added missing parameters to node-network-filter + added default values

Signed-off-by: Tullio Sebastiani <tsebasti@redhat.com>

scenarios/kube/node-network-filter.yml

@@ -1,14 +1,16 @@
 - id: node_network_filter
   image: "quay.io/krkn-chaos/krkn-network-chaos:latest"
-  wait_duration: 300
-  test_duration: 100
-  label_selector: "kubernetes.io/hostname=minikube"
+  wait_duration: 1
+  test_duration: 10
+  label_selector: "<node_selector>"
   namespace: 'default'
   instance_count: 1
   execution: parallel
   ingress: false
   egress: true
-  target: ''
+  target: '<node_name>'
   interfaces: []
   ports:
-    - 53
+    - 2309
+  protocols:
+    - tcp

scenarios/kube/pod-network-filter.yml

@@ -2,13 +2,13 @@
   image: "quay.io/krkn-chaos/krkn-network-chaos:latest"
   wait_duration: 1
   test_duration: 60
-  label_selector: "app=network-attacked"
+  label_selector: "<pod_selector>"
   namespace: 'default'
   instance_count: 1
   execution: parallel
   ingress: false
   egress: true
-  target: ""
+  target: "<pod_name>"
   interfaces: []
   protocols:
     - tcp