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1 | # GNU Guix --- Functional package management for GNU |
2 | # Copyright © 2018 Ludovic Courtès <ludo@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 the 'guix pack --relocatable' using the external store, if any. | |
21 | # | |
22 | ||
23 | guix pack --version | |
24 | ||
25 | # 'guix pack --relocatable' requires a C compiler and libc.a, which our | |
26 | # bootstrap binaries don't provide. To make the test relatively inexpensive, | |
27 | # run it on the user's global store if possible, on the grounds that binaries | |
28 | # may already be there or can be built or downloaded inexpensively. | |
29 | ||
30 | NIX_STORE_DIR="`guile -c '(use-modules (guix config))(display %storedir)'`" | |
31 | localstatedir="`guile -c '(use-modules (guix config))(display %localstatedir)'`" | |
32 | GUIX_DAEMON_SOCKET="$localstatedir/guix/daemon-socket/socket" | |
33 | export NIX_STORE_DIR GUIX_DAEMON_SOCKET | |
34 | ||
35 | if ! guile -c '(use-modules (guix)) (exit (false-if-exception (open-connection)))' | |
36 | then | |
37 | exit 77 | |
38 | fi | |
39 | ||
40 | STORE_PARENT="`dirname $NIX_STORE_DIR`" | |
41 | export STORE_PARENT | |
42 | if test "$STORE_PARENT" = "/"; then exit 77; fi | |
43 | ||
44 | # This test requires user namespaces and associated command-line tools. | |
45 | if ! unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"' | |
46 | then | |
47 | exit 77 | |
48 | fi | |
49 | ||
50 | test_directory="`mktemp -d`" | |
51 | export test_directory | |
52 | trap 'chmod -Rf +w "$test_directory"; rm -rf "$test_directory"' EXIT | |
53 | ||
54 | tarball="`guix pack -R -S /Bin=bin sed`" | |
55 | (cd "$test_directory"; tar xvf "$tarball") | |
56 | ||
57 | # Run that relocatable 'sed' in a user namespace where we "erase" the store by | |
58 | # mounting an empty file system on top of it. That way, we exercise the | |
59 | # wrapper code that creates the user namespace and bind-mounts the store. | |
60 | unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"; echo "$STORE_PARENT"/*; "$test_directory/Bin/sed" --version > "$test_directory/output"' | |
61 | grep 'GNU sed' "$test_directory/output" |