From 43eaeee506939af8dc1d169754c5279b2372a134 Mon Sep 17 00:00:00 2001 From: lassulus Date: Mon, 9 Jan 2017 17:07:59 +0100 Subject: l 3: add telegraf service --- lass/3modules/default.nix | 1 + lass/3modules/telegraf.nix | 67 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 68 insertions(+) create mode 100644 lass/3modules/telegraf.nix (limited to 'lass') diff --git a/lass/3modules/default.nix b/lass/3modules/default.nix index b169fea40..1046fb7cd 100644 --- a/lass/3modules/default.nix +++ b/lass/3modules/default.nix @@ -9,5 +9,6 @@ _: ./urxvtd.nix ./usershadow.nix ./xresources.nix + ./telegraf.nix ]; } diff --git a/lass/3modules/telegraf.nix b/lass/3modules/telegraf.nix new file mode 100644 index 000000000..64b323460 --- /dev/null +++ b/lass/3modules/telegraf.nix @@ -0,0 +1,67 @@ +{ config, lib, pkgs, ... }: + +with builtins; +with lib; + +let + cfg = config.lass.telegraf; + + out = { + options.lass.telegraf = api; + config = mkIf cfg.enable imp; + }; + + api = { + enable = mkEnableOption "telegraf"; + dataDir = mkOption { + type = types.str; + default = "/var/lib/telegraf"; + }; + user = mkOption { + type = types.str; + default = "telegraf"; + }; + config = mkOption { + type = types.str; + #TODO: find a good default + default = '' + [agent] + interval = "1s" + + [outputs] + + # Configuration to send data to InfluxDB. + [outputs.influxdb] + urls = ["http://localhost:8086"] + database = "kapacitor_example" + user_agent = "telegraf" + + # Collect metrics about cpu usage + [cpu] + percpu = false + totalcpu = true + drop = ["cpu_time"] + ''; + description = "configuration telegraf is started with"; + }; + }; + + configFile = pkgs.writeText "telegraf.conf" cfg.config; + + imp = { + + systemd.services.telegraf = { + description = "telegraf"; + after = [ "network.target" ]; + wantedBy = [ "multi-user.target" ]; + + restartIfChanged = true; + + serviceConfig = { + Restart = "always"; + ExecStart = "${pkgs.telegraf}/bin/telegraf -config ${configFile}"; + }; + }; + }; + +in out -- cgit v1.2.3