| /* |
| * Copyright 2016-present 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.routing.cli; |
| |
| 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.config.NetworkConfigService; |
| import org.onosproject.routing.RoutingService; |
| import org.onosproject.routing.config.BgpConfig; |
| |
| /** |
| * Command to remove a internal BGP speaker. |
| */ |
| @Command(scope = "onos", name = "bgp-speaker-remove", |
| description = "Removes an internal BGP speaker") |
| public class RemoveSpeakerCommand extends AbstractShellCommand { |
| |
| @Argument(index = 0, name = "name", |
| description = "Name of the internal BGP speaker", |
| required = true, multiValued = false) |
| String name = null; |
| |
| private static final String SPEAKER_REMOVE_SUCCESS = "Speaker Successfully Removed."; |
| private static final String NO_CONFIGURATION = "No speakers configured"; |
| private static final String PEERS_EXIST = |
| "Speaker with name \'%s\' has peer connections"; |
| private static final String SPEAKER_NOT_FOUND = |
| "Speaker with name \'%s\' not found"; |
| |
| @Override |
| protected void execute() { |
| NetworkConfigService configService = get(NetworkConfigService.class); |
| CoreService coreService = get(CoreService.class); |
| ApplicationId appId = coreService.getAppId(RoutingService.ROUTER_APP_ID); |
| |
| BgpConfig config = configService.getConfig(appId, BgpConfig.class); |
| if (config == null || config.bgpSpeakers().isEmpty()) { |
| print(NO_CONFIGURATION); |
| return; |
| } |
| |
| BgpConfig.BgpSpeakerConfig speaker = config.getSpeakerWithName(name); |
| if (speaker == null) { |
| print(SPEAKER_NOT_FOUND, name); |
| return; |
| } else { |
| if (!speaker.peers().isEmpty()) { |
| // Removal not allowed when peer connections exist. |
| print(PEERS_EXIST, name); |
| return; |
| } |
| } |
| |
| removeSpeakerFromConf(config); |
| configService.applyConfig(appId, BgpConfig.class, config.node()); |
| |
| print(SPEAKER_REMOVE_SUCCESS); |
| } |
| |
| /** |
| * Removes the speaker from the BgpConfig service. |
| * |
| * @param bgpConfig the BGP configuration |
| */ |
| private void removeSpeakerFromConf(BgpConfig bgpConfig) { |
| log.debug("Removing speaker from configuration: {}", name); |
| |
| bgpConfig.removeSpeaker(name); |
| } |
| } |