Merge pull request #199524 from ymarkus/zfs-exporter (8cc2dcce) · Commits · nix / nixpkgs

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

+2 −1

Original line number	Diff line number	Diff line
		@@ -77,6 +77,7 @@ let
		"varnish"
		"wireguard"
		"flow"
		"zfs"
		] (name:
		import (./. + "/exporters/${name}.nix") { inherit config lib pkgs options; }
		);
		@@ -196,7 +197,7 @@ let
		serviceConfig.LockPersonality = true;
		serviceConfig.MemoryDenyWriteExecute = true;
		serviceConfig.NoNewPrivileges = true;
		serviceConfig.PrivateDevices = true;
		serviceConfig.PrivateDevices = mkDefault true;
		serviceConfig.ProtectClock = mkDefault true;
		serviceConfig.ProtectControlGroups = true;
		serviceConfig.ProtectHome = true;

0 → 100644

+44 −0

Original line number	Diff line number	Diff line
		{ config, lib, pkgs, options }:

		with lib;

		let
		cfg = config.services.prometheus.exporters.zfs;
		in
		{
		port = 9134;

		extraOpts = {
		telemetryPath = mkOption {
		type = types.str;
		default = "/metrics";
		description = lib.mdDoc ''
		Path under which to expose metrics.
		'';
		};

		pools = mkOption {
		type = with types; nullOr (listOf str);
		default = [ ];
		description = lib.mdDoc ''
		Name of the pool(s) to collect, repeat for multiple pools (default: all pools).
		'';
		};
		};

		serviceOpts = {
		# needs zpool
		path = [ config.boot.zfs.package ];
		serviceConfig = {
		ExecStart = ''
		${pkgs.prometheus-zfs-exporter}/bin/zfs_exporter \
		--web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
		--web.telemetry-path ${cfg.telemetryPath} \
		${concatMapStringsSep " " (x: "--pool=${x}") cfg.pools} \
		${concatStringsSep " \\\n " cfg.extraFlags}
		'';
		ProtectClock = false;
		PrivateDevices = false;
		};
		};
		}

+16 −0

Original line number	Diff line number	Diff line
		@@ -1396,6 +1396,22 @@ let
		)
		'';
		};

		zfs = {
		exporterConfig = {
		enable = true;
		};
		metricProvider = {
		boot.supportedFilesystems = [ "zfs" ];
		networking.hostId = "7327ded7";
		};
		exporterTest = ''
		wait_for_unit("prometheus-zfs-exporter.service")
		wait_for_unit("zfs.target")
		wait_for_open_port(9134)
		wait_until_succeeds("curl -f localhost:9134/metrics \| grep 'zfs_scrape_collector_success{.*} 1'")
		'';
		};
		};
		in
		mapAttrs