and Manuel Kasper array(), 'selected' => array()); $iflist['options'][""] = "All"; if (empty($pconfig['interface']) || empty($pconfig['interface'][0])) array_push($iflist['selected'], ""); foreach ($interface_addresses as $laddr => $ldescr) { $iflist['options'][$laddr] = htmlspecialchars($ldescr); if ($pconfig['interface'] && in_array($laddr, $pconfig['interface'])) array_push($iflist['selected'], $laddr); } unset($interface_addresses); return($iflist); } $closehead = false; $pgtitle = array(gettext("Services"), gettext("DNS Forwarder")); $shortcut_section = "forwarder"; include("head.inc"); if ($input_errors) print_input_errors($input_errors); if ($savemsg) print_info_box($savemsg, 'success'); if (is_subsystem_dirty('hosts')) print_info_box_np(gettext("The DNS forwarder configuration has been changed") . ".
" . gettext("You must apply the changes in order for them to take effect.")); $form = new Form(); $section = new Form_Section('General DNS Forwarder Options'); $section->addInput(new Form_Checkbox( 'enable', 'Enable', 'Enable DNS forwarder', $pconfig['enable'] ))->toggles('.toggle-dhcp', 'disable'); $section->addInput(new Form_Checkbox( 'regdhcp', 'DHCP Registration', 'Register DHCP leases in DNS forwarder', $pconfig['regdhcp'] ))->setHelp(sprintf("If this option is set, then machines that specify". " their hostname when requesting a DHCP lease will be registered". " in the DNS forwarder, so that their name can be resolved.". " You should also set the domain in %sSystem:". " General setup%s to the proper value.",'','')) ->addClass('toggle-dhcp'); $section->addInput(new Form_Checkbox( 'regdhcpstatic', 'Static DHCP', 'Register DHCP static mappings in DNS forwarder', $pconfig['regdhcpstatic'] ))->setHelp(sprintf("If this option is set, then DHCP static mappings will ". "be registered in the DNS forwarder, so that their name can be ". "resolved. You should also set the domain in %s". "System: General setup%s to the proper value.",'','')) ->addClass('toggle-dhcp'); $section->addInput(new Form_Checkbox( 'dhcpfirst', 'Prefer DHCP', 'Resolve DHCP mappings first', $pconfig['dhcpfirst'] ))->setHelp(sprintf("If this option is set, then DHCP mappings will ". "be resolved before the manual list of names below. This only ". "affects the name given for a reverse lookup (PTR).")) ->addClass('toggle-dhcp'); $group = new Form_Group('DNS Query Forwarding'); $group->add(new Form_Checkbox( 'strict_order', 'DNS Query Forwarding', 'Query DNS servers sequentially', $pconfig['strict_order'] ))->setHelp(sprintf("If this option is set, %s DNS Forwarder (dnsmasq) will ". "query the DNS servers sequentially in the order specified (System - General Setup - DNS Servers), ". "rather than all at once in parallel. ", $g['product_name'])); $group->add(new Form_Checkbox( 'domain_needed', null, 'Require domain', $pconfig['domain_needed'] ))->setHelp(sprintf("If this option is set, %s DNS Forwarder (dnsmasq) will ". "not forward A or AAAA queries for plain names, without dots or domain parts, to upstream name servers. ". "If the name is not known from /etc/hosts or DHCP then a \"not found\" answer is returned. ", $g['product_name'])); $group->add(new Form_Checkbox( 'no_private_reverse', null, 'Do not forward private reverse lookups', $pconfig['no_private_reverse'] ))->setHelp(sprintf("If this option is set, %s DNS Forwarder (dnsmasq) will ". "not forward reverse DNS lookups (PTR) for private addresses (RFC 1918) to upstream name servers. ". "Any entries in the Domain Overrides section forwarding private \"n.n.n.in-addr.arpa\" names to a specific server are still forwarded. ". "If the IP to name is not known from /etc/hosts, DHCP or a specific domain override then a \"not found\" answer is immediately returned. ", $g['product_name'])); $section->add($group); $section->addInput(new Form_Input( 'port', 'Listen Port', 'number', $pconfig['port'], ['placeholder' => '53'] ))->setHelp('The port used for responding to DNS queries. It should normally be left blank unless another service needs to bind to TCP/UDP port 53.'); $iflist = build_if_list(); $section->addInput(new Form_Select( 'interface', 'Interfaces', $iflist['selected'], $iflist['options'], true ))->setHelp('Interface IPs used by the DNS Forwarder for responding to queries from clients. If an interface has both IPv4 and IPv6 IPs, both are used. Queries to other interface IPs not selected below are discarded. ' . 'The default behavior is to respond to queries on every available IPv4 and IPv6 address.'); $section->addInput(new Form_Checkbox( 'strictbind', 'Strict binding', 'Strict interface binding', $pconfig['strictbind'] ))->setHelp('If this option is set, the DNS forwarder will only bind to the interfaces containing the IP addresses selected above, ' . 'rather than binding to all interfaces and discarding queries to other addresses.' . '

' . 'This option does NOT work with IPv6. If set, dnsmasq will not bind to IPv6 addresses.'); $section->addInput(new Form_Textarea( 'custom_options', 'Custom options', $pconfig['custom_options'] ))->setHelp('Enter any additional options you would like to add to the dnsmasq configuration here, separated by a space or newline') ->addClass('advanced'); $form->add($section); print($form); print_info_box(sprintf("If the DNS forwarder is enabled, the DHCP". " service (if enabled) will automatically serve the LAN IP". " address as a DNS server to DHCP clients so they will use". " the forwarder. The DNS forwarder will use the DNS servers". " entered in %sSystem: General setup%s". " or those obtained via DHCP or PPP on WAN if the "Allow". " DNS server list to be overridden by DHCP/PPP on WAN"". " is checked. If you don't use that option (or if you use". " a static IP address on WAN), you must manually specify at". " least one DNS server on the %sSystem:". "General setup%s page.",'','','',''), info); ?>

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