diff options
Diffstat (limited to 'lib/private/Http/Client/DnsPinMiddleware.php')
| -rw-r--r-- | lib/private/Http/Client/DnsPinMiddleware.php | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/private/Http/Client/DnsPinMiddleware.php b/lib/private/Http/Client/DnsPinMiddleware.php index fcf0818ebb9..50e07f8c34d 100644 --- a/lib/private/Http/Client/DnsPinMiddleware.php +++ b/lib/private/Http/Client/DnsPinMiddleware.php @@ -57,17 +57,21 @@ class DnsPinMiddleware { $soaDnsEntry = $this->soaRecord($target); $dnsNegativeTtl = $soaDnsEntry['minimum-ttl'] ?? null; + $canHaveCnameRecord = true; $dnsTypes = \defined('AF_INET6') || @inet_pton('::1') ? [DNS_A, DNS_AAAA, DNS_CNAME] : [DNS_A, DNS_CNAME]; foreach ($dnsTypes as $dnsType) { + if ($canHaveCnameRecord === false && $dnsType === DNS_CNAME) { + continue; + } + if ($this->negativeDnsCache->isNegativeCached($target, $dnsType)) { continue; } $dnsResponses = $this->dnsGetRecord($target, $dnsType); - $canHaveCnameRecord = true; if ($dnsResponses !== false && count($dnsResponses) > 0) { foreach ($dnsResponses as $dnsResponse) { if (isset($dnsResponse['ip'])) { |