72 lines
2.7 KiB
Python
72 lines
2.7 KiB
Python
from fastapi import FastAPI, Depends, HTTPException, status, APIRouter
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from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
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from sqlalchemy.orm import Session
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from app.core import security
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from app.db import models
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from jose import JWTError, jwt
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# бд
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def get_db():
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db = models.SessionLocal()
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try:
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yield db
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finally:
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db.close()
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authRouter = APIRouter(
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prefix="/auth",
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tags=[],
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)
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# регистрация
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@authRouter.post("/register")
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async def register(username: str, password: str, db: Session = Depends(get_db)):
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if len(password.encode('utf-8')) > 72:
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raise HTTPException(status_code=400, detail="Пароль слишком длинный (макс. 72 байта)")
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db_user = db.query(models.User).filter(models.User.username == username).first()
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if db_user:
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raise HTTPException(status_code=400, detail="Пользователь уже существует")
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hashed_pwd = security.get_password_hash(password)
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new_user = models.User(username=username, hashed_password=hashed_pwd)
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db.add(new_user)
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db.commit()
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return {"status": "ok", "message": "User created"}
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# вход
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@authRouter.post("/login")
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async def login(form_data: OAuth2PasswordRequestForm = Depends(), db: Session = Depends(get_db)):
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user = db.query(models.User).filter(models.User.username == form_data.username).first()
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if not user or not security.verify_password(form_data.password, user.hashed_password):
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Неверный логин или пароль",
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headers={"WWW-Authenticate": "Bearer"},
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)
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access_token = security.create_access_token(data={"sub": str(user.id)})
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refresh_token = security.create_refresh_token(data={"sub": str(user.id)})
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return {
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"access_token": access_token,
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"refresh_token": refresh_token,
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"token_type": "bearer",
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"user_id": user.id
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}
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@authRouter.post("/refresh")
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async def refresh_token(data: models.RefreshRequest, db: Session = Depends(get_db)):
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try:
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payload = jwt.decode(data.refresh_token, security.SECRET_KEY, algorithms=[security.ALGORITHM])
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user_id = payload.get("sub")
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if user_id is None:
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raise HTTPException(status_code=401)
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new_access_token = security.create_access_token(data={"sub": user_id})
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new_refresh_token = security.create_refresh_token(data={"sub": user_id})
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return {"refresh_token": new_refresh_token, "access_token": new_access_token, "token_type": "bearer"}
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except JWTError:
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raise HTTPException(status_code=401, detail="Refresh token expired") |