Minor changes around running pods and catching error in infrastructure roles.

e2e/tests/k8s_api.py

@@ -60,7 +60,9 @@ class K8s:
             'default', label_selector='name=postgres-operator'
         ).items
 
-        if pods:
+        pods = list(filter(lambda x: x.status.phase=='Running', pods))
+
+        if len(pods):
             return pods[0]
 
         return None

e2e/tests/test_e2e.py

@@ -284,6 +284,7 @@ class EndToEndTestCase(unittest.TestCase):
             # operator configuration via API
 
             def verify_role():
+                try:
                     operator_pod = k8s.get_operator_pod()
                     get_config_cmd = "wget --quiet -O - localhost:8080/config"
                     result = k8s.exec_with_kubectl(operator_pod.metadata.name, get_config_cmd)
@@ -306,6 +307,8 @@ class EndToEndTestCase(unittest.TestCase):
                             "Origin": 2,
                         })
                         return True
+                except:
+                    pass
 
                 return False