bpmn/so-bpmn-infrastructure-flows/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  * 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 import groovy.json.*
  25
  26 import org.onap.so.bpmn.common.scripts.AaiUtil
  27 import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
  28 import org.onap.so.bpmn.common.scripts.ExceptionUtil
  29 import org.onap.so.bpmn.common.scripts.NetworkUtils
  30 import org.onap.so.bpmn.common.scripts.SDNCAdapterUtils
  31 import org.onap.so.bpmn.common.scripts.VidUtils
  32 import org.onap.so.bpmn.core.WorkflowException
  33 import org.onap.so.bpmn.core.UrnPropertiesReader
  34 import org.onap.so.bpmn.core.json.JsonUtils
  35 import org.onap.so.rest.APIResponse
  36
  37 import java.util.UUID;
  38
  39 import org.camunda.bpm.engine.delegate.BpmnError
  40 import org.camunda.bpm.engine.delegate.DelegateExecution
  41 import org.apache.commons.lang3.*
  42 import org.apache.commons.codec.binary.Base64;
  43 import org.springframework.web.util.UriUtils
  44
  45 import org.onap.so.logger.MessageEnum
  46 import org.onap.so.logger.MsoLogger
  47
  48 /**
  49  * This groovy class supports the <class>DoCreateNetworkInstance.bpmn</class> process.
  50  *
  51  */
  52 public class DoUpdateNetworkInstanceRollback extends AbstractServiceTaskProcessor {
  53         private static final MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.BPEL, DoUpdateNetworkInstanceRollback.class);
  54
  55         String Prefix="UPDNETIR_"
  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>DoUpdateNetworkInstanceRollback.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 + "WorkflowException", null)
  74
  75                 execution.setVariable(Prefix + "rollbackNetworkRequest", "")
  76                 execution.setVariable(Prefix + "rollbackNetworkResponse", "")
  77                 execution.setVariable(Prefix + "rollbackNetworkReturnCode", "")
  78
  79                 execution.setVariable(Prefix + "rollbackSDNCRequest", "")
  80                 execution.setVariable(Prefix + "rollbackSDNCResponse", "")
  81                 execution.setVariable(Prefix + "rollbackSDNCReturnCode", "")
  82
  83                 execution.setVariable(Prefix + "Success", false)
  84                 execution.setVariable(Prefix + "fullRollback", false)
  85
  86         }
  87
  88         // **************************************************
  89         //     Pre or Prepare Request Section
  90         // **************************************************
  91         /**
  92          * This method is executed during the preProcessRequest task of the <class>DoUpdateNetworkInstanceRollback.bpmn</class> process.
  93          * @param execution
  94          */
  95         public void preProcessRequest (DelegateExecution execution) {
  96
  97                 execution.setVariable("prefix",Prefix)
  98
  99                 msoLogger.trace("Inside preProcessRequest() of " + className + ".groovy ")
 100
 101                 try {
 102                         // initialize flow variables
 103                         InitializeProcessVariables(execution)
 104
 105                         // GET Incoming request/variables
 106                         String rollbackNetworkRequest = null
 107                         String rollbackSDNCRequest = null
 108
 109                         // Partial Rollback
 110                         Map<String, String> rollbackData = execution.getVariable("rollbackData")
 111                         if (rollbackData != null && rollbackData instanceof Map) {
 112
 113                                         if(rollbackData.containsKey("rollbackNetworkRequest")) {
 114                                                 rollbackNetworkRequest = rollbackData["rollbackNetworkRequest"]
 115                                         }
 116
 117                                         if(rollbackData.containsKey("rollbackSDNCRequest")) {
 118                                            rollbackSDNCRequest = rollbackData["rollbackSDNCRequest"]
 119                                         }
 120                         }
 121
 122                         execution.setVariable(Prefix + "rollbackNetworkRequest", rollbackNetworkRequest)
 123                         execution.setVariable(Prefix + "rollbackSDNCRequest", rollbackSDNCRequest)
 124                         msoLogger.debug("'rollbackData': " + '\n' + execution.getVariable("rollbackData"))
 125
 126                         String sdncVersion = execution.getVariable("sdncVersion")
 127                         msoLogger.debug("sdncVersion? : " + sdncVersion)
 128
 129                         // PO Authorization Info / headers Authorization=
 130                         String basicAuthValuePO = UrnPropertiesReader.getVariable("mso.adapters.po.auth",execution)
 131
 132                         try {
 133                                 def encodedString = utils.getBasicAuth(basicAuthValuePO, UrnPropertiesReader.getVariable("mso.msoKey", execution))
 134                                 execution.setVariable("BasicAuthHeaderValuePO",encodedString)
 135                                 execution.setVariable("BasicAuthHeaderValueSDNC", encodedString)
 136
 137                         } catch (IOException ex) {
 138                                 String exceptionMessage = "Exception Encountered in DoCreateNetworkInstance, PreProcessRequest() - "
 139                                 String dataErrorMessage = exceptionMessage + " Unable to encode PO/SDNC user/password string - " + ex.getMessage()
 140                                 msoLogger.debug(dataErrorMessage )
 141                                 exceptionUtil.buildAndThrowWorkflowException(execution, 2500, dataErrorMessage)
 142                         }
 143
 144                         if (execution.getVariable("SavedWorkflowException1") != null) {
 145                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("SavedWorkflowException1"))
 146                         } else {
 147                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("WorkflowException"))
 148                         }
 149                         msoLogger.debug("*** WorkflowException : " + execution.getVariable(Prefix + "WorkflowException"))
 150                         if(execution.getVariable(Prefix + "WorkflowException") != null) {
 151                                 // called by: DoCreateNetworkInstance, partial rollback
 152                                 execution.setVariable(Prefix + "fullRollback", false)
 153
 154                         } else {
 155                            // called by: Macro - Full Rollback, WorkflowException = null
 156                            execution.setVariable(Prefix + "fullRollback", true)
 157
 158                         }
 159                         msoLogger.debug("*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"))
 160
 161
 162                 } catch (BpmnError e) {
 163                 throw e;
 164
 165                 } catch (Exception ex) {
 166                         sendSyncError(execution)
 167                         // caught exception
 168                         String exceptionMessage = "Exception Encountered in PreProcessRequest() of " + className + ".groovy ***** : " + ex.getMessage()
 169                         msoLogger.debug(exceptionMessage)
 170                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 171
 172                 }
 173
 174         }
 175
 176         public void validateRollbackResponses (DelegateExecution execution) {
 177
 178                 execution.setVariable("prefix",Prefix)
 179
 180                 msoLogger.trace("Inside validateRollbackResponses() of DoUpdateNetworkInstanceRollback ")
 181
 182                 try {
 183                         // validate PO network rollback response
 184                         String rollbackNetworkErrorMessages = ""
 185                         String rollbackNetworkReturnCode = "200"
 186                         if (execution.getVariable(Prefix + "rollbackNetworkRequest") != null) {
 187                                 rollbackNetworkReturnCode = execution.getVariable(Prefix + "rollbackNetworkReturnCode")
 188                                 String rollbackNetworkResponse = execution.getVariable(Prefix + "rollbackNetworkResponse")
 189                                 msoLogger.debug(" NetworkRollback Code - " + rollbackNetworkReturnCode)
 190                                 msoLogger.debug(" NetworkRollback Response - " + rollbackNetworkResponse)
 191                                 if (rollbackNetworkReturnCode != "200") {
 192                                         rollbackNetworkErrorMessages = " + PO Network rollback failed. "
 193                                 } else {
 194                                         rollbackNetworkErrorMessages = " + PO Network rollback completed."
 195                                 }
 196                         }
 197
 198                         // validate SDNC rollback response
 199                         String rollbackSdncErrorMessages = ""
 200                         String rollbackSDNCReturnCode = "200"
 201                         if (execution.getVariable(Prefix + "rollbackSDNCRequest") != null) {
 202                                 rollbackSDNCReturnCode = execution.getVariable(Prefix + "rollbackSDNCReturnCode")
 203                                 String rollbackSDNCResponse = execution.getVariable(Prefix + "rollbackSDNCResponse")
 204                                 String rollbackSDNCReturnInnerCode = ""
 205                                 SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils(this)
 206                                 rollbackSDNCResponse = rollbackSDNCResponse.replace('$', '').replace('<?xml version="1.0" encoding="UTF-8"?>', "")
 207                                 if (rollbackSDNCReturnCode == "200") {
 208                                         if (utils.nodeExists(rollbackSDNCResponse, "response-code")) {
 209                                                 rollbackSDNCReturnInnerCode = utils.getNodeText(rollbackSDNCResponse, "response-code")
 210                                                 if (rollbackSDNCReturnInnerCode == "200" || rollbackSDNCReturnInnerCode == "" || rollbackSDNCReturnInnerCode == "0") {
 211                                                     rollbackSdncErrorMessages = " + SNDC changeassign rollback completed."
 212                                                 } else {
 213                                                         rollbackSdncErrorMessages = " + SDNC changeassign rollback failed. "
 214                                                 }
 215                                         } else {
 216                                                   rollbackSdncErrorMessages = " + SNDC changeassign rollback completed."
 217                                         }
 218                                  } else {
 219                                           rollbackSdncErrorMessages = " + SDNC changeassign rollback failed. "
 220                              }
 221                                 msoLogger.debug(" SDNC changeassign rollback Code - " + rollbackSDNCReturnCode)
 222                                 msoLogger.debug(" SDNC changeassign rollback  Response - " + rollbackSDNCResponse)
 223                         }
 224
 225                         String statusMessage = ""
 226                         int errorCode = 7000
 227                         msoLogger.debug("*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"))
 228                         if (execution.getVariable(Prefix + "fullRollback") == false) {
 229                                 // original WorkflowException,
 230                                 WorkflowException wfe = execution.getVariable(Prefix + "WorkflowException")
 231                                 if (wfe != null) {
 232                                    // rollback due to failure in DoCreate - Partial rollback
 233                                    statusMessage = wfe.getErrorMessage()
 234                                    errorCode = wfe.getErrorCode()
 235                                 } else {
 236                                    statusMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 237                                    errorCode = '7000'
 238                                 }
 239
 240                                 // set if all rolledbacks are successful
 241                                 if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200") {
 242                                         execution.setVariable("rolledBack", true)
 243
 244                                 } else {
 245                                         execution.setVariable("rolledBack", false)
 246
 247                                 }
 248
 249                                 statusMessage = statusMessage + rollbackNetworkErrorMessages + rollbackSdncErrorMessages
 250                                 msoLogger.debug("Final DoUpdateNetworkInstanceRollback status message: " + statusMessage)
 251                                 String processKey = getProcessKey(execution);
 252                                 WorkflowException exception = new WorkflowException(processKey, errorCode, statusMessage);
 253                                 execution.setVariable("workflowException", exception);
 254
 255                         } else {
 256                                 // rollback due to failures in Main flow (Macro) - Full rollback
 257                                 // WorkflowException = null
 258                                 if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200") {
 259                                         execution.setVariable("rollbackSuccessful", true)
 260                                         execution.setVariable("rollbackError", false)
 261                                 } else {
 262                                         String exceptionMessage = "Network Update Rollback was not Successful. "
 263                                         msoLogger.debug(exceptionMessage)
 264                                         execution.setVariable("rollbackSuccessful", false)
 265                                         execution.setVariable("rollbackError", true)
 266                                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 267                                         throw new BpmnError("MSOWorkflowException")
 268                                 }
 269
 270                         }
 271
 272
 273                 } catch (Exception ex) {
 274                         execution.setVariable("WorkflowException", null)
 275                         String errorMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 276                         String exceptionMessage = " Bpmn error encountered in DoUpdateNetworkInstanceRollback flow. validateRollbackResponses() - " + errorMessage + ": " + ex.getMessage()
 277                         msoLogger.debug(exceptionMessage)
 278                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 279                         execution.setVariable("WorkflowException", execution.getVariable("WorkflowException"))
 280
 281                 }
 282
 283         }
 284
 285         // *******************************
 286         //     Build Error Section
 287         // *******************************
 288
 289
 290
 291         public void processJavaException(DelegateExecution execution){
 292
 293                 execution.setVariable("prefix",Prefix)
 294
 295                 try{
 296                         msoLogger.debug("Caught a Java Exception in " + Prefix)
 297                         msoLogger.debug("Started processJavaException Method")
 298                         msoLogger.debug("Variables List: " + execution.getVariables())
 299                         execution.setVariable("UnexpectedError", "Caught a Java Lang Exception - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 300                         exceptionUtil.buildWorkflowException(execution, 500, "Caught a Java Lang Exception")
 301
 302                 }catch(Exception e){
 303                         msoLogger.debug("Caught Exception during processJavaException Method: " + e)
 304                         execution.setVariable("UnexpectedError", "Exception in processJavaException method - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 305                         exceptionUtil.buildWorkflowException(execution, 500, "Exception in processJavaException method" + Prefix)
 306                 }
 307                 msoLogger.trace("Completed processJavaException Method in " + Prefix)
 308         }
 309
 310 }