| /* |
| * Copyright 2019-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.workflow.rest; |
| |
| import com.fasterxml.jackson.core.JsonProcessingException; |
| import com.fasterxml.jackson.databind.JsonNode; |
| import com.fasterxml.jackson.databind.node.JsonNodeFactory; |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import org.onosproject.rest.AbstractWebResource; |
| import org.onosproject.workflow.api.WorkflowException; |
| import org.onosproject.workflow.api.WorkflowService; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| 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.MediaType; |
| import javax.ws.rs.core.Response; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import static org.onlab.util.Tools.readTreeFromStream; |
| import static javax.ws.rs.core.Response.Status.BAD_REQUEST; |
| import static javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR; |
| import static org.onosproject.workflow.api.WorkflowDescription.WF_ID; |
| import static org.onosproject.workflow.impl.WorkflowNetConfigListener.WORKFLOW_INVOKE; |
| |
| @Path("workflow") |
| public class WorkflowRestApi extends AbstractWebResource { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| private WorkflowService service = get(WorkflowService.class); |
| private static final String OPERATION = "op"; |
| private static final String PARAMS = "params"; |
| |
| |
| @POST |
| @Consumes(MediaType.APPLICATION_JSON) |
| @Produces(MediaType.APPLICATION_JSON) |
| @Path("/invoke") |
| public Response invoke(InputStream stream) { |
| ObjectNode ret = JsonNodeFactory.instance.objectNode(); |
| try { |
| ObjectNode payload = readTreeFromStream(mapper(), stream); |
| String operation = payload.path(OPERATION).asText(); |
| |
| if (!(WORKFLOW_INVOKE.equals(operation))) { |
| log.error("Operation is not matched"); |
| return Response.status(BAD_REQUEST) |
| .entity("Operation is not matched!").build(); |
| } |
| |
| JsonNode wfDescJson = payload.path(PARAMS).deepCopy(); |
| service.invokeWorkflow(wfDescJson); |
| ret.put(WF_ID, wfDescJson.path(WF_ID).asText()); |
| |
| return ok(ret).build(); |
| } catch (JsonProcessingException e) { |
| log.error("Failed to get json ", e); |
| ret.put(WF_ID, "Failed to get Json " + e.getCause()); |
| return Response.status(BAD_REQUEST) |
| .entity(ret).build(); |
| } catch (IOException e) { |
| log.error("Failed to get request body ", e); |
| ret.put(WF_ID, "Failed to get request body " + e.getCause()); |
| return Response.status(INTERNAL_SERVER_ERROR) |
| .entity(ret).build(); |
| } catch (WorkflowException e) { |
| log.error("Failed to invoke workflow ", e); |
| ret.put(WF_ID, "Failed to invoke workflow " + e.getCause()); |
| return Response.status(INTERNAL_SERVER_ERROR) |
| .entity(ret).build(); |
| |
| } |
| } |
| |
| } |