1#!/usr/bin/env bash 2# 3# Block job co-routine race condition test. 4# 5# See: https://bugzilla.redhat.com/show_bug.cgi?id=1508708 6# 7# Copyright (C) 2017 Red Hat, Inc. 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=jcody@redhat.com 25 26seq=`basename $0` 27echo "QA output created by $seq" 28 29status=1 # failure is the default! 30 31_cleanup() 32{ 33 _cleanup_qemu 34 _rm_test_img "${TEST_IMG}" 35 _rm_test_img "${BACKING_IMG}" 36} 37trap "_cleanup; exit \$status" 0 1 2 3 15 38 39# get standard environment, filters and checks 40. ./common.rc 41. ./common.filter 42. ./common.qemu 43 44_supported_fmt qcow2 qed 45_supported_proto file 46 47BACKING_IMG="${TEST_DIR}/backing.img" 48TEST_IMG="${TEST_DIR}/test.img" 49 50TEST_IMG="$BACKING_IMG" _make_test_img 512M 51_make_test_img -F $IMGFMT -b "$BACKING_IMG" 512M 52 53${QEMU_IO} -c "write -P 0xa5 512 300M" "${BACKING_IMG}" | _filter_qemu_io 54 55case "$QEMU_DEFAULT_MACHINE" in 56 s390-ccw-virtio) 57 virtio_scsi="-device virtio-scsi-ccw,id=scsi0,iothread=iothread0" 58 ;; 59 *) 60 virtio_scsi="-device pci-bridge,id=bridge1,chassis_nr=1,bus=pci.0 61 -device virtio-scsi-pci,bus=bridge1,addr=0x1f,id=scsi0,iothread=iothread0" 62 ;; 63esac 64 65echo 66echo === Starting QEMU VM === 67echo 68qemu_comm_method="qmp" 69_launch_qemu -object iothread,id=iothread0 $virtio_scsi \ 70 -drive file="${TEST_IMG}",media=disk,if=none,cache=$CACHEMODE,aio=$AIOMODE,id=drive_sysdisk,format=$IMGFMT \ 71 -device scsi-hd,drive=drive_sysdisk,bus=scsi0.0,id=sysdisk,bootindex=0 72h1=$QEMU_HANDLE 73 74_send_qemu_cmd $h1 "{ 'execute': 'qmp_capabilities' }" 'return' 75 76echo 77echo === Sending stream/cancel, checking for SIGSEGV only === 78echo 79for (( i=1;i<500;i++ )) 80do 81 mismatch_only='y' qemu_error_no_exit='n' _send_qemu_cmd $h1 \ 82 "{ 83 'execute': 'block-stream', 84 'arguments': { 85 'device': 'drive_sysdisk', 86 'speed': 10000000, 87 'on-error': 'report', 88 'job-id': 'job-$i' 89 } 90 } 91 { 92 'execute': 'block-job-cancel', 93 'arguments': { 94 'device': 'job-$i' 95 } 96 }" \ 97 "{.*{.*}.*}" # should match all well-formed QMP responses 98done 99 100silent='y' _send_qemu_cmd $h1 "{ 'execute': 'quit' }" 'return' 101 102echo "$i iterations performed" 103 104echo "*** done" 105rm -f $seq.full 106status=0 107