def _do_ensure_external_network_default_value_callback(
context, request, orig, network):
is_default = request.get(api_const.IS_DEFAULT)
if is_default is None:
return
if is_default:
# ensure only one default external network at any given time
pager = base_obj.Pager(limit=1)
objs = net_obj.ExternalNetwork.get_objects(context,
_pager=pager,
is_default=True)
if objs:
if objs[0] and network['id'] != objs[0].network_id:
raise exceptions.DefaultExternalNetworkExists(
net_id=objs[0].network_id)
if orig and orig.get(api_const.IS_DEFAULT) == is_default:
return
network[api_const.IS_DEFAULT] = is_default
# Reflect the status of the is_default on the create/update request
obj = net_obj.ExternalNetwork.get_object(context,
network_id=network['id'])
if obj:
obj.is_default = is_default
obj.update()
def _ensure_external_network_default_value_callback(
resource, event, trigger, context, request, network, **kwargs):
"""Ensure the is_default db field matches the create/update request."""
is_default = request.get(IS_DEFAULT)
if is_default is None:
return
if is_default:
# ensure there is only one default external network at any given time
pager = base_obj.Pager(limit=1)
objs = net_obj.ExternalNetwork.get_objects(context,
_pager=pager, is_default=True)
if objs:
if objs[0] and network['id'] != objs[0].network_id:
raise exceptions.DefaultExternalNetworkExists(
net_id=objs[0].network_id)
orig = kwargs.get('original_network')
if orig and orig.get(IS_DEFAULT) == is_default:
return
network[IS_DEFAULT] = is_default
# Reflect the status of the is_default on the create/update request
obj = net_obj.ExternalNetwork.get_object(context,
network_id=network['id'])
if obj:
obj.is_default = is_default
obj.update()
def _ensure_external_network_default_value_callback(
resource, event, trigger, context, request, network):
"""Ensure the is_default db field matches the create/update request."""
is_default = request.get(IS_DEFAULT, False)
if event in (events.BEFORE_CREATE, events.BEFORE_UPDATE) and is_default:
# ensure there is only one default external network at any given time
obj = (context.session.query(external_net_db.ExternalNetwork).
filter_by(is_default=True)).first()
if obj and network['id'] != obj.network_id:
raise exceptions.DefaultExternalNetworkExists(
net_id=obj.network_id)
# Reflect the status of the is_default on the create/update request
obj = (context.session.query(external_net_db.ExternalNetwork).
filter_by(network_id=network['id']))
obj.update({IS_DEFAULT: is_default})
def _ensure_external_network_default_value_callback(resource, event, trigger,
context, request, network):
"""Ensure the is_default db field matches the create/update request."""
is_default = request.get(IS_DEFAULT)
if event in (events.BEFORE_CREATE, events.BEFORE_UPDATE) and is_default:
# ensure there is only one default external network at any given time
pager = base_obj.Pager(limit=1)
objs = net_obj.ExternalNetwork.get_objects(context,
_pager=pager,
is_default=True)
if objs:
if objs[0] and network['id'] != objs[0].network_id:
raise exceptions.DefaultExternalNetworkExists(
net_id=objs[0].network_id)
# Reflect the status of the is_default on the create/update request
if is_default is not None:
obj = net_obj.ExternalNetwork.get_object(context,
network_id=network['id'])
if obj:
obj.is_default = is_default
obj.update()
