update gettign STATUSCODE TO support redirect as well

Author: do-joe

helm/templates/loadgenerator.yaml

@@ -74,7 +74,7 @@ spec:
           RETRY_INTERVAL=10
           for i in $(seq 1 $MAX_RETRIES); do
             echo "Attempt $i: Pinging frontend: ${FRONTEND_ADDR}..."
-            STATUSCODE=$(wget --server-response http://${FRONTEND_ADDR} 2>&1 | awk '/^  HTTP/{print $2}')
+            STATUSCODE=$(wget --server-response http://${FRONTEND_ADDR} 2>&1 | awk '/^  HTTP/{code=$2} END{print code}')
             if [ $STATUSCODE -eq 200 ]; then
                 echo "Frontend is reachable."
                 exit 0