53 lines
1.1 KiB
Nix
53 lines
1.1 KiB
Nix
{writeText, cleanSource, udev, procps}:
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let
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conf = writeText "udev.conf" "
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udev_rules=\"${cleanSource ./udev-rules}\"
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";
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in
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{
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name = "udev";
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job = "
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start on startup
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stop on shutdown
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env UDEV_CONFIG_FILE=${conf}
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start script
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echo '' > /proc/sys/kernel/hotplug
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# Get rid of possible old udev processes.
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${procps}/bin/pkill -u root '^udevd$' || true
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# Start udev.
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${udev}/sbin/udevd --daemon
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# Let udev create device nodes for all modules that have already
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# been loaded into the kernel (or for which support is built into
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# the kernel).
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${udev}/sbin/udevtrigger
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${udev}/sbin/udevsettle # wait for udev to finish
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# Kill udev, let Upstart restart and monitor it. (This is nasty,
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# but we have to run udevtrigger first. Maybe we can use
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# Upstart's `binary' keyword, but it isn't implemented yet.)
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if ! ${procps}/bin/pkill -u root '^udevd$'; then
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echo \"couldn't stop udevd\"
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fi
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while ${procps}/bin/pgrep -u root '^udevd$'; do
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sleep 1
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done
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initctl emit new-devices
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end script
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respawn ${udev}/sbin/udevd
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";
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}
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