93 lines
3 KiB
Nix
93 lines
3 KiB
Nix
{ config, lib, pkgs, ... }:
|
|
|
|
let
|
|
inherit (lib)
|
|
mkOption
|
|
optionalString
|
|
types
|
|
;
|
|
|
|
perlWrapped = pkgs.perl.withPackages (p: with p; [ ConfigIniFiles FileSlurp ]);
|
|
|
|
systemBuilderArgs = {
|
|
activationScript = config.system.activationScripts.script;
|
|
dryActivationScript = config.system.dryActivationScript;
|
|
};
|
|
|
|
systemBuilderCommands = ''
|
|
echo "$activationScript" > $out/activate
|
|
echo "$dryActivationScript" > $out/dry-activate
|
|
substituteInPlace $out/activate --subst-var-by out ''${!toplevelVar}
|
|
substituteInPlace $out/dry-activate --subst-var-by out ''${!toplevelVar}
|
|
chmod u+x $out/activate $out/dry-activate
|
|
unset activationScript dryActivationScript
|
|
|
|
mkdir $out/bin
|
|
substitute ${./switch-to-configuration.pl} $out/bin/switch-to-configuration \
|
|
--subst-var out \
|
|
--subst-var-by toplevel ''${!toplevelVar} \
|
|
--subst-var-by coreutils "${pkgs.coreutils}" \
|
|
--subst-var-by distroId ${lib.escapeShellArg config.system.nixos.distroId} \
|
|
--subst-var-by installBootLoader ${lib.escapeShellArg config.system.build.installBootLoader} \
|
|
--subst-var-by localeArchive "${config.i18n.glibcLocales}/lib/locale/locale-archive" \
|
|
--subst-var-by perl "${perlWrapped}" \
|
|
--subst-var-by shell "${pkgs.bash}/bin/sh" \
|
|
--subst-var-by su "${pkgs.shadow.su}/bin/su" \
|
|
--subst-var-by systemd "${config.systemd.package}" \
|
|
--subst-var-by utillinux "${pkgs.util-linux}" \
|
|
;
|
|
|
|
chmod +x $out/bin/switch-to-configuration
|
|
${optionalString (pkgs.stdenv.hostPlatform == pkgs.stdenv.buildPlatform) ''
|
|
if ! output=$(${perlWrapped}/bin/perl -c $out/bin/switch-to-configuration 2>&1); then
|
|
echo "switch-to-configuration syntax is not valid:"
|
|
echo "$output"
|
|
exit 1
|
|
fi
|
|
''}
|
|
'';
|
|
|
|
in
|
|
{
|
|
options = {
|
|
system.activatable = mkOption {
|
|
type = types.bool;
|
|
default = true;
|
|
description = ''
|
|
Whether to add the activation script to the system profile.
|
|
|
|
The default, to have the script available all the time, is what we normally
|
|
do, but for image based systems, this may not be needed or not be desirable.
|
|
'';
|
|
};
|
|
system.build.separateActivationScript = mkOption {
|
|
type = types.package;
|
|
description = ''
|
|
A separate activation script package that's not part of the system profile.
|
|
|
|
This is useful for configurations where `system.activatable` is `false`.
|
|
Otherwise, you can just use `system.build.toplevel`.
|
|
'';
|
|
};
|
|
};
|
|
config = {
|
|
system.systemBuilderCommands = lib.mkIf config.system.activatable systemBuilderCommands;
|
|
system.systemBuilderArgs = lib.mkIf config.system.activatable
|
|
(systemBuilderArgs // {
|
|
toplevelVar = "out";
|
|
});
|
|
|
|
system.build.separateActivationScript =
|
|
pkgs.runCommand
|
|
"separate-activation-script"
|
|
(systemBuilderArgs // {
|
|
toplevelVar = "toplevel";
|
|
toplevel = config.system.build.toplevel;
|
|
})
|
|
''
|
|
mkdir $out
|
|
${systemBuilderCommands}
|
|
'';
|
|
};
|
|
}
|