Node unix socket worker process

fork.js

    if (cluster.isMaster) {
        var cpus = os.cpus().length;
        var worker;

        /* start up the HTTP servers */
        process.env.HTTP_WORKER = "1";
        for (var i = 0; i < cpus; i++) {
            worker = cluster.fork();
            worker.isHTTP = true;
        }
        delete process.env.HTTP_WORKER;
        process.env.CPU_WORKER = "1";
        /* start up the workers */
        for (var i = 0; i < cpus; i++) {
            cluster.fork();
        }
        cluster.on("death", function (worker) {
            console.log("worker " + worker.pid + " died, respawning");
            if (worker.isHTTP) {
                process.env.HTTP_WORKER = "1";
                delete process.env.CPU_WORKER;
            } else {
                process.env.CPU_WORKER = "1";
                delete process.env.HTTP_WORKER;
            }
            var newguy = cluster.fork();
            if (worker.isHTTP) {
                newguy.isHTTP = true;
            }
        });
    } else if (process.env.HTTP_WORKER) {
        everyauth.helpExpress(app);
        app.listen(1337); // listens on http://127.0.0.1:1337
    } else if (process.env.CPU_WORKER) {
        /* code omitted because I haven't written it */
        var srv = net.createServer(...);
        srv.listen("/tmp/worker");
    }