mirror of
https://github.com/nix-community/disko.git
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134 lines
4.6 KiB
Nix
134 lines
4.6 KiB
Nix
{ config, lib, pkgs, extendModules, ... }@args:
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let
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diskoLib = import ./lib {
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inherit lib;
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rootMountPoint = config.disko.rootMountPoint;
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makeTest = import (pkgs.path + "/nixos/tests/make-test-python.nix");
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eval-config = import (pkgs.path + "/nixos/lib/eval-config.nix");
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};
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cfg = config.disko;
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in
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{
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options.disko = {
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extraRootModules = lib.mkOption {
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type = lib.types.listOf lib.types.str;
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description = ''
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extra kernel modules to pass to the vmTools.runCommand invocation in the make-disk-image.nix builder
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'';
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default = [ ];
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example = [ "bcachefs" ];
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};
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extraPostVM = lib.mkOption {
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type = lib.types.str;
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description = ''
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extra shell code to execute once the disk image(s) have been succesfully created and moved to $out
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'';
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default = "";
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example = lib.literalExpression ''
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''${pkgs.zstd}/bin/zstd --compress $out/*raw
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rm $out/*raw
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'';
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};
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memSize = lib.mkOption {
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type = lib.types.int;
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description = ''
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size of the memory passed to runInLinuxVM, in megabytes
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'';
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default = 1024;
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};
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devices = lib.mkOption {
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type = diskoLib.toplevel;
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default = { };
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description = "The devices to set up";
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};
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extraDependencies = lib.mkOption {
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type = lib.types.listOf lib.types.package;
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description = ''
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list of extra packages to make available in the make-disk-image.nix VM builder, an example might be f2fs-tools
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'';
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default = [ ];
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};
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rootMountPoint = lib.mkOption {
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type = lib.types.str;
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default = "/mnt";
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description = "Where the device tree should be mounted by the mountScript";
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};
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enableConfig = lib.mkOption {
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description = ''
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configure nixos with the specified devices
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should be true if the system is booted with those devices
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should be false on an installer image etc.
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'';
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type = lib.types.bool;
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default = true;
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};
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checkScripts = lib.mkOption {
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description = ''
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Whether to run shellcheck on script outputs
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'';
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type = lib.types.bool;
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default = false;
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};
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tests = {
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efi = lib.mkOption {
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description = ''
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Whether efi is enabled for the `system.build.installTest`.
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We try to automatically detect efi based on the configured bootloader.
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'';
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type = lib.types.bool;
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defaultText = "config.boot.loader.systemd-boot.enable || config.boot.loader.grub.efiSupport";
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default = config.boot.loader.systemd-boot.enable || config.boot.loader.grub.efiSupport;
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};
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extraChecks = lib.mkOption {
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description = ''
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extra checks to run in the `system.build.installTest`.
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'';
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type = lib.types.lines;
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default = "";
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example = ''
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machine.succeed("test -e /var/secrets/my.secret")
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'';
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};
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extraConfig = lib.mkOption {
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description = ''
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Extra NixOS config for your test. Can be used to specify a different luks key for tests.
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A dummy key is in /tmp/secret.key
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'';
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default = { };
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};
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};
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};
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config = lib.mkIf (cfg.devices.disk != { }) {
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system.build = (cfg.devices._scripts { inherit pkgs; checked = cfg.checkScripts; }) // {
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# we keep these old outputs for compatibility
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disko = builtins.trace "the .disko output is deprecated, please use .diskoScript instead" (cfg.devices._scripts { inherit pkgs; }).diskoScript;
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diskoNoDeps = builtins.trace "the .diskoNoDeps output is deprecated, please use .diskoScriptNoDeps instead" (cfg.devices._scripts { inherit pkgs; }).diskoScriptNoDeps;
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diskoImages = diskoLib.makeDiskImages {
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nixosConfig = args;
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};
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diskoImagesScript = diskoLib.makeDiskImagesScript {
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nixosConfig = args;
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};
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installTest = diskoLib.testLib.makeDiskoTest {
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inherit extendModules pkgs;
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name = "${config.networking.hostName}-disko";
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disko-config = builtins.removeAttrs config [ "_module" ];
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testMode = "direct";
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efi = cfg.tests.efi;
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extraSystemConfig = cfg.tests.extraConfig;
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extraTestScript = cfg.tests.extraChecks;
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};
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};
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# we need to specify the keys here, so we don't get an infinite recursion error
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# Remember to add config keys here if they are added to types
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fileSystems = lib.mkIf cfg.enableConfig cfg.devices._config.fileSystems or { };
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boot = lib.mkIf cfg.enableConfig cfg.devices._config.boot or { };
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swapDevices = lib.mkIf cfg.enableConfig cfg.devices._config.swapDevices or [ ];
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};
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}
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