| #!/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 |
| } |
| |
| # 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 |
| } |
| |
| |
| if ! . ./common.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} |
| : ${VALGRIND_QEMU_VXHS=$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}"/$$.valgrind |
| ( |
| if [ -n "${QEMU_NEED_PID}" ]; then |
| echo $BASHPID > "${QEMU_TEST_DIR}/qemu-${_QEMU_HANDLE}.pid" |
| fi |
| VALGRIND_QEMU="${VALGRIND_QEMU_VM}" _qemu_proc_exec "${VALGRIND_LOGFILE}" \ |
| "$QEMU_PROG" $QEMU_OPTIONS "$@" |
| ) |
| RETVAL=$? |
| _qemu_proc_valgrind_log "${VALGRIND_LOGFILE}" $RETVAL |
| return $RETVAL |
| } |
| |
| _qemu_img_wrapper() |
| { |
| local VALGRIND_LOGFILE="${TEST_DIR}"/$$.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 $RETVAL |
| } |
| |
| _qemu_vxhs_wrapper() |
| { |
| local VALGRIND_LOGFILE="${TEST_DIR}"/$$.valgrind |
| ( |
| echo $BASHPID > "${TEST_DIR}/qemu-vxhs.pid" |
| VALGRIND_QEMU="${VALGRIND_QEMU_VXHS}" _qemu_proc_exec "${VALGRIND_LOGFILE}" \ |
| "$QEMU_VXHS_PROG" $QEMU_VXHS_OPTIONS "$@" |
| ) |
| 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 QEMU_VXHS=_qemu_vxhs_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" = "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 [ "$IMGPROTO" = "ssh" ]; then |
| TEST_IMG_FILE=$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$TEST_IMG_FILE" |
| elif [ "$IMGPROTO" = "vxhs" ]; then |
| TEST_IMG_FILE=$TEST_DIR/t.$IMGFMT |
| TEST_IMG="vxhs://127.0.0.1:9999/t.$IMGFMT" |
| else |
| TEST_IMG=$IMGPROTO:$TEST_DIR/t.$IMGFMT |
| fi |
| fi |
| ORIG_TEST_IMG="$TEST_IMG" |
| |
| if [ -z "$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#$1#" |
| } |
| |
| _make_test_img() |
| { |
| # extra qemu-img options can be added by tests |
| # at least one argument (the image size) needs to be added |
| local extra_img_options="" |
| local optstr="" |
| local img_name="" |
| local use_backing=0 |
| local backing_file="" |
| local object_options="" |
| local opts_param=false |
| local misc_params=() |
| |
| if [ -n "$TEST_IMG_FILE" ]; then |
| img_name=$TEST_IMG_FILE |
| else |
| img_name=$TEST_IMG |
| 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 |
| |
| # Start QNIO server on image directory for vxhs protocol |
| if [ $IMGPROTO = "vxhs" ]; then |
| eval "$QEMU_VXHS -d $TEST_DIR > /dev/null &" |
| sleep 1 # Wait for server to come up. |
| fi |
| } |
| |
| _rm_test_img() |
| { |
| local img=$1 |
| if [ "$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 "$TEST_IMG_FILE" |
| ;; |
| vxhs) |
| if [ -f "${TEST_DIR}/qemu-vxhs.pid" ]; then |
| local QEMU_VXHS_PID |
| read QEMU_VXHS_PID < "${TEST_DIR}/qemu-vxhs.pid" |
| kill ${QEMU_VXHS_PID} >/dev/null 2>&1 |
| rm -f "${TEST_DIR}/qemu-vxhs.pid" |
| fi |
| rm -f "$TEST_IMG_FILE" |
| ;; |
| |
| file) |
| _rm_test_img "$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.$IMGFMT" > /dev/null |
| ;; |
| |
| sheepdog) |
| collie vdi delete "$TEST_DIR/t.$IMGFMT" |
| ;; |
| |
| esac |
| } |
| |
| _check_test_img() |
| { |
| ( |
| if [ "$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#$TEST_DIR#TEST_DIR#g" \ |
| -e "s#$IMGFMT#IMGFMT#g" \ |
| -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 |
| 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" |
| } |
| |
| _default_cache_mode() |
| { |
| if $CACHEMODE_IS_DEFAULT; then |
| CACHEMODE="$1" |
| QEMU_IO="$QEMU_IO --cache $1" |
| return |
| fi |
| } |
| _supported_aio_modes() |
| { |
| for mode; do |
| if [ "$mode" = "$AIOMODE" ]; then |
| return |
| fi |
| done |
| _notrun "not suitable for aio mode: $AIOMODE" |
| } |
| _default_aio_mode() |
| { |
| AIOMODE="$1" |
| QEMU_IO="$QEMU_IO --aio $1" |
| } |
| |
| _unsupported_imgopts() |
| { |
| for bad_opt |
| do |
| if echo "$IMGOPTS" | grep -q 2>/dev/null "$bad_opt" |
| then |
| _notrun "not suitable for image option: $bad_opt" |
| fi |
| done |
| } |
| |
| # 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 |
| } |
| |
| # make sure this script returns success |
| true |
