restructure system to be toggable

hosts/snowbelle/configuration.nix

@@ -5,21 +5,31 @@
     [ # Include the results of the hardware scan.
       ./hardware-configuration.nix
       ../../users/blake/blake.nix
-      ../../modules/system/ssh.nix
+      ../../modules/system/system.nix
-      ../../modules/system/docker.nix
+#      ../../modules/system/ssh.nix
-      ../../modules/system/syncthing.nix
+#      ../../modules/system/docker.nix
-      ../../modules/system/tailscale.nix
+#      ../../modules/system/syncthing.nix
+#      ../../modules/system/tailscale.nix
       ../../modules/homelab/homelab.nix
 #      ../../modules/homelab/zfs.nix
 #      ../../modules/homelab/smb.nix
 #      ../../modules/homelab/nfs.nix
     ];
 
-  modules.homelab = {
+  modules = {
+    system = {
+      ssh.enable = true;
+      docker.enable = true;
+      syncthing.enable = true;
+      tailscale.enable = true;
+      #nvidia.enable = true;
+    };
+    homelab = {
       zfs.enable = true;
-  smb.enable = false;
+      smb.enable = true;
       nfs.enable = true;
     };
+  };
 
 
   # use the systemd-boot EFI boot loader.

modules/system/docker.nix

@@ -1,10 +1,16 @@
 { config, pkgs, ... }:
 
 {
+  options = {
+    modules.system.docker.enable = lib.mkEnableOption "enables docker";
+  };
+
+  config = lib.mkIf config.modules.system.docker.enable {
     virtualisation.docker = {
       enable = true;
       daemon.settings = {
         experimental = true;
       };
     };
+  };
 }

modules/system/nvidia.nix

@@ -1,6 +1,11 @@
 { config, pkgs, lib, ... }:
 
 {
+  options = {
+    modules.system.nvidia.enable = lib.mkEnableOption "enables nvidia";
+  };
+
+  config = lib.mkIf config.modules.system.nvidia.enable {
     # enable nvidia proprietary driver
     hardware.nvidia = {
       modesetting.enable = true;  # required
@@ -17,4 +22,5 @@
 
     # enable docker gpu passthrough
     virtualisation.docker.enableNvidia = true;
+  };
 }

modules/system/ssh.nix

@@ -1,6 +1,11 @@
 { config, lib, pkgs, ... }:
 
 {
+  options = {
+    modules.system.ssh.enable = lib.mkEnableOption "enables ssh";
+  };
+
+  config = lib.mkIf config.modules.system.ssh.enable {
     # enable and configure openssh
     services.openssh = {
       enable = true;
@@ -10,6 +15,5 @@
         X11Forwarding = false;
       };
     };
-
+  };
-
 }

modules/system/syncthing.nix

@@ -1,6 +1,11 @@
 { config, pkgs, ... }:
 
 {
+  options = {
+    modules.system.syncthing.enable = lib.mkEnableOption "enables syncthing";
+  };
+
+  config = lib.mkIf config.modules.system.syncthing.enable {
     services.syncthing = {
       enable = true;
       user = "blake";
@@ -13,4 +18,5 @@
       guiAddress = "0.0.0.0:2222";
       openDefaultPorts = true;
     };
+  };
 }

modules/system/tailscale.nix

@@ -1,10 +1,16 @@
 { config, pkgs, ... }:
 
 {
+  options = {
+    modules.system.tailscale.enable = lib.mkEnableOption "enables tailscale";
+  };
+
+  config = lib.mkIf config.modules.system.tailscale.enable {
     services.tailscale = {
       enable = true;
 
       useRoutingFeatures = "both";
       authKeyFile = "/home/blake/.nix/.keyring/tailscale/authkey";
     };
+  };
 }