#!/bin/bash #/* # * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more # * contributor license agreements. See the NOTICE file distributed with # * this work for additional information regarding copyright ownership. # * The OpenAirInterface Software Alliance licenses this file to You under # * the OAI 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.openairinterface.org/?page_id=698 # * # * 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. # *------------------------------------------------------------------------------- # * For more information about the OpenAirInterface (OAI) Software Alliance: # * contact@openairinterface.org # */ # \author Navid Nikaein, Rohit Gupta #arg1 timeout to wait before running the script #arg2 interface #arg3 iperf arguments echo "Start time of script: `date`" args=($*) timeout=${args[0]} iface=${args[1]} iperf_args=(${args[@]:2}) ip_client=`echo "$iperf_args" | sed -ne 's/.*\-c[ ]*\([0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\).*/\1/p'` #array=${1:-1} echo "args = ${args[@]}" echo "timeout = $timeout" echo "iface = $iface" echo "iperf_args = ${iperf_args[@]}" echo "ip_client = $ip_client" # Test an IP address for validity: # Usage: # valid_ip IP_ADDRESS # if [[ $? -eq 0 ]]; then echo good; else echo bad; fi # OR # if valid_ip IP_ADDRESS; then echo good; else echo bad; fi # function valid_ip() { local ip=$1 local stat=1 if [[ $ip =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then OIFS=$IFS IFS='.' ip=($ip) IFS=$OIFS [[ ${ip[0]} -le 255 && ${ip[1]} -le 255 \ && ${ip[2]} -le 255 && ${ip[3]} -le 255 ]] stat=$? fi return $stat } if valid_ip $iface; then echo "$iface is Valid IP Address. Checking for connectivity..." ping -c 1 $iface >& /dev/null while [ "$?" != "0" ]; do ping -c 1 $iface >& /dev/null done echo "$iface connectivity achieved at `date`, Seconds = $SECONDS" else echo "Waiting for Interface $iface to come up..." while true; do var=`ifconfig $iface` ;sleep 1; if [ "$var" != "" ]; then break; fi ; done echo "$iface is now available at `date` , Seconds = $SECONDS" fi #if [ -n "$ip_client" ]; then #echo "Waiting for route to be setup before iperf makes connection..." # var=`route -n | grep $ip_client` # if ["$var" != "" ] ; then break; fi # #fi echo "Sleeping for additional $timeout seconds" sleep $timeout echo "Starting iperf at `date` , Seconds = $SECONDS ...." iperf ${iperf_args[@]}