;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Danny Milosavljevic <dannym@scratchpost.org>
;;; Copyright © 2020 Robin Green <greenrd@greenrd.org>
;;;
;;; 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 services auditd)
  #:use-module (gnu services)
  #:use-module (gnu services configuration)
  #:use-module (gnu services base)
  #:use-module (gnu services shepherd)
  #:use-module (gnu packages admin)
  #:use-module (guix records)
  #:use-module (guix gexp)
  #:use-module (guix packages)
  #:export (auditd-configuration
            auditd-service-type
            %default-auditd-configuration-directory))

(define auditd.conf
  (plain-file "auditd.conf" "log_file = /var/log/audit.log\nlog_format = \
ENRICHED\nfreq = 1\nspace_left = 5%\nspace_left_action = \
syslog\nadmin_space_left_action = ignore\ndisk_full_action = \
ignore\ndisk_error_action = syslog\n"))

(define %default-auditd-configuration-directory
  (computed-file "auditd"
                 #~(begin
                     (mkdir #$output)
                     (copy-file #$auditd.conf
                                (string-append #$output "/auditd.conf")))))

(define-record-type* <auditd-configuration>
  auditd-configuration make-auditd-configuration
  auditd-configuration?
  (audit                   auditd-configuration-audit                          ; package
                           (default audit))
  (configuration-directory auditd-configuration-configuration-directory))      ; file-like

(define (auditd-shepherd-service config)
  (let* ((audit (auditd-configuration-audit config))
         (configuration-directory (auditd-configuration-configuration-directory config)))
    (list (shepherd-service
           (documentation "Auditd allows you to audit file system accesses and process execution.")
           (provision '(auditd))
           (start #~(make-forkexec-constructor
                     (list (string-append #$audit "/sbin/auditd") "-c" #$configuration-directory)
                     #:pid-file "/var/run/auditd.pid"))
           (stop #~(make-kill-destructor))))))

(define auditd-service-type
  (service-type (name 'auditd)
                (description "Allows auditing file system accesses and process execution.")
                (extensions
                 (list
                  (service-extension shepherd-root-service-type
                                     auditd-shepherd-service)))
                (default-value
                  (auditd-configuration
                   (configuration-directory %default-auditd-configuration-directory)))))
><td><a href='/guix/commit/gnu/services/configuration.scm?id=bdcf0e6fd484a54240a98ddf8b6fa433c1b9bd6c'>services: messaging: Prosody config supports file-like objects.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/guix.texi (Messaging Services): Update accordingly.
* gnu/services/configuration.scm (serialize-configuration,
serialize-maybe-stem, serialize-package): Return strings or string-valued
gexps (these procedures were only used for their side-effects).
* gnu/services/messaging.scm (serialize-field, serialize-field-list,
enclose-quotes, serialize-raw-content, serialize-ssl-configuration,
serialize-virtualhost-configuration-list,
serialize-int-component-configuration-list,
serialize-ext-component-configuration-list,
serialize-virtualhost-configuration, serialize-int-component-configuration,
serialize-ext-component-configuration, serialize-prosody-configuration):
Return strings or string-valued gexps and stop printing.
(prosody-activation): Use SERIALIZE-PROSODY-CONFIGURATION's return value with
MIXED-TEXT-FILE instead of using its output with PLAIN-FILE.
(serialize-non-negative-integer, serialize-non-negative-integer-list): Convert
numbers to strings.
(file-object?, serialize-file-object, file-object-list?,
serialize-file-object-list): New procedures.
(ssl-configuration)[capath, cafile], (prosody-configuration)[plugin-paths,
groups-file]: Replace FILE-NAME with FILE-OBJECT.
* guix/gexp.scm (file-like?): New exported procedure.
</span></span></td><td>Clément Lassieur</td></tr>
<tr><td><span title='2017-11-28 03:49:47 +0100'>2017-11-28</span></td><td><a href='/guix/commit/gnu/services/configuration.scm?id=19ff1f2687ab5ceeee6335dce2794590d0f4aa27'>services: configuration: Show default values of list types.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/guix.texi (Messaging Services): Regenerate it.
* gnu/services/configuration.scm (show-default?): Check VAL rather than DEFAULT.
* gnu/services/messaging.scm (show-default?): Check VAL rather than DEFAULT.
(prosody-configuration)[modules-enabled]: Remove default value from docstring.
</span></span></td><td>Clément Lassieur</td></tr>