iotests: Add test for block jobs and BDS ejection
Suggested-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Max Reitz
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15a2b18fe5
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c78dc18295
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#!/bin/bash
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#
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# Test case for ejecting BDSs with block jobs still running on them
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#
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# Copyright (C) 2016 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# creator
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owner=mreitz@redhat.com
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seq="$(basename $0)"
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echo "QA output created by $seq"
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here="$PWD"
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tmp=/tmp/$$
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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rm -f "$TEST_DIR/{b,m,o}.$IMGFMT"
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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. ./common.qemu
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# Needs backing file and backing format support
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_supported_fmt qcow2 qed
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_supported_proto file
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_supported_os Linux
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test_blockjob()
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{
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_send_qemu_cmd $QEMU_HANDLE \
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"{'execute': 'blockdev-add',
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'arguments': {
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'options': {
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'id': 'drv0',
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'driver': '$IMGFMT',
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'file': {
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'driver': 'file',
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'filename': '$TEST_IMG'
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}}}}" \
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'return'
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_send_qemu_cmd $QEMU_HANDLE \
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"$1" \
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"$2" \
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| _filter_img_create
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# We want this to return an error because the block job is still running
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_send_qemu_cmd $QEMU_HANDLE \
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"{'execute': 'x-blockdev-remove-medium',
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'arguments': {'device': 'drv0'}}" \
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'error'
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_send_qemu_cmd $QEMU_HANDLE \
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"{'execute': 'block-job-cancel',
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'arguments': {'device': 'drv0'}}" \
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"$3"
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_send_qemu_cmd $QEMU_HANDLE \
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"{'execute': 'x-blockdev-del',
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'arguments': {'id': 'drv0'}}" \
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'return'
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}
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TEST_IMG="$TEST_DIR/b.$IMGFMT" _make_test_img 1M
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TEST_IMG="$TEST_DIR/m.$IMGFMT" _make_test_img -b "$TEST_DIR/b.$IMGFMT" 1M
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_make_test_img -b "$TEST_DIR/m.$IMGFMT" 1M
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_launch_qemu -nodefaults
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_send_qemu_cmd $QEMU_HANDLE \
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"{'execute': 'qmp_capabilities'}" \
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'return'
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echo
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echo '=== Testing drive-backup ==='
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echo
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# drive-backup will not send BLOCK_JOB_READY by itself, and cancelling the job
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# will consequently result in BLOCK_JOB_CANCELLED being emitted.
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test_blockjob \
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"{'execute': 'drive-backup',
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'arguments': {'device': 'drv0',
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'target': '$TEST_DIR/o.$IMGFMT',
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'format': '$IMGFMT',
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'sync': 'none'}}" \
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'return' \
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'BLOCK_JOB_CANCELLED'
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echo
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echo '=== Testing drive-mirror ==='
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echo
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# drive-mirror will send BLOCK_JOB_READY basically immediately, and cancelling
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# the job will consequently result in BLOCK_JOB_COMPLETED being emitted.
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test_blockjob \
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"{'execute': 'drive-mirror',
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'arguments': {'device': 'drv0',
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'target': '$TEST_DIR/o.$IMGFMT',
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'format': '$IMGFMT',
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'sync': 'none'}}" \
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'BLOCK_JOB_READY' \
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'BLOCK_JOB_COMPLETED'
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echo
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echo '=== Testing active block-commit ==='
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echo
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# An active block-commit will send BLOCK_JOB_READY basically immediately, and
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# cancelling the job will consequently result in BLOCK_JOB_COMPLETED being
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# emitted.
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test_blockjob \
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"{'execute': 'block-commit',
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'arguments': {'device': 'drv0'}}" \
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'BLOCK_JOB_READY' \
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'BLOCK_JOB_COMPLETED'
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echo
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echo '=== Testing non-active block-commit ==='
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echo
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# Give block-commit something to work on, otherwise it would be done
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# immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
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# fine without the block job still running.
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$QEMU_IO -c 'write 0 1M' "$TEST_DIR/m.$IMGFMT" | _filter_qemu_io
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test_blockjob \
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"{'execute': 'block-commit',
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'arguments': {'device': 'drv0',
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'top': '$TEST_DIR/m.$IMGFMT',
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'speed': 1}}" \
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'return' \
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'BLOCK_JOB_CANCELLED'
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echo
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echo '=== Testing block-stream ==='
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echo
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# Give block-stream something to work on, otherwise it would be done
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# immediately, send a BLOCK_JOB_COMPLETED and ejecting the BDS would work just
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# fine without the block job still running.
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$QEMU_IO -c 'write 0 1M' "$TEST_DIR/b.$IMGFMT" | _filter_qemu_io
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# With some data to stream (and @speed set to 1), block-stream will not complete
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# until we send the block-job-cancel command. Therefore, no event other than
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# BLOCK_JOB_CANCELLED will be emitted.
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test_blockjob \
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"{'execute': 'block-stream',
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'arguments': {'device': 'drv0',
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'speed': 1}}" \
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'return' \
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'BLOCK_JOB_CANCELLED'
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_cleanup_qemu
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# success, all done
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echo "*** done"
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rm -f $seq.full
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status=0
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@ -0,0 +1,59 @@
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QA output created by 141
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Formatting 'TEST_DIR/b.IMGFMT', fmt=IMGFMT size=1048576
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Formatting 'TEST_DIR/m.IMGFMT', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/b.IMGFMT
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Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/m.IMGFMT
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{"return": {}}
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=== Testing drive-backup ===
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{"return": {}}
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Formatting 'TEST_DIR/o.IMGFMT', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/t.IMGFMT backing_fmt=IMGFMT
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{"return": {}}
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{"error": {"class": "GenericError", "desc": "Node 'drv0' is busy: block device is in use by block job: backup"}}
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{"return": {}}
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{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_CANCELLED", "data": {"device": "drv0", "len": 1048576, "offset": 0, "speed": 0, "type": "backup"}}
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{"return": {}}
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=== Testing drive-mirror ===
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{"return": {}}
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Formatting 'TEST_DIR/o.IMGFMT', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/t.IMGFMT backing_fmt=IMGFMT
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{"return": {}}
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{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "drv0", "len": 0, "offset": 0, "speed": 0, "type": "mirror"}}
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{"error": {"class": "GenericError", "desc": "Node 'drv0' is busy: block device is in use by block job: mirror"}}
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{"return": {}}
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{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "drv0", "len": 0, "offset": 0, "speed": 0, "type": "mirror"}}
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{"return": {}}
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=== Testing active block-commit ===
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{"return": {}}
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{"return": {}}
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{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_READY", "data": {"device": "drv0", "len": 0, "offset": 0, "speed": 0, "type": "commit"}}
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{"error": {"class": "GenericError", "desc": "Node 'drv0' is busy: block device is in use by block job: commit"}}
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{"return": {}}
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{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "drv0", "len": 0, "offset": 0, "speed": 0, "type": "commit"}}
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{"return": {}}
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=== Testing non-active block-commit ===
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wrote 1048576/1048576 bytes at offset 0
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1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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{"return": {}}
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{"return": {}}
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{"error": {"class": "GenericError", "desc": "Node 'drv0' is busy: block device is in use by block job: commit"}}
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{"return": {}}
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{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_CANCELLED", "data": {"device": "drv0", "len": 1048576, "offset": 524288, "speed": 1, "type": "commit"}}
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{"return": {}}
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=== Testing block-stream ===
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wrote 1048576/1048576 bytes at offset 0
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1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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{"return": {}}
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{"return": {}}
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{"error": {"class": "GenericError", "desc": "Node 'drv0' is busy: block device is in use by block job: stream"}}
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{"return": {}}
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{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_CANCELLED", "data": {"device": "drv0", "len": 1048576, "offset": 524288, "speed": 1, "type": "stream"}}
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{"return": {}}
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*** done
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@ -143,5 +143,6 @@
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138 rw auto quick
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139 rw auto quick
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140 rw auto quick
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141 rw auto quick
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142 auto
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143 auto quick
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