chore(modules): Get modules up to date with infra repo equivelants

Author: georgiyord

modules/commands.nix

@@ -0,0 +1,100 @@
+{ withSystem, ... }:
+{
+  flake.modules.nixos.mcl-commands =
+    {
+      lib,
+      pkgs,
+      flakeArgs,
+      config,
+      ...
+    }:
+    let
+      cfg = config.programs.admin-cmds;
+
+      makeSystemctlCommand =
+        service: command:
+        pkgs.writeShellApplication {
+          name = "${service}-${command}";
+          text = "systemctl ${command} ${service}.service";
+        };
+      systemctlCommands = builtins.concatMap (
+        service: map (command: (makeSystemctlCommand service command)) cfg.systemctl-commands
+      ) cfg.services;
+
+      getPackageCommands =
+        package:
+        lib.pipe "${lib.getExe package}/.." [
+          builtins.readDir
+          builtins.attrNames
+        ];
+
+      server-help = pkgs.writeShellApplication {
+        name = "server-help";
+        text = ''
+          echo -e "There are a few sudo commands which:\n
+          * Restart certain services\n
+          * Get certain services status\n
+          * Get certain services logs\n\n
+
+          Available commands:\n
+          ${
+            lib.pipe systemctlCommands [
+              (map getPackageCommands)
+              builtins.concatLists
+              (builtins.concatStringsSep "\n")
+            ]
+          }"
+        '';
+      };
+    in
+    {
+      options.programs.admin-cmds = with lib; {
+        services = mkOption {
+          type = types.listOf types.str;
+          default = [ ];
+          example = [
+            "nginx"
+            "grafana"
+            "nimbus-eth2"
+          ];
+          description = ''
+            Services for which you have admin commands.
+          '';
+        };
+
+        systemctl-commands = mkOption {
+          type = types.listOf types.str;
+          default = [
+            "restart"
+            "status"
+            "stop"
+          ];
+          example = [
+            "restart"
+            "start"
+            "stop"
+          ];
+          description = ''
+            Systemd commands which you can use for services.
+          '';
+        };
+      };
+
+      config = lib.mkIf (cfg.services != [ ]) {
+        security.sudo.extraRules = [
+          {
+            groups = [ "metacraft" ];
+            commands = [
+              (lib.pipe systemctlCommands [
+                (map getPackageCommands)
+                builtins.concatLists
+                (lib.concatMapStringsSep ", " (n: "/run/current-system/sw/bin/${n}"))
+              ])
+            ];
+          }
+        ];
+
+        environment.systemPackages = systemctlCommands ++ [ server-help ];
+      };
+    };
+}

modules/default.nix

@@ -10,5 +10,6 @@
     ./secrets.nix
     ./mcl-disko
     ./pharos
+    ./commands.nix
   ];
 }

modules/host-info.nix

@@ -9,33 +9,28 @@
     {
       options.mcl.host-info = with lib; {
         type = mkOption {
-          type = types.nullOr (
-            types.enum [
-              "desktop"
-              "server"
-              "container"
-            ]
-          );
-          default = null;
-          example = [ "desktop" ];
+          type = types.enum [
+            "notebook"
+            "desktop"
+            "server"
+            "container"
+          ];
+          example = "desktop";
           description = ''
             Whether this host is a desktop or a server.
           '';
         };
 
         isDebugVM = mkOption {
-          type = types.nullOr types.bool;
-          default = null;
-          example = [ "false" ];
+          type = types.bool;
+          example = false;
           description = ''
-            Whether this configuration is a VM variant with extra debug
-            functionality.
+            Whether this configuration is a VM variant with extra debug functionality.
           '';
         };
 
         configPath = mkOption {
-          type = types.nullOr types.path;
-          default = null;
+          type = types.path;
           example = [ "machines/server/solunska-server" ];
           description = ''
             The configuration path for this host relative to the repo root.
@@ -44,28 +39,12 @@
 
         sshKey = mkOption {
           type = types.nullOr types.str;
-          default = "";
+          default = null;
           example = "ssh-ed25519 AAAAC3Nza";
           description = ''
             The public ssh key for this host.
           '';
         };
       };
-      config = {
-        assertions = [
-          {
-            assertion = config.mcl.host-info.type != null;
-            message = "mcl.host-info.type must be defined for every host";
-          }
-          {
-            assertion = config.mcl.host-info.isDebugVM != null;
-            message = "mcl.host-info.isDebugVM must be defined for every host";
-          }
-          {
-            assertion = config.mcl.host-info.configPath != null;
-            message = "mcl.host-info.configPath must be defined for every host";
-          }
-        ];
-      };
     };
 }