Ravi Sir's Cards › AWS
Safe script header
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
Read card text
What this card says
Why do we need it?
Stop on errors.
What is it?
Fail on unset variables.
How to do it
Fail inside pipes too.
Example
Top of every script.
set -euo pipefail