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#!/bin/bash -
# libguestfs
# Copyright (C) 2009-2012 Red Hat 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
unset CDPATH
set -e
#set -v
if [ ! -w /dev/fuse ]; then
echo "SKIPPING guestmount test, because there is no /dev/fuse."
exit 0
fi
if ! setfacl --help >/dev/null 2>&1; then
echo "SKIPPING guestmount test, because setfacl is not installed."
exit 0
fi
if [ -z "$top_builddir" ]; then
echo "$0: error: environment variable \$top_builddir must be set"
exit 1
fi
nr_stages=$(grep "^stage " $0 | wc -l)
# Allow top_builddir to be a relative path, but also make it absolute,
# and move to that directory for the initial phase of the script.
top_builddir=$(cd "$top_builddir" > /dev/null; pwd)
# Set TMPDIR so the appliance doesn't conflict with globally
# installed libguestfs.
export TMPDIR=$top_builddir
# Set libguestfs up for running locally.
export LIBGUESTFS_PATH="$top_builddir/appliance"
# Paths to the other programs and files. NB: Must be absolute paths.
guestfish="$top_builddir/fish/guestfish"
guestmount="$top_builddir/fuse/guestmount"
image="$top_builddir/fuse/test.img"
mp="$top_builddir/fuse/test-mp"
if [ ! -x "$guestfish" -o ! -x "$guestmount" ]; then
echo "$0: error: guestfish or guestmount are not available"
exit 1
fi
if [ ! -c /dev/fuse ]; then
echo "/dev/fuse does not exist skipping tests."
exit 0
fi
# Ensure everything is cleaned up on exit.
rm -f "$image"
mkdir -p "$mp"
fusermount -u "$mp" >/dev/null 2>&1 ||:
function cleanup ()
{
status=$?
set +e
[ $status = 0 ] || echo "*** FAILED ***"
echo "Unmounting filesystem and cleaning up."
# Move out of the mountpoint (otherwise our cwd will prevent the
# mountpoint from being unmounted).
cd "$top_builddir"
# Who's using this? Should be no one, but see below.
if [ -x /sbin/fuser ]; then /sbin/fuser "$mp"; fi
# If you run this and you have GNOME running at the same time,
# then randomly /usr/libexec/gvfs-gdu-volume-monitor will decide
# to do whatever it does in the mountpoint directory, preventing
# you from unmounting it! Hence the need for this loop.
count=10
while ! fusermount -u "$mp" && [ $count -gt 0 ]; do
sleep 1
((count--))
done
rm -f "$image"
rm -rf "$mp"
exit $status
}
trap cleanup INT TERM QUIT EXIT
s=1
function stage ()
{
echo "test-fuse: $s/$nr_stages:" "$@" "..."
((s++))
}
stage Create filesystem with some initial content
$guestfish <<EOF
sparse "$image" 10M
run
part-disk /dev/sda mbr
mkfs ext2 /dev/sda1
mount_options acl,user_xattr /dev/sda1 /
write /hello.txt hello
write /world.txt "hello world"
touch /empty
touch /user_xattr
setxattr user.test hello123 8 /user_xattr
touch /acl
# XXX hack until libguestfs gets ACL support
debug sh "setfacl -m u:500:r /sysroot/acl" | cat > /dev/null
EOF
stage Mounting the filesystem
$guestmount \
-a "$image" -m /dev/sda1:/:acl,user_xattr \
-o uid="$(id -u)" -o gid="$(id -g)" "$mp"
# To debug guestmount, add this to the end of the preceding command:
# -v -x & sleep 60
stage Changing into mounted directory
cd "$mp"
stage Checking initial files exist
[ -n "$(echo *)" ]
[ "$(ls empty hello.txt world.txt)" = "empty
hello.txt
world.txt" ]
stage Checking initial files contain expected content
[ "$(cat hello.txt)" = "hello" ]
[ "$(cat world.txt)" = "hello world" ]
cat empty ;# should print nothing
[ -z "$(cat empty)" ]
stage Checking file modes of initial content
[ "$(stat -c %a empty)" = "644" ]
[ "$(stat -c %a hello.txt)" = "644" ]
[ "$(stat -c %a world.txt)" = "644" ]
stage Checking sizes of initial content
[ "$(stat -c %s empty)" -eq 0 ]
[ "$(stat -c %s hello.txt)" -eq 5 ]
[ "$(stat -c %s world.txt)" -eq 11 ]
stage Checking unlink
touch new
rm -f new ;# force because file is "owned" by root
stage Checking symbolic link
ln -s hello.txt symlink
[ -L symlink ]
stage Checking readlink
[ "$(readlink symlink)" = "hello.txt" ]
stage Checking hard link
[ "$(stat -c %h hello.txt)" -eq 1 ]
ln hello.txt link
[ "$(stat -c %h link)" -eq 2 ]
[ "$(stat -c %h hello.txt)" -eq 2 ]
rm -f link
[ ! -e link ]
# This fails because of caching. The problem is that the linked file
# ("hello.txt") is cached with a link count of 2. unlink("link")
# invalidates the cache for "link", but _not_ for "hello.txt" which
# still has the now-incorrect cached value. However there's not much
# we can do about this since searching for all linked inodes of a file
# is an O(n) operation.
#[ "$(stat -c %h hello.txt)" -eq 1 ]
stage Checking mkdir
mkdir newdir
[ -d newdir ]
stage Checking rmdir
rmdir newdir
[ ! -e newdir ]
stage Checking rename
touch old
mv old new
[ -f new ]
[ ! -e old ]
rm -f new
stage Checking chmod
touch new
chmod a+x new
[ -x new ]
chmod a-x new
[ ! -x new ]
chmod a-w new
[ ! -w new ]
chmod a+w new
[ -w new ]
chmod a-r new
[ ! -r new ]
chmod a+r new
[ -r new ]
rm -f new
stage Checking truncate
truncate -s 10000 truncated
[ "$(stat -c %s truncated)" -eq 10000 ]
truncate -c -s 1000 truncated
[ "$(stat -c %s truncated)" -eq 1000 ]
truncate -c -s 10 truncated
[ "$(stat -c %s truncated)" -eq 10 ]
truncate -c -s 0 truncated
[ "$(stat -c %s truncated)" -eq 0 ]
rm -f truncated
# Disabled because of RHBZ#660687 on Debian.
# stage Checking utimens and timestamps
# for ts in 12345 1234567 987654321; do
# # NB: It's not possible to set the ctime with touch.
# touch -a -d @$ts timestamp
# [ "$(stat -c %X timestamp)" -eq $ts ]
# touch -m -d @$ts timestamp
# [ "$(stat -c %Y timestamp)" -eq $ts ]
# touch -d @$ts timestamp
# [ "$(stat -c %X timestamp)" -eq $ts ]
# [ "$(stat -c %Y timestamp)" -eq $ts ]
# done
stage Checking writes
cp hello.txt copy.txt
echo >> copy.txt
echo world >> copy.txt
echo bigger >> copy.txt
echo biggest >> copy.txt
[ "$(cat copy.txt)" = "hello
world
bigger
biggest" ]
stage 'Checking extended attribute (xattr) read operation'
if getfattr --help > /dev/null 2>&1 ; then
[ "$(getfattr -d user_xattr | grep -v ^#)" = 'user.test="hello123"' ]
fi
stage Checking POSIX ACL read operation
if getfacl --help > /dev/null 2>&1 ; then
[ "$(getfacl -n acl | grep -v ^#)" = "user::rw-
user:500:r--
group::r--
mask::r--
other::r--" ]
fi
# These ones are not yet tested by the current script:
#stage XXX statfs/statvfs
# These ones cannot easily be tested by the current script, eg because
# this script doesn't run as root:
#stage XXX fsync
#stage XXX chown
#stage XXX mknod
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