def check_services_running(self):
"""Check that the services that should be running are actually running.
This uses the self.services and self.api_ports to determine what should
be checked.
:returns: (status, message) or (None, None).
"""
# This returns either a None, None or a status, message if the service
# is not running or the ports are not open.
return os_utils._ows_check_services_running(services=self.services,
ports=self.ports_to_check(
self.api_ports))
def check_services_running(self):
"""Check that the services that should be running are actually running.
This uses the self.services and self.api_ports to determine what should
be checked.
:returns: (status, message) or (None, None).
"""
# This returns either a None, None or a status, message if the service
# is not running or the ports are not open.
return os_utils._ows_check_services_running(
services=self.services,
ports=self.ports_to_check(self.api_ports))
def update_status():
"""Use the update-status hook to check to see if we can restart the
manila-share service: (BUG#1706699). The bug appears to be a race-hazard
but it's proving very difficult to track it down.
This is a band-aid to enable the charm to get into a working state once all
of the interfaces have joined, and the bug has been hit; otherwise the
charm stays "stuck" with the service not running.
Note, there is no need to actually call update_status as one of the other
handlers will activate it.
"""
if not os_utils.is_unit_paused_set():
with charms_openstack.charm.provide_charm_instance() as manila_charm:
if manila_charm.get_adapter('remote-manila-plugin.available'):
services = []
else:
services = ['manila-share']
state, message = os_utils._ows_check_services_running(
services=services, ports=None)
if state == 'blocked' and services:
# try to start the 'manila-share' service
ch_host.service_start('manila-share')