firejail: add nixos module

Also add support for wrapping binaries with firejail.
This commit is contained in:
Peter Hoeg 2018-07-14 13:25:28 +08:00
parent dae9cf6106
commit 65eb3a590d
3 changed files with 70 additions and 0 deletions

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@ -18,6 +18,27 @@
</para>
<itemizedlist>
<listitem>
<para>
Support for wrapping binaries using <literal>firejail</literal> has been
added through <varname>programs.firejail.wrappedBinaries</varname>.
</para>
<para>
For example
</para>
<programlisting>
programs.firejail = {
enable = true;
wrappedBinaries = {
firefox = "${lib.getBin pkgs.firefox}/bin/firefox";
mpv = "${lib.getBin pkgs.mpv}/bin/mpv";
};
};
</programlisting>
<para>
This will place <literal>firefox</literal> and <literal>mpv</literal> binaries in the global path wrapped by firejail.
</para>
</listitem>
<listitem>
<para>
User channels are now in the default <literal>NIX_PATH</literal>, allowing

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@ -86,6 +86,7 @@
./programs/dconf.nix
./programs/digitalbitbox/default.nix
./programs/environment.nix
./programs/firejail.nix
./programs/fish.nix
./programs/freetds.nix
./programs/gnupg.nix

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@ -0,0 +1,48 @@
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.firejail;
wrappedBins = pkgs.stdenv.mkDerivation rec {
name = "firejail-wrapped-binaries";
nativeBuildInputs = with pkgs; [ makeWrapper ];
buildCommand = ''
mkdir -p $out/bin
${lib.concatStringsSep "\n" (lib.mapAttrsToList (command: binary: ''
cat <<_EOF >$out/bin/${command}
#!${pkgs.stdenv.shell} -e
/run/wrappers/bin/firejail ${binary} "\$@"
_EOF
chmod 0755 $out/bin/${command}
'') cfg.wrappedBinaries)}
'';
};
in {
options.programs.firejail = {
enable = mkEnableOption "firejail";
wrappedBinaries = mkOption {
type = types.attrs;
default = {};
description = ''
Wrap the binaries in firejail and place them in the global path.
</para>
<para>
You will get file collisions if you put the actual application binary in
the global environment and applications started via .desktop files are
not wrapped if they specify the absolute path to the binary.
'';
};
};
config = mkIf cfg.enable {
security.wrappers.firejail.source = "${lib.getBin pkgs.firejail}/bin/firejail";
environment.systemPackages = [ wrappedBins ];
};
meta.maintainers = with maintainers; [ peterhoeg ];
}