97 lines
2.4 KiB
C++
97 lines
2.4 KiB
C++
#include <iostream>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <unistd.h>
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#include <pthread.h>
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class Server {
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public:
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Server(int port) : serverSocket(-1), port(port) {}
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bool start() {
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// Create socket
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serverSocket = socket(AF_INET, SOCK_STREAM, 0);
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if (serverSocket == -1) {
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std::cerr << "Failed to create socket" << std::endl;
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return false;
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}
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// Bind socket to port
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sockaddr_in serverAddress{};
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serverAddress.sin_family = AF_INET;
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serverAddress.sin_port = htons(port);
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serverAddress.sin_addr.s_addr = INADDR_ANY;
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if (bind(serverSocket, reinterpret_cast<sockaddr*>(&serverAddress), sizeof(serverAddress)) == -1) {
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std::cerr << "Failed to bind socket" << std::endl;
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return false;
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}
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// Listen for connections
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if (listen(serverSocket, 5) == -1) {
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std::cerr << "Failed to listen on socket" << std::endl;
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return false;
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}
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std::cout << "Server listening on port " << port << std::endl;
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// Start accepting clients
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while (true) {
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// Accept client connection
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sockaddr_in clientAddress{};
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socklen_t clientAddressSize = sizeof(clientAddress);
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int clientSocket = accept(serverSocket, reinterpret_cast<sockaddr*>(&clientAddress), &clientAddressSize);
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if (clientSocket == -1) {
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std::cerr << "Failed to accept client connection" << std::endl;
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return false;
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}
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// Create a new thread to handle the client
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pthread_t threadId;
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if (pthread_create(&threadId, nullptr, handleClient, &clientSocket) != 0) {
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std::cerr << "Failed to create thread for client" << std::endl;
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return false;
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}
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// Detach the thread so it can run independently
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pthread_detach(threadId);
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}
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// Close server socket
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close(serverSocket);
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return true;
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}
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private:
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int serverSocket;
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int port;
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static void* handleClient(void* clientSocketPtr) {
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int clientSocket = *(reinterpret_cast<int*>(clientSocketPtr));
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constexpr int BUFFER_SIZE = 1024;
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// Receive and print client message
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char buffer[BUFFER_SIZE];
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ssize_t bytesRead = read(clientSocket, buffer, BUFFER_SIZE - 1);
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if (bytesRead == -1) {
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std::cerr << "Failed to read from socket" << std::endl;
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return nullptr;
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}
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buffer[bytesRead] = '\0';
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std::cout << "Received message from client: " << buffer << std::endl;
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// Close socket
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close(clientSocket);
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return nullptr;
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}
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};
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int main() {
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Server server(8080);
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server.start();
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return 0;
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}
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