Add libvirt

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/common/system/configs/bluetooth/default.nix

@@ -9,6 +9,7 @@
   };
 
   environment.persistence."/persist"."/var/lib/bluetooth" = { };
+
   systemd.services.bluetooth.after = [
     config.environment.persistence."/persist"."/var/lib/bluetooth".mount
   ];

hosts/common/system/configs/libvirt/default.nix

@@ -0,0 +1,34 @@
+{ config, pkgs, ... }:
+{
+  virtualisation = {
+    libvirtd = {
+      enable = true;
+      qemu = {
+        swtpm.enable = true;
+        ovmf.packages = [ pkgs.OVMFFull.fd ];
+      };
+    };
+
+    spiceUSBRedirection.enable = true;
+  };
+
+  systemd.services.libvirtd-network-default = {
+    description = "Start Default Virtual Network for Libvirt";
+    script = "${config.virtualisation.libvirtd.package}/bin/virsh net-start default";
+    preStop = "${config.virtualisation.libvirtd.package}/bin/virsh net-destroy default";
+    serviceConfig.Type = "oneshot";
+    wantedBy = [ "libvirtd.service" ];
+    after = [ "libvirtd.service" ];
+  };
+
+  environment = {
+    systemPackages = [ config.virtualisation.libvirtd.qemu.swtpm.package ];
+    etc = {
+      "ovmf/edk2-x86_64-secure-code.fd".source = "${config.virtualisation.libvirtd.qemu.package}/share/qemu/edk2-x86_64-secure-code.fd";
+      "ovmf/edk2-i386-vars.fd".source = "${config.virtualisation.libvirtd.qemu.package}/share/qemu/edk2-i386-vars.fd";
+    };
+    persistence."/persist"."/var/lib/libvirt" = { };
+  };
+
+  programs.virt-manager.enable = true;
+}

hosts/common/user/configs/console/libvirt/default.nix

@@ -0,0 +1,16 @@
+{
+  user ? throw "user argument is required",
+  home ? throw "home argument is required",
+}:
+{ pkgs, ... }:
+{
+  home-manager.users.${user}.dconf.settings = {
+    "org/virt-manager/virt-manager/connections" = {
+      autoconnect = [ "qemu:///system" ];
+      uris = [ "qemu:///system" ];
+    };
+    "org/virt-manager/virt-manager".xmleditor-enabled = true;
+  };
+
+  users.users.${user}.extraGroups = [ "libvirtd" ];
+}