bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateNetworkInstanceRollback.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 groovy.xml.XmlUtil
  24
  25 import groovy.json.*
  26 import org.onap.so.bpmn.core.UrnPropertiesReader
  27 import org.onap.so.bpmn.core.json.JsonUtils
  28 import org.onap.so.client.HttpClient
  29 import org.onap.so.logger.MsoLogger
  30 import org.onap.so.logger.MessageEnum
  31
  32 import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
  33 import org.onap.so.bpmn.common.scripts.ExceptionUtil
  34 import org.onap.so.bpmn.common.scripts.NetworkUtils
  35 import org.onap.so.bpmn.common.scripts.SDNCAdapterUtils
  36 import org.onap.so.bpmn.common.scripts.VidUtils
  37 import org.onap.so.bpmn.core.WorkflowException
  38 import org.onap.so.utils.TargetEntity
  39
  40 import java.util.UUID;
  41 import javax.ws.rs.core.Response
  42 import org.camunda.bpm.engine.delegate.BpmnError
  43 import org.camunda.bpm.engine.delegate.DelegateExecution
  44 import org.apache.commons.lang3.*
  45 import org.apache.commons.codec.binary.Base64;
  46 import org.springframework.web.util.UriUtils
  47
  48 /**
  49  * This groovy class supports the <class>DoCreateNetworkInstance.bpmn</class> process.
  50  *
  51  */
  52 public class DoCreateNetworkInstanceRollback extends AbstractServiceTaskProcessor {
  53         private static final MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.BPEL, DoCreateNetworkInstanceRollback.class);
  54
  55         String Prefix="CRENWKIR_"
  56         ExceptionUtil exceptionUtil = new ExceptionUtil()
  57         JsonUtils jsonUtil = new JsonUtils()
  58         VidUtils vidUtils = new VidUtils(this)
  59         NetworkUtils networkUtils = new NetworkUtils()
  60         SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils()
  61
  62         def className = getClass().getSimpleName()
  63
  64         /**
  65          * This method is executed during the preProcessRequest task of the <class>DoCreateNetworkInstanceRollback.bpmn</class> process.
  66          * @param execution
  67          */
  68         public InitializeProcessVariables(DelegateExecution execution){
  69                 /* Initialize all the process variables in this block */
  70
  71                 execution.setVariable(Prefix + "rollbackNetworkRequest", null)
  72                 execution.setVariable(Prefix + "rollbackSDNCRequest", null)
  73                 execution.setVariable(Prefix + "rollbackActivateSDNCRequest", null)
  74                 execution.setVariable(Prefix + "WorkflowException", null)
  75
  76                 execution.setVariable(Prefix + "rollbackNetworkRequest", "")
  77                 execution.setVariable(Prefix + "rollbackNetworkResponse", "")
  78                 execution.setVariable(Prefix + "rollbackNetworkReturnCode", "")
  79
  80                 execution.setVariable(Prefix + "rollbackSDNCRequest", "")
  81                 execution.setVariable(Prefix + "rollbackSDNCResponse", "")
  82                 execution.setVariable(Prefix + "rollbackSDNCReturnCode", "")
  83
  84                 execution.setVariable(Prefix + "rollbackActivateSDNCRequest", "")
  85                 execution.setVariable(Prefix + "rollbackActivateSDNCResponse", "")
  86                 execution.setVariable(Prefix + "rollbackActivateSDNCReturnCode", "")
  87
  88                 execution.setVariable(Prefix + "Success", false)
  89                 execution.setVariable(Prefix + "fullRollback", false)
  90                 execution.setVariable(Prefix + "networkId", "")
  91                 execution.setVariable(Prefix + "urlRollbackPoNetwork", "")
  92
  93         }
  94
  95         // **************************************************
  96         //     Pre or Prepare Request Section
  97         // **************************************************
  98         /**
  99          * This method is executed during the preProcessRequest task of the <class>DoCreateNetworkInstanceRollback.bpmn</class> process.
 100          * @param execution
 101          */
 102         public void preProcessRequest (DelegateExecution execution) {
 103                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 104                 execution.setVariable("prefix",Prefix)
 105
 106                 msoLogger.trace("Inside preProcessRequest() of " + className + ".groovy")
 107
 108                 try {
 109                         // initialize flow variables
 110                         InitializeProcessVariables(execution)
 111
 112                         // GET Incoming request/variables
 113                         String rollbackNetworkRequest = null
 114                         String rollbackSDNCRequest = null
 115                         String rollbackActivateSDNCRequest = null
 116
 117                         // Partial Rollback
 118                         Map<String, String> rollbackData = execution.getVariable("rollbackData")
 119                         if (rollbackData != null && rollbackData instanceof Map) {
 120
 121                                         if(rollbackData.containsKey("rollbackSDNCRequest")) {
 122                                            rollbackSDNCRequest = rollbackData["rollbackSDNCRequest"]
 123                                         }
 124
 125                                         if(rollbackData.containsKey("rollbackNetworkRequest")) {
 126                                                 rollbackNetworkRequest = rollbackData["rollbackNetworkRequest"]
 127                                         }
 128
 129                                         if(rollbackData.containsKey("rollbackActivateSDNCRequest")) {
 130                                            rollbackActivateSDNCRequest = rollbackData["rollbackActivateSDNCRequest"]
 131                                         }
 132
 133                         }
 134
 135                         execution.setVariable(Prefix + "rollbackNetworkRequest", rollbackNetworkRequest)
 136                         execution.setVariable(Prefix + "rollbackSDNCRequest", rollbackSDNCRequest)
 137                         execution.setVariable(Prefix + "rollbackActivateSDNCRequest", rollbackActivateSDNCRequest)
 138                         msoLogger.debug("'rollbackData': " + '\n' + execution.getVariable("rollbackData"))
 139
 140                         String sdncVersion = execution.getVariable("sdncVersion")
 141                         msoLogger.debug("sdncVersion? : " + sdncVersion)
 142
 143                         // PO Authorization Info / headers Authorization=
 144                         String basicAuthValuePO = UrnPropertiesReader.getVariable("mso.adapters.po.auth",execution)
 145                         try {
 146                                 def encodedString = utils.getBasicAuth(basicAuthValuePO, UrnPropertiesReader.getVariable("mso.msoKey", execution))
 147                                 execution.setVariable("BasicAuthHeaderValuePO",encodedString)
 148                                 execution.setVariable("BasicAuthHeaderValueSDNC", encodedString)
 149
 150                         } catch (IOException ex) {
 151                                 String exceptionMessage = "Exception Encountered in DoCreateNetworkInstance, PreProcessRequest() - "
 152                                 String dataErrorMessage = exceptionMessage + " Unable to encode PO/SDNC user/password string - " + ex.getMessage()
 153                                 msoLogger.debug(dataErrorMessage )
 154                                 exceptionUtil.buildAndThrowWorkflowException(execution, 2500, dataErrorMessage)
 155                         }
 156
 157                         if (execution.getVariable("SavedWorkflowException1") != null) {
 158                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("SavedWorkflowException1"))
 159                         } else {
 160                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("WorkflowException"))
 161                         }
 162                         msoLogger.debug("*** WorkflowException : " + execution.getVariable(Prefix + "WorkflowException"))
 163                         if(execution.getVariable(Prefix + "WorkflowException") != null) {
 164                                 // called by: DoCreateNetworkInstance, partial rollback
 165                                 execution.setVariable(Prefix + "fullRollback", false)
 166
 167                         } else {
 168                            // called by: Macro - Full Rollback, WorkflowException = null
 169                            execution.setVariable(Prefix + "fullRollback", true)
 170
 171                         }
 172                         msoLogger.debug("*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"))
 173
 174
 175                 } catch (BpmnError e) {
 176                 throw e;
 177
 178                 } catch (Exception ex) {
 179                         // caught exception
 180                         String exceptionMessage = "Exception Encountered in PreProcessRequest() of " + className + ".groovy ***** : " + ex.getMessage()
 181                         msoLogger.debug(exceptionMessage)
 182                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 183
 184                 }
 185
 186         }
 187
 188         public void callPONetworkAdapter (DelegateExecution execution) {
 189                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 190                 execution.setVariable("prefix",Prefix)
 191
 192                 msoLogger.trace("Inside callPONetworkAdapter() of " + className + "")
 193
 194                 try {
 195                         String poUrl = UrnPropertiesReader.getVariable("mso.adapters.network.rest.endpoint",execution)
 196                         String rollbackSDNCRequest = execution.getVariable(Prefix + "rollbackSDNCRequest")
 197                         String networkId = utils.getNodeText(rollbackSDNCRequest, "network-id")
 198
 199                         String rollbackNetworkRequest  = execution.getVariable(Prefix + "rollbackNetworkRequest")
 200
 201                         String urlRollbackPoNetwork = poUrl+ "/" + networkId + "/rollback"
 202                         msoLogger.debug("'urlRollbackPoNetwork': " + urlRollbackPoNetwork)
 203                         execution.setVariable(Prefix + "urlRollbackPoNetwork", urlRollbackPoNetwork)
 204
 205                         URL url = new URL(urlRollbackPoNetwork)
 206                         HttpClient httpClient = new HttpClient(url, "application/xml", TargetEntity.OPENSTACK_ADAPTER)
 207                         httpClient.addAdditionalHeader("Authorization", execution.getVariable("BasicAuthHeaderValuePO"))
 208                         Response response = httpClient.delete(rollbackNetworkRequest)
 209
 210                         execution.setVariable(Prefix + "rollbackNetworkReturnCode", response.getStatus())
 211
 212                         msoLogger.debug(" Network Adapter rollback responseCode: " + response.getStatus())
 213
 214
 215                 } catch (Exception ex) {
 216                         String exceptionMessage = "Exception Encountered in callPONetworkAdapter() of DoCreateNetworkInstanceRollback flow - " + ex.getMessage()
 217                         msoLogger.debug(exceptionMessage)
 218                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 219                 }
 220
 221         }
 222
 223
 224         public void validateRollbackResponses (DelegateExecution execution) {
 225                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 226                 execution.setVariable("prefix",Prefix)
 227
 228                 msoLogger.trace("Inside validateRollbackResponses() of DoCreateNetworkInstanceRollback")
 229
 230                 try {
 231                         // validate PO network rollback response
 232                         String rollbackNetworkErrorMessages = ""
 233                         String rollbackNetworkReturnCode = "200"
 234                         if (execution.getVariable(Prefix + "rollbackNetworkRequest") != null) {
 235                                 rollbackNetworkReturnCode = execution.getVariable(Prefix + "rollbackNetworkReturnCode")
 236                                 msoLogger.debug(" NetworkRollback Code - " + rollbackNetworkReturnCode)
 237                                 if (rollbackNetworkReturnCode != "200") {
 238                                         rollbackNetworkErrorMessages = " + PO Network rollback failed. "
 239                                 } else {
 240                                         rollbackNetworkErrorMessages = " + PO Network rollback completed."
 241                                 }
 242                         }
 243
 244                         // validate SDNC rollback response
 245                         String rollbackSdncErrorMessages = ""
 246                         String rollbackSDNCReturnCode = "200"
 247                         if (execution.getVariable(Prefix + "rollbackSDNCRequest") != null) {
 248                                 rollbackSDNCReturnCode = execution.getVariable(Prefix + "rollbackSDNCReturnCode")
 249                                 String rollbackSDNCResponse = execution.getVariable(Prefix + "rollbackSDNCResponse")
 250                                 String rollbackSDNCReturnInnerCode = ""
 251                                 SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils(this)
 252                                 rollbackSDNCResponse = rollbackSDNCResponse
 253                                 rollbackSDNCResponse = rollbackSDNCResponse.replace('$', '').replace('<?xml version="1.0" encoding="UTF-8"?>', "")
 254                                 if (rollbackSDNCReturnCode == "200") {
 255                                         if (utils.nodeExists(rollbackSDNCResponse, "response-code")) {
 256                                                 rollbackSDNCReturnInnerCode = utils.getNodeText(rollbackSDNCResponse, "response-code")
 257                                                 if (rollbackSDNCReturnInnerCode == "200" || rollbackSDNCReturnInnerCode == "" || rollbackSDNCReturnInnerCode == "0") {
 258                                                     rollbackSdncErrorMessages = " + SNDC assign rollback completed."
 259                                                 } else {
 260                                                         rollbackSdncErrorMessages = " + SDNC assign rollback failed. "
 261                                                 }
 262                                         } else {
 263                                                   rollbackSdncErrorMessages = " + SNDC assign rollback completed."
 264                                         }
 265                                  } else {
 266                                           rollbackSdncErrorMessages = " + SDNC assign rollback failed. "
 267                              }
 268                                 msoLogger.debug(" SDNC assign rollback Code - " + rollbackSDNCReturnCode)
 269                                 msoLogger.debug(" SDNC assign rollback  Response - " + rollbackSDNCResponse)
 270                         }
 271
 272                         // validate SDNC activate rollback response
 273                         String rollbackActivateSdncErrorMessages = ""
 274                         String rollbackActivateSDNCReturnCode = "200"
 275                         if (execution.getVariable(Prefix + "rollbackActivateSDNCRequest") != null) {
 276                                 rollbackActivateSDNCReturnCode = execution.getVariable(Prefix + "rollbackActivateSDNCReturnCode")
 277                                 String rollbackActivateSDNCResponse = execution.getVariable(Prefix + "rollbackActivateSDNCResponse")
 278                                 String rollbackActivateSDNCReturnInnerCode = ""
 279                                 rollbackActivateSDNCResponse = rollbackActivateSDNCResponse
 280                                 rollbackActivateSDNCResponse = rollbackActivateSDNCResponse.replace('$', '').replace('<?xml version="1.0" encoding="UTF-8"?>', "")
 281                                 if (rollbackActivateSDNCReturnCode == "200") {
 282                                         if (utils.nodeExists(rollbackActivateSDNCResponse, "response-code")) {
 283                                                 rollbackActivateSDNCReturnInnerCode = utils.getNodeText(rollbackActivateSDNCResponse, "response-code")
 284                                                 if (rollbackActivateSDNCReturnInnerCode == "200" || rollbackActivateSDNCReturnInnerCode == "" || rollbackActivateSDNCReturnInnerCode == "0") {
 285                                                    rollbackActivateSdncErrorMessages = " + SNDC activate rollback completed."
 286                                                 } else {
 287                                                         rollbackActivateSdncErrorMessages = " + SDNC activate rollback failed. "
 288                                                 }
 289                                         } else {
 290                                                  rollbackActivateSdncErrorMessages = " + SNDC activate rollback completed."
 291                                         }
 292                                 } else {
 293                                           rollbackActivateSdncErrorMessages = " + SDNC activate rollback failed. "
 294                                 }
 295                                 msoLogger.debug(" SDNC activate rollback Code - " + rollbackActivateSDNCReturnCode)
 296                                 msoLogger.debug(" SDNC activate rollback  Response - " + rollbackActivateSDNCResponse)
 297                         }
 298
 299
 300                         String statusMessage = ""
 301                         int errorCode = 7000
 302                         msoLogger.debug("*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"))
 303                         if (execution.getVariable(Prefix + "fullRollback") == false) {
 304                                 // original WorkflowException,
 305                                 WorkflowException wfe = execution.getVariable(Prefix + "WorkflowException")
 306                                 if (wfe != null) {
 307                                    // rollback due to failure in DoCreate - Partial rollback
 308                                    statusMessage = wfe.getErrorMessage()
 309                                    errorCode = wfe.getErrorCode()
 310                                 } else {
 311                                    statusMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 312                                    errorCode = '7000'
 313                             }
 314
 315                                 // set if all rolledbacks are successful
 316                                 if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200" && rollbackActivateSDNCReturnCode == "200") {
 317                                         execution.setVariable("rolledBack", true)
 318                                         execution.setVariable("wasDeleted", true)
 319
 320                                 } else {
 321                                         execution.setVariable("rolledBack", false)
 322                                         execution.setVariable("wasDeleted", true)
 323                                 }
 324
 325                                 statusMessage = statusMessage + rollbackActivateSdncErrorMessages + rollbackNetworkErrorMessages + rollbackSdncErrorMessages
 326                                 msoLogger.debug("Final DoCreateNetworkInstanceRollback status message: " + statusMessage)
 327                                 String processKey = getProcessKey(execution);
 328                                 WorkflowException exception = new WorkflowException(processKey, errorCode, statusMessage);
 329                                 execution.setVariable("workflowException", exception);
 330
 331                         } else {
 332                                 // rollback due to failures in Main flow (Macro) - Full rollback
 333                                 // WorkflowException = null
 334                             if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200" && rollbackActivateSDNCReturnCode == "200") {
 335                                         execution.setVariable("rollbackSuccessful", true)
 336                                         execution.setVariable("rollbackError", false)
 337                             } else {
 338                                     String exceptionMessage = "Network Create Rollback was not Successful. "
 339                     msoLogger.debug(exceptionMessage)
 340                                         execution.setVariable("rollbackSuccessful", false)
 341                                     execution.setVariable("rollbackError", true)
 342                                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 343                                         throw new BpmnError("MSOWorkflowException")
 344                             }
 345
 346                         }
 347
 348
 349                 } catch (Exception ex) {
 350                         String errorMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 351                         String exceptionMessage = " Bpmn error encountered in DoCreateNetworkInstanceRollback flow. validateRollbackResponses() - " + errorMessage + ": " + ex.getMessage()
 352                         msoLogger.debug(exceptionMessage)
 353                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 354
 355                 }
 356
 357         }
 358
 359         // *******************************
 360         //     Build Error Section
 361         // *******************************
 362
 363
 364
 365         public void processJavaException(DelegateExecution execution){
 366                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 367                 execution.setVariable("prefix",Prefix)
 368
 369                 try{
 370                         msoLogger.debug("Caught a Java Exception in " + Prefix)
 371                         msoLogger.debug("Started processJavaException Method")
 372                         msoLogger.debug("Variables List: " + execution.getVariables())
 373                         execution.setVariable("UnexpectedError", "Caught a Java Lang Exception - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 374                         exceptionUtil.buildWorkflowException(execution, 500, "Caught a Java Lang Exception")
 375
 376                 }catch(Exception e){
 377                         msoLogger.debug("Caught Exception during processJavaException Method: " + e)
 378                         execution.setVariable("UnexpectedError", "Exception in processJavaException method - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 379                         exceptionUtil.buildWorkflowException(execution, 500, "Exception in processJavaException method" + Prefix)
 380                 }
 381                 msoLogger.debug("Completed processJavaException Method in " + Prefix)
 382         }
 383
 384 }