#!/bin/bash
#
# Test query-blockstats with different ways to create a BB
#
# Copyright (C) 2018 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"

status=1	# failure is the default!

_cleanup()
{
    _cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter

_supported_fmt generic
_supported_proto file
_supported_os Linux

function do_run_qemu()
{
    echo Testing: "$@"
    $QEMU -nographic -qmp-pretty stdio -serial none "$@"
    echo
}

function run_qemu()
{
    do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qmp \
                          | _filter_qemu | _filter_imgfmt \
                          | _filter_generated_node_ids
}

echo
echo '=== blockstats with -drive if=virtio ==='
echo

run_qemu -drive driver=null-co,if=virtio <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "query-blockstats"}
{ "execute": "quit" }
EOF

echo
echo '=== blockstats with -drive if=none ==='
echo

run_qemu -drive driver=null-co,if=none <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "query-blockstats"}
{ "execute": "quit" }
EOF

echo
echo '=== blockstats with -blockdev ==='
echo

run_qemu -blockdev driver=null-co,node-name=null <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "query-blockstats"}
{ "execute": "quit" }
EOF

echo
echo '=== blockstats with -blockdev and -device ==='
echo

run_qemu -blockdev driver=null-co,node-name=null -device virtio-blk,drive=null,id=virtio0 <<EOF
{ "execute": "qmp_capabilities" }
{ "execute": "query-blockstats"}
{ "execute": "quit" }
EOF

# success, all done
echo "*** done"
rm -f $seq.full
status=0