test-env.in

   1 #!/bin/sh
   2
   3 # GNU Guix --- Functional package management for GNU
   4 # Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
   5 #
   6 # This file is part of GNU Guix.
   7 #
   8 # GNU Guix is free software; you can redistribute it and/or modify it
   9 # under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or (at
  11 # your option) any later version.
  12 #
  13 # GNU Guix is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 # Usage: ./test-env COMMAND ARG...
  22 #
  23 # Run the daemon in the build directory, and run COMMAND within
  24 # `pre-inst-env'.  This is used to run unit tests with the just-built
  25 # daemon, unless `--disable-daemon' was passed at configure time.
  26
  27
  28 # Make sure 'cd' behaves deterministically and doesn't write anything to
  29 # stdout.
  30 unset CDPATH
  31
  32 if [ -x "@abs_top_builddir@/guix-daemon" ]
  33 then
  34     NIX_SETUID_HELPER="@abs_top_builddir@/nix-setuid-helper" # normally unused
  35     NIX_STORE_DIR="@GUIX_TEST_ROOT@/store"
  36
  37     # Do that because store.scm calls `canonicalize-path' on it.
  38     mkdir -p "$NIX_STORE_DIR"
  39
  40     # Canonicalize the store directory name in an attempt to avoid symlinks in
  41     # it or its parent directories.  See <http://bugs.gnu.org/17935>.
  42     NIX_STORE_DIR="`cd "@GUIX_TEST_ROOT@/store"; pwd -P`"
  43
  44     NIX_LOCALSTATE_DIR="@GUIX_TEST_ROOT@/var"
  45     NIX_LOG_DIR="@GUIX_TEST_ROOT@/var/log/guix"
  46     NIX_DB_DIR="@GUIX_TEST_ROOT@/db"
  47     NIX_ROOT_FINDER="@abs_top_builddir@/nix/scripts/list-runtime-roots"
  48
  49     # Choose a PID-dependent name to allow for parallel builds.  Note
  50     # that the directory name must be chosen so that the socket's file
  51     # name is less than 108-char long (the size of `sun_path' in glibc).
  52     # Currently, in Nix builds, we're at ~106 chars...
  53     NIX_STATE_DIR="@GUIX_TEST_ROOT@/var/$$"
  54
  55     # We can't exit when we reach the limit, because perhaps the test doesn't
  56     # actually rely on the daemon, but at least warn.
  57     if test "`echo -n "$NIX_STATE_DIR/daemon-socket/socket" | wc -c`" -ge 108
  58     then
  59         echo "warning: exceeding socket file name limit; test may fail!" >&2
  60     fi
  61
  62     # The configuration directory, for import/export signing keys.
  63     NIX_CONF_DIR="@GUIX_TEST_ROOT@/etc"
  64     if [ ! -d "$NIX_CONF_DIR" ]
  65     then
  66         # Copy the keys so that the secret key has the right permissions (the
  67         # daemon errors out when this is not the case.)
  68         mkdir -p "$NIX_CONF_DIR"
  69         cp "@abs_top_srcdir@/tests/signing-key.sec"     \
  70             "@abs_top_srcdir@/tests/signing-key.pub"    \
  71             "$NIX_CONF_DIR"
  72         chmod 400 "$NIX_CONF_DIR/signing-key.sec"
  73     fi
  74
  75     # A place to store data of the substituter.
  76     GUIX_BINARY_SUBSTITUTE_URL="file://$NIX_STATE_DIR/substituter-data"
  77     rm -rf "$NIX_STATE_DIR/substituter-data"
  78     mkdir -p "$NIX_STATE_DIR/substituter-data"
  79
  80     # For a number of tests, we want to allow unsigned narinfos, for
  81     # simplicity.
  82     GUIX_ALLOW_UNAUTHENTICATED_SUBSTITUTES=yes
  83
  84     # Place for the substituter's cache.
  85     XDG_CACHE_HOME="$NIX_STATE_DIR/cache-$$"
  86
  87     export NIX_IGNORE_SYMLINK_STORE NIX_STORE_DIR                       \
  88         NIX_LOCALSTATE_DIR NIX_LOG_DIR NIX_STATE_DIR NIX_DB_DIR         \
  89         NIX_ROOT_FINDER NIX_SETUID_HELPER GUIX_BINARY_SUBSTITUTE_URL    \
  90         GUIX_ALLOW_UNAUTHENTICATED_SUBSTITUTES                          \
  91         NIX_CONF_DIR XDG_CACHE_HOME
  92
  93     # Launch the daemon without chroot support because is may be
  94     # unavailable, for instance if we're not running as root.
  95     "@abs_top_builddir@/pre-inst-env"                           \
  96         "@abs_top_builddir@/guix-daemon" --disable-chroot       \
  97         --substitute-urls="$GUIX_BINARY_SUBSTITUTE_URL" &
  98
  99     daemon_pid=$!
 100     trap "kill $daemon_pid ; rm -rf $NIX_STATE_DIR" EXIT
 101 fi
 102
 103 # Avoid issues that could stem from l10n, such as language/encoding
 104 # mismatches.
 105 unset LANGUAGE
 106 LC_MESSAGES=C
 107 export LC_MESSAGES
 108
 109 # Ignore user settings.
 110 unset GUIX_PACKAGE_PATH GUIX_BUILD_OPTIONS
 111
 112 storedir="@storedir@"
 113 prefix="@prefix@"
 114 datarootdir="@datarootdir@"
 115 datadir="@datadir@"
 116 localstatedir="@localstatedir@"
 117 export storedir prefix datarootdir datadir localstatedir
 118
 119 "@abs_top_builddir@/pre-inst-env" "$@"
 120 exit $?