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

162 (3573B)


      1#!/usr/bin/env bash
      2# group: quick
      3#
      4# Test case for specifying runtime options of the wrong type to some
      5# block drivers
      6#
      7# Copyright (C) 2016 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=mreitz@redhat.com
     25
     26seq="$(basename $0)"
     27echo "QA output created by $seq"
     28
     29status=1	# failure is the default!
     30
     31_cleanup()
     32{
     33    rm -f "${TEST_DIR}/qemu-nbd.pid"
     34    rm -f 42
     35}
     36trap "_cleanup; exit \$status" 0 1 2 3 15
     37
     38# get standard environment, filters and checks
     39. ./common.rc
     40. ./common.filter
     41
     42_supported_fmt generic
     43_require_drivers ssh
     44
     45echo
     46echo '=== NBD ==='
     47# NBD expects all of its arguments to be strings
     48
     49# So this should not crash
     50$QEMU_IMG info 'json:{"driver": "nbd", "host": -1}'
     51
     52# And this should not treat @port as if it had not been specified
     53# (We need to set up a server here, because the error message for "Connection
     54#  refused" does not contain the destination port)
     55
     56# Launching qemu-nbd is done in a loop: We try to set up an NBD server on some
     57# random port and continue until success, i.e. until we have found a port that
     58# is not in use yet.
     59while true; do
     60    port=$((RANDOM + 32768))
     61    if $QEMU_NBD -p $port -f raw --fork null-co:// 2> /dev/null; then
     62        break
     63    fi
     64done
     65
     66$QEMU_IMG info "json:{'driver': 'nbd', 'host': 'localhost', 'port': $port}" \
     67    | grep '^image' | sed -e "s/$port/PORT/"
     68
     69# This is a test for NBD's bdrv_refresh_filename() implementation: It expects
     70# either host or path to be set, but it must not assume that they are set to
     71# strings in the options QDict
     72$QEMU_NBD -k "$PWD/42" -f raw --fork null-co://
     73$QEMU_IMG info 'json:{"driver": "nbd", "path": 42}' | grep '^image'
     74rm -f 42
     75
     76
     77echo
     78echo '=== SSH ==='
     79# SSH expects all of its arguments to be strings, except for @port, which is
     80# expected to be an integer
     81
     82# So "0" should be converted to an integer here (instead of crashing)
     83$QEMU_IMG info 'json:{"driver": "ssh", "host": "localhost", "port": "0", "path": "/foo"}'
     84# The same, basically (all values for --image-opts are seen as strings in qemu)
     85$QEMU_IMG info --image-opts \
     86    driver=ssh,host=localhost,port=0,path=/foo
     87
     88# This, however, should fail because of the wrong type
     89$QEMU_IMG info 'json:{"driver": "ssh", "host": "localhost", "port": 0.42, "path": "/foo"}'
     90# Not really the same: Here, "0.42" will be passed instead of 0.42, but still,
     91# qemu should not try to convert "0.42" to an integer
     92$QEMU_IMG info --image-opts \
     93    driver=ssh,host=localhost,port=0.42,path=/foo
     94
     95
     96echo
     97echo '=== blkdebug ==='
     98# blkdebug expects all of its arguments to be strings, but its
     99# bdrv_refresh_filename() implementation should not assume that they have been
    100# passed as strings in the original options QDict.
    101# So this should emit blkdebug:42:null-co:// as the filename:
    102touch 42
    103$QEMU_IMG info 'json:{"driver": "blkdebug", "config": 42,
    104                      "image.driver": "null-co"}' \
    105    | grep '^image'
    106rm -f 42
    107
    108
    109# success, all done
    110echo
    111echo '*** done'
    112rm -f $seq.full
    113status=0