adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditDeleteStackService.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017-2019 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.adapters.audit;
  22
  23 import org.camunda.bpm.client.task.ExternalTask;
  24 import org.camunda.bpm.client.task.ExternalTaskService;
  25 import org.onap.logging.ref.slf4j.ONAPLogConstants;
  26 import org.onap.so.audit.beans.AuditInventory;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29 import org.slf4j.MDC;
  30 import org.springframework.beans.factory.annotation.Autowired;
  31 import org.springframework.core.env.Environment;
  32 import org.springframework.stereotype.Component;
  33
  34 @Component
  35 public class AuditDeleteStackService {
  36
  37         private static final String UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI = "All VServers have not been deleted in A&AI";
  38
  39         private static final int[] RETRY_SEQUENCE = new int[] { 1, 1, 2, 3, 5, 8, 13, 20};
  40
  41
  42         private static final Logger logger = LoggerFactory.getLogger(AuditDeleteStackService.class);
  43
  44         @Autowired
  45         public HeatStackAudit heatStackAudit;
  46
  47         @Autowired
  48         public Environment env;
  49
  50         protected void executeExternalTask(ExternalTask externalTask, ExternalTaskService externalTaskService){
  51                 AuditInventory auditInventory = externalTask.getVariable("auditInventory");
  52                 setupMDC(externalTask);
  53                 boolean success = false;
  54                 try {
  55                         logger.info("Executing External Task Audit Inventory, Retry Number: {} \n {}", auditInventory,externalTask.getRetries());
  56                         success=heatStackAudit.auditHeatStackDeleted(auditInventory.getCloudRegion(), auditInventory.getCloudOwner(),
  57                                         auditInventory.getTenantId(), auditInventory.getHeatStackName());
  58                 } catch (Exception e) {
  59                         logger.error("Error during audit of stack", e);
  60                 }
  61
  62                 if (success) {
  63                         externalTaskService.complete(externalTask);
  64                         logger.debug("The External Task Id: {}  Successful", externalTask.getId());
  65                 } else {
  66                         if(externalTask.getRetries() == null){
  67                                 logger.debug("The External Task Id: {}  Failed, Setting Retries to Default Start Value: {}", externalTask.getId(),RETRY_SEQUENCE.length);
  68                                 externalTaskService.handleFailure(externalTask, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, RETRY_SEQUENCE.length, 10000);
  69                         }else if(externalTask.getRetries() != null &&
  70                                         externalTask.getRetries()-1 == 0){
  71                                 logger.debug("The External Task Id: {}  Failed, All Retries Exhausted", externalTask.getId());
  72                                 externalTaskService.complete(externalTask);
  73                         }else{
  74                                 logger.debug("The External Task Id: {}  Failed, Decrementing Retries: {} , Retry Delay: ", externalTask.getId(),externalTask.getRetries()-1, calculateRetryDelay(externalTask.getRetries()));
  75                                 externalTaskService.handleFailure(externalTask, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, externalTask.getRetries()-1, calculateRetryDelay(externalTask.getRetries()));
  76                         }
  77                         logger.debug("The External Task Id: {} Failed", externalTask.getId());
  78                 }
  79         }
  80         private void setupMDC(ExternalTask externalTask) {
  81                 String msoRequestId = (String)externalTask.getVariable("mso-request-id");
  82                 if(msoRequestId != null && !msoRequestId.isEmpty())
  83                         MDC.put(ONAPLogConstants.MDCs.REQUEST_ID, msoRequestId);
  84         }
  85         protected long calculateRetryDelay(int currentRetries){
  86                 int retrySequence = RETRY_SEQUENCE.length - currentRetries;
  87                 long retryMultiplier = Long.parseLong(env.getProperty("mso.workflow.topics.retryMultiplier","6000"));
  88                 return RETRY_SEQUENCE[retrySequence] * retryMultiplier;
  89         }
  90 }