2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2022 Nordix Foundation
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.api.inventory.sync;
23 import com.hazelcast.map.IMap;
24 import java.time.OffsetDateTime;
25 import java.util.concurrent.TimeUnit;
26 import java.util.function.Consumer;
27 import lombok.RequiredArgsConstructor;
28 import lombok.extern.slf4j.Slf4j;
29 import org.onap.cps.api.CpsDataService;
30 import org.onap.cps.ncmp.api.impl.config.embeddedcache.SynchronizationCacheConfig;
31 import org.onap.cps.ncmp.api.inventory.CompositeState;
32 import org.onap.cps.ncmp.api.inventory.DataStoreSyncState;
33 import org.onap.cps.ncmp.api.inventory.InventoryPersistence;
34 import org.springframework.scheduling.annotation.Scheduled;
35 import org.springframework.stereotype.Service;
38 @RequiredArgsConstructor
40 public class DataSyncWatchdog {
42 private static final boolean DATA_SYNC_IN_PROGRESS = false;
43 private static final boolean DATA_SYNC_DONE = true;
45 private final InventoryPersistence inventoryPersistence;
47 private final CpsDataService cpsDataService;
49 private final SyncUtils syncUtils;
51 private final IMap<String, Boolean> dataSyncSemaphores;
54 * Execute Cm Handle poll which queries the cm handle state in 'READY' and Operational Datastore Sync State in
57 @Scheduled(fixedDelayString = "${ncmp.timers.cm-handle-data-sync.sleep-time-ms:30000}")
58 public void executeUnSynchronizedReadyCmHandlePoll() {
59 syncUtils.getUnsynchronizedReadyCmHandles().forEach(unSynchronizedReadyCmHandle -> {
60 final String cmHandleId = unSynchronizedReadyCmHandle.getId();
61 if (hasPushedIntoSemaphoreMap(cmHandleId)) {
62 log.debug("Executing data sync on {}", cmHandleId);
63 final CompositeState compositeState = inventoryPersistence
64 .getCmHandleState(cmHandleId);
65 final String resourceData = syncUtils.getResourceData(cmHandleId);
66 if (resourceData == null) {
67 log.debug("Error retrieving resource data for Cm-Handle: {}", cmHandleId);
69 cpsDataService.saveData("NFP-Operational", cmHandleId,
70 resourceData, OffsetDateTime.now());
71 setSyncStateToSynchronized().accept(compositeState);
72 inventoryPersistence.saveCmHandleState(cmHandleId, compositeState);
73 updateDataSyncSemaphoreMap(cmHandleId);
76 log.debug("{} already processed by another instance", cmHandleId);
79 log.debug("No Cm-Handles currently found in READY State and Operational Sync State is UNSYNCHRONIZED");
82 private Consumer<CompositeState> setSyncStateToSynchronized() {
83 return compositeState -> {
84 compositeState.setLastUpdateTimeNow();
85 compositeState.getDataStores()
86 .setOperationalDataStore(CompositeState.Operational.builder()
87 .dataStoreSyncState(DataStoreSyncState.SYNCHRONIZED)
88 .lastSyncTime(CompositeState.nowInSyncTimeFormat()).build());
92 private void updateDataSyncSemaphoreMap(final String cmHandleId) {
93 dataSyncSemaphores.replace(cmHandleId, DATA_SYNC_DONE);
96 private boolean hasPushedIntoSemaphoreMap(final String cmHandleId) {
97 return dataSyncSemaphores.putIfAbsent(cmHandleId, DATA_SYNC_IN_PROGRESS,
98 SynchronizationCacheConfig.DATA_SYNC_SEMAPHORE_TTL_SECS, TimeUnit.SECONDS) == null;