diff options
| author | georglauterbach <44545919+georglauterbach@users.noreply.github.com> | 2024-10-13 08:21:03 +0000 |
|---|---|---|
| committer | backportbot[bot] <backportbot[bot]@users.noreply.github.com> | 2024-11-14 10:45:23 +0000 |
| commit | c97cb962eeca14e8f031b8727342539a74267c3a (patch) | |
| tree | 86ba02037c9707e8f06372bedb4526c96986d8e0 /lib/private/Http/Client/DnsPinMiddleware.php | |
| parent | e75ed32cacc9516071a883d6dbcf88c6bd19ee1b (diff) | |
| download | nextcloud-server-c97cb962eeca14e8f031b8727342539a74267c3a.tar.gz nextcloud-server-c97cb962eeca14e8f031b8727342539a74267c3a.zip | |
fix: do not query CNAME if A succeeded already
Signed-off-by: georglauterbach <44545919+georglauterbach@users.noreply.github.com>
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'])) { |