def _challenge_request(self, response, **kwargs):
"""Forms a CHAP request based on a real PreparedRequest.
Args:
response: The original 401 requests.Response() instance.
**kwargs: Keyword arguments to pass with subsequent requests.
Returns:
An instance of requests.Response() with the appropriate
'X-CHAP:challenge' header.
"""
logging.debug('Sending challenge request')
request = _consume_response(response)
if self.version == 0:
challenge = self.username
else:
challenge = crtauth_client.create_request(self.username)
request.headers['X-CHAP'] = 'request:%s' % challenge
request.url = _auth_url(request.url)
# HEAD is no longer required as of crtauth 0.99.3, but it shouldn't
# hurt for compatibility with older versions.
request.method = 'HEAD'
challenge_response = response.connection.send(request, **kwargs)
challenge_response.history.append(response)
return challenge_response
def _authenticate(base_url, username, private_key_filename):
try:
with open(private_key_filename) as f:
signer = ssh.SingleKeySigner(f.read())
except:
sys.stderr.write("ERROR: Key file must be a passphraseless private key " "generated by ssh-keygen")
sys.exit(1)
challenge = _auth_get(base_url, "request:%s" % client.create_request(username))
hostname = urlparse.urlparse(base_url).netloc
if hostname.index(":") != -1:
# netloc might contain port information as well
hostname = hostname[: hostname.index(":")]
response = client.create_response(challenge, hostname, signer)
return _auth_get(base_url, "response:" + response)
def _authenticate(base_url, username, private_key_filename):
try:
with open(private_key_filename) as f:
signer = ssh.SingleKeySigner(f.read())
except:
sys.stderr.write(
'ERROR: Key file must be a passphraseless private key '
'generated by ssh-keygen')
sys.exit(1)
challenge = _auth_get(base_url,
'request:%s' % client.create_request(username))
hostname = urlparse.urlparse(base_url).netloc
if hostname.index(':') != -1:
# netloc might contain port information as well
hostname = hostname[:hostname.index(':')]
response = client.create_response(challenge, hostname, signer)
return _auth_get(base_url, 'response:' + response)
