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|
{pkgs, config, ...}:
with pkgs.lib;
let
cfg = config.security.sudo;
inherit (pkgs) sudo;
in
{
###### interface
options = {
security.sudo.enable = mkOption {
default = true;
description =
''
Whether to enable the <command>sudo</command> command, which
allows non-root users to execute commands as root.
'';
};
security.sudo.configFile = mkOption {
# Note: if syntax errors are detected in this file, the NixOS
# configuration will fail to build.
default =
''
# Don't edit this file. Set nixos option security.sudo.configFile instead
# "root" is allowed to do anything.
root ALL=(ALL) SETENV: ALL
# Users in the "wheel" group can do anything.
%wheel ALL=(ALL) SETENV: ALL
'';
description =
''
This string contains the contents of the
<filename>sudoers</filename> file.
'';
};
};
###### implementation
config = mkIf cfg.enable {
security.setuidPrograms = [ "sudo" ];
environment.systemPackages = [ sudo ];
security.pam.services = [ { name = "sudo"; } ];
environment.etc = singleton
{ source = pkgs.runCommand "sudoers"
{ src = pkgs.writeText "sudoers-in" cfg.configFile; }
# Make sure that the sudoers file is syntactically valid.
# (currently disabled - NIXOS-66)
#"${pkgs.sudo}/sbin/visudo -f $src -c && cp $src $out";
"cp $src $out";
target = "sudoers";
mode = "0440";
};
};
}
|