org.graylog2.streams.StreamMetrics Maven / Gradle / Ivy
/*
* Copyright (C) 2020 Graylog, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* .
*/
package org.graylog2.streams;
import com.codahale.metrics.Meter;
import com.codahale.metrics.MetricRegistry;
import com.codahale.metrics.Timer;
import com.google.common.collect.Maps;
import org.graylog2.plugin.streams.Stream;
import org.graylog2.plugin.streams.StreamRule;
import javax.inject.Inject;
import java.util.Map;
public class StreamMetrics {
private final MetricRegistry metricRegistry;
private final Map streamIncomingMeters = Maps.newHashMap();
private final Map streamExecutionTimers = Maps.newHashMap();
private final Map streamExceptionMeters = Maps.newHashMap();
private final Map streamRuleTimeoutMeters = Maps.newHashMap();
private final Map streamFaultsExceededMeters = Maps.newHashMap();
@Inject
public StreamMetrics(final MetricRegistry metricRegistry) {
this.metricRegistry = metricRegistry;
}
public void markIncomingMeter(String streamId) {
getIncomingMeter(streamId).mark();
}
public Timer getExecutionTimer(String streamId, String streamRuleId) {
Timer timer = this.streamExecutionTimers.get(streamRuleId);
if (timer == null) {
timer = metricRegistry.timer(MetricRegistry.name(Stream.class, streamId, "StreamRule", streamRuleId, "executionTime"));
this.streamExecutionTimers.put(streamRuleId, timer);
}
return timer;
}
public void markExceptionMeter(String streamId) {
getExceptionMeter(streamId).mark();
}
public void markStreamRuleTimeout(String streamId) {
getStreamRuleTimeoutMeter(streamId).mark();
}
public void markStreamFaultsExceeded(String streamId) {
getStreamFaultsExceededMeter(streamId).mark();
}
private Meter getIncomingMeter(String streamId) {
Meter meter = this.streamIncomingMeters.get(streamId);
if (meter == null) {
meter = metricRegistry.meter(MetricRegistry.name(Stream.class, streamId, "incomingMessages"));
this.streamIncomingMeters.put(streamId, meter);
}
return meter;
}
private Meter getExceptionMeter(String streamId) {
Meter meter = this.streamExceptionMeters.get(streamId);
if (meter == null) {
meter = metricRegistry.meter(MetricRegistry.name(Stream.class, streamId, "matchingExceptions"));
this.streamExceptionMeters.put(streamId, meter);
}
return meter;
}
private Meter getStreamRuleTimeoutMeter(final String streamId) {
Meter meter = this.streamRuleTimeoutMeters.get(streamId);
if (meter == null) {
meter = metricRegistry.meter(MetricRegistry.name(Stream.class, streamId, "ruleTimeouts"));
this.streamRuleTimeoutMeters.put(streamId, meter);
}
return meter;
}
private Meter getStreamFaultsExceededMeter(final String streamId) {
Meter meter = this.streamFaultsExceededMeters.get(streamId);
if (meter == null) {
meter = metricRegistry.meter(MetricRegistry.name(Stream.class, streamId, "faultsExceeded"));
this.streamFaultsExceededMeters.put(streamId, meter);
}
return meter;
}
}