nixpkgs/nixos/modules/virtualisation/qemu-guest-agent.nix
2021-10-04 12:47:20 +02:00

46 lines
1.1 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.qemuGuest;
in {
options.services.qemuGuest = {
enable = mkOption {
type = types.bool;
default = false;
description = "Whether to enable the qemu guest agent.";
};
package = mkOption {
type = types.package;
default = pkgs.qemu.ga;
defaultText = literalExpression "pkgs.qemu.ga";
description = "The QEMU guest agent package.";
};
};
config = mkIf cfg.enable (
mkMerge [
{
services.udev.extraRules = ''
SUBSYSTEM=="virtio-ports", ATTR{name}=="org.qemu.guest_agent.0", TAG+="systemd" ENV{SYSTEMD_WANTS}="qemu-guest-agent.service"
'';
systemd.services.qemu-guest-agent = {
description = "Run the QEMU Guest Agent";
serviceConfig = {
ExecStart = "${cfg.package}/bin/qemu-ga --statedir /run/qemu-ga";
Restart = "always";
RestartSec = 0;
# Runtime directory and mode
RuntimeDirectory = "qemu-ga";
RuntimeDirectoryMode = "0755";
};
};
}
]
);
}