mirror of
https://github.com/nextcloud/desktop.git
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c6219581f6
- Introduce split between sytem and user files - Add Editor Current limitation: Picking up the changes requires a restart
534 lines
18 KiB
C++
534 lines
18 KiB
C++
/*
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* Copyright (C) by Duncan Mac-Vicar P. <duncan@kde.org>
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* Copyright (C) by Klaas Freitag <freitag@owncloud.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include "mirall/owncloudfolder.h"
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#include "mirall/mirallconfigfile.h"
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#include "mirall/owncloudinfo.h"
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#include "mirall/credentialstore.h"
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#include "mirall/logger.h"
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#include "mirall/utility.h"
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#include <csync.h>
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#include <QDebug>
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#include <QDir>
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#include <QUrl>
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#include <QMutexLocker>
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#include <QThread>
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#include <QStringList>
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#include <QTextStream>
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#include <QTimer>
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#include <QNetworkProxy>
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#include <QNetworkAccessManager>
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#include <QNetworkProxyFactory>
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#include <QMessageBox>
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#include <QPushButton>
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namespace Mirall {
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void csyncLogCatcher(CSYNC *ctx,
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int verbosity,
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const char *function,
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const char *buffer,
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void *userdata)
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{
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Logger::instance()->csyncLog( QString::fromUtf8(buffer) );
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}
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static QString replaceScheme(const QString &urlStr)
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{
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QUrl url( urlStr );
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if( url.scheme() == QLatin1String("http") ) {
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url.setScheme( QLatin1String("owncloud") );
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} else {
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// connect SSL!
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url.setScheme( QLatin1String("ownclouds") );
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}
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return url.toString();
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}
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ownCloudFolder::ownCloudFolder(const QString &alias,
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const QString &mpath,
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const QString &secondPath,
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QObject *parent)
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: Folder(alias, mpath, secondPath, parent)
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, _thread(0)
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, _csync(0)
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, _csyncError(false)
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, _csyncUnavail(false)
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, _csync_ctx(0)
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{
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ServerActionNotifier *notifier = new ServerActionNotifier(this);
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connect(notifier, SIGNAL(guiLog(QString,QString)), Logger::instance(), SIGNAL(optionalGuiLog(QString,QString)));
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connect(this, SIGNAL(syncFinished(SyncResult)), notifier, SLOT(slotSyncFinished(SyncResult)));
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qDebug() << "****** ownCloud folder using watcher *******";
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// The folder interval is set in the folder parent class.
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}
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bool ownCloudFolder::init()
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{
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QString url = replaceScheme(ownCloudInfo::instance()->webdavUrl() + secondPath());
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QString localpath = path();
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if( csync_create( &_csync_ctx, localpath.toUtf8().data(), url.toUtf8().data() ) < 0 ) {
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qDebug() << "Unable to create csync-context!";
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slotCSyncError(tr("Unable to create csync-context"));
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_csync_ctx = 0;
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} else {
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csync_set_log_callback( _csync_ctx, csyncLogCatcher );
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csync_set_log_verbosity(_csync_ctx, 11);
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MirallConfigFile cfgFile;
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csync_set_config_dir( _csync_ctx, cfgFile.configPath().toUtf8() );
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csync_enable_conflictcopys(_csync_ctx);
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QString excludeList = cfgFile.excludeFile(MirallConfigFile::SystemScope);
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if( !excludeList.isEmpty() ) {
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qDebug() << "==== added system ignore list to csync:" << excludeList.toUtf8();
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csync_add_exclude_list( _csync_ctx, excludeList.toUtf8() );
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}
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excludeList = cfgFile.excludeFile(MirallConfigFile::UserScope);
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if( !excludeList.isEmpty() ) {
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qDebug() << "==== added user defined ignore list to csync:" << excludeList.toUtf8();
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csync_add_exclude_list( _csync_ctx, excludeList.toUtf8() );
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}
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csync_set_auth_callback( _csync_ctx, getauth );
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if( csync_init( _csync_ctx ) < 0 ) {
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qDebug() << "Could not initialize csync!" << csync_get_error(_csync_ctx) << csync_get_error_string(_csync_ctx);
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slotCSyncError(CSyncThread::csyncErrorToString(csync_get_error(_csync_ctx), csync_get_error_string(_csync_ctx)));
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csync_destroy(_csync_ctx);
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_csync_ctx = 0;
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}
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setProxy();
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}
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return _csync_ctx;
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}
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ownCloudFolder::~ownCloudFolder()
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{
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if( _thread ) {
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_thread->quit();
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csync_request_abort(_csync_ctx);
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_thread->wait();
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}
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delete _csync;
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// Destroy csync here.
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csync_destroy(_csync_ctx);
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}
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void ownCloudFolder::setProxy()
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{
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if( _csync_ctx ) {
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/* Store proxy */
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QUrl proxyUrl(ownCloudInfo::instance()->webdavUrl());
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QList<QNetworkProxy> proxies = QNetworkProxyFactory::proxyForQuery(proxyUrl);
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// We set at least one in Application
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Q_ASSERT(proxies.count() > 0);
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QNetworkProxy proxy = proxies.first();
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if (proxy.type() == QNetworkProxy::NoProxy) {
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qDebug() << "Passing NO proxy to csync for" << proxyUrl;
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} else {
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qDebug() << "Passing" << proxy.hostName() << "of proxy type " << proxy.type()
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<< " to csync for" << proxyUrl;
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}
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int proxyPort = proxy.port();
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csync_set_module_property(_csync_ctx, "proxy_type", (char*) proxyTypeToCStr(proxy.type()) );
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csync_set_module_property(_csync_ctx, "proxy_host", proxy.hostName().toUtf8().data() );
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csync_set_module_property(_csync_ctx, "proxy_port", &proxyPort );
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csync_set_module_property(_csync_ctx, "proxy_user", proxy.user().toUtf8().data() );
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csync_set_module_property(_csync_ctx, "proxy_pwd" , proxy.password().toUtf8().data() );
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csync_set_module_property(_csync_ctx, "csync_context", _csync_ctx);
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}
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}
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const char* ownCloudFolder::proxyTypeToCStr(QNetworkProxy::ProxyType type)
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{
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switch (type) {
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case QNetworkProxy::NoProxy:
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return "NoProxy";
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case QNetworkProxy::DefaultProxy:
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return "DefaultProxy";
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case QNetworkProxy::Socks5Proxy:
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return "Socks5Proxy";
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case QNetworkProxy::HttpProxy:
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return "HttpProxy";
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case QNetworkProxy::HttpCachingProxy:
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return "HttpCachingProxy";
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case QNetworkProxy::FtpCachingProxy:
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return "FtpCachingProxy";
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default:
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return "NoProxy";
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}
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}
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int ownCloudFolder::getauth(const char *prompt,
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char *buf,
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size_t len,
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int echo,
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int verify,
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void *userdata
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)
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{
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int re = 0;
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QMutex mutex;
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QString qPrompt = QString::fromLatin1( prompt ).trimmed();
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QString user = CredentialStore::instance()->user();
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QString pwd = CredentialStore::instance()->password();
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if( qPrompt == QLatin1String("Enter your username:") ) {
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// qDebug() << "OOO Username requested!";
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QMutexLocker locker( &mutex );
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qstrncpy( buf, user.toUtf8().constData(), len );
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} else if( qPrompt == QLatin1String("Enter your password:") ) {
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QMutexLocker locker( &mutex );
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// qDebug() << "OOO Password requested!";
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qstrncpy( buf, pwd.toUtf8().constData(), len );
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} else {
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if( qPrompt.startsWith( QLatin1String("There are problems with the SSL certificate:"))) {
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// SSL is requested. If the program came here, the SSL check was done by mirall
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// It needs to be checked if the chain is still equal to the one which
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// was verified by the user.
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QRegExp regexp("fingerprint: ([\\w\\d:]+)");
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bool certOk = false;
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int pos = 0;
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// This is the set of certificates which QNAM accepted, so we should accept
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// them as well
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QList<QSslCertificate> certs = ownCloudInfo::instance()->certificateChain();
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while (!certOk && (pos = regexp.indexIn(qPrompt, 1+pos)) != -1) {
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QString neon_fingerprint = regexp.cap(1);
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foreach( const QSslCertificate& c, certs ) {
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QString verified_shasum = Utility::formatFingerprint(c.digest(QCryptographicHash::Sha1).toHex());
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qDebug() << "SSL Fingerprint from neon: " << neon_fingerprint << " compared to verified: " << verified_shasum;
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if( verified_shasum == neon_fingerprint ) {
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certOk = true;
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break;
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}
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}
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}
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// certOk = false; DEBUG setting, keep disabled!
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if( !certOk ) { // Problem!
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qstrcpy( buf, "no" );
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re = -1;
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} else {
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qstrcpy( buf, "yes" ); // Certificate is fine!
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}
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} else {
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qDebug() << "Unknown prompt: <" << prompt << ">";
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re = -1;
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}
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}
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return re;
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}
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bool ownCloudFolder::isBusy() const
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{
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return ( _thread && _thread->isRunning() );
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}
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QString ownCloudFolder::secondPath() const
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{
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return Folder::secondPath();
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}
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void ownCloudFolder::startSync()
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{
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startSync( QStringList() );
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}
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void ownCloudFolder::startSync(const QStringList &pathList)
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{
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if (!_csync_ctx) {
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// no _csync_ctx yet, initialize it.
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init();
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if (!_csync_ctx) {
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qDebug() << Q_FUNC_INFO << "init failed.";
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// the error should already be set
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QMetaObject::invokeMethod(this, "slotCSyncFinished", Qt::QueuedConnection);
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return;
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}
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}
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if (_thread && _thread->isRunning()) {
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qCritical() << "* ERROR csync is still running and new sync requested.";
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return;
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}
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if (_thread)
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_thread->quit();
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delete _csync;
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delete _thread;
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_errors.clear();
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_csyncError = false;
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_csyncUnavail = false;
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_syncResult.clearErrors();
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_syncResult.setStatus( SyncResult::SyncPrepare );
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emit syncStateChange();
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qDebug() << "*** Start syncing";
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_thread = new QThread(this);
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_csync = new CSyncThread( _csync_ctx );
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_csync->moveToThread(_thread);
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qRegisterMetaType<SyncFileItemVector>("SyncFileItemVector");
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qRegisterMetaType<SyncFileItem::Direction>("SyncFileItem::Direction");
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connect( _csync, SIGNAL(treeWalkResult(const SyncFileItemVector&)),
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this, SLOT(slotThreadTreeWalkResult(const SyncFileItemVector&)), Qt::QueuedConnection);
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connect(_csync, SIGNAL(started()), SLOT(slotCSyncStarted()), Qt::QueuedConnection);
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connect(_csync, SIGNAL(finished()), SLOT(slotCSyncFinished()), Qt::QueuedConnection);
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connect(_csync, SIGNAL(csyncError(QString)), SLOT(slotCSyncError(QString)), Qt::QueuedConnection);
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connect(_csync, SIGNAL(csyncUnavailable()), SLOT(slotCsyncUnavailable()), Qt::QueuedConnection);
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//blocking connection so the message box happens in this thread, but block the csync thread.
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connect(_csync, SIGNAL(aboutToRemoveAllFiles(SyncFileItem::Direction,bool*)),
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SLOT(slotAboutToRemoveAllFiles(SyncFileItem::Direction,bool*)), Qt::BlockingQueuedConnection);
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_thread->start();
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QMetaObject::invokeMethod(_csync, "startSync", Qt::QueuedConnection);
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emit syncStarted();
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}
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void ownCloudFolder::slotCSyncStarted()
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{
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qDebug() << " * csync thread started";
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_syncResult.setStatus(SyncResult::SyncRunning);
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emit syncStateChange();
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}
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void ownCloudFolder::slotCSyncError(const QString& err)
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{
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_errors.append( err );
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_csyncError = true;
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}
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void ownCloudFolder::slotCsyncUnavailable()
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{
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_csyncUnavail = true;
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}
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void ownCloudFolder::slotCSyncFinished()
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{
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qDebug() << "-> CSync Finished slot with error " << _csyncError;
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if (_csyncError) {
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_syncResult.setStatus(SyncResult::Error);
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qDebug() << " ** error Strings: " << _errors;
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_syncResult.setErrorStrings( _errors );
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qDebug() << " * owncloud csync thread finished with error";
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} else if (_csyncUnavail) {
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_syncResult.setStatus(SyncResult::Unavailable);
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} else {
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_syncResult.setStatus(SyncResult::Success);
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}
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if( _thread && _thread->isRunning() ) {
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_thread->quit();
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}
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ownCloudInfo::instance()->getQuotaRequest("/");
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emit syncFinished( _syncResult );
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}
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void ownCloudFolder::slotThreadTreeWalkResult(const SyncFileItemVector& items)
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{
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_syncResult.setSyncFileItemVector(items);
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}
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void ownCloudFolder::slotTerminateSync()
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{
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qDebug() << "folder " << alias() << " Terminating!";
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MirallConfigFile cfg;
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QString configDir = cfg.configPath();
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qDebug() << "csync's Config Dir: " << configDir;
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if( _thread && _csync ) {
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csync_request_abort(_csync_ctx);
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_thread->quit();
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_thread->wait();
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_csync->deleteLater();
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delete _thread;
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_csync = 0;
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_thread = 0;
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csync_resume(_csync_ctx);
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}
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if( ! configDir.isEmpty() ) {
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QFile file( configDir + QLatin1String("/lock"));
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if( file.exists() ) {
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qDebug() << "After termination, lock file exists and gets removed.";
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file.remove();
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}
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}
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_errors.append( tr("The CSync thread terminated.") );
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_csyncError = true;
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qDebug() << "-> CSync Terminated!";
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slotCSyncFinished();
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}
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void ownCloudFolder::slotLocalPathChanged( const QString& dir )
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{
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QDir notifiedDir(dir);
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QDir localPath( path() );
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if( notifiedDir.absolutePath() == localPath.absolutePath() ) {
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if( !localPath.exists() ) {
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qDebug() << "XXXXXXX The sync folder root was removed!!";
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if( _thread && _thread->isRunning() ) {
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qDebug() << "CSync currently running, set wipe flag!!";
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} else {
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qDebug() << "CSync not running, wipe it now!!";
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wipe();
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}
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qDebug() << "ALARM: The local path was DELETED!";
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}
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}
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}
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// This removes the csync File database if the sync folder definition is removed
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// permanentely. This is needed to provide a clean startup again in case another
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// local folder is synced to the same ownCloud.
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// See http://bugs.owncloud.org/thebuggenie/owncloud/issues/oc-788
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void ownCloudFolder::wipe()
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{
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QString stateDbFile = path()+QLatin1String(".csync_journal.db");
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QFile file(stateDbFile);
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if( file.exists() ) {
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if( !file.remove()) {
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qDebug() << "WRN: Failed to remove existing csync StateDB " << stateDbFile;
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} else {
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qDebug() << "wipe: Removed csync StateDB " << stateDbFile;
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}
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} else {
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qDebug() << "WRN: statedb is empty, can not remove.";
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}
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// Check if the tmp database file also exists
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QString ctmpName = path() + QLatin1String(".csync_journal.db.ctmp");
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QFile ctmpFile( ctmpName );
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if( ctmpFile.exists() ) {
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ctmpFile.remove();
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}
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}
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ServerActionNotifier::ServerActionNotifier(QObject *parent)
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: QObject(parent)
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{
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}
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void ServerActionNotifier::slotSyncFinished(const SyncResult &result)
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{
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SyncFileItemVector items = result.syncFileItemVector();
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if (items.count() == 0)
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return;
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int newItems = 0;
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int removedItems = 0;
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int updatedItems = 0;
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SyncFileItem firstItemNew;
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SyncFileItem firstItemDeleted;
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SyncFileItem firstItemUpdated;
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foreach (const SyncFileItem &item, items) {
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if (item._dir == SyncFileItem::Down) {
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switch (item._instruction) {
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case CSYNC_INSTRUCTION_NEW:
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newItems++;
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if (firstItemNew.isEmpty())
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firstItemNew = item;
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break;
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case CSYNC_INSTRUCTION_REMOVE:
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removedItems++;
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if (firstItemDeleted.isEmpty())
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firstItemDeleted = item;
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break;
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case CSYNC_INSTRUCTION_UPDATED:
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updatedItems++;
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if (firstItemUpdated.isEmpty())
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firstItemUpdated = item;
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break;
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default:
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// nothing.
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break;
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}
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}
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}
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if (newItems > 0) {
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QString file = QDir::toNativeSeparators(firstItemNew._file);
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if (newItems == 1)
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emit guiLog(tr("New file available"), tr("'%1' has been synced to this machine.").arg(file));
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else
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emit guiLog(tr("New files available"), tr("'%1' and %n other file(s) have been synced to this machine.",
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"", newItems-1).arg(file));
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}
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if (removedItems > 0) {
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QString file = QDir::toNativeSeparators(firstItemDeleted._file);
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if (removedItems == 1)
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emit guiLog(tr("File removed"), tr("'%1' has been removed.").arg(file));
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else
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emit guiLog(tr("Files removed"), tr("'%1' and %n other file(s) have been removed.",
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"", removedItems-1).arg(file));
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}
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if (updatedItems > 0) {
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QString file = QDir::toNativeSeparators(firstItemUpdated._file);
|
|
if (updatedItems == 1)
|
|
emit guiLog(tr("File updated"), tr("'%1' has been updated.").arg(file));
|
|
else
|
|
emit guiLog(tr("Files updated"), tr("'%1' and %n other file(s) have been updated.",
|
|
"", updatedItems-1).arg(file));
|
|
}
|
|
}
|
|
|
|
void ownCloudFolder::slotAboutToRemoveAllFiles(SyncFileItem::Direction direction, bool *cancel)
|
|
{
|
|
QString msg = direction == SyncFileItem::Down ?
|
|
tr("This sync would remove all the files in the local sync folder '%1'.\n"
|
|
"If you or your administrator have reset your account on the server, choose "
|
|
"\"Keep files\". If you want your data to be removed, choose \"Remove all files\".") :
|
|
tr("This sync would remove all the files in the sync folder '%1'.\n"
|
|
"This might be because the folder was silently reconfigured, or that all "
|
|
"the file were manually removed.\n"
|
|
"Are you sure you want to perform this operation?");
|
|
QMessageBox msgBox(QMessageBox::Warning, tr("Remove All Files?"),
|
|
msg.arg(alias()));
|
|
msgBox.addButton(tr("Remove all files"), QMessageBox::DestructiveRole);
|
|
QPushButton* keepBtn = msgBox.addButton(tr("Keep files"), QMessageBox::ActionRole);
|
|
if (msgBox.exec() == -1) {
|
|
*cancel = true;
|
|
return;
|
|
}
|
|
*cancel = msgBox.clickedButton() == keepBtn;
|
|
if (*cancel) {
|
|
wipe();
|
|
}
|
|
}
|
|
|
|
|
|
} // ns
|
|
|