EC2のリージョン一覧を取得する

get_az.sh

#!/bin/bash

REGIONS=( \
    "us-east-1" \
    "us-west-1" \
    "us-west-2" \
    "eu-west-1" \
    "sa-east-1" \
    "ap-southeast-1" \
    "ap-southeast-2" \
    "ap-northeast-1"
)

for (( I = 0; I < ${#REGIONS[@]}; ++I ))
do
    aws ec2 describe-availability-zones --region ${REGIONS[$I]} --output text
done