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1092 lines
36 KiB
1092 lines
36 KiB
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Adam Williamson <awilliam@redhat.com>
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* @author Andreas Fischer <bantu@owncloud.com>
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* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Bernhard Posselt <dev@bernhard-posselt.com>
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* @author Bjoern Schiessle <bjoern@schiessle.org>
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* @author Björn Schießle <bjoern@schiessle.org>
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Damjan Georgievski <gdamjan@gmail.com>
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* @author Daniel Kesselberg <mail@danielkesselberg.de>
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* @author davidgumberg <davidnoizgumberg@gmail.com>
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* @author Eric Masseran <rico.masseran@gmail.com>
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* @author Florin Peter <github@florin-peter.de>
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* @author Greta Doci <gretadoci@gmail.com>
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* @author Jakob Sack <mail@jakobsack.de>
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* @author jaltek <jaltek@mailbox.org>
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* @author Jan-Christoph Borchardt <hey@jancborchardt.net>
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* @author Joachim Sokolowski <github@sokolowski.org>
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* @author Joas Schilling <coding@schilljs.com>
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* @author John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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* @author Jose Quinteiro <github@quinteiro.org>
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* @author Juan Pablo Villafáñez <jvillafanez@solidgear.es>
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* @author Julius Härtl <jus@bitgrid.net>
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* @author Ko- <k.stoffelen@cs.ru.nl>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author MartB <mart.b@outlook.de>
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* @author Michael Gapczynski <GapczynskiM@gmail.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Owen Winkler <a_github@midnightcircus.com>
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* @author Phil Davis <phil.davis@inf.org>
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* @author Ramiro Aparicio <rapariciog@gmail.com>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Robin McCorkell <robin@mccorkell.me.uk>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Sebastian Wessalowski <sebastian@wessalowski.org>
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* @author Stefan Weil <sw@weilnetz.de>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Thomas Tanghus <thomas@tanghus.net>
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* @author Tobia De Koninck <tobia@ledfan.be>
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* @author Vincent Petry <pvince81@owncloud.com>
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* @author Volkan Gezer <volkangezer@gmail.com>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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use OCP\EventDispatcher\IEventDispatcher;
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use OCP\Group\Events\UserRemovedEvent;
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use OCP\ILogger;
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use OCP\Share;
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use OC\Encryption\HookManager;
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use OC\Files\Filesystem;
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use OC\Share20\Hooks;
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require_once 'public/Constants.php';
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/**
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* Class that is a namespace for all global OC variables
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* No, we can not put this class in its own file because it is used by
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* OC_autoload!
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*/
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class OC {
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/**
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* Associative array for autoloading. classname => filename
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*/
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public static $CLASSPATH = [];
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/**
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* The installation path for Nextcloud on the server (e.g. /srv/http/nextcloud)
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*/
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public static $SERVERROOT = '';
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/**
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* the current request path relative to the Nextcloud root (e.g. files/index.php)
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*/
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private static $SUBURI = '';
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/**
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* the Nextcloud root path for http requests (e.g. nextcloud/)
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*/
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public static $WEBROOT = '';
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/**
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* The installation path array of the apps folder on the server (e.g. /srv/http/nextcloud) 'path' and
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* web path in 'url'
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*/
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public static $APPSROOTS = [];
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/**
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* @var string
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*/
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public static $configDir;
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/**
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* requested app
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*/
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public static $REQUESTEDAPP = '';
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/**
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* check if Nextcloud runs in cli mode
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*/
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public static $CLI = false;
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/**
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* @var \OC\Autoloader $loader
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*/
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public static $loader = null;
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/** @var \Composer\Autoload\ClassLoader $composerAutoloader */
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public static $composerAutoloader = null;
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/**
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* @var \OC\Server
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*/
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public static $server = null;
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/**
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* @var \OC\Config
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*/
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private static $config = null;
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/**
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* @throws \RuntimeException when the 3rdparty directory is missing or
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* the app path list is empty or contains an invalid path
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*/
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public static function initPaths() {
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if (defined('PHPUNIT_CONFIG_DIR')) {
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self::$configDir = OC::$SERVERROOT . '/' . PHPUNIT_CONFIG_DIR . '/';
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} elseif (defined('PHPUNIT_RUN') and PHPUNIT_RUN and is_dir(OC::$SERVERROOT . '/tests/config/')) {
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self::$configDir = OC::$SERVERROOT . '/tests/config/';
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} elseif ($dir = getenv('NEXTCLOUD_CONFIG_DIR')) {
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self::$configDir = rtrim($dir, '/') . '/';
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} else {
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self::$configDir = OC::$SERVERROOT . '/config/';
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}
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self::$config = new \OC\Config(self::$configDir);
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OC::$SUBURI = str_replace("\\", "/", substr(realpath($_SERVER["SCRIPT_FILENAME"]), strlen(OC::$SERVERROOT)));
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/**
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* FIXME: The following lines are required because we can't yet instantiate
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* \OC::$server->getRequest() since \OC::$server does not yet exist.
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*/
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$params = [
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'server' => [
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'SCRIPT_NAME' => $_SERVER['SCRIPT_NAME'],
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'SCRIPT_FILENAME' => $_SERVER['SCRIPT_FILENAME'],
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],
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];
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$fakeRequest = new \OC\AppFramework\Http\Request($params, null, new \OC\AllConfig(new \OC\SystemConfig(self::$config)));
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$scriptName = $fakeRequest->getScriptName();
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if (substr($scriptName, -1) == '/') {
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$scriptName .= 'index.php';
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//make sure suburi follows the same rules as scriptName
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if (substr(OC::$SUBURI, -9) != 'index.php') {
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if (substr(OC::$SUBURI, -1) != '/') {
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OC::$SUBURI = OC::$SUBURI . '/';
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}
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OC::$SUBURI = OC::$SUBURI . 'index.php';
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}
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}
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if (OC::$CLI) {
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OC::$WEBROOT = self::$config->getValue('overwritewebroot', '');
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} else {
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if (substr($scriptName, 0 - strlen(OC::$SUBURI)) === OC::$SUBURI) {
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OC::$WEBROOT = substr($scriptName, 0, 0 - strlen(OC::$SUBURI));
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if (OC::$WEBROOT != '' && OC::$WEBROOT[0] !== '/') {
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OC::$WEBROOT = '/' . OC::$WEBROOT;
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}
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} else {
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// The scriptName is not ending with OC::$SUBURI
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// This most likely means that we are calling from CLI.
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// However some cron jobs still need to generate
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// a web URL, so we use overwritewebroot as a fallback.
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OC::$WEBROOT = self::$config->getValue('overwritewebroot', '');
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}
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// Resolve /nextcloud to /nextcloud/ to ensure to always have a trailing
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// slash which is required by URL generation.
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if (isset($_SERVER['REQUEST_URI']) && $_SERVER['REQUEST_URI'] === \OC::$WEBROOT &&
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substr($_SERVER['REQUEST_URI'], -1) !== '/') {
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header('Location: '.\OC::$WEBROOT.'/');
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exit();
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}
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}
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// search the apps folder
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$config_paths = self::$config->getValue('apps_paths', []);
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if (!empty($config_paths)) {
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foreach ($config_paths as $paths) {
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if (isset($paths['url']) && isset($paths['path'])) {
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$paths['url'] = rtrim($paths['url'], '/');
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$paths['path'] = rtrim($paths['path'], '/');
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OC::$APPSROOTS[] = $paths;
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}
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}
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} elseif (file_exists(OC::$SERVERROOT . '/apps')) {
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OC::$APPSROOTS[] = ['path' => OC::$SERVERROOT . '/apps', 'url' => '/apps', 'writable' => true];
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} elseif (file_exists(OC::$SERVERROOT . '/../apps')) {
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OC::$APPSROOTS[] = [
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'path' => rtrim(dirname(OC::$SERVERROOT), '/') . '/apps',
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'url' => '/apps',
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'writable' => true
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];
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}
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if (empty(OC::$APPSROOTS)) {
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throw new \RuntimeException('apps directory not found! Please put the Nextcloud apps folder in the Nextcloud folder'
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. ' or the folder above. You can also configure the location in the config.php file.');
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}
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$paths = [];
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foreach (OC::$APPSROOTS as $path) {
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$paths[] = $path['path'];
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if (!is_dir($path['path'])) {
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throw new \RuntimeException(sprintf('App directory "%s" not found! Please put the Nextcloud apps folder in the'
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. ' Nextcloud folder or the folder above. You can also configure the location in the'
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. ' config.php file.', $path['path']));
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}
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}
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// set the right include path
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set_include_path(
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implode(PATH_SEPARATOR, $paths)
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);
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}
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public static function checkConfig() {
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$l = \OC::$server->getL10N('lib');
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// Create config if it does not already exist
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$configFilePath = self::$configDir .'/config.php';
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if (!file_exists($configFilePath)) {
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@touch($configFilePath);
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}
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// Check if config is writable
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$configFileWritable = is_writable($configFilePath);
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if (!$configFileWritable && !OC_Helper::isReadOnlyConfigEnabled()
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|| !$configFileWritable && \OCP\Util::needUpgrade()) {
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$urlGenerator = \OC::$server->getURLGenerator();
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if (self::$CLI) {
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echo $l->t('Cannot write into "config" directory!')."\n";
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echo $l->t('This can usually be fixed by giving the webserver write access to the config directory')."\n";
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echo "\n";
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echo $l->t('Or, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it.')."\n";
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echo $l->t('See %s', [ $urlGenerator->linkToDocs('admin-config') ])."\n";
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exit;
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} else {
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OC_Template::printErrorPage(
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$l->t('Cannot write into "config" directory!'),
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$l->t('This can usually be fixed by giving the webserver write access to the config directory.') . '. '
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. $l->t('Or, if you prefer to keep config.php file read only, set the option "config_is_read_only" to true in it. See %s',
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[ $urlGenerator->linkToDocs('admin-config') ]),
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503
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);
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}
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}
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}
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public static function checkInstalled() {
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if (defined('OC_CONSOLE')) {
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return;
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}
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// Redirect to installer if not installed
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if (!\OC::$server->getSystemConfig()->getValue('installed', false) && OC::$SUBURI !== '/index.php' && OC::$SUBURI !== '/status.php') {
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if (OC::$CLI) {
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throw new Exception('Not installed');
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} else {
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$url = OC::$WEBROOT . '/index.php';
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header('Location: ' . $url);
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}
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exit();
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}
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}
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public static function checkMaintenanceMode() {
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// Allow ajax update script to execute without being stopped
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if (((bool) \OC::$server->getSystemConfig()->getValue('maintenance', false)) && OC::$SUBURI != '/core/ajax/update.php') {
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// send http status 503
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http_response_code(503);
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header('Retry-After: 120');
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// render error page
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$template = new OC_Template('', 'update.user', 'guest');
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OC_Util::addScript('dist/maintenance');
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OC_Util::addStyle('core', 'guest');
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$template->printPage();
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die();
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}
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}
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/**
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* Prints the upgrade page
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*
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* @param \OC\SystemConfig $systemConfig
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*/
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private static function printUpgradePage(\OC\SystemConfig $systemConfig) {
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$disableWebUpdater = $systemConfig->getValue('upgrade.disable-web', false);
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$tooBig = false;
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if (!$disableWebUpdater) {
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$apps = \OC::$server->getAppManager();
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if ($apps->isInstalled('user_ldap')) {
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$qb = \OC::$server->getDatabaseConnection()->getQueryBuilder();
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$result = $qb->select($qb->func()->count('*', 'user_count'))
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->from('ldap_user_mapping')
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->execute();
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$row = $result->fetch();
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$result->closeCursor();
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$tooBig = ($row['user_count'] > 50);
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}
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if (!$tooBig && $apps->isInstalled('user_saml')) {
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$qb = \OC::$server->getDatabaseConnection()->getQueryBuilder();
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$result = $qb->select($qb->func()->count('*', 'user_count'))
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->from('user_saml_users')
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->execute();
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$row = $result->fetch();
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$result->closeCursor();
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$tooBig = ($row['user_count'] > 50);
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}
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if (!$tooBig) {
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// count users
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$stats = \OC::$server->getUserManager()->countUsers();
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$totalUsers = array_sum($stats);
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$tooBig = ($totalUsers > 50);
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}
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}
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$ignoreTooBigWarning = isset($_GET['IKnowThatThisIsABigInstanceAndTheUpdateRequestCouldRunIntoATimeoutAndHowToRestoreABackup']) &&
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$_GET['IKnowThatThisIsABigInstanceAndTheUpdateRequestCouldRunIntoATimeoutAndHowToRestoreABackup'] === 'IAmSuperSureToDoThis';
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if ($disableWebUpdater || ($tooBig && !$ignoreTooBigWarning)) {
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// send http status 503
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http_response_code(503);
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header('Retry-After: 120');
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// render error page
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$template = new OC_Template('', 'update.use-cli', 'guest');
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$template->assign('productName', 'nextcloud'); // for now
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$template->assign('version', OC_Util::getVersionString());
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$template->assign('tooBig', $tooBig);
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$template->printPage();
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die();
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}
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// check whether this is a core update or apps update
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$installedVersion = $systemConfig->getValue('version', '0.0.0');
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$currentVersion = implode('.', \OCP\Util::getVersion());
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// if not a core upgrade, then it's apps upgrade
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$isAppsOnlyUpgrade = version_compare($currentVersion, $installedVersion, '=');
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$oldTheme = $systemConfig->getValue('theme');
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$systemConfig->setValue('theme', '');
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OC_Util::addScript('config'); // needed for web root
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OC_Util::addScript('update');
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/** @var \OC\App\AppManager $appManager */
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$appManager = \OC::$server->getAppManager();
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$tmpl = new OC_Template('', 'update.admin', 'guest');
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$tmpl->assign('version', OC_Util::getVersionString());
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$tmpl->assign('isAppsOnlyUpgrade', $isAppsOnlyUpgrade);
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// get third party apps
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$ocVersion = \OCP\Util::getVersion();
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$ocVersion = implode('.', $ocVersion);
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$incompatibleApps = $appManager->getIncompatibleApps($ocVersion);
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$incompatibleShippedApps = [];
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foreach ($incompatibleApps as $appInfo) {
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if ($appManager->isShipped($appInfo['id'])) {
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$incompatibleShippedApps[] = $appInfo['name'] . ' (' . $appInfo['id'] . ')';
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}
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}
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if (!empty($incompatibleShippedApps)) {
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$l = \OC::$server->getL10N('core');
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$hint = $l->t('The files of the app %1$s were not replaced correctly. Make sure it is a version compatible with the server.', [implode(', ', $incompatibleShippedApps)]);
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throw new \OC\HintException('The files of the app ' . implode(', ', $incompatibleShippedApps) . ' were not replaced correctly. Make sure it is a version compatible with the server.', $hint);
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}
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$tmpl->assign('appsToUpgrade', $appManager->getAppsNeedingUpgrade($ocVersion));
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$tmpl->assign('incompatibleAppsList', $incompatibleApps);
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$tmpl->assign('productName', 'Nextcloud'); // for now
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$tmpl->assign('oldTheme', $oldTheme);
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$tmpl->printPage();
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}
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public static function initSession() {
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if (self::$server->getRequest()->getServerProtocol() === 'https') {
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ini_set('session.cookie_secure', true);
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}
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// prevents javascript from accessing php session cookies
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ini_set('session.cookie_httponly', 'true');
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// set the cookie path to the Nextcloud directory
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$cookie_path = OC::$WEBROOT ? : '/';
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ini_set('session.cookie_path', $cookie_path);
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// Let the session name be changed in the initSession Hook
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$sessionName = OC_Util::getInstanceId();
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try {
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// set the session name to the instance id - which is unique
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$session = new \OC\Session\Internal($sessionName);
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$cryptoWrapper = \OC::$server->getSessionCryptoWrapper();
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$session = $cryptoWrapper->wrapSession($session);
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self::$server->setSession($session);
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// if session can't be started break with http 500 error
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} catch (Exception $e) {
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\OC::$server->getLogger()->logException($e, ['app' => 'base']);
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|
//show the user a detailed error page
|
|
OC_Template::printExceptionErrorPage($e, 500);
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die();
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}
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|
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$sessionLifeTime = self::getSessionLifeTime();
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|
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// session timeout
|
|
if ($session->exists('LAST_ACTIVITY') && (time() - $session->get('LAST_ACTIVITY') > $sessionLifeTime)) {
|
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if (isset($_COOKIE[session_name()])) {
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setcookie(session_name(), '', -1, self::$WEBROOT ? : '/');
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}
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\OC::$server->getUserSession()->logout();
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}
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|
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$session->set('LAST_ACTIVITY', time());
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}
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|
|
/**
|
|
* @return string
|
|
*/
|
|
private static function getSessionLifeTime() {
|
|
return \OC::$server->getConfig()->getSystemValue('session_lifetime', 60 * 60 * 24);
|
|
}
|
|
|
|
/**
|
|
* Try to set some values to the required Nextcloud default
|
|
*/
|
|
public static function setRequiredIniValues() {
|
|
@ini_set('default_charset', 'UTF-8');
|
|
@ini_set('gd.jpeg_ignore_warning', '1');
|
|
}
|
|
|
|
/**
|
|
* Send the same site cookies
|
|
*/
|
|
private static function sendSameSiteCookies() {
|
|
$cookieParams = session_get_cookie_params();
|
|
$secureCookie = ($cookieParams['secure'] === true) ? 'secure; ' : '';
|
|
$policies = [
|
|
'lax',
|
|
'strict',
|
|
];
|
|
|
|
// Append __Host to the cookie if it meets the requirements
|
|
$cookiePrefix = '';
|
|
if ($cookieParams['secure'] === true && $cookieParams['path'] === '/') {
|
|
$cookiePrefix = '__Host-';
|
|
}
|
|
|
|
foreach ($policies as $policy) {
|
|
header(
|
|
sprintf(
|
|
'Set-Cookie: %snc_sameSiteCookie%s=true; path=%s; httponly;' . $secureCookie . 'expires=Fri, 31-Dec-2100 23:59:59 GMT; SameSite=%s',
|
|
$cookiePrefix,
|
|
$policy,
|
|
$cookieParams['path'],
|
|
$policy
|
|
),
|
|
false
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Same Site cookie to further mitigate CSRF attacks. This cookie has to
|
|
* be set in every request if cookies are sent to add a second level of
|
|
* defense against CSRF.
|
|
*
|
|
* If the cookie is not sent this will set the cookie and reload the page.
|
|
* We use an additional cookie since we want to protect logout CSRF and
|
|
* also we can't directly interfere with PHP's session mechanism.
|
|
*/
|
|
private static function performSameSiteCookieProtection() {
|
|
$request = \OC::$server->getRequest();
|
|
|
|
// Some user agents are notorious and don't really properly follow HTTP
|
|
// specifications. For those, have an automated opt-out. Since the protection
|
|
// for remote.php is applied in base.php as starting point we need to opt out
|
|
// here.
|
|
$incompatibleUserAgents = \OC::$server->getConfig()->getSystemValue('csrf.optout');
|
|
|
|
// Fallback, if csrf.optout is unset
|
|
if (!is_array($incompatibleUserAgents)) {
|
|
$incompatibleUserAgents = [
|
|
// OS X Finder
|
|
'/^WebDAVFS/',
|
|
// Windows webdav drive
|
|
'/^Microsoft-WebDAV-MiniRedir/',
|
|
];
|
|
}
|
|
|
|
if ($request->isUserAgent($incompatibleUserAgents)) {
|
|
return;
|
|
}
|
|
|
|
if (count($_COOKIE) > 0) {
|
|
$requestUri = $request->getScriptName();
|
|
$processingScript = explode('/', $requestUri);
|
|
$processingScript = $processingScript[count($processingScript)-1];
|
|
|
|
// index.php routes are handled in the middleware
|
|
if ($processingScript === 'index.php') {
|
|
return;
|
|
}
|
|
|
|
// All other endpoints require the lax and the strict cookie
|
|
if (!$request->passesStrictCookieCheck()) {
|
|
self::sendSameSiteCookies();
|
|
// Debug mode gets access to the resources without strict cookie
|
|
// due to the fact that the SabreDAV browser also lives there.
|
|
if (!\OC::$server->getConfig()->getSystemValue('debug', false)) {
|
|
http_response_code(\OCP\AppFramework\Http::STATUS_SERVICE_UNAVAILABLE);
|
|
exit();
|
|
}
|
|
}
|
|
} elseif (!isset($_COOKIE['nc_sameSiteCookielax']) || !isset($_COOKIE['nc_sameSiteCookiestrict'])) {
|
|
self::sendSameSiteCookies();
|
|
}
|
|
}
|
|
|
|
public static function init() {
|
|
// calculate the root directories
|
|
OC::$SERVERROOT = str_replace("\\", '/', substr(__DIR__, 0, -4));
|
|
|
|
// register autoloader
|
|
$loaderStart = microtime(true);
|
|
require_once __DIR__ . '/autoloader.php';
|
|
self::$loader = new \OC\Autoloader([
|
|
OC::$SERVERROOT . '/lib/private/legacy',
|
|
]);
|
|
if (defined('PHPUNIT_RUN')) {
|
|
self::$loader->addValidRoot(OC::$SERVERROOT . '/tests');
|
|
}
|
|
spl_autoload_register([self::$loader, 'load']);
|
|
$loaderEnd = microtime(true);
|
|
|
|
self::$CLI = (php_sapi_name() == 'cli');
|
|
|
|
// Add default composer PSR-4 autoloader
|
|
self::$composerAutoloader = require_once OC::$SERVERROOT . '/lib/composer/autoload.php';
|
|
|
|
try {
|
|
self::initPaths();
|
|
// setup 3rdparty autoloader
|
|
$vendorAutoLoad = OC::$SERVERROOT. '/3rdparty/autoload.php';
|
|
if (!file_exists($vendorAutoLoad)) {
|
|
throw new \RuntimeException('Composer autoloader not found, unable to continue. Check the folder "3rdparty". Running "git submodule update --init" will initialize the git submodule that handles the subfolder "3rdparty".');
|
|
}
|
|
require_once $vendorAutoLoad;
|
|
} catch (\RuntimeException $e) {
|
|
if (!self::$CLI) {
|
|
http_response_code(503);
|
|
}
|
|
// we can't use the template error page here, because this needs the
|
|
// DI container which isn't available yet
|
|
print($e->getMessage());
|
|
exit();
|
|
}
|
|
|
|
// setup the basic server
|
|
self::$server = new \OC\Server(\OC::$WEBROOT, self::$config);
|
|
self::$server->boot();
|
|
\OC::$server->getEventLogger()->log('autoloader', 'Autoloader', $loaderStart, $loaderEnd);
|
|
\OC::$server->getEventLogger()->start('boot', 'Initialize');
|
|
|
|
// Override php.ini and log everything if we're troubleshooting
|
|
if (self::$config->getValue('loglevel') === ILogger::DEBUG) {
|
|
error_reporting(E_ALL);
|
|
}
|
|
|
|
// Don't display errors and log them
|
|
@ini_set('display_errors', '0');
|
|
@ini_set('log_errors', '1');
|
|
|
|
if (!date_default_timezone_set('UTC')) {
|
|
throw new \RuntimeException('Could not set timezone to UTC');
|
|
}
|
|
|
|
//try to configure php to enable big file uploads.
|
|
//this doesn´t work always depending on the webserver and php configuration.
|
|
//Let´s try to overwrite some defaults anyway
|
|
|
|
//try to set the maximum execution time to 60min
|
|
if (strpos(@ini_get('disable_functions'), 'set_time_limit') === false) {
|
|
@set_time_limit(3600);
|
|
}
|
|
@ini_set('max_execution_time', '3600');
|
|
@ini_set('max_input_time', '3600');
|
|
|
|
//try to set the maximum filesize to 10G
|
|
@ini_set('upload_max_filesize', '10G');
|
|
@ini_set('post_max_size', '10G');
|
|
@ini_set('file_uploads', '50');
|
|
|
|
self::setRequiredIniValues();
|
|
self::handleAuthHeaders();
|
|
self::registerAutoloaderCache();
|
|
|
|
// initialize intl fallback is necessary
|
|
\Patchwork\Utf8\Bootup::initIntl();
|
|
OC_Util::isSetLocaleWorking();
|
|
|
|
if (!defined('PHPUNIT_RUN')) {
|
|
OC\Log\ErrorHandler::setLogger(\OC::$server->getLogger());
|
|
$debug = \OC::$server->getConfig()->getSystemValue('debug', false);
|
|
OC\Log\ErrorHandler::register($debug);
|
|
}
|
|
|
|
/** @var \OC\AppFramework\Bootstrap\Coordinator $bootstrapCoordinator */
|
|
$bootstrapCoordinator = \OC::$server->query(\OC\AppFramework\Bootstrap\Coordinator::class);
|
|
$bootstrapCoordinator->runRegistration();
|
|
|
|
\OC::$server->getEventLogger()->start('init_session', 'Initialize session');
|
|
OC_App::loadApps(['session']);
|
|
if (!self::$CLI) {
|
|
self::initSession();
|
|
}
|
|
\OC::$server->getEventLogger()->end('init_session');
|
|
self::checkConfig();
|
|
self::checkInstalled();
|
|
|
|
OC_Response::addSecurityHeaders();
|
|
|
|
self::performSameSiteCookieProtection();
|
|
|
|
if (!defined('OC_CONSOLE')) {
|
|
$errors = OC_Util::checkServer(\OC::$server->getSystemConfig());
|
|
if (count($errors) > 0) {
|
|
if (!self::$CLI) {
|
|
http_response_code(503);
|
|
OC_Util::addStyle('guest');
|
|
try {
|
|
OC_Template::printGuestPage('', 'error', ['errors' => $errors]);
|
|
exit;
|
|
} catch (\Exception $e) {
|
|
// In case any error happens when showing the error page, we simply fall back to posting the text.
|
|
// This might be the case when e.g. the data directory is broken and we can not load/write SCSS to/from it.
|
|
}
|
|
}
|
|
|
|
// Convert l10n string into regular string for usage in database
|
|
$staticErrors = [];
|
|
foreach ($errors as $error) {
|
|
echo $error['error'] . "\n";
|
|
echo $error['hint'] . "\n\n";
|
|
$staticErrors[] = [
|
|
'error' => (string)$error['error'],
|
|
'hint' => (string)$error['hint'],
|
|
];
|
|
}
|
|
|
|
try {
|
|
\OC::$server->getConfig()->setAppValue('core', 'cronErrors', json_encode($staticErrors));
|
|
} catch (\Exception $e) {
|
|
echo('Writing to database failed');
|
|
}
|
|
exit(1);
|
|
} elseif (self::$CLI && \OC::$server->getConfig()->getSystemValue('installed', false)) {
|
|
\OC::$server->getConfig()->deleteAppValue('core', 'cronErrors');
|
|
}
|
|
}
|
|
//try to set the session lifetime
|
|
$sessionLifeTime = self::getSessionLifeTime();
|
|
@ini_set('gc_maxlifetime', (string)$sessionLifeTime);
|
|
|
|
$systemConfig = \OC::$server->getSystemConfig();
|
|
|
|
// User and Groups
|
|
if (!$systemConfig->getValue("installed", false)) {
|
|
self::$server->getSession()->set('user_id', '');
|
|
}
|
|
|
|
OC_User::useBackend(new \OC\User\Database());
|
|
\OC::$server->getGroupManager()->addBackend(new \OC\Group\Database());
|
|
|
|
// Subscribe to the hook
|
|
\OCP\Util::connectHook(
|
|
'\OCA\Files_Sharing\API\Server2Server',
|
|
'preLoginNameUsedAsUserName',
|
|
'\OC\User\Database',
|
|
'preLoginNameUsedAsUserName'
|
|
);
|
|
|
|
//setup extra user backends
|
|
if (!\OCP\Util::needUpgrade()) {
|
|
OC_User::setupBackends();
|
|
} else {
|
|
// Run upgrades in incognito mode
|
|
OC_User::setIncognitoMode(true);
|
|
}
|
|
|
|
self::registerCleanupHooks();
|
|
self::registerFilesystemHooks();
|
|
self::registerShareHooks();
|
|
self::registerEncryptionWrapper();
|
|
self::registerEncryptionHooks();
|
|
self::registerAccountHooks();
|
|
self::registerResourceCollectionHooks();
|
|
self::registerAppRestrictionsHooks();
|
|
|
|
// Make sure that the application class is not loaded before the database is setup
|
|
if ($systemConfig->getValue("installed", false)) {
|
|
OC_App::loadApp('settings');
|
|
}
|
|
|
|
//make sure temporary files are cleaned up
|
|
$tmpManager = \OC::$server->getTempManager();
|
|
register_shutdown_function([$tmpManager, 'clean']);
|
|
$lockProvider = \OC::$server->getLockingProvider();
|
|
register_shutdown_function([$lockProvider, 'releaseAll']);
|
|
|
|
// Check whether the sample configuration has been copied
|
|
if ($systemConfig->getValue('copied_sample_config', false)) {
|
|
$l = \OC::$server->getL10N('lib');
|
|
OC_Template::printErrorPage(
|
|
$l->t('Sample configuration detected'),
|
|
$l->t('It has been detected that the sample configuration has been copied. This can break your installation and is unsupported. Please read the documentation before performing changes on config.php'),
|
|
503
|
|
);
|
|
return;
|
|
}
|
|
|
|
$request = \OC::$server->getRequest();
|
|
$host = $request->getInsecureServerHost();
|
|
/**
|
|
* if the host passed in headers isn't trusted
|
|
* FIXME: Should not be in here at all :see_no_evil:
|
|
*/
|
|
if (!OC::$CLI
|
|
&& !\OC::$server->getTrustedDomainHelper()->isTrustedDomain($host)
|
|
&& self::$server->getConfig()->getSystemValue('installed', false)
|
|
) {
|
|
// Allow access to CSS resources
|
|
$isScssRequest = false;
|
|
if (strpos($request->getPathInfo(), '/css/') === 0) {
|
|
$isScssRequest = true;
|
|
}
|
|
|
|
if (substr($request->getRequestUri(), -11) === '/status.php') {
|
|
http_response_code(400);
|
|
header('Content-Type: application/json');
|
|
echo '{"error": "Trusted domain error.", "code": 15}';
|
|
exit();
|
|
}
|
|
|
|
if (!$isScssRequest) {
|
|
http_response_code(400);
|
|
|
|
\OC::$server->getLogger()->info(
|
|
'Trusted domain error. "{remoteAddress}" tried to access using "{host}" as host.',
|
|
[
|
|
'app' => 'core',
|
|
'remoteAddress' => $request->getRemoteAddress(),
|
|
'host' => $host,
|
|
]
|
|
);
|
|
|
|
$tmpl = new OCP\Template('core', 'untrustedDomain', 'guest');
|
|
$tmpl->assign('docUrl', \OC::$server->getURLGenerator()->linkToDocs('admin-trusted-domains'));
|
|
$tmpl->printPage();
|
|
|
|
exit();
|
|
}
|
|
}
|
|
\OC::$server->getEventLogger()->end('boot');
|
|
}
|
|
|
|
/**
|
|
* register hooks for the cleanup of cache and bruteforce protection
|
|
*/
|
|
public static function registerCleanupHooks() {
|
|
//don't try to do this before we are properly setup
|
|
if (\OC::$server->getSystemConfig()->getValue('installed', false) && !\OCP\Util::needUpgrade()) {
|
|
|
|
// NOTE: This will be replaced to use OCP
|
|
$userSession = self::$server->getUserSession();
|
|
$userSession->listen('\OC\User', 'postLogin', function () use ($userSession) {
|
|
if (!defined('PHPUNIT_RUN') && $userSession->isLoggedIn()) {
|
|
// reset brute force delay for this IP address and username
|
|
$uid = \OC::$server->getUserSession()->getUser()->getUID();
|
|
$request = \OC::$server->getRequest();
|
|
$throttler = \OC::$server->getBruteForceThrottler();
|
|
$throttler->resetDelay($request->getRemoteAddress(), 'login', ['user' => $uid]);
|
|
}
|
|
|
|
try {
|
|
$cache = new \OC\Cache\File();
|
|
$cache->gc();
|
|
} catch (\OC\ServerNotAvailableException $e) {
|
|
// not a GC exception, pass it on
|
|
throw $e;
|
|
} catch (\OC\ForbiddenException $e) {
|
|
// filesystem blocked for this request, ignore
|
|
} catch (\Exception $e) {
|
|
// a GC exception should not prevent users from using OC,
|
|
// so log the exception
|
|
\OC::$server->getLogger()->logException($e, [
|
|
'message' => 'Exception when running cache gc.',
|
|
'level' => ILogger::WARN,
|
|
'app' => 'core',
|
|
]);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
private static function registerEncryptionWrapper() {
|
|
$manager = self::$server->getEncryptionManager();
|
|
\OCP\Util::connectHook('OC_Filesystem', 'preSetup', $manager, 'setupStorage');
|
|
}
|
|
|
|
private static function registerEncryptionHooks() {
|
|
$enabled = self::$server->getEncryptionManager()->isEnabled();
|
|
if ($enabled) {
|
|
\OCP\Util::connectHook(Share::class, 'post_shared', HookManager::class, 'postShared');
|
|
\OCP\Util::connectHook(Share::class, 'post_unshare', HookManager::class, 'postUnshared');
|
|
\OCP\Util::connectHook('OC_Filesystem', 'post_rename', HookManager::class, 'postRename');
|
|
\OCP\Util::connectHook('\OCA\Files_Trashbin\Trashbin', 'post_restore', HookManager::class, 'postRestore');
|
|
}
|
|
}
|
|
|
|
private static function registerAccountHooks() {
|
|
$hookHandler = new \OC\Accounts\Hooks(\OC::$server->getLogger());
|
|
\OCP\Util::connectHook('OC_User', 'changeUser', $hookHandler, 'changeUserHook');
|
|
}
|
|
|
|
private static function registerAppRestrictionsHooks() {
|
|
$groupManager = self::$server->query(\OCP\IGroupManager::class);
|
|
$groupManager->listen('\OC\Group', 'postDelete', function (\OCP\IGroup $group) {
|
|
$appManager = self::$server->getAppManager();
|
|
$apps = $appManager->getEnabledAppsForGroup($group);
|
|
foreach ($apps as $appId) {
|
|
$restrictions = $appManager->getAppRestriction($appId);
|
|
if (empty($restrictions)) {
|
|
continue;
|
|
}
|
|
$key = array_search($group->getGID(), $restrictions);
|
|
unset($restrictions[$key]);
|
|
$restrictions = array_values($restrictions);
|
|
if (empty($restrictions)) {
|
|
$appManager->disableApp($appId);
|
|
} else {
|
|
$appManager->enableAppForGroups($appId, $restrictions);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
private static function registerResourceCollectionHooks() {
|
|
\OC\Collaboration\Resources\Listener::register(\OC::$server->getEventDispatcher());
|
|
}
|
|
|
|
/**
|
|
* register hooks for the filesystem
|
|
*/
|
|
public static function registerFilesystemHooks() {
|
|
// Check for blacklisted files
|
|
OC_Hook::connect('OC_Filesystem', 'write', Filesystem::class, 'isBlacklisted');
|
|
OC_Hook::connect('OC_Filesystem', 'rename', Filesystem::class, 'isBlacklisted');
|
|
}
|
|
|
|
/**
|
|
* register hooks for sharing
|
|
*/
|
|
public static function registerShareHooks() {
|
|
if (\OC::$server->getSystemConfig()->getValue('installed')) {
|
|
OC_Hook::connect('OC_User', 'post_deleteUser', Hooks::class, 'post_deleteUser');
|
|
OC_Hook::connect('OC_User', 'post_deleteGroup', Hooks::class, 'post_deleteGroup');
|
|
|
|
/** @var IEventDispatcher $dispatcher */
|
|
$dispatcher = \OC::$server->get(IEventDispatcher::class);
|
|
$dispatcher->addServiceListener(UserRemovedEvent::class, \OC\Share20\UserRemovedListener::class);
|
|
}
|
|
}
|
|
|
|
protected static function registerAutoloaderCache() {
|
|
// The class loader takes an optional low-latency cache, which MUST be
|
|
// namespaced. The instanceid is used for namespacing, but might be
|
|
// unavailable at this point. Furthermore, it might not be possible to
|
|
// generate an instanceid via \OC_Util::getInstanceId() because the
|
|
// config file may not be writable. As such, we only register a class
|
|
// loader cache if instanceid is available without trying to create one.
|
|
$instanceId = \OC::$server->getSystemConfig()->getValue('instanceid', null);
|
|
if ($instanceId) {
|
|
try {
|
|
$memcacheFactory = \OC::$server->getMemCacheFactory();
|
|
self::$loader->setMemoryCache($memcacheFactory->createLocal('Autoloader'));
|
|
} catch (\Exception $ex) {
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Handle the request
|
|
*/
|
|
public static function handleRequest() {
|
|
\OC::$server->getEventLogger()->start('handle_request', 'Handle request');
|
|
$systemConfig = \OC::$server->getSystemConfig();
|
|
|
|
// Check if Nextcloud is installed or in maintenance (update) mode
|
|
if (!$systemConfig->getValue('installed', false)) {
|
|
\OC::$server->getSession()->clear();
|
|
$setupHelper = new OC\Setup(
|
|
$systemConfig,
|
|
\OC::$server->get(\bantu\IniGetWrapper\IniGetWrapper::class),
|
|
\OC::$server->getL10N('lib'),
|
|
\OC::$server->query(\OCP\Defaults::class),
|
|
\OC::$server->getLogger(),
|
|
\OC::$server->getSecureRandom(),
|
|
\OC::$server->query(\OC\Installer::class)
|
|
);
|
|
$controller = new OC\Core\Controller\SetupController($setupHelper);
|
|
$controller->run($_POST);
|
|
exit();
|
|
}
|
|
|
|
$request = \OC::$server->getRequest();
|
|
$requestPath = $request->getRawPathInfo();
|
|
if ($requestPath === '/heartbeat') {
|
|
return;
|
|
}
|
|
if (substr($requestPath, -3) !== '.js') { // we need these files during the upgrade
|
|
self::checkMaintenanceMode();
|
|
|
|
if (\OCP\Util::needUpgrade()) {
|
|
if (function_exists('opcache_reset')) {
|
|
opcache_reset();
|
|
}
|
|
if (!((bool) $systemConfig->getValue('maintenance', false))) {
|
|
self::printUpgradePage($systemConfig);
|
|
exit();
|
|
}
|
|
}
|
|
}
|
|
|
|
// emergency app disabling
|
|
if ($requestPath === '/disableapp'
|
|
&& $request->getMethod() === 'POST'
|
|
&& ((array)$request->getParam('appid')) !== ''
|
|
) {
|
|
\OC_JSON::callCheck();
|
|
\OC_JSON::checkAdminUser();
|
|
$appIds = (array)$request->getParam('appid');
|
|
foreach ($appIds as $appId) {
|
|
$appId = \OC_App::cleanAppId($appId);
|
|
\OC::$server->getAppManager()->disableApp($appId);
|
|
}
|
|
\OC_JSON::success();
|
|
exit();
|
|
}
|
|
|
|
// Always load authentication apps
|
|
OC_App::loadApps(['authentication']);
|
|
|
|
// Load minimum set of apps
|
|
if (!\OCP\Util::needUpgrade()
|
|
&& !((bool) $systemConfig->getValue('maintenance', false))) {
|
|
// For logged-in users: Load everything
|
|
if (\OC::$server->getUserSession()->isLoggedIn()) {
|
|
OC_App::loadApps();
|
|
} else {
|
|
// For guests: Load only filesystem and logging
|
|
OC_App::loadApps(['filesystem', 'logging']);
|
|
self::handleLogin($request);
|
|
}
|
|
}
|
|
|
|
if (!self::$CLI) {
|
|
try {
|
|
if (!((bool) $systemConfig->getValue('maintenance', false)) && !\OCP\Util::needUpgrade()) {
|
|
OC_App::loadApps(['filesystem', 'logging']);
|
|
OC_App::loadApps();
|
|
}
|
|
OC_Util::setupFS();
|
|
OC::$server->getRouter()->match(\OC::$server->getRequest()->getRawPathInfo());
|
|
return;
|
|
} catch (Symfony\Component\Routing\Exception\ResourceNotFoundException $e) {
|
|
//header('HTTP/1.0 404 Not Found');
|
|
} catch (Symfony\Component\Routing\Exception\MethodNotAllowedException $e) {
|
|
http_response_code(405);
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Handle WebDAV
|
|
if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'PROPFIND') {
|
|
// not allowed any more to prevent people
|
|
// mounting this root directly.
|
|
// Users need to mount remote.php/webdav instead.
|
|
http_response_code(405);
|
|
return;
|
|
}
|
|
|
|
// Someone is logged in
|
|
if (\OC::$server->getUserSession()->isLoggedIn()) {
|
|
OC_App::loadApps();
|
|
OC_User::setupBackends();
|
|
OC_Util::setupFS();
|
|
// FIXME
|
|
// Redirect to default application
|
|
OC_Util::redirectToDefaultPage();
|
|
} else {
|
|
// Not handled and not logged in
|
|
header('Location: '.\OC::$server->getURLGenerator()->linkToRouteAbsolute('core.login.showLoginForm'));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check login: apache auth, auth token, basic auth
|
|
*
|
|
* @param OCP\IRequest $request
|
|
* @return boolean
|
|
*/
|
|
public static function handleLogin(OCP\IRequest $request) {
|
|
$userSession = self::$server->getUserSession();
|
|
if (OC_User::handleApacheAuth()) {
|
|
return true;
|
|
}
|
|
if ($userSession->tryTokenLogin($request)) {
|
|
return true;
|
|
}
|
|
if (isset($_COOKIE['nc_username'])
|
|
&& isset($_COOKIE['nc_token'])
|
|
&& isset($_COOKIE['nc_session_id'])
|
|
&& $userSession->loginWithCookie($_COOKIE['nc_username'], $_COOKIE['nc_token'], $_COOKIE['nc_session_id'])) {
|
|
return true;
|
|
}
|
|
if ($userSession->tryBasicAuthLogin($request, \OC::$server->getBruteForceThrottler())) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
protected static function handleAuthHeaders() {
|
|
//copy http auth headers for apache+php-fcgid work around
|
|
if (isset($_SERVER['HTTP_XAUTHORIZATION']) && !isset($_SERVER['HTTP_AUTHORIZATION'])) {
|
|
$_SERVER['HTTP_AUTHORIZATION'] = $_SERVER['HTTP_XAUTHORIZATION'];
|
|
}
|
|
|
|
// Extract PHP_AUTH_USER/PHP_AUTH_PW from other headers if necessary.
|
|
$vars = [
|
|
'HTTP_AUTHORIZATION', // apache+php-cgi work around
|
|
'REDIRECT_HTTP_AUTHORIZATION', // apache+php-cgi alternative
|
|
];
|
|
foreach ($vars as $var) {
|
|
if (isset($_SERVER[$var]) && preg_match('/Basic\s+(.*)$/i', $_SERVER[$var], $matches)) {
|
|
$credentials = explode(':', base64_decode($matches[1]), 2);
|
|
if (count($credentials) === 2) {
|
|
$_SERVER['PHP_AUTH_USER'] = $credentials[0];
|
|
$_SERVER['PHP_AUTH_PW'] = $credentials[1];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
OC::init();
|