| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * 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.vrouter; |
| |
| import com.google.common.collect.Lists; |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Modified; |
| import org.apache.felix.scr.annotations.Property; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.onlab.util.Tools; |
| import org.onosproject.cfg.ComponentConfigService; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.incubator.component.ComponentService; |
| import org.osgi.service.component.ComponentContext; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.Dictionary; |
| import java.util.List; |
| |
| /** |
| * Virtual router (vRouter) application. |
| */ |
| @Component(immediate = true) |
| public class Vrouter { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| private static final String APP_NAME = "org.onosproject.vrouter"; |
| private static final String FPM_MANAGER = "org.onosproject.routing.fpm.FpmManager"; |
| private static final String FIB_INSTALLER = "org.onosproject.routing.impl.SingleSwitchFibInstaller"; |
| private static final String CP_REDIRECT = "org.onosproject.routing.impl.ControlPlaneRedirectManager"; |
| private static final String DIRECT_HOST_MGR = "org.onosproject.routing.impl.DirectHostManager"; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| private CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| private ComponentService componentService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| private ComponentConfigService componentConfigService; |
| |
| /** |
| * vRouter will push flows to the switches when receiving routes by enabling |
| * FIB installer. |
| * <p> |
| * It should be turned off when vRouter is deployed in a scenario where |
| * other components that pushes the routes. |
| */ |
| @Property(name = "fibInstallerEnabled", boolValue = true, |
| label = "Enable single switch fib installer; default is true") |
| private boolean fibInstallerEnabled = true; |
| |
| private ApplicationId appId; |
| |
| private List<String> baseComponents = Lists.newArrayList(FPM_MANAGER, CP_REDIRECT, DIRECT_HOST_MGR); |
| |
| @Activate |
| protected void activate(ComponentContext context) { |
| appId = coreService.registerApplication(APP_NAME); |
| componentConfigService.registerProperties(getClass()); |
| |
| componentConfigService.preSetProperty( |
| "org.onosproject.incubator.store.routing.impl.RouteStoreImpl", |
| "distributed", "true"); |
| |
| baseComponents.forEach(name -> componentService.activate(appId, name)); |
| modified(context); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| componentConfigService.preSetProperty( |
| "org.onosproject.incubator.store.routing.impl.RouteStoreImpl", |
| "distributed", "false"); |
| |
| log.info("Stopped"); |
| } |
| |
| @Modified |
| private void modified(ComponentContext context) { |
| Dictionary<?, ?> properties = context.getProperties(); |
| if (properties == null) { |
| return; |
| } |
| |
| Boolean newFibInstallerEnabled = Tools.isPropertyEnabled(properties, "fibInstallerEnabled"); |
| if (newFibInstallerEnabled == null) { |
| log.info("fibInstallerEnabled is not configured, " + |
| "using current value of {}", fibInstallerEnabled); |
| } else { |
| fibInstallerEnabled = newFibInstallerEnabled; |
| log.info("Configured. fibInstallerEnabled set to {}, ", |
| fibInstallerEnabled ? "enabled" : "disabled"); |
| } |
| |
| if (fibInstallerEnabled) { |
| componentService.activate(appId, FIB_INSTALLER); |
| } else { |
| componentService.deactivate(appId, FIB_INSTALLER); |
| } |
| } |
| } |