Adding dnswatch support.

Obtained-from: m0n0wall

1 files changed, 19 insertions, 0 deletions

diff --git a/etc/inc/util.inc b/etc/inc/util.inc
index 487efed..7c46eac 100644
--- a/etc/inc/util.inc
+++ b/etc/inc/util.inc
@@ -555,4 +555,23 @@ function mac_format($clientmac) {
     }
 }
 
+function resolve_retry($hostname, $retries = 5) {
+
+       if (is_ipaddr($hostname))
+               return $hostname;
+
+       for ($i = 0; $i < $retries; $i++) {
+               $ip = gethostbyname($hostname);
+
+               if ($ip && $ip != $hostname) {
+                       /* success */
+                       return $ip;
+               }
+
+               sleep(1);
+       }
+
+       return false;
+}
+
 ?>
\ No newline at end of file