55 lines
1.3 KiB
Nix
55 lines
1.3 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.heapster;
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in {
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options.services.heapster = {
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enable = mkEnableOption (lib.mdDoc "Heapster monitoring");
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source = mkOption {
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description = lib.mdDoc "Heapster metric source";
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example = "kubernetes:https://kubernetes.default";
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type = types.str;
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};
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sink = mkOption {
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description = lib.mdDoc "Heapster metic sink";
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example = "influxdb:http://localhost:8086";
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type = types.str;
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};
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extraOpts = mkOption {
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description = lib.mdDoc "Heapster extra options";
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default = "";
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type = types.separatedString " ";
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};
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package = mkOption {
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description = lib.mdDoc "Package to use by heapster";
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default = pkgs.heapster;
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defaultText = literalExpression "pkgs.heapster";
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type = types.package;
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};
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};
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config = mkIf cfg.enable {
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systemd.services.heapster = {
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wantedBy = ["multi-user.target"];
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after = ["cadvisor.service" "kube-apiserver.service"];
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serviceConfig = {
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ExecStart = "${cfg.package}/bin/heapster --source=${cfg.source} --sink=${cfg.sink} ${cfg.extraOpts}";
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User = "heapster";
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};
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};
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users.users.heapster = {
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isSystemUser = true;
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group = "heapster";
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description = "Heapster user";
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};
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users.groups.heapster = {};
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};
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}
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