TCP connection memory leak in Windows

[ZhengShaopeng]

TCP connection memory leak in Windows

[ZhengShaopeng]

#include
#include "co/all.h"

void ClientTest()
{
while (true)
{
tcp::Client cTcp("192.168.42.130", 1864);
if (cTcp.connect(3000))
{
while (true)
{
int r = cTcp.send("Authorization: Basic", strlen("Authorization: Basic"));
if (r <= 0) {
LOG << "client send error: " << cTcp.strerror();
break;
}
char buf[1024] = { 0 };
r = cTcp.recv(buf, 1024, 3000);
if (r < 0) {
LOG << "client recv error: " << cTcp.strerror();
break;
}
else if (r == 0) {
LOG << "server close the connection";
break;
}
else {
LOG << "client recv " << fastring(buf, r) << '\n';
//co::sleep(3000);
}
co::sleep(1000);
}
cTcp.close();
}
co::sleep(1000);
}

}

void TCPconnection(tcp::Connection conn)
{
char recvBuf[1024] = { 0 };
int iRecvSize = conn.recv(recvBuf, 1024, 3000);
while (true)
{
int iSendSize = conn.send("ICY 200 OK\r\n", strlen("ICY 200 OK\r\n"), 3000);
if (iSendSize > 0)
{
memset(recvBuf, 0, sizeof(recvBuf));
int iRecvSize = conn.recv(recvBuf, 1024, 3000);
if (iRecvSize <= 0)
{
break;
}
}
else
{
break;
}
co::sleep(1000);
}
conn.close();

}

int main(int argc, char** argv)
{
flag::init(argc, argv);
log::init();

tcp::Server s1;
s1.on_connection(TCPconnection);
s1.start("0.0.0.0", 1864);


for (int i=0;i<5000;i++)
{
	co::go(ClientTest);
	//co::sleep(20);
}

while (true)
{
	co::sleep(1000);
}
return 0;

}

[idealvin]

@ZhengShaopeng

Thanks for your feedback!

It is a bug on windows, which may cause a leak of 72 bytes every time when co::send() was called. I have fixed it here.