictionary<?, ?> properties = context.getProperties(); |
| |
| Integer ovsdbPortConfigured = Tools.getIntegerProperty(properties, OVSDB_PORT); |
| if (ovsdbPortConfigured == null) { |
| ovsdbPortNum = OVSDB_PORT_NUM_DEFAULT; |
| log.info("OVSDB port is NOT configured, default value is {}", ovsdbPortNum); |
| } else { |
| ovsdbPortNum = ovsdbPortConfigured; |
| log.info("Configured. OVSDB port is {}", ovsdbPortNum); |
| } |
| |
| Boolean autoRecoveryConfigured = |
| getBooleanProperty(properties, AUTO_RECOVERY); |
| if (autoRecoveryConfigured == null) { |
| autoRecovery = AUTO_RECOVERY_DEFAULT; |
| log.info("Auto recovery flag is NOT " + |
| "configured, default value is {}", autoRecovery); |
| } else { |
| autoRecovery = autoRecoveryConfigured; |
| log.info("Configured. Auto recovery flag is {}", autoRecovery); |
| } |
| } |
| |
| /** |
| * Creates a bridge with a given name on a given kubernetes node. |
| * |
| * @param node kubevirt node |
| * @param bridgeName bridge name |
| * @param devId device identifier |
| */ |
| private void createBridge(KubevirtNode node, String bridgeName, DeviceId devId) { |
| Device device = deviceService.getDevice(node.ovsdb()); |
| |
| IpAddress serverIp = apiConfigService.apiConfig().ipAddress(); |
| ControllerInfo controlInfo = new ControllerInfo(serverIp, DEFAULT_OFPORT, DEFAULT_OF_PROTO); |
| List<ControllerInfo> controllers = Lists.newArrayList(controlInfo); |
| |
| String dpid = devId.toString().substring(DPID_BEGIN); |
| |
| BridgeDescription.Builder builder = DefaultBridgeDescription.builder() |
| .name(bridgeName) |
| .failMode(BridgeDescription.FailMode.SECURE) |
| .datapathId(dpid) |
| .disableInBand() |
| .controllers(controllers); |
| |
| BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| bridgeConfig.addBridge(builder.build()); |
| } |
| |
| /** |
| * Creates a VXLAN tunnel interface in a given kubevirt node. |
| * |
| * @param node kubevirt node |
| */ |
| private void createVxlanTunnelInterface(KubevirtNode node) { |
| createTunnelInterface(node, VXLAN, VXLAN); |
| } |
| |
| /** |
| * Creates a GRE tunnel interface in a given kubevirt node. |
| * |
| * @param node kubevirt node |
| */ |
| private void createGreTunnelInterface(KubevirtNode node) { |
| createTunnelInterface(node, GRE, GRE); |
| } |
| |
| /** |
| * Creates a GENEVE tunnel interface in a given kubevirt node. |
| * |
| * @param node kubevirt node |
| */ |
| private void createGeneveTunnelInterface(KubevirtNode node) { |
| createTunnelInterface(node, GENEVE, GENEVE); |
| } |
| |
| /** |
| * Creates a tunnel interface in a given kubernetes node. |
| * |
| * @param node kubevirt node |
| */ |
| private void createTunnelInterface(KubevirtNode node, |
| String type, String intfName) { |
| if (isIntfEnabled(node, intfName)) { |
| return; |
| } |
| |
| Device device = deviceService.getDevice(node.ovsdb()); |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to create tunnel interface on {}", node.ovsdb()); |
| return; |
| } |
| |
| TunnelDescription tunnelDesc = buildTunnelDesc(type, intfName); |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| ifaceConfig.addTunnelMode(intfName, tunnelDesc); |
| } |
| |
| /** |
| * Builds tunnel description according to the network type. |
| * |
| * @param type network type |
| * @return tunnel description |
| */ |
| private TunnelDescription buildTunnelDesc(String type, String intfName) { |
| TunnelKey<String> key = new TunnelKey<>(FLOW_KEY); |
| if (VXLAN.equals(type) || GRE.equals(type) || GENEVE.equals(type)) { |
| TunnelDescription.Builder tdBuilder = |
| DefaultTunnelDescription.builder() |
| .deviceId(TUNNEL_BRIDGE) |
| .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; |
| } |
| |
| /** |
| * Checks whether a given network interface in a given kubernetes node |
| * is enabled or not. |
| * |
| * @param node kubevirt node |
| * @param intf network interface name |
| * @return true if the given interface is enabled, false otherwise |
| */ |
| private boolean isIntfEnabled(KubevirtNode node, String intf) { |
| return deviceService.isAvailable(node.tunBridge()) && |
| deviceService.getPorts(node.tunBridge()).stream() |
| .anyMatch(port -> Objects.equals( |
| port.annotations().value(PORT_NAME), intf) && |
| port.isEnabled()); |
| } |
| |
| private void createPatchInterfaces(KubevirtNode node) { |
| Device device = deviceService.getDevice(node.ovsdb()); |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to create patch interface on {}", node.ovsdb()); |
| return; |
| } |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| |
| // integration bridge -> tunnel bridge |
| PatchDescription brIntTunPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(INTEGRATION_BRIDGE) |
| .ifaceName(INTEGRATION_TO_TUNNEL) |
| .peer(TUNNEL_TO_INTEGRATION) |
| .build(); |
| |
| ifaceConfig.addPatchMode(INTEGRATION_TO_TUNNEL, brIntTunPatchDesc); |
| |
| // tunnel bridge -> integration bridge |
| PatchDescription brTunIntPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(TUNNEL_BRIDGE) |
| .ifaceName(TUNNEL_TO_INTEGRATION) |
| .peer(INTEGRATION_TO_TUNNEL) |
| .build(); |
| |
| ifaceConfig.addPatchMode(TUNNEL_TO_INTEGRATION, brTunIntPatchDesc); |
| } |
| |
| /** |
| * Bootstraps a new kubevirt node. |
| * |
| * @param node kubevirt node |
| */ |
| private void bootstrapNode(KubevirtNode node) { |
| if (isCurrentStateDone(node)) { |
| setState(node, node.state().nextState()); |
| } else { |
| log.trace("Processing {} state for {}", node.state(), node.hostname()); |
| node.state().process(this, node); |
| } |
| } |
| |
| /** |
| * Removes the existing kubevirt node. |
| * |
| * @param node kubevirt node |
| */ |
| private void removeNode(KubevirtNode node) { |
| OvsdbClientService client = getOvsdbClient(node, ovsdbPortNum, ovsdbController); |
| if (client == null) { |
| log.info("Failed to get ovsdb client"); |
| return; |
| } |
| |
| // unprovision physical interfaces from the node |
| // this procedure includes detaching physical port from physical bridge, |
| // remove patch ports from br-int, removing physical bridge |
| unprovisionPhysicalInterfaces(node); |
| |
| // delete tunnel bridge from the node |
| client.dropBridge(TUNNEL_BRIDGE); |
| |
| // delete integration bridge from the node |
| client.dropBridge(INTEGRATION_BRIDGE); |
| } |
| |
| /** |
| * Checks whether all requirements for this state are fulfilled or not. |
| * |
| * @param node kubevirt node |
| * @return true if all requirements are fulfilled, false otherwise |
| */ |
| private boolean isCurrentStateDone(KubevirtNode node) { |
| switch (node.state()) { |
| case INIT: |
| return isInitStateDone(node); |
| case DEVICE_CREATED: |
| return isDeviceCreatedStateDone(node); |
| case COMPLETE: |
| case INCOMPLETE: |
| case ON_BOARDED: |
| // always return false |
| // run init CLI to re-trigger node bootstrap |
| return false; |
| default: |
| return true; |
| } |
| } |
| |
| private boolean isInitStateDone(KubevirtNode node) { |
| if (!isOvsdbConnected(node, ovsdbPortNum, |
| ovsdbController, deviceService)) { |
| return false; |
| } |
| |
| try { |
| // we need to wait a while, in case interfaces and bridges |
| // creation requires some time |
| sleep(SLEEP_SHORT_MS); |
| } catch (InterruptedException e) { |
| log.error("Exception caused during init state checking..."); |
| } |
| |
| cleanPhysicalInterfaces(node); |
| |
| return node.intgBridge() != null && node.tunBridge() != null && |
| deviceService.isAvailable(node.intgBridge()) && |
| deviceService.isAvailable(node.tunBridge()); |
| } |
| |
| private boolean isDeviceCreatedStateDone(KubevirtNode node) { |
| |
| try { |
| // we need to wait a while, in case tunneling ports |
| // creation requires some time |
| sleep(SLEEP_LONG_MS); |
| } catch (InterruptedException e) { |
| log.error("Exception caused during init state checking..."); |
| } |
| |
| if (node.dataIp() != null && !isIntfEnabled(node, VXLAN)) { |
| return false; |
| } |
| if (node.dataIp() != null && !isIntfEnabled(node, GRE)) { |
| return false; |
| } |
| if (node.dataIp() != null && !isIntfEnabled(node, GENEVE)) { |
| return false; |
| } |
| |
| for (KubevirtPhyInterface phyIntf : node.phyIntfs()) { |
| if (phyIntf == null) { |
| return false; |
| } |
| |
| String bridgeName = BRIDGE_PREFIX + phyIntf.network(); |
| String patchPortName = structurePortName( |
| INTEGRATION_TO_PHYSICAL_PREFIX + phyIntf.network()); |
| |
| if (!(hasPhyBridge(node, bridgeName) && |
| hasPhyPatchPort(node, patchPortName) && |
| hasPhyIntf(node, phyIntf.intf()))) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Configures the kubernetes node with new state. |
| * |
| * @param node kubevirt node |
| * @param newState a new state |
| */ |
| private void setState(KubevirtNode node, KubevirtNodeState newState) { |
| if (node.state() == newState) { |
| return; |
| } |
| KubevirtNode updated = node.updateState(newState); |
| nodeAdminService.updateNode(updated); |
| log.info("Changed {} state: {}", node.hostname(), newState); |
| } |
| |
| private void provisionPhysicalInterfaces(KubevirtNode node) { |
| node.phyIntfs().forEach(pi -> { |
| String bridgeName = BRIDGE_PREFIX + pi.network(); |
| String patchPortName = |
| structurePortName(INTEGRATION_TO_PHYSICAL_PREFIX + pi.network()); |
| |
| if (!hasPhyBridge(node, bridgeName)) { |
| createPhysicalBridge(node, pi); |
| createPhysicalPatchPorts(node, pi); |
| attachPhysicalPort(node, pi); |
| } else { |
| // in case physical bridge exists, but patch port is missing on br-int, |
| // we will add patch port to connect br-int with physical bridge |
| if (!hasPhyPatchPort(node, patchPortName)) { |
| createPhysicalPatchPorts(node, pi); |
| } |
| } |
| }); |
| } |
| |
| private void cleanPhysicalInterfaces(KubevirtNode node) { |
| Device device = deviceService.getDevice(node.ovsdb()); |
| |
| BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| |
| Set<String> bridgeNames = bridgeConfig.getBridges().stream() |
| .map(BridgeDescription::name).collect(Collectors.toSet()); |
| |
| Set<String> phyNetworkNames = node.phyIntfs().stream() |
| .map(pi -> BRIDGE_PREFIX + pi.network()).collect(Collectors.toSet()); |
| |
| // we remove existing physical bridges and patch ports, if the physical |
| // bridges are not defined in kubevirt node |
| for (String brName : bridgeNames) { |
| if (!phyNetworkNames.contains(brName)) { |
| // integration bridge and tunnel bridge should NOT be treated as |
| // physical bridges |
| if (brName.equals(INTEGRATION_BRIDGE) || |
| brName.equals(TUNNEL_BRIDGE) || |
| brName.startsWith(TENANT_BRIDGE_PREFIX)) { |
| continue; |
| } |
| removePhysicalPatchPorts(node, brName.substring(NETWORK_BEGIN)); |
| removePhysicalBridge(node, brName.substring(NETWORK_BEGIN)); |
| } |
| } |
| } |
| |
| private void unprovisionPhysicalInterfaces(KubevirtNode node) { |
| node.phyIntfs().forEach(pi -> { |
| detachPhysicalPort(node, pi.network(), pi.intf()); |
| removePhysicalPatchPorts(node, pi.network()); |
| removePhysicalBridge(node, pi.network()); |
| }); |
| } |
| |
| private boolean hasPhyBridge(KubevirtNode node, String bridgeName) { |
| BridgeConfig bridgeConfig = |
| deviceService.getDevice(node.ovsdb()).as(BridgeConfig.class); |
| return bridgeConfig.getBridges().stream() |
| .anyMatch(br -> br.name().equals(bridgeName)); |
| } |
| |
| private boolean hasPhyPatchPort(KubevirtNode node, String patchPortName) { |
| List<Port> ports = deviceService.getPorts(node.intgBridge()); |
| return ports.stream().anyMatch(p -> |
| p.annotations().value(PORT_NAME).equals(patchPortName)); |
| } |
| |
| private boolean hasPhyIntf(KubevirtNode node, String intfName) { |
| BridgeConfig bridgeConfig = |
| deviceService.getDevice(node.ovsdb()).as(BridgeConfig.class); |
| return bridgeConfig.getPorts().stream() |
| .anyMatch(p -> p.annotations().value(PORT_NAME).equals(intfName)); |
| } |
| |
| private void createPhysicalBridge(KubevirtNode osNode, |
| KubevirtPhyInterface phyInterface) { |
| Device device = deviceService.getDevice(osNode.ovsdb()); |
| |
| String bridgeName = BRIDGE_PREFIX + phyInterface.network(); |
| |
| BridgeDescription.Builder builder = DefaultBridgeDescription.builder() |
| .name(bridgeName) |
| .mcastSnoopingEnable(); |
| |
| BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| bridgeConfig.addBridge(builder.build()); |
| } |
| |
| private void removePhysicalBridge(KubevirtNode node, String network) { |
| Device device = deviceService.getDevice(node.ovsdb()); |
| |
| BridgeName bridgeName = BridgeName.bridgeName(BRIDGE_PREFIX + network); |
| |
| BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| bridgeConfig.deleteBridge(bridgeName); |
| } |
| |
| private void createPhysicalPatchPorts(KubevirtNode node, |
| KubevirtPhyInterface phyInterface) { |
| Device device = deviceService.getDevice(node.ovsdb()); |
| |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to create patch interface on {}", node.ovsdb()); |
| return; |
| } |
| |
| String physicalDeviceId = BRIDGE_PREFIX + phyInterface.network(); |
| |
| String intToPhyPatchPort = structurePortName( |
| INTEGRATION_TO_PHYSICAL_PREFIX + phyInterface.network()); |
| String phyToIntPatchPort = structurePortName( |
| phyInterface.network() + PHYSICAL_TO_INTEGRATION_SUFFIX); |
| |
| // integration bridge -> physical bridge |
| PatchDescription intToPhyPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(INTEGRATION_BRIDGE) |
| .ifaceName(intToPhyPatchPort) |
| .peer(phyToIntPatchPort) |
| .build(); |
| |
| // physical bridge -> integration bridge |
| PatchDescription phyToIntPatchDesc = |
| DefaultPatchDescription.builder() |
| .deviceId(physicalDeviceId) |
| .ifaceName(phyToIntPatchPort) |
| .peer(intToPhyPatchPort) |
| .build(); |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| ifaceConfig.addPatchMode(INTEGRATION_TO_PHYSICAL_PREFIX + |
| phyInterface.network(), intToPhyPatchDesc); |
| ifaceConfig.addPatchMode(phyInterface.network() + |
| PHYSICAL_TO_INTEGRATION_SUFFIX, phyToIntPatchDesc); |
| |
| addOrRemoveSystemInterface(node, physicalDeviceId, |
| phyInterface.intf(), deviceService, true); |
| } |
| |
| private void removePhysicalPatchPorts(KubevirtNode node, String network) { |
| Device device = deviceService.getDevice(node.ovsdb()); |
| |
| if (device == null || !device.is(InterfaceConfig.class)) { |
| log.error("Failed to remove patch interface on {}", node.ovsdb()); |
| return; |
| } |
| |
| String intToPhyPatchPort = structurePortName( |
| INTEGRATION_TO_PHYSICAL_PREFIX + network); |
| |
| InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| ifaceConfig.removePatchMode(intToPhyPatchPort); |
| } |
| |
| private void attachPhysicalPort(KubevirtNode node, |
| KubevirtPhyInterface phyInterface) { |
| |
| String physicalDeviceId = BRIDGE_PREFIX + phyInterface.network(); |
| |
| addOrRemoveSystemInterface(node, physicalDeviceId, |
| phyInterface.intf(), deviceService, true); |
| } |
| |
| private void detachPhysicalPort(KubevirtNode node, String network, String portName) { |
| String physicalDeviceId = BRIDGE_PREFIX + network; |
| |
| addOrRemoveSystemInterface(node, physicalDeviceId, portName, deviceService, false); |
| } |
| |
| /** |
| * An internal OVSDB listener. This listener is used for listening the |
| * network facing events from OVSDB device. If a new OVSDB device is detected, |
| * ONOS tries to bootstrap the kubernetes node. |
| */ |
| 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; |
| } |
| |
| KubevirtNode node = nodeAdminService.node(device.id()); |
| |
| if (node == null) { |
| return; |
| } |
| |
| if (deviceService.isAvailable(device.id())) { |
| log.debug("OVSDB {} detected", device.id()); |
| bootstrapNode(node); |
| } |
| }); |
| break; |
| case PORT_ADDED: |
| case PORT_REMOVED: |
| case DEVICE_REMOVED: |
| default: |
| // do nothing |
| break; |
| } |
| } |
| } |
| |
| /** |
| * An internal integration bridge listener. This listener is used for |
| * listening the events from integration bridge. To listen the events from |
| * other types of bridge such as provider bridge or tunnel bridge, we need |
| * to augment KubevirtNodeService.node() method. |
| */ |
| 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(); |
| Port port = event.port(); |
| |
| switch (event.type()) { |
| case DEVICE_AVAILABILITY_CHANGED: |
| case DEVICE_ADDED: |
| eventExecutor.execute(() -> processDeviceAddition(device)); |
| break; |
| case PORT_UPDATED: |
| case PORT_ADDED: |
| eventExecutor.execute(() -> processPortAddition(device, port)); |
| break; |
| case PORT_REMOVED: |
| eventExecutor.execute(() -> processPortRemoval(device, port)); |
| break; |
| case DEVICE_REMOVED: |
| default: |
| // do nothing |
| break; |
| } |
| } |
| |
| void processDeviceAddition(Device device) { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| KubevirtNode node = nodeAdminService.node(device.id()); |
| |
| if (node == null) { |
| return; |
| } |
| |
| if (deviceService.isAvailable(device.id())) { |
| log.debug("Bridge created on {}", node.hostname()); |
| bootstrapNode(node); |
| } else if (node.state() == COMPLETE) { |
| log.info("Device {} disconnected", device.id()); |
| setState(node, INCOMPLETE); |
| } |
| |
| if (autoRecovery) { |
| if (node.state() == INCOMPLETE || node.state() == DEVICE_CREATED) { |
| log.info("Device {} is reconnected", device.id()); |
| nodeAdminService.updateNode(node.updateState(INIT)); |
| } |
| } |
| } |
| |
| void processPortAddition(Device device, Port port) { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| KubevirtNode node = nodeAdminService.nodeByTunBridge(device.id()); |
| |
| if (node == null) { |
| return; |
| } |
| |
| String portName = port.annotations().value(PORT_NAME); |
| if (node.state() == DEVICE_CREATED && ( |
| Objects.equals(portName, VXLAN) || |
| Objects.equals(portName, GRE) || |
| Objects.equals(portName, GENEVE))) { |
| log.info("Interface {} added or updated to {}", |
| portName, device.id()); |
| bootstrapNode(node); |
| } |
| } |
| |
| void processPortRemoval(Device device, Port port) { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| |
| KubevirtNode node = nodeAdminService.node(device.id()); |
| |
| if (node == null) { |
| return; |
| } |
| |
| String portName = port.annotations().value(PORT_NAME); |
| if (node.state() == COMPLETE && ( |
| Objects.equals(portName, VXLAN) || |
| Objects.equals(portName, GRE) || |
| Objects.equals(portName, GENEVE))) { |
| log.warn("Interface {} removed from {}", portName, device.id()); |
| setState(node, INCOMPLETE); |
| } |
| } |
| } |
| |
| /** |
| * An internal kubevirt node listener. |
| * The notification is triggered by KubevirtNodeStore. |
| */ |
| private class InternalKubevirtNodeListener implements KubevirtNodeListener { |
| |
| private boolean isRelevantHelper() { |
| return Objects.equals(localNode, leadershipService.getLeader(appId.name())); |
| } |
| |
| @Override |
| public void event(KubevirtNodeEvent event) { |
| switch (event.type()) { |
| case KUBEVIRT_NODE_CREATED: |
| case KUBEVIRT_NODE_UPDATED: |
| eventExecutor.execute(() -> { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| bootstrapNode(event.subject()); |
| }); |
| break; |
| case KUBEVIRT_NODE_REMOVED: |
| eventExecutor.execute(() -> { |
| if (!isRelevantHelper()) { |
| return; |
| } |
| removeNode(event.subject()); |
| }); |
| break; |
| case KUBEVIRT_NODE_INCOMPLETE: |
| default: |
| break; |
| } |
| } |
| } |
| } |