| /* |
| * 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.onlab.onos.cli.net; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| import org.apache.karaf.shell.commands.Option; |
| import org.onlab.onos.cli.AbstractShellCommand; |
| import org.onlab.onos.net.flow.DefaultTrafficSelector; |
| import org.onlab.onos.net.flow.TrafficSelector; |
| import org.onlab.onos.net.intent.Constraint; |
| import org.onlab.onos.net.intent.constraint.BandwidthConstraint; |
| import org.onlab.onos.net.intent.constraint.LambdaConstraint; |
| import org.onlab.onos.net.resource.Bandwidth; |
| import org.onlab.packet.Ethernet; |
| import org.onlab.packet.MacAddress; |
| |
| import static com.google.common.base.Strings.isNullOrEmpty; |
| |
| /** |
| * Base class for command line operations for connectivity based intents. |
| */ |
| public abstract class ConnectivityIntentCommand extends AbstractShellCommand { |
| |
| @Option(name = "-s", aliases = "--ethSrc", description = "Source MAC Address", |
| required = false, multiValued = false) |
| private String srcMacString = null; |
| |
| @Option(name = "-d", aliases = "--ethDst", description = "Destination MAC Address", |
| required = false, multiValued = false) |
| private String dstMacString = null; |
| |
| @Option(name = "-t", aliases = "--ethType", description = "Ethernet Type", |
| required = false, multiValued = false) |
| private String ethTypeString = ""; |
| |
| @Option(name = "-b", aliases = "--bandwidth", description = "Bandwidth", |
| required = false, multiValued = false) |
| private String bandwidthString = ""; |
| |
| @Option(name = "-l", aliases = "--lambda", description = "Lambda", |
| required = false, multiValued = false) |
| private boolean lambda = false; |
| |
| /** |
| * Constructs a traffic selector based on the command line arguments |
| * presented to the command. |
| * @return traffic selector |
| */ |
| protected TrafficSelector buildTrafficSelector() { |
| TrafficSelector.Builder selectorBuilder = DefaultTrafficSelector.builder(); |
| Short ethType = Ethernet.TYPE_IPV4; |
| |
| if (!isNullOrEmpty(ethTypeString)) { |
| EthType ethTypeParameter = EthType.valueOf(ethTypeString); |
| ethType = ethTypeParameter.value(); |
| } |
| selectorBuilder.matchEthType(ethType); |
| |
| if (!isNullOrEmpty(srcMacString)) { |
| selectorBuilder.matchEthSrc(MacAddress.valueOf(srcMacString)); |
| } |
| |
| if (!isNullOrEmpty(dstMacString)) { |
| selectorBuilder.matchEthDst(MacAddress.valueOf(dstMacString)); |
| } |
| |
| return selectorBuilder.build(); |
| } |
| |
| /** |
| * Builds the constraint list for this command based on the command line |
| * parameters. |
| * |
| * @return List of constraint objects describing the constraints requested |
| */ |
| protected List<Constraint> buildConstraints() { |
| final List<Constraint> constraints = new LinkedList<>(); |
| |
| // Check for a bandwidth specification |
| if (!isNullOrEmpty(bandwidthString)) { |
| final double bandwidthValue = Double.parseDouble(bandwidthString); |
| constraints.add(new BandwidthConstraint(Bandwidth.valueOf(bandwidthValue))); |
| } |
| |
| // Check for a lambda specification |
| if (lambda) { |
| constraints.add(new LambdaConstraint(null)); |
| } |
| |
| return constraints; |
| } |
| } |