node-http2-server.js

const http2 = require('http2');
const fs = require('fs');
const url = require('url');
const path = require('path');
const options = {
  key: fs.readFileSync('key.pem'),
  cert: fs.readFileSync('cert.pem')
};
const mimeType = {
  '.ico': 'image/x-icon',
  '.html': 'text/html',
  '.js': 'text/javascript',
  '.json': 'application/json',
  '.css': 'text/css',
  '.png': 'image/png',
  '.jpg': 'image/jpeg',
  '.wav': 'audio/wav',
  '.mp3': 'audio/mpeg',
  '.svg': 'image/svg+xml',
  '.pdf': 'application/pdf',
  '.doc': 'application/msword',
  '.eot': 'appliaction/vnd.ms-fontobject',
  '.ttf': 'aplication/font-sfnt'
};
const server = http2.createSecureServer(options);
server.on('stream', (stream, headers) => {
  console.log(`${headers[':method']} ${headers[':path']}`);
  // parse URL
  const parsedUrl = url.parse(headers[':path']);
  // extract URL path
  let pathname = path.join('public', `.${parsedUrl.pathname}`);
  const ext = path.parse(pathname).ext;
  // maps file extention to MIME types
  fs.exists(pathname, function (exist) {
    if (!exist) {
      // if the file is not found, return 404
      stream.respond({':status': 404});
      stream.end(`File ${pathname} not found!`);
      return;
    }
    // if is a directory, then look for index.html
    if (fs.statSync(pathname).isDirectory()) {
      pathname += '/index.html';
    }

    const indexPath = path.join(__dirname, pathname);
    const readStream = fs.createReadStream(indexPath);
    readStream.on('open', function () {
      stream.respond({
        'content-type': mimeType[ext] || 'text/plain',
        ':status': 200
      });
      readStream.pipe(stream);
    });

    readStream.on('error', function (err) {
      stream.respond({':status': 500});
      stream.end(`Error getting: ${err}.`);
    });
  });
});

server.listen(8800);