diff options
Diffstat (limited to 'nixos')
| -rw-r--r-- | nixos/default.nix | 1 | ||||
| -rw-r--r-- | nixos/modules/turris-board.nix | 68 | ||||
| -rw-r--r-- | nixos/modules/turris-defaults.nix | 84 |
3 files changed, 88 insertions, 65 deletions
diff --git a/nixos/default.nix b/nixos/default.nix index 8b20e39..e7c8f00 100644 --- a/nixos/default.nix +++ b/nixos/default.nix @@ -1,3 +1,4 @@ { turris-board = import ./modules/turris-board.nix; + turris-defaults = import ./modules/turris-defaults.nix; } diff --git a/nixos/modules/turris-board.nix b/nixos/modules/turris-board.nix index 4b8aa0d..02b6dae 100644 --- a/nixos/modules/turris-board.nix +++ b/nixos/modules/turris-board.nix @@ -9,12 +9,6 @@ with lib; type = types.enum [ "omnia" "mox" ]; description = "The unique Turris board identifier."; }; - - turris.device = mkOption { - type = types.str; - example = "/dev/mmcblk0"; - description = "The device used to boot the Turris system."; - }; }; config = { @@ -23,73 +17,17 @@ with lib; message = "Turris board has to be specified"; }]; - # We do not need Grub as U-Boot supports boot using extlinux like file - boot.loader.grub.enable = false; - boot.loader.generic-extlinux-compatible.enable = true; - # Use early print to the serial console - boot.kernelParams = [ - "earlyprintk" "console=ttyMV0,115200" "earlycon=ar3700_uart,0xd0012000" - "boot.shell_on_fail" - ]; - - # Use the latest kernel - boot.kernelPackages = pkgs.linuxPackages_latest; - - # The supported deployment is on BTRFS - boot.supportedFilesystems = [ "btrfs" ]; - - # Cover nix memory consumption peaks by compressing the RAM - zramSwap = { - enable = true; - memoryPercent = 100; - }; - # Nix is really memory hungry so we have to sometimes also use swap device. - # We expect that to be the second partition on the root device. - swapDevices = [{ - device = config.turris.device + "p2"; - priority = 0; - }]; - - fileSystems = { - # Root filesystem is expected to be on: - # Mox: SD card - # Omnia: internam MMC storage - "/" = { - device = config.turris.device + "p1"; - fsType = "btrfs"; - }; - }; - - # The default hostname - # TODO set this only if not already set - networking.hostName = "nixturris"; - # Enable flakes for nix as we are using that instead of legacy setup nix = { package = pkgs.nixFlakes; extraOptions = "experimental-features = nix-command flakes"; }; - # Allow root access over SSH - # TODO allow disable as it is nice only for initial setup - services.openssh = { - enable = true; - passwordAuthentication = true; - permitRootLogin = "yes"; - }; - - # Set default editor - # TODO probably switch to nano later on - programs.vim.defaultEditor = true; - - # The additional administration packages environment.systemPackages = with pkgs; [ + # As we override the nix package we have to override nixos-rebuild as well (pkgs.nixos-rebuild.override { nix = config.nix.package.out; }) - git # This is required to access the repository - htop + # The Git is required to access this repository + git ]; - - # No need for installer tools in standard system - system.disableInstallerTools = true; }; } diff --git a/nixos/modules/turris-defaults.nix b/nixos/modules/turris-defaults.nix new file mode 100644 index 0000000..cdf5fbe --- /dev/null +++ b/nixos/modules/turris-defaults.nix @@ -0,0 +1,84 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + + cnf = config.turris.defaults; + +in { + + options = { + turris.defaults = { + enable = mkOption { + type = types.bool; + default = true; + description = "Use default Turris configuration"; + }; + rootLabel = mkOption { + type = types.str; + default = "NixTurris"; + description = "GPT partition label the root system is stored on"; + }; + swapLabel = mkOption { + type = types.str; + default = "NixTurrisSwap"; + description = "GPT partition label for available swap parition"; + }; + }; + }; + + config = mkIf cnf.enable { + # We do not need Grub as U-Boot supports boot using extlinux like file + boot.loader.grub.enable = false; + boot.loader.generic-extlinux-compatible.enable = true; + # Use early print to the serial console + boot.kernelParams = [ + "earlyprintk" "console=ttyMV0,115200" "earlycon=ar3700_uart,0xd0012000" + "boot.shell_on_fail" + ]; + + # Use the latest kernel + boot.kernelPackages = pkgs.linuxPackages_latest; + + # The supported deployment is on BTRFS + boot.supportedFilesystems = [ "btrfs" ]; + + # Cover nix memory consumption peaks by compressing the RAM + zramSwap = { + enable = true; + memoryPercent = 80; + }; + # Nix is really memory hungry so we have to sometimes also use swap device. + swapDevices = [{ + device = "/dev/disk/by-partlabel/" + cnf.swapLabel; + priority = 0; + }]; + + fileSystems = { + "/" = { + device = "/dev/disk/by-partlabel/" + cnf.rootLabel; + fsType = "btrfs"; + }; + }; + + # The default hostname + networking.hostName = mkDefault "nixturris"; + + # Set default editor + # TODO probably switch to nano later on + programs.vim.defaultEditor = mkDefault true; + + # The additional administration packages + environment.systemPackages = with pkgs; [ + htop + ] ++ optionals (config.turris.board == "mox") [ + libatsha204 + ] ++ optionals (config.turris.board == "omnia") [ + libatsha204 + ]; + + # No need for installer tools in standard system + system.disableInstallerTools = true; + }; +} |