import importlib import json import subprocess from os import path from sqlite3 import Row from typing import List, Optional import httpx from loguru import logger from pydantic import BaseSettings, Field, validator def list_parse_fallback(v): try: return json.loads(v) except Exception: replaced = v.replace(" ", "") if replaced: return replaced.split(",") else: return [] read_only_variables = [ "host", "port", "debug", "lnbits_allowed_funding_sources", "lnbits_admin_extensions", "lnbits_saas_secret", "lnbits_saas_callback", "lnbits_saas_instance_id", "lnbits_admin_ui", "lnbits_commit", "lnbits_path", "forwarded_allow_ips", ] class Settings(BaseSettings): lnbits_admin_ui: bool = Field(default=False) # .env debug: bool = Field(default=False) host: str = Field(default="127.0.0.1") port: int = Field(default=5000) forwarded_allow_ips: str = Field(default="*") lnbits_path: str = Field(default=".") lnbits_commit: str = Field(default="unknown") # saas lnbits_saas_callback: Optional[str] = Field(default=None) lnbits_saas_secret: Optional[str] = Field(default=None) lnbits_saas_instance_id: Optional[str] = Field(default=None) # users lnbits_admin_users: List[str] = Field(default=[]) lnbits_allowed_users: List[str] = Field(default=[]) lnbits_admin_extensions: List[str] = Field(default=[]) lnbits_disabled_extensions: List[str] = Field(default=[]) # Change theme lnbits_site_title: str = Field(default="LNbits") lnbits_site_tagline: str = Field(default="free and open-source lightning wallet") lnbits_site_description: str = Field(default=None) lnbits_default_wallet_name: str = Field(default="LNbits wallet") lnbits_theme_options: List[str] = Field( default=["classic", "flamingo", "mint", "salvador", "monochrome", "autumn"] ) lnbits_custom_logo: str = Field(default=None) lnbits_ad_space_title: str = Field(default="Suported by") lnbits_ad_space: str = Field( default="https://shop.lnbits.com/;/static/images/lnbits-shop-light.png;/static/images/lnbits-shop-dark.png" ) # sneaky sneaky lnbits_ad_space_enabled: bool = Field(default=False) # ops lnbits_data_folder: str = Field(default="./data") lnbits_database_url: str = Field(default=None) lnbits_force_https: bool = Field(default=False) lnbits_reserve_fee_min: int = Field(default=4000) lnbits_reserve_fee_percent: float = Field(default=1.0) lnbits_service_fee: float = Field(default=0) lnbits_hide_api: bool = Field(default=False) lnbits_denomination: str = Field(default="sats") # funding sources lnbits_backend_wallet_class: str = Field(default="VoidWallet") lnbits_allowed_funding_sources: List[str] = Field( default=[ "VoidWallet", "FakeWallet", "CLightningWallet", "LndRestWallet", "LndWallet", "LntxbotWallet", "LNPayWallet", "LNbitsWallet", "OpenNodeWallet", "LnTipsWallet", ] ) fake_wallet_secret: str = Field(default="ToTheMoon1") lnbits_endpoint: str = Field(default="https://legend.lnbits.com") lnbits_key: Optional[str] = Field(default=None) cliche_endpoint: Optional[str] = Field(default=None) corelightning_rpc: Optional[str] = Field(default=None) eclair_url: Optional[str] = Field(default=None) eclair_pass: Optional[str] = Field(default=None) lnd_rest_endpoint: Optional[str] = Field(default=None) lnd_rest_cert: Optional[str] = Field(default=None) lnd_rest_macaroon: Optional[str] = Field(default=None) lnd_rest_macaroon_encrypted: Optional[str] = Field(default=None) lnd_cert: Optional[str] = Field(default=None) lnd_admin_macaroon: Optional[str] = Field(default=None) lnd_invoice_macaroon: Optional[str] = Field(default=None) lnd_grpc_endpoint: Optional[str] = Field(default=None) lnd_grpc_cert: Optional[str] = Field(default=None) lnd_grpc_port: Optional[int] = Field(default=None) lnd_grpc_admin_macaroon: Optional[str] = Field(default=None) lnd_grpc_invoice_macaroon: Optional[str] = Field(default=None) lnd_grpc_macaroon: Optional[str] = Field(default=None) lnd_grpc_macaroon_encrypted: Optional[str] = Field(default=None) lnpay_api_endpoint: Optional[str] = Field(default=None) lnpay_api_key: Optional[str] = Field(default=None) lnpay_wallet_key: Optional[str] = Field(default=None) lntxbot_api_endpoint: Optional[str] = Field(default=None) lntxbot_key: Optional[str] = Field(default=None) opennode_api_endpoint: Optional[str] = Field(default=None) opennode_key: Optional[str] = Field(default=None) spark_url: Optional[str] = Field(default=None) spark_token: Optional[str] = Field(default=None) lntips_api_endpoint: Optional[str] = Field(default=None) lntips_api_key: Optional[str] = Field(default=None) lntips_admin_key: Optional[str] = Field(default=None) lntips_invoice_key: Optional[str] = Field(default=None) # boltz boltz_network: str = Field(default="main") boltz_url: str = Field(default="https://boltz.exchange/api") boltz_mempool_space_url: str = Field(default="https://mempool.space") boltz_mempool_space_url_ws: str = Field(default="wss://mempool.space") @validator( "lnbits_admin_users", "lnbits_allowed_users", "lnbits_theme_options", "lnbits_admin_extensions", "lnbits_disabled_extensions", "lnbits_allowed_funding_sources", pre=True, ) def validate(cls, val): if type(val) == str: val = val.split(",") if val else [] return val @classmethod def from_row(cls, row: Row) -> "Settings": data = dict(row) return cls(**data) class Config: env_file = ".env" env_file_encoding = "utf-8" case_sensitive = False json_loads = list_parse_fallback settings = Settings() settings.lnbits_path = str(path.dirname(path.realpath(__file__))) try: settings.lnbits_commit = ( subprocess.check_output( ["git", "-C", settings.lnbits_path, "rev-parse", "HEAD"], stderr=subprocess.DEVNULL, ) .strip() .decode("ascii") ) except: settings.lnbits_commit = "docker" # printing enviroment variable for debugging if not settings.lnbits_admin_ui: logger.debug(f"Enviroment Settings:") for key, value in settings.dict(exclude_none=True).items(): logger.debug(f"{key}: {value}") def set_cli_settings(**kwargs): for key, value in kwargs.items(): setattr(settings, key, value) async def check_admin_settings(): if settings.lnbits_admin_ui: try: ext_db = importlib.import_module(f"lnbits.extensions.admin").db except: logger.error("could not import module lnbits.extensions.admin database") raise async with ext_db.connect() as db: row = await db.fetchone("SELECT * FROM admin.settings") # create new settings if table is empty if not row or len(row) == 0: logger.warning( "admin.settings empty. inserting new settings and creating admin account" ) row = await create_admin_settings(db) # setting settings from database into memory from lnbits.extensions.admin.models import AdminSettings sets = AdminSettings(**row, lnbits_allowed_funding_sources=settings.lnbits_allowed_funding_sources) for key, value in sets.dict().items(): if not key in read_only_variables: try: setattr(settings, key, value) except: logger.error( f"error overriding setting: {key}, value: {value}" ) # printing settings for debugging logger.debug(f"Admin settings:") for key, value in settings.dict(exclude_none=True).items(): logger.debug(f"{key}: {value}") http = "https" if settings.lnbits_force_https else "http" user = settings.lnbits_admin_users[0] admin_url = ( f"{http}://{settings.host}:{settings.port}/wallet?usr={user}" ) logger.warning(f"✔️ Access admin user account at: {admin_url}") # callback for saas if ( settings.lnbits_saas_callback and settings.lnbits_saas_secret and settings.lnbits_saas_instance_id ): send_admin_user_to_saas(user) wallets_module = importlib.import_module("lnbits.wallets") FAKE_WALLET = getattr(wallets_module, "FakeWallet")() def get_wallet_class(): wallet_class = getattr(wallets_module, settings.lnbits_backend_wallet_class) return wallet_class() async def create_admin_settings(db): # if not imported here, circular import error from lnbits.core.crud import create_account account = await create_account() settings.lnbits_admin_users.insert(0, account.id) keys = [] values = "" for key, value in settings.dict(exclude_none=True).items(): if not key in read_only_variables: keys.append(key) if type(value) == list: joined = ",".join(value) values += f"'{joined}'" if type(value) == int or type(value) == float: values += str(value) if type(value) == bool: values += "true" if value else "false" if type(value) == str: value = value.replace("'", "") values += f"'{value}'" values += "," q = ", ".join(keys) v = values.rstrip(",") sql = f"INSERT INTO admin.settings ({q}) VALUES ({v})" await db.execute(sql) logger.warning( "initialized admin.settings from enviroment variables." ) row = await db.fetchone("SELECT * FROM admin.settings") assert row, "Newly updated settings couldn't be retrieved" return row def send_admin_user_to_saas(user): with httpx.Client() as client: headers = { "Content-Type": "application/json; charset=utf-8", "X-API-KEY": settings.lnbits_saas_secret, } payload = { "instance_id": settings.lnbits_saas_instance_id, "adminuser": user, } try: client.post( settings.lnbits_saas_callback, headers=headers, json=payload, ) logger.warning("sent admin user to saas application") except: logger.error( f"error sending admin user to saas: {settings.lnbits_saas_callback}" )