def test_discard_persistent_error_can_be_called_many_times(self):
error_message = factory.getRandomString()
component = get_random_component()
register_persistent_error(component, error_message)
discard_persistent_error(component)
discard_persistent_error(component)
self.assertItemsEqual([], get_persistent_errors())
def test_permanent_error_displayed(self):
fault_codes = [
randint(1, 100),
randint(101, 200),
]
errors = []
for fault in fault_codes:
# Create component with getRandomString to be sure
# to display all the errors.
component = factory.make_name('component')
error_message = factory.make_name('error')
error = Fault(fault, error_message)
errors.append(error)
register_persistent_error(component, error_message)
links = [
reverse('index'),
reverse('node-list'),
reverse('prefs'),
]
for link in links:
response = self.client.get(link)
self.assertThat(
response.content,
ContainsAll(
[escape(error.faultString) for error in errors]))
def test_register_persistent_error_stores_last_error(self):
error_message = factory.make_string()
error_message2 = factory.make_string()
component = get_random_component()
register_persistent_error(component, error_message)
register_persistent_error(component, error_message2)
self.assertItemsEqual([error_message2], get_persistent_errors())
def _check_rack_controller_connectivity(self):
"""Check each rack controller to see if it's connected.
If any rack controllers are disconnected, add a persistent error.
"""
controllers = RackController.objects.all()
connected_ids = {client.ident for client in getAllClients()}
disconnected_controllers = {
controller
for controller in controllers
if controller.system_id not in connected_ids
}
if len(disconnected_controllers) == 0:
discard_persistent_error(COMPONENT.RACK_CONTROLLERS)
else:
if len(disconnected_controllers) == 1:
message = (
"One rack controller is not yet connected to the region")
else:
message = (
"%d rack controllers are not yet connected to the region" %
len(disconnected_controllers))
message = ('%s. Visit the <a href="/MAAS/#/controllers">'
"rack controllers page</a> for "
"more information." % message)
register_persistent_error(COMPONENT.RACK_CONTROLLERS, message)
def test_discard_persistent_error_can_be_called_many_times(self):
error_message = factory.make_string()
component = get_random_component()
register_persistent_error(component, error_message)
discard_persistent_error(component)
discard_persistent_error(component)
self.assertItemsEqual([], get_persistent_errors())
def test_register_persistent_error_stores_last_error(self):
error_message = factory.getRandomString()
error_message2 = factory.getRandomString()
component = get_random_component()
register_persistent_error(component, error_message)
register_persistent_error(component, error_message2)
self.assertItemsEqual(
[error_message2], get_persistent_errors())
def get_persistent_errors_returns_text_for_error_codes(self):
errors, components = [], []
for _ in range(3):
error_message = factory.make_string()
component = get_random_component()
register_persistent_error(component, error_message)
errors.append(error_message)
components.append(component)
self.assertItemsEqual(errors, get_persistent_errors())
def get_persistent_errors_returns_text_for_error_codes(self):
errors, components = [], []
for i in range(3):
error_message = factory.getRandomString()
component = get_random_component()
register_persistent_error(component, error_message)
errors.append(error_message)
components.append(component)
self.assertItemsEqual(errors, get_persistent_errors())
def test_clears_component_error_when_successful(self):
register_persistent_error(COMPONENT.REGION_IMAGE_IMPORT,
factory.make_string())
[factory.make_BootSource(keyring_data=b"1234") for _ in range(3)]
download_image_descriptions = self.patch(
download_descriptions_module, "download_image_descriptions")
# Make all of the downloads successful.
download_image_descriptions.return_value = BootImageMapping()
cache_boot_sources()
self.assertIsNone(get_persistent_error(COMPONENT.REGION_IMAGE_IMPORT))
def update_import_script_error():
import_script = COMPONENT.IMPORT_PXE_FILES
have_boot_images = BootImage.objects.all().exists()
if not have_boot_images and get_persistent_error(import_script) is None:
warning = dedent("""\
The region controller does not know whether any boot images have
been imported yet. If this message does not disappear in 5
minutes, there may be a communication problem between the region
worker process and the region controller. Check the region
worker's logs for signs that it was unable to report to the MAAS
API.
""")
register_persistent_error(import_script, warning)
def update_import_script_error():
import_script = COMPONENT.IMPORT_PXE_FILES
have_boot_images = BootImage.objects.all().exists()
if not have_boot_images and get_persistent_error(import_script) is None:
warning = dedent("""\
The region controller does not know whether any boot images have
been imported yet. If this message does not disappear in 5
minutes, there may be a communication problem between the region
worker process and the region controller. Check the region
worker's logs for signs that it was unable to report to the MAAS
API.
""")
register_persistent_error(import_script, warning)
def test_start_up_does_not_warn_if_already_warning(self):
# If there already is a warning about missing boot images, it is
# based on more precise knowledge of whether we ever heard from
# the region worker at all. It will not be replaced by a less
# knowledgeable warning.
BootImage.objects.all().delete()
register_persistent_error(COMPONENT.IMPORT_PXE_FILES,
factory.getRandomString())
recorder = self.patch(start_up, 'register_persistent_error')
start_up.start_up()
self.assertNotIn(COMPONENT.IMPORT_PXE_FILES,
[args[0][0] for args in recorder.call_args_list])
def test_start_up_does_not_warn_if_already_warning(self):
# If there already is a warning about missing boot images, it is
# based on more precise knowledge of whether we ever heard from
# the region worker at all. It will not be replaced by a less
# knowledgeable warning.
BootImage.objects.all().delete()
register_persistent_error(
COMPONENT.IMPORT_PXE_FILES, factory.getRandomString())
recorder = self.patch(start_up, 'register_persistent_error')
start_up.start_up()
self.assertNotIn(
COMPONENT.IMPORT_PXE_FILES,
[args[0][0] for args in recorder.call_args_list])
def test_register_persistent_error_reuses_component_errors(self):
"""When registering a persistent error that already has an error
recorded for that component, reuse the error instead of deleting and
recreating it."""
component = factory.make_name("component")
error1 = factory.make_name("error")
error2 = factory.make_name("error")
register_persistent_error(component, error1)
notification = Notification.objects.get(ident=component)
self.assertEqual(notification.render(), error1)
notification_id = notification.id
register_persistent_error(component, error2)
notification = Notification.objects.get(ident=component)
# The message is updated.
self.assertEqual(notification.render(), error2)
# The same notification row is used.
self.assertEqual(notification.id, notification_id)
def test__removes_error_once_all_clusters_are_connected(self):
rack_controllers = [
factory.make_RackController(),
factory.make_RackController(),
]
getAllClients = self.patch(middleware_module, 'getAllClients')
getAllClients.return_value = [
Mock(ident=rack.system_id) for rack in rack_controllers
]
register_persistent_error(COMPONENT.RACK_CONTROLLERS,
"Who flung that batter pudding?")
self.quick_process()
error = get_persistent_error(COMPONENT.RACK_CONTROLLERS)
self.assertIsNone(error)
def test_get_persistent_error_returns_component_error(self):
component = factory.make_name('component')
error = factory.make_name('error')
register_persistent_error(component, error)
self.assertEqual(error, get_persistent_error(component))
def test_discard_persistent_error_discards_error(self):
error_message = factory.getRandomString()
component = get_random_component()
register_persistent_error(component, error_message)
discard_persistent_error(component)
self.assertItemsEqual([], get_persistent_errors())
def test_get_persistent_error_returns_component_error(self):
component = factory.make_name('component')
error = factory.make_name('error')
register_persistent_error(component, error)
self.assertEqual(error, get_persistent_error(component))