;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019 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/>.

;;;
;;; Check whether important binaries are available.
;;;

(use-modules (guix store)
             (guix grafts)
             (guix packages)
             (guix derivations)
             (gnu packages)
             (gnu packages certs)
             (gnu packages emacs)
             (gnu packages make-bootstrap)
             (gnu packages ssh)
             (srfi srfi-1)
             (srfi srfi-26)
             (ice-9 format))

(define (packages-for-system system)
  "Return the list of packages to check for SYSTEM."
  (let ((base (list %bootstrap-tarballs emacs nss-certs openssh)))
    ;; On Intel systems, make sure key packages proposed by the installer are
    ;; available.
    (if (member system '("x86_64-linux" "i686-linux"))
        (append (map specification->package
                     '("xfce" "gnome" "mate" "enlightenment"
                       "openbox" "awesome" "i3-wm" "ratpoison"
                       "network-manager-applet" "xlockmore"
                       "linux-libre" "grub-hybrid" "xorg-server"
                       "libreoffice"
                       ;; FIXME: Add IceCat when Rust is available on i686.
                       #;"icecat"))
                base)
        base)))

(with-store store
  (parameterize ((%graft? #f))
    (let* ((native (append-map (lambda (system)
                                 (map (cut package-derivation store <> system)
                                      (packages-for-system system)))
                               %hydra-supported-systems))
           (cross  (map (cut package-cross-derivation store
                             %bootstrap-tarballs <>)
                        '("mips64el-linux-gnu"
                          "arm-linux-gnueabihf")))
           (total  (append native cross)))

      (set-build-options store
                         #:use-substitutes? #t
                         #:substitute-urls %default-substitute-urls)
      (let* ((total     (map derivation->output-path total))
             (available (substitutable-paths store total))
             (missing   (lset-difference string=? total available)))
        (if (null? missing)
            (format (current-error-port)
                    "~a packages found substitutable on~{ ~a~}~%"
                    (length total) %hydra-supported-systems)
            (format (current-error-port)
                    "~a packages are not substitutable:~%~{  ~a~%~}~%"
                    (length missing) missing))
        (exit (null? missing))))))
verywhere.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2017-08-23 22:23:19 +0200'>2017-08-23</span></td><td><a href='/guix/commit/tests/system.scm?id=045ebb3e58d74c75f39ce47380045d3cd00359c3'>gnu: bootloader: Deprecate "device" field in favor of "target".</a><span class='msg-avail'>...</span></td><td>Andy Wingo</td></tr>
<tr><td><span title='2016-08-31 15:44:20 +0200'>2016-08-31</span></td><td><a href='/guix/commit/tests/system.scm?id=7b44cae50aed1d6d67337e9eae9f449ccd00a870'>services: shepherd: Add 'shepherd-service-upgrade', from 'guix system'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-08-31 15:44:20 +0200'>2016-08-31</span></td><td><a href='/guix/commit/tests/system.scm?id=d4f8884fdb897e648fd7f4262b2142d8c363ac76'>guix system: Do not unload services depended on.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-08-31 15:44:20 +0200'>2016-08-31</span></td><td><a href='/guix/commit/tests/system.scm?id=f20a7b869668b46a011d22e4c1dcb68f855a1c62'>guix system: Use 'shepherd-service-lookup-procedure' in 'service-upgrade'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-08-31 15:44:20 +0200'>2016-08-31</span></td><td><a href='/guix/commit/tests/system.scm?id=b8692e4696d0d2b36466827da1e0d25d69a298af'>guix system: Extract and test the service upgrade procedure.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-07-18 01:26:03 +0200'>2016-07-18</span></td><td><a href='/guix/commit/tests/system.scm?id=2bdd7ac17ceff60cd5ef77e530f62cea902bf90d'>system: Honor the 'dependencies' field of file systems.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-04-03 14:19:09 +0200'>2016-04-03</span></td><td><a href='/guix/commit/tests/system.scm?id=a9edb211e733b8b34e67ec3b4450567e9376986f'>build: Add a Guile custom test driver using SRFI-64.</a><span class='msg-avail'>...</span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2016-01-22 00:02:52 +0100'>2016-01-22</span></td><td><a href='/guix/commit/tests/system.scm?id=6b779207ee627c93fc0dad18ef67c149024fa535'>system: grub: Search root device by label or UUID if possible.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>