def test_unscale_after_restart(self):
web = self.create_service('web')
project = Project('composetest', [web], self.client)
project.start()
service = project.get_service('web')
service.scale(1)
self.assertEqual(len(service.containers()), 1)
service.scale(3)
self.assertEqual(len(service.containers()), 3)
project.up()
service = project.get_service('web')
self.assertEqual(len(service.containers()), 3)
service.scale(1)
self.assertEqual(len(service.containers()), 1)
project.up()
service = project.get_service('web')
self.assertEqual(len(service.containers()), 1)
# does scale=0 ,makes any sense? after recreating at least 1 container is running
service.scale(0)
project.up()
service = project.get_service('web')
self.assertEqual(len(service.containers()), 1)
project.kill()
project.remove_stopped()
def test_project_up_with_no_recreate_stopped(self):
web = self.create_service('web')
db = self.create_service('db', volumes=[VolumeSpec.parse('/var/db')])
project = Project('composetest', [web, db], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up(['db'])
project.kill()
old_containers = project.containers(stopped=True)
self.assertEqual(len(old_containers), 1)
old_container, = old_containers
old_db_id = old_container.id
db_volume_path = old_container.get_mount('/var/db')['Source']
project.up(strategy=ConvergenceStrategy.never)
new_containers = project.containers(stopped=True)
self.assertEqual(len(new_containers), 2)
self.assertEqual([c.is_running for c in new_containers], [True, True])
db_container = [c for c in new_containers if 'db' in c.name][0]
self.assertEqual(db_container.id, old_db_id)
self.assertEqual(
db_container.get_mount('/var/db')['Source'],
db_volume_path)
def test_start_stop_kill_remove(self):
web = self.create_service('web')
db = self.create_service('db')
project = Project('composetest', [web, db], self.client)
project.start()
self.assertEqual(len(web.containers()), 0)
self.assertEqual(len(db.containers()), 0)
web_container_1 = web.create_container()
web_container_2 = web.create_container()
db_container = db.create_container()
project.start(service_names=['web'])
self.assertEqual(set(c.name for c in project.containers()), set([web_container_1.name, web_container_2.name]))
project.start()
self.assertEqual(set(c.name for c in project.containers()), set([web_container_1.name, web_container_2.name, db_container.name]))
project.stop(service_names=['web'], timeout=1)
self.assertEqual(set(c.name for c in project.containers()), set([db_container.name]))
project.kill(service_names=['db'])
self.assertEqual(len(project.containers()), 0)
self.assertEqual(len(project.containers(stopped=True)), 3)
project.remove_stopped(service_names=['web'])
self.assertEqual(len(project.containers(stopped=True)), 1)
project.remove_stopped()
self.assertEqual(len(project.containers(stopped=True)), 0)
def test_project_up_with_no_recreate_stopped(self):
web = self.create_service('web')
db = self.create_service('db', volumes=['/var/db'])
project = Project('composetest', [web, db], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up(['db'])
project.kill()
old_containers = project.containers(stopped=True)
self.assertEqual(len(old_containers), 1)
old_db_id = old_containers[0].id
db_volume_path = old_containers[0].inspect()['Volumes']['/var/db']
project.up(allow_recreate=False)
new_containers = project.containers(stopped=True)
self.assertEqual(len(new_containers), 2)
self.assertEqual([c.is_running for c in new_containers], [True, True])
db_container = [c for c in new_containers if 'db' in c.name][0]
self.assertEqual(db_container.id, old_db_id)
self.assertEqual(db_container.inspect()['Volumes']['/var/db'],
db_volume_path)
project.kill()
project.remove_stopped()
def test_project_up_with_no_recreate_stopped(self):
web = self.create_service("web")
db = self.create_service("db", volumes=["/var/db"])
project = Project("composetest", [web, db], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up(["db"])
project.kill()
old_containers = project.containers(stopped=True)
self.assertEqual(len(old_containers), 1)
old_db_id = old_containers[0].id
db_volume_path = old_containers[0].inspect()["Volumes"]["/var/db"]
project.up(strategy=ConvergenceStrategy.never)
new_containers = project.containers(stopped=True)
self.assertEqual(len(new_containers), 2)
self.assertEqual([c.is_running for c in new_containers], [True, True])
db_container = [c for c in new_containers if "db" in c.name][0]
self.assertEqual(db_container.id, old_db_id)
self.assertEqual(db_container.inspect()["Volumes"]["/var/db"], db_volume_path)
def test_start_pause_unpause_stop_kill_remove(self):
web = self.create_service("web")
db = self.create_service("db")
project = Project("composetest", [web, db], self.client)
project.start()
self.assertEqual(len(web.containers()), 0)
self.assertEqual(len(db.containers()), 0)
web_container_1 = web.create_container()
web_container_2 = web.create_container()
db_container = db.create_container()
project.start(service_names=["web"])
self.assertEqual(set(c.name for c in project.containers()), set([web_container_1.name, web_container_2.name]))
project.start()
self.assertEqual(
set(c.name for c in project.containers()),
set([web_container_1.name, web_container_2.name, db_container.name]),
)
project.pause(service_names=["web"])
self.assertEqual(
set([c.name for c in project.containers() if c.is_paused]),
set([web_container_1.name, web_container_2.name]),
)
project.pause()
self.assertEqual(
set([c.name for c in project.containers() if c.is_paused]),
set([web_container_1.name, web_container_2.name, db_container.name]),
)
project.unpause(service_names=["db"])
self.assertEqual(len([c.name for c in project.containers() if c.is_paused]), 2)
project.unpause()
self.assertEqual(len([c.name for c in project.containers() if c.is_paused]), 0)
project.stop(service_names=["web"], timeout=1)
self.assertEqual(set(c.name for c in project.containers()), set([db_container.name]))
project.kill(service_names=["db"])
self.assertEqual(len(project.containers()), 0)
self.assertEqual(len(project.containers(stopped=True)), 3)
project.remove_stopped(service_names=["web"])
self.assertEqual(len(project.containers(stopped=True)), 1)
project.remove_stopped()
self.assertEqual(len(project.containers(stopped=True)), 0)
def test_project_up_without_all_services(self):
console = self.create_service('console')
db = self.create_service('db')
project = Project('composetest', [console, db], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up()
self.assertEqual(len(project.containers()), 2)
self.assertEqual(len(db.containers()), 1)
self.assertEqual(len(console.containers()), 1)
project.kill()
project.remove_stopped()
def test_project_up(self):
web = self.create_service('web')
db = self.create_service('db', volumes=['/var/db'])
project = Project('composetest', [web, db], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up(['db'])
self.assertEqual(len(project.containers()), 1)
self.assertEqual(len(db.containers()), 1)
self.assertEqual(len(web.containers()), 0)
project.kill()
project.remove_stopped()
def test_project_up_starts_links(self):
console = self.create_service('console')
db = self.create_service('db', volumes=['/var/db'])
web = self.create_service('web', links=[(db, 'db')])
project = Project('composetest', [web, db, console], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up(['web'])
self.assertEqual(len(project.containers()), 2)
self.assertEqual(len(web.containers()), 1)
self.assertEqual(len(db.containers()), 1)
self.assertEqual(len(console.containers()), 0)
project.kill()
project.remove_stopped()
def test_project_up_recreates_containers(self):
web = self.create_service('web')
db = self.create_service('db', volumes=['/etc'])
project = Project('composetest', [web, db], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up(['db'])
self.assertEqual(len(project.containers()), 1)
old_db_id = project.containers()[0].id
db_volume_path = project.containers()[0].get('Volumes./etc')
project.up()
self.assertEqual(len(project.containers()), 2)
db_container = [c for c in project.containers() if 'db' in c.name][0]
self.assertNotEqual(db_container.id, old_db_id)
self.assertEqual(db_container.get('Volumes./etc'), db_volume_path)
project.kill()
project.remove_stopped()
def test_project_up_with_no_recreate_running(self):
web = self.create_service('web')
db = self.create_service('db', volumes=['/var/db'])
project = Project('composetest', [web, db], self.client)
project.start()
self.assertEqual(len(project.containers()), 0)
project.up(['db'])
self.assertEqual(len(project.containers()), 1)
old_db_id = project.containers()[0].id
db_volume_path = project.containers()[0].inspect()['Volumes']['/var/db']
project.up(recreate=False)
self.assertEqual(len(project.containers()), 2)
db_container = [c for c in project.containers() if 'db' in c.name][0]
self.assertEqual(db_container.id, old_db_id)
self.assertEqual(db_container.inspect()['Volumes']['/var/db'],
db_volume_path)
project.kill()
project.remove_stopped()
