aboutsummaryrefslogtreecommitdiff
path: root/build-aux/hydra/gnu-system.scm
blob: cfef7dc42581742a9bc0852cc7c84691d1d36287 (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
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
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@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/>.

;;;
;;; This file defines build jobs for the Hydra continuation integration
;;; tool.
;;;

;; Attempt to use our very own Guix modules.
(eval-when (compile load eval)

  ;; Ignore any available .go, and force recompilation.  This is because our
  ;; checkout in the store has mtime set to the epoch, and thus .go files look
  ;; newer, even though they may not correspond.
  (set! %fresh-auto-compile #t)

  (and=> (assoc-ref (current-source-location) 'filename)
         (lambda (file)
           (let ((dir (string-append (dirname file) "/../..")))
             (format (current-error-port) "prepending ~s to the load path~%"
                     dir)
             (set! %load-path (cons dir %load-path))))))

(use-modules (guix config)
             (guix store)
             (guix packages)
             (guix derivations)
             (guix monads)
             ((guix licenses) #:select (gpl3+))
             ((guix utils) #:select (%current-system))
             ((guix scripts system) #:select (read-operating-system))
             (gnu packages)
             (gnu packages gcc)
             (gnu packages base)
             (gnu packages gawk)
             (gnu packages guile)
             (gnu packages gettext)
             (gnu packages compression)
             (gnu packages multiprecision)
             (gnu packages make-bootstrap)
             (gnu packages commencement)
             (gnu system)
             (gnu system vm)
             (gnu system install)
             (srfi srfi-1)
             (srfi srfi-26)
             (ice-9 match))

;; XXX: Debugging hack: since `hydra-eval-guile-jobs' redirects the output
;; port to the bit bucket, let us write to the error port instead.
(setvbuf (current-error-port) _IOLBF)
(set-current-output-port (current-error-port))

(define* (package->alist store package system
                         #:optional (package-derivation package-derivation))
  "Convert PACKAGE to an alist suitable for Hydra."
  `((derivation . ,(derivation-file-name
                    (package-derivation store package system
                                        #:graft? #f)))
    (description . ,(package-synopsis package))
    (long-description . ,(package-description package))
    (license . ,(package-license package))
    (home-page . ,(package-home-page package))
    (maintainers . ("bug-guix@gnu.org"))

    ;; Work around versions of 'hydra-eval-guile-jobs' before Hydra commit
    ;; 61448ca (27 Feb. 2014) which used a default timeout of 2h.
    (timeout . 72000)))

(define (package-job store job-name package system)
  "Return a job called JOB-NAME that builds PACKAGE on SYSTEM."
  (let ((job-name (symbol-append job-name (string->symbol ".")
                                 (string->symbol system))))
    `(,job-name . ,(cut package->alist store package system))))

(define (package-cross-job store job-name package target system)
  "Return a job called TARGET.JOB-NAME that cross-builds PACKAGE for TARGET on
SYSTEM."
  `(,(symbol-append (string->symbol target) (string->symbol ".") job-name
                    (string->symbol ".") (string->symbol system)) .
    ,(cute package->alist store package system
           (lambda* (store package system #:key graft?)
             (package-cross-derivation store package target system
                                       #:graft? graft?)))))

(define %core-packages
  ;; Note: Don't put the '-final' package variants because (1) that's
  ;; implicit, and (2) they cannot be cross-built (due to the explicit input
  ;; chain.)
  (list gcc-4.8 gcc-4.7 glibc binutils
        gmp mpfr mpc coreutils findutils diffutils patch sed grep
        gawk gnu-gettext hello guile-2.0 zlib gzip xz
        %bootstrap-binaries-tarball
        %binutils-bootstrap-tarball
        %glibc-bootstrap-tarball
        %gcc-bootstrap-tarball
        %guile-bootstrap-tarball
        %bootstrap-tarballs))

(define %packages-to-cross-build
  %core-packages)

(define %cross-targets
  '("mips64el-linux-gnu"
    "mips64el-linux-gnuabi64"))

(define (demo-os)
  "Return the \"demo\" 'operating-system' structure."
  (let* ((dir  (dirname (assoc-ref (current-source-location) 'filename)))
         (file (string-append dir "/demo-os.scm")))
    (read-operating-system file)))

(define (qemu-jobs store system)
  "Return a list of jobs that build QEMU images for SYSTEM."
  (define (->alist drv)
    `((derivation . ,(derivation-file-name drv))
      (description . "Stand-alone QEMU image of the GNU system")
      (long-description . "This is a demo stand-alone QEMU image of the GNU
system.")
      (license . ,gpl3+)
      (home-page . ,%guix-home-page-url)
      (maintainers . ("bug-guix@gnu.org"))))

  (define (->job name drv)
    (let ((name (symbol-append name (string->symbol ".")
                               (string->symbol system))))
      `(,name . ,(cut ->alist drv))))

  (define MiB
    (expt 2 20))

  (if (member system '("x86_64-linux" "i686-linux"))
      (list (->job 'qemu-image
                   (run-with-store store
                     (mbegin %store-monad
                       (set-guile-for-build (default-guile))
                       (system-qemu-image (demo-os)
                                          #:disk-image-size
                                          (* 1400 MiB))))) ; 1.4 GiB
            (->job 'usb-image
                   (run-with-store store
                     (mbegin %store-monad
                       (set-guile-for-build (default-guile))
                       (system-disk-image installation-os
                                          #:disk-image-size
                                          (* 800 MiB))))))
      '()))

(define job-name
  ;; Return the name of a package's job.
  (compose string->symbol package-full-name))

(define package->job
  (let ((base-packages
         (delete-duplicates
          (append-map (match-lambda
                       ((_ package _ ...)
                        (match (package-transitive-inputs package)
                          (((_ inputs _ ...) ...)
                           inputs))))
                      %final-inputs))))
    (lambda (store package system)
      "Return a job for PACKAGE on SYSTEM, or #f if this combination is not
valid."
      (cond ((member package base-packages)
             #f)
            ((member system
                     (package-transitive-supported-systems package))
             (package-job store (job-name package) package system))
            (else
             #f)))))


;;;
;;; Hydra entry point.
;;;

(define (hydra-jobs store arguments)
  "Return Hydra jobs."
  (define subset
    (match (assoc-ref arguments 'subset)
      ("core" 'core)                              ; only build core packages
      (_ 'all)))                                  ; build everything

  (define (cross-jobs system)
    (define (from-32-to-64? target)
      ;; Return true if SYSTEM is 32-bit and TARGET is 64-bit.
      ;; This hacks prevents known-to-fail cross-builds from i686-linux to
      ;; mips64el-linux-gnuabi64.
      (and (string-prefix? "i686-" system)
           (string-suffix? "64" target)))

    (define (same? target)
      ;; Return true if SYSTEM and TARGET are the same thing.  This is so we
      ;; don't try to cross-compile to 'mips64el-linux-gnu' from
      ;; 'mips64el-linux'.
      (string-contains target system))

    (define (either proc1 proc2)
      (lambda (x)
        (or (proc1 x) (proc2 x))))

    (append-map (lambda (target)
                  (map (lambda (package)
                         (package-cross-job store (job-name package)
                                            package target system))
                       %packages-to-cross-build))
                (remove (either from-32-to-64? same?) %cross-targets)))

  ;; Return one job for each package, except bootstrap packages.
  (append-map (lambda (system)
                (case subset
                  ((all)
                   ;; Build everything.
                   (fold-packages (lambda (package result)
                                    (let ((job (package->job store package
                                                             system)))
                                      (if job
                                          (cons job result)
                                          result)))
                                  (append (qemu-jobs store system)
                                          (cross-jobs system))))
                  ((core)
                   ;; Build core packages only.
                   (append (map (lambda (package)
                                  (package-job store (job-name package)
                                               package system))
                                %core-packages)
                           (cross-jobs system)))
                  (else
                   (error "unknown subset" subset))))
              %supported-systems))