nixos/iso-image: remove `with lib;` (e3ee1a97) · Commits · nix / nixpkgs

nixos/modules/installer/cd-dvd/iso-image.nix

+48 −52

Original line number	Diff line number	Diff line
		# This module creates a bootable ISO image containing the given NixOS
		# configuration. The derivation for the ISO image will be placed in
		# config.system.build.isoImage.

		{ config, lib, pkgs, ... }:

		with lib;

		let
		/**
		* Given a list of `options`, concats the result of mapping each options
		@@ -22,8 +18,8 @@ let
		(option: ''
		menuentry '${defaults.name} ${
		# Name appended to menuentry defaults to params if no specific name given.
		option.name or (optionalString (option ? params) "(${option.params})")
		}' ${optionalString (option ? class) " --class ${option.class}"} {
		option.name or (lib.optionalString (option ? params) "(${option.params})")
		}' ${lib.optionalString (option ? class) " --class ${option.class}"} {
		# Fallback to UEFI console for boot, efifb sometimes has difficulties.
		terminal_output console

		@@ -153,8 +149,8 @@ let
		APPEND ${toString config.boot.loader.grub.memtest86.params}
		'';

		isolinuxCfg = concatStringsSep "\n"
		([ baseIsolinuxCfg ] ++ optional config.boot.loader.grub.memtest86.enable isolinuxMemtest86Entry);
		isolinuxCfg = lib.concatStringsSep "\n"
		([ baseIsolinuxCfg ] ++ lib.optional config.boot.loader.grub.memtest86.enable isolinuxMemtest86Entry);

		refindBinary = if targetArch == "x64" \|\| targetArch == "aa64" then "refind_${targetArch}.efi" else null;

		@@ -182,7 +178,7 @@ let
		insmod gfxterm
		insmod png
		set gfxpayload=keep
		set gfxmode=${concatStringsSep "," [
		set gfxmode=${lib.concatStringsSep "," [
		# GRUB will use the first valid mode listed here.
		# `auto` will sometimes choose the smallest valid mode it detects.
		# So instead we'll list a lot of possibly valid modes :/
		@@ -321,7 +317,7 @@ let

		cat <<EOF > $out/EFI/boot/grub.cfg

		set textmode=${boolToString (config.isoImage.forceTextMode)}
		set textmode=${lib.boolToString (config.isoImage.forceTextMode)}
		set timeout=${toString grubEfiTimeout}

		clear
		@@ -480,7 +476,7 @@ in
		{
		options = {

		isoImage.isoName = mkOption {
		isoImage.isoName = lib.mkOption {
		default = "${config.isoImage.isoBaseName}.iso";
		type = lib.types.str;
		description = ''
		@@ -488,7 +484,7 @@ in
		'';
		};

		isoImage.isoBaseName = mkOption {
		isoImage.isoBaseName = lib.mkOption {
		default = config.system.nixos.distroId;
		type = lib.types.str;
		description = ''
		@@ -496,7 +492,7 @@ in
		'';
		};

		isoImage.compressImage = mkOption {
		isoImage.compressImage = lib.mkOption {
		default = false;
		type = lib.types.bool;
		description = ''
		@@ -505,7 +501,7 @@ in
		'';
		};

		isoImage.squashfsCompression = mkOption {
		isoImage.squashfsCompression = lib.mkOption {
		default = "zstd -Xcompression-level 19";
		type = lib.types.nullOr lib.types.str;
		description = ''
		@@ -515,7 +511,7 @@ in
		example = "zstd -Xcompression-level 6";
		};

		isoImage.edition = mkOption {
		isoImage.edition = lib.mkOption {
		default = "";
		type = lib.types.str;
		description = ''
		@@ -524,9 +520,9 @@ in
		'';
		};

		isoImage.volumeID = mkOption {
		isoImage.volumeID = lib.mkOption {
		# nixos-$EDITION-$RELEASE-$ARCH
		default = "nixos${optionalString (config.isoImage.edition != "") "-${config.isoImage.edition}"}-${config.system.nixos.release}-${pkgs.stdenv.hostPlatform.uname.processor}";
		default = "nixos${lib.optionalString (config.isoImage.edition != "") "-${config.isoImage.edition}"}-${config.system.nixos.release}-${pkgs.stdenv.hostPlatform.uname.processor}";
		type = lib.types.str;
		description = ''
		Specifies the label or volume ID of the generated ISO image.
		@@ -535,8 +531,8 @@ in
		'';
		};

		isoImage.contents = mkOption {
		example = literalExpression ''
		isoImage.contents = lib.mkOption {
		example = lib.literalExpression ''
		[ { source = pkgs.memtest86 + "/memtest.bin";
		target = "boot/memtest.bin";
		}
		@@ -548,15 +544,15 @@ in
		'';
		};

		isoImage.storeContents = mkOption {
		example = literalExpression "[ pkgs.stdenv ]";
		isoImage.storeContents = lib.mkOption {
		example = lib.literalExpression "[ pkgs.stdenv ]";
		description = ''
		This option lists additional derivations to be included in the
		Nix store in the generated ISO image.
		'';
		};

		isoImage.includeSystemBuildDependencies = mkOption {
		isoImage.includeSystemBuildDependencies = lib.mkOption {
		default = false;
		type = lib.types.bool;
		description = ''
		@@ -568,7 +564,7 @@ in
		'';
		};

		isoImage.makeBiosBootable = mkOption {
		isoImage.makeBiosBootable = lib.mkOption {
		# Before this option was introduced, images were BIOS-bootable if the
		# hostPlatform was x86-based. This option is enabled by default for
		# backwards compatibility.
		@@ -586,7 +582,7 @@ in
		'';
		};

		isoImage.makeEfiBootable = mkOption {
		isoImage.makeEfiBootable = lib.mkOption {
		default = false;
		type = lib.types.bool;
		description = ''
		@@ -594,7 +590,7 @@ in
		'';
		};

		isoImage.makeUsbBootable = mkOption {
		isoImage.makeUsbBootable = lib.mkOption {
		default = false;
		type = lib.types.bool;
		description = ''
		@@ -602,7 +598,7 @@ in
		'';
		};

		isoImage.efiSplashImage = mkOption {
		isoImage.efiSplashImage = lib.mkOption {
		default = pkgs.fetchurl {
		url = "https://raw.githubusercontent.com/NixOS/nixos-artwork/a9e05d7deb38a8e005a2b52575a3f59a63a4dba0/bootloader/efi-background.png";
		sha256 = "18lfwmp8yq923322nlb9gxrh5qikj1wsk6g5qvdh31c4h5b1538x";
		@@ -612,7 +608,7 @@ in
		'';
		};

		isoImage.splashImage = mkOption {
		isoImage.splashImage = lib.mkOption {
		default = pkgs.fetchurl {
		url = "https://raw.githubusercontent.com/NixOS/nixos-artwork/a9e05d7deb38a8e005a2b52575a3f59a63a4dba0/bootloader/isolinux/bios-boot.png";
		sha256 = "1wp822zrhbg4fgfbwkr7cbkr4labx477209agzc0hr6k62fr6rxd";
		@@ -622,15 +618,15 @@ in
		'';
		};

		isoImage.grubTheme = mkOption {
		isoImage.grubTheme = lib.mkOption {
		default = pkgs.nixos-grub2-theme;
		type = types.nullOr (types.either types.path types.package);
		type = lib.types.nullOr (lib.types.either lib.types.path lib.types.package);
		description = ''
		The grub2 theme used for UEFI boot.
		'';
		};

		isoImage.syslinuxTheme = mkOption {
		isoImage.syslinuxTheme = lib.mkOption {
		default = ''
		MENU TITLE ${config.system.nixos.distroName}
		MENU RESOLUTION 800 600
		@@ -655,15 +651,15 @@ in
		MENU COLOR UNSEL 37;44 #FF000000 #00000000 none
		MENU COLOR SEL 7;37;40 #FFFFFFFF #FF5277C3 std
		'';
		type = types.str;
		type = lib.types.str;
		description = ''
		The syslinux theme used for BIOS boot.
		'';
		};

		isoImage.prependToMenuLabel = mkOption {
		isoImage.prependToMenuLabel = lib.mkOption {
		default = "";
		type = types.str;
		type = lib.types.str;
		example = "Install ";
		description = ''
		The string to prepend before the menu label for the NixOS system.
		@@ -674,9 +670,9 @@ in
		'';
		};

		isoImage.appendToMenuLabel = mkOption {
		isoImage.appendToMenuLabel = lib.mkOption {
		default = " Installer";
		type = types.str;
		type = lib.types.str;
		example = " Live System";
		description = ''
		The string to append after the menu label for the NixOS system.
		@@ -687,9 +683,9 @@ in
		'';
		};

		isoImage.forceTextMode = mkOption {
		isoImage.forceTextMode = lib.mkOption {
		default = false;
		type = types.bool;
		type = lib.types.bool;
		example = true;
		description = ''
		Whether to use text mode instead of graphical grub.
		@@ -706,7 +702,7 @@ in
		# store them in lib so we can mkImageMediaOverride the
		# entire file system layout in installation media (only)
		config.lib.isoFileSystems = {
		"/" = mkImageMediaOverride
		"/" = lib.mkImageMediaOverride
		{
		fsType = "tmpfs";
		options = [ "mode=0755" ];
		@@ -715,7 +711,7 @@ in
		# Note that /dev/root is a symlink to the actual root device
		# specified on the kernel command line, created in the stage 1
		# init script.
		"/iso" = mkImageMediaOverride
		"/iso" = lib.mkImageMediaOverride
		{ device = "/dev/root";
		neededForBoot = true;
		noCheck = true;
		@@ -723,20 +719,20 @@ in

		# In stage 1, mount a tmpfs on top of /nix/store (the squashfs
		# image) to make this a live CD.
		"/nix/.ro-store" = mkImageMediaOverride
		"/nix/.ro-store" = lib.mkImageMediaOverride
		{ fsType = "squashfs";
		device = "/iso/nix-store.squashfs";
		options = [ "loop" ];
		neededForBoot = true;
		};

		"/nix/.rw-store" = mkImageMediaOverride
		"/nix/.rw-store" = lib.mkImageMediaOverride
		{ fsType = "tmpfs";
		options = [ "mode=0755" ];
		neededForBoot = true;
		};

		"/nix/store" = mkImageMediaOverride
		"/nix/store" = lib.mkImageMediaOverride
		{ fsType = "overlay";
		device = "overlay";
		options = [
		@@ -760,11 +756,11 @@ in
		message = "BIOS boot is only supported on x86-based architectures.";
		}
		{
		assertion = !(stringLength config.isoImage.volumeID > 32);
		assertion = !(lib.stringLength config.isoImage.volumeID > 32);
		# https://wiki.osdev.org/ISO_9660#The_Primary_Volume_Descriptor
		# Volume Identifier can only be 32 bytes
		message = let
		length = stringLength config.isoImage.volumeID;
		length = lib.stringLength config.isoImage.volumeID;
		howmany = toString length;
		toomany = toString (length - 32);
		in
		@@ -777,7 +773,7 @@ in
		boot.loader.grub.enable = false;

		environment.systemPackages = [ grubPkgs.grub2 grubPkgs.grub2_efi ]
		++ optional (config.isoImage.makeBiosBootable) pkgs.syslinux
		++ lib.optional (config.isoImage.makeBiosBootable) pkgs.syslinux
		;

		# In stage 1 of the boot, mount the CD as the root FS by label so
		@@ -803,7 +799,7 @@ in
		# script and the top-level system configuration directory.
		isoImage.storeContents =
		[ config.system.build.toplevel ] ++
		optional config.isoImage.includeSystemBuildDependencies
		lib.optional config.isoImage.includeSystemBuildDependencies
		config.system.build.toplevel.drvPath;

		# Individual files to be included on the CD, outside of the Nix
		@@ -819,7 +815,7 @@ in
		{ source = pkgs.writeText "version" config.system.nixos.label;
		target = "/version.txt";
		}
		] ++ optionals (config.isoImage.makeBiosBootable) [
		] ++ lib.optionals (config.isoImage.makeBiosBootable) [
		{ source = config.isoImage.splashImage;
		target = "/isolinux/background.png";
		}
		@@ -833,7 +829,7 @@ in
		{ source = "${pkgs.syslinux}/share/syslinux";
		target = "/isolinux";
		}
		] ++ optionals config.isoImage.makeEfiBootable [
		] ++ lib.optionals config.isoImage.makeEfiBootable [
		{ source = efiImg;
		target = "/boot/efi.img";
		}
		@@ -846,11 +842,11 @@ in
		{ source = config.isoImage.efiSplashImage;
		target = "/EFI/boot/efi-background.png";
		}
		] ++ optionals (config.boot.loader.grub.memtest86.enable && config.isoImage.makeBiosBootable) [
		] ++ lib.optionals (config.boot.loader.grub.memtest86.enable && config.isoImage.makeBiosBootable) [
		{ source = "${pkgs.memtest86plus}/memtest.bin";
		target = "/boot/memtest.bin";
		}
		] ++ optionals (config.isoImage.grubTheme != null) [
		] ++ lib.optionals (config.isoImage.grubTheme != null) [
		{ source = config.isoImage.grubTheme;
		target = "/EFI/boot/grub-theme";
		}
		@@ -866,10 +862,10 @@ in
		syslinux = if config.isoImage.makeBiosBootable then pkgs.syslinux else null;
		squashfsContents = config.isoImage.storeContents;
		squashfsCompression = config.isoImage.squashfsCompression;
		} // optionalAttrs (config.isoImage.makeUsbBootable && config.isoImage.makeBiosBootable) {
		} // lib.optionalAttrs (config.isoImage.makeUsbBootable && config.isoImage.makeBiosBootable) {
		usbBootable = true;
		isohybridMbrImage = "${pkgs.syslinux}/share/syslinux/isohdpfx.bin";
		} // optionalAttrs config.isoImage.makeEfiBootable {
		} // lib.optionalAttrs config.isoImage.makeEfiBootable {
		efiBootable = true;
		efiBootImage = "boot/efi.img";
		});

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