cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

183 (4100B)


      1#!/usr/bin/env bash
      2# group: rw migration quick
      3#
      4# Test old-style block migration (migrate -b)
      5#
      6# Copyright (C) 2017 Red Hat, Inc.
      7#
      8# This program is free software; you can redistribute it and/or modify
      9# it under the terms of the GNU General Public License as published by
     10# the Free Software Foundation; either version 2 of the License, or
     11# (at your option) any later version.
     12#
     13# This program is distributed in the hope that it will be useful,
     14# but WITHOUT ANY WARRANTY; without even the implied warranty of
     15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16# GNU General Public License for more details.
     17#
     18# You should have received a copy of the GNU General Public License
     19# along with this program.  If not, see <http://www.gnu.org/licenses/>.
     20#
     21
     22# creator
     23owner=kwolf@redhat.com
     24
     25seq=`basename $0`
     26echo "QA output created by $seq"
     27
     28status=1 # failure is the default!
     29
     30MIG_SOCKET="${SOCK_DIR}/migrate"
     31
     32_cleanup()
     33{
     34    rm -f "${MIG_SOCKET}"
     35    _rm_test_img "${TEST_IMG}.dest"
     36    _cleanup_test_img
     37    _cleanup_qemu
     38}
     39trap "_cleanup; exit \$status" 0 1 2 3 15
     40
     41# get standard environment, filters and checks
     42. ./common.rc
     43. ./common.filter
     44. ./common.qemu
     45
     46_supported_os Linux FreeBSD NetBSD
     47_supported_fmt qcow2 raw qed quorum
     48_supported_proto file fuse
     49
     50size=64M
     51_make_test_img $size
     52TEST_IMG="${TEST_IMG}.dest" _make_test_img $size
     53
     54echo
     55echo === Starting VMs ===
     56echo
     57
     58qemu_comm_method="qmp"
     59
     60_launch_qemu \
     61    -drive file="${TEST_IMG}",cache=$CACHEMODE,aio=$AIOMODE,driver=$IMGFMT,id=disk
     62src=$QEMU_HANDLE
     63_send_qemu_cmd $src "{ 'execute': 'qmp_capabilities' }" 'return'
     64
     65_launch_qemu \
     66    -drive file="${TEST_IMG}.dest",cache=$CACHEMODE,aio=$AIOMODE,driver=$IMGFMT,id=disk \
     67    -incoming "unix:${MIG_SOCKET}"
     68dest=$QEMU_HANDLE
     69_send_qemu_cmd $dest "{ 'execute': 'qmp_capabilities' }" 'return'
     70
     71echo
     72echo === Write something on the source ===
     73echo
     74
     75_send_qemu_cmd $src \
     76    "{ 'execute': 'human-monitor-command',
     77       'arguments': { 'command-line':
     78                      'qemu-io disk \"write -P 0x55 0 64k\"' } }" \
     79    'return'
     80_send_qemu_cmd $src \
     81    "{ 'execute': 'human-monitor-command',
     82       'arguments': { 'command-line':
     83                      'qemu-io disk \"read -P 0x55 0 64k\"' } }" \
     84    'return'
     85
     86echo
     87echo === Do block migration to destination ===
     88echo
     89
     90reply="$(_send_qemu_cmd $src \
     91    "{ 'execute': 'migrate',
     92       'arguments': { 'uri': 'unix:${MIG_SOCKET}', 'blk': true } }" \
     93    'return\|error')"
     94echo "$reply"
     95if echo "$reply" | grep "compiled without old-style" > /dev/null; then
     96    _notrun "migrate -b support not compiled in"
     97fi
     98
     99timeout_comm=$QEMU_COMM_TIMEOUT
    100if [ "${VALGRIND_QEMU}" == "y" ]; then
    101    QEMU_COMM_TIMEOUT=4
    102else
    103    QEMU_COMM_TIMEOUT=0.1
    104fi
    105qemu_cmd_repeat=50 silent=yes \
    106    _send_qemu_cmd $src "{ 'execute': 'query-migrate' }" '"status": "completed"'
    107QEMU_COMM_TIMEOUT=$timeout_comm
    108_send_qemu_cmd $src "{ 'execute': 'query-status' }" "return"
    109
    110echo
    111echo === Do some I/O on the destination ===
    112echo
    113
    114# It is important that we use the BlockBackend of the guest device here instead
    115# of the node name, which would create a new BlockBackend and not test whether
    116# the guest has the necessary permissions to access the image now
    117silent=yes _send_qemu_cmd $dest "" "100 %"
    118_send_qemu_cmd $dest "{ 'execute': 'query-status' }" "return"
    119_send_qemu_cmd $dest \
    120    "{ 'execute': 'human-monitor-command',
    121       'arguments': { 'command-line':
    122                      'qemu-io disk \"read -P 0x55 0 64k\"' } }" \
    123    'return'
    124_send_qemu_cmd $dest \
    125    "{ 'execute': 'human-monitor-command',
    126       'arguments': { 'command-line':
    127                      'qemu-io disk \"write -P 0x66 1M 64k\"' } }" \
    128    'return'
    129
    130echo
    131echo === Shut down and check image ===
    132echo
    133
    134_send_qemu_cmd $src '{"execute":"quit"}' 'return'
    135_send_qemu_cmd $dest '{"execute":"quit"}' 'return'
    136wait=1 _cleanup_qemu
    137
    138_check_test_img
    139TEST_IMG="${TEST_IMG}.dest" _check_test_img
    140
    141$QEMU_IO -c 'write -P 0x66 1M 64k' "$TEST_IMG" | _filter_qemu_io
    142$QEMU_IMG compare "$TEST_IMG.dest" "$TEST_IMG"
    143
    144# success, all done
    145echo "*** done"
    146rm -f $seq.full
    147status=0