87 lines
3.1 KiB
Scheme
87 lines
3.1 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2012, 2013, 2014, 2015, 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 © 2018, 2019 Clément Lassieur <clement@lassieur.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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;;;
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;;; This file defines build jobs for the Hydra continuation integration
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;;; tool.
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;;;
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(use-modules (guix inferior) (guix channels)
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(guix)
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(guix ui)
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(srfi srfi-1)
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(ice-9 match))
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;; XXX: Debugging hack: since `hydra-eval-guile-jobs' redirects the output
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;; port to the bit bucket, let us write to the error port instead.
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(setvbuf (current-error-port) 'line)
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(set-current-output-port (current-error-port))
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(define (find-current-checkout arguments)
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"Find the first checkout of ARGUMENTS that provided the current file.
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Return #f if no such checkout is found."
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(let ((current-root
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(canonicalize-path
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(string-append (dirname (current-filename)) "/../.."))))
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(find (lambda (argument)
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(and=> (assq-ref argument 'file-name)
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(lambda (name)
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(string=? name current-root)))) arguments)))
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(define (hydra-jobs store arguments)
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"Return a list of jobs where each job is a NAME/THUNK pair."
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(define checkout
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(find-current-checkout arguments))
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(define commit
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(assq-ref checkout 'revision))
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(define source
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(assq-ref checkout 'file-name))
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(define instance
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(checkout->channel-instance source #:commit commit))
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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 (list instance))))
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(show-what-to-build store (list derivation))
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(build-derivations store (list derivation))
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;; Open an inferior for the just-built Guix.
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(let ((inferior (open-inferior (derivation->output-path derivation))))
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(inferior-eval '(use-modules (gnu ci) (ice-9 match)) inferior)
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(map (match-lambda
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((name . fields)
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;; Hydra expects a thunk, so here it is.
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(cons name (lambda () fields))))
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(inferior-eval-with-store
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inferior store
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`(lambda (store)
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(map (match-lambda
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((name . thunk)
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(cons name (thunk))))
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(hydra-jobs store '((superior-guix-checkout . ,checkout)
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,@arguments))))))))
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