def schedule_start_instance(self, context, instance_id, *_args, **_kwargs):
instance_ref = db.instance_get(context, instance_id)
host = self._schedule_instance(context, instance_ref, *_args,
**_kwargs)
driver.cast_to_compute_host(context,
host,
'start_instance',
instance_id=instance_id,
**_kwargs)
def _provision_resource_locally(self, context, weighted_host, request_spec,
kwargs):
"""Create the requested resource in this Zone."""
instance = self.create_instance_db_entry(context, request_spec)
driver.cast_to_compute_host(context, weighted_host.host,
'run_instance', instance_uuid=instance['uuid'], **kwargs)
inst = driver.encode_instance(instance, local=True)
# So if another instance is created, create_instance_db_entry will
# actually create a new entry, instead of assume it's been created
# already
del request_spec['instance_properties']['uuid']
return inst
def _provision_resource_locally(self, context, weighted_host, request_spec,
kwargs):
"""Create the requested resource in this Zone."""
instance = self.create_instance_db_entry(context, request_spec)
driver.cast_to_compute_host(context,
weighted_host.host,
'run_instance',
instance_uuid=instance['uuid'],
**kwargs)
inst = driver.encode_instance(instance, local=True)
# So if another instance is created, create_instance_db_entry will
# actually create a new entry, instead of assume it's been created
# already
del request_spec['instance_properties']['uuid']
return inst
def schedule_run_instance(self, context, request_spec, *_args, **_kwargs):
num_instances = request_spec.get('num_instances', 1)
instances = []
for num in xrange(num_instances):
host = self._schedule_instance(context,
request_spec['instance_properties'], *_args, **_kwargs)
instance_ref = self.create_instance_db_entry(context,
request_spec)
driver.cast_to_compute_host(context, host, 'run_instance',
instance_uuid=instance_ref['uuid'], **_kwargs)
instances.append(driver.encode_instance(instance_ref))
# So if we loop around, create_instance_db_entry will actually
# create a new entry, instead of assume it's been created
# already
del request_spec['instance_properties']['uuid']
return instances
def schedule_run_instance(self, context, request_spec, *_args, **kwargs):
"""Create and run an instance or instances"""
elevated = context.elevated()
num_instances = request_spec.get('num_instances', 1)
instances = []
for num in xrange(num_instances):
host = self._schedule(context, 'compute', request_spec, **kwargs)
instance = self.create_instance_db_entry(elevated, request_spec)
driver.cast_to_compute_host(context, host,
'run_instance', instance_uuid=instance['uuid'], **kwargs)
instances.append(driver.encode_instance(instance))
# So if we loop around, create_instance_db_entry will actually
# create a new entry, instead of assume it's been created
# already
del request_spec['instance_properties']['uuid']
return instances
def schedule_start_instance(self, context, instance_id, *_args, **_kwargs):
instance_ref = db.instance_get(context, instance_id)
host = self._schedule_instance(context, instance_ref,
*_args, **_kwargs)
driver.cast_to_compute_host(context, host, 'start_instance',
instance_id=instance_id, **_kwargs)
