nextcloud-desktop/src/libsync/accessmanager.cpp
Michael Schuster f90f31756a
Fix build with older Qt: Disable http2 for now due to Qt bug, add env var (upstream)
Disable http2 for now due to Qt bug but allow enabling it via env var, see: https://github.com/owncloud/client/pull/7620
  and: https://github.com/nextcloud/desktop/pull/1806
Issue: https://github.com/nextcloud/desktop/issues/1503

Co-authored-by: XNG <Milokita@users.noreply.github.com>
Co-authored-by: Hannah von Reth <hannah.vonreth@owncloud.com>

Signed-off-by: Michael Schuster <michael@schuster.ms>
2020-03-02 01:47:00 +01:00

113 lines
4.1 KiB
C++

/*
* Copyright (C) by Krzesimir Nowak <krzesimir@endocode.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include <QLoggingCategory>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QNetworkProxy>
#include <QAuthenticator>
#include <QSslConfiguration>
#include <QNetworkCookie>
#include <QNetworkCookieJar>
#include <QNetworkConfiguration>
#include <QUuid>
#include "cookiejar.h"
#include "accessmanager.h"
#include "common/utility.h"
namespace OCC {
Q_LOGGING_CATEGORY(lcAccessManager, "nextcloud.sync.accessmanager", QtInfoMsg)
AccessManager::AccessManager(QObject *parent)
: QNetworkAccessManager(parent)
{
#if defined(Q_OS_MAC)
// FIXME Workaround http://stackoverflow.com/a/15707366/2941 https://bugreports.qt-project.org/browse/QTBUG-30434
QNetworkProxy proxy = this->proxy();
proxy.setHostName(" ");
setProxy(proxy);
#endif
#ifndef Q_OS_LINUX
// Atempt to workaround for https://github.com/owncloud/client/issues/3969
setConfiguration(QNetworkConfiguration());
#endif
setCookieJar(new CookieJar);
}
void AccessManager::setRawCookie(const QByteArray &rawCookie, const QUrl &url)
{
QNetworkCookie cookie(rawCookie.left(rawCookie.indexOf('=')),
rawCookie.mid(rawCookie.indexOf('=') + 1));
qCDebug(lcAccessManager) << cookie.name() << cookie.value();
QList<QNetworkCookie> cookieList;
cookieList.append(cookie);
QNetworkCookieJar *jar = cookieJar();
jar->setCookiesFromUrl(cookieList, url);
}
static QByteArray generateRequestId()
{
// Use a UUID with the starting and ending curly brace removed.
auto uuid = QUuid::createUuid().toByteArray();
return uuid.mid(1, uuid.size() - 2);
}
QNetworkReply *AccessManager::createRequest(QNetworkAccessManager::Operation op, const QNetworkRequest &request, QIODevice *outgoingData)
{
QNetworkRequest newRequest(request);
if (newRequest.hasRawHeader("cookie")) {
// This will set the cookie into the QNetworkCookieJar which will then override the cookie header
setRawCookie(request.rawHeader("cookie"), request.url());
}
newRequest.setRawHeader(QByteArray("User-Agent"), Utility::userAgentString());
// Some firewalls reject requests that have a "User-Agent" but no "Accept" header
newRequest.setRawHeader(QByteArray("Accept"), "*/*");
QByteArray verb = newRequest.attribute(QNetworkRequest::CustomVerbAttribute).toByteArray();
// For PROPFIND (assumed to be a WebDAV op), set xml/utf8 as content type/encoding
// This needs extension
if (verb == "PROPFIND") {
newRequest.setHeader(QNetworkRequest::ContentTypeHeader, QLatin1String("text/xml; charset=utf-8"));
}
// Generate a new request id
QByteArray requestId = generateRequestId();
qInfo(lcAccessManager) << op << verb << newRequest.url().toString() << "has X-Request-ID" << requestId;
newRequest.setRawHeader("X-Request-ID", requestId);
#if QT_VERSION >= QT_VERSION_CHECK(5, 9, 4)
// only enable HTTP2 with Qt 5.9.4 because old Qt have too many bugs (e.g. QTBUG-64359 is fixed in >= Qt 5.9.4)
/* Disable http2 for now due to Qt bug but allow enabling it via env var, see: https://github.com/owncloud/client/pull/7620
* and: https://github.com/nextcloud/desktop/pull/1806
* Issue: https://github.com/nextcloud/desktop/issues/1503
*/
if (newRequest.url().scheme() == "https") { // Not for "http": QTBUG-61397
static const bool http2EnabledEnv = qEnvironmentVariableIntValue("OWNCLOUD_HTTP2_ENABLED") == 1;
newRequest.setAttribute(QNetworkRequest::HTTP2AllowedAttribute, http2EnabledEnv);
}
#endif
return QNetworkAccessManager::createRequest(op, newRequest, outgoingData);
}
} // namespace OCC