139 lines
4.4 KiB
Bash
Executable File
139 lines
4.4 KiB
Bash
Executable File
#!/bin/bash
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set -e -x
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set -o pipefail
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mkdir -p logs
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cleanup() {
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echo
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echo " *** cleanup"
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echo
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set +e
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if [ "$(jobs -r)" ]
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then
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docker kill lighthouse1 host2 host3 host4
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fi
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}
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trap cleanup EXIT
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CONTAINER="nebula:${NAME:-smoke}"
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docker run --name lighthouse1 --rm "$CONTAINER" -config lighthouse1.yml -test
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docker run --name host2 --rm "$CONTAINER" -config host2.yml -test
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docker run --name host3 --rm "$CONTAINER" -config host3.yml -test
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docker run --name host4 --rm "$CONTAINER" -config host4.yml -test
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docker run --name lighthouse1 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config lighthouse1.yml 2>&1 | tee logs/lighthouse1 | sed -u 's/^/ [lighthouse1] /' &
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sleep 1
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docker run --name host2 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host2.yml 2>&1 | tee logs/host2 | sed -u 's/^/ [host2] /' &
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sleep 1
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docker run --name host3 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host3.yml 2>&1 | tee logs/host3 | sed -u 's/^/ [host3] /' &
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sleep 1
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docker run --name host4 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host4.yml 2>&1 | tee logs/host4 | sed -u 's/^/ [host4] /' &
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sleep 1
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# grab tcpdump pcaps for debugging
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docker exec lighthouse1 tcpdump -i nebula1 -q -w - -U 2>logs/lighthouse1.inside.log >logs/lighthouse1.inside.pcap &
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docker exec lighthouse1 tcpdump -i eth0 -q -w - -U 2>logs/lighthouse1.outside.log >logs/lighthouse1.outside.pcap &
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docker exec host2 tcpdump -i nebula1 -q -w - -U 2>logs/host2.inside.log >logs/host2.inside.pcap &
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docker exec host2 tcpdump -i eth0 -q -w - -U 2>logs/host2.outside.log >logs/host2.outside.pcap &
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docker exec host3 tcpdump -i nebula1 -q -w - -U 2>logs/host3.inside.log >logs/host3.inside.pcap &
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docker exec host3 tcpdump -i eth0 -q -w - -U 2>logs/host3.outside.log >logs/host3.outside.pcap &
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docker exec host4 tcpdump -i nebula1 -q -w - -U 2>logs/host4.inside.log >logs/host4.inside.pcap &
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docker exec host4 tcpdump -i eth0 -q -w - -U 2>logs/host4.outside.log >logs/host4.outside.pcap &
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docker exec host2 ncat -nklv 0.0.0.0 2000 &
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docker exec host3 ncat -nklv 0.0.0.0 2000 &
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docker exec host2 ncat -e '/usr/bin/echo host2' -nkluv 0.0.0.0 3000 &
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docker exec host3 ncat -e '/usr/bin/echo host3' -nkluv 0.0.0.0 3000 &
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set +x
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echo
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echo " *** Testing ping from lighthouse1"
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echo
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set -x
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docker exec lighthouse1 ping -c1 192.168.100.2
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docker exec lighthouse1 ping -c1 192.168.100.3
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set +x
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echo
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echo " *** Testing ping from host2"
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echo
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set -x
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docker exec host2 ping -c1 192.168.100.1
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# Should fail because not allowed by host3 inbound firewall
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! docker exec host2 ping -c1 192.168.100.3 -w5 || exit 1
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set +x
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echo
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echo " *** Testing ncat from host2"
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echo
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set -x
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# Should fail because not allowed by host3 inbound firewall
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! docker exec host2 ncat -nzv -w5 192.168.100.3 2000 || exit 1
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! docker exec host2 ncat -nzuv -w5 192.168.100.3 3000 | grep -q host3 || exit 1
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set +x
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echo
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echo " *** Testing ping from host3"
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echo
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set -x
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docker exec host3 ping -c1 192.168.100.1
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docker exec host3 ping -c1 192.168.100.2
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set +x
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echo
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echo " *** Testing ncat from host3"
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echo
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set -x
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docker exec host3 ncat -nzv -w5 192.168.100.2 2000
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docker exec host3 ncat -nzuv -w5 192.168.100.2 3000 | grep -q host2
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set +x
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echo
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echo " *** Testing ping from host4"
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echo
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set -x
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docker exec host4 ping -c1 192.168.100.1
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# Should fail because not allowed by host4 outbound firewall
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! docker exec host4 ping -c1 192.168.100.2 -w5 || exit 1
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! docker exec host4 ping -c1 192.168.100.3 -w5 || exit 1
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set +x
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echo
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echo " *** Testing ncat from host4"
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echo
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set -x
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# Should fail because not allowed by host4 outbound firewall
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! docker exec host4 ncat -nzv -w5 192.168.100.2 2000 || exit 1
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! docker exec host4 ncat -nzv -w5 192.168.100.3 2000 || exit 1
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! docker exec host4 ncat -nzuv -w5 192.168.100.2 3000 | grep -q host2 || exit 1
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! docker exec host4 ncat -nzuv -w5 192.168.100.3 3000 | grep -q host3 || exit 1
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set +x
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echo
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echo " *** Testing conntrack"
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echo
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set -x
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# host2 can ping host3 now that host3 pinged it first
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docker exec host2 ping -c1 192.168.100.3
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# host4 can ping host2 once conntrack established
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docker exec host2 ping -c1 192.168.100.4
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docker exec host4 ping -c1 192.168.100.2
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docker exec host4 sh -c 'kill 1'
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docker exec host3 sh -c 'kill 1'
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docker exec host2 sh -c 'kill 1'
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docker exec lighthouse1 sh -c 'kill 1'
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sleep 5
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if [ "$(jobs -r)" ]
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then
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echo "nebula still running after SIGTERM sent" >&2
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exit 1
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fi
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