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|
{
config,
lib,
pkgs,
...
}:
let
cfg = config.services.hddfancontrol;
in
{
meta.maintainers = with lib.maintainers; [ jadewilk ];
imports = [
(lib.mkRemovedOptionModule [
"services"
"hddfancontrol"
"smartctl"
] "Smartctl is now automatically used when necessary, which makes this option redundant")
(lib.mkRemovedOptionModule [
"services"
"hddfancontrol"
"disks"
] "Disks should now be specified per hddfancontrol instance in its attrset")
(lib.mkRemovedOptionModule [
"services"
"hddfancontrol"
"pwmPaths"
] "Pwm Paths should now be specified per hddfancontrol instance in its attrset")
(lib.mkRemovedOptionModule [
"services"
"hddfancontrol"
"logVerbosity"
] "Log Verbosity should now be specified per hddfancontrol instance in its attrset")
(lib.mkRemovedOptionModule [
"services"
"hddfancontrol"
"extraArgs"
] "Extra Args should now be specified per hddfancontrol instance in its attrset")
];
options = {
services.hddfancontrol.enable = lib.mkEnableOption "hddfancontrol daemon";
services.hddfancontrol.package = lib.mkPackageOption pkgs "hddfancontrol" { };
services.hddfancontrol.settings = lib.mkOption {
type = lib.types.attrsWith {
placeholder = "drive-bay-name";
elemType = (
lib.types.submodule (
{ ... }:
{
options = {
disks = lib.mkOption {
type = lib.types.listOf lib.types.str;
default = [ ];
description = ''
Drive(s) to get temperature from
Can also use command substitution to automatically grab all matching drives; such as all scsi (sas) drives
'';
example = [
"/dev/sda"
"`find /dev/disk/by-id -name \"scsi*\" -and -not -name \"*-part*\" -printf \"%p \"`"
];
};
pwmPaths = lib.mkOption {
type = lib.types.listOf lib.types.str;
default = [ ];
description = ''
PWM filepath(s) to control fan speed (under /sys), followed by initial and fan-stop PWM values
Can also use command substitution to ensure the correct hwmonX is selected on every boot
'';
example = [
"/sys/class/hwmon/hwmon2/pwm1:30:10"
"`echo /sys/devices/platform/nct6775.656/hwmon/hwmon[[:print:]]`/pwm4:80:20"
];
};
logVerbosity = lib.mkOption {
type = lib.types.enum [
"TRACE"
"DEBUG"
"INFO"
"WARN"
"ERROR"
];
default = "INFO";
description = ''
Verbosity of the log level
'';
};
extraArgs = lib.mkOption {
type = lib.types.listOf lib.types.str;
default = [ ];
description = ''
Extra commandline arguments for hddfancontrol
'';
example = [
"--min-fan-speed-prct=10"
"--interval=1min"
];
};
};
}
)
);
};
default = { };
description = ''
Parameter-sets for each instance of hddfancontrol.
'';
example = lib.literalExpression ''
{
harddrives = {
disks = [
"/dev/sda"
"/dev/sdb"
"/dev/sdc"
];
pwmPaths = [
"/sys/class/hwmon/hwmon1/pwm1:25:10"
];
logVerbosity = "DEBUG";
};
ssddrives = {
disks = [
"/dev/sdd"
"/dev/sde"
"/dev/sdf"
];
pwmPaths = [
"/sys/class/hwmon/hwmon1/pwm2:25:10"
];
extraArgs = [
"--interval=30s"
];
};
}
'';
};
};
config = lib.mkIf cfg.enable (
let
args =
cnf:
lib.concatLists [
[ "-d" ]
cnf.disks
[ "-p" ]
cnf.pwmPaths
cnf.extraArgs
];
createService = cnf: {
description = "HDD fan control";
documentation = [ "man:hddfancontrol(1)" ];
after = [ "hddtemp.service" ];
wants = [ "hddtemp.service" ];
script =
let
argString = lib.strings.concatStringsSep " " (args cnf);
in
"${lib.getExe cfg.package} -v ${cnf.logVerbosity} daemon ${argString}";
serviceConfig = {
CPUSchedulingPolicy = "rr";
CPUSchedulingPriority = 49;
ProtectSystem = "strict";
PrivateTmp = true;
ProtectHome = true;
SystemCallArchitectures = "native";
MemoryDenyWriteExecute = true;
NoNewPrivileges = true;
};
wantedBy = [ "multi-user.target" ];
};
services = lib.attrsets.mergeAttrsList [
(lib.attrsets.mapAttrs' (
name: cnf: lib.nameValuePair "hddfancontrol-${name}" (createService cnf)
) cfg.settings)
{
"hddfancontrol".enable = false;
}
];
in
{
systemd.packages = [ cfg.package ];
hardware.sensor.hddtemp = {
enable = true;
drives = lib.lists.flatten (lib.attrsets.catAttrs "disks" (lib.attrsets.attrValues cfg.settings));
};
systemd.services = services;
}
);
}
|
