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Diffstat (limited to '')
| -rwxr-xr-x | tests/cp/cp-mv-enotsup-xattr.sh | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/tests/cp/cp-mv-enotsup-xattr.sh b/tests/cp/cp-mv-enotsup-xattr.sh new file mode 100755 index 0000000..4e441c2 --- /dev/null +++ b/tests/cp/cp-mv-enotsup-xattr.sh @@ -0,0 +1,132 @@ +#!/bin/sh +# Ensure that mv, cp -a and cp --preserve=xattr(all) options do work +# as expected on file systems without their support and do show correct +# diagnostics when required + +# Copyright (C) 2009-2020 Free Software Foundation, Inc. + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. + +# This program 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 General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <https://www.gnu.org/licenses/>. + +. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src +print_ver_ cp mv + +require_root_ + +cwd=$(pwd) +cleanup_() { cd /; umount "$cwd/noxattr"; umount "$cwd/xattr"; } + +skip=0 + +# Mount an ext2 loopback file system at $WHERE with $OPTS +make_fs() { + where="$1" + opts="$2" + + fs="$where.bin" + + dd if=/dev/zero of="$fs" bs=8192 count=200 > /dev/null 2>&1 \ + || skip=1 + mkdir "$where" || skip=1 + mkfs -t ext2 -F "$fs" || + skip_ "failed to create ext2 file system" + mount -oloop,$opts "$fs" "$where" || skip=1 + echo test > "$where"/f || skip=1 + test -s "$where"/f || skip=1 + + test $skip = 1 && + skip_ "insufficient mount/ext2 support" +} + +make_fs noxattr nouser_xattr +make_fs xattr user_xattr + +# testing xattr name-value pair +xattr_name="user.foo" +xattr_value="bar" +xattr_pair="$xattr_name=\"$xattr_value\"" + +echo test > xattr/a || framework_failure_ +getfattr -d xattr/a >out_a || skip_ "failed to get xattr of file" +grep -F "$xattr_pair" out_a >/dev/null && framework_failure_ +setfattr -n "$xattr_name" -v "$xattr_value" xattr/a >out_a \ + || skip_ "failed to set xattr of file" +getfattr -d xattr/a >out_a || skip_ "failed to get xattr of file" +grep -F "$xattr_pair" out_a >/dev/null \ + || skip_ "failed to set xattr of file" + + +# This should pass without diagnostics +cp -a xattr/a noxattr/ 2>err || fail=1 +test -s noxattr/a || fail=1 # destination file must not be empty +compare /dev/null err || fail=1 + +rm -f err noxattr/a + +# This should pass without diagnostics (new file) +cp --preserve=all xattr/a noxattr/ 2>err || fail=1 +test -s noxattr/a || fail=1 # destination file must not be empty +compare /dev/null err || fail=1 + +# This should pass without diagnostics (existing file) +cp --preserve=all xattr/a noxattr/ 2>err || fail=1 +test -s noxattr/a || fail=1 # destination file must not be empty +compare /dev/null err || fail=1 + +rm -f err noxattr/a + +# This should fail with corresponding diagnostics +cp -a --preserve=xattr xattr/a noxattr/ 2>err && fail=1 +if grep '^#define USE_XATTR 1' $CONFIG_HEADER > /dev/null; then +cat <<\EOF > exp +cp: setting attributes for 'noxattr/a': Operation not supported +EOF +else +cat <<\EOF > exp +cp: cannot preserve extended attributes, cp is built without xattr support +EOF +fi + +compare exp err || fail=1 + +rm -f err noxattr/a + +# This should pass without diagnostics +mv xattr/a noxattr/ 2>err || fail=1 +test -s noxattr/a || fail=1 # destination file must not be empty +compare /dev/null err || fail=1 + +# This should pass and copy xattrs of the symlink +# since the xattrs used here are not in the 'user.' namespace. +# Up to and including coreutils-8.22 xattrs of symlinks +# were not copied across file systems. +ln -s 'foo' xattr/symlink || framework_failure_ +# Note 'user.' namespace is only supported on regular files/dirs +# so use the 'trusted.' namespace here +txattr='trusted.overlay.whiteout' +if setfattr -hn "$txattr" -v y xattr/symlink; then + # Note only root can read the 'trusted.' namespace + if getfattr -h -m- -d xattr/symlink | grep -F "$txattr"; then + mv xattr/symlink noxattr/ 2>err || fail=1 + if grep '^#define USE_XATTR 1' $CONFIG_HEADER > /dev/null; then + getfattr -h -m- -d noxattr/symlink | grep -F "$txattr" || fail=1 + fi + compare /dev/null err || fail=1 + else + echo "failed to get '$txattr' xattr. skipping symlink check" >&2 + fi +else + echo "failed to set '$txattr' xattr. skipping symlink check" >&2 +fi + +Exit $fail |