libell/tests/sanity/acd-test.sh

65 lines
2.4 KiB
Bash
Raw Normal View History

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
# ┌─────────────────────┐ ┌─────────────────────┐
# │ $netns0 │ │ $netns1 │
# │ │ │ │
# │┌────────┐ │ │ ┌────────┐│
# ││ eth0 │───────────┼────┼───────────│ eth0 ││
# │├────────┴──────────┐│ │┌──────────┴────────┤│
# ││192.0.2.1/24 ││ ││192.0.2.1/24 ││
# ││ping ││ ││ACD daemon ││
# │└───────────────────┘│ │└───────────────────┘│
# └─────────────────────┘ └─────────────────────┘
set -e
exec 3>&1
export LANG=C
netns0="ell-test-$$-0"
netns1="ell-test-$$-1"
pretty() { echo -e "\x1b[32m\x1b[1m[+] ${1:+NS$1: }${2}\x1b[0m" >&3; }
pp() { pretty "" "$*"; "$@"; }
maybe_exec() { if [[ $BASHPID -eq $$ ]]; then "$@"; else exec "$@"; fi; }
n0() { pretty 0 "$*"; maybe_exec ip netns exec $netns0 "$@"; }
n1() { pretty 1 "$*"; maybe_exec ip netns exec $netns1 "$@"; }
ip0() { pretty 0 "ip $*"; ip -n $netns0 "$@"; }
ip1() { pretty 1 "ip $*"; ip -n $netns1 "$@"; }
slp() { read -t "$1" -N 1 || true; }
do_cleanup() {
set +e
exec 2>/dev/null
pp pkill ell-acd-client
pp ip netns del $netns1
pp ip netns del $netns0
pp rm /tmp/tmp/acd-$$.log
}
trap do_cleanup EXIT
pkill ell-acd-client || true
ip netns del $netns0 2>/dev/null || true
ip netns del $netns1 2>/dev/null || true
pp ip netns add $netns0
pp ip netns add $netns1
ip0 link set dev lo up
ip0 link add name eth0 type veth peer name eth0 netns $netns1
ip0 link set dev eth0 up
ip1 link set dev lo up
ip1 link set dev eth0 up
idx="$(ip1 -j link show dev eth0 | jq '.[0].ifindex')"
n1 ./ell-acd-client $idx 192.0.2.1 -d -D defend -n 1>/tmp/acd-$$.log 2>&1 &
slp 5
ip0 address add dev eth0 192.0.2.1/24
n0 ping 192.0.2.2 -I eth0 -c5 -w5 -q || true
slp 5
pp cat /tmp/acd-$$.log
pp grep 'IP 192.0.2.1 has been lost' /tmp/acd-$$.log