def update_network(self, context, id, network):
self._check_provider_update(context, network["network"])
segmentation_id = network["network"]["segmentation_id"]
LOG.debug("update_network: segmentation id = %s", segmentation_id)
session = context.session
with session.begin(subtransactions=True):
binding = rgos_vlanmgr.get_network_binding(session, id)
if binding.network_type == constants.TYPE_VLAN:
rgos_vlanmgr.release_vlan(
session, binding.physical_network, binding.segmentation_id, self.network_vlan_ranges
)
rgos_vlanmgr.reserve_specific_vlan(session, binding.physical_network, segmentation_id)
session.delete(binding)
session.flush()
rgos_vlanmgr.add_network_binding(
session, id, binding.network_type, binding.physical_network, segmentation_id
)
session = context.session
with session.begin(subtransactions=True):
net = super(RgosQuantumPlugin, self).update_network(context, id, network)
self._process_l3_update(context, network["network"], id)
self._extend_network_dict_provider(context, net)
self._extend_network_dict_l3(context, net)
return net
def delete_network(self, context, id):
session = context.session
with session.begin(subtransactions=True):
binding = rgos_vlanmgr.get_network_binding(session, id)
super(RgosQuantumPlugin, self).delete_network(context, id)
if binding.network_type == constants.TYPE_VLAN:
rgos_vlanmgr.release_vlan(
session, binding.physical_network, binding.segmentation_id, self.network_vlan_ranges
)
# the network_binding record is deleted via cascade from
# the network record, so explicit removal is not necessary
if self.agent_rpc:
self.notifier.network_delete(self.rpc_context, id)