From ea22b7a2207721695342063175212c5be76d5c69 Mon Sep 17 00:00:00 2001 From: Kevin Wolf Date: Thu, 3 Aug 2017 17:03:01 +0200 Subject: [PATCH] qemu-iotests: Test reopen between read-only and read-write This serves as a regression test for the bugs that were just fixed for bdrv_reopen() between read-only and read-write mode. Signed-off-by: Kevin Wolf Reviewed-by: Eric Blake Reviewed-by: Jeff Cody Reviewed-by: John Snow --- tests/qemu-iotests/187 | 69 ++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/187.out | 18 ++++++++++ tests/qemu-iotests/group | 1 + 3 files changed, 88 insertions(+) create mode 100755 tests/qemu-iotests/187 create mode 100644 tests/qemu-iotests/187.out diff --git a/tests/qemu-iotests/187 b/tests/qemu-iotests/187 new file mode 100755 index 0000000000..7bb783363c --- /dev/null +++ b/tests/qemu-iotests/187 @@ -0,0 +1,69 @@ +#!/bin/bash +# +# Test switching between read-only and read-write +# +# Copyright (C) 2017 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 . +# + +# creator +owner=kwolf@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_IMG.2" + rm -f "$TEST_IMG.3" +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter + +_supported_fmt qcow2 +_supported_proto file +_supported_os Linux + +size=64M +_make_test_img $size + +echo +echo "Start from read-only" +echo + +$QEMU_IO -r -c 'write 0 64k' $TEST_IMG | _filter_qemu_io +$QEMU_IO -r -c 'reopen -w' -c 'write 0 64k' $TEST_IMG | _filter_qemu_io +$QEMU_IO -r -c 'reopen -w' -c 'reopen -r' -c 'write 0 64k' $TEST_IMG | _filter_qemu_io + +echo +echo "Start from read-write" +echo + +$QEMU_IO -c 'write 0 64k' $TEST_IMG | _filter_qemu_io +$QEMU_IO -c 'reopen -r' -c 'write 0 64k' $TEST_IMG | _filter_qemu_io +$QEMU_IO -c 'reopen -r' -c 'reopen -w' -c 'write 0 64k' $TEST_IMG | _filter_qemu_io + + +# success, all done +echo "*** done" +rm -f $seq.full +status=0 diff --git a/tests/qemu-iotests/187.out b/tests/qemu-iotests/187.out new file mode 100644 index 0000000000..68fb944cd5 --- /dev/null +++ b/tests/qemu-iotests/187.out @@ -0,0 +1,18 @@ +QA output created by 187 +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 + +Start from read-only + +Block node is read-only +wrote 65536/65536 bytes at offset 0 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +Block node is read-only + +Start from read-write + +wrote 65536/65536 bytes at offset 0 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +write failed: Operation not permitted +wrote 65536/65536 bytes at offset 0 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +*** done diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group index 823811076d..1848077932 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -182,6 +182,7 @@ 183 rw auto migration 185 rw auto 186 rw auto +187 rw auto 188 rw auto quick 189 rw auto 190 rw auto quick