def test_get_ports(self):
ports = ['80:80', '443:443', '8001:80001']
example_service = {'image': 'nginx:1.19', 'ports': ports}
service = ServiceDeclaration('phillyabc', example_service)
self.assertEqual(ports, service.get_ports())
def test_get_update_strategy_returns_declared_value_in_yaml(self):
example_service = {
'image': 'nginx:1.19',
'labels': {
'org.riotkit.updateStrategy': 'recreate'
}
}
service = ServiceDeclaration('phillyabc', example_service)
self.assertEqual('recreate', service.get_update_strategy('compose'))
def test_get_desired_replicas_count_returns_declared_count(self):
example_service = {
'image': 'nginx:1.19',
'labels': {
'org.riotkit.replicas': '5'
}
}
service = ServiceDeclaration('phillyabc', example_service)
self.assertEqual(5, service.get_desired_replicas_count())
def test_watchtower_getter_invalid_value_converts_to_false(self):
example_service = {
'image': 'nginx:1.19',
'labels': {
'com.centurylinklabs.watchtower.enable': 'INVALID VALUE!'
}
}
service = ServiceDeclaration('anarchist_black_cross_federation',
example_service)
self.assertFalse(service.is_using_watchtower())
def test_get_last_container_name_for_service(self):
drv = self._get_prepared_compose_driver()
# make sure it is clean up
drv.rm(ServiceDeclaration('gateway', {}),
capture=True) # there may be more instances, so remove them
drv.up(ServiceDeclaration('gateway', {}),
capture=True) # bring one instance
self.assertEqual('env_simple_gateway_1',
drv.get_last_container_name_for_service('gateway'))
def test_watchtower_getter_true(self):
example_service = {
'image': 'nginx:1.19',
'labels': {
'com.centurylinklabs.watchtower.enable': 'true'
}
}
service = ServiceDeclaration('anarchist_black_cross_federation',
example_service)
self.assertTrue(service.is_using_watchtower())
def test_maintenance_mode_label_name(self):
example_service = {
'image': 'nginx:1.19',
'labels': {
'org.riotkit.useMaintenanceMode': 'True'
}
}
service = ServiceDeclaration('anarchist_black_cross_federation',
example_service)
self.assertTrue(service.is_using_maintenance_mode())
def test_get_created_containers_is_returning_containers_in_proper_order(
self):
"""Test that get_created_containers() is preserving order"""
drv = self._get_prepared_compose_driver()
# create three instances of a service
drv.up(ServiceDeclaration('website', {}))
drv.scale_one_up(ServiceDeclaration('website', {}))
containers = drv.get_created_containers(only_running=False)
self.assertEqual([1, 2], list(containers['website'].keys()))
def test_find_all_container_names_for_service_finds_containers(self):
drv = self.prepare_example_service('website')
self.assertEqual(['env_simple_website_1'],
drv.find_all_container_names_for_service(
ServiceDeclaration('website', {})))
drv.scale_one_up(ServiceDeclaration('website', {}))
containers = drv.find_all_container_names_for_service(
ServiceDeclaration('website', {}))
self.assertIn('env_simple_website_1', containers)
self.assertIn('env_simple_website_2', containers)
def test_get_domains(self):
"""Test get_domains() with multiple domains"""
example_service = {
'image': 'nginx:1.19',
'environment': {
'VIRTUAL_HOST': 'abcf.net,www.abcf.net'
}
}
service = ServiceDeclaration('anarchist_black_cross_federation',
example_service)
self.assertEqual(['abcf.net', 'www.abcf.net'], service.get_domains())
def test_find_container_name_does_not_find_instance_when_there_is_not_enough_replicas(
self):
drv = self.prepare_example_service('gateway')
# for single works
self.assertEqual(
'env_simple_gateway_1',
drv.find_container_name(ServiceDeclaration('gateway', {}),
instance_num=1))
self.assertRaises(
ServiceNotCreatedException,
lambda: drv.find_container_name(ServiceDeclaration('gateway', {}),
instance_num=50))
def test_functional_container_is_healthy_after_few_seconds_using_health_check_invoking_while_container_is_starting(self):
"""Expects that the container will become health within few seconds,
even if docker daemon is showing 'starting'"""
drv = self._get_prepared_compose_driver()
drv.rm(ServiceDeclaration('alpine_3_health_check', {}), capture=True)
drv.up(ServiceDeclaration('alpine_3_health_check', {}), capture=True)
out = self.execute_mocked_task_and_get_output(WaitForServiceTask(), args={
'name': 'alpine_3_health_check',
'--timeout': 10,
'--instance': 1
})
self.assertIn('Service healthy after', out)
def test_functional_service_is_stopped_and_removed(self):
"""Test that service is stopped and removed, together with two instances
1. Creates one instance + one replica
2. Removes service
3. Expects that two instances were removed
"""
service = ServiceDeclaration('website', {})
drv = self._get_prepared_compose_driver()
drv.rm(service, capture=True)
drv.up(service, capture=True)
drv.scale_one_up(service)
out = self.execute_mocked_task_and_get_output(ServiceRemoveTask(),
args={
'name': 'website',
'--with-image':
False,
'--extra-args': ''
})
containers = self.get_containers_state(drv)
for container_name, state in containers.items():
if container_name.startswith('env_simple_website_'):
self.fail(
'Found %s container, which should be removed by calling :harbor:service:rm'
)
self.assertIn('Removing env_simple_website_1', out)
self.assertIn('Removing env_simple_website_2', out)
def test_find_container_name_case_service_not_created_raises_exception(
self):
drv = self._get_prepared_compose_driver()
self.assertRaises(
ServiceNotCreatedException, lambda: drv.find_container_name(
ServiceDeclaration('not_existing', {})))
def test_find_container_name_finds_first_instance_when_no_instance_specified(
self):
drv = self.prepare_example_service('gateway')
instance_name = drv.find_container_name(
ServiceDeclaration('gateway', {}))
self.assertEqual('env_simple_gateway_1', instance_name)
def test_get_ports_returned_as_dict(self):
"""
In newer versions of docker-compose the list of ports is returned as dict ex. {"published": 80, "target": 8000}
:return:
"""
service = ServiceDeclaration(
'phillyabc', {
'image': 'quay.io/riotkit/infracheck:v2.0',
'ports': [{
'published': 80,
'target': 8000
}]
})
self.assertEqual(['80:8000'], service.get_ports())
def test_wait_for_log_message_finds_searched_phrase(self):
drv = self.prepare_example_service('gateway')
requests.get('http://localhost:8000')
self.assertTrue(
drv.wait_for_log_message('GET / HTTP/1.1',
ServiceDeclaration('gateway', {}),
timeout=5))
def test_find_container_name_finds_first_instance_by_specyfing_instance_num(
self):
drv = self.prepare_example_service('gateway')
self.assertEqual(
'env_simple_gateway_1',
drv.find_container_name(ServiceDeclaration('gateway', {}),
instance_num=1))
def test_functional_compose_method_is_executed(self):
"""Test that the service is not force-recreated by 'compose' method"""
drv = self._get_prepared_compose_driver()
drv.rm(ServiceDeclaration('website', {}), capture=True)
drv.up(ServiceDeclaration('website', {}), capture=True)
out = self.execute_mocked_task_and_get_output(
ServiceUpTask(),
args={
'name': 'website',
'--strategy': 'compose',
'--remove-previous-images': False,
'--extra-args': '',
'--dont-recreate': False
})
self.assertIn('env_simple_website_1 is up-to-date', out)
def test_up_invalid_parameters_for_recreation(self):
"""Unit test: Checks if exception is raised when logic error happens"""
drv = self._get_prepared_compose_driver()
drv.scope.sh = lambda *args, **kwargs: ''
# action
self.assertRaises(
Exception, lambda: drv.up(ServiceDeclaration('healthcheck', {}),
norecreate=True,
force_recreate=True))
def test_get_created_containers_is_showing_only_running_containers(self):
"""Test that 'website' service will be created, but will have no active containers"""
drv = self._get_prepared_compose_driver()
# create three instances of a service
drv.up(ServiceDeclaration('website', {}))
drv.stop('website')
containers = drv.get_created_containers(only_running=True)
self.assertEqual([], list(containers['website']))
def test_functional_timeout_is_raised(self):
"""Expects that the timeout will be raised, as it is very low in test"""
drv = self._get_prepared_compose_driver()
drv.up(ServiceDeclaration('alpine_3_health_check', {}), capture=True)
out = self.execute_mocked_task_and_get_output(WaitForServiceTask(), args={
'name': 'alpine_3_health_check',
'--timeout': 0,
'--instance': 1
})
self.assertIn('Timeout of 0s reached.', out)
def test_up_tolerates_extra_arguments(self):
"""Unit tests: Checks if extra arguments are allowed to be passed"""
resulting_args = []
drv = self._get_prepared_compose_driver()
drv.scope.sh = lambda *args, **kwargs: (resulting_args.append(args))
# action
drv.up(ServiceDeclaration('healthcheck', {}),
extra_args='--remove-orphans')
args_as_str = ' '.join(resulting_args[0])
self.assertIn('--remove-orphans', args_as_str)
def test_wait_for_log_hits_timeout(self):
drv = self.prepare_example_service('gateway')
start_time = time()
self.assertRaises(
ServiceNotReadyException, lambda: drv.wait_for_log_message(
'Some message that should be there',
ServiceDeclaration('gateway', {}),
timeout=2))
self.assertGreaterEqual(time() - start_time,
2,
msg='Expected at least two seconds waiting')
def test_functional_service_is_stopped(self):
"""Start service, then try to bring down, leave the images"""
service = ServiceDeclaration('alpine_3', {})
drv = self._get_prepared_compose_driver()
drv.up(service, capture=True)
self.execute_mocked_task_and_get_output(ServiceStopTask(),
args={
'name': 'alpine_3',
'--extra-args': ''
})
self.assertContainerIsNotRunning('alpine_3', drv)
def test_scale_one_up_then_scale_down_to_desired_state(self):
"""Functional test: Scale one up, then down to declared state
Covers:
scale_one_up()
scale_to_desired_state()
"""
drv = self.prepare_example_service('website')
drv.scale_one_up(ServiceDeclaration('website', {}))
running_containers = self.get_containers_state(drv)
self.assertIn('env_simple_website_1', running_containers)
self.assertIn('env_simple_website_2', running_containers)
def test_functional_service_is_removed_together_with_image(self):
service = ServiceDeclaration('alpine_3', {})
drv = self._get_prepared_compose_driver()
drv.up(service, capture=True)
self.execute_mocked_task_and_get_output(ServiceRemoveTask(),
args={
'name': 'alpine_3',
'--with-image': True,
'--extra-args': ''
})
self.assertLocalRegistryHasNoPulledImage('alpine:3.11')
def test_functional_waits_for_service_without_healthcheck(self):
"""Expect that the task will wait for container to be up, but will not check its health check if healthcheck
was not defined"""
drv = self._get_prepared_compose_driver()
drv.up(ServiceDeclaration('alpine_3', {}), capture=True)
drv.stop('alpine_3', capture=True)
out = self.execute_mocked_task_and_get_output(WaitForServiceTask(), args={
'name': 'alpine_3',
'--timeout': 1,
'--instance': 1
})
self.assertIn('Instance has no healthcheck defined!', out)
def test_report_shows_declared_and_actual_state_for_simple_service(self):
service = ServiceDeclaration('alpine_3', {})
drv = self._get_prepared_compose_driver()
drv.up(service, capture=True)
# assert it will not raise an error
out = self.execute_mocked_task_and_get_output(
AnalyzeServiceTask(), args={'name': 'alpine_3'})
self.assertIn('Declared image: alpine:3.11', out)
self.assertIn('Update strategy: compose', out)
self.assertIn('Replicas: 1 of 1', out)
self.assertIn('alpine:3.11', out)
self.assertIn('env_simple_alpine_3_1', out)
def test_functional_up_and_down(self):
"""Functional test to start, stop, restart, remove container
Checks basic compatibility with docker-compose interface
"""
drv = self._get_prepared_compose_driver()
# 1) Start
drv.up(ServiceDeclaration('gateway', {}))
self.assertTrue(self.get_containers_state(drv)['env_simple_gateway_1'])
# 2) Restart
drv.restart('gateway')
self.assertTrue(self.get_containers_state(drv)['env_simple_gateway_1'])
# 3) Stop
drv.stop('gateway')
self.assertFalse(
self.get_containers_state(drv)['env_simple_gateway_1'])
# 4) Remove
drv.rm(ServiceDeclaration('gateway', {}))
self.assertNotIn('env_simple_gateway_1',
self.get_containers_state(drv))
