1a9f7a804f
Clients may want to know when an export has finally disappeard (block-export-del returns earlier than that in the general case), so add a QAPI event for it. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Message-Id: <20200924152717.287415-22-kwolf@redhat.com> Acked-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
110 lines
2.9 KiB
Bash
Executable File
110 lines
2.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Test case for ejecting a BlockBackend with an NBD server attached to it
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#
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# Verify that the NBD server stops offering the drive when ejecting a
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# BlockDriverState tree from a BlockBackend (that is, a medium from a
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# drive) exposed via an NBD server.
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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 $seq"
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_qemu
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_cleanup_test_img
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rm -f "$SOCK_DIR/nbd"
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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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_supported_fmt generic
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_supported_proto file
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_supported_os Linux
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_make_test_img 64k
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$QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io
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if test "$IMGOPTSSYNTAX" = "true"
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then
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SYSEMU_DRIVE_ARG=if=none,media=cdrom,id=drv,"$TEST_IMG"
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else
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SYSEMU_DRIVE_ARG=if=none,media=cdrom,id=drv,file="$TEST_IMG",driver=$IMGFMT
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fi
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keep_stderr=y \
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_launch_qemu -drive $SYSEMU_DRIVE_ARG \
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2> >(_filter_nbd)
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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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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'nbd-server-start',
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'arguments': { 'addr': { 'type': 'unix',
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'data': { 'path': '$SOCK_DIR/nbd' }}}}" \
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'return'
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'nbd-server-add',
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'arguments': { 'device': 'drv' }}" \
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'return'
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$QEMU_IO_PROG -f raw -r -c 'read -P 42 0 64k' \
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"nbd+unix:///drv?socket=$SOCK_DIR/nbd" 2>&1 \
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| _filter_qemu_io | _filter_nbd
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# The order of 'return' and the BLOCK_EXPORT_DELETED event is undefined. Just
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# wait until we've twice seen one of them. Filter the 'return' line out so that
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# the output is defined.
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'eject',
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'arguments': { 'device': 'drv' }}" \
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'return\|BLOCK_EXPORT_DELETED' |
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grep -v 'return'
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_send_qemu_cmd $QEMU_HANDLE '' 'return\|BLOCK_EXPORT_DELETED' |
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grep -v 'return'
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$QEMU_IO_PROG -f raw -r -c close \
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"nbd+unix:///drv?socket=$SOCK_DIR/nbd" 2>&1 \
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| _filter_qemu_io | _filter_nbd
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'quit' }" \
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'return'
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wait=1 _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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