52 lines
1.4 KiB
Nix
52 lines
1.4 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.nginxlog;
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in {
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port = 9117;
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extraOpts = {
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settings = mkOption {
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type = types.attrs;
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default = {};
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description = lib.mdDoc ''
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All settings of nginxlog 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: https://github.com/martin-helmich/prometheus-nginxlog-exporter
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The `listen` object is already generated by `port`, `listenAddress` and `metricsEndpoint` and
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will be merged with the value of `settings` before writing it as JSON.
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'';
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};
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metricsEndpoint = mkOption {
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type = types.str;
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default = "/metrics";
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description = lib.mdDoc ''
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Path under which to expose metrics.
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'';
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};
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};
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serviceOpts = let
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listenConfig = {
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listen = {
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port = cfg.port;
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address = cfg.listenAddress;
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metrics_endpoint = cfg.metricsEndpoint;
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};
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};
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completeConfig = pkgs.writeText "nginxlog-exporter.yaml" (builtins.toJSON (lib.recursiveUpdate listenConfig cfg.settings));
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in {
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serviceConfig = {
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ExecStart = ''
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${pkgs.prometheus-nginxlog-exporter}/bin/prometheus-nginxlog-exporter -config-file ${completeConfig}
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'';
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Restart="always";
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ProtectSystem="full";
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};
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};
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}
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