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50 lines
1.8 KiB
50 lines
1.8 KiB
10 months ago
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#!/bin/sh
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# Author: Christoph Galuschka <tigalch@tigalch.org>
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# Athmane Madjoudj <athmanem@gmail.com>
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t_Log "Running $0 - TCPdump test to Default-GW with IPv4"
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# Grabing Default-Router if NIC
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def_gw=$(ip route list default|grep "default via"|head -n 1|awk '{print $3}')
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eth_int=$(ip addr|grep -B 1 "link/ether"|head -n 1|awk '{print $2}'|tr -d ':')
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t_Log "Found Default-GW - starting tcpdump test"
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#Dumping 4 pings via NIC to file
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FILE='/var/tmp/nic_test.pcap'
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COUNT='4'
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tcpdump -i $eth_int -q -n -p -w $FILE &
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# If we don't wait a short time, the first paket will be missed by tcpdump
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sleep 1
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ping -q -c $COUNT -i 0.25 ${def_gw} > /dev/null 2>&1
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sleep 1
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killall -s SIGINT tcpdump
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sleep 1
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# reading from file, for each ping we should see two pakets
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WORKING=$( tcpdump -r $FILE | grep -ci icmp )
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if [ $SKIP_QA_HARNESS -eq 1 ]
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then
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# treat qa-harness and non qa-harness differently,
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# the script will always succeed outside qa, but will log results
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ret_val=0
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if [ $WORKING != $[COUNT*2] ]
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then
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t_Log "ping to Default-Gateway did not return the number of pakets we expect. "$WORKING" of "$[COUNT*2]" pakets were dumped to file"
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else
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t_Log "ping to Default-Gateway looks OK. "$WORKING" of "$[COUNT*2]" pakets were dumped to file"
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fi
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else
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# in qa-harness, which is a controlled environment, the script will fail at odd results
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if [ $WORKING == $[COUNT*2] ] || [ $WORKING -gt $[COUNT*2] ]
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then
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t_Log "QA-harness: ping to Default-Gateway looks OK. At least "$[COUNT*2]" pakets ("$WORKING") were dumped to file"
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ret_val=0
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else
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t_Log "QA-harness: ping to Default-Gateway droped pakets!! Only "$WORKING" of "$[COUNT*2]" entries were found!!"
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ret_val=1
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fi
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fi
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# Remove file afterwards
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/bin/rm $FILE
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t_CheckExitStatus $ret_val
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