/**
 * Create Image Action Sample
 * Creates an AMI that uses an Amazon EBS root device from a "running" or "stopped" instance.
 * AMIs that use an Amazon EBS root device boot faster than AMIs that use instance stores. They can be
 * up to 1 TiB in size, use storage that persists on instance failure, and can be stopped and started.  
 * @param Amazon_EC2_Interface $service instance of Amazon_EC2_Interface
 * @param mixed $request Amazon_EC2_Model_CreateImage or array of parameters
 */
function invokeCreateImage(Amazon_EC2_Interface $service, $request)
{
    try {
        $response = $service->createImage($request);
        echo "Service Response\n";
        echo "=============================================================================\n";
        echo "        CreateImageResponse\n";
        if ($response->isSetResponseMetadata()) {
            echo "            ResponseMetadata\n";
            $responseMetadata = $response->getResponseMetadata();
            if ($responseMetadata->isSetRequestId()) {
                echo "                RequestId\n";
                echo "                    " . $responseMetadata->getRequestId() . "\n";
            }
        }
        if ($response->isSetCreateImageResult()) {
            echo "            CreateImageResult\n";
            $createImageResult = $response->getCreateImageResult();
            if ($createImageResult->isSetImageId()) {
                echo "                ImageId\n";
                echo "                    " . $createImageResult->getImageId() . "\n";
            }
        }
    } catch (Amazon_EC2_Exception $ex) {
        echo "Caught Exception: " . $ex->getMessage() . "\n";
        echo "Response Status Code: " . $ex->getStatusCode() . "\n";
        echo "Error Code: " . $ex->getErrorCode() . "\n";
        echo "Error Type: " . $ex->getErrorType() . "\n";
        echo "Request ID: " . $ex->getRequestId() . "\n";
        echo "XML: " . $ex->getXML() . "\n";
    }
}