talk-using-ember-fastboot-in-weird-ways.server.js

// LOL this is not production code, but "inspired" by production code
const FastBoot = require('fastboot');
const FastBootAppServer = require('fastboot-app-server');

const server = new FastBootAppServer({
  gzip: true, // enable gzip compression

  beforeMiddleware(app) {
    app.use(async (request, response, next) => {
      if (request.path === '/render') {      
        const app = new FastBoot({ distPath: 'dist' });
        const result = await app.visit('/render', { request, response }); // <== our Ember.js rendering route
        const { body } = result.domContents();
        response.end(body);
      } else {
        next();
      }
    });
  },
});

process.on('uncaughtException', function(error) {
  logger.error(`exiting, uncaught exception: ${error}`);
  // fail early, fail hard
  // here be an unknown error, gracefully shut down the process, fastboot will restart it
  process.exit(1);
});

server.start();