mirror of
				https://github.com/qemu/qemu.git
				synced 2025-10-31 04:06:46 +00:00 
			
		
		
		
	 dba5aee4da
			
		
	
	
		dba5aee4da
		
	
	
	
	
		
			
			We want iotests pass with both the default zlib compression and with IMGOPTS='compression_type=zstd'. Actually the only test that is interested in real compression type in test output is 287 (test for qcow2 compression type), so implement specific option for it. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Hanna Reitz <hreitz@redhat.com> Message-Id: <20211223160144.1097696-17-vsementsov@virtuozzo.com> Signed-off-by: Hanna Reitz <hreitz@redhat.com>
		
			
				
	
	
		
			1023 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
			
		
		
	
	
			1023 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
| #!/usr/bin/env bash
 | |
| #
 | |
| # Copyright (C) 2009 Red Hat, Inc.
 | |
| # Copyright (c) 2000-2006 Silicon Graphics, Inc.  All Rights Reserved.
 | |
| #
 | |
| # 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, see <http://www.gnu.org/licenses/>.
 | |
| #
 | |
| 
 | |
| SED=
 | |
| for sed in sed gsed; do
 | |
|     ($sed --version | grep 'GNU sed') > /dev/null 2>&1
 | |
|     if [ "$?" -eq 0 ]; then
 | |
|         SED=$sed
 | |
|         break
 | |
|     fi
 | |
| done
 | |
| if [ -z "$SED" ]; then
 | |
|     echo "$0: GNU sed not found"
 | |
|     exit 1
 | |
| fi
 | |
| 
 | |
| dd()
 | |
| {
 | |
|    if [ "$HOSTOS" == "Linux" ]
 | |
|    then
 | |
|         command dd --help | grep noxfer > /dev/null 2>&1
 | |
| 
 | |
|         if [ "$?" -eq 0 ]
 | |
|             then
 | |
|                 command dd status=noxfer $@
 | |
|             else
 | |
|                 command dd $@
 | |
|             fi
 | |
|    else
 | |
|         command dd $@
 | |
|    fi
 | |
| }
 | |
| 
 | |
| # poke_file 'test.img' 512 '\xff\xfe'
 | |
| poke_file()
 | |
| {
 | |
|     printf "$3" | dd "of=$1" bs=1 "seek=$2" conv=notrunc &>/dev/null
 | |
| }
 | |
| 
 | |
| # poke_file_le $img_filename $offset $byte_width $value
 | |
| # Example: poke_file_le "$TEST_IMG" 512 2 65534
 | |
| poke_file_le()
 | |
| {
 | |
|     local img=$1 ofs=$2 len=$3 val=$4 str=''
 | |
| 
 | |
|     while ((len--)); do
 | |
|         str+=$(printf '\\x%02x' $((val & 0xff)))
 | |
|         val=$((val >> 8))
 | |
|     done
 | |
| 
 | |
|     poke_file "$img" "$ofs" "$str"
 | |
| }
 | |
| 
 | |
| # poke_file_be $img_filename $offset $byte_width $value
 | |
| # Example: poke_file_be "$TEST_IMG" 512 2 65279
 | |
| poke_file_be()
 | |
| {
 | |
|     local img=$1 ofs=$2 len=$3 val=$4
 | |
|     local str=$(printf "%0$((len * 2))x\n" $val | sed 's/\(..\)/\\x\1/g')
 | |
| 
 | |
|     poke_file "$img" "$ofs" "$str"
 | |
| }
 | |
| 
 | |
| # peek_file_le 'test.img' 512 2 => 65534
 | |
| peek_file_le()
 | |
| {
 | |
|     local val=0 shift=0 byte
 | |
| 
 | |
|     # coreutils' od --endian is not portable, so manually assemble bytes.
 | |
|     for byte in $(od -j"$2" -N"$3" -An -v -tu1 "$1"); do
 | |
|         val=$(( val | (byte << shift) ))
 | |
|         shift=$((shift + 8))
 | |
|     done
 | |
|     printf %llu $val
 | |
| }
 | |
| 
 | |
| # peek_file_be 'test.img' 512 2 => 65279
 | |
| peek_file_be()
 | |
| {
 | |
|     local val=0 byte
 | |
| 
 | |
|     # coreutils' od --endian is not portable, so manually assemble bytes.
 | |
|     for byte in $(od -j"$2" -N"$3" -An -v -tu1 "$1"); do
 | |
|         val=$(( (val << 8) | byte ))
 | |
|     done
 | |
|     printf %llu $val
 | |
| }
 | |
| 
 | |
| # peek_file_raw 'test.img' 512 2 => '\xff\xfe'. Do not use if the raw data
 | |
| # is likely to contain \0 or trailing \n.
 | |
| peek_file_raw()
 | |
| {
 | |
|     dd if="$1" bs=1 skip="$2" count="$3" status=none
 | |
| }
 | |
| 
 | |
| config=common.config
 | |
| test -f $config || config=../common.config
 | |
| if ! test -f $config
 | |
| then
 | |
|     echo "$0: failed to find common.config"
 | |
|     exit 1
 | |
| fi
 | |
| if ! . $config
 | |
|     then
 | |
|     echo "$0: failed to source common.config"
 | |
|     exit 1
 | |
| fi
 | |
| 
 | |
| # Set the variables to the empty string to turn Valgrind off
 | |
| # for specific processes, e.g.
 | |
| # $ VALGRIND_QEMU_IO= ./check -qcow2 -valgrind 015
 | |
| 
 | |
| : ${VALGRIND_QEMU_VM=$VALGRIND_QEMU}
 | |
| : ${VALGRIND_QEMU_IMG=$VALGRIND_QEMU}
 | |
| : ${VALGRIND_QEMU_IO=$VALGRIND_QEMU}
 | |
| : ${VALGRIND_QEMU_NBD=$VALGRIND_QEMU}
 | |
| : ${VALGRIND_QSD=$VALGRIND_QEMU}
 | |
| 
 | |
| # The Valgrind own parameters may be set with
 | |
| # its environment variable VALGRIND_OPTS, e.g.
 | |
| # $ VALGRIND_OPTS="--leak-check=yes" ./check -qcow2 -valgrind 015
 | |
| 
 | |
| _qemu_proc_exec()
 | |
| {
 | |
|     local VALGRIND_LOGFILE="$1"
 | |
|     shift
 | |
|     if [[ "${VALGRIND_QEMU}" == "y" && "${NO_VALGRIND}" != "y" ]]; then
 | |
|         exec valgrind --log-file="${VALGRIND_LOGFILE}" --error-exitcode=99 "$@"
 | |
|     else
 | |
|         exec "$@"
 | |
|     fi
 | |
| }
 | |
| 
 | |
| _qemu_proc_valgrind_log()
 | |
| {
 | |
|     local VALGRIND_LOGFILE="$1"
 | |
|     local RETVAL="$2"
 | |
|     if [[ "${VALGRIND_QEMU}" == "y" && "${NO_VALGRIND}" != "y" ]]; then
 | |
|         if [ $RETVAL == 99 ]; then
 | |
|             cat "${VALGRIND_LOGFILE}"
 | |
|         fi
 | |
|         rm -f "${VALGRIND_LOGFILE}"
 | |
|     fi
 | |
| }
 | |
| 
 | |
| _qemu_wrapper()
 | |
| {
 | |
|     local VALGRIND_LOGFILE="${TEST_DIR}"/$$.valgrind
 | |
|     (
 | |
|         if [ -n "${QEMU_NEED_PID}" ]; then
 | |
|             echo $BASHPID > "${QEMU_TEST_DIR}/qemu-${_QEMU_HANDLE}.pid"
 | |
|         fi
 | |
| 
 | |
|         GDB=""
 | |
|         if [ -n "${GDB_OPTIONS}" ]; then
 | |
|             GDB="gdbserver ${GDB_OPTIONS}"
 | |
|         fi
 | |
| 
 | |
|         VALGRIND_QEMU="${VALGRIND_QEMU_VM}" _qemu_proc_exec "${VALGRIND_LOGFILE}" \
 | |
|             $GDB "$QEMU_PROG" $QEMU_OPTIONS "$@"
 | |
|     )
 | |
|     RETVAL=$?
 | |
|     _qemu_proc_valgrind_log "${VALGRIND_LOGFILE}" $RETVAL
 | |
|     return $RETVAL
 | |
| }
 | |
| 
 | |
| _qemu_img_wrapper()
 | |
| {
 | |
|     local VALGRIND_LOGFILE="${TEST_DIR}"/$$.valgrind
 | |
|     (
 | |
|         VALGRIND_QEMU="${VALGRIND_QEMU_IMG}" _qemu_proc_exec "${VALGRIND_LOGFILE}" \
 | |
|             "$QEMU_IMG_PROG" $QEMU_IMG_OPTIONS "$@"
 | |
|     )
 | |
|     RETVAL=$?
 | |
|     _qemu_proc_valgrind_log "${VALGRIND_LOGFILE}" $RETVAL
 | |
|     return $RETVAL
 | |
| }
 | |
| 
 | |
| _qemu_io_wrapper()
 | |
| {
 | |
|     local VALGRIND_LOGFILE="${TEST_DIR}"/$$.valgrind
 | |
|     local QEMU_IO_ARGS="$QEMU_IO_OPTIONS"
 | |
|     if [ "$IMGOPTSSYNTAX" = "true" ]; then
 | |
|         QEMU_IO_ARGS="--image-opts $QEMU_IO_ARGS"
 | |
|         if [ -n "$IMGKEYSECRET" ]; then
 | |
|             QEMU_IO_ARGS="--object secret,id=keysec0,data=$IMGKEYSECRET $QEMU_IO_ARGS"
 | |
|         fi
 | |
|     fi
 | |
|     (
 | |
|         VALGRIND_QEMU="${VALGRIND_QEMU_IO}" _qemu_proc_exec "${VALGRIND_LOGFILE}" \
 | |
|             "$QEMU_IO_PROG" $QEMU_IO_ARGS "$@"
 | |
|     )
 | |
|     RETVAL=$?
 | |
|     _qemu_proc_valgrind_log "${VALGRIND_LOGFILE}" $RETVAL
 | |
|     return $RETVAL
 | |
| }
 | |
| 
 | |
| _qemu_nbd_wrapper()
 | |
| {
 | |
|     local VALGRIND_LOGFILE="${TEST_DIR}"/$$.valgrind
 | |
|     (
 | |
|         VALGRIND_QEMU="${VALGRIND_QEMU_NBD}" _qemu_proc_exec "${VALGRIND_LOGFILE}" \
 | |
|             "$QEMU_NBD_PROG" --pid-file="${QEMU_TEST_DIR}/qemu-nbd.pid" \
 | |
|              $QEMU_NBD_OPTIONS "$@"
 | |
|     )
 | |
|     RETVAL=$?
 | |
|     _qemu_proc_valgrind_log "${VALGRIND_LOGFILE}" $RETVAL
 | |
|     return $RETVAL
 | |
| }
 | |
| 
 | |
| _qemu_storage_daemon_wrapper()
 | |
| {
 | |
|     local VALGRIND_LOGFILE="${TEST_DIR}"/$$.valgrind
 | |
|     (
 | |
|         if [ -n "${QSD_NEED_PID}" ]; then
 | |
|             echo $BASHPID > "${QEMU_TEST_DIR}/qemu-storage-daemon.pid"
 | |
|         fi
 | |
|         VALGRIND_QEMU="${VALGRIND_QSD}" _qemu_proc_exec "${VALGRIND_LOGFILE}" \
 | |
|             "$QSD_PROG" $QSD_OPTIONS "$@"
 | |
|     )
 | |
|     RETVAL=$?
 | |
|     _qemu_proc_valgrind_log "${VALGRIND_LOGFILE}" $RETVAL
 | |
|     return $RETVAL
 | |
| }
 | |
| 
 | |
| # Valgrind bug #409141 https://bugs.kde.org/show_bug.cgi?id=409141
 | |
| # Until valgrind 3.16+ is ubiquitous, we must work around a hang in
 | |
| # valgrind when issuing sigkill. Disable valgrind for this invocation.
 | |
| _NO_VALGRIND()
 | |
| {
 | |
|     NO_VALGRIND="y" "$@"
 | |
| }
 | |
| 
 | |
| export QEMU=_qemu_wrapper
 | |
| export QEMU_IMG=_qemu_img_wrapper
 | |
| export QEMU_IO=_qemu_io_wrapper
 | |
| export QEMU_NBD=_qemu_nbd_wrapper
 | |
| export QSD=_qemu_storage_daemon_wrapper
 | |
| 
 | |
| if [ "$IMGOPTSSYNTAX" = "true" ]; then
 | |
|     DRIVER="driver=$IMGFMT"
 | |
|     QEMU_IMG_EXTRA_ARGS="--image-opts $QEMU_IMG_EXTRA_ARGS"
 | |
|     if [ -n "$IMGKEYSECRET" ]; then
 | |
|         QEMU_IMG_EXTRA_ARGS="--object secret,id=keysec0,data=$IMGKEYSECRET $QEMU_IMG_EXTRA_ARGS"
 | |
|     fi
 | |
|     if [ "$IMGFMT" = "luks" ]; then
 | |
|         DRIVER="$DRIVER,key-secret=keysec0"
 | |
|     fi
 | |
|     if [ "$IMGPROTO" = "file" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         TEST_IMG="$DRIVER,file.filename=$TEST_DIR/t.$IMGFMT"
 | |
|     elif [ "$IMGPROTO" = "nbd" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         TEST_IMG="$DRIVER,file.driver=nbd,file.type=unix"
 | |
|         TEST_IMG="$TEST_IMG,file.path=$SOCK_DIR/nbd"
 | |
|     elif [ "$IMGPROTO" = "fuse" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         TEST_IMG="$DRIVER,file.filename=$SOCK_DIR/fuse-t.$IMGFMT"
 | |
|     elif [ "$IMGPROTO" = "ssh" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         TEST_IMG="$DRIVER,file.driver=ssh,file.host=127.0.0.1,file.path=$TEST_IMG_FILE"
 | |
|     elif [ "$IMGPROTO" = "nfs" ]; then
 | |
|         TEST_DIR="$DRIVER,file.driver=nfs,file.filename=nfs://127.0.0.1/$TEST_DIR"
 | |
|         TEST_IMG=$TEST_DIR/t.$IMGFMT
 | |
|     else
 | |
|         TEST_IMG="$DRIVER,file.driver=$IMGPROTO,file.filename=$TEST_DIR/t.$IMGFMT"
 | |
|     fi
 | |
| else
 | |
|     QEMU_IMG_EXTRA_ARGS=
 | |
|     if [ "$IMGPROTO" = "file" ]; then
 | |
|         TEST_IMG=$TEST_DIR/t.$IMGFMT
 | |
|     elif [ "$IMGPROTO" = "nbd" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         TEST_IMG="nbd+unix:///?socket=$SOCK_DIR/nbd"
 | |
|     elif [ "$IMGPROTO" = "fuse" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         TEST_IMG="$SOCK_DIR/fuse-t.$IMGFMT"
 | |
|     elif [ "$IMGPROTO" = "ssh" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         REMOTE_TEST_DIR="ssh://\\($USER@\\)\\?127.0.0.1\\(:[0-9]\\+\\)\\?$TEST_DIR"
 | |
|         TEST_IMG="ssh://127.0.0.1$TEST_IMG_FILE"
 | |
|     elif [ "$IMGPROTO" = "nfs" ]; then
 | |
|         TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT
 | |
|         REMOTE_TEST_DIR="nfs://127.0.0.1$TEST_DIR"
 | |
|         TEST_IMG="nfs://127.0.0.1$TEST_IMG_FILE"
 | |
|     else
 | |
|         TEST_IMG=$IMGPROTO:$TEST_DIR/t.$IMGFMT
 | |
|     fi
 | |
| fi
 | |
| ORIG_TEST_IMG_FILE=$TEST_IMG_FILE
 | |
| ORIG_TEST_IMG="$TEST_IMG"
 | |
| 
 | |
| FUSE_PIDS=()
 | |
| FUSE_EXPORTS=()
 | |
| 
 | |
| if [ -z "$TEST_DIR" ]; then
 | |
|         TEST_DIR=$PWD/scratch
 | |
| fi
 | |
| 
 | |
| QEMU_TEST_DIR="${TEST_DIR}"
 | |
| 
 | |
| if [ ! -e "$TEST_DIR" ]; then
 | |
|         mkdir "$TEST_DIR"
 | |
| fi
 | |
| 
 | |
| if [ ! -d "$TEST_DIR" ]; then
 | |
|     echo "common.rc: Error: \$TEST_DIR ($TEST_DIR) is not a directory"
 | |
|     exit 1
 | |
| fi
 | |
| 
 | |
| if [ -z "$REMOTE_TEST_DIR" ]; then
 | |
|     REMOTE_TEST_DIR="$TEST_DIR"
 | |
| fi
 | |
| 
 | |
| if [ ! -d "$SAMPLE_IMG_DIR" ]; then
 | |
|     echo "common.rc: Error: \$SAMPLE_IMG_DIR ($SAMPLE_IMG_DIR) is not a directory"
 | |
|     exit 1
 | |
| fi
 | |
| 
 | |
| _use_sample_img()
 | |
| {
 | |
|     SAMPLE_IMG_FILE="${1%\.bz2}"
 | |
|     TEST_IMG="$TEST_DIR/$SAMPLE_IMG_FILE"
 | |
|     bzcat "$SAMPLE_IMG_DIR/$1" > "$TEST_IMG"
 | |
|     if [ $? -ne 0 ]
 | |
|     then
 | |
|         echo "_use_sample_img error, cannot extract '$SAMPLE_IMG_DIR/$1'"
 | |
|         exit 1
 | |
|     fi
 | |
| }
 | |
| 
 | |
| _stop_nbd_server()
 | |
| {
 | |
|     if [ -f "${QEMU_TEST_DIR}/qemu-nbd.pid" ]; then
 | |
|         local QEMU_NBD_PID
 | |
|         read QEMU_NBD_PID < "${QEMU_TEST_DIR}/qemu-nbd.pid"
 | |
|         kill ${QEMU_NBD_PID}
 | |
|         rm -f "${QEMU_TEST_DIR}/qemu-nbd.pid" "$SOCK_DIR/nbd"
 | |
|     fi
 | |
| }
 | |
| 
 | |
| # Gets the data_file value from IMGOPTS and replaces the '$TEST_IMG'
 | |
| # pattern by '$1'
 | |
| # Caution: The replacement is done with sed, so $1 must be escaped
 | |
| #          properly.  (The delimiter is '#'.)
 | |
| _get_data_file()
 | |
| {
 | |
|     if ! echo "$IMGOPTS" | grep -q 'data_file='; then
 | |
|         return 1
 | |
|     fi
 | |
| 
 | |
|     echo "$IMGOPTS" | sed -e 's/.*data_file=\([^,]*\).*/\1/' \
 | |
|                     | sed -e "s#\\\$TEST_IMG#$1#"
 | |
| }
 | |
| 
 | |
| # Translate a $TEST_IMG to its corresponding $TEST_IMG_FILE for
 | |
| # different protocols
 | |
| _test_img_to_test_img_file()
 | |
| {
 | |
|     case "$IMGPROTO" in
 | |
|         file)
 | |
|             echo "$1"
 | |
|             ;;
 | |
| 
 | |
|         fuse)
 | |
|             echo "$1" | sed -e "s#$SOCK_DIR/fuse-#$TEST_DIR/#"
 | |
|             ;;
 | |
| 
 | |
|         nfs)
 | |
|             echo "$1" | sed -e "s#nfs://127.0.0.1##"
 | |
|             ;;
 | |
| 
 | |
|         ssh)
 | |
|             echo "$1" | \
 | |
|                 sed -e "s#ssh://\\($USER@\\)\\?127.0.0.1\\(:[0-9]\\+\\)\\?##"
 | |
|             ;;
 | |
| 
 | |
|         *)
 | |
|             return 1
 | |
|             ;;
 | |
|     esac
 | |
| }
 | |
| 
 | |
| _make_test_img()
 | |
| {
 | |
|     # extra qemu-img options can be added by tests
 | |
|     # at least one argument (the image size) needs to be added
 | |
|     local extra_img_options=""
 | |
|     local optstr=""
 | |
|     local img_name=""
 | |
|     local use_backing=0
 | |
|     local backing_file=""
 | |
|     local object_options=""
 | |
|     local opts_param=false
 | |
|     local misc_params=()
 | |
| 
 | |
|     if [[ $IMGPROTO == fuse && $TEST_IMG == $SOCK_DIR/fuse-* ]]; then
 | |
|         # The caller may be trying to overwrite an existing image
 | |
|         _rm_test_img "$TEST_IMG"
 | |
|     fi
 | |
| 
 | |
|     if [ -z "$TEST_IMG_FILE" ]; then
 | |
|         img_name=$TEST_IMG
 | |
|     elif [ "$IMGOPTSSYNTAX" != "true" -a \
 | |
|            "$TEST_IMG_FILE" = "$ORIG_TEST_IMG_FILE" ]; then
 | |
|         # Handle cases of tests only updating TEST_IMG, but not TEST_IMG_FILE
 | |
|         img_name=$(_test_img_to_test_img_file "$TEST_IMG")
 | |
|         if [ "$?" != 0 ]; then
 | |
|             img_name=$TEST_IMG_FILE
 | |
|         fi
 | |
|     else
 | |
|         # $TEST_IMG_FILE is not the default value, so it definitely has been
 | |
|         # modified by the test
 | |
|         img_name=$TEST_IMG_FILE
 | |
|     fi
 | |
| 
 | |
|     if [ -n "$IMGOPTS" ]; then
 | |
|         imgopts_expanded=$(echo "$IMGOPTS" | sed -e "s#\\\$TEST_IMG#$img_name#")
 | |
|         optstr=$(_optstr_add "$optstr" "$imgopts_expanded")
 | |
|     fi
 | |
|     if [ -n "$IMGKEYSECRET" ]; then
 | |
|         object_options="--object secret,id=keysec0,data=$IMGKEYSECRET"
 | |
|         optstr=$(_optstr_add "$optstr" "key-secret=keysec0")
 | |
|     fi
 | |
| 
 | |
|     for param; do
 | |
|         if [ "$use_backing" = "1" -a -z "$backing_file" ]; then
 | |
|             backing_file=$param
 | |
|             continue
 | |
|         elif $opts_param; then
 | |
|             optstr=$(_optstr_add "$optstr" "$param")
 | |
|             opts_param=false
 | |
|             continue
 | |
|         fi
 | |
| 
 | |
|         case "$param" in
 | |
|             -b)
 | |
|                 use_backing=1
 | |
|                 ;;
 | |
| 
 | |
|             -o)
 | |
|                 opts_param=true
 | |
|                 ;;
 | |
| 
 | |
|             --no-opts)
 | |
|                 optstr=""
 | |
|                 ;;
 | |
| 
 | |
|             *)
 | |
|                 misc_params=("${misc_params[@]}" "$param")
 | |
|                 ;;
 | |
|         esac
 | |
|     done
 | |
| 
 | |
|     if [ \( "$IMGFMT" = "qcow2" -o "$IMGFMT" = "qed" \) -a -n "$CLUSTER_SIZE" ]; then
 | |
|         optstr=$(_optstr_add "$optstr" "cluster_size=$CLUSTER_SIZE")
 | |
|     fi
 | |
| 
 | |
|     if [ -n "$optstr" ]; then
 | |
|         extra_img_options="-o $optstr $extra_img_options"
 | |
|     fi
 | |
| 
 | |
|     if [ $IMGPROTO = "nbd" ]; then
 | |
|         _stop_nbd_server
 | |
|     fi
 | |
| 
 | |
|     # XXX(hch): have global image options?
 | |
|     (
 | |
|      if [ $use_backing = 1 ]; then
 | |
|         $QEMU_IMG create $object_options -f $IMGFMT $extra_img_options -b "$backing_file" "$img_name" "${misc_params[@]}" 2>&1
 | |
|      else
 | |
|         $QEMU_IMG create $object_options -f $IMGFMT $extra_img_options "$img_name" "${misc_params[@]}" 2>&1
 | |
|      fi
 | |
|     ) | _filter_img_create
 | |
| 
 | |
|     # Start an NBD server on the image file, which is what we'll be talking to.
 | |
|     # Once NBD gains resize support, we may also want to use -f raw at the
 | |
|     # server and interpret format over NBD, but for now, the format is
 | |
|     # interpreted at the server and raw data sent over NBD.
 | |
|     if [ $IMGPROTO = "nbd" ]; then
 | |
|         # Pass a sufficiently high number to -e that should be enough for all
 | |
|         # tests
 | |
|         eval "$QEMU_NBD -v -t -k '$SOCK_DIR/nbd' -f $IMGFMT -e 42 -x '' $TEST_IMG_FILE >/dev/null &"
 | |
|         sleep 1 # FIXME: qemu-nbd needs to be listening before we continue
 | |
|     fi
 | |
| 
 | |
|     if [ $IMGPROTO = "fuse" -a -f "$img_name" ]; then
 | |
|         local export_mp
 | |
|         local pid
 | |
|         local pidfile
 | |
|         local timeout
 | |
| 
 | |
|         export_mp=$(echo "$img_name" | sed -e "s#$TEST_DIR/#$SOCK_DIR/fuse-#")
 | |
|         if ! echo "$export_mp" | grep -q "^$SOCK_DIR"; then
 | |
|             echo 'Cannot use FUSE exports with images outside of TEST_DIR' >&2
 | |
|             return 1
 | |
|         fi
 | |
| 
 | |
|         touch "$export_mp"
 | |
|         rm -f "$SOCK_DIR/fuse-output"
 | |
| 
 | |
|         # Usually, users would export formatted nodes.  But we present fuse as a
 | |
|         # protocol-level driver here, so we have to leave the format to the
 | |
|         # client.
 | |
|         # Switch off allow-other, because in general we do not need it for
 | |
|         # iotests.  The default allow-other=auto has the downside of printing a
 | |
|         # fusermount error on its first attempt if allow_other is not
 | |
|         # permissible, which we would need to filter.
 | |
|         QSD_NEED_PID=y $QSD \
 | |
|               --blockdev file,node-name=export-node,filename=$img_name,discard=unmap \
 | |
|               --export fuse,id=fuse-export,node-name=export-node,mountpoint="$export_mp",writable=on,growable=on,allow-other=off \
 | |
|               &
 | |
| 
 | |
|         pidfile="$QEMU_TEST_DIR/qemu-storage-daemon.pid"
 | |
| 
 | |
|         # Wait for the PID file
 | |
|         while [ ! -f "$pidfile" ]; do
 | |
|             sleep 0.5
 | |
|         done
 | |
| 
 | |
|         pid=$(cat "$pidfile")
 | |
|         rm -f "$pidfile"
 | |
| 
 | |
|         FUSE_PIDS+=($pid)
 | |
|         FUSE_EXPORTS+=("$export_mp")
 | |
|     fi
 | |
| }
 | |
| 
 | |
| _rm_test_img()
 | |
| {
 | |
|     local img=$1
 | |
| 
 | |
|     if [[ $IMGPROTO == fuse && $img == $SOCK_DIR/fuse-* ]]; then
 | |
|         # Drop a FUSE export
 | |
|         local df_output
 | |
|         local i
 | |
|         local image_file
 | |
|         local index=''
 | |
|         local timeout
 | |
| 
 | |
|         for i in "${!FUSE_EXPORTS[@]}"; do
 | |
|             if [ "${FUSE_EXPORTS[i]}" = "$img" ]; then
 | |
|                 index=$i
 | |
|                 break
 | |
|             fi
 | |
|         done
 | |
| 
 | |
|         if [ -z "$index" ]; then
 | |
|             # Probably gone already
 | |
|             return 0
 | |
|         fi
 | |
| 
 | |
|         kill "${FUSE_PIDS[index]}"
 | |
| 
 | |
|         # Wait until the mount is gone
 | |
|         timeout=10 # *0.5 s
 | |
|         while true; do
 | |
|             # Will show the mount point; if the mount is still there,
 | |
|             # it will be $img.
 | |
|             df_output=$(df "$img" 2>/dev/null)
 | |
| 
 | |
|             # But df may also show an error ("Transpoint endpoint not
 | |
|             # connected"), so retry in such cases
 | |
|             if [ -n "$df_output" ]; then
 | |
|                 if ! echo "$df_output" | grep -q "$img"; then
 | |
|                     break
 | |
|                 fi
 | |
|             fi
 | |
| 
 | |
|             sleep 0.5
 | |
| 
 | |
|             timeout=$((timeout - 1))
 | |
|             if [ "$timeout" = 0 ]; then
 | |
|                 echo 'Failed to take down FUSE export' >&2
 | |
|                 return 1
 | |
|             fi
 | |
|         done
 | |
| 
 | |
|         rm -f "$img"
 | |
| 
 | |
|         unset "FUSE_PIDS[$index]"
 | |
|         unset "FUSE_EXPORTS[$index]"
 | |
| 
 | |
|         image_file=$(echo "$img" | sed -e "s#$SOCK_DIR/fuse-#$TEST_DIR/#")
 | |
|         _rm_test_img "$image_file"
 | |
|         return
 | |
|     fi
 | |
| 
 | |
|     if [ "$IMGFMT" = "vmdk" ]; then
 | |
|         # Remove all the extents for vmdk
 | |
|         "$QEMU_IMG" info "$img" 2>/dev/null | grep 'filename:' | cut -f 2 -d: \
 | |
|             | xargs -I {} rm -f "{}"
 | |
|     elif [ "$IMGFMT" = "qcow2" ]; then
 | |
|         # Remove external data file
 | |
|         if data_file=$(_get_data_file "$img"); then
 | |
|             rm -f "$data_file"
 | |
|         fi
 | |
|     fi
 | |
|     rm -f "$img"
 | |
| }
 | |
| 
 | |
| _cleanup_test_img()
 | |
| {
 | |
|     case "$IMGPROTO" in
 | |
| 
 | |
|         nbd)
 | |
|             _stop_nbd_server
 | |
|             rm -f "$TEST_IMG_FILE"
 | |
|             ;;
 | |
| 
 | |
|         fuse)
 | |
|             local mp
 | |
| 
 | |
|             for mp in "${FUSE_EXPORTS[@]}"; do
 | |
|                 _rm_test_img "$mp"
 | |
|             done
 | |
| 
 | |
|             FUSE_PIDS=()
 | |
|             FUSE_EXPORTS=()
 | |
|             ;;
 | |
| 
 | |
|         file)
 | |
|             _rm_test_img "$TEST_DIR/t.$IMGFMT"
 | |
|             _rm_test_img "$TEST_DIR/t.$IMGFMT.orig"
 | |
|             _rm_test_img "$TEST_DIR/t.$IMGFMT.base"
 | |
|             if [ -n "$SAMPLE_IMG_FILE" ]
 | |
|             then
 | |
|                 rm -f "$TEST_DIR/$SAMPLE_IMG_FILE"
 | |
|                 SAMPLE_IMG_FILE=
 | |
|                 TEST_IMG="$ORIG_TEST_IMG"
 | |
|             fi
 | |
|             ;;
 | |
| 
 | |
|         rbd)
 | |
|             rbd --no-progress rm "$TEST_DIR/t.$IMGFMT" > /dev/null
 | |
|             ;;
 | |
| 
 | |
|     esac
 | |
| }
 | |
| 
 | |
| _check_test_img()
 | |
| {
 | |
|     (
 | |
|         if [ "$IMGOPTSSYNTAX" = "true" ]; then
 | |
|             $QEMU_IMG check $QEMU_IMG_EXTRA_ARGS "$@" "$TEST_IMG" 2>&1
 | |
|         else
 | |
|             $QEMU_IMG check "$@" -f $IMGFMT "$TEST_IMG" 2>&1
 | |
|         fi
 | |
|     ) | _filter_testdir | _filter_qemu_img_check
 | |
| 
 | |
|     # return real qemu_img check status, to analyze in
 | |
|     # _check_test_img_ignore_leaks
 | |
|     return ${PIPESTATUS[0]}
 | |
| }
 | |
| 
 | |
| _check_test_img_ignore_leaks()
 | |
| {
 | |
|     out=$(_check_test_img "$@")
 | |
|     status=$?
 | |
|     if [ $status = 3 ]; then
 | |
|         # This must correspond to success output in dump_human_image_check()
 | |
|         echo "No errors were found on the image."
 | |
|         return 0
 | |
|     fi
 | |
|     echo "$out"
 | |
|     return $status
 | |
| }
 | |
| 
 | |
| _img_info()
 | |
| {
 | |
|     if [[ "$1" == "--format-specific" ]]; then
 | |
|         local format_specific=1
 | |
|         shift
 | |
|     else
 | |
|         local format_specific=0
 | |
|     fi
 | |
| 
 | |
|     discard=0
 | |
|     regex_json_spec_start='^ *"format-specific": \{'
 | |
|     $QEMU_IMG info $QEMU_IMG_EXTRA_ARGS "$@" "$TEST_IMG" 2>&1 | \
 | |
|         sed -e "s#$REMOTE_TEST_DIR#TEST_DIR#g" \
 | |
|             -e "s#$IMGPROTO:$TEST_DIR#TEST_DIR#g" \
 | |
|             -e "s#$TEST_DIR#TEST_DIR#g" \
 | |
|             -e "s#$SOCK_DIR/fuse-#TEST_DIR/#g" \
 | |
|             -e "s#$IMGFMT#IMGFMT#g" \
 | |
|             -e 's/\(compression type: \)\(zlib\|zstd\)/\1COMPRESSION_TYPE/' \
 | |
|             -e "/^disk size:/ D" \
 | |
|             -e "/actual-size/ D" | \
 | |
|         while IFS='' read -r line; do
 | |
|             if [[ $format_specific == 1 ]]; then
 | |
|                 discard=0
 | |
|             elif [[ $line == "Format specific information:" ]]; then
 | |
|                 discard=1
 | |
|             elif [[ $line =~ $regex_json_spec_start ]]; then
 | |
|                 discard=2
 | |
|                 regex_json_spec_end="^${line%%[^ ]*}\\},? *$"
 | |
|             fi
 | |
|             if [[ $discard == 0 ]]; then
 | |
|                 echo "$line"
 | |
|             elif [[ $discard == 1 && ! $line ]]; then
 | |
|                 echo
 | |
|                 discard=0
 | |
|             elif [[ $discard == 2 && $line =~ $regex_json_spec_end ]]; then
 | |
|                 discard=0
 | |
|             fi
 | |
|         done
 | |
| }
 | |
| 
 | |
| # bail out, setting up .notrun file
 | |
| #
 | |
| _notrun()
 | |
| {
 | |
|     echo "$*" >"$OUTPUT_DIR/$seq.notrun"
 | |
|     echo "$seq not run: $*"
 | |
|     status=0
 | |
|     exit
 | |
| }
 | |
| 
 | |
| # bail out, setting up .casenotrun file
 | |
| # The function _casenotrun() is used as a notifier. It is the
 | |
| # caller's responsibility to make skipped a particular test.
 | |
| #
 | |
| _casenotrun()
 | |
| {
 | |
|     echo "    [case not run] $*" >>"$OUTPUT_DIR/$seq.casenotrun"
 | |
| }
 | |
| 
 | |
| # just plain bail out
 | |
| #
 | |
| _fail()
 | |
| {
 | |
|     echo "$*" | tee -a "$OUTPUT_DIR/$seq.full"
 | |
|     echo "(see $seq.full for details)"
 | |
|     status=1
 | |
|     exit 1
 | |
| }
 | |
| 
 | |
| # tests whether $IMGFMT is one of the supported image formats for a test
 | |
| #
 | |
| _supported_fmt()
 | |
| {
 | |
|     # "generic" is suitable for most image formats. For some formats it doesn't
 | |
|     # work, however (most notably read-only formats), so they can opt out by
 | |
|     # setting IMGFMT_GENERIC to false.
 | |
|     for f; do
 | |
|         if [ "$f" = "$IMGFMT" -o "$f" = "generic" -a "$IMGFMT_GENERIC" = "true" ]; then
 | |
|             if [ "$IMGFMT" = "luks" ]; then
 | |
|                 _require_working_luks
 | |
|             fi
 | |
|             return
 | |
|         fi
 | |
|     done
 | |
| 
 | |
|     _notrun "not suitable for this image format: $IMGFMT"
 | |
| }
 | |
| 
 | |
| # tests whether $IMGFMT is one of the unsupported image format for a test
 | |
| #
 | |
| _unsupported_fmt()
 | |
| {
 | |
|     for f; do
 | |
|         if [ "$f" = "$IMGFMT" ]; then
 | |
|             _notrun "not suitable for this image format: $IMGFMT"
 | |
|         fi
 | |
|     done
 | |
| }
 | |
| 
 | |
| # tests whether $IMGPROTO is one of the supported image protocols for a test
 | |
| #
 | |
| _supported_proto()
 | |
| {
 | |
|     for f; do
 | |
|         if [ "$f" = "$IMGPROTO" -o "$f" = "generic" ]; then
 | |
|             return
 | |
|         fi
 | |
|     done
 | |
| 
 | |
|     _notrun "not suitable for this image protocol: $IMGPROTO"
 | |
| }
 | |
| 
 | |
| # tests whether $IMGPROTO is specified as an unsupported image protocol for a test
 | |
| #
 | |
| _unsupported_proto()
 | |
| {
 | |
|     for f; do
 | |
|         if [ "$f" = "$IMGPROTO" ]; then
 | |
|             _notrun "not suitable for this image protocol: $IMGPROTO"
 | |
|             return
 | |
|         fi
 | |
|     done
 | |
| }
 | |
| 
 | |
| # tests whether the host OS is one of the supported OSes for a test
 | |
| #
 | |
| _supported_os()
 | |
| {
 | |
|     for h
 | |
|     do
 | |
|         if [ "$h" = "$HOSTOS" ]
 | |
|         then
 | |
|             return
 | |
|         fi
 | |
|     done
 | |
| 
 | |
|     _notrun "not suitable for this OS: $HOSTOS"
 | |
| }
 | |
| 
 | |
| _supported_cache_modes()
 | |
| {
 | |
|     for mode; do
 | |
|         if [ "$mode" = "$CACHEMODE" ]; then
 | |
|             return
 | |
|         fi
 | |
|     done
 | |
|     _notrun "not suitable for cache mode: $CACHEMODE"
 | |
| }
 | |
| 
 | |
| # Check whether the filesystem supports O_DIRECT
 | |
| _check_o_direct()
 | |
| {
 | |
|     testfile="$TEST_DIR"/_check_o_direct
 | |
|     $QEMU_IMG create -f raw "$testfile" 1M > /dev/null
 | |
|     out=$($QEMU_IO -f raw -t none -c quit "$testfile" 2>&1)
 | |
|     rm -f "$testfile"
 | |
| 
 | |
|     [[ "$out" != *"O_DIRECT"* ]]
 | |
| }
 | |
| 
 | |
| _require_o_direct()
 | |
| {
 | |
|     if ! _check_o_direct; then
 | |
|         _notrun "file system on $TEST_DIR does not support O_DIRECT"
 | |
|     fi
 | |
| }
 | |
| 
 | |
| _check_cache_mode()
 | |
| {
 | |
|     if [ $CACHEMODE == "none" ] || [ $CACHEMODE == "directsync" ]; then
 | |
|         _require_o_direct
 | |
|     fi
 | |
| }
 | |
| 
 | |
| _check_cache_mode
 | |
| 
 | |
| # $1 - cache mode to use by default
 | |
| # $2 - (optional) cache mode to use by default if O_DIRECT is not supported
 | |
| _default_cache_mode()
 | |
| {
 | |
|     if $CACHEMODE_IS_DEFAULT; then
 | |
|         if [ -z "$2" ] || _check_o_direct; then
 | |
|             CACHEMODE="$1"
 | |
|         else
 | |
|             CACHEMODE="$2"
 | |
|         fi
 | |
|         QEMU_IO="$QEMU_IO --cache $CACHEMODE"
 | |
|         _check_cache_mode
 | |
|         return
 | |
|     fi
 | |
| }
 | |
| _supported_aio_modes()
 | |
| {
 | |
|     for mode; do
 | |
|         if [ "$mode" = "$AIOMODE" ]; then
 | |
|             return
 | |
|         fi
 | |
|     done
 | |
|     _notrun "not suitable for aio mode: $AIOMODE"
 | |
| }
 | |
| _default_aio_mode()
 | |
| {
 | |
|     AIOMODE="$1"
 | |
|     QEMU_IO="$QEMU_IO --aio $1"
 | |
| }
 | |
| 
 | |
| _unsupported_imgopts()
 | |
| {
 | |
|     for bad_opt
 | |
|     do
 | |
|         # Add a space so tests can match for whitespace that marks the
 | |
|         # end of an option (\b or \> are not portable)
 | |
|         if echo "$IMGOPTS " | grep -q 2>/dev/null "$bad_opt"
 | |
|         then
 | |
|             _notrun "not suitable for image option: $bad_opt"
 | |
|         fi
 | |
|     done
 | |
| }
 | |
| 
 | |
| # Caution: Overwrites $TEST_DIR/t.luks
 | |
| _require_working_luks()
 | |
| {
 | |
|     file="$TEST_DIR/t.luks"
 | |
| 
 | |
|     output=$(
 | |
|         $QEMU_IMG create -f luks \
 | |
|             --object secret,id=sec0,data=hunter0 \
 | |
|             -o key-secret=sec0 \
 | |
|             -o iter-time=10 \
 | |
|             "$file" \
 | |
|             1M \
 | |
|             2>&1
 | |
|     )
 | |
|     status=$?
 | |
| 
 | |
|     IMGFMT='luks' _rm_test_img "$file"
 | |
| 
 | |
|     if [ $status != 0 ]; then
 | |
|         reason=$(echo "$output" | grep "$file:" | $SED -e "s#.*$file: *##")
 | |
|         if [ -z "$reason" ]; then
 | |
|             reason="Failed to create a LUKS image"
 | |
|         fi
 | |
|         _notrun "$reason"
 | |
|     fi
 | |
| }
 | |
| 
 | |
| # this test requires that a specified command (executable) exists
 | |
| #
 | |
| _require_command()
 | |
| {
 | |
|     if [ "$1" = "QEMU" ]; then
 | |
|         c=$QEMU_PROG
 | |
|     elif [ "$1" = "QEMU_IMG" ]; then
 | |
|         c=$QEMU_IMG_PROG
 | |
|     elif [ "$1" = "QEMU_IO" ]; then
 | |
|         c=$QEMU_IO_PROG
 | |
|     elif [ "$1" = "QEMU_NBD" ]; then
 | |
|         c=$QEMU_NBD_PROG
 | |
|     else
 | |
|         eval c=\$$1
 | |
|     fi
 | |
|     [ -x "$c" ] || _notrun "$1 utility required, skipped this test"
 | |
| }
 | |
| 
 | |
| # Check that a set of drivers has been whitelisted in the QEMU binary
 | |
| #
 | |
| _require_drivers()
 | |
| {
 | |
|     available=$($QEMU -drive format=help | \
 | |
|                 sed -e '/Supported formats:/!d' -e 's/Supported formats://')
 | |
|     for driver
 | |
|     do
 | |
|         if ! echo "$available" | grep -q " $driver\( \|$\)"; then
 | |
|             _notrun "$driver not available"
 | |
|         fi
 | |
|     done
 | |
| }
 | |
| 
 | |
| # Check that we have a file system that allows huge (but very sparse) files
 | |
| #
 | |
| _require_large_file()
 | |
| {
 | |
|     if ! truncate --size="$1" "$TEST_IMG"; then
 | |
|         _notrun "file system on $TEST_DIR does not support large enough files"
 | |
|     fi
 | |
|     rm "$TEST_IMG"
 | |
| }
 | |
| 
 | |
| # Check that a set of devices is available in the QEMU binary
 | |
| #
 | |
| _require_devices()
 | |
| {
 | |
|     available=$($QEMU -M none -device help | \
 | |
|                 grep ^name | sed -e 's/^name "//' -e 's/".*$//')
 | |
|     for device
 | |
|     do
 | |
|         if ! echo "$available" | grep -q "$device" ; then
 | |
|             _notrun "$device not available"
 | |
|         fi
 | |
|     done
 | |
| }
 | |
| 
 | |
| _require_one_device_of()
 | |
| {
 | |
|     available=$($QEMU -M none -device help | \
 | |
|                 grep ^name | sed -e 's/^name "//' -e 's/".*$//')
 | |
|     for device
 | |
|     do
 | |
|         if echo "$available" | grep -q "$device" ; then
 | |
|             return
 | |
|         fi
 | |
|     done
 | |
|     _notrun "$* not available"
 | |
| }
 | |
| 
 | |
| _qcow2_dump_header()
 | |
| {
 | |
|     if [[ "$1" == "--no-filter-compression" ]]; then
 | |
|         local filter_compression=0
 | |
|         shift
 | |
|     else
 | |
|         local filter_compression=1
 | |
|     fi
 | |
| 
 | |
|     img="$1"
 | |
|     if [ -z "$img" ]; then
 | |
|         img="$TEST_IMG"
 | |
|     fi
 | |
| 
 | |
|     if [[ $filter_compression == 0 ]]; then
 | |
|         $PYTHON qcow2.py "$img" dump-header
 | |
|     else
 | |
|         $PYTHON qcow2.py "$img" dump-header | _filter_qcow2_compression_type_bit
 | |
|     fi
 | |
| }
 | |
| 
 | |
| # make sure this script returns success
 | |
| true
 |