Remove dangling resources that can affect terraform after nuking an AWS account.

cleanup.sh

#!/bin/bash

set -e

workspace="$1"
environment="$2"
state_bucket="${3:-terraform-state-bucket}"

usage(){
  echo "Usage: $0 [workspace_name] [environment_name] (state_bucket_optional)"
  exit 3
}

delete_things(){
  aws s3 rm --recursive s3://${state_bucket}/state_subdirectory/${workspace}/
  aws dynamodb delete-item --table-name terraform-state-lock --key '{"LockID": {"S": "'${state_bucket}/state_subdirectory/${workspace}/state_file.tfstate'"}}'
  aws dynamodb delete-item --table-name terraform-state-lock --key '{"LockID": {"S": "'${state_bucket}/state_subdirectory/${workspace}/state_file.tfstate-md5'"}}'
  # KMS goes here when I know what to delete
}

main(){
if [[ -z $workspace || -z $environment || -z $state_bucket ]] ; then
  usage
fi
  echo "AWS Profile: ${AWS_PROFILE}"
  echo "Workspace: ${workspace}"
  echo "Environment: ${environment}"
  read -p "Continue? " yn
  case $yn in
      [Yy]* ) delete_things;;
      [Nn]* ) exit;;
      * ) echo "Please answer yes or no.";;
  esac
}

main