nixpkgs/nixos/modules/services/monitoring/prometheus/exporters/blackbox.nix

38 lines
1,005 B
Nix

{ config, lib, pkgs, options }:
with lib;
let
cfg = config.services.prometheus.exporters.blackbox;
checkConfig = file: pkgs.runCommand "checked-blackbox-exporter.conf" {
preferLocalBuild = true;
buildInputs = [ pkgs.buildPackages.prometheus-blackbox-exporter ]; } ''
ln -s ${file} $out
blackbox_exporter --config.check --config.file $out
'';
in
{
port = 9115;
extraOpts = {
configFile = mkOption {
type = types.path;
description = ''
Path to configuration file.
'';
};
};
serviceOpts = {
serviceConfig = {
AmbientCapabilities = [ "CAP_NET_RAW" ]; # for ping probes
ExecStart = ''
${pkgs.prometheus-blackbox-exporter}/bin/blackbox_exporter \
--web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
--config.file ${checkConfig cfg.configFile} \
${concatStringsSep " \\\n " cfg.extraFlags}
'';
ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
};
};
}