68fd13af40
Today the neutron common exceptions already live in neutron-lib and are shimmed from neutron. This patch removes the neutron.common.exceptions module and changes neutron's imports over to use their respective neutron-lib exception module instead. NeutronLibImpact Change-Id: I9704f20eb21da85d2cf024d83338b3d94593671e
216 lines
7.8 KiB
Python
216 lines
7.8 KiB
Python
# Copyright 2018 Cloudbase Solutions.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import io
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import ddt
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import eventlet
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from eventlet import tpool
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import mock
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from neutron_lib import exceptions
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import six
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from neutron.agent.windows import utils
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from neutron.tests import base
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@ddt.ddt
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class WindowsUtilsTestCase(base.BaseTestCase):
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@mock.patch('os.environ', {mock.sentinel.key0: mock.sentinel.val0})
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@mock.patch.object(utils.subprocess, 'Popen')
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@mock.patch.object(tpool, 'Proxy')
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@mock.patch.object(eventlet, 'getcurrent')
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def test_create_process(self, mock_get_current_gt,
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mock_tpool_proxy, mock_popen):
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cmd = ['fake_cmd']
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popen_obj, ret_cmd = utils.create_process(
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cmd,
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run_as_root=mock.sentinel.run_as_root,
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addl_env={mock.sentinel.key1: mock.sentinel.val1},
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tpool_proxy=True)
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exp_env = {mock.sentinel.key0: mock.sentinel.val0,
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mock.sentinel.key1: mock.sentinel.val1}
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mock_popen.assert_called_once_with(
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cmd,
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shell=False,
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stdin=utils.subprocess.PIPE,
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stdout=utils.subprocess.PIPE,
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stderr=utils.subprocess.PIPE,
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env=exp_env,
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preexec_fn=None,
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close_fds=False)
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file_type = getattr(six.moves.builtins, 'file', io.IOBase)
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mock_tpool_proxy.assert_called_once_with(
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mock_popen.return_value, autowrap=(file_type, ))
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self.assertEqual(mock_tpool_proxy.return_value, popen_obj)
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self.assertEqual(ret_cmd, cmd)
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@ddt.data({},
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{'pid': None},
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{'process_exists': True})
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@ddt.unpack
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@mock.patch.object(utils, 'wmi', create=True)
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def test_get_wmi_process(self, mock_wmi,
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pid=mock.sentinel.pid,
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process_exists=False):
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mock_conn = mock_wmi.WMI.return_value
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if not pid:
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exp_process = None
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elif process_exists:
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exp_process = mock.sentinel.wmi_obj
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mock_conn.Win32_Process.return_value = [exp_process]
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else:
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exp_process = None
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mock_conn.Win32_Process.return_value = []
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wmi_obj = utils._get_wmi_process(pid)
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self.assertEqual(exp_process, wmi_obj)
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if pid:
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mock_conn.Win32_Process.assert_called_once_with(ProcessId=pid)
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@ddt.data(True, False)
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@mock.patch.object(utils, '_get_wmi_process')
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def test_kill_process(self, process_exists, mock_get_process):
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if not process_exists:
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mock_get_process.return_value = None
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utils.kill_process(mock.sentinel.pid, mock.sentinel.signal,
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run_as_root=False)
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mock_get_process.assert_called_once_with(mock.sentinel.pid)
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if process_exists:
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mock_get_process.return_value.Terminate.assert_called_once_with()
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@ddt.data(True, False)
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@mock.patch.object(utils, '_get_wmi_process')
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def test_kill_process_exception(self, process_still_running,
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mock_get_process):
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mock_process = mock.Mock()
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mock_process.Terminate.side_effect = OSError
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mock_get_process.side_effect = [
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mock_process,
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mock_process if process_still_running else None]
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if process_still_running:
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self.assertRaises(OSError,
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utils.kill_process,
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mock.sentinel.pid,
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mock.sentinel.signal)
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else:
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utils.kill_process(mock.sentinel.pid,
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mock.sentinel.signal)
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@ddt.data({'return_stder': True},
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{'returncode': 1,
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'check_exit_code': False,
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'log_fail_as_error': True},
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{'returncode': 1,
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'log_fail_as_error': True,
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'extra_ok_codes': [1]},
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{'returncode': 1,
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'log_fail_as_error': True,
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'exp_fail': True})
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@ddt.unpack
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@mock.patch.object(utils, 'create_process')
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@mock.patch.object(utils, 'avoid_blocking_call')
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def test_execute(self, mock_avoid_blocking_call, mock_create_process,
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returncode=0, check_exit_code=True, return_stder=True,
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log_fail_as_error=True, extra_ok_codes=None,
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exp_fail=False):
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fake_stdin = 'fake_stdin'
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fake_stdout = 'fake_stdout'
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fake_stderr = 'fake_stderr'
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mock_popen = mock.Mock()
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mock_popen.communicate.return_value = fake_stdout, fake_stderr
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mock_popen.returncode = returncode
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mock_create_process.return_value = mock_popen, mock.sentinel.cmd
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mock_avoid_blocking_call.side_effect = (
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lambda func, *args, **kwargs: func(*args, **kwargs))
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args = (mock.sentinel.cmd, fake_stdin, mock.sentinel.env,
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check_exit_code, return_stder, log_fail_as_error,
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extra_ok_codes)
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if exp_fail:
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self.assertRaises(exceptions.ProcessExecutionError,
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utils.execute,
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*args)
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else:
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ret_val = utils.execute(*args)
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if return_stder:
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exp_ret_val = (fake_stdout, fake_stderr)
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else:
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exp_ret_val = fake_stdout
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self.assertEqual(exp_ret_val, ret_val)
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mock_create_process.assert_called_once_with(
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mock.sentinel.cmd, addl_env=mock.sentinel.env,
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tpool_proxy=False)
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mock_avoid_blocking_call.assert_called_once_with(
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mock_popen.communicate, six.b(fake_stdin))
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mock_popen.communicate.assert_called_once_with(six.b(fake_stdin))
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mock_popen.stdin.close.assert_called_once_with()
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def test_get_root_helper_child_pid(self):
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pid = utils.get_root_helper_child_pid(
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mock.sentinel.pid,
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mock.sentinel.exp_cmd,
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run_as_root=False)
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self.assertEqual(str(mock.sentinel.pid), pid)
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@ddt.data(True, False)
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@mock.patch.object(utils, '_get_wmi_process')
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def test_process_is_running(self, process_running, mock_get_process):
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mock_get_process.return_value = (
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mock.sentinel.wmi_obj if process_running else None)
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self.assertEqual(process_running,
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utils.process_is_running(mock.sentinel.pid))
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mock_get_process.assert_called_once_with(mock.sentinel.pid)
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@ddt.data({},
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{'process_running': False},
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{'command_matches': False})
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@ddt.unpack
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@mock.patch.object(utils, '_get_wmi_process')
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def test_pid_invoked_with_cmdline(self, mock_get_process,
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process_running=True,
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command_matches=False):
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exp_cmd = 'exp_cmd'
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mock_process = mock.Mock()
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mock_get_process.return_value = (
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mock_process if process_running else None)
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mock_process.CommandLine = (
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exp_cmd if command_matches else 'unexpected_cmd')
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exp_result = process_running and command_matches
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result = utils.pid_invoked_with_cmdline(mock.sentinel.pid,
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[exp_cmd])
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self.assertEqual(exp_result, result)
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mock_get_process.assert_called_once_with(mock.sentinel.pid)
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