#!/bin/bash
#
# Test case for ejecting BDSs with block jobs still running on them
#
# Copyright (C) 2016 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, see <http://www.gnu.org/licenses/>.
#
# creator
owner=mreitz@redhat.com
seq="$(basename $0)"
echo "QA output created by $seq"
here="$PWD"
status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
rm -f "$TEST_DIR/{b,m,o}.$IMGFMT"
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.qemu
# Needs backing file and backing format support
_supported_fmt qcow2 qed
_supported_proto file
_supported_os Linux
test_blockjob()
{
_send_qemu_cmd $QEMU_HANDLE \
"{'execute': 'blockdev-add',
'arguments': {
'options': {
'id': 'drv0',
'driver': '$IMGFMT',
'file': {
'driver': 'file',
'filename': '$TEST_IMG'
}}}}" \
'return'
_send_qemu_cmd $QEMU_HANDLE \
"$1" \
"$2" \
| _filter_img_create
# We want this to return an error because the block job is still running
_send_qemu_cmd $QEMU_HANDLE \
"{'execute': 'x-blockdev-remove-medium',
'arguments': {'device': 'drv0'}}" \
'error'
_send_qemu_cmd $QEMU_HANDLE \
"{'execute': 'block-job-cancel',
'arguments': {'device': 'drv0'}}" \
"$3"
_send_qemu_cmd $QEMU_HANDLE \
"{'execute': 'x-blockdev-del',
'arguments': {'id': 'drv0'}}" \
'return'
}
TEST_IMG="$TEST_DIR/b.$IMGFMT" _make_test_img 1M
TEST_IMG="$TEST_DIR/m.$IMGFMT" _make_test_img -b "$TEST_DIR/b.$IMGFMT" 1M
_make_test_img -b "$TEST_DIR/m.$IMGFMT" 1M
_launch_qemu -nodefaults
_send_qemu_cmd $QEMU_HANDLE \
"{'execute': 'qmp_capabilities'}" \
'return'
echo
echo '=== Testing drive-backup ==='
echo
# drive-backup will not send BLOCK_JOB_READY by itself, and cancelling the job
# will consequently result in BLOCK_JOB_CANCELLED being emitted.
test_blockjob \
"{'execute': 'drive-backup',
'arguments': {'device': 'drv0',
'target': '$TEST_DIR/o.$IMGFMT',
'format': '$IMGFMT',
'sync': 'none'}}" \
'return' \
'BLOCK_JOB_CANCELLED'
echo
echo '=== Testing drive-mirror ==='
echo
# drive-mirror will send BLOCK_JOB_READY basically immediately, and cancelling
# the job will consequently result in BLOCK_JOB_COMPLETED being emitted.
test_blockjob \
"{'execute': 'drive-mirror',
'arguments': {'device': 'drv0',
'target': '$TEST_DIR/o.$IMGFMT',
'format': '$IMGFMT',
'sync': 'none'}}" \
'BLOCK_JOB_READY' \
'BLOCK_JOB_COMPLETED'
echo
echo '=== Testing active block-commit ==='
echo
# An active block-commit will send BLOCK_JOB_READY basically immediately, and
# cancelling the job will consequently result in BLOCK_JOB_COMPLETED being
# emitted.
test_blockjob \
"{'execute': 'block-commit',
'arguments': {'device': 'drv0'}}" \
'BLOCK_JOB_READY' \
'BLOCK_JOB_COMPLETED'
echo
echo '=== Testing non-active block-commit ==='
echo
# Give block-commit something to work on, otherwise it would be done
# immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
# fine without the block job still running.
$QEMU_IO -c 'write 0 1M' "$TEST_DIR/m.$IMGFMT" | _filter_qemu_io
test_blockjob \
"{'execute': 'block-commit',
'arguments': {'device': 'drv0',
'top': '$TEST_DIR/m.$IMGFMT',
'speed': 1}}" \
'return' \
'BLOCK_JOB_CANCELLED'
echo
echo '=== Testing block-stream ==='
echo
# Give block-stream something to work on, otherwise it would be done
# immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
# fine without the block job still running.
$QEMU_IO -c 'write 0 1M' "$TEST_DIR/b.$IMGFMT" | _filter_qemu_io
# With some data to stream (and @speed set to 1), block-stream will not complete
# until we send the block-job-cancel command. Therefore, no event other than
# BLOCK_JOB_CANCELLED will be emitted.
test_blockjob \
"{'execute': 'block-stream',
'arguments': {'device': 'drv0',
'speed': 1}}" \
'return' \
'BLOCK_JOB_CANCELLED'
_cleanup_qemu
# success, all done
echo "*** done"
rm -f $seq.full
status=0
