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nix-config/hosts/hephaestus.nix
Dave Gallant f332d09faa Use stable open-webui
2025-07-19 09:33:48 -04:00

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{
config,
lib,
master,
modulesPath,
pkgs,
unstable,
vpngate,
...
}:
let
gnomeExtensions = with pkgs.gnomeExtensions; [
caffeine
clipboard-history
grand-theft-focus
];
in
{
imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
stylix = {
enable = true;
base16Scheme = "${pkgs.base16-schemes}/share/themes/tokyo-night-dark.yaml";
image = pkgs.fetchurl {
url = "https://raw.githubusercontent.com/davegallant/nix-config/refs/heads/main/nixos-wallpaper.png";
sha256 = "Ztqn9+CHslr6wZdnOTeo/YNi/ICerpcFLyMArsZ/PIY=";
};
polarity = "dark";
fonts.sizes.desktop = 24;
};
security.sudo-rs = {
enable = true;
execWheelOnly = true;
wheelNeedsPassword = true;
};
boot = {
kernelModules = [
"kvm-amd"
"vfio_pci"
"vfio"
"vfio_iommu_type1"
"vfio_virqfd"
];
kernelPackages = pkgs.linuxPackages_latest;
kernelParams = [
"amd_iommu=on"
];
loader = {
efi.canTouchEfiVariables = true;
efi.efiSysMountPoint = "/boot/efi";
grub = {
enable = true;
device = "nodev";
efiSupport = true;
enableCryptodisk = true;
};
};
supportedFilesystems = [
"ntfs"
];
initrd = {
availableKernelModules = [
"ahci"
"nvme"
"sd_mod"
"usb_storage"
"usbhid"
"xhci_pci"
];
luks.devices."root" = {
allowDiscards = true;
device = "/dev/disk/by-uuid/21cd166c-1528-49a4-b31b-0d408d48aa80";
preLVM = true;
keyFile = "./keyfile0.bin";
};
secrets = {
"keyfile0.bin" = "/etc/secrets/initrd/keyfile0.bin";
};
};
};
environment.systemPackages =
with pkgs;
[
android-studio
android-tools
bleachbit
calibre
chromium
cryptsetup
discord
docker-compose
freefilesync
gimp-with-plugins
gnome-tweaks
google-chrome
httpie-desktop
iputils
libation
mission-center
mupen64plus
nfs-utils
onlyoffice-desktopeditors
opensnitch-ui
pavucontrol
pciutils
pika-backup
pinentry-curses
protonvpn-gui
qemu
terminator
traceroute
unityhub
unstable.beszel
unstable.obsidian
unstable.ryubing
unstable.signal-desktop-bin
unstable.spotify
unstable.tailscale
unstable.zoom-us
usbutils
virt-manager
vlc
vpngate.packages.x86_64-linux.default
whois
wine
]
++ gnomeExtensions;
fileSystems = {
"/" = {
device = "/dev/disk/by-uuid/a6723178-6f18-428e-b541-9ac901861125";
fsType = "ext4";
};
"/home" = {
device = "/dev/disk/by-uuid/e3ab2e1a-bddf-4ae0-b00a-bf954c6c182b";
fsType = "ext4";
};
"/boot/efi" = {
device = "/dev/disk/by-uuid/3CFD-D749";
fsType = "vfat";
};
"/mnt/synology-2b/media" = {
device = "192.168.1.178:/volume1/Media";
fsType = "nfs";
};
"/mnt/truenas/home/backups" = {
device = "192.168.1.132:/mnt/wd4t/data/home/backup/";
fsType = "nfs";
};
};
fonts.packages = with pkgs; [
dejavu_fonts
fira-mono
font-awesome
google-fonts
liberation_ttf
nerd-fonts.droid-sans-mono
nerd-fonts.fira-code
nerd-fonts.symbols-only
nerd-fonts.ubuntu
nerd-fonts.ubuntu-mono
noto-fonts
noto-fonts-cjk-sans
noto-fonts-emoji
noto-fonts-extra
];
fonts.fontconfig.defaultFonts = {
sansSerif = [ "Noto Sans" ];
serif = [ "Noto Serif" ];
monospace = [ "Noto Sans Mono" ];
emoji = [ "Noto Color Emoji" ];
};
nixpkgs = {
hostPlatform = "x86_64-linux";
config = {
allowUnfree = true;
};
};
networking = {
iproute2.enable = true;
hostName = "hephaestus";
hostId = "0e8aad53";
interfaces."enp34s0" = {
useDHCP = true;
wakeOnLan = {
enable = true;
policy = [ "magic" ];
};
};
firewall = {
allowPing = false;
enable = true;
checkReversePath = "loose";
trustedInterfaces = [ "tailscale0" ];
};
};
users.users.beszel = {
isSystemUser = true;
group = "beszel";
description = "Beszel Agent service user";
};
users.groups.beszel = { };
systemd.services = {
NetworkManager-wait-online.enable = false;
beszel-agent = {
description = "Beszel Agent Service";
after = [ "network-online.target" ];
wants = [ "network-online.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
Environment = [
"PORT=45876"
''KEY="ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEaNtnkc+3+fJU+bTO6fibID9FHgFjei0sjJNqvcYtG8"''
];
ExecStart = "${lib.getBin unstable.beszel}/bin/beszel-agent";
User = "beszel";
Restart = "always";
RestartSec = 5;
};
};
};
system = {
autoUpgrade.enable = true;
stateVersion = "25.05";
};
nix = {
extraOptions = "experimental-features = nix-command flakes";
};
users.users.dave = {
isNormalUser = true;
extraGroups = [
"docker"
"wheel"
"libvirtd"
"corectrl"
];
shell = pkgs.zsh;
};
i18n.defaultLocale = "en_US.UTF-8";
i18n.inputMethod = {
enable = true;
type = "ibus";
ibus.engines = with pkgs.ibus-engines; [ anthy ];
};
time.timeZone = "America/Toronto";
hardware.graphics = {
enable = true;
enable32Bit = true;
};
hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
programs = {
gnupg.agent = {
enable = true;
enableSSHSupport = true;
};
nix-ld.enable = true;
steam = {
enable = true;
remotePlay.openFirewall = true;
};
zsh.enable = true;
};
services.avahi = {
enable = true;
nssmdns4 = true;
publish = {
enable = true;
addresses = true;
domain = true;
hinfo = true;
userServices = true;
workstation = true;
};
};
services.flatpak.enable = true;
services.gnome.gnome-keyring.enable = true;
services.printing.enable = true;
services.resolved.enable = true;
services.sshd.enable = true;
services.tailscale = {
enable = true;
package = unstable.tailscale;
};
services.xserver = {
enable = true;
displayManager = {
gdm = {
enable = true;
wayland = true;
};
};
desktopManager.gnome.enable = true;
videoDrivers = [ "amdgpu" ];
};
services.ollama = {
package = master.ollama;
enable = true;
acceleration = "rocm";
host = "0.0.0.0";
environmentVariables = {
HSA_OVERRIDE_GFX_VERSION = "11.0.2";
};
loadModels = [
"dolphin3:8b"
"llama3.1"
"llava"
];
};
services.open-webui = {
enable = true;
package = pkgs.open-webui;
host = "0.0.0.0";
environment = {
ANONYMIZED_TELEMETRY = "False";
DO_NOT_TRACK = "True";
SCARF_NO_ANALYTICS = "True";
OLLAMA_API_BASE_URL = "http://127.0.0.1:11434/api";
OLLAMA_BASE_URL = "http://127.0.0.1:11434";
};
};
services.opensnitch = {
enable = true;
rules = {
avahi-ipv4 = {
name = "Allow avahi daemon IPv4";
enabled = true;
action = "allow";
duration = "always";
operator = {
type = "list";
operand = "list";
list = [
{
type = "simple";
operand = "process.path";
sensitive = false;
data = "${lib.getBin pkgs.avahi}/bin/avahi-daemon";
}
{
type = "network";
operand = "dest.network";
data = "224.0.0.0/24";
}
];
};
};
systemd-timesyncd = {
name = "systemd-timesyncd";
enabled = true;
action = "allow";
duration = "always";
operator = {
type = "simple";
sensitive = false;
operand = "process.path";
data = "${lib.getBin pkgs.systemd}/lib/systemd/systemd-timesyncd";
};
};
systemd-resolved = {
name = "systemd-resolved";
enabled = true;
action = "allow";
duration = "always";
operator = {
type = "simple";
sensitive = false;
operand = "process.path";
data = "${lib.getBin pkgs.systemd}/lib/systemd/systemd-resolved";
};
};
localhost = {
name = "Allow all localhost";
enabled = true;
action = "allow";
duration = "always";
operator = {
type = "regexp";
operand = "dest.ip";
sensitive = false;
data = "^(127\\.0\\.0\\.1|::1)$";
list = [ ];
};
};
nix-update = {
name = "Allow Nix";
enabled = true;
action = "allow";
duration = "always";
operator = {
type = "list";
operand = "list";
list = [
{
type = "simple";
sensitive = false;
operand = "process.path";
data = "${lib.getBin pkgs.nix}/bin/nix";
}
{
type = "regexp";
operand = "dest.host";
sensitive = false;
data = "^(([a-z0-9|-]+\\.)*github\\.com|([a-z0-9|-]+\\.)*nixos\\.org)$";
}
];
};
};
NetworkManager = {
name = "Allow NetworkManager";
enabled = true;
action = "allow";
duration = "always";
operator = {
type = "list";
operand = "list";
list = [
{
type = "simple";
sensitive = false;
operand = "process.path";
data = "${lib.getBin pkgs.networkmanager}/bin/NetworkManager";
}
{
type = "simple";
operand = "dest.port";
sensitive = false;
data = "67";
}
{
type = "simple";
operand = "protocol";
sensitive = false;
data = "udp";
}
];
};
};
ssh-github = {
name = "Allow SSH to github";
enabled = true;
action = "allow";
duration = "always";
operator = {
type = "list";
operand = "list";
list = [
{
type = "simple";
sensitive = false;
operand = "process.path";
data = "${lib.getBin pkgs.openssh}/bin/ssh";
}
{
type = "simple";
operand = "dest.host";
sensitive = false;
data = "github.com";
}
];
};
};
};
};
virtualisation = {
docker.enable = true;
podman.enable = true;
libvirtd = {
enable = true;
qemu.swtpm.enable = true;
};
};
}
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