Allow experiments to exclude by ACI

This commit is contained in:
Ravi Khadiwala 2024-10-08 13:37:46 -05:00 committed by ravi-signal
parent 93515e5a0f
commit 9d980f36b0
3 changed files with 26 additions and 3 deletions

View File

@ -26,8 +26,8 @@ public class DynamicExperimentEnrollmentConfiguration {
/**
* What percentage of enrolled UUIDs should the experiment be enabled for.
* <p>
* Unlike {@link this#enrollmentPercentage}, this is not stable by UUID. The same UUID may be
* enrolled/unenrolled across calls.
* Unlike {@link this#enrollmentPercentage}, this is not stable by UUID. The same UUID may be enrolled/unenrolled
* across calls.
*/
@JsonProperty
@Valid
@ -49,6 +49,14 @@ public class DynamicExperimentEnrollmentConfiguration {
@NotNull
private final UuidSelector uuidSelector = new UuidSelector();
/**
* UUIDs that the experiment should always be disabled for. This takes precedence over uuidSelector.
*/
@Valid
@NotNull
private final Set<UUID> excludedUuids = Collections.emptySet();
/**
* If the UUID is not enrolled via {@link UuidSelector#uuids}, what is the percentage chance it should be enrolled.
* <p>
@ -67,4 +75,9 @@ public class DynamicExperimentEnrollmentConfiguration {
public UuidSelector getUuidSelector() {
return uuidSelector;
}
public Set<UUID> getExcludedUuids() {
return excludedUuids;
}
}

View File

@ -5,11 +5,11 @@
package org.whispersystems.textsecuregcm.experiment;
import com.google.common.annotations.VisibleForTesting;
import java.util.Optional;
import java.util.Random;
import java.util.UUID;
import java.util.concurrent.ThreadLocalRandom;
import com.google.common.annotations.VisibleForTesting;
import org.whispersystems.textsecuregcm.configuration.dynamic.DynamicConfiguration;
import org.whispersystems.textsecuregcm.configuration.dynamic.DynamicExperimentEnrollmentConfiguration;
import org.whispersystems.textsecuregcm.configuration.dynamic.DynamicPreRegistrationExperimentEnrollmentConfiguration;
@ -47,6 +47,9 @@ public class ExperimentEnrollmentManager {
}
Optional<Boolean> isAccountEnrolled(final UUID accountUuid, DynamicExperimentEnrollmentConfiguration config) {
if (config.getExcludedUuids().contains(accountUuid)) {
return Optional.of(false);
}
if (config.getUuidSelector().getUuids().contains(accountUuid)) {
final int r = random.nextInt(100);
return Optional.of(r < config.getUuidSelector().getUuidEnrollmentPercentage());

View File

@ -45,6 +45,7 @@ class ExperimentEnrollmentManagerTest {
private Random random;
private static final UUID ACCOUNT_UUID = UUID.randomUUID();
private static final UUID EXCLUDED_UUID = UUID.randomUUID();
private static final String UUID_EXPERIMENT_NAME = "uuid_test";
private static final String E164_AND_UUID_EXPERIMENT_NAME = "e164_uuid_test";
@ -98,6 +99,12 @@ class ExperimentEnrollmentManagerTest {
when(experimentEnrollmentConfiguration.getEnrollmentPercentage()).thenReturn(100);
assertTrue(experimentEnrollmentManager.isEnrolled(account.getUuid(), UUID_EXPERIMENT_NAME));
when(experimentEnrollmentConfiguration.getExcludedUuids()).thenReturn(Set.of(EXCLUDED_UUID));
when(experimentEnrollmentConfiguration.getEnrollmentPercentage()).thenReturn(100);
when(uuidSelector.getUuidEnrollmentPercentage()).thenReturn(100);
when(uuidSelector.getUuids()).thenReturn(Set.of(EXCLUDED_UUID));
assertFalse(experimentEnrollmentManager.isEnrolled(EXCLUDED_UUID, UUID_EXPERIMENT_NAME));
}
@Test