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66cfe56827
nixos/rtkit: mention pipewire in docstring
I don't know the reason for rtkit only getting enabled by
hardware.pulseaudio.enable and not services.pipewire.enable, as they
both use it to get real-time priority, but we can at least help users by
mentioning pipewire in the rtkit option.
(cherry picked from commit 886de305c8)
Co-authored-by: Bjørn Forsman <bjorn.forsman@gmail.com>
47 lines
992 B
Nix
47 lines
992 B
Nix
# A module for ‘rtkit’, a DBus system service that hands out realtime
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# scheduling priority to processes that ask for it.
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{ config, lib, pkgs, ... }:
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with lib;
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{
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options = {
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security.rtkit.enable = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to enable the RealtimeKit system service, which hands
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out realtime scheduling priority to user processes on
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demand. For example, PulseAudio and PipeWire use this to
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acquire realtime priority.
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'';
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};
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};
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config = mkIf config.security.rtkit.enable {
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security.polkit.enable = true;
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# To make polkit pickup rtkit policies
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environment.systemPackages = [ pkgs.rtkit ];
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systemd.packages = [ pkgs.rtkit ];
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services.dbus.packages = [ pkgs.rtkit ];
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users.users.rtkit =
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{
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isSystemUser = true;
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group = "rtkit";
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description = "RealtimeKit daemon";
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};
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users.groups.rtkit = {};
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};
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}
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