Don't track IPv4/IPv6 metrics at the application level

We can measure this at the infrastructure level without observing IPs directly.
This commit is contained in:
Jon Chambers 2023-11-15 17:18:54 -05:00 committed by GitHub
parent 1ac0140666
commit ce60f13320
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 0 additions and 33 deletions

View File

@ -8,20 +8,14 @@ package org.whispersystems.textsecuregcm.filters;
import static com.codahale.metrics.MetricRegistry.name;
import static java.util.Objects.requireNonNull;
import com.google.common.net.HttpHeaders;
import com.google.common.net.InetAddresses;
import io.micrometer.core.instrument.Metrics;
import java.io.IOException;
import java.net.Inet4Address;
import java.net.Inet6Address;
import java.net.InetAddress;
import javax.annotation.Nonnull;
import javax.ws.rs.container.ContainerRequestContext;
import javax.ws.rs.container.ContainerRequestFilter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.whispersystems.textsecuregcm.metrics.TrafficSource;
import org.whispersystems.textsecuregcm.util.HeaderUtils;
public class RequestStatisticsFilter implements ContainerRequestFilter {
@ -29,12 +23,8 @@ public class RequestStatisticsFilter implements ContainerRequestFilter {
private static final String CONTENT_LENGTH_DISTRIBUTION_NAME = name(RequestStatisticsFilter.class, "contentLength");
private static final String IP_VERSION_METRIC = name(RequestStatisticsFilter.class, "ipVersion");
private static final String TRAFFIC_SOURCE_TAG = "trafficSource";
private static final String IP_VERSION_TAG = "ipVersion";
@Nonnull
private final String trafficSourceTag;
@ -48,31 +38,8 @@ public class RequestStatisticsFilter implements ContainerRequestFilter {
try {
Metrics.summary(CONTENT_LENGTH_DISTRIBUTION_NAME, TRAFFIC_SOURCE_TAG, trafficSourceTag)
.record(requestContext.getLength());
Metrics.counter(IP_VERSION_METRIC, TRAFFIC_SOURCE_TAG, trafficSourceTag, IP_VERSION_TAG, resolveIpVersion(requestContext))
.increment();
} catch (final Exception e) {
logger.warn("Error recording request statistics", e);
}
}
@Nonnull
private static String resolveIpVersion(@Nonnull final ContainerRequestContext ctx) {
return HeaderUtils.getMostRecentProxy(ctx.getHeaderString(HttpHeaders.X_FORWARDED_FOR))
.map(ipString -> {
try {
//noinspection UnstableApiUsage
final InetAddress addr = InetAddresses.forString(ipString);
if (addr instanceof Inet4Address) {
return "IPv4";
}
if (addr instanceof Inet6Address) {
return "IPv6";
}
} catch (IllegalArgumentException e) {
// ignore illegal argument exception
}
return null;
})
.orElse("unresolved");
}
}