Do not start collectd twice when SampleVNF is running on Baremetal

JIRA: YARDSTICK-1167

Change-Id: I7591bbb2a84ee4039a20c5da2914f1e374299015
Signed-off-by: Chornyi, TarasX <tarasx.chornyi@intel.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/yardstick/network_services/vnf_generic/vnf/base.py b/yardstick/network_services/vnf_generic/vnf/base.py
index a776b0989..9ceac3167 100644
--- a/yardstick/network_services/vnf_generic/vnf/base.py
+++ b/yardstick/network_services/vnf_generic/vnf/base.py
@@ -195,6 +195,18 @@ class GenericVNF(object):
         :return: {"kpi": value, "kpi2": value}
         """
 
+    @abc.abstractmethod
+    def start_collect(self):
+        """Start KPI collection
+        :return: None
+        """
+
+    @abc.abstractmethod
+    def stop_collect(self):
+        """Stop KPI collection
+        :return: None
+        """
+
 
 @six.add_metaclass(abc.ABCMeta)
 class GenericTrafficGen(GenericVNF):
@@ -254,3 +266,23 @@ class GenericTrafficGen(GenericVNF):
         :return: True/False
         """
         pass
+
+    def start_collect(self):
+        """Start KPI collection.
+
+        Traffic measurements are always collected during injection.
+
+        Optional.
+
+        :return: True/False
+        """
+        pass
+
+    def stop_collect(self):
+        """Stop KPI collection.
+
+        Optional.
+
+        :return: True/False
+        """
+        pass