File size: 1,000 Bytes
b4c9cb7
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
from typing import AnyStr, Dict, Union
import os
from fastapi import HTTPException, status
from jose import jwt, JWTError


class JWTProvider:
    """
    Perform JWT Encryption and Decryption
    """

    def __init__(
        self, secret: AnyStr = os.environ.get("JWT_SECRET"), algorithm: AnyStr = "HS256"
    ):
        self.secret = secret
        self.algorithm = algorithm

    def encrypt(self, data: Dict) -> AnyStr:
        """
        Encrypt the data with JWT
        """
        return jwt.encode(data, self.secret, algorithm=self.algorithm)

    def decrypt(self, token: AnyStr) -> Union[Dict, None]:
        """
        Decrypt the token with JWT
        """
        try:
            return jwt.decode(token, self.secret, algorithms=[self.algorithm])
        except JWTError as e:
            raise HTTPException(
                status_code=status.HTTP_401_UNAUTHORIZED,
                detail=f"Could not validate credentials. {str(e)}",
            )


jwt_provider = JWTProvider()