def METHOD_NAME():
    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'),
            # certificate system
            subject_base=dict(required=True, type='str'),
            # additional
            config_master_host_name=dict(required=True, type='str'),
            ccache=dict(required=True, type='str'),
            _pkinit_pkcs12_info=dict(required=False, type='list',
                                     elements='str'),
            _top_dir=dict(required=True, type='str'),
            dirman_password=dict(required=True, type='str', no_log=True),
        ),
        supports_check_mode=False,
    )
    ansible_module._ansible_debug = True
    check_imports(ansible_module)
    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
    config_master_host_name = ansible_module.params.get(
        'config_master_host_name')
    ccache = ansible_module.params.get('ccache')
    os.environ['KRB5CCNAME'] = ccache
    installer._pkinit_pkcs12_info = ansible_module.params.get(
        '_pkinit_pkcs12_info')
    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
    promote = installer.promote
    pkinit_pkcs12_info = installer._pkinit_pkcs12_info
    env = gen_env_boostrap_finalize_core(paths.ETC_IPA,
                                         constants.DEFAULT_CONFIG)
    api_bootstrap_finalize(env)
    config = gen_ReplicaConfig()
    config.dirman_password = dirman_password
    config.master_host_name = config_master_host_name
    config.subject_base = options.subject_base
    config.setup_ca = options.setup_ca
    ccache = os.environ['KRB5CCNAME']
    # There is a api.Backend.ldap2.connect call somewhere in ca, ds, dns or
    # ntpinstance
    api.Backend.ldap2.connect()
    ansible_log.debug("-- INSTALL_KRB --")
    with redirect_stdout(ansible_log):
        # pylint: disable=deprecated-method
        argspec = getargspec(install_krb)
        # pylint: enable=deprecated-method
        if "promote" in argspec.args:
            install_krb(
                config,
                setup_pkinit=not options.no_pkinit,
                pkcs12_info=pkinit_pkcs12_info,
                promote=promote)
        else:
            if "fstore" not in argspec.args:
                install_krb(
                    config,
                    setup_pkinit=not options.no_pkinit,
                    pkcs12_info=pkinit_pkcs12_info)
            else:
                install_krb(
                    config,
                    setup_pkinit=not options.no_pkinit,
                    pkcs12_info=pkinit_pkcs12_info,
                    fstore=fstore)
    # done #
    ansible_module.exit_json(changed=True,
                             config_master_host_name=config.master_host_name)