def validate_availability_zones(self, context, resource_type,
availability_zones):
"""Verify that the availability zones exist."""
if not availability_zones or resource_type != 'router':
return
azs = {az['name'] for az in
self._plugin_driver.list_availability_zones(context).values()}
diff = set(availability_zones) - azs
if diff:
raise az_exc.AvailabilityZoneNotFound(
availability_zone=', '.join(diff))
def validate_obj_azs(self, availability_zones):
"""Verify that the availability zones exist, and only 1 hint
was set.
"""
# For now we support only 1 hint per network/router
# TODO(asarfaty): support multiple hints
if len(availability_zones) > 1:
err_msg = _("Can't use multiple availability zone hints")
raise n_exc.InvalidInput(error_message=err_msg)
# check that all hints appear in the predefined list of availability
# zones
diff = (set(availability_zones) - set(self.get_azs_names()))
if diff:
raise az_exc.AvailabilityZoneNotFound(availability_zone=diff.pop())
def validate_availability_zones(self, context, resource_type,
availability_zones):
"""Verify that the availability zones exist."""
if not availability_zones:
return
if resource_type == 'network':
agent_type = constants.AGENT_TYPE_DHCP
elif resource_type == 'router':
agent_type = constants.AGENT_TYPE_L3
else:
return
azs = get_availability_zones_by_agent_type(context, agent_type,
availability_zones)
diff = set(availability_zones) - set(azs)
if diff:
raise az_exc.AvailabilityZoneNotFound(availability_zone=diff.pop())
def _validate_availability_zones(context, az_list):
if not az_list:
return
t_ctx = t_context.get_context_from_neutron_context(context)
with context.session.begin(subtransactions=True):
pods = core.query_resource(t_ctx, models.Pod, [], [])
az_set = set(az_list)
known_az_set = set([pod['az_name'] for pod in pods])
known_az_set = known_az_set | set(
[pod['region_name'] for pod in pods])
diff = az_set - known_az_set
if diff:
raise az_exc.AvailabilityZoneNotFound(
availability_zone=diff.pop())
def _validate_availability_zones(context, az_list):
if not az_list:
return
t_ctx = t_context.get_context_from_neutron_context(context)
with db_api.CONTEXT_WRITER.using(context):
pods = core.query_resource(t_ctx, models.Pod, [], [])
az_set = set(az_list)
known_az_set = set([pod['az_name'] for pod in pods])
known_az_set = known_az_set | set(
[pod['region_name'] for pod in pods])
diff = az_set - known_az_set
if diff:
raise az_exc.AvailabilityZoneNotFound(
availability_zone=diff.pop())
def validate_availability_zones(self, context, resource_type,
availability_zones):
"""Verify that the availability zones exist."""
if not availability_zones:
return
if resource_type == 'network':
agent_type = constants.AGENT_TYPE_DHCP
elif resource_type == 'router':
agent_type = constants.AGENT_TYPE_L3
else:
return
query = context.session.query(
agent_model.Agent.availability_zone).filter_by(
agent_type=agent_type).group_by(
agent_model.Agent.availability_zone)
query = query.filter(
agent_model.Agent.availability_zone.in_(availability_zones))
azs = [item[0] for item in query]
diff = set(availability_zones) - set(azs)
if diff:
raise az_exc.AvailabilityZoneNotFound(availability_zone=diff.pop())
