def test_os_execute_exception(self, mock_execute):
raise_err = [
putils.ProcessExecutionError(exit_code=1),
mock.DEFAULT,
]
engine = opencas.OpenCASEngine(root_helper=None, opencas_cache_id=1)
mock_execute.side_effect = raise_err
self.assertRaises(putils.ProcessExecutionError,
engine.os_execute, 'cmd', 'param')
mock_execute.side_effect = raise_err
self.assertRaises(putils.ProcessExecutionError,
engine.is_engine_ready)
mock_execute.side_effect = raise_err
self.assertRaises(putils.ProcessExecutionError,
engine._get_mapped_casdev, 'path')
mock_execute.side_effect = raise_err
self.assertRaises(putils.ProcessExecutionError,
engine._get_mapped_coredev, 'path')
mock_execute.side_effect = raise_err
self.assertRaises(putils.ProcessExecutionError,
engine._map_casdisk, 'path')
mock_execute.side_effect = raise_err
self.assertRaises(putils.ProcessExecutionError,
engine._unmap_casdisk, 'path')
def test_get_mapped_casdev(self, moc_exec):
out_ready = """type id disk status write policy device
cache 1 /dev/nvme0n1 Running wt -
└core 1 /dev/sdd Active - /dev/cas1-1"""
err = ''
engine = opencas.OpenCASEngine(root_helper=None, opencas_cache_id=1)
moc_exec.return_value = (out_ready, err)
ret1 = engine._get_mapped_casdev('/dev/sdd')
self.assertEqual('/dev/cas1-1', ret1)
def test_unmap_casdisk(self, moc_exec):
engine = opencas.OpenCASEngine(root_helper=None, opencas_cache_id=1)
moc_exec.return_value = ('', '')
engine._unmap_casdisk('1')
moc_exec.assert_has_calls([
mock.call('casadm', '-R', '-f', '-i', 1, '-j', '1',
run_as_root=True, root_helper=None)
])
def test_map_casdisk(self, moc_get_mapped_casdev, moc_exec):
engine = opencas.OpenCASEngine(root_helper=None, opencas_cache_id=1)
moc_get_mapped_casdev.return_value = ''
moc_exec.return_value = ('', '')
engine._map_casdisk('/dev/sdd')
moc_exec.assert_has_calls([
mock.call('casadm', '-A', '-i', 1, '-d', '/dev/sdd',
run_as_root=True, root_helper=None)
])
def test_attach_volume(self, moc_map):
engine = opencas.OpenCASEngine(root_helper=None, opencas_cache_id=1)
moc_map.return_value = ''
args = {'no_dev_path': 'path'}
self.assertRaises(exception.VolumePathsNotFound,
engine.attach_volume, **args)
self.assertRaises(exception.VolumePathsNotFound, engine.attach_volume)
# No exception if dev_path set correctly
args = {'dev_path': 'path'}
engine.attach_volume(**args)
def test_detach_volume(self, moc_exec):
out_ready = """type id disk status write policy device
cache 1 /dev/nvme0n1 Running wt -
└core 1 /dev/sdd Active - /dev/cas1-1"""
err = ''
engine = opencas.OpenCASEngine(root_helper=None, opencas_cache_id=1)
moc_exec.return_value = (out_ready, err)
args = {'no_dev_path': 'path'}
self.assertRaises(exception.VolumePathsNotFound,
engine.detach_volume, **args)
self.assertRaises(exception.VolumePathsNotFound, engine.detach_volume)
# No exception if dev_path set correctly
args = {'dev_path': '/dev/cas1-1'}
engine.detach_volume(**args)
def test_is_engine_ready(self, moc_exec):
out_ready = """type id disk status write policy device
cache 1 /dev/nvme0n1 Running wt -"""
out_not_ready = 'type id disk status write policy device'
err = ''
engine = opencas.OpenCASEngine(root_helper=None, opencas_cache_id=1)
moc_exec.return_value = (out_ready, err)
ret = engine.is_engine_ready()
self.assertTrue(ret)
moc_exec.return_value = (out_not_ready, err)
ret = engine.is_engine_ready()
self.assertFalse(ret)
moc_exec.assert_has_calls(
[mock.call('casadm', '-L', run_as_root=True, root_helper=None)])