cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/inventory/sync/ModuleSyncWatchdog.java

   1 /*
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2022 Nordix Foundation
   4  *  Modifications Copyright (C) 2022 Bell Canada
   5  *  ================================================================================
   6  *  Licensed under the Apache License, Version 2.0 (the "License");
   7  *  you may not use this file except in compliance with the License.
   8  *  You may obtain a copy of the License at
   9  *
  10  *        http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  *  Unless required by applicable law or agreed to in writing, software
  13  *  distributed under the License is distributed on an "AS IS" BASIS,
  14  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  *  See the License for the specific language governing permissions and
  16  *  limitations under the License.
  17  *
  18  *  SPDX-License-Identifier: Apache-2.0
  19  *  ============LICENSE_END=========================================================
  20  */
  21
  22 package org.onap.cps.ncmp.api.inventory.sync;
  23
  24 import java.util.List;
  25 import lombok.RequiredArgsConstructor;
  26 import lombok.extern.slf4j.Slf4j;
  27 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
  28 import org.onap.cps.ncmp.api.inventory.CmHandleState;
  29 import org.onap.cps.ncmp.api.inventory.CompositeState;
  30 import org.onap.cps.ncmp.api.inventory.InventoryPersistence;
  31 import org.onap.cps.ncmp.api.inventory.LockReasonCategory;
  32 import org.springframework.scheduling.annotation.Scheduled;
  33 import org.springframework.stereotype.Component;
  34
  35 @Slf4j
  36 @RequiredArgsConstructor
  37 @Component
  38 public class ModuleSyncWatchdog {
  39
  40     private final InventoryPersistence inventoryPersistence;
  41
  42     private final SyncUtils syncUtils;
  43
  44     private final ModuleSyncService moduleSyncService;
  45
  46     /**
  47      * Execute Cm Handle poll which changes the cm handle state from 'ADVISED' to 'READY'.
  48      */
  49     @Scheduled(fixedDelayString = "${timers.advised-modules-sync.sleep-time-ms:30000}")
  50     public void executeAdvisedCmHandlePoll() {
  51         YangModelCmHandle advisedCmHandle = syncUtils.getAnAdvisedCmHandle();
  52         while (advisedCmHandle != null) {
  53             final String cmHandleId = advisedCmHandle.getId();
  54             final CompositeState compositeState = inventoryPersistence.getCmHandleState(cmHandleId);
  55             try {
  56                 moduleSyncService.deleteSchemaSetIfExists(advisedCmHandle);
  57                 moduleSyncService.syncAndCreateSchemaSetAndAnchor(advisedCmHandle);
  58                 compositeState.setCmHandleState(CmHandleState.READY);
  59             } catch (final Exception e) {
  60                 compositeState.setCmHandleState(CmHandleState.LOCKED);
  61                 syncUtils.updateLockReasonDetailsAndAttempts(compositeState,
  62                     LockReasonCategory.LOCKED_MISBEHAVING,
  63                     e.getMessage());
  64             }
  65             compositeState.setLastUpdateTimeNow();
  66             inventoryPersistence.saveCmHandleState(cmHandleId, compositeState);
  67             log.info("{} is now in {} state", cmHandleId,
  68                 advisedCmHandle.getCompositeState().getCmHandleState());
  69             advisedCmHandle = syncUtils.getAnAdvisedCmHandle();
  70         }
  71         log.debug("No Cm-Handles currently found in an ADVISED state");
  72     }
  73
  74     /**
  75      * Execute Cm Handle poll which changes the cm handle state from 'LOCKED' to 'ADVISED'.
  76      */
  77     @Scheduled(fixedDelayString = "${timers.locked-modules-sync.sleep-time-ms:300000}")
  78     public void executeLockedCmHandlePoll() {
  79         final List<YangModelCmHandle> lockedMisbehavingCmHandles = syncUtils.getLockedMisbehavingYangModelCmHandles();
  80         for (final YangModelCmHandle moduleSyncFailedCmHandle : lockedMisbehavingCmHandles) {
  81             final CompositeState compositeState = moduleSyncFailedCmHandle.getCompositeState();
  82             final boolean isReadyForRetry = syncUtils.isReadyForRetry(compositeState);
  83             if (isReadyForRetry) {
  84                 setCompositeStateToAdvisedAndRetainOldLockReasonDetails(compositeState);
  85                 log.debug("Locked misbehaving cm handle {} is being recycled", moduleSyncFailedCmHandle.getId());
  86                 inventoryPersistence.saveCmHandleState(moduleSyncFailedCmHandle.getId(), compositeState);
  87             }
  88         }
  89     }
  90
  91     private void setCompositeStateToAdvisedAndRetainOldLockReasonDetails(final CompositeState compositeState) {
  92         compositeState.setCmHandleState(CmHandleState.ADVISED);
  93         compositeState.setLastUpdateTimeNow();
  94         final String oldLockReasonDetails = compositeState.getLockReason().getDetails();
  95         compositeState.setLockReason(CompositeState.LockReason.builder()
  96                 .details(oldLockReasonDetails).build());
  97     }
  98 }