ansible/test/units/plugins/httpapi/test_ftd.py
Jon Dufresne ef67d4074b Prefer io.BytesIO over six; available on all supported Pythons (#45388)
On all supported Pythons, the io.BytesIO is always a stream
implementation using an in-memory bytes buffer. Makes code slightly more
forward compatible by reducing use of the six module.
2018-09-10 15:19:16 -04:00

271 lines
12 KiB
Python

# Copyright (c) 2018 Cisco and/or its affiliates.
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
#
import json
import os
from io import BytesIO
from ansible.module_utils.six.moves.urllib.error import HTTPError
from ansible.compat.tests import mock
from ansible.compat.tests import unittest
from ansible.compat.tests.mock import mock_open, patch
from ansible.errors import AnsibleConnectionFailure
from ansible.module_utils.connection import ConnectionError
from ansible.module_utils.network.ftd.common import HTTPMethod, ResponseParams
from ansible.module_utils.network.ftd.fdm_swagger_client import SpecProp, FdmSwaggerParser
from ansible.module_utils.six import PY3, StringIO
from ansible.plugins.httpapi.ftd import HttpApi
if PY3:
BUILTINS_NAME = 'builtins'
else:
BUILTINS_NAME = '__builtin__'
class FakeFtdHttpApiPlugin(HttpApi):
def __init__(self, conn):
super(FakeFtdHttpApiPlugin, self).__init__(conn)
self.hostvars = {
'token_path': '/testLoginUrl',
'spec_path': '/testSpecUrl'
}
def get_option(self, var):
return self.hostvars[var]
class TestFtdHttpApi(unittest.TestCase):
def setUp(self):
self.connection_mock = mock.Mock()
self.ftd_plugin = FakeFtdHttpApiPlugin(self.connection_mock)
self.ftd_plugin.access_token = 'ACCESS_TOKEN'
self.ftd_plugin._load_name = 'httpapi'
def test_login_should_request_tokens_when_no_refresh_token(self):
self.connection_mock.send.return_value = self._connection_response(
{'access_token': 'ACCESS_TOKEN', 'refresh_token': 'REFRESH_TOKEN'}
)
self.ftd_plugin.login('foo', 'bar')
assert 'ACCESS_TOKEN' == self.ftd_plugin.access_token
assert 'REFRESH_TOKEN' == self.ftd_plugin.refresh_token
expected_body = json.dumps({'grant_type': 'password', 'username': 'foo', 'password': 'bar'})
self.connection_mock.send.assert_called_once_with(mock.ANY, expected_body, headers=mock.ANY, method=mock.ANY)
def test_login_should_update_tokens_when_refresh_token_exists(self):
self.ftd_plugin.refresh_token = 'REFRESH_TOKEN'
self.connection_mock.send.return_value = self._connection_response(
{'access_token': 'NEW_ACCESS_TOKEN', 'refresh_token': 'NEW_REFRESH_TOKEN'}
)
self.ftd_plugin.login('foo', 'bar')
assert 'NEW_ACCESS_TOKEN' == self.ftd_plugin.access_token
assert 'NEW_REFRESH_TOKEN' == self.ftd_plugin.refresh_token
expected_body = json.dumps({'grant_type': 'refresh_token', 'refresh_token': 'REFRESH_TOKEN'})
self.connection_mock.send.assert_called_once_with(mock.ANY, expected_body, headers=mock.ANY, method=mock.ANY)
def test_login_should_use_host_variable_when_set(self):
temp_token_path = self.ftd_plugin.hostvars['token_path']
self.ftd_plugin.hostvars['token_path'] = '/testFakeLoginUrl'
self.connection_mock.send.return_value = self._connection_response(
{'access_token': 'ACCESS_TOKEN', 'refresh_token': 'REFRESH_TOKEN'}
)
self.ftd_plugin.login('foo', 'bar')
self.connection_mock.send.assert_called_once_with('/testFakeLoginUrl', mock.ANY, headers=mock.ANY, method=mock.ANY)
self.ftd_plugin.hostvars['token_path'] = temp_token_path
def test_login_raises_exception_when_no_refresh_token_and_no_credentials(self):
with self.assertRaises(AnsibleConnectionFailure) as res:
self.ftd_plugin.login(None, None)
assert 'Username and password are required' in str(res.exception)
def test_login_raises_exception_when_invalid_response(self):
self.connection_mock.send.return_value = self._connection_response(
{'no_access_token': 'ACCESS_TOKEN'}
)
with self.assertRaises(ConnectionError) as res:
self.ftd_plugin.login('foo', 'bar')
assert 'Server returned response without token info during connection authentication' in str(res.exception)
def test_logout_should_revoke_tokens(self):
self.ftd_plugin.access_token = 'ACCESS_TOKEN_TO_REVOKE'
self.ftd_plugin.refresh_token = 'REFRESH_TOKEN_TO_REVOKE'
self.connection_mock.send.return_value = self._connection_response(None)
self.ftd_plugin.logout()
assert self.ftd_plugin.access_token is None
assert self.ftd_plugin.refresh_token is None
expected_body = json.dumps({'grant_type': 'revoke_token', 'access_token': 'ACCESS_TOKEN_TO_REVOKE',
'token_to_revoke': 'REFRESH_TOKEN_TO_REVOKE'})
self.connection_mock.send.assert_called_once_with(mock.ANY, expected_body, headers=mock.ANY, method=mock.ANY)
def test_send_request_should_send_correct_request(self):
exp_resp = {'id': '123', 'name': 'foo'}
self.connection_mock.send.return_value = self._connection_response(exp_resp)
resp = self.ftd_plugin.send_request('/test/{objId}', HTTPMethod.PUT,
body_params={'name': 'foo'},
path_params={'objId': '123'},
query_params={'at': 0})
assert {ResponseParams.SUCCESS: True, ResponseParams.STATUS_CODE: 200,
ResponseParams.RESPONSE: exp_resp} == resp
self.connection_mock.send.assert_called_once_with('/test/123?at=0', '{"name": "foo"}', method=HTTPMethod.PUT,
headers=self._expected_headers())
def test_send_request_should_return_empty_dict_when_no_response_data(self):
self.connection_mock.send.return_value = self._connection_response(None)
resp = self.ftd_plugin.send_request('/test', HTTPMethod.GET)
assert {ResponseParams.SUCCESS: True, ResponseParams.STATUS_CODE: 200, ResponseParams.RESPONSE: {}} == resp
self.connection_mock.send.assert_called_once_with('/test', None, method=HTTPMethod.GET,
headers=self._expected_headers())
def test_send_request_should_return_error_info_when_http_error_raises(self):
self.connection_mock.send.side_effect = HTTPError('http://testhost.com', 500, '', {},
StringIO('{"errorMessage": "ERROR"}'))
resp = self.ftd_plugin.send_request('/test', HTTPMethod.GET)
assert {ResponseParams.SUCCESS: False, ResponseParams.STATUS_CODE: 500,
ResponseParams.RESPONSE: {'errorMessage': 'ERROR'}} == resp
def test_send_request_raises_exception_when_invalid_response(self):
self.connection_mock.send.return_value = self._connection_response('nonValidJson')
with self.assertRaises(ConnectionError) as res:
self.ftd_plugin.send_request('/test', HTTPMethod.GET)
assert 'Invalid JSON response' in str(res.exception)
def test_handle_httperror_should_update_tokens_and_retry_on_auth_errors(self):
self.ftd_plugin.refresh_token = 'REFRESH_TOKEN'
self.connection_mock.send.return_value = self._connection_response(
{'access_token': 'NEW_ACCESS_TOKEN', 'refresh_token': 'NEW_REFRESH_TOKEN'}
)
retry = self.ftd_plugin.handle_httperror(HTTPError('http://testhost.com', 401, '', {}, None))
assert retry
assert 'NEW_ACCESS_TOKEN' == self.ftd_plugin.access_token
assert 'NEW_REFRESH_TOKEN' == self.ftd_plugin.refresh_token
def test_handle_httperror_should_not_retry_on_non_auth_errors(self):
assert not self.ftd_plugin.handle_httperror(HTTPError('http://testhost.com', 500, '', {}, None))
@patch('os.path.isdir', mock.Mock(return_value=False))
def test_download_file(self):
self.connection_mock.send.return_value = self._connection_response('File content')
open_mock = mock_open()
with patch('%s.open' % BUILTINS_NAME, open_mock):
self.ftd_plugin.download_file('/files/1', '/tmp/test.txt')
open_mock.assert_called_once_with('/tmp/test.txt', 'wb')
open_mock().write.assert_called_once_with(b'File content')
@patch('os.path.isdir', mock.Mock(return_value=True))
def test_download_file_should_extract_filename_from_headers(self):
filename = 'test_file.txt'
response = mock.Mock()
response.info.return_value = {'Content-Disposition': 'attachment; filename="%s"' % filename}
dummy, response_data = self._connection_response('File content')
self.connection_mock.send.return_value = response, response_data
open_mock = mock_open()
with patch('%s.open' % BUILTINS_NAME, open_mock):
self.ftd_plugin.download_file('/files/1', '/tmp/')
open_mock.assert_called_once_with('/tmp/%s' % filename, 'wb')
open_mock().write.assert_called_once_with(b'File content')
@patch('os.path.basename', mock.Mock(return_value='test.txt'))
@patch('ansible.plugins.httpapi.ftd.encode_multipart_formdata',
mock.Mock(return_value=('--Encoded data--', 'multipart/form-data')))
def test_upload_file(self):
self.connection_mock.send.return_value = self._connection_response({'id': '123'})
open_mock = mock_open()
with patch('%s.open' % BUILTINS_NAME, open_mock):
resp = self.ftd_plugin.upload_file('/tmp/test.txt', '/files')
assert {'id': '123'} == resp
exp_headers = self._expected_headers()
exp_headers['Content-Length'] = len('--Encoded data--')
exp_headers['Content-Type'] = 'multipart/form-data'
self.connection_mock.send.assert_called_once_with('/files', data='--Encoded data--',
headers=exp_headers, method=HTTPMethod.POST)
open_mock.assert_called_once_with('/tmp/test.txt', 'rb')
@patch('os.path.basename', mock.Mock(return_value='test.txt'))
@patch('ansible.plugins.httpapi.ftd.encode_multipart_formdata',
mock.Mock(return_value=('--Encoded data--', 'multipart/form-data')))
def test_upload_file_raises_exception_when_invalid_response(self):
self.connection_mock.send.return_value = self._connection_response('invalidJsonResponse')
open_mock = mock_open()
with patch('%s.open' % BUILTINS_NAME, open_mock):
with self.assertRaises(ConnectionError) as res:
self.ftd_plugin.upload_file('/tmp/test.txt', '/files')
assert 'Invalid JSON response' in str(res.exception)
@patch.object(FdmSwaggerParser, 'parse_spec')
def test_get_operation_spec(self, parse_spec_mock):
self.connection_mock.send.return_value = self._connection_response(None)
parse_spec_mock.return_value = {
SpecProp.OPERATIONS: {'testOp': 'Specification for testOp'}
}
assert 'Specification for testOp' == self.ftd_plugin.get_operation_spec('testOp')
assert self.ftd_plugin.get_operation_spec('nonExistingTestOp') is None
@patch.object(FdmSwaggerParser, 'parse_spec')
def test_get_model_spec(self, parse_spec_mock):
self.connection_mock.send.return_value = self._connection_response(None)
parse_spec_mock.return_value = {
SpecProp.MODELS: {'TestModel': 'Specification for TestModel'}
}
assert 'Specification for TestModel' == self.ftd_plugin.get_model_spec('TestModel')
assert self.ftd_plugin.get_model_spec('NonExistingTestModel') is None
@staticmethod
def _connection_response(response, status=200):
response_mock = mock.Mock()
response_mock.getcode.return_value = status
response_text = json.dumps(response) if type(response) is dict else response
response_data = BytesIO(response_text.encode() if response_text else ''.encode())
return response_mock, response_data
def _expected_headers(self):
return {
'Accept': 'application/json',
'Authorization': 'Bearer %s' % self.ftd_plugin.access_token,
'Content-Type': 'application/json'
}