Re: Mount some archive and do not show it in "devices" list

[Jehan Pagès <jehan marmottard gmail com>]

Hi,

On Wed, Aug 20, 2014 at 4:28 PM, Tomas Bzatek <tbzatek redhat com> wrote:
> On Wed, 2014-08-20 at 15:04 +0200, Jehan Pagès wrote:
> > If I were to report a feature request
> > on bugzilla, would a mounting option for hidden mount point be
> > considered, or it would be refused by design?
>
> We've been wanting per-mount options for some time; however no real work
> has been started on it (see [1]).
>
> Please file a RFE in bugzilla so that the idea would not get lost. It's
> actually not a bad idea with rather trivial implementation (outside of
> the option system itself).

Done: https://bugzilla.gnome.org/show_bug.cgi?id=735105
I added also a dependency to bug 585423.

> The only way of controlling mount visibility right now is through the
> udisks2 volume monitor:
> https://git.gnome.org/browse/gvfs/plain/monitor/udisks2/what-is-shown.txt
> That's for fstab mounts however.
>
>
> > > The following may point you in the right direction for reading archives:
> > > http://www.hadess.net/2013/12/on-beauty-of-libarchive.html
> >
> > Thanks. I'll have a look, though a quick skimming of the API seems to
> > tell me that's not what I wanted. This allows me to list and read data
> > in an archive, but I actually really wanted to be able to do various
> > things, like execute files in an archive and such (imagine for
> > instance a plugin system, where plugins are composed of scripts and
> > data packed in some archive. Running the script from inside the
> > archive, and this script still being able to access the rest of its
> > data in its own mount point — and communicating, through pipes or
> > whatever, with the main program — would be quite convenient).
> > I had not tested this part yet, but I imagine that since a mount point
> > was created for the archive, it would have been possible to run a
> > script this way through gio, without even getting it out of its
> > archive.
>
> If you wanted to execute a script from the virtual mount, you'd need to
> use gvfs-fuse daemon to get a POSIX access. While it could work, it's
> only a fallback with tons of issues and limitations. We don't encourage
> people in such way of using gvfs, it's not our primary target either.
>
> Reading your lines, I think you'd be more happy with a pure archiving
> FUSE filesystem, such as the archivemount [2] project.

Ok. Thanks for the hint. I'll have a look to this project.

Jehan

> [1] https://bugzilla.gnome.org/show_bug.cgi?id=585423
> [2] http://en.wikipedia.org/wiki/Archivemount
>
> --
> Tomas Bzatek <tbzatek redhat com>
>
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