83 lines
2.8 KiB
Nix
83 lines
2.8 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.services.kisassistant;
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in {
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options.services.kisassistant = {
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enable = lib.mkEnableOption "KisAssistant private chat assistant";
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package = lib.mkOption {
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type = lib.types.package;
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default = pkgs.bun;
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description = "KisAssistant package built from this flake (set via nixpkgs overlay or flake packages output).";
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};
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port = lib.mkOption { type = lib.types.port; default = 3000; };
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host = lib.mkOption { type = lib.types.str; default = "127.0.0.1"; };
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dataDir = lib.mkOption { type = lib.types.str; default = "/var/lib/kisassistant"; };
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user = lib.mkOption { type = lib.types.str; default = "kisassistant"; };
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passwordFile = lib.mkOption {
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type = lib.types.nullOr lib.types.path;
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default = null;
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description = "File containing APP_PASSWORD (use agenix/sops-nix, never store in the store).";
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};
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ollamaHost = lib.mkOption { type = lib.types.str; default = "http://localhost:11434"; };
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domain = lib.mkOption {
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type = lib.types.nullOr lib.types.str;
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default = null;
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description = "e.g. chat.kisakay.com — enables bundled nginx reverse proxy.";
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};
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extraEnv = lib.mkOption {
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type = lib.types.attrsOf lib.types.str;
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default = {};
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description = "Extra env (MISTRAL_API_KEY, DEEPSEEK_ENABLED, …). Prefer files for secrets.";
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};
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};
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config = lib.mkIf cfg.enable {
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users.users.${cfg.user} = {
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isSystemUser = true;
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group = cfg.user;
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home = cfg.dataDir;
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createHome = true;
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};
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users.groups.${cfg.user} = {};
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systemd.services.kisassistant = {
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description = "KisAssistant";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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environment = {
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PORT = toString cfg.port;
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HOST = cfg.host;
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DATA_DIR = "${cfg.dataDir}/data";
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OLLAMA_HOST = cfg.ollamaHost;
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} // cfg.extraEnv;
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serviceConfig = {
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User = cfg.user;
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Group = cfg.user;
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Restart = "always";
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StateDirectory = "kisassistant";
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WorkingDirectory = cfg.dataDir;
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} // lib.optionalAttrs (cfg.passwordFile != null) {
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LoadCredential = "app-password:${cfg.passwordFile}";
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};
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script = ''
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${lib.optionalString (cfg.passwordFile != null) ''
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export APP_PASSWORD="$(cat "$CREDENTIALS_DIRECTORY/app-password")"
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''}
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exec ${cfg.package}/bin/kisassistant
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'';
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};
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services.nginx = lib.mkIf (cfg.domain != null) {
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enable = true;
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recommendedProxySettings = true;
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virtualHosts.${cfg.domain} = {
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forceSSL = true;
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enableACME = true;
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locations."/" = {
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proxyPass = "http://${cfg.host}:${toString cfg.port}";
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};
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};
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};
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};
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}
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