slopfarms

hosts/overlord/configuration.nix

@@ -13,6 +13,7 @@
     ../../modules/servers/common.nix
     ../../modules/servers/per-host/overlord/nixarr.nix
     ../../modules/servers/per-host/overlord/share.nix
+    ./slopfarms.nix
   ];
   programs.tmux = {
     enable = true;

hosts/overlord/hardware-configuration.nix

@@ -16,7 +16,23 @@
   boot.initrd.kernelModules = ["dm-snapshot"];
   boot.kernelModules = ["kvm-amd"];
   boot.extraModulePackages = [];
+  services.xserver.videoDrivers = ["nvidia"];
 
+  hardware.graphics = {
+    enable = true;
+  };
+
+  hardware.nvidia = {
+    modesetting.enable = true;
+
+    powerManagement.enable = false;
+
+    open = false;
+
+    nvidiaSettings = true;
+
+    package = config.boot.kernelPackages.nvidiaPackages.stable;
+  };
   # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
   # (the default) this is the recommended approach. When using systemd-networkd it's
   # still possible to use this option, but it's recommended to use it in conjunction

hosts/overlord/slopfarms.nix

@@ -0,0 +1,92 @@
+{
+  pkgs,
+  lib,
+  ...
+}: {
+  services.n8n = {
+    enable = true;
+    openFirewall = true;
+
+    environment = {
+      host = "0.0.0.0";
+      port = 5678;
+      protocol = "http";
+    };
+
+    environment = {
+      N8N_SECURE_COOKIE = "false";
+
+      N8N_EXECUTE_COMMAND_ENABLED = "true";
+      N8N_ENABLE_EXECUTE_COMMAND = "true";
+      NODES_EXCLUDE = "[]";
+      N8N_NODES_INCLUDE = "n8n-nodes-base.executeCommand";
+
+      N8N_BINARY_DATA_STORAGE_PATH = "/srv/slopfarm";
+    };
+  };
+
+  systemd.services.n8n.serviceConfig = {
+    ReadWritePaths = ["/srv/slopfarm"];
+
+    SupplementaryGroups = ["video" "render"];
+
+    PrivateDevices = lib.mkForce false;
+    DevicePolicy = lib.mkForce "auto";
+    DeviceAllow = [
+      "/dev/nvidiactl rw"
+      "/dev/nvidia0 rw"
+      "/dev/nvidia-uvm rw"
+      "/dev/nvidia-uvm-tools rw"
+      "/dev/nvidia-modeset rw"
+    ];
+  };
+
+  environment.systemPackages = with pkgs; [
+    ffmpeg
+    piper-tts
+    git
+    yt-dlp
+    cudaPackages.cudatoolkit
+
+    (python3.withPackages (ps:
+      with ps; [
+        requests
+        aiohttp
+        praw
+
+        torch
+        torchvision
+        transformers
+        accelerate
+        sentencepiece
+        safetensors
+
+        soundfile
+        librosa
+        pydub
+        scipy
+
+        pillow
+        moviepy
+        imageio
+        imageio-ffmpeg
+        opencv4
+
+        numpy
+        tqdm
+        regex
+        python-dotenv
+        pysrt
+        flask
+      ]))
+  ];
+
+  systemd.tmpfiles.rules = [
+    "d /srv/slopfarm 0755 n8n n8n -"
+    "d /srv/slopfarm/input 0755 n8n n8n -"
+    "d /srv/slopfarm/output 0755 n8n n8n -"
+    "d /srv/slopfarm/scripts 0755 n8n n8n -"
+    "d /srv/slopfarm/backgrounds 0755 n8n n8n -"
+    "d /srv/slopfarm/voices 0755 n8n n8n -"
+  ];
+}