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71 lines
1.8 KiB
71 lines
1.8 KiB
3 years ago
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# !/usr/bin/env python3
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# -*- encoding : utf-8 -*-
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# @Filename : security.py
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# @Software : VSCode
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# @Datetime : 2021/11/03 17:33:20
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# @Author : leo liu
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# @Version : 1.0
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# @Description :
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"""
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token password 验证
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pip install python-jose
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pip install passlib
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"""
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from datetime import datetime, timedelta
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from typing import Any, Union, Optional
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from fastapi import Depends, Header
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from jose import jwt
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from passlib.context import CryptContext
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from pydantic import ValidationError
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from core.settings import config
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from utils import custom_exc
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from api.v1.auth.schemas import token_schema
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pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
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def create_access_token(
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subject: Union[str, Any], expires_delta: timedelta = None
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) -> str:
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if expires_delta:
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expire = datetime.utcnow() + expires_delta
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else:
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expire = datetime.utcnow() + timedelta(
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minutes=config.ACCESS_TOKEN_EXPIRE_MINUTES
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)
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to_encode = {"exp": expire, "sub": str(subject)}
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encoded_jwt = jwt.encode(to_encode, config.SECRET_KEY, algorithm=config.JWT_ALGORITHM)
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return encoded_jwt
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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return pwd_context.verify(plain_password, hashed_password)
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def get_password_hash(password: str) -> str:
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return pwd_context.hash(password)
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def check_jwt_token(
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token: Optional[str] = Header(None)
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) -> Union[str, Any]:
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"""
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只解析验证token
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:param token:
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:return:
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"""
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try:
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payload = jwt.decode(
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token,
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config.SECRET_KEY, algorithms=config.JWT_ALGORITHM
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)
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return token_schema.TokenPayload(**payload)
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except (jwt.JWTError, ValidationError, AttributeError):
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raise custom_exc.TokenAuthError(err_desc="access token fail")
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