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#!/bin/sh
# GNU Guix --- Functional package management for GNU
# Copyright © 2012, 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
# Copyright © 2016 Mathieu Lirzin <mthl@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/>.
# Usage: ./test-env COMMAND ARG...
#
# Run the daemon in the build directory, and run COMMAND within
# `pre-inst-env'. This is used to run unit tests with the just-built
# daemon, unless `--disable-daemon' was passed at configure time.
# Make sure 'cd' behaves deterministically and doesn't write anything to
# stdout.
unset CDPATH
if [ -x "@abs_top_builddir@/guix-daemon" ]
then
NIX_STORE_DIR="@GUIX_TEST_ROOT@/store"
# Do that because store.scm calls `canonicalize-path' on it.
mkdir -p "$NIX_STORE_DIR"
# Canonicalize the store directory name in an attempt to avoid symlinks in
# it or its parent directories. See <http://bugs.gnu.org/17935>.
NIX_STORE_DIR="`cd "@GUIX_TEST_ROOT@/store"; pwd -P`"
NIX_LOCALSTATE_DIR="@GUIX_TEST_ROOT@/var"
NIX_LOG_DIR="@GUIX_TEST_ROOT@/var/log/guix"
NIX_DB_DIR="@GUIX_TEST_ROOT@/db"
NIX_ROOT_FINDER="@abs_top_builddir@/nix/scripts/list-runtime-roots"
# Choose a PID-dependent name to allow for parallel builds. Note
# that the directory name must be chosen so that the socket's file
# name is less than 108-char long (the size of `sun_path' in glibc).
# Currently, in Nix builds, we're at ~106 chars...
NIX_STATE_DIR="@GUIX_TEST_ROOT@/var/$$"
# We can't exit when we reach the limit, because perhaps the test doesn't
# actually rely on the daemon, but at least warn.
if test "`echo -n "$NIX_STATE_DIR/daemon-socket/socket" | wc -c`" -ge 108
then
echo "warning: exceeding socket file name limit; test may fail!" >&2
fi
# The configuration directory, for import/export signing keys.
NIX_CONF_DIR="@GUIX_TEST_ROOT@/etc"
if [ ! -d "$NIX_CONF_DIR" ]
then
# Copy the keys so that the secret key has the right permissions (the
# daemon errors out when this is not the case.)
mkdir -p "$NIX_CONF_DIR"
cp "@abs_top_srcdir@/tests/signing-key.sec" \
"@abs_top_srcdir@/tests/signing-key.pub" \
"$NIX_CONF_DIR"
chmod 400 "$NIX_CONF_DIR/signing-key.sec"
fi
# A place to store data of the substituter.
GUIX_BINARY_SUBSTITUTE_URL="file://$NIX_STATE_DIR/substituter-data"
rm -rf "$NIX_STATE_DIR/substituter-data"
mkdir -p "$NIX_STATE_DIR/substituter-data"
# For a number of tests, we want to allow unsigned narinfos, for
# simplicity.
GUIX_ALLOW_UNAUTHENTICATED_SUBSTITUTES=yes
# Place for the substituter's cache.
XDG_CACHE_HOME="$NIX_STATE_DIR/cache-$$"
# For the (guix import snix) tests.
NIXPKGS="@NIXPKGS@"
export NIX_IGNORE_SYMLINK_STORE NIX_STORE_DIR \
NIX_LOCALSTATE_DIR NIX_LOG_DIR NIX_STATE_DIR NIX_DB_DIR \
NIX_ROOT_FINDER GUIX_BINARY_SUBSTITUTE_URL \
GUIX_ALLOW_UNAUTHENTICATED_SUBSTITUTES \
NIX_CONF_DIR XDG_CACHE_HOME NIXPKGS
# Launch the daemon without chroot support because is may be
# unavailable, for instance if we're not running as root.
"@abs_top_builddir@/pre-inst-env" \
"@abs_top_builddir@/guix-daemon" --disable-chroot \
--substitute-urls="$GUIX_BINARY_SUBSTITUTE_URL" 2>/dev/null &
daemon_pid=$!
trap "kill $daemon_pid ; rm -rf $NIX_STATE_DIR" EXIT
fi
# Avoid issues that could stem from l10n, such as language/encoding
# mismatches.
unset LANGUAGE
LC_MESSAGES=C
export LC_MESSAGES
# Disable grafts by default because they can cause things to be built
# regardless of '--dry-run'.
GUIX_BUILD_OPTIONS="--no-grafts"
export GUIX_BUILD_OPTIONS
# Ignore user settings.
unset GUIX_PACKAGE_PATH
storedir="@storedir@"
prefix="@prefix@"
datarootdir="@datarootdir@"
datadir="@datadir@"
localstatedir="@localstatedir@"
export storedir prefix datarootdir datadir localstatedir
"@abs_top_builddir@/pre-inst-env" "$@"
exit $?
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