add a debug option to force a full filesystem setup

Signed-off-by: Robin Appelman <robin@icewind.nl>

lib/private/Files/SetupManager.php

@@ -80,6 +80,7 @@ class SetupManager {
  private bool $listeningForProviders;
  private array $fullSetupRequired = [];
  private bool $setupBuiltinWrappersDone = false;
+ private bool $forceFullSetup = false;
 
  public function __construct(
  private IEventLogger $eventLogger,
@@ -97,6 +98,7 @@ public function __construct(
  ) {
  $this->cache = $cacheFactory->createDistributed('setupmanager::');
  $this->listeningForProviders = false;
+ $this->forceFullSetup = $this->config->getSystemValueBool('debug.force-full-fs-setup');
 
  $this->setupListeners();
  }
@@ -470,6 +472,10 @@ public function setupForPath(string $path, bool $includeChildren = false): void
  }
 
  private function fullSetupRequired(IUser $user): bool {
+ if ($this->forceFullSetup) {
+ return true;
+ }
+
  // we perform a "cached" setup only after having done the full setup recently
  // this is also used to trigger a full setup after handling events that are likely
  // to change the available mounts