def _get_package_manager():
""" Get an instance of Cosmos with the correct URL.
:return: Cosmos instance
:rtype: packagemanager.PackageManager
"""
return packagemanager.PackageManager(cosmos.get_cosmos_url())
def uninstall(service, package=PACKAGE_NAME):
try:
task = get_service_task(package, service)
if task is not None:
cosmos_pm = packagemanager.PackageManager(cosmos.get_cosmos_url())
cosmos_pm.uninstall_app(package, True, service)
common.deployment_wait()
assert common.wait_for_service_endpoint_removal('test-marathon')
delete_zk_node('/universe/{}'.format(service))
except Exception:
pass
def _check_capability():
"""
The function checks if cluster has metronome capability.
:raises: DCOSException if cluster does not have metronome capability
"""
manager = packagemanager.PackageManager(cosmos.get_cosmos_url())
if not manager.has_capability('METRONOME'):
raise DCOSException(
'DC/OS backend does not support metronome capabilities in this '
'version. Must be DC/OS >= 1.8')
def test_custom_service_name():
""" Install MoM with a custom service name.
"""
cosmos_pm = packagemanager.PackageManager(cosmos.get_cosmos_url())
cosmos_pm.get_package_version('marathon', None)
options = {'service': {'name': "test-marathon"}}
install_package('marathon', options_json=options)
deployment_wait(service_id=options["service"]["name"], max_attempts=300)
shakedown.dcos.service.wait_for_service_endpoint('test-marathon',
timeout_sec=300,
path="ping")
def get_package_manager():
"""Returns type of package manager to use
:returns: PackageManager instance
:rtype: packagemanager.PackageManager
"""
cosmos_url = cosmos.get_cosmos_url()
cosmos_manager = packagemanager.PackageManager(cosmos_url)
if cosmos_manager.enabled():
return cosmos_manager
else:
msg = ("This version of the DC/OS CLI is not supported for your "
"cluster. Please downgrade the CLI to an older version: "
"https://dcos.io/docs/usage/cli/update/#downgrade")
raise DCOSException(msg)