Meow

colors.nix

@@ -109,9 +109,11 @@ let inherit (builtins) mapAttrs map; in rec {
 		};
 
 		hex = mapAttrs (name: value:
-			if name != "grayscales"
-				then mapAttrs (n: v: "#" + v) value
-				else map (v: "#" + v) value
+			if name == "grayscales"
+				then map (v: "#" + v) value
+				else if name == "hex"
+					then value
+					else mapAttrs (n: v: "#" + v) value
 			) (dark);
 
 	};

machines/thor/configuration.nix

@@ -15,4 +15,39 @@
     	hostName = "thor";
 		interfaces.enp9s0.useDHCP = true;
 	};
+
+    devices = {
+
+        # Audio devices
+        audio = {
+
+            # Outputs
+            speakers = "alsa_output.pci-0000_0c_00.4.analog-stereo";
+            external = "alsa_output.pci-0000_0a_00.1.hdmi-stereo";
+            headset  = null; # Thor doesn't have bluetooth support (yet)
+
+			# Inputs
+            main-mic = "alsa_input.usb-046d_C922_Pro_Stream_Webcam_CC9E75BF-02.analog-stereo";
+            
+        };
+
+        # Displays
+        video.displays = {
+
+            # Connected to the ultrawide output
+            "HDMI-1" = {
+                primary = true;
+                position = [ 0 0 ];
+            };
+
+            # Vertical output to the right of HDMI-1
+            "DP-2" = {
+                rotate = "left";
+                position = [ 2560 ((1080 - 1920) / 2) ];
+            };
+            
+        };
+
+    };
+
 }

machines/thor/hardware-configuration.nix

@@ -4,8 +4,8 @@
 { config, lib, pkgs, modulesPath, ... }:
 
 {
-  imports =
-    [ (modulesPath + "/installer/scan/not-detected.nix")
+    imports = [
+        (modulesPath + "/installer/scan/not-detected.nix")
     ];
 
     boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usbhid" "usb_storage" "sd_mod" ];
@@ -13,22 +13,23 @@
     boot.kernelModules = [ "kvm-amd" ];
     boot.extraModulePackages = [ ];
 
-  fileSystems."/" =
-    { device = "/dev/disk/by-uuid/f3cdd2ab-62ba-4d72-8a28-b3adc0ec3997";
+    fileSystems."/" = {
+        device = "/dev/disk/by-uuid/f3cdd2ab-62ba-4d72-8a28-b3adc0ec3997";
         fsType = "ext4";
     };
 
-  fileSystems."/boot" =
-    { device = "/dev/disk/by-uuid/3691-F2E6";
+    fileSystems."/boot" = {
+        device = "/dev/disk/by-uuid/3691-F2E6";
     	fsType = "vfat";
     };
 
-  fileSystems."/nix" =
-    { device = "/dev/disk/by-uuid/e317d7a7-c11c-4f3a-afda-0fd949f5633c";
+    fileSystems."/nix" = {
+        device = "/dev/disk/by-uuid/e317d7a7-c11c-4f3a-afda-0fd949f5633c";
         fsType = "btrfs";
     };
 
     swapDevices = [ { label = "swap"; } ];
 
     hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+
 }

modules/default.nix

@@ -2,6 +2,38 @@
 
 { config, lib, pkgs, ... }:
 
+with lib; with types;
+let named = submodule {
+		options = {
+			normal = mkOption { type = str; };
+			bright = mkOption { type = str; };
+			pastel = mkOption { type = str; };
+		};
+	};
+	special = submodule {
+		options = {
+			primary = mkOption { type = str; };
+			normal = mkOption { type = str; };
+			slight = mkOption { type = str; };
+		};
+	};
+    themeType = submodule {
+		options = {
+			foreground = mkOption { type = special; };
+			background = mkOption { type = special; };
+			grayscales = mkOption { type = listOf str; };
+			red 	= mkOption { type = named; };
+			green 	= mkOption { type = named; };
+			blue 	= mkOption { type = named; };
+			yellow	= mkOption { type = named; };
+			purple  = mkOption { type = named; };
+			cyan    = mkOption { type = named; };
+			pink 	= mkOption { type = named; };
+			orange	= mkOption { type = named; };
+			misc 	= mkOption { type = attrsOf str; };
+			hex 	= mkOption { type = themeType; };
+		};
+	}; in
 {
 
 	options.riley = with lib; {
@@ -10,7 +42,8 @@
 			type = types.bool;
 			description = ''
 				Enable IDE-like plugins such as language servers for Rust, Haskell and
-				Nix in the editor, and configure accordingly.
+				Nix in the editor, and configure accordingly. If disabled, the editor
+				will lack some features such as semantic highlighting.
 			'';
 			default = true;
 		};
@@ -18,28 +51,92 @@
 		gui = mkOption {
 			type = types.bool;
 			description = ''
-				Enables GUI applications, a display server, audio server and related services.
+				Enable the display server and related graphical programs.
 			'';
 			default = true;
 		};
 
+		theme = mkOption {
+			type = themeType;
+			description = ''
+				The theme used across the installation. Not used if gui is disabled.
+			'';
 		};
 
+	};
+
+	options.devices = mkOption {
+		type = with types; submodule {
+			options = {
+    			
+				audio = mkOption {
+					type = nullOr (submodule {
+    					options = {
+							speakers = mkOption { type = str; };
+							external = mkOption { type = str; };
+							headset	 = mkOption { type = nullOr str; };
+							main-mic = mkOption { type = nullOr str; };
+						};
+					});
+					description = ''
+						Known audio devices: outputs & microphones.
+						Each string should be a pulseaudio sink or source.
+					'';
+				};
+
+				video = mkOption {
+					type = submodule {
+    					options = {
+        					displays = let output = submodule {
+								options = {
+									primary = mkOption {
+										type = bool;
+										default = false;
+									};
+									position = mkOption {
+										type = nullOr (listOf int);
+										default = null;
+									};
+									rotate = mkOption {
+										type = enum [ "normal" "left" "right" "inverted" ];
+										default = "normal";
+									};
+								};
+							}; in mkOption {
+            					type = attrsOf output;
+            					description = ''
+									A list of outputs with information on how to place them.
+            					'';
+        					};
+						};
+					};
+					description = ''
+						Define the video devices (just the displays, for now).
+					'';
+				};
+				
+			};
+		};
+	};
+
+
 	imports = [
 
     	<home-manager/nixos>
 
-		./kakoune
-		./display
+		./ide
+		./gui
 		
-		./alacritty.nix
 		./fonts.nix
 		./git.nix
+		./ssh.nix
 		
 	];
     
     config = {
 
+        riley.theme = (import ../colors.nix)."dark";
+
     	environment.systemPackages = with pkgs; [
 
     		# Web utils

modules/display/default.nix

@@ -1,193 +0,0 @@
-{ pkgs, config, lib, ... }:
-
-let theme = (import ../../colors.nix)."dark".hex;
-
-	# Keybinds that launch an application.
-	launchers = ({ browser }: mod: {
-		"${mod}+Tab" = "exec ${browser}";
-	});
-
-	# Keybinds generated from a set of workspaces.
-	workspace = ({ numbered ? 0, named ? {} }: mod: with lib;
-		let nums 	   = genAttrs (map toString (range 1 numbered)) id;
-			workspaces = named // nums;
-			genBinds   = (n: k: {
-    			
-    			# Focus the workspace
-    			"${mod}+${k}" 		= "workspace ${n}";
-
-    			# Move a window to the workspace
-    			"${mod}+Shift+${k}" = "move window to workspace ${n}";
-
-			});
-			keybinds	= mapAttrsToList genBinds workspaces; in
-		mkMerge (keybinds)
-    );
-
-	# Layout manipulation keybinds.
-	layout = (mod: {
-
-		"${mod}+A" = "split v";
-		"${mod}+S" = "split h";
-
-		"${mod}+F" = "fullscreen toggle";
-
-	});
-
-	# Directional keys are used for basic navigation.
-	directional = ({ left, right, up, down }: mod: {
-
-		# Change window focus
-    	"${mod}+${left}" 	= "focus left";
-    	"${mod}+${down}" 	= "focus down";
-    	"${mod}+${up}"		= "focus up";
-    	"${mod}+${right}"	= "focus right";
-
-		# Move windows
-		"${mod}+Shift+${left}"  = "move left";
-		"${mod}+Shift+${down}" 	= "move down";
-		"${mod}+Shift+${up}" 	= "move up";
-		"${mod}+Shift+${right}" = "move right";
-
-	});
-
-	# Media controls.
-	media = ({ mpc ? null }: mod:
-		if (mpc != null)
-			then (let cmd = "${mpc}/bin/${mpc.pname}"; in {
-    			"${mod}+comma"  = "exec ${cmd} prev";
-    			"${mod}+period" = "exec ${cmd} next";
-    			"${mod}+slash"	= "exec ${cmd} toggle";
-    		})
-        	else {}
-    );
-
-	# Utility scripts and such.
-	scripts = (mod: {}); in
-
-{
-    
-	services.xserver = {
-		enable = true;
-		windowManager.i3 = {
-    		enable = true;
-    		package = pkgs.i3; #-gaps;
-		};
-	};
-
-	home-manager.users."riley" =
-		let browser = pkgs.google-chrome;
-            term 	= pkgs.alacritty; in
-		{
-
-    	home.packages = with pkgs; [
-
-        	tdesktop
-        	
-        	xclip
-
-        	# Paste from clipboard
-        	(writeShellApplication {
-				name = "xc.p";
-				runtimeInputs = [ xclip ];
-				text = "xclip -sel clip -o";
-        	})
-
-        	# Copy to clipboard
-        	(writeShellApplication {
-				name = "xc.c";
-				runtimeInputs = [ xclip ];
-				text = "xclip -sel clip -i";
-        	})
-
-        	# Copy to clipboard with given mime type
-        	(writeShellApplication {
-				name = "xc.t";
-				runtimeInputs = [ xclip ];
-				text = "xclip -sel clip -t \"$1\" -i";
-        	})
-
-    	] ++ [
-        	term
-        	browser
-    	];
-
-        xsession.windowManager.i3 = {
-            enable = true;
-
-            package = pkgs.i3;
-
-            config = with lib; (rec {
-
-                modifier = "Mod4";
-                terminal = "${term}/bin/${term.pname}";
-
-				# Apply the modifier key to each of the keybinding generator functions
-				# and merge the resulting sets.
-                keybindings = let mod = modifier; in mkMerge (map (f: f (mod)) [
-                    (mod: {
-    					"${mod}+Return" 	= "exec ${terminal}";
-    					"${mod}+BackSpace" 	= "kill";
-                    })
-                	(directional {
-                        left  = "H";
-                        right = "L";
-						down  = "J";
-						up 	  = "K";
-                    })
-                    (workspace {
-                        numbered = 5;
-                        named = {
-							"dev" = "0";
-							"doc" = "minus";
-							"net" = "equal";
-                        };
-                    })
-                    (launchers {
-						browser = "google-chrome-stable";
-                    })
-                    layout
-                    (media {
-                   		mpc = pkgs.mpc_cli;
-					})
-                    scripts
-                ]);
-
-                colors = {
-					focused = rec {
-						background 	= theme.background.normal;
-						text		= theme."red".bright;
-						border 		= background;
-						childBorder = border;
-						indicator   = border;
-					};
-					unfocused = rec {
-						background 	= theme.background.normal;
-						text 		= theme.foreground.slight;
-						border 		= background;
-						childBorder = border;
-						indicator   = border;
-					};
-					focusedInactive = colors.unfocused;
-                };
-
-                window = {
-                    border = 2;
-                    commands = [
-						{ command = "border pixel 2"; criteria = { class = ".*"; }; }
-                    ];
-                };
-
-                fonts = {
-					names = [ "Source Sans 3" ];
-					style = "Semibold";
-					size = 10.0;
-                };
-
-            });
-
-        };
-
-	};
-	
-}

modules/gui/README.md

@@ -0,0 +1,7 @@
+# Display module
+
+The display module defines configuration for the window manager and related programs,
+as well as the audio server.
+
+Currently, this sets up an environment with an X11 display server and the i3 window manager.
+It also enables pulseaudio as the audio server.

modules/gui/alacritty.nix

@@ -1,6 +1,6 @@
-{ pkgs, config, ... }:
+{ pkgs, lib, config, ... }:
 
-{
+(lib.mkIf (config.riley.gui) {
 	home-manager.users."riley" = {
 		programs.alacritty = {
 			enable = true;
@@ -13,7 +13,7 @@
     				bold   = { family = "Fira Code"; style = "Medium"; };
 				};
 
-    			colors = with (import ../colors.nix)."dark".hex; {
+    			colors = with config.riley.theme.hex; {
 
         				primary = {
             				background = background.primary;
@@ -42,4 +42,4 @@
 
     		};
 	};
-}
+})

modules/gui/clipboard.nix

@@ -0,0 +1,24 @@
+{ config, lib, pkgs, ... }:
+
+(lib.mkIf (config.riley.gui) {
+
+    # Add some shell scripts that abstract away the
+    # horrible reality that the clipboard is managed by
+    # the display server.
+	users.users."riley".packages = with pkgs; [
+    	
+		(writeShellApplication {
+			name = "copy";
+			runtimeInputs = [ xclip ];
+			text = "xclip -sel clip -i";
+		})
+
+		(writeShellApplication {
+			name = "paste";
+			runtimeInputs = [ xclip ];
+			text = "xclip -sel clip -o";
+		})
+
+	];
+	
+})

modules/gui/default.nix

@@ -0,0 +1,20 @@
+{ pkgs, config, lib, ... }:
+
+({
+
+    imports = [
+		./window-manager.nix
+		./pulseaudio.nix
+		./clipboard.nix
+		./alacritty.nix
+	];
+	
+}) // (lib.mkIf (config.riley.gui) {
+
+	# Graphical applications
+	users.users."riley".packages = with pkgs; [
+		google-chrome
+		tdesktop
+	];
+	
+})

modules/gui/keybinds.nix

@@ -0,0 +1,110 @@
+{ lib, config, pkgs, modifier ? "Mod4", directional, workspace, launchers }:
+
+with lib; let mod = modifier;
+
+    # Directional shortcuts.
+    #
+    # These are used to change focus and move windows around.
+	genDirectional = ({ left, right, up, down }: {
+
+		# Change window focus
+    	"${mod}+${left}" 	= "focus left";
+    	"${mod}+${down}" 	= "focus down";
+    	"${mod}+${up}"		= "focus up";
+    	"${mod}+${right}"	= "focus right";
+
+		# Move windows
+		"${mod}+Shift+${left}"  = "move left";
+		"${mod}+Shift+${down}" 	= "move down";
+		"${mod}+Shift+${up}" 	= "move up";
+		"${mod}+Shift+${right}" = "move right";
+
+	});
+
+	# Workspace shortcuts.
+	#
+	# The `numbered` parameter defines the number of numbered workspaces,
+	# which can be no more than 8.
+	#
+	# The `named` parameter defines a set of named workspaces and the key
+	# used to navigate to it.
+	#
+	# For each entry this generates two keybindings:
+	# - `<mod>+<key>`: focus workspace
+	# - `<mod>+Shift+<key>`: move focused window to workspace
+	#
+	# `<key>` is set to the workspace number for numbered workspaces.
+	genWorkspaces = ({ numbered ? 0, named ? {} }: with lib;
+		let nums 	   = genAttrs (map toString (range 1 (min numbered 9))) id;
+			workspaces = named // nums;
+			genBinds   = (n: k: {
+    			
+    			# Focus the workspace
+    			"${mod}+${k}" 		= "workspace ${n}";
+
+    			# Move a window to the workspace
+    			"${mod}+Shift+${k}" = "move window to workspace ${n}";
+
+			});
+			keybinds	= mapAttrsToList genBinds workspaces; in
+		mkMerge (keybinds)
+	);
+
+	# Application launchers
+	genLaunchers = ({ browser }: {
+		"${mod}+Tab"    = "exec ${browser}";
+		"${mod}+Return" = "exec alacritty";
+	});
+
+	# Layout manipulation
+	layout = ({
+
+		"${mod}+A" = "split v";
+		"${mod}+S" = "split h";
+
+		"${mod}+F" = "fullscreen toggle";
+
+		"${mod}+BackSpace" = "kill";
+
+	});
+
+	# Media-related keys
+	media = ({ mpc_cli ? null, pulseaudio }: let cmd = "${mpc_cli}/bin/mpc"; in
+		(optionalAttrs (mpc_cli != null) {
+
+			"${mod}+comma"  = "exec ${cmd} prev";
+			"${mod}+period" = "exec ${cmd} next";
+			"${mod}+slash"	= "exec ${cmd} toggle";
+
+		}) // (with config.devices; optionalAttrs (audio != null) (with audio; {
+
+			# Main speakers
+    		
+			"${mod}+z" 	= "exec pactl set-sink-volume ${speakers} -10%";
+			"${mod}+x"	= "exec pactl set-sink-volume ${speakers} +10%";
+
+			# Secondary output
+
+			"${mod}+Alt+z" 	= "exec pactl set-sink-volume ${external} -10%";
+			"${mod}+Alt+x" 	= "exec pactl set-sink-volume ${external} +10%";
+			
+		} // (optionalAttrs (main-mic != null) {
+
+			# Microphone
+    		
+			"${mod}+c" = "exec pactl set-source-mute ${main-mic} toggle";
+			
+		})))
+	);
+	
+in (mkMerge [
+
+    (media { inherit (pkgs) mpc_cli pulseaudio; })
+
+	(genDirectional directional)
+	(genWorkspaces workspace)
+	(genLaunchers launchers)
+
+	layout
+	
+])

modules/gui/pulseaudio.nix

@@ -0,0 +1,10 @@
+{ lib, config, pkgs, ... }:
+
+(lib.mkIf (config.riley.gui) {
+	sound.enable = true;
+	hardware.pulseaudio.enable = true;
+
+	users.users."riley".packages = with pkgs; [
+		pavucontrol
+	];
+})

modules/gui/window-manager.nix

@@ -0,0 +1,80 @@
+{ pkgs, config, lib, ... }:
+
+let theme       = config.riley.theme.hex;
+	modifier	= "Mod4";
+	keybindings = (import ./keybinds.nix {
+
+    	inherit modifier lib pkgs config;
+
+    	directional = {
+			left  = "H";
+			right = "L";
+			up    = "K";
+			down  = "J";
+    	};
+
+    	workspace = {
+			numbered = 5;
+			named = {
+				"web" = "equal";
+				"doc" = "minus";
+				"dev" = "0";
+			};
+    	};
+
+		launchers = {
+			browser = "google-chrome-stable";
+		};
+    	
+	});
+in (lib.mkIf (config.riley.gui) {
+	services.xserver = {
+		enable = true;
+		windowManager.i3.enable = true;
+	};
+
+	home-manager.users."riley" = {
+    	xsession.windowManager.i3 = {
+			enable = true;
+
+			config = with lib; (rec {
+    			
+				inherit modifier keybindings;
+
+				terminal = "${pkgs.alacritty}/bin/alacritty";
+
+                colors = {
+					focused = rec {
+						background 	= theme.background.normal;
+						text		= theme."red".bright;
+						border 		= background;
+						childBorder = border;
+						indicator   = border;
+					};
+					unfocused = rec {
+						background 	= theme.background.normal;
+						text 		= theme.foreground.slight;
+						border 		= background;
+						childBorder = border;
+						indicator   = border;
+					};
+					focusedInactive = colors.unfocused;
+                };
+
+                window = {
+                    border = 2;
+                    commands = [
+						{ command = "border pixel 2"; criteria = { class = ".*"; }; }
+                    ];
+                };
+
+                fonts = {
+					names = [ "Source Sans 3" ];
+					style = "Semibold";
+					size = 10.0;
+                };
+
+			});
+    	};
+	};
+})

modules/ide/README.md

@@ -0,0 +1,4 @@
+# Kakoune
+
+This module sets the kakoune editor up like an IDE using language server
+modules and plugins.

modules/ide/default.nix

@@ -3,7 +3,7 @@
 let kakrc = pkgs.writeTextFile (rec {
 		name = "kakrc.kak";
 		destination = "/share/kak/autoload/${name}";
-		text = with (import ../../colors.nix)."dark"; ''
+		text = with config.riley.theme; ''
 
 			# Line numbering
 			add-highlighter global/ number-lines -separator ' │ ' -hlcursor
@@ -105,7 +105,7 @@ let kakrc = pkgs.writeTextFile (rec {
 	
 	# Syntax colors
 	colors = (import ./colors {
-    	theme = (import ../../colors.nix)."dark";
+    	theme = config.riley.theme;
     	inherit lib pkgs;
 	});
 

modules/ssh.nix

@@ -0,0 +1,18 @@
+{ config, lib, pkgs, ... }:
+
+{
+	services.openssh = {
+		enable = true;
+		passwordAuthentication = false;
+	};
+
+	users.users."riley" = {
+
+    	openssh.authorizedKeys.keys = [
+			"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGk/nBXhr3xWtbXBBkCuwqE6OixpRXCfscfxibgcCsTR me@riley.lgbt"
+		];
+		
+		packages = with pkgs; [ openssh ];
+
+	};
+}