On 08/30/16 12:05, Marco van Wieringen wrote:
> On 08/26/16 10:13 PM, Douglas K. Rand wrote:
>> I'm testing some disaster recovery scenarios and I'm having problems
>> with the bls and bextract commands and encrypted LTO tapes.
>>
>> Running bls results in the tape looking empty except for the header:
>>
>> % sudo bls -V ND0000 /dev/nsa0
>> bls: butil.c:271-0 Using device: "/dev/nsa0" for reading.
>> 26-Aug 14:48 bls JobId 0: No slot defined in catalog (slot=0) for Volume
>> "ND0000" on "lto6-1" (/dev/nsa0).
>> 26-Aug 14:48 bls JobId 0: Cartridge change or "update slots" may be
>> required.
>> 26-Aug 14:48 bls JobId 0: Ready to read from volume "ND0000" on device
>> "lto6-1" (/dev/nsa0).
>> 26-Aug 14:49 bls JobId 0: End of Volume at file 1 on device "lto6-1"
>> (/dev/nsa0), Volume "ND0000"
>> 26-Aug 14:49 bls JobId 0: End of all volumes.
>> 0 files found.
>>
>> The crypto cache file is up to date and that is where I got the key to
>> set with bscrypto.  And I verified in the debug output of bls that it
>> reads the crypto cache. And it loads the sd_plugin scsicrypto-sd.
> 
> The keys are normally wrapped e.g. encoded even in the crypto cache.
> So you need the -D option of bls
> 
> -D <director> 
> 
> specify a director name specified in the Storage
> configuration file for the Key Encryption Key selection

Thanks for the tip.  Specifying the director name via -D makes it work
like a charm.

Thanks!

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