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1#!/usr/bin/env bash 2# group: rw auto quick 3# 4# Test that a backing image is put back in read-only mode after 5# block-commit (both when it fails and when it succeeds). 6# 7# Copyright (C) 2019 Igalia, S.L. 8# 9# This program is free software; you can redistribute it and/or modify 10# it under the terms of the GNU General Public License as published by 11# the Free Software Foundation; either version 2 of the License, or 12# (at your option) any later version. 13# 14# This program is distributed in the hope that it will be useful, 15# but WITHOUT ANY WARRANTY; without even the implied warranty of 16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17# GNU General Public License for more details. 18# 19# You should have received a copy of the GNU General Public License 20# along with this program. If not, see <http://www.gnu.org/licenses/>. 21# 22 23# creator 24owner=berto@igalia.com 25 26seq="$(basename $0)" 27echo "QA output created by $seq" 28 29status=1 # failure is the default! 30 31_cleanup() 32{ 33 _cleanup_test_img 34 _rm_test_img "$TEST_IMG.base" 35 _rm_test_img "$TEST_IMG.int" 36} 37trap "_cleanup; exit \$status" 0 1 2 3 15 38 39# get standard environment, filters and checks 40. ./common.rc 41. ./common.filter 42. ./common.qemu 43 44# Any format implementing BlockDriver.bdrv_change_backing_file 45_supported_fmt qcow2 qed 46_supported_proto file fuse 47_supported_os Linux 48 49IMG_SIZE=1M 50 51# Create the images: base <- int <- active 52TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE 53TEST_IMG="$TEST_IMG.int" _make_test_img -b "$TEST_IMG.base" -F $IMGFMT 54_make_test_img -b "$TEST_IMG.int" -F $IMGFMT 55 56# Launch QEMU with these two drives: 57# none0: base (read-only) 58# none1: base <- int <- active 59_launch_qemu -drive if=none,file="${TEST_IMG}.base",node-name=base,read-only=on \ 60 -drive if=none,file="${TEST_IMG}",backing.node-name=int,backing.backing=base 61 62_send_qemu_cmd $QEMU_HANDLE \ 63 "{ 'execute': 'qmp_capabilities' }" \ 64 'return' 65 66echo 67echo '=== Send a write command to a drive opened in read-only mode (1)' 68echo 69_send_qemu_cmd $QEMU_HANDLE \ 70 "{ 'execute': 'human-monitor-command', 71 'arguments': {'command-line': 'qemu-io none0 \"aio_write 0 2k\"'}}" \ 72 'return' 73 74echo 75echo '=== Run block-commit on base using an invalid filter node name' 76echo 77_send_qemu_cmd $QEMU_HANDLE \ 78 "{ 'execute': 'block-commit', 79 'arguments': {'job-id': 'job0', 'device': 'none1', 'top-node': 'int', 80 'filter-node-name': '1234'}}" \ 81 'error' 82 83echo 84echo '=== Send a write command to a drive opened in read-only mode (2)' 85echo 86_send_qemu_cmd $QEMU_HANDLE \ 87 "{ 'execute': 'human-monitor-command', 88 'arguments': {'command-line': 'qemu-io none0 \"aio_write 0 2k\"'}}" \ 89 'return' 90 91echo 92echo '=== Run block-commit on base using the default filter node name' 93echo 94_send_qemu_cmd $QEMU_HANDLE \ 95 "{ 'execute': 'block-commit', 96 'arguments': {'job-id': 'job0', 'device': 'none1', 'top-node': 'int'}}" \ 97 'return' 98 99# Wait for block-commit to finish 100_send_qemu_cmd $QEMU_HANDLE '' \ 101 '"status": "null"' 102 103echo 104echo '=== Send a write command to a drive opened in read-only mode (3)' 105echo 106_send_qemu_cmd $QEMU_HANDLE \ 107 "{ 'execute': 'human-monitor-command', 108 'arguments': {'command-line': 'qemu-io none0 \"aio_write 0 2k\"'}}" \ 109 'return' 110 111_cleanup_qemu 112 113# success, all done 114echo "*** done" 115rm -f $seq.full 116status=0