Fix for the coredns configmap update: the corefile was not updated, even though a different cache size is set up in the test parameters.

Author: Tanzp01

dns/py/params.py

@@ -160,7 +160,11 @@ def is_relevant(self, attributes):
   def set(self, inputs, value):
     if value > 0:
       cf = inputs.configmap_yaml['data']['Corefile']
-      cfList = cf.decode().split("\n")
+      # fix the cf type so that it works also for python3
+      if(type(cf) == str):
+        cfList = cf.split("\n")
+      else:
+        cfList = cf.decode().split("\n")
       cfList.insert(1,
                     "  cache {\n"
                     "    success " + repr(value) + "\n"

dns/py/runner.py

@@ -124,7 +124,7 @@ def go(self):
             self._create(inputs.deployment_yaml)
             self._create(self.service_yaml)
             if self.configmap_yaml is not None:
-              self._create(self.configmap_yaml)
+              self._create(inputs.configmap_yaml)
             self._wait_for_status(True)
           test_threads=[]
           #Spawn off a thread to run the test case in each client pod simultaneously.