77 lines
2.3 KiB
Nix
77 lines
2.3 KiB
Nix
{ config, lib, pkgs, options, ... }:
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let
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cfg = config.services.prometheus.exporters.mongodb;
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inherit (lib)
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mkOption
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types
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optionalString
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getExe
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length
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concatStringsSep
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concatMapStringsSep
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escapeShellArgs
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;
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in
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{
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port = 9216;
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extraOpts = {
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uri = mkOption {
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type = types.str;
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default = "mongodb://localhost:27017/test";
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example = "mongodb://localhost:27017/test";
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description = "MongoDB URI to connect to.";
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};
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collStats = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "db1.coll1" "db2" ];
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description = ''
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List of comma separared databases.collections to get $collStats
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'';
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};
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indexStats = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "db1.coll1" "db2" ];
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description = ''
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List of comma separared databases.collections to get $indexStats
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'';
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};
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collector = mkOption {
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type = types.listOf types.str;
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default = [ ];
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example = [ "diagnosticdata" "replicasetstatus" "dbstats" "topmetrics" "currentopmetrics" "indexstats" "dbstats" "profile" ];
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description = "Enabled collectors";
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};
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collectAll = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Enable all collectors. Same as specifying all --collector.<name>
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'';
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};
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telemetryPath = mkOption {
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type = types.str;
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default = "/metrics";
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example = "/metrics";
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description = "Metrics expose path";
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};
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};
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serviceOpts = {
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serviceConfig = {
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RuntimeDirectory = "prometheus-mongodb-exporter";
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ExecStart = ''
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${getExe pkgs.prometheus-mongodb-exporter} \
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--mongodb.uri="${cfg.uri}" \
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${if cfg.collectAll then "--collect-all" else concatMapStringsSep " " (x: "--collect.${x}") cfg.collector} \
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${optionalString (length cfg.collStats > 0) "--mongodb.collstats-colls=${concatStringsSep "," cfg.collStats}"} \
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${optionalString (length cfg.indexStats > 0) "--mongodb.indexstats-colls=${concatStringsSep "," cfg.indexStats}"} \
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--web.listen-address="${cfg.listenAddress}:${toString cfg.port}" \
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--web.telemetry-path="${cfg.telemetryPath}" \
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${escapeShellArgs cfg.extraFlags}
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'';
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};
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};
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}
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