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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2020-2025 OpenVPN, Inc.
#
# Author: Antonio Quartulli <antonio@openvpn.net>
#set -x
set -e
source ./common.sh
cleanup
modprobe -q ovpn || true
for p in $(seq 0 ${NUM_PEERS}); do
create_ns ${p}
done
for p in $(seq 0 ${NUM_PEERS}); do
setup_ns ${p} 5.5.5.$((${p} + 1))/24 ${MTU}
done
for p in $(seq 0 ${NUM_PEERS}); do
add_peer ${p}
done
for p in $(seq 1 ${NUM_PEERS}); do
ip netns exec peer0 ${OVPN_CLI} set_peer tun0 ${p} 60 120
ip netns exec peer${p} ${OVPN_CLI} set_peer tun${p} ${p} 60 120
done
sleep 1
for p in $(seq 1 ${NUM_PEERS}); do
ip netns exec peer0 ping -qfc 500 -w 3 5.5.5.$((${p} + 1))
ip netns exec peer0 ping -qfc 500 -s 3000 -w 3 5.5.5.$((${p} + 1))
done
# ping LAN behind client 1
ip netns exec peer0 ping -qfc 500 -w 3 ${LAN_IP}
if [ "$FLOAT" == "1" ]; then
# make clients float..
for p in $(seq 1 ${NUM_PEERS}); do
ip -n peer${p} addr del 10.10.${p}.2/24 dev veth${p}
ip -n peer${p} addr add 10.10.${p}.3/24 dev veth${p}
done
for p in $(seq 1 ${NUM_PEERS}); do
ip netns exec peer${p} ping -qfc 500 -w 3 5.5.5.1
done
fi
ip netns exec peer0 iperf3 -1 -s &
sleep 1
ip netns exec peer1 iperf3 -Z -t 3 -c 5.5.5.1
echo "Adding secondary key and then swap:"
for p in $(seq 1 ${NUM_PEERS}); do
ip netns exec peer0 ${OVPN_CLI} new_key tun0 ${p} 2 1 ${ALG} 0 data64.key
ip netns exec peer${p} ${OVPN_CLI} new_key tun${p} ${p} 2 1 ${ALG} 1 data64.key
ip netns exec peer${p} ${OVPN_CLI} swap_keys tun${p} ${p}
done
sleep 1
echo "Querying all peers:"
ip netns exec peer0 ${OVPN_CLI} get_peer tun0
ip netns exec peer1 ${OVPN_CLI} get_peer tun1
echo "Querying peer 1:"
ip netns exec peer0 ${OVPN_CLI} get_peer tun0 1
echo "Querying non-existent peer 10:"
ip netns exec peer0 ${OVPN_CLI} get_peer tun0 10 || true
echo "Deleting peer 1:"
ip netns exec peer0 ${OVPN_CLI} del_peer tun0 1
ip netns exec peer1 ${OVPN_CLI} del_peer tun1 1
echo "Querying keys:"
for p in $(seq 2 ${NUM_PEERS}); do
ip netns exec peer${p} ${OVPN_CLI} get_key tun${p} ${p} 1
ip netns exec peer${p} ${OVPN_CLI} get_key tun${p} ${p} 2
done
echo "Deleting peer while sending traffic:"
(ip netns exec peer2 ping -qf -w 4 5.5.5.1)&
sleep 2
ip netns exec peer0 ${OVPN_CLI} del_peer tun0 2
# following command fails in TCP mode
# (both ends get conn reset when one peer disconnects)
ip netns exec peer2 ${OVPN_CLI} del_peer tun2 2 || true
echo "Deleting keys:"
for p in $(seq 3 ${NUM_PEERS}); do
ip netns exec peer${p} ${OVPN_CLI} del_key tun${p} ${p} 1
ip netns exec peer${p} ${OVPN_CLI} del_key tun${p} ${p} 2
done
echo "Setting timeout to 3s MP:"
for p in $(seq 3 ${NUM_PEERS}); do
ip netns exec peer0 ${OVPN_CLI} set_peer tun0 ${p} 3 3 || true
ip netns exec peer${p} ${OVPN_CLI} set_peer tun${p} ${p} 0 0
done
# wait for peers to timeout
sleep 5
echo "Setting timeout to 3s P2P:"
for p in $(seq 3 ${NUM_PEERS}); do
ip netns exec peer${p} ${OVPN_CLI} set_peer tun${p} ${p} 3 3
done
sleep 5
cleanup
modprobe -r ovpn || true
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