feat: Some vm stuff and rsyncd

nixos/ryu/configuration.nix

@@ -54,11 +54,11 @@
       extra-experimental-features = "nix-command flakes auto-allocate-uids";
       trusted-users = ["root" "servius"];
       substituters = [
-        "https://nix-community.cachix.org"
+        # "https://nix-community.cachix.org"
         # "https://sh.darksailor.dev"
       ];
       trusted-public-keys = [
-        "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
+        # "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
         # "mirai:bcVPoFGBZ0i7JAKMXIqLj2GY3CulLC4kP7rQyqes1RM="
       ];
     };
@@ -241,6 +241,7 @@
 
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
+  nixpkgs.config.cudaSupport = true;
 
   fonts.fontconfig.enable = true;
   fonts.fontDir.enable = true;
@@ -253,6 +254,7 @@
       winetricks
       wineWowPackages.waylandFull
 
+      virt-manager
       gparted
       nvtopPackages.nvidia
       quickemu

nixos/ryu/services/default.nix

@@ -3,6 +3,7 @@
     ./samba.nix
     ./sunshine.nix
     ./ollama.nix
+    ./rsyncd.nix
   ];
   services = {
     hardware.openrgb.enable = true;

nixos/ryu/services/ollama.nix

@@ -5,8 +5,7 @@
       host = "127.0.0.1";
       loadModels = ["deepseek-r1:7b" "deepseek-r1:14b"];
       port = 11434;
-      package = pkgs.ollama-cuda;
+      acceleration = "cuda";
-      # acceleration = "cuda";
     };
     open-webui = {
       enable = false;

nixos/ryu/services/rsyncd.nix

@@ -0,0 +1,19 @@
+{...}: {
+  services.rsyncd = {
+    enable = false;
+    # openFirewall = true;
+    settings = {
+      media = {
+        path = "/media";
+        comment = "Media";
+        "read only" = true;
+        # "use chroot" = "no";
+        list = true;
+        uid = "root";
+        gid = "root";
+      };
+    };
+  };
+  networking.firewall.allowedTCPPorts = [873];
+  networking.firewall.allowedUDPPorts = [873];
+}

nixos/ryu/vms/default.nix

@@ -1,6 +1,5 @@
 {
   imports = [
-    # ./vfio.nix
     ./win11.nix
   ];
 }

nixos/ryu/vms/win11.nix

@@ -1,31 +1,34 @@
-{ config, pkgs, lib, ... }:
-
 {
+  config,
+  pkgs,
+  lib,
+  ...
+}: {
   virtualisation.libvirtd.enable = true;
   virtualisation.libvirtd.qemu.ovmf.enable = true;
   virtualisation.libvirtd.qemu.swtpm.enable = true;
 
   # IOMMU and VFIO settings
-  boot.kernelParams = [
+  # boot.kernelParams = [
-    "amd_iommu=on"  # Use "intel_iommu=on" for Intel CPUs
+  #   "amd_iommu=on" # Use "intel_iommu=on" for Intel CPUs
-    "iommu=pt"
+  #   "iommu=pt"
-    "vfio-pci.ids=10de:2504,10de:228e"  # Replace with your GPU's vendor:device IDs
+  #   "vfio-pci.ids=10de:2504,10de:228e" # Replace with your GPU's vendor:device IDs
-  ];
+  # ];
 
-  boot.kernelModules = [
+  # boot.kernelModules = [
-    "vfio_pci"
+  #   "vfio_pci"
-    "vfio"
+  #   "vfio"
-    "vfio_iommu_type1"
+  #   "vfio_iommu_type1"
-    "vfio_virqfd"
+  #   "vfio_virqfd"
-  ];
+  # ];
-
+  #
-  # Early loading of VFIO
+  # # Early loading of VFIO
-  boot.initrd.kernelModules = [
+  # boot.initrd.kernelModules = [
-    "vfio_pci"
+  #   "vfio_pci"
-    "vfio"
+  #   "vfio"
-    "vfio_iommu_type1"
+  #   "vfio_iommu_type1"
-    "vfio_virqfd"
+  #   "vfio_virqfd"
-  ];
+  # ];
 
   # Define the Windows 11 VM
   virtualisation.libvirtd.qemu.verbatimConfig = ''
@@ -52,79 +55,7 @@
     serviceConfig = {
       Type = "oneshot";
       RemainAfterExit = "yes";
-      ExecStart = let
+      ExecStart = "${pkgs.libvirt}/bin/virsh define ${./windows.xml} && ${pkgs.libvirt}/bin/virsh start win11";
-        win11xml = pkgs.writeText "win11.xml" ''
-          <domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
-            <name>win11</name>
-            <memory unit='GiB'>16</memory>
-            <vcpu placement='static'>8</vcpu>
-            <cpu mode='host-passthrough' check='none'>
-              <topology sockets='1' dies='1' cores='4' threads='2'/>
-              <feature policy='require' name='topoext'/>
-            </cpu>
-            <os>
-              <type arch='x86_64' machine='pc-q35-8.0'>hvm</type>
-              <loader readonly='yes' type='pflash'>/run/libvirt/nix-ovmf/OVMF_CODE.fd</loader>
-              <nvram>/var/lib/libvirt/qemu/nvram/win11_VARS.fd</nvram>
-              <boot dev='hd'/>
-              <boot dev='cdrom'/>
-            </os>
-            <features>
-              <acpi/>
-              <apic/>
-              <hyperv mode='custom'>
-                <relaxed state='on'/>
-                <vapic state='on'/>
-                <spinlocks state='on' retries='8191'/>
-                <vendor_id state='on' value='123456789123'/>
-              </hyperv>
-              <vmport state='off'/>
-            </features>
-            <devices>
-              <disk type='file' device='disk'>
-                <driver name='qemu' type='qcow2' discard='unmap'/>
-                <source file='/var/lib/libvirt/images/win11.qcow2'/>
-                <target dev='vda' bus='virtio'/>
-              </disk>
-              <disk type='file' device='cdrom'>
-                <driver name='qemu' type='raw'/>
-                <source file='/var/lib/libvirt/images/Win11.iso'/>
-                <target dev='sda' bus='sata'/>
-                <readonly/>
-              </disk>
-              <disk type='file' device='cdrom'>
-                <driver name='qemu' type='raw'/>
-                <source file='/var/lib/libvirt/images/virtio-win.iso'/>
-                <target dev='sdb' bus='sata'/>
-                <readonly/>
-              </disk>
-              <interface type='bridge'>
-                <source bridge='virbr0'/>
-                <model type='virtio'/>
-              </interface>
-              <hostdev mode='subsystem' type='pci' managed='yes'>
-                <source>
-                  <address domain='0x0000' bus='0x01' slot='0x00' function='0x0'/>
-                </source>
-              </hostdev>
-              <hostdev mode='subsystem' type='pci' managed='yes'>
-                <source>
-                  <address domain='0x0000' bus='0x01' slot='0x00' function='0x1'/>
-                </source>
-              </hostdev>
-              <memballoon model='virtio'/>
-            </devices>
-            <qemu:commandline>
-              <qemu:arg value='-cpu'/>
-              <qemu:arg value='host,hv_time,kvm=off,hv_vendor_id=null'/>
-              <qemu:arg value='-device'/>
-              <qemu:arg value='ivshmem-plain,memdev=looking-glass'/>
-              <qemu:arg value='-object'/>
-              <qemu:arg value='memory-backend-file,id=looking-glass,share=on,mem-path=/dev/shm/looking-glass,size=32M'/>
-            </qemu:commandline>
-          </domain>
-        '';
-      in "${pkgs.libvirt}/bin/virsh define ${win11xml} && ${pkgs.libvirt}/bin/virsh start win11";
       ExecStop = "${pkgs.libvirt}/bin/virsh shutdown win11";
     };
     wantedBy = ["multi-user.target"];
@@ -152,3 +83,4 @@
 
   # Optional: Enable looking glass for low-latency VM display
 }
+