Add convenience script for testing K8s demo

demos/k8s-demo/04_test_deployment.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -euo pipefail
+
+APPLICATION_URL=$(. ./admin_config.sh; echo ${APPLICATION_URL})
+
+echo "Adding a pet..."
+curl \
+  -i \
+  -d '{"name": "Mr. Snuggles"}' \
+  -H "Content-Type: application/json" \
+  ${APPLICATION_URL}/pet
+
+echo "Checking the pets..."
+curl -i ${APPLICATION_URL}/pets

demos/k8s-demo/README.md

@@ -224,6 +224,9 @@ Date: Thu, 23 Aug 2018 12:58:16 GMT
 [{"id":1,"name":"Mr. Snuggles"}]
 ```
 
+For convenience, we've provided the `04_test_deployment.sh` script for you to
+test adding a pet and retrieving the list of pets.
+
 #### Rotate application database credentials
 
 In addition to the demo you've seen so far, you can also **rotate the DB credentials** and watch the app continue to perform as expected.