scripts: catch / retry in connect_logging.sh

Author: pinheadmz

resources/scripts/connect_logging.sh

@@ -1,8 +1,16 @@
 #!/bin/bash
-set -e
+# NO `set -e` here so an error does not exit the script
 
 POD_NAME=$(kubectl get pods --namespace warnet-logging -l "app.kubernetes.io/name=grafana,app.kubernetes.io/instance=loki-grafana" -o jsonpath="{.items[0].metadata.name}")
 
 echo "Go to http://localhost:3000"
+echo "Grafana pod name: ${POD_NAME}"
 
-kubectl --namespace warnet-logging port-forward "${POD_NAME}" 3000
+while true; do
+  echo "Attempting to start Grafana port forwarding"
+  kubectl --namespace warnet-logging port-forward "${POD_NAME}" 3000 2>&1
+  echo "Grafana port forwarding exited with status: $?"
+  sleep 5
+done;
+
+echo "warnet-logging port-forward exited"