create aws profile script for CircleCI

aws-credentials.sh

#!/bin/bash
set -e
set -u

# Create credentials
mkdir ~/.aws
touch ~/.aws/config
chmod 600 ~/.aws/config
echo "[profile $1]" >> ~/.aws/config
echo "region = us-east-2" >> ~/.aws/config
echo "aws_access_key_id=$AWS_ACCESS_KEY_ID" >> ~/.aws/config
echo "aws_secret_access_key=$AWS_SECRET_ACCESS_KEY" >> ~/.aws/config

create your profile running bash aws-credentials.sh my-profile and use it in --profile my-profile argument on aws-cli