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# LXC Configuration
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.virtualisation.lxc;
in
{
###### interface
options.virtualisation.lxc = {
enable =
mkOption {
type = types.bool;
default = false;
description =
''
This enables Linux Containers (LXC), which provides tools
for creating and managing system or application containers
on Linux.
'';
};
systemConfig =
mkOption {
type = types.lines;
default = "";
description =
''
This is the system-wide LXC config. See
<citerefentry><refentrytitle>lxc.system.conf</refentrytitle>
<manvolnum>5</manvolnum></citerefentry>.
'';
};
defaultConfig =
mkOption {
type = types.lines;
default = "";
description =
''
Default config (default.conf) for new containers, i.e. for
network config. See <citerefentry><refentrytitle>lxc.container.conf
</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
'';
};
usernetConfig =
mkOption {
type = types.lines;
default = "";
description =
''
This is the config file for managing unprivileged user network
administration access in LXC. See <citerefentry>
<refentrytitle>lxc-usernet</refentrytitle><manvolnum>5</manvolnum>
</citerefentry>.
'';
};
};
###### implementation
config = mkIf cfg.enable {
environment.systemPackages = [ pkgs.lxc ];
environment.etc."lxc/lxc.conf".text = cfg.systemConfig;
environment.etc."lxc/lxc-usernet".text = cfg.usernetConfig;
environment.etc."lxc/default.conf".text = cfg.defaultConfig;
systemd.tmpfiles.rules = [ "d /var/lib/lxc/rootfs 0755 root root -" ];
security.apparmor.packages = [ pkgs.lxc ];
security.apparmor.policies = {
"bin.lxc-start".profile = ''
include ${pkgs.lxc}/etc/apparmor.d/usr.bin.lxc-start
'';
"lxc-containers".profile = ''
include ${pkgs.lxc}/etc/apparmor.d/lxc-containers
'';
};
};
}
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