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Add a device capability for sparse post-quantum ratchet (SPQR)

This commit is contained in:
Jon Chambers 2025-06-09 14:18:49 -04:00 committed by ravi-signal
parent ca6e5fb0a8
commit 5fc6bdd478
4 changed files with 15 additions and 2 deletions
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2
service/src/main/java/org/whispersystems/textsecuregcm/grpc/DeviceCapabilityUtil.java
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@ -20,6 +20,7 @@ public class DeviceCapabilityUtil {
case DEVICE_CAPABILITY_DELETE_SYNC -> DeviceCapability.DELETE_SYNC;
case DEVICE_CAPABILITY_STORAGE_SERVICE_RECORD_KEY_ROTATION -> DeviceCapability.STORAGE_SERVICE_RECORD_KEY_ROTATION;
case DEVICE_CAPABILITY_ATTACHMENT_BACKFILL -> DeviceCapability.ATTACHMENT_BACKFILL;
case DEVICE_CAPABILITY_SPARSE_POST_QUANTUM_RATCHET -> DeviceCapability.SPARSE_POST_QUANTUM_RATCHET;
case DEVICE_CAPABILITY_UNSPECIFIED, UNRECOGNIZED -> throw Status.INVALID_ARGUMENT.withDescription("Unrecognized device capability").asRuntimeException();
};
}
@ -31,6 +32,7 @@ public class DeviceCapabilityUtil {
case DELETE_SYNC -> org.signal.chat.common.DeviceCapability.DEVICE_CAPABILITY_DELETE_SYNC;
case STORAGE_SERVICE_RECORD_KEY_ROTATION -> org.signal.chat.common.DeviceCapability.DEVICE_CAPABILITY_STORAGE_SERVICE_RECORD_KEY_ROTATION;
case ATTACHMENT_BACKFILL -> org.signal.chat.common.DeviceCapability.DEVICE_CAPABILITY_ATTACHMENT_BACKFILL;
case SPARSE_POST_QUANTUM_RATCHET -> org.signal.chat.common.DeviceCapability.DEVICE_CAPABILITY_SPARSE_POST_QUANTUM_RATCHET;
};
}
}

3
service/src/main/java/org/whispersystems/textsecuregcm/storage/DeviceCapability.java
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@ -12,7 +12,8 @@ public enum DeviceCapability {
TRANSFER("transfer", AccountCapabilityMode.PRIMARY_DEVICE, false, false),
DELETE_SYNC("deleteSync", AccountCapabilityMode.ALL_DEVICES, true, true),
STORAGE_SERVICE_RECORD_KEY_ROTATION("ssre2", AccountCapabilityMode.ALL_DEVICES, true, true),
ATTACHMENT_BACKFILL("attachmentBackfill", AccountCapabilityMode.PRIMARY_DEVICE, false, true);
ATTACHMENT_BACKFILL("attachmentBackfill", AccountCapabilityMode.PRIMARY_DEVICE, false, true),
SPARSE_POST_QUANTUM_RATCHET("spqr", AccountCapabilityMode.ALL_DEVICES, true, true);
public enum AccountCapabilityMode {
/**

1
service/src/main/proto/org/signal/chat/common.proto
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@ -101,6 +101,7 @@ enum DeviceCapability {
reserved 4;
DEVICE_CAPABILITY_STORAGE_SERVICE_RECORD_KEY_ROTATION = 5;
DEVICE_CAPABILITY_ATTACHMENT_BACKFILL = 6;
DEVICE_CAPABILITY_SPARSE_POST_QUANTUM_RATCHET = 7;
}
message ZkCredential {

11
service/src/test/java/org/whispersystems/textsecuregcm/grpc/DevicesGrpcServiceTest.java
View File

@ -435,7 +435,8 @@ class DevicesGrpcServiceTest extends SimpleBaseGrpcTest<DevicesGrpcService, Devi
@CartesianTest.Values(booleans = {true, false}) final boolean storage,
@CartesianTest.Values(booleans = {true, false}) final boolean transfer,
@CartesianTest.Values(booleans = {true, false}) final boolean deleteSync,
@CartesianTest.Values(booleans = {true, false}) final boolean attachmentBackfill) {
@CartesianTest.Values(booleans = {true, false}) final boolean attachmentBackfill,
@CartesianTest.Values(booleans = {true, false}) final boolean spqr) {
mockAuthenticationInterceptor().setAuthenticatedDevice(AUTHENTICATED_ACI, deviceId);
@ -460,6 +461,10 @@ class DevicesGrpcServiceTest extends SimpleBaseGrpcTest<DevicesGrpcService, Devi
requestBuilder.addCapabilities(org.signal.chat.common.DeviceCapability.DEVICE_CAPABILITY_ATTACHMENT_BACKFILL);
}
if (spqr) {
requestBuilder.addCapabilities(org.signal.chat.common.DeviceCapability.DEVICE_CAPABILITY_SPARSE_POST_QUANTUM_RATCHET);
}
final SetCapabilitiesResponse ignored = authenticatedServiceStub().setCapabilities(requestBuilder.build());
final Set<DeviceCapability> expectedCapabilities = new HashSet<>();
@ -480,6 +485,10 @@ class DevicesGrpcServiceTest extends SimpleBaseGrpcTest<DevicesGrpcService, Devi
expectedCapabilities.add(DeviceCapability.ATTACHMENT_BACKFILL);
}
if (spqr) {
expectedCapabilities.add(DeviceCapability.SPARSE_POST_QUANTUM_RATCHET);
}
verify(device).setCapabilities(expectedCapabilities);
}
}