bpmn/MSOInfrastructureBPMN/src/main/groovy/org/openecomp/mso/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 package org.openecomp.mso.bpmn.infrastructure.scripts;
  21
  22 import groovy.xml.XmlUtil
  23 import groovy.json.*
  24
  25 import org.openecomp.mso.bpmn.common.scripts.AaiUtil
  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.NetworkUtils
  29 import org.openecomp.mso.bpmn.common.scripts.SDNCAdapterUtils
  30 import org.openecomp.mso.bpmn.common.scripts.VidUtils
  31 import org.openecomp.mso.bpmn.core.WorkflowException
  32 import org.openecomp.mso.bpmn.core.json.JsonUtils
  33 import org.openecomp.mso.rest.APIResponse
  34
  35 import java.util.UUID;
  36
  37 import org.camunda.bpm.engine.delegate.BpmnError
  38 import org.camunda.bpm.engine.runtime.Execution
  39 import org.apache.commons.lang3.*
  40 import org.apache.commons.codec.binary.Base64;
  41 import org.springframework.web.util.UriUtils
  42
  43 /**
  44  * This groovy class supports the <class>DoCreateNetworkInstance.bpmn</class> process.
  45  *
  46  */
  47 public class DoUpdateNetworkInstanceRollback extends AbstractServiceTaskProcessor {
  48         String Prefix="UPDNETIR_"
  49         ExceptionUtil exceptionUtil = new ExceptionUtil()
  50         JsonUtils jsonUtil = new JsonUtils()
  51         VidUtils vidUtils = new VidUtils(this)
  52         NetworkUtils networkUtils = new NetworkUtils()
  53         SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils()
  54
  55         def className = getClass().getSimpleName()
  56
  57         /**
  58          * This method is executed during the preProcessRequest task of the <class>DoUpdateNetworkInstanceRollback.bpmn</class> process.
  59          * @param execution
  60          */
  61         public InitializeProcessVariables(Execution execution){
  62                 /* Initialize all the process variables in this block */
  63
  64                 execution.setVariable(Prefix + "rollbackNetworkRequest", null)
  65                 execution.setVariable(Prefix + "rollbackSDNCRequest", null)
  66                 execution.setVariable(Prefix + "WorkflowException", null)
  67
  68                 execution.setVariable(Prefix + "rollbackNetworkRequest", "")
  69                 execution.setVariable(Prefix + "rollbackNetworkResponse", "")
  70                 execution.setVariable(Prefix + "rollbackNetworkReturnCode", "")
  71
  72                 execution.setVariable(Prefix + "rollbackSDNCRequest", "")
  73                 execution.setVariable(Prefix + "rollbackSDNCResponse", "")
  74                 execution.setVariable(Prefix + "rollbackSDNCReturnCode", "")
  75
  76                 execution.setVariable(Prefix + "Success", false)
  77                 execution.setVariable(Prefix + "fullRollback", false)
  78
  79         }
  80
  81         // **************************************************
  82         //     Pre or Prepare Request Section
  83         // **************************************************
  84         /**
  85          * This method is executed during the preProcessRequest task of the <class>DoUpdateNetworkInstanceRollback.bpmn</class> process.
  86          * @param execution
  87          */
  88         public void preProcessRequest (Execution execution) {
  89                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
  90                 execution.setVariable("prefix",Prefix)
  91
  92                 utils.log("DEBUG", " ***** Inside preProcessRequest() of " + className + ".groovy ***** ", isDebugEnabled)
  93
  94                 try {
  95                         // initialize flow variables
  96                         InitializeProcessVariables(execution)
  97
  98                         // GET Incoming request/variables
  99                         String rollbackNetworkRequest = null
 100                         String rollbackSDNCRequest = null
 101
 102                         // Partial Rollback
 103                         Map<String, String> rollbackData = execution.getVariable("rollbackData")
 104                         if (rollbackData != null && rollbackData instanceof Map) {
 105
 106                                         if(rollbackData.containsKey("rollbackNetworkRequest")) {
 107                                                 rollbackNetworkRequest = rollbackData["rollbackNetworkRequest"]
 108                                         }
 109
 110                                         if(rollbackData.containsKey("rollbackSDNCRequest")) {
 111                                            rollbackSDNCRequest = rollbackData["rollbackSDNCRequest"]
 112                                         }
 113                         }
 114
 115                         execution.setVariable(Prefix + "rollbackNetworkRequest", rollbackNetworkRequest)
 116                         execution.setVariable(Prefix + "rollbackSDNCRequest", rollbackSDNCRequest)
 117                         utils.log("DEBUG", "'rollbackData': " + '\n' + execution.getVariable("rollbackData"), isDebugEnabled)
 118
 119                         String sdncVersion = execution.getVariable("sdncVersion")
 120                         utils.log("DEBUG", "sdncVersion? : " + sdncVersion, isDebugEnabled)
 121
 122                         // PO Authorization Info / headers Authorization=
 123                         String basicAuthValuePO = execution.getVariable("URN_mso_adapters_po_auth")
 124                         utils.log("DEBUG", " Obtained BasicAuth userid password for PO/SDNC adapter: " + basicAuthValuePO, isDebugEnabled)
 125                         try {
 126                                 def encodedString = utils.getBasicAuth(basicAuthValuePO, execution.getVariable("URN_mso_msoKey"))
 127                                 execution.setVariable("BasicAuthHeaderValuePO",encodedString)
 128                                 execution.setVariable("BasicAuthHeaderValueSDNC", encodedString)
 129
 130                         } catch (IOException ex) {
 131                                 String exceptionMessage = "Exception Encountered in DoCreateNetworkInstance, PreProcessRequest() - "
 132                                 String dataErrorMessage = exceptionMessage + " Unable to encode PO/SDNC user/password string - " + ex.getMessage()
 133                                 utils.log("DEBUG", dataErrorMessage , isDebugEnabled)
 134                                 exceptionUtil.buildAndThrowWorkflowException(execution, 2500, dataErrorMessage)
 135                         }
 136
 137                         if (execution.getVariable("SavedWorkflowException1") != null) {
 138                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("SavedWorkflowException1"))
 139                         } else {
 140                                 execution.setVariable(Prefix + "WorkflowException", execution.getVariable("WorkflowException"))
 141                         }
 142                         utils.log("DEBUG", "*** WorkflowException : " + execution.getVariable(Prefix + "WorkflowException"), isDebugEnabled)
 143                         if(execution.getVariable(Prefix + "WorkflowException") != null) {
 144                                 // called by: DoCreateNetworkInstance, partial rollback
 145                                 execution.setVariable(Prefix + "fullRollback", false)
 146
 147                         } else {
 148                            // called by: Macro - Full Rollback, WorkflowException = null
 149                            execution.setVariable(Prefix + "fullRollback", true)
 150
 151                         }
 152                         utils.log("DEBUG", "*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"), isDebugEnabled)
 153
 154
 155                 } catch (BpmnError e) {
 156                 throw e;
 157
 158                 } catch (Exception ex) {
 159                         sendSyncError(execution)
 160                         // caught exception
 161                         String exceptionMessage = "Exception Encountered in PreProcessRequest() of " + className + ".groovy ***** : " + ex.getMessage()
 162                         utils.log("DEBUG", exceptionMessage, isDebugEnabled)
 163                         exceptionUtil.buildAndThrowWorkflowException(execution, 7000, exceptionMessage)
 164
 165                 }
 166
 167         }
 168
 169         public void validateRollbackResponses (Execution execution) {
 170                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 171                 execution.setVariable("prefix",Prefix)
 172
 173                 utils.log("DEBUG", " ***** Inside validateRollbackResponses() of DoUpdateNetworkInstanceRollback ***** ", isDebugEnabled)
 174
 175                 try {
 176                         // validate PO network rollback response
 177                         String rollbackNetworkErrorMessages = ""
 178                         String rollbackNetworkReturnCode = "200"
 179                         if (execution.getVariable(Prefix + "rollbackNetworkRequest") != null) {
 180                                 rollbackNetworkReturnCode = execution.getVariable(Prefix + "rollbackNetworkReturnCode")
 181                                 String rollbackNetworkResponse = execution.getVariable(Prefix + "rollbackNetworkResponse")
 182                                 utils.log("DEBUG", " NetworkRollback Code - " + rollbackNetworkReturnCode, isDebugEnabled)
 183                                 utils.log("DEBUG", " NetworkRollback Response - " + rollbackNetworkResponse, isDebugEnabled)
 184                                 if (rollbackNetworkReturnCode != "200") {
 185                                         rollbackNetworkErrorMessages = " + PO Network rollback failed. "
 186                                 } else {
 187                                         rollbackNetworkErrorMessages = " + PO Network rollback completed."
 188                                 }
 189                         }
 190
 191                         // validate SDNC rollback response
 192                         String rollbackSdncErrorMessages = ""
 193                         String rollbackSDNCReturnCode = "200"
 194                         if (execution.getVariable(Prefix + "rollbackSDNCRequest") != null) {
 195                                 rollbackSDNCReturnCode = execution.getVariable(Prefix + "rollbackSDNCReturnCode")
 196                                 String rollbackSDNCResponse = execution.getVariable(Prefix + "rollbackSDNCResponse")
 197                                 String rollbackSDNCReturnInnerCode = ""
 198                                 SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils(this)
 199                                 rollbackSDNCResponse = sdncAdapterUtils.decodeXML(rollbackSDNCResponse)
 200                                 rollbackSDNCResponse = rollbackSDNCResponse.replace("&", "&amp;").replace('$', '').replace('<?xml version="1.0" encoding="UTF-8"?>', "")
 201                                 if (rollbackSDNCReturnCode == "200") {
 202                                         if (utils.nodeExists(rollbackSDNCResponse, "response-code")) {
 203                                                 rollbackSDNCReturnInnerCode = utils.getNodeText1(rollbackSDNCResponse, "response-code")
 204                                                 if (rollbackSDNCReturnInnerCode == "200" || rollbackSDNCReturnInnerCode == "" || rollbackSDNCReturnInnerCode == "0") {
 205                                                     rollbackSdncErrorMessages = " + SNDC changeassign rollback completed."
 206                                                 } else {
 207                                                         rollbackSdncErrorMessages = " + SDNC changeassign rollback failed. "
 208                                                 }
 209                                         } else {
 210                                                   rollbackSdncErrorMessages = " + SNDC changeassign rollback completed."
 211                                         }
 212                                  } else {
 213                                           rollbackSdncErrorMessages = " + SDNC changeassign rollback failed. "
 214                              }
 215                                 utils.log("DEBUG", " SDNC changeassign rollback Code - " + rollbackSDNCReturnCode, isDebugEnabled)
 216                                 utils.log("DEBUG", " SDNC changeassign rollback  Response - " + rollbackSDNCResponse, isDebugEnabled)
 217                         }
 218
 219                         String statusMessage = ""
 220                         int errorCode = 7000
 221                         utils.log("DEBUG", "*** fullRollback? : " + execution.getVariable(Prefix + "fullRollback"), isDebugEnabled)
 222                         if (execution.getVariable(Prefix + "fullRollback") == false) {
 223                                 // original WorkflowException,
 224                                 WorkflowException wfe = execution.getVariable(Prefix + "WorkflowException")
 225                                 if (wfe != null) {
 226                                    // rollback due to failure in DoCreate - Partial rollback
 227                                    statusMessage = wfe.getErrorMessage()
 228                                    errorCode = wfe.getErrorCode()
 229                                 } else {
 230                                    statusMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 231                                    errorCode = '7000'
 232                                 }
 233
 234                                 // set if all rolledbacks are successful
 235                                 if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200") {
 236                                         execution.setVariable("rolledBack", true)
 237
 238                                 } else {
 239                                         execution.setVariable("rolledBack", false)
 240
 241                                 }
 242
 243                                 statusMessage = statusMessage + rollbackNetworkErrorMessages + rollbackSdncErrorMessages
 244                                 utils.log("DEBUG", "Final DoUpdateNetworkInstanceRollback status message: " + statusMessage, isDebugEnabled)
 245                                 String processKey = getProcessKey(execution);
 246                                 WorkflowException exception = new WorkflowException(processKey, errorCode, statusMessage);
 247                                 execution.setVariable("workflowException", exception);
 248
 249                         } else {
 250                                 // rollback due to failures in Main flow (Macro) - Full rollback
 251                                 // WorkflowException = null
 252                                 if (rollbackNetworkReturnCode == "200" && rollbackSDNCReturnCode == "200") {
 253                                         execution.setVariable("rollbackSuccessful", true)
 254                                         execution.setVariable("rollbackError", false)
 255                                 } else {
 256                                         String exceptionMessage = "Network Update Rollback was not Successful. "
 257                                         utils.log("DEBUG", exceptionMessage, isDebugEnabled)
 258                                         execution.setVariable("rollbackSuccessful", false)
 259                                         execution.setVariable("rollbackError", true)
 260                                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 261                                         throw new BpmnError("MSOWorkflowException")
 262                                 }
 263
 264                         }
 265
 266
 267                 } catch (Exception ex) {
 268                         execution.setVariable("WorkflowException", null)
 269                         String errorMessage = "See Previous Camunda flows for cause of Error: Undetermined Exception."
 270                         String exceptionMessage = " Bpmn error encountered in DoUpdateNetworkInstanceRollback flow. validateRollbackResponses() - " + errorMessage + ": " + ex.getMessage()
 271                         utils.log("DEBUG", exceptionMessage, isDebugEnabled)
 272                         exceptionUtil.buildWorkflowException(execution, 7000, exceptionMessage)
 273                         execution.setVariable("WorkflowException", execution.getVariable("WorkflowException"))
 274
 275                 }
 276
 277         }
 278
 279         // *******************************
 280         //     Build Error Section
 281         // *******************************
 282
 283
 284
 285         public void processJavaException(Execution execution){
 286                 def isDebugEnabled=execution.getVariable("isDebugLogEnabled")
 287                 execution.setVariable("prefix",Prefix)
 288
 289                 try{
 290                         utils.log("DEBUG", "Caught a Java Exception in " + Prefix, isDebugEnabled)
 291                         utils.log("DEBUG", "Started processJavaException Method", isDebugEnabled)
 292                         utils.log("DEBUG", "Variables List: " + execution.getVariables(), isDebugEnabled)
 293                         execution.setVariable("UnexpectedError", "Caught a Java Lang Exception - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 294                         exceptionUtil.buildWorkflowException(execution, 500, "Caught a Java Lang Exception")
 295
 296                 }catch(Exception e){
 297                         utils.log("DEBUG", "Caught Exception during processJavaException Method: " + e, isDebugEnabled)
 298                         execution.setVariable("UnexpectedError", "Exception in processJavaException method - " + Prefix)  // Adding this line temporarily until this flows error handling gets updated
 299                         exceptionUtil.buildWorkflowException(execution, 500, "Exception in processJavaException method" + Prefix)
 300                 }
 301                 utils.log("DEBUG", "Completed processJavaException Method in " + Prefix, isDebugEnabled)
 302         }
 303
 304 }