Fix setting `flow` configuration in TC yaml

The `flow` configuration is not applied to the traffic
profile if `seed` or `count` option is missing in the
TC definition.

- Fix `seed` backward compatibility.

JIRA: YARDSTICK-1383

Change-Id: Ic874fb2be1c13009f94eb3a80194bfe81d7a923b
Signed-off-by: Mytnyk, Volodymyr <volodymyrx.mytnyk@intel.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/yardstick/benchmark/scenarios/networking/vnf_generic.py b/yardstick/benchmark/scenarios/networking/vnf_generic.py
index 10f10d4e6..4884e57a8 100644
--- a/yardstick/benchmark/scenarios/networking/vnf_generic.py
+++ b/yardstick/benchmark/scenarios/networking/vnf_generic.py
@@ -117,8 +117,12 @@ class NetworkServiceTestCase(scenario_base.Scenario):
             for index, dst_port in enumerate(fflow.get("dst_port", [])):
                 flow["dst_port_{}".format(index)] = dst_port
 
-            flow["count"] = fflow["count"]
-            flow["seed"] = fflow["seed"]
+            if "count" in fflow:
+                flow["count"] = fflow["count"]
+
+            if "seed" in fflow:
+                flow["seed"] = fflow["seed"]
+
         except KeyError:
             flow = {}
         return {"flow": flow}