mirror of
https://github.com/slackhq/nebula.git
synced 2026-05-16 12:57:38 +02:00
Merge remote-tracking branch 'origin/master' into multiport
This commit is contained in:
Wade Simmons
8
.github/workflows/smoke/build-relay.sh
vendored
8
.github/workflows/smoke/build-relay.sh
vendored
@@ -16,8 +16,10 @@ relay:
|
||||
am_relay: true
|
||||
EOF
|
||||
|
||||
export LIGHTHOUSES="192.168.100.1 172.17.0.2:4242"
|
||||
export REMOTE_ALLOW_LIST='{"172.17.0.4/32": false, "172.17.0.5/32": false}'
|
||||
# TEST-NET-3 placeholder IPs; smoke-relay.sh seds them to real container IPs.
|
||||
# Mapping: .2 lighthouse1, .3 host2, .4 host3, .5 host4.
|
||||
export LIGHTHOUSES="192.168.100.1 203.0.113.2:4242"
|
||||
export REMOTE_ALLOW_LIST='{"203.0.113.4/32": false, "203.0.113.5/32": false}'
|
||||
|
||||
HOST="host2" ../genconfig.sh >host2.yml <<EOF
|
||||
relay:
|
||||
@@ -25,7 +27,7 @@ relay:
|
||||
- 192.168.100.1
|
||||
EOF
|
||||
|
||||
export REMOTE_ALLOW_LIST='{"172.17.0.3/32": false}'
|
||||
export REMOTE_ALLOW_LIST='{"203.0.113.3/32": false}'
|
||||
|
||||
HOST="host3" ../genconfig.sh >host3.yml
|
||||
|
||||
|
||||
18
.github/workflows/smoke/build.sh
vendored
18
.github/workflows/smoke/build.sh
vendored
@@ -5,9 +5,15 @@ set -e -x
|
||||
rm -rf ./build
|
||||
mkdir ./build
|
||||
|
||||
# TODO: Assumes your docker bridge network is a /24, and the first container that launches will be .1
|
||||
# - We could make this better by launching the lighthouse first and then fetching what IP it is.
|
||||
NET="$(docker network inspect bridge -f '{{ range .IPAM.Config }}{{ .Subnet }}{{ end }}' | cut -d. -f1-3)"
|
||||
# Smoke containers run on a dedicated docker network whose subnet is allocated
|
||||
# at smoke time, not known at build time. Configs are written with TEST-NET-3
|
||||
# placeholder IPs (RFC 5737) and smoke.sh / smoke-vagrant.sh / smoke-relay.sh
|
||||
# sed the real container IPs in before starting nebula.
|
||||
#
|
||||
# Placeholder mapping (last octet == fixed container slot):
|
||||
# 203.0.113.2 -> lighthouse1, 203.0.113.3 -> host2,
|
||||
# 203.0.113.4 -> host3, 203.0.113.5 -> host4.
|
||||
LIGHTHOUSE_IP="203.0.113.2"
|
||||
|
||||
(
|
||||
cd build
|
||||
@@ -25,16 +31,16 @@ NET="$(docker network inspect bridge -f '{{ range .IPAM.Config }}{{ .Subnet }}{{
|
||||
../genconfig.sh >lighthouse1.yml
|
||||
|
||||
HOST="host2" \
|
||||
LIGHTHOUSES="192.168.100.1 $NET.2:4242" \
|
||||
LIGHTHOUSES="192.168.100.1 $LIGHTHOUSE_IP:4242" \
|
||||
../genconfig.sh >host2.yml
|
||||
|
||||
HOST="host3" \
|
||||
LIGHTHOUSES="192.168.100.1 $NET.2:4242" \
|
||||
LIGHTHOUSES="192.168.100.1 $LIGHTHOUSE_IP:4242" \
|
||||
INBOUND='[{"port": "any", "proto": "icmp", "group": "lighthouse"}]' \
|
||||
../genconfig.sh >host3.yml
|
||||
|
||||
HOST="host4" \
|
||||
LIGHTHOUSES="192.168.100.1 $NET.2:4242" \
|
||||
LIGHTHOUSES="192.168.100.1 $LIGHTHOUSE_IP:4242" \
|
||||
OUTBOUND='[{"port": "any", "proto": "icmp", "group": "lighthouse"}]' \
|
||||
../genconfig.sh >host4.yml
|
||||
|
||||
|
||||
57
.github/workflows/smoke/smoke-relay.sh
vendored
57
.github/workflows/smoke/smoke-relay.sh
vendored
@@ -6,6 +6,8 @@ set -o pipefail
|
||||
|
||||
mkdir -p logs
|
||||
|
||||
NETWORK="nebula-smoke-relay"
|
||||
|
||||
cleanup() {
|
||||
echo
|
||||
echo " *** cleanup"
|
||||
@@ -16,22 +18,53 @@ cleanup() {
|
||||
then
|
||||
docker kill lighthouse1 host2 host3 host4
|
||||
fi
|
||||
docker network rm "$NETWORK" >/dev/null 2>&1
|
||||
}
|
||||
|
||||
trap cleanup EXIT
|
||||
|
||||
docker run --name lighthouse1 --rm nebula:smoke-relay -config lighthouse1.yml -test
|
||||
docker run --name host2 --rm nebula:smoke-relay -config host2.yml -test
|
||||
docker run --name host3 --rm nebula:smoke-relay -config host3.yml -test
|
||||
docker run --name host4 --rm nebula:smoke-relay -config host4.yml -test
|
||||
# Create a dedicated smoke network with an explicit subnet (required for --ip
|
||||
# below). Probe a short list of candidates so a locally-used range doesn't
|
||||
# fail the whole test — we only need one to be free.
|
||||
docker network rm "$NETWORK" >/dev/null 2>&1 || true
|
||||
for candidate in 172.30.0.0/24 172.31.0.0/24 10.98.0.0/24 10.99.0.0/24 192.168.230.0/24; do
|
||||
if docker network create --subnet "$candidate" "$NETWORK" >/dev/null 2>&1; then
|
||||
break
|
||||
fi
|
||||
done
|
||||
if ! docker network inspect "$NETWORK" >/dev/null 2>&1; then
|
||||
echo "failed to create $NETWORK: every candidate subnet is in use" >&2
|
||||
exit 1
|
||||
fi
|
||||
|
||||
docker run --name lighthouse1 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config lighthouse1.yml 2>&1 | tee logs/lighthouse1 | sed -u 's/^/ [lighthouse1] /' &
|
||||
# Derive container IPs from the network's assigned subnet. Slots: .2 lighthouse1,
|
||||
# .3 host2, .4 host3, .5 host4 — matches the placeholders in build-relay.sh.
|
||||
SUBNET="$(docker network inspect -f '{{(index .IPAM.Config 0).Subnet}}' "$NETWORK")"
|
||||
PREFIX="${SUBNET%/*}"
|
||||
PREFIX="${PREFIX%.*}"
|
||||
LIGHTHOUSE_IP="$PREFIX.2"
|
||||
HOST2_IP="$PREFIX.3"
|
||||
HOST3_IP="$PREFIX.4"
|
||||
HOST4_IP="$PREFIX.5"
|
||||
|
||||
# Sed the placeholder TEST-NET-3 IPs in the host configs to the real ones.
|
||||
for f in build/host2.yml build/host3.yml build/host4.yml; do
|
||||
sed "s|203\.0\.113\.|$PREFIX.|g" "$f" >"$f.tmp"
|
||||
mv "$f.tmp" "$f"
|
||||
done
|
||||
|
||||
docker run --name lighthouse1 --rm nebula:smoke-relay -config lighthouse1.yml -test
|
||||
docker run --name host2 --rm -v "$PWD/build/host2.yml:/nebula/host2.yml:ro" nebula:smoke-relay -config host2.yml -test
|
||||
docker run --name host3 --rm -v "$PWD/build/host3.yml:/nebula/host3.yml:ro" nebula:smoke-relay -config host3.yml -test
|
||||
docker run --name host4 --rm -v "$PWD/build/host4.yml:/nebula/host4.yml:ro" nebula:smoke-relay -config host4.yml -test
|
||||
|
||||
docker run --name lighthouse1 --network "$NETWORK" --ip "$LIGHTHOUSE_IP" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config lighthouse1.yml 2>&1 | tee logs/lighthouse1 | sed -u 's/^/ [lighthouse1] /' &
|
||||
sleep 1
|
||||
docker run --name host2 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config host2.yml 2>&1 | tee logs/host2 | sed -u 's/^/ [host2] /' &
|
||||
docker run --name host2 --network "$NETWORK" --ip "$HOST2_IP" -v "$PWD/build/host2.yml:/nebula/host2.yml:ro" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config host2.yml 2>&1 | tee logs/host2 | sed -u 's/^/ [host2] /' &
|
||||
sleep 1
|
||||
docker run --name host3 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config host3.yml 2>&1 | tee logs/host3 | sed -u 's/^/ [host3] /' &
|
||||
docker run --name host3 --network "$NETWORK" --ip "$HOST3_IP" -v "$PWD/build/host3.yml:/nebula/host3.yml:ro" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config host3.yml 2>&1 | tee logs/host3 | sed -u 's/^/ [host3] /' &
|
||||
sleep 1
|
||||
docker run --name host4 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config host4.yml 2>&1 | tee logs/host4 | sed -u 's/^/ [host4] /' &
|
||||
docker run --name host4 --network "$NETWORK" --ip "$HOST4_IP" -v "$PWD/build/host4.yml:/nebula/host4.yml:ro" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm nebula:smoke-relay -config host4.yml 2>&1 | tee logs/host4 | sed -u 's/^/ [host4] /' &
|
||||
sleep 1
|
||||
|
||||
set +x
|
||||
@@ -76,7 +109,13 @@ docker exec host4 sh -c 'kill 1'
|
||||
docker exec host3 sh -c 'kill 1'
|
||||
docker exec host2 sh -c 'kill 1'
|
||||
docker exec lighthouse1 sh -c 'kill 1'
|
||||
sleep 5
|
||||
|
||||
# Wait up to 30s for all backgrounded jobs to exit rather than relying on a
|
||||
# fixed sleep.
|
||||
for _ in $(seq 1 30); do
|
||||
[ -z "$(jobs -r)" ] && break
|
||||
sleep 1
|
||||
done
|
||||
|
||||
if [ "$(jobs -r)" ]
|
||||
then
|
||||
|
||||
47
.github/workflows/smoke/smoke-vagrant.sh
vendored
47
.github/workflows/smoke/smoke-vagrant.sh
vendored
@@ -8,6 +8,8 @@ export VAGRANT_CWD="$PWD/vagrant-$1"
|
||||
|
||||
mkdir -p logs
|
||||
|
||||
NETWORK="nebula-smoke"
|
||||
|
||||
cleanup() {
|
||||
echo
|
||||
echo " *** cleanup"
|
||||
@@ -19,21 +21,51 @@ cleanup() {
|
||||
docker kill lighthouse1 host2
|
||||
fi
|
||||
vagrant destroy -f
|
||||
docker network rm "$NETWORK" >/dev/null 2>&1
|
||||
}
|
||||
|
||||
trap cleanup EXIT
|
||||
|
||||
# Create a dedicated smoke network with an explicit subnet (required for --ip
|
||||
# below). Probe a short list of candidates so a locally-used range doesn't
|
||||
# fail the whole test — we only need one to be free.
|
||||
docker network rm "$NETWORK" >/dev/null 2>&1 || true
|
||||
for candidate in 172.30.0.0/24 172.31.0.0/24 10.98.0.0/24 10.99.0.0/24 192.168.230.0/24; do
|
||||
if docker network create --subnet "$candidate" "$NETWORK" >/dev/null 2>&1; then
|
||||
break
|
||||
fi
|
||||
done
|
||||
if ! docker network inspect "$NETWORK" >/dev/null 2>&1; then
|
||||
echo "failed to create $NETWORK: every candidate subnet is in use" >&2
|
||||
exit 1
|
||||
fi
|
||||
|
||||
# Derive container IPs from the network's assigned subnet. Slots: .2 lighthouse1,
|
||||
# .3 host2 — matches the placeholders in build.sh.
|
||||
SUBNET="$(docker network inspect -f '{{(index .IPAM.Config 0).Subnet}}' "$NETWORK")"
|
||||
PREFIX="${SUBNET%/*}"
|
||||
PREFIX="${PREFIX%.*}"
|
||||
LIGHTHOUSE_IP="$PREFIX.2"
|
||||
HOST2_IP="$PREFIX.3"
|
||||
|
||||
# Sed the placeholder TEST-NET-3 IPs in the host configs to the real ones.
|
||||
# This must happen before `vagrant up` rsyncs build/ into the VM for host3.
|
||||
for f in build/host2.yml build/host3.yml; do
|
||||
sed "s|203\.0\.113\.|$PREFIX.|g" "$f" >"$f.tmp"
|
||||
mv "$f.tmp" "$f"
|
||||
done
|
||||
|
||||
CONTAINER="nebula:${NAME:-smoke}"
|
||||
|
||||
docker run --name lighthouse1 --rm "$CONTAINER" -config lighthouse1.yml -test
|
||||
docker run --name host2 --rm "$CONTAINER" -config host2.yml -test
|
||||
docker run --name host2 --rm -v "$PWD/build/host2.yml:/nebula/host2.yml:ro" "$CONTAINER" -config host2.yml -test
|
||||
|
||||
vagrant up
|
||||
vagrant ssh -c "cd /nebula && /nebula/$1-nebula -config host3.yml -test" -- -T
|
||||
|
||||
docker run --name lighthouse1 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config lighthouse1.yml 2>&1 | tee logs/lighthouse1 | sed -u 's/^/ [lighthouse1] /' &
|
||||
docker run --name lighthouse1 --network "$NETWORK" --ip "$LIGHTHOUSE_IP" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config lighthouse1.yml 2>&1 | tee logs/lighthouse1 | sed -u 's/^/ [lighthouse1] /' &
|
||||
sleep 1
|
||||
docker run --name host2 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host2.yml 2>&1 | tee logs/host2 | sed -u 's/^/ [host2] /' &
|
||||
docker run --name host2 --network "$NETWORK" --ip "$HOST2_IP" -v "$PWD/build/host2.yml:/nebula/host2.yml:ro" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host2.yml 2>&1 | tee logs/host2 | sed -u 's/^/ [host2] /' &
|
||||
sleep 1
|
||||
vagrant ssh -c "cd /nebula && sudo sh -c 'echo \$\$ >/nebula/pid && exec /nebula/$1-nebula -config host3.yml'" 2>&1 -- -T | tee logs/host3 | sed -u 's/^/ [host3] /' &
|
||||
sleep 15
|
||||
@@ -96,7 +128,14 @@ vagrant ssh -c "ping -c1 192.168.100.2" -- -T
|
||||
vagrant ssh -c "sudo xargs kill </nebula/pid" -- -T
|
||||
docker exec host2 sh -c 'kill 1'
|
||||
docker exec lighthouse1 sh -c 'kill 1'
|
||||
sleep 1
|
||||
|
||||
# Wait up to 30s for all backgrounded jobs to exit. vagrant ssh in particular
|
||||
# takes a beat to tear down after nebula exits on the VM, so a fixed sleep is
|
||||
# racy.
|
||||
for _ in $(seq 1 30); do
|
||||
[ -z "$(jobs -r)" ] && break
|
||||
sleep 1
|
||||
done
|
||||
|
||||
if [ "$(jobs -r)" ]
|
||||
then
|
||||
|
||||
76
.github/workflows/smoke/smoke.sh
vendored
76
.github/workflows/smoke/smoke.sh
vendored
@@ -6,6 +6,8 @@ set -o pipefail
|
||||
|
||||
mkdir -p logs
|
||||
|
||||
NETWORK="nebula-smoke"
|
||||
|
||||
cleanup() {
|
||||
echo
|
||||
echo " *** cleanup"
|
||||
@@ -16,38 +18,71 @@ cleanup() {
|
||||
then
|
||||
docker kill lighthouse1 host2 host3 host4
|
||||
fi
|
||||
docker network rm "$NETWORK" >/dev/null 2>&1
|
||||
}
|
||||
|
||||
trap cleanup EXIT
|
||||
|
||||
# Create a dedicated smoke network with an explicit subnet (required for --ip
|
||||
# below). Probe a short list of candidates so a locally-used range doesn't
|
||||
# fail the whole test — we only need one to be free.
|
||||
docker network rm "$NETWORK" >/dev/null 2>&1 || true
|
||||
for candidate in 172.30.0.0/24 172.31.0.0/24 10.98.0.0/24 10.99.0.0/24 192.168.230.0/24; do
|
||||
if docker network create --subnet "$candidate" "$NETWORK" >/dev/null 2>&1; then
|
||||
break
|
||||
fi
|
||||
done
|
||||
if ! docker network inspect "$NETWORK" >/dev/null 2>&1; then
|
||||
echo "failed to create $NETWORK: every candidate subnet is in use" >&2
|
||||
exit 1
|
||||
fi
|
||||
|
||||
# Derive container IPs from the network's assigned subnet. Slots: .2 lighthouse1,
|
||||
# .3 host2, .4 host3, .5 host4 — matches the placeholders in build.sh.
|
||||
SUBNET="$(docker network inspect -f '{{(index .IPAM.Config 0).Subnet}}' "$NETWORK")"
|
||||
PREFIX="${SUBNET%/*}"
|
||||
PREFIX="${PREFIX%.*}"
|
||||
LIGHTHOUSE_IP="$PREFIX.2"
|
||||
HOST2_IP="$PREFIX.3"
|
||||
HOST3_IP="$PREFIX.4"
|
||||
HOST4_IP="$PREFIX.5"
|
||||
|
||||
# Sed the placeholder TEST-NET-3 IPs in the host configs to the real ones.
|
||||
# build/lighthouse1.yml has no IPs to rewrite so it's skipped.
|
||||
for f in build/host2.yml build/host3.yml build/host4.yml; do
|
||||
sed "s|203\.0\.113\.|$PREFIX.|g" "$f" >"$f.tmp"
|
||||
mv "$f.tmp" "$f"
|
||||
done
|
||||
|
||||
CONTAINER="nebula:${NAME:-smoke}"
|
||||
|
||||
docker run --name lighthouse1 --rm "$CONTAINER" -config lighthouse1.yml -test
|
||||
docker run --name host2 --rm "$CONTAINER" -config host2.yml -test
|
||||
docker run --name host3 --rm "$CONTAINER" -config host3.yml -test
|
||||
docker run --name host4 --rm "$CONTAINER" -config host4.yml -test
|
||||
docker run --name host2 --rm -v "$PWD/build/host2.yml:/nebula/host2.yml:ro" "$CONTAINER" -config host2.yml -test
|
||||
docker run --name host3 --rm -v "$PWD/build/host3.yml:/nebula/host3.yml:ro" "$CONTAINER" -config host3.yml -test
|
||||
docker run --name host4 --rm -v "$PWD/build/host4.yml:/nebula/host4.yml:ro" "$CONTAINER" -config host4.yml -test
|
||||
|
||||
docker run --name lighthouse1 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config lighthouse1.yml 2>&1 | tee logs/lighthouse1 | sed -u 's/^/ [lighthouse1] /' &
|
||||
docker run --name lighthouse1 --network "$NETWORK" --ip "$LIGHTHOUSE_IP" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config lighthouse1.yml 2>&1 | tee logs/lighthouse1 | sed -u 's/^/ [lighthouse1] /' &
|
||||
sleep 1
|
||||
docker run --name host2 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host2.yml 2>&1 | tee logs/host2 | sed -u 's/^/ [host2] /' &
|
||||
docker run --name host2 --network "$NETWORK" --ip "$HOST2_IP" -v "$PWD/build/host2.yml:/nebula/host2.yml:ro" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host2.yml 2>&1 | tee logs/host2 | sed -u 's/^/ [host2] /' &
|
||||
sleep 1
|
||||
docker run --name host3 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host3.yml 2>&1 | tee logs/host3 | sed -u 's/^/ [host3] /' &
|
||||
docker run --name host3 --network "$NETWORK" --ip "$HOST3_IP" -v "$PWD/build/host3.yml:/nebula/host3.yml:ro" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host3.yml 2>&1 | tee logs/host3 | sed -u 's/^/ [host3] /' &
|
||||
sleep 1
|
||||
docker run --name host4 --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host4.yml 2>&1 | tee logs/host4 | sed -u 's/^/ [host4] /' &
|
||||
docker run --name host4 --network "$NETWORK" --ip "$HOST4_IP" -v "$PWD/build/host4.yml:/nebula/host4.yml:ro" --device /dev/net/tun:/dev/net/tun --cap-add NET_ADMIN --rm "$CONTAINER" -config host4.yml 2>&1 | tee logs/host4 | sed -u 's/^/ [host4] /' &
|
||||
sleep 1
|
||||
|
||||
# grab tcpdump pcaps for debugging
|
||||
docker exec lighthouse1 tcpdump -i nebula1 -q -w - -U 2>logs/lighthouse1.inside.log >logs/lighthouse1.inside.pcap &
|
||||
docker exec lighthouse1 tcpdump -i tun0 -q -w - -U 2>logs/lighthouse1.inside.log >logs/lighthouse1.inside.pcap &
|
||||
docker exec lighthouse1 tcpdump -i eth0 -q -w - -U 2>logs/lighthouse1.outside.log >logs/lighthouse1.outside.pcap &
|
||||
docker exec host2 tcpdump -i nebula1 -q -w - -U 2>logs/host2.inside.log >logs/host2.inside.pcap &
|
||||
docker exec host2 tcpdump -i tun0 -q -w - -U 2>logs/host2.inside.log >logs/host2.inside.pcap &
|
||||
docker exec host2 tcpdump -i eth0 -q -w - -U 2>logs/host2.outside.log >logs/host2.outside.pcap &
|
||||
docker exec host3 tcpdump -i nebula1 -q -w - -U 2>logs/host3.inside.log >logs/host3.inside.pcap &
|
||||
docker exec host3 tcpdump -i tun0 -q -w - -U 2>logs/host3.inside.log >logs/host3.inside.pcap &
|
||||
docker exec host3 tcpdump -i eth0 -q -w - -U 2>logs/host3.outside.log >logs/host3.outside.pcap &
|
||||
docker exec host4 tcpdump -i nebula1 -q -w - -U 2>logs/host4.inside.log >logs/host4.inside.pcap &
|
||||
docker exec host4 tcpdump -i tun0 -q -w - -U 2>logs/host4.inside.log >logs/host4.inside.pcap &
|
||||
docker exec host4 tcpdump -i eth0 -q -w - -U 2>logs/host4.outside.log >logs/host4.outside.pcap &
|
||||
|
||||
docker exec host2 ncat -nklv 0.0.0.0 2000 &
|
||||
docker exec host3 ncat -nklv 0.0.0.0 2000 &
|
||||
docker exec host4 ncat -e '/usr/bin/echo helloagainfromhost4' -nkluv 0.0.0.0 4000 &
|
||||
docker exec host2 ncat -e '/usr/bin/echo host2' -nkluv 0.0.0.0 3000 &
|
||||
docker exec host3 ncat -e '/usr/bin/echo host3' -nkluv 0.0.0.0 3000 &
|
||||
|
||||
@@ -119,17 +154,24 @@ echo
|
||||
echo " *** Testing conntrack"
|
||||
echo
|
||||
set -x
|
||||
# host2 can ping host3 now that host3 pinged it first
|
||||
docker exec host2 ping -c1 192.168.100.3
|
||||
# host4 can ping host2 once conntrack established
|
||||
docker exec host2 ping -c1 192.168.100.4
|
||||
docker exec host4 ping -c1 192.168.100.2
|
||||
|
||||
# host4's outbound firewall only allows ICMP to the lighthouse, so host4
|
||||
# cannot initiate UDP to host2. Once host2 initiates a flow to host4:4000,
|
||||
# conntrack must let host4's listener reply on that flow. If it doesn't,
|
||||
# the echo back from host4 never reaches host2.
|
||||
docker exec host2 sh -c "(/usr/bin/echo host2; sleep 2) | ncat -nuv 192.168.100.4 4000" | grep -q helloagainfromhost4
|
||||
|
||||
docker exec host4 sh -c 'kill 1'
|
||||
docker exec host3 sh -c 'kill 1'
|
||||
docker exec host2 sh -c 'kill 1'
|
||||
docker exec lighthouse1 sh -c 'kill 1'
|
||||
sleep 5
|
||||
|
||||
# Wait up to 30s for all backgrounded jobs to exit rather than relying on a
|
||||
# fixed sleep.
|
||||
for _ in $(seq 1 30); do
|
||||
[ -z "$(jobs -r)" ] && break
|
||||
sleep 1
|
||||
done
|
||||
|
||||
if [ "$(jobs -r)" ]
|
||||
then
|
||||
|
||||
@@ -1,7 +1,7 @@
|
||||
# -*- mode: ruby -*-
|
||||
# vi: set ft=ruby :
|
||||
Vagrant.configure("2") do |config|
|
||||
config.vm.box = "ubuntu/jammy64"
|
||||
config.vm.box = "bento/ubuntu-24.04"
|
||||
|
||||
config.vm.synced_folder "../build", "/nebula"
|
||||
|
||||
|
||||
@@ -1,7 +1,7 @@
|
||||
# -*- mode: ruby -*-
|
||||
# vi: set ft=ruby :
|
||||
Vagrant.configure("2") do |config|
|
||||
config.vm.box = "generic/openbsd7"
|
||||
config.vm.box = "DefinedNet/openbsd78"
|
||||
|
||||
config.vm.synced_folder "../build", "/nebula", type: "rsync"
|
||||
end
|
||||
|
||||
Reference in New Issue
Block a user