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This commit is contained in:
Niels Andriesse 2020-05-27 11:55:04 +10:00
parent d58bc697b2
commit 8fb5e7102f
1 changed files with 3 additions and 5 deletions
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8
SignalServiceKit/src/Loki/Protocol/Session Management/LokiSessionResetImplementation.swift
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@ -16,18 +16,16 @@ public class LokiSessionResetImplementation : NSObject, SessionResetProtocol {
public func validatePreKeyForFriendRequestAcceptance(for recipientID: String, whisperMessage: CipherMessage, protocolContext: Any?) throws {
guard let transaction = protocolContext as? YapDatabaseReadTransaction else {
print("[Loki] Couldn't verify friend request acceptance pre key because an invalid transaction was provided.")
print("[Loki] Couldn't verify friend request accepted message because an invalid transaction was provided.")
return
}
guard let preKeyMessage = whisperMessage as? PreKeyWhisperMessage else { return }
guard let storedPreKey = storage.getPreKeyRecord(forContact: recipientID, transaction: transaction) else {
print("[Loki] Received a friend request accepted message from a public key for which no pre key bundle was created.")
// FIXME: Don't throw an error for now as a way to de-bork some existing clients. For example, Simon's Android device was
// somehow triggering this and causing iOS to discard all messages received from him.
return
throw Errors.invalidPreKey
}
guard storedPreKey.id == preKeyMessage.prekeyID else {
print("[Loki] Received a `PreKeyWhisperMessage` (friend request acceptance) from an unknown source.")
print("[Loki] Received a `PreKeyWhisperMessage` (friend request accepted message) from an unknown source.")
throw Errors.preKeyIDsDontMatch
}
}