1 files changed, 26 insertions, 23 deletions

diff --git a/yardstick/network_services/collector/subscriber.py b/yardstick/network_services/collector/subscriber.py
index 4dc5a796e..0c6d97771 100644
--- a/yardstick/network_services/collector/subscriber.py
+++ b/yardstick/network_services/collector/subscriber.py
@@ -11,63 +11,66 @@
 # 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.
-"""This module implements stub for publishing results in yardstick format."""
+
 import logging
 
 from yardstick.network_services.nfvi.resource import ResourceProfile
 from yardstick.network_services.utils import get_nsb_option
 
+
 LOG = logging.getLogger(__name__)
 
 
 class Collector(object):
     """Class that handles dictionary of results in yardstick-plot format."""
 
-    def __init__(self, vnfs, nodes, traffic_profile, timeout=3600):
+    def __init__(self, vnfs, contexts_nodes, timeout=3600):
         super(Collector, self).__init__()
-        self.traffic_profile = traffic_profile
         self.vnfs = vnfs
-        self.nodes = nodes
-        self.timeout = timeout
+        self.nodes = contexts_nodes
         self.bin_path = get_nsb_option('bin_path', '')
-        self.resource_profiles = {node_name: ResourceProfile.make_from_node(node, self.timeout)
-                                  for node_name, node in self.nodes.items()
-                                  if node.get("collectd")}
+        self.resource_profiles = {}
+
+        for ctx_name, nodes in ((ctx_name, nodes) for (ctx_name, nodes)
+                                in contexts_nodes.items() if nodes):
+            for node in (node for node in nodes
+                         if node and node.get('collectd')):
+                name = ".".join([node['name'], ctx_name])
+                self.resource_profiles.update(
+                    {name: ResourceProfile.make_from_node(node, timeout)})
 
     def start(self):
-        """Nothing to do, yet"""
         for resource in self.resource_profiles.values():
             resource.initiate_systemagent(self.bin_path)
             resource.start()
             resource.amqp_process_for_nfvi_kpi()
 
+        for vnf in self.vnfs:
+            vnf.start_collect()
+
     def stop(self):
-        """Nothing to do, yet"""
+        for vnf in self.vnfs:
+            vnf.stop_collect()
+
         for resource in self.resource_profiles.values():
             resource.stop()
 
     def get_kpi(self):
         """Returns dictionary of results in yardstick-plot format
 
-        :return:
+        :return: (dict) dictionary of kpis collected from the VNFs;
+                 the keys are the names of the VNFs.
         """
         results = {}
         for vnf in self.vnfs:
             # Result example:
             # {"VNF1: { "tput" : [1000, 999] }, "VNF2": { "latency": 100 }}
-            LOG.debug("collect KPI for %s", vnf.name)
+            LOG.debug("collect KPI for vnf %s", vnf.name)
             results[vnf.name] = vnf.collect_kpi()
 
         for node_name, resource in self.resource_profiles.items():
-            # Result example:
-            # {"VNF1: { "tput" : [1000, 999] }, "VNF2": { "latency": 100 }}
-            LOG.debug("collect KPI for %s", node_name)
-            if resource.check_if_sa_running("collectd")[0] != 0:
-                continue
-
-            try:
-                results[node_name] = {"core": resource.amqp_collect_nfvi_kpi()}
-                LOG.debug("%s collect KPIs %s", node_name, results[node_name]['core'])
-            except Exception:
-                LOG.exception("")
+            LOG.debug("collect KPI for nfvi_node %s", node_name)
+            results[node_name] = {"core": resource.amqp_collect_nfvi_kpi()}
+            LOG.debug("%s collect KPIs %s", node_name, results[node_name]['core'])
+
         return results