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# GNU Guix --- Functional package management for GNU
# Copyright © 2012, 2014, 2015, 2016, 2017 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/>.
#
# Test the daemon and its interaction with 'guix substitute'.
#
set -e
guix-daemon --version
guix build --version
drv="`guix build emacs -d`"
out="`guile -c ' \
(use-modules (guix) (guix grafts) (gnu packages emacs)) \
(define store (open-connection)) \
(%graft? #f)
(display (derivation->output-path (package-derivation store emacs)))'`"
hash_part="`basename $out | cut -c 1-32`"
narinfo="$hash_part.narinfo"
substitute_dir="`echo $GUIX_BINARY_SUBSTITUTE_URL | sed -'es,file://,,g'`"
cat > "$substitute_dir/nix-cache-info"<<EOF
StoreDir: `dirname $drv`
WantMassQuery: 0
EOF
cat > "$substitute_dir/$narinfo"<<EOF
StorePath: $out
URL: /nowhere/example.nar
Compression: none
NarSize: 1234
References:
System: `guile -c '(use-modules (guix)) (display (%current-system))'`
Deriver: $drv
EOF
# Remove the cached narinfo.
rm -f "$XDG_CACHE_HOME/guix/substitute/$hash_part"
# Make sure we see the substitute.
guile -c "
(use-modules (guix))
(define store (open-connection))
(set-build-options store #:use-substitutes? #t
#:substitute-urls (list \"$GUIX_BINARY_SUBSTITUTE_URL\"))
(exit (has-substitutes? store \"$out\"))"
# Now, run guix-daemon --no-substitutes.
socket="$NIX_STATE_DIR/alternate-socket"
guix-daemon --no-substitutes --listen="$socket" --disable-chroot &
daemon_pid=$!
trap 'kill $daemon_pid' EXIT
# Make sure we DON'T see the substitute.
guile -c "
(use-modules (guix))
(define store (open-connection \"$socket\"))
;; This setting MUST NOT override the daemon's --no-substitutes.
(set-build-options store #:use-substitutes? #t
#:substitute-urls (list \"$GUIX_BINARY_SUBSTITUTE_URL\"))
(exit (not (has-substitutes? store \"$out\")))"
kill "$daemon_pid"
# Check the failed build cache.
guix-daemon --no-substitutes --listen="$socket" --disable-chroot \
--cache-failures &
daemon_pid=$!
guile -c "
(use-modules (guix) (guix grafts) (guix tests) (srfi srfi-34))
(define store (open-connection-for-tests \"$socket\"))
;; Disable grafts to avoid building more than needed.
(%graft? #f)
(define (build-without-failing drv)
(lambda (store)
(guard (c ((nix-protocol-error? c) (values #t store)))
(build-derivations store (list drv))
(values #f store))))
;; Make sure failed builds are cached and can be removed from
;; the cache.
(run-with-store store
(mlet* %store-monad ((drv (gexp->derivation \"failure\"
#~(begin
(ungexp output)
#f)))
(out -> (derivation->output-path drv))
(ok? (build-without-failing drv)))
;; Note the mixture of monadic and direct style. Don't try
;; this at home!
(return (exit (and ok?
(equal? (query-failed-paths store) (list out))
(begin
(clear-failed-paths store (list out))
(null? (query-failed-paths store)))))))
#:guile-for-build (%guile-for-build)) "
kill "$daemon_pid"
# Make sure the daemon's default 'build-cores' setting is honored.
guix-daemon --listen="$socket" --disable-chroot --cores=42 &
daemon_pid=$!
GUIX_DAEMON_SOCKET="$socket" \
guile -c '
(use-modules (guix) (gnu packages) (guix tests))
(with-store store
(let* ((build (add-text-to-store store "build.sh"
"echo $NIX_BUILD_CORES > $out"))
(bash (add-to-store store "bash" #t "sha256"
(search-bootstrap-binary "bash"
(%current-system))))
(drv (derivation store "the-thing" bash
`("-e" ,build)
#:inputs `((,bash) (,build))
#:env-vars `(("x" . ,(random-text))))))
(and (build-derivations store (list drv))
(exit
(= 42 (pk (call-with-input-file (derivation->output-path drv)
read)))))))'
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