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|
#!/bin/bash
#
# Test I/O throttle block filter driver interface
#
# Copyright (C) 2017 Manos Pitsidianakis
#
# 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="Manos Pitsidianakis"
seq=`basename $0`
echo "QA output created by $seq"
status=1 # failure is the default!
trap "exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
_supported_os Linux
function do_run_qemu()
{
echo Testing: "$@" | _filter_imgfmt
$QEMU -nographic -qmp-pretty stdio -serial none "$@"
echo
}
function run_qemu()
{
do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu | _filter_qmp\
| _filter_qemu_io | _filter_generated_node_ids \
| _filter_actual_image_size
}
test_throttle=$($QEMU_IMG --help|grep throttle)
[ "$test_throttle" = "" ] && _supported_fmt throttle
echo
echo "== checking interface =="
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"driver": "null-co",
"node-name": "disk0"
}
}
{ "execute": "object-add",
"arguments": {
"qom-type": "throttle-group",
"id": "group0",
"props": {
"limits" : {
"iops-total": 1000
}
}
}
}
{ "execute": "blockdev-add",
"arguments": {
"driver": "throttle",
"node-name": "throttle0",
"throttle-group": "group0",
"file": "disk0"
}
}
{ "execute": "query-named-block-nodes" }
{ "execute": "query-block" }
{ "execute": "quit" }
EOF
echo
echo "== property changes in ThrottleGroup =="
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "object-add",
"arguments": {
"qom-type": "throttle-group",
"id": "group0",
"props" : {
"limits": {
"iops-total": 1000
}
}
}
}
{ "execute" : "qom-get",
"arguments" : {
"path" : "group0",
"property" : "limits"
}
}
{ "execute" : "qom-set",
"arguments" : {
"path" : "group0",
"property" : "limits",
"value" : {
"iops-total" : 0
}
}
}
{ "execute" : "qom-get",
"arguments" : {
"path" : "group0",
"property" : "limits"
}
}
{ "execute": "quit" }
EOF
echo
echo "== object creation/set errors =="
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "object-add",
"arguments": {
"qom-type": "throttle-group",
"id": "group0",
"props" : {
"limits": {
"iops-total": 1000
}
}
}
}
{ "execute" : "qom-set",
"arguments" : {
"path" : "group0",
"property" : "x-iops-total",
"value" : 0
}
}
{ "execute" : "qom-set",
"arguments" : {
"path" : "group0",
"property" : "limits",
"value" : {
"iops-total" : 10,
"iops-read" : 10
}
}
}
{ "execute": "quit" }
EOF
echo
echo "== don't specify group =="
run_qemu <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "blockdev-add",
"arguments": {
"driver": "null-co",
"node-name": "disk0"
}
}
{ "execute": "blockdev-add",
"arguments": {
"driver": "throttle",
"node-name": "throttle0",
"file": "disk0"
}
}
{ "execute": "quit" }
EOF
echo
# success, all done
echo "*** done"
rm -f $seq.full
status=0
|
