[wplug-bsd] Verification of a dump archive?

[Bill Moran]

Larry Daberko wrote:
> Hi,
> 	I'm trying to find a way to verify a dump archive.  I'm backing up my
> FreeBSD systems using dump, piped over ssh to a remote backup server.
> I've read that there's no way to compare the dump contents with the disk
> contents so I figured it would be sufficient to test the archive by
> recovering a file.
> 	In the backup script, I create a datestamp.txt file immediately before
> the dump and delete it after the dump.  On the remote host, I can
> restore the datestamp.txt file easily by hand.  But I haven't figured
> out a way to automate this check.
> 	Is there a way to have restore work without operator intervention or am
> I going about this the wrong way?

Hey Larry.

Your reasoning seems sound.  -x should do what you want.  If you're
extra paranoid, you could take an MD5 of the file before backup and
after restore and verify that they match.

-- 
Bill Moran
Potential Technologies
http://www.potentialtech.com