[Box Backup] out-of-the-blue CipherException?

Matto Marjanovic maddog at mir.com
Mon Apr 9 16:34:17 BST 2012


On 04/09/12 01:29, Matto Marjanovic wrote:
> Hiya,
>
> Do the attached error logs look familiar to anyone?
>
> A few days ago, this client started tossing errors into the logfile,
> and stopped backing up. Neither the client nor the server have had
> *any* code updates/changes for at least a couple of months (not to
> boxbackup nor any other code/configuration/libraries). The log snippet

Sorry I left this out before, but code in question is (debian):

   boxbackup-server  0.11~rc8~r2714-1~bpo50+1
   boxbackup-client  0.11~rc2-7squeeze1

I suppose I can try updating the client (and server).  I kinda wanted
to avoid that until I understood what changed on April 3rd.

-m


> below shows the last connection that had transferred any data; all
> subsequent attempts are "uploaded 0", for the last 6 days.
>
> There's nothing exciting in the server log; the server just times out,
> after getting bored waiting for the vanished client.
>
> I'm flummoxed,
> -m
>
> Apr 3 10:37:22 b05s11le Box Backup (bbackupd)[21506]: NOTICE: Beginning scan of local files
> Apr 3 10:37:22 b05s11le Box Backup (bbackupd)[21506]: NOTICE: About to notify administrator about event backup-start, running script '/etc/boxbackup/bbackupd/notifyadmin backup-start'
> Apr 3 10:37:47 b05s11le Box Backup (bbackupd)[21506]: WARNING: Exception thrown: CipherException(EVPFinalFailure) at CipherContext.cpp(503)
> Apr 3 10:37:47 b05s11le Box Backup (bbackupd)[21506]: ERROR: SSL error during Read: error:06065064:digital envelope routines:EVP_DecryptFinal_ex:bad decrypt
> Apr 3 10:37:47 b05s11le Box Backup (bbackupd)[21506]: ERROR: SSL error during Read: error:06065064:digital envelope routines:EVP_DecryptFinal_ex:bad decrypt
> Apr 3 10:37:47 b05s11le Box Backup (bbackupd)[21506]: WARNING: Exception thrown: ConnectionException(Conn_TLSReadFailed) at SocketStreamTLS.cpp(377)
> Apr 3 10:37:47 b05s11le Box Backup (bbackupd)[21506]: WARNING: Suppressing duplicate notification about backup-error
> Apr 3 10:37:47 b05s11le Box Backup (bbackupd)[21506]: ERROR: Exception caught (Cipher EVPFinalFailure 5/6), reset state and waiting to retry...
> Apr 3 10:37:57 b05s11le Box Backup (bbackupd)[21506]: NOTICE: File statistics: total file size uploaded 1136352, bytes already on server 951592, encoded size 94055
> Apr 3 10:39:38 b05s11le Box Backup (bbackupd)[21506]: NOTICE: Beginning scan of local files
> Apr 3 10:39:39 b05s11le Box Backup (bbackupd)[21506]: NOTICE: About to notify administrator about event backup-start, running script '/etc/boxbackup/bbackupd/notifyadmin backup-start'
> Apr 3 10:40:33 b05s11le Box Backup (bbackupd)[21506]: WARNING: Exception thrown: CipherException(EVPFinalFailure) at CipherContext.cpp(503)
> Apr 3 10:40:33 b05s11le Box Backup (bbackupd)[21506]: ERROR: SSL error during Read: error:06065064:digital envelope routines:EVP_DecryptFinal_ex:bad decrypt
> Apr 3 10:40:33 b05s11le Box Backup (bbackupd)[21506]: ERROR: SSL error during Read: error:06065064:digital envelope routines:EVP_DecryptFinal_ex:bad decrypt
> Apr 3 10:40:33 b05s11le Box Backup (bbackupd)[21506]: WARNING: Exception thrown: ConnectionException(Conn_TLSReadFailed) at SocketStreamTLS.cpp(377)
> Apr 3 10:40:33 b05s11le Box Backup (bbackupd)[21506]: WARNING: Suppressing duplicate notification about backup-error
> Apr 3 10:40:33 b05s11le Box Backup (bbackupd)[21506]: ERROR: Exception caught (Cipher EVPFinalFailure 5/6), reset state and waiting to retry...
> Apr 3 10:40:43 b05s11le Box Backup (bbackupd)[21506]: NOTICE: File statistics: total file size uploaded 0, bytes already on server 0, encoded size 0
>
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