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|
{
nixpkgsFor,
system,
nixpkgs,
home-manager,
}:
{
lib,
writeScript,
runtimeShell,
writeText,
vmTools,
runCommand,
nix,
name ? throw "name is required",
version ? throw "version is required",
pname ? "${name}-${version}",
modules ? [ ],
script ? ''
exec "$SHELL" "$@"
'',
id ? name,
app_id ? throw "app_id is required",
groups ? [ ],
userns ? false,
net ? true,
dev ? false,
no_new_session ? false,
map_real_uid ? false,
direct_wayland ? false,
system_bus ? null,
session_bus ? null,
allow_wayland ? true,
allow_x11 ? false,
allow_dbus ? true,
allow_pulse ? true,
gpu ? allow_wayland || allow_x11,
}:
let
inherit (lib) optionals;
homeManagerConfiguration = home-manager.lib.homeManagerConfiguration {
pkgs = nixpkgsFor.${system};
modules = modules ++ [
{
home = {
username = "fortify";
homeDirectory = "/data/data/${id}";
stateVersion = "22.11";
};
}
];
};
launcher = writeScript "fortify-${pname}" ''
#!${runtimeShell} -el
${script}
'';
extraNixOSConfig =
{ pkgs, ... }:
{
environment = {
etc.nixpkgs.source = nixpkgs.outPath;
systemPackages = [ pkgs.nix ];
};
};
nixos = nixpkgs.lib.nixosSystem {
inherit system;
modules = [
extraNixOSConfig
{ nix.settings.experimental-features = [ "flakes" ]; }
{ nix.settings.experimental-features = [ "nix-command" ]; }
{ boot.isContainer = true; }
{ system.stateVersion = "22.11"; }
];
};
etc = vmTools.runInLinuxVM (
runCommand "etc" { } ''
mkdir -p /etc
${nixos.config.system.build.etcActivationCommands}
# remove unused files
rm -rf /etc/sudoers
mkdir -p $out
tar -C /etc -cf "$out/etc.tar" .
''
);
extendSessionDefault = id: ext: {
filter = true;
talk = [ "org.freedesktop.Notifications" ] ++ ext.talk;
own =
(optionals (id != null) [
"${id}.*"
"org.mpris.MediaPlayer2.${id}.*"
])
++ ext.own;
inherit (ext) call broadcast;
};
info = builtins.toJSON {
inherit
name
version
id
app_id
launcher
groups
userns
net
dev
no_new_session
map_real_uid
direct_wayland
system_bus
gpu
;
session_bus =
if session_bus != null then
(session_bus (extendSessionDefault id))
else
(extendSessionDefault id {
talk = [ ];
own = [ ];
call = { };
broadcast = { };
});
enablements =
(if allow_wayland then 1 else 0)
+ (if allow_x11 then 2 else 0)
+ (if allow_dbus then 4 else 0)
+ (if allow_pulse then 8 else 0);
current_system = nixos.config.system.build.toplevel;
activation_package = homeManagerConfiguration.activationPackage;
};
in
writeScript "fortify-${pname}-bundle-prelude" ''
#!${runtimeShell} -el
OUT="$(mktemp -d)"
TAR="$(mktemp -u)"
set -x
nix copy --no-check-sigs --to "$OUT" "${nix}" "${nixos.config.system.build.toplevel}"
nix store --store "$OUT" optimise
chmod -R +r "$OUT/nix/var"
nix copy --no-check-sigs --to "file://$OUT/res?compression=zstd&compression-level=19¶llel-compression=true" "${homeManagerConfiguration.activationPackage}" "${launcher}"
mkdir -p "$OUT/etc"
tar -C "$OUT/etc" -xf "${etc}/etc.tar"
cp "${writeText "bundle.json" info}" "$OUT/bundle.json"
# creating an intermediate file improves zstd performance
tar -C "$OUT" -cf "$TAR" .
chmod +w -R "$OUT" && rm -rf "$OUT"
zstd -T0 -19 -fo "${pname}.pkg" "$TAR"
rm "$TAR"
''
|
