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Reformatted rescue-cd-configurable.nix

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svn path=/nixos/trunk/; revision=10401
This commit is contained in:
Michael Raskin 2008-01-30 09:42:48 +00:00
parent 9fd5d70968
commit b8cc335fbb
1 changed files with 286 additions and 265 deletions
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243
configuration/rescue-cd-configurable.nix
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@ -1,43 +1,38 @@
/* {
platform ? __currentSystem lib
lib ,platform ? __currentSystem
*/ ,networkNixpkgs ? ""
args: with args; ,nixpkgsMd5 ? ""
,manualEnabled ? true
let ,rogueEnabled ? true
arg = name: def: lib.getAttr [name] def args; ,sshdEnabled ? false
platform = arg "platform" __currentSystem; ,fontConfigEnabled ? false
networkNixpkgs = arg "networkNixpkgs" ""; ,sudoEnable ? false
nixpkgsMd5 = arg "nixpkgsMd5" ""; ,packages ? (pkgs : [])
manualEnabled = arg "manualEnabled" true; ,includeMemtest ? true
rogueEnabled = arg "rogueEnabled" true; ,includeStdenv ? true
ttyCount = lib.fold builtins.add 0 [ ,includeBuildDeps ? false
(if rogueEnabled then 1 else 0) ,kernel ? (pkgs : pkgs.kernel)
(if manualEnabled then 1 else 0) ,addUsers ? []
]; ,extraInitrdKernelModules ? []
sshdEnabled = arg "sshdEnabled" false; ,bootKernelModules ? []
fontConfigEnabled = arg "fontConfigEnabled" false; ,arbitraryOverrides ? (config:{})
sudoEnable = arg "sudoEnable" false; ,cleanStart ? false
packages = arg "packages" (pkgs : []);
includeMemtest = arg "includeMemtest" true;
includeStdenv = arg "includeStdenv" true;
includeBuildDeps = arg "includeBuildDeps" false;
kernel = arg "kernel" (pkgs : pkgs.kernel);
addUsers = arg "addUsers" [];
extraInitrdKernelModules = arg "extraInitrdKernelModules" [];
bootKernelModules = arg "bootKernelModules" [];
arbitraryOverrides = arg "arbitraryOverrides" (config:{});
cleanStart = arg "cleanStart" false;
/* Should return list of {configuration, suffix} attrsets. /* Should return list of {configuration, suffix} attrsets.
{configuration=configuration; suffix=""} is always prepended. {configuration=configuration; suffix=""} is always prepended.
*/ */
configList = arg "configList" (configuration : []); ,configList ? (configuration : [])
aufs = arg "aufs" true; ,aufs ? true
in }:
let let
ttyCount = lib.fold builtins.add 0 [
(if rogueEnabled then 1 else 0)
(if manualEnabled then 1 else 0)
];
systemPackBuilder = {suffix, configuration} : { systemPackBuilder = {suffix, configuration} :
{
system = (import ../system/system.nix) { system = (import ../system/system.nix) {
inherit configuration platform; /* To refactor later - x86+x86_64 DVD */ inherit configuration platform; /* To refactor later - x86+x86_64 DVD */
stage2Init = "/init"+suffix; stage2Init = "/init"+suffix;
@ -45,7 +40,8 @@ let
inherit suffix configuration; inherit suffix configuration;
}; };
systemPackGrubEntry = systemPack : ('' systemPackGrubEntry = systemPack :
(''
title NixOS Installer / Rescue ${systemPack.system.config.boot.configurationName} title NixOS Installer / Rescue ${systemPack.system.config.boot.configurationName}
kernel /boot/vmlinuz${systemPack.suffix} ${toString systemPack.system.config.boot.kernelParams} systemConfig=/system${systemPack.suffix} kernel /boot/vmlinuz${systemPack.suffix} ${toString systemPack.system.config.boot.kernelParams} systemConfig=/system${systemPack.suffix}
@ -53,31 +49,39 @@ let
''); '');
systemPackInstallRootList = systemPack : [ systemPackInstallRootList = systemPack :
{ source = systemPack.system.kernel + "/vmlinuz"; [
{
source = systemPack.system.kernel + "/vmlinuz";
target = "boot/vmlinuz${systemPack.suffix}"; target = "boot/vmlinuz${systemPack.suffix}";
} }
{ source = systemPack.system.initialRamdisk + "/initrd"; {
source = systemPack.system.initialRamdisk + "/initrd";
target = "boot/initrd${systemPack.suffix}"; target = "boot/initrd${systemPack.suffix}";
} }
]; ];
systemPackInstallClosures = systemPack : ([ systemPackInstallClosures = systemPack :
{ object = systemPack.system.bootStage2; ([
{
object = systemPack.system.bootStage2;
symlink = "/init${systemPack.suffix}"; symlink = "/init${systemPack.suffix}";
} }
{ object = systemPack.system.system; {
object = systemPack.system.system;
symlink = "/system${systemPack.suffix}"; symlink = "/system${systemPack.suffix}";
} }
] ]
++ ++
(lib.optional includeStdenv (lib.optional includeStdenv
# To speed up the installation, provide the full stdenv. # To speed up the installation, provide the full stdenv.
{ object = systemPack.system.pkgs.stdenv; {
object = systemPack.system.pkgs.stdenv;
symlink = "none"; symlink = "none";
} }
) )
); );
systemPackInstallBuildClosure = systemPack : ([ systemPackInstallBuildClosure = systemPack :
([
{ {
object = systemPack.system.system.drvPath; object = systemPack.system.system.drvPath;
symlink = "none"; symlink = "none";
@ -85,7 +89,8 @@ let
]); ]);
userEntry = user : { userEntry = user :
{
name = user; name = user;
description = "NixOS Live Disk non-root user"; description = "NixOS Live Disk non-root user";
home = "/home/${user}"; home = "/home/${user}";
@ -97,20 +102,17 @@ let
in in
rec { rec {
nixpkgsRel = "nixpkgs" + (if networkNixpkgs != "" then "-" + networkNixpkgs else ""); nixpkgsRel = "nixpkgs" + (if networkNixpkgs != "" then "-" + networkNixpkgs else "");
configuration = let preConfiguration ={ configuration = let preConfiguration ={
boot = { boot = {
isLiveCD = true; isLiveCD = true;
autoDetectRootDevice = true; autoDetectRootDevice = true;
# The label used to identify the installation CD. # The label used to identify the installation CD.
rootLabel = "NIXOS"; rootLabel = "NIXOS";
extraTTYs = [] ++ (lib.optional manualEnabled 7) ++ extraTTYs = []
(lib.optional rogueEnabled 8); ++ (lib.optional manualEnabled 7)
++ (lib.optional rogueEnabled 8);
inherit kernel; inherit kernel;
initrd = { initrd = {
extraKernelModules = extraInitrdKernelModules extraKernelModules = extraInitrdKernelModules
@ -125,56 +127,61 @@ rec {
services = { services = {
sshd = { sshd = { enable = sshdEnabled; };
enable = sshdEnabled;
};
xserver = { xserver = { enable = false; };
enable = false;
};
extraJobs = [ extraJobs = [
# Unpack the NixOS/Nixpkgs sources to /etc/nixos. # Unpack the NixOS/Nixpkgs sources to /etc/nixos.
{ name = "unpack-sources"; {
job = " name = "unpack-sources";
job = ''
start on startup start on startup
script script
export PATH=${pkgs.gnutar}/bin:${pkgs.bzip2}/bin:$PATH export PATH=${pkgs.gnutar}/bin:${pkgs.bzip2}/bin:$PATH
${system.nix}/bin/nix-store --load-db < /nix-path-registration
mkdir -p /etc/nixos/nixos mkdir -p /etc/nixos/nixos
tar xjf /nixos.tar.bz2 -C /etc/nixos/nixos tar xjf /install/nixos.tar.bz2 -C /etc/nixos/nixos
tar xjf /nixpkgs.tar.bz2 -C /etc/nixos tar xjf /install/nixpkgs.tar.bz2 -C /etc/nixos
mv /etc/nixos/nixpkgs-* /etc/nixos/nixpkgs || true mv /etc/nixos/nixpkgs-* /etc/nixos/nixpkgs || true
ln -sfn ../nixpkgs/pkgs /etc/nixos/nixos/pkgs ln -sfn ../nixpkgs/pkgs /etc/nixos/nixos/pkgs
chown -R root.root /etc/nixos chown -R root.root /etc/nixos
touch /etc/resolv.conf touch /etc/resolv.conf
end script end script
"; '';
}] }
]
++ ++
(lib.optional manualEnabled (lib.optional manualEnabled
# Show the NixOS manual on tty7. # Show the NixOS manual on tty7.
{ name = "manual"; {
job = " name = "manual";
job = ''
start on udev start on udev
stop on shutdown stop on shutdown
respawn ${pkgs.w3m}/bin/w3m ${manual} < /dev/tty7 > /dev/tty7 2>&1 respawn ${pkgs.w3m}/bin/w3m ${manual} < /dev/tty7 > /dev/tty7 2>&1
"; '';
}) }
)
++ ++
(lib.optional rogueEnabled (lib.optional rogueEnabled
# Allow the user to do something useful on tty8 while waiting # Allow the user to do something useful on tty8 while waiting
# for the installation to finish. # for the installation to finish.
{ name = "rogue"; {
job = " name = "rogue";
job = ''
start on udev start on udev
stop on shutdown stop on shutdown
respawn ${pkgs.rogue}/bin/rogue < /dev/tty8 > /dev/tty8 2>&1 respawn ${pkgs.rogue}/bin/rogue < /dev/tty8 > /dev/tty8 2>&1
"; '';
}) }
)
++ ++
@ -190,7 +197,8 @@ rec {
done done
end script end script
''; '';
}) }
)
; ;
# And a background to go with that. # And a background to go with that.
@ -198,40 +206,43 @@ rec {
specificThemes = [] specificThemes = []
++ ++
(lib.optional manualEnabled (lib.optional manualEnabled
{ tty = 7; {
tty = 7;
# Theme is GPL according to http://kde-look.org/content/show.php/Green?content=58501. # Theme is GPL according to http://kde-look.org/content/show.php/Green?content=58501.
theme = pkgs.fetchurl { theme = pkgs.fetchurl {
url = http://www.kde-look.org/CONTENT/content-files/58501-green.tar.gz; url = http://www.kde-look.org/CONTENT/content-files/58501-green.tar.gz;
sha256 = "0sdykpziij1f3w4braq8r8nqg4lnsd7i7gi1k5d7c31m2q3b9a7r"; sha256 = "0sdykpziij1f3w4braq8r8nqg4lnsd7i7gi1k5d7c31m2q3b9a7r";
}; };
}) }
)
++ ++
(lib.optional rogueEnabled (lib.optional rogueEnabled
{ tty = 8; {
tty = 8;
theme = pkgs.fetchurl { theme = pkgs.fetchurl {
url = http://www.bootsplash.de/files/themes/Theme-GNU.tar.bz2; url = http://www.bootsplash.de/files/themes/Theme-GNU.tar.bz2;
md5 = "61969309d23c631e57b0a311102ef034"; md5 = "61969309d23c631e57b0a311102ef034";
}; };
}) }
)
; ;
}; };
mingetty = { mingetty = {
helpLine = '' helpLine = ''
Log in as "root" with an empty password. Log in as "root" with an empty password.
'' ''
+(if addUsers != [] then '' These users also have empty passwords: +(if addUsers != [] then
'' These users also have empty passwords:
${lib.concatStringsSep " " addUsers } ${lib.concatStringsSep " " addUsers }
'' else "") ''
else "")
+(if manualEnabled then " Press <Alt-F7> for help." else ""); +(if manualEnabled then " Press <Alt-F7> for help." else "");
}; };
}; };
fonts = { fonts = { enableFontConfig = fontConfigEnabled; };
enableFontConfig = fontConfigEnabled;
};
installer = { installer = {
nixpkgsURL = nixpkgsURL =
@ -240,9 +251,7 @@ rec {
}; };
security = { security = {
sudo = { sudo = { enable = sudoEnable; };
enable = sudoEnable;
};
}; };
environment = { environment = {
@ -273,37 +282,36 @@ rec {
# The NixOS manual, with a backward compatibility hack for Nix <= # The NixOS manual, with a backward compatibility hack for Nix <=
# 0.11 (you won't get the manual). # 0.11 (you won't get the manual).
manual = manual = if builtins ? unsafeDiscardStringContext
if builtins ? unsafeDiscardStringContext
then "${import ../doc/manual}/manual.html" then "${import ../doc/manual}/manual.html"
else pkgs.writeText "dummy-manual" "Manual not included in this build!"; else pkgs.writeText "dummy-manual" "Manual not included in this build!";
# Since the CD is read-only, the mount points must be on disk. # Since the CD is read-only, the mount points must be on disk.
cdMountPoints = pkgs.runCommand "mount-points" {} " cdMountPoints = pkgs.runCommand "mount-points" {} ''
ensureDir $out ensureDir $out
cd $out cd $out
mkdir proc sys tmp etc dev var mnt nix nix/var root bin ${if addUsers != "" then "home" else ""} mkdir proc sys tmp etc dev var mnt nix nix/var root bin ${if addUsers != "" then "home" else ""}
touch $out/${configuration.boot.rootLabel} touch $out/${configuration.boot.rootLabel}
"; '';
# We need a copy of the Nix expressions for Nixpkgs and NixOS on the # We need a copy of the Nix expressions for Nixpkgs and NixOS on the
# CD. We put them in a tarball because accessing that many small # CD. We put them in a tarball because accessing that many small
# files from a slow device like a CD-ROM takes too long. # files from a slow device like a CD-ROM takes too long.
makeTarball = tarName: input: pkgs.runCommand "tarball" {inherit tarName;} " makeTarball = tarName: input: pkgs.runCommand "tarball" {inherit tarName;} ''
ensureDir $out ensureDir $out
(cd ${input} && tar cvfj $out/${tarName} . \\ (cd ${input} && tar cvfj $out/${tarName} . \
--exclude '*~' \\ --exclude '*~' \
--exclude 'pkgs' --exclude 'result') --exclude 'pkgs' --exclude 'result')
"; '';
makeNixPkgsTarball = tarName: input: ((pkgs.runCommand "tarball-nixpkgs" {inherit tarName;} " makeNixPkgsTarball = tarName: input: ((pkgs.runCommand "tarball-nixpkgs" {inherit tarName;} ''
ensureDir $out ensureDir $out
(cd ${input}/.. && tar cvfj $out/${tarName} nixpkgs \\ (cd ${input}/.. && tar cvfj $out/${tarName} nixpkgs \
--exclude '*~' \\ --exclude '*~' \
--exclude 'result') --exclude 'result')
")+"/${tarName}"); '')+"/${tarName}");
@ -346,37 +354,47 @@ rec {
isoName = "nixos-${platform}.iso"; isoName = "nixos-${platform}.iso";
# Single files to be copied to fixed locations on the CD. # Single files to be copied to fixed locations on the CD.
contents = lib.uniqList {inputList = contents = lib.uniqList {
[ inputList = [
{ source = "${pkgs.grub}/lib/grub/i386-pc/stage2_eltorito"; {
source = "${pkgs.grub}/lib/grub/i386-pc/stage2_eltorito";
target = "boot/grub/stage2_eltorito"; target = "boot/grub/stage2_eltorito";
} }
{ source = grubCfg; {
source = grubCfg;
target = "boot/grub/menu.lst"; target = "boot/grub/menu.lst";
}] }
]
++ ++
(lib.concatLists (map systemPackInstallRootList systemPacks)) (lib.concatLists (map systemPackInstallRootList systemPacks))
++ ++
[{ source = system.config.boot.grubSplashImage; [
{
source = system.config.boot.grubSplashImage;
target = "boot/background.xpm.gz"; target = "boot/background.xpm.gz";
} }
{ source = cdMountPoints; {
source = cdMountPoints;
target = "/"; target = "/";
} }
{ source = nixosTarball + "/" + nixosTarball.tarName; {
target = "/" + nixosTarball.tarName; source = nixosTarball + "/" + nixosTarball.tarName;
target = "/install/" + nixosTarball.tarName;
} }
{ source = nixpkgsTarball; {
target = "/nixpkgs.tar.bz2"; source = nixpkgsTarball;
target = "/install/nixpkgs.tar.bz2";
} }
] ]
++ ++
(lib.optional includeMemtest (lib.optional includeMemtest
{ source = pkgs.memtest86 + "/memtest.bin"; {
source = pkgs.memtest86 + "/memtest.bin";
target = "boot/memtest.bin"; target = "boot/memtest.bin";
} }
) )
;}; ;
};
# Closures to be copied to the Nix store on the CD. # Closures to be copied to the Nix store on the CD.
storeContents = lib.uniqListExt { storeContents = lib.uniqListExt {
@ -386,12 +404,15 @@ rec {
compare = lib.eqStrings; compare = lib.eqStrings;
}; };
buildStoreContents = lib.uniqList {inputList=([] buildStoreContents = lib.uniqList
{
inputList=([]
++ ++
(if includeBuildDeps then lib.concatLists (if includeBuildDeps then lib.concatLists
(map systemPackInstallBuildClosure systemPacks) (map systemPackInstallBuildClosure systemPacks)
else []) else [])
);}; );
};
bootable = true; bootable = true;
bootImage = "boot/grub/stage2_eltorito"; bootImage = "boot/grub/stage2_eltorito";