| /* |
| * Copyright 2015 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.cpman; |
| |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Modified; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.onlab.metrics.MetricsService; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.net.device.DeviceService; |
| import org.slf4j.Logger; |
| |
| import java.util.HashSet; |
| import java.util.Optional; |
| import java.util.Set; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Control plane management application. |
| */ |
| @Component(immediate = true) |
| public class ControlPlaneManager { |
| |
| private final Logger log = getLogger(getClass()); |
| private Set<ControlMetricsObserver> controlMetricsObservers = new HashSet<>(); |
| private ControlMetricsObserver cpObserver; |
| |
| private ApplicationId appId; |
| |
| private ControlMetricsFactory cmf; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected DeviceService deviceService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected MetricsService metricsService; |
| |
| @Activate |
| public void activate() { |
| appId = coreService.registerApplication("org.onosproject.cpman"); |
| |
| cmf = ControlMetricsFactory.getInstance(metricsService, deviceService); |
| // currently disable monitoring by default |
| // cmf.startMonitor(); |
| |
| registerObserver(); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| unregisterObserver(); |
| cmf.stopMonitor(); |
| log.info("Stopped"); |
| } |
| |
| @Modified |
| public void modified() { |
| } |
| |
| private void registerObserver() { |
| cpObserver = new DefaultControlMetricsObserver(); |
| this.addControlMetricsObserver(cpObserver); |
| } |
| |
| private void unregisterObserver() { |
| this.removeControlMetricsObserver(cpObserver); |
| } |
| |
| private void executeMonitorTask() { |
| |
| // TODO: execute monitoring task with 1 minute period |
| if (cmf.isMonitor()) { |
| controlMetricsObservers.forEach(observer -> { |
| |
| // try to feed the CPU and memory stats |
| observer.feedMetrics(cmf.cpuInfoMetric(), Optional.ofNullable(null)); |
| observer.feedMetrics(cmf.memoryInfoMetric(), Optional.ofNullable(null)); |
| |
| // try to feed the control message stats |
| cmf.getDeviceIds().forEach(v -> { |
| observer.feedMetrics(cmf.inboundPacketMetrics(v), Optional.of(v)); |
| observer.feedMetrics(cmf.outboundPacketMetrics(v), Optional.of(v)); |
| observer.feedMetrics(cmf.flowmodPacketMetrics(v), Optional.of(v)); |
| observer.feedMetrics(cmf.flowrmvPacketMetrics(v), Optional.of(v)); |
| observer.feedMetrics(cmf.requestPacketMetrics(v), Optional.of(v)); |
| observer.feedMetrics(cmf.replyPacketMetrics(v), Optional.of(v)); |
| }); |
| }); |
| } |
| } |
| |
| /** |
| * Adds a new control metrics observer. |
| * |
| * @param cmObserver control metric observer instance |
| */ |
| public void addControlMetricsObserver(ControlMetricsObserver cmObserver) { |
| controlMetricsObservers.add(cmObserver); |
| } |
| |
| /** |
| * Removes an existing control metrics observer. |
| * |
| * @param cmObserver control metric observer instance |
| */ |
| public void removeControlMetricsObserver(ControlMetricsObserver cmObserver) { |
| controlMetricsObservers.remove(cmObserver); |
| } |
| } |