diff options
Diffstat (limited to 'usr/local/www/services_dhcp.php')
| -rwxr-xr-x | usr/local/www/services_dhcp.php | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/usr/local/www/services_dhcp.php b/usr/local/www/services_dhcp.php index ea5af18..122912d 100755 --- a/usr/local/www/services_dhcp.php +++ b/usr/local/www/services_dhcp.php @@ -216,6 +216,12 @@ if ($_POST) { $input_errors[] = gettext("A valid IP address must be specified for the gateway."); if (($_POST['wins1'] && !is_ipaddrv4($_POST['wins1'])) || ($_POST['wins2'] && !is_ipaddrv4($_POST['wins2']))) $input_errors[] = gettext("A valid IP address must be specified for the primary/secondary WINS servers."); + $parent_ip = get_interface_ip($_POST['if']); + if (is_ipaddrv4($parent_ip) && $_POST['gateway']) { + $parent_sn = get_interface_subnet($_POST['if']); + if(!ip_in_subnet($_POST['gateway'], gen_subnet($parent_ip, $parent_sn) . "/" . $parent_sn) && !ip_in_interface_alias_subnet($_POST['if'], $_POST['gateway'])) + $input_errors[] = sprintf(gettext("The gateway address %s does not lie within the chosen interface's subnet."), $_POST['gateway']); + } if (($_POST['dns1'] && !is_ipaddrv4($_POST['dns1'])) || ($_POST['dns2'] && !is_ipaddrv4($_POST['dns2']))) $input_errors[] = gettext("A valid IP address must be specified for the primary/secondary DNS servers."); |
