Rework common profile into module system

configurations/direnv.nix

@@ -1,20 +0,0 @@
-{ ... }:
-
-{
-  chvp.zfs.homeLinks = [
-    { path = ".local/share/direnv"; type = "cache"; }
-  ];
-
-  nix.extraOptions = ''
-    keep-outputs = true
-    keep-derivations = true
-  '';
-
-  home-manager.users.charlotte = { ... }: {
-    programs.direnv = {
-      enable = true;
-      enableZshIntegration = true;
-      enableNixDirenvIntegration = true;
-    };
-  };
-}

configurations/eid.nix

@@ -1,10 +0,0 @@
-{ pkgs, ... }:
-
-{
-  services.pcscd = {
-    enable = true;
-    plugins = [ pkgs.ccid ];
-  };
-
-  environment.systemPackages = with pkgs; [ eid-mw ];
-}

configurations/element-desktop.nix

@@ -1,11 +0,0 @@
-{ ... }:
-
-{
-  home-manager.users.charlotte = { pkgs, ... }: {
-    home.packages = with pkgs; [ element-desktop ];
-  };
-
-  chvp.zfs.homeLinks = [
-    { path = ".config/Element"; type = "data"; }
-  ];
-}

configurations/kernel.nix

@@ -1,6 +0,0 @@
-{ pkgs, ... }:
-
-{
-  # Use latest kernel
-  #boot.kernelPackages = pkgs.linuxPackages_latest;
-}

configurations/nix-index.nix

@@ -1,36 +0,0 @@
-{ ... }:
-
-{
-  chvp.zfs.homeLinks = [
-    { path = ".cache/nix-index"; type = "cache"; }
-  ];
-
-  home-manager.users.charlotte = { pkgs, ... }: {
-    home.packages = with pkgs; [
-      nix-index
-    ];
-    systemd.user = {
-      services.nix-index = {
-        Unit = {
-          Description = "Service to run nix-index";
-        };
-        Service = {
-          Type = "oneshot";
-          ExecStart = "${pkgs.nix-index}/bin/nix-index";
-        };
-      };
-      timers.nix-index = {
-        Unit = {
-          Description = "Timer that starts nix-index every two hours";
-          PartOf = [ "nix-index.service" ];
-        };
-        Timer = {
-          OnCalendar = "00/2:30";
-        };
-        Install = {
-          WantedBy = [ "default.target" ];
-        };
-      };
-    };
-  };
-}

configurations/nix-store.nix

@@ -1,31 +0,0 @@
-{ pkgs, ... }:
-
-{
-  nix = {
-    extraOptions = ''
-      experimental-features = nix-command flakes
-    '';
-    gc = {
-      automatic = true;
-      dates = "hourly";
-      options = "--delete-older-than 7d";
-    };
-    optimise = {
-      automatic = true;
-      dates = [ "hourly" ];
-    };
-    trustedUsers = [ "@wheel" ];
-  };
-
-  nixpkgs.overlays = [
-    (self: super: {
-      nix = super.nixUnstable;
-    })
-  ];
-
-  nixpkgs.config = import ./nix-store/config.nix;
-
-  home-manager.users.charlotte = { ... }: {
-    xdg.configFile."nixpkgs/config.nix".source = ./nix-store/config.nix;
-  };
-}

configurations/pass.nix

@@ -1,7 +1,7 @@
 { ... }: {
   nixpkgs.overlays = [
     (self: super: {
-      pass = (super.pass-wayland.override { pass = super.pass-wayland; }).withExtensions (ext: [ ext.pass-otp ]);
+      pass = (super.pass.override { pass = super.pass-wayland; }).withExtensions (ext: [ ext.pass-otp ]);
     })
   ];
 

configurations/tmux.nix

@@ -1,25 +0,0 @@
-{ ... }:
-
-{
-  home-manager.users.charlotte = { ... }: {
-    programs.tmux = {
-      enable = true;
-      clock24 = true;
-      extraConfig = ''
-        bind q kill-session
-        bind v run-shell "tmux setw main-pane-width $(($(tmux display -p '#{window_width}') * 70 / 100)); tmux select-layout main-vertical"
-        bind h run-shell "tmux setw main-pane-height $(($(tmux display -p '#{window_height}') * 70 / 100)); tmux select-layout main-horizontal"
-
-        set -g default-terminal "screen-256color"
-        set -sg escape-time 10
-      '';
-      keyMode = "vi";
-      tmuxinator.enable = true;
-    };
-    xdg.configFile = {
-      "tmuxinator/accentor.yml".source = ./tmux/accentor.yml;
-      "tmuxinator/dodona.yml".source = ./tmux/dodona.yml;
-      "tmuxinator/mail.yml".source = ./tmux/mail.yml;
-    };
-  };
-}

configurations/users.nix

@@ -1,5 +0,0 @@
-{ pkgs, ... }:
-
-{
-  users.users.charlotte.extraGroups = [ "input" "video" ];
-}

machines/kharbranth/default.nix

@@ -3,9 +3,6 @@
 {
   imports = [
     ./hardware.nix
-    ../../configurations/eid.nix
-    ../../profiles/bluetooth.nix
-    ../../profiles/common.nix
     ../../profiles/graphical.nix
   ];
 
@@ -20,8 +17,11 @@
   chvp = {
     stateVersion = "20.09";
     graphical = true;
+    bluetooth.enable = true;
     docker.enable = true;
+    eid.enable = true;
     git.email = "charlotte.vanpetegem@ugent.be";
+    nix.enableUnfree = true;
     zfs = {
       enable = true;
       encrypted = true;

machines/kholinar/default.nix

@@ -3,9 +3,6 @@
 {
   imports = [
     ./hardware.nix
-    ../../configurations/eid.nix
-    ../../profiles/bluetooth.nix
-    ../../profiles/common.nix
     ../../profiles/graphical.nix
   ];
 
@@ -20,8 +17,11 @@
   chvp = {
     stateVersion = "20.09";
     graphical = true;
+    bluetooth.enable = true;
     docker.enable = true;
+    eid.enable = true;
     git.email = "charlotte@vanpetegem.me";
+    nix.enableUnfree = true;
     zfs = {
       enable = true;
       encrypted = true;

machines/lasting-integrity/default.nix

@@ -18,6 +18,7 @@
     docker.enable = true;
     nginx.enable = true;
     ovh.enable = true;
+    smartd.enable = true;
     sshd.enable = true;
     syncthing-server.enable = true;
     zfs = {

machines/urithiru/default.nix

@@ -18,6 +18,7 @@
     docker.enable = true;
     nginx.enable = true;
     ovh.enable = true;
+    smartd.enable = true;
     sshd.enable = true;
     zfs = {
       enable = true;

modules/bluetooth.nix

@@ -0,0 +1,21 @@
+{ config, lib, pkgs, ... }:
+
+{
+  options.chvp.bluetooth.enable = lib.mkOption {
+    default = false;
+    example = true;
+  };
+
+  config = lib.mkIf config.chvp.bluetooth.enable {
+    chvp.zfs.systemLinks = [{ path = "/var/lib/bluetooth"; type = "cache"; }];
+
+    hardware.bluetooth.enable = true;
+    services.blueman.enable = true;
+    hardware.pulseaudio.extraModules = [ pkgs.pulseaudio-modules-bt ];
+    hardware.pulseaudio.package = pkgs.pulseaudioFull;
+
+    home-manager.users.charlotte = lib.mkIf config.chvp.bluetooth.enable ({ ... }: {
+      services.blueman-applet.enable = true;
+    });
+  };
+}

modules/default.nix

@@ -3,13 +3,20 @@
 {
   imports = [
     ./default/secret.nix
+    ./bluetooth.nix
     ./docker.nix
+    ./eid.nix
     ./git.nix
+    ./global-mailer.nix
+    ./neovim.nix
+    ./nix.nix
     ./nginx.nix
     ./ovh.nix
+    ./smartd.nix
     ./ssh.nix
     ./sshd.nix
     ./syncthing-server.nix
+    ./tmux.nix
     ./zfs.nix
     ./zsh.nix
   ];
@@ -54,6 +61,18 @@
       ripgrep
     ];
 
+    i18n = {
+      defaultLocale = "en_IE.UTF-8";
+      extraLocaleSettings = {
+        LC_TIME = "en_GB.UTF-8";
+      };
+    };
+
+    console = {
+      font = "Lat2-Terminus16";
+      keyMap = "us";
+    };
+
     users = {
       mutableUsers = false;
       defaultUserShell = pkgs.zsh;
@@ -62,7 +81,7 @@
           isNormalUser = true;
           home = "/home/charlotte";
           description = "Charlotte Van Petegem";
-          extraGroups = [ "wheel" "systemd-journal" ];
+          extraGroups = [ "wheel" "systemd-journal" ] ++ lib.optionals config.chvp.graphical [ "input" "video" ];
         };
       };
     };

modules/eid.nix

@@ -0,0 +1,16 @@
+{ config, lib, pkgs, ... }:
+
+{
+  options.chvp.eid.enable = lib.mkOption {
+    default = false;
+    example = true;
+  };
+
+  config = lib.mkIf config.chvp.eid.enable {
+    environment.systemPackages = [ pkgs.eid-mw ];
+    services.pcscd = {
+      enable = true;
+      plugins = [ pkgs.ccid ];
+    };
+  };
+}

modules/global-mailer.nix

@@ -0,0 +1,21 @@
+{ config, lib, pkgs, ... }:
+
+{
+  options.chvp.globalMailer.enable = lib.mkOption {
+    default = false;
+    example = true;
+  };
+
+  config = lib.mkIf config.chvp.smartd.enable {
+    services.ssmtp = {
+      enable = true;
+      authUser = "webmaster@vanpetegem.me";
+      authPassFile = "/data/var/secrets/ssmtp-mail-pass";
+      domain = "${config.networking.hostName}.vanpetegem.me";
+      hostName = "mail.vanpetegem.me:465";
+      root = "webmaster@vanpetegem.me";
+      setSendmail = true;
+      useTLS = true;
+    };
+  };
+}

modules/neovim.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ config, lib, pkgs, ... }:
 let
   customPlugins = {
     snow-color-theme = pkgs.vimUtils.buildVimPlugin {
@@ -13,14 +13,7 @@ let
   };
   jdtls = import ../packages/jdtls/default.nix { inherit pkgs; stdenv = pkgs.stdenv; };
   kotlinls = import ../packages/kotlin-language-server/default.nix { inherit pkgs; };
-in
+  base = home: {
-{
-  chvp.zfs.homeLinks = [
-    { path = ".local/share/nvim"; type = "cache"; }
-    { path = ".cache/nvim"; type = "cache"; }
-  ];
-
-  home-manager.users.charlotte = { pkgs, ... }: {
     home.sessionVariables = { EDITOR = "nvim"; };
     programs.neovim = {
       enable = true;
@@ -36,11 +29,11 @@ in
 
         " Undo over sessions
         set undofile
-        set undodir=~/.cache/nvim/undo
+        set undodir=${config.chvp.cachePrefix}${home}/.cache/nvim/undo
 
         " Automatically save sessions on exit and load them on start
         function! MakeSession()
-          let b:sessiondir = $HOME . "/.local/share/nvim/sessions" . getcwd()
+          let b:sessiondir = "${config.chvp.cachePrefix}${home}/.local/share/nvim/sessions" . getcwd()
           if (filewritable(b:sessiondir) != 2)
             exe 'silent !mkdir -p ' b:sessiondir
             redraw!
@@ -50,7 +43,7 @@ in
         endfunction
 
         function! LoadSession()
-          let b:sessiondir = $HOME . "/.local/share/nvim/sessions" . getcwd()
+          let b:sessiondir = "${config.chvp.cachePrefix}${home}/.local/share/nvim/sessions" . getcwd()
           let b:sessionfile = b:sessiondir . "/session.vim"
           if (filereadable(b:sessionfile))
             exe 'source ' b:sessionfile
@@ -140,16 +133,18 @@ in
         {
           plugin = ale;
           config = ''
+            let g:ale_fix_on_save = 1
             let g:ale_fixers = {
             \  '*': ['remove_trailing_lines', 'trim_whitespace'],
+          '' + (lib.optionalString config.chvp.graphical ''
             \  'javascript': ['eslint', 'remove_trailing_lines', 'trim_whitespace'],
             \  'ledger': ['trim_whitespace'],
             \  'nix': ['nixpkgs-fmt', 'remove_trailing_lines', 'trim_whitespace'],
             \  'ruby': ['rubocop', 'remove_trailing_lines', 'trim_whitespace'],
             \  'typescript': ['eslint', 'remove_trailing_lines', 'trim_whitespace'],
             \  'vue': ['prettier', 'remove_trailing_lines', 'trim_whitespace'],
+          '') + ''
             \}
-            let g:ale_fix_on_save = 1
           '';
         }
         auto-pairs
@@ -158,12 +153,16 @@ in
           config = ''
             let g:deoplete#enable_at_startup = 1
             set completeopt+=noselect
+          '' + lib.optionalString config.chvp.graphical ''
             au VimEnter * call deoplete#custom#option('omni_patterns', {
             \ 'ledger': ['[a-zA-Z][a-zA-Z: ]*'],
             \})
           '';
         }
         editorconfig-vim
+        snow-color-theme
+        vim-nix
+      ] ++ lib.optionals config.chvp.graphical [
         kotlin-vim
         {
           plugin = LanguageClient-neovim;
@@ -191,9 +190,7 @@ in
             autocmd FileType * call LC_maps()
           '';
         }
-        snow-color-theme
         vim-ledger
-        vim-nix
         vim-ruby
         vim-vue
         yats-vim
@@ -203,4 +200,17 @@ in
       ];
     };
   };
+in
+{
+  options.chvp.neovim = {
+    enable = lib.mkOption {
+      default = true;
+      example = false;
+    };
+  };
+
+  config = lib.mkIf config.chvp.neovim.enable {
+    home-manager.users.charlotte = { ... }: (base "/home/charlotte");
+    home-manager.users.root = { ... }: (base "/root");
+  };
 }

modules/nix.nix

@@ -0,0 +1,105 @@
+{ config, lib, pkgs, ... }:
+let
+  baseDirenv = {
+    programs.direnv = {
+      enable = true;
+      enableZshIntegration = true;
+      enableNixDirenvIntegration = true;
+    };
+  };
+  baseUnfree = {
+    xdg.configFile."nixpkgs/config.nix".source = ./nix/unfree.nix;
+  };
+  baseNixIndex = {
+    home.packages = with pkgs; [ nix-index ];
+    programs.zsh.initExtra = ''
+      source ${pkgs.nix-index}/etc/profile.d/command-not-found.sh
+    '';
+    systemd.user = {
+      services.nix-index = {
+        Unit = {
+          Description = "Service to run nix-index";
+        };
+        Service = {
+          Type = "oneshot";
+          ExecStart = "${pkgs.nix-index}/bin/nix-index";
+        };
+      };
+      timers.nix-index = {
+        Unit = {
+          Description = "Timer that starts nix-index every two hours";
+          PartOf = [ "nix-index.service" ];
+        };
+        Timer = {
+          OnCalendar = "00/2:30";
+        };
+        Install = {
+          WantedBy = [ "default.target" ];
+        };
+      };
+    };
+  };
+in
+{
+  options.chvp.nix = {
+    enableDirenv = lib.mkOption {
+      default = true;
+      example = false;
+    };
+    enableFlakes = lib.mkOption {
+      default = true;
+      example = false;
+    };
+    enableUnfree = lib.mkOption {
+      default = false;
+      example = true;
+    };
+    # Note that this is only enabled for charlotte, until https://github.com/bennofs/nix-index/issues/143 is resolved.
+    enableNixIndex = lib.mkOption {
+      default = true;
+      example = false;
+    };
+  };
+
+  config = {
+    chvp.zfs.homeLinks =
+      (lib.optional config.chvp.nix.enableDirenv { path = ".local/share/direnv"; type = "cache"; }) ++
+      (lib.optional config.chvp.nix.enableNixIndex { path = ".cache/nix-index"; type = "cache"; });
+    chvp.zfs.systemLinks =
+      (lib.optional config.chvp.nix.enableDirenv { path = "/root/.local/share/direnv"; type = "cache"; });
+
+    nix = {
+      gc = {
+        automatic = true;
+        dates = "hourly";
+        options = "--delete-older-than 7d";
+      };
+      optimise = {
+        automatic = true;
+        dates = [ "hourly" ];
+      };
+      trustedUsers = [ "@wheel" ];
+      extraOptions = (lib.optionalString config.chvp.nix.enableDirenv ''
+        keep-outputs = true
+        keep-derivations = true
+      '') + (lib.optionalString config.chvp.nix.enableFlakes ''
+        experimental-features = nix-command flakes
+      '');
+    };
+
+    nixpkgs.config = lib.mkIf config.chvp.nix.enableUnfree (import ./nix/unfree.nix);
+    nixpkgs.overlays = lib.mkIf config.chvp.nix.enableFlakes [
+      (self: super: {
+        nix = super.nixUnstable;
+      })
+    ];
+
+    home-manager.users.charlotte = { ... }:
+      (lib.optionalAttrs config.chvp.nix.enableDirenv baseDirenv) //
+      (lib.optionalAttrs config.chvp.nix.enableUnfree baseUnfree) //
+      (lib.optionalAttrs config.chvp.nix.enableNixIndex baseNixIndex);
+    home-manager.users.root = { ... }:
+      (lib.optionalAttrs config.chvp.nix.enableDirenv baseDirenv) //
+      (lib.optionalAttrs config.chvp.nix.enableUnfree baseUnfree);
+  };
+}

modules/smartd.nix

@@ -0,0 +1,25 @@
+{ config, lib, pkgs, ... }:
+
+{
+  options.chvp.smartd.enable = lib.mkOption {
+    default = false;
+    example = true;
+  };
+
+  config = lib.mkIf config.chvp.smartd.enable {
+    chvp.globalMailer.enable = true;
+    environment.systemPackages = [ pkgs.smartmontools ];
+    services.smartd = {
+      enable = true;
+      autodetect = true;
+      notifications = {
+        mail = {
+          enable = true;
+          sender = "${config.networking.hostName}@vanpetegem.me";
+          recipient = "webmaster@vanpetegem.me";
+        };
+        wall.enable = false;
+      };
+    };
+  };
+}

modules/tmux.nix

@@ -0,0 +1,36 @@
+{ config, lib, ... }:
+let
+  base = {
+    programs.tmux = {
+      enable = true;
+      clock24 = true;
+      extraConfig = ''
+        bind q kill-session
+        bind v run-shell "tmux setw main-pane-width $(($(tmux display -p '#{window_width}') * 70 / 100)); tmux select-layout main-vertical"
+        bind h run-shell "tmux setw main-pane-height $(($(tmux display -p '#{window_height}') * 70 / 100)); tmux select-layout main-horizontal"
+
+        set -g default-terminal "screen-256color"
+        set -sg escape-time 10
+      '';
+      keyMode = "vi";
+      tmuxinator.enable = lib.mkIf config.chvp.graphical true;
+    };
+  };
+in
+{
+  options.chvp.tmux.enable = lib.mkOption {
+    default = true;
+    example = false;
+  };
+
+  config = lib.mkIf config.chvp.tmux.enable {
+    home-manager.users.charlotte = { ... }: base // lib.optionalAttrs config.chvp.graphical {
+      xdg.configFile = {
+        "tmuxinator/accentor.yml".source = ./tmux/accentor.yml;
+        "tmuxinator/dodona.yml".source = ./tmux/dodona.yml;
+        "tmuxinator/mail.yml".source = ./tmux/mail.yml;
+      };
+    };
+    home-manager.users.root = { ... }: base;
+  };
+}

modules/zsh.nix

@@ -20,7 +20,6 @@
             path = "${config.chvp.cachePrefix}${home}/.local/share/zsh/history";
           };
           initExtra = ''
-            source ${pkgs.nix-index}/etc/profile.d/command-not-found.sh
             ${pkgs.any-nix-shell}/bin/any-nix-shell zsh --info-right | source /dev/stdin
           '';
           oh-my-zsh = {

profiles/bluetooth.nix

@@ -1,16 +0,0 @@
-{ pkgs, ... }:
-
-{
-  chvp.zfs.systemLinks = [
-    { path = "/var/lib/bluetooth"; type = "cache"; }
-  ];
-
-  hardware.bluetooth.enable = true;
-  services.blueman.enable = true;
-  hardware.pulseaudio.extraModules = [ pkgs.pulseaudio-modules-bt ];
-  hardware.pulseaudio.package = pkgs.pulseaudioFull;
-
-  home-manager.users.charlotte = { ... }: {
-    services.blueman-applet.enable = true;
-  };
-}

profiles/common.nix

@@ -1,28 +0,0 @@
-{ pkgs, ... }:
-
-{
-  imports = [
-    ../modules/zfs.nix
-    ../configurations/direnv.nix
-    ../configurations/gnupg.nix
-    ../configurations/hledger.nix
-    ../configurations/locale.nix
-    ../configurations/mail.nix
-    ../configurations/neovim.nix
-    ../configurations/nix-index.nix
-    ../configurations/nix-store.nix
-    ../configurations/pass.nix
-    ../configurations/tmux.nix
-    ../configurations/users.nix
-  ];
-
-  home-manager.users.charlotte = { pkgs, ... }: {
-    home.packages = with pkgs; [
-      moreutils
-      pandoc
-      texlive.combined.scheme-small
-      unzip
-      youtube-dl
-    ];
-  };
-}

profiles/graphical.nix

@@ -10,17 +10,20 @@
     ../configurations/dwarf-fortress.nix
     ../configurations/firefox.nix
     ../configurations/fonts.nix
+    ../configurations/gnupg.nix
+    ../configurations/hledger.nix
     ../configurations/i3.nix
-    ../configurations/kernel.nix
     ../configurations/kitty.nix
+    ../configurations/mail.nix
     ../configurations/mime.nix
     ../configurations/mounts.nix
     ../configurations/mumble.nix
     ../configurations/networkmanager.nix
+    ../configurations/pass.nix
     ../configurations/sound.nix
+    ../configurations/steam.nix
     ../configurations/sway.nix
     ../configurations/syncthing.nix
-    ../configurations/steam.nix
     ../configurations/teams.nix
     ../configurations/themes.nix
     ../configurations/virtualbox.nix
@@ -34,15 +37,20 @@
       google-chrome
       greenfoot
       libreoffice
+      moreutils
       mpv
       okular
+      pandoc
       pavucontrol
       ranger
       slurp
       sshfs
+      texlive.combined.scheme-small
       ungoogled-chromium
+      unzip
       wf-recorder
       wl-clipboard
+      youtube-dl
     ];
     programs.zsh.loginExtra = ''
       if [[ -z "$DISPLAY" ]] && [[ $(tty) = "/dev/tty1" ]]; then