x/vmware-nsx
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NSX|V: use the same DHCP if multiple subnets on same network

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When using the exclusive DHCP flag and we have more than one subnet
then make use of the existing edge.

Change-Id: I7b1c779db185b439bf5caf4f6578e7487a78aeff
This commit is contained in:
Gary Kotton 2017-05-29 02:38:27 -07:00 committed by Adit Sarfaty
parent 9613a519b9
commit e256b32a71
1 changed files with 11 additions and 0 deletions
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11
vmware_nsx/plugins/nsx_v/vshield/edge_utils.py
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@ -1152,6 +1152,17 @@ class EdgeManager(object):
binding['status'] == constants.ACTIVE)}
vdr_dhcp_edges = self._get_vdr_dhcp_edges(context)
# Special case if there is more than one subnet per exclusive DHCP
# network
if availability_zone.exclusive_dhcp_edge:
router_id = (vcns_const.DHCP_EDGE_PREFIX + network_id)[:36]
edge_id = all_dhcp_edges.get(router_id)
if edge_id:
LOG.info("Reusing the same DHCP edge for network %s",
network_id)
available_edge_ids.append(edge_id)
return (conflict_edge_ids, available_edge_ids)
if all_dhcp_edges:
for dhcp_edge_id in set(all_dhcp_edges.values()):
edge_vnic_bindings = nsxv_db.get_edge_vnic_bindings_by_edge(