| /* |
| * 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.onosproject.cli.net; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.apache.karaf.shell.commands.Argument; |
| import org.apache.karaf.shell.commands.Command; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.HostId; |
| import org.onosproject.net.Link; |
| import org.onosproject.net.link.LinkService; |
| |
| import static org.onosproject.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, state=%s%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(); |
| if (outputJson()) { |
| print("%s", json(links)); |
| } else { |
| for (Link link : links) { |
| print(linkString(link)); |
| } |
| } |
| } |
| |
| /** |
| * Produces a JSON array containing the specified links. |
| * |
| * @param links collection of links |
| * @return JSON array |
| */ |
| public static JsonNode json(Iterable<Link> links) { |
| ObjectMapper mapper = new ObjectMapper(); |
| ArrayNode result = mapper.createArrayNode(); |
| for (Link link : links) { |
| result.add(json(mapper, link)); |
| } |
| return result; |
| } |
| |
| /** |
| * Produces a JSON object for the specified link. |
| * |
| * @param mapper object mapper |
| * @param link link to encode |
| * @return JSON object |
| */ |
| public static ObjectNode json(ObjectMapper mapper, Link link) { |
| ObjectNode result = mapper.createObjectNode(); |
| result.set("src", json(mapper, link.src())); |
| result.set("dst", json(mapper, link.dst())); |
| result.put("type", link.type().toString()); |
| result.put("state", link.state().toString()); |
| result.set("annotations", annotations(mapper, link.annotations())); |
| return result; |
| } |
| |
| /** |
| * Produces a JSON object for the specified host ID. |
| * |
| * @param mapper object mapper |
| * @param hostId host ID to encode |
| * @return JSON object |
| */ |
| public static ObjectNode json(ObjectMapper mapper, HostId hostId) { |
| return mapper.createObjectNode() |
| .put("mac", hostId.mac().toString()) |
| .put("vlanId", hostId.vlanId().toString()); |
| } |
| |
| /** |
| * Produces a JSON object for the specified connect point. |
| * |
| * @param mapper object mapper |
| * @param connectPoint connection point to encode |
| * @return JSON object |
| */ |
| public static ObjectNode json(ObjectMapper mapper, ConnectPoint connectPoint) { |
| return mapper.createObjectNode() |
| .put("device", connectPoint.deviceId().toString()) |
| .put("port", connectPoint.port().toString()); |
| } |
| |
| /** |
| * 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(), link.state(), |
| annotations(link.annotations())); |
| } |
| |
| /** |
| * 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()); |
| } |
| |
| } |