greenlock-express.js/examples/http-proxy/server.js

"use strict";

function httpsWorker(glx) {
    // we need the raw https server
    var server = glx.httpsServer();
    var proxy = require("http-proxy").createProxyServer({ xfwd: true });

    // catches error events during proxying
    proxy.on("error", function(err, req, res) {
        console.error(err);
        res.statusCode = 500;
        res.end();
        return;
    });

    // We'll proxy websockets too
    server.on("upgrade", function(req, socket, head) {
        proxy.ws(req, socket, head, {
            ws: true,
            target: "ws://localhost:3000"
        });
    });

    // servers a node app that proxies requests to a localhost
    glx.serveApp(function(req, res) {
        proxy.web(req, res, {
            target: "http://localhost:3000"
        });
    });
}

var pkg = require("../../package.json");
//require("greenlock-express")
require("../../")
    .init(function getConfig() {
        // Greenlock Config

        return {
            package: { name: "http-proxy-example", version: pkg.version },
            maintainerEmail: "jon@example.com",
            cluster: false
        };
    })
    .serve(httpsWorker);