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1 | ;;; GNU Guix --- Functional package management for GNU |
2 | ;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org> | |
463995da | 3 | ;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org> |
a7cf4eb6 ML |
4 | ;;; |
5 | ;;; This file is part of GNU Guix. | |
6 | ;;; | |
7 | ;;; GNU Guix is free software: you can redistribute it and/or modify | |
8 | ;;; it under the terms of the GNU General Public License as published by | |
9 | ;;; the Free Software Foundation, either version 3 of the License, or | |
10 | ;;; (at your option) any later version. | |
11 | ;;; | |
12 | ;;; GNU Guix is distributed in the hope that it will be useful, | |
13 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | ;;; GNU General Public License for more details. | |
16 | ;;; | |
17 | ;;; You should have received a copy of the GNU General Public License | |
18 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
19 | ||
20 | (define-module (gnu services cuirass) | |
21 | #:use-module (guix gexp) | |
22 | #:use-module (guix records) | |
23 | #:use-module (gnu packages admin) | |
24 | #:autoload (gnu packages ci) (cuirass) | |
25 | #:use-module (gnu services) | |
26 | #:use-module (gnu services base) | |
27 | #:use-module (gnu services shepherd) | |
28 | #:use-module (gnu system shadow) | |
29 | #:export (<cuirass-configuration> | |
30 | cuirass-configuration | |
31 | cuirass-configuration? | |
32 | ||
33 | cuirass-service-type | |
34 | cuirass-service)) | |
35 | ||
36 | ;;;; Commentary: | |
37 | ;;; | |
38 | ;;; This module implements a service that to run instances of Cuirass, a | |
39 | ;;; continuous integration tool. | |
40 | ;;; | |
41 | ;;;; Code: | |
42 | ||
43 | (define-record-type* <cuirass-configuration> | |
44 | cuirass-configuration make-cuirass-configuration | |
45 | cuirass-configuration? | |
b17e326f LC |
46 | (log-file cuirass-configuration-log-file ;string |
47 | (default "/var/log/cuirass.log")) | |
a7cf4eb6 | 48 | (cache-directory cuirass-configuration-cache-directory ;string (dir-name) |
463995da | 49 | (default "/var/cache/cuirass")) |
a7cf4eb6 ML |
50 | (user cuirass-configuration-user ;string |
51 | (default "cuirass")) | |
52 | (group cuirass-configuration-group ;string | |
53 | (default "cuirass")) | |
54 | (interval cuirass-configuration-interval ;integer (seconds) | |
55 | (default 60)) | |
56 | (database cuirass-configuration-database ;string (file-name) | |
57 | (default "/var/run/cuirass/cuirass.db")) | |
57aa94bd ML |
58 | (specifications cuirass-configuration-specifications ;specification-alist |
59 | (default '())) | |
a7cf4eb6 ML |
60 | (use-substitutes? cuirass-configuration-use-substitutes? ;boolean |
61 | (default #f)) | |
62 | (one-shot? cuirass-configuration-one-shot? ;boolean | |
63 | (default #f))) | |
64 | ||
65 | (define (cuirass-shepherd-service config) | |
66 | "Return a <shepherd-service> for the Cuirass service with CONFIG." | |
67 | (and | |
68 | (cuirass-configuration? config) | |
69 | (let ((cache-directory (cuirass-configuration-cache-directory config)) | |
b17e326f | 70 | (log-file (cuirass-configuration-log-file config)) |
831071b8 LC |
71 | (user (cuirass-configuration-user config)) |
72 | (group (cuirass-configuration-group config)) | |
a7cf4eb6 ML |
73 | (interval (cuirass-configuration-interval config)) |
74 | (database (cuirass-configuration-database config)) | |
57aa94bd | 75 | (specs (cuirass-configuration-specifications config)) |
a7cf4eb6 ML |
76 | (use-substitutes? (cuirass-configuration-use-substitutes? config)) |
77 | (one-shot? (cuirass-configuration-one-shot? config))) | |
78 | (list (shepherd-service | |
79 | (documentation "Run Cuirass.") | |
80 | (provision '(cuirass)) | |
81 | (requirement '(guix-daemon)) | |
82 | (start #~(make-forkexec-constructor | |
83 | (list (string-append #$cuirass "/bin/cuirass") | |
463995da | 84 | "--cache-directory" #$cache-directory |
57aa94bd | 85 | #$@(if (null? specs) |
a7cf4eb6 | 86 | '() |
57aa94bd ML |
87 | (let ((str (format #f "'~S" specs))) |
88 | (list "--specifications" | |
89 | (plain-file "specs.scm" str)))) | |
a7cf4eb6 ML |
90 | "--database" #$database |
91 | "--interval" #$(number->string interval) | |
92 | #$@(if use-substitutes? '("--use-substitutes") '()) | |
b17e326f | 93 | #$@(if one-shot? '("--one-shot") '())) |
831071b8 LC |
94 | #:user #$user |
95 | #:group #$group | |
b17e326f | 96 | #:log-file #$log-file)) |
a7cf4eb6 ML |
97 | (stop #~(make-kill-destructor))))))) |
98 | ||
99 | (define (cuirass-account config) | |
100 | "Return the user accounts and user groups for CONFIG." | |
101 | (let ((cuirass-user (cuirass-configuration-user config)) | |
102 | (cuirass-group (cuirass-configuration-group config))) | |
103 | (list (user-group | |
104 | (name cuirass-group) | |
105 | (system? #t)) | |
106 | (user-account | |
107 | (name cuirass-user) | |
108 | (group cuirass-group) | |
109 | (system? #t) | |
110 | (comment "Cuirass privilege separation user") | |
111 | (home-directory (string-append "/var/run/" cuirass-user)) | |
112 | (shell #~(string-append #$shadow "/sbin/nologin")))))) | |
113 | ||
463995da LC |
114 | (define (cuirass-activation config) |
115 | "Return the activation code for CONFIG." | |
116 | (let ((cache (cuirass-configuration-cache-directory config)) | |
117 | (user (cuirass-configuration-user config)) | |
118 | (group (cuirass-configuration-group config))) | |
119 | (with-imported-modules '((guix build utils)) | |
120 | #~(begin | |
121 | (use-modules (guix build utils)) | |
122 | ||
123 | (mkdir-p #$cache) | |
124 | ||
125 | (let ((uid (passwd:uid (getpw #$user))) | |
126 | (gid (group:gid (getgr #$group)))) | |
127 | (chown #$cache uid gid)))))) | |
128 | ||
a7cf4eb6 ML |
129 | (define cuirass-service-type |
130 | (service-type | |
131 | (name 'cuirass) | |
132 | (extensions | |
133 | (list | |
463995da | 134 | (service-extension activation-service-type cuirass-activation) |
a7cf4eb6 ML |
135 | (service-extension shepherd-root-service-type cuirass-shepherd-service) |
136 | (service-extension account-service-type cuirass-account))))) | |
137 | ||
138 | (define* (cuirass-service #:key (config (cuirass-configuration))) | |
139 | "Return a service that runs cuirass according to CONFIG." | |
140 | (service cuirass-service-type config)) |