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maintenance Build Status

Site maintenance middleware SEO friendly

How to usage

Create instance of middleware as you want (we use named constructors) and add it to middleware runner.

$date = DateTime::createFromFormat('Y-m-d H:i:s', '2025-11-30 11:12:13');

$middleware = MaintenanceMiddleware::createWithRetryAsDateTime($date, $psr17ResponseFactory);

$middlewareRunner->add($middleware);
$middlewareRunner->run();

Features

  • Setup 503 status code,
  • Supports Retry-After header (as seconds or HTTP-date),
  • Supports Redirect header (redirect page after Retry-After time).

More about this SEO practice: How to deal with planned site downtime in Google Webmaster Central Blog.

How to install

Use composer!

composer require php-middleware/maintenance

This package require PSR-17 message factory implementation to return SEO friendly response.