| package org.onlab.onos.cli.net; |
| |
| import org.apache.karaf.shell.commands.Argument; |
| import org.apache.karaf.shell.commands.Command; |
| import org.onlab.onos.cli.AbstractShellCommand; |
| import org.onlab.onos.net.Link; |
| import org.onlab.onos.net.link.LinkService; |
| |
| import static org.onlab.onos.net.DeviceId.deviceId; |
| |
| /** |
| * Lists all infrastructure links. |
| */ |
| @Command(scope = "onos", name = "links", |
| description = "Lists all infrastructure links") |
| public class LinksListCommand extends AbstractShellCommand { |
| |
| private static final String FMT = "src=%s/%s, dst=%s/%s, type=%s"; |
| private static final String COMPACT = "%s/%s-%s/%s"; |
| |
| @Argument(index = 0, name = "uri", description = "Device ID", |
| required = false, multiValued = false) |
| String uri = null; |
| |
| @Override |
| protected void execute() { |
| LinkService service = get(LinkService.class); |
| Iterable<Link> links = uri != null ? |
| service.getDeviceLinks(deviceId(uri)) : service.getLinks(); |
| for (Link link : links) { |
| print(linkString(link)); |
| } |
| } |
| |
| /** |
| * Returns a formatted string representing the given link. |
| * |
| * @param link infrastructure link |
| * @return formatted link string |
| */ |
| public static String linkString(Link link) { |
| return String.format(FMT, link.src().deviceId(), link.src().port(), |
| link.dst().deviceId(), link.dst().port(), link.type()); |
| } |
| |
| /** |
| * Returns a compact string representing the given link. |
| * |
| * @param link infrastructure link |
| * @return formatted link string |
| */ |
| public static String compactLinkString(Link link) { |
| return String.format(COMPACT, link.src().deviceId(), link.src().port(), |
| link.dst().deviceId(), link.dst().port()); |
| } |
| |
| } |