nixos/hddfancontrol: initial module & test

This commit is contained in:
Benjamin Staffin 2023-06-25 12:35:47 -04:00
parent 8deb8a1fcf
commit 12b3178bd2
5 changed files with 115 additions and 0 deletions

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@ -20,6 +20,8 @@
- [mautrix-whatsapp](https://docs.mau.fi/bridges/go/whatsapp/index.html) A Matrix-WhatsApp puppeting bridge
- [hddfancontrol](https://github.com/desbma/hddfancontrol), a service to regulate fan speeds based on hard drive temperature. Available as [services.hddfancontrol](#opt-services.hddfancontrol.enable).
- [GoToSocial](https://gotosocial.org/), an ActivityPub social network server, written in Golang. Available as [services.gotosocial](#opt-services.gotosocial.enable).
- [Typesense](https://github.com/typesense/typesense), a fast, typo-tolerant search engine for building delightful search experiences. Available as [services.typesense](#opt-services.typesense.enable).

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@ -505,6 +505,7 @@
./services/hardware/fancontrol.nix
./services/hardware/freefall.nix
./services/hardware/fwupd.nix
./services/hardware/hddfancontrol.nix
./services/hardware/illum.nix
./services/hardware/interception-tools.nix
./services/hardware/irqbalance.nix

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@ -0,0 +1,67 @@
{ config, lib, pkgs, ... }:
let
cfg = config.services.hddfancontrol;
types = lib.types;
in
{
options = {
services.hddfancontrol.enable = lib.mkEnableOption "hddfancontrol daemon";
services.hddfancontrol.disks = lib.mkOption {
type = with types; listOf path;
default = [];
description = lib.mdDoc ''
Drive(s) to get temperature from
'';
example = ["/dev/sda"];
};
services.hddfancontrol.pwmPaths = lib.mkOption {
type = with types; listOf path;
default = [];
description = lib.mdDoc ''
PWM filepath(s) to control fan speed (under /sys)
'';
example = ["/sys/class/hwmon/hwmon2/pwm1"];
};
services.hddfancontrol.smartctl = lib.mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Probe temperature using smartctl instead of hddtemp or hdparm
'';
};
services.hddfancontrol.extraArgs = lib.mkOption {
type = with types; listOf str;
default = [];
description = lib.mdDoc ''
Extra commandline arguments for hddfancontrol
'';
example = ["--pwm-start-value=32"
"--pwm-stop-value=0"
"--spin-down-time=900"];
};
};
config = lib.mkIf cfg.enable (
let args = lib.concatLists [
["-d"] cfg.disks
["-p"] cfg.pwmPaths
(lib.optional cfg.smartctl "--smartctl")
cfg.extraArgs
]; in {
systemd.packages = [pkgs.hddfancontrol];
systemd.services.hddfancontrol = {
enable = true;
wantedBy = [ "multi-user.target" ];
environment.HDDFANCONTROL_ARGS = lib.escapeShellArgs args;
};
}
);
}

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@ -341,6 +341,7 @@ in {
hbase2 = handleTest ./hbase.nix { package=pkgs.hbase2; };
hbase_2_4 = handleTest ./hbase.nix { package=pkgs.hbase_2_4; };
hbase3 = handleTest ./hbase.nix { package=pkgs.hbase3; };
hddfancontrol = handleTest ./hddfancontrol.nix {};
hedgedoc = handleTest ./hedgedoc.nix {};
herbstluftwm = handleTest ./herbstluftwm.nix {};
homepage-dashboard = handleTest ./homepage-dashboard.nix {};

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@ -0,0 +1,44 @@
import ./make-test-python.nix ({ pkgs, ... }: {
name = "hddfancontrol";
meta = with pkgs.lib.maintainers; {
maintainers = [ benley ];
};
nodes.machine = { ... }: {
imports = [ ../modules/profiles/minimal.nix ];
services.hddfancontrol.enable = true;
services.hddfancontrol.disks = ["/dev/vda"];
services.hddfancontrol.pwmPaths = ["/test/hwmon1/pwm1"];
services.hddfancontrol.extraArgs = ["--pwm-start-value=32"
"--pwm-stop-value=0"];
systemd.services.hddfancontrol_fixtures = {
description = "Install test fixtures for hddfancontrol";
serviceConfig = {
Type = "oneshot";
};
script = ''
mkdir -p /test/hwmon1
echo 255 > /test/hwmon1/pwm1
echo 2 > /test/hwmon1/pwm1_enable
'';
wantedBy = ["hddfancontrol.service"];
before = ["hddfancontrol.service"];
};
systemd.services.hddfancontrol.serviceConfig.ReadWritePaths = "/test";
};
# hddfancontrol.service will fail to start because qemu /dev/vda doesn't have
# any thermal interfaces, but it should ensure that fans appear to be running
# before it aborts.
testScript = ''
start_all()
machine.wait_for_unit("multi-user.target")
machine.succeed("journalctl -eu hddfancontrol.service|grep 'Setting fan speed'")
machine.shutdown()
'';
})