| /* |
| * Copyright 2016-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.ospf.controller.impl; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.google.common.collect.Sets; |
| 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.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.apache.felix.scr.annotations.Service; |
| import org.onosproject.net.driver.DriverService; |
| import org.onosproject.ospf.controller.OspfAgent; |
| import org.onosproject.ospf.controller.OspfController; |
| import org.onosproject.ospf.controller.OspfLinkListener; |
| import org.onosproject.ospf.controller.OspfLinkTed; |
| import org.onosproject.ospf.controller.OspfProcess; |
| import org.onosproject.ospf.controller.OspfRouter; |
| import org.onosproject.ospf.controller.OspfRouterListener; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * Representation of an OSPF controller implementation. |
| * Serves as a one stop shop for obtaining OSPF devices and (un)register listeners on OSPF events |
| */ |
| @Component(immediate = true) |
| @Service |
| public class OspfControllerImpl implements OspfController { |
| |
| private static final Logger log = LoggerFactory.getLogger(OspfControllerImpl.class); |
| private final Controller ctrl = new Controller(); |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected DriverService driverService; |
| protected Set<OspfRouterListener> ospfRouterListener = new HashSet<>(); |
| protected Set<OspfLinkListener> ospfLinkListener = Sets.newHashSet(); |
| protected OspfAgent agent = new InternalDeviceConfig(); |
| |
| @Activate |
| public void activate() { |
| log.info("OSPFControllerImpl activate...!!!"); |
| ctrl.start(agent, driverService); |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| ctrl.stop(); |
| log.info("Stopped"); |
| } |
| |
| |
| @Override |
| public void addRouterListener(OspfRouterListener listener) { |
| if (!ospfRouterListener.contains(listener)) { |
| this.ospfRouterListener.add(listener); |
| } |
| } |
| |
| @Override |
| public void removeRouterListener(OspfRouterListener listener) { |
| this.ospfRouterListener.remove(listener); |
| } |
| |
| @Override |
| public void addLinkListener(OspfLinkListener listener) { |
| ospfLinkListener.add(listener); |
| |
| } |
| |
| @Override |
| public void removeLinkListener(OspfLinkListener listener) { |
| ospfLinkListener.remove(listener); |
| |
| } |
| |
| @Override |
| public Set<OspfRouterListener> listener() { |
| return ospfRouterListener; |
| } |
| |
| @Override |
| public Set<OspfLinkListener> linkListener() { |
| return ospfLinkListener; |
| } |
| |
| |
| @Override |
| public List<OspfProcess> getAllConfiguredProcesses() { |
| List<OspfProcess> processes = ctrl.getAllConfiguredProcesses(); |
| return processes; |
| } |
| |
| @Override |
| public void updateConfig(JsonNode processesNode) { |
| try { |
| List<OspfProcess> ospfProcesses = OspfConfigUtil.processes(processesNode); |
| //if there is interface details then update configuration |
| if (!ospfProcesses.isEmpty() && |
| ospfProcesses.get(0).areas() != null && !ospfProcesses.get(0).areas().isEmpty() && |
| ospfProcesses.get(0).areas().get(0) != null && |
| !ospfProcesses.get(0).areas().get(0).ospfInterfaceList().isEmpty()) { |
| ctrl.updateConfig(ospfProcesses); |
| } |
| } catch (Exception e) { |
| log.debug("Error::updateConfig::{}", e.getMessage()); |
| } |
| } |
| |
| @Override |
| public void deleteConfig(List<OspfProcess> processes, String attribute) { |
| } |
| |
| /** |
| * Notifier for internal OSPF device and link changes. |
| */ |
| private class InternalDeviceConfig implements OspfAgent { |
| |
| @Override |
| public boolean addConnectedRouter(OspfRouter ospfRouter) { |
| for (OspfRouterListener l : listener()) { |
| l.routerAdded(ospfRouter); |
| } |
| return true; |
| } |
| |
| @Override |
| public void removeConnectedRouter(OspfRouter ospfRouter) { |
| for (OspfRouterListener l : listener()) { |
| l.routerRemoved(ospfRouter); |
| } |
| } |
| |
| @Override |
| public void addLink(OspfRouter ospfRouter, OspfLinkTed ospfLinkTed) { |
| for (OspfLinkListener l : linkListener()) { |
| l.addLink(ospfRouter, ospfLinkTed); |
| } |
| |
| } |
| |
| @Override |
| public void deleteLink(OspfRouter ospfRouter, OspfLinkTed ospfLinkTed) { |
| for (OspfLinkListener l : linkListener()) { |
| l.deleteLink(ospfRouter, ospfLinkTed); |
| } |
| } |
| } |
| } |