def _setup_service(host, name):
try:
utils.raise_if_old_compute()
except exception.TooOldComputeService as e:
if CONF.workarounds.disable_compute_service_check_for_ffu:
LOG.warning(str(e))
else:
raise
binary = name if name.startswith('nova-') else "nova-%s" % name
ctxt = context.get_admin_context()
service_ref = objects.Service.get_by_host_and_binary(ctxt, host, binary)
if service_ref:
service._update_service_ref(service_ref)
else:
try:
service_obj = objects.Service(ctxt)
service_obj.host = host
service_obj.binary = binary
service_obj.topic = None
service_obj.report_count = 0
service_obj.create()
except (exception.ServiceTopicExists, exception.ServiceBinaryExists):
# If we race to create a record with a sibling, don't
# fail here.
pass
def _check_old_computes(self):
# warn if there are computes in the system older than the previous
# major release
try:
utils.raise_if_old_compute()
except exception.TooOldComputeService as e:
return upgradecheck.Result(upgradecheck.Code.WARNING, str(e))
return upgradecheck.Result(upgradecheck.Code.SUCCESS)
def create(cls,
host=None,
binary=None,
topic=None,
manager=None,
report_interval=None,
periodic_enable=None,
periodic_fuzzy_delay=None,
periodic_interval_max=None):
"""Instantiates class and passes back application object.
:param host: defaults to CONF.host
:param binary: defaults to basename of executable
:param topic: defaults to bin_name - 'nova-' part
:param manager: defaults to CONF.<topic>_manager
:param report_interval: defaults to CONF.report_interval
:param periodic_enable: defaults to CONF.periodic_enable
:param periodic_fuzzy_delay: defaults to CONF.periodic_fuzzy_delay
:param periodic_interval_max: if set, the max time to wait between runs
"""
if not host:
host = CONF.host
if not binary:
binary = os.path.basename(sys.argv[0])
if not topic:
topic = binary.rpartition('nova-')[2]
if not manager:
manager = SERVICE_MANAGERS.get(binary)
if report_interval is None:
report_interval = CONF.report_interval
if periodic_enable is None:
periodic_enable = CONF.periodic_enable
if periodic_fuzzy_delay is None:
periodic_fuzzy_delay = CONF.periodic_fuzzy_delay
debugger.init()
service_obj = cls(host,
binary,
topic,
manager,
report_interval=report_interval,
periodic_enable=periodic_enable,
periodic_fuzzy_delay=periodic_fuzzy_delay,
periodic_interval_max=periodic_interval_max)
# NOTE(gibi): This have to be after the service object creation as
# that is the point where we can safely use the RPC to the conductor.
# E.g. the Service.__init__ actually waits for the conductor to start
# up before it allows the service to be created. The
# raise_if_old_compute() depends on the RPC to be up and does not
# implement its own retry mechanism to connect to the conductor.
utils.raise_if_old_compute()
return service_obj
def create(cls, host=None, binary=None, topic=None, manager=None,
report_interval=None, periodic_enable=None,
periodic_fuzzy_delay=None, periodic_interval_max=None):
"""Instantiates class and passes back application object.
:param host: defaults to CONF.host
:param binary: defaults to basename of executable
:param topic: defaults to bin_name - 'nova-' part
:param manager: defaults to CONF.<topic>_manager
:param report_interval: defaults to CONF.report_interval
:param periodic_enable: defaults to CONF.periodic_enable
:param periodic_fuzzy_delay: defaults to CONF.periodic_fuzzy_delay
:param periodic_interval_max: if set, the max time to wait between runs
"""
if not host:
host = CONF.host
if not binary:
binary = os.path.basename(sys.argv[0])
if not topic:
topic = binary.rpartition('nova-')[2]
if not manager:
manager = SERVICE_MANAGERS.get(binary)
if report_interval is None:
report_interval = CONF.report_interval
if periodic_enable is None:
periodic_enable = CONF.periodic_enable
if periodic_fuzzy_delay is None:
periodic_fuzzy_delay = CONF.periodic_fuzzy_delay
debugger.init()
utils.raise_if_old_compute()
service_obj = cls(host, binary, topic, manager,
report_interval=report_interval,
periodic_enable=periodic_enable,
periodic_fuzzy_delay=periodic_fuzzy_delay,
periodic_interval_max=periodic_interval_max)
return service_obj
def _setup_service(host, name):
utils.raise_if_old_compute()
binary = name if name.startswith('nova-') else "nova-%s" % name
ctxt = context.get_admin_context()
service_ref = objects.Service.get_by_host_and_binary(ctxt, host, binary)
if service_ref:
service._update_service_ref(service_ref)
else:
try:
service_obj = objects.Service(ctxt)
service_obj.host = host
service_obj.binary = binary
service_obj.topic = None
service_obj.report_count = 0
service_obj.create()
except (exception.ServiceTopicExists, exception.ServiceBinaryExists):
# If we race to create a record with a sibling, don't
# fail here.
pass
