1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 David Thompson <davet@gnu.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 web)
#:use-module (gnu services)
#:use-module (gnu system shadow)
#:use-module (gnu packages admin)
#:use-module (gnu packages web)
#:use-module (guix records)
#:use-module (guix monads)
#:use-module (guix store)
#:use-module (guix gexp)
#:export (nginx-service))
;;; Commentary:
;;;
;;; Web services.
;;;
;;; Code:
(define %default-nginx-config
(text-file* "nginx.conf"
"user nginx nginx;\n"
"pid /var/run/nginx/pid;\n"
"error_log /var/log/nginx/error.log info;\n"
"http {\n"
" access_log /var/log/nginx/access.log;\n"
" root /var/www;\n"
" server {}\n"
"}\n"
"events {}\n"))
(define* (nginx-service #:key (nginx nginx)
(config-file %default-nginx-config)
(log-directory "/var/log/nginx")
(run-directory "/var/run/nginx"))
"Return a service that runs NGINX, the nginx web server.
The nginx daemon loads its runtime configuration from CONFIG-FIGLE, stores log
files in LOG-DIRECTORY, and stores temporary runtime files in RUN-DIRECTORY."
(define nginx* #~(string-append #$nginx "/sbin/nginx"))
(define start-script
(mlet %store-monad ((config-file config-file))
(gexp->script "start-nginx"
#~(system* #$nginx* "-c" #$config-file
"-p" #$run-directory))))
(define stop-script
(mlet %store-monad ((config-file config-file))
(gexp->script "stop-nginx"
#~(system* #$nginx* "-c" #$config-file
"-p" #$run-directory "-s" "stop"))))
(define activate
(mlet %store-monad ((config-file config-file))
(return
#~(begin
(use-modules (guix build utils))
(format #t "creating nginx log directory '~a'~%" #$log-directory)
(mkdir-p #$log-directory)
(format #t "creating nginx run directory '~a'~%" #$run-directory)
(mkdir-p #$run-directory)
;; Check configuration file syntax.
(system* #$nginx* "-c" #$config-file "-t")))))
(mlet %store-monad ((start-script start-script)
(stop-script stop-script)
(activate activate))
(return
(service
(provision '(nginx))
(documentation "Run the nginx daemon.")
(requirement '(user-processes loopback))
(start #~(lambda _
(zero? (status:exit-val (system* #$start-script)))))
(stop #~(lambda _
(zero? (status:exit-val (system* #$stop-script)))))
(activate activate)
(user-groups (list (user-group
(name "nginx")
(system? #t))))
(user-accounts (list (user-account
(name "nginx")
(group "nginx")
(system? #t)
(comment "nginx server user")
(home-directory "/var/empty")
(shell
#~(string-append #$shadow "/sbin/nologin")))))))))
|