14 lines
459 B
Nix
14 lines
459 B
Nix
{lib, pkgs, ...}: {
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# Disables spindown on all disks of /dev/sd* format. -S might be used later not sure if needed yet.
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services.udev.extraRules =
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let
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mkRule = as: lib.concatStringsSep ", " as;
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mkRules = rs: lib.concatStringsSep "\n" rs;
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in mkRules ([( mkRule [
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''ACTION=="add|change"''
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''SUBSYSTEM=="block"''
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''KERNEL=="sd[a-z]"''
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''ATTR{queue/rotational}=="1"''
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''RUN+="${pkgs.hdparm}/bin/hdparm -B 254 /dev/%k"''
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])]);
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}
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