jsonsign.py 文件源码

def verify(self):
        keys = []
        for sign in self.signatures:
            sign_bytes = self.sign_bytes(sign.protected)
            if sign.header.chain:
                raise NotImplementedError()
            elif sign.header.jwk:
                public_key = sign.header.jwk
            else:
                raise JSONSignError("missing public key")

            sig_bytes = util.jose_base64_url_decode(sign.signature)

            try:
                public_key.verify(six.StringIO(sign_bytes.decode()), sign.header.algorithm, sig_bytes)
            except Exception as e:
                raise e

            keys.append(public_key)

        return keys