qemu/tests/qemu-iotests/051
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   1#!/usr/bin/env bash
   2# group: rw
   3#
   4# Test command line configuration of block devices and driver-specific options
   5#
   6# Copyright (C) 2013 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
  30_cleanup()
  31{
  32        _cleanup_test_img
  33}
  34trap "_cleanup; exit \$status" 0 1 2 3 15
  35
  36# get standard environment, filters and checks
  37. ./common.rc
  38. ./common.filter
  39
  40_supported_fmt qcow2
  41_supported_proto file
  42# A compat=0.10 image is created in this test which does not support anything
  43# other than refcount_bits=16;
  44# it also will not support an external data file and compression type
  45_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file \
  46    compression_type
  47_require_drivers nbd
  48
  49if [ "$QEMU_DEFAULT_MACHINE" = "pc" ]; then
  50    _require_devices lsi53c895a
  51fi
  52
  53do_run_qemu()
  54{
  55    echo Testing: "$@"
  56    (
  57        if ! test -t 0; then
  58            while read cmd; do
  59                echo $cmd
  60            done
  61        fi
  62        echo quit
  63    ) | $QEMU -nographic -monitor stdio -serial none "$@"
  64    echo
  65}
  66
  67run_qemu()
  68{
  69    do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu |
  70        _filter_generated_node_ids | _filter_hmp
  71}
  72
  73size=128M
  74device_id="drive0"
  75
  76_make_test_img $size
  77cp "$TEST_IMG" "$TEST_IMG.orig"
  78mv "$TEST_IMG" "$TEST_IMG.base"
  79_make_test_img -b "$TEST_IMG.base" -F $IMGFMT $size
  80
  81echo
  82echo === Unknown option ===
  83echo
  84
  85run_qemu -drive file="$TEST_IMG",format=qcow2,unknown_opt=,if=none,id=$device_id
  86run_qemu -drive file="$TEST_IMG",format=qcow2,unknown_opt=on,if=none,id=$device_id
  87run_qemu -drive file="$TEST_IMG",format=qcow2,unknown_opt=1234,if=none,id=$device_id
  88run_qemu -drive file="$TEST_IMG",format=qcow2,unknown_opt=foo,if=none,id=$device_id
  89
  90echo
  91echo === Unknown protocol option ===
  92echo
  93
  94run_qemu -drive file="$TEST_IMG",format=qcow2,file.unknown_opt=
  95run_qemu -drive file="$TEST_IMG",format=qcow2,file.unknown_opt=on
  96run_qemu -drive file="$TEST_IMG",format=qcow2,file.unknown_opt=1234
  97run_qemu -drive file="$TEST_IMG",format=qcow2,file.unknown_opt=foo
  98
  99echo
 100echo === Invalid format ===
 101echo
 102
 103run_qemu -drive file="$TEST_IMG",format=foo
 104run_qemu -drive file="$TEST_IMG",driver=foo
 105run_qemu -drive file="$TEST_IMG",driver=raw,format=qcow2
 106run_qemu -drive file="$TEST_IMG",driver=qcow2,format=qcow2
 107
 108echo
 109echo === Node names ===
 110echo
 111
 112# Maximum length: 31 characters
 113run_qemu -drive file="$TEST_IMG",node-name=x123456789012345678901234567890
 114run_qemu -drive file="$TEST_IMG",node-name=x1234567890123456789012345678901
 115
 116# First character must be alphabetic
 117# Following characters alphanumeric or -._
 118run_qemu -drive file="$TEST_IMG",node-name=All-Types.of_all0wed_chars
 119run_qemu -drive file="$TEST_IMG",node-name=123foo
 120run_qemu -drive file="$TEST_IMG",node-name=_foo
 121run_qemu -drive file="$TEST_IMG",node-name=foo#12
 122
 123echo
 124echo === Device without drive ===
 125echo
 126
 127run_qemu -device virtio-scsi -device scsi-hd
 128
 129echo
 130echo === Overriding backing file ===
 131echo
 132
 133echo "info block" | run_qemu -drive file="$TEST_IMG",driver=qcow2,backing.file.filename="$TEST_IMG.orig",if=none,id=$device_id -nodefaults\
 134                  | _filter_generated_node_ids
 135
 136# Drivers that don't support backing files
 137run_qemu -drive file="$TEST_IMG",driver=raw,backing.file.filename="$TEST_IMG.orig"
 138run_qemu -drive file="$TEST_IMG",file.backing.driver=file,file.backing.filename="$TEST_IMG.orig"
 139run_qemu -drive file="$TEST_IMG",file.backing.driver=qcow2,file.backing.file.filename="$TEST_IMG.orig"
 140
 141echo
 142echo === Enable and disable lazy refcounting on the command line, plus some invalid values ===
 143echo
 144
 145_make_test_img -o compat=1.1 "$size"
 146
 147run_qemu -drive file="$TEST_IMG",format=qcow2,lazy-refcounts=on
 148run_qemu -drive file="$TEST_IMG",format=qcow2,lazy-refcounts=off
 149run_qemu -drive file="$TEST_IMG",format=qcow2,lazy-refcounts=
 150run_qemu -drive file="$TEST_IMG",format=qcow2,lazy-refcounts=42
 151run_qemu -drive file="$TEST_IMG",format=qcow2,lazy-refcounts=foo
 152
 153
 154echo
 155echo === With version 2 images enabling lazy refcounts must fail ===
 156echo
 157
 158_make_test_img -o compat=0.10 $size
 159
 160run_qemu -drive file="$TEST_IMG",format=qcow2,lazy-refcounts=on
 161run_qemu -drive file="$TEST_IMG",format=qcow2,lazy-refcounts=off
 162
 163echo
 164echo === No medium ===
 165echo
 166
 167case "$QEMU_DEFAULT_MACHINE" in
 168    pc)
 169        run_qemu -drive if=floppy
 170        run_qemu -drive if=ide,media=cdrom
 171        run_qemu -drive if=ide
 172        ;;
 173     *)
 174        ;;
 175esac
 176
 177run_qemu -drive if=virtio
 178
 179case "$QEMU_DEFAULT_MACHINE" in
 180    pc)
 181        run_qemu -drive if=none,id=disk -device ide-cd,drive=disk
 182        run_qemu -drive if=none,id=disk -device lsi53c895a -device scsi-cd,drive=disk
 183        run_qemu -drive if=none,id=disk -device ide-hd,drive=disk
 184        run_qemu -drive if=none,id=disk -device lsi53c895a -device scsi-hd,drive=disk
 185        ;;
 186     *)
 187        ;;
 188esac
 189
 190echo
 191echo === Attach to node in non-default iothread ===
 192echo
 193
 194case "$QEMU_DEFAULT_MACHINE" in
 195    pc)
 196        iothread="-drive file=$TEST_IMG,if=none,node-name=disk -object iothread,id=thread0 -device virtio-scsi,iothread=thread0,id=virtio-scsi0 -device scsi-hd,bus=virtio-scsi0.0,drive=disk,share-rw=on"
 197
 198        # Can't add a device in the main thread while virtio-scsi0 uses the node
 199        run_qemu $iothread -device ide-hd,drive=disk,share-rw=on
 200        run_qemu $iothread -device virtio-blk-pci,drive=disk,share-rw=on
 201        run_qemu $iothread -device lsi53c895a,id=lsi0 -device scsi-hd,bus=lsi0.0,drive=disk,share-rw=on
 202        run_qemu $iothread -device virtio-scsi,id=virtio-scsi1 -device scsi-hd,bus=virtio-scsi1.0,drive=disk,share-rw=on
 203
 204        # virtio-blk enables the iothread only when the driver initialises the
 205        # device, so a second virtio-blk device can't be added even with the
 206        # same iothread. virtio-scsi allows this.
 207        run_qemu $iothread -device virtio-blk-pci,drive=disk,iothread=thread0,share-rw=on
 208        run_qemu $iothread -device virtio-scsi,id=virtio-scsi1,iothread=thread0 -device scsi-hd,bus=virtio-scsi1.0,drive=disk,share-rw=on
 209        ;;
 210     *)
 211        ;;
 212esac
 213
 214echo
 215echo === Read-only ===
 216echo
 217
 218case "$QEMU_DEFAULT_MACHINE" in
 219    pc)
 220        run_qemu -drive file="$TEST_IMG",if=floppy,readonly=on
 221        run_qemu -drive file="$TEST_IMG",if=ide,media=cdrom,readonly=on
 222        run_qemu -drive file="$TEST_IMG",if=ide,readonly=on
 223        ;;
 224     *)
 225        ;;
 226esac
 227
 228run_qemu -drive file="$TEST_IMG",if=virtio,readonly=on
 229
 230case "$QEMU_DEFAULT_MACHINE" in
 231    pc)
 232        run_qemu -drive file="$TEST_IMG",if=none,id=disk,readonly=on -device ide-cd,drive=disk
 233        run_qemu -drive file="$TEST_IMG",if=none,id=disk,readonly=on -device lsi53c895a -device scsi-cd,drive=disk
 234        run_qemu -drive file="$TEST_IMG",if=none,id=disk,readonly=on -device ide-hd,drive=disk
 235        run_qemu -drive file="$TEST_IMG",if=none,id=disk,readonly=on -device lsi53c895a -device scsi-hd,drive=disk
 236        ;;
 237     *)
 238        ;;
 239esac
 240
 241echo
 242echo === Cache modes ===
 243echo
 244
 245# Cannot use the test image because cache=none might not work on the host FS
 246# Use cdrom so that we won't get errors about missing media
 247
 248run_qemu -drive driver=null-co,read-zeroes=on,cache=none
 249run_qemu -drive driver=null-co,read-zeroes=on,cache=directsync
 250run_qemu -drive driver=null-co,read-zeroes=on,cache=writeback
 251run_qemu -drive driver=null-co,read-zeroes=on,cache=writethrough
 252run_qemu -drive driver=null-co,read-zeroes=on,cache=unsafe
 253run_qemu -drive driver=null-co,cache=invalid_value
 254
 255# Can't test direct=on here because O_DIRECT might not be supported on this FS
 256# Test 142 checks the direct=on cases
 257
 258for cache in writeback writethrough unsafe invalid_value; do
 259    printf "info block %s\n" '' file backing backing-file | \
 260    run_qemu -drive file="$TEST_IMG",cache=$cache,backing.file.filename="$TEST_IMG.base",backing.cache.no-flush=on,backing.node-name=backing,backing.file.node-name=backing-file,file.node-name=file,if=none,id=$device_id -nodefaults
 261done
 262
 263echo
 264echo === Specifying the protocol layer ===
 265echo
 266
 267run_qemu -drive file="$TEST_IMG",file.driver=file
 268
 269echo
 270echo === Leaving out required options ===
 271echo
 272
 273run_qemu -drive driver=file
 274run_qemu -drive driver=file,filename=
 275run_qemu -drive driver=nbd
 276run_qemu -drive driver=raw
 277run_qemu -drive file.driver=file
 278run_qemu -drive file.driver=nbd
 279run_qemu -drive file.driver=raw
 280run_qemu -drive foo=bar
 281
 282echo
 283echo === Specifying both an option and its legacy alias ===
 284echo
 285
 286run_qemu -drive file="$TEST_IMG",iops=1234,throttling.iops-total=5678
 287run_qemu -drive file="$TEST_IMG",iops_rd=1234,throttling.iops-read=5678
 288run_qemu -drive file="$TEST_IMG",iops_wr=1234,throttling.iops-write=5678
 289
 290run_qemu -drive file="$TEST_IMG",bps=1234,throttling.bps-total=5678
 291run_qemu -drive file="$TEST_IMG",bps_rd=1234,throttling.bps-read=5678
 292run_qemu -drive file="$TEST_IMG",bps_wr=1234,throttling.bps-write=5678
 293
 294run_qemu -drive file="$TEST_IMG",iops_max=1234,throttling.iops-total-max=5678
 295run_qemu -drive file="$TEST_IMG",iops_rd_max=1234,throttling.iops-read-max=5678
 296run_qemu -drive file="$TEST_IMG",iops_wr_max=1234,throttling.iops-write-max=5678
 297
 298run_qemu -drive file="$TEST_IMG",bps_max=1234,throttling.bps-total-max=5678
 299run_qemu -drive file="$TEST_IMG",bps_rd_max=1234,throttling.bps-read-max=5678
 300run_qemu -drive file="$TEST_IMG",bps_wr_max=1234,throttling.bps-write-max=5678
 301
 302run_qemu -drive file="$TEST_IMG",iops_size=1234,throttling.iops-size=5678
 303run_qemu -drive file="$TEST_IMG",readonly=on,read-only=off
 304
 305echo
 306echo === Catching negative/large throttling values ===
 307echo
 308
 309run_qemu -drive file="$TEST_IMG",iops=-1
 310run_qemu -drive file="$TEST_IMG",bps=-2
 311run_qemu -drive file="$TEST_IMG",bps_rd=-3
 312run_qemu -drive file="$TEST_IMG",bps_rd_max=-3
 313run_qemu -drive file="$TEST_IMG",throttling.iops-total=-4
 314run_qemu -drive file="$TEST_IMG",throttling.bps-total=-5
 315# These are accepted
 316run_qemu -drive file="$TEST_IMG",bps=0
 317run_qemu -drive file="$TEST_IMG",bps=1
 318run_qemu -drive file="$TEST_IMG",bps=1000000000000000
 319# While these are not
 320run_qemu -drive file="$TEST_IMG",bps=1000000000000001
 321run_qemu -drive file="$TEST_IMG",bps=9999999999999999
 322
 323echo
 324echo === Parsing protocol from file name ===
 325echo
 326
 327# Protocol strings are supposed to be parsed from traditional option strings,
 328# but not when using driver-specific options. We can distinguish them by the
 329# error message for non-existing files.
 330
 331run_qemu -hda foo:bar
 332run_qemu -drive file=foo:bar
 333run_qemu -drive file.filename=foo:bar
 334
 335run_qemu -hda "file:$TEST_IMG"
 336run_qemu -drive file="file:$TEST_IMG"
 337run_qemu -drive file.filename="file:$TEST_IMG"
 338
 339echo
 340echo === Snapshot mode ===
 341echo
 342
 343$QEMU_IO -c "write -P 0x11 0 4k" "$TEST_IMG" | _filter_qemu_io
 344
 345
 346echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file="$TEST_IMG",if=none,id=$device_id -snapshot | _filter_qemu_io
 347echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file="$TEST_IMG",snapshot=on,if=none,id=$device_id | _filter_qemu_io
 348echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file.filename="$TEST_IMG",driver=qcow2,snapshot=on,if=none,id=$device_id\
 349                                                 | _filter_qemu_io
 350echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file.filename="$TEST_IMG",driver=qcow2,if=none,id=$device_id -snapshot\
 351                                                 | _filter_qemu_io
 352echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file="file:$TEST_IMG",if=none,id=$device_id -snapshot | _filter_qemu_io
 353echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file="file:$TEST_IMG",snapshot=on,if=none,id=$device_id | _filter_qemu_io
 354
 355# Opening a read-only file r/w with snapshot=on
 356chmod u-w "$TEST_IMG"
 357echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file="$TEST_IMG",if=none,id=$device_id -snapshot | _filter_qemu_io
 358echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file="$TEST_IMG",snapshot=on,if=none,id=$device_id | _filter_qemu_io
 359chmod u+w "$TEST_IMG"
 360
 361$QEMU_IO -c "read -P 0x11 0 4k" "$TEST_IMG" | _filter_qemu_io
 362
 363echo "qemu-io $device_id \"write -P 0x22 0 4k\"" | run_qemu -drive file="$TEST_IMG",snapshot=off,if=none,id=$device_id | _filter_qemu_io
 364
 365$QEMU_IO -c "read -P 0x22 0 4k" "$TEST_IMG" | _filter_qemu_io
 366
 367printf %b "qemu-io $device_id \"write -P 0x33 0 4k\"\ncommit $device_id\n" |
 368    run_qemu -drive file="$TEST_IMG",snapshot=on,if=none,id=$device_id |
 369    _filter_qemu_io
 370
 371$QEMU_IO -c "read -P 0x33 0 4k" "$TEST_IMG" | _filter_qemu_io
 372
 373# Using snapshot=on with a non-existent TMPDIR
 374if [ "${VALGRIND_QEMU_VM}" == "y" ]; then
 375    _casenotrun "Valgrind needs a valid TMPDIR for itself"
 376fi
 377VALGRIND_QEMU_VM= \
 378TMPDIR=/nonexistent run_qemu -drive driver=null-co,snapshot=on |
 379    sed -e "s#'[^']*/vl\.[A-Za-z0-9]\{6\}'#SNAPSHOT_PATH#g"
 380
 381# Using snapshot=on together with read-only=on
 382echo "info block" |
 383    run_qemu -drive file="$TEST_IMG",snapshot=on,read-only=on,if=none,id=$device_id |
 384    _filter_qemu_io |
 385    sed -e 's#"[^"]*/vl\.[A-Za-z0-9]\{6\}"#SNAPSHOT_PATH#g'
 386
 387
 388# success, all done
 389echo "*** done"
 390rm -f $seq.full
 391status=0
 392