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45 lines
1.1 KiB
45 lines
1.1 KiB
8 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 $0 - TCPdump test IPv6 to lo"
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if [ "$CONTAINERTEST" -eq "1" ]; then
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t_Log "Running in container -> SKIP"
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exit 0
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fi
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# Grabing IPv6 address of lo to check if IPv6 is enabled
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IP=$(ip addr list lo | grep 'inet6 ')
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regex='\t*inet6\ (.*)\/.*'
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if [[ $IP =~ $regex ]]
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then
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t_Log "IPv6 seems to be enabled - runing test"
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FILE='/var/tmp/lo_test6.pcap'
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COUNT='4'
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#Dumping ping6s to loopback to file
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tcpdump -q -n -p -i lo -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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ping6 -q -c $COUNT -i 0.25 ::1 > /dev/null 2>&1
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sleep 1
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killall -s SIGINT tcpdump
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sleep 1
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# reading from file, for each ping we should see two pakets
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WORKING=$( tcpdump -r $FILE | grep -ci icmp6 )
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if [ $WORKING == $[COUNT*2] ]; then
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ret_val=0
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else
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t_Log "ping6 to loopback droped pakets!! This should not happen on loopback"
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ret_val=1
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fi
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# Remove file afterwards
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/bin/rm $FILE
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else
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t_Log "IPv6 seems to be disabled - skipping test"
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ret_val=0
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fi
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t_CheckExitStatus $ret_val
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