62 lines
2.3 KiB
Bash
62 lines
2.3 KiB
Bash
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# GNU Guix --- Functional package management for GNU
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# Copyright © 2018 Ludovic Courtès <ludo@gnu.org>
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#
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# This file is part of GNU Guix.
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#
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# GNU Guix is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or (at
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# your option) any later version.
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#
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# GNU Guix is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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#
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# Test the 'guix pack --relocatable' using the external store, if any.
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#
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guix pack --version
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# 'guix pack --relocatable' requires a C compiler and libc.a, which our
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# bootstrap binaries don't provide. To make the test relatively inexpensive,
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# run it on the user's global store if possible, on the grounds that binaries
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# may already be there or can be built or downloaded inexpensively.
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NIX_STORE_DIR="`guile -c '(use-modules (guix config))(display %storedir)'`"
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localstatedir="`guile -c '(use-modules (guix config))(display %localstatedir)'`"
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GUIX_DAEMON_SOCKET="$localstatedir/guix/daemon-socket/socket"
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export NIX_STORE_DIR GUIX_DAEMON_SOCKET
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if ! guile -c '(use-modules (guix)) (exit (false-if-exception (open-connection)))'
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then
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exit 77
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fi
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STORE_PARENT="`dirname $NIX_STORE_DIR`"
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export STORE_PARENT
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if test "$STORE_PARENT" = "/"; then exit 77; fi
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# This test requires user namespaces and associated command-line tools.
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if ! unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"'
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then
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exit 77
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fi
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test_directory="`mktemp -d`"
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export test_directory
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trap 'chmod -Rf +w "$test_directory"; rm -rf "$test_directory"' EXIT
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tarball="`guix pack -R -S /Bin=bin sed`"
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(cd "$test_directory"; tar xvf "$tarball")
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# Run that relocatable 'sed' in a user namespace where we "erase" the store by
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# mounting an empty file system on top of it. That way, we exercise the
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# wrapper code that creates the user namespace and bind-mounts the store.
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unshare -mrf sh -c 'mount -t tmpfs none "$STORE_PARENT"; echo "$STORE_PARENT"/*; "$test_directory/Bin/sed" --version > "$test_directory/output"'
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grep 'GNU sed' "$test_directory/output"
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