diff options
Diffstat (limited to 'nixos/modules/services/misc/ananicy.nix')
-rw-r--r-- | nixos/modules/services/misc/ananicy.nix | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/nixos/modules/services/misc/ananicy.nix b/nixos/modules/services/misc/ananicy.nix new file mode 100644 index 00000000000..191666bc362 --- /dev/null +++ b/nixos/modules/services/misc/ananicy.nix @@ -0,0 +1,107 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + cfg = config.services.ananicy; + configFile = pkgs.writeText "ananicy.conf" (generators.toKeyValue { } cfg.settings); + extraRules = pkgs.writeText "extraRules" cfg.extraRules; + servicename = if ((lib.getName cfg.package) == (lib.getName pkgs.ananicy-cpp)) then "ananicy-cpp" else "ananicy"; +in +{ + options = { + services.ananicy = { + enable = mkEnableOption "Ananicy, an auto nice daemon"; + + package = mkOption { + type = types.package; + default = pkgs.ananicy; + defaultText = literalExpression "pkgs.ananicy"; + example = literalExpression "pkgs.ananicy-cpp"; + description = '' + Which ananicy package to use. + ''; + }; + + settings = mkOption { + type = with types; attrsOf (oneOf [ int bool str ]); + default = { }; + example = { + apply_nice = false; + }; + description = '' + See <link xlink:href="https://github.com/Nefelim4ag/Ananicy/blob/master/ananicy.d/ananicy.conf"/> + ''; + }; + + extraRules = mkOption { + type = types.str; + default = ""; + description = '' + Extra rules in json format on separate lines. See: + <link xlink:href="https://github.com/Nefelim4ag/Ananicy#configuration"/> + <link xlink:href="https://gitlab.com/ananicy-cpp/ananicy-cpp/#global-configuration"/> + ''; + example = literalExpression '' + ''' + { "name": "eog", "type": "Image-View" } + { "name": "fdupes", "type": "BG_CPUIO" } + ''' + ''; + + }; + }; + }; + + config = mkIf cfg.enable { + environment = { + systemPackages = [ cfg.package ]; + etc."ananicy.d".source = pkgs.runCommandLocal "ananicyfiles" { } '' + mkdir -p $out + # ananicy-cpp does not include rules or settings on purpose + cp -r ${pkgs.ananicy}/etc/ananicy.d/* $out + rm $out/ananicy.conf + cp ${configFile} $out/ananicy.conf + ${optionalString (cfg.extraRules != "") "cp ${extraRules} $out/nixRules.rules"} + ''; + }; + + # ananicy and ananicy-cpp have different default settings + services.ananicy.settings = + let + mkOD = mkOptionDefault; + in + { + cgroup_load = mkOD true; + type_load = mkOD true; + rule_load = mkOD true; + apply_nice = mkOD true; + apply_ioclass = mkOD true; + apply_ionice = mkOD true; + apply_sched = mkOD true; + apply_oom_score_adj = mkOD true; + apply_cgroup = mkOD true; + } // (if ((lib.getName cfg.package) == (lib.getName pkgs.ananicy-cpp)) then { + # https://gitlab.com/ananicy-cpp/ananicy-cpp/-/blob/master/src/config.cpp#L12 + loglevel = mkOD "warn"; # default is info but its spammy + cgroup_realtime_workaround = mkOD config.systemd.enableUnifiedCgroupHierarchy; + } else { + # https://github.com/Nefelim4ag/Ananicy/blob/master/ananicy.d/ananicy.conf + check_disks_schedulers = mkOD true; + check_freq = mkOD 5; + }); + + systemd = { + # https://gitlab.com/ananicy-cpp/ananicy-cpp/#cgroups applies to both ananicy and -cpp + enableUnifiedCgroupHierarchy = mkDefault false; + packages = [ cfg.package ]; + services."${servicename}" = { + wantedBy = [ "default.target" ]; + }; + }; + }; + + meta = { + maintainers = with maintainers; [ artturin ]; + }; +} |