#!/usr/bin/env bash
#
# Test NBD export with -incoming (non-shared storage migration use case from
# libvirt)
#
# Copyright (C) 2017 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=famz@redhat.com

seq=`basename $0`
echo "QA output created by $seq"

status=1	# failure is the default!

_cleanup()
{
    _cleanup_qemu
    _cleanup_test_img
    rm -f "$SOCK_DIR/nbd"
}
trap "_cleanup; exit \$status" 0 1 2 3 15

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

_supported_fmt generic
_supported_proto file

if [ "$QEMU_DEFAULT_MACHINE" != "pc" ]; then
    _notrun "Requires a PC machine"
fi

size=64M
_make_test_img $size

if test "$IMGOPTSSYNTAX" = "true"
then
    DRIVE_ARG=if=ide,id=drive0,$TEST_IMG
else
    DRIVE_ARG=if=ide,id=drive0,format=$IMGFMT,file=$TEST_IMG
fi

qemu_comm_method="monitor"
_launch_qemu -drive $DRIVE_ARG -incoming defer
h=$QEMU_HANDLE
if [ "${VALGRIND_QEMU}" == "y" ]; then
    QEMU_COMM_TIMEOUT=7
else
    QEMU_COMM_TIMEOUT=1
fi

_send_qemu_cmd $h "nbd_server_start unix:$SOCK_DIR/nbd" "(qemu)"
_send_qemu_cmd $h "nbd_server_add -w drive0" "(qemu)"
_send_qemu_cmd $h "q" "(qemu)"

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