#!/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, write to the

# Free Software Foundation, Inc., 59 Temple Place - Suite 330,

# Boston, MA 02111-1307, USA.

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

touch 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

touch usr/bin/setuidme

touch 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 <

2048 /usr/bin/setuidme

EOF

cat > skiplist.txt <

/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_empty usr/bin/foo0

  assert_file_empty usr/bin/bar0

  assert_file_empty usr/local/bin/baz0

  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/1.1[  ]kB'

assert_file_has_content sizes.txt 'Unpacked size (needed/total): 0[  ]bytes/900[  ]bytes'

assert_file_has_content sizes.txt 'Number of objects (needed/total): 0/12'

echo "ok tar sizes metadata"