nixpkgs/nixos/modules/services/monitoring/heapster.nix

59 lines
1.3 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.heapster;
in {
options.services.heapster = {
enable = mkOption {
description = "Whether to enable heapster monitoring";
default = false;
type = types.bool;
};
source = mkOption {
description = "Heapster metric source";
example = "kubernetes:https://kubernetes.default";
type = types.string;
};
sink = mkOption {
description = "Heapster metic sink";
example = "influxdb:http://localhost:8086";
type = types.string;
};
extraOpts = mkOption {
description = "Heapster extra options";
default = "";
type = types.string;
};
package = mkOption {
description = "Package to use by heapster";
default = pkgs.heapster;
defaultText = "pkgs.heapster";
type = types.package;
};
};
config = mkIf cfg.enable {
systemd.services.heapster = {
wantedBy = ["multi-user.target"];
after = ["cadvisor.service" "kube-apiserver.service"];
serviceConfig = {
ExecStart = "${cfg.package}/bin/heapster --source=${cfg.source} --sink=${cfg.sink} ${cfg.extraOpts}";
User = "heapster";
};
};
users.users = singleton {
name = "heapster";
uid = config.ids.uids.heapster;
description = "Heapster user";
};
};
}