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b07014f5 | 1 | # GNU Guix --- Functional package management for GNU |
2520059b | 2 | # Copyright © 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org> |
b07014f5 LC |
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 | ||
baab87ac | 30 | storedir="`guile -c '(use-modules (guix config))(display %storedir)'`" |
b07014f5 | 31 | localstatedir="`guile -c '(use-modules (guix config))(display %localstatedir)'`" |
baab87ac | 32 | NIX_STORE_DIR="$storedir" |
b07014f5 LC |
33 | GUIX_DAEMON_SOCKET="$localstatedir/guix/daemon-socket/socket" |
34 | export NIX_STORE_DIR GUIX_DAEMON_SOCKET | |
35 | ||
36 | if ! guile -c '(use-modules (guix)) (exit (false-if-exception (open-connection)))' | |
37 | then | |
38 | exit 77 | |
39 | fi | |
40 | ||
41 | STORE_PARENT="`dirname $NIX_STORE_DIR`" | |
42 | export STORE_PARENT | |
43 | if test "$STORE_PARENT" = "/"; then exit 77; fi | |
44 | ||
99aec37a | 45 | if unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"' |
b07014f5 | 46 | then |
99aec37a LC |
47 | # Test the wrapper that relies on user namespaces. |
48 | relocatable_option="-R" | |
49 | else | |
50 | case "`uname -m`" in | |
51 | x86_64|i?86) | |
52 | # Test the wrapper that falls back to PRoot. | |
53 | relocatable_option="-RR";; | |
54 | *) | |
55 | # XXX: Our 'proot' package currently fails tests on non-Intel | |
56 | # architectures, so skip this by default. | |
57 | exit 77;; | |
58 | esac | |
b07014f5 LC |
59 | fi |
60 | ||
61 | test_directory="`mktemp -d`" | |
62 | export test_directory | |
63 | trap 'chmod -Rf +w "$test_directory"; rm -rf "$test_directory"' EXIT | |
64 | ||
99aec37a LC |
65 | export relocatable_option |
66 | tarball="`guix pack $relocatable_option -S /Bin=bin sed`" | |
b07014f5 LC |
67 | (cd "$test_directory"; tar xvf "$tarball") |
68 | ||
8deb65c3 LC |
69 | if unshare -r true # Are user namespaces supported? |
70 | then | |
71 | # Run that relocatable 'sed' in a user namespace where we "erase" the store by | |
72 | # mounting an empty file system on top of it. That way, we exercise the | |
73 | # wrapper code that creates the user namespace and bind-mounts the store. | |
74 | unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"; echo "$STORE_PARENT"/*; "$test_directory/Bin/sed" --version > "$test_directory/output"' | |
2520059b LC |
75 | |
76 | # Check whether the exit code is preserved. | |
77 | if unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"; echo "$STORE_PARENT"/*; "$test_directory/Bin/sed" --does-not-exist'; | |
78 | then false; else true; fi | |
8deb65c3 LC |
79 | else |
80 | # Run the relocatable 'sed' in the current namespaces. This is a weak | |
81 | # test because we're going to access store items from the host store. | |
82 | "$test_directory/Bin/sed" --version > "$test_directory/output" | |
83 | fi | |
b07014f5 | 84 | grep 'GNU sed' "$test_directory/output" |
b908fcd8 LC |
85 | chmod -Rf +w "$test_directory"; rm -rf "$test_directory"/* |
86 | ||
fde2aec3 LC |
87 | case "`uname -m`" in |
88 | x86_64|i?86) | |
89 | # Try '-RR' and PRoot. | |
90 | tarball="`guix pack -RR -S /Bin=bin sed`" | |
91 | tar tvf "$tarball" | grep /bin/proot | |
92 | (cd "$test_directory"; tar xvf "$tarball") | |
93 | GUIX_EXECUTION_ENGINE="proot" | |
94 | export GUIX_EXECUTION_ENGINE | |
95 | "$test_directory/Bin/sed" --version > "$test_directory/output" | |
96 | grep 'GNU sed' "$test_directory/output" | |
64562321 LC |
97 | |
98 | # Now with fakechroot. | |
99 | GUIX_EXECUTION_ENGINE="fakechroot" | |
100 | "$test_directory/Bin/sed" --version > "$test_directory/output" | |
101 | grep 'GNU sed' "$test_directory/output" | |
102 | ||
fde2aec3 LC |
103 | chmod -Rf +w "$test_directory"; rm -rf "$test_directory"/* |
104 | ;; | |
105 | *) | |
106 | echo "skipping PRoot test" >&2 | |
107 | ;; | |
108 | esac | |
109 | ||
b908fcd8 LC |
110 | # Ensure '-R' works with outputs other than "out". |
111 | tarball="`guix pack -R -S /share=share groff:doc`" | |
112 | (cd "$test_directory"; tar xvf "$tarball") | |
113 | test -d "$test_directory/share/doc/groff/html" |