node - letsencrypt ssl 인증서 적용

...

var options ={
//      ca: fs.readFileSync('ssl-key/chain.pem'),
        key: fs.readFileSync('ssl-key/privkey.pem'),
        cert: fs.readFileSync('ssl-key/cert.pem'),
//      passphrase: 'exitem08'
};


...


https.createServer(options, app).listen(port, function() {
  console.log("HTTPS server listening on port " + port);
});