TEST(libmcrouter, listenSock) {
/* Create a listen socket, pass it to a child mcrouter and
check that communication through the socket works */
using namespace facebook::memcache;
ListenSocket listenSock;
std::vector<std::string> args{MCROUTER_INSTALL_PATH "mcrouter/mcrouter",
"--listen-sock-fd", folly::to<std::string>(listenSock.getSocketFd()),
"--config-str", configString };
auto testArgs = defaultTestCommandLineArgs();
args.insert(args.end(), testArgs.begin(), testArgs.end());
folly::Subprocess mcr(args);
SCOPE_EXIT {
mcr.terminate();
mcr.wait();
};
const std::string kSetRequest = "set testkey 0 0 1\r\nv\r\n";
const std::string kStoredReply = "STORED\r\n";
const std::string kGetRequest = "get testkey\r\n";
const std::string kGetReply = "VALUE testkey 0 1\r\nv\r\nEND\r\n";
ClientSocket mcrSock(listenSock.getPort());
EXPECT_EQ(kStoredReply, mcrSock.sendRequest(kSetRequest));
EXPECT_EQ(kGetReply, mcrSock.sendRequest(kGetRequest));
ClientSocket mcSock(memcacheLocal->getPort());
EXPECT_EQ(kGetReply, mcSock.sendRequest(kGetRequest));
}
bool InspIRCd::BindPort(ConfigTag* tag, const irc::sockets::sockaddrs& sa, std::vector<ListenSocket*>& old_ports)
{
for (std::vector<ListenSocket*>::iterator n = old_ports.begin(); n != old_ports.end(); ++n)
{
if ((**n).bind_sa == sa)
{
// Replace tag, we know addr and port match, but other info (type, ssl) may not.
ServerInstance->Logs.Log("SOCKET", LOG_DEFAULT, "Replacing listener on %s from old tag at %s with new tag from %s",
sa.str().c_str(), (*n)->bind_tag->getTagLocation().c_str(), tag->getTagLocation().c_str());
(*n)->bind_tag = tag;
(*n)->ResetIOHookProvider();
old_ports.erase(n);
return true;
}
}
ListenSocket* ll = new ListenSocket(tag, sa);
if (ll->GetFd() < 0)
{
ServerInstance->Logs.Log("SOCKET", LOG_DEFAULT, "Failed to listen on %s from tag at %s: %s",
sa.str().c_str(), tag->getTagLocation().c_str(), strerror(errno));
delete ll;
return false;
}
ServerInstance->Logs.Log("SOCKET", LOG_DEFAULT, "Added a listener on %s from tag at %s", sa.str().c_str(), tag->getTagLocation().c_str());
ports.push_back(ll);
return true;
}
void umbrellaBinaryReply(std::string data, mc_res_t expectedResult) {
ListenSocket sock;
std::thread serverThread([&sock, &data] {
auto sockFd = ::accept(sock.getSocketFd(), nullptr, nullptr);
// Don't read anything, just reply with a serialized reply.
size_t n = folly::writeFull(sockFd, data.data(), data.size());
CHECK(n == data.size());
});
TestClient client("localhost", sock.getPort(), 200, mc_umbrella_protocol);
client.sendGet("test", expectedResult);
client.waitForReplies();
serverThread.join();
}
void run ()
{
SocketHandler h;
// Launch the RA listener socket
ListenSocket<RASocket> RAListenSocket (h);
bool usera = sConfig.GetBoolDefault ("Ra.Enable", false);
if (usera)
{
port_t raport = sConfig.GetIntDefault ("Ra.Port", 3443);
std::string stringip = sConfig.GetStringDefault ("Ra.IP", "0.0.0.0");
ipaddr_t raip;
if (!Utility::u2ip (stringip, raip))
sLog.outError ("MaNGOS RA can not bind to ip %s", stringip.c_str ());
else if (RAListenSocket.Bind (raip, raport))
sLog.outError ("MaNGOS RA can not bind to port %d on %s", raport, stringip.c_str ());
else
{
h.Add (&RAListenSocket);
sLog.outString ("Starting Remote access listner on port %d on %s", raport, stringip.c_str ());
}
}
// Socket Selet time is in microseconds , not miliseconds!!
uint32 socketSelecttime = sWorld.getConfig (CONFIG_SOCKET_SELECTTIME);
// if use ra spend time waiting for io, if not use ra ,just sleep
if (usera)
{
while (!World::IsStopped())
{
h.Select (0, socketSelecttime);
checkping ();
}
}
else
{
while (!World::IsStopped())
{
ACE_Based::Thread::Sleep(static_cast<unsigned long> (socketSelecttime / 1000));
checkping ();
}
}
}
int main (int argc, char **argv)
{
ListenSocket *listen;
time_t rawtime;
struct tm *timeinfo;
char *timestr;
enable_logging_of (LOG_INFO);
enable_logging_of (LOG_WARNING);
enable_logging_of (LOG_ERROR);
// enable_logging_of (LOG_SOCKET);
// enable_logging_of (LOG_LISTENSOCKET);
// enable_logging_of (LOG_CLIENTSOCKET);
// enable_logging_of (LOG_CONTROLLER);
// enable_logging_of (LOG_LOWERHCI);
enable_logging_of (LOG_LINKLAYER);
enable_logging_of (LOG_LLSM);
// enable_logging_of (LOG_PHYSICALLAYER);
time (&rawtime);
srand (rawtime);
timeinfo = localtime (&rawtime);
timestr = asctime (timeinfo);
timestr[24] = 0;
log (LOG_INFO, "-----------------------------------------------------------------------------");
log (LOG_INFO, "%s%s", "Bluetooth Low Energy Virtual Controller Server @ ", timestr);
log (LOG_INFO, "-----------------------------------------------------------------------------");
start_background_monitor ((void *) argv[0]);
start_physical_layer_simulation ();
listen = new ListenSocket (0xb1ee);
listen->set_callback (on_connection);
while (Socket::poll ())
{
}
}
int InspIRCd::BindPorts(FailedPortList &failed_ports)
{
int bound = 0;
std::vector<ListenSocket*> old_ports(ports.begin(), ports.end());
ConfigTagList tags = ServerInstance->Config->ConfTags("bind");
for(ConfigIter i = tags.first; i != tags.second; ++i)
{
ConfigTag* tag = i->second;
std::string porttag = tag->getString("port");
std::string Addr = tag->getString("address");
if (strncasecmp(Addr.c_str(), "::ffff:", 7) == 0)
this->Logs->Log("SOCKET", LOG_DEFAULT, "Using 4in6 (::ffff:) isn't recommended. You should bind IPv4 addresses directly instead.");
irc::portparser portrange(porttag, false);
int portno = -1;
while (0 != (portno = portrange.GetToken()))
{
irc::sockets::sockaddrs bindspec;
if (!irc::sockets::aptosa(Addr, portno, bindspec))
continue;
std::string bind_readable = bindspec.str();
bool skip = false;
for (std::vector<ListenSocket*>::iterator n = old_ports.begin(); n != old_ports.end(); ++n)
{
if ((**n).bind_desc == bind_readable)
{
(*n)->bind_tag = tag; // Replace tag, we know addr and port match, but other info (type, ssl) may not
(*n)->ResetIOHookProvider();
skip = true;
old_ports.erase(n);
break;
}
}
if (!skip)
{
ListenSocket* ll = new ListenSocket(tag, bindspec);
if (ll->GetFd() > -1)
{
bound++;
ports.push_back(ll);
}
else
{
failed_ports.push_back(std::make_pair(bind_readable, strerror(errno)));
delete ll;
}
}
}
}
std::vector<ListenSocket*>::iterator n = ports.begin();
for (std::vector<ListenSocket*>::iterator o = old_ports.begin(); o != old_ports.end(); ++o)
{
while (n != ports.end() && *n != *o)
n++;
if (n == ports.end())
{
this->Logs->Log("SOCKET", LOG_DEFAULT, "Port bindings slipped out of vector, aborting close!");
break;
}
this->Logs->Log("SOCKET", LOG_DEFAULT, "Port binding %s was removed from the config file, closing.",
(**n).bind_desc.c_str());
delete *n;
// this keeps the iterator valid, pointing to the next element
n = ports.erase(n);
}
return bound;
}
bool
Server::mainloop( Object* root ) {
std::lock_guard<std::mutex> slock( static_lock );
instance_in_mainloop =this;
ListenSocket sock;
sock.setBlocking( false );
if( !sock.bind( _portnum ) || !sock.listen() ) {
log << "Could not bind to port " << _portnum << std::endl;
log << strerror( errno ) << std::endl;
exit( 1 );
}
log << VOXOWL_VERSION_FULL_NAME << " listening to port " << _portnum << std::endl;
connection_list_t::iterator it;
while( !_stop ) {
// Cleanup any closed connections
/* We cannot do this because it's thread-unsafe. We delete everything
* on exit, which may also be a potential problem. FIXME
for( it = connection_list.begin(); it != connection_list.end(); ) {
if( !(*it)->socket->isOpen() ) {
delete (*it);
it =connection_list.erase( it );
}
else
it++;
}*/
// Wait for one second at a time
if( !sock.poll( 1 ) ) {
continue;
}
// It seems a new connection attempt is being made
ClientSocket *csock;
if( ( csock = sock.accept() ) ) {
std::lock_guard<std::mutex> lock( write_lock );
log << "Accepting new connection" << std::endl;
Connection *c = new Connection( &connections );
c->socket =csock;
c->pbuffer =new PacketBuffer();
c->pbuffer->setOutgoingPacketHandler( &connectionSendFunc );
if( !data_connection )
setDataConnection( c );
c->thread =new std::thread( connectionMain, c, this );
connection_list.push_back( c );
}
else
break;
}
log << "Stopping server, waiting for connections to close." << std::endl;
for( it = connection_list.begin(); it != connection_list.end(); it++ ) {
if( (*it)->socket->isOpen() )
(*it)->socket->close();
delete (*it);
}
log << "All connections terminated." << std::endl;
instance_in_mainloop =0;
return true;
}