Allow out of band communication between qemu VMs and the host. Useful to retrieve IPs of VMs from the host (for instance when libvirt can't analyze DHCP requests because VMs are configured with static addresses or when there is connectivity default).
37 lines
774 B
Nix
37 lines
774 B
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.qemuGuest;
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in {
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options.services.qemuGuest = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = "Whether to enable the qemu guest agent.";
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};
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};
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config = mkIf cfg.enable (
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mkMerge [
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{
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services.udev.extraRules = ''
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SUBSYSTEM=="virtio-ports", ATTR{name}=="org.qemu.guest_agent.0", TAG+="systemd" ENV{SYSTEMD_WANTS}="qemu-guest-agent.service"
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'';
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systemd.services.qemu-guest-agent = {
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description = "Run the QEMU Guest Agent";
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serviceConfig = {
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ExecStart = "${pkgs.kvm.ga}/bin/qemu-ga";
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Restart = "always";
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RestartSec = 0;
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};
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};
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}
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]
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);
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}
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