| /* |
| * Copyright 2014 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.cli.net; |
| |
| import com.google.common.collect.Lists; |
| import org.apache.karaf.shell.commands.Argument; |
| import org.apache.karaf.shell.commands.Command; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.net.Host; |
| import org.onosproject.net.flow.DefaultTrafficSelector; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.host.HostService; |
| import org.onosproject.net.intent.HostToHostIntent; |
| import org.onosproject.net.intent.Intent; |
| import org.onosproject.net.intent.IntentService; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Installs point-to-point connectivity intents. |
| */ |
| @Command(scope = "onos", name = "push-random-intents", |
| description = "Installs random intents to test throughput") |
| public class RandomIntentCommand extends AbstractShellCommand { |
| |
| @Argument(index = 0, name = "count", |
| description = "Number of intents to push", |
| required = true, multiValued = false) |
| String countString = null; |
| |
| private IntentService service; |
| private HostService hostService; |
| private int count; |
| |
| @Override |
| protected void execute() { |
| service = get(IntentService.class); |
| hostService = get(HostService.class); |
| |
| count = Integer.parseInt(countString); |
| |
| if (count > 0) { |
| Collection<Intent> intents = generateIntents(); |
| submitIntents(intents); |
| } else { |
| withdrawIntents(); |
| } |
| } |
| |
| private Collection<Intent> generateIntents() { |
| TrafficSelector selector = DefaultTrafficSelector.builder().build(); |
| TrafficTreatment treatment = DefaultTrafficTreatment.builder().build(); |
| |
| List<Host> hosts = Lists.newArrayList(hostService.getHosts()); |
| List<Intent> fullMesh = Lists.newArrayList(); |
| for (int i = 0; i < hosts.size(); i++) { |
| for (int j = i + 1; j < hosts.size(); j++) { |
| fullMesh.add(new HostToHostIntent(appId(), |
| hosts.get(i).id(), |
| hosts.get(j).id(), |
| selector, treatment)); |
| } |
| } |
| Collections.shuffle(fullMesh); |
| return fullMesh.subList(0, Math.min(count, fullMesh.size())); |
| } |
| |
| private void submitIntents(Collection<Intent> intents) { |
| for (Intent intent : intents) { |
| service.submit(intent); |
| } |
| print("Submitted %d host to host intents.", intents.size()); |
| } |
| |
| private void withdrawIntents() { |
| for (Intent intent : service.getIntents()) { |
| if (appId().equals(intent.appId())) { |
| service.withdraw(intent); |
| } |
| } |
| print("Withdrew all randomly generated host to host intents."); |
| } |
| |
| @Override |
| protected ApplicationId appId() { |
| return get(CoreService.class).registerApplication("org.onosproject.cli-random"); |
| } |
| } |