| /* |
| * 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.onlab.packet.IpAddress; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.incubator.net.intf.InterfaceService; |
| import org.onosproject.net.config.NetworkConfigService; |
| import org.onosproject.routing.RoutingService; |
| import org.onosproject.routing.config.BgpConfig; |
| |
| /** |
| * Command to add new BGP peer to existing internal speaker. |
| */ |
| @Command(scope = "onos", name = "add-bgp-peer", |
| description = "Adds an external BGP router as peer to an existing BGP speaker") |
| public class AddPeerCommand extends AbstractShellCommand { |
| |
| @Argument(index = 0, name = "name", |
| description = "Name of the internal BGP speaker", |
| required = true, multiValued = false) |
| String name = null; |
| |
| @Argument(index = 1, name = "ip", |
| description = "IP address of the BGP peer", |
| required = true, multiValued = false) |
| String ip = null; |
| |
| private static final String PEER_ADD_SUCCESS = "Peer Successfully Added."; |
| private static final String NO_CONFIGURATION = "No speakers configured"; |
| private static final String SPEAKER_NOT_FOUND = |
| "Speaker with name \'%s\' not found"; |
| private static final String NO_INTERFACE = |
| "No matching interface found for IP \'%s\'"; |
| |
| private IpAddress peerAddress = null; |
| |
| @Override |
| protected void execute() { |
| peerAddress = IpAddress.valueOf(ip); |
| |
| 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.isConnectedToPeer(peerAddress)) { |
| return; // Peering already exists. |
| } |
| } |
| |
| InterfaceService interfaceService = get(InterfaceService.class); |
| if (interfaceService.getMatchingInterface(peerAddress) == null) { |
| print(NO_INTERFACE, ip); |
| return; |
| } |
| |
| addPeerToSpeakerConf(config); |
| configService.applyConfig(appId, BgpConfig.class, config.node()); |
| |
| print(PEER_ADD_SUCCESS); |
| } |
| |
| private void addPeerToSpeakerConf(BgpConfig config) { |
| log.debug("Creating BGP configuration for new peer: {}", ip); |
| config.addPeerToSpeaker(name, peerAddress); |
| } |
| } |