| /* |
| * Copyright 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.rest.resources; |
| |
| import com.fasterxml.jackson.databind.node.ArrayNode; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.cluster.ClusterAdminService; |
| import org.onosproject.cluster.ClusterService; |
| import org.onosproject.cluster.ControllerNode; |
| import org.onosproject.cluster.NodeId; |
| import org.onosproject.codec.JsonCodec; |
| import org.onosproject.rest.AbstractWebResource; |
| |
| import javax.ws.rs.GET; |
| import javax.ws.rs.POST; |
| import javax.ws.rs.Path; |
| import javax.ws.rs.PathParam; |
| import javax.ws.rs.core.Response; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.HashSet; |
| import java.util.List; |
| |
| import static org.onlab.util.Tools.nullIsNotFound; |
| |
| /** |
| * Manage cluster of ONOS instances. |
| */ |
| @Path("cluster") |
| public class ClusterWebResource extends AbstractWebResource { |
| |
| public static final String NODE_NOT_FOUND = "Node is not found"; |
| |
| /** |
| * Get all cluster nodes. |
| * Returns array of all cluster nodes. |
| * |
| * @return 200 OK |
| * @onos.rsModel Cluster |
| */ |
| @GET |
| public Response getClusterNodes() { |
| Iterable<ControllerNode> nodes = get(ClusterService.class).getNodes(); |
| return ok(encodeArray(ControllerNode.class, "nodes", nodes)).build(); |
| } |
| |
| /** |
| * Get cluster node details. |
| * Returns details of the specified cluster node. |
| * |
| * @param id cluster node identifier |
| * @return 200 OK |
| * @onos.rsModel ClusterNode |
| */ |
| @GET |
| @Path("{id}") |
| public Response getClusterNode(@PathParam("id") String id) { |
| ControllerNode node = nullIsNotFound(get(ClusterService.class).getNode(new NodeId(id)), |
| NODE_NOT_FOUND); |
| return ok(codec(ControllerNode.class).encode(node, this)).build(); |
| } |
| |
| /** |
| * Forms cluster of ONOS instances. |
| * Forms ONOS cluster using the uploaded JSON definition. |
| * |
| * @param config cluster definition |
| * @return 200 OK |
| * @throws IOException to signify bad request |
| * @onos.rsModel ClusterPost |
| */ |
| @POST |
| @Path("configuration") |
| public Response formCluster(InputStream config) throws IOException { |
| JsonCodec<ControllerNode> codec = codec(ControllerNode.class); |
| ObjectNode root = (ObjectNode) mapper().readTree(config); |
| |
| List<ControllerNode> nodes = codec.decode((ArrayNode) root.path("nodes"), this); |
| get(ClusterAdminService.class).formCluster(new HashSet<>(nodes)); |
| |
| return Response.ok().build(); |
| } |
| |
| } |