Add pod scenarios for custom app

Signed-off-by: mjulie <mjulie@in.ibm.com>

docs/pod_scenarios.md

@@ -4,7 +4,7 @@ Kraken consumes [Powerfulseal](https://github.com/powerfulseal/powerfulseal) und
 
 #### Pod chaos scenarios
 Following are the components of Kubernetes/OpenShift for which a basic chaos scenario config exists today. Adding a new pod based scenario is as simple as adding a new config under scenarios directory and defining it in the config.
-For example, for adding a pod level scenario for a custom application, refer to the sample scenario (customapp_pod.yaml and post_action_customapp_pod.py) provided in the scenarios directory.
+For example, for adding a pod level scenario for a custom application, refer to the sample scenario (customapp_pod.yaml) provided in the scenarios directory.
 
 Component                | Description                                                                                        | Working
 ------------------------ | ---------------------------------------------------------------------------------------------------| ------------------------- |

scenarios/post_action_customapp_pod.py

@@ -1,23 +0,0 @@
-#!/usr/bin/env python3
-import subprocess
-import logging
-
-
-def run(cmd):
-    try:
-        output = subprocess.Popen(cmd, shell=True,
-                                  universal_newlines=True, stdout=subprocess.PIPE,
-                                  stderr=subprocess.STDOUT)
-        (out, err) = output.communicate()
-        logging.info("out " + str(out))
-    except Exception as e:
-        logging.error("Failed to run %s, error: %s" % (cmd, e))
-    return out
-
-
-pods_running = run("oc get pods -n acme-air | grep -c Running").rstrip()
-
-if pods_running == str(8):
-    print("There were 8 pods running properly")
-else:
-    print("ERROR there were " + str(pods_running) + " pods running instead of 8")