Refactor: use mounted from ironic-lib
Change-Id: I0b597ddbc71c133abe6c0acfd8f49e3af4e896bb
This commit is contained in:
Dmitry Tantsur
parent
e61336602f
commit
d622d38da6
@ -184,60 +184,37 @@ class GetAgentParamsTestCase(ironic_agent_base.IronicAgentTest):
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])
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@mock.patch.object(utils, '_find_device_by_labels', autospec=True)
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@mock.patch.object(shutil, 'rmtree', autospec=True)
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@mock.patch.object(tempfile, 'mkdtemp', autospec=True)
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@mock.patch.object(utils, '_read_params_from_file', autospec=True)
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@mock.patch.object(os, 'mkdir', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test__get_vmedia_params(
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self, execute_mock, mkdir_mock, read_params_mock,
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mkdtemp_mock, rmtree_mock, find_mock):
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mkdtemp_mock.return_value = "/tempdir"
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@mock.patch.object(ironic_utils, 'mounted', autospec=True)
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def test__get_vmedia_params(self, mount_mock, read_params_mock, find_mock):
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find_mock.return_value = '/dev/fake'
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null_output = ["", ""]
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mount_mock.return_value.__enter__.return_value = '/tempdir'
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expected_params = {'a': 'b'}
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read_params_mock.return_value = expected_params
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execute_mock.side_effect = [null_output, null_output]
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returned_params = utils._get_vmedia_params()
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execute_mock.assert_any_call('mount', "/dev/fake", "/tempdir")
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mount_mock.assert_called_once_with('/dev/fake')
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read_params_mock.assert_called_once_with("/tempdir/parameters.txt")
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execute_mock.assert_any_call('umount', "/tempdir")
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self.assertEqual(expected_params, returned_params)
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mkdtemp_mock.assert_called_once_with()
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rmtree_mock.assert_called_once_with("/tempdir")
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@mock.patch.object(utils, '_find_device_by_labels', autospec=True)
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@mock.patch.object(shutil, 'rmtree', autospec=True)
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@mock.patch.object(tempfile, 'mkdtemp', autospec=True)
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@mock.patch.object(utils, '_get_vmedia_device', autospec=True)
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@mock.patch.object(utils, '_read_params_from_file', autospec=True)
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@mock.patch.object(os, 'mkdir', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test__get_vmedia_params_by_device(self, execute_mock, mkdir_mock,
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read_params_mock, get_device_mock,
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mkdtemp_mock, rmtree_mock,
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find_mock):
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mkdtemp_mock.return_value = "/tempdir"
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@mock.patch.object(ironic_utils, 'mounted', autospec=True)
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def test__get_vmedia_params_by_device(self, mount_mock, read_params_mock,
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get_device_mock, find_mock):
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find_mock.return_value = None
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null_output = ["", ""]
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mount_mock.return_value.__enter__.return_value = '/tempdir'
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expected_params = {'a': 'b'}
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read_params_mock.return_value = expected_params
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execute_mock.side_effect = [null_output, null_output]
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get_device_mock.return_value = "sda"
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returned_params = utils._get_vmedia_params()
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execute_mock.assert_any_call('mount', "/dev/sda",
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"/tempdir")
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mount_mock.assert_called_once_with('/dev/sda')
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read_params_mock.assert_called_once_with("/tempdir/parameters.txt")
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execute_mock.assert_any_call('umount', "/tempdir")
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self.assertEqual(expected_params, returned_params)
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mkdtemp_mock.assert_called_once_with()
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rmtree_mock.assert_called_once_with("/tempdir")
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@mock.patch.object(utils, '_find_device_by_labels', autospec=True)
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@mock.patch.object(utils, '_get_vmedia_device', autospec=True)
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@ -248,87 +225,6 @@ class GetAgentParamsTestCase(ironic_agent_base.IronicAgentTest):
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self.assertRaises(errors.VirtualMediaBootError,
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utils._get_vmedia_params)
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@mock.patch.object(utils, '_find_device_by_labels', autospec=True)
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@mock.patch.object(shutil, 'rmtree', autospec=True)
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@mock.patch.object(tempfile, 'mkdtemp', autospec=True)
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@mock.patch.object(utils, '_read_params_from_file', autospec=True)
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@mock.patch.object(os, 'mkdir', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test__get_vmedia_params_mount_fails(self, execute_mock,
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mkdir_mock, read_params_mock,
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mkdtemp_mock, rmtree_mock,
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find_mock):
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find_mock.return_value = '/dev/fake'
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mkdtemp_mock.return_value = "/tempdir"
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expected_params = {'a': 'b'}
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read_params_mock.return_value = expected_params
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execute_mock.side_effect = processutils.ProcessExecutionError()
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self.assertRaises(errors.VirtualMediaBootError,
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utils._get_vmedia_params)
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execute_mock.assert_any_call('mount', "/dev/fake", "/tempdir")
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mkdtemp_mock.assert_called_once_with()
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rmtree_mock.assert_called_once_with("/tempdir")
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@mock.patch.object(utils, '_find_device_by_labels', autospec=True)
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@mock.patch.object(shutil, 'rmtree', autospec=True)
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@mock.patch.object(tempfile, 'mkdtemp', autospec=True)
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@mock.patch.object(utils, '_read_params_from_file', autospec=True)
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@mock.patch.object(os, 'mkdir', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test__get_vmedia_params_umount_fails(self, execute_mock, mkdir_mock,
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read_params_mock, mkdtemp_mock,
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rmtree_mock, find_mock):
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find_mock.return_value = '/dev/fake'
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mkdtemp_mock.return_value = "/tempdir"
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null_output = ["", ""]
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expected_params = {'a': 'b'}
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read_params_mock.return_value = expected_params
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execute_mock.side_effect = [null_output,
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processutils.ProcessExecutionError()]
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returned_params = utils._get_vmedia_params()
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execute_mock.assert_any_call('mount', "/dev/fake", "/tempdir")
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read_params_mock.assert_called_once_with("/tempdir/parameters.txt")
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execute_mock.assert_any_call('umount', "/tempdir")
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self.assertEqual(expected_params, returned_params)
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mkdtemp_mock.assert_called_once_with()
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rmtree_mock.assert_called_once_with("/tempdir")
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@mock.patch.object(utils, '_find_device_by_labels', autospec=True)
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@mock.patch.object(shutil, 'rmtree', autospec=True)
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@mock.patch.object(tempfile, 'mkdtemp', autospec=True)
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@mock.patch.object(utils, '_read_params_from_file', autospec=True)
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@mock.patch.object(os, 'mkdir', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test__get_vmedia_params_rmtree_fails(self, execute_mock, mkdir_mock,
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read_params_mock, mkdtemp_mock,
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rmtree_mock, find_mock):
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find_mock.return_value = '/dev/fake'
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mkdtemp_mock.return_value = "/tempdir"
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rmtree_mock.side_effect = Exception
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null_output = ["", ""]
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expected_params = {'a': 'b'}
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read_params_mock.return_value = expected_params
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execute_mock.return_value = null_output
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returned_params = utils._get_vmedia_params()
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execute_mock.assert_any_call('mount', "/dev/fake", "/tempdir")
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read_params_mock.assert_called_once_with("/tempdir/parameters.txt")
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execute_mock.assert_any_call('umount', "/tempdir")
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self.assertEqual(expected_params, returned_params)
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mkdtemp_mock.assert_called_once_with()
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rmtree_mock.assert_called_once_with("/tempdir")
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class TestFailures(testtools.TestCase):
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def test_get_error(self):
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@ -1019,49 +915,52 @@ class TestGetEfiPart(testtools.TestCase):
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@mock.patch.object(utils, '_find_device_by_labels', autospec=True)
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@mock.patch.object(shutil, 'copy', autospec=True)
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@mock.patch.object(ironic_utils, 'mounted', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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class TestCopyConfigFromVmedia(testtools.TestCase):
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def test_no_vmedia(self, mock_execute, mock_copy, mock_find_device):
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def test_no_vmedia(self, mock_execute, mock_mount, mock_copy,
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mock_find_device):
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mock_find_device.return_value = None
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utils.copy_config_from_vmedia()
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mock_mount.assert_not_called()
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mock_execute.assert_not_called()
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mock_copy.assert_not_called()
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def test_no_files(self, mock_execute, mock_copy, mock_find_device):
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mock_execute.side_effect = [
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processutils.ProcessExecutionError,
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('', ''),
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('', ''),
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]
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def test_no_files(self, mock_execute, mock_mount, mock_copy,
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mock_find_device):
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temp_path = tempfile.mkdtemp()
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self.addCleanup(lambda: shutil.rmtree(temp_path))
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mock_execute.side_effect = processutils.ProcessExecutionError
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mock_find_device.return_value = '/dev/something'
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mock_mount.return_value.__enter__.return_value = temp_path
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utils.copy_config_from_vmedia()
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mock_execute.assert_has_calls([
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mock.call('findmnt', '-n', '-oTARGET', '/dev/something'),
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mock.call('mount', '/dev/something', mock.ANY),
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mock.call('umount', mock.ANY),
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])
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mock_mount.assert_called_once_with('/dev/something')
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mock_execute.assert_called_once_with('findmnt', '-n', '-oTARGET',
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'/dev/something')
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mock_copy.assert_not_called()
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def test_mounted_no_files(self, mock_execute, mock_copy, mock_find_device):
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def test_mounted_no_files(self, mock_execute, mock_mount, mock_copy,
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mock_find_device):
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mock_execute.return_value = '/some/path', ''
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mock_find_device.return_value = '/dev/something'
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utils.copy_config_from_vmedia()
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mock_execute.assert_called_once_with(
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'findmnt', '-n', '-oTARGET', '/dev/something')
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mock_copy.assert_not_called()
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mock_mount.assert_not_called()
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@mock.patch.object(os, 'makedirs', autospec=True)
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def test_copy(self, mock_makedirs, mock_execute, mock_copy,
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def test_copy(self, mock_makedirs, mock_execute, mock_mount, mock_copy,
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mock_find_device):
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mock_find_device.return_value = '/dev/something'
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path = None
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mock_execute.side_effect = processutils.ProcessExecutionError("")
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path = tempfile.mkdtemp()
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self.addCleanup(lambda: shutil.rmtree(path))
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def _fake_exec(command, arg1, arg2=None, *args):
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nonlocal path
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if command == 'mount':
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path = arg2
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self.assertTrue(os.path.isdir(path))
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def _fake_mount(dev):
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self.assertEqual('/dev/something', dev)
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# NOTE(dtantsur): makedirs is mocked
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os.mkdir(os.path.join(path, 'etc'))
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os.mkdir(os.path.join(path, 'etc', 'ironic-python-agent'))
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@ -1074,13 +973,10 @@ class TestCopyConfigFromVmedia(testtools.TestCase):
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with open(os.path.join(path, 'etc', 'ironic-python-agent.d',
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'ironic.conf'), 'wt') as fp:
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fp.write('I am a config')
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elif command == 'findmnt':
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raise processutils.ProcessExecutionError("")
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else:
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self.assertEqual('umount', command)
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return mock.MagicMock(**{'__enter__.return_value': path})
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mock_find_device.return_value = '/dev/something'
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mock_execute.side_effect = _fake_exec
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mock_mount.side_effect = _fake_mount
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utils.copy_config_from_vmedia()
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@ -1088,19 +984,15 @@ class TestCopyConfigFromVmedia(testtools.TestCase):
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mock.call('/etc/ironic-python-agent', exist_ok=True),
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mock.call('/etc/ironic-python-agent.d', exist_ok=True),
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], any_order=True)
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mock_execute.assert_has_calls([
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mock.call('mount', '/dev/something', mock.ANY),
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mock.call('umount', mock.ANY),
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])
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mock_mount.assert_called_once_with('/dev/something')
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mock_copy.assert_has_calls([
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mock.call(mock.ANY, '/etc/ironic-python-agent/ironic.crt'),
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mock.call(mock.ANY, '/etc/ironic-python-agent.d/ironic.conf'),
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], any_order=True)
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self.assertFalse(os.path.exists(path))
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@mock.patch.object(os, 'makedirs', autospec=True)
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def test_copy_mounted(self, mock_makedirs, mock_execute, mock_copy,
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mock_find_device):
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def test_copy_mounted(self, mock_makedirs, mock_execute, mock_mount,
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mock_copy, mock_find_device):
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mock_find_device.return_value = '/dev/something'
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path = tempfile.mkdtemp()
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self.addCleanup(lambda: shutil.rmtree(path))
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@ -1133,6 +1025,7 @@ class TestCopyConfigFromVmedia(testtools.TestCase):
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mock.call(mock.ANY, '/etc/ironic-python-agent/ironic.crt'),
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mock.call(mock.ANY, '/etc/ironic-python-agent.d/ironic.conf'),
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], any_order=True)
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mock_mount.assert_not_called()
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@mock.patch.object(requests, 'get', autospec=True)
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@ -24,7 +24,6 @@ import shutil
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import subprocess
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import sys
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import tarfile
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import tempfile
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import time
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from ironic_lib import disk_utils
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@ -126,31 +125,6 @@ def _get_vmedia_device():
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pass
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@contextlib.contextmanager
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def _mounted(source):
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"""A context manager for a temporary mount."""
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dest = tempfile.mkdtemp()
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try:
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try:
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execute("mount", source, dest)
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except processutils.ProcessExecutionError as e:
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msg = ("Unable to mount virtual media device %(device)s: "
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"%(error)s" % {'device': source, 'error': e})
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raise errors.VirtualMediaBootError(msg)
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yield dest
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finally:
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try:
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execute("umount", dest)
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except processutils.ProcessExecutionError:
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pass
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try:
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shutil.rmtree(dest)
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except Exception:
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pass
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def _find_device_by_labels(labels):
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"""Find device matching any of the provided labels."""
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for label in labels + [lbl.upper() for lbl in labels]:
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@ -181,7 +155,7 @@ def _get_vmedia_params():
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vmedia_device_file = os.path.join("/dev", vmedia_device)
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with _mounted(vmedia_device_file) as vmedia_mount_point:
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with ironic_utils.mounted(vmedia_device_file) as vmedia_mount_point:
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parameters_file_path = os.path.join(vmedia_mount_point,
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parameters_file)
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params = _read_params_from_file(parameters_file_path)
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@ -242,7 +216,7 @@ def copy_config_from_vmedia():
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if mounted:
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_copy_config_from(mounted)
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else:
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with _mounted(vmedia_device_file) as vmedia_mount_point:
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with ironic_utils.mounted(vmedia_device_file) as vmedia_mount_point:
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_copy_config_from(vmedia_mount_point)
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