# -*- 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_setup_ds

short description: Setup DS

description:

  Setup DS

options:

  dm_password:

    description: Directory Manager password

    required: yes

  password:

    description: Admin user kerberos password

    required: yes

  ip_addresses:

    description: List of Master Server IP Addresses

    required: yes

  domain:

    description: Primary DNS domain of the IPA deployment

    required: yes

  realm:

    description: Kerberos realm name of the IPA deployment

    required: yes

  hostname:

    description: Fully qualified name of this host

    required: yes

  ca_cert_files:

    description:

      List of files containing CA certificates for the service certificate

      files

    required: yes

  no_host_dns:

    description: Do not use DNS for hostname lookup during installation

    required: yes

  setup_adtrust:

    description: Configure AD trust capability

    required: yes

  setup_ca:

    description: Configure a dogtag CA

    required: yes

  setup_kra:

    description: Configure a dogtag KRA

    required: yes

  setup_dns:

    description: Configure bind with our zone

    required: yes

  no_pkinit:

    description: Disable pkinit setup steps

    required: yes

  dirsrv_config_file:

    description:

      The path to LDIF file that will be used to modify configuration of

      dse.ldif during installation of the directory server instance

    required: yes

  dirsrv_cert_files:

    description:

      Files containing the Directory Server SSL certificate and private key

    required: yes

  force_join:

    description: Force client enrollment even if already enrolled

    required: yes

  subject_base:

    description:

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

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

    required: no

  server:

    description: Fully qualified name of IPA server to enroll to

    required: no

  ccache:

    description: The local ccache

    required: no

  installer_ccache:

    description: The installer ccache setting

    required: no

  _ca_enabled:

    description: The installer _ca_enabled setting

    required: yes

  _dirsrv_pkcs12_info:

    description: The installer _dirsrv_pkcs12_info setting

    required: yes

  _top_dir:

    description: The installer _top_dir setting

    required: no

  _add_to_ipaservers:

    description: The installer _add_to_ipaservers setting

    required: no

  _ca_subject:

    description: The installer _ca_subject setting

    required: no

  _subject_base:

    description: The installer _subject_base setting

    required: no

  dirman_password:

    description: Directory Manager (master) password

    required: no

  config_setup_ca:

    description: The config setup_ca setting

    required: no

  config_master_host_name:

    description: The config master_host_name setting

    required: no

  config_ca_host_name:

    description: The config ca_host_name setting

    required: no

  config_ips:

    description: The config ips setting

    required: yes

author:

    - Thomas Woerner

'''

EXAMPLES = '''

'''

RETURN = '''

'''

import os

import inspect

from ansible.module_utils.basic import AnsibleModule

from ansible.module_utils.ansible_ipa_replica import (

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

    ansible_module_get_parsed_ip_addresses,

    gen_env_boostrap_finalize_core, constants, api_bootstrap_finalize,

    gen_ReplicaConfig, gen_remote_api, redirect_stdout, ipaldap,

    install_replica_ds, install_dns_records, ntpinstance, ScriptError

)

def main():

    ansible_module = AnsibleModule(

        argument_spec=dict(

            # basic

            dm_password=dict(required=False, no_log=True),

            password=dict(required=False, no_log=True),

            ip_addresses=dict(required=False, type='list', default=[]),

            domain=dict(required=False),

            realm=dict(required=False),

            hostname=dict(required=False),

            ca_cert_files=dict(required=False, type='list', default=[]),

            no_host_dns=dict(required=False, type='bool', default=False),

            # server

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

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

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

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

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

            dirsrv_config_file=dict(required=False),

            # ssl certificate

            dirsrv_cert_files=dict(required=False, type='list', default=[]),

            # client

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

            # certificate system

            subject_base=dict(required=True),

            # additional

            server=dict(required=True),

            ccache=dict(required=True),

            installer_ccache=dict(required=True),

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

            _dirsrv_pkcs12_info=dict(required=False, type='list'),

            _top_dir=dict(required=True),

            _add_to_ipaservers=dict(required=True, type='bool'),

            _ca_subject=dict(required=True),

            _subject_base=dict(required=True),

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

            config_setup_ca=dict(required=True, type='bool'),

            config_master_host_name=dict(required=True),

            config_ca_host_name=dict(required=True),

            config_ips=dict(required=False, type='list', default=[]),

        ),

        supports_check_mode=True,

    )

    ansible_module._ansible_debug = True

    setup_logging()

    ansible_log = AnsibleModuleLog(ansible_module)

    # get parameters #

    options = installer

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

    options.password = options.dm_password

    options.admin_password = ansible_module.params.get('password')

    options.ip_addresses = ansible_module_get_parsed_ip_addresses(

        ansible_module)

    options.domain_name = ansible_module.params.get('domain')

    options.realm_name = ansible_module.params.get('realm')

    options.host_name = ansible_module.params.get('hostname')

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

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

    # server

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

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

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

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

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

    options.dirsrv_config_file = ansible_module.params.get(

        'dirsrv_config_file')

    # ssl certificate

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

    # client

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

    # certificate system

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

    options.external_cert_files = ansible_module.params.get(

        'external_cert_files')

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

    if options.subject_base is not None:

        options.subject_base = DN(options.subject_base)

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

    # additional

    # options._host_name_overridden = ansible_module.params.get(

    #     '_hostname_overridden')

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

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

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

    os.environ['KRB5CCNAME'] = ccache

    # os.environ['KRB5CCNAME'] = ansible_module.params.get('installer_ccache')

    installer._ccache = ansible_module.params.get('installer_ccache')

    ca_enabled = ansible_module.params.get('_ca_enabled')

    dirsrv_pkcs12_info = ansible_module.params.get('_dirsrv_pkcs12_info')

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

    if options.subject_base is not None:

        options.subject_base = DN(options.subject_base)

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

    options._add_to_ipaservers = ansible_module.params.get(

        '_add_to_ipaservers')

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

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

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

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

    config_master_host_name = ansible_module.params.get(

        'config_master_host_name')

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

    config_ips = ansible_module_get_parsed_ip_addresses(ansible_module,

                                                        "config_ips")

    # init #

    fstore = sysrestore.FileStore(paths.SYSRESTORE)

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

    options = installer

    promote = installer.promote

    env = gen_env_boostrap_finalize_core(paths.ETC_IPA,

                                         constants.DEFAULT_CONFIG)

    api_bootstrap_finalize(env)

    config = gen_ReplicaConfig()

    config.subject_base = options.subject_base

    config.dirman_password = dirman_password

    config.setup_ca = config_setup_ca

    config.master_host_name = config_master_host_name

    config.ca_host_name = config_ca_host_name

    config.ips = config_ips

    config.promote = installer.promote

    remote_api = gen_remote_api(master_host_name, paths.ETC_IPA)

    installer._remote_api = remote_api

    conn = remote_api.Backend.ldap2

    ccache = os.environ['KRB5CCNAME']

    cafile = paths.IPA_CA_CRT

    try:

        ansible_log.debug("-- CONNECT --")

        if promote:

            conn.connect(ccache=ccache)

        else:

            # dmlvl 0 replica install should always use DM credentials

            # to create remote LDAP connection. Since ACIs permitting hosts

            # to manage their own services were added in 4.2 release,

            # the master denies this operations.

            conn.connect(bind_dn=ipaldap.DIRMAN_DN, cacert=cafile,

                         bind_pw=dirman_password)

        ansible_log.debug("-- CONFIGURE DIRSRV --")

        # Configure dirsrv

        with redirect_stdout(ansible_log):

            argspec = inspect.getargspec(install_replica_ds)

            if "promote" in argspec.args:

                ds = install_replica_ds(config, options, ca_enabled,

                                        remote_api,

                                        ca_file=cafile,

                                        promote=promote,

                                        pkcs12_info=dirsrv_pkcs12_info)

            else:

                if "fstore" in argspec.args:

                    ds = install_replica_ds(config, options, ca_enabled,

                                            remote_api,

                                            ca_file=cafile,

                                            pkcs12_info=dirsrv_pkcs12_info,

                                            fstore=fstore)

                else:

                    ds = install_replica_ds(config, options, ca_enabled,

                                            remote_api,

                                            ca_file=cafile,

                                            pkcs12_info=dirsrv_pkcs12_info)

        ansible_log.debug("-- INSTALL DNS RECORDS --")

        # Always try to install DNS records

        argspec = inspect.getargspec(install_dns_records)

        if "fstore" not in argspec.args:

            install_dns_records(config, options, remote_api)

        else:

            install_dns_records(config, options, remote_api, fstore=fstore)

        # TODO: check if ntp needs to be enabled later on

        ansible_log.debug("-- NTP LDAP ENABLE --")

        if ntpinstance is not None:

            ntpinstance.ntp_ldap_enable(config.host_name, ds.suffix,

                                        remote_api.env.realm)

    except (ScriptError, RuntimeError) as e:

        ansible_module.fail_json(msg=str(e))

    finally:

        if conn.isconnected():

            ansible_log.debug("-- DISCONNECT --")

            conn.disconnect()

    # done #

    ansible_module.exit_json(changed=True,

                             ds_suffix=str(ds.suffix),

                             ds_ca_subject=str(ds.ca_subject))

if __name__ == '__main__':

    main()