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|
{
config,
lib,
pkgs,
...
}:
let
cfg = config.services.ananicy;
configFile = pkgs.writeText "ananicy.conf" (lib.generators.toKeyValue { } cfg.settings);
extraRules = pkgs.writeText "extraRules" (
lib.concatMapStringsSep "\n" (l: builtins.toJSON l) cfg.extraRules
);
extraTypes = pkgs.writeText "extraTypes" (
lib.concatMapStringsSep "\n" (l: builtins.toJSON l) cfg.extraTypes
);
extraCgroups = pkgs.writeText "extraCgroups" (
lib.concatMapStringsSep "\n" (l: builtins.toJSON l) cfg.extraCgroups
);
servicename =
if ((lib.getName cfg.package) == (lib.getName pkgs.ananicy-cpp)) then "ananicy-cpp" else "ananicy";
in
{
options.services.ananicy = {
enable = lib.mkEnableOption "Ananicy, an auto nice daemon";
package = lib.mkPackageOption pkgs "ananicy" { example = "ananicy-cpp"; };
rulesProvider = lib.mkPackageOption pkgs "ananicy" { example = "ananicy-cpp"; } // {
description = ''
Which package to copy default rules,types,cgroups from.
'';
};
settings = lib.mkOption {
type =
with lib.types;
attrsOf (oneOf [
int
bool
str
]);
default = { };
example = {
apply_nice = false;
};
description = ''
See <https://github.com/Nefelim4ag/Ananicy/blob/master/ananicy.d/ananicy.conf>
'';
};
extraRules = lib.mkOption {
type = with lib.types; listOf attrs;
default = [ ];
description = ''
Rules to write in 'nixRules.rules'. See:
<https://github.com/Nefelim4ag/Ananicy#configuration>
<https://gitlab.com/ananicy-cpp/ananicy-cpp/#global-configuration>
'';
example = [
{
name = "eog";
type = "Image-Viewer";
}
{
name = "fdupes";
type = "BG_CPUIO";
}
];
};
extraTypes = lib.mkOption {
type = with lib.types; listOf attrs;
default = [ ];
description = ''
Types to write in 'nixTypes.types'. See:
<https://gitlab.com/ananicy-cpp/ananicy-cpp/#types>
'';
example = [
{
type = "my_type";
nice = 19;
other_parameter = "value";
}
{
type = "compiler";
nice = 19;
sched = "batch";
ioclass = "idle";
}
];
};
extraCgroups = lib.mkOption {
type = with lib.types; listOf attrs;
default = [ ];
description = ''
Cgroups to write in 'nixCgroups.cgroups'. See:
<https://gitlab.com/ananicy-cpp/ananicy-cpp/#cgroups>
'';
example = [
{
cgroup = "cpu80";
CPUQuota = 80;
}
];
};
};
config = lib.mkIf cfg.enable {
environment = {
systemPackages = [ cfg.package ];
etc."ananicy.d".source =
pkgs.runCommand "ananicyfiles"
{
preferLocalBuild = true;
}
''
mkdir -p $out
# ananicy-cpp does not include rules or settings on purpose
if [[ -d "${cfg.rulesProvider}/etc/ananicy.d/00-default" ]]; then
cp -r ${cfg.rulesProvider}/etc/ananicy.d/* $out
else
cp -r ${cfg.rulesProvider}/* $out
fi
# configured through .setings
rm -f $out/ananicy.conf
cp ${configFile} $out/ananicy.conf
${lib.optionalString (cfg.extraRules != [ ]) "cp ${extraRules} $out/nixRules.rules"}
${lib.optionalString (cfg.extraTypes != [ ]) "cp ${extraTypes} $out/nixTypes.types"}
${lib.optionalString (cfg.extraCgroups != [ ]) "cp ${extraCgroups} $out/nixCgroups.cgroups"}
'';
};
# ananicy and ananicy-cpp have different default settings
services.ananicy.settings =
let
mkOD = lib.mkOptionDefault;
in
{
cgroup_load = mkOD true;
type_load = mkOD true;
rule_load = mkOD true;
apply_nice = mkOD true;
apply_ioclass = mkOD true;
apply_ionice = mkOD true;
apply_sched = mkOD true;
apply_oom_score_adj = mkOD true;
apply_cgroup = mkOD true;
}
// (
if servicename == "ananicy-cpp" then
{
# https://gitlab.com/ananicy-cpp/ananicy-cpp/-/blob/master/src/config.cpp#L12
loglevel = mkOD "warn"; # default is info but its spammy
cgroup_realtime_workaround = true;
log_applied_rule = mkOD false;
}
else
{
# https://github.com/Nefelim4ag/Ananicy/blob/master/ananicy.d/ananicy.conf
check_disks_schedulers = mkOD true;
check_freq = mkOD 5;
}
);
systemd = {
packages = [ cfg.package ];
services."${servicename}" = {
wantedBy = [ "default.target" ];
};
};
};
meta.maintainers = with lib.maintainers; [ artturin ];
}
|
