nixpkgs/nixos/modules/services/networking/fan.nix
2015-08-22 14:05:35 -04:00

61 lines
1.1 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.networking.fan;
modprobe = "${config.system.sbin.modprobe}/sbin/modprobe";
in
{
###### interface
options = {
networking.fan = {
enable = mkEnableOption "FAN Networking";
};
};
###### implementation
config = mkIf cfg.enable {
environment.systemPackages = [ pkgs.fanctl ];
systemd.services.fan = {
description = "FAN Networking";
wantedBy = [ "multi-user.target" ];
after = [ "network-online.target" ];
before = [ "docker.service" ];
restartIfChanged = false;
preStart = ''
if [ ! -f /proc/sys/net/fan/version ]; then
${modprobe} ipip
if [ ! -f /proc/sys/net/fan/version ]; then
echo "The Fan Networking patches have not been applied to this kernel!" 1>&2
exit 1
fi
fi
mkdir -p /var/lib/fan-networking
'';
serviceConfig = {
Type = "oneshot";
RemainAfterExit = true;
ExecStart = "${pkgs.fanctl}/bin/fanctl up -a";
ExecStop = "${pkgs.fanctl}/bin/fanctl down -a";
};
};
};
}