nixpkgs/nixos/modules/services/monitoring/prometheus/fritzbox-exporter.nix
2017-03-15 17:22:36 +01:00

76 lines
1.9 KiB
Nix

{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.services.prometheus.fritzboxExporter;
in {
options = {
services.prometheus.fritzboxExporter = {
enable = mkEnableOption "prometheus fritzbox exporter";
port = mkOption {
type = types.int;
default = 9133;
description = ''
Port to listen on.
'';
};
gatewayAddress = mkOption {
type = types.str;
default = "fritz.box";
description = ''
The hostname or IP of the FRITZ!Box.
'';
};
gatewayPort = mkOption {
type = types.int;
default = 49000;
description = ''
The port of the FRITZ!Box UPnP service.
'';
};
extraFlags = mkOption {
type = types.listOf types.str;
default = [];
description = ''
Extra commandline options when launching the fritzbox exporter.
'';
};
openFirewall = mkOption {
type = types.bool;
default = false;
description = ''
Open port in firewall for incoming connections.
'';
};
};
};
config = mkIf cfg.enable {
networking.firewall.allowedTCPPorts = optional cfg.openFirewall cfg.port;
systemd.services.prometheus-fritzbox-exporter = {
description = "Prometheus exporter for FRITZ!Box via UPnP";
unitConfig.Documentation = "https://github.com/ndecker/fritzbox_exporter";
wantedBy = [ "multi-user.target" ];
serviceConfig = {
User = "nobody";
Restart = "always";
PrivateTmp = true;
WorkingDirectory = /tmp;
ExecStart = ''
${pkgs.prometheus-fritzbox-exporter}/bin/fritzbox_exporter \
-listen-address :${toString cfg.port} \
-gateway-address ${cfg.gatewayAddress} \
-gateway-port ${toString cfg.gatewayPort} \
${concatStringsSep " \\\n " cfg.extraFlags}
'';
};
};
};
}