aboutsummaryrefslogtreecommitdiff
path: root/gnu/services/cuirass.scm
blob: 914a0d337f30e7109e6d9afcc27fce7ddd6bac4d (about) (plain)
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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
;;; Copyright © 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2018, 2019 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2018 Clément Lassieur <clement@lassieur.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 cuirass)
  #:use-module (guix gexp)
  #:use-module (guix records)
  #:use-module (gnu packages admin)
  #:autoload   (gnu packages ci) (cuirass)
  #:autoload   (gnu packages version-control) (git)
  #:use-module (gnu services)
  #:use-module (gnu services base)
  #:use-module (gnu services shepherd)
  #:use-module (gnu services admin)
  #:use-module (gnu system shadow)
  #:export (<cuirass-configuration>
            cuirass-configuration
            cuirass-configuration?

            cuirass-service-type))

;;;; Commentary:
;;;
;;; This module implements a service that to run instances of Cuirass, a
;;; continuous integration tool.
;;;
;;;; Code:

(define-record-type* <cuirass-configuration>
  cuirass-configuration make-cuirass-configuration
  cuirass-configuration?
  (cuirass          cuirass-configuration-cuirass ;package
                    (default cuirass))
  (log-file         cuirass-configuration-log-file ;string
                    (default "/var/log/cuirass.log"))
  (web-log-file     cuirass-configuration-web-log-file ;string
                    (default "/var/log/cuirass-web.log"))
  (cache-directory  cuirass-configuration-cache-directory ;string (dir-name)
                    (default "/var/cache/cuirass"))
  (ttl              cuirass-configuration-ttl     ;integer
                    (default (* 30 24 3600)))
  (user             cuirass-configuration-user ;string
                    (default "cuirass"))
  (group            cuirass-configuration-group ;string
                    (default "cuirass"))
  (interval         cuirass-configuration-interval ;integer (seconds)
                    (default 60))
  (database         cuirass-configuration-database ;string (file-name)
                    (default "/var/lib/cuirass/cuirass.db"))
  (port             cuirass-configuration-port ;integer (port)
                    (default 8081))
  (host             cuirass-configuration-host ;string
                    (default "localhost"))
  (specifications   cuirass-configuration-specifications)
                                  ;gexp that evaluates to specification-alist
  (use-substitutes? cuirass-configuration-use-substitutes? ;boolean
                    (default #f))
  (one-shot?        cuirass-configuration-one-shot? ;boolean
                    (default #f))
  (fallback?        cuirass-configuration-fallback? ;boolean
                    (default #f)))

(define (cuirass-shepherd-service config)
  "Return a <shepherd-service> for the Cuirass service with CONFIG."
  (let ((cuirass          (cuirass-configuration-cuirass config))
        (cache-directory  (cuirass-configuration-cache-directory config))
        (web-log-file     (cuirass-configuration-web-log-file config))
        (log-file         (cuirass-configuration-log-file config))
        (user             (cuirass-configuration-user config))
        (group            (cuirass-configuration-group config))
        (interval         (cuirass-configuration-interval config))
        (database         (cuirass-configuration-database config))
        (ttl              (cuirass-configuration-ttl config))
        (port             (cuirass-configuration-port config))
        (host             (cuirass-configuration-host config))
        (specs            (cuirass-configuration-specifications config))
        (use-substitutes? (cuirass-configuration-use-substitutes? config))
        (one-shot?        (cuirass-configuration-one-shot? config))
        (fallback?        (cuirass-configuration-fallback? config)))
    (list (shepherd-service
           (documentation "Run Cuirass.")
           (provision '(cuirass))
           (requirement '(guix-daemon networking))
           (start #~(make-forkexec-constructor
                     (list (string-append #$cuirass "/bin/cuirass")
                           "--cache-directory" #$cache-directory
                           "--specifications"
                           #$(scheme-file "cuirass-specs.scm" specs)
                           "--database" #$database
                           "--ttl" #$(string-append (number->string ttl) "s")
                           "--interval" #$(number->string interval)
                           #$@(if use-substitutes? '("--use-substitutes") '())
                           #$@(if one-shot? '("--one-shot") '())
                           #$@(if fallback? '("--fallback") '()))

                     #:environment-variables
                     (list "GIT_SSL_CAINFO=/etc/ssl/certs/ca-certificates.crt"
                           (string-append "GIT_EXEC_PATH=" #$git
                                          "/libexec/git-core"))

                     #:user #$user
                     #:group #$group
                     #:log-file #$log-file))
           (stop #~(make-kill-destructor)))
          (shepherd-service
           (documentation "Run Cuirass web interface.")
           (provision '(cuirass-web))
           (requirement '(guix-daemon networking))
           (start #~(make-forkexec-constructor
                     (list (string-append #$cuirass "/bin/cuirass")
                           "--cache-directory" #$cache-directory
                           "--specifications"
                           #$(scheme-file "cuirass-specs.scm" specs)
                           "--database" #$database
                           "--ttl" #$(string-append (number->string ttl) "s")
                           "--web"
                           "--port" #$(number->string port)
                           "--listen" #$host
                           "--interval" #$(number->string interval)
                           #$@(if use-substitutes? '("--use-substitutes") '())
                           #$@(if fallback? '("--fallback") '()))

                     #:user #$user
                     #:group #$group
                     #:log-file #$web-log-file))
           (stop #~(make-kill-destructor))))))

(define (cuirass-account config)
  "Return the user accounts and user groups for CONFIG."
  (let ((cuirass-user  (cuirass-configuration-user config))
        (cuirass-group (cuirass-configuration-group config)))
    (list (user-group
           (name cuirass-group)
           (system? #t))
          (user-account
           (name cuirass-user)
           (group cuirass-group)
           (system? #t)
           (comment "Cuirass privilege separation user")
           (home-directory (string-append "/var/lib/" cuirass-user))
           (shell (file-append shadow "/sbin/nologin"))))))

(define (cuirass-activation config)
  "Return the activation code for CONFIG."
  (let ((cache (cuirass-configuration-cache-directory config))
        (db    (dirname (cuirass-configuration-database config)))
        (user  (cuirass-configuration-user config))
        (group (cuirass-configuration-group config)))
    (with-imported-modules '((guix build utils))
      #~(begin
          (use-modules (guix build utils))

          (mkdir-p #$cache)
          (mkdir-p #$db)

          (let ((uid (passwd:uid (getpw #$user)))
                (gid (group:gid (getgr #$group))))
            (chown #$cache uid gid)
            (chown #$db uid gid))))))

(define (cuirass-log-rotations config)
  "Return the list of log rotations that corresponds to CONFIG."
  (list (log-rotation
         (files (list (cuirass-configuration-log-file config)))
         (frequency 'weekly)
         (options '("rotate 40")))))              ;worth keeping

(define cuirass-service-type
  (service-type
   (name 'cuirass)
   (extensions
    (list
     (service-extension profile-service-type      ;for 'info cuirass'
                        (compose list cuirass-configuration-cuirass))
     (service-extension rottlog-service-type cuirass-log-rotations)
     (service-extension activation-service-type cuirass-activation)
     (service-extension shepherd-root-service-type cuirass-shepherd-service)
     (service-extension account-service-type cuirass-account)))
   (description
    "Run the Cuirass continuous integration service.")))