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authorChris Buechler <cmb@pfsense.org>2016-02-06 01:32:13 -0600
committerChris Buechler <cmb@pfsense.org>2016-02-06 01:32:13 -0600
commit7b03ef633aeadd8b128c69fbd1c89990004810e7 (patch)
tree1c0192157944799fe410d28dfa12f8faf216e6f0 /src/usr/local
parentd20dd6589ac43905556d82a77973a5552bea2aed (diff)
downloadpfsense-7b03ef633aeadd8b128c69fbd1c89990004810e7.zip
pfsense-7b03ef633aeadd8b128c69fbd1c89990004810e7.tar.gz
Verify a DNS server exists before allowing enabling of forwarding mode. Ticket #4747
Diffstat (limited to 'src/usr/local')
-rw-r--r--src/usr/local/www/services_unbound.php26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/usr/local/www/services_unbound.php b/src/usr/local/www/services_unbound.php
index 48f017a..5a35ddb 100644
--- a/src/usr/local/www/services_unbound.php
+++ b/src/usr/local/www/services_unbound.php
@@ -141,6 +141,32 @@ if ($_POST) {
}
}
+ // forwarding mode requires having valid DNS servers
+ if (isset($pconfig['forwarding'])) {
+ $founddns = false;
+ if (isset($config['system']['dnsallowoverride'])) {
+ $a_gateways = return_gateways_array();
+ if (is_array($a_gateways)) {
+ foreach ($a_gateways as $gateway) {
+ if ($gateway['dynamic'] == true) {
+ // assume DNS is being obtained dynamically
+ $founddns = true;
+ }
+ }
+ }
+ }
+ if (is_array($config['system']['dnsserver'])) {
+ foreach ($config['system']['dnsserver'] as $dnsserver) {
+ if (is_ipaddr($dnsserver)) {
+ $founddns = true;
+ }
+ }
+ }
+ if ($founddns == false) {
+ $input_errors[] = gettext("At least one DNS server must be specified under System>General Setup to enable Forwarding mode.");
+ }
+ }
+
if (empty($pconfig['active_interface'])) {
$input_errors[] = gettext("One or more Network Interfaces must be selected for binding.");
} else if (!isset($config['system']['dnslocalhost']) && (!in_array("lo0", $pconfig['active_interface']) && !in_array("all", $pconfig['active_interface']))) {
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