ecdsa-csr.js/bin/ecdsacsr.js

#!/usr/bin/env node
'use strict';

var fs = require('fs');
var ecdsacsr = require('../index.js');

var keyname = process.argv[2];
var domains = process.argv[3].split(/,/);

var keypem = fs.readFileSync(keyname, 'ascii');

ecdsacsr({ key: keypem, domains: domains }).then(function (csr) {
  console.error("CN=" + domains[0]);
  console.error("subjectAltName=" + domains.join(','));
  console.log(csr);
});