#!/usr/bin/env python
# Copyright 2014, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# (c) 2014, Kevin Carter <kevin.carter@rackspace.com>
import argparse
import datetime
import hashlib
import os
import random
import tarfile

from Crypto import Random
try:
    import yaml
except ImportError:
    raise SystemExit('Missing Dependency, "PyYAML"')


class CredentialGenerator(object):
    """Credential generator class.

    This class is simply a method to generate random secrets.  This class will
    NOT encrypt values rather it creates the values which will be used as