list current AWS windows AMIs

ec2-list-windows-amis.sh

#!/usr/bin/env bash

# Stupid script to find the most recent windows AMIs from Amazon
# because I'm tired of hunting for them every time.

WINDOWS_YEARS="2025 2022 2019"

function bye() {
	echo "Error: $1"
	exit 1
}

function get_latest_windows_ami() {
	year_edition="$1"
	[ -n "$year_edition" ] || bye "Missing argument for year (ie 2019, 2022, 2025)"
	aws ec2 describe-images \
		--owners amazon \
		--filters "Name=name,Values=Windows_Server-${year_edition}-English-Full-Base*"  \
		--query 'sort_by(Images, &CreationDate)[].[Name, ImageId]' | jq -r '. | last | @tsv'

}

account_name="$(aws iam list-account-aliases | jq -r '.AccountAliases[0]')"
account_id="$(aws sts get-caller-identity --query 'Account' --output text)"
current_region="$(aws configure get region)"

>&2 echo "account: $account_name ($account_id) region: $current_region" 

for year in $WINDOWS_YEARS; do
	printf "%60s %s\n" "$(get_latest_windows_ami "$year")"
done