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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.server.maintenance;
import com.google.inject.Inject;
import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.component.AbstractComponent;
import com.yahoo.config.provision.SystemName;
import com.yahoo.vespa.config.server.ApplicationRepository;
import com.yahoo.vespa.config.server.session.FileDistributionFactory;
import com.yahoo.vespa.curator.Curator;
import com.yahoo.vespa.flags.FlagSource;
import java.time.Duration;
/**
* Maintenance jobs of the config server.
* Each maintenance job is a singleton instance of its implementing class, created and owned by this,
* and running its own dedicated thread.
*
* @author hmusum
*/
public class ConfigServerMaintenance extends AbstractComponent {
//private final TenantsMaintainer tenantsMaintainer;
private final FileDistributionMaintainer fileDistributionMaintainer;
private final SessionsMaintainer sessionsMaintainer;
private final ApplicationPackageMaintainer applicationPackageMaintainer;
@Inject
public ConfigServerMaintenance(ConfigserverConfig configserverConfig,
ApplicationRepository applicationRepository,
Curator curator,
FileDistributionFactory fileDistributionFactory,
FlagSource flagSource) {
DefaultTimes defaults = new DefaultTimes(configserverConfig);
// TODO: Disabled until we have application metadata
//tenantsMaintainer = new TenantsMaintainer(applicationRepository, curator, defaults.tenantsMaintainerInterval);
fileDistributionMaintainer = new FileDistributionMaintainer(applicationRepository, curator, defaults.defaultInterval, configserverConfig);
sessionsMaintainer = new SessionsMaintainer(applicationRepository, curator, defaults.defaultInterval);
applicationPackageMaintainer = new ApplicationPackageMaintainer(applicationRepository, curator, defaults.defaultInterval, configserverConfig, flagSource);
}
@Override
public void deconstruct() {
//tenantsMaintainer.close();
fileDistributionMaintainer.close();
sessionsMaintainer.close();
applicationPackageMaintainer.close();
}
/*
* Default values from config. If one of the values needs to be changed, add the value to
* configserver-config.xml in the config server application directory and restart the config server
*/
private static class DefaultTimes {
private final Duration defaultInterval;
private final Duration tenantsMaintainerInterval;
DefaultTimes(ConfigserverConfig configserverConfig) {
this.defaultInterval = Duration.ofMinutes(configserverConfig.maintainerIntervalMinutes());
boolean isCd = configserverConfig.system().equals(SystemName.cd.value());
// TODO: Want job control or feature flag to control when to run this, for now use a very
// long interval to avoid running the maintainer except in CD
this.tenantsMaintainerInterval = isCd
? defaultInterval
: Duration.ofMinutes(configserverConfig.tenantsMaintainerIntervalMinutes());
}
}
}
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