node-jet/lib/1_socket/tcpserver.js

Jet Realtime Message Bus for the Web. Daemon and Peer implementation.

/* istanbul ignore file */
import { createServer } from 'net';
import { EventEmitter } from './index.js';
import MessageSocket from './message-socket.js';
import { Socket } from './socket.js';
/**
 * Class implementation of a TCP server. This implementation only runs in a node.js environment
 */
export class TCPServer extends EventEmitter {
    config;
    tcpServer;
    connectionId = 1;
    /**
     * Constructor to create a TCP Server instance
     */
    constructor(config) {
        super();
        this.config = config;
    }
    /**
     * This function starts a TCP server listening on the port specified in the config
     */
    listen() {
        this.tcpServer = createServer((peerSocket) => {
            const sock = new Socket(new MessageSocket(peerSocket));
            sock.id = `ws_${this.connectionId}`;
            this.connectionId++;
            peerSocket.addListener('close', () => {
                this.emit('disconnect', sock);
            });
            this.emit('connection', sock);
        });
        this.tcpServer.listen(this.config.tcpPort);
    }
    /**
     * Function to stop the TCP server
     */
    close() {
        this.tcpServer.close();
    }
}