Update flake.lock 2025-04-28

.sops.yaml

@@ -1,7 +1,7 @@
 keys:
   - &primary age1ee5udznhadk6m7jtglu4709rep080yjyd2ukzdl8jma4mm92y3psv0slpg
   - &aspi-ssh age1q8lc5340gz5xw2f57nglrss68wv0j0hf36py2pdtrl6ky3yrq9qqk0njr4
-  - &builder-ssh age1kw4kmdm45zprvdkrrpvgq966l7585vhusmum083qlwnr0xxgd3uqatcyja
+  - &builder-ssh age1vwanu6jm80jzwe78jzz7z9vuzlg94tl7rpdg34vjmxcrnhddxu9q5zaf49
   - &kardorf-ssh age15lxw97z03q40xrdscnxqqugh5ky5aqrerg2t2rphkcqm6rnllurq8v98q5
 
 creation_rules:

Readme.org

@@ -36,3 +36,11 @@ ssh-to-age < /etc/ssh/ssh_host_ed25519_key.pub
 #+begin_src sh
 sops updatekeys secrets/*
 #+end_src
+
+* Installation of builder
+- Start recent nixos installer in VM
+- Set password for root
+  
+#+begin_src sh
+nix run github:nix-community/nixos-anywhere -- --flake git+https://gitlab.julian-mutter.de/julian/dotfiles.git#builder --target-host root@<ip>
+#+end_src

features-nixos/global/locale.nix

@@ -11,7 +11,7 @@
     LC_NUMERIC = "en_US.UTF-8";
     LC_PAPER = "de_DE.UTF-8";
     LC_TELEPHONE = "de_DE.UTF-8";
-    LC_TIME = "de_DE.UTF-8";
+    LC_TIME = "en_GB.UTF-8"; # english weekdays, but 24h format
   };
 
   # Keymap

features-nixos/optional/binarycaches.nix

@@ -6,8 +6,10 @@
   # Setup binary caches
   nix.settings = {
     substituters = [
+      # high priority since it's almost always used
+      "https://cache.nixos.org?priority=10"
+
       "https://nix-community.cachix.org"
-      "https://cache.nixos.org/"
       "https://hyprland.cachix.org"
       # "http://binarycache.julian-mutter.de"
       "https://devenv.cachix.org"
@@ -16,7 +18,7 @@
     trusted-public-keys = [
       "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
       "hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="
-      "binarycache.julian-mutter.de:oJ67uRFwRhNPKL58CHzy3QQLv38Kx7OA1K+6xlEPu7E="
+      "binarycache.julian-mutter.de:7RB4Sif4WQU76XWIsRJ2KtKa45zg1QOTHEkUhi/JBe8="
       "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
       "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw="
       "noctalia.cachix.org-1:pCOR47nnMEo5thcxNDtzWpOxNFQsBRglJzxWPp3dkU4="

features-nixos/optional/hydra.nix

@@ -0,0 +1,49 @@
+# Host hydra
+{...}: {
+  services.hydra = {
+    enable = true;
+    hydraURL = "http://hydra.julian-mutter.de"; # externally visible URL
+    port = 3000;
+    notificationSender = "hydra@julian-mutter.de"; # e-mail of hydra service
+    # a standalone hydra will require you to unset the buildMachinesFiles list to avoid using a nonexistant /etc/nix/machines
+    # buildMachinesFiles = [ ];
+    # you will probably also want, otherwise *everything* will be built from scratch
+    useSubstitutes = true;
+
+    minimumDiskFree = 5; # in GB
+    minimumDiskFreeEvaluator = 4; # in GB
+  };
+
+  # Uris allowed as flake inputs, otherwise hydra does not fetch them
+  nix.settings.allowed-uris = [
+    "github:"
+    "gitlab:"
+    "git+https://github.com/hyprwm/Hyprland"
+    "https://github.com/hyprwm/Hyprland"
+    "https://github"
+    "https://gitlab"
+    "https://gitlab.julian-mutter.de"
+    "git+https://gitlab.julian-mutter.de"
+  ];
+
+  services.nginx = {
+    enable = true;
+    recommendedProxySettings = true;
+    # recommendedTlsSettings = true;
+    # other Nginx options
+    virtualHosts."hydra.julian-mutter.de" = {
+      # enableACME = true;
+      # forceSSL = true;
+      locations."/" = {
+        proxyPass = "http://127.0.0.1:3000";
+        # proxyWebsockets = true; # needed if you need to use WebSocket
+        # extraConfig =
+        #   # required when the target is also TLS server with multiple hosts
+        #   "proxy_ssl_server_name on;" +
+        #   # required when the server wants to use HTTP Authentication
+        #   "proxy_pass_header Authorization;"
+        #   ;
+      };
+    };
+  };
+}

features-nixos/optional/jenkins-agent.nix

@@ -0,0 +1,52 @@
+# Setup the device as a jenkins agent
+{pkgs, ...}: {
+  services.openssh = {
+    enable = true;
+    # require public key authentication for better security
+    settings.PasswordAuthentication = false;
+    settings.KbdInteractiveAuthentication = false;
+    settings.PermitRootLogin = "yes";
+    # Add older algorithms for jenkins ssh-agents-plugin to be compatible
+    settings.Macs = [
+      "hmac-sha2-512-etm@openssh.com"
+      "hmac-sha2-256-etm@openssh.com"
+      "umac-128-etm@openssh.com"
+      "hmac-sha2-512"
+      "hmac-sha2-256"
+      "umac-128@openssh.com"
+    ];
+    settings.KexAlgorithms = [
+      "diffie-hellman-group-exchange-sha1"
+      "diffie-hellman-group14-sha1"
+      "mlkem768x25519-sha256"
+      "sntrup761x25519-sha512"
+      "sntrup761x25519-sha512@openssh.com"
+      "curve25519-sha256"
+      "curve25519-sha256@libssh.org"
+      "diffie-hellman-group-exchange-sha256"
+    ];
+  };
+
+  users.users.jenkins = {
+    createHome = true;
+    home = "/var/lib/jenkins";
+    group = "jenkins";
+    isNormalUser = true;
+    openssh.authorizedKeys.keys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJ36sQhVz3kUEi8754G7r3rboihhG4iqFK/UvQm6SING jenkins@home"
+    ];
+    packages = with pkgs; [
+      git
+      devenv
+    ];
+    extraGroups = [
+      "docker"
+    ];
+  };
+
+  users.groups.jenkins = {};
+  programs.java = {
+    enable = true;
+    package = pkgs.jdk21; # Same as jenkins version on home
+  };
+}

flake.nix

@@ -9,9 +9,10 @@
     impermanence.url = "github:nix-community/impermanence";
     deploy-rs.url = "github:serokell/deploy-rs";
 
+    # For latest noctalia version
     noctalia = {
-      url = "github:noctalia-dev/noctalia-shell";
+      url = "github:noctalia-dev/noctalia/cachix";
-      inputs.nixpkgs.follows = "nixpkgs";
+      # inputs.nixpkgs.follows = "nixpkgs";
     };
 
     stylix = {
@@ -52,7 +53,6 @@
     };
     nixvim = {
       url = "github:nix-community/nixvim/nixos-26.05";
-      inputs.nixpkgs.follows = "nixpkgs";
     };
     nix-matlab = {
       url = "gitlab:doronbehar/nix-matlab";

homes/julian/features/hyprland/default.nix

@@ -4,15 +4,7 @@
   config,
   lib,
   ...
-}: let
+}: {
-  # Apply lib.mkDefault to a whole attrset recursively, used for the noctalia config
-  mkDefaultsRec = value:
-    if builtins.isAttrs value
-    then lib.mapAttrs (_: mkDefaultsRec) value
-    else if builtins.isList value
-    then map mkDefaultsRec value
-    else lib.mkDefault value;
-in {
   imports = [
     # inputs.hyprland.homeManagerModules.default
     # ./waybar
@@ -27,7 +19,7 @@ in {
     ./waypipe.nix
 
     # ./hyprbars.nix
-    inputs.noctalia.homeModules.default
+    # inputs.noctalia.homeModules.default # Use for latest version from inputs
   ];
 
   xdg.portal = {
@@ -47,16 +39,17 @@ in {
     size = 24;
   };
 
-  programs.imv.enable = true; # TODO: what is that
+  # noctalia-shell ipc call state all | jq .settings | xclip
+  xdg.configFile."noctalia/settings.json".source = ./noctalia.json;
 
-  programs.noctalia-shell = {
+  # programs.noctalia = {
-    enable = true;
+  #   enable = true;
-    # noctalia-shell ipc call state all | jq .settings | xclip
+  #   # noctalia config export full > noctalia.toml
-    # mkDefaultsRec used so that stylix can overwrite style options
+  #   settings = ./noctalia.toml;
-    settings = mkDefaultsRec (builtins.fromJSON (builtins.readFile ./noctalia.json));
+  # };
-  };
 
   home.packages = with pkgs; [
+    unstable.noctalia-shell # Use for stable version instead of latest from the input
     hyprpicker
     hyprcursor
     brightnessctl
@@ -67,9 +60,13 @@ in {
     wf-recorder
     wl-clipboard
 
-    (pkgs.writeShellScriptBin "toggle-screen-mirroring" (
+    (pkgs.writeShellScriptBin "toggle-screen-mirroring"
-      builtins.readFile ./toggle-screen-mirroring.sh
+      (
-    ))
+        builtins.replaceStrings
+        ["@INTERNAL_MONITOR@" "@EXTERNAL_MONITOR@"]
+        [(builtins.elemAt config.monitors 0).name (builtins.elemAt config.monitors 1).name]
+        (builtins.readFile ./toggle-screen-mirroring.sh)
+      ))
 
     (pkgs.writeShellScriptBin "correct-workspace-locations" (
       lib.concatStringsSep "\n" (
@@ -107,6 +104,7 @@ in {
         local terminal = "${config.terminal}"
         local fileManager = "pcmanfm"
         -- local menu = "wofi --show drun,run"
+        -- local menu = "noctalia msg panel-toggle launcher"
         local menu = "noctalia-shell ipc call launcher toggle"
         local calculator = "qalculate-gtk"
         local browser = "firefox"
@@ -114,6 +112,15 @@ in {
       ''
       + "-- Main config from `hyprland.lua`\n"
       + builtins.readFile ./hyprland.lua
+      + "-- Monitor config\n"
+      + lib.concatStringsSep "\n" (
+        map (
+          monitor: "hl.monitor({ output = \"${monitor.name}\", mode = \"preferred\", position = \"auto\", scale = \"auto\", mirror = \"\"})"
+        )
+        config.monitors
+      )
+      + "\n-- For plugging in random monitors\n"
+      + "hl.monitor({ output = \"\", mode = \"preferred\", position = \"auto\", scale = \"auto\", mirror = \"\"})\n"
       + "-- Assign workspaces to monitors\n"
       + lib.concatStringsSep "\n" (
         builtins.concatLists (

homes/julian/features/hyprland/hyprland.lua

@@ -1,16 +1,3 @@
-------------------
----- MONITORS ----
-------------------
-
--- See https://wiki.hypr.land/Configuring/Basics/Monitors/
-hl.monitor({
-	output = "",
-	mode = "preferred",
-	position = "auto",
-	scale = "auto",
-	mirror = "",
-})
-
 -------------------
 ---- AUTOSTART ----
 -------------------
@@ -18,7 +5,7 @@ hl.monitor({
 -- See https://wiki.hypr.land/Configuring/Basics/Autostart/
 hl.on("hyprland.start", function()
 	-- hl.exec_cmd("waybar")
-	hl.exec_cmd("noctalia-shell")
+	hl.exec_cmd("env QT_QPA_PLATFORMTHEME=qt5ct noctalia-shell") -- env ensures noctalia works alongside kde
 	hl.exec_cmd("firefox")
 end)
 hl.on("config.reloaded", function()
@@ -84,7 +71,7 @@ hl.config({
 	},
 
 	animations = {
-		enabled = true,
+		enabled = false,
 	},
 
 	misc = {
@@ -98,34 +85,6 @@ hl.config({
 	},
 })
 
--- Default curves and animations, see https://wiki.hypr.land/Configuring/Advanced-and-Cool/Animations/
-hl.curve("easeOutQuint", { type = "bezier", points = { { 0.23, 1 }, { 0.32, 1 } } })
-hl.curve("easeInOutCubic", { type = "bezier", points = { { 0.65, 0.05 }, { 0.36, 1 } } })
-hl.curve("linear", { type = "bezier", points = { { 0, 0 }, { 1, 1 } } })
-hl.curve("almostLinear", { type = "bezier", points = { { 0.5, 0.5 }, { 0.75, 1 } } })
-hl.curve("quick", { type = "bezier", points = { { 0.15, 0 }, { 0.1, 1 } } })
-
--- Default springs
-hl.curve("easy", { type = "spring", mass = 1, stiffness = 71.2633, dampening = 15.8273644 })
-
-hl.animation({ leaf = "global", enabled = false })
-hl.animation({ leaf = "border", enabled = true, speed = 5.39, bezier = "easeOutQuint" })
-hl.animation({ leaf = "windows", enabled = true, speed = 4.79, spring = "easy" })
-hl.animation({ leaf = "windowsIn", enabled = true, speed = 4.1, spring = "easy", style = "popin 87%" })
-hl.animation({ leaf = "windowsOut", enabled = true, speed = 1.49, bezier = "linear", style = "popin 87%" })
-hl.animation({ leaf = "fadeIn", enabled = true, speed = 1.73, bezier = "almostLinear" })
-hl.animation({ leaf = "fadeOut", enabled = true, speed = 1.46, bezier = "almostLinear" })
-hl.animation({ leaf = "fade", enabled = true, speed = 3.03, bezier = "quick" })
-hl.animation({ leaf = "layers", enabled = true, speed = 3.81, bezier = "easeOutQuint" })
-hl.animation({ leaf = "layersIn", enabled = true, speed = 4, bezier = "easeOutQuint", style = "fade" })
-hl.animation({ leaf = "layersOut", enabled = true, speed = 1.5, bezier = "linear", style = "fade" })
-hl.animation({ leaf = "fadeLayersIn", enabled = true, speed = 1.79, bezier = "almostLinear" })
-hl.animation({ leaf = "fadeLayersOut", enabled = true, speed = 1.39, bezier = "almostLinear" })
-hl.animation({ leaf = "workspaces", enabled = true, speed = 1.94, bezier = "almostLinear", style = "fade" })
-hl.animation({ leaf = "workspacesIn", enabled = true, speed = 1.21, bezier = "almostLinear", style = "fade" })
-hl.animation({ leaf = "workspacesOut", enabled = true, speed = 1.94, bezier = "almostLinear", style = "fade" })
-hl.animation({ leaf = "zoomFactor", enabled = true, speed = 7, bezier = "quick" })
-
 -- Ref https://wiki.hypr.land/Configuring/Basics/Workspace-Rules/
 -- "Smart gaps" / "No gaps when only"
 hl.workspace_rule({ workspace = "w[tv1]", gaps_out = 0, gaps_in = 0 })
@@ -147,8 +106,7 @@ hl.config({
 
 hl.config({
 	misc = {
-		force_default_wallpaper = -1, -- Set to 0 or 1 to disable the anime mascot wallpapers
+		disable_hyprland_logo = true, -- If true disables the random hyprland logo / anime girl background. :(
-		disable_hyprland_logo = false, -- If true disables the random hyprland logo / anime girl background. :(
 	},
 })
 

homes/julian/features/hyprland/noctalia.toml

@@ -0,0 +1,628 @@
+[audio]
+enable_overdrive = true
+enable_sounds = false
+notification_sound = ""
+sound_volume = 0.5
+volume_change_sound = ""
+
+[backdrop]
+blur_intensity = 0.5
+enabled = false
+tint_intensity = 0.30000001192092896
+
+[bar]
+order = [ "widgets" ]
+
+    [bar.widgets]
+    auto_hide = false
+    background_opacity = 1.0
+    border = "outline"
+    border_width = 0.0
+    capsule = false
+    capsule_fill = "surface_variant"
+    capsule_group = []
+    capsule_opacity = 1.0
+    capsule_padding = 6.0
+    capsule_thickness = 0.75999999046325684
+    center = []
+    contact_shadow = false
+    enabled = true
+    end = [
+        "cpu",
+        "ram",
+        "sysmon",
+        "network_rx",
+        "network_tx",
+        "volume",
+        "battery",
+        "clock",
+        "network",
+        "clipboard",
+        "tray"
+    ]
+    font_weight = 500
+    layer = "top"
+    margin_edge = 0
+    margin_ends = 0
+    margin_opposite_edge = 0
+    padding = 14
+    panel_overlap = 1
+    position = "bottom"
+    radius = 0
+    radius_bottom_left = 0
+    radius_bottom_right = 0
+    radius_top_left = 0
+    radius_top_right = 0
+    reserve_space = true
+    scale = 1.0
+    shadow = false
+    show_on_workspace_switch = true
+    start = [ "workspaces" ]
+    thickness = 34
+    widget_spacing = 12
+
+        [bar.widgets.dead_zone]
+        command = ""
+        middle_command = ""
+        right_command = ""
+        scroll_down_command = ""
+        scroll_up_command = ""
+
+[battery]
+warning_threshold = 10
+
+[brightness]
+enable_ddcutil = false
+ignore_mmids = []
+minimum_brightness = 0.0
+sync_all_monitors = false
+
+[calendar]
+enabled = false
+refresh_minutes = 15
+
+[control_center]
+hidden_tabs = []
+sidebar = "full"
+sidebar_section = "full"
+width = 700
+
+    [[control_center.shortcuts]]
+    type = "wifi"
+
+    [[control_center.shortcuts]]
+    type = "bluetooth"
+
+    [[control_center.shortcuts]]
+    type = "caffeine"
+
+    [[control_center.shortcuts]]
+    type = "nightlight"
+
+    [[control_center.shortcuts]]
+    type = "notification"
+
+    [[control_center.shortcuts]]
+    type = "power_profile"
+
+[desktop_widgets]
+enabled = false
+schema_version = 2
+
+    [desktop_widgets.grid]
+    cell_size = 16
+    major_interval = 4
+    visible = true
+
+[dock]
+active_monitor_only = false
+active_opacity = 1.0
+active_scale = 1.0
+auto_hide = false
+background_opacity = 0.87999999523162842
+cross_axis_padding = 8
+enabled = false
+icon_size = 48
+inactive_opacity = 0.85000002384185791
+inactive_scale = 0.85000002384185791
+item_spacing = 6
+launcher_icon = "grid-dots"
+launcher_position = "none"
+magnification = true
+magnification_scale = 1.4500000476837158
+main_axis_padding = 16
+margin_edge = 8
+margin_ends = 0
+monitors = []
+pinned = []
+position = "bottom"
+radius = 16
+radius_bottom_left = 16
+radius_bottom_right = 16
+radius_top_left = 16
+radius_top_right = 16
+reserve_space = true
+shadow = true
+show_dots = false
+show_instance_count = true
+show_running = true
+
+[hooks]
+battery_charging = []
+battery_discharging = []
+battery_percentage_changed = []
+battery_plugged = []
+bluetooth_disabled = []
+bluetooth_enabled = []
+colors_changed = []
+logging_out = []
+power_profile_changed = []
+rebooting = []
+session_locked = []
+session_unlocked = []
+shutting_down = []
+started = []
+theme_mode_changed = []
+wallpaper_changed = []
+wifi_disabled = []
+wifi_enabled = []
+
+[idle]
+behavior_order = [ "lock", "screen-off", "lock-and-suspend" ]
+pre_action_fade_seconds = 0.0
+
+    [idle.behavior.lock]
+    action = "lock"
+    command = ""
+    enabled = false
+    resume_command = ""
+    timeout = 600.0
+
+    [idle.behavior.lock-and-suspend]
+    action = "lock_and_suspend"
+    command = ""
+    enabled = false
+    resume_command = ""
+    timeout = 900.0
+
+    [idle.behavior.screen-off]
+    action = "screen_off"
+    command = ""
+    enabled = false
+    resume_command = ""
+    timeout = 660.0
+
+[keybinds]
+cancel = [ "Escape" ]
+down = [ "Down" ]
+left = [ "Left" ]
+right = [ "Right" ]
+tab_next = [ "Tab" ]
+tab_previous = [ "Shift+ISO_Left_Tab" ]
+up = [ "Up" ]
+validate = [ "Return", "KP_Enter", "space" ]
+
+[location]
+address = "Würzburg, Germany"
+auto_locate = false
+sunrise = ""
+sunset = ""
+
+[lockscreen]
+allow_empty_password = false
+blur_intensity = 0.5
+blurred_desktop = false
+enabled = false
+fingerprint = true
+monitors = []
+tint_intensity = 0.30000001192092896
+wallpaper = ""
+
+[lockscreen_widgets]
+enabled = false
+schema_version = 2
+widget_order = [ "lockscreen-login-box@HDMI-A-1", "lockscreen-login-box@eDP-1" ]
+
+    [lockscreen_widgets.grid]
+    cell_size = 16
+    major_interval = 4
+    visible = true
+
+    [lockscreen_widgets.widget."lockscreen-login-box@HDMI-A-1"]
+    box_height = 70.0
+    box_width = 400.0
+    cx = 960.0
+    cy = 961.0
+    enabled = true
+    output = "HDMI-A-1"
+    rotation = 0.0
+    type = "login_box"
+
+        [lockscreen_widgets.widget."lockscreen-login-box@HDMI-A-1".settings]
+        background_color = "surface_variant"
+        background_opacity = 0.88
+        background_radius = 12.0
+        input_opacity = 1.0
+        input_radius = 6.0
+        show_caps_lock = true
+        show_keyboard_layout = true
+        show_login_button = true
+        show_password_hint = true
+
+    [lockscreen_widgets.widget."lockscreen-login-box@eDP-1"]
+    box_height = 70.0
+    box_width = 400.0
+    cx = 960.0
+    cy = 961.0
+    enabled = true
+    output = "eDP-1"
+    rotation = 0.0
+    type = "login_box"
+
+        [lockscreen_widgets.widget."lockscreen-login-box@eDP-1".settings]
+        background_color = "surface_variant"
+        background_opacity = 0.88
+        background_radius = 12.0
+        input_opacity = 1.0
+        input_radius = 6.0
+        show_caps_lock = true
+        show_keyboard_layout = true
+        show_login_button = true
+        show_password_hint = true
+
+[nightlight]
+enabled = false
+force = false
+temperature_day = 6500
+temperature_night = 4000
+
+[notification]
+background_opacity = 0.97000002861022949
+collapse_on_dismiss = true
+enable_daemon = false
+layer = "top"
+monitors = []
+offset_x = 20
+offset_y = 8
+position = "top_right"
+scale = 1.0
+show_actions = true
+show_app_name = true
+
+[osd]
+background_opacity = 0.97000002861022949
+monitors = []
+offset_x = 20
+offset_y = 8
+orientation = "horizontal"
+position = "top_center"
+position_vertical = "top_center"
+scale = 1.0
+
+    [osd.kinds]
+    bluetooth = false
+    brightness = false
+    caffeine = false
+    dnd = false
+    keyboard_layout = false
+    lock_keys = false
+    media = false
+    nightlight = false
+    power_profile = false
+    privacy = false
+    volume = false
+    volume_input = true
+    volume_output = true
+    wifi = false
+
+[plugins]
+enabled = []
+
+    [[plugins.source]]
+    auto_update = false
+    enabled = true
+    kind = "git"
+    location = "https://github.com/noctalia-dev/official-plugins"
+    name = "official"
+
+    [[plugins.source]]
+    auto_update = false
+    enabled = true
+    kind = "git"
+    location = "https://github.com/noctalia-dev/community-plugins"
+    name = "community"
+
+[shell]
+app_icon_colorize = false
+avatar_path = ""
+clipboard_auto_paste = "auto"
+clipboard_confirm_clear_history = true
+clipboard_enabled = true
+clipboard_history_max_entries = 100
+clipboard_image_action_command = ""
+corner_radius_scale = 1.0
+date_format = "%A, %x"
+disable_mipmaps = false
+font_family = "sans-serif"
+launch_apps_as_systemd_services = false
+launch_apps_custom_command = ""
+middle_click_opens_widget_settings = true
+niri_overview_type_to_launch_enabled = false
+offline_mode = false
+password_style = "default"
+polkit_agent = false
+screen_time_enabled = false
+settings_show_advanced = false
+setup_wizard_enabled = true
+shared_gl_context = true
+show_location = true
+telemetry_enabled = false
+time_format = "{:%H:%M}"
+ui_scale = 1.0
+
+    [shell.animation]
+    enabled = false
+    speed = 1.0
+
+    [shell.greeter_sync]
+    auto_sync = false
+
+    [shell.launcher]
+    app_grid = false
+    categories = true
+    compact = true
+    session_search = false
+    show_icons = true
+    sort_by_usage = true
+
+        [shell.launcher.dmenu]
+
+    [shell.mpris]
+    blacklist = []
+
+    [shell.panel]
+    borders = true
+    clipboard_placement = "attached"
+    clipboard_position = "center"
+    control_center_placement = "attached"
+    control_center_position = "auto"
+    floating_offset = 13
+    launcher_placement = "floating"
+    launcher_position = "center"
+    open_near_click_clipboard = true
+    open_near_click_control_center = true
+    open_near_click_launcher = false
+    open_near_click_session = true
+    open_near_click_wallpaper = true
+    polkit_placement = "floating"
+    polkit_position = "center"
+    session_placement = "attached"
+    session_position = "auto"
+    shadow = true
+    transparency_mode = "solid"
+    wallpaper_placement = "attached"
+    wallpaper_position = "auto"
+
+    [shell.privacy]
+    cam_filter_regex = ""
+    mic_filter_regex = ""
+
+    [shell.screen_corners]
+    enabled = false
+    size = 32
+
+    [shell.screenshot]
+    confirm_region = false
+    copy_to_clipboard = true
+    directory = ""
+    filename_pattern = ""
+    freeze_screen = true
+    pipe_command = ""
+    pipe_to_command = false
+    save_to_file = true
+
+    [shell.session.power]
+
+    [[shell.session.actions]]
+    action = "lock"
+    command = ""
+    countdown_seconds = 0.0
+    enabled = true
+    glyph = ""
+    label = ""
+    shortcut = "1"
+    variant = "default"
+
+    [[shell.session.actions]]
+    action = "logout"
+    command = ""
+    countdown_seconds = 0.0
+    enabled = true
+    glyph = ""
+    label = ""
+    shortcut = "2"
+    variant = "default"
+
+    [[shell.session.actions]]
+    action = "lock_and_suspend"
+    command = ""
+    countdown_seconds = 0.0
+    enabled = false
+    glyph = ""
+    label = ""
+    shortcut = "3"
+    variant = "default"
+
+    [[shell.session.actions]]
+    action = "reboot"
+    command = ""
+    countdown_seconds = 0.0
+    enabled = true
+    glyph = ""
+    label = ""
+    shortcut = "4"
+    variant = "default"
+
+    [[shell.session.actions]]
+    action = "shutdown"
+    command = ""
+    countdown_seconds = 0.0
+    enabled = true
+    glyph = ""
+    label = ""
+    shortcut = "5"
+    variant = "destructive"
+
+    [shell.shadow]
+    alpha = 0.55000001192092896
+    direction = "down"
+
+[system.monitor]
+cpu_poll_seconds = 2.0
+cpu_temp_activity_threshold = 60.0
+cpu_temp_critical_threshold = 85.0
+cpu_temp_sensor_path = ""
+cpu_usage_activity_threshold = 50.0
+cpu_usage_critical_threshold = 90.0
+disk_pct_activity_threshold = 80.0
+disk_pct_critical_threshold = 95.0
+disk_poll_seconds = 10.0
+enabled = true
+gpu_poll_seconds = 0.0
+gpu_temp_activity_threshold = 60.0
+gpu_temp_critical_threshold = 85.0
+gpu_usage_activity_threshold = 50.0
+gpu_usage_critical_threshold = 95.0
+gpu_vram_activity_threshold = 50.0
+gpu_vram_critical_threshold = 90.0
+memory_poll_seconds = 2.0
+net_rx_activity_threshold = 1.0
+net_rx_critical_threshold = 50.0
+net_tx_activity_threshold = 1.0
+net_tx_critical_threshold = 50.0
+network_poll_seconds = 3.0
+ram_pct_activity_threshold = 60.0
+ram_pct_critical_threshold = 90.0
+swap_pct_activity_threshold = 20.0
+swap_pct_critical_threshold = 80.0
+
+[theme]
+builtin = "Catppuccin"
+community_palette = "Oxocarbon"
+custom_palette = ""
+mode = "dark"
+source = "builtin"
+wallpaper_scheme = "m3-content"
+
+    [theme.templates]
+    builtin_ids = []
+    community_ids = []
+    enable_builtin_templates = false
+    enable_community_templates = false
+
+[wallpaper]
+directory = ""
+directory_dark = ""
+directory_light = ""
+edge_smoothness = 0.30000001192092896
+enabled = false
+fill_color = ""
+fill_mode = "crop"
+per_monitor_directories = false
+transition = [ "fade", "wipe", "disc", "stripes", "zoom", "honeycomb" ]
+transition_duration = 1500.0
+transition_on_startup = false
+
+    [wallpaper.automation]
+    enabled = false
+    interval_seconds = 1800
+    order = "random"
+    recursive = true
+
+[weather]
+effects = true
+enabled = true
+refresh_minutes = 30
+unit = "metric"
+
+[widget.active_window]
+icon_size = 14.0
+max_length = 260.0
+min_length = 80.0
+title_scroll = "none"
+type = "active_window"
+
+[widget.clock]
+format = "{:%a %d.%m. %H:%M:%S}"
+type = "clock"
+
+[widget.cpu]
+display = "text"
+stat = "cpu_usage"
+type = "sysmon"
+
+[widget.custom_button_2]
+type = "custom_button"
+
+[widget.date]
+format = "{:%a %d %b}"
+type = "clock"
+
+[widget.input_volume]
+device = "input"
+type = "volume"
+
+[widget.keyboard_layout]
+cycle_command = ""
+hide_when_single_layout = false
+type = "keyboard_layout"
+
+[widget.lock_keys]
+display = "short"
+hide_when_off = false
+show_caps_lock = true
+show_num_lock = true
+show_scroll_lock = false
+type = "lock_keys"
+
+[widget.media]
+art_size = 16.0
+max_length = 220.0
+min_length = 80.0
+title_scroll = "none"
+type = "media"
+
+[widget.network_rx]
+display = "text"
+stat = "net_rx"
+type = "sysmon"
+
+[widget.network_tx]
+display = "text"
+stat = "net_tx"
+type = "sysmon"
+
+[widget.output_volume]
+device = "output"
+type = "volume"
+
+[widget.ram]
+display = "text"
+stat = "ram_pct"
+type = "sysmon"
+
+[widget.spacer]
+type = "spacer"
+
+[widget.sysmon]
+display = "text"
+stat = "disk_pct"
+type = "sysmon"
+
+[widget.temp]
+stat = "cpu_temp"
+type = "sysmon"
+
+[widget.workspaces]
+scale = 1.1000000000000001
+type = "workspaces"

homes/julian/features/hyprland/toggle-screen-mirroring.sh

@@ -2,18 +2,17 @@
 
 # A hyprland script for a laptop-external-monitor setup, toggling between which is in use
 
-# TODO: Detect these instead of hardcoding them
+INTERNAL_MONITOR="@INTERNAL_MONITOR@"
-INTERNAL_MONITOR="eDP-1"
+EXTERNAL_MONITOR="@EXTERNAL_MONITOR@"
-EXTERNAL_MONITOR="HDMI-A-1"
 
-MIRROR_SETTING=$(hyprctl monitors all -j | jq -r '.[] | select(.name == "HDMI-A-1") | .mirrorOf')
+MIRROR_SETTING=$(hyprctl monitors all -j | jq -r --arg EXTERNAL "$EXTERNAL_MONITOR" '.[] | select(.name == $EXTERNAL) | .mirrorOf')
 
 echo "current setting: "
 echo $MIRROR_SETTING
 if [ "$MIRROR_SETTING" = "none" ]; then
-    echo "mirroring..."
+	echo "mirroring..."
-    hyprctl eval "hl.monitor({output=\"$EXTERNAL_MONITOR\", mode=\"preferred\", position=\"auto\", scale=\"auto\", mirror=\"$INTERNAL_MONITOR\"})"
+	hyprctl eval "hl.monitor({output=\"$EXTERNAL_MONITOR\", mode=\"preferred\", position=\"auto\", scale=\"auto\", mirror=\"$INTERNAL_MONITOR\"})"
 else
-    # hyprctl keyword monitor "$EXTERNAL_MONITOR, disable" # shortly disable monitor so waybar recognizes the new monitor again # TODO: find better solution
+	# hyprctl keyword monitor "$EXTERNAL_MONITOR, disable" # shortly disable monitor so waybar recognizes the new monitor again # TODO: find better solution
-    hyprctl eval "hl.monitor({output=\"$EXTERNAL_MONITOR\", mode=\"preferred\", position=\"auto\", scale=\"auto\", mirror=\"\"})"
+	hyprctl eval "hl.monitor({output=\"$EXTERNAL_MONITOR\", mode=\"preferred\", position=\"auto\", scale=\"auto\", mirror=\"\"})"
 fi

homes/julian/features/suites/desktop/default.nix

@@ -9,8 +9,6 @@
   services.syncthing.tray.enable = true;
   services.syncthing.tray.command = "syncthingtray --wait"; # Wait for tray to become available
 
-  gtk.gtk4.theme = null; # Fix evaluation warning since using old home manager version
-
   programs.chromium = {
     enable = true;
     extensions = [

hosts/aspi/default.nix

@@ -6,7 +6,7 @@
     "${pwd}/features-nixos/users/julian"
     "${pwd}/features-nixos/optional/binarycaches.nix"
 
-    "${pwd}/features-nixos/optional/remote-builder.nix"
+    # "${pwd}/features-nixos/optional/remote-builder.nix"
     "${pwd}/features-nixos/optional/boot-efi.nix"
 
     "${pwd}/features-nixos/optional/greetd.nix"

hosts/builder/default.nix

@@ -4,18 +4,37 @@
 {
   pwd,
   config,
-  pkgs,
+  inputs,
+  outputs,
+  lib,
   ...
 }: {
-  imports = [
+  imports =
-    ./hardware-configuration.nix
+    [
+      inputs.disko.nixosModules.disko
 
-    "${pwd}/features-nixos/global/fish.nix" # fish for admin
+      ./disko.nix
-    "${pwd}/features-nixos/global/locale.nix"
+      ./hardware-configuration.nix
-    "${pwd}/features-nixos/global/nix.nix"
+
-    "${pwd}/features-nixos/global/sops.nix"
+      "${pwd}/features-nixos/global/fish.nix" # fish for admin
-    "${pwd}/features-nixos/global/root.nix"
+      "${pwd}/features-nixos/global/locale.nix"
-  ];
+      "${pwd}/features-nixos/global/nix.nix"
+      "${pwd}/features-nixos/global/sops.nix"
+      "${pwd}/features-nixos/global/root.nix"
+
+      # "${pwd}/features-nixos/optional/hydra.nix"
+      # "${pwd}/features-nixos/optional/jenkins-agent.nix"
+    ]
+    ++ (builtins.attrValues outputs.nixosModules);
+
+  frajul.gitlab-runner = {
+    enable = false;
+    secretsFile = ./secrets.yaml;
+  };
+  frajul.gitea-runner = {
+    enable = true;
+    secretsFile = ./secrets.yaml;
+  };
 
   networking.hostName = "builder";
   system.stateVersion = "23.11";
@@ -66,22 +85,22 @@
     fallback = true;
   };
 
-  # system.autoUpgrade = {
+  system.autoUpgrade = {
-  #   enable = true;
+    enable = true;
-  #   flake = "git+https://gitlab.julian-mutter.de/julian/dotfiles";
+    flake = "git+https://gitlab.julian-mutter.de/julian/dotfiles";
-  #   flags = [
+    flags = [
-  #     "--recreate-lock-file" # update lock file
+      "--recreate-lock-file" # update lock file
-  #   ];
+    ];
-  #   dates = "02:13";
+    dates = "02:13";
-  # };
+  };
 
   # optimize store by hardlinking store files
-  nix.optimise.automatic = true;
+  nix.optimise.automatic = lib.mkForce true;
-  nix.optimise.dates = ["03:15"];
+  nix.optimise.dates = lib.mkForce ["03:15"];
 
-  # nix.gc.automatic = true;
+  nix.gc.automatic = lib.mkForce true;
-  # nix.gc.dates = "daily";
+  nix.gc.dates = lib.mkForce "daily";
-  # nix.gc.options = "--delete-old";
+  nix.gc.options = lib.mkForce "--delete-old";
 
   # nix.settings.keep-derivations = false;
   # nix.settings.keep-outputs = true;
@@ -101,55 +120,12 @@
     OOMScoreAdjust = 500;
   };
 
-  # Ollama used by open-webui as llm backend
-  # services.ollama = {
-  #   enable = true;
-  #   # acceleration = "rocm";
-  #   openFirewall = true;
-  # };
-
-  # services.nextjs-ollama-llm-ui = {
-  #   enable = true;
-  #   hostname = "192.168.3.118";
-  #   port = 3001;
-  # };
-  # services.open-webui = {
-  #   enable = true;
-  #   port = 8080;
-  #   openFirewall = true;
-  #   host = "builder.julian-mutter.de";
-  # };
-
-  networking.firewall.allowedTCPPorts = [
-    80
-    3001 # ollama-ui
-  ];
-
   services.openssh = {
     enable = true;
     # require public key authentication for better security
     settings.PasswordAuthentication = false;
     settings.KbdInteractiveAuthentication = false;
     settings.PermitRootLogin = "yes";
-    # Add older algorithms for jenkins ssh-agents-plugin to be compatible
-    settings.Macs = [
-      "hmac-sha2-512-etm@openssh.com"
-      "hmac-sha2-256-etm@openssh.com"
-      "umac-128-etm@openssh.com"
-      "hmac-sha2-512"
-      "hmac-sha2-256"
-      "umac-128@openssh.com"
-    ];
-    settings.KexAlgorithms = [
-      "diffie-hellman-group-exchange-sha1"
-      "diffie-hellman-group14-sha1"
-      "mlkem768x25519-sha256"
-      "sntrup761x25519-sha512"
-      "sntrup761x25519-sha512@openssh.com"
-      "curve25519-sha256"
-      "curve25519-sha256@libssh.org"
-      "diffie-hellman-group-exchange-sha256"
-    ];
   };
   users.users."root".openssh.authorizedKeys.keys = [
     "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFjSZYdoF/51F+ykcBAYVCzCPTF5EEigWBL1APiR0h+H julian@aspi"
@@ -163,20 +139,6 @@
 
   # security.pam.sshAgentAuth.enable = true; # enable sudo via ssh
 
-  services.hydra = {
-    enable = true;
-    hydraURL = "http://hydra.julian-mutter.de"; # externally visible URL
-    port = 3000;
-    notificationSender = "hydra@julian-mutter.de"; # e-mail of hydra service
-    # a standalone hydra will require you to unset the buildMachinesFiles list to avoid using a nonexistant /etc/nix/machines
-    # buildMachinesFiles = [ ];
-    # you will probably also want, otherwise *everything* will be built from scratch
-    useSubstitutes = true;
-
-    minimumDiskFree = 5; # in GB
-    minimumDiskFreeEvaluator = 4; # in GB
-  };
-
   # add builder itpwd as build machine so system emulation is properly supported
   # nix.distributedBuilds = true;
   nix.buildMachines = [
@@ -199,97 +161,30 @@
     }
   ];
 
-  # Uris allowed as flake inputs, otherwise hydra does not fetch them
+  networking.firewall.allowedTCPPorts = [
-  nix.settings.allowed-uris = [
+    80
-    "github:"
-    "gitlab:"
-    "git+https://github.com/hyprwm/Hyprland"
-    "https://github.com/hyprwm/Hyprland"
-    "https://github"
-    "https://gitlab"
-    "https://gitlab.julian-mutter.de"
-    "git+https://gitlab.julian-mutter.de"
   ];
-
   services.nginx = {
     enable = true;
     recommendedProxySettings = true;
-    # recommendedTlsSettings = true;
-    # other Nginx options
-    virtualHosts."hydra.julian-mutter.de" = {
-      # enableACME = true;
-      # forceSSL = true;
-      locations."/" = {
-        proxyPass = "http://127.0.0.1:3000";
-        # proxyWebsockets = true; # needed if you need to use WebSocket
-        # extraConfig =
-        #   # required when the target is also TLS server with multiple hosts
-        #   "proxy_ssl_server_name on;" +
-        #   # required when the server wants to use HTTP Authentication
-        #   "proxy_pass_header Authorization;"
-        #   ;
-      };
-    };
 
+    # nix-serve
     virtualHosts."binarycache.julian-mutter.de" = {
       locations."/".proxyPass = "http://${config.services.nix-serve.bindAddress}:${toString config.services.nix-serve.port}";
     };
 
+    # attic
     clientMaxBodySize = "2G";
     virtualHosts."cache.julian-mutter.de" = {
       locations."/".proxyPass = "http://127.0.0.1:8080";
     };
   };
 
-  # =========== Gitea actions ==========
-  services.gitea-actions-runner.instances."builder" = {
-    enable = true;
-    url = "https://gitlab.julian-mutter.de";
-    name = "builder";
-    tokenFile = config.sops.secrets."gitea_token".path;
-    labels = [
-      # fake the ubuntu name, because node provides no ubuntu builds
-      "ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"
-      # my custom nix+devenv ci container
-      "nix-ci:docker://gitlab.julian-mutter.de/julian/nix-ci-container:latest"
-      # devenv
-      "devenv:docker://ghcr.io/cachix/devenv/devenv:latest"
-      # provide native execution on the host
-      "nixos:host"
-    ];
-    # Packages are intjected into PATH for "nixos:host"
-    hostPackages = with pkgs; [
-      bash
-      coreutils
-      curl
-      gawk
-      gitMinimal
-      nodejs # Required by many standard actions (like actions/checkout)
-      docker
-      devenv
-      wget
-      nix
-    ];
-  };
-
-  virtualisation.docker.enable = true;
-
-  # TODO: podman fails with: "cannot resolve hostname"
-  # virtualisation.podman = {
-  #   enable = true;
-  #   dockerCompat = true;
-  #   defaultNetwork.settings.dns_enabled = true;
-  # };
-
-  sops.secrets."gitea_token" = {
-    owner = config.users.users.nix.name;
-    sopsFile = ./secrets.yaml;
-  };
-
   # =========== Binary Cache ==========
+  sops.secrets."nix_serve_key".sopsFile = ./secrets.yaml;
   services.nix-serve = {
     enable = true;
-    secretKeyFile = "/var/cache-priv-key.pem";
+    secretKeyFile = config.sops.secrets."nix_serve_key".path;
   };
 
   # =========== Binary Cache with attic ==========
@@ -327,41 +222,4 @@
       };
     };
   };
-
-  services.gitlab-runner.enable = true;
-  # runner for everything else
-  #
-  sops.secrets."gitlab_runner_token".sopsFile = ./secrets.yaml;
-  services.gitlab-runner.services.default = {
-    # File should contain at least these two variables:
-    authenticationTokenConfigFile = config.sops.secrets."gitlab_runner_token".path;
-    dockerImage = "alpine:latest";
-    dockerVolumes = [
-      "/var/run/docker.sock:/var/run/docker.sock"
-    ];
-  };
-
-  ### Jenkins node
-  users.users.jenkins = {
-    createHome = true;
-    home = "/var/lib/jenkins";
-    group = "jenkins";
-    isNormalUser = true;
-    openssh.authorizedKeys.keys = [
-      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJ36sQhVz3kUEi8754G7r3rboihhG4iqFK/UvQm6SING jenkins@home"
-    ];
-    packages = with pkgs; [
-      git
-      devenv
-    ];
-    extraGroups = [
-      "docker"
-    ];
-  };
-
-  users.groups.jenkins = {};
-  programs.java = {
-    enable = true;
-    package = pkgs.jdk21; # Same as jenkins version on home
-  };
 }

hosts/builder/disko.nix

@@ -0,0 +1,56 @@
+# Example to create a bios compatible gpt partition
+{ lib, ... }:
+{
+  disko.devices = {
+    disk.disk1 = {
+      device = lib.mkDefault "/dev/sda";
+      type = "disk";
+      content = {
+        type = "gpt";
+        partitions = {
+          boot = {
+            name = "boot";
+            size = "1M";
+            type = "EF02";
+          };
+          esp = {
+            name = "ESP";
+            size = "500M";
+            type = "EF00";
+            content = {
+              type = "filesystem";
+              format = "vfat";
+              mountpoint = "/boot";
+            };
+          };
+          root = {
+            name = "root";
+            size = "100%";
+            content = {
+              type = "lvm_pv";
+              vg = "pool";
+            };
+          };
+        };
+      };
+    };
+    lvm_vg = {
+      pool = {
+        type = "lvm_vg";
+        lvs = {
+          root = {
+            size = "100%FREE";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/";
+              mountOptions = [
+                "defaults"
+              ];
+            };
+          };
+        };
+      };
+    };
+  };
+}

hosts/builder/hardware-configuration.nix

@@ -7,43 +7,13 @@
     "sd_mod"
     "sr_mod"
   ];
-  # boot.initrd.kernelModules = [ "amdgpu" ]; # GPU support
   boot.kernelModules = [];
   boot.extraModulePackages = [];
 
-  fileSystems."/" = {
-    device = "/dev/disk/by-uuid/f088fe8e-bf3d-4a89-98bd-ead9852d381f";
-    fsType = "ext4";
-  };
-
-  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
-  # (the default) this is the recommended approach. When using systemd-networkd it's
-  # still possible to use this option, but it's recommended to use it in conjunction
-  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
   networking.useDHCP = lib.mkDefault true;
-  # networking.interfaces.ens18.useDHCP = lib.mkDefault true;
-
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
 
-  # hardware.graphics = {
-  #   enable = true;
-  #   extraPackages = with pkgs; [
-  #     rocmPackages.clr.icd
-  #     linuxPackages.amdgpu-pro
-  #   ];
-  # };
-
-  # boot.kernelParams = [
-  #   "radeon.si_support=0"
-  #   "radeon.cik_support=1"
-  #   "amdgpu.si_support=0"
-  #   "amdgpu.cik_support=1"
-  # ];
-  # boot.extraModulePackages = with config.boot.kernelPackages; [ amdgpu-pro ];
-  # boot.blacklistedKernelModules = [ "radeon" ];
-
   boot.loader.grub.enable = true;
-  boot.loader.grub.device = "/dev/sda";
 
   # Emulated systems used as alternative to cross-compiling
   boot.binfmt.emulatedSystems = ["aarch64-linux"];

hosts/builder/ssh_host_ed25519_key.pub

@@ -0,0 +1 @@
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINgH+4xJMk4K5uBIq4hKwar4wt6GYCRE3Z2S4HETc4TK root@builder

hosts/kardorf/default.nix

@@ -11,7 +11,7 @@
     "${pwd}/features-nixos/users/wolfi"
     "${pwd}/features-nixos/optional/binarycaches.nix"
 
-    "${pwd}/features-nixos/optional/remote-builder.nix"
+    # "${pwd}/features-nixos/optional/remote-builder.nix"
     "${pwd}/features-nixos/optional/boot-efi.nix"
 
     "${pwd}/features-nixos/optional/greetd.nix"
@@ -26,6 +26,7 @@
     "${pwd}/features-nixos/optional/podman.nix"
     "${pwd}/features-nixos/optional/wireshark.nix"
     "${pwd}/features-nixos/optional/flatpak.nix"
+    "${pwd}/features-nixos/optional/k9s"
   ];
 
   networking.hostName = "kardorf";

modules/nixos/default.nix

@@ -3,4 +3,6 @@
   syncthing = import ./syncthing.nix;
   frajulAutoUpgrade = import ./frajul-auto-upgrade.nix;
   pianoLEDVisualizer = import ./piano-led-visualizer.nix;
+  gitea-runner = import ./gitea-runner.nix;
+  gitlab-runner = import ./gitlab-runner.nix;
 }

modules/nixos/gitea-runner.nix

@@ -0,0 +1,57 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  cfg = config.frajul.gitea-runner;
+in {
+  options = {
+    frajul.gitea-runner = {
+      enable = lib.mkEnableOption "gitea-runner";
+      secretsFile = lib.mkOption {
+        type = lib.types.path;
+        description = "A sops encrpyted file containing a 'gitea_token' secret";
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    virtualisation.docker.enable = true;
+
+    sops.secrets."gitea_token" = {
+      owner = config.users.users.nix.name;
+      sopsFile = cfg.secretsFile;
+    };
+
+    services.gitea-actions-runner.instances."builder" = {
+      enable = true;
+      url = "https://gitlab.julian-mutter.de";
+      name = "builder";
+      tokenFile = config.sops.secrets."gitea_token".path;
+      labels = [
+        # fake the ubuntu name, because node provides no ubuntu builds
+        "ubuntu-latest:docker://docker.gitea.com/runner-images:ubuntu-latest"
+        # my custom nix+devenv ci container
+        "nix-ci:docker://gitlab.julian-mutter.de/julian/nix-ci-container:latest"
+        # devenv
+        "devenv:docker://ghcr.io/cachix/devenv/devenv:latest"
+        # provide native execution on the host
+        "nixos:host"
+      ];
+      # Packages are intjected into PATH for "nixos:host"
+      hostPackages = with pkgs; [
+        bash
+        coreutils
+        curl
+        gawk
+        gitMinimal
+        nodejs # Required by many standard actions (like actions/checkout)
+        docker
+        devenv
+        wget
+        nix
+      ];
+    };
+  };
+}

modules/nixos/gitlab-runner.nix

@@ -0,0 +1,31 @@
+{
+  config,
+  lib,
+  ...
+}: let
+  cfg = config.frajul.gitlab-runner;
+in {
+  options = {
+    frajul.gitlab-runner = {
+      enable = lib.mkEnableOption "gitlab-runner";
+      secretsFile = lib.mkOption {
+        type = lib.types.path;
+        description = "A sops encrpyted file containing a 'gitlab_runner_token' secret";
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.gitlab-runner.enable = true;
+
+    sops.secrets."gitlab_runner_token".sopsFile = cfg.secretsFile;
+    services.gitlab-runner.services.default = {
+      # File should contain at least these two variables:
+      authenticationTokenConfigFile = config.sops.secrets."gitlab_runner_token".path;
+      dockerImage = "alpine:latest";
+      dockerVolumes = [
+        "/var/run/docker.sock:/var/run/docker.sock"
+      ];
+    };
+  };
+}