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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * OPENECOMP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
   6  * ================================================================================
   7  * Modifications Copyright (c) 2019 Samsung
   8  * ================================================================================
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.so.bpmn.infrastructure.scripts
  24
  25 import org.camunda.bpm.engine.delegate.BpmnError
  26 import org.camunda.bpm.engine.delegate.DelegateExecution
  27 import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
  28 import org.onap.so.bpmn.common.scripts.ExceptionUtil
  29 import org.onap.so.bpmn.core.json.JsonUtils
  30 import org.onap.so.client.HttpClient
  31 import org.onap.so.client.HttpClientFactory
  32 import org.onap.so.client.aai.AAIObjectType
  33 import org.onap.so.client.aai.entities.uri.AAIResourceUri
  34 import org.onap.so.client.aai.entities.uri.AAIUriFactory
  35 import org.slf4j.Logger
  36 import org.slf4j.LoggerFactory
  37 import org.onap.so.utils.TargetEntity
  38 import org.onap.so.bpmn.core.UrnPropertiesReader
  39
  40 import javax.ws.rs.core.Response
  41 /**
  42  * This groovy class supports the <class>DoDeleteVFCNetworkServiceInstance.bpmn</class> process.
  43  * flow for E2E ServiceInstance Delete
  44  */
  45 public class DoDeleteVFCNetworkServiceInstance extends AbstractServiceTaskProcessor {
  46     private static final Logger logger = LoggerFactory.getLogger( DoDeleteVFCNetworkServiceInstance.class);
  47
  48     ExceptionUtil exceptionUtil = new ExceptionUtil()
  49
  50     JsonUtils jsonUtil = new JsonUtils()
  51     private final HttpClientFactory httpClientFactory = new HttpClientFactory()
  52
  53     /**
  54      * Pre Process the BPMN Flow Request
  55      * Inclouds:
  56      * generate the nsOperationKey
  57      */
  58     public void preProcessRequest (DelegateExecution execution) {
  59
  60         String msg = ""
  61         logger.trace("preProcessRequest() ")
  62         try {
  63             //deal with operation key
  64             String globalSubscriberId = execution.getVariable("globalSubscriberId")
  65             logger.info("globalSubscriberId:" + globalSubscriberId)
  66             String serviceType = execution.getVariable("serviceType")
  67             logger.info("serviceType:" + serviceType)
  68             String serviceId = execution.getVariable("serviceId")
  69             logger.info("serviceId:" + serviceId)
  70             String operationId = execution.getVariable("operationId")
  71             logger.info("serviceType:" + serviceType)
  72             String nodeTemplateUUID = execution.getVariable("resourceTemplateId")
  73             logger.info("nodeTemplateUUID:" + nodeTemplateUUID)
  74             String nsInstanceId = execution.getVariable("resourceInstanceId")
  75             logger.info("nsInstanceId:" + nsInstanceId)
  76             execution.setVariable("nsInstanceId",nsInstanceId)
  77             String nsOperationKey = """{
  78             "globalSubscriberId":"${globalSubscriberId}",
  79             "serviceType":"${serviceType}",
  80             "serviceId":"${serviceId}",
  81             "operationId":"${operationId}",
  82             "nodeTemplateUUID":"${nodeTemplateUUID}"
  83              }"""
  84             execution.setVariable("nsOperationKey", nsOperationKey);
  85             logger.info("nsOperationKey:" + nsOperationKey)
  86
  87             String vfcAdapterUrl = UrnPropertiesReader.getVariable("mso.adapters.vfc.rest.endpoint", execution)
  88
  89             if (vfcAdapterUrl == null || vfcAdapterUrl.isEmpty()) {
  90                 msg = getProcessKey(execution) + ': mso:adapters:vfcc:rest:endpoint URN mapping is not defined'
  91                 logger.debug(msg)
  92             }
  93
  94             while (vfcAdapterUrl.endsWith('/')) {
  95                 vfcAdapterUrl = vfcAdapterUrl.substring(0, vfcAdapterUrl.length()-1)
  96             }
  97
  98             execution.setVariable("vfcAdapterUrl", vfcAdapterUrl)
  99
 100         } catch (BpmnError e) {
 101             throw e;
 102         } catch (Exception ex){
 103             msg = "Exception in preProcessRequest " + ex.getMessage()
 104             logger.info(msg)
 105             exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 106         }
 107         logger.trace("Exit preProcessRequest ")
 108         }
 109
 110     /**
 111      * unwind NS from AAI relationship
 112      */
 113     public void deleteNSRelationship(DelegateExecution execution) {
 114         def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 115         logger.info(" ***** deleteNSRelationship *****")
 116         String nsInstanceId = execution.getVariable("resourceInstanceId")
 117         if(nsInstanceId == null || nsInstanceId == ""){
 118             logger.info(" Delete NS failed")
 119             return
 120         }
 121         String globalSubscriberId = execution.getVariable("globalSubscriberId")
 122         String serviceType = execution.getVariable("serviceType")
 123         String serviceId = execution.getVariable("serviceId")
 124         AAIResourceUri serviceInstanceUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, globalSubscriberId, serviceType, serviceId)
 125         AAIResourceUri nsServiceInstanceUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, globalSubscriberId, serviceType, nsInstanceId)
 126         try {
 127             getAAIClient().disconnect(serviceInstanceUri, nsServiceInstanceUri)
 128         }catch(Exception e){
 129             exceptionUtil.buildAndThrowWorkflowException(execution,25000,"Exception occured while NS disconnect call: " + e.getMessage())
 130         }
 131         logger.info(" *****Exit deleteNSRelationship *****")
 132     }
 133
 134     /**
 135      * delete NS task
 136      */
 137     public void deleteNetworkService(DelegateExecution execution) {
 138
 139         logger.trace("deleteNetworkService  start ")
 140         String vfcAdapterUrl = execution.getVariable("vfcAdapterUrl")
 141         String nsOperationKey = execution.getVariable("nsOperationKey");
 142         String url = vfcAdapterUrl + "/ns/" + execution.getVariable("nsInstanceId")
 143         Response apiResponse = deleteRequest(execution, url, nsOperationKey)
 144         String returnCode = apiResponse.getStatus()
 145         String operationStatus = "error";
 146         if(returnCode== "200" || returnCode== "202"){
 147             operationStatus = "finished"
 148         }
 149         execution.setVariable("operationStatus", operationStatus)
 150
 151         logger.trace("deleteNetworkService  end ")
 152     }
 153
 154     /**
 155      *  terminate NS task
 156      */
 157     public void terminateNetworkService(DelegateExecution execution) {
 158
 159         logger.trace("terminateNetworkService  start ")
 160         String vfcAdapterUrl = execution.getVariable("vfcAdapterUrl")
 161         String nsOperationKey = execution.getVariable("nsOperationKey")
 162         String url =  vfcAdapterUrl + "/ns/" + execution.getVariable("nsInstanceId") + "/terminate"
 163         Response apiResponse = postRequest(execution, url, nsOperationKey)
 164         String returnCode = apiResponse.getStatus()
 165         String aaiResponseAsString = apiResponse.readEntity(String.class)
 166         String jobId = "";
 167         if(returnCode== "200" || returnCode== "202"){
 168             jobId =  jsonUtil.getJsonValue(aaiResponseAsString, "jobId")
 169         }
 170         execution.setVariable("jobId", jobId)
 171         logger.trace("terminateNetworkService  end ")
 172     }
 173
 174     /**
 175      * query NS task
 176      */
 177     public void queryNSProgress(DelegateExecution execution) {
 178
 179         logger.trace("queryNSProgress  start ")
 180         String vfcAdapterUrl = execution.getVariable("vfcAdapterUrl")
 181         String jobId = execution.getVariable("jobId")
 182         String nsOperationKey = execution.getVariable("nsOperationKey");
 183         String url =  vfcAdapterUrl + "/jobs/" +  execution.getVariable("jobId")
 184         Response apiResponse = postRequest(execution, url, nsOperationKey)
 185         String returnCode = apiResponse.getStatus()
 186         String apiResponseAsString = apiResponse.readEntity(String.class)
 187         String operationProgress = "100"
 188         if(returnCode== "200"){
 189             operationProgress = jsonUtil.getJsonValue(apiResponseAsString, "responseDescriptor.progress")
 190         }
 191         execution.setVariable("operationProgress", operationProgress)
 192         logger.trace("queryNSProgress  end ")
 193     }
 194
 195     /**
 196      * delay 5 sec
 197      */
 198     public void timeDelay(DelegateExecution execution) {
 199         try {
 200             Thread.sleep(5000);
 201         } catch(InterruptedException e) {
 202             logger.info("Time Delay exception" + e)
 203         }
 204     }
 205
 206     /**
 207      * finish NS task
 208      */
 209     public void finishNSDelete(DelegateExecution execution) {
 210         //no need to do anything util now
 211     }
 212
 213     /**
 214      * post request
 215      * url: the url of the request
 216      * requestBody: the body of the request
 217      */
 218     private Response postRequest(DelegateExecution execution, String urlString, String requestBody){
 219
 220                 logger.trace("Started Execute VFC adapter Post Process ")
 221                 logger.info("url:"+urlString +"\nrequestBody:"+ requestBody)
 222                 Response apiResponse = null
 223                 try{
 224                         URL url = new URL(urlString);
 225
 226                         // Get the Basic Auth credentials for the VFCAdapter, username is 'bpel', auth is '07a7159d3bf51a0e53be7a8f89699be7'
 227             // user 'bepl' authHeader is the same with mso.db.auth
 228             String basicAuthValuedb =  UrnPropertiesReader.getVariable("mso.db.auth", execution)
 229             HttpClient httpClient = httpClientFactory.newJsonClient(url, TargetEntity.VNF_ADAPTER)
 230             httpClient.addAdditionalHeader("Accept", "application/json")
 231             httpClient.addAdditionalHeader("Authorization", basicAuthValuedb)
 232
 233                         apiResponse = httpClient.post(requestBody)
 234
 235                         logger.debug("response code:"+ apiResponse.getStatus() +"\nresponse body:"+ apiResponse.readEntity(String.class))
 236
 237                         logger.trace("Completed Execute VF-C adapter Post Process ")
 238                 }catch(Exception e){
 239             logger.error("Exception occured while executing VF-C Post Call. Exception is: \n" + e.getMessage());
 240             throw new BpmnError("MSOWorkflowException")
 241         }
 242         return apiResponse
 243     }
 244     /**
 245      * delete request
 246      * url: the url of the request
 247      * requestBody: the body of the request
 248      */
 249     private Response deleteRequest(DelegateExecution execution, String url, String requestBody){
 250
 251         logger.trace("Started Execute VFC adapter Delete Process ")
 252         logger.info("url:"+url +"\nrequestBody:"+ requestBody)
 253         Response r
 254         try{
 255
 256                 URL Url = new URL(url)
 257             // Get the Basic Auth credentials for the VFCAdapter, username is 'bpel', auth is '07a7159d3bf51a0e53be7a8f89699be7'
 258             // user 'bepl' authHeader is the same with mso.db.auth
 259             String basicAuthValuedb =  UrnPropertiesReader.getVariable("mso.db.auth", execution)
 260             HttpClient httpClient = httpClientFactory.newJsonClient(url, TargetEntity.VNF_ADAPTER)
 261             httpClient.addAdditionalHeader("Accept", "application/json")
 262             httpClient.addAdditionalHeader("Authorization", basicAuthValuedb)
 263             httpClient.addAdditionalHeader("Content-Type", "application/json")
 264             r = httpClient.delete(requestBody)
 265
 266             logger.trace("Completed Execute VF-C adapter Delete Process ")
 267         }catch(Exception e){
 268             logger.error("Exception occured while executing VF-C Post Call. Exception is: \n" + e.getMessage());
 269             throw new BpmnError("MSOWorkflowException")
 270         }
 271         return r
 272     }
 273 }