Bump.sh proxy embed mode

bump-sh-proxy-embed-mode.js

const https = require('https'),
      httpProxy = require('http-proxy'),
      path = require('path'),
      fs = require('fs'),
      connect = require('connect'),
      harmon = require('harmon');

// Create a proxy server with custom application logic
const proxy = httpProxy.createProxyServer({});

// To modify the proxy connection before data is sent, you can listen
// for the 'proxyReq' event. When the event is fired, you will receive
// the following arguments:
proxy.on('proxyReq', function(proxyReq, req, res, options) {
  proxyReq.setHeader('X-Bump-Sh-Proxy', process.env.BUMP_PROXY_SECRET);
  proxyReq.setHeader('X-Bump-Sh-Embed', true);
});

// Http server options
const options = {
  key: fs.readFileSync(path.join(__dirname,'./cert/key.pem')),
  cert: fs.readFileSync(path.join(__dirname,'./cert/cert.pem'))
}
// Create the server
const proxyMiddleware = function(req, res) {
  if (req.url.startsWith("/docs/api")) {
    const targetUrl = 'http://localhost:3000/paul-gh/hub/development-hub' + req.url.replace(/^\/docs\/api(.*)/, '$1')
    console.log(`Proxy request from 'https://${req.headers.host}${req.url}' to '${targetUrl}'`)
    proxy.web(req, res, {
      ignorePath: true,
      changeOrigin: true,
      target: targetUrl
    });
  } else {
    res.writeHead(200, { 'Content-Type': 'application/json' });
    res.end(JSON.stringify({
      data: 'These are the customers\' origins.',
    }));
  }
}
const travelTopBody = fs.readFileSync('travel.header.html', 'utf8')
const travelHead = fs.readFileSync('travel.head.html', 'utf8')
const overides = [
  {
    query: "div#embed-top-body",
    func: function (node) {
      // If you want to replace the placeholder
      // node.createWriteStream({ outer: true }).end(travelTopBody);
      // If you want to inject inside the placeholder
      node.createWriteStream().end(travelTopBody);
    }
  }
  ,{
    query: "meta[name='custom-head']",
    func: function (node) {
      node.createWriteStream({ outer: true }).end(travelHead);
    }
  }
]
const app = connect();
app.use(harmon([], overides))
app.use(proxyMiddleware)
const server = https.createServer(options, app);
const port = process.env.PORT || '5050'
console.log(`listening on port ${port}`)
// Start the server
server.listen(parseInt(port));

// visit https://travel.localhost:5050/docs/api/