bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/CreateVFCNSResource.groovy

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * OPENECOMP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.bpmn.infrastructure.scripts
  22
  23 import org.onap.so.client.aai.AAIObjectType
  24 import org.onap.so.client.aai.entities.uri.AAIResourceUri
  25 import org.onap.so.client.aai.entities.uri.AAIUriFactory;
  26 import org.camunda.bpm.engine.delegate.BpmnError
  27 import org.camunda.bpm.engine.delegate.DelegateExecution
  28 import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
  29 import org.onap.so.bpmn.common.scripts.ExceptionUtil
  30 import org.onap.so.bpmn.core.json.JsonUtils
  31 import org.onap.so.client.HttpClient
  32 import org.onap.so.logger.MessageEnum
  33 import org.onap.so.logger.MsoLogger
  34 import org.onap.so.rest.APIResponse
  35 import org.onap.so.rest.RESTClient
  36 import org.onap.so.rest.RESTConfig
  37
  38 import groovy.json.*
  39
  40 /**
  41  * This groovy class supports the <class>DoCreateVFCNetworkServiceInstance.bpmn</class> process.
  42  * flow for VFC Network Service Create
  43  */
  44 public class CreateVFCNSResource extends AbstractServiceTaskProcessor {
  45         private static final MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.BPEL, CreateVFCNSResource.class);
  46
  47
  48     String vfcUrl = "/vfc/rest/v1/vfcadapter"
  49
  50     String host = "http://mso.mso.testlab.openecomp.org:8080"
  51
  52     ExceptionUtil exceptionUtil = new ExceptionUtil()
  53
  54     JsonUtils jsonUtil = new JsonUtils()
  55
  56     /**
  57      * CreateVFCNSResource
  58      * Pre Process the BPMN Flow Request
  59      * Inclouds:
  60      * generate the nsOperationKey
  61      * generate the nsParameters
  62      */
  63     public void preProcessRequest (DelegateExecution execution) {
  64         JsonUtils jsonUtil = new JsonUtils()
  65
  66        String msg = ""
  67        msoLogger.trace("preProcessRequest() ")
  68        try {
  69            //deal with nsName and Description
  70            String resourceInput = execution.getVariable("resourceInput")
  71
  72            String resourceParameters = jsonUtil.getJsonValue(resourceInput, "resourceParameters")
  73            // get service name
  74            String resourceName = jsonUtil.getJsonValue(resourceInput, "resourceInstanceName")
  75            execution.setVariable("nsServiceName", resourceName)
  76
  77            String nsServiceDescription = execution.getVariable("nsServiceDescription")
  78            msoLogger.info("nsServiceName:" + resourceName + " nsServiceDescription:" + nsServiceDescription)
  79            //deal with operation key
  80            String globalSubscriberId = jsonUtil.getJsonValue(resourceInput, "globalSubscriberId")
  81            msoLogger.info("globalSubscriberId:" + globalSubscriberId)
  82            //set local globalSubscriberId variable
  83            execution.setVariable("globalSubscriberId", globalSubscriberId);
  84            String serviceType = execution.getVariable("serviceType")
  85            msoLogger.info("serviceType:" + serviceType)
  86
  87            String serviceId = execution.getVariable("serviceInstanceId")
  88            msoLogger.info("serviceId:" + serviceId)
  89
  90            String operationId = jsonUtil.getJsonValue(resourceInput, "operationId")
  91            msoLogger.info("serviceType:" + serviceType)
  92
  93            String nodeTemplateUUID = jsonUtil.getJsonValue(resourceInput, "resourceModelInfo.modelCustomizationUuid")
  94            String nsServiceModelUUID = jsonUtil.getJsonValue(resourceParameters, "requestInputs.nsd0_providing_service_uuid")
  95            msoLogger.info("nodeTemplateUUID:" + nodeTemplateUUID)
  96            /*
  97             * segmentInformation needed as a object of segment
  98             * {
  99             *     "domain":"",
 100             *     "nodeTemplateName":"",
 101             *     "nodeType":"",
 102             *     "nsParameters":{
 103             *       //this is the nsParameters sent to VF-C
 104             *     }
 105             * }
 106             */
 107            String nsParameters = jsonUtil.getJsonValue(resourceInput, "resourceParameters")
 108            msoLogger.info("nsParameters:" + nsParameters)
 109            String nsOperationKey = """{
 110                    "globalSubscriberId":"${globalSubscriberId}",
 111                    "serviceType":"${serviceType}",
 112                    "serviceId":"${serviceId}",
 113                    "operationId":"${operationId}",
 114                    "nodeTemplateUUID":"${nodeTemplateUUID}"
 115                     }"""
 116            execution.setVariable("nsOperationKey", nsOperationKey);
 117            execution.setVariable("nsParameters", nsParameters)
 118            execution.setVariable("nsServiceModelUUID", nsServiceModelUUID);
 119
 120
 121        } catch (BpmnError e) {
 122            throw e;
 123        } catch (Exception ex){
 124            msg = "Exception in preProcessRequest " + ex.getMessage()
 125            msoLogger.info(msg)
 126            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 127        }
 128        msoLogger.trace("Exit preProcessRequest ")
 129         }
 130
 131     /**
 132      * create NS task
 133      */
 134     public void createNetworkService(DelegateExecution execution) {
 135         msoLogger.trace("createNetworkService ")
 136         String nsOperationKey = execution.getVariable("nsOperationKey");
 137         String nsServiceModelUUID = execution.getVariable("nsServiceModelUUID");
 138         String nsParameters = execution.getVariable("nsParameters");
 139         String nsServiceName = execution.getVariable("nsServiceName")
 140         String nsServiceDescription = execution.getVariable("nsServiceDescription")
 141         String locationConstraints = jsonUtil.getJsonValue(nsParameters, "locationConstraints")
 142         String requestInputs = jsonUtil.getJsonValue(nsParameters, "requestInputs")
 143         String reqBody ="""{
 144                 "nsServiceName":"${nsServiceName}",
 145                 "nsServiceDescription":"${nsServiceDescription}",
 146                 "nsServiceModelUUID":"${nsServiceModelUUID}",
 147                 "nsOperationKey":${nsOperationKey},
 148                 "nsParameters":{
 149                      "locationConstraints":${locationConstraints},
 150                      "additionalParamForNs":${requestInputs}
 151                 }
 152                }"""
 153         APIResponse apiResponse = postRequest(execution, host + vfcUrl + "/ns", reqBody)
 154         String returnCode = apiResponse.getStatusCode()
 155         String aaiResponseAsString = apiResponse.getResponseBodyAsString()
 156         String nsInstanceId = "";
 157         if(returnCode== "200" || returnCode == "201"){
 158             nsInstanceId =  jsonUtil.getJsonValue(aaiResponseAsString, "nsInstanceId")
 159         }
 160         execution.setVariable("nsInstanceId", nsInstanceId)
 161         msoLogger.info(" *****Exit  createNetworkService *****")
 162     }
 163
 164     /**
 165      * instantiate NS task
 166      */
 167     public void instantiateNetworkService(DelegateExecution execution) {
 168         msoLogger.trace("instantiateNetworkService ")
 169         String nsOperationKey = execution.getVariable("nsOperationKey");
 170         String nsParameters = execution.getVariable("nsParameters");
 171         String nsServiceName = execution.getVariable("nsServiceName")
 172         String nsServiceDescription = execution.getVariable("nsServiceDescription")
 173         String reqBody ="""{
 174         "nsServiceName":"${nsServiceName}",
 175         "nsServiceDescription":"${nsServiceDescription}",
 176         "nsOperationKey":${nsOperationKey},
 177         "nsParameters":${nsParameters}
 178        }"""
 179         String nsInstanceId = execution.getVariable("nsInstanceId")
 180         String url = host + vfcUrl + "/ns/" +nsInstanceId + "/instantiate"
 181         APIResponse apiResponse = postRequest(execution, url, reqBody)
 182         String returnCode = apiResponse.getStatusCode()
 183         String aaiResponseAsString = apiResponse.getResponseBodyAsString()
 184         String jobId = "";
 185         if(returnCode== "200"|| returnCode == "201"){
 186             jobId =  jsonUtil.getJsonValue(aaiResponseAsString, "jobId")
 187         }
 188         execution.setVariable("jobId", jobId)
 189         msoLogger.info(" *****Exit  instantiateNetworkService *****")
 190     }
 191
 192     /**
 193      * query NS task
 194      */
 195     public void queryNSProgress(DelegateExecution execution) {
 196         msoLogger.trace("queryNSProgress ")
 197         String jobId = execution.getVariable("jobId")
 198         String nsOperationKey = execution.getVariable("nsOperationKey");
 199         String url = host + vfcUrl + "/jobs/" + jobId
 200         APIResponse apiResponse = postRequest(execution, url, nsOperationKey)
 201         String returnCode = apiResponse.getStatusCode()
 202         String aaiResponseAsString = apiResponse.getResponseBodyAsString()
 203         String operationStatus = "error"
 204         if(returnCode== "200"|| returnCode == "201"){
 205             operationStatus = jsonUtil.getJsonValue(aaiResponseAsString, "responseDescriptor.status")
 206         }
 207         execution.setVariable("operationStatus", operationStatus)
 208         msoLogger.info(" *****Exit  queryNSProgress *****")
 209     }
 210
 211     /**
 212      * delay 5 sec
 213      */
 214     public void timeDelay(DelegateExecution execution) {
 215         try {
 216             Thread.sleep(5000);
 217         } catch(InterruptedException e) {
 218             msoLogger.error(MessageEnum.BPMN_GENERAL_EXCEPTION_ARG, "Time Delay exception" + e , "BPMN", MsoLogger.getServiceName(), MsoLogger.ErrorCode.UnknownError, "");
 219         }
 220     }
 221
 222     /**
 223      * finish NS task
 224      */
 225     public void addNSRelationship(DelegateExecution execution) {
 226         msoLogger.trace("addNSRelationship ")
 227         String nsInstanceId = execution.getVariable("nsInstanceId")
 228         if(nsInstanceId == null || nsInstanceId == ""){
 229             msoLogger.info(" create NS failed, so do not need to add relationship")
 230             return
 231         }
 232         String globalSubscriberId = execution.getVariable("globalSubscriberId")
 233         String serviceType = execution.getVariable("serviceType")
 234         String serviceId = execution.getVariable("serviceInstanceId")
 235
 236         AAIResourceUri nsUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,globalSubscriberId,serviceType,nsInstanceId)
 237         AAIResourceUri relatedServiceUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,globalSubscriberId,serviceType,serviceId)
 238
 239         try{
 240             getAAIClient().connect(nsUri,relatedServiceUri)
 241             msoLogger.info("NS relationship to Service added successfully")
 242         }catch(Exception e){
 243             msoLogger.error(MessageEnum.BPMN_GENERAL_EXCEPTION_ARG, "Exception occured while Creating NS relationship.", "BPMN", MsoLogger.getServiceName(), MsoLogger.ErrorCode.UnknownError, e.getMessage(),e);
 244             throw new BpmnError("MSOWorkflowException")
 245         }
 246     }
 247
 248     /**
 249      * post request
 250      * url: the url of the request
 251      * requestBody: the body of the request
 252      */
 253     private APIResponse postRequest(DelegateExecution execution, String url, String requestBody){
 254         msoLogger.trace("Started Execute VFC adapter Post Process ")
 255         msoLogger.info("url:"+url +"\nrequestBody:"+ requestBody)
 256         APIResponse apiResponse = null
 257         try{
 258             RESTConfig config = new RESTConfig(url);
 259             RESTClient client = new RESTClient(config).addHeader("Content-Type", "application/json").addHeader("Accept","application/json").addHeader("Authorization","Basic QlBFTENsaWVudDpwYXNzd29yZDEk");
 260             apiResponse = client.httpPost(requestBody)
 261             msoLogger.info("response code:"+ apiResponse.getStatusCode() +"\nresponse body:"+ apiResponse.getResponseBodyAsString())
 262             msoLogger.trace("Completed Execute VF-C adapter Post Process ")
 263         }catch(Exception e){
 264             msoLogger.error(MessageEnum.BPMN_GENERAL_EXCEPTION_ARG, "Exception occured while executing AAI Post Call.", "BPMN", MsoLogger.getServiceName(), MsoLogger.ErrorCode.UnknownError, e);
 265             throw new BpmnError("MSOWorkflowException")
 266         }
 267         return apiResponse
 268     }
 269
 270         public void sendSyncResponse (DelegateExecution execution) {
 271                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 272                 utils.log("DEBUG", " *** sendSyncResponse *** ", isDebugEnabled)
 273
 274                 try {
 275                         String operationStatus = execution.getVariable("operationStatus")
 276                         // RESTResponse for main flow
 277                         String resourceOperationResp = """{"operationStatus":"${operationStatus}"}""".trim()
 278                         utils.log("DEBUG", " sendSyncResponse to APIH:" + "\n" + resourceOperationResp, isDebugEnabled)
 279                         sendWorkflowResponse(execution, 202, resourceOperationResp)
 280                         execution.setVariable("sentSyncResponse", true)
 281
 282                 } catch (Exception ex) {
 283                         String msg = "Exceptuion in sendSyncResponse:" + ex.getMessage()
 284                         utils.log("DEBUG", msg, isDebugEnabled)
 285                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 286                 }
 287                 utils.log("DEBUG"," ***** Exit sendSyncResopnse *****",  isDebugEnabled)
 288         }
 289
 290 }