| /* |
| * 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.kubevirtnetworking.impl; |
| |
| import com.google.common.base.Strings; |
| import com.google.common.collect.ImmutableSet; |
| import org.onlab.packet.IpAddress; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.event.ListenerRegistry; |
| import org.onosproject.kubevirtnetworking.api.KubevirtFlowRuleService; |
| import org.onosproject.kubevirtnetworking.api.KubevirtNetwork; |
| import org.onosproject.kubevirtnetworking.api.KubevirtNetworkAdminService; |
| import org.onosproject.kubevirtnetworking.api.KubevirtNetworkEvent; |
| import org.onosproject.kubevirtnetworking.api.KubevirtNetworkListener; |
| import org.onosproject.kubevirtnetworking.api.KubevirtNetworkService; |
| import org.onosproject.kubevirtnetworking.api.KubevirtNetworkStore; |
| import org.onosproject.kubevirtnetworking.api.KubevirtNetworkStoreDelegate; |
| import org.onosproject.kubevirtnetworking.api.KubevirtRouterService; |
| import org.onosproject.kubevirtnode.api.KubevirtNodeService; |
| import org.onosproject.net.device.DeviceService; |
| import org.onosproject.net.packet.PacketService; |
| 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.Set; |
| import java.util.stream.Collectors; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.onosproject.kubevirtnetworking.api.Constants.KUBEVIRT_NETWORKING_APP_ID; |
| import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GENEVE; |
| import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.GRE; |
| import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.STT; |
| import static org.onosproject.kubevirtnetworking.api.KubevirtNetwork.Type.VXLAN; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Provides implementation of administering and interfacing kubevirt network. |
| */ |
| @Component( |
| immediate = true, |
| service = {KubevirtNetworkAdminService.class, KubevirtNetworkService.class} |
| ) |
| public class KubevirtNetworkManager |
| extends ListenerRegistry<KubevirtNetworkEvent, KubevirtNetworkListener> |
| implements KubevirtNetworkAdminService, KubevirtNetworkService { |
| |
| protected final Logger log = getLogger(getClass()); |
| |
| private static final String MSG_NETWORK = "Kubernetes network %s %s"; |
| |
| private static final String MSG_CREATED = "created"; |
| private static final String MSG_UPDATED = "updated"; |
| private static final String MSG_REMOVED = "removed"; |
| |
| private static final String ERR_NULL_NETWORK = "Kubernetes network cannot be null"; |
| private static final String ERR_NULL_NETWORK_ID = "Kubernetes network ID cannot be null"; |
| private static final String ERR_NULL_IP = "IP address cannot be null"; |
| |
| private static final String ERR_IN_USE = " still in use"; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected DeviceService deviceService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected KubevirtNetworkStore networkStore; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected KubevirtRouterService routerService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected KubevirtNodeService kubevirtNodeService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected PacketService packetService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected KubevirtFlowRuleService kubevirtFlowRuleService; |
| |
| private final KubevirtNetworkStoreDelegate delegate = new InternalNetworkStorageDelegate(); |
| |
| private ApplicationId appId; |
| |
| @Activate |
| protected void activate() { |
| appId = coreService.registerApplication(KUBEVIRT_NETWORKING_APP_ID); |
| |
| networkStore.setDelegate(delegate); |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| networkStore.unsetDelegate(delegate); |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public void createNetwork(KubevirtNetwork network) { |
| checkNotNull(network, ERR_NULL_NETWORK); |
| checkArgument(!Strings.isNullOrEmpty(network.networkId()), ERR_NULL_NETWORK_ID); |
| |
| networkStore.createNetwork(network); |
| |
| log.info(String.format(MSG_NETWORK, network.name(), MSG_CREATED)); |
| } |
| |
| @Override |
| public void updateNetwork(KubevirtNetwork network) { |
| checkNotNull(network, ERR_NULL_NETWORK); |
| checkArgument(!Strings.isNullOrEmpty(network.networkId()), ERR_NULL_NETWORK_ID); |
| |
| networkStore.updateNetwork(network); |
| |
| log.info(String.format(MSG_NETWORK, network.networkId(), MSG_UPDATED)); |
| } |
| |
| @Override |
| public void removeNetwork(String networkId) { |
| checkArgument(!Strings.isNullOrEmpty(networkId), ERR_NULL_NETWORK_ID); |
| |
| synchronized (this) { |
| // if (isNetworkInUse(networkId)) { |
| // final String error = String.format(MSG_NETWORK, networkId, ERR_IN_USE); |
| // throw new IllegalStateException(error); |
| // } |
| KubevirtNetwork network = networkStore.removeNetwork(networkId); |
| |
| if (network != null) { |
| log.info(String.format(MSG_NETWORK, network.name(), MSG_REMOVED)); |
| } |
| } |
| } |
| |
| @Override |
| public IpAddress allocateIp(String networkId) { |
| checkArgument(!Strings.isNullOrEmpty(networkId), ERR_NULL_NETWORK_ID); |
| |
| try { |
| KubevirtNetwork network = networkStore.network(networkId); |
| IpAddress ip = network.ipPool().allocateIp(); |
| networkStore.updateNetwork(network); |
| return ip; |
| } catch (Exception e) { |
| log.error("Failed to allocate IP address", e); |
| } |
| return null; |
| } |
| |
| @Override |
| public boolean reserveIp(String networkId, IpAddress ip) { |
| checkArgument(!Strings.isNullOrEmpty(networkId), ERR_NULL_NETWORK_ID); |
| checkArgument(ip != null, ERR_NULL_IP); |
| |
| KubevirtNetwork network = networkStore.network(networkId); |
| boolean result = network.ipPool().reserveIp(ip); |
| if (result) { |
| networkStore.updateNetwork(network); |
| } else { |
| log.warn("Failed to reserve IP address"); |
| } |
| |
| return result; |
| } |
| |
| @Override |
| public void releaseIp(String networkId, IpAddress ip) { |
| checkArgument(!Strings.isNullOrEmpty(networkId), ERR_NULL_NETWORK_ID); |
| checkArgument(ip != null, ERR_NULL_IP); |
| |
| try { |
| KubevirtNetwork network = networkStore.network(networkId); |
| network.ipPool().releaseIp(ip); |
| networkStore.updateNetwork(network); |
| } catch (Exception e) { |
| log.error("Failed to allocate IP address"); |
| } |
| } |
| |
| @Override |
| public void clear() { |
| networkStore.clear(); |
| } |
| |
| @Override |
| public KubevirtNetwork network(String networkId) { |
| checkArgument(!Strings.isNullOrEmpty(networkId), ERR_NULL_NETWORK_ID); |
| return networkStore.network(networkId); |
| } |
| |
| @Override |
| public Set<KubevirtNetwork> networks() { |
| return ImmutableSet.copyOf(networkStore.networks()); |
| } |
| |
| @Override |
| public Set<KubevirtNetwork> networks(KubevirtNetwork.Type type) { |
| return ImmutableSet.copyOf(networkStore.networks().stream() |
| .filter(n -> n.type() == type).collect(Collectors.toSet())); |
| } |
| |
| @Override |
| public Set<KubevirtNetwork> tenantNetworks() { |
| return ImmutableSet.copyOf(networkStore.networks().stream() |
| .filter(n -> n.type() == VXLAN || |
| n.type() == GRE || |
| n.type() == GENEVE || |
| n.type() == STT) |
| .collect(Collectors.toSet())); |
| } |
| |
| private class InternalNetworkStorageDelegate implements KubevirtNetworkStoreDelegate { |
| |
| @Override |
| public void notify(KubevirtNetworkEvent event) { |
| if (event != null) { |
| log.trace("send kubevirt networking event {}", event); |
| process(event); |
| } |
| } |
| } |
| } |