def max_volume_size_bytes(self):
"""Max size available (in bytes) among all Volume resources.
Returns the cached value until it (or its parent resource) is
refreshed.
"""
return utils.max_safe(self.volumes_sizes_bytes)
def max_size_bytes(self):
"""Max size available in bytes among all Volumes of this collection."""
if self._max_size_bytes is None:
self._max_size_bytes = (
utils.max_safe([vol.capacity_bytes
for vol in self.get_members()]))
return self._max_size_bytes
def max_size_bytes(self):
"""Max size available (in bytes) among all enabled device resources.
It returns the cached value until it (or its parent resource) is
refreshed.
"""
if self._max_size_bytes is None:
self._max_size_bytes = (utils.max_safe(
device.capacity_bytes for simpl_stor in self.get_members()
for device in simpl_stor.devices
if (device.status.state == res_cons.STATE_ENABLED)))
return self._max_size_bytes
def test_max_safe(self):
self.assertEqual(10, utils.max_safe([1, 3, 2, 8, 5, 10, 6]))
self.assertEqual(821, utils.max_safe([15, 300, 270, None, 821, None]))
self.assertEqual(0, utils.max_safe([]))
self.assertIsNone(utils.max_safe([], default=None))
def drives_max_size_bytes(self):
"""Max size available in bytes among all Drives of this collection."""
return utils.max_safe(self.drives_sizes_bytes)
def drives_max_size_bytes(self):
"""Max size available in bytes among all Drives of this collection."""
if self._drives_max_size_bytes is None:
self._drives_max_size_bytes = (
utils.max_safe(drv.capacity_bytes for drv in self.drives))
return self._drives_max_size_bytes
