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/*
* Copyright 2014-2015 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.sdnip.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);
}
}
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