def _validate_request(self, storage, request):
"""Validate a snapshot request.
:param storage: an instance of Blivet
:param request: a snapshot request
:raise: KickstartParseError if not valid
"""
# Try to create the model of the device.
get_snapshot_device(request, storage.devicetree)
def get_snapshot_device_test(self, device_class):
"""Test the snapshot device."""
device = Mock()
device_class.return_value = device
devicetree = Mock()
devicetree.get_device_by_name.side_effect = [Mock(), None]
request = Mock(name="post-snapshot", origin="fedora/root")
self.assertEqual(get_snapshot_device(request, devicetree), device)
def verify_requests(self, storage, constraints, report_error, report_warning):
"""Verify the validity of snapshot requests for the given storage.
This is a callback for the storage checker.
:param storage: a storage to check
:param constraints: a dictionary of constraints
:param report_error: a function for error reporting
:param report_warning: a function for warning reporting
"""
# We can verify only the post-install snapshot requests.
requests = self.get_requests(SNAPSHOT_WHEN_POST_INSTALL)
for request in requests:
log.debug("Validating the snapshot request for: %s", request.name)
try:
get_snapshot_device(request, storage.devicetree)
except KickstartParseError as e:
report_error(str(e))
def get_snapshot_device_test(self, device_class):
"""Test the snapshot device."""
device = Mock()
device_class.return_value = device
devicetree = Mock()
devicetree.get_device_by_name.side_effect = [Mock(), None]
request = Mock(name="post-snapshot", origin="fedora/root")
self.assertEqual(get_snapshot_device(request, devicetree), device)
def _create_snapshot(self, storage, request):
"""Create the ThinLV snapshot.
:param storage: an instance of Blivet
:param request: a snapshot request
"""
log.debug("Snapshot: creating snapshot %s", request.name)
device = get_snapshot_device(request, storage.devicetree)
device.create()
if isinstance(device.format, XFS):
log.debug("Generating new UUID for XFS snapshot")
device.format.reset_uuid()
def get_snapshot_device_fail_test(self):
"""Test the snapshot device."""
with self.assertRaises(KickstartParseError):
get_snapshot_device(
Mock(name="post-snapshot", origin="fedora/root"), Mock())
def test_get_snapshot_device_fail(self):
"""Test the snapshot device."""
with pytest.raises(StorageError):
get_snapshot_device(
Mock(name="post-snapshot", origin="fedora/root"), Mock())
def get_snapshot_device_fail_test(self):
"""Test the snapshot device."""
with self.assertRaises(KickstartParseError):
get_snapshot_device(Mock(name="post-snapshot", origin="fedora/root"), Mock())
