Base net-virt CLI files on top of which ONOS specific changes will be done
diff --git a/cli/build/kill-port-wait.sh b/cli/build/kill-port-wait.sh
new file mode 100755
index 0000000..0c2dcdc
--- /dev/null
+++ b/cli/build/kill-port-wait.sh
@@ -0,0 +1,92 @@
+#!/bin/bash
+#
+# Copyright (c) 2013 Big Switch Networks, Inc.
+#
+# Licensed under the Eclipse Public License, Version 1.0 (the
+# "License"); you may not use this file except in compliance with the
+# License. You may obtain a copy of the License at
+#
+# http://www.eclipse.org/legal/epl-v10.html
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied. See the License for the specific language governing
+# permissions and limitations under the License.
+
+usage() {
+ cat <<EOF >&2
+
+$0 - kill process listening on a port, wait for it to terminate
+
+Call syntax:
+
+ $0 -p <port> [OPTS]
+
+OPTIONS:
+ -p <port> wait for port <port> to listen on
+ -t <time> wait <t> seconds for port to show up
+
+ -h this help
+
+EOF
+}
+
+PROGNAME="$0"
+SHORTOPTS="hp:t:"
+
+ARGS=$(getopt $SHORTOPTS "$@" )
+
+if [ $? -gt 0 ]; then
+ echo "Error getting options" >&2
+ exit 2
+fi
+
+timeout=15
+
+eval set -- "$ARGS"
+
+while true; do
+ case $1 in
+ -h)
+ usage
+ exit 0
+ ;;
+ -p)
+ port="$2"
+ shift
+ ;;
+ -t)
+ timeout="$2"
+ shift
+ ;;
+ --)
+ shift
+ break
+ ;;
+ -*)
+ echo "$0: error - unrecognized option $1" 1>&2
+ exit 1
+ ;;
+ *)
+ break
+ ;;
+ esac
+ shift
+done
+
+if [ ! "$port" ]; then
+ usage
+ exit 1
+fi
+
+for((i=0; i < 15; i++ )); do
+ if ! pid=$(lsof -t -iTCP:$port -sTCP:LISTEN); then
+ exit 0
+ fi
+ kill ${pid}
+ sleep 1
+done
+
+echo "Error: Program on port $pid failed to exit" >&2
+exit 10