#!/bin/bash
# set -x

TAG_FILTER="Name=tag:Name,Values=zdt-alpine-3.18*dev*" #-dev" #kubezero*"
#TAG_FILTER="Name=tag:Name,Values=zdt-alpine-*kubezero*1.28*"

echo "Are you really sure to delete AMIs matching \"$TAG_FILTER\" ?"
read

#for r in $(aws ec2 describe-regions --query "Regions[].{Name:RegionName}" --output text); do
for r in eu-central-1 us-west-2 ap-southeast-2 ca-central-1 us-east-1 us-west-1; do
  amis=$(aws ec2 describe-images --region $r --owners self --output json --filters $TAG_FILTER | jq -r '.Images[].ImageId')
	for a in $amis; do
    aws ec2 deregister-image --region $r --image-id $a && echo "Deleted AMI $a in $r"
  done

  # failed AMIs
  amis=$(aws ec2 describe-images --region $r --owners self --output json --filters Name=state,Values=failed | jq -r '.Images[].ImageId')
	for a in $amis; do
    aws ec2 deregister-image --region $r --image-id $a && echo "Deleted AMI $a in $r"
  done
  amis=$(aws ec2 describe-images --region $r --owners self --output json --query 'Images[? ! not_null(Tags)].{ID:ImageId,Name:Tags[?Key==`Name`]|[0].Value}' | jq -r '.[].ID')
	for a in $amis; do
    aws ec2 deregister-image --region $r --image-id $a && echo "Deleted AMI $a in $r"
  done

	snapshots=$(aws ec2 describe-snapshots --region $r --owner-ids self --output json --filters $TAG_FILTER | jq -r '.Snapshots[].SnapshotId')
	for s in $snapshots; do
    aws ec2 delete-snapshot --snapshot-id $s --region $r && echo "Deleted snapshot $s in $r"
  done

  # delete orphaned snapshots
  snapshots=$(aws ec2 describe-snapshots --region $r --owner-ids self --output json --query 'Snapshots[? ! not_null(Tags)].{ID:SnapshotId,Time:StartTime,Name:Tags[?Key==`Name`]|[0].Value}' | jq -r '.[].ID')
	for s in $snapshots; do
    aws ec2 delete-snapshot --snapshot-id $s --region $r && echo "Deleted snapshot $s in $r"
  done
done