public InstanceRegistry(InstanceRepository instanceRepository, ArtemisClientConfig config)
{
Preconditions.CheckArgument(instanceRepository != null, "instance repository");
Preconditions.CheckArgument(config != null, "config");
_instanceRepository = instanceRepository;
_ttl = config.ConfigurationManager.GetProperty(config.Key("instance-registry.instance-ttl"), 20 * 1000, 5 * 1000, 24 * 60 * 60 * 1000);
_interval = config.ConfigurationManager.GetProperty(config.Key("instance-registry.heartbeat-interval"), 5 * 1000, 500, 5 * 60 * 1000);
Action <WebSocket> onOpen = (webSocket) => {
};
Action <WebSocket, MessageEventArgs> onMessage = (webSocket, message) =>
{
AcceptHeartbeat(message);
};
_sessionContext = new WebSocketSessionContext(config, onOpen, onMessage);
var heartbeatStatusMetricConfig = new MetricConfig(new Dictionary <string, string>()
{
{ "metric_name_distribution", config.Key("heartbeat.event.distribution") }
});
_heartbeatStatus = config.EventMetricManager.GetMetric(config.Key("heartbeat.event"), heartbeatStatusMetricConfig);
_prepareHeartbeatLatency = config.AuditMetricManager.GetMetric(config.Key("heartbeat.prepare-latency"), new MetricConfig(new Dictionary <string, string>()
{
{ "metric_name_distribution", config.Key("heartbeat.prepare-latency.distribution") }
}));
_sendHeartbeatLatency = config.AuditMetricManager.GetMetric(config.Key("heartbeat.send-latency"), new MetricConfig(new Dictionary <string, string>()
{
{ "metric_name_distribution", config.Key("heartbeat.send-latency.distribution") }
}));
_acceptHeartbeatLatency = config.AuditMetricManager.GetMetric(config.Key("heartbeat.accept-latency"), new MetricConfig(new Dictionary <string, string>()
{
{ "metric_name_distribution", config.Key("heartbeat.accept-latency.distribution") }
}));
_heartbeater = new DynamicTimer(config.ConfigurationManager.GetProperty(config.Key("instances-registry.heartbeat-interval.dynamic-scheduled-thread.run-interval"), 1000, 500, 90 * 1000),
() =>
{
CheckHeartbeat();
});
}
protected void LogEvent(ResponseStatus status, string service, string operation)
{
string metricId = _distributionMetricName + "|" + service + "|" + operation;
Dictionary <string, string> metadata = new Dictionary <string, string>()
{
{ "metric_name_distribution", _distributionMetricName },
{ "service", service },
{ "operation", operation }
};
IEventMetric metric = _eventMetricManager.GetMetric(metricId, new MetricConfig(metadata));
if (status == null)
{
metric.AddEvent("null");
}
else
{
metric.AddEvent(status.ErrorCode);
}
}
private void Metric(string changeType, bool updated, Instance instance)
{
if (string.IsNullOrWhiteSpace(changeType) || instance == null)
{
return;
}
string metricId = "service-discovery." + changeType + "." + updated + "." + instance;
Dictionary <string, string> metadata = new Dictionary <string, string>();
metadata["metric_name_distribution"] = _serviceDiscoveryMetricName;
metadata["regionId"] = instance.RegionId;
metadata["zoneId"] = instance.ZoneId;
metadata["serviceId"] = instance.ServiceId;
metadata["updated"] = updated ? "true" : "false";
metadata["instanceId"] = instance.InstanceId;
IEventMetric metric = _eventMetricManager.GetMetric(metricId, new MetricConfig(metadata));
metric.AddEvent(changeType);
}
/// <summary>
/// ExportEvemtSamples is the shared logic for all event metric exports
/// </summary>
private void ExportEventSamples(StreamWriter writer, IEventMetricDefinition metricDefinition, IEventMetric metric)
{
writer.Write("\"Sequence\",\"Timestamp\"");
foreach (var valueDefinition in metricDefinition.Values)
{
writer.Write(",\"{0}\"", valueDefinition.Caption);
}
writer.WriteLine();
foreach (var sample in metric.Samples)
{
var eventSample = sample as IEventMetricSample;
if (eventSample == null)
continue;
writer.Write("{0},\"{1}\"", eventSample.Sequence, eventSample.Timestamp.ToString("yyyy-MM-dd HH:mm:ss"));
for (var i = 0; i < eventSample.Values.Count(); i++)
{
writer.Write(",\"{0}\"", eventSample.Values[i]);
}
writer.WriteLine();
}
}
/// <summary>
/// ExportEvemtSamples is the shared logic for all event metric exports
/// </summary>
private void ExportEventSamples(StreamWriter writer, IEventMetricDefinition metricDefinition, IEventMetric metric)
{
writer.Write("\"Sequence\",\"Timestamp\"");
foreach (var valueDefinition in metricDefinition.Values)
{
writer.Write(",\"{0}\"", valueDefinition.Caption);
}
writer.WriteLine();
foreach (var sample in metric.Samples)
{
var eventSample = sample as IEventMetricSample;
if (eventSample == null)
{
continue;
}
writer.Write("{0},\"{1}\"", eventSample.Sequence, eventSample.Timestamp.ToString("yyyy-MM-dd HH:mm:ss"));
for (var i = 0; i < eventSample.Values.Count(); i++)
{
writer.Write(",\"{0}\"", eventSample.Values[i]);
}
writer.WriteLine();
}
}
private NullEventMetricManager()
{
Metrics = new IEventMetric[0];
Config = new MetricManagerConfig <IEventMetric>(NullEventMetricReporter.Instance);
}
