blob: c6fe584c30a00f4791d255b072e05e39e71cd353 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
// 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;
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.internal.ServiceMonitorMetrics;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
import java.util.stream.Collectors;
public class ServiceMonitorImpl implements ServiceMonitor {
private static final Logger logger = Logger.getLogger(ServiceMonitorImpl.class.getName());
private final Zone zone;
private final List<String> configServerHosts;
private final SlobrokMonitorManager slobrokMonitorManager = new SlobrokMonitorManager();
private final SuperModelListenerImpl superModelListener;
@Inject
public ServiceMonitorImpl(SuperModelProvider superModelProvider,
ConfigserverConfig configserverConfig,
Metric metric,
Timer timer) {
this.zone = superModelProvider.getZone();
this.configServerHosts = toConfigServerList(configserverConfig);
ServiceMonitorMetrics metrics = new ServiceMonitorMetrics(metric, timer);
this.superModelListener = new SuperModelListenerImpl(
slobrokMonitorManager,
metrics,
new ModelGenerator());
superModelListener.start(superModelProvider);
}
private List<String> toConfigServerList(ConfigserverConfig configserverConfig) {
if (configserverConfig.multitenant()) {
return configserverConfig.zookeeperserver().stream()
.map(server -> server.hostname())
.collect(Collectors.toList());
}
return Collections.emptyList();
}
@Override
public Map<ApplicationInstanceReference,
ApplicationInstance<ServiceMonitorStatus>> queryStatusOfAllApplicationInstances() {
// If we ever need to optimize this method, then consider reusing ServiceModel snapshots
// for up to X ms.
ServiceModel serviceModel =
superModelListener.createServiceModelSnapshot(zone, configServerHosts);
return serviceModel.getAllApplicationInstances();
}
}
|