heal_subnet_uuid.py

import os
from vnc_api import vnc_api

username = os.environ['OS_USERNAME']
password = os.environ['OS_PASSWORD']
tenant_name = os.environ['OS_TENANT_NAME']

lib = vnc_api.VncApi(
    username=username, password=password, tenant_name=tenant_name)
for vn_obj in lib.virtual_networks_list(detail=True):
    for ipam_ref in vn_obj.get_network_ipam_refs() or []:
        for ipam_subnet in ipam_ref['attr'].ipam_subnets or []:
            subnet_key = '%s %s/%s' %(vn_obj.uuid, 
                ipam_subnet.subnet.ip_prefix,
                ipam_subnet.subnet.ip_prefix_len)
            subnet_uuid = ipam_subnet.subnet_uuid
            try:
                lib.kv_retrieve(subnet_key)
            except vnc_api.NoIdError:
                lib.kv_store(subnet_key, subnet_uuid)
            try:
                lib.kv_retrieve(subnet_uuid)
            except vnc_api.NoIdError:
                lib.kv_store(subnet_uuid, subnet_key)