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adjust lettuce metric denial for post-transform name

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This commit is contained in:
Ravi Khadiwala
2023-08-10 17:44:34 -05:00
committed by ravi-signal
parent b6ee074149
commit ed6a2c55eb
2 changed files with 68 additions and 37 deletions
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79
service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsUtil.java
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@@ -6,12 +6,13 @@
package org.whispersystems.textsecuregcm.metrics;
import com.codahale.metrics.SharedMetricRegistries;
import com.google.common.annotations.VisibleForTesting;
import io.dropwizard.setup.Environment;
import io.micrometer.core.instrument.Meter;
import io.micrometer.core.instrument.MeterRegistry;
import io.micrometer.core.instrument.Metrics;
import io.micrometer.core.instrument.Tags;
import io.micrometer.core.instrument.config.MeterFilter;
import io.micrometer.core.instrument.config.MeterFilterReply;
import io.micrometer.core.instrument.distribution.DistributionStatisticConfig;
import io.micrometer.datadog.DatadogMeterRegistry;
import java.util.concurrent.TimeUnit;
@@ -43,47 +44,17 @@ public class MetricsUtil {
public static void configureRegistries(final WhisperServerConfiguration config, final Environment environment) {
SharedMetricRegistries.add(Constants.METRICS_NAME, environment.metrics());
final DistributionStatisticConfig defaultDistributionStatisticConfig = DistributionStatisticConfig.builder()
.percentiles(.75, .95, .99, .999)
.build();
{
final DatadogMeterRegistry datadogMeterRegistry = new DatadogMeterRegistry(
config.getDatadogConfiguration(), io.micrometer.core.instrument.Clock.SYSTEM);
datadogMeterRegistry.config().commonTags(
Tags.of(
"service", "chat",
"host", HostnameUtil.getLocalHostname(),
"version", WhisperServerVersion.getServerVersion(),
"env", config.getDatadogConfiguration().getEnvironment()))
.meterFilter(new MeterFilter() {
@Override
public DistributionStatisticConfig configure(final Meter.Id id, final DistributionStatisticConfig config) {
return defaultDistributionStatisticConfig.merge(config);
}
});
datadogMeterRegistry.config()
// Deny lettuce metrics, but leave command.completions.max
.meterFilter(MeterFilter.deny(id ->
id.getName().startsWith("lettuce") && !id.getName().contains("command.completions.max")
))
// Remove high-cardinality `command` tags from Lettuce metrics and prepend "chat." to meter names
.meterFilter(new MeterFilter() {
@Override
public Meter.Id map(final Meter.Id id) {
if (id.getName().startsWith("lettuce")) {
return id.withName(PREFIX + "." + id.getName())
.replaceTags(id.getTags().stream()
.filter(tag -> !"command".equals(tag.getKey()))
.toList());
}
return MeterFilter.super.map(id);
}
});
Tags.of(
"service", "chat",
"host", HostnameUtil.getLocalHostname(),
"version", WhisperServerVersion.getServerVersion(),
"env", config.getDatadogConfiguration().getEnvironment()));
configureMeterFilters(datadogMeterRegistry.config());
Metrics.addRegistry(datadogMeterRegistry);
}
@@ -91,6 +62,40 @@ public class MetricsUtil {
environment.lifecycle().manage(new ApplicationShutdownMonitor(Metrics.globalRegistry));
}
@VisibleForTesting
static MeterRegistry.Config configureMeterFilters(MeterRegistry.Config config) {
final DistributionStatisticConfig defaultDistributionStatisticConfig = DistributionStatisticConfig.builder()
.percentiles(.75, .95, .99, .999)
.build();
return config
.meterFilter(new MeterFilter() {
@Override
public DistributionStatisticConfig configure(final Meter.Id id, final DistributionStatisticConfig config) {
return defaultDistributionStatisticConfig.merge(config);
}
})
// Remove high-cardinality `command` tags from Lettuce metrics and prepend "chat." to meter names
.meterFilter(new MeterFilter() {
@Override
public Meter.Id map(final Meter.Id id) {
if (id.getName().startsWith("lettuce")) {
return id.withName(PREFIX + "." + id.getName())
.replaceTags(id.getTags().stream()
.filter(tag -> !"command".equals(tag.getKey()))
.toList());
}
return MeterFilter.super.map(id);
}
})
// Deny lettuce metrics, but leave command.completions.max. Note that regardless of configured order, accept
// filters are applied after map filters.
.meterFilter(MeterFilter.deny(id ->
id.getName().startsWith(PREFIX + ".lettuce") && !id.getName().contains("command.completion.max")
));
}
public static void registerSystemResourceMetrics(final Environment environment) {
environment.metrics().register(name(CpuUsageGauge.class, "cpu"), new CpuUsageGauge(3, TimeUnit.SECONDS));
environment.metrics().register(name(FreeMemoryGauge.class, "free_memory"), new FreeMemoryGauge());