Курнат Андрей
93 lines
3.3 KiB
C++
93 lines
3.3 KiB
C++
/*
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* Copyright (C) by Olivier Goffart <ogoffart@owncloud.com>
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* Copyright (C) by Klaas Freitag <freitag@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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#pragma once
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#include "owncloudpropagator.h"
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#include "syncfileitem.h"
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#include "networkjobs.h"
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#include <QLoggingCategory>
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#include <QNetworkReply>
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namespace OCC {
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inline QString getEtagFromReply(QNetworkReply *reply)
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{
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QByteArray rawEtag = reply->rawHeader("OC-ETag");
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if (rawEtag.isEmpty()) {
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rawEtag = reply->rawHeader("ETag");
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}
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return Utility::normalizeEtag(QString::fromUtf8(rawEtag));
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}
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/**
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* Given an error from the network, map to a SyncFileItem::Status error
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*/
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inline SyncFileItem::Status classifyError(
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QNetworkReply::NetworkError nerror, int httpCode, bool *anotherSyncNeeded = nullptr, const QByteArray &errorBody = QByteArray())
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{
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Q_ASSERT(nerror != QNetworkReply::NoError); // we should only be called when there is an error
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if (nerror == QNetworkReply::RemoteHostClosedError) {
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// Sometimes server bugs lead to a connection close on certain files,
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// that shouldn't bring the rest of the syncing to a halt.
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return SyncFileItem::NormalError;
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}
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if (nerror > QNetworkReply::NoError && nerror <= QNetworkReply::UnknownProxyError) {
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// network error or proxy error -> fatal
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return SyncFileItem::FatalError;
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}
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switch (httpCode) {
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case 423:
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// "Locked"
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// Should be temporary.
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if (anotherSyncNeeded != nullptr) {
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*anotherSyncNeeded = true;
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}
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return SyncFileItem::Message;
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case 425:
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// "Too Early"
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// The file is currently post processed after an upload
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// once the post processing finished we get a new etag and retry
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return SyncFileItem::Message;
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case 502:
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// "Bad Gateway"
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// Should be temporary.
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if (anotherSyncNeeded != nullptr) {
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*anotherSyncNeeded = true;
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}
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Q_FALLTHROUGH();
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case 412:
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// "Precondition Failed"
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// Happens when the e-tag has changed
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return SyncFileItem::SoftError;
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case 503: {
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// When the server is in maintenance mode, we want to exit the sync immediatly
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// so that we do not flood the server with many requests
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// BUG: This relies on a translated string and is thus unreliable.
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// In the future it should return a NormalError and trigger a status.php
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// check that detects maintenance mode reliably and will terminate the sync run.
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auto probablyMaintenance =
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errorBody.contains(R"(>Sabre\DAV\Exception\ServiceUnavailable<)")
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&& !errorBody.contains("Storage is temporarily not available");
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return probablyMaintenance ? SyncFileItem::FatalError : SyncFileItem::NormalError;
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}
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}
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return SyncFileItem::NormalError;
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}
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}
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