Enterprise Networking Planet: Manage Linux Hardware with udev (Part 2)
Oct 12, 2006, 05:15 (0 Talkback[s])
(Other stories by Carla Schroder)
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[ Thanks to Carla
Schroder for this link. ]
"Last week we learned the basics of the udev filesystem, and how
to dig up device names. Today we dive into writing custom udev
rules. Why would you want to acquire this strange knowledge?
Because, believe it or not, computers are not yet perfect, so
sometimes we must fix them. USB scanners are notorious examples of
needing human intervention to be usable by non-root users. Managing
device permissions is something you're bound to bump into sooner or
later--the traditional Unix method of user and group permissions no
longer works on udev-managed devices. USB devices are moving
targets that take on different names if you don't nail them down.
If you want to give them friendly, memorable names, you'll need to
know how to configure udev..."