Merge "When ip_alloc request lands in different api servers the bitar…

…ray local to the api-server wont have marked the ip is used, However the other api-server might have allocated the ip and locked it in zookeeper with id "user-opaque-alloc". So this api-server assumes that the ip is not allocated and try to create a lock with same id "user-opaque-alloc" to get the last allocated ip as response from zookeeper as the id(user-opaque-alloc) is same."

src/config/api-server/vnc_cfg_types.py

@@ -973,7 +973,7 @@ def ip_alloc(cls, vn_fq_name, subnet_name, count, family=None):
         ip_version = 6 if family == 'v6' else 4
         ip_list = [cls.addr_mgmt.ip_alloc_req(vn_fq_name, sub=subnet_name,
                                               asked_ip_version=ip_version,
-                                              alloc_id='user-opaque-alloc')
+                                              alloc_id=str(uuid.uuid4()))
                    for i in range(count)]
         msg = 'AddrMgmt: reserve %d IP for vn=%s, subnet=%s - %s' \
             % (count, vn_fq_name, subnet_name if subnet_name else '', ip_list)