68 lines
1.6 KiB
Nix
68 lines
1.6 KiB
Nix
# /etc/nixos/vm-host.nix
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# Erweiterte Virtualisierungs-Konfiguration
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# Diese Datei ist optional und kann in configuration.nix importiert werden
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{ config, pkgs, ... }:
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{
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# QEMU/KVM mit erweiterten Optionen
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virtualisation.libvirtd = {
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enable = true;
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qemu = {
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package = pkgs.qemu_kvm;
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runAsRoot = true;
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# TPM Emulation für Windows 11 VMs
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swtpm.enable = true;
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# UEFI Support
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ovmf = {
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enable = true;
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packages = [ pkgs.OVMFFull.fd ];
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};
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};
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};
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# Virt-Manager und virtuelle Netzwerke
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programs.virt-manager.enable = true;
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# Networking für VMs
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networking.firewall = {
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# Erlaube Bridged Networking
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checkReversePath = false;
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};
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# libvirt Netzwerk-Bridge
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# Erstellt ein "default" NAT-Netzwerk für VMs
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systemd.services.libvirtd-config = {
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description = "Setup libvirt default network";
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after = [ "libvirtd.service" ];
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requires = [ "libvirtd.service" ];
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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Type = "oneshot";
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RemainAfterExit = true;
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};
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script = ''
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${pkgs.libvirt}/bin/virsh net-autostart default || true
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${pkgs.libvirt}/bin/virsh net-start default || true
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'';
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};
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# Zusätzliche VM-Tools
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environment.systemPackages = with pkgs; [
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virt-viewer # VNC/SPICE Viewer
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spice-gtk # SPICE Client
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win-virtio # Windows VirtIO Treiber
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];
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# Performance-Tuning für VMs
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boot.kernelModules = [ "kvm-amd" ]; # Für AMD CPUs (für Intel: "kvm-intel")
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# Hugepages für bessere VM Performance (optional)
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# boot.kernelParams = [ "hugepagesz=2M" "hugepages=2048" ];
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}
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