diff options
Diffstat (limited to 'tests/auto/network/access/qnetworkreply_local/minihttpserver.h')
| -rw-r--r-- | tests/auto/network/access/qnetworkreply_local/minihttpserver.h | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/tests/auto/network/access/qnetworkreply_local/minihttpserver.h b/tests/auto/network/access/qnetworkreply_local/minihttpserver.h new file mode 100644 index 0000000000..eb0697a6f8 --- /dev/null +++ b/tests/auto/network/access/qnetworkreply_local/minihttpserver.h @@ -0,0 +1,246 @@ +// Copyright (C) 2024 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only + +#ifndef MINIHTTPSERVER_H +#define MINIHTTPSERVER_H + +#include <QtNetwork/qtnetworkglobal.h> + +#include <QtNetwork/qtcpserver.h> +#include <QtNetwork/qtcpsocket.h> +#include <QtNetwork/qlocalsocket.h> +#if QT_CONFIG(ssl) +# include <QtNetwork/qsslsocket.h> +#endif +#if QT_CONFIG(localserver) +# include <QtNetwork/qlocalserver.h> +#endif + +#include <QtCore/qpointer.h> +#include <QtCore/qhash.h> + +#include <utility> + +static inline QByteArray default200Response() +{ + return QByteArrayLiteral("HTTP/1.1 200 OK\r\n" + "Content-Type: text/plain\r\n" + "Content-Length: 12\r\n" + "\r\n" + "Hello World!"); +} +class MiniHttpServerV2 : public QObject +{ + Q_OBJECT + +public: + struct State; + +#if QT_CONFIG(localserver) + void bind(QLocalServer *server) + { + Q_ASSERT(!localServer); + localServer = server; + connect(server, &QLocalServer::newConnection, this, + &MiniHttpServerV2::incomingLocalConnection); + } +#endif + + void bind(QTcpServer *server) + { + Q_ASSERT(!tcpServer); + tcpServer = server; + connect(server, &QTcpServer::pendingConnectionAvailable, this, + &MiniHttpServerV2::incomingConnection); + } + + void setDataToTransmit(QByteArray data) { dataToTransmit = std::move(data); } + + void clearServerState() + { + auto copy = std::exchange(clientStates, {}); + for (auto [socket, _] : copy.asKeyValueRange()) { + if (auto *tcpSocket = qobject_cast<QTcpSocket *>(socket)) + tcpSocket->disconnectFromHost(); + else if (auto *localSocket = qobject_cast<QLocalSocket *>(socket)) + localSocket->disconnectFromServer(); + else + Q_UNREACHABLE_RETURN(); + socket->deleteLater(); + } + } + + bool hasPendingConnections() const + { + return +#if QT_CONFIG(localserver) + (localServer && localServer->hasPendingConnections()) || +#endif + (tcpServer && tcpServer->hasPendingConnections()); + } + + QString addressForScheme(QStringView scheme) const + { + using namespace Qt::StringLiterals; + if (scheme.startsWith("unix"_L1) || scheme.startsWith("local"_L1)) { +#if QT_CONFIG(localserver) + if (localServer) + return localServer->serverName(); +#endif + } else if (scheme == "http"_L1) { + if (tcpServer) + return "%1:%2"_L1.arg(tcpServer->serverAddress().toString(), + QString::number(tcpServer->serverPort())); + } + return {}; + } + + QList<State> peerStates() const { return clientStates.values(); } + +protected: +#if QT_CONFIG(localserver) + void incomingLocalConnection() + { + auto *socket = localServer->nextPendingConnection(); + connectSocketSignals(socket); + } +#endif + + void incomingConnection() + { + auto *socket = tcpServer->nextPendingConnection(); + connectSocketSignals(socket); + } + + void reply(QIODevice *socket) + { + Q_ASSERT(socket); + if (dataToTransmit.isEmpty()) { + emit socket->bytesWritten(0); // emulate having written the data + return; + } + if (!stopTransfer) + socket->write(dataToTransmit); + } + +private: + void connectSocketSignals(QIODevice *socket) + { + connect(socket, &QIODevice::readyRead, this, [this, socket]() { readyReadSlot(socket); }); + connect(socket, &QIODevice::bytesWritten, this, + [this, socket]() { bytesWrittenSlot(socket); }); +#if QT_CONFIG(ssl) + if (auto *sslSocket = qobject_cast<QSslSocket *>(socket)) + connect(sslSocket, &QSslSocket::sslErrors, this, &MiniHttpServerV2::slotSslErrors); +#endif + + if (auto *tcpSocket = qobject_cast<QTcpSocket *>(socket)) { + connect(tcpSocket, &QAbstractSocket::errorOccurred, this, &MiniHttpServerV2::slotError); + } else if (auto *localSocket = qobject_cast<QLocalSocket *>(socket)) { + connect(localSocket, &QLocalSocket::errorOccurred, this, + [this](QLocalSocket::LocalSocketError error) { + slotError(QAbstractSocket::SocketError(error)); + }); + } else { + Q_UNREACHABLE_RETURN(); + } + } + + void parseContentLength(State &st, QByteArrayView header) + { + qsizetype index = header.indexOf("\r\ncontent-length:"); + if (index == -1) + return; + st.foundContentLength = true; + + index += sizeof("\r\ncontent-length:") - 1; + const auto *end = std::find(header.cbegin() + index, header.cend(), '\r'); + QByteArrayView num = header.mid(index, std::distance(header.cbegin() + index, end)); + bool ok = false; + st.contentLength = num.toInt(&ok); + if (!ok) + st.contentLength = -1; + } + +private slots: +#if QT_CONFIG(ssl) + void slotSslErrors(const QList<QSslError> &errors) + { + QTcpSocket *currentClient = qobject_cast<QTcpSocket *>(sender()); + Q_ASSERT(currentClient); + qDebug() << "slotSslErrors" << currentClient->errorString() << errors; + } +#endif + void slotError(QAbstractSocket::SocketError err) + { + QTcpSocket *currentClient = qobject_cast<QTcpSocket *>(sender()); + Q_ASSERT(currentClient); + qDebug() << "slotError" << err << currentClient->errorString(); + } + +public slots: + + void readyReadSlot(QIODevice *socket) + { + if (stopTransfer) + return; + State &st = clientStates[socket]; + st.receivedData += socket->readAll(); + const qsizetype doubleEndlPos = st.receivedData.indexOf("\r\n\r\n"); + + if (doubleEndlPos != -1) { + const qsizetype endOfHeader = doubleEndlPos + 4; + st.contentRead = st.receivedData.size() - endOfHeader; + + if (!st.checkedContentLength) { + parseContentLength(st, QByteArrayView(st.receivedData).first(endOfHeader)); + st.checkedContentLength = true; + } + + if (st.contentRead < st.contentLength) + return; + + // multiple requests incoming, remove the bytes of the current one + if (multiple) + st.receivedData.remove(0, endOfHeader); + + reply(socket); + } + } + + void bytesWrittenSlot(QIODevice *socket) + { + // Disconnect and delete in next cycle (else Windows clients will fail with + // RemoteHostClosedError). + if (doClose && socket->bytesToWrite() == 0) { + disconnect(socket, nullptr, this, nullptr); + socket->deleteLater(); + } + } + +private: + QByteArray dataToTransmit = default200Response(); + + QTcpServer *tcpServer = nullptr; +#if QT_CONFIG(localserver) + QLocalServer *localServer = nullptr; +#endif + + QHash<QIODevice *, State> clientStates; + +public: + struct State + { + QByteArray receivedData; + qsizetype contentLength = 0; + qsizetype contentRead = 0; + bool checkedContentLength = false; + bool foundContentLength = false; + }; + + bool doClose = true; + bool multiple = false; + bool stopTransfer = false; +}; + +#endif // MINIHTTPSERVER_H |