2 * ============LICENSE_START========================================================================
3 * ONAP : ccsdk feature sdnr wt
4 * =================================================================================================
5 * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
6 * =================================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software distributed under the License
13 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
14 * or implied. See the License for the specific language governing permissions and limitations under
16 * ============LICENSE_END==========================================================================
18 package org.onap.ccsdk.features.sdnr.wt.devicemanager.archiveservice;
20 import java.util.Date;
21 import java.util.concurrent.Executors;
22 import java.util.concurrent.Future;
23 import java.util.concurrent.ScheduledExecutorService;
24 import java.util.concurrent.TimeUnit;
26 import org.eclipse.jdt.annotation.NonNull;
27 import org.onap.ccsdk.features.sdnr.wt.common.configuration.filechange.IConfigChangedListener;
28 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.ArchiveCleanProvider;
29 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.IEsConfig;
30 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
31 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
32 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
33 import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
34 import org.slf4j.Logger;
35 import org.slf4j.LoggerFactory;
37 import com.google.common.util.concurrent.Futures;
38 import com.google.common.util.concurrent.ListenableFuture;
40 public class ArchiveCleanService implements AutoCloseable, IConfigChangedListener, Runnable, ClusterSingletonService {
42 private static final Logger LOG = LoggerFactory.getLogger(ArchiveCleanService.class);
43 private static final ServiceGroupIdentifier IDENT =
44 ServiceGroupIdentifier.create("ElasticSearchArchiveCleanService");
46 private final ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);
47 private final ArchiveCleanProvider[] indexCleanList;
48 private final Runnable doClean;
50 private final IEsConfig esConfig;
51 private Future<?> taskReference;
52 private boolean isMaster;
53 private final ClusterSingletonServiceRegistration cssRegistration;
55 public ArchiveCleanService(IEsConfig config, ClusterSingletonServiceProvider clusterSingletonServiceProvider,
56 ArchiveCleanProvider... indexCleanList) {
58 this.esConfig = config;
59 this.esConfig.registerConfigChangedListener(this);
61 this.indexCleanList = indexCleanList;
63 this.taskReference = null;
67 this.cssRegistration = clusterSingletonServiceProvider.registerClusterSingletonService(this);
71 private void reinit() {
73 if (taskReference != null) {
74 taskReference.cancel(false);
77 if (this.esConfig.getArchiveCheckIntervalSeconds() > 0) {
78 LOG.info("DBCleanService is turned on for entries older than {} seconds",
79 this.esConfig.getArchiveLifetimeSeconds());
80 taskReference = this.scheduler.scheduleAtFixedRate(doClean, 0,
81 this.esConfig.getArchiveCheckIntervalSeconds(), TimeUnit.SECONDS);
83 LOG.info("DBCleanService is turned off");
86 LOG.info("service is inactive on this node. active on another node.");
90 public Date getDateForOldElements() {
91 return new Date(System.currentTimeMillis() - esConfig.getArchiveLifetimeSeconds() * 1000);
94 public int countOldEntries() {
96 Date olderAreOutdated = getDateForOldElements();
97 for (ArchiveCleanProvider indexCleanElement : indexCleanList) {
98 if (indexCleanElement != null) {
99 indexCleanElement.getNumberOfOldObjects(olderAreOutdated);
110 Date olderElementToBeRemoved = getDateForOldElements();
111 LOG.trace("cleaning logs from entries older than {}", olderElementToBeRemoved);
113 for (ArchiveCleanProvider indexCleanElement : indexCleanList) {
114 if (indexCleanElement != null) {
115 removed += indexCleanElement.doIndexClean(olderElementToBeRemoved);
119 LOG.trace("Removed elements: {}", removed);
121 } catch (Exception e) {
122 LOG.warn("problem executing dbclean", e);
127 public void onConfigChanged() {
128 LOG.info("Not yet implemented. config changed. reninit timer");
132 public void close() throws Exception {
133 this.esConfig.unregisterConfigChangedListener(this);
134 this.scheduler.shutdown();
135 this.cssRegistration.close();
139 public String toString() {
140 return "ArchivCleanService [ArchiveCheckIntervalSeconds=" + esConfig.getArchiveCheckIntervalSeconds()
141 + "ArchiveLifetimeSeconds=" + esConfig.getArchiveLifetimeSeconds() + "]";
144 @SuppressWarnings("null")
146 public @NonNull ServiceGroupIdentifier getIdentifier() {
151 public void instantiateServiceInstance() {
152 LOG.info("We take Leadership");
153 this.isMaster = true;
158 public ListenableFuture<? extends Object> closeServiceInstance() {
159 LOG.info("We lost Leadership");
160 this.isMaster = false;
162 return Futures.immediateFuture(null);