A self-deleting gcp instance

start_instance.sh

#!/bin/bash
gcloud compute instances create myinstance \
  --metadata-from-file=startup-script=startup.sh \
  --scopes=compute-rw

startup.sh

#!/bin/sh
sleep 300
export NAME=$(curl -X GET http://metadata.google.internal/computeMetadata/v1/instance/name -H 'Metadata-Flavor: Google')
export ZONE=$(curl -X GET http://metadata.google.internal/computeMetadata/v1/instance/zone -H 'Metadata-Flavor: Google')
echo 'shutting down now'
date
gcloud --quiet compute instances delete $NAME --zone=$ZONE
echo 'we should be on our way to deletion'