mirror of
https://gitverse.ru/kpa39l/md2vk.git
synced 2026-09-29 18:05:04 +00:00
estorozhenko
64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
"""FastAPI-зависимости: аутентификация по API-ключу."""
|
|
|
|
from __future__ import annotations
|
|
|
|
import hashlib
|
|
|
|
from fastapi import Depends, HTTPException, status
|
|
from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
|
|
from sqlalchemy import select
|
|
from sqlalchemy.ext.asyncio import AsyncSession
|
|
|
|
from app.database import get_db
|
|
from app.models import User
|
|
|
|
security_scheme = HTTPBearer(auto_error=False)
|
|
|
|
|
|
def hash_api_key(api_key: str) -> str:
|
|
return hashlib.sha256(api_key.encode()).hexdigest()
|
|
|
|
|
|
async def get_current_user_from_header(
|
|
credentials: HTTPAuthorizationCredentials | None = Depends(security_scheme),
|
|
db: AsyncSession = Depends(get_db),
|
|
) -> User:
|
|
"""Аутентификация по заголовку Authorization: Bearer <api_key>."""
|
|
if credentials is None:
|
|
raise HTTPException(
|
|
status_code=status.HTTP_401_UNAUTHORIZED,
|
|
detail="Missing Authorization header. Use: Authorization: Bearer <api_key>",
|
|
)
|
|
|
|
api_key = credentials.credentials
|
|
if not api_key.startswith("md2vk_"):
|
|
raise HTTPException(
|
|
status_code=status.HTTP_401_UNAUTHORIZED,
|
|
detail="Invalid API key format",
|
|
)
|
|
|
|
api_key_hash = hash_api_key(api_key)
|
|
result = await db.execute(
|
|
select(User).where(User.api_key_hash == api_key_hash, User.is_active == True)
|
|
)
|
|
user = result.scalar_one_or_none()
|
|
if user is None:
|
|
raise HTTPException(status_code=status.HTTP_401_UNAUTHORIZED, detail="Invalid API key")
|
|
|
|
return user
|
|
|
|
|
|
async def get_user_by_api_key(api_key: str, db: AsyncSession) -> User:
|
|
"""Проверяет API-ключ из тела запроса. Используется в POST-эндпоинтах."""
|
|
if not api_key.startswith("md2vk_"):
|
|
raise HTTPException(status_code=401, detail="Invalid API key format")
|
|
|
|
api_key_hash = hash_api_key(api_key)
|
|
result = await db.execute(
|
|
select(User).where(User.api_key_hash == api_key_hash, User.is_active == True)
|
|
)
|
|
user = result.scalar_one_or_none()
|
|
if user is None:
|
|
raise HTTPException(status_code=401, detail="Invalid API key")
|
|
|
|
return user |