pfSense

<?php

	guiconfig.inc

	originally based on of m0n0wall (http://m0n0.ch/wall)

	All rights reserved.

	modification, are permitted provided that the following conditions are met:

	   this list of conditions and the following disclaimer.

	   notice, this list of conditions and the following disclaimer in the

	   documentation and/or other materials provided with the distribution.

	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY

	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,

	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

	POSSIBILITY OF SUCH DAMAGE.

*/

/* make sure nothing is cached */

if (!$omit_nocacheheaders) {

	header("Expires: 0");

	header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");

	header("Cache-Control: no-store, no-cache, must-revalidate");

	header("Cache-Control: post-check=0, pre-check=0", false);

	header("Pragma: no-cache");

}

/* THIS MUST BE ABOVE ALL OTHER CODE */

require_once("auth.inc");

require_once("config.inc");

require_once("functions.inc");

 *   if user has selected a custom template, use it.

 *   otherwise default to pfsense tempalte

 */

if($config['theme'] <> "")

        $g['theme'] = $config['theme'];

else

        $g['theme'] = "pfsense";

$d_filterconfdirty_path = $g['varrun_path'] . "/filter.conf.dirty";

$d_ipsecconfdirty_path = $g['varrun_path'] . "/ipsec.conf.dirty";

$d_shaperconfdirty_path = $g['varrun_path'] . "/shaper.conf.dirty";

$d_pptpuserdirty_path = $g['varrun_path'] . "/pptpd.user.dirty";

$d_staticroutesdirty_path = $g['varrun_path'] . "/staticroutes.dirty";

$d_aliasesdirty_path = $g['varrun_path'] . "/aliases.dirty";

$d_proxyarpdirty_path = $g['varrun_path'] . "/proxyarp.dirty";

$d_fwupenabled_path = $g['varrun_path'] . "/fwup.enabled";

$d_firmwarelock_path = $g['varrun_path'] . "/firmware.lock";

$d_sysrebootreqd_path = $g['varrun_path'] . "/sysreboot.reqd";

$d_passthrumacsdirty_path = $g['varrun_path'] . "/passthrumacs.dirty";

$d_allowedipsdirty_path = $g['varrun_path'] . "/allowedips.dirty";

$d_ovpnclidirty_path = $g['varrun_path'] . "/ovpnclient.dirty";

$lastseen = "-1";

if (file_exists($d_firmwarelock_path)) {

	if (!$d_isfwfile) {

		header("Location: system_firmware.php");

		exit;

	} else {

		return;

	}

}

/* some well knows ports */

		53 => "DNS", 80 => "HTTP", 110 => "POP3", 143 => "IMAP", 443 => "HTTPS");

$specialnets = array("lan" => "LAN net", "pptp" => "PPTP clients");

for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {

	$specialnets['opt' . $i] = $config['interfaces']['opt' . $i]['descr'] . " net";

}

	"100half" => "100BASE-TX half-duplex", "10full" => "10BASE-T full-duplex",

	"10half" => "10BASE-T half-duplex");

/* IPsec defines */

$my_identifier_list = array('myaddress' => 'My IP address',

				'fqdn' => 'Domain name',

				'user_fqdn' => 'User FQDN',

				'dyn_dns' => 'Dynamic DNS');

$p2_protos = array('esp' => 'ESP', 'ah' => 'AH');

$p2_pfskeygroups = array('0' => 'off', '1' => '1', '2' => '2', '5' => '5');

function do_input_validation($postdata, $reqdfields, $reqdfieldsn, $input_errors) {

	/* check for bad control characters */

		if (is_string($pd) && preg_match("/[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f]/", $pd)) {

			$input_errors[] = "The field '" . $pn . "' contains invalid characters.";

		}

	}

		if (!$_POST[$reqdfields[$i]]) {

			$input_errors[] = "The field '" . $reqdfieldsn[$i] . "' is required.";

		}

function print_input_errors($input_errors) {

	foreach ($input_errors as $ierr) {

		echo "<li>" . htmlspecialchars($ierr) . "</li>\n";

	}

	echo "</ul></span>";

}

function exec_rc_script($scriptname) {

		return 0;

function exec_rc_script_async($scriptname) {

		return 0;

function verify_gzip_file($fname) {

		return 0;

	else

		return 1;

}

function print_info_box_np($msg) {

	echo "   <td>\n";

	echo "      <div style='background-color:#990000' id='redbox'>\n";

	echo "       <table width='100%'><tr><td width='8%'>\n";

	echo "        <td width='70%'><font color='white'><b>{$msg}</b></font>\n";

	echo "        </td>";

		echo "         <td>";

		echo "           <input name=\"apply\" type=\"submit\" class=\"formbtn\" id=\"apply\" value=\"Apply changes\">\n";

		echo "         </td>";

	}

	echo "       </div>\n";

	echo "</table>\n";

	echo "<script type=\"text/javascript\">\n";

	echo "Rounded(\"div#redbox\",\"all\",\"#FFF\",\"#990000\",\"smooth\");\n";

	echo "Rounded(\"td#blackbox\",\"all\",\"#FFF\",\"#000000\",\"smooth\");\n";

function print_info_box($msg) {

	echo "<p>";

	print_info_box_np($msg);

	echo "</p>";

}

function format_bytes($bytes) {

	if ($bytes >= 1073741824) {

		return sprintf("%.2f GB", $bytes/1073741824);

	} else if ($bytes >= 1048576) {

		return sprintf("%.2f MB", $bytes/1048576);

	} else if ($bytes >= 1024) {

		return sprintf("%.0f KB", $bytes/1024);

	} else {

		return sprintf("%d bytes", $bytes);

	}

}

function get_std_save_message($ok) {

	global $d_sysrebootreqd_path;

function pprint_address($adr) {

	global $specialnets;

	if (isset($adr['any'])) {

		$padr = "*";

	} else if ($adr['network']) {

		$padr = $specialnets[$adr['network']];

	} else {

		$padr = $adr['address'];

	}

		$padr = "! " . $padr;

}

function pprint_port($port) {

	global $wkports;

	$pport = "";

		echo "*";

	else {

		$srcport = explode("-", $port);

		if ((!$srcport[1]) || ($srcport[0] == $srcport[1])) {

			$pport = $srcport[0];

			if ($wkports[$srcport[0]]) {

				$pport .= " (" . $wkports[$srcport[0]] . ")";

			}

		} else

			$pport .= $srcport[0] . " - " . $srcport[1];

	}

}

/* sort by interface only, retain the original order of rules that apply to

   the same interface */

function filter_rules_sort() {

	for ($i = 0; isset($config['filter']['rule'][$i]); $i++)

		$config['filter']['rule'][$i]['seq'] = $i;

		if ($a['interface'] == $b['interface'])

			return $a['seq'] - $b['seq'];

		else

			return -strcmp($a['interface'], $b['interface']);

	}

	for ($i = 0; isset($config['filter']['rule'][$i]); $i++)

		unset($config['filter']['rule'][$i]['seq']);

}

function nat_rules_sort() {

		if ($a['external-address'] == $b['external-address']) {

			if ($a['protocol'] == $b['protocol']) {

				if ($a['external-port'] == $b['external-port']) {

					return 0;

				} else {

					return ($a['external-port'] - $b['external-port']);

				}

			} else {

				return strcmp($a['protocol'], $b['protocol']);

			}

		} else if (!$a['external-address'])

			return 1;

		else if (!$b['external-address'])

			return -1;

		else

			return ipcmp($a['external-address'], $b['external-address']);

	}

}

function nat_1to1_rules_sort() {

	global $g, $config;

		return ipcmp($a['external'], $b['external']);

	}

}

function nat_server_rules_sort() {

	global $g, $config;

		return ipcmp($a['ipaddr'], $b['ipaddr']);

	}

}

function nat_out_rules_sort() {

	global $g, $config;

		return strcmp($a['source']['network'], $b['source']['network']);

	}

}

function pptpd_users_sort() {

	global $g, $config;

		return strcasecmp($a['name'], $b['name']);

	}

}

	global $g, $config;

	function usercmp($a, $b) {

		return strcasecmp($a['name'], $b['name']);

	}

	usort($config['pppoe']['user'], "usercmp");

}

	global $g, $config;

	function staticroutecmp($a, $b) {

		return strcmp($a['network'], $b['network']);

	}

	usort($config['staticroutes']['route'], "staticroutecmp");

}

function hosts_sort() {

	global $g, $config;

	function hostcmp($a, $b) {

		return strcasecmp($a['host'], $b['host']);

	}

	usort($config['dnsmasq']['hosts'], "hostcmp");

}

function staticmaps_sort($if) {

	global $g, $config;

	function staticmapcmp($a, $b) {

		return ipcmp($a['ipaddr'], $b['ipaddr']);

	}

	usort($config['dhcpd'][$if]['staticmap'], "staticmapcmp");

}

function aliases_sort() {

	global $g, $config;

	function aliascmp($a, $b) {

		return strcmp($a['name'], $b['name']);

	}

	usort($config['aliases']['alias'], "aliascmp");

}

function ipsec_mobilekey_sort() {

	global $g, $config;

	function mobilekeycmp($a, $b) {

		return strcmp($a['ident'][0], $b['ident'][0]);

	}

	usort($config['ipsec']['mobilekey'], "mobilekeycmp");

}

function proxyarp_sort() {

	global $g, $config;

	function proxyarpcmp($a, $b) {

		if (isset($a['network']))

			list($ast,$asn) = explode("/", $a['network']);

		else if (isset($a['range'])) {

			$ast = $a['range']['from'];

			$asn = 32;

		}

		if (isset($b['network']))

			list($bst,$bsn) = explode("/", $b['network']);

		else if (isset($b['range'])) {

			$bst = $b['range']['from'];

			$bsn = 32;

		}

		if (ipcmp($ast, $bst) == 0)

			return ($asn - $bsn);

		else

			return ipcmp($ast, $bst);

	}

	usort($config['proxyarp']['proxyarpnet'], "proxyarpcmp");

}

function passthrumacs_sort() {

	global $g, $config;

	function passthrumacscmp($a, $b) {

		return strcmp($a['mac'], $b['mac']);

	}

}

function allowedips_sort() {

	global $g, $config;

	function allowedipscmp($a, $b) {

		return strcmp($a['ip'], $b['ip']);

	}

}

function wol_sort() {

	global $g, $config;

	function wolcmp($a, $b) {

		return strcmp($a['descr'], $b['descr']);

	}

}

function gentitle($pgname) {

	global $config;

	return $config['system']['hostname'] . "." . $config['system']['domain'] . " - " . $pgname;

}

function update_changedesc($update) {

	global $changedesc;

	global $changecount;

	$changedesc .= " {$update}";

	$changecount++;

}

                 $i = 0; 	 

                 foreach($grepfor as $agrep) { 	 

                         $regexp = "/" . $agrep . "/i"; 	 

                         if($grepinvert[$i] == true) { 	 

                                 $logarr = preg_grep($regexp, $logarr, PREG_GREP_INVERT); 	 

                         } else { 	 

                                 $logarr = preg_grep($regexp, $logarr); 	 

                         } 	 

                         $i++; 	 

                 } 	 

        }

                $logent = preg_split("/\s+/", $logent, 6);

                echo "<tr valign=\"top\">\n";

                if ($withorig) {

                        echo "<td class=\"listlr\" nowrap>" . htmlspecialchars(join(" ", array_slice($logent, 0, 3))) . "</td>\n";

                        echo "<td class=\"listr\">" . htmlspecialchars($logent[4] . " " . $logent[5]) . "</td>\n";

                } else {

                        echo "<td class=\"listlr\" colspan=\"2\">" . htmlspecialchars($logent[5]) . "</td>\n";

                }

                echo "</tr>\n";

        }

}

 * orig = original value

 * new = new value

 */

		$a_diff = array_diff($orig, $new);

		foreach ($a_diff as $diff) {

			update_changedesc("removed {$varname}: \"{$diff}\"");

		}

		$a_diff = array_diff($new, $orig);

		foreach ($a_diff as $diff) {

			update_changedesc("added {$varname}: \"{$diff}\"");

		}

	} else { 

		if ($orig != $new) {

			update_changedesc("{$varname}: \"{$orig}\" -> \"{$new}\"");

			$orig = $new;

			return true;

		}

        if (isset($adr['any']))

                $padr = "any";

        else if ($adr['network'])

                $padr = $adr['network'];

        else if ($adr['address']) {

                list($padr, $pmask) = explode("/", $adr['address']);

                if (!$pmask)

                        $pmask = 32;

        }

        if (isset($adr['not']))

                $pnot = 1;

        else

                $pnot = 0;

        if ($adr['port']) {

                list($pbeginport, $pendport) = explode("-", $adr['port']);

                if (!$pendport)

                        $pendport = $pbeginport;

        } else {

                if(alias_expand($pbeginport) <> "" || alias_expand($pendport) <> "") {

                        /* Item is a port alias */

                } else {

                        $pbeginport = "any";

                        $pendport = "any";

                }

        }

}

function pconfig_to_address(&$adr, $padr, $pmask, $pnot=false, $pbeginport=0, $pendport=0) {

        $adr = array();

        if ($padr == "any")

                $adr['any'] = true;

        else if (is_specialnet($padr))

                $adr['network'] = $padr;

        else {

                $adr['address'] = $padr;

                if ($pmask != 32)

                        $adr['address'] .= "/" . $pmask;

        }

        if ($pnot)

                $adr['not'] = true;

        else

        if (($pbeginport != 0) && ($pbeginport != "any")) {

                if ($pbeginport != $pendport)

                        $adr['port'] = $pbeginport . "-" . $pendport;

                else

                        $adr['port'] = $pbeginport;

        }

        if(alias_expand($pbeginport)) {

                $adr['port'] = $pbeginport;

        }

}

function is_specialnet($net) {

        global $specialsrcdst;

        if (in_array($net, $specialsrcdst) || strstr($net, "opt"))

                return true;

        else

                return false;

}

        global $g, $config;

        function ipseccacmp($a, $b) {

                return strcmp($a['ident'], $b['ident']);

        }

        usort($config['ipsec']['cacert'], "ipseccacmp");

}