crypt.py 文件源码

def make_signed_jwt(signer, payload):
  """Make a signed JWT.

  See http://self-issued.info/docs/draft-jones-json-web-token.html.

  Args:
    signer: crypt.Signer, Cryptographic signer.
    payload: dict, Dictionary of data to convert to JSON and then sign.

  Returns:
    string, The JWT for the payload.
  """
  header = {'typ': 'JWT', 'alg': 'RS256'}

  segments = [
      _urlsafe_b64encode(_json_encode(header)),
      _urlsafe_b64encode(_json_encode(payload)),
  ]
  signing_input = '.'.join(segments)

  signature = signer.sign(signing_input)
  segments.append(_urlsafe_b64encode(signature))

  logger.debug(str(segments))

  return '.'.join(segments)