rsa.py 文件源码

def build_signature(self, oauth_request, consumer, token):
    key, base_string = self.build_signature_base_string(oauth_request,
                                                        consumer,
                                                        token)

    # Fetch the private key cert based on the request
    cert = self._fetch_private_cert(oauth_request)

    # Pull the private key from the certificate
    privatekey = keyfactory.parsePrivateKey(cert)

    # Convert base_string to bytes
    #base_string_bytes = cryptomath.createByteArraySequence(base_string)

    # Sign using the key
    signed = privatekey.hashAndSign(base_string)

    return binascii.b2a_base64(signed)[:-1]