add try except for LB switch test

e2e/tests/test_e2e.py

@@ -159,6 +159,7 @@ class EndToEndTestCase(unittest.TestCase):
         k8s = self.k8s
         cluster_label = 'application=spilo,cluster-name=acid-minimal-cluster'
 
+        try:
             # enable load balancer services
             pg_patch_enable_lbs = {
                 "spec": {
@@ -199,6 +200,10 @@ class EndToEndTestCase(unittest.TestCase):
             self.assertEqual(repl_svc_type, 'ClusterIP',
                              "Expected ClusterIP service type for replica, found {}".format(repl_svc_type))
 
+        except timeout_decorator.TimeoutError:
+            print('Operator log: {}'.format(k8s.get_operator_log()))
+            raise
+
     @timeout_decorator.timeout(TEST_TIMEOUT_SEC)
     def test_lazy_spilo_upgrade(self):
         '''
@@ -234,7 +239,8 @@ class EndToEndTestCase(unittest.TestCase):
             # lazy update works if the restarted pod and older pods run different Spilo versions
             new_image = k8s.get_effective_pod_image(pod0)
             old_image = k8s.get_effective_pod_image(pod1)
-            self.assertNotEqual(new_image, old_image, "Lazy updated failed: pods have the same image {}".format(new_image))
+            self.assertNotEqual(new_image, old_image,
+                                "Lazy updated failed: pods have the same image {}".format(new_image))
 
             # sanity check
             assert_msg = "Image {} of a new pod differs from {} in operator conf".format(new_image, conf_image)