def list_of_error_mount_points(self, mount_points):
"""Returns list of devices which don't have
enough free space
:param list mount_points: elements are dicts
where key is path to mount point
and value is required space for
this mount point
:returns: list where elements are dicts
{'path': 'path to mount point',
'size': 'required free space'
'available': 'available free space'}
"""
free_space_error_devices = []
for path, required_size in sorted(mount_points.items()):
free_space = utils.calculate_free_space(path)
if free_space < required_size:
free_space_error_devices.append({
'path': path,
'size': required_size,
'available': free_space
})
return free_space_error_devices
def test_calculate_free_space(self):
dev_info = mock.Mock()
dev_info.f_bsize = 1048576
dev_info.f_bavail = 2
with mock.patch('fuel_upgrade.utils.os.statvfs',
return_value=dev_info) as st_mock:
self.assertEqual(utils.calculate_free_space('/tmp/dir'), 2)
st_mock.assert_called_once_with('/tmp/dir/')
def test_calculate_free_space(self):
dev_info = mock.Mock()
dev_info.f_bsize = 1048576
dev_info.f_bavail = 2
with mock.patch('fuel_upgrade.utils.os.statvfs',
return_value=dev_info) as st_mock:
self.assertEqual(utils.calculate_free_space('/tmp/dir'), 2)
st_mock.assert_called_once_with('/tmp/dir/')
def list_of_error_mount_points(self, mount_points):
"""Returns list of devices which don't have
enough free space
:param list mount_points: elements are dicts
where key is path to mount point
and value is required space for
this mount point
:returns: list where elements are dicts
{'path': 'path to mount point',
'size': 'required free space'
'available': 'available free space'}
"""
free_space_error_devices = []
for path, required_size in sorted(mount_points.items()):
free_space = utils.calculate_free_space(path)
if free_space < required_size:
free_space_error_devices.append({"path": path, "size": required_size, "available": free_space})
return free_space_error_devices
