@thingsup/greenlock-sql-manager/greenlockStore/make-safe-sha-str.js

Greenlock Manager and Store for SQL Databases

'use strict';

var crypto = require('crypto');

module.exports = function (str) {
  return crypto
    .createHash('sha256').update(str).digest('base64')
    .replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, '');
};