tests/guix-environment-container.sh

   1 # GNU Guix --- Functional package management for GNU
   2 # Copyright © 2015 David Thompson <davet@gnu.org>
   3 #
   4 # This file is part of GNU Guix.
   5 #
   6 # GNU Guix is free software; you can redistribute it and/or modify it
   7 # under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or (at
   9 # your option) any later version.
  10 #
  11 # GNU Guix is distributed in the hope that it will be useful, but
  12 # WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 #
  20 # Test 'guix environment'.
  21 #
  22
  23 set -e
  24
  25 guix environment --version
  26
  27 if ! guile -c '((@@ (guix scripts environment) assert-container-features))'
  28 then
  29     # User containers are not supported; skip this test.
  30     exit 77
  31 fi
  32
  33 tmpdir="t-guix-environment-$$"
  34 trap 'rm -r "$tmpdir"' EXIT
  35
  36 mkdir "$tmpdir"
  37
  38 # Make sure the exit value is preserved.
  39 if guix environment --container --ad-hoc --bootstrap guile-bootstrap \
  40         -- guile -c '(exit 42)'
  41 then
  42     false
  43 else
  44     test $? = 42
  45 fi
  46
  47 # Make sure file-not-found errors in mounts are reported.
  48 if guix environment --container --ad-hoc --bootstrap guile-bootstrap \
  49         --expose=/does-not-exist -- guile -c 1 2> "$tmpdir/error"
  50 then
  51     false
  52 else
  53     grep "/does-not-exist" "$tmpdir/error"
  54     grep "[Nn]o such file" "$tmpdir/error"
  55 fi
  56
  57 # Make sure that the right directories are mapped.
  58 mount_test_code="
  59 (use-modules (ice-9 rdelim)
  60              (ice-9 match)
  61              (srfi srfi-1))
  62
  63 (define mappings
  64   (filter-map (lambda (line)
  65                 (match (string-split line #\space)
  66                   ;; Empty line.
  67                   ((\"\") #f)
  68                   ;; Ignore the root file system.
  69                   ((_ \"/\" _ _ _ _)
  70                    #f)
  71                   ;; Ignore these types of file systems, except if they
  72                   ;; correspond to a parent file system.
  73                   ((_ mount (or \"tmpfs\" \"proc\" \"sysfs\" \"devtmpfs\"
  74                                 \"devpts\" \"cgroup\" \"mqueue\") _ _ _)
  75                    (and (string-prefix? (getcwd) mount)
  76                         mount))
  77                   ((_ mount _ _ _ _)
  78                    mount)))
  79               (string-split (call-with-input-file \"/proc/mounts\" read-string)
  80                             #\newline)))
  81
  82 (for-each (lambda (mount)
  83             (display mount)
  84             (newline))
  85           mappings)"
  86
  87 guix environment --container --ad-hoc --bootstrap guile-bootstrap \
  88      -- guile -c "$mount_test_code" > $tmpdir/mounts
  89
  90 cat "$tmpdir/mounts"
  91 test `wc -l < $tmpdir/mounts` -eq 4
  92
  93 current_dir="`cd $PWD; pwd -P`"
  94 grep -e "$current_dir$" $tmpdir/mounts # current directory
  95 grep $(guix build guile-bootstrap) $tmpdir/mounts
  96 grep -e "$NIX_STORE_DIR/.*-bash" $tmpdir/mounts # bootstrap bash
  97
  98 rm $tmpdir/mounts
  99
 100 abnormal_exit_code="
 101 (use-modules (system foreign))
 102 ;; Purposely make Guile crash with a segfault. :)
 103 (pointer->string (make-pointer 123) 123)"
 104
 105 if guix environment --bootstrap --container \
 106         --ad-hoc guile-bootstrap -- guile -c "$abnormal_exit_code"
 107 then false;
 108 else
 109     test $? -gt 127
 110 fi