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Retire PushLatencyManager

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This commit is contained in:
Jon Chambers
2024-07-17 11:05:08 -04:00
committed by Jon Chambers
parent 4f10014902
commit 37369929f3
8 changed files with 12 additions and 252 deletions
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11
service/src/main/java/org/whispersystems/textsecuregcm/WhisperServerService.java
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@@ -189,7 +189,6 @@ import org.whispersystems.textsecuregcm.push.ClientPresenceManager;
import org.whispersystems.textsecuregcm.push.FcmSender;
import org.whispersystems.textsecuregcm.push.MessageSender;
import org.whispersystems.textsecuregcm.push.ProvisioningManager;
import org.whispersystems.textsecuregcm.push.PushLatencyManager;
import org.whispersystems.textsecuregcm.push.PushNotificationManager;
import org.whispersystems.textsecuregcm.push.ReceiptSender;
import org.whispersystems.textsecuregcm.redis.ConnectionEventLogger;
@@ -596,7 +595,6 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
recurringJobExecutor,
config.getClientReleaseConfiguration().refreshInterval(),
Clock.systemUTC());
PushLatencyManager pushLatencyManager = new PushLatencyManager(metricsCluster, clientReleaseManager);
ReportMessageManager reportMessageManager = new ReportMessageManager(reportMessageDynamoDb, rateLimitersCluster,
config.getReportMessageConfiguration().getCounterTtl());
MessagesManager messagesManager = new MessagesManager(messagesDynamoDb, messagesCache, reportMessageManager,
@@ -616,8 +614,8 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
FcmSender fcmSender = new FcmSender(fcmSenderExecutor, config.getFcmConfiguration().credentials().value());
ApnPushNotificationScheduler apnPushNotificationScheduler = new ApnPushNotificationScheduler(pushSchedulerCluster,
apnSender, accountsManager, 0);
PushNotificationManager pushNotificationManager = new PushNotificationManager(accountsManager, apnSender, fcmSender,
apnPushNotificationScheduler, pushLatencyManager);
PushNotificationManager pushNotificationManager =
new PushNotificationManager(accountsManager, apnSender, fcmSender, apnPushNotificationScheduler);
RateLimiters rateLimiters = RateLimiters.createAndValidate(config.getLimitsConfiguration(),
dynamicConfigurationManager, rateLimitersCluster);
ProvisioningManager provisioningManager = new ProvisioningManager(
@@ -649,9 +647,8 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
final AccountAuthenticator accountAuthenticator = new AccountAuthenticator(accountsManager);
final MessageSender messageSender = new MessageSender(clientPresenceManager, messagesManager,
pushNotificationManager,
pushLatencyManager);
final MessageSender messageSender =
new MessageSender(clientPresenceManager, messagesManager, pushNotificationManager);
final ReceiptSender receiptSender = new ReceiptSender(accountsManager, messageSender, receiptSenderExecutor);
final TurnTokenGenerator turnTokenGenerator = new TurnTokenGenerator(dynamicConfigurationManager,
config.getTurnConfiguration().secret().value());

6
service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsUtil.java
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@@ -19,12 +19,9 @@ import io.micrometer.core.instrument.binder.system.ProcessorMetrics;
import io.micrometer.core.instrument.config.MeterFilter;
import io.micrometer.core.instrument.distribution.DistributionStatisticConfig;
import io.micrometer.statsd.StatsdMeterRegistry;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.whispersystems.textsecuregcm.WhisperServerConfiguration;
import org.whispersystems.textsecuregcm.WhisperServerVersion;
import org.whispersystems.textsecuregcm.configuration.dynamic.DynamicConfiguration;
import org.whispersystems.textsecuregcm.push.PushLatencyManager;
import org.whispersystems.textsecuregcm.storage.DynamicConfigurationManager;
import org.whispersystems.textsecuregcm.util.Constants;
@@ -34,8 +31,6 @@ public class MetricsUtil {
private static volatile boolean registeredMetrics = false;
private static final Logger log = LoggerFactory.getLogger(MetricsUtil.class);
/**
* Returns a dot-separated ('.') name for the given class and name parts
*/
@@ -113,7 +108,6 @@ public class MetricsUtil {
return MeterFilter.super.map(id);
}
})
.meterFilter(MeterFilter.denyNameStartsWith(PushLatencyManager.TIMER_NAME + ".percentile"))
.meterFilter(MeterFilter.denyNameStartsWith(MessageMetrics.DELIVERY_LATENCY_TIMER_NAME + ".percentile"));
}

15
service/src/main/java/org/whispersystems/textsecuregcm/push/MessageSender.java
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@@ -8,8 +8,6 @@ import static com.codahale.metrics.MetricRegistry.name;
import static org.whispersystems.textsecuregcm.entities.MessageProtos.Envelope;
import io.micrometer.core.instrument.Metrics;
import org.apache.commons.lang3.StringUtils;
import org.whispersystems.textsecuregcm.redis.RedisOperation;
import org.whispersystems.textsecuregcm.storage.Account;
import org.whispersystems.textsecuregcm.storage.Device;
import org.whispersystems.textsecuregcm.storage.MessagesManager;
@@ -32,7 +30,6 @@ public class MessageSender {
private final ClientPresenceManager clientPresenceManager;
private final MessagesManager messagesManager;
private final PushNotificationManager pushNotificationManager;
private final PushLatencyManager pushLatencyManager;
private static final String SEND_COUNTER_NAME = name(MessageSender.class, "sendMessage");
private static final String CHANNEL_TAG_NAME = "channel";
@@ -42,14 +39,13 @@ public class MessageSender {
private static final String STORY_TAG_NAME = "story";
private static final String SEALED_SENDER_TAG_NAME = "sealedSender";
public MessageSender(ClientPresenceManager clientPresenceManager,
MessagesManager messagesManager,
PushNotificationManager pushNotificationManager,
PushLatencyManager pushLatencyManager) {
public MessageSender(final ClientPresenceManager clientPresenceManager,
final MessagesManager messagesManager,
final PushNotificationManager pushNotificationManager) {
this.clientPresenceManager = clientPresenceManager;
this.messagesManager = messagesManager;
this.pushNotificationManager = pushNotificationManager;
this.pushLatencyManager = pushLatencyManager;
}
public void sendMessage(final Account account, final Device device, final Envelope message, final boolean online) {
@@ -85,9 +81,6 @@ public class MessageSender {
if (!clientPresent) {
try {
pushNotificationManager.sendNewMessageNotification(account, device.getId(), message.getUrgent());
final boolean useVoip = StringUtils.isNotBlank(device.getVoipApnId());
RedisOperation.unchecked(() -> pushLatencyManager.recordPushSent(account.getUuid(), device.getId(), useVoip, message.getUrgent()));
} catch (final NotPushRegisteredException ignored) {
}
}

147
service/src/main/java/org/whispersystems/textsecuregcm/push/PushLatencyManager.java
View File

@@ -1,147 +0,0 @@
/*
* Copyright 2013 Signal Messenger, LLC
* SPDX-License-Identifier: AGPL-3.0-only
*/
package org.whispersystems.textsecuregcm.push;
import com.codahale.metrics.MetricRegistry;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.google.common.annotations.VisibleForTesting;
import io.lettuce.core.SetArgs;
import io.micrometer.core.instrument.Metrics;
import io.micrometer.core.instrument.Tag;
import io.micrometer.core.instrument.Timer;
import java.time.Clock;
import java.time.Duration;
import java.time.Instant;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.whispersystems.textsecuregcm.metrics.UserAgentTagUtil;
import org.whispersystems.textsecuregcm.redis.FaultTolerantRedisCluster;
import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
import org.whispersystems.textsecuregcm.util.SystemMapper;
/**
* Measures and records the latency between sending a push notification to a device and that device draining its queue
* of messages.
* <p/>
* When the server sends a push notification to a device, the push latency manager creates a Redis key/value pair
* mapping the current timestamp to the given device if such a mapping doesn't already exist. When a client connects and
* clears its message queue, the push latency manager gets and clears the time of the initial push notification to that
* device and records the time elapsed since the push notification timestamp as a latency observation.
*/
public class PushLatencyManager {
private final FaultTolerantRedisCluster redisCluster;
private final ClientReleaseManager clientReleaseManager;
private final Clock clock;
public static final String TIMER_NAME = MetricRegistry.name(PushLatencyManager.class, "latency");
private static final int TTL = (int) Duration.ofDays(1).toSeconds();
private static final Logger log = LoggerFactory.getLogger(PushLatencyManager.class);
@VisibleForTesting
enum PushType {
STANDARD,
VOIP
}
record PushRecord(Instant timestamp, PushType pushType, Optional<Boolean> urgent) {
}
public PushLatencyManager(final FaultTolerantRedisCluster redisCluster,
final ClientReleaseManager clientReleaseManager) {
this(redisCluster, clientReleaseManager, Clock.systemUTC());
}
@VisibleForTesting
PushLatencyManager(final FaultTolerantRedisCluster redisCluster,
final ClientReleaseManager clientReleaseManager,
final Clock clock) {
this.redisCluster = redisCluster;
this.clientReleaseManager = clientReleaseManager;
this.clock = clock;
}
void recordPushSent(final UUID accountUuid, final byte deviceId, final boolean isVoip, final boolean isUrgent) {
try {
final String recordJson = SystemMapper.jsonMapper().writeValueAsString(
new PushRecord(Instant.now(clock), isVoip ? PushType.VOIP : PushType.STANDARD, Optional.of(isUrgent)));
redisCluster.useCluster(connection ->
connection.async().set(getFirstUnacknowledgedPushKey(accountUuid, deviceId),
recordJson,
SetArgs.Builder.nx().ex(TTL)));
} catch (final JsonProcessingException e) {
// This should never happen
log.error("Failed to write push latency record JSON", e);
}
}
void recordQueueRead(final UUID accountUuid, final byte deviceId, final String userAgentString) {
takePushRecord(accountUuid, deviceId).thenAccept(pushRecord -> {
if (pushRecord != null) {
final Duration latency = Duration.between(pushRecord.timestamp(), Instant.now());
final List<Tag> tags = new ArrayList<>(3);
tags.add(UserAgentTagUtil.getPlatformTag(userAgentString));
tags.add(Tag.of("pushType", pushRecord.pushType().name().toLowerCase()));
UserAgentTagUtil.getClientVersionTag(userAgentString, clientReleaseManager)
.ifPresent(tags::add);
pushRecord.urgent().ifPresent(urgent -> tags.add(Tag.of("urgent", String.valueOf(urgent))));
Timer.builder(TIMER_NAME)
.publishPercentileHistogram(true)
.tags(tags)
.register(Metrics.globalRegistry)
.record(latency);
}
});
}
@VisibleForTesting
CompletableFuture<PushRecord> takePushRecord(final UUID accountUuid, final byte deviceId) {
final String key = getFirstUnacknowledgedPushKey(accountUuid, deviceId);
return redisCluster.withCluster(connection -> {
final CompletableFuture<PushRecord> getFuture = connection.async().get(key).toCompletableFuture()
.thenApply(recordJson -> {
if (StringUtils.isNotEmpty(recordJson)) {
try {
return SystemMapper.jsonMapper().readValue(recordJson, PushRecord.class);
} catch (JsonProcessingException e) {
return null;
}
} else {
return null;
}
});
getFuture.whenComplete((record, cause) -> {
if (cause == null) {
connection.async().del(key);
}
});
return getFuture;
});
}
private static String getFirstUnacknowledgedPushKey(final UUID accountUuid, final byte deviceId) {
return "push_latency::v2::" + accountUuid.toString() + "::" + deviceId;
}
}

6
service/src/main/java/org/whispersystems/textsecuregcm/push/PushNotificationManager.java
View File

@@ -29,7 +29,6 @@ public class PushNotificationManager {
private final APNSender apnSender;
private final FcmSender fcmSender;
private final ApnPushNotificationScheduler apnPushNotificationScheduler;
private final PushLatencyManager pushLatencyManager;
private static final String SENT_NOTIFICATION_COUNTER_NAME = name(PushNotificationManager.class, "sentPushNotification");
private static final String FAILED_NOTIFICATION_COUNTER_NAME = name(PushNotificationManager.class, "failedPushNotification");
@@ -40,14 +39,12 @@ public class PushNotificationManager {
public PushNotificationManager(final AccountsManager accountsManager,
final APNSender apnSender,
final FcmSender fcmSender,
final ApnPushNotificationScheduler apnPushNotificationScheduler,
final PushLatencyManager pushLatencyManager) {
final ApnPushNotificationScheduler apnPushNotificationScheduler) {
this.accountsManager = accountsManager;
this.apnSender = apnSender;
this.fcmSender = fcmSender;
this.apnPushNotificationScheduler = apnPushNotificationScheduler;
this.pushLatencyManager = pushLatencyManager;
}
public CompletableFuture<Optional<SendPushNotificationResult>> sendNewMessageNotification(final Account destination, final byte destinationDeviceId, final boolean urgent) throws NotPushRegisteredException {
@@ -85,7 +82,6 @@ public class PushNotificationManager {
}
public void handleMessagesRetrieved(final Account account, final Device device, final String userAgent) {
RedisOperation.unchecked(() -> pushLatencyManager.recordQueueRead(account.getUuid(), device.getId(), userAgent));
apnPushNotificationScheduler.cancelScheduledNotifications(account, device).whenComplete(logErrors());
}