+########################
+convert_facet2name() {
+ case "$1" in
+ "ost" ) echo "OST0000" ;;
+ "ost1") echo "OST0000" ;;
+ "ost2") echo "OST0001" ;;
+ "ost3") echo "OST0002" ;;
+ "ost4") echo "OST0003" ;;
+ "ost5") echo "OST0004" ;;
+ *) error "unknown facet!" ;;
+ esac
+}
+
+get_clientosc_proc_path() {
+ local ost=$1
+
+ echo "{$1}-osc-*"
+}
+
+get_lustre_version () {
+ local node=${1:-"mds"}
+ do_facet $node $LCTL get_param -n version | awk '/^lustre:/ {print $2}'
+}
+
+get_mds_version_major () {
+ local version=$(get_lustre_version mds)
+ echo $version | awk -F. '{print $1}'
+}
+
+get_mds_version_minor () {
+ local version=$(get_lustre_version mds)
+ echo $version | awk -F. '{print $2}'
+}
+
+get_mdtosc_proc_path() {
+ local ost=$1
+ local major=$(get_mds_version_major)
+ local minor=$(get_mds_version_minor)
+ if [ $major -le 1 -a $minor -le 8 ] ; then
+ echo "${ost}-osc"
+ else
+ echo "${ost}-osc-MDT0000"
+ fi
+}
+
+get_osc_import_name() {
+ local node=$1
+ local ost=$2
+ local name=$(convert_facet2name $ost)
+
+ if [ "$node" == "mds" ]; then
+ get_mdtosc_proc_path $name
+ return 0
+ fi
+
+ get_clientosc_proc_path $name
+ return 0
+}
+
+wait_osc_import_state() {
+ local node=$1
+ local ost_facet=$2
+ local expected=$3
+ local ost=$(get_osc_import_name $node $ost_facet)
+ local CONN_PROC
+ local CONN_STATE
+ local i=0
+
+ CONN_PROC="osc.${FSNAME}-${ost}.ost_server_uuid"
+ CONN_STATE=$(do_facet $node lctl get_param -n $CONN_PROC | cut -f2)
+ while [ "${CONN_STATE}" != "${expected}" ]; do
+ # for disconn we can check after proc entry is removed
+ [ "x${CONN_STATE}" == "x" -a "${expected}" == "DISCONN" ] && return 0
+ # disconnect rpc should be wait not more obd_timeout
+ [ $i -ge $(($TIMEOUT * 3 / 2)) ] && \
+ error "can't put import for ${ost}(${ost_facet}) into ${expected} state" && return 1
+ sleep 1
+ CONN_STATE=$(do_facet $node lctl get_param -n $CONN_PROC | cut -f2)
+ i=$(($i + 1))
+ done
+
+ log "${ost_facet} now in ${CONN_STATE} state"
+ return 0
+}