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Match iOS protobuf

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This commit is contained in:
Niels Andriesse 2021-04-26 11:06:00 +10:00
parent 676c307412
commit 25307068e8
10 changed files with 459 additions and 14055 deletions
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80
libsession/src/main/java/org/session/libsession/messaging/sending_receiving/MessageReceiverHandler.kt
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@ -233,13 +233,11 @@ fun MessageReceiver.handleVisibleMessage(message: VisibleMessage, proto: SignalS
private fun MessageReceiver.handleClosedGroupControlMessage(message: ClosedGroupControlMessage) {
when (message.kind!!) {
is ClosedGroupControlMessage.Kind.New -> handleNewClosedGroup(message)
is ClosedGroupControlMessage.Kind.Update -> handleClosedGroupUpdated(message)
is ClosedGroupControlMessage.Kind.EncryptionKeyPair -> handleClosedGroupEncryptionKeyPair(message)
is ClosedGroupControlMessage.Kind.NameChange -> handleClosedGroupNameChanged(message)
is ClosedGroupControlMessage.Kind.MembersAdded -> handleClosedGroupMembersAdded(message)
is ClosedGroupControlMessage.Kind.MembersRemoved -> handleClosedGroupMembersRemoved(message)
is ClosedGroupControlMessage.Kind.MemberLeft -> handleClosedGroupMemberLeft(message)
is ClosedGroupControlMessage.Kind.EncryptionKeyPairRequest -> handleClosedGroupEncryptionKeyPairRequest(message)
}
}
@ -283,59 +281,6 @@ private fun handleNewClosedGroup(sender: String, sentTimestamp: Long, groupPubli
PushNotificationAPI.performOperation(PushNotificationAPI.ClosedGroupOperation.Subscribe, groupPublicKey, storage.getUserPublicKey()!!)
}
private fun MessageReceiver.handleClosedGroupUpdated(message: ClosedGroupControlMessage) {
// Prepare
val context = MessagingConfiguration.shared.context
val storage = MessagingConfiguration.shared.storage
val senderPublicKey = message.sender ?: return
val kind = message.kind!! as? ClosedGroupControlMessage.Kind.Update ?: return
val groupPublicKey = message.groupPublicKey ?: return
val userPublicKey = storage.getUserPublicKey()!!
// Unwrap the message
val name = kind.name
val members = kind.members.map { it.toByteArray().toHexString() }
val groupID = GroupUtil.doubleEncodeGroupID(groupPublicKey)
val group = storage.getGroup(groupID) ?: run {
Log.d("Loki", "Ignoring closed group info message for nonexistent group.")
return
}
if (!group.isActive) {
Log.d("Loki", "Ignoring closed group info message for inactive group")
return
}
val oldMembers = group.members.map { it.serialize() }
// Check common group update logic
if (!isValidGroupUpdate(group, message.sentTimestamp!!, senderPublicKey)) {
return
}
// Check that the admin wasn't removed unless the group was destroyed entirely
if (!members.contains(group.admins.first().toString()) && members.isNotEmpty()) {
android.util.Log.d("Loki", "Ignoring invalid closed group update message.")
return
}
// Remove the group from the user's set of public keys to poll for if the current user was removed
val wasCurrentUserRemoved = !members.contains(userPublicKey)
if (wasCurrentUserRemoved) {
disableLocalGroupAndUnsubscribe(groupPublicKey, groupID, userPublicKey)
}
// Generate and distribute a new encryption key pair if needed
val wasAnyUserRemoved = (members.toSet().intersect(oldMembers) != oldMembers.toSet())
val isCurrentUserAdmin = group.admins.map { it.toString() }.contains(userPublicKey)
if (wasAnyUserRemoved && isCurrentUserAdmin) {
MessageSender.generateAndSendNewEncryptionKeyPair(groupPublicKey, members)
}
// Update the group
storage.updateTitle(groupID, name)
if (!wasCurrentUserRemoved) {
// The call below sets isActive to true, so if the user is leaving we have to use groupDB.remove(...) instead
storage.updateMembers(groupID, members.map { Address.fromSerialized(it) })
}
// Notify the user
val wasSenderRemoved = !members.contains(senderPublicKey)
val type = if (wasSenderRemoved) SignalServiceGroup.Type.QUIT else SignalServiceGroup.Type.MEMBER_REMOVED
storage.insertIncomingInfoMessage(context, senderPublicKey, groupID, type, name, members, group.admins.map { it.toString() }, message.sentTimestamp!!)
}
private fun MessageReceiver.handleClosedGroupEncryptionKeyPair(message: ClosedGroupControlMessage) {
// Prepare
val storage = MessagingConfiguration.shared.storage
@ -565,31 +510,6 @@ private fun MessageReceiver.handleClosedGroupMemberLeft(message: ClosedGroupCont
}
}
private fun MessageReceiver.handleClosedGroupEncryptionKeyPairRequest(message: ClosedGroupControlMessage) {
val storage = MessagingConfiguration.shared.storage
val senderPublicKey = message.sender ?: return
val userPublicKey = storage.getUserPublicKey()!!
if (message.kind!! !is ClosedGroupControlMessage.Kind.EncryptionKeyPairRequest) return
if (senderPublicKey == userPublicKey) {
Log.d("Loki", "Ignoring invalid closed group update.")
return
}
val groupPublicKey = message.groupPublicKey ?: return
val groupID = GroupUtil.doubleEncodeGroupID(groupPublicKey)
val group = storage.getGroup(groupID) ?: run {
Log.d("Loki", "Ignoring closed group info message for nonexistent group.")
return
}
if (!isValidGroupUpdate(group, message.sentTimestamp!!, senderPublicKey)) { return }
val encryptionKeyPair = pendingKeyPair[groupPublicKey]?.orNull()
?: storage.getLatestClosedGroupEncryptionKeyPair(groupPublicKey)
if (encryptionKeyPair == null) {
Log.d("Loki", "Couldn't get encryption key pair for closed group.")
} else {
MessageSender.sendEncryptionKeyPair(groupPublicKey, encryptionKeyPair, setOf(senderPublicKey), targetUser = senderPublicKey, force = false)
}
}
private fun isValidGroupUpdate(group: GroupRecord,
sentTimestamp: Long,
senderPublicKey: String): Boolean {

4
libsession/src/main/java/org/session/libsession/messaging/sending_receiving/MessageSender.kt
View File

@ -135,11 +135,11 @@ object MessageSender {
val senderPublicKey: String
when (destination) {
is Destination.Contact -> {
kind = SignalServiceProtos.Envelope.Type.UNIDENTIFIED_SENDER
kind = SignalServiceProtos.Envelope.Type.SESSION_MESSAGE
senderPublicKey = ""
}
is Destination.ClosedGroup -> {
kind = SignalServiceProtos.Envelope.Type.CLOSED_GROUP_CIPHERTEXT
kind = SignalServiceProtos.Envelope.Type.CLOSED_GROUP_MESSAGE
senderPublicKey = destination.groupPublicKey
}
is Destination.OpenGroup -> throw Error.PreconditionFailure("Destination should not be open groups!")

17
libsession/src/main/java/org/session/libsession/messaging/sending_receiving/MessageSenderClosedGroup.kt
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@ -278,23 +278,6 @@ fun MessageSender.sendEncryptionKeyPair(groupPublicKey: String, newKeyPair: ECKe
}
}
/// Note: Shouldn't currently be in use.
fun MessageSender.requestEncryptionKeyPair(groupPublicKey: String) {
val storage = MessagingConfiguration.shared.storage
val groupID = GroupUtil.doubleEncodeGroupID(groupPublicKey)
val group = storage.getGroup(groupID) ?: run {
Log.d("Loki", "Can't request encryption key pair for nonexistent closed group.")
throw Error.NoThread
}
val members = group.members.map { it.serialize() }.toSet()
if (!members.contains(storage.getUserPublicKey()!!)) return
// Send the request to the group
val sentTime = System.currentTimeMillis()
val closedGroupControlMessage = ClosedGroupControlMessage(ClosedGroupControlMessage.Kind.EncryptionKeyPairRequest())
closedGroupControlMessage.sentTimestamp = sentTime
send(closedGroupControlMessage, Address.fromSerialized(groupID))
}
fun MessageSender.sendLatestEncryptionKeyPair(publicKey: String, groupPublicKey: String) {
val storage = MessagingConfiguration.shared.storage
val groupID = GroupUtil.doubleEncodeGroupID(groupPublicKey)

2
libsession/src/main/java/org/session/libsession/snode/SnodeAPI.kt
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@ -46,7 +46,7 @@ object SnodeAPI {
private val targetSwarmSnodeCount = 2
private val useOnionRequests = true
internal val useTestnet = true
internal val useTestnet = false
// Error
internal sealed class Error(val description: String) : Exception(description) {

1
libsignal/protobuf/Makefile
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@ -1,4 +1,3 @@
all:
protoc25 --java_out=../src/main/java/ SignalService.proto WebSocketResources.proto
protoc25 --java_out=../src/main/java/ UnidentifiedDelivery.proto

149
libsignal/protobuf/SignalService.proto
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@ -8,8 +8,8 @@ option java_outer_classname = "SignalServiceProtos";
message Envelope {
enum Type {
UNIDENTIFIED_SENDER = 6;
CLOSED_GROUP_CIPHERTEXT = 7;
SESSION_MESSAGE = 6;
CLOSED_GROUP_MESSAGE = 7;
}
// @required
@ -17,7 +17,7 @@ message Envelope {
optional string source = 2;
optional uint32 sourceDevice = 7;
// @required
optional uint64 timestamp = 5;
required uint64 timestamp = 5;
optional bytes content = 8;
optional uint64 serverTimestamp = 10;
}
@ -30,9 +30,9 @@ message TypingMessage {
}
// @required
optional uint64 timestamp = 1;
required uint64 timestamp = 1;
// @required
optional Action action = 2;
required Action action = 2;
}
message Content {
@ -43,13 +43,6 @@ message Content {
optional DataExtractionNotification dataExtractionNotification = 82;
}
message ClosedGroupCiphertextMessageWrapper {
// @required
optional bytes ciphertext = 1;
// @required
optional bytes ephemeralPublicKey = 2;
}
message KeyPair {
// @required
required bytes publicKey = 1;
@ -90,87 +83,16 @@ message DataMessage {
}
// @required
optional uint64 id = 1;
required uint64 id = 1;
// @required
optional string author = 2;
required string author = 2;
optional string text = 3;
repeated QuotedAttachment attachments = 4;
}
message Contact {
message Name {
optional string givenName = 1;
optional string familyName = 2;
optional string prefix = 3;
optional string suffix = 4;
optional string middleName = 5;
optional string displayName = 6;
}
message Phone {
enum Type {
HOME = 1;
MOBILE = 2;
WORK = 3;
CUSTOM = 4;
}
optional string value = 1;
optional Type type = 2;
optional string label = 3;
}
message Email {
enum Type {
HOME = 1;
MOBILE = 2;
WORK = 3;
CUSTOM = 4;
}
optional string value = 1;
optional Type type = 2;
optional string label = 3;
}
message PostalAddress {
enum Type {
HOME = 1;
WORK = 2;
CUSTOM = 3;
}
optional Type type = 1;
optional string label = 2;
optional string street = 3;
optional string pobox = 4;
optional string neighborhood = 5;
optional string city = 6;
optional string region = 7;
optional string postcode = 8;
optional string country = 9;
}
message Avatar {
optional AttachmentPointer avatar = 1;
optional bool isProfile = 2;
}
optional Name name = 1;
repeated Phone number = 3;
repeated Email email = 4;
repeated PostalAddress address = 5;
optional Avatar avatar = 6;
optional string organization = 7;
}
message Preview {
// @required
optional string url = 1;
required string url = 1;
optional string title = 2;
optional AttachmentPointer image = 3;
}
@ -184,13 +106,11 @@ message DataMessage {
enum Type {
NEW = 1; // publicKey, name, encryptionKeyPair, members, admins
UPDATE = 2; // name, members
ENCRYPTION_KEY_PAIR = 3; // publicKey, wrappers
NAME_CHANGE = 4; // name
MEMBERS_ADDED = 5; // members
MEMBERS_REMOVED = 6; // members
MEMBER_LEFT = 7;
ENCRYPTION_KEY_PAIR_REQUEST = 8;
}
message KeyPairWrapper {
@ -218,12 +138,10 @@ message DataMessage {
optional bytes profileKey = 6;
optional uint64 timestamp = 7;
optional Quote quote = 8;
repeated Contact contact = 9;
repeated Preview preview = 10;
optional LokiProfile profile = 101;
optional ClosedGroupControlMessage closedGroupControlMessage = 104;
optional string syncTarget = 105;
optional PublicChatInfo publicChatInfo = 999;
}
message ConfigurationMessage {
@ -261,7 +179,7 @@ message ReceiptMessage {
}
// @required
optional Type type = 1;
required Type type = 1;
repeated uint64 timestamp = 2;
}
@ -272,7 +190,7 @@ message AttachmentPointer {
}
// @required
optional fixed64 id = 1;
required fixed64 id = 1;
optional string contentType = 2;
optional bytes key = 3;
optional uint32 size = 4;
@ -304,51 +222,4 @@ message GroupContext {
repeated string members = 4;
optional AttachmentPointer avatar = 5;
repeated string admins = 6;
// Loki - These fields are only used internally for the Android code base.
// This is so that we can differentiate adding/kicking.
// DO NOT USE WHEN SENDING MESSAGES.
repeated string newMembers = 998;
repeated string removedMembers = 999;
}
message ContactDetails {
message Avatar {
optional string contentType = 1;
optional uint32 length = 2;
}
// @required
optional string number = 1;
optional string name = 2;
optional Avatar avatar = 3;
optional string color = 4;
optional bytes profileKey = 6;
optional bool blocked = 7;
optional uint32 expireTimer = 8;
optional string nickname = 101;
}
message GroupDetails {
message Avatar {
optional string contentType = 1;
optional uint32 length = 2;
}
// @required
optional bytes id = 1;
optional string name = 2;
repeated string members = 3;
optional Avatar avatar = 4;
optional bool active = 5 [default = true];
optional uint32 expireTimer = 6;
optional string color = 7;
optional bool blocked = 8;
repeated string admins = 9;
}
message PublicChatInfo { // Intended for internal use only
optional uint64 serverID = 1;
}

40
libsignal/protobuf/UnidentifiedDelivery.proto
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@ -1,40 +0,0 @@
syntax = "proto2";
package signal;
option java_package = "org.session.libsignal.metadata";
option java_outer_classname = "SignalProtos";
message ServerCertificate {
message Certificate {
optional uint32 id = 1;
optional bytes key = 2;
}
optional bytes certificate = 1;
optional bytes signature = 2;
}
message SenderCertificate {
optional string sender = 1;
optional uint32 senderDevice = 2;
}
message UnidentifiedSenderMessage {
message Message {
enum Type {
PREKEY_MESSAGE = 1;
MESSAGE = 2;
FALLBACK_MESSAGE = 3;
}
optional Type type = 1;
optional SenderCertificate senderCertificate = 2;
optional bytes content = 3;
}
optional bytes ephemeralPublic = 1;
optional bytes encryptedStatic = 2;
optional bytes encryptedMessage = 3;
}

99
libsignal/src/main/java/org/session/libsignal/service/api/crypto/SignalServiceCipher.java
View File

@ -36,6 +36,7 @@ import org.session.libsignal.service.loki.api.crypto.SessionProtocol;
import org.session.libsignal.service.loki.api.crypto.SessionProtocolUtilities;
import org.session.libsignal.service.loki.database.LokiAPIDatabaseProtocol;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
@ -153,7 +154,6 @@ public class SignalServiceCipher {
List<SignalServiceAttachment> attachments = new LinkedList<SignalServiceAttachment>();
boolean expirationUpdate = ((content.getFlags() & DataMessage.Flags.EXPIRATION_TIMER_UPDATE_VALUE) != 0);
SignalServiceDataMessage.Quote quote = createQuote(content);
List<SharedContact> sharedContacts = createSharedContacts(content);
List<Preview> previews = createPreviews(content);
ClosedGroupControlMessage closedGroupControlMessage = content.getClosedGroupControlMessage();
String syncTarget = content.getSyncTarget();
@ -176,7 +176,7 @@ public class SignalServiceCipher {
expirationUpdate,
content.hasProfileKey() ? content.getProfileKey().toByteArray() : null,
quote,
sharedContacts,
new ArrayList<>(),
previews,
closedGroupControlMessage,
syncTarget);
@ -245,101 +245,6 @@ public class SignalServiceCipher {
return results;
}
private List<SharedContact> createSharedContacts(DataMessage content) {
if (content.getContactCount() <= 0) return null;
List<SharedContact> results = new LinkedList<SharedContact>();
for (DataMessage.Contact contact : content.getContactList()) {
SharedContact.Builder builder = SharedContact.newBuilder()
.setName(SharedContact.Name.newBuilder()
.setDisplay(contact.getName().getDisplayName())
.setFamily(contact.getName().getFamilyName())
.setGiven(contact.getName().getGivenName())
.setMiddle(contact.getName().getMiddleName())
.setPrefix(contact.getName().getPrefix())
.setSuffix(contact.getName().getSuffix())
.build());
if (contact.getAddressCount() > 0) {
for (DataMessage.Contact.PostalAddress address : contact.getAddressList()) {
SharedContact.PostalAddress.Type type = SharedContact.PostalAddress.Type.HOME;
switch (address.getType()) {
case WORK: type = SharedContact.PostalAddress.Type.WORK; break;
case HOME: type = SharedContact.PostalAddress.Type.HOME; break;
case CUSTOM: type = SharedContact.PostalAddress.Type.CUSTOM; break;
}
builder.withAddress(SharedContact.PostalAddress.newBuilder()
.setCity(address.getCity())
.setCountry(address.getCountry())
.setLabel(address.getLabel())
.setNeighborhood(address.getNeighborhood())
.setPobox(address.getPobox())
.setPostcode(address.getPostcode())
.setRegion(address.getRegion())
.setStreet(address.getStreet())
.setType(type)
.build());
}
}
if (contact.getNumberCount() > 0) {
for (DataMessage.Contact.Phone phone : contact.getNumberList()) {
SharedContact.Phone.Type type = SharedContact.Phone.Type.HOME;
switch (phone.getType()) {
case HOME: type = SharedContact.Phone.Type.HOME; break;
case WORK: type = SharedContact.Phone.Type.WORK; break;
case MOBILE: type = SharedContact.Phone.Type.MOBILE; break;
case CUSTOM: type = SharedContact.Phone.Type.CUSTOM; break;
}
builder.withPhone(SharedContact.Phone.newBuilder()
.setLabel(phone.getLabel())
.setType(type)
.setValue(phone.getValue())
.build());
}
}
if (contact.getEmailCount() > 0) {
for (DataMessage.Contact.Email email : contact.getEmailList()) {
SharedContact.Email.Type type = SharedContact.Email.Type.HOME;
switch (email.getType()) {
case HOME: type = SharedContact.Email.Type.HOME; break;
case WORK: type = SharedContact.Email.Type.WORK; break;
case MOBILE: type = SharedContact.Email.Type.MOBILE; break;
case CUSTOM: type = SharedContact.Email.Type.CUSTOM; break;
}
builder.withEmail(SharedContact.Email.newBuilder()
.setLabel(email.getLabel())
.setType(type)
.setValue(email.getValue())
.build());
}
}
if (contact.hasAvatar()) {
builder.setAvatar(SharedContact.Avatar.newBuilder()
.withAttachment(createAttachmentPointer(contact.getAvatar().getAvatar()))
.withProfileFlag(contact.getAvatar().getIsProfile())
.build());
}
if (contact.hasOrganization()) {
builder.withOrganization(contact.getOrganization());
}
results.add(builder.build());
}
return results;
}
private SignalServiceAttachmentPointer createAttachmentPointer(AttachmentPointer pointer) {
return new SignalServiceAttachmentPointer(pointer.getId(),
pointer.getContentType(),

4
libsignal/src/main/java/org/session/libsignal/service/api/messages/SignalServiceEnvelope.java
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@ -133,10 +133,10 @@ public class SignalServiceEnvelope {
}
public boolean isUnidentifiedSender() {
return envelope.getType().getNumber() == Envelope.Type.UNIDENTIFIED_SENDER_VALUE;
return envelope.getType().getNumber() == Envelope.Type.SESSION_MESSAGE_VALUE;
}
public boolean isClosedGroupCiphertext() {
return envelope.getType().getNumber() == Envelope.Type.CLOSED_GROUP_CIPHERTEXT_VALUE;
return envelope.getType().getNumber() == Envelope.Type.CLOSED_GROUP_MESSAGE_VALUE;
}
}

14098
libsignal/src/main/java/org/session/libsignal/service/internal/push/SignalServiceProtos.java
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