de963500c5
Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
249 lines
7.1 KiB
Bash
Executable File
249 lines
7.1 KiB
Bash
Executable File
#!/bin/bash
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#
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# Test image locking
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#
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# Copyright 2016, 2017 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=famz@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 "${TEST_IMG}.base"
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rm -f "${TEST_IMG}.overlay"
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rm -f "${TEST_IMG}.convert"
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rm -f "${TEST_IMG}.a"
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rm -f "${TEST_IMG}.b"
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rm -f "${TEST_IMG}.c"
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rm -f "${TEST_IMG}.lnk"
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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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size=32M
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_check_ofd()
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{
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_make_test_img $size >/dev/null
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if $QEMU_IMG_PROG info --image-opts "driver=file,locking=on,filename=$TEST_IMG" 2>&1 |
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grep -q 'falling back to POSIX file'; then
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return 1
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else
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return 0
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fi
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}
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_check_ofd || _notrun "OFD lock not available"
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_supported_fmt qcow2
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_supported_proto file
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_supported_os Linux
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_run_cmd()
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{
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echo
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(echo "$@"; "$@" 2>&1 1>/dev/null) | _filter_testdir
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}
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function _do_run_qemu()
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{
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(
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if ! test -t 0; then
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while read cmd; do
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echo $cmd
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done
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fi
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echo quit
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) | $QEMU -nographic -monitor stdio -serial none "$@" 1>/dev/null
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}
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function _run_qemu_with_images()
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{
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_do_run_qemu \
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$(for i in $@; do echo "-drive if=none,file=$i"; done) 2>&1 \
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| _filter_testdir | _filter_qemu
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}
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echo "== readonly=off,force-share=on should be rejected =="
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_run_qemu_with_images null-co://,readonly=off,force-share=on
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for opts1 in "" "read-only=on" "read-only=on,force-share=on"; do
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echo
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echo "== Creating base image =="
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TEST_IMG="${TEST_IMG}.base" _make_test_img $size
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echo
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echo "== Creating test image =="
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$QEMU_IMG create -f $IMGFMT "${TEST_IMG}" -b ${TEST_IMG}.base | _filter_img_create
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echo
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echo "== Launching QEMU, opts: '$opts1' =="
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_launch_qemu -drive file="${TEST_IMG}",if=none,$opts1
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h=$QEMU_HANDLE
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for opts2 in "" "read-only=on" "read-only=on,force-share=on"; do
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echo
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echo "== Launching another QEMU, opts: '$opts2' =="
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echo "quit" | \
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$QEMU -nographic -monitor stdio \
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-drive file="${TEST_IMG}",if=none,$opts2 2>&1 1>/dev/null | \
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_filter_testdir | _filter_qemu
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done
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for L in "" "-U"; do
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echo
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echo "== Running utility commands $L =="
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_run_cmd $QEMU_IO $L -c "read 0 512" "${TEST_IMG}"
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_run_cmd $QEMU_IO $L -r -c "read 0 512" "${TEST_IMG}"
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_run_cmd $QEMU_IO -c "open $L ${TEST_IMG}" -c "read 0 512"
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_run_cmd $QEMU_IO -c "open -r $L ${TEST_IMG}" -c "read 0 512"
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_run_cmd $QEMU_IMG info $L "${TEST_IMG}"
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_run_cmd $QEMU_IMG check $L "${TEST_IMG}"
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_run_cmd $QEMU_IMG compare $L "${TEST_IMG}" "${TEST_IMG}"
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_run_cmd $QEMU_IMG map $L "${TEST_IMG}"
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_run_cmd $QEMU_IMG amend -o "" $L "${TEST_IMG}"
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_run_cmd $QEMU_IMG commit $L "${TEST_IMG}"
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_run_cmd $QEMU_IMG resize $L "${TEST_IMG}" $size
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_run_cmd $QEMU_IMG rebase $L "${TEST_IMG}" -b "${TEST_IMG}.base"
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_run_cmd $QEMU_IMG snapshot -l $L "${TEST_IMG}"
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_run_cmd $QEMU_IMG convert $L "${TEST_IMG}" "${TEST_IMG}.convert"
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_run_cmd $QEMU_IMG dd $L if="${TEST_IMG}" of="${TEST_IMG}.convert" bs=512 count=1
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_run_cmd $QEMU_IMG bench $L -c 1 "${TEST_IMG}"
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_run_cmd $QEMU_IMG bench $L -w -c 1 "${TEST_IMG}"
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done
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_send_qemu_cmd $h "{ 'execute': 'quit', }" ""
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echo
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echo "Round done"
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_cleanup_qemu
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done
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for opt1 in $test_opts; do
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for opt2 in $test_opts; do
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echo
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echo "== Two devices with the same image ($opt1 - $opt2) =="
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_run_qemu_with_images "${TEST_IMG},$opt1" "${TEST_IMG},$opt2"
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done
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done
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echo "== Creating ${TEST_IMG}.[abc] ==" | _filter_testdir
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(
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$QEMU_IMG create -f qcow2 "${TEST_IMG}.a" -b "${TEST_IMG}"
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$QEMU_IMG create -f qcow2 "${TEST_IMG}.b" -b "${TEST_IMG}"
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$QEMU_IMG create -f qcow2 "${TEST_IMG}.c" -b "${TEST_IMG}.b"
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) | _filter_img_create
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echo
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echo "== Two devices sharing the same file in backing chain =="
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_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG}.b"
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_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG}.c"
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echo
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echo "== Backing image also as an active device =="
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_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG}"
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echo
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echo "== Backing image also as an active device (ro) =="
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_run_qemu_with_images "${TEST_IMG}.a" "${TEST_IMG},readonly=on"
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echo
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echo "== Symbolic link =="
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rm -f "${TEST_IMG}.lnk" &>/dev/null
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ln -s ${TEST_IMG} "${TEST_IMG}.lnk" || echo "Failed to create link"
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_run_qemu_with_images "${TEST_IMG}.lnk" "${TEST_IMG}"
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echo
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echo "== Active commit to intermediate layer should work when base in use =="
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_launch_qemu -drive format=$IMGFMT,file="${TEST_IMG}.a",id=drive0,if=none \
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-device virtio-blk,drive=drive0
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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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_run_cmd $QEMU_IMG commit -b "${TEST_IMG}.b" "${TEST_IMG}.c"
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_cleanup_qemu
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_launch_qemu
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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 "Adding drive"
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'human-monitor-command',
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'arguments': { 'command-line': 'drive_add 0 if=none,id=d0,file=${TEST_IMG}' } }" \
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""
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_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
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echo "Creating overlay with qemu-img when the guest is running should be allowed"
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_run_cmd $QEMU_IMG create -f $IMGFMT -b "${TEST_IMG}" "${TEST_IMG}.overlay"
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echo "== Closing an image should unlock it =="
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'human-monitor-command',
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'arguments': { 'command-line': 'drive_del d0' } }" \
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""
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_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
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echo "Adding two and closing one"
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for d in d0 d1; do
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'human-monitor-command',
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'arguments': { 'command-line': 'drive_add 0 if=none,id=$d,file=${TEST_IMG},readonly=on' } }" \
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""
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done
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_run_cmd $QEMU_IMG info "${TEST_IMG}"
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'human-monitor-command',
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'arguments': { 'command-line': 'drive_del d0' } }" \
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""
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_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
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echo "Closing the other"
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_send_qemu_cmd $QEMU_HANDLE \
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"{ 'execute': 'human-monitor-command',
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'arguments': { 'command-line': 'drive_del d1' } }" \
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""
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_run_cmd $QEMU_IO "${TEST_IMG}" -c 'write 0 512'
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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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