65 lines
1.8 KiB
Nix
65 lines
1.8 KiB
Nix
{ config, lib, pkgs, options }:
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with lib;
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let
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cfg = config.services.prometheus.exporters.script;
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configFile = pkgs.writeText "script-exporter.yaml" (builtins.toJSON cfg.settings);
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in
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{
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port = 9172;
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extraOpts = {
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settings.scripts = mkOption {
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type = with types; listOf (submodule {
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options = {
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name = mkOption {
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type = str;
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example = "sleep";
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description = "Name of the script.";
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};
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script = mkOption {
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type = str;
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example = "sleep 5";
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description = "Shell script to execute when metrics are requested.";
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};
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timeout = mkOption {
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type = nullOr int;
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default = null;
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example = 60;
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description = "Optional timeout for the script in seconds.";
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};
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};
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});
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example = literalExample ''
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{
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scripts = [
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{ name = "sleep"; script = "sleep 5"; }
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];
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}
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'';
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description = ''
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All settings expressed as an Nix attrset.
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Check the official documentation for the corresponding YAML
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settings that can all be used here: <link xlink:href="https://github.com/adhocteam/script_exporter#sample-configuration" />
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'';
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};
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};
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serviceOpts = {
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serviceConfig = {
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ExecStart = ''
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${pkgs.prometheus-script-exporter}/bin/script_exporter \
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--web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
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--config.file ${configFile} \
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${concatStringsSep " \\\n " cfg.extraFlags}
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'';
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NoNewPrivileges = true;
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ProtectHome = true;
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ProtectSystem = "strict";
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ProtectKernelTunables = true;
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ProtectKernelModules = true;
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ProtectControlGroups = true;
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};
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};
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}
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