Automatically create an AWS managed certificate via the AWS Certificate Manager (ACM) and print out the certificate's validation emails. (Uses aws-cli/1.14.51)

cert_creator.sh

#!/bin/bash

# Usage
# bash cert_creator.sh *.example.com
#

DOMAIN_NAME=$1

echo "Starting script..."
echo "creating cert for $DOMAIN_NAME. Press enter to continue..."
read

cert_arn=$(aws --region us-east-1 acm request-certificate --domain-name $DOMAIN_NAME --validation-method EMAIL | jq '.CertificateArn')
cert_arn=$(sed -e 's/^"//' -e 's/"$//' <<<"$cert_arn")

echo "waiting for certificate to be initialized..."
sleep 10

echo "printing out validation emails for $cert_arn:"
aws --region us-east-1 acm describe-certificate --certificate-arn $cert_arn | jq '.Certificate.DomainValidationOptions[0].ValidationEmails'

echo "Done!"