diff options
| -rw-r--r-- | yardstick/common/utils.py | 22 | ||||
| -rw-r--r-- | yardstick/tests/functional/common/test_utils.py | 38 | ||||
| -rw-r--r-- | yardstick/tests/unit/common/test_utils.py | 27 |
3 files changed, 87 insertions, 0 deletions
diff --git a/yardstick/common/utils.py b/yardstick/common/utils.py index f9fe0e336..85cecc714 100644 --- a/yardstick/common/utils.py +++ b/yardstick/common/utils.py @@ -527,3 +527,25 @@ def wait_until_true(predicate, timeout=60, sleep=1, exception=None): if exception and issubclass(exception, Exception): raise exception # pylint: disable=raising-bad-type raise exceptions.WaitTimeout + + +def send_socket_command(host, port, command): + """Send a string command to a specific port in a host + + :param host: (str) ip or hostname of the host + :param port: (int) port number + :param command: (str) command to send + :return: 0 if success, error number if error + """ + sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + ret = 0 + try: + err_number = sock.connect_ex((host, int(port))) + if err_number != 0: + return err_number + sock.sendall(six.b(command)) + except Exception: # pylint: disable=broad-except + ret = 1 + finally: + sock.close() + return ret diff --git a/yardstick/tests/functional/common/test_utils.py b/yardstick/tests/functional/common/test_utils.py index b5333bbde..b9f1f773a 100644 --- a/yardstick/tests/functional/common/test_utils.py +++ b/yardstick/tests/functional/common/test_utils.py @@ -12,8 +12,11 @@ # See the License for the specific language governing permissions and # limitations under the License. +import multiprocessing import unittest +import socket import sys +import time from yardstick.common import utils @@ -32,3 +35,38 @@ class ImportModulesFromPackageTestCase(unittest.TestCase): library_obj = getattr(module_obj, library_name) class_obj = getattr(library_obj, class_name) self.assertEqual(class_name, class_obj().__class__.__name__) + + +class SendSocketCommandTestCase(unittest.TestCase): + + @staticmethod + def _run_socket_server(port): + sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + sock.bind(('localhost', port)) + sock.listen(1) + conn = None + while not conn: + conn, _ = sock.accept() + sock.close() + + @staticmethod + def _terminate_server(socket_server): + # Wait until the socket server closes the open port. + time.sleep(1) + if socket_server and socket_server.is_alive(): + socket_server.terminate() + + def test_send_command(self): + port = 47001 + + socket_server = multiprocessing.Process( + name='run_socket_server', + target=SendSocketCommandTestCase._run_socket_server, + args=(port, )).start() + + self.addCleanup(self._terminate_server, socket_server) + + # Wait until the socket is open. + time.sleep(0.5) + self.assertEqual( + 0, utils.send_socket_command('localhost', port, 'test_command')) diff --git a/yardstick/tests/unit/common/test_utils.py b/yardstick/tests/unit/common/test_utils.py index 6247afd18..446afdd38 100644 --- a/yardstick/tests/unit/common/test_utils.py +++ b/yardstick/tests/unit/common/test_utils.py @@ -16,6 +16,7 @@ import mock import os import six from six.moves import configparser +import socket import time import unittest @@ -1282,3 +1283,29 @@ class WaitUntilTrueTestCase(ut_base.BaseUnitTestCase): self.assertIsNone( utils.wait_until_true(lambda: False, timeout=1, sleep=1, exception=MyTimeoutException)) + + +class SendSocketCommandTestCase(unittest.TestCase): + + @mock.patch.object(socket, 'socket') + def test_execute_correct(self, mock_socket): + mock_socket_obj = mock.Mock() + mock_socket_obj.connect_ex.return_value = 0 + mock_socket.return_value = mock_socket_obj + self.assertEqual(0, utils.send_socket_command('host', 22, 'command')) + mock_socket.assert_called_once_with(socket.AF_INET, socket.SOCK_STREAM) + mock_socket_obj.connect_ex.assert_called_once_with(('host', 22)) + mock_socket_obj.sendall.assert_called_once_with(six.b('command')) + mock_socket_obj.close.assert_called_once() + + @mock.patch.object(socket, 'socket') + def test_execute_exception(self, mock_socket): + mock_socket_obj = mock.Mock() + mock_socket_obj.connect_ex.return_value = 0 + mock_socket.return_value = mock_socket_obj + mock_socket_obj.sendall.side_effect = socket.error + self.assertEqual(1, utils.send_socket_command('host', 22, 'command')) + mock_socket.assert_called_once_with(socket.AF_INET, socket.SOCK_STREAM) + mock_socket_obj.connect_ex.assert_called_once_with(('host', 22)) + mock_socket_obj.sendall.assert_called_once_with(six.b('command')) + mock_socket_obj.close.assert_called_once() |