def password_authentication():
username, password = http.username_password()
if username is not None:
userid = factory.authentication_manager().check_username_password(
username, password)
if userid is None:
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0030, user=username)
else:
_logger.debug("User [%s] authenticated with password" % username)
return userid
def oauth_authentication():
if not config.getboolean('oauth', 'enabled'):
return None, False
username = http.request_info('HTTP_PULP_USER')
auth = http.http_authorization()
cert_pem = http.ssl_client_cert()
if username is None or auth is None:
if cert_pem is not None:
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0027, user=username)
return None, False
meth = http.request_info('REQUEST_METHOD')
url = http.request_url()
query = http.request_info('QUERY_STRING')
userid, is_consumer = factory.authentication_manager().check_oauth(
username, meth, url, auth, query)
if userid is None:
raise PulpCodedAuthenticationException(error_code=error_codes.PLP0028,
user=username)
_logger.debug("User authenticated with Oauth: %s" % userid)
return userid, is_consumer
def check_preauthenticated():
# Support web server level authentication of users
username = http.request_info("REMOTE_USER")
if username is not None:
# Omitting the password = assume preauthenticated
userid = factory.authentication_manager().check_username_password(
username)
if userid is None:
# User is not in the local database, nor in LDAP
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0029, user=username)
else:
_logger.debug("User preauthenticated: %s" % username)
return userid
def test_pulp_exception_no_debug(self, mock_error_obj, mock_dumps):
"""
Tests that when the debug flag is False, Pulp exceptions result in logging to info
rather than logging to error with the traceback.
"""
# Setup
self.mock_app.side_effect = PulpCodedAuthenticationException(
error_code=error_codes.PLP0025)
# Test
self.handler('environ', mock.Mock())
# Assert the http_error_obj is called with the exception's http status code
self.assertEquals(1, mock_error_obj.call_count)
self.assertEquals(self.mock_app.side_effect.http_status_code,
mock_error_obj.call_args[0][0])
# Assert that the response has the expected keys and values
response = mock_dumps.call_args[0][0]
self.assertEquals(response['error'],
self.mock_app.side_effect.to_dict())
self.assertFalse('exception' in response)
self.assertFalse('traceback' in response)
def test_pulp_exception_with_debug(self, mock_error_obj, mock_dumps,
mock_format_exception, mock_format_tb):
"""
Tests that when the debug flag is True, Pulp exceptions result logging the exception
and including the exception and traceback in the response.
"""
# Setup
handler = ExceptionHandlerMiddleware(self.mock_app, debug=True)
self.mock_app.side_effect = PulpCodedAuthenticationException(
error_code=error_codes.PLP0025)
mock_format_exception.return_value = 'Formatted exception'
mock_format_tb.return_value = 'tb'
# Test
handler('environ', mock.Mock())
# Assert the http_error_obj is called with the exception's status code
self.assertEquals(1, mock_error_obj.call_count)
self.assertEquals(self.mock_app.side_effect.http_status_code,
mock_error_obj.call_args[0][0])
# Assert that the response has the expected keys and values
response = mock_dumps.call_args[0][0]
self.assertEquals(response['exception'], 'Formatted exception')
self.assertEquals(response['traceback'], 'tb')
def _verify_auth(self, operation, super_user_only, method, *args, **kwargs):
"""
Internal method for checking authentication and authorization. This code
is kept outside of the decorator which calls it so that it can be mocked.
This allows for the decorator itself which calls here to have assertions
made about the operation and super_user values set in the view code.
An operation of None means not to check authorization; only check
authentication.
The super_user_only flag set to True means that only members of the
built in SuperUsers role are authorized.
:type operation: int or None
:param operation: The operation a user needs permission for, or None to
skip authorization.
:type super_user_only: bool
:param super_user_only: Only authorize a user if they are a super user.
"""
# Check Authentication
# Run through each registered and enabled auth function
is_consumer = False
registered_auth_functions = [
check_preauthenticated, password_authentication,
user_cert_authentication, consumer_cert_authentication,
oauth_authentication
]
user_authenticated = False
for authenticate_user in registered_auth_functions:
if authenticate_user == oauth_authentication:
userid, is_consumer = authenticate_user()
else:
userid = authenticate_user()
if userid is not None:
user_authenticated = True
if authenticate_user == consumer_cert_authentication:
is_consumer = True
break
if not user_authenticated:
raise PulpCodedAuthenticationException(error_code=error_codes.PLP0025)
# Check Authorization
principal_manager = factory.principal_manager()
user_query_manager = factory.user_query_manager()
if super_user_only and not user_query_manager.is_superuser(userid):
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0026,
user=userid,
operation=OPERATION_NAMES[operation])
# if the operation is None, don't check authorization
elif operation is not None:
if is_consumer:
if is_consumer_authorized(http.resource_path(), userid, operation):
# set default principal = SYSTEM
principal_manager.set_principal()
else:
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0026,
user=userid,
operation=OPERATION_NAMES[operation])
elif user_query_manager.is_authorized(http.resource_path(), userid,
operation):
user = user_query_manager.find_by_login(userid)
principal_manager.set_principal(user)
else:
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0026,
user=userid,
operation=OPERATION_NAMES[operation])
# Authentication and authorization succeeded. Call method and then clear principal.
value = method(self, *args, **kwargs)
principal_manager.clear_principal()
return value
def _auth_decorator(self, *args, **kwargs):
# Check Authentication
# Run through each registered and enabled auth function
is_consumer = False
registered_auth_functions = [
check_preauthenticated, password_authentication,
user_cert_authentication, consumer_cert_authentication,
oauth_authentication
]
user_authenticated = False
for authenticate_user in registered_auth_functions:
if authenticate_user == oauth_authentication:
userid, is_consumer = authenticate_user()
else:
userid = authenticate_user()
if userid is not None:
user_authenticated = True
if authenticate_user == consumer_cert_authentication:
is_consumer = True
break
if not user_authenticated:
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0025)
# Check Authorization
principal_manager = factory.principal_manager()
user_query_manager = factory.user_query_manager()
if super_user_only and not user_query_manager.is_superuser(userid):
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0026,
user=userid,
operation=OPERATION_NAMES[operation])
# if the operation is None, don't check authorization
elif operation is not None:
if is_consumer:
if is_consumer_authorized(http.resource_path(), userid,
operation):
# set default principal = SYSTEM
principal_manager.set_principal()
else:
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0026,
user=userid,
operation=OPERATION_NAMES[operation])
elif user_query_manager.is_authorized(http.resource_path(),
userid, operation):
user = user_query_manager.find_by_login(userid)
principal_manager.set_principal(user)
else:
raise PulpCodedAuthenticationException(
error_code=error_codes.PLP0026,
user=userid,
operation=OPERATION_NAMES[operation])
# Authentication and authorization succeeded. Call method and then clear principal.
value = method(self, *args, **kwargs)
principal_manager.clear_principal()
return value