nixos/trickster: init

nixos/modules/module-list.nix

@@ -713,6 +713,7 @@
   ./services/networking/tinc.nix
   ./services/networking/tinydns.nix
   ./services/networking/tftpd.nix
+  ./services/networking/trickster.nix
   ./services/networking/tox-bootstrapd.nix
   ./services/networking/tox-node.nix
   ./services/networking/toxvpn.nix

nixos/modules/services/networking/trickster.nix

@@ -0,0 +1,112 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.trickster;
+in
+{
+
+  options = {
+    services.trickster = {
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Enable Trickster.
+        '';
+      };
+
+      package = mkOption {
+        type = types.package;
+        default = pkgs.trickster;
+        defaultText = "pkgs.trickster";
+        description = ''
+          Package that should be used for trickster.
+        '';
+      };
+
+      configFile = mkOption {
+        type = types.nullOr types.path;
+        default = null;
+        description = ''
+          Path to configuration file.
+        '';
+      };
+
+      instance-id = mkOption {
+        type = types.nullOr types.int;
+        default = null;
+        description = ''
+          Instance ID for when running multiple processes (default null).
+        '';
+      };
+
+      log-level = mkOption {
+        type = types.str;
+        default = "info";
+        description = ''
+          Level of Logging to use (debug, info, warn, error) (default "info").
+        '';
+      };
+
+      metrics-port = mkOption {
+        type = types.port;
+        default = 8082;
+        description = ''
+          Port that the /metrics endpoint will listen on.
+        '';
+      };
+
+      origin = mkOption {
+        type = types.str;
+        default = "http://prometheus:9090";
+        description = ''
+          URL to the Prometheus Origin. Enter it like you would in grafana, e.g., http://prometheus:9090 (default http://prometheus:9090).
+        '';
+      };
+
+      profiler-port = mkOption {
+        type = types.nullOr types.port;
+        default = null;
+        description = ''
+          Port that the /debug/pprof endpoint will listen on.
+        '';
+      };
+
+      proxy-port = mkOption {
+        type = types.port;
+        default = 9090;
+        description = ''
+          Port that the Proxy server will listen on.
+        '';
+      };
+
+    };
+  };
+
+  config = mkIf cfg.enable {
+    systemd.services.trickster = {
+      description = "Dashboard Accelerator for Prometheus";
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        DynamicUser = true;
+        ExecStart = ''
+          ${cfg.package}/bin/trickster \
+          -log-level ${cfg.log-level} \
+          -metrics-port ${toString cfg.metrics-port} \
+          -origin ${cfg.origin} \
+          -proxy-port ${toString cfg.proxy-port} \
+          ${optionalString (cfg.configFile != null) "-config ${cfg.configFile}"} \
+          ${optionalString (cfg.profiler-port != null) "-profiler-port ${cfg.profiler-port}"} \
+          ${optionalString (cfg.instance-id != null) "-instance-id ${cfg.instance-id}"}
+        '';
+        ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
+        Restart = "always";
+      };
+    };
+
+  };  
+}
+