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Author: Hendrik Boom
To: dng
Subject: Re: [DNG] For all you automounter programmers
On Wed, Apr 27, 2016 at 08:16:31PM -0400, Steve Litt wrote:
> On Wed, 27 Apr 2016 19:51:54 -0400
> Hendrik Boom <hendrik@???> wrote:
> > On Wed, Apr 27, 2016 at 07:24:29PM -0400, Steve Litt wrote:
> > >
> > > Another issue is a lot of thumb drives have the same label. I bet
> > > there are millions with the label "backup".
> >
> > And I'd like all my drives labelled "backup" to be mounted at the
> > same mountpoint so I can use one backup script for all of them.
> >
> > I really believe in multiple backups.
> >
> > -- hendrik
> Ohhhhhhhhhhh! I see what you're doing: You're keying completely off
> labels so scripts work. Makes perfect sense.
> I don't know of a way to tell pmount or udev/vdev/eudev to assign a
> particular device to a thumb drive, without manually doing all the
> mknod and all that. Excellent idea, very useful. But if something's
> already assigned to that device, you're sol.
> But...
> I think my original handled that, by creating a database of UUID, label
> and device name (and now it's going to need to include user mounting it
> too). So a little universal shellscript can go in the database (which
> of course is a simple file), find the label, and read across the row to
> find its current device so you can plug that into an environment
> variable and use that.

The current method of keying off the UUID in /etc/fstab doesn't work;
it won't allow specifying more than on UUID at a mount point, even if
they are never presented at once. (which is something I'd never do to
two independent backup drives)

-- hendrik

> SteveT
> Steve Litt
> April 2016 featured book: Rapid Learning for the 21st Century
> http://www.troubleshooters.com/rl21
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