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Merge pull request #321 from loki-project/error-handling

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Improved Error Handling
This commit is contained in:
Niels Andriesse 2020-09-04 09:10:04 +10:00 committed by GitHub
commit 583c5a1d25
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3 changed files with 18 additions and 13 deletions
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26
src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java
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@ -1085,7 +1085,7 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
@NonNull Optional<Long> smsMessageId, @NonNull Throwable e)
{
SmsDatabase smsDatabase = DatabaseFactory.getSmsDatabase(context);
if (SessionMetaProtocol.shouldErrorMessageShow(context, timestamp)) {
if (!SessionMetaProtocol.shouldIgnoreDecryptionException(context, timestamp)) {
if (!smsMessageId.isPresent()) {
Optional<InsertResult> insertResult = insertPlaceholder(sender, senderDevice, timestamp);
@ -1098,29 +1098,33 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
}
}
// FIXME: This is a temporary patch for bad mac issues. At least with this people will be able to message again. We have to figure out the root cause of the issue though.
if (canRecoverAutomatically(e)) {
SessionManagementProtocol.startSessionReset(context, sender);
} else {
SessionManagementProtocol.triggerSessionRestorationUI(context, sender, timestamp);
}
}
private boolean canRecoverAutomatically(Throwable e) {
// Corrupt message exception
if (e.getCause() != null) {
Throwable e2 = e.getCause();
if (e2.getCause() != null) {
Throwable e3 = e2.getCause();
if (e3 instanceof InvalidMessageException) {
String message = e3.getMessage();
if (message != null && message.startsWith("Bad Mac!")) {
SessionManagementProtocol.startSessionReset(context, sender);
return; // Don't trigger the session restoration UI
}
return (message != null && message.startsWith("Bad Mac!"));
}
}
}
SessionManagementProtocol.triggerSessionRestorationUI(context, sender, timestamp);
return false;
}
private void handleNoSessionMessage(@NonNull String sender, int senderDevice, long timestamp,
@NonNull Optional<Long> smsMessageId)
{
SmsDatabase smsDatabase = DatabaseFactory.getSmsDatabase(context);
if (SessionMetaProtocol.shouldErrorMessageShow(context, timestamp)) {
if (!SessionMetaProtocol.shouldIgnoreDecryptionException(context, timestamp)) {
if (!smsMessageId.isPresent()) {
Optional<InsertResult> insertResult = insertPlaceholder(sender, senderDevice, timestamp);
@ -1132,7 +1136,9 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
smsDatabase.markAsNoSession(smsMessageId.get());
}
}
SessionManagementProtocol.triggerSessionRestorationUI(context, sender, timestamp);
// Attempt to recover automatically
ApplicationContext.getInstance(context).sendSessionRequestIfNeeded(sender);
}
private void handleLegacyMessage(@NonNull String sender, int senderDevice, long timestamp,

1
src/org/thoughtcrime/securesms/loki/protocol/SessionManagementProtocol.kt
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@ -28,7 +28,6 @@ object SessionManagementProtocol {
val recipient = recipient(context, publicKey)
if (recipient.isGroupRecipient) { return }
val lokiThreadDB = DatabaseFactory.getLokiThreadDatabase(context)
if (lokiThreadDB.getSessionResetStatus(publicKey) != SessionResetStatus.NONE) { return }
val threadID = DatabaseFactory.getThreadDatabase(context).getThreadIdFor(recipient)
val devices = lokiThreadDB.getSessionRestoreDevices(threadID)
for (device in devices) {

4
src/org/thoughtcrime/securesms/loki/protocol/SessionMetaProtocol.kt
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@ -30,9 +30,9 @@ object SessionMetaProtocol {
}
@JvmStatic
fun shouldErrorMessageShow(context: Context, timestamp: Long): Boolean {
fun shouldIgnoreDecryptionException(context: Context, timestamp: Long): Boolean {
val restorationTimestamp = TextSecurePreferences.getRestorationTime(context)
return timestamp > restorationTimestamp
return timestamp <= restorationTimestamp
}
@JvmStatic