7ac0b3aaea
the initial ramdisk as config.system.build.bootStage1. svn path=/nixos/branches/modular-nixos/; revision=15739
76 lines
2.3 KiB
Nix
76 lines
2.3 KiB
Nix
{ platform ? __currentSystem
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, configuration
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, nixpkgs ? ../../nixpkgs
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}:
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rec {
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configComponents = [
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configuration
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(import ./options.nix)
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];
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# Make a configuration object from which we can retrieve option
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# values.
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config =
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pkgs.lib.fixOptionSets
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pkgs.lib.mergeOptionSets
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pkgs configComponents;
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optionDeclarations =
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pkgs.lib.fixOptionSetsFun
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pkgs.lib.filterOptionSets
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pkgs configComponents
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config;
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pkgs = import nixpkgs {system = platform;};
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# This attribute is responsible for creating boot entries for
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# child configuration. They are only (directly) accessible
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# when the parent configuration is boot default. For example,
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# you can provide an easy way to boot the same configuration
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# as you use, but with another kernel
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children = map (x: ((import ./system.nix)
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{ inherit platform;
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configuration = x//{boot=((x.boot)//{grubDevice = "";});};}).system)
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config.nesting.children;
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# Putting it all together. This builds a store object containing
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# symlinks to the various parts of the built configuration (the
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# kernel, the Upstart services, the init scripts, etc.) as well as a
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# script `switch-to-configuration' that activates the configuration
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# and makes it bootable.
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system = pkgs.checker (pkgs.stdenv.mkDerivation {
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name = "system";
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builder = ./system.sh;
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switchToConfiguration = ./switch-to-configuration.sh;
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inherit (pkgs) grub upstart;
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grubDevice = config.boot.grubDevice;
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kernelParams =
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config.boot.kernelParams ++ config.boot.extraKernelParams;
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bootStage2 = config.system.build.bootStage2;
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activateConfiguration = config.system.activationScripts.script;
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grubMenuBuilder = config.system.build.grubMenuBuilder;
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etc = config.system.build.etc;
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systemPath = config.system.path;
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inherit children;
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configurationName = config.boot.configurationName;
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kernel = config.boot.kernelPackages.kernel + "/vmlinuz";
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initrd = config.system.build.initialRamdisk + "/initrd";
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# Most of these are needed by grub-install.
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path = [
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pkgs.coreutils
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pkgs.gnused
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pkgs.gnugrep
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pkgs.findutils
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pkgs.diffutils
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pkgs.upstart # for initctl
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];
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upstartInterfaceVersion = pkgs.upstart.interfaceVersion;
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}) config.environment.checkConfigurationOptions
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optionDeclarations config;
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}
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