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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021 Brice Waegeneire <brice@waegenei.re>
;;; Copyright © 2022 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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.
;;;
;;; GNU Guix 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu system privilege)
#:use-module (guix records)
#:export (privileged-program
privileged-program?
privileged-program-program
privileged-program-setuid?
privileged-program-setgid?
privileged-program-user
privileged-program-group
privileged-program-capabilities))
;;; Commentary:
;;;
;;; Data structures representing privileged programs: binaries with additional
;;; permissions such as setuid/setgid, or POSIX capabilities. This is meant to
;;; be used both on the host side and at run time--e.g., in activation snippets.
;;;
;;; Code:
(define-record-type* <privileged-program>
privileged-program make-privileged-program
privileged-program?
;; File name of the program to assign elevated privileges.
(program privileged-program-program) ;file-like
;; Whether to set the setuid (‘set user ID’) bit.
(setuid? privileged-program-setuid? ;boolean
(default #f))
;; Whether to set the setgid (‘set group ID’) bit.
(setgid? privileged-program-setgid? ;boolean
(default #f))
;; The user name or ID this should be set to (defaults to root's).
(user privileged-program-user ;integer or string
(default 0))
;; The group name or ID we want to set this to (defaults to root's).
(group privileged-program-group ;integer or string
(default 0))
;; POSIX capabilities in cap_from_text(3) form (defaults to #f: none).
(capabilities privileged-program-capabilities ;string or #f
(default #f)))
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