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Network shutdown optimization

Browse Source
master
Dmitry Kychanov 2 years ago committed by Adam Honse
parent 2c952a54d2
commit d612b8b8de
2 changed files with 56 additions and 7 deletions
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57
NetworkClient.cpp
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@ -11,6 +11,7 @@
#include <cstring>
#include "NetworkClient.h"
#include "LogManager.h"
#include "RGBController_Network.h"
#ifdef _WIN32
@ -163,6 +164,7 @@ void NetworkClient::StartClient()
void NetworkClient::StopClient()
{
LOG_TRACE("[NetworkClient]: StopClient started");
/*---------------------------------------------------------*\
| Disconnect the server and set it as inactive |
\*---------------------------------------------------------*/
@ -181,6 +183,8 @@ void NetworkClient::StopClient()
client_active = false;
server_connected = false;
LOG_TRACE("[NetworkClient]: Socket shut down");
/*---------------------------------------------------------*\
| Close the listen thread |
\*---------------------------------------------------------*/
@ -191,26 +195,35 @@ void NetworkClient::StopClient()
ListenThread = nullptr;
}
LOG_TRACE("[NetworkClient]: ListenThread stopped");
/*---------------------------------------------------------*\
| Close the connection thread |
\*---------------------------------------------------------*/
if(ConnectionThread)
{
connection_cv.notify_all();
ConnectionThread->join();
delete ConnectionThread;
ConnectionThread = nullptr;
}
LOG_TRACE("[NetworkClient]: ConnectionThread stopped");
/*---------------------------------------------------------*\
| Client info has changed, call the callbacks |
\*---------------------------------------------------------*/
ClientInfoChanged();
LOG_TRACE("[NetworkClient]: ClientInfoChange notified, StopClient finished");
}
void NetworkClient::ConnectionThreadFunction()
{
unsigned int requested_controllers;
std::unique_lock<std::mutex> lock(connection_mutex);
/*---------------------------------------------------------*\
| This thread manages the connection to the server |
\*---------------------------------------------------------*/
@ -229,6 +242,7 @@ void NetworkClient::ConnectionThreadFunction()
if(port.tcp_client_connect() == true)
{
client_sock = port.sock;
LOG_TRACE("[NetworkClient]: Connected to server [%s]", port_ip.c_str());
printf( "Connected to server\n" );
/*---------------------------------------------------------*\
@ -253,11 +267,16 @@ void NetworkClient::ConnectionThreadFunction()
}
else
{
LOG_TRACE("[NetworkClient]: Connection attempt failed");
printf( "Connection attempt failed\n" );
}
}
if(server_initialized == false && server_connected == true)
/*-----------------------------------------------------------*\
| TIP: we double-check client_active as it could have changed |
\*-----------------------------------------------------------*/
if(client_active && server_initialized == false && server_connected == true)
{
unsigned int timeout_counter = 0;
requested_controllers = 0;
@ -268,7 +287,11 @@ void NetworkClient::ConnectionThreadFunction()
/*---------------------------------------------------------*\
| Wait for server to connect |
\*---------------------------------------------------------*/
std::this_thread::sleep_for(100ms);
connection_cv.wait_for(lock, 100ms);
if(!client_active)
{
break;
}
/*---------------------------------------------------------*\
| Request protocol version |
@ -280,7 +303,11 @@ void NetworkClient::ConnectionThreadFunction()
\*---------------------------------------------------------*/
while(!server_protocol_version_received)
{
std::this_thread::sleep_for(5ms);
connection_cv.wait_for(lock, 5ms);
if(!client_active)
{
break;
}
timeout_counter++;
@ -311,7 +338,11 @@ void NetworkClient::ConnectionThreadFunction()
\*---------------------------------------------------------*/
while(!server_controller_count_received)
{
std::this_thread::sleep_for(5ms);
connection_cv.wait_for(lock, 5ms);
if(!client_active)
{
break;
}
}
printf("Client: Received controller count from server: %d\r\n", server_controller_count);
@ -331,7 +362,11 @@ void NetworkClient::ConnectionThreadFunction()
\*---------------------------------------------------------*/
while(controller_data_received == false)
{
std::this_thread::sleep_for(5ms);
connection_cv.wait_for(lock, 5ms);
if(!client_active)
{
break;
}
}
requested_controllers++;
@ -358,8 +393,18 @@ void NetworkClient::ConnectionThreadFunction()
ClientInfoChanged();
}
std::this_thread::sleep_for(1s);
/*---------------------------------------------------------*\
| Wait 1 sec or until the thread is requested to stop |
\*---------------------------------------------------------*/
LOG_TRACE("[NetworkClient]: Waiting 1s before the next iteration");
connection_cv.wait_for(lock, 1s);
}
/*---------------------------------------------------------*\
| lock is unlocked automatically |
\*---------------------------------------------------------*/
LOG_TRACE("[NetworkClient]: ConnectionThread exited");
}
int NetworkClient::recv_select(SOCKET s, char *buf, int len, int flags)

6
NetworkClient.h
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@ -13,6 +13,7 @@
#include <mutex>
#include <thread>
#include <condition_variable>
#include "RGBController.h"
#include "NetworkProtocol.h"
#include "net_port.h"
@ -93,7 +94,7 @@ private:
net_port port;
std::string port_ip;
unsigned short port_num;
bool client_active;
std::atomic<bool> client_active;
bool controller_data_received;
bool server_connected;
bool server_initialized;
@ -104,6 +105,9 @@ private:
bool change_in_progress;
std::mutex send_in_progress;
std::mutex connection_mutex;
std::condition_variable connection_cv;
std::thread * ConnectionThread;
std::thread * ListenThread;

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