130 lines
3.8 KiB
Nix
130 lines
3.8 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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let
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inherit (lib) types;
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cfg = config.services.open-webui;
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in
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{
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options = {
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services.open-webui = {
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enable = lib.mkEnableOption "Open-WebUI server";
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package = lib.mkPackageOption pkgs "open-webui" { };
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stateDir = lib.mkOption {
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type = types.path;
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default = "/var/lib/open-webui";
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example = "/home/foo";
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description = "State directory of Open-WebUI.";
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};
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host = lib.mkOption {
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type = types.str;
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default = "127.0.0.1";
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example = "0.0.0.0";
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description = ''
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The host address which the Open-WebUI server HTTP interface listens to.
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'';
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};
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port = lib.mkOption {
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type = types.port;
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default = 8080;
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example = 11111;
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description = ''
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Which port the Open-WebUI server listens to.
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'';
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};
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environment = lib.mkOption {
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type = types.attrsOf types.str;
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default = {
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SCARF_NO_ANALYTICS = "True";
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DO_NOT_TRACK = "True";
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ANONYMIZED_TELEMETRY = "False";
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};
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example = ''
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{
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OLLAMA_API_BASE_URL = "http://127.0.0.1:11434";
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# Disable authentication
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WEBUI_AUTH = "False";
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}
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'';
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description = ''
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Extra environment variables for Open-WebUI.
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For more details see https://docs.openwebui.com/getting-started/env-configuration/
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'';
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};
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environmentFile = lib.mkOption {
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description = ''
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Environment file to be passed to the systemd service.
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Useful for passing secrets to the service to prevent them from being
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world-readable in the Nix store.
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'';
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type = lib.types.nullOr lib.types.path;
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default = null;
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example = "/var/lib/secrets/openWebuiSecrets";
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};
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openFirewall = lib.mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to open the firewall for Open-WebUI.
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This adds `services.open-webui.port` to `networking.firewall.allowedTCPPorts`.
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'';
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};
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};
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};
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config = lib.mkIf cfg.enable {
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systemd.services.open-webui = {
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description = "User-friendly WebUI for LLMs";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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environment = {
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STATIC_DIR = ".";
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DATA_DIR = ".";
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HF_HOME = ".";
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SENTENCE_TRANSFORMERS_HOME = ".";
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WEBUI_URL = "http://localhost:${toString cfg.port}";
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} // cfg.environment;
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serviceConfig = {
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ExecStart = "${lib.getExe cfg.package} serve --host ${cfg.host} --port ${toString cfg.port}";
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EnvironmentFile = lib.optional (cfg.environmentFile != null) cfg.environmentFile;
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WorkingDirectory = cfg.stateDir;
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StateDirectory = "open-webui";
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RuntimeDirectory = "open-webui";
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RuntimeDirectoryMode = "0755";
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PrivateTmp = true;
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DynamicUser = true;
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DevicePolicy = "closed";
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LockPersonality = true;
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MemoryDenyWriteExecute = false; # onnxruntime/capi/onnxruntime_pybind11_state.so: cannot enable executable stack as shared object requires: Permission Denied
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PrivateUsers = true;
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ProtectHome = true;
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ProtectHostname = true;
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
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ProtectKernelTunables = true;
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ProtectControlGroups = true;
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ProcSubset = "all"; # Error in cpuinfo: failed to parse processor information from /proc/cpuinfo
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RestrictNamespaces = true;
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RestrictRealtime = true;
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SystemCallArchitectures = "native";
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UMask = "0077";
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};
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};
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networking.firewall = lib.mkIf cfg.openFirewall { allowedTCPPorts = [ cfg.port ]; };
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};
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meta.maintainers = with lib.maintainers; [ shivaraj-bh ];
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}
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