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Add distribution of multi-recipient message recipient counts

This commit is contained in:
Chris Eager 2024-07-09 11:04:08 -05:00 committed by Chris Eager
parent b05fbc2102
commit eac75aad03
1 changed files with 12 additions and 1 deletions
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13
service/src/main/java/org/whispersystems/textsecuregcm/providers/MultiRecipientMessageProvider.java
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@ -5,7 +5,11 @@
package org.whispersystems.textsecuregcm.providers;
import static org.whispersystems.textsecuregcm.metrics.MetricsUtil.name;
import io.dropwizard.util.DataSizeUnit;
import io.micrometer.core.instrument.DistributionSummary;
import io.micrometer.core.instrument.Metrics;
import java.io.IOException;
import java.io.InputStream;
import java.lang.annotation.Annotation;
@ -18,9 +22,9 @@ import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.NoContentException;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.Provider;
import org.signal.libsignal.protocol.SealedSenderMultiRecipientMessage;
import org.signal.libsignal.protocol.InvalidMessageException;
import org.signal.libsignal.protocol.InvalidVersionException;
import org.signal.libsignal.protocol.SealedSenderMultiRecipientMessage;
@Provider
@Consumes(MultiRecipientMessageProvider.MEDIA_TYPE)
@ -30,6 +34,11 @@ public class MultiRecipientMessageProvider implements MessageBodyReader<SealedSe
public static final int MAX_RECIPIENT_COUNT = 5000;
public static final int MAX_MESSAGE_SIZE = Math.toIntExact(32 + DataSizeUnit.KIBIBYTES.toBytes(256));
private static final DistributionSummary RECIPIENT_COUNT_DISTRIBUTION = DistributionSummary
.builder(name(MultiRecipientMessageProvider.class, "recipients"))
.publishPercentileHistogram(true)
.register(Metrics.globalRegistry);
@Override
public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return MEDIA_TYPE.equals(mediaType.toString()) && SealedSenderMultiRecipientMessage.class.isAssignableFrom(type);
@ -46,6 +55,8 @@ public class MultiRecipientMessageProvider implements MessageBodyReader<SealedSe
try {
final SealedSenderMultiRecipientMessage message = SealedSenderMultiRecipientMessage.parse(fullMessage);
RECIPIENT_COUNT_DISTRIBUTION.record(message.getRecipients().keySet().size());
if (message.getRecipients().values().stream().anyMatch(r -> message.messageSizeForRecipient(r) > MAX_MESSAGE_SIZE)) {
throw new BadRequestException("message payload too large");
}