2 * ============LICENSE_START========================================================
3 * Copyright (C) 2022-2023 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.cache;
23 import com.hazelcast.config.Config;
24 import com.hazelcast.config.MapConfig;
25 import com.hazelcast.config.NamedConfig;
26 import com.hazelcast.core.Hazelcast;
27 import com.hazelcast.core.HazelcastInstance;
28 import com.hazelcast.map.IMap;
29 import lombok.extern.slf4j.Slf4j;
30 import org.springframework.beans.factory.annotation.Value;
31 import org.springframework.context.annotation.Bean;
32 import org.springframework.context.annotation.Configuration;
35 * Core infrastructure of the hazelcast distributed cache for anchor data config use cases.
39 public class AnchorDataCacheConfig {
41 @Value("${hazelcast.mode.kubernetes.enabled}")
42 private boolean cacheKubernetesEnabled;
44 @Value("${hazelcast.mode.kubernetes.service-name}")
45 private String cacheKubernetesServiceName;
47 private static final MapConfig anchorDataCacheMapConfig = createMapConfig("anchorDataCacheMapConfig");
50 * Distributed instance of anchor data cache that contains module prefix by anchor name as properties.
52 * @return configured map of anchor data cache
55 public IMap<String, AnchorDataCacheEntry> anchorDataCache() {
56 return createHazelcastInstance("hazelCastInstanceCpsCore", anchorDataCacheMapConfig)
57 .getMap("anchorDataCache");
60 private HazelcastInstance createHazelcastInstance(final String hazelcastInstanceName,
61 final NamedConfig namedConfig) {
62 return Hazelcast.newHazelcastInstance(initializeConfig(hazelcastInstanceName, namedConfig));
65 private Config initializeConfig(final String instanceName, final NamedConfig namedConfig) {
66 final Config config = new Config(instanceName);
67 config.addMapConfig((MapConfig) namedConfig);
68 config.setClusterName("cps-service-caches");
69 updateDiscoveryMode(config);
73 private static MapConfig createMapConfig(final String configName) {
74 final MapConfig mapConfig = new MapConfig(configName);
75 mapConfig.setBackupCount(3);
76 mapConfig.setAsyncBackupCount(3);
80 private void updateDiscoveryMode(final Config config) {
81 if (cacheKubernetesEnabled) {
82 log.info("Enabling kubernetes mode with service-name : {}", cacheKubernetesServiceName);
83 config.getNetworkConfig().getJoin().getKubernetesConfig().setEnabled(true)
84 .setProperty("service-name", cacheKubernetesServiceName);