ServerCore/TCPServer.cpp
2021-08-07 11:47:54 -07:00

102 lines
3.6 KiB
C++

#include "TCPServer.h"
#include "EPoll.h"
#include "TCPSession.h"
#include "Exception.h"
#include "Log.h"
namespace core {
TCPServer::TCPServer(EPoll &ePoll, IPAddress address, std::string delimiter, std::string text)
: TCPSocket(ePoll, text), commands(delimiter) {
setDescriptor(socket(AF_INET, SOCK_STREAM, 0));
int yes = 1;
setsockopt(getDescriptor(), SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int));
if(bind(getDescriptor(), address.getPointer(), address.addressLength) < 0)
throw coreutils::Exception("Error on bind to socket: " + std::to_string(errno));
if(listen(getDescriptor(), 20) < 0)
throw coreutils::Exception("Error on listen to socket");
}
TCPServer::~TCPServer() {
coreutils::Log(coreutils::LOG_DEBUG_2) << "Closing server socket " << getDescriptor() << ".";
close(getDescriptor());
}
void TCPServer::onDataReceived(std::string data) {
lock.lock();
TCPSession *session = accept();
if(session)
sessions.push_back(session);
lock.unlock();
}
TCPSession * TCPServer::accept() {
TCPSession *session = getSocketAccept(ePoll);
session->setDescriptor(::accept(getDescriptor(), (struct sockaddr *)&session->ipAddress.addr, &session->ipAddress.addressLength));
// if(blackList && blackList->contains(session->ipAddress.getClientAddress())) {
// session->shutdown();
// Log(LOG_WARN) << "Client at IP address " << session->ipAddress.getClientAddress() << " is blacklisted and was denied a connection.";
// return NULL;
// }
// if(whiteList && !whiteList->contains(session->ipAddress.getClientAddress())) {
// session->shutdown();
// Log(LOG_WARN) << "Client at IP address " << session->ipAddress.getClientAddress() << " is not authorized and was denied a connection.";
// return NULL;
// }
coreutils::Log(coreutils::LOG_DEBUG_2) << "Session started on socket " << session->getDescriptor() << ".";
return session;
}
void TCPServer::removeFromSessionList(TCPSession *session) {
std::vector<TCPSession *>::iterator cursor;
for(cursor = sessions.begin(); cursor < sessions.end(); ++cursor)
if(*cursor == session)
sessions.erase(cursor);
}
void TCPServer::sessionErrorHandler(std::string errorString, std::stringstream &out) {
throw coreutils::Exception(errorString);
}
TCPSession * TCPServer::getSocketAccept(EPoll &ePoll) {
return new TCPSession(ePoll, *this);
}
void TCPServer::output(std::stringstream &out) {
out << "Use the 'help' command to list the commands for this server." << std::endl;
}
int TCPServer::processCommand(coreutils::ZString &request, TCPSession &session) {
int sequence = 0;
for(auto *sessionx : sessions) {
session.out << "|" << ++sequence;
sessionx->output(session.out);
session.out << "|" << std::endl;
}
return 1;
}
void TCPServer::sendToAll(std::stringstream &data) {
for(auto session : sessions)
session->write(data.str());
data.str("");
}
void TCPServer::sendToAll(std::stringstream &data, TCPSession &sender) {
for(auto session : sessions)
if(session != &sender)
session->write(data.str());
data.str("");
}
void TCPServer::sendToAll(std::stringstream &data, TCPSession &sender, SessionFilter filter) {
for(auto session : sessions)
if(filter.test(*session))
if(session != &sender)
session->write(data.str());
data.str("");
}
}