Files
nutshell/cashu/core/settings.py
2023-06-23 20:04:49 +02:00

133 lines
4.1 KiB
Python

import os
import sys
from pathlib import Path
from typing import List
from environs import Env # type: ignore
from pydantic import BaseSettings, Extra, Field
env = Env()
VERSION = "0.12.1"
def find_env_file():
# env file: default to current dir, else home dir
env_file = os.path.join(os.getcwd(), ".env")
if not os.path.isfile(env_file):
env_file = os.path.join(str(Path.home()), ".cashu", ".env")
if os.path.isfile(env_file):
env.read_env(env_file)
else:
env_file = ""
return env_file
class CashuSettings(BaseSettings):
env_file: str = Field(default=None)
lightning: bool = Field(default=True)
lightning_fee_percent: float = Field(default=1.0)
lightning_reserve_fee_min: int = Field(default=2000)
max_order: int = Field(default=64)
class Config(BaseSettings.Config):
env_file = find_env_file()
env_file_encoding = "utf-8"
case_sensitive = False
extra = Extra.ignore
# def __init__(self, env_file=None):
# self.env_file = env_file or self.env_file
class EnvSettings(CashuSettings):
debug: bool = Field(default=False)
log_level: str = Field(default="INFO")
host: str = Field(default="127.0.0.1")
port: int = Field(default=3338)
cashu_dir: str = Field(default=os.path.join(str(Path.home()), ".cashu"))
class MintSettings(CashuSettings):
mint_private_key: str = Field(default=None)
mint_derivation_path: str = Field(default="0/0/0/0")
mint_listen_host: str = Field(default="127.0.0.1")
mint_listen_port: int = Field(default=3338)
mint_lightning_backend: str = Field(default="LNbitsWallet")
mint_database: str = Field(default="data/mint")
mint_peg_out_only: bool = Field(default=False)
mint_max_peg_in: int = Field(default=None)
mint_max_peg_out: int = Field(default=None)
mint_lnbits_endpoint: str = Field(default=None)
mint_lnbits_key: str = Field(default=None)
class MintInformation(CashuSettings):
mint_info_name: str = Field(default="Cashu mint")
mint_info_description: str = Field(default=None)
mint_info_description_long: str = Field(default=None)
mint_info_contact: List[List[str]] = Field(default=[["", ""]])
mint_info_nuts: List[str] = Field(default=["NUT-07", "NUT-08", "NUT-09"])
mint_info_motd: str = Field(default=None)
class WalletSettings(CashuSettings):
lightning: bool = Field(default=True)
tor: bool = Field(default=True)
socks_host: str = Field(default=None)
socks_port: int = Field(default=9050)
mint_url: str = Field(default=None)
mint_host: str = Field(default="8333.space")
mint_port: int = Field(default=3338)
wallet_name: str = Field(default="wallet")
api_port: int = Field(default=4448)
api_host: str = Field(default="127.0.0.1")
nostr_private_key: str = Field(default=None)
nostr_relays: List[str] = Field(
default=[
"wss://nostr-pub.wellorder.net",
"wss://relay.damus.io",
"wss://nostr.zebedee.cloud",
"wss://relay.snort.social",
"wss://nostr.fmt.wiz.biz",
]
)
class Settings(
EnvSettings, MintSettings, MintInformation, WalletSettings, CashuSettings
):
version: str = Field(default=VERSION)
# def __init__(self, env_file=None):
# super().Config(env_file=env_file)
settings = Settings()
def startup_settings_tasks():
# set env_file (this does not affect the settings module, it's just for reading)
settings.env_file = find_env_file()
if not settings.debug:
# set traceback limit
sys.tracebacklimit = 0
# replace ~ with home directory in cashu_dir
settings.cashu_dir = settings.cashu_dir.replace("~", str(Path.home()))
# set mint_url if only mint_host is set
if not settings.mint_url:
if settings.mint_host in ["localhost", "127.0.0.1"] and settings.mint_port:
# localhost without https
settings.mint_url = f"http://{settings.mint_host}:{settings.mint_port}"
else:
settings.mint_url = f"https://{settings.mint_host}:{settings.mint_port}"
startup_settings_tasks()