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Date:      Fri, 27 Feb 2015 22:56:18 +0100
From:      Markus Hoenicka <markus.hoenicka@mhoenicka.de>
To:        freebsd-questions@freebsd.org
Subject:   Re: problems mounting camera to download pics ....
Message-ID:  <b0318e60767010b98bf81bda1a297462@mhoenicka.de>
In-Reply-To: <5161492.5f10mYJAFX@amd.asgard.uk>
References:  <54EF5A28.8010605@hiwaay.net> <CA%2BtpaK0mQjSNRnFsjiE7v1AY39jgtoPUfNvMdyqyUZv0qo1cWg@mail.gmail.com> <54EFA8DE.9050909@hiwaay.net> <5161492.5f10mYJAFX@amd.asgard.uk>

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Am 2015-02-27 22:33, schrieb Dave:
> On Thursday 26 February 2015 17:14:38 William A. Mahaffey III wrote:
>> On 02/26/15 15:54, Adam Vande More wrote:
>> > On Thu, Feb 26, 2015 at 11:38 AM, William A. Mahaffey III <wam@hiwaay.net>
>> >
>> > wrote:
>> >> .... I am trying to mount my digital camera to download some pics I just
>> >> took. When I do this as root, it works AOK & I got the pics off. However,
>> >> when I changed my fstab file to (supposedly) allow regular users to mount
>> >> that directory, the mount command fails:
>> >>
>> >>
>> >> [wam@kabini1, ~, 11:33:11am] 530 % mount /media/flash/
>> >> mount_msdosfs: /dev/da0s1: Operation not permitted
>> >> [wam@kabini1, ~, 11:35:58am] 530 %
>> >>
>> >>
>> >> relevant lines from my fstab file:
>> >>
>> >>
>> >> /dev/da0s1      /media/flash            msdosfs
>> >> rw,sync,noauto,longnames,-Lru_RU.UTF-8,users    0       0
>> >> # /dev/da0s1    /media/flash            msdosfs
>> >> rw,sync,noauto,longnames,-Lru_RU.UTF-8          0       0
>> >>
>> >>
>> >> FreeBSD 9.3-RELEASE-p9
>> >>
>> >> Not a huge issue, since I can get 'er done as root, but I don't see why
>> >> this shouldn't be feasible as a regular user .... TIA & have a nice,
>> >> snowy
>> >> (here) day ;-) ....
>> >
>> > sysctl vfs.usermount=1
>> 
>> Already tried, didn't work, however someone else suggested setuid on
>> /sbin/(u)mount & that worked .... Thanks :-) ....
> 
> Rather than giving every user root level access to mount (possible 
> security
> issue), the more correct way is to create devfs rules, see the FreeBSD
> Handbook:
> 
> https://www.freebsd.org/doc/en/books/handbook/usb-disks.html
> 

I've done something along these lines to make my camera accessible from 
FreeBSD, see this blog entry here:

http://www.mhoenicka.de/system-cgi/blog/index.php?itemid=2234

hope this helps
Markus


-- 
Markus Hoenicka
http://www.mhoenicka.de
AQ score 38




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