* gnu/services/admin.scm (rottlog-service-type)[default-value]: New field. * gnu/services/base.scm (guix-service-type)[default-value]: New field. (guix-publish-service-type)[default-value]: New field. * gnu/services/cups.scm (cups-service-type)[default-value]: New field. * gnu/services/dict.scm (dicod-service-type)[default-value]: New field. * gnu/services/mcron.scm (mcron-service-type)[default-value]: New field. * gnu/services/networking.scm (<tor-configuration>)[config-file]: Add default value. (tor-service-type)[default-value]: New field. (<bitlbee-configuration>)[interface, port, extra-settings]: Add default values. (bitlbee-service-type)[default-value]: New field. (wpa-supplicant-service-type)[default-value]: New field. (tlp-service-type)[default-value]: New field. (openssh-service-type)[default-value]: New field. * doc/guix.texi (Base Services, Log Rotation) (Networking Services, Printing Services): (Power management Services): Adjust examples accordingly.
		
			
				
	
	
		
			116 lines
		
	
	
	
		
			4.4 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
	
		
			4.4 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
| ;;; GNU Guix --- Functional package management for GNU
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| ;;; Copyright © 2016, 2017 Ludovic Courtès <ludo@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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| 
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| (define-module (gnu services mcron)
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|   #:use-module (gnu services)
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|   #:use-module (gnu services base)
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|   #:use-module (gnu services shepherd)
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|   #:autoload   (gnu packages guile) (mcron2)
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|   #:use-module (guix records)
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|   #:use-module (guix gexp)
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|   #:use-module (srfi srfi-1)
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|   #:use-module (ice-9 match)
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|   #:use-module (ice-9 vlist)
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|   #:export (mcron-configuration
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|             mcron-configuration?
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|             mcron-configuration-mcron
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|             mcron-configuration-jobs
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| 
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|             mcron-service-type
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|             mcron-service))
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| 
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| ;;; Commentary:
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| ;;;
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| ;;; This module implements a service that to run instances of GNU mcron, a
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| ;;; periodic job execution daemon.  Example of a service:
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| ;;
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| ;;  (service mcron-service-type
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| ;;           (mcron-configuration
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| ;;            (jobs (list #~(job next-second-from
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| ;;                               (lambda ()
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| ;;                                 (call-with-output-file "/dev/console"
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| ;;                                   (lambda (port)
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| ;;                                     (display "hello!\n" port)))))))))
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| ;;;
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| ;;; Code:
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| 
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| (define-record-type* <mcron-configuration> mcron-configuration
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|   make-mcron-configuration
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|   mcron-configuration?
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|   (mcron             mcron-configuration-mcron    ;package
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|                      (default mcron2))
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|   (jobs              mcron-configuration-jobs     ;list of <mcron-job>
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|                      (default '())))
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| 
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| (define (job-file job)
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|   (scheme-file "mcron-job" job))
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| 
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| (define mcron-shepherd-services
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|   (match-lambda
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|     (($ <mcron-configuration> mcron ())           ;nothing to do!
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|      '())
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|     (($ <mcron-configuration> mcron jobs)
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|      (list (shepherd-service
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|             (provision '(mcron))
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|             (requirement '(user-processes))
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|             (modules `((srfi srfi-1)
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|                        (srfi srfi-26)
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|                        ,@%default-modules))
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|             (start #~(make-forkexec-constructor
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|                       (list (string-append #$mcron "/bin/mcron")
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|                             #$@(map job-file jobs))
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| 
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|                       ;; Disable auto-compilation of the job files and set a
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|                       ;; sane value for 'PATH'.
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|                       #:environment-variables
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|                       (cons* "GUILE_AUTO_COMPILE=0"
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|                              "PATH=/run/current-system/profile/bin"
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|                              (remove (cut string-prefix? "PATH=" <>)
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|                                      (environ)))))
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|             (stop #~(make-kill-destructor)))))))
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| 
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| (define mcron-service-type
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|   (service-type (name 'mcron)
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|                 (extensions
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|                  (list (service-extension shepherd-root-service-type
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|                                           mcron-shepherd-services)
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|                        (service-extension profile-service-type
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|                                           (compose list
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|                                                    mcron-configuration-mcron))))
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|                 (compose concatenate)
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|                 (extend (lambda (config jobs)
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|                           (mcron-configuration
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|                            (inherit config)
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|                            (jobs (append (mcron-configuration-jobs config)
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|                                          jobs)))))
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|                 (default-value (mcron-configuration)))) ;empty job list
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| 
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| (define* (mcron-service jobs #:optional (mcron mcron2))
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|   "Return an mcron service running @var{mcron} that schedules @var{jobs}, a
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| list of gexps denoting mcron job specifications.
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| 
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| This is a shorthand for:
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| @example
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|   (service mcron-service-type
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|            (mcron-configuration (mcron mcron) (jobs jobs)))
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| @end example
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| "
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|   (service mcron-service-type
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|            (mcron-configuration (mcron mcron) (jobs jobs))))
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| 
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| ;;; mcron.scm ends here
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