121 lines
3.6 KiB
Nix
121 lines
3.6 KiB
Nix
{ config
|
|
, lib
|
|
, pkgs
|
|
, ...
|
|
}:
|
|
let
|
|
inherit (lib) types;
|
|
|
|
format = pkgs.formats.yaml { };
|
|
cfg = config.services.private-gpt;
|
|
in
|
|
{
|
|
options = {
|
|
services.private-gpt = {
|
|
enable = lib.mkEnableOption "private-gpt for local large language models";
|
|
package = lib.mkPackageOption pkgs "private-gpt" { };
|
|
|
|
stateDir = lib.mkOption {
|
|
type = types.path;
|
|
default = "/var/lib/private-gpt";
|
|
description = "State directory of private-gpt.";
|
|
};
|
|
|
|
settings = lib.mkOption {
|
|
type = format.type;
|
|
default = {
|
|
llm = {
|
|
mode = "ollama";
|
|
tokenizer = "";
|
|
};
|
|
embedding = {
|
|
mode = "ollama";
|
|
};
|
|
ollama = {
|
|
llm_model = "llama3";
|
|
embedding_model = "nomic-embed-text";
|
|
api_base = "http://localhost:11434";
|
|
embedding_api_base = "http://localhost:11434";
|
|
keep_alive = "5m";
|
|
tfs_z = 1;
|
|
top_k = 40;
|
|
top_p = 0.9;
|
|
repeat_last_n = 64;
|
|
repeat_penalty = 1.2;
|
|
request_timeout = 120;
|
|
};
|
|
vectorstore = {
|
|
database = "qdrant";
|
|
};
|
|
qdrant = {
|
|
path = "/var/lib/private-gpt/vectorstore/qdrant";
|
|
};
|
|
data = {
|
|
local_data_folder = "/var/lib/private-gpt";
|
|
};
|
|
openai = { };
|
|
azopenai = { };
|
|
};
|
|
description = ''
|
|
settings-local.yaml for private-gpt
|
|
'';
|
|
};
|
|
};
|
|
};
|
|
|
|
config = lib.mkIf cfg.enable {
|
|
systemd.services.private-gpt = {
|
|
description = "Interact with your documents using the power of GPT, 100% privately, no data leaks";
|
|
wantedBy = [ "multi-user.target" ];
|
|
after = [ "network.target" ];
|
|
|
|
preStart =
|
|
let
|
|
config = format.generate "settings-local.yaml" (cfg.settings // { server.env_name = "local"; });
|
|
in
|
|
''
|
|
mkdir -p ${cfg.stateDir}/{settings,huggingface,matplotlib,tiktoken_cache}
|
|
cp ${cfg.package.cl100k_base.tiktoken} ${cfg.stateDir}/tiktoken_cache/9b5ad71b2ce5302211f9c61530b329a4922fc6a4
|
|
cp ${pkgs.python3Packages.private-gpt}/${pkgs.python3.sitePackages}/private_gpt/settings.yaml ${cfg.stateDir}/settings/settings.yaml
|
|
cp "${config}" "${cfg.stateDir}/settings/settings-local.yaml"
|
|
chmod 600 "${cfg.stateDir}/settings/settings-local.yaml"
|
|
'';
|
|
|
|
environment = {
|
|
PGPT_PROFILES = "local";
|
|
PGPT_SETTINGS_FOLDER = "${cfg.stateDir}/settings";
|
|
HF_HOME = "${cfg.stateDir}/huggingface";
|
|
TRANSFORMERS_OFFLINE = "1";
|
|
HF_DATASETS_OFFLINE = "1";
|
|
MPLCONFIGDIR = "${cfg.stateDir}/matplotlib";
|
|
};
|
|
|
|
serviceConfig = {
|
|
ExecStart = lib.getExe cfg.package;
|
|
WorkingDirectory = cfg.stateDir;
|
|
StateDirectory = "private-gpt";
|
|
RuntimeDirectory = "private-gpt";
|
|
RuntimeDirectoryMode = "0755";
|
|
PrivateTmp = true;
|
|
DynamicUser = true;
|
|
DevicePolicy = "closed";
|
|
LockPersonality = true;
|
|
MemoryDenyWriteExecute = true;
|
|
PrivateUsers = true;
|
|
ProtectHome = true;
|
|
ProtectHostname = true;
|
|
ProtectKernelLogs = true;
|
|
ProtectKernelModules = true;
|
|
ProtectKernelTunables = true;
|
|
ProtectControlGroups = true;
|
|
ProcSubset = "pid";
|
|
RestrictNamespaces = true;
|
|
RestrictRealtime = true;
|
|
SystemCallArchitectures = "native";
|
|
UMask = "0077";
|
|
};
|
|
};
|
|
};
|
|
|
|
meta.maintainers = with lib.maintainers; [ drupol ];
|
|
}
|