Merge pull request #40261 from nextcloud/backport/40234/stable25

[stable25] enh: skip processing for empty response
nextcloud · Sep 5, 2023 · 41e0fcf · 41e0fcf
2 parents cb607b5 + 07ab666
commit 41e0fcf
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/private/Http/Client/DnsPinMiddleware.php b/lib/private/Http/Client/DnsPinMiddleware.php
@@ -25,6 +25,7 @@
  */
 namespace OC\Http\Client;
 
+use OCP\Http\Client\LocalServerException;
 use Psr\Http\Message\RequestInterface;
 
 class DnsPinMiddleware {
@@ -127,6 +128,10 @@ public function addDnsPinning() {
 
 				$targetIps = $this->dnsResolve(idn_to_utf8($hostName), 0);
 
+				if (empty($targetIps)) {
+					throw new LocalServerException('No DNS record found for ' . $hostName);
+				}
+
 				$curlResolves = [];
 
 				foreach ($ports as $port) {