[kwlug-disc] Multiple disks to single mount point

Chris Irwin chris at chrisirwin.ca
Wed Mar 10 17:15:27 EST 2010

On Wed, 2010-03-10 at 16:52 -0500, John Van Ostrand wrote:
> It seems to me that you could use the different UUIDs as a feature. To
>  ensure that the correct one is in the drive you could set up some pool
>  of UUIDs and use a script file to u*mount (a test for the regex
>  audience). Have the script time stamp each UUID, maybe as a file name
>  in /var/lib/mybackup and don't allow the script to overwrite one
>  that's too recent.
> Use a custom shell script to mount the volume just before backup and
>  umount it after. That way you also get an off-line feature for backup
>  so a single admin screw up won't hose last night's backup.

A bit more work than just blindly throwing a mount, but I suppose in
light of the points above, it is likely worth the effort.

Chris Irwin
e:  chris at chrisirwin.ca
w: http://chrisirwin.ca
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