#!/bin/sh
# Author: Christoph Galuschka <christoph.galuschka@tiwag.at>

t_Log "Running $0 - TCPdump test"

#Dumping 4 pings to loopback to file
tcpdump -n -p -i lo -w /var/tmp/centos_test.pcap &
# If we don't wait a short time, the first paket will be missed by tcpdump
sleep 1
ping -c 4 -i 0.25 127.0.0.1
killall tcpdump

# reading from file, for each ping we should see two pakets
WORKING=$(tcpdump -r /var/tmp/centos_test.pcap | grep -ci icmp)
if [ $WORKING == 8 ]; then ret_val=0; fi

# Remove file afterwards
/bin/rm /var/tmp/centos_test.pcap

t_CheckExitStatus $?