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Add upgrade resilience: maintenance mode, opcache reset, and 1.7.50 compat stubs

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This commit is contained in:
Andy Miller
2026-02-24 21:47:49 -07:00
parent 1c580f6d54
commit 1a7202f7f3
3 changed files with 53 additions and 0 deletions
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13
index.php
View File

@@ -20,6 +20,19 @@ if (PHP_SAPI === 'cli-server') {
}
}
// Maintenance mode during core upgrade
if (file_exists(__DIR__ . '/.upgrading')) {
if (time() - filemtime(__DIR__ . '/.upgrading') > 300) {
@unlink(__DIR__ . '/.upgrading'); // Stale flag (>5 min), remove it
} else {
http_response_code(503);
header('Retry-After: 60');
echo '<!DOCTYPE html><html><head><title>Upgrading</title></head>';
echo '<body><h1>Site Upgrading</h1><p>Please try again in a moment.</p></body></html>';
exit;
}
}
// Ensure vendor libraries exist
$autoload = __DIR__ . '/vendor/autoload.php';
if (!is_file($autoload)) {

13
system/src/Grav/Common/GPM/Installer.php
View File

@@ -298,6 +298,12 @@ class Installer
*/
public static function sophisticatedInstall($source_path, $install_path, $ignores = [], $keep_source = false)
{
// Set maintenance mode flag and clear opcache before file operations
@file_put_contents(GRAV_ROOT . '/.upgrading', date('Y-m-d H:i:s'));
if (function_exists('opcache_reset')) {
@opcache_reset();
}
foreach (new DirectoryIterator($source_path) as $file) {
if ($file->isLink() || $file->isDot() || in_array($file->getFilename(), $ignores, true)) {
continue;
@@ -325,6 +331,13 @@ class Installer
}
}
// Remove maintenance mode flag and clear opcache after file operations
@unlink(GRAV_ROOT . '/.upgrading');
clearstatcache(true);
if (function_exists('opcache_reset')) {
@opcache_reset();
}
return true;
}

27
system/src/Grav/Installer/Install.php
View File

@@ -122,6 +122,33 @@ final class Install
/** @var static */
private static $instance;
/**
* Backward-compatibility: older versions (e.g. 1.7.50) with safe-upgrade call
* forceSafeUpgrade() / getLastManifest() on the Install singleton loaded from
* the update package. These stubs prevent fatal errors when downgrading from
* a safe-upgrade-aware release to one that removed it.
*/
/** @var bool|null */
private static $forceSafeUpgrade = null;
/**
* @param bool|null $state
* @return void
*/
public static function forceSafeUpgrade(?bool $state = true): void
{
self::$forceSafeUpgrade = $state;
}
/**
* @return array|null
*/
public function getLastManifest(): ?array
{
return null;
}
/**
* @return static
*/