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#!/bin/bash
# Copyright 2021-2022 Ian Jackson and contributors to Hippotat
# SPDX-License-Identifier: GPL-3.0-or-later WITH LicenseRef-Hippotat-OpenSSL-Exception
# There is NO WARRANTY.
set -ex
slug=$1
c_ns=hippotat-t-$slug-client
s_ns=hippotat-t-$slug-server
ip netns delete $s_ns 2>/dev/null ||:
ip netns delete $c_ns 2>/dev/null ||:
ip netns add $c_ns
ip netns add $s_ns
ip link add t.s.$$ type veth peer name t.c.$$
move_to_netns () {
cs=$1; ns=$2
ip link set t.$cs.$$ netns $ns
ip netns exec $ns ip link set t.$cs.$$ name eth0
}
move_to_netns s $s_ns
move_to_netns c $c_ns
config_netns () {
ns=$1; num=$2;
ip netns exec $ns ip addr add dev lo 127.0.0.1
ip netns exec $ns ip addr add dev eth0 198.51.100.$num/24
ip netns exec $ns ip link set lo up
ip netns exec $ns ip link set eth0 up
}
config_netns $s_ns 1
config_netns $c_ns 2
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