51d0ccdf3c
I had some merge problems with the system-tarball; I hope I've resolved them. svn path=/nixos/branches/stdenv-updates/; revision=24201
91 lines
2.4 KiB
Nix
91 lines
2.4 KiB
Nix
# This module creates a bootable ISO image containing the given NixOS
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# configuration. The derivation for the ISO image will be placed in
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# config.system.build.tarball.
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{ config, pkgs, ... }:
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with pkgs.lib;
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let
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options = {
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tarball.contents = mkOption {
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example =
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[ { source = pkgs.memtest86 + "/memtest.bin";
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target = "boot/memtest.bin";
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}
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];
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description = ''
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This option lists files to be copied to fixed locations in the
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generated ISO image.
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'';
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};
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tarball.storeContents = mkOption {
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example = [pkgs.stdenv];
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description = ''
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This option lists additional derivations to be included in the
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Nix store in the generated ISO image.
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'';
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};
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};
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versionFile = pkgs.writeText "nixos-version" config.system.nixosVersion;
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in
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{
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require = options;
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# In stage 1 of the boot, mount the CD/DVD as the root FS by label
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# so that we don't need to know its device.
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fileSystems =
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[ { mountPoint = "/";
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device = "/dev/sda";
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}
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];
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# boot.initrd.availableKernelModules = [ "mvsdio" "mmc_block" "reiserfs" "ext3" "ext4" ];
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# boot.initrd.kernelModules = [ "rtc_mv" ];
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# Closures to be copied to the Nix store on the CD, namely the init
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# script and the top-level system configuration directory.
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tarball.storeContents =
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[ { object = config.system.build.toplevel;
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symlink = "/var/run/current-system";
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}
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];
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# Individual files to be included on the CD, outside of the Nix
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# store on the CD.
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tarball.contents =
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[ { source = config.system.build.initialRamdisk + "/initrd";
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target = "/boot/initrd";
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}
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{ source = versionFile;
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target = "/nixos-version.txt";
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}
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];
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# Create the tarball
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system.build.tarball = import ../../../lib/make-system-tarball.nix {
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inherit (pkgs) stdenv perl xz pathsFromGraph;
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inherit (config.tarball) contents storeContents;
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};
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boot.postBootCommands =
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''
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# After booting, register the contents of the Nix store on the
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# CD in the Nix database in the tmpfs.
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${config.environment.nix}/bin/nix-store --load-db < /nix-path-registration
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# nixos-rebuild also requires a "system" profile and an
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# /etc/NIXOS tag.
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touch /etc/NIXOS
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${config.environment.nix}/bin/nix-env -p /nix/var/nix/profiles/system --set /var/run/current-system
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'';
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}
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