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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. 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 groovy.xml.XmlUtil
  26 import groovy.json.*
  27
  28 import org.onap.so.bpmn.common.scripts.AaiUtil
  29 import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
  30 import org.onap.so.bpmn.common.scripts.ExceptionUtil
  31 import org.onap.so.bpmn.common.scripts.NetworkUtils
  32 import org.onap.so.bpmn.common.scripts.SDNCAdapterUtils
  33 import org.onap.so.bpmn.common.scripts.VidUtils
  34 import org.onap.so.bpmn.core.WorkflowException
  35 import org.onap.so.bpmn.core.UrnPropertiesReader
  36 import org.onap.so.bpmn.core.json.JsonUtils
  37
  38
  39 import java.util.UUID;
  40
  41 import org.camunda.bpm.engine.delegate.BpmnError
  42 import org.camunda.bpm.engine.delegate.DelegateExecution
  43 import org.apache.commons.lang3.*
  44 import org.apache.commons.codec.binary.Base64;
  45 import org.springframework.web.util.UriUtils
  46
  47 import org.slf4j.Logger
  48 import org.slf4j.LoggerFactory
  49
  50 /**
  51  * This groovy class supports the <class>DoCreateNetworkInstance.bpmn</class> process.
  52  *
  53  */
  54 public class DoUpdateNetworkInstanceRollback extends AbstractServiceTaskProcessor {
  55     private static final Logger logger = LoggerFactory.getLogger( DoUpdateNetworkInstanceRollback.class);
  56
  57         String Prefix="UPDNETIR_"
  58         ExceptionUtil exceptionUtil = new ExceptionUtil()
  59         JsonUtils jsonUtil = new JsonUtils()
  60         VidUtils vidUtils = new VidUtils(this)
  61         NetworkUtils networkUtils = new NetworkUtils()
  62         SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils()
  63
  64         def className = getClass().getSimpleName()
  65
  66         /**
  67          * This method is executed during the preProcessRequest task of the <class>DoUpdateNetworkInstanceRollback.bpmn</class> process.
  68          * @param execution
  69          */
  70         public InitializeProcessVariables(DelegateExecution execution){
  71                 /* Initialize all the process variables in this block */
  72
  73                 execution.setVariable(Prefix + "rollbackNetworkRequest", null)
  74                 execution.setVariable(Prefix + "rollbackSDNCRequest", null)
  75                 execution.setVariable(Prefix + "WorkflowException", null)
  76
  77                 execution.setVariable(Prefix + "rollbackNetworkRequest", "")
  78                 execution.setVariable(Prefix + "rollbackNetworkResponse", "")
  79                 execution.setVariable(Prefix + "rollbackNetworkReturnCode", "")
  80
  81                 execution.setVariable(Prefix + "rollbackSDNCRequest", "")
  82                 execution.setVariable(Prefix + "rollbackSDNCResponse", "")
  83                 execution.setVariable(Prefix + "rollbackSDNCReturnCode", "")
  84
  85                 execution.setVariable(Prefix + "Success", false)
  86                 execution.setVariable(Prefix + "fullRollback", false)
  87
  88         }
  89
  90         // **************************************************
  91         //     Pre or Prepare Request Section
  92         // **************************************************
  93         /**
  94          * This method is executed during the preProcessRequest task of the <class>DoUpdateNetworkInstanceRollback.bpmn</class> process.
  95          * @param execution
  96          */
  97         public void preProcessRequest (DelegateExecution execution) {
  98
  99                 execution.setVariable("prefix",Prefix)
 100
 101                 logger.trace("Inside preProcessRequest() of " + className + ".groovy ")
 102
 103                 try {
 104                         // initialize flow variables
 105                         InitializeProcessVariables(execution)
 106
 107                         // GET Incoming request/variables
 108                         String rollbackNetworkRequest = null
 109                         String rollbackSDNCRequest = null
 110
 111                         // Partial Rollback
 112                         Map<String, String> rollbackData = execution.getVariable("rollbackData")
 113                         if (rollbackData != null && rollbackData instanceof Map) {
 114
 115                                         if(rollbackData.containsKey("rollbackNetworkRequest")) {
 116                                                 rollbackNetworkRequest = rollbackData["rollbackNetworkRequest"]
 117                                         }
 118
 119                                         if(rollbackData.containsKey("rollbackSDNCRequest")) {
 120                                            rollbackSDNCRequest = rollbackData["rollbackSDNCRequest"]
 121                                         }
 122                         }
 123
 124                         execution.setVariable(Prefix + "rollbackNetworkRequest", rollbackNetworkRequest)
 125                         execution.setVariable(Prefix + "rollbackSDNCRequest", rollbackSDNCRequest)
 126                         logger.debug("'rollbackData': " + '\n' + execution.getVariable("rollbackData"))
 127
 128                         String sdncVersion = execution.getVariable("sdncVersion")
 129                         logger.debug("sdncVersion? : " + sdncVersion)
 130
 131                         // PO Authorization Info / headers Authorization=
 132                         String basicAuthValuePO = UrnPropertiesReader.getVariable("mso.adapters.po.auth",execution)
 133
 134                         try {
 135                                 def encodedString = utils.getBasicAuth(basicAuthValuePO, UrnPropertiesReader.getVariable("mso.msoKey", execution))
 136                                 execution.setVariable("BasicAuthHeaderValuePO",encodedString)
 137                                 execution.setVariable("BasicAuthHeaderValueSDNC", encodedString)
 138
 139                         } catch (IOException ex) {
 140                                 String exceptionMessage = "Exception Encountered in DoCreateNetworkInstance, PreProcessRequest() - "
 141                                 String dataErrorMessage = exceptionMessage + " Unable to encode PO/SDNC user/password string - " + ex.getMessage()
 142                                 logger.debug(dataErrorMessage )
 143                                 exceptionUtil.buildAndThrowWorkflowException(execution, 2500, dataErrorMessage)
 144                         }
 145
 146                         if (execution.getVariable("SavedWorkflowException1") != null) {
 147                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("SavedWorkflowException1"))
 148                         } else {
 149                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("WorkflowException"))
 150                         }
 151                         logger.debug("*** WorkflowException : " + execution.getVariable(Prefix + "WorkflowException"))
 152                         if(execution.getVariable(Prefix + "WorkflowException") != null) {
 153                                 // called by: DoCreateNetworkInstance, partial rollback
 154                                 execution.setVariable(Prefix + "fullRollback", false)
 155
 156                         } else {
 157                            // called by: Macro - Full Rollback, WorkflowException = null
 158                            execution.setVariable(Prefix + "fullRollback", true)
 159
 160                         }
 161                         logger.debug("*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"))
 162
 163
 164                 } catch (BpmnError e) {
 165                 throw e;
 166
 167                 } catch (Exception ex) {
 168                         sendSyncError(execution)
 169                         // caught exception
 170                         String exceptionMessage = "Exception Encountered in PreProcessRequest() of " + className + ".groovy ***** : " + ex.getMessage()
 171                         logger.debug(exceptionMessage)
 172                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 173
 174                 }
 175
 176         }
 177
 178         public void validateRollbackResponses (DelegateExecution execution) {
 179
 180                 execution.setVariable("prefix",Prefix)
 181
 182                 logger.trace("Inside validateRollbackResponses() of DoUpdateNetworkInstanceRollback ")
 183
 184                 try {
 185                         // validate PO network rollback response
 186                         String rollbackNetworkErrorMessages = ""
 187                         String rollbackNetworkReturnCode = "200"
 188                         if (execution.getVariable(Prefix + "rollbackNetworkRequest") != null) {
 189                                 rollbackNetworkReturnCode = execution.getVariable(Prefix + "rollbackNetworkReturnCode")
 190                                 String rollbackNetworkResponse = execution.getVariable(Prefix + "rollbackNetworkResponse")
 191                                 logger.debug(" NetworkRollback Code - " + rollbackNetworkReturnCode)
 192                                 logger.debug(" NetworkRollback Response - " + rollbackNetworkResponse)
 193                                 if (rollbackNetworkReturnCode != "200") {
 194                                         rollbackNetworkErrorMessages = " + PO Network rollback failed. "
 195                                 } else {
 196                                         rollbackNetworkErrorMessages = " + PO Network rollback completed."
 197                                 }
 198                         }
 199
 200                         // validate SDNC rollback response
 201                         String rollbackSdncErrorMessages = ""
 202                         String rollbackSDNCReturnCode = "200"
 203                         if (execution.getVariable(Prefix + "rollbackSDNCRequest") != null) {
 204                                 rollbackSDNCReturnCode = execution.getVariable(Prefix + "rollbackSDNCReturnCode")
 205                                 String rollbackSDNCResponse = execution.getVariable(Prefix + "rollbackSDNCResponse")
 206                                 String rollbackSDNCReturnInnerCode = ""
 207                                 SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils(this)
 208                                 rollbackSDNCResponse = rollbackSDNCResponse.replace('$', '').replace('<?xml version="1.0" encoding="UTF-8"?>', "")
 209                                 if (rollbackSDNCReturnCode == "200") {
 210                                         if (utils.nodeExists(rollbackSDNCResponse, "response-code")) {
 211                                                 rollbackSDNCReturnInnerCode = utils.getNodeText(rollbackSDNCResponse, "response-code")
 212                                                 if (rollbackSDNCReturnInnerCode == "200" || rollbackSDNCReturnInnerCode == "" || rollbackSDNCReturnInnerCode == "0") {
 213                                                     rollbackSdncErrorMessages = " + SNDC changeassign rollback completed."
 214                                                 } else {
 215                                                         rollbackSdncErrorMessages = " + SDNC changeassign rollback failed. "
 216                                                 }
 217                                         } else {
 218                                                   rollbackSdncErrorMessages = " + SNDC changeassign rollback completed."
 219                                         }
 220                                  } else {
 221                                           rollbackSdncErrorMessages = " + SDNC changeassign rollback failed. "
 222                              }
 223                                 logger.debug(" SDNC changeassign rollback Code - " + rollbackSDNCReturnCode)
 224                                 logger.debug(" SDNC changeassign rollback  Response - " + rollbackSDNCResponse)
 225                         }
 226
 227                         String statusMessage = ""
 228                         int errorCode = 7000
 229                         logger.debug("*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"))
 230                         if (execution.getVariable(Prefix + "fullRollback") == false) {
 231                                 // original WorkflowException,
 232                                 WorkflowException wfe = execution.getVariable(Prefix + "WorkflowException")
 233                                 if (wfe != null) {
 234                                    // rollback due to failure in DoCreate - Partial rollback
 235                                    statusMessage = wfe.getErrorMessage()
 236                                    errorCode = wfe.getErrorCode()
 237                                 } else {
 238                                    statusMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 239                                    errorCode = '7000'
 240                                 }
 241
 242                                 // set if all rolledbacks are successful
 243                                 if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200") {
 244                                         execution.setVariable("rolledBack", true)
 245
 246                                 } else {
 247                                         execution.setVariable("rolledBack", false)
 248
 249                                 }
 250
 251                                 statusMessage = statusMessage + rollbackNetworkErrorMessages + rollbackSdncErrorMessages
 252                                 logger.debug("Final DoUpdateNetworkInstanceRollback status message: " + statusMessage)
 253                                 String processKey = getProcessKey(execution);
 254                                 WorkflowException exception = new WorkflowException(processKey, errorCode, statusMessage);
 255                                 execution.setVariable("workflowException", exception);
 256
 257                         } else {
 258                                 // rollback due to failures in Main flow (Macro) - Full rollback
 259                                 // WorkflowException = null
 260                                 if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200") {
 261                                         execution.setVariable("rollbackSuccessful", true)
 262                                         execution.setVariable("rollbackError", false)
 263                                 } else {
 264                                         String exceptionMessage = "Network Update Rollback was not Successful. "
 265                                         logger.debug(exceptionMessage)
 266                                         execution.setVariable("rollbackSuccessful", false)
 267                                         execution.setVariable("rollbackError", true)
 268                                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 269                                         throw new BpmnError("MSOWorkflowException")
 270                                 }
 271
 272                         }
 273
 274
 275                 } catch (Exception ex) {
 276                         execution.setVariable("WorkflowException", null)
 277                         String errorMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 278                         String exceptionMessage = " Bpmn error encountered in DoUpdateNetworkInstanceRollback flow. validateRollbackResponses() - " + errorMessage + ": " + ex.getMessage()
 279                         logger.debug(exceptionMessage)
 280                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 281                         execution.setVariable("WorkflowException", execution.getVariable("WorkflowException"))
 282
 283                 }
 284
 285         }
 286
 287         // *******************************
 288         //     Build Error Section
 289         // *******************************
 290
 291
 292
 293         public void processJavaException(DelegateExecution execution){
 294
 295                 execution.setVariable("prefix",Prefix)
 296
 297                 try{
 298                         logger.debug("Caught a Java Exception in " + Prefix)
 299                         logger.debug("Started processJavaException Method")
 300                         logger.debug("Variables List: " + execution.getVariables())
 301                         execution.setVariable("UnexpectedError", "Caught a Java Lang Exception - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 302                         exceptionUtil.buildWorkflowException(execution, 500, "Caught a Java Lang Exception")
 303
 304                 }catch(Exception e){
 305                         logger.debug("Caught Exception during processJavaException Method: " + e)
 306                         execution.setVariable("UnexpectedError", "Exception in processJavaException method - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 307                         exceptionUtil.buildWorkflowException(execution, 500, "Exception in processJavaException method" + Prefix)
 308                 }
 309                 logger.trace("Completed processJavaException Method in " + Prefix)
 310         }
 311
 312 }