;;; 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                          ; file-like
                           (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)))))
dabd99d5dff0c'>import: crate: Better handle license expressions.</a><span class='msg-avail'>...</span></td><td>Brice Waegeneire</td></tr>
<tr><td><span title='2019-12-11 12:13:03 +0100'>2019-12-11</span></td><td><a href='/guix/commit/tests/crate.scm?id=4982de4c3299f367ab582e0865c39186a12ab3a1'>import: crate: Add recursive import test.</a><span class='msg-avail'>...</span></td><td>Brian Leung</td></tr>
<tr><td><span title='2019-09-04 13:02:27 +0200'>2019-09-04</span></td><td><a href='/guix/commit/tests/crate.scm?id=191668bc9759dc87a27b5f4d55d214cc655f197f'>import: crate: Correct interpretation of dual-licensing strings.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-09-04 13:02:27 +0200'>2019-09-04</span></td><td><a href='/guix/commit/tests/crate.scm?id=2791870d09afd247a011bc8cb6cf88661729bd98'>import: crate: Separate crates.io API from actual conversion.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-06-30 09:01:27 -0700'>2019-06-30</span></td><td><a href='/guix/commit/tests/crate.scm?id=022288ba53bd44c9311c6cffef5e8224a2e74598'>guix: import: crate: fix redundant inputs list nesting</a><span class='msg-avail'>...</span></td><td>Ivan Petkov</td></tr>
<tr><td><span title='2019-06-11 18:05:44 -0700'>2019-06-11</span></td><td><a href='/guix/commit/tests/crate.scm?id=5a9ef8a960706a55764f5bbc67ac83dd48516016'>import: crate: Define dependencies as arguments.</a><span class='msg-avail'>...</span></td><td>Ivan Petkov</td></tr>
<tr><td><span title='2018-09-04 17:25:11 +0200'>2018-09-04</span></td><td><a href='/guix/commit/tests/crate.scm?id=ca719424455465fca4b872c371daf2a46de88b33'>Switch to Guile-Gcrypt.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>