estoyenlinea/estoyEnLinea.js

Verifica si la computadora está conectada al internet

//https://stackabuse.com/executing-shell-commands-with-node-js/
exports.verifica=(callback)=>{
    const { spawn } = require("child_process");
    const ping = spawn("ping", ["google.com"]);
    let enLinea;
    ping.stdout.on("data", () => {
        enLinea= true;
        ping.kill();
    });
    
    ping.stderr.on("data", () => {
        enLinea= false;
    });
    
    ping.on('error', () => {
        console.log("Error con el modullo estoyenlinea");
    });
    
    ping.on("close", () => {
        callback(enLinea);
    });
};