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qemu-iotests: add option in common.qemu for mismatch only

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Add option to echo response to QMP / HMP command only on mismatch.

Useful for ignore all normal responses, but catching things like
segfaults.

Signed-off-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Jeff Cody 2017-11-19 18:25:50 -05:00
parent 6133b39f3c
commit a2339699c3
1 changed files with 7 additions and 1 deletions
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8
tests/qemu-iotests/common.qemu
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@ -50,6 +50,8 @@ _in_fd=4
#
# If $silent is set to anything but an empty string, then
# response is not echoed out.
# If $mismatch_only is set, only non-matching responses will
# be echoed.
function _timed_wait_for()
{
local h=${1}
@ -58,14 +60,18 @@ function _timed_wait_for()
QEMU_STATUS[$h]=0
while IFS= read -t ${QEMU_COMM_TIMEOUT} resp <&${QEMU_OUT[$h]}
do
if [ -z "${silent}" ]; then
if [ -z "${silent}" ] && [ -z "${mismatch_only}" ]; then
echo "${resp}" | _filter_testdir | _filter_qemu \
| _filter_qemu_io | _filter_qmp | _filter_hmp
fi
grep -q "${*}" < <(echo "${resp}")
if [ $? -eq 0 ]; then
return
elif [ -z "${silent}" ] && [ -n "${mismatch_only}" ]; then
echo "${resp}" | _filter_testdir | _filter_qemu \
| _filter_qemu_io | _filter_qmp | _filter_hmp
fi
done
QEMU_STATUS[$h]=-1
if [ -z "${qemu_error_no_exit}" ]; then