Adds projects_read and projects_write params to scaling nslcmop

[osm/POL.git] / osm_policy_module / common / lcm_client.py

diff --git a/osm_policy_module/common/lcm_client.py b/osm_policy_module/common/lcm_client.py
index e8f79cf..089e541 100644 (file)
--- a/osm_policy_module/common/lcm_client.py
+++ b/osm_policy_module/common/lcm_client.py
@@ -36,6 +36,10 @@ log = logging.getLogger(__name__)
 
 
 class LcmClient:
+    """
+    Client to communicate with LCM through the message bus.
+    """
+
     def __init__(self, config: Config, loop=None):
         self.db_client = CommonDbClient(config)
         self.msg_bus = MessageBusClient(config)
@@ -44,14 +48,34 @@ class LcmClient:
         self.loop = loop
 
     async def scale(self, nsr_id: str, scaling_group_name: str, vnf_member_index: str, action: str):
+        """
+        Sends scaling action to LCM through the message bus.
+
+        :param nsr_id: Network service record id
+        :param scaling_group_name: Scaling group name
+        :param vnf_member_index: VNF member index
+        :param action: Scaling action to be executed. Valid values: scale_in, scale_out
+        :return:
+        """
         log.debug("scale %s %s %s %s", nsr_id, scaling_group_name, vnf_member_index, action)
-        nslcmop = self._generate_nslcmop(nsr_id, scaling_group_name, vnf_member_index, action)
+        nsr = self.db_client.get_nsr(nsr_id)
+        nslcmop = self._generate_nslcmop(nsr_id, scaling_group_name, vnf_member_index, action, nsr['_admin'])
         self.db_client.create_nslcmop(nslcmop)
         log.debug("Sending scale action message: %s", json.dumps(nslcmop))
         await self.msg_bus.aiowrite("ns", "scale", nslcmop)
 
-    def _generate_nslcmop(self, nsr_id: str, scaling_group_name: str, vnf_member_index: str, action: str):
-        log.debug("_generate_nslcmop %s %s %s %s", nsr_id, scaling_group_name, vnf_member_index, action)
+    def _generate_nslcmop(self, nsr_id: str, scaling_group_name: str, vnf_member_index: str, action: str, admin: dict):
+        """
+        Builds scaling nslcmop.
+
+        :param nsr_id: Network service record id
+        :param scaling_group_name: Scaling group name
+        :param vnf_member_index: VNF member index
+        :param action: Scaling action to be executed. Valid values: scale_in, scale_out
+        :param admin: Dict corresponding to the _admin section of the nsr. Required keys: projects_read, projects_write.
+        :return:
+        """
+        log.debug("_generate_nslcmop %s %s %s %s %s", nsr_id, scaling_group_name, vnf_member_index, action, admin)
         _id = str(uuid.uuid4())
         now = time.time()
         params = {
@@ -80,6 +104,10 @@ class LcmClient:
             "links": {
                 "self": "/osm/nslcm/v1/ns_lcm_op_occs/" + _id,
                 "nsInstance": "/osm/nslcm/v1/ns_instances/" + nsr_id,
+            },
+            "_admin": {
+                "projects_read": admin['projects_read'],
+                "projects_write": admin['projects_write']
             }
         }
         return nslcmop