On Wed, Aug 5, 2009 at 16:16, Bill Nottingham<notting@xxxxxxxxxx> wrote:
> In the old HAL days, it was reasonable to configure which devices
> would and would not get ownership/ACLs applied at the system level,
> as HAL contained system level customization (via FDIs) to set this.
>
> As I look at the current code in udev, I don't see a good way to
> override this. The only infrastructure is a 70-acl.rules file
> that has:
>
> ...
> # optical drives
> SUBSYSTEM=="block", ENV{ID_CDROM}=="1", ENV{ACL_MANAGE}="1"
>
> # sound devices
> SUBSYSTEM=="sound", ENV{ACL_MANAGE}="1"
> ...
> # apply ACL for all locally logged in users
> LABEL="acl_apply", ENV{ACL_MANAGE}=="?*",
> # TEST=="/var/run/ConsoleKit/database", \
> RUN+="udev-acl --action=$env{ACTION} --device=$env{DEVNAME}"
>
> ...
>
> The only way I can see to disable ACLs, for, say, a webcam, would
> be to write a rule that runs *before* this rules file, that sets
> last_rule. That's quite a hack.
>
> Is there a better way to set this that I don't see?
I guess the current logic could just check ACL_MANAGE=0, and skip the
device if that is set?
Kay
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