72 lines
1.8 KiB
Nix
72 lines
1.8 KiB
Nix
{ config, lib, pkgs }:
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with lib;
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let
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cfg = config.services.prometheus.exporters.snmp;
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in
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{
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port = 9116;
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extraOpts = {
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configurationPath = mkOption {
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type = types.nullOr types.path;
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default = null;
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description = ''
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Path to a snmp exporter configuration file. Mutually exclusive with 'configuration' option.
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'';
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example = "./snmp.yml";
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};
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configuration = mkOption {
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type = types.nullOr types.attrs;
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default = {};
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description = ''
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Snmp exporter configuration as nix attribute set. Mutually exclusive with 'configurationPath' option.
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'';
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example = ''
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{
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"default" = {
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"version" = 2;
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"auth" = {
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"community" = "public";
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};
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};
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};
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'';
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};
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logFormat = mkOption {
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type = types.str;
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default = "logger:stderr";
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description = ''
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Set the log target and format.
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'';
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};
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logLevel = mkOption {
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type = types.enum ["debug" "info" "warn" "error" "fatal"];
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default = "info";
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description = ''
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Only log messages with the given severity or above.
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'';
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};
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};
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serviceOpts = let
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configFile = if cfg.configurationPath != null
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then cfg.configurationPath
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else "${pkgs.writeText "snmp-eporter-conf.yml" (builtins.toJSON cfg.configuration)}";
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in {
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serviceConfig = {
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DynamicUser = true;
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ExecStart = ''
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${pkgs.prometheus-snmp-exporter.bin}/bin/snmp_exporter \
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-config.file ${configFile} \
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-log.format ${cfg.logFormat} \
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-log.level ${cfg.logLevel} \
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-web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
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${concatStringsSep " \\\n " cfg.extraFlags}
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'';
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};
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};
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}
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