Reformat NBI to standardized format
[osm/NBI.git] / osm_nbi / pmjobs_topics.py
index 5123cdc..f8d7714 100644 (file)
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-
 import asyncio
 import aiohttp
-from base_topic import EngineException
+from http import HTTPStatus
+from urllib.parse import quote
+from osm_nbi.base_topic import EngineException
 
 __author__ = "Vijay R S <vijay.r@tataelxsi.co.in>"
 
 
-class PmJobsTopic():
-    def __init__(self, host=None, port=None):
-        self.url = 'http://{}:{}'.format(host, port)
-        self.metric_list = ['cpu_utilization', 'average_memory_utilization', 'disk_read_ops',
-                            'disk_write_ops', 'disk_read_bytes', 'disk_write_bytes', 'packets_dropped',
-                            'packets_sent', 'packets_received']
+class PmJobsTopic:
+    def __init__(self, db, host=None, port=None):
+        self.db = db
+        self.url = "http://{}:{}".format(host, port)
+        self.nfvi_metric_list = [
+            "cpu_utilization",
+            "average_memory_utilization",
+            "disk_read_ops",
+            "disk_write_ops",
+            "disk_read_bytes",
+            "disk_write_bytes",
+            "packets_dropped",
+            "packets_sent",
+            "packets_received",
+        ]
+
+    def _get_vnf_metric_list(self, ns_id):
+        metric_list = self.nfvi_metric_list.copy()
+        vnfr_desc = self.db.get_list("vnfrs", {"nsr-id-ref": ns_id})
+        if not vnfr_desc:
+            raise EngineException(
+                "NS not found with id {}".format(ns_id), http_code=HTTPStatus.NOT_FOUND
+            )
+        else:
+            for vnfr in vnfr_desc:
+                vnfd_desc = self.db.get_one(
+                    "vnfds",
+                    {"_id": vnfr["vnfd-id"]},
+                    fail_on_empty=True,
+                    fail_on_more=False,
+                )
+                try:
+                    configs = vnfd_desc.get("df")[0]["lcm-operations-configuration"][
+                        "operate-vnf-op-config"
+                    ]["day1-2"]
+                except Exception:
+                    configs = []
+
+                for config in configs:
+                    if "metrics" in config:
+                        metric_list.extend(
+                            [quote(metric["name"]) for metric in config["metrics"]]
+                        )
+        metric_list = list(set(metric_list))
+        return metric_list
 
-    async def _prom_metric_request(self, ns_id):
+    async def _prom_metric_request(self, ns_id, metrics_list):
         try:
             async with aiohttp.ClientSession() as session:
                 data = []
-                for metlist in self.metric_list:
-                    request_url = self.url+'/api/v1/query?query=osm_'+metlist+"{ns_id='"+ns_id+"'}"
+                for metlist in metrics_list:
+                    request_url = (
+                        self.url
+                        + "/api/v1/query?query=osm_"
+                        + metlist
+                        + "{ns_id='"
+                        + ns_id
+                        + "'}"
+                    )
                     async with session.get(request_url) as resp:
                         resp = await resp.json()
-                        resp = resp['data']['result']
+                        resp = resp["data"]["result"]
                         if resp:
                             data.append(resp)
                 return data
         except aiohttp.client_exceptions.ClientConnectorError as e:
-            raise EngineException("Connection Failure: {}".format(e))
+            raise EngineException("Connection to '{}'Failure: {}".format(self.url, e))
 
-    def show(self, session, ns_id):
+    def show(self, session, ns_id, api_req=False):
+        metrics_list = self._get_vnf_metric_list(ns_id)
         loop = asyncio.new_event_loop()
         asyncio.set_event_loop(loop)
-        prom_metric = loop.run_until_complete(self._prom_metric_request(ns_id))
+        prom_metric = loop.run_until_complete(
+            self._prom_metric_request(ns_id, metrics_list)
+        )
         metric = {}
         metric_temp = []
         for index_list in prom_metric:
             for index in index_list:
-                process_metric = {'performanceValue': {'performanceValue': {}}}
-                process_metric['objectInstanceId'] = index['metric']['ns_id']
-                process_metric['performanceMetric'] = index['metric']['__name__']
-                process_metric['performanceValue']['timestamp'] = index['value'][0]
-                process_metric['performanceValue']['performanceValue']['performanceValue'] = index['value'][1]
-                process_metric['performanceValue']['performanceValue']['vnfMemberIndex'] \
-                    = index['metric']['vnf_member_index']
-                process_metric['performanceValue']['performanceValue']['vduName'] = index['metric']['vdu_name']
+                process_metric = {"performanceValue": {"performanceValue": {}}}
+                process_metric["objectInstanceId"] = index["metric"]["ns_id"]
+                process_metric["performanceMetric"] = index["metric"]["__name__"]
+                process_metric["performanceValue"]["timestamp"] = index["value"][0]
+                process_metric["performanceValue"]["performanceValue"][
+                    "performanceValue"
+                ] = index["value"][1]
+                process_metric["performanceValue"]["performanceValue"][
+                    "vnfMemberIndex"
+                ] = index["metric"]["vnf_member_index"]
+                if "vdu_name" not in index["metric"]:
+                    pass
+                else:
+                    process_metric["performanceValue"]["performanceValue"][
+                        "vduName"
+                    ] = index["metric"]["vdu_name"]
                 metric_temp.append(process_metric)
-        metric['entries'] = metric_temp
+        metric["entries"] = metric_temp
         return metric