qemu-patch-raspberry4/tests/qemu-iotests/087
Daniel P. Berrange e6ff69bf5e block: move encryption deprecation warning into qcow code
For a couple of releases we have been warning

  Encrypted images are deprecated
  Support for them will be removed in a future release.
  You can use 'qemu-img convert' to convert your image to an unencrypted one.

This warning was issued by system emulators, qemu-img, qemu-nbd
and qemu-io. Such a broad warning was issued because the original
intention was to rip out all the code for dealing with encryption
inside the QEMU block layer APIs.

The new block encryption framework used for the LUKS driver does
not rely on the unloved block layer API for encryption keys,
instead using the QOM 'secret' object type. It is thus no longer
appropriate to warn about encryption unconditionally.

When the qcow/qcow2 drivers are converted to use the new encryption
framework too, it will be practical to keep AES-CBC support present
for use in qemu-img, qemu-io & qemu-nbd to allow for interoperability
with older QEMU versions and liberation of data from existing encrypted
qcow2 files.

This change moves the warning out of the generic block code and
into the qcow/qcow2 drivers. Further, the warning is set to only
appear when running the system emulators, since qemu-img, qemu-io,
qemu-nbd are expected to support qcow2 encryption long term now that
the maint burden has been eliminated.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2016-03-30 12:12:15 +02:00

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#!/bin/bash
#
# Test unsupported blockdev-add cases
#
# Copyright (C) 2014 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# creator
owner=kwolf@redhat.com
seq=`basename $0`
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
_supported_fmt qcow2
_supported_proto file
_supported_os Linux
function do_run_qemu()
{
echo Testing: "$@"
$QEMU -nographic -qmp stdio -serial none "$@"
echo
}
function run_qemu()
{
do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qmp \
| _filter_qemu | _filter_imgfmt \
| sed -e 's/\("actual-size":\s*\)[0-9]\+/\1SIZE/g'
}
size=128M
_make_test_img $size
echo
echo === Missing ID and node-name ===
echo
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "quit" }
EOF
echo
echo === Duplicate ID ===
echo
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk",
"node-name": "test-node",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "test-node",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk2",
"node-name": "disk",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk2",
"node-name": "test-node",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk3",
"node-name": "disk3",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "quit" }
EOF
echo
echo === aio=native without O_DIRECT ===
echo
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk",
"aio": "native",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "quit" }
EOF
echo
echo === Encrypted image ===
echo
_make_test_img -o encryption=on $size
run_qemu -S <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "quit" }
EOF
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"options": {
"driver": "$IMGFMT",
"id": "disk",
"file": {
"driver": "file",
"filename": "$TEST_IMG"
}
}
}
}
{ "execute": "quit" }
EOF
echo
echo === Missing driver ===
echo
_make_test_img -o encryption=on $size
run_qemu -S <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"options": {
"id": "disk"
}
}
}
{ "execute": "quit" }
EOF
# success, all done
echo "*** done"
rm -f $seq.full
status=0