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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017-2019 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.adapters.audit;
  24
  25 import org.camunda.bpm.client.task.ExternalTask;
  26 import org.camunda.bpm.client.task.ExternalTaskService;
  27 import org.onap.logging.ref.slf4j.ONAPLogConstants;
  28 import org.onap.so.audit.beans.AuditInventory;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31 import org.slf4j.MDC;
  32 import org.springframework.beans.factory.annotation.Autowired;
  33 import org.springframework.core.env.Environment;
  34 import org.springframework.stereotype.Component;
  35
  36 @Component
  37 public class AuditCreateStackService {
  38
  39         private static final String UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI = "Unable to find all VServers and L-Interaces in A&AI";
  40
  41         private static final int[] RETRY_SEQUENCE = new int[] { 1, 1, 2, 3, 5, 8, 13, 20};
  42
  43
  44         private static final Logger logger = LoggerFactory.getLogger(AuditCreateStackService.class);
  45
  46         @Autowired
  47         public HeatStackAudit heatStackAudit;
  48
  49         @Autowired
  50         public Environment env;
  51
  52         protected void executeExternalTask(ExternalTask externalTask, ExternalTaskService externalTaskService){
  53                 AuditInventory auditInventory = externalTask.getVariable("auditInventory");
  54                 setupMDC(externalTask);
  55                 boolean success = false;
  56                 try {
  57                         logger.info("Executing External Task Audit Inventory, Retry Number: {} \n {}", auditInventory,externalTask.getRetries());
  58                         success=heatStackAudit.auditHeatStackCreate(auditInventory.getCloudRegion(), auditInventory.getCloudOwner(),
  59                                         auditInventory.getTenantId(), auditInventory.getHeatStackName());
  60                 } catch (Exception e) {
  61                         logger.error("Error during audit of stack", e);
  62                 }
  63
  64                 if (success) {
  65                         externalTaskService.complete(externalTask);
  66                         logger.debug("The External Task Id: {}  Successful", externalTask.getId());
  67                 } else {
  68                         if(externalTask.getRetries() == null){
  69                                 logger.debug("The External Task Id: {}  Failed, Setting Retries to Default Start Value: {}", externalTask.getId(),RETRY_SEQUENCE.length);
  70                                 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);
  71                         }else if(externalTask.getRetries() != null &&
  72                                         externalTask.getRetries()-1 == 0){
  73                                 logger.debug("The External Task Id: {}  Failed, All Retries Exhausted", externalTask.getId());
  74                                 externalTaskService.handleBpmnError(externalTask, "AuditAAIInventoryFailure", "Number of Retries Exceeded auditing inventory");
  75                         }else{
  76                                 logger.debug("The External Task Id: {}  Failed, Decrementing Retries: {} , Retry Delay: ", externalTask.getId(),externalTask.getRetries()-1, calculateRetryDelay(externalTask.getRetries()));
  77                                 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()));
  78                         }
  79                         logger.debug("The External Task Id: {} Failed", externalTask.getId());
  80                 }
  81
  82
  83         }
  84         private void setupMDC(ExternalTask externalTask) {
  85                 String msoRequestId = externalTask.getVariable("mso-request-id");
  86                 if(msoRequestId != null && !msoRequestId.isEmpty())
  87                         MDC.put(ONAPLogConstants.MDCs.REQUEST_ID, msoRequestId);
  88         }
  89         protected long calculateRetryDelay(int currentRetries){
  90                 int retrySequence = RETRY_SEQUENCE.length - currentRetries;
  91                 long retryMultiplier = Long.parseLong(env.getProperty("mso.workflow.topics.retryMultiplier","6000"));
  92                 return RETRY_SEQUENCE[retrySequence] * retryMultiplier;
  93         }
  94 }