example logging curl command for CFN custom resources

custom-resource-log.js

module.exports = async message => {
  /* Custom resources have timeouts on the order of hours. If a resource fails
   * to deploy, we can look at the logs to at least be able to manually fail the
   * resource action so we can try again quickly. */
  const failureResponse = {
    Status: 'FAILED',
    Reason: 'Manually cancelled',
    PhysicalResourceId: message.PhysicalResourceId || 'resource',
    StackId: message.StackId,
    RequestId: message.RequestId,
    LogicalResourceId: message.LogicalResourceId
  };

  console.log('To forcibly fail this provision, execute this cURL command:');
  console.log(`curl -X PUT '${message.ResponseURL}' -H 'Content-Type:' -d '${JSON.stringify(failureResponse)}'`);
  // more code goes here...
 }