#!/usr/bin/python
# -*- coding: utf-8 -*-

# (c) 2014, Kevin Carter <kevin.carter@rackspace.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.

DOCUMENTATION = """
---
module: name2int
version_added: "1.6.6"
short_description:
   - hash a host name and return an integer
description:
   - hash a host name and return an integer
options:
    name:
        description:
            - login username
        required: true
author: Kevin Carter
"""

EXAMPLES = """
# Create a new container
- name2int:
    name: "Some-hostname.com"
"""

import hashlib
import platform


class HashHostname(object):
    def __init__(self, module):
        """Generate an integer from a name."""
        self.module = module

    def return_hashed_host(self, name):
        hashed_name = hashlib.md5(name).hexdigest()
        hash_int = int(hashed_name, 32)
        real_int = int(hash_int % 300)
        return real_int


def main():
    module = AnsibleModule(
        argument_spec=dict(
            name=dict(
                required=True
            )
        ),
        supports_check_mode=False
    )
    try:
        sm = HashHostname(module=module)
        int_value = sm.return_hashed_host(platform.node())
        resp = {'int_value': int_value}
        module.exit_json(changed=True, **resp)
    except Exception as exp:
        resp = {'stderr': exp}
        module.fail_json(msg='Failed Process', **resp)

# import module snippets
from ansible.module_utils.basic import *
if __name__ == '__main__':
    main()