FastAPI 学习之路（五十六）将token缓存到redis

在之前的文章中，FastAPI 学习之路（二十九）使用（哈希）密码和 JWT Bearer 令牌的 OAuth2，FastAPI 学习之路（二十八）使用密码和 Bearer 的简单 OAuth2，FastAPI 学习之路（三十四）数据库多表操作，我们分享了基于jwt认证token和基于数据库创建用户，那么我们今天把这些代码整理下，形成基于数据库用户名密码，登陆验证token存储到redis中。

首先我们看下之前基于jwt认证token的代码：

# 见chapter18

"""
-*- encoding=utf-8 -*-
Time: 2024/6/28 16:16
Author: lc
Email: 15101006331@163.com
File: chapter18.py
"""


"""
使用（哈希）密码和 JWT Bearer 令牌的 OAuth2
"""
from fastapi import FastAPI, Depends, status, HTTPException
from fastapi.security import OAuth2PasswordRequestForm, OAuth2PasswordBearer

from pydantic import BaseModel
from typing import Optional
from jose import JWTError, jwt
from datetime import datetime, timedelta
from passlib.context import CryptContext

SECRET_KEY = "09d25e094faa6ca2556c818166b7a9563b93f7099f6f0f4caa6cf63b88e8d3e7"
ALGORITHM = "HS256"
ACCESS_TOKEN_EXPIRE_MINUTES = 30

oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")

fake_db_users = {
    "mrli": {
        "username": "mrli",
        "full_name": "mrli_hanjing",
        "email": "mrli@qq.com",
        "hashed_password": "$2b$12$EixZaYVK1fsbw1ZfbX3OXePaWxn96p36WQoeG6Lruj3vjPGga31lW",
        "disabled": False
    }
}

app = FastAPI()


def fake_hash_password(password: str):
    """模拟加密密码"""
    return password


class Token(BaseModel):
    access_token: str
    token_type: str


class TokenData(BaseModel):
    username: Optional[str] = None


class User(BaseModel):
    username: str
    full_name: Optional[str] = None
    email: Optional[str] = None
    disabled: Optional[bool] = None


class UserInDB(User):
    hashed_password: str


pwd_context = CryptContext(schemes=["bcrypt"], deprecate