Files
remnawave-bedolaga-telegram…/app/services/web_api_token_service.py

101 lines
3.1 KiB
Python

from __future__ import annotations
import secrets
from datetime import datetime
from typing import Optional, Tuple
from sqlalchemy.ext.asyncio import AsyncSession
from app.config import settings
from app.database.crud import web_api_token as crud
from app.database.models import WebApiToken
from app.database.universal_migration import ensure_default_web_api_token
from app.utils.security import generate_api_token, hash_api_token
class WebApiTokenService:
"""Сервис для управления токенами административного веб-API."""
def __init__(self):
self.algorithm = settings.WEB_API_TOKEN_HASH_ALGORITHM or "sha256"
def hash_token(self, token: str) -> str:
return hash_api_token(token, self.algorithm) # type: ignore[arg-type]
async def authenticate(
self,
db: AsyncSession,
token_value: str,
*,
remote_ip: Optional[str] = None,
) -> Optional[WebApiToken]:
normalized_value = token_value.strip()
if not normalized_value:
return None
async def _load_token(value: str) -> Optional[WebApiToken]:
token_hash = self.hash_token(value)
return await crud.get_token_by_hash(db, token_hash)
token = await _load_token(normalized_value)
if not token:
default_token = (settings.WEB_API_DEFAULT_TOKEN or "").strip()
if default_token and secrets.compare_digest(default_token, normalized_value):
await ensure_default_web_api_token()
token = await _load_token(default_token)
if not token or not token.is_active:
return None
if token.expires_at and token.expires_at < datetime.utcnow():
return None
token.last_used_at = datetime.utcnow()
if remote_ip:
token.last_used_ip = remote_ip
await db.flush()
return token
async def create_token(
self,
db: AsyncSession,
*,
name: str,
description: Optional[str] = None,
expires_at: Optional[datetime] = None,
created_by: Optional[str] = None,
token_value: Optional[str] = None,
) -> Tuple[str, WebApiToken]:
plain_token = token_value or generate_api_token()
token_hash = self.hash_token(plain_token)
token = await crud.create_token(
db,
name=name,
token_hash=token_hash,
token_prefix=plain_token[:12],
description=description,
expires_at=expires_at,
created_by=created_by,
)
return plain_token, token
async def revoke_token(self, db: AsyncSession, token: WebApiToken) -> WebApiToken:
token.is_active = False
token.updated_at = datetime.utcnow()
await db.flush()
await db.refresh(token)
return token
async def activate_token(self, db: AsyncSession, token: WebApiToken) -> WebApiToken:
token.is_active = True
token.updated_at = datetime.utcnow()
await db.flush()
await db.refresh(token)
return token
web_api_token_service = WebApiTokenService()