ostree/tests/test-libarchive.sh

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#!/bin/bash
#
# Copyright (C) 2011 Colin Walters <walters@verbum.org>
#
# SPDX-License-Identifier: LGPL-2.0+
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <https://www.gnu.org/licenses/>.
set -euo pipefail
if ! ostree --version | grep -q -e '- libarchive'; then
echo "1..0 #SKIP no libarchive support compiled in"
exit 0
fi
. $(dirname $0)/libtest.sh
echo "1..18"
setup_test_repository "bare"
cd ${test_tmpdir}
mkdir foo
cd foo
mkdir -p usr/bin usr/lib
echo contents > usr/bin/foo
echo foo0 > usr/bin/foo0
ln usr/bin/foo usr/bin/bar
ln usr/bin/foo0 usr/bin/bar0
ln -s foo usr/bin/sl
mkdir -p usr/local/bin
ln usr/bin/foo usr/local/bin/baz
ln usr/bin/foo0 usr/local/bin/baz0
ln usr/bin/sl usr/local/bin/slhl
echo setuidme > usr/bin/setuidme
echo skipme > usr/bin/skipme
echo "a library" > usr/lib/libfoo.so
echo "another library" > usr/lib/libbar.so
# Create a tar archive
tar -c -z -f ../foo.tar.gz .
# Create a cpio archive
find . | cpio -o -H newc > ../foo.cpio
cd ..
cat > statoverride.txt <<EOF
2048 /usr/bin/setuidme
EOF
cat > skiplist.txt <<EOF
/usr/bin/skipme
EOF
$OSTREE commit -s "from tar" -b test-tar \
--statoverride=statoverride.txt \
--skip-list=skiplist.txt \
--tree=tar=foo.tar.gz
echo "ok tar commit"
$OSTREE commit -s "from cpio" -b test-cpio \
--statoverride=statoverride.txt \
--skip-list=skiplist.txt \
--tree=tar=foo.cpio
echo "ok cpio commit"
cat foo.tar.gz | $OSTREE commit -s "from tar" -b test-tar-stdin \
--statoverride=statoverride.txt \
--skip-list=skiplist.txt \
--tree=tar=-
echo "ok tar commit from stdin"
cat foo.cpio | $OSTREE commit -s "from cpio" -b test-cpio-stdin \
--statoverride=statoverride.txt \
--skip-list=skiplist.txt \
--tree=tar=-
echo "ok cpio commit from stdin"
assert_valid_checkout () {
ref=$1
rm test-${ref}-checkout -rf
$OSTREE checkout test-${ref} test-${ref}-checkout
assert_valid_content test-${ref}-checkout
rm -rf test-${ref}-checkout
}
assert_valid_content () {
dn=$1
cd ${dn}
# basic content check
assert_file_has_content usr/bin/foo contents
assert_file_has_content usr/bin/bar contents
assert_file_has_content usr/local/bin/baz contents
assert_file_has_content usr/bin/foo0 foo0
assert_file_has_content usr/bin/bar0 foo0
assert_file_has_content usr/local/bin/baz0 foo0
assert_file_has_content usr/lib/libfoo.so 'a library'
assert_file_has_content usr/lib/libbar.so 'another library'
# hardlinks
assert_files_hardlinked usr/bin/foo usr/bin/bar
assert_files_hardlinked usr/bin/foo usr/local/bin/baz
assert_files_hardlinked usr/bin/foo0 usr/bin/bar0
assert_files_hardlinked usr/bin/foo0 usr/local/bin/baz0
# symlinks
assert_symlink_has_content usr/bin/sl foo
assert_file_has_content usr/bin/sl contents
# ostree checkout doesn't care if two symlinks are actually hardlinked
# together (which is fine). checking that it's also a symlink is good enough.
assert_symlink_has_content usr/local/bin/slhl foo
# stat override
test -u usr/bin/setuidme
# skip list
test ! -f usr/bin/skipme
cd ${test_tmpdir}
}
assert_valid_checkout tar
echo "ok tar contents"
assert_valid_checkout cpio
echo "ok cpio contents"
assert_valid_checkout tar-stdin
echo "ok tar contents from stdin"
assert_valid_checkout cpio-stdin
echo "ok cpio contents from stdin"
cd ${test_tmpdir}
mkdir multicommit-files
cd multicommit-files
mkdir -p files1/subdir files2/subdir
echo "to be overwritten file" > files1/testfile
echo "not overwritten" > files1/otherfile
echo "overwriting file" > files2/testfile
ln -s "to-be-overwritten-symlink" files1/testsymlink
ln -s "overwriting-symlink" files2/testsymlink
ln -s "not overwriting symlink" files2/ohersymlink
echo "original" > files1/subdir/original
echo "new" > files2/subdir/new
tar -c -C files1 -z -f files1.tar.gz .
tar -c -C files2 -z -f files2.tar.gz .
$OSTREE commit -s 'multi tar' -b multicommit --tree=tar=files1.tar.gz --tree=tar=files2.tar.gz
echo "ok tar multicommit"
cd ${test_tmpdir}
$OSTREE checkout multicommit multicommit-checkout
cd multicommit-checkout
assert_file_has_content testfile "overwriting file"
assert_file_has_content otherfile "not overwritten"
assert_file_has_content subdir/original "original"
assert_file_has_content subdir/new "new"
echo "ok tar multicommit contents"
cd ${test_tmpdir}/multicommit-files
tar -c -C files1 -z -f partial.tar.gz subdir/original
$OSTREE commit -s 'partial' -b partial --tar-autocreate-parents --tree=tar=partial.tar.gz
echo "ok tar partial commit"
cd ${test_tmpdir}
$OSTREE checkout partial partial-checkout
cd partial-checkout
assert_file_has_content subdir/original "original"
echo "ok tar partial commit contents"
uid=$(id -u)
gid=$(id -g)
autocreate_args="--tar-autocreate-parents --owner-uid=${uid} --owner-gid=${gid}"
cd ${test_tmpdir}
tar -cf empty.tar.gz -T /dev/null
$OSTREE commit -b tar-empty ${autocreate_args} --tree=tar=empty.tar.gz
$OSTREE ls tar-empty > ls.txt
assert_file_has_content ls.txt "d00755 ${uid} ${gid} 0 /"
echo "ok tar autocreate with owner uid/gid"
# noop pathname filter
cd ${test_tmpdir}
$OSTREE commit -b test-tar ${autocreate_args} \
--tar-pathname-filter='^nosuchfile/,nootherfile/' \
--statoverride=statoverride.txt \
--skip-list=skiplist.txt \
--tree=tar=foo.tar.gz
rm test-tar-co -rf
$OSTREE checkout test-tar test-tar-co
assert_valid_content ${test_tmpdir}/test-tar-co
echo "ok tar pathname filter prefix (noop)"
# Add a prefix
cd ${test_tmpdir}
# Update the metadata overrides matching our pathname filter
for f in statoverride.txt skiplist.txt; do
sed -i -e 's,/usr/,/foo/usr/,' $f
done
$OSTREE commit -b test-tar ${autocreate_args} \
--tar-pathname-filter='^,foo/' \
--statoverride=statoverride.txt \
--skip-list=skiplist.txt \
--tree=tar=foo.tar.gz
rm test-tar-co -rf
$OSTREE checkout test-tar test-tar-co
assert_has_dir test-tar-co/foo
assert_valid_content ${test_tmpdir}/test-tar-co/foo
echo "ok tar pathname filter prefix"
# Test anchored and not-anchored
for filter in '^usr/bin/,usr/sbin/' '/bin/,/sbin/'; do
cd ${test_tmpdir}
$OSTREE commit -b test-tar ${autocreate_args} \
--tar-pathname-filter=$filter \
--tree=tar=foo.tar.gz
rm test-tar-co -rf
$OSTREE checkout test-tar test-tar-co
cd test-tar-co
# Check that we just had usr/bin → usr/sbin
assert_not_has_file usr/bin/foo
assert_file_has_content usr/sbin/foo contents
assert_not_has_file usr/sbin/libfoo.so
assert_file_has_content usr/lib/libfoo.so 'a library'
echo "ok tar pathname filter modification: ${filter}"
done
# Test sizes metadata. This needs an archive repo, so a separate repo is used.
cd ${test_tmpdir}
rm -rf repo2
ostree_repo_init repo2 --mode=archive
${CMD_PREFIX} ostree --repo=repo2 commit \
-s "from tar" -b test-tar \
--generate-sizes \
--tree=tar=foo.tar.gz
${CMD_PREFIX} ostree --repo=repo2 show --print-sizes test-tar > sizes.txt
assert_file_has_content sizes.txt 'Compressed size (needed/total): 0[  ]bytes/1.2[  ]kB'
assert_file_has_content sizes.txt 'Unpacked size (needed/total): 0[  ]bytes/921[  ]bytes'
assert_file_has_content sizes.txt 'Number of objects (needed/total): 0/14'
echo "ok tar sizes metadata"