68 lines
2.5 KiB
Scheme
68 lines
2.5 KiB
Scheme
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;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2016 John Darrington <jmd@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu services kerberos)
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#:use-module (gnu packages admin)
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#:use-module (gnu services)
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#:use-module (gnu system pam)
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#:use-module (guix gexp)
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#:use-module (guix records)
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#:export (pam-krb5-configuration
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pam-krb5-configuration?
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pam-krb5-service-type))
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(define-record-type* <pam-krb5-configuration>
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pam-krb5-configuration make-pam-krb5-configuration
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pam-krb5-configuration?
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(pam-krb5 pam-krb5-configuration-pam-krb5
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(default pam-krb5))
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(minimum-uid pam-krb5-configuration-minimum-uid
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(default 1000)))
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(define (pam-krb5-pam-service config)
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"Return a PAM service for Kerberos authentication."
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(lambda (pam)
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(define pam-krb5-module
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#~(string-append #$(pam-krb5-configuration-pam-krb5 config) "/lib/security/pam_krb5.so"))
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(let ((pam-krb5-sufficient
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(pam-entry
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(control "sufficient")
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(module pam-krb5-module)
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(arguments (list
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(format #f "minimum_uid=~a"
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(pam-krb5-configuration-minimum-uid config)))))))
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(pam-service
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(inherit pam)
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(auth (cons* pam-krb5-sufficient
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(pam-service-auth pam)))
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(session (cons* pam-krb5-sufficient
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(pam-service-session pam)))
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(account (cons* pam-krb5-sufficient
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(pam-service-account pam)))))))
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(define (pam-krb5-pam-services config)
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(list (pam-krb5-pam-service config)))
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(define pam-krb5-service-type
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(service-type (name 'pam-krb5)
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(extensions
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(list
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(service-extension pam-root-service-type
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pam-krb5-pam-services)))))
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