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/*
* ============LICENSE_START========================================================
* Copyright (C) 2023 Nordix Foundation
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.cache;
import com.hazelcast.config.Config;
import com.hazelcast.config.MapConfig;
import com.hazelcast.config.NamedConfig;
import com.hazelcast.config.QueueConfig;
import com.hazelcast.config.RestEndpointGroup;
import com.hazelcast.config.SetConfig;
import com.hazelcast.core.Hazelcast;
import com.hazelcast.core.HazelcastInstance;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
/**
* Core infrastructure of the hazelcast distributed cache.
*/
@Slf4j
public class HazelcastCacheConfig {
@Value("${hazelcast.cluster-name}")
protected String clusterName;
@Value("${hazelcast.mode.kubernetes.enabled}")
protected boolean cacheKubernetesEnabled;
@Value("${hazelcast.mode.kubernetes.service-name}")
protected String cacheKubernetesServiceName;
protected HazelcastInstance createHazelcastInstance(final String hazelcastInstanceName,
final NamedConfig namedConfig) {
return Hazelcast.newHazelcastInstance(initializeConfig(hazelcastInstanceName, namedConfig));
}
private Config initializeConfig(final String instanceName, final NamedConfig namedConfig) {
final Config config = new Config(instanceName);
if (namedConfig instanceof MapConfig) {
config.addMapConfig((MapConfig) namedConfig);
}
if (namedConfig instanceof QueueConfig) {
config.addQueueConfig((QueueConfig) namedConfig);
}
if (namedConfig instanceof SetConfig) {
config.addSetConfig((SetConfig) namedConfig);
}
config.setClusterName(clusterName);
config.setClassLoader(org.onap.cps.spi.model.Dataspace.class.getClassLoader());
exposeClusterInformation(config);
updateDiscoveryMode(config);
return config;
}
protected static MapConfig createMapConfig(final String configName) {
final MapConfig mapConfig = new MapConfig(configName);
mapConfig.setBackupCount(3);
mapConfig.setAsyncBackupCount(3);
return mapConfig;
}
protected static QueueConfig createQueueConfig(final String configName) {
final QueueConfig commonQueueConfig = new QueueConfig(configName);
commonQueueConfig.setBackupCount(3);
commonQueueConfig.setAsyncBackupCount(3);
return commonQueueConfig;
}
protected static SetConfig createSetConfig(final String configName) {
final SetConfig commonSetConfig = new SetConfig(configName);
commonSetConfig.setBackupCount(1);
commonSetConfig.setAsyncBackupCount(1);
return commonSetConfig;
}
protected void updateDiscoveryMode(final Config config) {
if (cacheKubernetesEnabled) {
log.info("Enabling kubernetes mode with service-name : {}", cacheKubernetesServiceName);
config.getNetworkConfig().getJoin().getKubernetesConfig().setEnabled(true)
.setProperty("service-name", cacheKubernetesServiceName);
}
}
protected void exposeClusterInformation(final Config config) {
config.getNetworkConfig().getRestApiConfig().setEnabled(true)
.enableGroups(RestEndpointGroup.HEALTH_CHECK, RestEndpointGroup.CLUSTER_READ);
}
}
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