def _allocate_local_vlan_mapping(self, context, network_id, host, segment,
nw_name):
local_vlan_id = self.vlan_pool.allocate_local_vlan(host, network_id)
if local_vlan_id is None:
return None
local_seg = self._create_segment(context._plugin_context,
segment.get('network_id'),
segment.get('physical_network'),
'vlan', local_vlan_id, 1,
context.host, False)
try:
kaloom_db.create_network_host_vlan_mapping(network_id, host,
local_seg.get('id'),
local_vlan_id, nw_name)
except Exception as e:
LOG.error(
"Error create_network_host_vlan_mapping VLAN=%d for host=%s, network=%s, err_msg: %s",
local_vlan_id, host, network_id, e)
#clear record on vlan reservation
kaloom_db.delete_vlan_reservation(host=host, vlan_id=local_vlan_id)
return None
LOG.info(
"LOCAL VLAN NOT FOUND: ALLOCATING VLAN %d host, network (%s,%s)" %
(local_vlan_id, host, network_id))
local_vlan_mapping = type('local_vlan_mapping', (object, ), {
'vlan_id': local_vlan_id,
'segment_id': local_seg.get('id')
})
return local_vlan_mapping
def remove_local_vlan_mapping(local_vlan_mapping):
if local_vlan_mapping:
kaloom_db.delete_host_vlan_mapping(
network_id=local_vlan_mapping.network_id,
host=local_vlan_mapping.host)
#clear record on vlan reservation
kaloom_db.delete_vlan_reservation(host=local_vlan_mapping.host,
vlan_id=local_vlan_mapping.vlan_id)
def _clean_local_vlan_mappings(self, network_id):
""" When a network is deleted, remove all residual mappings for Local VLAN """
mappings = kaloom_db.get_all_vlan_mappings_for_network(network_id)
for m in mappings:
kaloom_db.delete_host_vlan_mapping(network_id=m.network_id,
host=m.host)
#clear record on vlan reservation
mappings = kaloom_db.get_all_vlan_reservations_for_network(network_id)
for m in mappings:
kaloom_db.delete_vlan_reservation(host=m.host, vlan_id=m.vlan_id)