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configuration message handling

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This commit is contained in:
Ryan ZHAO 2021-02-08 16:44:26 +11:00
parent 03ff1d1941
commit 05da743ea2
11 changed files with 97 additions and 23 deletions
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1
app/src/main/java/org/thoughtcrime/securesms/ApplicationContext.java
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@ -206,6 +206,7 @@ public class ApplicationContext extends MultiDexApplication implements Dependenc
SessionMetaProtocol.Companion.configureIfNeeded(apiDB, userPublicKey);
SyncMessagesProtocol.Companion.configureIfNeeded(apiDB, userPublicKey);
}
org.session.libsignal.service.loki.protocol.shelved.multidevice.MultiDeviceProtocol.Companion.configureIfNeeded(apiDB);
SessionManagementProtocol.Companion.configureIfNeeded(sessionResetImpl, sskDatabase, this);
setUpP2PAPIIfNeeded();
PushNotificationAPI.Companion.configureIfNeeded(BuildConfig.DEBUG);

1
app/src/main/java/org/thoughtcrime/securesms/database/GroupDatabase.java
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@ -157,6 +157,7 @@ public class GroupDatabase extends Database implements LokiOpenGroupDatabaseProt
while ((record = reader.getNext()) != null) {
if (record.isActive()) { groups.add(record); }
}
reader.close();
return groups;
}

9
app/src/main/java/org/thoughtcrime/securesms/database/Storage.kt
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@ -27,6 +27,7 @@ import org.session.libsignal.service.api.messages.SignalServiceAttachment
import org.session.libsignal.service.api.messages.SignalServiceAttachmentPointer
import org.session.libsignal.service.api.messages.SignalServiceGroup
import org.session.libsignal.service.internal.push.SignalServiceProtos
import org.session.libsignal.service.loki.api.opengroups.PublicChat
import org.thoughtcrime.securesms.crypto.IdentityKeyUtil
import org.thoughtcrime.securesms.database.helpers.SQLCipherOpenHelper
import org.thoughtcrime.securesms.loki.database.LokiThreadDatabase
@ -371,6 +372,14 @@ class Storage(context: Context, helper: SQLCipherOpenHelper) : Database(context,
return DatabaseFactory.getLokiAPIDatabase(context).getLatestClosedGroupEncryptionKeyPair(groupPublicKey)
}
override fun getAllClosedGroupPublicKeys(): Set<String> {
return DatabaseFactory.getSSKDatabase(context).getAllClosedGroupPublicKeys()
}
override fun getAllOpenGroups(): Map<Long, PublicChat> {
return DatabaseFactory.getLokiThreadDatabase(context).getAllPublicChats()
}
override fun getAllGroups(): List<GroupRecord> {
return DatabaseFactory.getGroupDatabase(context).allGroups
}

6
app/src/main/java/org/thoughtcrime/securesms/jobs/PushDecryptJob.java
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@ -80,6 +80,7 @@ import org.thoughtcrime.securesms.loki.database.LokiMessageDatabase;
import org.thoughtcrime.securesms.loki.database.LokiThreadDatabase;
import org.thoughtcrime.securesms.loki.protocol.ClosedGroupsProtocol;
import org.thoughtcrime.securesms.loki.protocol.ClosedGroupsProtocolV2;
import org.thoughtcrime.securesms.loki.protocol.MultiDeviceProtocol;
import org.thoughtcrime.securesms.loki.protocol.SessionManagementProtocol;
import org.thoughtcrime.securesms.loki.protocol.SessionMetaProtocol;
import org.thoughtcrime.securesms.loki.protocol.SessionResetImplementation;
@ -264,8 +265,8 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
SessionMetaProtocol.handleProfileUpdateIfNeeded(context, content);
if (content.getDeviceLink().isPresent()) {
throw new UnsupportedOperationException("Device link operations are not supported!");
if (content.configurationMessageProto.isPresent()) {
MultiDeviceProtocol.handleConfigurationMessage(context, content.configurationMessageProto.get(), content.getSender());
} else if (content.getDataMessage().isPresent()) {
SignalServiceDataMessage message = content.getDataMessage().get();
boolean isMediaMessage = message.getAttachments().isPresent() || message.getQuote().isPresent() || message.getSharedContacts().isPresent() || message.getPreviews().isPresent() || message.getSticker().isPresent();
@ -277,7 +278,6 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
if (message.getClosedGroupUpdateV2().isPresent()) {
ClosedGroupsProtocolV2.handleMessage(context, message.getClosedGroupUpdateV2().get(), message.getTimestamp(), envelope.getSource(), content.getSender());
}
if (message.isEndSession()) {
handleEndSessionMessage(content, smsMessageId);
} else if (message.isGroupUpdate()) {

40
app/src/main/java/org/thoughtcrime/securesms/loki/protocol/MultiDeviceProtocol.kt
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@ -1,12 +1,18 @@
package org.thoughtcrime.securesms.loki.protocol
import android.content.Context
import com.google.protobuf.ByteString
import org.session.libsession.messaging.MessagingConfiguration
import org.session.libsession.messaging.messages.control.ConfigurationMessage
import org.session.libsession.utilities.TextSecurePreferences
import org.session.libsignal.service.api.push.SignalServiceAddress
import org.session.libsignal.service.internal.push.SignalServiceProtos
import org.session.libsignal.service.loki.utilities.removing05PrefixIfNeeded
import org.session.libsignal.utilities.Hex
import org.session.libsignal.utilities.logging.Log
import org.thoughtcrime.securesms.ApplicationContext
import org.thoughtcrime.securesms.crypto.UnidentifiedAccessUtil
import org.thoughtcrime.securesms.loki.utilities.OpenGroupUtilities
import org.thoughtcrime.securesms.loki.utilities.recipient
import java.util.*
@ -14,7 +20,7 @@ object MultiDeviceProtocol {
@JvmStatic
fun syncConfigurationIfNeeded(context: Context) {
val userPublicKey = TextSecurePreferences.getLocalNumber(context)!!
val userPublicKey = TextSecurePreferences.getLocalNumber(context) ?: return
val lastSyncTime = TextSecurePreferences.getLastConfigurationSyncTime(context)
val now = System.currentTimeMillis()
if (now - lastSyncTime < 2 * 24 * 60 * 60 * 1000) return
@ -35,7 +41,7 @@ object MultiDeviceProtocol {
}
fun forceSyncConfigurationNowIfNeeded(context: Context) {
val userPublicKey = TextSecurePreferences.getLocalNumber(context)!!
val userPublicKey = TextSecurePreferences.getLocalNumber(context) ?: return
val configurationMessage = ConfigurationMessage.getCurrent()
val serializedMessage = configurationMessage.toProto()!!.toByteArray()
val messageSender = ApplicationContext.getInstance(context).communicationModule.provideSignalMessageSender()
@ -50,4 +56,34 @@ object MultiDeviceProtocol {
Log.d("Loki", "Failed to send configuration message due to error: $e.")
}
}
@JvmStatic
fun handleConfigurationMessage(context: Context, content: SignalServiceProtos.Content, senderPublicKey: String) {
val configurationMessage = ConfigurationMessage.fromProto(content) ?: return
val userPublicKey = TextSecurePreferences.getLocalNumber(context) ?: return
if (senderPublicKey != userPublicKey) return
val storage = MessagingConfiguration.shared.storage
val allClosedGroupPublicKeys = storage.getAllClosedGroupPublicKeys()
for (closedGroup in configurationMessage.closedGroups) {
if (allClosedGroupPublicKeys.contains(closedGroup.publicKey)) continue
val closedGroupUpdate = SignalServiceProtos.ClosedGroupUpdateV2.newBuilder()
closedGroupUpdate.type = SignalServiceProtos.ClosedGroupUpdateV2.Type.NEW
closedGroupUpdate.publicKey = ByteString.copyFrom(Hex.fromStringCondensed(closedGroup.publicKey))
closedGroupUpdate.name = closedGroup.name
val encryptionKeyPair = SignalServiceProtos.KeyPair.newBuilder()
encryptionKeyPair.publicKey = ByteString.copyFrom(closedGroup.encryptionKeyPair.publicKey.serialize().removing05PrefixIfNeeded())
encryptionKeyPair.privateKey = ByteString.copyFrom(closedGroup.encryptionKeyPair.privateKey.serialize())
closedGroupUpdate.encryptionKeyPair = encryptionKeyPair.build()
closedGroupUpdate.addAllMembers(closedGroup.members.map { ByteString.copyFrom(Hex.fromStringCondensed(it)) })
closedGroupUpdate.addAllAdmins(closedGroup.admins.map { ByteString.copyFrom(Hex.fromStringCondensed(it)) })
ClosedGroupsProtocolV2.handleNewClosedGroup(context, closedGroupUpdate.build(), userPublicKey)
}
val allOpenGroups = storage.getAllOpenGroups().map { it.value.server }
for (openGroup in configurationMessage.openGroups) {
if (allOpenGroups.contains(openGroup)) continue
OpenGroupUtilities.addGroup(context, openGroup, 1)
}
}
}

2
app/src/main/java/org/thoughtcrime/securesms/notifications/SingleRecipientNotificationBuilder.java
View File

@ -327,7 +327,7 @@ public class SingleRecipientNotificationBuilder extends AbstractNotificationBuil
private static Drawable getPlaceholderDrawable(Context context, Recipient recipient) {
String publicKey = recipient.getAddress().serialize();
String hepk = (recipient.isLocalNumber() && publicKey != null)
? TextSecurePreferences.getMasterHexEncodedPublicKey(context)
? TextSecurePreferences.getLocalNumber(context)
: publicKey;
String displayName = recipient.getName();
return AvatarPlaceholderGenerator.generate(context, 128, hepk, displayName);

3
libsession/src/main/java/org/session/libsession/messaging/StorageProtocol.kt
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@ -21,6 +21,7 @@ import org.session.libsignal.libsignal.ecc.ECPrivateKey
import org.session.libsignal.service.api.messages.SignalServiceAttachmentPointer
import org.session.libsignal.service.api.messages.SignalServiceGroup
import org.session.libsignal.service.internal.push.SignalServiceProtos
import org.session.libsignal.service.loki.api.opengroups.PublicChat
interface StorageProtocol {
@ -109,6 +110,8 @@ interface StorageProtocol {
fun getClosedGroupEncryptionKeyPairs(groupPublicKey: String): MutableList<ECKeyPair>
fun getLatestClosedGroupEncryptionKeyPair(groupPublicKey: String): ECKeyPair?
// Groups
fun getAllClosedGroupPublicKeys(): Set<String>
fun getAllOpenGroups(): Map<Long, PublicChat>
fun getAllGroups(): List<GroupRecord>
// Settings

9
libsession/src/main/java/org/session/libsession/messaging/messages/control/ConfigurationMessage.kt
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@ -10,6 +10,7 @@ import org.session.libsignal.libsignal.ecc.ECKeyPair
import org.session.libsignal.service.internal.push.SignalServiceProtos
import org.session.libsignal.service.loki.utilities.removing05PrefixIfNeeded
import org.session.libsignal.service.loki.utilities.toHexString
import org.session.libsignal.utilities.Hex
class ConfigurationMessage(val closedGroups: List<ClosedGroup>, val openGroups: List<String>): ControlMessage() {
@ -36,14 +37,14 @@ class ConfigurationMessage(val closedGroups: List<ClosedGroup>, val openGroups:
fun toProto(): SignalServiceProtos.ConfigurationMessage.ClosedGroup? {
val result = SignalServiceProtos.ConfigurationMessage.ClosedGroup.newBuilder()
result.publicKey = ByteString.copyFrom(publicKey.toByteArray())
result.publicKey = ByteString.copyFrom(Hex.fromStringCondensed(publicKey))
result.name = name
val encryptionKeyPairAsProto = SignalServiceProtos.KeyPair.newBuilder()
encryptionKeyPairAsProto.publicKey = ByteString.copyFrom(encryptionKeyPair.publicKey.serialize().removing05PrefixIfNeeded())
encryptionKeyPairAsProto.privateKey = ByteString.copyFrom(encryptionKeyPair.privateKey.serialize())
result.encryptionKeyPair = encryptionKeyPairAsProto.build()
result.addAllMembers(members.map { ByteString.copyFrom(it.toByteArray()) })
result.addAllAdmins(admins.map { ByteString.copyFrom(it.toByteArray()) })
result.addAllMembers(members.map { ByteString.copyFrom(Hex.fromStringCondensed(it)) })
result.addAllAdmins(admins.map { ByteString.copyFrom(Hex.fromStringCondensed(it)) })
return result.build()
}
}
@ -61,7 +62,7 @@ class ConfigurationMessage(val closedGroups: List<ClosedGroup>, val openGroups:
for (groupRecord in groups) {
if (groupRecord.isClosedGroup) {
if (!groupRecord.members.contains(Address.fromSerialized(storage.getUserPublicKey()!!))) continue
val groupPublicKey = GroupUtil.getDecodedGroupID(groupRecord.encodedId) // TODO: Check if this is correct. Does it need to be double decoded?
val groupPublicKey = GroupUtil.getDecodedGroupIDAsData(GroupUtil.getDecodedGroupID(groupRecord.encodedId)).toHexString() // Double decoded
if (!storage.isClosedGroup(groupPublicKey)) continue
val encryptionKeyPair = storage.getLatestClosedGroupEncryptionKeyPair(groupPublicKey) ?: continue
val closedGroup = ClosedGroup(groupPublicKey, groupRecord.title, encryptionKeyPair, groupRecord.members.map { it.serialize() }, groupRecord.admins.map { it.serialize() })

9
libsignal/src/main/java/org/session/libsignal/service/api/SignalServiceMessageSender.java
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@ -381,7 +381,6 @@ public class SignalServiceMessageSender {
} else if (message.getStickerPackOperations().isPresent()) {
content = createMultiDeviceStickerPackOperationContent(message.getStickerPackOperations().get());
} else if (message.getVerified().isPresent()) {
sendMessage(message.getVerified().get(), unidentifiedAccess);
return;
} else {
throw new IOException("Unsupported sync message!");
@ -452,12 +451,6 @@ public class SignalServiceMessageSender {
result.getUrl());
}
private void sendMessage(VerifiedMessage message, Optional<UnidentifiedAccessPair> unidentifiedAccess)
throws IOException, UntrustedIdentityException
{
}
private byte[] createTypingContent(SignalServiceTypingMessage message) {
Content.Builder container = Content.newBuilder();
TypingMessage.Builder builder = TypingMessage.newBuilder();
@ -1155,7 +1148,7 @@ public class SignalServiceMessageSender {
final boolean notifyPNServer)
throws IOException, UntrustedIdentityException
{
if (recipient.getNumber().equals(userPublicKey)) { return SendMessageResult.success(recipient, false, false); }
// if (recipient.getNumber().equals(userPublicKey)) { return SendMessageResult.success(recipient, false, false); }
final SettableFuture<?>[] future = { new SettableFuture<Unit>() };
OutgoingPushMessageList messages = getSessionProtocolEncryptedMessage(recipient, timestamp, content);
// Loki - Remove this when we have shared sender keys

13
libsignal/src/main/java/org/session/libsignal/service/api/crypto/SignalServiceCipher.java
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@ -216,7 +216,18 @@ public class SignalServiceCipher {
);
}
if (message.hasDeviceLinkMessage()) {
if (message.hasConfigurationMessage()) {
SignalServiceCipher.Metadata metadata = plaintext.getMetadata();
SignalServiceContent content = new SignalServiceContent(message, metadata.getSender(), metadata.getSenderDevice(), metadata.getTimestamp());
if (message.hasDataMessage()) {
setProfile(message.getDataMessage(), content);
SignalServiceDataMessage signalServiceDataMessage = createSignalServiceMessage(metadata, message.getDataMessage());
content.setDataMessage(signalServiceDataMessage);
}
return content;
} else if (message.hasDeviceLinkMessage()) {
SignalServiceProtos.DeviceLinkMessage protoDeviceLinkMessage = message.getDeviceLinkMessage();
String masterPublicKey = protoDeviceLinkMessage.getPrimaryPublicKey();
String slavePublicKey = protoDeviceLinkMessage.getSecondaryPublicKey();

19
libsignal/src/main/java/org/session/libsignal/service/api/messages/SignalServiceContent.java
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@ -12,7 +12,9 @@ import org.session.libsignal.service.api.messages.SignalServiceNullMessage;
import org.session.libsignal.service.api.messages.SignalServiceReceiptMessage;
import org.session.libsignal.service.api.messages.SignalServiceTypingMessage;
import org.session.libsignal.service.api.messages.calls.SignalServiceCallMessage;
import org.session.libsignal.service.api.messages.multidevice.ConfigurationMessage;
import org.session.libsignal.service.api.messages.multidevice.SignalServiceSyncMessage;
import org.session.libsignal.service.internal.push.SignalServiceProtos;
import org.session.libsignal.service.loki.protocol.shelved.multidevice.DeviceLink;
import org.session.libsignal.service.loki.protocol.sessionmanagement.PreKeyBundleMessage;
@ -34,6 +36,7 @@ public class SignalServiceContent {
// Loki
private final Optional<DeviceLink> deviceLink;
public Optional<SignalServiceProtos.Content> configurationMessageProto = Optional.absent();
public Optional<PreKeyBundleMessage> preKeyBundleMessage = Optional.absent();
public Optional<String> senderDisplayName = Optional.absent();
public Optional<String> senderProfilePictureURL = Optional.absent();
@ -128,6 +131,22 @@ public class SignalServiceContent {
this.isDeviceUnlinkingRequest = false;
}
public SignalServiceContent(SignalServiceProtos.Content configurationMessageProto, String sender, int senderDevice, long timestamp) {
this.sender = sender;
this.senderDevice = senderDevice;
this.timestamp = timestamp;
this.needsReceipt = false;
this.message = Optional.absent();
this.synchronizeMessage = Optional.absent();
this.callMessage = Optional.absent();
this.nullMessage = Optional.absent();
this.readMessage = Optional.absent();
this.typingMessage = Optional.absent();
this.deviceLink = Optional.absent();
this.configurationMessageProto = Optional.fromNullable(configurationMessageProto);
this.isDeviceUnlinkingRequest = false;
}
public SignalServiceContent(SignalServiceNullMessage nullMessage, String sender, int senderDevice, long timestamp) {
this.sender = sender;
this.senderDevice = senderDevice;