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This commit is contained in:
Niels Andriesse 2019-10-07 16:53:26 +11:00
parent c8a90ced19
commit 79ec4553aa
3 changed files with 31 additions and 39 deletions
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55
src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java
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@ -1027,22 +1027,22 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
}
}
private boolean isAuthorisationValid(@NonNull PairingAuthorisation authorisation) {
private boolean isValidAuthorisation(@NonNull PairingAuthorisation authorisation) {
boolean isSecondaryDevice = TextSecurePreferences.isSecondaryDevice(context);
String ourPubKey = TextSecurePreferences.getLocalNumber(context);
boolean isRequest = authorisation.getType() == PairingAuthorisation.Type.REQUEST;
String userHexEncodedPublicKey = TextSecurePreferences.getLocalNumber(context);
boolean isRequest = (authorisation.getType() == PairingAuthorisation.Type.REQUEST);
if (authorisation.getRequestSignature() == null) {
Log.w("Loki", "Received a pairing request with missing request signature. Ignored.");
Log.d("Loki", "Ignoring pairing message without a request signature.");
return false;
} else if (isRequest && isSecondaryDevice) {
Log.w("Loki", "Received a pairing request while being a secondary device. Ignored.");
Log.d("Loki", "Ignoring pairing message while in slave mode.");
return false;
} else if (isRequest && !authorisation.getPrimaryDevicePublicKey().equals(ourPubKey)) {
Log.w("Loki", "Received a pairing request addressed to another pubkey. Ignored.");
} else if (isRequest && !authorisation.getPrimaryDevicePublicKey().equals(userHexEncodedPublicKey)) {
Log.d("Loki", "Ignoring pairing message addressed to another user.");
return false;
} else if (isRequest && authorisation.getSecondaryDevicePublicKey().equals(ourPubKey)) {
Log.w("Loki", "Received a pairing request from ourselves. Ignored.");
} else if (isRequest && authorisation.getSecondaryDevicePublicKey().equals(userHexEncodedPublicKey)) {
Log.d("Loki", "Ignoring pairing message from self.");
return false;
}
@ -1050,19 +1050,19 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
}
private void handlePairingAuthorisation(@NonNull PairingAuthorisation authorisation, @NonNull SignalServiceEnvelope envelope, @NonNull SignalServiceContent content) {
String ourNumber = TextSecurePreferences.getLocalNumber(context);
String userHexEncodedPublicKey = TextSecurePreferences.getLocalNumber(context);
if (authorisation.getType() == PairingAuthorisation.Type.REQUEST) {
handlePairingRequest(authorisation, envelope);
} else if (authorisation.getSecondaryDevicePublicKey().equals(ourNumber)) {
// If we were listed as a secondary device, it means we got a confirmation back from the primary device
} else if (authorisation.getSecondaryDevicePublicKey().equals(userHexEncodedPublicKey)) {
// If we were listed as the secondary device, it means we got a confirmation back from the primary device
handlePairingAuthorisationForSelf(authorisation, envelope, content);
}
}
private void handlePairingRequest(@NonNull PairingAuthorisation authorisation, @NonNull SignalServiceEnvelope envelope) {
boolean valid = isAuthorisationValid(authorisation);
boolean isValid = isValidAuthorisation(authorisation);
DeviceLinkingSession linkingSession = DeviceLinkingSession.Companion.getShared();
if (valid && linkingSession.isListeningForLinkingRequests()) {
if (isValid && linkingSession.isListeningForLinkingRequests()) {
linkingSession.processLinkingRequest(authorisation);
} else {
// Remove pre key bundle from the user
@ -1072,30 +1072,30 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
private void handlePairingAuthorisationForSelf(@NonNull PairingAuthorisation authorisation, @NonNull SignalServiceEnvelope envelope, @NonNull SignalServiceContent content) {
if (TextSecurePreferences.isSecondaryDevice(context)) {
Log.w("Loki", "Received an unexpected pairing authorisation (device is already paired as secondary device). Ignoring.");
Log.d("Loki", "Ignoring unexpected pairing authorisation (the device is already paired as a secondary device).");
return;
}
if (!isAuthorisationValid(authorisation)) {
Log.w("Loki", "Received invalid pairing authorisation for self. Could not verify signature. Ignoring.");
if (!isValidAuthorisation(authorisation)) {
Log.d("Loki", "Ignoring invalid pairing authorisation.");
return;
}
if (!DeviceLinkingSession.Companion.getShared().isListeningForLinkingRequests()) {
Log.w("Loki", "Received authorisation but device is not is listening.");
Log.d("Loki", "Ignoring pairing authorisation.");
return;
}
// Unimplemented for REQUEST
if (authorisation.getType() != PairingAuthorisation.Type.GRANT) { return; }
Log.d("Loki", "Receiving pairing authorisation from: " + authorisation.getPrimaryDevicePublicKey());
Log.d("Loki", "Receiving pairing authorisation from: " + authorisation.getPrimaryDevicePublicKey() + ".");
// Send out accept event
// Process authorisation
DeviceLinkingSession.Companion.getShared().processLinkingAuthorization(authorisation);
// Set the current device as secondary and update our authorisations
String ourNumber = TextSecurePreferences.getLocalNumber(context);
DatabaseFactory.getLokiAPIDatabase(context).removePairingAuthorisations(ourNumber);
String userHexEncodedPublicKey = TextSecurePreferences.getLocalNumber(context);
DatabaseFactory.getLokiAPIDatabase(context).removePairingAuthorisations(userHexEncodedPublicKey);
DatabaseFactory.getLokiAPIDatabase(context).insertOrUpdatePairingAuthorisation(authorisation);
TextSecurePreferences.setIsSecondaryDevice(context, true);
@ -1104,7 +1104,7 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
// Propagate the updates to the file server
LokiStorageAPI storageAPI = LokiStorageAPI.Companion.getShared();
if (storageAPI != null) { storageAPI.updateUserDeviceMappings(); }
storageAPI.updateUserDeviceMappings();
// Update display names
if (content.senderDisplayName.isPresent() && content.senderDisplayName.get().length() > 0) {
@ -1138,16 +1138,13 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
long threadID = DatabaseFactory.getThreadDatabase(context).getThreadIdFor(contactID);
LokiThreadFriendRequestStatus threadFriendRequestStatus = lokiThreadDatabase.getFriendRequestStatus(threadID);
if (threadFriendRequestStatus == LokiThreadFriendRequestStatus.FRIENDS) { return; }
// If the thread's friend request status is not `FRIENDS`, but we're receiving a message,
// it must be a friend request accepted message. Declining a friend request doesn't send a message.
lokiThreadDatabase.setFriendRequestStatus(threadID, LokiThreadFriendRequestStatus.FRIENDS);
// Update the last message if needed
SmsDatabase messageDatabase = DatabaseFactory.getSmsDatabase(context);
LokiMessageDatabase lokiMessageDatabase = DatabaseFactory.getLokiMessageDatabase(context);
int messageCount = messageDatabase.getMessageCountForThread(threadID);
long messageID = messageDatabase.getIDForMessageAtIndex(threadID, messageCount - 1);
if (messageID > -1 && lokiMessageDatabase.getFriendRequestStatus(messageID) != LokiMessageFriendRequestStatus.REQUEST_ACCEPTED) {
lokiMessageDatabase.setFriendRequestStatus(messageID, LokiMessageFriendRequestStatus.REQUEST_ACCEPTED);
@ -1156,13 +1153,11 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
private void updateFriendRequestStatusIfNeeded(@NonNull SignalServiceEnvelope envelope, @NonNull SignalServiceContent content, @NonNull SignalServiceDataMessage message) {
if (!envelope.isFriendRequest()) { return; }
// This handles the case where another user sends us a regular message without the authorisation
MultiDeviceUtilKt.shouldAutomaticallyBecomeFriendsWithDevice(content.getSender(), context).success(becomeFriends -> {
// This handles the case where another user sends us a regular message without authorisation
MultiDeviceUtilKt.shouldAutomaticallyBecomeFriendsWithDevice(content.getSender(), context).success( becomeFriends -> {
if (becomeFriends) {
// Become friends AND update the message they sent
becomeFriendsWithContact(content.getSender());
// Send them an accept message back
sendBackgroundMessage(content.getSender());
} else {

8
src/org/thoughtcrime/securesms/jobs/PushMediaSendJob.java
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@ -42,7 +42,6 @@ import org.whispersystems.signalservice.api.messages.multidevice.SignalServiceSy
import org.whispersystems.signalservice.api.messages.shared.SharedContact;
import org.whispersystems.signalservice.api.push.SignalServiceAddress;
import org.whispersystems.signalservice.api.push.exceptions.UnregisteredUserException;
import org.whispersystems.signalservice.loki.messaging.LokiMessageFriendRequestStatus;
import java.io.FileNotFoundException;
import java.io.IOException;
@ -65,11 +64,10 @@ public class PushMediaSendJob extends PushSendJob implements InjectableType {
@Inject SignalServiceMessageSender messageSender;
private long messageId; // The message id
private long templateMessageId; // The message id of the message to template this send job from
// Loki - Multi-device
private long messageId; // The message ID
private long templateMessageId; // The message ID of the message to template this send job from
// Loki - Multi device
private Address destination; // Destination to check whether this is another device we're sending to
private boolean isFriendRequest; // Whether this is a friend request message
private String customFriendRequestMessage; // If this isn't set then we use the message body

7
src/org/thoughtcrime/securesms/jobs/PushTextSendJob.java
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@ -48,11 +48,10 @@ public class PushTextSendJob extends PushSendJob implements InjectableType {
@Inject SignalServiceMessageSender messageSender;
private long messageId; // The message id
private long templateMessageId; // The message id of the message to template this send job from
// Loki - Multi-device
private long messageId; // The message ID
private long templateMessageId; // The message ID of the message to template this send job from
// Loki - Multi device
private Address destination; // Destination to check whether this is another device we're sending to
private boolean isFriendRequest; // Whether this is a friend request message
private String customFriendRequestMessage; // If this isn't set then we use the message body