161 lines
4.0 KiB
Nix
161 lines
4.0 KiB
Nix
{system ? __currentSystem}:
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rec {
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pkgs = import ./pkgs/top-level/all-packages.nix {inherit system;};
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pkgsDiet = import ./pkgs/top-level/all-packages.nix {
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inherit system;
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bootStdenv = pkgs.useDietLibC pkgs.stdenv;
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};
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pkgsStatic = import ./pkgs/top-level/all-packages.nix {
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inherit system;
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bootStdenv = pkgs.makeStaticBinaries pkgs.stdenv;
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};
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stdenvLinuxStuff = import ./pkgs/stdenv/linux {
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system = pkgs.stdenv.system;
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allPackages = import ./pkgs/top-level/all-packages.nix;
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};
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# The label used to identify the installation CD.
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cdromLabel = "NIXOS";
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# Determine the set of modules that we need to mount the root FS.
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modulesClosure = import ./modules-closure.nix {
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inherit (pkgs) stdenv kernel module_init_tools;
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rootModules = ["ide-cd" "ide-disk" "ide-generic"];
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};
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# Some additional utilities needed in stage 1, notably mount. We
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# don't want to bring in all of util-linux, so we just copy what we
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# need.
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extraUtils = pkgs.stdenv.mkDerivation {
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name = "extra-utils";
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builder = builtins.toFile "builder.sh"
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"source $stdenv/setup; ensureDir $out/bin; cp $utillinux/bin/mount $utillinux/bin/umount $utillinux/sbin/pivot_root $out/bin; nuke-refs $out/bin/*";
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buildInputs = [pkgs.nukeReferences];
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inherit (pkgsStatic) utillinux;
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};
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# The init script of boot stage 1 (loading kernel modules for
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# mounting the root FS).
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bootStage1 = import ./boot-stage-1.nix {
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inherit (pkgs) genericSubstituter;
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inherit (pkgsDiet) module_init_tools;
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inherit extraUtils;
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inherit cdromLabel;
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modules = modulesClosure;
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shell = stdenvLinuxStuff.bootstrapTools.bash;
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staticTools = stdenvLinuxStuff.staticTools;
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};
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# The closure of the init script of boot stage 1 is what we put in
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# the initial RAM disk.
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initialRamdisk = import ./make-initrd.nix {
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inherit (pkgs) stdenv cpio;
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packages = [];
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init = bootStage1;
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};
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# The installer.
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nixosInstaller = import ./installer.nix {
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inherit (pkgs) stdenv genericSubstituter nix;
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shell = pkgs.bash + "/bin/sh";
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};
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# The init script of boot stage 2, which is supposed to do
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# everything else to bring up the system.
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bootStage2 = import ./boot-stage-2.nix {
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inherit (pkgs) genericSubstituter coreutils findutils
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utillinux kernel sysklogd udev module_init_tools
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nettools;
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shell = pkgs.bash + "/bin/sh";
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dhcp = pkgs.dhcpWrapper;
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# Additional stuff; add whatever you want here.
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path = [
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pkgs.bash
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pkgs.bzip2
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pkgs.cpio
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pkgs.curl
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pkgs.e2fsprogs
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pkgs.gnugrep
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pkgs.gnused
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pkgs.gnutar
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pkgs.grub
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pkgs.gzip
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pkgs.iputils
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pkgs.less
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pkgs.nano
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pkgs.netcat
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# pkgs.vim
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pkgs.nix
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pkgs.strace
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pkgs.sysvinit
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pkgs.procps
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pkgs.shadowutils
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pkgs.sysklogd
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pkgs.rsync
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nixosInstaller
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];
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mingetty = pkgs.mingettyWrapper;
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};
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# Since the CD is read-only, the mount points must be on disk.
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cdMountPoints = pkgs.stdenv.mkDerivation {
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name = "mount-points";
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builder = builtins.toFile "builder.sh" "
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source $stdenv/setup
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mkdir $out
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cd $out
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mkdir proc sys tmp etc dev var mnt nix nix/var
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touch $out/${cdromLabel}
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";
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};
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# Create an ISO image containing the isolinux boot loader, the
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# kernel, the initrd produced above, and the closure of the stage 2
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# init.
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rescueCD = import ./make-iso9660-image.nix {
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inherit (pkgs) stdenv cdrtools;
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isoName = "nixos.iso";
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contents = [
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{ source = pkgs.syslinux + "/lib/syslinux/isolinux.bin";
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target = "isolinux/isolinux.bin";
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}
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{ source = ./isolinux.cfg;
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target = "isolinux/isolinux.cfg";
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}
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{ source = pkgs.kernel + "/vmlinuz";
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target = "isolinux/vmlinuz";
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}
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{ source = initialRamdisk + "/initrd";
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target = "isolinux/initrd";
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}
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{ source = cdMountPoints;
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target = "/";
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}
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];
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init = bootStage2;
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bootable = true;
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bootImage = "isolinux/isolinux.bin";
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};
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}
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