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* Move nixos-checkout into its own module.

Browse source 
svn path=/nixos/branches/modular-nixos/; revision=15787
This commit is contained in:
Eelco Dolstra 2009-05-29 12:24:48 +00:00
parent 19e0f46b0e
commit df96e5c456
6 changed files with 90 additions and 75 deletions
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13
installer/default.nix
View file

@ -9,12 +9,6 @@ let
isExecutable = true;
});
nixosCheckout = (import ./nixos-checkout.nix) {
inherit pkgs config makeProg;
};
in
{
@ -34,10 +28,7 @@ in
"cp refs $out";
};
nixosRebuild = let inherit (nixosCheckout) repos defaultRepo;
in makeProg {
defaultNIXOS = (defaultRepo repos.nixos ).target;
defaultNIXPKGS = (defaultRepo repos.nixpkgs).target;
nixosRebuild = makeProg {
name = "nixos-rebuild";
src = ./nixos-rebuild.sh;
};
@ -47,8 +38,6 @@ in
src = ./nixos-gen-seccure-keys.sh;
};
inherit (nixosCheckout) nixosCheckout;
nixosHardwareScan = makeProg {
name = "nixos-hardware-scan";
src = ./nixos-hardware-scan.pl;

4
installer/nixos-rebuild.sh
View file

@ -2,8 +2,8 @@
# Allow the location of NixOS sources and the system configuration
# file to be overridden.
NIXOS=${NIXOS:-@defaultNIXOS@}
NIXPKGS=${NIXPKGS:-@defaultNIXPKGS@}
NIXOS=${NIXOS:-/etc/nixos/nixos}
NIXPKGS=${NIXPKGS:-/etc/nixos/nixpkgs}
NIXOS_CONFIG=${NIXOS_CONFIG:-/etc/nixos/configuration.nix}
export NIXPKGS # must be exported so that a non default location is passed to nixos/default.nix

1
modules/config/system-path.nix
View file

@ -19,7 +19,6 @@ let
config.environment.nix
nixosTools.nixosInstall
nixosTools.nixosRebuild
nixosTools.nixosCheckout
nixosTools.nixosHardwareScan
nixosTools.nixosGenSeccureKeys
pkgs.acl

90
installer/nixos-checkout.nix → modules/installer/nixos-checkout.nix
View file

@ -1,8 +1,81 @@
args : with args;
# This module generates the nixos-checkout script, which replaces the
# NixOS and Nixpkgs source trees in /etc/nixos/{nixos,nixpkgs} with
# Subversion checkouts.
{config, pkgs, ...}:
with pkgs.lib;
rec {
let
options = {
# !!! These option (and their implementation) seems
# over-engineering. nixos-checkout was never intended to be a
# generic, "check out anything that the user want to have from any
# version management system whatsoever", but merely a trivial
# convenience script to checkout the NixOS and Nixpkgs trees
# during or after a NixOS installation.
installer.repos.nixos = mkOption {
default = [ { type = "svn"; } ];
example =
[ { type = "svn"; url = "https://svn.nixos.org/repos/nix/nixos/branches/stdenv-updates"; target = "/etc/nixos/nixos-stdenv-updates"; }
{ type = "git"; initialize = ''git clone git://mawercer.de/nixos $target''; update = "git pull origin"; target = "/etc/nixos/nixos-git"; }
];
description = ''
The NixOS repository from which the system will be built.
<command>nixos-checkout</command> will update all working
copies of the given repositories,
<command>nixos-rebuild</command> will use the first item
which has the attribute <literal>default = true</literal>
falling back to the first item. The type defines the
repository tool added to the path. It also defines a "valid"
repository. If the target directory already exists and it's
not valid it will be moved to the backup location
<filename><replaceable>dir</replaceable>-date</filename>.
For svn the default target and repositories are
<filename>/etc/nixos/nixos</filename> and
<filename>https://svn.nixos.org/repos/nix/nixos/trunk</filename>.
For git repositories update is called after initialization
when the repo is initialized. The initialize code is run
from working directory dirname
<replaceable>target</replaceable> and should create the
directory
<filename><replaceable>dir</replaceable></filename>. (<command>git
clone url nixos/nixpkgs/services</command> should do) For
the executables used see <option>repoTypes</option>.
'';
};
installer.repos.nixpkgs = mkOption {
default = [ { type = "svn"; } ];
description = "same as <option>repos.nixos</option>";
};
installer.repos.services = mkOption {
default = [ { type = "svn"; } ];
description = "same as <option>repos.nixos</option>";
};
installer.repoTypes = mkOption {
default = {
svn = { valid = "[ -d .svn ]"; env = [ pkgs.coreutils pkgs.subversion ]; };
git = { valid = "[ -d .git ]"; env = [ pkgs.coreutils pkgs.git pkgs.gnused /* FIXME: use full path to sed in nix-pull */ ]; };
};
description = ''
Defines, for each supported version control system
(e.g. <literal>git</literal>), the dependencies for the
mechanism, as well as a test used to determine whether a
directory is a checkout created by that version control
system.
'';
};
};
### implementation
# prepareRepoAttrs adds svn defaults and preparse the repo attribute sets so that they
# returns in any case:
# { type = git/svn;
@ -54,9 +127,10 @@ rec {
++ list );
# creates the nixos-checkout script
nixosCheckout =
makeProg {
nixosCheckout = pkgs.substituteAll {
name = "nixos-checkout";
dir = "bin";
isExecutable = true;
src = pkgs.writeScript "nixos-checkout" (''
#! @shell@ -e
# this file is automatically generated from nixos configuration file settings (installer.repos)
@ -85,4 +159,12 @@ rec {
( concatLists (flattenAttrs repos) )
);
};
in
{
require = options;
environment.extraPackages = [nixosCheckout];
}

1
modules/module-list.nix
View file

@ -10,6 +10,7 @@
./config/unix-odbc-drivers.nix
./config/users-groups.nix
./installer/grub/grub.nix
./installer/nixos-checkout.nix
./legacy.nix
./misc/assertions.nix
./programs/bash/bash.nix

56
system/nixos-installer.nix
View file

@ -15,62 +15,6 @@ let
";
};
repos = {
nixos = mkOption {
default = [ { type = "svn"; } ];
example = [ { type = "svn"; url = "https://svn.nixos.org/repos/nix/nixos/branches/stdenv-updates"; target = "/etc/nixos/nixos-stdenv-updates"; }
{ type = "git"; initialize = ''git clone git://mawercer.de/nixos $target''; update = "git pull origin"; target = "/etc/nixos/nixos-git"; }
];
description = ''
The NixOS repository from which the system will be built.
<command>nixos-checkout</command> will update all working
copies of the given repositories,
<command>nixos-rebuild</command> will use the first item
which has the attribute <literal>default = true</literal>
falling back to the first item. The type defines the
repository tool added to the path. It also defines a "valid"
repository. If the target directory already exists and it's
not valid it will be moved to the backup location
<filename><replaceable>dir</replaceable>-date</filename>.
For svn the default target and repositories are
<filename>/etc/nixos/nixos</filename> and
<filename>https://svn.nixos.org/repos/nix/nixos/trunk</filename>.
For git repositories update is called after initialization
when the repo is initialized. The initialize code is run
from working directory dirname
<replaceable>target</replaceable> and should create the
directory
<filename><replaceable>dir</replaceable></filename>. (<command>git
clone url nixos/nixpkgs/services</command> should do) For
the executables used see <option>repoTypes</option>.
'';
};
nixpkgs = mkOption {
default = [ { type = "svn"; } ];
description = "same as <option>repos.nixos</option>";
};
services = mkOption {
default = [ { type = "svn"; } ];
description = "same as <option>repos.nixos</option>";
};
};
repoTypes = mkOption {
default = {
svn = { valid = "[ -d .svn ]"; env = [ pkgs.coreutils pkgs.subversion ]; };
git = { valid = "[ -d .git ]"; env = [ pkgs.coreutils pkgs.git pkgs.gnused /* FIXME: use full path to sed in nix-pull */ ]; };
};
description = ''
Defines, for each supported version control system
(e.g. <literal>git</literal>), the dependencies for the
mechanism, as well as a test used to determine whether a
directory is a checkout created by that version control
system.
'';
};
manifests = mkOption {
default = [http://nixos.org/releases/nixpkgs/channels/nixpkgs-unstable/MANIFEST];
example =