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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 Huawei Technologies Co., Ltd. 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 java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
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.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.codehaus.jackson.map.ObjectMapper;
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.e2eserviceinstancebeans.E2EServiceInstanceRequest;
import org.openecomp.mso.apihandlerinfra.e2eserviceinstancebeans.E2EUserParam;
import org.openecomp.mso.apihandlerinfra.serviceinstancebeans.ServiceInstancesRequest;
import org.openecomp.mso.db.catalog.CatalogDatabase;
import org.openecomp.mso.db.catalog.beans.Service;
import org.openecomp.mso.db.catalog.beans.ServiceRecipe;
import org.openecomp.mso.logger.MessageEnum;
import org.openecomp.mso.logger.MsoAlarmLogger;
import org.openecomp.mso.logger.MsoLogger;
import org.openecomp.mso.requestsdb.InfraActiveRequests;
import org.openecomp.mso.requestsdb.RequestsDatabase;
import org.openecomp.mso.utils.UUIDChecker;
@Path("/e2eServiceInstances")
public class E2EServiceInstances {
private HashMap<String, String> instanceIdMap = new HashMap<String,String>();
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";
public E2EServiceInstances() {
}
@POST
@Path("/{version:[vV][3-5]}")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
public Response createE2EServiceInstance(String request, @PathParam("version") String version) {
Response response = E2EserviceInstances(request, Action.createInstance, null, version);
return response;
}
@DELETE
@Path("/{version:[vV][3-5]}/{serviceId}")
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
public Response deleteE2EServiceInstance(String request, @PathParam("version") String version) {
Response response = E2EserviceInstances(request, Action.deleteInstance, null, version);
return response;
}
private Response E2EserviceInstances(String requestJSON, Action action,
HashMap<String, String> instanceIdMap, String version) {
String requestId = UUIDChecker.generateUUID(msoLogger);
long startTime = System.currentTimeMillis();
msoLogger.debug("requestId is: " + requestId);
E2EServiceInstanceRequest sir = null;
MsoRequest msoRequest = new MsoRequest(requestId);
ObjectMapper mapper = new ObjectMapper();
try {
sir = mapper
.readValue(requestJSON, E2EServiceInstanceRequest.class);
} 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, requestJSON, 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;
}
InfraActiveRequests dup = null;
String instanceName = sir.getService().getName();
String requestScope = sir.getService().getParameters().getNodeType();
try {
if(!(instanceName==null && requestScope.equals("service") && (action == Action.createInstance || action == Action.activateInstance))){
dup = (RequestsDatabase.getInstance()).checkInstanceNameDuplicate (instanceIdMap, instanceName, requestScope);
}
} catch (Exception e) {
msoLogger.error (MessageEnum.APIH_DUPLICATE_CHECK_EXC, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.DataError, "Error during duplicate check ", e);
Response response = msoRequest.buildServiceErrorResponse(HttpStatus.SC_INTERNAL_SERVER_ERROR, MsoException.ServiceException,
e.getMessage(),
ErrorNumbers.SVC_DETAILED_SERVICE_ERROR,
null) ;
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.DBAccessError, "Error during duplicate check");
msoLogger.debug ("End of the transaction, the final response is: " + (String) response.getEntity ());
return response;
}
if (dup != null) {
// Found the duplicate record. Return the appropriate error.
String instance = null;
if(instanceName != null){
instance = instanceName;
}else{
instance = instanceIdMap.get(requestScope + "InstanceId");
}
String dupMessage = "Error: Locked instance - This " + requestScope + " (" + instance + ") " + "already has a request being worked with a status of " + dup.getRequestStatus() + " (RequestId - " + dup.getRequestId() + "). The existing request must finish or be cleaned up before proceeding.";
Response response = msoRequest.buildServiceErrorResponse(HttpStatus.SC_CONFLICT, MsoException.ServiceException,
dupMessage,
ErrorNumbers.SVC_DETAILED_SERVICE_ERROR,
null) ;
msoLogger.warn (MessageEnum.APIH_DUPLICATE_FOUND, dupMessage, "", "", MsoLogger.ErrorCode.SchemaError, "Duplicate request - Subscriber already has a request for this service");
msoRequest.createRequestRecord (Status.FAILED, action);
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.Conflict, dupMessage);
msoLogger.debug ("End of the transaction, the final response is: " + (String) response.getEntity ());
return response;
}
CatalogDatabase db = null;
try {
db = CatalogDatabase.getInstance();
} catch (Exception e) {
msoLogger.error (MessageEnum.APIH_DB_ACCESS_EXC, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.AvailabilityError, "Exception while communciate with Catalog DB", e);
msoRequest.setStatus (org.openecomp.mso.apihandlerinfra.vnfbeans.RequestStatusType.FAILED);
Response response = msoRequest.buildServiceErrorResponse (HttpStatus.SC_NOT_FOUND,
MsoException.ServiceException,
"No communication to catalog DB " + e.getMessage (),
ErrorNumbers.SVC_NO_SERVER_RESOURCES,
null);
alarmLogger.sendAlarm ("MsoDatabaseAccessError",
MsoAlarmLogger.CRITICAL,
Messages.errors.get (ErrorNumbers.NO_COMMUNICATION_TO_CATALOG_DB));
msoRequest.createRequestRecord (Status.FAILED,action);
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.DBAccessError, "Exception while communciate with DB");
msoLogger.debug ("End of the transaction, the final response is: " + (String) response.getEntity ());
return response;
}
RecipeLookupResult recipeLookupResult = null;
try {
recipeLookupResult = getServiceInstanceOrchestrationURI(db, sir, action);
} catch (Exception e) {
msoLogger.error (MessageEnum.APIH_DB_ACCESS_EXC, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.DataError, "Exception while querying Catalog DB", e);
msoRequest.setStatus (org.openecomp.mso.apihandlerinfra.vnfbeans.RequestStatusType.FAILED);
Response response = msoRequest.buildServiceErrorResponse (HttpStatus.SC_NOT_FOUND,
MsoException.ServiceException,
"Recipe could not be retrieved from catalog DB " + e.getMessage (),
ErrorNumbers.SVC_GENERAL_SERVICE_ERROR,
null);
alarmLogger.sendAlarm ("MsoDatabaseAccessError",
MsoAlarmLogger.CRITICAL,
Messages.errors.get (ErrorNumbers.ERROR_FROM_CATALOG_DB));
msoRequest.createRequestRecord (Status.FAILED,action);
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.DBAccessError, "Exception while querying Catalog DB");
msoLogger.debug ("End of the transaction, the final response is: " + (String) response.getEntity ());
db.close();
return response;
}
finally{
if(null != db)
{
db.close();
}
}
if (recipeLookupResult == null) {
msoLogger.error (MessageEnum.APIH_DB_ATTRIBUTE_NOT_FOUND, MSO_PROP_APIHANDLER_INFRA, "", "", MsoLogger.ErrorCode.DataError, "No recipe found in DB");
msoRequest.setStatus (org.openecomp.mso.apihandlerinfra.vnfbeans.RequestStatusType.FAILED);
Response response = msoRequest.buildServiceErrorResponse (HttpStatus.SC_NOT_FOUND,
MsoException.ServiceException,
"Recipe does not exist in catalog DB",
ErrorNumbers.SVC_GENERAL_SERVICE_ERROR,
null);
msoRequest.createRequestRecord (Status.FAILED, action);
msoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.DataNotFound, "No recipe found in DB");
msoLogger.debug ("End of the transaction, the final response is: " + (String) response.getEntity ());
return response;
}
String modelInfo = sir.getService().getParameters().getNodeTemplateName();
String[] arrayOfInfo = modelInfo.split(":");
String serviceInstanceType = arrayOfInfo[0];
String serviceInstanceId = "";
RequestClient requestClient = null;
HttpResponse response = null;
long subStartTime = System.currentTimeMillis();
String sirRequestJson = mappingObtainedRequestJSONToServiceInstanceRequest(sir);
try {
requestClient = RequestClientFactory.getRequestClient (recipeLookupResult.getOrchestrationURI (), MsoPropertiesUtils.loadMsoProperties ());
// Capture audit event
msoLogger.debug ("MSO API Handler Posting call to BPEL engine for url: " + requestClient.getUrl ());
response = requestClient.post(requestId, false,
recipeLookupResult.getRecipeTimeout(),
action.name(), serviceInstanceId, null, null, null, null, serviceInstanceType,
null, null, null, sirRequestJson);
msoLogger.recordMetricEvent(subStartTime,
MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc,
"Successfully received response from BPMN engine", "BPMN",
recipeLookupResult.getOrchestrationURI(), null);
} catch (Exception e) {
msoLogger.recordMetricEvent(subStartTime,
MsoLogger.StatusCode.ERROR,
MsoLogger.ResponseCode.CommunicationError,
"Exception while communicate with BPMN engine", "BPMN",
recipeLookupResult.getOrchestrationURI(), null);
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));
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) {
Response resp = msoRequest.buildServiceErrorResponse(
HttpStatus.SC_BAD_GATEWAY, MsoException.ServiceException,
"bpelResponse is null",
ErrorNumbers.SVC_NO_SERVER_RESOURCES, null);
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_ACCEPTED) {
String camundaJSONResponseBody = respHandler.getResponseBody();
msoLogger
.debug("Received from Camunda: " + camundaJSONResponseBody);
(RequestsDatabase.getInstance()).updateInfraStatus(requestId,
Status.IN_PROGRESS.toString(),
Constants.PROGRESS_REQUEST_IN_PROGRESS,
Constants.MODIFIED_BY_APIHANDLER);
msoLogger.recordAuditEvent(startTime,
MsoLogger.StatusCode.COMPLETE, MsoLogger.ResponseCode.Suc,
"BPMN accepted the request, the request is in progress");
msoLogger.debug("End of the transaction, the final response is: "
+ (String) camundaJSONResponseBody);
return Response.status(HttpStatus.SC_ACCEPTED)
.entity(camundaJSONResponseBody).build();
} else {
List<String> variables = new ArrayList<String>();
variables.add(bpelStatus + "");
String camundaJSONResponseBody = respHandler.getResponseBody();
if (camundaJSONResponseBody != null
&& !camundaJSONResponseBody.isEmpty()) {
Response resp = msoRequest.buildServiceErrorResponse(
bpelStatus, MsoException.ServiceException,
"Request Failed due to BPEL error with HTTP Status= %1 "
+ '\n' + camundaJSONResponseBody,
ErrorNumbers.SVC_DETAILED_SERVICE_ERROR, variables);
msoLogger.error(MessageEnum.APIH_BPEL_RESPONSE_ERROR,
requestClient.getUrl(), "", "",
MsoLogger.ErrorCode.BusinessProcesssError,
"Response from BPEL engine is failed with HTTP Status="
+ bpelStatus);
msoLogger.recordAuditEvent(startTime,
MsoLogger.StatusCode.ERROR,
MsoLogger.ResponseCode.InternalError,
"Response from BPMN engine is failed");
msoLogger
.debug("End of the transaction, the final response is: "
+ (String) resp.getEntity());
return resp;
} else {
Response resp = msoRequest
.buildServiceErrorResponse(
bpelStatus,
MsoException.ServiceException,
"Request Failed due to BPEL error with HTTP Status= %1",
ErrorNumbers.SVC_DETAILED_SERVICE_ERROR,
variables);
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 RecipeLookupResult getServiceInstanceOrchestrationURI(
CatalogDatabase db, E2EServiceInstanceRequest sir, Action action) {
RecipeLookupResult recipeLookupResult = null;
recipeLookupResult = getServiceURI(db, sir, action);
if (recipeLookupResult != null) {
msoLogger.debug ("Orchestration URI is: " + recipeLookupResult.getOrchestrationURI() + ", recipe Timeout is: " + Integer.toString(recipeLookupResult.getRecipeTimeout ()));
}
else {
msoLogger.debug("No matching recipe record found");
}
return recipeLookupResult;
}
private RecipeLookupResult getServiceURI(CatalogDatabase db,
E2EServiceInstanceRequest sir, Action action) {
String defaultServiceModelName = "UUI_DEFAULT";
Service serviceRecord = null;
ServiceRecipe recipe = null;
serviceRecord = db.getServiceByModelName(defaultServiceModelName);
recipe = db.getServiceRecipeByModelUUID(serviceRecord.getModelUUID(), action.name());
if (recipe == null) {
return null;
}
return new RecipeLookupResult(recipe.getOrchestrationUri(),
recipe.getRecipeTimeout());
}
private String mappingObtainedRequestJSONToServiceInstanceRequest(E2EServiceInstanceRequest e2eSir){
ServiceInstancesRequest sir = new ServiceInstancesRequest();
String returnString = null;
//ModelInvariantId
sir.getRequestDetails().getModelInfo().setModelInvariantId(e2eSir.getService().getServiceDefId());
//modelNameVersionId
sir.getRequestDetails().getModelInfo().setModelNameVersionId(e2eSir.getService().getTemplateId());
String modelInfo = e2eSir.getService().getParameters().getNodeTemplateName();
String[] arrayOfInfo = modelInfo.split(":");
String modelName = arrayOfInfo[0];
String modelVersion = arrayOfInfo[0];
//modelName
sir.getRequestDetails().getModelInfo().setModelName(modelName);
//modelVersion
sir.getRequestDetails().getModelInfo().setModelVersion(modelVersion);
//modelType
if(ModelType.service.equals(e2eSir.getService().getParameters().getNodeType())){
sir.getRequestDetails().getModelInfo().setModelType(ModelType.service);
}
sir.getRequestDetails().getModelInfo().getModelType();
//globalsubscriberId
sir.getRequestDetails().getSubscriberInfo().setGlobalSubscriberId(e2eSir.getService().getParameters().getGlobalSubscriberId());
//subscriberName
sir.getRequestDetails().getSubscriberInfo().setSubscriberName(e2eSir.getService().getParameters().getSubscriberName());
//instanceName
sir.getRequestDetails().getRequestInfo().setInstanceName(e2eSir.getService().getName());
//source
sir.getRequestDetails().getRequestInfo().setSource("UUI");
//suppressRollback
sir.getRequestDetails().getRequestInfo().setSuppressRollback(true);
//subscriptionServiceType
sir.getRequestDetails().getRequestParameters().setSubscriptionServiceType("MOG");
//Userparams
List<E2EUserParam> userParams = new ArrayList<>();
userParams = e2eSir.getService().getParameters().getRequestParameters().getUserParams();
List<Map<String, String>> userParamList = new ArrayList<Map<String,String>>();
Map<String,String> userParamMap= new HashMap<String, String>();
for(E2EUserParam userp: userParams){
userParamMap.put(userp.getName(), userp.getValue());
userParamList.add(userParamMap);
}
sir.getRequestDetails().getRequestParameters().setUserParams(userParamList);
//converting to string
ObjectMapper mapper = new ObjectMapper();
try {
returnString = mapper.writeValueAsString(sir);
} catch (IOException e) {
msoLogger.debug("Exception while converting ServiceInstancesRequest object to string", e);
}
return returnString;
}
}
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