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#!/usr/local/bin/php
<?php
/*
system_firmware.php
part of m0n0wall (http://m0n0.ch/wall)
Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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.
*/
$d_isfwfile = 1; require("guiconfig.inc");
/* checks with pfSense to see if a newer firmware version is available;
returns any HTML message it gets from the server */
function check_firmware_version() {
global $g;
$post = "platform=" . rawurlencode($g['platform']) .
"&version=" . rawurlencode(trim(file_get_contents("/etc/version")));
$rfd = @fsockopen("www.pfSense.com", 80, $errno, $errstr, 3);
if ($rfd) {
$hdr = "POST /pfSense/checkversion.php HTTP/1.0\r\n";
$hdr .= "Content-Type: application/x-www-form-urlencoded\r\n";
$hdr .= "User-Agent: pfSense-webConfigurator/1.0\r\n";
$hdr .= "Host: www.pfSense.com\r\n";
$hdr .= "Content-Length: " . strlen($post) . "\r\n\r\n";
fwrite($rfd, $hdr);
fwrite($rfd, $post);
$inhdr = true;
$resp = "";
while (!feof($rfd)) {
$line = fgets($rfd);
if ($inhdr) {
if (trim($line) == "")
$inhdr = false;
} else {
$resp .= $line;
}
}
fclose($rfd);
if($_GET['autoupgrade'] <> "")
return;
return $resp;
}
return null;
}
/* Handle auto upgrade */
if($_POST) {
if (stristr($_POST['autoupgrade'], "Auto")) {
$http_auth_username = "";
$http_auth_password = "";
if($config['system']['proxy_auth_username'])
$http_auth_username = $config['system']['proxy_auth_username'];
if($config['system']['proxy_auth_password'])
$http_auth_password = $config['system']['proxy_auth_password'];
/* custom firmware option */
if (isset($config['system']['altfirmwareurl'])) {
$firmwareurl=$config['system']['firmwareurl'];
$firmwarename=$config['system']['firmwarename'];
} else {
$firmwareurl=$g['firmwarebaseurl'];
$firmwarename=$g['firmwarefilename'];
}
exec_rc_script_async("/etc/rc.firmware_auto {$firmwareurl} {$firmwarename} {$http_auth_username} {$http_auth_password}");
$savemsg = "pfSense is now auto upgrading. The firewall will automatically reboot if it succeeds.";
}
}
/* Handle manual upgrade */
if ($_POST && !file_exists($d_firmwarelock_path)) {
unset($input_errors);
unset($sig_warning);
if (stristr($_POST['Submit'], "Enable"))
$mode = "enable";
else if (stristr($_POST['Submit'], "Disable"))
$mode = "disable";
else if (stristr($_POST['Submit'], "Upgrade") || $_POST['sig_override'])
$mode = "upgrade";
else if ($_POST['sig_no']) {
if(file_exists("{$g['tmp_path']}/firmware.tgz"))
unlink("{$g['tmp_path']}/firmware.tgz");
}
if ($mode) {
if ($mode == "enable") {
exec_rc_script("/etc/rc.firmware enable");
touch($d_fwupenabled_path);
} else if ($mode == "disable") {
exec_rc_script("/etc/rc.firmware disable");
if (file_exists($d_fwupenabled_path))
unlink($d_fwupenabled_path);
} else if ($mode == "upgrade") {
if (is_uploaded_file($_FILES['ulfile']['tmp_name'])) {
/* verify firmware image(s) */
if (!stristr($_FILES['ulfile']['name'], $g['platform']) && !$_POST['sig_override'])
$input_errors[] = "The uploaded image file is not for this platfom ({$g['platform']}).";
else if (!file_exists($_FILES['ulfile']['tmp_name'])) {
/* probably out of memory for the MFS */
$input_errors[] = "Image upload failed (out of memory?)";
exec_rc_script("/etc/rc.firmware disable");
if (file_exists($d_fwupenabled_path))
unlink($d_fwupenabled_path);
} else {
/* move the image so PHP won't delete it */
rename($_FILES['ulfile']['tmp_name'], "{$g['tmp_path']}/firmware.tgz");
/* check digital signature */
$sigchk = verify_digital_signature("{$g['tmp_path']}/firmware.tgz");
if ($sigchk == 1)
$sig_warning = "The digital signature on this image is invalid.";
else if ($sigchk == 2)
$sig_warning = "This image is not digitally signed.";
else if (($sigchk == 3) || ($sigchk == 4))
$sig_warning = "There has been an error verifying the signature on this image.";
if (!verify_gzip_file("{$g['tmp_path']}/firmware.tgz")) {
$input_errors[] = "The image file is corrupt.";
unlink("{$g['tmp_path']}/firmware.tgz");
}
}
}
if (!$input_errors && !file_exists($d_firmwarelock_path) && (!$sig_warning || $_POST['sig_override'])) {
/* fire up the update script in the background */
touch($d_firmwarelock_path);
exec_rc_script_async("/etc/rc.firmware pfSenseupgrade {$g['tmp_path']}/firmware.tgz");
$savemsg = "The firmware is now being installed. The firewall will reboot automatically.";
}
}
}
} else {
/* Only check firmware version if we're setup to go against pfsense.org and user wants us to */
if (!isset($config['system']['disablefirmwarecheck']))
if(!isset($config['system']['altfirmwareurl']))
$fwinfo = check_firmware_version();
else
$fwinfo = "Using alternate firmware URL, cannot determine if {$config['system']['firmwareurl']}{$config['system']['firmwarename']} is newer than current.";
}
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title><?=gentitle("System: Firmware");?></title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<link href="gui.css" rel="stylesheet" type="text/css">
</head>
<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
<?php include("fbegin.inc"); ?>
<p class="pgtitle">System: Firmware</p>
<?php if ($input_errors) print_input_errors($input_errors); ?>
<?php if ($savemsg) print_info_box($savemsg); ?>
<?php if ($fwinfo <> "") print_info_box($fwinfo); ?>
<?php if (!in_array($g['platform'], $fwupplatforms)): ?>
<p><strong>Firmware uploading is not supported on this platform.</strong></p>
<?php elseif ($sig_warning && !$input_errors): ?>
<form action="system_firmware.php" method="post">
<?php
$sig_warning = "<strong>" . $sig_warning . "</strong><br>This means that the image you uploaded " .
"is not an official/supported image and may lead to unexpected behavior or security " .
"compromises. Only install images that come from sources that you trust, and make sure ".
"that the image has not been tampered with.<br><br>".
"Do you want to install this image anyway (on your own risk)?";
print_info_box($sig_warning);
?>
<input name="sig_override" type="submit" class="formbtn" id="sig_override" value=" Yes ">
<input name="sig_no" type="submit" class="formbtn" id="sig_no" value=" No ">
</form>
<?php else: ?>
<?php if (!file_exists($d_firmwarelock_path)): ?>
<form action="system_firmware.php" method="post" enctype="multipart/form-data">
<?php if($savemsg == ""): ?>
<table width="100%" border="0" cellpadding="6" cellspacing="0">
<tr>
<td colspan="2" class="listtopic">Invoke pfSense Auto Upgrade</td>
</tr>
<tr>
<td width="22%" valign="baseline" class="vncell"> </td>
<td width="78%" class="vtable">
<p> Click this button to automatically upgrade pfSense in the background. This may take a while.<br>
<br>
<input name="autoupgrade" type="submit" class="formbtn" value="Invoke Auto Upgrade">
</tr>
<tr>
<td colspan="2" class="listtopic">Invoke pfSense Manual Upgrade</td>
</tr>
<td width="22%" valign="baseline" class="vncell"> </td>
<td width="78%">
<p>Click "Enable firmware
upload" below, then choose the image file (<?=$g['platform'];?>-*.img)
to be uploaded.<br>Click "Upgrade firmware"
to start the upgrade process.</p>
<?php if (!file_exists($d_sysrebootreqd_path)): ?>
<?php if (!file_exists($d_fwupenabled_path)): ?>
<input name="Submit" type="submit" class="formbtn" value="Enable firmware upload">
<?php else: ?>
<input name="Submit" type="submit" class="formbtn" value="Disable firmware upload">
<br><br>
<strong>Firmware image file: </strong> <input name="ulfile" type="file" class="formfld">
<br><br>
<input name="Submit" type="submit" class="formbtn" value="Upgrade firmware">
<?php endif; else: ?>
<strong>You must reboot the system before you can upgrade the firmware.</strong>
<?php endif; ?>
</td>
</tr>
<tr>
<td width="22%" valign="top"> </td>
<td width="78%"><span class="vexpl"><span class="red"><strong>Warning:<br>
</strong></span>DO NOT abort the firmware upgrade once it
has started. The firewall will reboot automatically after
storing the new firmware. The configuration will be maintained.</span></td>
</tr>
</table>
<?php endif ?>
</form>
<?php endif; endif; ?>
<?php include("fend.inc"); ?>
</body>
</html>
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