RequestToken

authx.schema.RequestToken

Bases: BaseModel

token class-attribute instance-attribute

token = None

csrf class-attribute instance-attribute

csrf = None

type class-attribute instance-attribute

type = 'access'

location instance-attribute

location

verify

verify(key, algorithms=['HS256'], audience=None, issuer=None, verify_jwt=True, verify_type=True, verify_csrf=True, verify_fresh=False)

PARAMETER	DESCRIPTION
key	TYPE: str
algorithms	TYPE: Sequence[AlgorithmType] DEFAULT: ['HS256']
audience	TYPE: Optional[StringOrSequence] DEFAULT: None
issuer	TYPE: Optional[str] DEFAULT: None
verify_jwt	TYPE: bool DEFAULT: True
verify_type	TYPE: bool DEFAULT: True
verify_csrf	TYPE: bool DEFAULT: True
verify_fresh	TYPE: bool DEFAULT: False

Source code in authx/schema.py

def verify(
    self,
    key: str,
    algorithms: Sequence[AlgorithmType] = ["HS256"],
    audience: Optional[StringOrSequence] = None,
    issuer: Optional[str] = None,
    verify_jwt: bool = True,
    verify_type: bool = True,
    verify_csrf: bool = True,
    verify_fresh: bool = False,
) -> TokenPayload:
    # JWT Base Verification
    try:
        decoded_token = decode_token(
            token=self.token,
            key=key,
            algorithms=algorithms,
            verify=verify_jwt,
            audience=audience,
            issuer=issuer,
        )
        # Parse payload
        payload = TokenPayload.parse_obj(decoded_token)
    except JWTDecodeError as e:
        raise JWTDecodeError(*e.args) from e
    except ValidationError as e:
        raise JWTDecodeError(*e.args) from e

    if verify_type and (self.type != payload.type):
        error_msg = f"'{self.type}' token required, '{payload.type}' token received"
        if self.type == "access":
            raise AccessTokenRequiredError(error_msg)
        elif self.type == "refresh":
            raise RefreshTokenRequiredError(error_msg)
        raise TokenTypeError(error_msg)

    if verify_fresh and not payload.fresh:
        raise FreshTokenRequiredError("Fresh token required")

    if verify_csrf and self.location == "cookies":
        if self.csrf is None:
            raise CSRFError(f"Missing CSRF token in {self.location}")
        if payload.csrf is None:
            raise CSRFError("Cookies token missing CSRF claim")
        if not compare_digest(self.csrf, payload.csrf):
            raise CSRFError("CSRF token mismatch")

    return payload