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We create the following class skeleton for our new command, tentatively named ForwardingMapCommand. The Our class is a child of AbstractShellCommand, and the @Command annotation is used to set its name, scope, and description.
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/* * 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 org.apache.karaf.shell.commands.Command; import org.onlab.onos.cli.AbstractShellCommand; /** * Lists the endpoints for which intents are installed */ @Command(scope = "onos", name = "fwdmap", description = "Lists the endpoints for which intents are installed") public class ForwardingMapCommand extends AbstractShellCommand { @Override protected void execute() { } } |
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2. Register command with Karaf CLI
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Next, we need to tell Karaf about our new command by editing shell-config.xml, located in ONOS_ROOT/cli/src/main/resources/OSGI-INF/blueprint/. We add the following between the <command-bundle></command-bundle> clause:
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<command>
<action class="org.onlab.onos.cli.net.ForwardingMapCommand"/>
<completers>
<ref component-id="deviceIdCompleter"/>
<null/>
</completers>
</command> |