gcp-firewall-rule-9300.sh

SOURCE_IP=<gke_cluster_public_ip_address>
PORT=9300

gcloud compute \
  --project=wp-search-bot \
  firewall-rules create elk-1-tcp-${PORT} \
  --description=elk-1-tcp-${PORT} \
  --direction=INGRESS \
  --priority=1000 \
  --network=default \
  --action=ALLOW \
  --rules=tcp:${PORT} \
  --source-ranges=${SOURCE_IP} \
  --target-tags=elk-1-tcp-${PORT}