PHP get_interface_subnet函数代码示例

     if ($ipaddr_int == $lansubnet_start) {
         $input_errors[] = sprintf(gettext("The IP address cannot be the %s network address."), $ifcfgdescr);
     }
     if ($ipaddr_int == $lansubnet_end) {
         $input_errors[] = sprintf(gettext("The IP address cannot be the %s broadcast address."), $ifcfgdescr);
     }
 }
 if ($_POST['gateway'] && !is_ipaddrv4($_POST['gateway'])) {
     $input_errors[] = gettext("A valid IP address must be specified for the gateway.");
 }
 if ($_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']) || $_POST['dns3'] && !is_ipaddrv4($_POST['dns3']) || $_POST['dns4'] && !is_ipaddrv4($_POST['dns4'])) {
     $input_errors[] = gettext("A valid IP address must be specified for each of the DNS servers.");
 }
 if ($_POST['deftime'] && (!is_numeric($_POST['deftime']) || $_POST['deftime'] < 60)) {
     $input_errors[] = gettext("The default lease time must be at least 60 seconds.");
 }
 if ($_POST['maxtime'] && (!is_numeric($_POST['maxtime']) || $_POST['maxtime'] < 60 || $_POST['maxtime'] <= $_POST['deftime'])) {
     $input_errors[] = gettext("The maximum lease time must be at least 60 seconds and higher than the default lease time.");
 }
 if ($_POST['ddnsdomain'] && !is_domain($_POST['ddnsdomain'])) {
     $input_errors[] = gettext("A valid domain name must be specified for the dynamic DNS registration.");

}
require "guiconfig.inc";
$if = $_GET['if'];
if ($_POST['if']) {
    $if = $_POST['if'];
}
if (!$if) {
    header("Location: services_dhcp.php");
    exit;
}
if (!is_array($config['dhcpd'][$if]['staticmap'])) {
    $config['dhcpd'][$if]['staticmap'] = array();
}
$a_maps =& $config['dhcpd'][$if]['staticmap'];
$ifcfgip = get_interface_ip($if);
$ifcfgsn = get_interface_subnet($if);
$ifcfgdescr = convert_friendly_interface_to_friendly_descr($if);
$id = $_GET['id'];
if (isset($_POST['id'])) {
    $id = $_POST['id'];
}
if (isset($id) && $a_maps[$id]) {
    $pconfig['mac'] = $a_maps[$id]['mac'];
    $pconfig['hostname'] = $a_maps[$id]['hostname'];
    $pconfig['ipaddr'] = $a_maps[$id]['ipaddr'];
    $pconfig['descr'] = base64_decode($a_maps[$id]['descr']);
} else {
    $pconfig['mac'] = $_GET['mac'];
    $pconfig['hostname'] = $_GET['hostname'];
    $pconfig['descr'] = $_GET['descr'];
}

             if ($rule['destination']['address'] == $a_vip[$_GET['id']]['subnet']) {
                 $input_errors[] = gettext("This entry cannot be deleted because it is still referenced by at least one NAT mapping.");
                 break;
             }
         }
     }
 }
 if (is_ipaddrv6($a_vip[$_GET['id']]['subnet'])) {
     $is_ipv6 = true;
     $subnet = gen_subnetv6($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);
     $if_subnet_bits = get_interface_subnetv6($a_vip[$_GET['id']]['interface']);
     $if_subnet = gen_subnetv6(get_interface_ipv6($a_vip[$_GET['id']]['interface']), $if_subnet_bits);
 } else {
     $is_ipv6 = false;
     $subnet = gen_subnet($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);
     $if_subnet_bits = get_interface_subnet($a_vip[$_GET['id']]['interface']);
     $if_subnet = gen_subnet(get_interface_ip($a_vip[$_GET['id']]['interface']), $if_subnet_bits);
 }
 $subnet .= "/" . $a_vip[$_GET['id']]['subnet_bits'];
 $if_subnet .= "/" . $if_subnet_bits;
 if (is_array($config['gateways']['gateway_item'])) {
     foreach ($config['gateways']['gateway_item'] as $gateway) {
         if ($a_vip[$_GET['id']]['interface'] != $gateway['interface']) {
             continue;
         }
         if ($is_ipv6 && $gateway['ipprotocol'] == 'inet') {
             continue;
         }
         if (!$is_ipv6 && $gateway['ipprotocol'] == 'inet6') {
             continue;
         }

         }
     case "address":
         if (!$pconfig['localid_address'] || !is_ipaddr($pconfig['localid_address'])) {
             $input_errors[] = gettext("A valid local network IP address must be specified.");
         } elseif (is_ipaddrv4($pconfig['localid_address']) && $pconfig['mode'] != "tunnel") {
             $input_errors[] = gettext("A valid local network IPv4 address must be specified or you need to change Mode to IPv6");
         } elseif (is_ipaddrv6($pconfig['localid_address']) && $pconfig['mode'] != "tunnel6") {
             $input_errors[] = gettext("A valid local network IPv6 address must be specified or you need to change Mode to IPv4");
         }
         break;
 }
 /* Check if the localid_type is an interface, to confirm if it has a valid subnet. */
 if (isset($config['interfaces'][$pconfig['localid_type']])) {
     // Don't let an empty subnet into racoon.conf, it can cause parse errors. Ticket #2201.
     $address = get_interface_ip($pconfig['localid_type']);
     $netbits = get_interface_subnet($pconfig['localid_type']);
     if (empty($address) || empty($netbits)) {
         $input_errors[] = gettext("Invalid Local Network.") . " " . convert_friendly_interface_to_friendly_descr($pconfig['localid_type']) . " " . gettext("has no subnet.");
     }
 }
 if (!empty($pconfig['natlocalid_address'])) {
     switch ($pconfig['natlocalid_type']) {
         case "network":
             if ($pconfig['natlocalid_netbits'] != 0 && !$pconfig['natlocalid_netbits'] || !is_numeric($pconfig['natlocalid_netbits'])) {
                 $input_errors[] = gettext("A valid NAT local network bit count must be specified.");
             }
             if ($pconfig['localid_type'] == "address") {
                 $input_errors[] = gettext("You cannot configure a network type address for NAT while only an address type is selected for local source.");
             }
             // address rules also apply to network type (hence, no break)
         // address rules also apply to network type (hence, no break)

        $if = $_POST['interface'];
    }
    /* input validation */
    if (!$mac || !is_macaddr($mac)) {
        $input_errors[] = gettext("A valid MAC address must be specified.");
    }
    if (!$if) {
        $input_errors[] = gettext("A valid interface must be specified.");
    }
    if (!$input_errors) {
        /* determine broadcast address */
        $ipaddr = get_interface_ip($if);
        if (!is_ipaddr($ipaddr)) {
            $input_errors[] = gettext("A valid ip could not be found!");
        } else {
            $bcip = gen_subnet_max($ipaddr, get_interface_subnet($if));
            /* Execute wol command and check return code. */
            if (!mwexec("/usr/local/bin/wol -i {$bcip} " . escapeshellarg($mac))) {
                $savemsg .= sprintf(gettext("Sent magic packet to %s."), $mac);
            } else {
                $savemsg .= sprintf(gettext('Please check the %1$ssystem log%2$s, the wol command for %3$s did not complete successfully%4$s'), '<a href="/diag_logs.php">', '</a>', $mac, ".<br />");
            }
        }
    }
}
if ($_GET['act'] == "del") {
    if ($a_wol[$_GET['id']]) {
        unset($a_wol[$_GET['id']]);
        write_config();
        header("Location: services_wol.php");
        exit;

 $reqdfieldsn = array(gettext("Name"), gettext("Interface"));
 do_input_validation($pconfig, $reqdfields, $reqdfieldsn, $input_errors);
 if (!isset($pconfig['name'])) {
     $input_errors[] = gettext("A valid gateway name must be specified.");
 }
 if (!is_validaliasname($pconfig['name'])) {
     $input_errors[] = gettext("The gateway name must not contain invalid characters.");
 }
 /* skip system gateways which have been automatically added */
 if (!empty($pconfig['gateway']) && !is_ipaddr($pconfig['gateway']) && $pconfig['attribute'] !== "system" && $pconfig['gateway'] != "dynamic") {
     $input_errors[] = gettext("A valid gateway IP address must be specified.");
 }
 if (!empty($pconfig['gateway']) && is_ipaddr($pconfig['gateway']) && !isset($_REQUEST['isAjax'])) {
     if (is_ipaddrv4($pconfig['gateway'])) {
         $parent_ip = get_interface_ip($pconfig['interface']);
         $parent_sn = get_interface_subnet($pconfig['interface']);
         if (empty($parent_ip) || empty($parent_sn)) {
             $input_errors[] = gettext("Cannot add IPv4 Gateway Address because no IPv4 address could be found on the interface.");
         } else {
             $subnets = array(gen_subnet($parent_ip, $parent_sn) . "/" . $parent_sn);
             $vips = link_interface_to_vips($_POST['interface']);
             if (is_array($vips)) {
                 foreach ($vips as $vip) {
                     if (!is_ipaddrv4($vip['subnet'])) {
                         continue;
                     }
                     $subnets[] = gen_subnet($vip['subnet'], $vip['subnet_bits']) . "/" . $vip['subnet_bits'];
                 }
             }
             $found = false;
             foreach ($subnets as $subnet) {

/**
 * delete virtual ip
 */
function deleteVIPEntry($id)
{
    global $config;
    $input_errors = array();
    $a_vip =& $config['virtualip']['vip'];
    /* make sure no inbound NAT mappings reference this entry */
    if (isset($config['nat']['rule'])) {
        foreach ($config['nat']['rule'] as $rule) {
            if (!empty($rule['destination']['address'])) {
                if ($rule['destination']['address'] == $a_vip[$id]['subnet']) {
                    $input_errors[] = gettext("This entry cannot be deleted because it is still referenced by at least one NAT mapping.");
                    break;
                }
            }
        }
    }
    if (is_ipaddrv6($a_vip[$id]['subnet'])) {
        $is_ipv6 = true;
        $subnet = gen_subnetv6($a_vip[$id]['subnet'], $a_vip[$id]['subnet_bits']);
        $if_subnet_bits = get_interface_subnetv6($a_vip[$id]['interface']);
        $if_subnet = gen_subnetv6(get_interface_ipv6($a_vip[$id]['interface']), $if_subnet_bits);
    } else {
        $is_ipv6 = false;
        $subnet = gen_subnet($a_vip[$id]['subnet'], $a_vip[$id]['subnet_bits']);
        $if_subnet_bits = get_interface_subnet($a_vip[$id]['interface']);
        $if_subnet = gen_subnet(get_interface_ip($a_vip[$id]['interface']), $if_subnet_bits);
    }
    $subnet .= "/" . $a_vip[$id]['subnet_bits'];
    $if_subnet .= "/" . $if_subnet_bits;
    if (isset($config['gateways']['gateway_item'])) {
        foreach ($config['gateways']['gateway_item'] as $gateway) {
            if ($a_vip[$id]['interface'] != $gateway['interface']) {
                continue;
            }
            if ($is_ipv6 && $gateway['ipprotocol'] == 'inet') {
                continue;
            }
            if (!$is_ipv6 && $gateway['ipprotocol'] == 'inet6') {
                continue;
            }
            if (ip_in_subnet($gateway['gateway'], $if_subnet)) {
                continue;
            }
            if (ip_in_subnet($gateway['gateway'], $subnet)) {
                $input_errors[] = gettext("This entry cannot be deleted because it is still referenced by at least one Gateway.");
                break;
            }
        }
    }
    if ($a_vip[$id]['mode'] == "ipalias") {
        $subnet = gen_subnet($a_vip[$id]['subnet'], $a_vip[$id]['subnet_bits']) . "/" . $a_vip[$id]['subnet_bits'];
        $found_if = false;
        $found_carp = false;
        $found_other_alias = false;
        if ($subnet == $if_subnet) {
            $found_if = true;
        }
        $vipiface = $a_vip[$id]['interface'];
        foreach ($a_vip as $vip_id => $vip) {
            if ($vip_id != $id) {
                if ($vip['interface'] == $vipiface && ip_in_subnet($vip['subnet'], $subnet)) {
                    if ($vip['mode'] == "carp") {
                        $found_carp = true;
                    } else {
                        if ($vip['mode'] == "ipalias") {
                            $found_other_alias = true;
                        }
                    }
                }
            }
        }
        if ($found_carp === true && $found_other_alias === false && $found_if === false) {
            $input_errors[] = gettext("This entry cannot be deleted because it is still referenced by a CARP IP with the description") . " {$vip['descr']}.";
        }
    }
    if (count($input_errors) == 0) {
        // Special case since every proxyarp vip is handled by the same daemon.
        if ($a_vip[$id]['mode'] == "proxyarp") {
            $viface = $a_vip[$id]['interface'];
            unset($a_vip[$id]);
            interface_proxyarp_configure($viface);
        } else {
            interface_vip_bring_down($a_vip[$id]);
            unset($a_vip[$id]);
        }
        if (count($config['virtualip']['vip']) == 0) {
            unset($config['virtualip']['vip']);
        }
    }
    return $input_errors;
}

#!/usr/local/bin/php
<?php 
$options = getopt("i:");
require_once "config.inc";
require_once "gwlb.inc";
require_once "interfaces.inc";
$interface_name = $options[i];
$realif = get_real_interface($interface_name);
$ipaddr = get_interface_ip($interface_name);
$subnet = get_interface_subnet($interface_name);
printf("%s/%s", $ipaddr, $subnet);

 }
 if ($_POST['custom_subnet_mask'] && is_validmask_v4($_POST['custom_subnet_mask']) != 1) {
     $input_errors[] = gettext("A valid custom subnet maks must be specified.");
 }
 if ($_POST['range_to'] && !is_ipaddrv4($_POST['range_to'])) {
     $input_errors[] = gettext("A valid range must be specified.");
 }
 if ($_POST['gateway'] && $_POST['gateway'] != "none" && !is_ipaddrv4($_POST['gateway'])) {
     $input_errors[] = gettext("A valid IP address must be specified for the gateway.");
 }
 if ($_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.");
 }
 $parent_ip = is_ipaddrv4($_POST['custom_subnet']) ? $_POST['custom_subnet'] : get_interface_ip($_POST['if']);
 if (is_ipaddrv4($parent_ip) && $_POST['gateway'] && $_POST['gateway'] != "none") {
     $parent_sn = is_validmask_v4($_POST['custom_subnet_mask']) ? mask2cidr_v4($_POST['custom_subnet_mask']) : get_interface_subnet($_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."), $_POST['gateway']);
     }
 }
 for ($dns = 1; $dns <= 4; $dns++) {
     if ($_POST["dns{$dns}"] && !is_ipaddrv4($_POST["dns{$dns}"])) {
         $input_errors[] = gettext("A valid IP address must be specified for each of the DNS servers.");
     }
 }
 if ($_POST['deftime'] && (!is_numeric($_POST['deftime']) || $_POST['deftime'] < 60)) {
     $input_errors[] = gettext("The default lease time must be at least 60 seconds.");
 }
 if (isset($config['captiveportal']) && is_array($config['captiveportal'])) {
     $deftime = 7200;
     // Default value if it's empty

 // if there are already AON rules configured, don't generate default ones
 if (!empty($a_out)) {
     continue;
 }
 /*
  *    user has enabled advanced outbound NAT and doesn't have rules
  *    lets automatically create entries
  *    for all of the interfaces to make life easier on the pip-o-chap
  */
 $ifdescrs = get_configured_interface_with_descr();
 foreach ($ifdescrs as $if => $ifdesc) {
     if (interface_has_gateway($if)) {
         continue;
     }
     $osipaddr = get_interface_ip($if);
     $ossubnet = get_interface_subnet($if);
     if (!is_ipaddr($osipaddr) || empty($ossubnet)) {
         continue;
     }
     $osn = gen_subnet($osipaddr, $ossubnet);
     foreach ($ifdescrs as $if2 => $ifdesc2) {
         if (!interface_has_gateway($if2)) {
             continue;
         }
         $natent = array();
         $natent['source']['network'] = "{$osn}/{$ossubnet}";
         $natent['dstport'] = "500";
         $natent['descr'] = sprintf(gettext('Auto created rule for ISAKMP - %1$s to %2$s'), $ifdesc, $ifdesc2);
         $natent['target'] = "";
         $natent['interface'] = $if2;
         $natent['destination']['any'] = true;