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guix/gnu/services/certbot.scm

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;;; GNU Guix --- Functional package management for GNU
mailmap: Update entries for Nikita. * .mailmap: change email and name for Nikita. * Makefile.am, doc/guix.texi, etc/completion/fish/guix.fish, gnu/packages/accessibility.scm, gnu/packages/admin.scm, gnu/packages/audio.scm, gnu/packages/autotools.scm, gnu/packages/cdrom.scm, gnu/packages/check.scm, gnu/packages/cinnamon.scm, gnu/packages/compression.scm, gnu/packages/crypto.scm, gnu/packages/databases.scm, gnu/packages/django.scm, gnu/packages/dns.scm, gnu/packages/elixir.scm, gnu/packages/emacs-xyz.scm, gnu/packages/emacs.scm, gnu/packages/enlightenment.scm, gnu/packages/erlang.scm, gnu/packages/fonts.scm, gnu/packages/fontutils.scm, gnu/packages/forth.scm, gnu/packages/fvwm.scm, gnu/packages/games.scm, gnu/packages/gl.scm, gnu/packages/gnome.scm, gnu/packages/gnunet.scm, gnu/packages/gnupg.scm, gnu/packages/gtk.scm, gnu/packages/guile-wm.scm, gnu/packages/guile-xyz.scm, gnu/packages/haskell-apps.scm, gnu/packages/haskell-check.scm, gnu/packages/haskell-crypto.scm, gnu/packages/haskell-xyz.scm, gnu/packages/haskell.scm, gnu/packages/image-viewers.scm, gnu/packages/image.scm, gnu/packages/irc.scm, gnu/packages/language.scm, gnu/packages/libcanberra.scm, gnu/packages/linux.scm, gnu/packages/lisp-xyz.scm, gnu/packages/lisp.scm, gnu/packages/lolcode.scm, gnu/packages/lxde.scm, gnu/packages/lxqt.scm, gnu/packages/mail.scm, gnu/packages/markup.scm, gnu/packages/mate.scm, gnu/packages/maths.scm, gnu/packages/mc.scm, gnu/packages/messaging.scm, gnu/packages/music.scm, gnu/packages/ncurses.scm, gnu/packages/networking.scm, gnu/packages/nickle.scm, gnu/packages/openbox.scm, gnu/packages/pdf.scm, gnu/packages/perl-check.scm, gnu/packages/perl.scm, gnu/packages/python-compression.scm, gnu/packages/python-crypto.scm, gnu/packages/python-web.scm, gnu/packages/python-xyz.scm, gnu/packages/python.scm, gnu/packages/qt.scm, gnu/packages/ruby.scm, gnu/packages/rust.scm, gnu/packages/scheme.scm, gnu/packages/serialization.scm, gnu/packages/shells.scm, gnu/packages/ssh.scm, gnu/packages/suckless.scm, gnu/packages/tbb.scm, gnu/packages/telephony.scm, gnu/packages/text-editors.scm, gnu/packages/textutils.scm, gnu/packages/time.scm, gnu/packages/tls.scm, gnu/packages/tor.scm, gnu/packages/version-control.scm, gnu/packages/video.scm, gnu/packages/vim.scm, gnu/packages/web.scm, gnu/packages/wm.scm, gnu/packages/xdisorg.scm, gnu/packages/xfce.scm, gnu/packages/xml.scm, gnu/packages/xorg.scm, gnu/services/certbot.scm, gnu/services/desktop.scm, gnu/services/version-control.scm, gnu/services/web.scm, guix/import/hackage.scm, guix/licenses.scm: Likewise. Signed-off-by: Efraim Flashner <efraim@flashner.co.il>
2020-05-11 11:05:45 +00:00
;;; Copyright © 2016 Nikita <nikita@n0.is>
;;; Copyright © 2016 Sou Bunnbu <iyzsong@member.fsf.org>
;;; Copyright © 2017, 2018 Clément Lassieur <clement@lassieur.org>
;;; Copyright © 2019 Julien Lepiller <julien@lepiller.eu>
;;; Copyright © 2020 Jack Hill <jackhill@jackhill.us>
;;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2021 Raghav Gururajan <rg@raghavgururajan.name>
;;;
;;; 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 certbot)
#:use-module (gnu services)
#:use-module (gnu services base)
#:use-module (gnu services shepherd)
#:use-module (gnu services mcron)
#:use-module (gnu services web)
#:use-module (gnu system shadow)
#:use-module (gnu packages tls)
#:use-module (guix i18n)
#:use-module (guix records)
#:use-module (guix gexp)
#:use-module (srfi srfi-1)
#:use-module (ice-9 match)
#:export (certbot-service-type
certbot-configuration
certbot-configuration?
certificate-configuration))
;;; Commentary:
;;;
;;; Automatically obtaining TLS certificates from Let's Encrypt.
;;;
;;; Code:
(define-record-type* <certificate-configuration>
certificate-configuration make-certificate-configuration
certificate-configuration?
(name certificate-configuration-name
(default #f))
(domains certificate-configuration-domains
(default '()))
(challenge certificate-configuration-challenge
(default #f))
(csr certificate-configuration-csr
(default #f))
(authentication-hook certificate-authentication-hook
(default #f))
(cleanup-hook certificate-cleanup-hook
(default #f))
(deploy-hook certificate-configuration-deploy-hook
(default #f)))
(define-record-type* <certbot-configuration>
certbot-configuration make-certbot-configuration
certbot-configuration?
(package certbot-configuration-package
(default certbot))
(webroot certbot-configuration-webroot
(default "/var/www"))
(certificates certbot-configuration-certificates
(default '()))
(email certbot-configuration-email
(default #f))
(server certbot-configuration-server
(default #f))
(rsa-key-size certbot-configuration-rsa-key-size
(default #f))
(default-location certbot-configuration-default-location
(default
(nginx-location-configuration
(uri "/")
(body
(list "return 301 https://$host$request_uri;"))))))
(define certbot-command
(match-lambda
(($ <certbot-configuration> package webroot certificates email
server rsa-key-size default-location)
(let* ((certbot (file-append package "/bin/certbot"))
(rsa-key-size (and rsa-key-size (number->string rsa-key-size)))
(commands
(map
(match-lambda
(($ <certificate-configuration> custom-name domains challenge
csr authentication-hook
cleanup-hook deploy-hook)
(let ((name (or custom-name (car domains))))
(if challenge
(append
(list name certbot "certonly" "-n" "--agree-tos"
"--manual"
(string-append "--preferred-challenges=" challenge)
"--cert-name" name
"--manual-public-ip-logging-ok"
"-d" (string-join domains ","))
(if csr `("--csr" ,csr) '())
(if email
`("--email" ,email)
'("--register-unsafely-without-email"))
(if server `("--server" ,server) '())
(if rsa-key-size `("--rsa-key-size" ,rsa-key-size) '())
(if authentication-hook
`("--manual-auth-hook" ,authentication-hook)
'())
(if cleanup-hook `("--manual-cleanup-hook" ,cleanup-hook) '())
(if deploy-hook `("--deploy-hook" ,deploy-hook) '()))
(append
(list name certbot "certonly" "-n" "--agree-tos"
"--webroot" "-w" webroot
"--cert-name" name
"-d" (string-join domains ","))
(if csr `("--csr" ,csr) '())
(if email
`("--email" ,email)
'("--register-unsafely-without-email"))
(if server `("--server" ,server) '())
(if rsa-key-size `("--rsa-key-size" ,rsa-key-size) '())
(if deploy-hook `("--deploy-hook" ,deploy-hook) '()))))))
certificates)))
(program-file
"certbot-command"
#~(begin
(use-modules (ice-9 match))
(let ((code 0))
(for-each
(match-lambda
((name . command)
(begin
(format #t "Acquiring or renewing certificate: ~a~%" name)
(set! code (or (apply system* command) code)))))
'#$commands) code)))))))
(define (certbot-renewal-jobs config)
(list
;; Attempt to renew the certificates twice per day, at a random minute
;; within the hour. See https://certbot.eff.org/all-instructions/.
#~(job '(next-minute-from (next-hour '(0 12)) (list (random 60)))
#$(certbot-command config))))
(define (certbot-activation config)
(let* ((certbot-directory "/var/lib/certbot")
(script (in-vicinity certbot-directory "renew-certificates"))
(message (format #f (G_ "~a may need to be run~%") script)))
(match config
(($ <certbot-configuration> package webroot certificates email
server rsa-key-size default-location)
(with-imported-modules '((guix build utils))
#~(begin
(use-modules (guix build utils))
(mkdir-p #$webroot)
(mkdir-p #$certbot-directory)
(copy-file #$(certbot-command config) #$script)
(display #$message)))))))
(define certbot-nginx-server-configurations
(match-lambda
(($ <certbot-configuration> package webroot certificates email
server rsa-key-size default-location)
(list
(nginx-server-configuration
(listen '("80" "[::]:80"))
(ssl-certificate #f)
(ssl-certificate-key #f)
(server-name
(apply append (map certificate-configuration-domains certificates)))
(locations
(filter identity
(list
(nginx-location-configuration
(uri "/.well-known")
(body (list (list "root " webroot ";"))))
default-location))))))))
(define certbot-service-type
(service-type (name 'certbot)
(extensions
(list (service-extension nginx-service-type
certbot-nginx-server-configurations)
(service-extension activation-service-type
certbot-activation)
(service-extension mcron-service-type
certbot-renewal-jobs)))
(compose concatenate)
(extend (lambda (config additional-certificates)
(certbot-configuration
(inherit config)
(certificates
(append
(certbot-configuration-certificates config)
additional-certificates)))))
(description
"Automatically renew @url{https://letsencrypt.org, Let's
Encrypt} HTTPS certificates by adjusting the nginx web server configuration
and periodically invoking @command{certbot}.")))