| /* |
| * Copyright 2018-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.openstackvtap.web; |
| |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.openstackvtap.api.OpenstackVtapNetwork; |
| import org.onosproject.openstackvtap.api.OpenstackVtapService; |
| import org.onosproject.rest.AbstractWebResource; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.ws.rs.Consumes; |
| import javax.ws.rs.DELETE; |
| import javax.ws.rs.GET; |
| import javax.ws.rs.POST; |
| import javax.ws.rs.PUT; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import java.io.InputStream; |
| |
| import static com.fasterxml.jackson.databind.SerializationFeature.INDENT_OUTPUT; |
| import static org.onlab.util.Tools.readTreeFromStream; |
| |
| /** |
| * Handles REST API call of openstack vtap network. |
| */ |
| @Path("vtap-network") |
| public class OpenstackVtapNetworkWebResource extends AbstractWebResource { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| private static final String MESSAGE_NETWORK = "Received openstackVtapNetwork {} request"; |
| private static final String ERROR_DUPLICATE = "Already has data {}"; |
| private static final String ERROR_NOTFOUND = "No data to update {}"; |
| private static final String CREATE = "CREATE"; |
| private static final String READ = "READ"; |
| private static final String UPDATE = "UPDATE"; |
| private static final String DELETE = "DELETE"; |
| |
| private static final String NETWORK = "network"; |
| |
| private final OpenstackVtapService vtapService = get(OpenstackVtapService.class); |
| |
| /** |
| * Creates a openstack vtap network from the JSON input stream. |
| * |
| * @param input openstack vtap network JSON input stream |
| * @return 200 OK on creating success |
| * 400 BAD_REQUEST if the JSON is malformed |
| * 409 CONFLICT if already the openstack vtap network exists |
| * @onos.rsModel OpenstackVtapNetwork |
| */ |
| @POST |
| @Consumes(MediaType.APPLICATION_JSON) |
| public Response createNetwork(InputStream input) { |
| log.info(MESSAGE_NETWORK, CREATE); |
| |
| OpenstackVtapNetwork vtapNetwork = readNetworkConfiguration(input); |
| if (vtapNetwork == null) { |
| return Response.status(Response.Status.BAD_REQUEST).build(); |
| } |
| |
| if (vtapService.createVtapNetwork(vtapNetwork.mode(), |
| vtapNetwork.networkId(), vtapNetwork.serverIp()) == null) { |
| log.warn(ERROR_DUPLICATE, vtapNetwork); |
| return Response.status(Response.Status.CONFLICT).build(); |
| } |
| return Response.ok().build(); |
| } |
| |
| /** |
| * Updates openstack vtap network from the JSON input stream. |
| * |
| * @param input openstack vtap network JSON input stream |
| * @return 200 OK on updating success |
| * 400 BAD_REQUEST if the JSON is malformed |
| * 404 NOT_FOUND if openstack vtap network is not exists |
| * @onos.rsModel OpenstackVtapNetwork |
| */ |
| @PUT |
| @Consumes(MediaType.APPLICATION_JSON) |
| public Response updateNetwork(InputStream input) { |
| log.info(MESSAGE_NETWORK, UPDATE); |
| |
| OpenstackVtapNetwork vtapNetwork = readNetworkConfiguration(input); |
| if (vtapNetwork == null) { |
| return Response.status(Response.Status.BAD_REQUEST).build(); |
| } |
| |
| if (vtapService.updateVtapNetwork(vtapNetwork) == null) { |
| log.warn(ERROR_NOTFOUND, vtapNetwork); |
| return Response.status(Response.Status.NOT_FOUND).build(); |
| } |
| return Response.ok().build(); |
| } |
| |
| /** |
| * Removes openstack network. |
| * |
| * @return 200 OK on removing success |
| * 404 NOT_FOUND if openstack vtap network is not exists |
| * @onos.rsModel OpenstackVtapNetwork |
| */ |
| @DELETE |
| @Consumes(MediaType.APPLICATION_JSON) |
| public Response deleteNetwork() { |
| log.info(MESSAGE_NETWORK, DELETE); |
| |
| if (vtapService.removeVtapNetwork() == null) { |
| return Response.status(Response.Status.NOT_FOUND).build(); |
| } |
| |
| return Response.ok().build(); |
| } |
| |
| /** |
| * Get openstack vtap network. |
| * |
| * @return 200 OK with openstack vtap network |
| * 404 NOT_FOUND if openstack vtap network is not exists |
| * @onos.rsModel OpenstackVtapNetwork |
| */ |
| @GET |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| public Response getNetwork() { |
| log.info(MESSAGE_NETWORK, READ); |
| |
| OpenstackVtapNetwork vtapNetwork = vtapService.getVtapNetwork(); |
| if (vtapNetwork == null) { |
| return Response.status(Response.Status.NOT_FOUND).build(); |
| } |
| |
| JsonNode jsonNode = codec(OpenstackVtapNetwork.class).encode(vtapNetwork, this); |
| return Response.ok(jsonNode, MediaType.APPLICATION_JSON_TYPE).build(); |
| } |
| |
| private OpenstackVtapNetwork readNetworkConfiguration(InputStream input) { |
| try { |
| JsonNode jsonTree = readTreeFromStream(mapper().enable(INDENT_OUTPUT), input); |
| ObjectNode vtap = (ObjectNode) jsonTree.get(NETWORK); |
| return codec(OpenstackVtapNetwork.class).decode(vtap, this); |
| } catch (Exception e) { |
| log.error(e.toString()); |
| return null; |
| } |
| } |
| |
| } |