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Diffstat (limited to 'yardstick/tests/unit/test_ssh.py')
| -rw-r--r-- | yardstick/tests/unit/test_ssh.py | 684 |
1 files changed, 684 insertions, 0 deletions
diff --git a/yardstick/tests/unit/test_ssh.py b/yardstick/tests/unit/test_ssh.py new file mode 100644 index 000000000..374fb6644 --- /dev/null +++ b/yardstick/tests/unit/test_ssh.py @@ -0,0 +1,684 @@ +# Copyright 2013: Mirantis Inc. +# All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. + +import os +import socket +import unittest +from io import StringIO +from itertools import count + +import mock +from oslo_utils import encodeutils + +from yardstick.common import exceptions +from yardstick import ssh +from yardstick.ssh import SSH +from yardstick.ssh import AutoConnectSSH + + +class FakeParamikoException(Exception): + pass + + +class SSHTestCase(unittest.TestCase): + """Test all small SSH methods.""" + + def setUp(self): + super(SSHTestCase, self).setUp() + self.test_client = ssh.SSH("root", "example.net") + + @mock.patch("yardstick.ssh.SSH._get_pkey") + def test_construct(self, mock_ssh__get_pkey): + mock_ssh__get_pkey.return_value = "pkey" + test_ssh = ssh.SSH("root", "example.net", port=33, pkey="key", + key_filename="kf", password="secret") + mock_ssh__get_pkey.assert_called_once_with("key") + self.assertEqual("root", test_ssh.user) + self.assertEqual("example.net", test_ssh.host) + self.assertEqual(33, test_ssh.port) + self.assertEqual("pkey", test_ssh.pkey) + self.assertEqual("kf", test_ssh.key_filename) + self.assertEqual("secret", test_ssh.password) + + @mock.patch("yardstick.ssh.SSH._get_pkey") + def test_ssh_from_node(self, mock_ssh__get_pkey): + mock_ssh__get_pkey.return_value = "pkey" + node = { + "user": "root", "ip": "example.net", "ssh_port": 33, + "key_filename": "kf", "password": "secret" + } + test_ssh = ssh.SSH.from_node(node) + self.assertEqual("root", test_ssh.user) + self.assertEqual("example.net", test_ssh.host) + self.assertEqual(33, test_ssh.port) + self.assertEqual("kf", test_ssh.key_filename) + self.assertEqual("secret", test_ssh.password) + + @mock.patch("yardstick.ssh.SSH._get_pkey") + def test_ssh_from_node_password_default(self, mock_ssh__get_pkey): + mock_ssh__get_pkey.return_value = "pkey" + node = { + "user": "root", "ip": "example.net", "ssh_port": 33, + "key_filename": "kf" + } + test_ssh = ssh.SSH.from_node(node) + self.assertEqual("root", test_ssh.user) + self.assertEqual("example.net", test_ssh.host) + self.assertEqual(33, test_ssh.port) + self.assertEqual("kf", test_ssh.key_filename) + self.assertIsNone(test_ssh.password) + + @mock.patch("yardstick.ssh.SSH._get_pkey") + def test_ssh_from_node_ssh_port_default(self, mock_ssh__get_pkey): + mock_ssh__get_pkey.return_value = "pkey" + node = { + "user": "root", "ip": "example.net", + "key_filename": "kf", "password": "secret" + } + test_ssh = ssh.SSH.from_node(node) + self.assertEqual("root", test_ssh.user) + self.assertEqual("example.net", test_ssh.host) + self.assertEqual(ssh.SSH.SSH_PORT, test_ssh.port) + self.assertEqual("kf", test_ssh.key_filename) + self.assertEqual("secret", test_ssh.password) + + @mock.patch("yardstick.ssh.SSH._get_pkey") + def test_ssh_from_node_key_filename_default(self, mock_ssh__get_pkey): + mock_ssh__get_pkey.return_value = "pkey" + node = { + "user": "root", "ip": "example.net", "ssh_port": 33, + "password": "secret" + } + test_ssh = ssh.SSH.from_node(node) + self.assertEqual("root", test_ssh.user) + self.assertEqual("example.net", test_ssh.host) + self.assertEqual(33, test_ssh.port) + self.assertIsNone(test_ssh.key_filename) + self.assertEqual("secret", test_ssh.password) + + def test_construct_default(self): + self.assertEqual("root", self.test_client.user) + self.assertEqual("example.net", self.test_client.host) + self.assertEqual(22, self.test_client.port) + self.assertIsNone(self.test_client.pkey) + self.assertIsNone(self.test_client.key_filename) + self.assertIsNone(self.test_client.password) + + @mock.patch("yardstick.ssh.paramiko") + def test__get_pkey_invalid(self, mock_paramiko): + mock_paramiko.SSHException = FakeParamikoException + rsa = mock_paramiko.rsakey.RSAKey + dss = mock_paramiko.dsskey.DSSKey + rsa.from_private_key.side_effect = mock_paramiko.SSHException + dss.from_private_key.side_effect = mock_paramiko.SSHException + self.assertRaises(exceptions.SSHError, self.test_client._get_pkey, "key") + + @mock.patch("yardstick.ssh.six.moves.StringIO") + @mock.patch("yardstick.ssh.paramiko") + def test__get_pkey_dss(self, mock_paramiko, mock_string_io): + mock_paramiko.SSHException = FakeParamikoException + mock_string_io.return_value = "string_key" + mock_paramiko.dsskey.DSSKey.from_private_key.return_value = "dss_key" + rsa = mock_paramiko.rsakey.RSAKey + rsa.from_private_key.side_effect = mock_paramiko.SSHException + key = self.test_client._get_pkey("key") + dss_calls = mock_paramiko.dsskey.DSSKey.from_private_key.mock_calls + self.assertEqual([mock.call("string_key")], dss_calls) + self.assertEqual(key, "dss_key") + mock_string_io.assert_called_once_with("key") + + @mock.patch("yardstick.ssh.six.moves.StringIO") + @mock.patch("yardstick.ssh.paramiko") + def test__get_pkey_rsa(self, mock_paramiko, mock_string_io): + mock_paramiko.SSHException = FakeParamikoException + mock_string_io.return_value = "string_key" + mock_paramiko.rsakey.RSAKey.from_private_key.return_value = "rsa_key" + dss = mock_paramiko.dsskey.DSSKey + dss.from_private_key.side_effect = mock_paramiko.SSHException + key = self.test_client._get_pkey("key") + rsa_calls = mock_paramiko.rsakey.RSAKey.from_private_key.mock_calls + self.assertEqual([mock.call("string_key")], rsa_calls) + self.assertEqual(key, "rsa_key") + mock_string_io.assert_called_once_with("key") + + @mock.patch("yardstick.ssh.SSH._get_pkey") + @mock.patch("yardstick.ssh.paramiko") + def test__get_client(self, mock_paramiko, mock_ssh__get_pkey): + mock_ssh__get_pkey.return_value = "key" + fake_client = mock.Mock() + mock_paramiko.SSHClient.return_value = fake_client + mock_paramiko.AutoAddPolicy.return_value = "autoadd" + + test_ssh = ssh.SSH("admin", "example.net", pkey="key") + client = test_ssh._get_client() + + self.assertEqual(fake_client, client) + client_calls = [ + mock.call.set_missing_host_key_policy("autoadd"), + mock.call.connect("example.net", username="admin", + port=22, pkey="key", key_filename=None, + password=None, + allow_agent=False, look_for_keys=False, + timeout=1), + ] + self.assertEqual(client_calls, client.mock_calls) + + @mock.patch("yardstick.ssh.SSH._get_pkey") + @mock.patch("yardstick.ssh.paramiko") + def test__get_client_with_exception(self, mock_paramiko, mock_ssh__get_pkey): + class MyError(Exception): + pass + + mock_ssh__get_pkey.return_value = "pkey" + fake_client = mock.Mock() + fake_client.connect.side_effect = MyError + fake_client.set_missing_host_key_policy.return_value = None + mock_paramiko.SSHClient.return_value = fake_client + mock_paramiko.AutoAddPolicy.return_value = "autoadd" + + test_ssh = ssh.SSH("admin", "example.net", pkey="key") + + with self.assertRaises(exceptions.SSHError) as raised: + test_ssh._get_client() + + mock_paramiko.SSHClient.assert_called_once() + mock_paramiko.AutoAddPolicy.assert_called_once() + fake_client.set_missing_host_key_policy.assert_called_once() + fake_client.connect.assert_called_once() + exc_str = str(raised.exception) + self.assertIn('raised during connect', exc_str) + self.assertIn('MyError', exc_str) + + @mock.patch("yardstick.ssh.SSH._get_pkey") + @mock.patch("yardstick.ssh.paramiko") + def test_copy(self, mock_paramiko, mock_ssh__get_pkey): + mock_ssh__get_pkey.return_value = "pkey" + fake_client = mock.Mock() + fake_client.connect.side_effect = IOError + mock_paramiko.SSHClient.return_value = fake_client + mock_paramiko.AutoAddPolicy.return_value = "autoadd" + + test_ssh = ssh.SSH("admin", "example.net", pkey="key") + result = test_ssh.copy() + self.assertIsNot(test_ssh, result) + + def test_close(self): + with mock.patch.object(self.test_client, "_client") as m_client: + self.test_client.close() + m_client.close.assert_called_once_with() + self.assertFalse(self.test_client._client) + + @mock.patch("yardstick.ssh.six.moves.StringIO") + def test_execute(self, mock_string_io): + mock_string_io.side_effect = stdio = [mock.Mock(), mock.Mock()] + stdio[0].read.return_value = "stdout fake data" + stdio[1].read.return_value = "stderr fake data" + with mock.patch.object(self.test_client, "run", return_value=0)\ + as mock_run: + status, stdout, stderr = self.test_client.execute( + "cmd", + stdin="fake_stdin", + timeout=43) + mock_run.assert_called_once_with( + "cmd", stdin="fake_stdin", stdout=stdio[0], + stderr=stdio[1], timeout=43, raise_on_error=False) + self.assertEqual(0, status) + self.assertEqual("stdout fake data", stdout) + self.assertEqual("stderr fake data", stderr) + + @mock.patch("yardstick.ssh.six.moves.StringIO") + def test_execute_raise_on_error_passed(self, mock_string_io): + mock_string_io.side_effect = stdio = [mock.Mock(), mock.Mock()] + stdio[0].read.return_value = "stdout fake data" + stdio[1].read.return_value = "stderr fake data" + with mock.patch.object(self.test_client, "run", return_value=0) \ + as mock_run: + status, stdout, stderr = self.test_client.execute( + "cmd", + stdin="fake_stdin", + timeout=43, + raise_on_error=True) + mock_run.assert_called_once_with( + "cmd", stdin="fake_stdin", stdout=stdio[0], + stderr=stdio[1], timeout=43, raise_on_error=True) + self.assertEqual(0, status) + self.assertEqual("stdout fake data", stdout) + self.assertEqual("stderr fake data", stderr) + + @mock.patch("yardstick.ssh.time") + def test_wait_timeout(self, mock_time): + mock_time.time.side_effect = [1, 50, 150] + self.test_client.execute = mock.Mock(side_effect=[exceptions.SSHError, + exceptions.SSHError, + 0]) + self.assertRaises(exceptions.SSHTimeout, self.test_client.wait) + self.assertEqual([mock.call("uname")] * 2, + self.test_client.execute.mock_calls) + + @mock.patch("yardstick.ssh.time") + def test_wait(self, mock_time): + mock_time.time.side_effect = [1, 50, 100] + self.test_client.execute = mock.Mock(side_effect=[exceptions.SSHError, + exceptions.SSHError, + 0]) + self.test_client.wait() + self.assertEqual([mock.call("uname")] * 3, + self.test_client.execute.mock_calls) + + @mock.patch("yardstick.ssh.paramiko") + def test_send_command(self, _): + paramiko_sshclient = self.test_client._get_client() + with mock.patch.object(paramiko_sshclient, "exec_command") \ + as mock_paramiko_exec_command: + self.test_client.send_command('cmd') + mock_paramiko_exec_command.assert_called_once_with('cmd', + get_pty=True) + + @mock.patch("yardstick.ssh.paramiko") + def test_interactive_terminal_open(self, mock_paramiko): + fake_client = mock.Mock() + fake_session = mock.Mock() + fake_session.recv.return_value = ":~# " + fake_transport = mock.Mock() + fake_transport.open_session.return_value = fake_session + fake_client.get_transport.return_value = fake_transport + mock_paramiko.SSHClient.return_value = fake_client + + test_ssh = ssh.SSH("admin", "example.net", pkey="key") + result = test_ssh.interactive_terminal_open() + self.assertEqual(fake_session, result) + + @mock.patch("yardstick.ssh.paramiko") + def test_interactive_terminal_exec_command(self, mock_paramiko): + fake_client = mock.Mock() + fake_session = mock.Mock() + fake_session.recv.return_value = "stdout fake data" + fake_transport = mock.Mock() + fake_transport.open_session.return_value = fake_session + fake_client.get_transport.return_value = fake_transport + mock_paramiko.SSHClient.return_value = fake_client + + test_ssh = ssh.SSH("admin", "example.net", pkey="key") + with mock.patch.object(fake_session, "sendall") \ + as mock_paramiko_send_command: + result = test_ssh.interactive_terminal_exec_command(fake_session, + 'cmd', "vat# ") + self.assertEqual("stdout fake data", result) + mock_paramiko_send_command.assert_called_once_with('cmd\n') + + @mock.patch("yardstick.ssh.paramiko") + def test_interactive_terminal_close(self, _): + fake_session = mock.Mock() + paramiko_sshclient = self.test_client._get_client() + paramiko_sshclient.get_transport.open_session.return_value = fake_session + with mock.patch.object(fake_session, "close") \ + as mock_paramiko_terminal_close: + self.test_client.interactive_terminal_close(fake_session) + mock_paramiko_terminal_close.assert_called_once_with() + + +class SSHRunTestCase(unittest.TestCase): + """Test SSH.run method in different aspects. + + Also tested method "execute". + """ + + def setUp(self): + super(SSHRunTestCase, self).setUp() + + self.fake_client = mock.Mock() + self.fake_session = mock.Mock() + self.fake_transport = mock.Mock() + + self.fake_transport.open_session.return_value = self.fake_session + self.fake_client.get_transport.return_value = self.fake_transport + + self.fake_session.recv_ready.return_value = False + self.fake_session.recv_stderr_ready.return_value = False + self.fake_session.send_ready.return_value = False + self.fake_session.exit_status_ready.return_value = True + self.fake_session.recv_exit_status.return_value = 0 + + self.test_client = ssh.SSH("admin", "example.net") + self.test_client._get_client = mock.Mock(return_value=self.fake_client) + + @mock.patch("yardstick.ssh.select") + def test_execute(self, mock_select): + mock_select.select.return_value = ([], [], []) + self.fake_session.recv_ready.side_effect = [1, 0, 0] + self.fake_session.recv_stderr_ready.side_effect = [1, 0] + self.fake_session.recv.return_value = "ok" + self.fake_session.recv_stderr.return_value = "error" + self.fake_session.exit_status_ready.return_value = 1 + self.fake_session.recv_exit_status.return_value = 127 + self.assertEqual((127, "ok", "error"), self.test_client.execute("cmd")) + self.fake_session.exec_command.assert_called_once_with("cmd") + + @mock.patch("yardstick.ssh.select") + def test_execute_args(self, mock_select): + mock_select.select.return_value = ([], [], []) + self.fake_session.recv_ready.side_effect = [1, 0, 0] + self.fake_session.recv_stderr_ready.side_effect = [1, 0] + self.fake_session.recv.return_value = "ok" + self.fake_session.recv_stderr.return_value = "error" + self.fake_session.exit_status_ready.return_value = 1 + self.fake_session.recv_exit_status.return_value = 127 + + result = self.test_client.execute("cmd arg1 'arg2 with space'") + self.assertEqual((127, "ok", "error"), result) + self.fake_session.exec_command.assert_called_once_with( + "cmd arg1 'arg2 with space'") + + @mock.patch("yardstick.ssh.select") + def test_run(self, mock_select): + mock_select.select.return_value = ([], [], []) + self.assertEqual(0, self.test_client.run("cmd")) + + @mock.patch("yardstick.ssh.select") + def test_run_nonzero_status(self, mock_select): + mock_select.select.return_value = ([], [], []) + self.fake_session.recv_exit_status.return_value = 1 + self.assertRaises(exceptions.SSHError, self.test_client.run, "cmd") + self.assertEqual(1, self.test_client.run("cmd", raise_on_error=False)) + + @mock.patch("yardstick.ssh.select") + def test_run_stdout(self, mock_select): + mock_select.select.return_value = ([], [], []) + self.fake_session.recv_ready.side_effect = [True, True, False] + self.fake_session.recv.side_effect = ["ok1", "ok2"] + stdout = mock.Mock() + self.test_client.run("cmd", stdout=stdout) + self.assertEqual([mock.call("ok1"), mock.call("ok2")], + stdout.write.mock_calls) + + @mock.patch("yardstick.ssh.select") + def test_run_stderr(self, mock_select): + mock_select.select.return_value = ([], [], []) + self.fake_session.recv_stderr_ready.side_effect = [True, False] + self.fake_session.recv_stderr.return_value = "error" + stderr = mock.Mock() + self.test_client.run("cmd", stderr=stderr) + stderr.write.assert_called_once_with("error") + + @mock.patch("yardstick.ssh.select") + def test_run_stdin(self, mock_select): + """Test run method with stdin. + + Third send call was called with "e2" because only 3 bytes was sent + by second call. So remainig 2 bytes of "line2" was sent by third call. + """ + mock_select.select.return_value = ([], [], []) + self.fake_session.exit_status_ready.side_effect = [0, 0, 0, True] + self.fake_session.send_ready.return_value = True + self.fake_session.send.side_effect = [5, 3, 2] + fake_stdin = mock.Mock() + fake_stdin.read.side_effect = ["line1", "line2", ""] + fake_stdin.closed = False + + def close(): + fake_stdin.closed = True + fake_stdin.close = mock.Mock(side_effect=close) + self.test_client.run("cmd", stdin=fake_stdin) + call = mock.call + send_calls = [call(encodeutils.safe_encode("line1", "utf-8")), + call(encodeutils.safe_encode("line2", "utf-8")), + call(encodeutils.safe_encode("e2", "utf-8"))] + self.assertEqual(send_calls, self.fake_session.send.mock_calls) + + @mock.patch("yardstick.ssh.select") + def test_run_stdin_keep_open(self, mock_select): + """Test run method with stdin. + + Third send call was called with "e2" because only 3 bytes was sent + by second call. So remainig 2 bytes of "line2" was sent by third call. + """ + mock_select.select.return_value = ([], [], []) + self.fake_session.exit_status_ready.side_effect = [0, 0, 0, True] + self.fake_session.send_ready.return_value = True + self.fake_session.send.side_effect = len + fake_stdin = StringIO(u"line1\nline2\n") + self.test_client.run("cmd", stdin=fake_stdin, keep_stdin_open=True) + call = mock.call + send_calls = [call(encodeutils.safe_encode("line1\nline2\n", "utf-8"))] + self.assertEqual(send_calls, self.fake_session.send.mock_calls) + + @mock.patch("yardstick.ssh.select") + def test_run_select_error(self, mock_select): + self.fake_session.exit_status_ready.return_value = False + mock_select.select.return_value = ([], [], [True]) + self.assertRaises(exceptions.SSHError, self.test_client.run, "cmd") + + @mock.patch("yardstick.ssh.time") + @mock.patch("yardstick.ssh.select") + def test_run_timemout(self, mock_select, mock_time): + mock_time.time.side_effect = [1, 3700] + mock_select.select.return_value = ([], [], []) + self.fake_session.exit_status_ready.return_value = False + self.assertRaises(exceptions.SSHTimeout, self.test_client.run, "cmd") + + @mock.patch("yardstick.ssh.open", create=True) + def test__put_file_shell(self, mock_open): + with mock.patch.object(self.test_client, "run") as run_mock: + self.test_client._put_file_shell("localfile", "remotefile", 0o42) + run_mock.assert_called_once_with( + 'cat > "remotefile"&& chmod -- 042 "remotefile"', + stdin=mock_open.return_value.__enter__.return_value) + + @mock.patch("yardstick.ssh.open", create=True) + def test__put_file_shell_space(self, mock_open): + with mock.patch.object(self.test_client, "run") as run_mock: + self.test_client._put_file_shell("localfile", + "filename with space", 0o42) + run_mock.assert_called_once_with( + 'cat > "filename with space"&& chmod -- 042 "filename with ' + 'space"', + stdin=mock_open.return_value.__enter__.return_value) + + @mock.patch("yardstick.ssh.open", create=True) + def test__put_file_shell_tilde(self, mock_open): + with mock.patch.object(self.test_client, "run") as run_mock: + self.test_client._put_file_shell("localfile", "~/remotefile", 0o42) + run_mock.assert_called_once_with( + 'cat > ~/"remotefile"&& chmod -- 042 ~/"remotefile"', + stdin=mock_open.return_value.__enter__.return_value) + + @mock.patch("yardstick.ssh.open", create=True) + def test__put_file_shell_tilde_spaces(self, mock_open): + with mock.patch.object(self.test_client, "run") as run_mock: + self.test_client._put_file_shell("localfile", "~/file with space", + 0o42) + run_mock.assert_called_once_with( + 'cat > ~/"file with space"&& chmod -- 042 ~/"file with space"', + stdin=mock_open.return_value.__enter__.return_value) + + @mock.patch("yardstick.ssh.os.stat") + def test__put_file_sftp(self, mock_stat): + sftp = self.fake_client.open_sftp.return_value = mock.MagicMock() + sftp.__enter__.return_value = sftp + + mock_stat.return_value = os.stat_result([0o753] + [0] * 9) + + self.test_client._put_file_sftp("localfile", "remotefile") + + sftp.put.assert_called_once_with("localfile", "remotefile") + mock_stat.assert_any_call("localfile") + sftp.chmod.assert_any_call("remotefile", 0o753) + sftp.__exit__.assert_called_once_with(None, None, None) + + def test__put_file_sftp_mode(self): + sftp = self.fake_client.open_sftp.return_value = mock.MagicMock() + sftp.__enter__.return_value = sftp + + self.test_client._put_file_sftp("localfile", "remotefile", mode=0o753) + + sftp.put.assert_called_once_with("localfile", "remotefile") + sftp.chmod.assert_called_once_with("remotefile", 0o753) + sftp.__exit__.assert_called_once_with(None, None, None) + + def test_put_file_SSHException(self): + exc = ssh.paramiko.SSHException + self.test_client._put_file_sftp = mock.Mock(side_effect=exc()) + self.test_client._put_file_shell = mock.Mock() + + self.test_client.put_file("foo", "bar", 42) + self.test_client._put_file_sftp.assert_called_once_with("foo", "bar", + mode=42) + self.test_client._put_file_shell.assert_called_once_with("foo", "bar", + mode=42) + + def test_put_file_socket_error(self): + exc = socket.error + self.test_client._put_file_sftp = mock.Mock(side_effect=exc()) + self.test_client._put_file_shell = mock.Mock() + + self.test_client.put_file("foo", "bar", 42) + self.test_client._put_file_sftp.assert_called_once_with("foo", "bar", + mode=42) + self.test_client._put_file_shell.assert_called_once_with("foo", "bar", + mode=42) + + @mock.patch("yardstick.ssh.os.stat") + def test_put_file_obj_with_mode(self, mock_stat): + sftp = self.fake_client.open_sftp.return_value = mock.MagicMock() + sftp.__enter__.return_value = sftp + + mock_stat.return_value = os.stat_result([0o753] + [0] * 9) + + self.test_client.put_file_obj("localfile", "remotefile", 'my_mode') + + sftp.__enter__.assert_called_once() + sftp.putfo.assert_called_once_with("localfile", "remotefile") + sftp.chmod.assert_called_once_with("remotefile", 'my_mode') + sftp.__exit__.assert_called_once_with(None, None, None) + + +class TestAutoConnectSSH(unittest.TestCase): + + def test__connect_loop(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1', wait=0) + auto_connect_ssh._get_client = mock__get_client = mock.Mock() + + auto_connect_ssh._connect() + mock__get_client.assert_called_once() + + def test___init___negative(self): + with self.assertRaises(TypeError): + AutoConnectSSH('user1', 'host1', wait=['wait']) + + with self.assertRaises(ValueError): + AutoConnectSSH('user1', 'host1', wait='wait') + + @mock.patch('yardstick.ssh.time') + def test__connect_loop_ssh_error(self, mock_time): + mock_time.time.side_effect = count() + + auto_connect_ssh = AutoConnectSSH('user1', 'host1', wait=10) + auto_connect_ssh._get_client = mock__get_client = mock.Mock() + mock__get_client.side_effect = exceptions.SSHError + + with self.assertRaises(exceptions.SSHTimeout): + auto_connect_ssh._connect() + + self.assertEqual(mock_time.time.call_count, 12) + + def test_get_file_obj(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1', wait=10) + auto_connect_ssh._get_client = mock__get_client = mock.Mock() + mock_client = mock__get_client() + mock_open_sftp = mock_client.open_sftp() + mock_sftp = mock.Mock() + mock_open_sftp.__enter__ = mock.Mock(return_value=mock_sftp) + mock_open_sftp.__exit__ = mock.Mock() + + auto_connect_ssh.get_file_obj('remote/path', mock.Mock()) + + mock_sftp.getfo.assert_called_once() + + def test__make_dict(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + + expected = { + 'user': 'user1', + 'host': 'host1', + 'port': SSH.SSH_PORT, + 'pkey': None, + 'key_filename': None, + 'password': None, + 'name': None, + 'wait': AutoConnectSSH.DEFAULT_WAIT_TIMEOUT, + } + result = auto_connect_ssh._make_dict() + self.assertDictEqual(result, expected) + + def test_get_class(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + + self.assertEqual(auto_connect_ssh.get_class(), AutoConnectSSH) + + def test_drop_connection(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + self.assertFalse(auto_connect_ssh._client) + auto_connect_ssh._client = True + auto_connect_ssh.drop_connection() + self.assertFalse(auto_connect_ssh._client) + + @mock.patch('yardstick.ssh.SCPClient') + def test_put(self, mock_scp_client_type): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + auto_connect_ssh._client = mock.Mock() + + auto_connect_ssh.put('a', 'z') + with mock_scp_client_type() as mock_scp_client: + mock_scp_client.put.assert_called_once() + + @mock.patch('yardstick.ssh.SCPClient') + def test_get(self, mock_scp_client_type): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + auto_connect_ssh._client = mock.Mock() + + auto_connect_ssh.get('a', 'z') + with mock_scp_client_type() as mock_scp_client: + mock_scp_client.get.assert_called_once() + + def test_put_file(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + auto_connect_ssh._client = mock.Mock() + auto_connect_ssh._put_file_sftp = mock_put_sftp = mock.Mock() + + auto_connect_ssh.put_file('a', 'b') + mock_put_sftp.assert_called_once() + + def test_execute(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + auto_connect_ssh._client = mock.Mock() + auto_connect_ssh.run = mock.Mock(return_value=0) + exit_code, _, _ = auto_connect_ssh.execute('') + self.assertEqual(exit_code, 0) + + def _mock_run(self, *args, **kwargs): + if args[0] == 'ls': + if kwargs.get('raise_on_error'): + raise exceptions.SSHError(error_msg='Command error') + return 1 + return 0 + + def test_execute_command_error(self): + auto_connect_ssh = AutoConnectSSH('user1', 'host1') + auto_connect_ssh._client = mock.Mock() + auto_connect_ssh.run = mock.Mock(side_effect=self._mock_run) + self.assertRaises(exceptions.SSHError, auto_connect_ssh.execute, 'ls', + raise_on_error=True) + exit_code, _, _ = auto_connect_ssh.execute('ls') + self.assertNotEqual(exit_code, 0) |