bpmn/so-bpmn-infrastructure-flows/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/CreateNetworkInstance.groovy

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   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
  21 package org.onap.so.bpmn.infrastructure.scripts;
  22
  23 import org.apache.commons.lang3.*
  24 import org.camunda.bpm.engine.delegate.BpmnError
  25 import org.camunda.bpm.engine.delegate.DelegateExecution
  26 import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
  27 import org.onap.so.bpmn.common.scripts.ExceptionUtil
  28 import org.onap.so.bpmn.common.scripts.MsoUtils
  29 import org.onap.so.bpmn.core.WorkflowException
  30 import org.onap.so.bpmn.core.json.JsonUtils
  31 import org.onap.so.logger.MsoLogger
  32
  33 import groovy.json.*
  34
  35 /**
  36  * This groovy class supports the <class>CreateNetworkInstance.bpmn</class> process.
  37  *
  38  */
  39 public class CreateNetworkInstance extends AbstractServiceTaskProcessor {
  40         private static final MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.BPEL, CreateNetworkInstance.class);
  41
  42         String Prefix="CRENI_"
  43         ExceptionUtil exceptionUtil = new ExceptionUtil()
  44         JsonUtils jsonUtil = new JsonUtils()
  45
  46         public InitializeProcessVariables(DelegateExecution execution){
  47
  48                 execution.setVariable(Prefix + "source", "")
  49                 execution.setVariable(Prefix + "Success", false)
  50
  51                 execution.setVariable(Prefix + "CompleteMsoProcessRequest", "")
  52                 execution.setVariable(Prefix + "FalloutHandlerRequest", "")
  53                 execution.setVariable(Prefix + "isSilentSuccess", false)
  54
  55         }
  56
  57
  58         /**
  59          * This method is executed during the preProcessRequest task of the <class>CreateNetworkInstance.bpmn</class> process.
  60          * @param execution
  61          */
  62
  63         // **************************************************
  64         //     Pre or Prepare Request Section
  65         // **************************************************
  66         /**
  67          * This method is executed during the preProcessRequest task of the <class>CreateNetworkInstance.bpmn</class> process.
  68          * @param execution
  69          */
  70         public void preProcessRequest (DelegateExecution execution) {
  71                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
  72                 execution.setVariable("prefix",Prefix)
  73
  74                 msoLogger.trace("Start preProcessRequest")
  75
  76                 try {
  77                         // initialize flow variables
  78                         InitializeProcessVariables(execution)
  79
  80                         String sdncVersion = execution.getVariable("sdncVersion")
  81                         if (sdncVersion == null || sdncVersion == '1610') {
  82                                 // 'a-la-cart' default, sdncVersion = '1610'
  83                                 execution.setVariable("sdncVersion", "1610")
  84                                 String bpmnRequest = execution.getVariable("bpmnRequest")
  85                                 // set 'disableRollback'
  86                                 if (bpmnRequest != null) {
  87                                         String disableRollback = jsonUtil.getJsonValue(bpmnRequest, "requestDetails.requestInfo.suppressRollback")
  88                                         if (disableRollback != null) {
  89                                            execution.setVariable("disableRollback", disableRollback)
  90                                            msoLogger.debug("Received 'suppressRollback': " + disableRollback )
  91                                         } else {
  92                                            execution.setVariable("disableRollback", false)
  93                                         }
  94                                         msoLogger.debug(" Set 'disableRollback' : " + execution.getVariable("disableRollback") )
  95                                 } else {
  96                                         String dataErrorMessage = " Invalid 'bpmnRequest' request."
  97                                         msoLogger.debug(dataErrorMessage)
  98                                         exceptionUtil.buildAndThrowWorkflowException(execution, 2500, dataErrorMessage)
  99                                 }
 100
 101                         } else {
 102                             // 'macro' TEST ONLY, sdncVersion = '1702'
 103                             msoLogger.debug(" 'disableRollback' : " + execution.getVariable("disableRollback") )
 104                         }
 105
 106                         // get/set 'msoRequestId' and 'mso-request-id'
 107                         String requestId = execution.getVariable("msoRequestId")
 108                         if (requestId != null) {
 109                                 execution.setVariable("mso-request-id", requestId)
 110                         } else {
 111                                 requestId = execution.getVariable("mso-request-id")
 112                         }
 113                         execution.setVariable(Prefix + "requestId", requestId)
 114
 115                         // get/set 'requestId'
 116                         if (execution.getVariable("requestId") == null) {
 117                                 execution.setVariable("requestId", requestId)
 118                         }
 119
 120                         //Place holder for additional code.
 121
 122                         // TODO ???
 123                         // userParams???  1) pre-loads indicator, 2) 'auto-activation'
 124                         // Tag/Value parameters
 125                         //
 126                         // Map: 'networkInputParams': 'auto-activation''
 127                         // Sample format?
 128                         // "requestParameters": {
 129                         //     "userParams": [
 130             //          {
 131                         //               "name": "someUserParam1",
 132                         //               "value": "someValue1"
 133                         //          }
 134             //     ]
 135                     //   }
 136                         //
 137                         // String userParams = //use json util to extract "userParams"//
 138                 // execution.setVariable("networkInputParams", userParams)
 139                         // else: execution.setVariable("networkInputParams", null)
 140                         //
 141
 142                 } catch (BpmnError e) {
 143                     throw e;
 144
 145                 } catch (Exception ex){
 146                         sendSyncError(execution)
 147                          // caught exception
 148                         String exceptionMessage = "Exception Encountered in CreateNetworkInstance, PreProcessRequest() - " + ex.getMessage()
 149                         msoLogger.debug(exceptionMessage)
 150                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 151
 152                 }
 153         }
 154
 155         public void sendSyncResponse (DelegateExecution execution) {
 156                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 157                 execution.setVariable("prefix",Prefix)
 158
 159                 msoLogger.trace("Start sendSyncResponse")
 160
 161                 try {
 162                         String requestId = execution.getVariable("mso-request-id")
 163
 164                         // RESTResponse (for API Handler (APIH) Reply Task)
 165                         String createNetworkRestRequest = """{"requestReferences":{"instanceId":"","requestId":"${requestId}"}}""".trim()
 166
 167                         msoLogger.debug(" sendSyncResponse to APIH - " + "\n" + createNetworkRestRequest)
 168                         sendWorkflowResponse(execution, 202, createNetworkRestRequest)
 169
 170                 } catch (Exception ex) {
 171                         String exceptionMessage = "Bpmn error encountered in CreateNetworkInstance flow. sendSyncResponse() - " + ex.getMessage()
 172                         msoLogger.debug(exceptionMessage)
 173                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 174                 }
 175
 176         }
 177
 178
 179         public void getNetworkModelInfo (DelegateExecution execution) {
 180                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 181                 execution.setVariable("prefix", Prefix)
 182
 183                 msoLogger.trace("Start getNetworkModelInfo")
 184
 185                 try {
 186
 187                         // For Ala-Carte (sdnc = 1610):
 188                         // 1. the Network ModelInfo is expected to be sent
 189                         //     via requestDetails.modelInfo (modelType = network).
 190                         // 2. the Service ModelInfo is expected to be sent but will be IGNORE
 191                         //     via requestDetails.relatedInstanceList.relatedInstance.modelInfo (modelType = service)
 192
 193                 } catch (Exception ex) {
 194                         sendSyncError(execution)
 195                    String exceptionMessage = "Bpmn error encountered in CreateNetworkInstance flow. getNetworkModelInfo() - " + ex.getMessage()
 196                    msoLogger.debug(exceptionMessage)
 197                    exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 198
 199                 }
 200
 201         }
 202
 203
 204         public void sendSyncError (DelegateExecution execution) {
 205                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 206                 execution.setVariable("prefix", Prefix)
 207
 208                 msoLogger.trace("Start sendSyncError")
 209
 210                 try {
 211
 212                         String requestId = execution.getVariable("mso-request-id")
 213
 214                         // REST Error (for API Handler (APIH) Reply Task)
 215                         String syncError = """{"requestReferences":{"instanceId":"","requestId":"${requestId}"}}""".trim()
 216
 217                         sendWorkflowResponse(execution, 500, syncError)
 218
 219                 } catch (Exception ex) {
 220                         msoLogger.debug(" Bpmn error encountered in CreateNetworkInstance flow. sendSyncError() - " + ex.getMessage())
 221                 }
 222
 223         }
 224
 225         public void prepareDBRequestError (DelegateExecution execution) {
 226                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 227                 execution.setVariable("prefix",Prefix)
 228
 229                 try {
 230                         msoLogger.trace("Start prepareDBRequestError")
 231
 232                         // set DB Header Authorization
 233                         setBasicDBAuthHeader(execution, isDebugEnabled)
 234
 235                         String statusMessage = ""
 236                         WorkflowException wfe = null
 237                         if (execution.getVariable("WorkflowException") instanceof WorkflowException) {
 238                                 wfe = execution.getVariable("WorkflowException")
 239                                 statusMessage = wfe.getErrorMessage()
 240                         }
 241
 242                         String requestId = execution.getVariable(Prefix + "requestId")
 243                         String networkName = execution.getVariable("networkName") !=null ? execution.getVariable("networkName") : ""
 244                         String networkId = execution.getVariable("networkId") !=null ? execution.getVariable("networkId") : ""
 245                         String dbRequest =
 246                                         """<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
 247                                                 <soapenv:Header/>
 248                                                 <soapenv:Body>
 249                                                         <ns:updateInfraRequest xmlns:ns="http://org.onap.so/requestsdb">
 250                                                                 <requestId>${MsoUtils.xmlEscape(requestId)}</requestId>
 251                                                                 <lastModifiedBy>BPMN</lastModifiedBy>
 252                                                                 <statusMessage>${MsoUtils.xmlEscape(statusMessage)}</statusMessage>
 253                                                                 <responseBody></responseBody>
 254                                                                 <requestStatus>FAILED</requestStatus>
 255                                                                 <vnfOutputs>&lt;network-id&gt;${MsoUtils.xmlEscape(networkId)}&lt;/network-id&gt;&lt;network-name&gt;${MsoUtils.xmlEscape(networkName)}&lt;/network-names&gt;</vnfOutputs>
 256                                                         </ns:updateInfraRequest>
 257                                                 </soapenv:Body>
 258                                            </soapenv:Envelope>"""
 259
 260                    execution.setVariable(Prefix + "createDBRequest", dbRequest)
 261                    msoLogger.debug(" DB Adapter Request - " + "\n" + dbRequest)
 262                    msoLogger.debug(dbRequest)
 263
 264                 } catch (Exception ex) {
 265                         String exceptionMessage = " Bpmn error encountered in CreateNetworkInstance flow. prepareDBRequestError() - " + ex.getMessage()
 266                         msoLogger.debug(exceptionMessage)
 267                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 268
 269                 }
 270
 271          }
 272
 273         public void prepareCompletion (DelegateExecution execution) {
 274                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 275                 execution.setVariable("prefix",Prefix)
 276
 277                 msoLogger.trace("Start prepareCompletion")
 278
 279                 try {
 280
 281                         String requestId = execution.getVariable("mso-request-id")
 282                         String source = execution.getVariable(Prefix + "source")
 283
 284                         String msoCompletionRequest =
 285                                 """<aetgt:MsoCompletionRequest xmlns:aetgt="http://org.onap/so/workflow/schema/v1"
 286                                                                 xmlns:ns="http://org.onap/so/request/types/v1">
 287                                                 <request-info xmlns="http://org.onap/so/infra/vnf-request/v1">
 288                                                         <request-id>${MsoUtils.xmlEscape(requestId)}</request-id>
 289                                                         <action>CREATE</action>
 290                                                         <source>VID</source>
 291                                                 </request-info>
 292                                                 <aetgt:status-message>Network has been created successfully.</aetgt:status-message>
 293                                                 <aetgt:mso-bpel-name>BPMN Network action: CREATE</aetgt:mso-bpel-name>
 294                                         </aetgt:MsoCompletionRequest>"""
 295
 296                                 // Format Response
 297                         String xmlMsoCompletionRequest = utils.formatXml(msoCompletionRequest)
 298
 299                         // normal path
 300                         execution.setVariable(Prefix + "Success", true)
 301                         execution.setVariable(Prefix + "CompleteMsoProcessRequest", xmlMsoCompletionRequest)
 302                         msoLogger.debug(" Overall SUCCESS Response going to CompleteMsoProcess - " + "\n" + xmlMsoCompletionRequest)
 303
 304                 } catch (Exception ex) {
 305                         String exceptionMessage = " Bpmn error encountered in CreateNetworkInstance flow. prepareCompletion() - " + ex.getMessage()
 306                         msoLogger.debug(exceptionMessage)
 307                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 308
 309                 }
 310
 311
 312         }
 313
 314
 315
 316
 317         // **************************************************
 318         //     Post or Validate Response Section
 319         // **************************************************
 320
 321         public void postProcessResponse (DelegateExecution execution) {
 322                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 323                 execution.setVariable("prefix", Prefix)
 324
 325                 msoLogger.trace("Start postProcessResponse")
 326
 327                 try {
 328
 329                         if (execution.getVariable("CMSO_ResponseCode") == "200") {
 330                                 execution.setVariable(Prefix + "Success", true)
 331                                 msoLogger.trace("CreateNetworkInstance Success ****")
 332                                 //   Place holder for additional code.
 333
 334                          } else {
 335                                 execution.setVariable(Prefix + "Success", false)
 336                                 msoLogger.trace("CreateNetworkInstance Failed in CompletionMsoProces flow!. ****")
 337
 338                          }
 339
 340
 341                 } catch (Exception ex) {
 342                         String exceptionMessage = " Bpmn error encountered in CreateNetworkInstance flow. postProcessResponse() - " + ex.getMessage()
 343                         msoLogger.debug(exceptionMessage)
 344                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 345
 346             }
 347
 348         }
 349
 350
 351         // *******************************
 352         //     Build Error Section
 353         // *******************************
 354
 355         public void processRollbackData (DelegateExecution execution) {
 356                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 357                 execution.setVariable("prefix", Prefix)
 358
 359                 msoLogger.trace("Start processRollbackData")
 360
 361                 try {
 362                         //execution.getVariable("orchestrationStatus")
 363                         //execution.getVariable("networkId")
 364                         //execution.getVariable("networkName")
 365                         //networkOutputParams
 366                         //rollbackData
 367                         //rolledBack
 368
 369                 } catch (Exception ex) {
 370                         msoLogger.debug(" Bpmn error encountered in CreateNetworkInstance flow. callDBCatalog() - " + ex.getMessage())
 371                 }
 372
 373         }
 374
 375         // Prepare for FalloutHandler
 376         public void buildErrorResponse (DelegateExecution execution) {
 377                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 378                 execution.setVariable("prefix", Prefix)
 379
 380                 msoLogger.debug("DB updateInfraRequest ResponseCode: " + execution.getVariable(Prefix + "dbReturnCode"))
 381                 msoLogger.debug("DB updateInfraRequest Response: " + execution.getVariable(Prefix + "createDBResponse"))
 382
 383                 msoLogger.trace("Prepare for FalloutHandler. FAILURE - prepare request for sub-process FalloutHandler.")
 384
 385                 String falloutHandlerRequest = ""
 386                 String requestId = execution.getVariable("mso-request-id")
 387
 388                 try {
 389
 390                         WorkflowException wfe = execution.getVariable("WorkflowException")
 391                         String errorCode = String.valueOf(wfe.getErrorCode())
 392                         String errorMessage = wfe.getErrorMessage()
 393                         falloutHandlerRequest =
 394                                 """<aetgt:FalloutHandlerRequest xmlns:aetgt="http://org.onap/so/workflow/schema/v1"
 395                                                                      xmlns:ns="http://org.onap/so/request/types/v1"
 396                                                                      xmlns:wfsch="http://org.onap/so/workflow/schema/v1">
 397                                            <request-info xmlns="http://org.onap/so/infra/vnf-request/v1">
 398                                               <request-id>${MsoUtils.xmlEscape(requestId)}</request-id>
 399                                               <action>CREATE</action>
 400                                               <source>VID</source>
 401                                            </request-info>
 402                                                 <aetgt:WorkflowException xmlns:aetgt="http://org.onap/so/workflow/schema/v1">
 403                                                         <aetgt:ErrorMessage>${MsoUtils.xmlEscape(errorMessage)}</aetgt:ErrorMessage>
 404                                                         <aetgt:ErrorCode>${MsoUtils.xmlEscape(errorCode)}</aetgt:ErrorCode>
 405                                                 </aetgt:WorkflowException>
 406                                         </aetgt:FalloutHandlerRequest>"""
 407
 408                         msoLogger.debug(falloutHandlerRequest)
 409                         execution.setVariable(Prefix + "FalloutHandlerRequest", falloutHandlerRequest)
 410                         msoLogger.debug("  Overall Error Response going to FalloutHandler: " + "\n" + falloutHandlerRequest)
 411
 412                 } catch (Exception ex) {
 413                         String errorException = "  Bpmn error encountered in CreateNetworkInstance flow. FalloutHandlerRequest,  buildErrorResponse()"
 414                         msoLogger.debug("Exception error in CreateNetworkInstance flow,  buildErrorResponse(): "  + ex.getMessage())
 415                         falloutHandlerRequest =
 416                         """<aetgt:FalloutHandlerRequest xmlns:aetgt="http://org.onap/so/workflow/schema/v1"
 417                                                                      xmlns:ns="http://org.onap/so/request/types/v1"
 418                                                                      xmlns:wfsch="http://org.onap/so/workflow/schema/v1">
 419                                            <request-info xmlns="http://org.onap/so/infra/vnf-request/v1">
 420                                               <request-id>${MsoUtils.xmlEscape(requestId)}</request-id>
 421                                               <action>CREATE</action>
 422                                               <source>VID</source>
 423                                            </request-info>
 424                                                 <aetgt:WorkflowException xmlns:aetgt="http://org.onap/so/workflow/schema/v1">
 425                                                         <aetgt:ErrorMessage>${MsoUtils.xmlEscape(errorException)}</aetgt:ErrorMessage>
 426                                                         <aetgt:ErrorCode>7000</aetgt:ErrorCode>
 427                                                 </aetgt:WorkflowException>
 428                                         </aetgt:FalloutHandlerRequest>"""
 429
 430                         execution.setVariable(Prefix + "FalloutHandlerRequest", falloutHandlerRequest)
 431                         msoLogger.debug("  Overall Error Response going to FalloutHandler: " + "\n" + falloutHandlerRequest)
 432
 433                 }
 434
 435         }
 436
 437         public void processJavaException(DelegateExecution execution){
 438                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 439                 execution.setVariable("prefix",Prefix)
 440                 try{
 441                         msoLogger.debug("Caught a Java Exception in " + Prefix)
 442                         msoLogger.debug("Started processJavaException Method")
 443                         msoLogger.debug("Variables List: " + execution.getVariables())
 444                         execution.setVariable("UnexpectedError", "Caught a Java Lang Exception - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 445                         exceptionUtil.buildWorkflowException(execution, 500, "Caught a Java Lang Exception")
 446
 447                 }catch(Exception e){
 448                         msoLogger.debug("Caught Exception during processJavaException Method: " + e)
 449                         execution.setVariable("UnexpectedError", "Exception in processJavaException method - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 450                         exceptionUtil.buildWorkflowException(execution, 500, "Exception in processJavaException method" + Prefix)
 451                 }
 452                 msoLogger.debug("Completed processJavaException Method in " + Prefix)
 453         }
 454
 455 }