| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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.net.optical.rest; |
| |
| import static org.onlab.util.Tools.nullIsIllegal; |
| import static org.onlab.util.Tools.nullIsNotFound; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.net.OchSignal; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.device.DeviceService; |
| import org.onosproject.net.intent.Intent; |
| import org.onosproject.net.intent.IntentService; |
| import org.onosproject.net.intent.Key; |
| import org.onosproject.net.optical.json.OchSignalCodec; |
| import org.onosproject.rest.AbstractWebResource; |
| import org.slf4j.Logger; |
| |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.POST; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.core.Context; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import javax.ws.rs.core.UriBuilder; |
| import javax.ws.rs.core.UriInfo; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import static org.onlab.util.Tools.readTreeFromStream; |
| import static org.onosproject.net.optical.util.OpticalIntentUtility.createOpticalIntent; |
| |
| |
| /** |
| * Query, submit and withdraw optical network intents. |
| */ |
| @Path("intents") |
| public class OpticalIntentsWebResource extends AbstractWebResource { |
| |
| private static final Logger log = getLogger(OpticalIntentsWebResource.class); |
| |
| private static final String JSON_INVALID = "Invalid json input"; |
| |
| private static final String APP_ID = "appId"; |
| |
| private static final String INGRESS_POINT = "ingressPoint"; |
| private static final String EGRESS_POINT = "egressPoint"; |
| |
| private static final String BIDIRECTIONAL = "bidirectional"; |
| |
| private static final String SIGNAL = "signal"; |
| |
| protected static final String MISSING_MEMBER_MESSAGE = |
| " member is required"; |
| private static final String E_APP_ID_NOT_FOUND = |
| "Application ID is not found"; |
| |
| @Context |
| private UriInfo uriInfo; |
| |
| /** |
| * Submits a new optical intent. |
| * Creates and submits optical intents from the JSON request. |
| * |
| * @param stream input JSON |
| * @return status of the request - CREATED if the JSON is correct, |
| * BAD_REQUEST if the JSON is invalid |
| * @onos.rsModel CreateIntent |
| */ |
| @POST |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response createIntent(InputStream stream) { |
| try { |
| IntentService service = get(IntentService.class); |
| ObjectNode root = readTreeFromStream(mapper(), stream); |
| Intent intent = decode(root); |
| service.submit(intent); |
| UriBuilder locationBuilder = uriInfo.getBaseUriBuilder() |
| .path("intents") |
| .path(intent.appId().name()) |
| .path(Long.toString(intent.id().fingerprint())); |
| return Response |
| .created(locationBuilder.build()) |
| .build(); |
| } catch (IOException ioe) { |
| throw new IllegalArgumentException(ioe); |
| } |
| } |
| |
| private Intent decode(ObjectNode json) { |
| JsonNode ingressJson = json.get(INGRESS_POINT); |
| if (!ingressJson.isObject()) { |
| throw new IllegalArgumentException(JSON_INVALID); |
| } |
| |
| ConnectPoint ingress = codec(ConnectPoint.class).decode((ObjectNode) ingressJson, this); |
| |
| JsonNode egressJson = json.get(EGRESS_POINT); |
| if (!egressJson.isObject()) { |
| throw new IllegalArgumentException(JSON_INVALID); |
| } |
| |
| ConnectPoint egress = codec(ConnectPoint.class).decode((ObjectNode) egressJson, this); |
| |
| JsonNode bidirectionalJson = json.get(BIDIRECTIONAL); |
| boolean bidirectional = bidirectionalJson != null ? bidirectionalJson.asBoolean() : false; |
| |
| JsonNode signalJson = json.get(SIGNAL); |
| OchSignal signal = null; |
| if (signalJson != null) { |
| if (!signalJson.isObject()) { |
| throw new IllegalArgumentException(JSON_INVALID); |
| } else { |
| signal = OchSignalCodec.decode((ObjectNode) signalJson); |
| } |
| } |
| |
| String appIdString = nullIsIllegal(json.get(APP_ID), APP_ID + MISSING_MEMBER_MESSAGE).asText(); |
| CoreService service = getService(CoreService.class); |
| ApplicationId appId = nullIsNotFound(service.getAppId(appIdString), E_APP_ID_NOT_FOUND); |
| Key key = null; |
| DeviceService deviceService = get(DeviceService.class); |
| |
| return createOpticalIntent(ingress, egress, deviceService, key, appId, bidirectional, signal); |
| } |
| } |