bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/bpmn/infrastructure/scripts/DelServiceInstance.groovy

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * OPENECOMP - MSO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. 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 package org.openecomp.mso.bpmn.infrastructure.scripts;
  21
  22 import groovy.xml.XmlUtil
  23 import groovy.json.*
  24
  25 import org.openecomp.mso.bpmn.core.json.JsonUtils
  26 import org.openecomp.mso.bpmn.common.scripts.AbstractServiceTaskProcessor
  27 import org.openecomp.mso.bpmn.common.scripts.ExceptionUtil
  28 import org.openecomp.mso.bpmn.common.scripts.VidUtils
  29 import org.openecomp.mso.bpmn.core.WorkflowException
  30 import org.openecomp.mso.rest.APIResponse;
  31
  32 import java.util.UUID;
  33 import javax.xml.parsers.DocumentBuilder
  34 import javax.xml.parsers.DocumentBuilderFactory
  35
  36 import org.camunda.bpm.engine.delegate.BpmnError
  37 import org.camunda.bpm.engine.runtime.Execution
  38 import org.json.JSONObject;
  39 import org.apache.commons.lang3.*
  40 import org.apache.commons.codec.binary.Base64;
  41 import org.w3c.dom.Document
  42 import org.w3c.dom.Element
  43 import org.w3c.dom.Node
  44 import org.w3c.dom.NodeList
  45 import org.xml.sax.InputSource
  46 import static org.apache.commons.lang3.StringUtils.*;
  47
  48 import org.springframework.web.util.UriUtils;
  49
  50 /**
  51  * This groovy class supports the <class>DelServiceInstance.bpmn</class> process.
  52  *
  53  */
  54 public class DelServiceInstance extends AbstractServiceTaskProcessor {
  55
  56         String Prefix="DELSI_"
  57         ExceptionUtil exceptionUtil = new ExceptionUtil()
  58         JsonUtils jsonUtil = new JsonUtils()
  59         VidUtils vidUtils = new VidUtils()
  60
  61         public void preProcessRequest (Execution execution) {
  62                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
  63                 execution.setVariable("prefix",Prefix)
  64                 String msg = ""
  65
  66                 utils.log("DEBUG", " *** preProcessRequest Request *** ", isDebugEnabled)
  67
  68                 try {
  69                         // check for incoming json message/input
  70                         String siRequest = execution.getVariable("bpmnRequest")
  71                         utils.logAudit(siRequest)
  72
  73
  74                         String requestId = execution.getVariable("mso-request-id")
  75                         execution.setVariable("msoRequestId", requestId)
  76                         utils.log("DEBUG", "Input Request:" + siRequest + " reqId:" + requestId, isDebugEnabled)
  77
  78                         String serviceInstanceId = execution.getVariable("serviceInstanceId")
  79                         if (isBlank(serviceInstanceId)) {
  80                                 msg = "Input serviceInstanceId' is null"
  81                                 exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
  82                         }
  83
  84                         //String xmlRequestDetails = vidUtils.getJsonRequestDetailstoXml(siRequest)
  85                         //execution.setVariable("requestDetails", xmlRequestDetails)
  86
  87                         //modelInfo
  88                         String serviceModelInfo = jsonUtil.getJsonValue(siRequest, "requestDetails.modelInfo")
  89                         if (isBlank(serviceModelInfo)) {
  90                                 msg = "Input serviceModelInfo is null"
  91                                 utils.log("DEBUG", msg, isDebugEnabled)
  92                         } else
  93                         {
  94                                 execution.setVariable("serviceModelInfo", serviceModelInfo)
  95                                 //utils.log("DEBUG", "modelInfo" + serviceModelInfo,  isDebugEnabled)
  96                         }
  97
  98                         //requestInfo
  99                         String productFamilyId = jsonUtil.getJsonValue(siRequest, "requestDetails.requestInfo.productFamilyId")
 100                         if (isBlank(productFamilyId))
 101                         {
 102                                 msg = "Input productFamilyId is null"
 103                                 utils.log("DEBUG", msg, isDebugEnabled)
 104                                 //exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
 105                         } else {
 106                                 execution.setVariable("productFamilyId", productFamilyId)
 107                         }
 108                         String source = jsonUtil.getJsonValue(siRequest, "requestDetails.requestInfo.source")
 109                         execution.setVariable("source", source)
 110
 111                         //subscriberInfo
 112                         String globalSubscriberId = jsonUtil.getJsonValue(siRequest, "requestDetails.subscriberInfo.globalSubscriberId")
 113                         if (isBlank(globalSubscriberId)) {
 114                                 msg = "Input globalSubscriberId' is null"
 115                                 utils.log("DEBUG", msg, isDebugEnabled)
 116                         } else {
 117                                 execution.setVariable("globalSubscriberId", globalSubscriberId)
 118                         }
 119
 120                         //requestParameters
 121                         String subscriptionServiceType = jsonUtil.getJsonValue(siRequest, "requestDetails.requestParameters.subscriptionServiceType")
 122                         if (isBlank(subscriptionServiceType)) {
 123                                 msg = "Input subscriptionServiceType is null"
 124                                 utils.log("DEBUG", msg, isDebugEnabled)
 125                                 //exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
 126                         } else {
 127                                 execution.setVariable("subscriptionServiceType", subscriptionServiceType)
 128                         }
 129
 130                 } catch (BpmnError e) {
 131                         throw e;
 132                 } catch (Exception ex){
 133                         msg = "Exception in preProcessRequest " + ex.getMessage()
 134                         utils.log("DEBUG", msg, isDebugEnabled)
 135                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 136                 }
 137                 utils.log("DEBUG"," ***** Exit preProcessRequest *****",  isDebugEnabled)
 138         }
 139
 140         public void sendSyncResponse (Execution execution) {
 141                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 142                 utils.log("DEBUG", " *** sendSyncResponse  *** ", isDebugEnabled)
 143
 144                 try {
 145                         String requestId = execution.getVariable("msoRequestId")
 146                         String serviceInstanceId = execution.getVariable("serviceInstanceId")
 147
 148                         // RESTResponse (for API Handler (APIH) Reply Task)
 149                         String syncResponse = """{"requestReferences":{"instanceId":"${serviceInstanceId}","requestId":"${requestId}"}}""".trim()
 150                         utils.log("DEBUG", " sendSynchResponse: xmlSyncResponse - " + "\n" + syncResponse, isDebugEnabled)
 151                         sendWorkflowResponse(execution, 202, syncResponse)
 152
 153                 } catch (Exception ex) {
 154                         String msg  = "Exception in sendSyncResponse: " + ex.getMessage()
 155                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 156                 }
 157                 utils.log("DEBUG"," ***** Exit sendSyncResopnse *****",  isDebugEnabled)
 158         }
 159
 160         public void sendSyncError (Execution execution) {
 161                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 162                 utils.log("DEBUG", " *** sendSyncError *** ", isDebugEnabled)
 163
 164                 try {
 165                         String errorMessage = ""
 166                         if (execution.getVariable("WorkflowException") instanceof WorkflowException) {
 167                                 WorkflowException wfe = execution.getVariable("WorkflowException")
 168                                 errorMessage = wfe.getErrorMessage()
 169                         } else {
 170                                 errorMessage = "Sending Sync Error."
 171                         }
 172
 173                         String buildworkflowException =
 174                                 """<aetgt:WorkflowException xmlns:aetgt="http://org.openecomp/mso/workflow/schema/v1">
 175                                         <aetgt:ErrorMessage>${errorMessage}</aetgt:ErrorMessage>
 176                                         <aetgt:ErrorCode>7000</aetgt:ErrorCode>
 177                                    </aetgt:WorkflowException>"""
 178
 179                         utils.logAudit(buildworkflowException)
 180                         sendWorkflowResponse(execution, 500, buildworkflowException)
 181
 182                 } catch (Exception ex) {
 183                         utils.log("DEBUG", " Sending Sync Error Activity Failed. " + "\n" + ex.getMessage(), isDebugEnabled)
 184                 }
 185
 186         }
 187
 188         public void prepareCompletionRequest (Execution execution) {
 189                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 190                 utils.log("DEBUG", " *** prepareCompletion *** ", isDebugEnabled)
 191
 192                 try {
 193                         String requestId = execution.getVariable("msoRequestId")
 194                         String source = execution.getVariable("source")
 195                         String msoCompletionRequest =
 196                         """<aetgt:MsoCompletionRequest xmlns:aetgt="http://org.openecomp/mso/workflow/schema/v1"
 197                                                                 xmlns:ns="http://org.openecomp/mso/request/types/v1">
 198                                                 <request-info xmlns="http://org.openecomp/mso/infra/vnf-request/v1">
 199                                                         <request-id>${requestId}</request-id>
 200                                                         <action>DELETE</action>
 201                                                         <source>${source}</source>
 202                                                 </request-info>
 203                                                 <aetgt:status-message>Service Instance was deleted successfully.</aetgt:status-message>
 204                                                 <aetgt:mso-bpel-name>DelServiceInstance</aetgt:mso-bpel-name>
 205                                         </aetgt:MsoCompletionRequest>"""
 206
 207                         // Format Response
 208                         String xmlMsoCompletionRequest = utils.formatXml(msoCompletionRequest)
 209
 210                         execution.setVariable("completionRequest", xmlMsoCompletionRequest)
 211                         utils.log("DEBUG", " Overall SUCCESS Response going to CompleteMsoProcess - " + "\n" + xmlMsoCompletionRequest, isDebugEnabled)
 212
 213                 } catch (Exception ex) {
 214                         String msg = " Exception in prepareCompletion:" + ex.getMessage()
 215                         utils.log("DEBUG", msg, isDebugEnabled)
 216                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
 217                 }
 218                 utils.log("DEBUG", "*** Exit prepareCompletionRequest ***", isDebugEnabled)
 219         }
 220
 221         public void prepareFalloutRequest(Execution execution){
 222                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 223                 utils.log("DEBUG", " *** prepareFalloutRequest *** ", isDebugEnabled)
 224
 225                 try {
 226                         WorkflowException wfex = execution.getVariable("WorkflowException")
 227                         utils.log("DEBUG", " Input Workflow Exception: " + wfex.toString(), isDebugEnabled)
 228                         String requestId = execution.getVariable("msoRequestId")
 229                         String source = execution.getVariable("source")
 230                         String requestInfo =
 231                         """<request-info xmlns="http://org.openecomp/mso/infra/vnf-request/v1">
 232                                         <request-id>${requestId}</request-id>
 233                                         <action>DELETE</action>
 234                                         <source>${source}</source>
 235                                    </request-info>"""
 236
 237                         String falloutRequest = exceptionUtil.processMainflowsBPMNException(execution, requestInfo)
 238                         execution.setVariable("falloutRequest", falloutRequest)
 239                 } catch (Exception ex) {
 240                         utils.log("DEBUG", "Exception prepareFalloutRequest:" + ex.getMessage(), isDebugEnabled)
 241                         String errorException = "  Bpmn error encountered in CreateServiceInstance flow. FalloutHandlerRequest,  buildErrorResponse() - " + ex.getMessage()
 242                         String requestId = execution.getVariable("msoRequestId")
 243                         String falloutRequest =
 244                         """<aetgt:FalloutHandlerRequest xmlns:aetgt="http://org.openecomp/mso/workflow/schema/v1"
 245                                                                      xmlns:ns="http://org.openecomp/mso/request/types/v1"
 246                                                                      xmlns:wfsch="http://org.openecomp/mso/workflow/schema/v1">
 247                                            <request-info xmlns="http://org.openecomp/mso/infra/vnf-request/v1">
 248                                               <request-id>${requestId}</request-id>
 249                                               <action>DELETE</action>
 250                                               <source>VID</source>
 251                                            </request-info>
 252                                                 <aetgt:WorkflowException xmlns:aetgt="http://org.openecomp/mso/workflow/schema/v1">
 253                                                         <aetgt:ErrorMessage>${errorException}</aetgt:ErrorMessage>
 254                                                         <aetgt:ErrorCode>7000</aetgt:ErrorCode>
 255                                                 </aetgt:WorkflowException>
 256                                         </aetgt:FalloutHandlerRequest>"""
 257
 258                         execution.setVariable("falloutRequest", falloutRequest)
 259                 }
 260                 utils.log("DEBUG", "*** Exit prepareFalloutRequest ***", isDebugEnabled)
 261         }
 262
 263
 264         // *******************************
 265         //     Build DB request Section
 266         // *******************************
 267         public void prepareDBRequest (Execution execution) {
 268                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 269                 execution.setVariable("prefix", Prefix)
 270
 271                 try {
 272                         utils.log("DEBUG", " ***** Inside prepareDBRequest of DeleteServiceInstance ***** ", isDebugEnabled)
 273
 274                         String requestId = execution.getVariable("DELSI_requestId")
 275                         String statusMessage = "Service Instance successfully deleted."
 276
 277                         //TODO - verify the format for Service Instance Delete,
 278                         String dbRequest =
 279                                         """<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
 280                                                 <soapenv:Header/>
 281                                                 <soapenv:Body>
 282                                                         <ns:updateInfraRequest xmlns:ns="http://org.openecomp.mso/requestsdb">
 283                                                                 <requestId>${requestId}</requestId>
 284                                                                 <lastModifiedBy>BPMN</lastModifiedBy>
 285                                                                 <statusMessage>${statusMessage}</statusMessage>
 286                                                                 <responseBody></responseBody>
 287                                                                 <requestStatus>COMPLETED</requestStatus>
 288                                                                 <progress>100</progress>
 289                                                         </ns:updateInfraRequest>
 290                                                    </soapenv:Body>
 291                                            </soapenv:Envelope>"""
 292
 293                    String buildDeleteDBRequestAsString = utils.formatXml(dbRequest)
 294                    execution.setVariable("DELSI_createDBRequest", buildDeleteDBRequestAsString)
 295                    utils.logAudit(buildDeleteDBRequestAsString)
 296
 297                 } catch (Exception ex) {
 298                         // try error in method block
 299                         String exceptionMessage = "Bpmn error encountered in DeleteServiceInstance flow. Unexpected Error from method prepareDBRequest() - " + ex.getMessage()
 300                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 301
 302                 }
 303
 304          }
 305
 306         // *******************************
 307         //     Build Error Section
 308         // *******************************
 309         public void prepareDBRequestError (Execution execution) {
 310                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 311                 execution.setVariable("prefix", Prefix)
 312
 313                 utils.log("DEBUG", " ***** Inside prepareDBRequestError of DeleteServiceInstanceInfra ***** ", isDebugEnabled)
 314
 315                 try {
 316                         String requestId = execution.getVariable("DELSI_requestId")
 317                         String statusMessage = ""
 318                         if (execution.getVariable("WorkflowException") instanceof WorkflowException) {
 319                                 WorkflowException wfe = execution.getVariable("WorkflowException")
 320                                 statusMessage = wfe.getErrorMessage()
 321
 322                         } else {
 323                                 statusMessage = "Encountered Error during DeleteServiceInstanceInfra proccessing. "
 324                         }
 325
 326                         //TODO - verify the format for Service Instance Create,
 327                         String dbRequest =
 328                                         """<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
 329                                                 <soapenv:Header/>
 330                                                 <soapenv:Body>
 331                                                         <ns:updateInfraRequest xmlns:ns="http://org.openecomp.mso/requestsdb">
 332                                                                 <requestId>${requestId}</requestId>
 333                                                                 <lastModifiedBy>BPMN</lastModifiedBy>
 334                                                                 <statusMessage>${statusMessage}</statusMessage>
 335                                                                 <responseBody></responseBody>
 336                                                                 <requestStatus>FAILED</requestStatus>
 337                                                         </ns:updateInfraRequest>
 338                                                    </soapenv:Body>
 339                                            </soapenv:Envelope>"""
 340
 341                    String buildDBRequestAsString = utils.formatXml(dbRequest)
 342                    execution.setVariable("DELSI_createDBInfraErrorRequest", buildDBRequestAsString)
 343                    utils.logAudit(buildDBRequestAsString)
 344
 345                 } catch (Exception ex) {
 346                         // try error in method block
 347                         String exceptionMessage = "Bpmn error encountered in DeleteServiceInstanceInfra flow. Unexpected Error from method prepareDBRequestError() - " + ex.getMessage()
 348                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 349
 350                 }
 351
 352          }
 353 }