Revert "Treat the stand-alone signed pre-keys table as the source of truth for signed pre-keys"

This reverts commit feb933b4df.
This commit is contained in:
Jon Chambers
2023-12-13 17:22:12 -05:00
committed by Jon Chambers
parent a024949311
commit 3f9edfe597
6 changed files with 77 additions and 84 deletions

View File

@@ -50,6 +50,7 @@ import org.whispersystems.textsecuregcm.entities.PreKeyResponseItem;
import org.whispersystems.textsecuregcm.entities.PreKeySignatureValidator;
import org.whispersystems.textsecuregcm.entities.SetKeysRequest;
import org.whispersystems.textsecuregcm.entities.SignedPreKey;
import org.whispersystems.textsecuregcm.experiment.Experiment;
import org.whispersystems.textsecuregcm.identity.IdentityType;
import org.whispersystems.textsecuregcm.identity.ServiceIdentifier;
import org.whispersystems.textsecuregcm.limits.RateLimiters;
@@ -71,6 +72,7 @@ public class KeysController {
private final RateLimiters rateLimiters;
private final KeysManager keys;
private final AccountsManager accounts;
private final Experiment compareSignedEcPreKeysExperiment = new Experiment("compareSignedEcPreKeys");
private static final String GET_KEYS_COUNTER_NAME = MetricsUtil.name(KeysController.class, "getKeys");
@@ -243,13 +245,20 @@ public class KeysController {
.increment();
final List<PreKeyResponseItem> responseItems = Flux.fromIterable(parseDeviceId(deviceId, target))
.flatMap(device -> Mono.zip(
Mono.just(device),
Mono.fromFuture(() -> keys.getEcSignedPreKey(targetIdentifier.uuid(), device.getId())),
Mono.fromFuture(() -> keys.takeEC(targetIdentifier.uuid(), device.getId())),
Mono.fromFuture(() -> returnPqKey ? keys.takePQ(targetIdentifier.uuid(), device.getId())
: CompletableFuture.<Optional<KEMSignedPreKey>>completedFuture(Optional.empty()))
)).filter(keys -> keys.getT2().isPresent() || keys.getT3().isPresent() || keys.getT4().isPresent())
.flatMap(device -> {
final ECSignedPreKey ecSignedPreKey = device.getSignedPreKey(targetIdentifier.identityType());
compareSignedEcPreKeysExperiment.compareFutureResult(Optional.ofNullable(ecSignedPreKey),
keys.getEcSignedPreKey(targetIdentifier.uuid(), device.getId()));
return Mono.zip(
Mono.just(device),
Mono.just(Optional.ofNullable(ecSignedPreKey)),
Mono.fromFuture(() -> keys.takeEC(targetIdentifier.uuid(), device.getId())),
Mono.fromFuture(() -> returnPqKey ? keys.takePQ(targetIdentifier.uuid(), device.getId())
: CompletableFuture.<Optional<KEMSignedPreKey>>completedFuture(Optional.empty()))
);
}).filter(keys -> keys.getT2().isPresent() || keys.getT3().isPresent() || keys.getT4().isPresent())
.map(deviceAndKeys -> {
final Device device = deviceAndKeys.getT1();
final int registrationId = switch (targetIdentifier.identityType()) {
@@ -270,7 +279,6 @@ public class KeysController {
if (responseItems.isEmpty()) {
throw new WebApplicationException(Response.Status.NOT_FOUND);
}
return new PreKeyResponse(identityKey, responseItems);
}

View File

@@ -41,37 +41,41 @@ class KeysGrpcHelper {
return devices
.filter(Device::isEnabled)
.switchIfEmpty(Mono.error(Status.NOT_FOUND.asException()))
.flatMap(device -> Flux.merge(
Mono.fromFuture(() -> keysManager.takeEC(targetAccount.getIdentifier(identityType), device.getId())),
Mono.fromFuture(() -> keysManager.getEcSignedPreKey(targetAccount.getIdentifier(identityType), device.getId())),
Mono.fromFuture(() -> keysManager.takePQ(targetAccount.getIdentifier(identityType), device.getId())))
.flatMap(Mono::justOrEmpty)
.reduce(GetPreKeysResponse.PreKeyBundle.newBuilder(), (builder, preKey) -> {
if (preKey instanceof ECPreKey ecPreKey) {
builder.setEcOneTimePreKey(EcPreKey.newBuilder()
.setKeyId(ecPreKey.keyId())
.setPublicKey(ByteString.copyFrom(ecPreKey.serializedPublicKey()))
.build());
} else if (preKey instanceof ECSignedPreKey ecSignedPreKey) {
builder.setEcSignedPreKey(EcSignedPreKey.newBuilder()
.setKeyId(ecSignedPreKey.keyId())
.setPublicKey(ByteString.copyFrom(ecSignedPreKey.serializedPublicKey()))
.setSignature(ByteString.copyFrom(ecSignedPreKey.signature()))
.build());
} else if (preKey instanceof KEMSignedPreKey kemSignedPreKey) {
builder.setKemOneTimePreKey(KemSignedPreKey.newBuilder()
.setKeyId(kemSignedPreKey.keyId())
.setPublicKey(ByteString.copyFrom(kemSignedPreKey.serializedPublicKey()))
.setSignature(ByteString.copyFrom(kemSignedPreKey.signature()))
.build());
} else {
throw new AssertionError("Unexpected pre-key type: " + preKey.getClass());
}
.flatMap(device -> {
final ECSignedPreKey ecSignedPreKey = device.getSignedPreKey(identityType);
return builder;
final GetPreKeysResponse.PreKeyBundle.Builder preKeyBundleBuilder = GetPreKeysResponse.PreKeyBundle.newBuilder()
.setEcSignedPreKey(EcSignedPreKey.newBuilder()
.setKeyId(ecSignedPreKey.keyId())
.setPublicKey(ByteString.copyFrom(ecSignedPreKey.serializedPublicKey()))
.setSignature(ByteString.copyFrom(ecSignedPreKey.signature()))
.build());
return Flux.merge(
Mono.fromFuture(() -> keysManager.takeEC(targetAccount.getIdentifier(identityType), device.getId())),
Mono.fromFuture(() -> keysManager.takePQ(targetAccount.getIdentifier(identityType), device.getId())))
.flatMap(Mono::justOrEmpty)
.reduce(preKeyBundleBuilder, (builder, preKey) -> {
if (preKey instanceof ECPreKey ecPreKey) {
builder.setEcOneTimePreKey(EcPreKey.newBuilder()
.setKeyId(ecPreKey.keyId())
.setPublicKey(ByteString.copyFrom(ecPreKey.serializedPublicKey()))
.build());
} else if (preKey instanceof KEMSignedPreKey kemSignedPreKey) {
preKeyBundleBuilder.setKemOneTimePreKey(KemSignedPreKey.newBuilder()
.setKeyId(kemSignedPreKey.keyId())
.setPublicKey(ByteString.copyFrom(kemSignedPreKey.serializedPublicKey()))
.setSignature(ByteString.copyFrom(kemSignedPreKey.signature()))
.build());
} else {
throw new AssertionError("Unexpected pre-key type: " + preKey.getClass());
}
return builder;
})
// Cast device IDs to `int` to match data types in the response objects protobuf definition
.map(builder -> Tuples.of((int) device.getId(), builder.build()));
})
// Cast device IDs to `int` to match data types in the response objects protobuf definition
.map(builder -> Tuples.of((int) device.getId(), builder.build())))
.collectMap(Tuple2::getT1, Tuple2::getT2)
.map(preKeyBundles -> GetPreKeysResponse.newBuilder()
.setIdentityKey(ByteString.copyFrom(targetAccount.getIdentityKey(identityType).serialize()))

View File

@@ -10,7 +10,6 @@ import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import java.util.List;
import java.util.OptionalInt;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
@@ -239,10 +238,6 @@ public class Device {
this.phoneNumberIdentityRegistrationId = phoneNumberIdentityRegistrationId;
}
/**
* @deprecated Please retrieve signed pre-keys via {@link KeysManager#getEcSignedPreKey(UUID, byte)} instead
*/
@Deprecated
public ECSignedPreKey getSignedPreKey(final IdentityType identityType) {
return switch (identityType) {
case ACI -> signedPreKey;