testcases/network/tcp_cmds/arp/arp01

#!/bin/sh
#******************************************************************************
#
#   Copyright (c) International Business Machines  Corp., 2000
#
#   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, write to the Free Software
#   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
#
#
#  FILE   : arp
#
#  PURPOSE: To test the basic functionality of `arp`.
#
#  SETUP: The "RHOST" setting should be exported to be the hostname of
#         another machine on the same subnet.  Otherwise, the hostname
#         of the tested machine will be used.
#
#  HISTORY:
#    06/05/03 Manoj Iyer - manjo@mail.utexas.edu
#      - Ported to use LTP test harness API
#    03/01 Robbie Williamson (robbiew@us.ibm.com)
#      -Ported
#
#-----------------------------------------------------------------------

#-----------------------------------------------------------------------
#
# FUNCTION:  do_setup
#
#-----------------------------------------------------------------------

do_setup()
{

    NUMLOOPS=${NUMLOOPS:-20}
    TST_TOTAL=$(( $NUMLOOPS * 2 ))

    tst_setup
    exists arp grep hostname ping sleep whoami

    RHOST=${RHOST:-$(hostname)}
    SLEEPTIME=${SLEEPTIME:-1}
    LUSER=$(whoami)

    [ "$LUSER" = "root" ] || end_testcase "Must be root to run this test!"

}

#-----------------------------------------------------------------------
#
# FUNCTION:  do_test
#
#-----------------------------------------------------------------------

do_test()
{
    while [ $TST_COUNT -le $NUMLOOPS ]; do
        arp -a 2>&1 1>/dev/null || end_testcase "arp -a failed"
        incr_tst_count
    done

    sleep $SLEEPTIME

    # PURPOSE:  stress the automatic creation of arp entries by pinging a host
    #           and deleting the arp entry again.

    while [ $TST_COUNT -le $TST_TOTAL ]; do

        ping -c1 $RHOST 2>&1 1>/dev/null || end_testcase "ping $RHOST failed"

        if ! arp -a | grep "$RHOST\>" 2>&1 1>/dev/null; then
            end_testcase "arp -a failed"
        fi

        if ! arp -d $RHOST 2>&1 1>/dev/null; then
            end_testcase "arp -d $RHOST failed"
        fi

        incr_tst_count

        sleep $SLEEPTIME

    done

}

#-----------------------------------------------------------------------
# FUNCTION: MAIN
# PURPOSE:  To invoke the functions to perform the tasks outlined in the
#           prologue.
# INPUT:    None.
# OUTPUT:   None.
#-----------------------------------------------------------------------

. net_cmdlib.sh

read_opts $*
do_setup
do_test
end_testcase