// Message passing routine, used to send and receive a typed message
// Useful for checking the packing and unpacking of message data.
void fakeMessagePassing(TypedMessage &send, TypedMessage &recv)
{
const int tcpPort = TEST_PORT_BASE+401;
char ipAddr[] = "127.0.0.1";
TcpClient tcpClient;
TcpServer tcpServer;
SimpleMessage msgSend, msgRecv;
send.toTopic(msgSend);
// Construct server
tcpServer.init(tcpPort);
// Construct a client
tcpClient.init(&ipAddr[0], tcpPort);
tcpClient.makeConnect(); // make tcp client connection
tcpServer.makeConnect(); // make tcp server connection
tcpClient.sendMsg(msgSend); // send message
tcpServer.receiveMsg(msgRecv); // physically receive message
recv.init(msgRecv); // copy received message into reference
}
int main(int argc, char* argv[])
{
// Create an instance of the server
TcpServer server = TcpServer::create_server();
// Prepare the server for listening for client connections
char* port_str = (char*) "2013"; // default port 2013
if (argc == 2) {
port_str = (char*) argv[1];
}
unsigned short port = (unsigned short) atoi(port_str);
int server_fd = server.prepare_server_socket(port, SOCK_STREAM);
if (server_fd == -1) {
cout << "Server preparation failed. Exiting application..." << endl;
exit(1);
}
// Run the main loop
// This method run indefinitely
int ret = server.run_main_event_loop();
if (ret != 0) {
cout << "Error running the server main event loop, exiting the server process..." << endl;
}
// At this point we are exiting the server
return 0;
}
void Client::connectToServer(LoginHandler *loginhandler)
{
Q_ASSERT(_isloopback);
TcpServer *server = new TcpServer(this);
_server = server;
_isloopback = false;
m_sessionId = loginhandler->sessionId(); // target host/join ID (if known already)
connect(server, SIGNAL(loggingOut()), this, SIGNAL(serverDisconnecting()));
connect(server, SIGNAL(serverDisconnected(QString, QString, bool)), this, SLOT(handleDisconnect(QString, QString, bool)));
connect(server, SIGNAL(serverDisconnected(QString, QString, bool)), loginhandler, SLOT(serverDisconnected()));
connect(server, SIGNAL(loggedIn(QString, int, bool)), this, SLOT(handleConnect(QString, int, bool)));
connect(server, SIGNAL(messageReceived(protocol::MessagePtr)), this, SLOT(handleMessage(protocol::MessagePtr)));
connect(server, SIGNAL(expectingBytes(int)), this, SIGNAL(expectingBytes(int)));
connect(server, SIGNAL(bytesReceived(int)), this, SIGNAL(bytesReceived(int)));
connect(server, SIGNAL(bytesSent(int)), this, SIGNAL(bytesSent(int)));
connect(server, SIGNAL(lagMeasured(qint64)), this, SIGNAL(lagMeasured(qint64)));
if(loginhandler->mode() == LoginHandler::HOST)
loginhandler->setUserId(m_myId);
emit serverConnected(loginhandler->url().host(), loginhandler->url().port());
server->login(loginhandler);
m_lastToolCtx = canvas::ToolContext();
}
int main(int argc, char** argv)
{
// Initialize ROS node "sm_talker"
ros::init(argc, argv, "sm_listener");
// Required to start timers for non-node ROS use.
ros::Time::init();
// Little message to know she's started
ROS_INFO_STREAM("STARTING SM_MANAGER");
// Create and execute manager
// * Create a TCP server connection on TCP_PORT (see common.h)
// * Initialize manager using server connection
// * Initialize handler using server connection
// * Add handler to manager
// * Execute manager spin loop
TcpServer server;
server.init(TCP_PORT);
MessageManager manager;
MyHandler handler;
manager.init(&server);
// Handler initilaized with reply connection (typically the same as
// incoming connection but now always)
handler.init(&server);
manager.add(&handler);
manager.spin();
return 0;
}
void* TcpServer::receiveThreadFunction(void* arg){
TcpServer* server = (TcpServer*)arg;
while(server->initialized){
printf("TcpServer: listening for new connection\n");
struct sockaddr_in client_addr;
socklen_t client_addr_len = sizeof(client_addr);
server->client_fd = accept(server->socket_fd, (struct sockaddr*)&client_addr, &client_addr_len);
if (server->client_fd < 0){
perror("TcpServer Error: accept");
server->initialized = false;
return 0;
}
printf("TcpServer: connection accepted\n");
server->connected = true;
while(server->isConnected()){
server->receivePacket();
}
printf("TcpServer: connection closed\n");
}
return 0;
}
void InetWvIn :: listen( int port, unsigned int nChannels,
Stk::StkFormat format, Socket::ProtocolType protocol )
{
mutex_.lock();
if ( connected_ ) delete soket_;
if ( nChannels < 1 ) {
oStream_ << "InetWvIn()::listen(): the channel argument must be greater than zero.";
handleError( StkError::FUNCTION_ARGUMENT );
}
if ( format == STK_SINT16 ) dataBytes_ = 2;
else if ( format == STK_SINT32 || format == STK_FLOAT32 ) dataBytes_ = 4;
else if ( format == STK_FLOAT64 ) dataBytes_ = 8;
else if ( format == STK_SINT8 ) dataBytes_ = 1;
else {
oStream_ << "InetWvIn(): unknown data type specified!";
handleError( StkError::FUNCTION_ARGUMENT );
}
dataType_ = format;
unsigned long bufferBytes = bufferFrames_ * nBuffers_ * nChannels * dataBytes_;
if ( bufferBytes > bufferBytes_ ) {
if ( buffer_) delete [] buffer_;
buffer_ = (char *) new char[ bufferBytes ];
bufferBytes_ = bufferBytes;
}
data_.resize( bufferFrames_, nChannels );
lastFrame_.resize( 1, nChannels, 0.0 );
bufferCounter_ = 0;
writePoint_ = 0;
readPoint_ = 0;
bytesFilled_ = 0;
if ( protocol == Socket::PROTO_TCP ) {
TcpServer *socket = new TcpServer( port );
oStream_ << "InetWvIn:listen(): waiting for TCP connection on port " << socket->port() << " ... ";
handleError( StkError::STATUS );
fd_ = socket->accept();
if ( fd_ < 0) {
oStream_ << "InetWvIn::listen(): Error accepting TCP connection request!";
handleError( StkError::PROCESS_SOCKET );
}
oStream_ << "InetWvIn::listen(): TCP socket connection made!";
handleError( StkError::STATUS );
soket_ = (Socket *) socket;
}
else {
soket_ = new UdpSocket( port );
fd_ = soket_->id();
}
connected_ = true;
mutex_.unlock();
}
void* TcpServer::RecvParse(void* pData)
{
TcpServer* pthis = NULL;
mio2_t m = NULL;
LPMESSAGE_DATA pMsg = NULL;
int iLen = 0;
if (pData) {
m = ((c2s_t)pData)->mio2;
pthis = (TcpServer*)(((c2s_t)pData)->pvoid);
}
if (!pthis || !m) {
gvLog(LOG_ERR_SYS, "(TcpServer::RecvParse) receive pool start fail by error param");
return NULL;
}
RecvParser* pRecvParser = new RecvParser();
if (!pRecvParser) return NULL;
LPMESSAGE_DATA pErrMsgData = NULL;
while (pthis->IsRunning()) {
pMsg = g_MsgListRecv->Get_Msg();
if (pMsg) {
gvLog(LOG_MSG, "(TcpServer::RecvParse) entering receive parser... iFd:%d", pMsg->iFd);
iLen = pRecvParser->ParserData(pMsg);
gvLog(LOG_MSG, "(TcpServer::RecvParse) MSG: iLen:%d iFd:%d", iLen, pMsg->iFd);
if (iLen > 0) {
//put into data parser
pthis->AddConnect();
pMsg = MatchPacketHandler::GetInstance()->Handling(pMsg, pErrMsgData);
if (NULL != pMsg){
g_MsgListData->Put_Msg(pMsg);
}
else if (NULL != pErrMsgData){
pErrMsgData->bSendAndClose = true;
g_MsgListSnd->Put_Msg(pErrMsgData);
}
else {
if (NULL != pMsg) {
gvLog(LOG_MSG, "(TcpServer::RecvParse) MSG: MatchPacketHandler() iFd:%d", pMsg->iFd);
}
}
} else {
if (iLen == 0) {
//maybe (errno == EWOULDBLOCK || errno == EINTR || errno == EAGAIN)
gvLog(LOG_MSG, "(TcpServer::RecvParse) (iLen == 0) iFd:%d", pMsg->iFd);
} else {
gvLog(LOG_MSG, "(TcpServer::RecvParse) mio2_close iFd:%d", pMsg->iFd);
mio2_close(m, pMsg->iFd);
}
gvLog(LOG_MSG, "(TcpServer::RecvParse) MSG: fail iFd:%d pMsg:%p", pMsg->iFd, pMsg);
PutIdleMsgBuff(pMsg);
}
gvLog(LOG_MSG, "(TcpServer::RecvParse) left receive parser... pMsg:%p", pMsg);
}
usleep(1);
}
}
int main(void)
{
TcpServer ts;
ts.start();
return 0;
}
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
TcpServer w;
w.show();
return a.exec();
}
void TcpSocketImpl::accept(TcpServer& server, const TcpSocketOptions& o)
{
int fd = server.impl().accept(o);
bool inherit = false;
System::IODeviceImpl::open(fd, inherit);
log_debug( "accepted " << server.impl().fd() << " => " << this->fd() );
}
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
TcpServer *server = new TcpServer(2);
server->startServer();
return a.exec();
}
void TcpServer::OnCloseClient( uv_handle_t* handle ) {
Client& client = *( static_cast<Client*>( handle->data ) );
TcpServer* socket = client.p_server;
client.b_connected = false;
socket->DisposeClient( client.id );
if ( socket->m_close_client_callback ) {
socket->m_close_client_callback( client.id );
}
}
int main(void)
{
TcpServer *server = new TcpServer();
server->Start();
free(server);
return 0;
}
API_EXPORT int API_CALL initRtspServer(unsigned short port) {
s_pRtspSrv.reset(new TcpServer<RtspSession>());
try {
s_pRtspSrv->start(port);
return 0;
} catch (std::exception &ex) {
s_pRtspSrv.reset();
WarnL << ex.what();
return -1;
}
}
int main( int argc, char **argv )
{
QApplication a( argc, argv );
QTranslator translator(0);
translator.load("tcpserver_zh",".");
a.installTranslator(&translator);
TcpServer *tcpserver = new TcpServer();
tcpserver->show();
return a.exec();
}
void TcpServer::_listen_cb( int fd, short events, void * arg )
{
if(events & EV_READ)
{
TcpServer * server = (TcpServer *)arg;
server->Accept();
}
else if(events & EV_WRITE)
{
TcpServer * server = (TcpServer *)arg;
event_base_loopbreak(server->_base);
}
}
void TcpServer::OnNewConnection( uv_stream_t* server_stream, int status ) {
assert( status == 0 );
TcpServer* server = static_cast<TcpServer*>( server_stream->data );
if ( status == -1 ) {
} else {
int client_id = server->Accept();
if ( client_id && server->m_new_client_callback ) {
server->m_new_client_callback( client_id );
}
}
}
void onClientConnected(FramedTcpConnection *con)
{
cout << "Client " << con->remoteHost() << ":"
<< con->remotePort() << " connected, "
<< server->numberOfClients() << " clients connected\n";
con->frameReceived.connect(mem_fun(*this, &MyClass::onFrameReceived));
}
void TcpServer::OnRead( uv_stream_t* stream, ssize_t num_read, const uv_buf_t* buf ) {
Client* client = static_cast<Client*>( stream->data );
TcpServer* server = client->p_server;
if ( num_read < 0 ) {
uv_close( reinterpret_cast<uv_handle_t*>( stream ), TcpServer::OnCloseClient );
delete buf->base;
return;
}
if ( server->m_read_callback ) {
server->m_read_callback( client->id, buf->base, num_read );
}
delete buf->base;
}
void onClientDisconnected(FramedTcpConnection *con,
FramedTcpConnection::DisconnectReason reason)
{
cout << "Client " << con->remoteHost().toString() << ":"
<< con->remotePort() << " disconnected,"
<< server->numberOfClients() << " clients connected\n";
/* Don't delete the con object, the TcpServer will do it */
}
err_t TcpServer::staticAccept(void *arg, tcp_pcb *new_tcp, err_t err)
{
TcpServer* con = (TcpServer*)arg;
if (con == NULL)
{
debugf("NO CONNECTION ON TCP");
//closeTcpConnection(new_tcp);
tcp_abort(new_tcp);
return ERR_ABRT;
}
else
con->sleep = 0;
err_t res = con->onAccept(new_tcp, err);
return res;
}
API_EXPORT void API_CALL onAppStart(){
static onceToken s_token([](){
Logger::Instance().add(std::make_shared<ConsoleChannel>("stdout", LTrace));
EventPoller::Instance(true);
cleaner::Instance().push_back([](){
s_pRtspSrv.reset();
s_pRtmpSrv.reset();
s_pHttpSrv.reset();
WorkThreadPool::Destory();
UDPServer::Destory();
AsyncTaskThread::Destory();
EventPoller::Destory();
DebugL << "clear common" << endl;
Logger::Destory();
});
},nullptr);
}
int main()
{
int mainserver;
WORD sockVersion = MAKEWORD(2,2);
WSADATA wsaData;
if(WSAStartup(sockVersion, &wsaData)!=0)
{
return 0;
}
cout<<"mainserver?"<<endl;
cin>>mainserver;
TcpServer server = TcpServer(bool(mainserver));
server.runserver();
}
int main()
{
Log::rootLog().setLevel(Log::ERROR);
TcpServer s;
s.setRunCallback(std::bind(&onServerRun, _1));
HttpServer httpd(&s);
httpd.setHttpCallback("/", std::bind(&onHandler, _1, _2));
httpd.listen(Address(11181));
s.start(8);
return 0;
}
TcpServer *TcpServerBalancer::createServer(CWsgiEngine *engine)
{
TcpServer *server;
if (m_sslConfiguration) {
#ifndef QT_NO_SSL
auto sslServer = new TcpSslServer(m_serverName, m_protocol, m_wsgi, engine);
sslServer->setSslConfiguration(*m_sslConfiguration);
server = sslServer;
#endif //QT_NO_SSL
} else {
server = new TcpServer(m_serverName, m_protocol, m_wsgi, engine);
}
connect(engine, &CWsgiEngine::shutdown, server, &TcpServer::shutdown);
if (m_balancer) {
connect(engine, &CWsgiEngine::started, this, [=] () {
m_servers.push_back(server);
resumeAccepting();
}, Qt::QueuedConnection);
connect(server, &TcpServer::createConnection, server, &TcpServer::incomingConnection, Qt::QueuedConnection);
} else {
#ifdef Q_OS_LINUX
if (m_wsgi->reusePort()) {
connect(engine, &CWsgiEngine::started, this, [=] () {
int socket = listenReuse(m_address, m_port, true);
if (!server->setSocketDescriptor(socket)) {
qFatal("Failed to set server socket descriptor, reuse-port");
}
}, Qt::DirectConnection);
return server;
}
#endif
if (server->setSocketDescriptor(socketDescriptor())) {
server->pauseAccepting();
connect(engine, &CWsgiEngine::started, server, &TcpServer::resumeAccepting, Qt::DirectConnection);
} else {
qFatal("Failed to set server socket descriptor");
}
}
return server;
}
/*
int TcpServer::_c2s_client_mio_callback(mio_t m, mio_action_t a, int fd, void *data, void *arg)
*/
int TcpServer::_c2s_client_mio2_callback(mio2_t m, mio2_action_t a, int fd, void *data, void *arg)
{
TcpServer* pthis = NULL;
c2s_t c2s = NULL;
if (arg) {
c2s = (c2s_t)arg;
pthis = (TcpServer*)(((c2s_t)arg)->pvoid);
}
switch(a) {
/*
case action_READ:
*/
case mio2_action_READ:
//do NOT accept new connect while restart
if (pthis->IsRestarting()) {
return 0;
}
return pthis->RevData(fd, m);
/*
case action_WRITE:
*/
case mio2_action_WRITE:
/*
return 0;
*/
return 1;
/*
case action_CLOSE:
*/
case mio2_action_CLOSE:
return 0;
/*
case action_ACCEPT:
*/
case mio2_action_ACCEPT:
//c2s->highfd = GetHighfd(m);
gvLog(LOG_MSG, "(TcpServer::_c2s_client_mio_callback) Accept connect IP=%s(%d)...", data, fd);
//add by using epoll
return 1;
}
return 0;
}
void ServerTCP()
{
TcpListenSocket listen;
TcpServer server;
Packet data;
string source;
data.SetByteOrder(CX_PACKET_BIG_ENDIAN);
// Tests non-blocking TCP connections. If listen socket is non-blocking
// then all TCP connections generated will be non-blocking.
if(!listen.InitializeSocket(PORT, 5U, 0U, 0U, 1, 1))
{
cout << "Unable to initialize listen socket on port " << PORT << endl;
return;
}
cout << "Initialized TCP Listen Socket\n";
cout << "Waiting for a connection.... ";
while( true )
{
if(listen.AwaitConnection(server))
{
cout << "Connection Made!\n";
while(true)
{
if(server.Recv(data, 50, 0) > 0) // Receive up to 50 bytes to packet.
{
cout << "Received: ";
char val;
while(data.Read(val))
{
cout << val;
server.Send(data);
}
cout << endl;
}
CxUtils::SleepMs(1);
}
cout << "Connection Closed.\n";
}
SleepMs(1);
}
}
int main()
{
TcpServer server;
if (server.listen(2000) != AbstractSocket::Done)
{
perror("Error :");
return -1;
}
TcpSocket* s = server.accept();
if (s == NULL)
{
cout << "Error: cannot accept conection" << endl;
return -1;
}
cout << "Connected client" << endl;
int i = 4;
i++;
cout << "Remote host : " << s->getRemotePort() << endl;
cout << s->getLocalPort() << endl;
cout << server.getRemoteAddress().toString() << endl;
cout << s->getRemoteAddress().toString() << endl;
s->sendInt32(10);
sleep(2);
s->sendString("hello");
s->sendCharArray("world", 5);
Frame f;
f << "This is a frame " << 666 << '\n';
if (s->sendFrame(f) != AbstractSocket::Done)
perror("error on send frame");
delete s;
server.close();
s->close();
return 1;
}
void* TcpServer::MioRun(void *pData)
{
TcpServer* pthis = NULL;
mio2_t m = NULL;
if (pData) {
m = ((c2s_t)pData)->mio2;
pthis = (TcpServer*)(((c2s_t)pData)->pvoid);
}
if (!pthis || !m) {
gvLog(LOG_ERR_SYS, "(TcpServer::MioRun) mio run start fail by error param");
return NULL;
}
while (pthis->IsRunning()) {
{
CAutoLock lock(&(pthis->m_tMutexMio));
mio2_run(m, 5);
}
usleep(1);
}
return NULL;
}
void* TcpServer::DataParse(void* pData)
{
TcpServer* pthis = NULL;
mio2_t m = NULL;
LPMESSAGE_DATA pMsg = NULL;
DataParser* pDataParser = NULL;
if (pData) {
m = ((c2s_t)pData)->mio2;
pthis = (TcpServer*)(((c2s_t)pData)->pvoid);
}
if (!pthis || !m) {
gvLog(LOG_ERR_SYS, "(TcpServer::DataParse) process pool start fail by error param");
return NULL;
}
pDataParser = new DataParser();
if (!pDataParser) goto ErrDataParse;
while (pthis->IsRunning() && !pthis->IsRestarting()) {
pMsg = g_MsgListData->Get_Msg();
if (pMsg) {
gvLog(LOG_MSG, "(TcpServer::DataParse) entering data parser...");
pDataParser->ParserData(pMsg);
gvLog(LOG_MSG, "(TcpServer::DataParse) left data parser...");
g_MsgListSnd->Put_Msg(pMsg);
}
usleep(1);
}
ErrDataParse:
// if (pVerDBMapping) {
// pVerDBMapping->UnInit();
// delete pVerDBMapping;
// }
if (pDataParser) {
delete pDataParser;
}
}
