def test_handle_heartbeat_missing_key(self):
"""
If the given data is missing a required key, log a warning and
return.
"""
with patch.object(monitor_shove_instances, 'log') as log:
monitor_shove_instances.handle_heartbeat_event({'incorrect': 'keys'})
assert_true(log.warning.called)
assert_equal(ShoveInstance.objects.count(), 0)
def test_handle_heartbeat_project_names_not_string(self):
"""
If the project name isn't a string, log a warning and return.
"""
with patch.object(monitor_shove_instances, 'log') as log:
monitor_shove_instances.handle_heartbeat_event({
'routing_key': 'asdf',
'hostname': 'paranoia.local',
'project_names': ['foo', 'bar']
})
assert_true(log.warning.called)
assert_equal(ShoveInstance.objects.count(), 0)
def test_handle_heartbeat_remove_projects(self):
"""Remove any old projects not in the project_names list."""
instance = ShoveInstanceFactory.create(routing_key='asdf')
project1 = ProjectFactory.create(project_name='foo')
project2 = ProjectFactory.create(project_name='bar')
instance.projects.add(project1)
monitor_shove_instances.handle_heartbeat_event({
'routing_key': 'asdf',
'hostname': 'paranoia.local',
'project_names': 'bar,baz',
})
instance = ShoveInstance.objects.get(routing_key='asdf')
assert_equal(list(instance.projects.all()), [project2])
def test_handle_hearbeat_new_shove_instance(self):
"""
If there is no existing shove instance for the given routing
key, create a new one.
"""
assert_equal(ShoveInstance.objects.count(), 0)
monitor_shove_instances.handle_heartbeat_event({
'routing_key': 'asdf',
'hostname': 'paranoia.local',
'project_names': '',
})
instance = ShoveInstance.objects.get(routing_key='asdf')
assert_equal(instance.hostname, 'paranoia.local')
assert_equal(instance.projects.count(), 0)
def test_handle_heartbeat_existing_shove_instance(self):
"""
If a shove instance for the given routing key already exists,
update it with the latest hostname and projects.
"""
instance = ShoveInstanceFactory.create(routing_key='asdf', hostname='old.local')
project1 = ProjectFactory.create(project_name='foo')
monitor_shove_instances.handle_heartbeat_event({
'routing_key': 'asdf',
'hostname': 'paranoia.local',
'project_names': 'foo',
})
instance = ShoveInstance.objects.get(pk=instance.pk)
assert_equal(instance.hostname, 'paranoia.local')
assert_equal(list(instance.projects.all()), [project1])
def test_handle_heartbeat_add_new_projects(self):
"""
Add any projects specified by the project_names value to the
list of projects supported by the ShoveInstance.
"""
project1 = ProjectFactory.create(project_name='foo')
project2 = ProjectFactory.create(project_name='bar')
with patch.object(monitor_shove_instances, 'log') as log:
monitor_shove_instances.handle_heartbeat_event({
'routing_key': 'asdf',
'hostname': 'paranoia.local',
'project_names': 'foo,bar,baz',
})
# Warn about missing project but do not abort.
assert_true(log.warning.called)
instance = ShoveInstance.objects.get(routing_key='asdf')
assert_equal(set(instance.projects.all()), set([project1, project2]))
def test_handle_heartbeat_blank_keys(self):
"""
If the routing key or hostname are blank, log a warning and
return.
"""
with patch.object(monitor_shove_instances, 'log') as log:
monitor_shove_instances.handle_heartbeat_event({
'routing_key': '',
'hostname': 'paranoia.local',
'project_names': 'foo,bar',
})
assert_true(log.warning.called)
assert_equal(ShoveInstance.objects.count(), 0)
log.warning.reset_mock()
monitor_shove_instances.handle_heartbeat_event({
'routing_key': 'asdf',
'hostname': '',
'project_names': 'foo,bar',
})
assert_true(log.warning.called)
assert_equal(ShoveInstance.objects.count(), 0)
