summaryrefslogtreecommitdiff
path: root/bin/cuirass.in
blob: d0cd84a58bbd04ad3954b9d7c5d8a440c300cf1c (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
#!/bin/sh
# -*- scheme -*-
exec ${GUILE:-@GUILE@} --no-auto-compile -e main -s "$0" "$@"
!#
;;; cuirass -- continuous integration tool
;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
;;;
;;; This file is part of Cuirass.
;;;
;;; Cuirass 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.
;;;
;;; Cuirass 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 Cuirass.  If not, see <http://www.gnu.org/licenses/>.

(use-modules (cuirass base)
             (cuirass config)
             (cuirass database)
             (cuirass ui)
             (cuirass utils)
             (guix derivations)
             (guix store)
             (ice-9 getopt-long)
             (ice-9 popen))

(define (show-help)
  (format #t "Usage: ~a [OPTIONS] SPECFILE~%" (%program-name))
  (display "Run build jobs from SPECFILE.

      --one-shot            Evaluate and build jobs only once
      --cache-directory=DIR Use DIR for storing repository data
  -D  --database=DB         Use DB to store build results.
  -I, --interval=N          Wait N seconds between each evaluation
  -V, --version             Display version
  -h, --help                Display this help message")
  (newline)
  (show-package-information))

(define %options
  '((one-shot                   (value #f))
    (cache-directory            (value #t))
    (database (single-char #\D) (value #t))
    (interval (single-char #\I) (value #t))
    (version  (single-char #\V) (value #f))
    (help     (single-char #\h) (value #f))))

(define (fetch-repository spec)
  "Get the latest version of repository specified in SPEC.  Clone repository
if required."
  (let ((cachedir (%package-cachedir)))
    (or (file-exists? cachedir) (mkdir cachedir))
    (with-directory-excursion cachedir
      (let ((name   (assq-ref spec #:name))
            (url    (assq-ref spec #:url))
            (branch (assq-ref spec #:branch))
            (commit (assq-ref spec #:commit))
            (tag    (assq-ref spec #:tag)))
        (or (file-exists? name) (system* "git" "clone" url name))
        (with-directory-excursion name
          (and (zero? (system* "git" "fetch"))
               (zero? (system* "git" "reset" "--hard"
                               (or tag
                                   commit
                                   (string-append "origin/" branch))))))))))

(define (compile dir)
  ;; Required for fetching Guix bootstrap tarballs.
  "Compile files in repository in directory DIR."
  (with-directory-excursion dir
    (or (file-exists? "configure") (system* "./bootstrap"))
    (or (file-exists? "Makefile")
        (system* "./configure" "--localstatedir=/var"))
    (zero? (system* "make" "-j" (number->string (current-processor-count))))))

(define (evaluate store db spec)
  "Evaluate and build package derivations.  Return a job alist."
  (let* ((port (open-pipe* OPEN_READ
                           "evaluate"
                           (string-append (%package-cachedir) "/"
                                          (assq-ref spec #:name) "/"
                                          (assq-ref spec #:load-path))
                           (%package-cachedir)
                           (string-append "'" (object->string spec))))
         (jobs (read port)))
    (close-pipe port)
    ;; Keep track of SPEC id in the returned jobs.
    (let ((spec-id (assq-ref spec #:id)))
      (map (λ (job) (acons #:spec-id spec-id job))
           jobs))))

(define (build-packages store db jobs)
  "Build JOBS which is a list of <job> objects."
  (map (λ (job)
         (let ((log-port (tmpfile))
               (name     (assq-ref job #:job-name))
               (drv      (assq-ref job #:derivation)))
           (setvbuf log-port _IOLBF)
           (format #t "building ~A...~%" drv)
           (parameterize ((current-build-output-port log-port))
             (build-derivations store (list drv))
             ;; XXX: 'Builds' database table is not implemented yet.
             ;; (db-add-build-log db job log-port)
             (close-port log-port))
           (format #t "~A~%" (derivation-path->output-path drv))))
       jobs))

(define (process-specs db jobspecs)
  "Evaluate and build JOBSPECS and store results in DB."
  (for-each (λ (spec)
              (fetch-repository spec)
              (compile (string-append (%package-cachedir) "/"
                                      (assq-ref spec #:name)))
              (with-store store
                (let* ((id    (db-add-specification db spec))
                       (spec* (acons #:id id spec))
                       (jobs  (evaluate store db spec*)))
                  (db-add-evaluation db jobs)
                  (set-build-options store #:use-substitutes? #f)
                  (build-packages store db jobs))))
            jobspecs))


;;;
;;; Entry point.
;;;

(define* (main #:optional (args (command-line)))
  (let* ((opts     (getopt-long args %options))
         (specfile (option-ref opts '() '())))
    (parameterize
        ((%program-name     (car args))
         (%package-database (option-ref opts 'database (%package-database)))
         (%package-cachedir
          (option-ref opts 'cache-directory (%package-cachedir))))
      (cond
       ((option-ref opts 'help #f)
        (show-help)
        (exit 0))
       ((option-ref opts 'version #f)
        (show-version)
        (exit 0))
       ((null? specfile)
        (display "You must provide a specification file as argument.")
        (newline)
        (exit 1))
       (else
        (let ((one-shot? (option-ref opts 'one-shot #f))
              (interval  (string->number (option-ref opts 'interval "60")))
              (specs     (save-module-excursion
                          (λ ()
                            (set-current-module (make-user-module))
                            (primitive-load (car specfile))))))
          (with-database db
            (if one-shot?
                (process-specs db specs)
                (while #t
                  (process-specs db specs)
                  (sleep interval))))))))))