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

201 (3480B)


      1#!/usr/bin/env bash
      2# group: rw migration quick
      3#
      4# Test savevm and loadvm after live migration with postcopy flag
      5#
      6# Copyright (C) 2017, IBM Corporation.
      7#
      8# This file is derived from tests/qemu-iotests/181 by Kevin Wolf
      9#
     10# This program is free software; you can redistribute it and/or modify
     11# it under the terms of the GNU General Public License as published by
     12# the Free Software Foundation; either version 2 of the License, or
     13# (at your option) any later version.
     14#
     15# This program is distributed in the hope that it will be useful,
     16# but WITHOUT ANY WARRANTY; without even the implied warranty of
     17# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     18# GNU General Public License for more details.
     19#
     20# You should have received a copy of the GNU General Public License
     21# along with this program.  If not, see <http://www.gnu.org/licenses/>.
     22
     23seq=`basename $0`
     24echo "QA output created by $seq"
     25
     26status=1	# failure is the default!
     27
     28MIG_SOCKET="${SOCK_DIR}/migrate"
     29
     30# get standard environment, filters and checks
     31. ./common.rc
     32. ./common.filter
     33. ./common.qemu
     34
     35_cleanup()
     36{
     37    rm -f "${MIG_SOCKET}"
     38    _cleanup_test_img
     39    _cleanup_qemu
     40}
     41trap "_cleanup; exit \$status" 0 1 2 3 15
     42
     43_supported_fmt qcow2
     44_supported_proto generic
     45_supported_os Linux
     46
     47# Internal snapshots are (currently) impossible with refcount_bits=1,
     48# and generally impossible with external data files
     49_unsupported_imgopts 'refcount_bits=1[^0-9]' data_file
     50
     51size=64M
     52_make_test_img $size
     53
     54echo
     55echo === Starting VMs ===
     56echo
     57
     58qemu_comm_method="monitor"
     59
     60if [ "$IMGOPTSSYNTAX" = "true" ]; then
     61    _launch_qemu \
     62        -drive "${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,id=disk
     63else
     64    _launch_qemu \
     65        -drive file="${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,driver=$IMGFMT,id=disk
     66fi
     67src=$QEMU_HANDLE
     68
     69if [ "$IMGOPTSSYNTAX" = "true" ]; then
     70    _launch_qemu \
     71        -drive "${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,id=disk \
     72        -incoming "unix:${MIG_SOCKET}"
     73else
     74    _launch_qemu \
     75        -drive file="${TEST_IMG}",cache=${CACHEMODE},aio=$AIOMODE,driver=$IMGFMT,id=disk \
     76        -incoming "unix:${MIG_SOCKET}"
     77fi
     78dest=$QEMU_HANDLE
     79
     80echo
     81echo === Set \'migrate_set_capability postcopy-ram on\' and migrate ===
     82echo
     83
     84silent=yes
     85_send_qemu_cmd $dest 'migrate_set_capability postcopy-ram on' "(qemu)"
     86
     87qemu_error_no_exit=yes success_or_failure=yes \
     88    _send_qemu_cmd $dest '' "(qemu)" "Postcopy is not supported"
     89if [ ${QEMU_STATUS[$dest]} -lt 0 ]; then
     90    _send_qemu_cmd $dest '' "(qemu)"
     91
     92    _send_qemu_cmd $src 'quit' ""
     93    _send_qemu_cmd $dest 'quit' ""
     94    wait=1 _cleanup_qemu
     95
     96    _notrun 'Postcopy is not supported'
     97fi
     98
     99_send_qemu_cmd $src 'migrate_set_capability postcopy-ram on' "(qemu)"
    100_send_qemu_cmd $src "migrate -d unix:${MIG_SOCKET}" "(qemu)"
    101
    102QEMU_COMM_TIMEOUT=1 qemu_cmd_repeat=10 silent=yes \
    103    _send_qemu_cmd $src "info migrate" "completed\|failed"
    104silent=yes _send_qemu_cmd $src "" "(qemu)"
    105
    106echo
    107echo === Check if migration was successful ===
    108echo
    109
    110QEMU_COMM_TIMEOUT=1 silent=yes \
    111    _send_qemu_cmd $src "info migrate" "completed"
    112silent=yes _send_qemu_cmd $src "" "(qemu)"
    113
    114echo
    115echo === On destination, execute savevm and loadvm ===
    116echo
    117
    118silent=
    119_send_qemu_cmd $dest 'savevm state1' "(qemu)"
    120_send_qemu_cmd $dest 'loadvm state1' "(qemu)"
    121
    122echo
    123echo === Shut down and check image ===
    124echo
    125
    126_send_qemu_cmd $src 'quit' ""
    127_send_qemu_cmd $dest 'quit' ""
    128wait=1 _cleanup_qemu
    129
    130_check_test_img
    131
    132# success, all done
    133echo "*** done"
    134status=0