140 lines
4.5 KiB
C++
140 lines
4.5 KiB
C++
/*
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* Copyright (C) by Hannah von Reth <hannah.vonreth@owncloud.com>
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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 "httplogger.h"
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#include <QRegularExpression>
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#include <QLoggingCategory>
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#include <QBuffer>
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namespace {
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Q_LOGGING_CATEGORY(lcNetworkHttp, "sync.httplogger", QtWarningMsg)
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const qint64 PeekSize = 1024 * 1024;
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const QByteArray XRequestId(){
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return QByteArrayLiteral("X-Request-ID");
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}
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bool isTextBody(const QString &s)
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{
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static const QRegularExpression regexp(QStringLiteral("^(text/.*|(application/(xml|json|x-www-form-urlencoded)(;|$)))"));
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return regexp.match(s).hasMatch();
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}
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void logHttp(const QByteArray &verb, const QString &url, const QByteArray &id, const QString &contentType, const QList<QNetworkReply::RawHeaderPair> &header, QIODevice *device)
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{
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const auto reply = qobject_cast<QNetworkReply *>(device);
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const auto contentLength = device ? device->size() : 0;
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QString msg;
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QTextStream stream(&msg);
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stream << id << ": ";
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if (!reply) {
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stream << "Request: ";
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} else {
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stream << "Response: ";
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}
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stream << verb;
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if (reply) {
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stream << " " << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
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}
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stream << " " << url << " Header: { ";
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for (const auto &it : header) {
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stream << it.first << ": ";
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if (it.first == "Authorization") {
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stream << (it.second.startsWith("Bearer ") ? "Bearer" : "Basic");
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stream << " [redacted]";
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} else {
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stream << it.second;
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}
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stream << ", ";
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}
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stream << "} Data: [";
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if (contentLength > 0) {
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if (isTextBody(contentType)) {
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if (!device->isOpen()) {
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Q_ASSERT(dynamic_cast<QBuffer *>(device));
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// should we close it again?
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device->open(QIODevice::ReadOnly);
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}
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Q_ASSERT(device->pos() == 0);
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stream << device->peek(PeekSize);
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if (PeekSize < contentLength)
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{
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stream << "...(" << (contentLength - PeekSize) << "bytes elided)";
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}
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} else {
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stream << contentLength << " bytes of " << contentType << " data";
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}
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}
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stream << "]";
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qCInfo(lcNetworkHttp) << msg;
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}
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}
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namespace OCC {
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void HttpLogger::logRequest(QNetworkReply *reply, QNetworkAccessManager::Operation operation, QIODevice *device)
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{
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const auto request = reply->request();
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if (!lcNetworkHttp().isInfoEnabled()) {
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return;
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}
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const auto keys = request.rawHeaderList();
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QList<QNetworkReply::RawHeaderPair> header;
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header.reserve(keys.size());
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for (const auto &key : keys) {
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header << qMakePair(key, request.rawHeader(key));
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}
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logHttp(requestVerb(operation, request),
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request.url().toString(),
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request.rawHeader(XRequestId()),
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request.header(QNetworkRequest::ContentTypeHeader).toString(),
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header,
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device);
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QObject::connect(reply, &QNetworkReply::finished, reply, [reply] {
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logHttp(requestVerb(*reply),
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reply->url().toString(),
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reply->request().rawHeader(XRequestId()),
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reply->header(QNetworkRequest::ContentTypeHeader).toString(),
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reply->rawHeaderPairs(),
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reply);
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});
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}
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QByteArray HttpLogger::requestVerb(QNetworkAccessManager::Operation operation, const QNetworkRequest &request)
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{
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switch (operation) {
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case QNetworkAccessManager::HeadOperation:
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return QByteArrayLiteral("HEAD");
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case QNetworkAccessManager::GetOperation:
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return QByteArrayLiteral("GET");
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case QNetworkAccessManager::PutOperation:
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return QByteArrayLiteral("PUT");
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case QNetworkAccessManager::PostOperation:
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return QByteArrayLiteral("POST");
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case QNetworkAccessManager::DeleteOperation:
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return QByteArrayLiteral("DELETE");
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case QNetworkAccessManager::CustomOperation:
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return request.attribute(QNetworkRequest::CustomVerbAttribute).toByteArray();
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case QNetworkAccessManager::UnknownOperation:
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break;
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}
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Q_UNREACHABLE();
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}
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}
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