client.js

var fs = require('fs');
var https = require('https');
var constants = require('constants');

clientPrefix=""
if (process.argv[2]) {
    var clientPrefix= process.argv[2];
}

var clientName="client"+clientPrefix+"-key";
var clientFolder=__dirname+"/client";

var clientKeyFile=[
    clientFolder,
    "private",
    clientName+".pem"
].join("/");

var clientCertFile=[
    clientFolder,
    "certs",
    clientName+".cert.pem"
].join("/");

var clientCertChainFile=[
    clientFolder,
    "certs",
    clientName+".chain.cert.pem"
].join("/");



var options = {
    hostname: 'localhost',
    port: 4433,
    path: '/',
    method: 'GET',
    key: fs.readFileSync(clientKeyFile),
    cert: fs.readFileSync(clientCertFile),
    ca: fs.readFileSync(clientCertFile),
    passphrase:"",
    requestCert: true,
    rejectUnauthorized: true,
    ciphers: [
      "ECDHE-RSA-AES128-SHA256",
      "DHE-RSA-AES128-SHA256",
      "AES128-GCM-SHA256",
      "!RC4",
      "HIGH",
      "!MD5",
      "!aNULL"
    ].join(":"),
    honorCipherOrder: true,
    secureProtocol: 'TLSv1_method',
    secureOptions: constants.SSL_OP_NO_SSLv3 | constants.SSL_OP_NO_SSLv2
};

https.globalAgent.options.ca = [];
https.globalAgent.options.ca.push(fs.readFileSync(__dirname+"/intermediate/certs/ca-chain.cert.pem"));

var req = https.request(options, function(res) {
    res.on('data', function(data) {
        process.stdout.write(data);
    });
});

req.end();

req.on('error', function(e) {
    console.error(e);
});