depot/third_party/nixpkgs/nixos/modules/virtualisation/lxcfs.nix

45 lines
1.2 KiB
Nix

# LXC Configuration
{ config, lib, pkgs, ... }:
let
cfg = config.virtualisation.lxc.lxcfs;
in {
meta = {
maintainers = lib.teams.lxc.members;
};
###### interface
options.virtualisation.lxc.lxcfs = {
enable =
lib.mkOption {
type = lib.types.bool;
default = false;
description = ''
This enables LXCFS, a FUSE filesystem for LXC.
To use lxcfs in include the following configuration in your
container configuration:
```
virtualisation.lxc.defaultConfig = "lxc.include = ''${pkgs.lxcfs}/share/lxc/config/common.conf.d/00-lxcfs.conf";
```
'';
};
};
###### implementation
config = lib.mkIf cfg.enable {
systemd.services.lxcfs = {
description = "FUSE filesystem for LXC";
wantedBy = [ "multi-user.target" ];
before = [ "lxc.service" ];
restartIfChanged = false;
serviceConfig = {
ExecStartPre="${pkgs.coreutils}/bin/mkdir -p /var/lib/lxcfs";
ExecStart="${pkgs.lxcfs}/bin/lxcfs /var/lib/lxcfs";
ExecStopPost="-${pkgs.fuse}/bin/fusermount -u /var/lib/lxcfs";
KillMode="process";
Restart="on-failure";
};
};
};
}