On 12/17/2013 08:52 AM, Robert Milasan wrote:
> Hello,
> got a small question about creating a rule, like this:
>
> ACTION=="add", ...., ENV{test_device}="1"
>
> ACTION=="remove, ...., ENV{test_device}=="1",
> RUN+="/path/to/some/script"
>
> Does udev save test_device variable someplace and then it can be used
> later on, when have ACTION=="remove" ?
>
Typically not.
I would be using external tools for that, like 'collect'
Might be biased, though, what with me having written it ...
And the alternative of querying the udev database from within an
udev event is just plain ugly and prone to races.
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
h...@suse.de +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)
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