Changes way metrics are collected, removing the use of mon-proxy

[osm/MON.git] / osm_mon / collector / collectors / juju.py

diff --git a/osm_mon/collector/collectors/juju.py b/osm_mon/collector/collectors/juju.py
new file mode 100644 (file)
index 0000000..162a527
--- /dev/null
+++ b/osm_mon/collector/collectors/juju.py
@@ -0,0 +1,71 @@
+# Copyright 2018 Whitestack, LLC
+# *************************************************************
+
+# This file is part of OSM Monitoring module
+# All Rights Reserved to Whitestack, LLC
+
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+
+#         http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+# For those usages not covered by the Apache License, Version 2.0 please
+# contact: bdiaz@whitestack.com or glavado@whitestack.com
+##
+import asyncio
+import logging
+from multiprocessing import Queue
+
+from n2vc.vnf import N2VC
+
+from osm_mon.collector.collectors.base import BaseCollector
+from osm_mon.collector.metric import Metric
+from osm_mon.common.common_db_client import CommonDbClient
+from osm_mon.core.settings import Config
+
+log = logging.getLogger(__name__)
+
+
+class VCACollector(BaseCollector):
+    def __init__(self):
+        cfg = Config.instance()
+        self.common_db = CommonDbClient()
+        self.loop = asyncio.get_event_loop()
+        self.n2vc = N2VC(server=cfg.OSMMON_VCA_HOST, user=cfg.OSMMON_VCA_USER, secret=cfg.OSMMON_VCA_SECRET)
+
+    def collect(self, vnfr: dict, queue: Queue):
+        vca_model_name = 'default'
+        nsr_id = vnfr['nsr-id-ref']
+        vnf_member_index = vnfr['member-vnf-index-ref']
+        vnfd = self.common_db.get_vnfd(vnfr['vnfd-id'])
+        for vdur in vnfr['vdur']:
+            nsr = self.common_db.get_nsr(nsr_id)
+            vdu = next(
+                filter(lambda vdu: vdu['id'] == vdur['vdu-id-ref'], vnfd['vdu'])
+            )
+            if 'vdu-configuration' in vdu and 'metrics' in vdu['vdu-configuration']:
+                vnf_name_vca = self.n2vc.FormatApplicationName(nsr['name'], vnf_member_index, vdur['vdu-id-ref'])
+                metrics = self.loop.run_until_complete(self.n2vc.GetMetrics(vca_model_name, vnf_name_vca))
+                log.debug('Metrics: %s', metrics)
+                for metric_list in metrics.values():
+                    for metric in metric_list:
+                        log.debug("Metric: %s", metric)
+                        metric = Metric(nsr_id, vnf_member_index, vdur['name'], metric['key'], float(metric['value']))
+                        queue.put(metric)
+            if 'vnf-configuration' in vnfr and 'metrics' in vnfr['vnf-configuration']:
+                vnf_name_vca = self.n2vc.FormatApplicationName(nsr['name'], vnf_member_index, vdur['vdu-id-ref'])
+                metrics = self.loop.run_until_complete(self.n2vc.GetMetrics(vca_model_name, vnf_name_vca))
+                log.debug('Metrics: %s', metrics)
+                for metric_list in metrics.values():
+                    for metric in metric_list:
+                        log.debug("Metric: %s", metric)
+                        metric = Metric(nsr_id, vnf_member_index, vdur['name'], metric['key'], float(metric['value']))
+                        queue.put(metric)
+            # TODO (diazb): Implement vnf-configuration config