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<?php
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/* $Id$ */
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/*
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system_firmware.php
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Copyright (C) 2008 Scott Ullrich <sullrich@gmail.com>
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Copyright (C) 2013-2015 Electric Sheep Fencing, LP
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All rights reserved.
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originally part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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pfSense_BUILDER_BINARIES: /usr/bin/tar
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pfSense_MODULE: firmware
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*/
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##|+PRIV
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##|*IDENT=page-system-firmware-manualupdate
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##|*NAME=System: Firmware: Manual Update page
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##|*DESCR=Allow access to the 'System: Firmware: Manual Update' page.
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##|*MATCH=system_firmware.php*
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##|-PRIV
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$d_isfwfile = 1;
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$nocsrf = true;
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require_once("globals.inc");
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require_once("functions.inc");
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require_once("guiconfig.inc");
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require_once("xmlrpc_client.inc");
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$curcfg = $config['system']['firmware'];
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/* Allow additional execution time 0 = no limit. */
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ini_set('max_execution_time', '9999');
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ini_set('max_input_time', '9999');
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function file_is_for_platform($filename, $ul_name) {
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global $g;
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if ($g['platform'] == "nanobsd") {
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if (stristr($ul_name, "nanobsd")) {
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return true;
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} else {
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return false;
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}
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}
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$_gb = exec("/usr/bin/tar xzf $filename -C /tmp/ etc/platform");
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unset($_gb);
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if (!file_exists("/tmp/etc/platform")) {
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return false;
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}
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$upgrade_is_for_platform = trim(file_get_contents("/tmp/etc/platform", " \n\t\r"));
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if ($g['platform'] == $upgrade_is_for_platform) {
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@unlink("/tmp/etc/platform");
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return true;
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}
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return false;
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}
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function file_upload_error_message($error_code) {
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switch ($error_code) {
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case UPLOAD_ERR_INI_SIZE:
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return gettext('The uploaded file exceeds the upload_max_filesize directive in php.ini');
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case UPLOAD_ERR_FORM_SIZE:
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return gettext('The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form');
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case UPLOAD_ERR_PARTIAL:
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return gettext('The uploaded file was only partially uploaded');
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case UPLOAD_ERR_NO_FILE:
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return gettext('No file was uploaded');
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case UPLOAD_ERR_NO_TMP_DIR:
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return gettext('Missing a temporary folder');
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case UPLOAD_ERR_CANT_WRITE:
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return gettext('Failed to write file to disk');
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case UPLOAD_ERR_EXTENSION:
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return gettext('File upload stopped by extension');
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default:
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return gettext('Unknown upload error');
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}
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}
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/* if upgrade in progress, alert user */
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if (is_subsystem_dirty('firmwarelock')) {
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$pgtitle = array(gettext("System"), gettext("Firmware"), gettext("Manual Update"));
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include("head.inc");
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include("fbegin.inc");
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print_info_box(gettext("An upgrade is currently in progress. The firewall will reboot when the operation is complete.") . "<p><img src='/themes/{$g['theme']}/images/icons/icon_fw-update.gif' alt='update' /></p>");
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include("foot.inc");
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exit;
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}
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if ($_POST['backupbeforeupgrade']) {
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touch("/tmp/perform_full_backup.txt");
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}
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/* Handle manual upgrade */
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if ($_POST && !is_subsystem_dirty('firmwarelock')) {
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unset($input_errors);
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unset($sig_warning);
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if (stristr($_POST['Submit'], gettext("Enable"))) {
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$mode = "enable";
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} else if (stristr($_POST['Submit'], gettext("Disable"))) {
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$mode = "disable";
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} else if (stristr($_POST['Submit'], gettext("Upgrade")) || $_POST['sig_override']) {
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$mode = "upgrade";
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} else if ($_POST['sig_no']) {
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if (file_exists("{$g['upload_path']}/firmware.tgz")) {
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unlink("{$g['upload_path']}/firmware.tgz");
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}
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}
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if ($mode) {
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if ($mode == "enable") {
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conf_mount_rw();
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mark_subsystem_dirty('firmware');
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} else if ($mode == "disable") {
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conf_mount_ro();
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clear_subsystem_dirty('firmware');
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} else if ($mode == "upgrade") {
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if ($_FILES['ulfile']['error']) {
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$errortext = "(" . file_upload_error_message($_FILES['ulfile']['error']) . ")";
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}
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if (is_uploaded_file($_FILES['ulfile']['tmp_name'])) {
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/* verify firmware image(s) */
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if (file_is_for_platform($_FILES['ulfile']['tmp_name'], $_FILES['ulfile']['name']) == false && !$_POST['sig_override']) {
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$input_errors[] = gettext("The uploaded image file is not for this platform.");
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} else if (!file_exists($_FILES['ulfile']['tmp_name'])) {
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/* probably out of memory for the MFS */
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$input_errors[] = gettext("Image upload failed (out of memory?)");
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mwexec("/etc/rc.firmware disable");
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clear_subsystem_dirty('firmware');
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} else {
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/* move the image so PHP won't delete it */
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rename($_FILES['ulfile']['tmp_name'], "{$g['upload_path']}/firmware.tgz");
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/* check digital signature */
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$sigchk = verify_digital_signature("{$g['upload_path']}/firmware.tgz");
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if ($sigchk == 1) {
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$sig_warning = gettext("The digital signature on this image is invalid.");
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} else if ($sigchk == 2 && !isset($config['system']['firmware']['allowinvalidsig'])) {
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$sig_warning = gettext("This image is not digitally signed.");
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} else if (($sigchk >= 3)) {
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$sig_warning = gettext("There has been an error verifying the signature on this image.");
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}
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if (!verify_gzip_file("{$g['upload_path']}/firmware.tgz")) {
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$input_errors[] = gettext("The image file is corrupt.");
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unlink("{$g['upload_path']}/firmware.tgz");
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}
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}
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}
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run_plugins("/usr/local/pkg/firmware_upgrade");
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/* Check for input errors, firmware locks, warnings, then check for firmware if sig_override is set */
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if (!$input_errors && !is_subsystem_dirty('firmwarelock') && (!$sig_warning || $_POST['sig_override'])) {
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if (file_exists("{$g['upload_path']}/firmware.tgz")) {
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/* fire up the update script in the background */
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mark_subsystem_dirty('firmwarelock');
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$savemsg = gettext("The firmware is now being updated. The firewall will reboot automatically.");
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if (stristr($_FILES['ulfile']['name'], "nanobsd") or $_POST['isnano'] == "yes") {
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mwexec_bg("/etc/rc.firmware pfSenseNanoBSDupgrade {$g['upload_path']}/firmware.tgz");
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} else {
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if ($g['platform'] == "nanobsd") {
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$whichone = "pfSenseNanoBSDupgrade";
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} else {
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$whichone = "pfSenseupgrade";
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}
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mwexec_bg("/etc/rc.firmware {$whichone} {$g['upload_path']}/firmware.tgz");
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unset($whichone);
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}
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} else {
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$savemsg = sprintf(gettext("Firmware image missing or other error, please try again %s."), $errortext);
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}
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}
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}
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}
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}
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$pgtitle = array(gettext("System"), gettext("Firmware"));
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include("head.inc");
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if ($input_errors)
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print_input_errors($input_errors);
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if ($savemsg)
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print_info_box($savemsg);
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if ($fwinfo != "")
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print_info_box($fwinfo);
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$tab_array = array();
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$tab_array[] = array(gettext("Manual Update"), true, "system_firmware.php");
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$tab_array[] = array(gettext("Auto Update"), false, "system_firmware_check.php");
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$tab_array[] = array(gettext("Updater Settings"), false, "system_firmware_settings.php");
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if($g['hidedownloadbackup'] == false)
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$tab_array[] = array(gettext("Restore Full Backup"), false, "system_firmware_restorefullbackup.php");
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display_top_tabs($tab_array);
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// For a simple yes/no we can use an HTML form
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if ($sig_warning && !$input_errors) {
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$sig_warning = gettext("The image you uploaded " .
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"is not an official/supported image and may lead to unexpected behavior or security " .
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"compromises. Only install images that come from sources that you trust, and make sure ".
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"that the image has not been tampered with.") . "<br /><br />".
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gettext("Do you want to install this image anyway (on your own risk)?");
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print_info_box($sig_warning);
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?>
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<form action="system_firmware.php" method="post" enctype="multipart/form-data">
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<input name="sig_override" type="submit" class="btn btn-danger" id="sig_override" value=" <?=gettext("Yes");?> " />
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<input name="sig_no" type="submit" class="btn btn-default" id="sig_no" value=" <?=gettext("No"); ?> " />
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</form>
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<?php
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} else {
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// This is where the work gets done so Forms.classes will be used from this point
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if (!is_subsystem_dirty('firmwarelock')) {
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require_once('classes/Form.class.php');
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if (!is_subsystem_dirty('rebootreq')) {
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// Provide a button to enable firmware upgrades. Upgrades should be disabled on initial page load
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if (!is_subsystem_dirty('firmware') || !$_POST || $_POST['save']) {
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$enablebtn = new Form_Button(
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'Submit',
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'Enable firmware upload'
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);
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$enablebtn->addClass('btn-warning');
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$form = new Form($enablebtn);
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$section = new Form_Section('Invoke ' . $g['product_name'] .' Manual Upgrade');
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$section->addInput(new Form_StaticText('Enable', 'Click the "Enable firmware upload" button below to begin.'));
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}
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else {
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// Upgrades are now enabled
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$form = new Form('Disable firmware upload');
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$form->setMultipartEncoding();
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$section = new Form_Section('Perform ' . $g['product_name'] .' Manual Upgrade');
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if (!session_id())
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$upload_id = uniqid();
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else
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$upload_id = session_id();
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$section->addInput(new Form_Input(
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'UPLOAD_IDENTIFIER',
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'',
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'hidden',
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$upload_id
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));
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if(stristr($_FILES['ulfile']['name'],"nanobsd")) {
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$section->addInput(new Form_Input(
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'isnano',
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'',
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'hidden',
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'yes'
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));
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}
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if ($g['platform'] == "nanobsd")
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$type = "*.img.gz";
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else
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$type = "*.tgz";
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$filepicker = new Form_Input(
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'ulfile',
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'File to upload (' . $type . ')',
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'file',
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''
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);
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$section->addInput($filepicker)->setHelp('Choose the file you wish to upload');
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if ($g['hidebackupbeforeupgrade'] === false) {
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$section->addInput(new Form_Checkbox(
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'backupbeforeupgrade',
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Backup,
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'Perform a full backup prior to upgrade',
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false
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));
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}
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$section->addInput(new Form_Button(
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'submit',
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'Upgrade firmware'
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))->addClass('btn-danger btn-sm')->setHelp('Click the "Upgrade firmware" button above to start the upgrade process');
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}
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$form->add($section);
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print($form);
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}
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}
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else {
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print_info_box('<strong>' . gettext("You must reboot the system before you can upgrade the firmware.") . '</strong>');
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}
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if (is_subsystem_dirty('firmware') && !is_subsystem_dirty('firmwarelock')) {
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print_info_box('<strong>' . gettext("DO NOT ") . '</strong>' . gettext('abort the firmware upgrade once it ' .
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'has started. The firewall will reboot automatically after ' .
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'storing the new firmware. The configuration will be maintained.'));
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}
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}
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include("foot.inc"); ?>
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