List AWS AMI IDs for a given marketplace product URL.

README.md

List AWS AMI IDs for a given marketplace product

Script to return AMI IDs for a given AWS region associated to a marketplace product page. Requires AWS CLI and a valid set of credentials for the aws ec2 describe-images call.

Usage

• Browse the AWS marketplace to locate the product of interest.

• Note the URL of the product page.

• Execute script for the desired region:

   $ ./listmarketplaceami.sh ap-southeast-2 "https://aws.amazon.com/marketplace/pp/B00UU272MM"
   # ami-07b6ae8cccab5644b:2020-08-24T18:38:46.000Z:NGINX Plus - Amazon Linux AMI (HVM, v1.4), provided by Nginx, Inc.

Reference

• https://docs.aws.amazon.com/cli/latest/reference/ec2/describe-images.html
• https://blog.gruntwork.io/locating-aws-ami-owner-id-and-image-name-for-packer-builds-7616fe46b49a

listmarketplaceami.sh

#!/bin/bash -e

MARKETPLACE_URL_REGEXP="^https://aws.amazon.com/marketplace/pp/[A-Z0-9]{10}(\?|$)"
MARKETPLACE_HTML_PRODUCTID_REGEXP="/marketplace/fulfillment\?productId=([a-f0-9-]+)"


function exitError {
	echo "Error: $1" >&2
	exit 1
}

if [[ (-z $1) || (-z $2) ]]; then
	echo "Usage: $(basename "$0") REGION MARKETPLACE_URL"
	exit 1
fi

# sanity check that marketplace URL given at least looks like one
if [[ ! $2 =~ $MARKETPLACE_URL_REGEXP ]]; then
	exitError "the marketplace URL given doesn't appear to be valid"
fi

# fetch product ID from marketplace page source
if [[ ! $(curl --silent "$2") =~ $MARKETPLACE_HTML_PRODUCTID_REGEXP ]]; then
	exitError "unable to extract product ID from marketplace page"
fi

# list available AMI entities associated with marketplace product ID
aws ec2 describe-images \
	--filters "Name=name,Values=*-${BASH_REMATCH[1]}-*" \
	--output text \
	--query "reverse(sort_by(Images,&CreationDate))[].[join(':',[ImageId,CreationDate,Description])]" \
	--region "$1"