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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.mso.apihandlerinfra;
import org.openecomp.mso.logger.MessageEnum;
import org.openecomp.mso.logger.MsoAlarmLogger;
import org.openecomp.mso.logger.MsoLogger;
import org.openecomp.mso.utils.UUIDChecker;
import com.wordnik.swagger.annotations.ApiOperation;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.openecomp.mso.apihandler.common.ValidationException;
import org.openecomp.mso.apihandler.common.ErrorNumbers;
import org.openecomp.mso.apihandler.common.RequestClient;
import org.openecomp.mso.apihandler.common.RequestClientFactory;
import org.openecomp.mso.apihandler.common.ResponseHandler;
import org.openecomp.mso.apihandlerinfra.tasksbeans.*;
import javax.ws.rs.Consumes;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.map.SerializationConfig;
@Path("/tasks")
public class ManualTasks {
private static MsoLogger msoLogger = MsoLogger.getMsoLogger (MsoLogger.Catalog.APIH);
private static MsoAlarmLogger alarmLogger = new MsoAlarmLogger ();
public final static String MSO_PROP_APIHANDLER_INFRA = "MSO_PROP_APIHANDLER_INFRA";
@POST
@Path("/{version:[vV]1}/{taskId}/complete")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value="Complete specified task",response=Response.class)
public Response completeTask(String request, @PathParam("version") String version, @PathParam("taskId") String taskId) {
String requestId = UUIDChecker.generateUUID(msoLogger);
long startTime = System.currentTimeMillis ();
msoLogger.debug ("requestId is: " + requestId);
TasksRequest tr = null;
MsoRequest msoRequest = new MsoRequest (requestId);
try{
ObjectMapper mapper = new ObjectMapper();
tr= mapper.readValue(request, TasksRequest.class);
if (tr.getRequestDetails() == null) {
throw new ValidationException("requestDetails");
}
if (tr.getRequestDetails().getRequestInfo() == null) {
throw new ValidationException("requestInfo");
}
if (empty(tr.getRequestDetails().getRequestInfo().getSource())) {
throw new ValidationException("source");
}
if (empty(tr.getRequestDetails().getRequestInfo().getRequestorId())) {
throw new ValidationException("requestorId");
}
} catch(Exception e){
msoLogger.debug ("Mapping of request to JSON object failed : ", e);
Response response = msoRequest.buildServiceErrorResponse(HttpStatus.SC_BAD_REQUEST, MsoException.ServiceException,
"Mapping of request to JSON object failed. " + e.getMessage(),
ErrorNumbers.SVC_BAD_PARAMETER, null);
msoLogger.error (MessageEnum.APIH_REQUEST_VALIDATION_ERROR, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.SchemaError, request, e);
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.SchemaError, "Mapping of request to JSON object failed");
msoLogger.debug ("End of the transaction, the final response is: " + (String) response.getEntity ());
return response;
}
// Transform the request to Camunda-style Complete request
Variables variablesForComplete = new Variables();
Value sourceValue = new Value();
sourceValue.setValue(tr.getRequestDetails().getRequestInfo().getSource());
Value responseValue = new Value();
responseValue.setValue(tr.getRequestDetails().getRequestInfo().getResponseValue().name());
Value requestorIdValue = new Value();
requestorIdValue.setValue(tr.getRequestDetails().getRequestInfo().getRequestorId());
variablesForComplete.setSource(sourceValue);
variablesForComplete.setResponseValue(responseValue);
variablesForComplete.setRequestorId(requestorIdValue);
String camundaJsonReq = null;
try {
ObjectMapper mapper = new ObjectMapper();
mapper.configure(SerializationConfig.Feature.WRAP_ROOT_VALUE, true);
camundaJsonReq = mapper.writeValueAsString(variablesForComplete);
msoLogger.debug("Camunda Json Request: " + camundaJsonReq);
} catch(Exception e){
msoLogger.debug ("Mapping of JSON object to Camunda request failed : ", e);
Response response = msoRequest.buildServiceErrorResponse(HttpStatus.SC_INTERNAL_SERVER_ERROR, MsoException.ServiceException,
"Mapping of JSON object to Camunda Request failed. " + e.getMessage(),
ErrorNumbers.SVC_GENERAL_SERVICE_ERROR, null);
msoLogger.error (MessageEnum.APIH_GENERAL_EXCEPTION, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.UnknownError, request, e);
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.InternalError, "Mapping of JSON object to Camunda request failed");
msoLogger.debug ("End of the transaction, the final response is: " + (String) response.getEntity ());
return response;
}
RequestClient requestClient = null;
HttpResponse response = null;
long subStartTime = System.currentTimeMillis();
String requestUrl = "/mso/task/" + taskId + "/complete";
try {
requestClient = RequestClientFactory.getRequestClient (requestUrl, MsoPropertiesUtils.loadMsoProperties ());
// Capture audit event
msoLogger.debug ("MSO API Handler Posting call to Camunda engine for url: " + requestClient.getUrl ());
System.out.println("URL : " + requestClient.getUrl ());
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.InternalError, "Mapping of JSON object to Camunda request failed");
response = requestClient.post(camundaJsonReq);
msoLogger.recordMetricEvent (subStartTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc, "Successfully received response from BPMN engine", "BPMN", requestUrl, null);
} catch (Exception e) {
msoLogger.recordMetricEvent (subStartTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError, "Exception while communicate with BPMN engine", "BPMN", requestUrl, null);
msoRequest.setStatus (org.openecomp.mso.apihandlerinfra.vnfbeans.RequestStatusType.FAILED);
Response resp = msoRequest.buildServiceErrorResponse (HttpStatus.SC_BAD_GATEWAY,
MsoException.ServiceException,
"Failed calling bpmn " + e.getMessage (),
ErrorNumbers.SVC_NO_SERVER_RESOURCES,
null);
alarmLogger.sendAlarm ("MsoConfigurationError",
MsoAlarmLogger.CRITICAL,
Messages.errors.get (ErrorNumbers.NO_COMMUNICATION_TO_BPEL));
msoRequest.updateFinalStatus (Status.FAILED);
msoLogger.error (MessageEnum.APIH_BPEL_COMMUNICATE_ERROR, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.AvailabilityError, "Exception while communicate with BPMN engine");
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError, "Exception while communicate with BPMN engine");
msoLogger.debug ("End of the transaction, the final response is: " + (String) resp.getEntity ());
return resp;
}
if (response == null) {
msoRequest.setStatus (org.openecomp.mso.apihandlerinfra.vnfbeans.RequestStatusType.FAILED);
Response resp = msoRequest.buildServiceErrorResponse (HttpStatus.SC_BAD_GATEWAY,
MsoException.ServiceException,
"bpelResponse is null",
ErrorNumbers.SVC_NO_SERVER_RESOURCES,
null);
msoRequest.updateFinalStatus (Status.FAILED);
msoLogger.error (MessageEnum.APIH_BPEL_COMMUNICATE_ERROR, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.BusinessProcesssError, "Null response from BPEL");
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.InternalError, "Null response from BPMN");
msoLogger.debug ("End of the transaction, the final response is: " + (String) resp.getEntity ());
return resp;
}
ResponseHandler respHandler = new ResponseHandler (response, requestClient.getType ());
int bpelStatus = respHandler.getStatus ();
// BPEL accepted the request, the request is in progress
if (bpelStatus == HttpStatus.SC_NO_CONTENT || bpelStatus == HttpStatus.SC_ACCEPTED) {
msoLogger.debug ("Received good response from Camunda");
msoRequest.setStatus (org.openecomp.mso.apihandlerinfra.vnfbeans.RequestStatusType.IN_PROGRESS);
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc, "BPMN completed the request");
TaskRequestReference trr = new TaskRequestReference();
trr.setTaskId(taskId);
String completeResp = null;
try {
ObjectMapper mapper = new ObjectMapper();
mapper.configure(SerializationConfig.Feature.WRAP_ROOT_VALUE, true);
completeResp = mapper.writeValueAsString(trr);
}
catch (Exception e) {
msoLogger.debug("Unable to format response");
Response resp = msoRequest.buildServiceErrorResponse(bpelStatus,
MsoException.ServiceException,
"Request Failed due to bad response format" ,
ErrorNumbers.SVC_DETAILED_SERVICE_ERROR,
null);
msoLogger.error (MessageEnum.APIH_BPEL_RESPONSE_ERROR, requestClient.getUrl (), "", "", MsoLogger.ErrorCode.BusinessProcesssError, "Bad response format");
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.InternalError, "Bad response format");
msoLogger.debug ("End of the transaction, the final response is: " + (String) resp.getEntity ());
return resp;
}
msoLogger.debug("Response to the caller: " + completeResp);
msoLogger.debug ("End of the transaction, the final response is: " + (String) completeResp);
return Response.status (HttpStatus.SC_ACCEPTED).entity (completeResp).build ();
} else {
msoRequest.setStatus (org.openecomp.mso.apihandlerinfra.vnfbeans.RequestStatusType.FAILED);
Response resp = msoRequest.buildServiceErrorResponse(bpelStatus,
MsoException.ServiceException,
"Request Failed due to BPEL error with HTTP Status= %1" ,
ErrorNumbers.SVC_DETAILED_SERVICE_ERROR,
null);
msoLogger.error (MessageEnum.APIH_BPEL_RESPONSE_ERROR, requestClient.getUrl (), "", "", MsoLogger.ErrorCode.BusinessProcesssError, "Response from BPEL engine is empty");
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.InternalError, "Response from BPEL engine is empty");
msoLogger.debug ("End of the transaction, the final response is: " + (String) resp.getEntity ());
return resp;
}
}
private static boolean empty(String s) {
return (s == null || s.trim().isEmpty());
}
}
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