mirror of git://git.savannah.gnu.org/guix.git
107 lines
4.4 KiB
Scheme
107 lines
4.4 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2016, 2017, 2018, 2020 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
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;;; Copyright © 2021 Mathieu Othacehe <othacehe@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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;;; This program replicates the behavior of Cuirass's 'evaluate' process.
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;;; It displays the evaluated jobs on the standard output.
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(use-modules (guix channels)
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(guix derivations)
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(guix git-download)
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(guix inferior)
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(guix packages)
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(guix store)
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(guix ui)
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((guix ui) #:select (build-notifier))
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(ice-9 match)
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(ice-9 threads))
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(define %top-srcdir
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(and=> (assq-ref (current-source-location) 'filename)
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(lambda (file)
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(canonicalize-path
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(string-append (dirname file) "/../..")))))
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(match (command-line)
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((command directory)
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(let ((real-build-things build-things))
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(with-store store
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;; Make sure we don't resort to substitutes.
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(set-build-options store
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#:use-substitutes? #f
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#:substitute-urls '())
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;; The evaluation of Guix itself requires building a "trampoline"
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;; program, and possibly everything it depends on. Thus, allow builds
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;; but print a notification.
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(with-build-handler (build-notifier #:use-substitutes? #f)
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;; Add %TOP-SRCDIR to the store with a proper Git predicate so we
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;; work from a clean checkout.
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(let ((source (add-to-store store "guix-source" #t
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"sha256" %top-srcdir
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#:select? (git-predicate %top-srcdir))))
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(define instances
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(list (checkout->channel-instance source)))
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(define channels
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(map channel-instance-channel instances))
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(define derivation
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;; Compute the derivation of Guix for COMMIT.
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(run-with-store store
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(channel-instances->derivation instances)))
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;; TODO: Remove 'show-what-to-build' call when Cuirass' 'evaluate'
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;; scripts uses 'with-build-handler'.
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(show-what-to-build store (list derivation))
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(build-derivations store (list derivation))
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;; Evaluate jobs on a per-system basis for two reasons. It speeds
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;; up the evaluation speed as the evaluations can be performed
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;; concurrently. It also decreases the amount of memory needed per
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;; evaluation process.
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(n-par-for-each
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(/ (current-processor-count) 2)
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(lambda (system)
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(with-store store
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(let ((inferior
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(open-inferior (derivation->output-path derivation)))
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(channels (map channel-instance->sexp instances)))
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(inferior-eval '(use-modules (gnu ci)) inferior)
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(let ((jobs
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(inferior-eval-with-store
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inferior store
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`(lambda (store)
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(cuirass-jobs store
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'((subset . all)
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(systems . ,(list system))
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(channels . ,channels))))))
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(file
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(string-append directory "/jobs-" system ".scm")))
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(close-inferior inferior)
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(call-with-output-file file
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(lambda (port)
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(write jobs port)))))))
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%cuirass-supported-systems))))))
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(x
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(format (current-error-port) "Wrong command: ~a~%." x)
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(exit 1)))
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