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CR: be extra paranoid about archiving the reset session

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// FREEBIE
This commit is contained in:
Michael Kirk 2017-11-22 11:44:35 -08:00
parent 47926418b5
commit 43092ee6ac
1 changed files with 12 additions and 1 deletions
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13
Signal/src/Jobs/SessionResetJob.swift
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@ -39,12 +39,23 @@ class SessionResetJob: NSObject {
// Otherwise if we send another message before them, they wont have the session to decrypt it.
self.storageManager.archiveAllSessions(forContact: self.recipientId)
}
Logger.info("\(self.TAG) successfully sent EndSession<essage.")
Logger.info("\(self.TAG) successfully sent EndSessionMessage.")
let message = TSInfoMessage(timestamp: NSDate.ows_millisecondTimeStamp(),
in: self.thread,
messageType: TSInfoMessageType.typeSessionDidEnd)
message.save()
}, failure: {error in
OWSDispatch.sessionStoreQueue().async {
// Even though this is the error handler - which means probably the recipient didn't receive the message
// there's a chance that our send did succeed and the server just timed out our repsonse or something.
// Since the cost of sending a future message using a session the recipient doesn't have is so high,
// we archive the session just in case.
//
// Archive the just-created session since the recipient should delete their corresponding
// session upon receiving and decrypting our EndSession message.
// Otherwise if we send another message before them, they wont have the session to decrypt it.
self.storageManager.archiveAllSessions(forContact: self.recipientId)
}
Logger.error("\(self.TAG) failed to send EndSessionMessage with error: \(error.localizedDescription)")
})
}