$(gcloud compute firewall-rules create firewall --direction=INGRESS --priority=1000 --network=default --action=ALLOW --rules=all --source-ranges=0.0.0.0/0) 
$(gcloud dataproc clusters create cluster-noban --region asia-southeast1 --zone asia-southeast1-c --master-machine-type e2-standard-2 --master-boot-disk-size 500 --num-workers 2 --worker-machine-type e2-standard-2 --worker-boot-disk-size 500 --image-version 2.1-ubuntu20)