#!/usr/bin/python

# -*- coding: utf-8 -*-

# Authors:

#   Thomas Woerner <twoerner@redhat.com>

#

# Based on ipa-replica-install code

#

# Copyright (C) 2018  Red Hat

# see file 'COPYING' for use and warranty information

#

# This program 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.

#

# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.

from __future__ import print_function

ANSIBLE_METADATA = {

    'metadata_version': '1.0',

    'supported_by': 'community',

    'status': ['preview'],

}

DOCUMENTATION = '''

---

module: ipareplica_restart_kdc

short description: Restart KDC

description:

  Restart KDC

options:

  setup_ca:

    description: Configure a dogtag CA

    required: yes

  setup_kra:

    description: Configure a dogtag KRA

    required: yes

  no_pkinit:

    description: Disable pkinit setup steps

    required: yes

  no_ui_redirect:

    description: Do not automatically redirect to the Web UI

    required: yes

  subject_base:

    description:

      The certificate subject base (default O=<realm-name>).

      RDNs are in LDAP order (most specific RDN first).

    required: no

  config_master_host_name:

    description: The config master_host_name setting

    required: no

  ccache:

    description: The local ccache

    required: no

  _ca_file:

    description: The installer _ca_file setting

    required: yes

  _top_dir:

    description: The installer _top_dir setting

    required: no

  dirman_password:

    description: Directory Manager (master) password

    required: no

author:

    - Thomas Woerner

'''

EXAMPLES = '''

'''

RETURN = '''

'''

import os

from ansible.module_utils.basic import AnsibleModule

from ansible.module_utils.ansible_ipa_replica import (

    AnsibleModuleLog, setup_logging, installer, DN, paths, sysrestore,

    gen_env_boostrap_finalize_core, constants, api_bootstrap_finalize,

    gen_ReplicaConfig, gen_remote_api, api, redirect_stdout, service,

    krbinstance

)

def main():

    ansible_module = AnsibleModule(

        argument_spec=dict(

            # server

            setup_ca=dict(required=False, type='bool'),

            setup_kra=dict(required=False, type='bool'),

            no_pkinit=dict(required=False, type='bool'),

            no_ui_redirect=dict(required=False, type='bool'),

            # certificate system

            subject_base=dict(required=True),

            # additional

            config_master_host_name=dict(required=True),

            ccache=dict(required=True),

            _ca_file=dict(required=False),

            _top_dir=dict(required=True),

            dirman_password=dict(required=True, no_log=True),

        ),

        supports_check_mode=True,

    )

    ansible_module._ansible_debug = True

    setup_logging()

    ansible_log = AnsibleModuleLog(ansible_module)

    # get parameters #

    options = installer

    # server

    options.setup_ca = ansible_module.params.get('setup_ca')

    options.setup_kra = ansible_module.params.get('setup_kra')

    options.no_pkinit = ansible_module.params.get('no_pkinit')

    # certificate system

    options.subject_base = ansible_module.params.get('subject_base')

    if options.subject_base is not None:

        options.subject_base = DN(options.subject_base)

    # additional

    master_host_name = ansible_module.params.get('config_master_host_name')

    ccache = ansible_module.params.get('ccache')

    os.environ['KRB5CCNAME'] = ccache

    options._top_dir = ansible_module.params.get('_top_dir')

    dirman_password = ansible_module.params.get('dirman_password')

    # init #

    fstore = sysrestore.FileStore(paths.SYSRESTORE)

    ansible_log.debug("== INSTALL ==")

    options = installer

    env = gen_env_boostrap_finalize_core(paths.ETC_IPA,

                                         constants.DEFAULT_CONFIG)

    api_bootstrap_finalize(env)

    config = gen_ReplicaConfig()

    config.dirman_password = dirman_password

    remote_api = gen_remote_api(master_host_name, paths.ETC_IPA)

    conn = remote_api.Backend.ldap2

    ccache = os.environ['KRB5CCNAME']

    # There is a api.Backend.ldap2.connect call somewhere in ca, ds, dns or

    # ntpinstance

    api.Backend.ldap2.connect()

    conn.connect(ccache=ccache)

    # krb

    krb = krbinstance.KrbInstance(fstore)

    krb.set_output(ansible_log)

    with redirect_stdout(ansible_log):

        krb.init_info(api.env.realm, api.env.host,

                      setup_pkinit=not options.no_pkinit,

                      subject_base=options.subject_base)

        ansible_log.debug("-- RESTART KDC --")

        service.print_msg("Restarting the KDC")

        krb.restart()

    # done #

    ansible_module.exit_json(changed=True)

if __name__ == '__main__':

    main()