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Add experiment to coalesce android notifications

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This commit is contained in:
Ravi Khadiwala
2025-05-07 12:57:33 -05:00
committed by ravi-signal
parent 703a05cb15
commit 847b25f695
4 changed files with 57 additions and 22 deletions
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2
service/src/main/java/org/whispersystems/textsecuregcm/WhisperServerService.java
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@@ -647,7 +647,7 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
PushNotificationScheduler pushNotificationScheduler = new PushNotificationScheduler(pushSchedulerCluster,
apnSender, fcmSender, accountsManager, 0, 0);
PushNotificationManager pushNotificationManager =
new PushNotificationManager(accountsManager, apnSender, fcmSender, pushNotificationScheduler);
new PushNotificationManager(accountsManager, apnSender, fcmSender, pushNotificationScheduler, experimentEnrollmentManager);
WebSocketConnectionEventManager webSocketConnectionEventManager =
new WebSocketConnectionEventManager(accountsManager, pushNotificationManager, messagesCluster, clientEventExecutor, asyncOperationQueueingExecutor);
RateLimiters rateLimiters = RateLimiters.createAndValidate(config.getLimitsConfiguration(),

24
service/src/main/java/org/whispersystems/textsecuregcm/push/PushNotificationManager.java
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@@ -17,6 +17,7 @@ import java.util.function.BiConsumer;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.whispersystems.textsecuregcm.experiment.ExperimentEnrollmentManager;
import org.whispersystems.textsecuregcm.storage.Account;
import org.whispersystems.textsecuregcm.storage.AccountsManager;
import org.whispersystems.textsecuregcm.storage.Device;
@@ -28,6 +29,9 @@ public class PushNotificationManager {
private final APNSender apnSender;
private final FcmSender fcmSender;
private final PushNotificationScheduler pushNotificationScheduler;
private final ExperimentEnrollmentManager experimentEnrollmentManager;
private static final String SCHEDULE_LOW_URGENCY_FCM_PUSH_EXPERIMENT = "scheduleLowUregencyFcmPush";
private static final String SENT_NOTIFICATION_COUNTER_NAME = name(PushNotificationManager.class, "sentPushNotification");
private static final String FAILED_NOTIFICATION_COUNTER_NAME = name(PushNotificationManager.class, "failedPushNotification");
@@ -38,12 +42,14 @@ public class PushNotificationManager {
public PushNotificationManager(final AccountsManager accountsManager,
final APNSender apnSender,
final FcmSender fcmSender,
final PushNotificationScheduler pushNotificationScheduler) {
final PushNotificationScheduler pushNotificationScheduler,
final ExperimentEnrollmentManager experimentEnrollmentManager) {
this.accountsManager = accountsManager;
this.apnSender = apnSender;
this.fcmSender = fcmSender;
this.pushNotificationScheduler = pushNotificationScheduler;
this.experimentEnrollmentManager = experimentEnrollmentManager;
}
public CompletableFuture<Optional<SendPushNotificationResult>> sendNewMessageNotification(final Account destination, final byte destinationDeviceId, final boolean urgent) throws NotPushRegisteredException {
@@ -101,9 +107,9 @@ public class PushNotificationManager {
@VisibleForTesting
CompletableFuture<Optional<SendPushNotificationResult>> sendNotification(final PushNotification pushNotification) {
if (pushNotification.tokenType() == PushNotification.TokenType.APN && !pushNotification.urgent()) {
// APNs imposes a per-device limit on background push notifications; schedule a notification for some time in the
// future (possibly even now!) rather than sending a notification directly
if (shouldScheduleNotification(pushNotification)) {
// Schedule a notification for some time in the future (possibly even now!) rather than sending a notification
// directly
return pushNotificationScheduler
.scheduleBackgroundNotification(pushNotification.tokenType(), pushNotification.destination(), pushNotification.destinationDevice())
.whenComplete(logErrors())
@@ -150,6 +156,16 @@ public class PushNotificationManager {
.thenApply(Optional::of);
}
private boolean shouldScheduleNotification(final PushNotification pushNotification) {
return !pushNotification.urgent() && switch (pushNotification.tokenType()) {
// APNs imposes a per-device limit on background push notifications
case APN -> true;
case FCM -> experimentEnrollmentManager.isEnrolled(
pushNotification.destination().getUuid(),
SCHEDULE_LOW_URGENCY_FCM_PUSH_EXPERIMENT);
};
}
private static <T> BiConsumer<T, Throwable> logErrors() {
return (ignored, throwable) -> {
if (throwable != null) {

7
service/src/main/java/org/whispersystems/textsecuregcm/workers/CommandDependencies.java
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@@ -33,6 +33,7 @@ import org.whispersystems.textsecuregcm.backup.Cdn3RemoteStorageManager;
import org.whispersystems.textsecuregcm.configuration.dynamic.DynamicConfiguration;
import org.whispersystems.textsecuregcm.controllers.SecureStorageController;
import org.whispersystems.textsecuregcm.controllers.SecureValueRecovery2Controller;
import org.whispersystems.textsecuregcm.experiment.ExperimentEnrollmentManager;
import org.whispersystems.textsecuregcm.experiment.PushNotificationExperimentSamples;
import org.whispersystems.textsecuregcm.limits.RateLimiters;
import org.whispersystems.textsecuregcm.metrics.MicrometerAwsSdkMetricPublisher;
@@ -113,6 +114,8 @@ record CommandDependencies(
new DynamicConfigurationManager<>(
configuration.getDynamicConfig().build(awsCredentialsProvider, dynamicConfigurationExecutor), DynamicConfiguration.class);
dynamicConfigurationManager.start();
final ExperimentEnrollmentManager experimentEnrollmentManager =
new ExperimentEnrollmentManager(dynamicConfigurationManager);
final ClientResources.Builder redisClientResourcesBuilder = ClientResources.builder();
@@ -271,8 +274,8 @@ record CommandDependencies(
FcmSender fcmSender = new FcmSender(fcmSenderExecutor, configuration.getFcmConfiguration().credentials().value());
PushNotificationScheduler pushNotificationScheduler = new PushNotificationScheduler(pushSchedulerCluster,
apnSender, fcmSender, accountsManager, 0, 0);
PushNotificationManager pushNotificationManager =
new PushNotificationManager(accountsManager, apnSender, fcmSender, pushNotificationScheduler);
PushNotificationManager pushNotificationManager = new PushNotificationManager(accountsManager,
apnSender, fcmSender, pushNotificationScheduler, experimentEnrollmentManager);
PushNotificationExperimentSamples pushNotificationExperimentSamples =
new PushNotificationExperimentSamples(dynamoDbAsyncClient,
configuration.getDynamoDbTables().getPushNotificationExperimentSamples().getTableName(),