Merge pull request 'add podStatus' (#27) from issue-24-liveness-page into testing

Reviewed-on: #27

app/app.py

@@ -71,6 +71,16 @@ def forbidden(e):
 def ISEerror(e):
     return render_template('errors/500.html', NODE_NAME=NODE_NAME, POD_NAME=POD_NAME), 500
 
+# Pod Status route
+@app.route('/podStatus')
+def podStatus():
+    blankPage = ""
+    try:
+        db.engine.connect().close()
+        return blankPage, 200
+    except:
+        return blankPage, 500
+
 # Index route
 @app.route('/')
 def index():