| 1 | # GNU Guix --- Functional package management for GNU |
| 2 | # Copyright © 2018, 2019 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 | if unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"' |
| 45 | then |
| 46 | # Test the wrapper that relies on user namespaces. |
| 47 | relocatable_option="-R" |
| 48 | else |
| 49 | case "`uname -m`" in |
| 50 | x86_64|i?86) |
| 51 | # Test the wrapper that falls back to PRoot. |
| 52 | relocatable_option="-RR";; |
| 53 | *) |
| 54 | # XXX: Our 'proot' package currently fails tests on non-Intel |
| 55 | # architectures, so skip this by default. |
| 56 | exit 77;; |
| 57 | esac |
| 58 | fi |
| 59 | |
| 60 | test_directory="`mktemp -d`" |
| 61 | export test_directory |
| 62 | trap 'chmod -Rf +w "$test_directory"; rm -rf "$test_directory"' EXIT |
| 63 | |
| 64 | export relocatable_option |
| 65 | tarball="`guix pack $relocatable_option -S /Bin=bin sed`" |
| 66 | (cd "$test_directory"; tar xvf "$tarball") |
| 67 | |
| 68 | # Run that relocatable 'sed' in a user namespace where we "erase" the store by |
| 69 | # mounting an empty file system on top of it. That way, we exercise the |
| 70 | # wrapper code that creates the user namespace and bind-mounts the store. |
| 71 | unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"; echo "$STORE_PARENT"/*; "$test_directory/Bin/sed" --version > "$test_directory/output"' |
| 72 | grep 'GNU sed' "$test_directory/output" |