aboutsummaryrefslogtreecommitdiff
path: root/gnu/services/cuirass.scm
blob: fcbd5e08a5d6ae61251fefab251af9169721cfdd (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
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
;;; Copyright © 2016-2023 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2017, 2020 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 channels)
  #:use-module (guix gexp)
  #:use-module (guix records)
  #:use-module (guix store)
  #:use-module (guix utils)
  #:use-module (gnu packages admin)
  #:use-module (gnu packages ci)
  #:use-module (gnu packages databases)
  #:use-module (gnu packages version-control)
  #:use-module (gnu services)
  #:use-module (gnu services base)
  #:use-module (gnu services databases)
  #:use-module (gnu services shepherd)
  #:use-module (gnu services admin)
  #:use-module (gnu system shadow)
  #:use-module (srfi srfi-1)
  #:use-module (ice-9 match)
  #:export (cuirass-remote-server-configuration
            cuirass-remote-server-configuration?

            cuirass-configuration
            cuirass-configuration?
            cuirass-service-type

            cuirass-remote-worker-configuration
            cuirass-remote-worker-configuration?
            cuirass-remote-worker-service-type))

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

(define %cuirass-default-database
  "dbname=cuirass")

(define-record-type* <cuirass-remote-server-configuration>
  cuirass-remote-server-configuration make-cuirass-remote-server-configuration
  cuirass-remote-server-configuration?
  (backend-port     cuirass-remote-server-configuration-backend-port ;int
                    (default 5555))
  (log-port         cuirass-remote-server-configuration-log-port ;int
                    (default 5556))
  (publish-port     cuirass-remote-server-configuration-publish-port ;int
                    (default 5557))
  (log-file         cuirass-remote-server-log-file ;string
                    (default "/var/log/cuirass-remote-server.log"))
  (cache            cuirass-remote-server-configuration-cache ;string
                    (default "/var/cache/cuirass/remote/"))
  (log-expiry       cuirass-remote-server-configuration-log-expiry
                    (default (* 6 30 24 3600)))   ;6 months
  (publish?         cuirass-remote-server-configuration-publish? ;boolean
                    (default #t))
  (trigger-url      cuirass-remote-server-trigger-url ;string
                    (default #f))
  (public-key       cuirass-remote-server-configuration-public-key ;string
                    (default #f))
  (private-key      cuirass-remote-server-configuration-private-key ;string
                    (default #f)))

(define-record-type* <cuirass-configuration>
  cuirass-configuration make-cuirass-configuration
  cuirass-configuration?
  (cuirass          cuirass-configuration-cuirass ;file-like
                    (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"))
  (user             cuirass-configuration-user ;string
                    (default "cuirass"))
  (group            cuirass-configuration-group ;string
                    (default "cuirass"))
  (interval         cuirass-configuration-interval ;integer (seconds)
                    (default 60))
  (parameters       cuirass-configuration-parameters ;string
                    (default #f))
  (remote-server    cuirass-configuration-remote-server
                    (default #f))
  (database         cuirass-configuration-database ;string
                    (default %cuirass-default-database))
  (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))
  (extra-options    cuirass-configuration-extra-options
                    (default '())))

(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))
        (main-log-file    (cuirass-configuration-log-file config))
        (user             (cuirass-configuration-user config))
        (group            (cuirass-configuration-group config))
        (interval         (cuirass-configuration-interval config))
        (parameters       (cuirass-configuration-parameters config))
        (remote-server    (cuirass-configuration-remote-server config))
        (database         (cuirass-configuration-database 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))
        (extra-options    (cuirass-configuration-extra-options config)))
    `(,(shepherd-service
        (documentation "Run Cuirass.")
        (provision '(cuirass))
        (requirement '(guix-daemon postgres postgres-roles networking))
        (start #~(make-forkexec-constructor
                  (list (string-append #$cuirass "/bin/cuirass")
                        "register"
                        "--cache-directory" #$cache-directory
                        "--specifications"
                        #$(scheme-file "cuirass-specs.scm" specs)
                        "--database" #$database
                        "--interval" #$(number->string interval)
                        #$@(if parameters
                               (list (string-append
                                      "--parameters="
                                      parameters))
                               '())
                        #$@(if remote-server '("--build-remote") '())
                        #$@(if use-substitutes? '("--use-substitutes") '())
                        #$@(if one-shot? '("--one-shot") '())
                        #$@(if fallback? '("--fallback") '())
                        #$@extra-options)

                  #: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 #$main-log-file))
        (stop #~(make-kill-destructor)))
      ,(shepherd-service
        (documentation "Run Cuirass web interface.")
        (provision '(cuirass-web))
        (requirement '(cuirass))
        (start #~(make-forkexec-constructor
                  (list (string-append #$cuirass "/bin/cuirass")
                        "web"
                        "--database" #$database
                        "--listen" #$host
                        "--port" #$(number->string port)
                        #$@(if parameters
                               (list (string-append
                                      "--parameters="
                                      parameters))
                               '())
                        #$@extra-options)

                  #:user #$user
                  #:group #$group
                  #:log-file #$web-log-file))
        (stop #~(make-kill-destructor)))
      ,@(if remote-server
            (match-record remote-server <cuirass-remote-server-configuration>
              (backend-port publish-port log-file log-expiry cache publish?
                            trigger-url public-key private-key)
              (list
               (shepherd-service
                (documentation "Run Cuirass remote build server.")
                (provision '(cuirass-remote-server))
                (requirement '(avahi-daemon cuirass))
                (start #~(make-forkexec-constructor
                          (list (string-append #$cuirass "/bin/cuirass")
                                "remote-server"
                                (string-append "--database=" #$database)
                                (string-append "--cache=" #$cache)
                                (string-append "--user=" #$user)
                                (string-append "--log-expiry="
                                               #$(number->string log-expiry)
                                               "s")
                                #$@(if backend-port
                                       (list (string-append
                                              "--backend-port="
                                              (number->string backend-port)))
                                       '())
                                #$@(if publish-port
                                       (list (string-append
                                              "--publish-port="
                                              (number->string publish-port)))
                                       '())
                                #$@(if parameters
                                       (list (string-append
                                              "--parameters="
                                              parameters))
                                       '())
                                #$@(if trigger-url
                                       (list
                                        (string-append
                                         "--trigger-substitute-url="
                                         trigger-url))
                                       '())
                                #$@(if publish?
                                       '()
                                       (list "--no-publish"))
                                #$@(if public-key
                                       (list
                                        (string-append "--public-key="
                                                       public-key))
                                       '())
                                #$@(if private-key
                                       (list
                                        (string-append "--private-key="
                                                       private-key))
                                       '()))
                          #:log-file #$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-postgresql-role config)
  (let ((user (cuirass-configuration-user config)))
    (list (postgresql-role
           (name user)
           (create-database? #t)))))

(define (cuirass-activation config)
  "Return the activation code for CONFIG."
  (let* ((cache          (cuirass-configuration-cache-directory config))
         (remote-server  (cuirass-configuration-remote-server config))
         (remote-cache   (and remote-server
                              (cuirass-remote-server-configuration-cache
                               remote-server)))
         (user           (cuirass-configuration-user config))
         ;; RUNSTATEDIR contains the "bridge" Unix-domain socket that 'cuirass
         ;; web' connects to to communicate with 'cuirass register'.
         (runstatedir    "/var/run/cuirass")
         (log            "/var/log/cuirass")
         (profile        (string-append "/var/guix/profiles/per-user/" user))
         (roots          (string-append profile "/cuirass"))
         (group          (cuirass-configuration-group config)))
    (with-imported-modules '((guix build utils))
      #~(begin
          (use-modules (guix build utils))

          (mkdir-p #$cache)
          (mkdir-p #$log)
          (mkdir-p #$roots)
          (mkdir-p #$runstatedir)

          (when #$remote-cache
            (mkdir-p #$remote-cache))

          (let ((uid (passwd:uid (getpw #$user)))
                (gid (group:gid (getgr #$group))))
            (chown #$cache uid gid)
            (chown #$log uid gid)
            (chown #$roots uid gid)
            (chown #$profile uid gid)
            (chown #$runstatedir uid gid)
            (chmod #$runstatedir #o700)

            (when #$remote-cache
              (chown #$remote-cache uid gid)))))))

(define (cuirass-log-rotations config)
  "Return the list of log rotations that corresponds to CONFIG."
  (list (log-rotation
         (files (append (list (cuirass-configuration-log-file config)
                              (cuirass-configuration-web-log-file config))
                        (let ((server
                               (cuirass-configuration-remote-server config)))
                          (if server
                              (list (cuirass-remote-server-log-file server))
                              '()))))
         (frequency 'weekly)
         (options `("rotate 40"                   ;worth keeping
                    ,@%default-log-rotation-options)))))

(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)
     ;; Make sure postgresql and postgresql-role are instantiated.
     (service-extension postgresql-service-type (const #t))
     (service-extension postgresql-role-service-type
                        cuirass-postgresql-role)))
   (description
    "Run the Cuirass continuous integration service.")))

(define-record-type* <cuirass-remote-worker-configuration>
  cuirass-remote-worker-configuration make-cuirass-remote-worker-configuration
  cuirass-remote-worker-configuration?
  (cuirass          cuirass-remote-worker-configuration-cuirass ;file-like
                    (default cuirass))
  (workers          cuirass-remote-worker-workers ;int
                    (default 1))
  (server           cuirass-remote-worker-server ;string
                    (default #f))
  (systems          cuirass-remote-worker-systems ;list
                    (default (list (%current-system))))
  (log-file         cuirass-remote-worker-log-file ;string
                    (default "/var/log/cuirass-remote-worker.log"))
  (publish-port     cuirass-remote-worker-configuration-publish-port ;int
                    (default 5558))
  (substitute-urls  cuirass-remote-worker-configuration-substitute-urls
                    (default %default-substitute-urls)) ;list of strings
  (public-key       cuirass-remote-worker-configuration-public-key ;string
                    (default #f))
  (private-key      cuirass-remote-worker-configuration-private-key ;string
                    (default #f)))

(define (cuirass-remote-worker-shepherd-service config)
  "Return a <shepherd-service> for the Cuirass remote worker service with
CONFIG."
  (match-record config <cuirass-remote-worker-configuration>
    (cuirass workers server systems log-file publish-port
             substitute-urls public-key private-key)
    (list (shepherd-service
           (documentation "Run Cuirass remote build worker.")
           (provision '(cuirass-remote-worker))
           (requirement '(avahi-daemon guix-daemon networking))
           (start #~(make-forkexec-constructor
                     (list (string-append #$cuirass "/bin/cuirass")
                           "remote-worker"
                           (string-append "--workers="
                                          #$(number->string workers))
                           #$@(if server
                                  (list (string-append "--server=" server))
                                  '())
                           #$@(if systems
                                  (list (string-append
                                         "--systems="
                                         (string-join systems ",")))
                                  '())
                           #$@(if publish-port
                                  (list (string-append
                                         "--publish-port="
                                         (number->string publish-port)))
                                  '())
                           #$@(if substitute-urls
                                  (list (string-append
                                         "--substitute-urls="
                                         (string-join substitute-urls)))
                                  '())
                           #$@(if public-key
                                  (list
                                   (string-append "--public-key="
                                                  public-key))
                                  '())
                           #$@(if private-key
                                  (list
                                   (string-append "--private-key="
                                                  private-key))
                                  '()))
                    #:log-file #$log-file))
           (stop #~(make-kill-destructor))))))

(define (cuirass-remote-worker-log-rotations config)
  "Return the list of log rotations that corresponds to CONFIG."
  (list (log-rotation
         (files (list (cuirass-remote-worker-log-file config)))
         (frequency 'weekly)
         (options `("rotate 4"                    ;don't keep too many of them
                    ,@%default-log-rotation-options)))))

(define cuirass-remote-worker-service-type
  (service-type
   (name 'cuirass-remote-worker)
   (extensions
    (list (service-extension shepherd-root-service-type
                             cuirass-remote-worker-shepherd-service)
          (service-extension rottlog-service-type
                             cuirass-remote-worker-log-rotations)))
   (description
    "Run the Cuirass remote build worker service.")))