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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.service.monitor.internal;
import com.google.inject.Inject;
import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.config.model.api.SuperModelProvider;
import com.yahoo.config.provision.Zone;
import com.yahoo.jdisc.Metric;
import com.yahoo.jdisc.Timer;
import com.yahoo.vespa.applicationmodel.ApplicationInstance;
import com.yahoo.vespa.applicationmodel.ApplicationInstanceReference;
import com.yahoo.vespa.service.monitor.ServiceModel;
import com.yahoo.vespa.service.monitor.ServiceMonitor;
import com.yahoo.vespa.service.monitor.internal.health.HealthMonitorManager;
import com.yahoo.vespa.service.monitor.internal.slobrok.SlobrokMonitorManagerImpl;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
public class ServiceMonitorImpl implements ServiceMonitor {
private final ServiceModelCache serviceModelCache;
@Inject
public ServiceMonitorImpl(SuperModelProvider superModelProvider,
ConfigserverConfig configserverConfig,
SlobrokMonitorManagerImpl slobrokMonitorManager,
HealthMonitorManager healthMonitorManager,
Metric metric,
Timer timer) {
Zone zone = superModelProvider.getZone();
ServiceMonitorMetrics metrics = new ServiceMonitorMetrics(metric, timer);
UnionMonitorManager monitorManager = new UnionMonitorManager(
slobrokMonitorManager,
healthMonitorManager,
configserverConfig);
SuperModelListenerImpl superModelListener = new SuperModelListenerImpl(
monitorManager,
metrics,
new ModelGenerator(toConfigServerList(configserverConfig)),
zone);
superModelListener.start(superModelProvider);
serviceModelCache = new ServiceModelCache(superModelListener, timer);
}
private List<String> toConfigServerList(ConfigserverConfig configserverConfig) {
if (configserverConfig.multitenant()) {
return configserverConfig.zookeeperserver().stream()
.map(ConfigserverConfig.Zookeeperserver::hostname)
.collect(Collectors.toList());
}
return Collections.emptyList();
}
@Override
public Map<ApplicationInstanceReference, ApplicationInstance> getAllApplicationInstances() {
return serviceModelCache.get().getAllApplicationInstances();
}
@Override
public ServiceModel getServiceModelSnapshot() {
return serviceModelCache.get();
}
}
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