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# Set -m option is needed to be able to use "suspend" command
# as we are usin non-interactive session to connect to remote.
# Without -m it would be not possible to suspend the process.
set -m
source $testdir/autotest.config
incoming_vm=1
target_vm=2
target_vm_ctrl=naa.VhostScsi0.$target_vm
rpc="$rootdir/scripts/rpc.py -s $(get_vhost_dir 1)/rpc.sock"
share_dir=$VHOST_DIR/share
function host_2_cleanup_vhost() {
notice "Shutting down VM $target_vm"
vm_kill $target_vm
notice "Removing bdev & controller from vhost 1 on remote server"
$rpc bdev_nvme_detach_controller Nvme0
$rpc vhost_delete_controller $target_vm_ctrl
notice "Shutting down vhost app"
vhost_kill 1
sleep 1
}
function host_2_start_vhost() {
echo "BASE DIR $VHOST_DIR"
vhost_work_dir=$VHOST_DIR/vhost1
mkdir -p $vhost_work_dir
rm -f $vhost_work_dir/*
notice "Starting vhost 1 instance on remote server"
trap 'host_2_cleanup_vhost; error_exit "${FUNCNAME}" "${LINENO}"' INT ERR EXIT
vhost_run 1 "-u"
$rpc bdev_nvme_attach_controller -b Nvme0 -t rdma -f ipv4 -a $RDMA_TARGET_IP -s 4420 -n "nqn.2018-02.io.spdk:cnode1"
$rpc vhost_create_scsi_controller $target_vm_ctrl
$rpc vhost_scsi_controller_add_target $target_vm_ctrl 0 Nvme0n1
vm_setup --os="$os_image" --force=$target_vm --disk-type=spdk_vhost_scsi --disks=VhostScsi0 \
--memory=512 --vhost-name=1 --incoming=$incoming_vm
vm_run $target_vm
sleep 1
# Use this file as a flag to notify main script
# that setup on remote server is done
echo "DONE" > $share_dir/DONE
}
echo $$ > $VHOST_DIR/tc3b.pid
host_2_start_vhost
suspend -f
if ! vm_os_booted $target_vm; then
fail "VM$target_vm is not running!"
fi
if ! is_fio_running $target_vm; then
vm_exec $target_vm "cat /root/migration-tc3.log"
error "FIO is not running on remote server after migration!"
fi
notice "Waiting for FIO to finish on remote server VM"
timeout=40
while is_fio_running $target_vm; do
sleep 1
echo -n "."
if ((timeout-- == 0)); then
error "timeout while waiting for FIO!"
fi
done
notice "FIO result after migration:"
vm_exec $target_vm "cat /root/migration-tc3.log"
host_2_cleanup_vhost
echo "DONE" > $share_dir/DONE
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