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lastdragon
2026-09-06 12:53:21 -06:00
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linux-7.2.3/tools/testing/selftests/wireguard/netns.sh
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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
#
# This script tests the below topology:
#
# ┌─────────────────────┐ ┌──────────────────────────────────┐ ┌─────────────────────┐
# │ $ns1 namespace │ │ $ns0 namespace │ │ $ns2 namespace │
# │ │ │ │ │ │
# │┌────────┐ │ │ ┌────────┐ │ │ ┌────────┐│
# ││ wg0 │───────────┼───┼────────────│ lo │────────────┼───┼───────────│ wg0 ││
# │├────────┴──────────┐│ │ ┌───────┴────────┴────────┐ │ │┌──────────┴────────┤│
# ││192.168.241.1/24 ││ │ │(ns1) (ns2) │ │ ││192.168.241.2/24 ││
# ││fd00::1/24 ││ │ │127.0.0.1:1 127.0.0.1:2│ │ ││fd00::2/24 ││
# │└───────────────────┘│ │ │[::]:1 [::]:2 │ │ │└───────────────────┘│
# └─────────────────────┘ │ └─────────────────────────┘ │ └─────────────────────┘
# └──────────────────────────────────┘
#
# After the topology is prepared we run a series of TCP/UDP iperf3 tests between the
# wireguard peers in $ns1 and $ns2. Note that $ns0 is the endpoint for the wg0
# interfaces in $ns1 and $ns2. See https://www.wireguard.com/netns/ for further
# details on how this is accomplished.
set -e
shopt -s extglob
exec 3>&1
export LANG=C
export WG_HIDE_KEYS=never
NPROC=( /sys/devices/system/cpu/cpu+([0-9]) ); NPROC=${#NPROC[@]}
netns0="wg-test-$$-0"
netns1="wg-test-$$-1"
netns2="wg-test-$$-2"
pretty() { echo -e "\x1b[32m\x1b[1m[+] ${1:+NS$1: }${2}\x1b[0m" >&3; }
pp() { pretty "" "$*"; "$@"; }
maybe_exec() { if [[ $BASHPID -eq $$ ]]; then "$@"; else exec "$@"; fi; }
n0() { pretty 0 "$*"; maybe_exec ip netns exec $netns0 "$@"; }
n1() { pretty 1 "$*"; maybe_exec ip netns exec $netns1 "$@"; }
n2() { pretty 2 "$*"; maybe_exec ip netns exec $netns2 "$@"; }
ip0() { pretty 0 "ip $*"; ip -n $netns0 "$@"; }
ip1() { pretty 1 "ip $*"; ip -n $netns1 "$@"; }
ip2() { pretty 2 "ip $*"; ip -n $netns2 "$@"; }
sleep() { read -t "$1" -N 1 || true; }
waitiperf() { pretty "${1//*-}" "wait for iperf:${3:-5201} pid $2"; while [[ $(ss -N "$1" -tlpH "sport = ${3:-5201}") != *\"iperf3\",pid=$2,fd=* ]]; do sleep 0.1; done; }
waitncatudp() { pretty "${1//*-}" "wait for udp:1111 pid $2"; while [[ $(ss -N "$1" -ulpH 'sport = 1111') != *\"ncat\",pid=$2,fd=* ]]; do sleep 0.1; done; }
waitiface() { pretty "${1//*-}" "wait for $2 to come up"; ip netns exec "$1" bash -c "while [[ \$(< \"/sys/class/net/$2/operstate\") != up ]]; do read -t .1 -N 0 || true; done;"; }
cleanup() {
set +e
exec 2>/dev/null
printf "$orig_message_cost" > /proc/sys/net/core/message_cost
ip0 link del dev wg0
ip0 link del dev wg1
ip1 link del dev wg0
ip1 link del dev wg1
ip2 link del dev wg0
ip2 link del dev wg1
local to_kill="$(ip netns pids $netns0) $(ip netns pids $netns1) $(ip netns pids $netns2)"
[[ -n $to_kill ]] && kill $to_kill
pp ip netns del $netns1
pp ip netns del $netns2
pp ip netns del $netns0
exit
}
orig_message_cost="$(< /proc/sys/net/core/message_cost)"
trap cleanup EXIT
printf 0 > /proc/sys/net/core/message_cost
ip netns del $netns0 2>/dev/null || true
ip netns del $netns1 2>/dev/null || true
ip netns del $netns2 2>/dev/null || true
pp ip netns add $netns0
pp ip netns add $netns1
pp ip netns add $netns2
ip0 link set up dev lo
ip0 link add dev wg0 type wireguard
ip0 link set wg0 netns $netns1
ip0 link add dev wg0 type wireguard
ip0 link set wg0 netns $netns2
key1="$(pp wg genkey)"
key2="$(pp wg genkey)"
key3="$(pp wg genkey)"
key4="$(pp wg genkey)"
pub1="$(pp wg pubkey <<<"$key1")"
pub2="$(pp wg pubkey <<<"$key2")"
pub3="$(pp wg pubkey <<<"$key3")"
pub4="$(pp wg pubkey <<<"$key4")"
psk="$(pp wg genpsk)"
[[ -n $key1 && -n $key2 && -n $psk ]]
configure_peers() {
ip1 addr add 192.168.241.1/24 dev wg0
ip1 addr add fd00::1/112 dev wg0
ip2 addr add 192.168.241.2/24 dev wg0
ip2 addr add fd00::2/112 dev wg0
n1 wg set wg0 \
private-key <(echo "$key1") \
listen-port 1 \
peer "$pub2" \
preshared-key <(echo "$psk") \
allowed-ips 192.168.241.2/32,fd00::2/128
n2 wg set wg0 \
private-key <(echo "$key2") \
listen-port 2 \
peer "$pub1" \
preshared-key <(echo "$psk") \
allowed-ips 192.168.241.1/32,fd00::1/128
ip1 link set up dev wg0
ip2 link set up dev wg0
}
configure_peers
tests() {
# Ping over IPv4
n2 ping -c 10 -f -W 1 192.168.241.1
n1 ping -c 10 -f -W 1 192.168.241.2
# Ping over IPv6
n2 ping6 -c 10 -f -W 1 fd00::1
n1 ping6 -c 10 -f -W 1 fd00::2
# TCP over IPv4
n2 iperf3 -s -1 -B 192.168.241.2 &
waitiperf $netns2 $!
n1 iperf3 -Z -t 3 -c 192.168.241.2
# TCP over IPv6
n1 iperf3 -s -1 -B fd00::1 &
waitiperf $netns1 $!
n2 iperf3 -Z -t 3 -c fd00::1
# UDP over IPv4
n1 iperf3 -s -1 -B 192.168.241.1 &
waitiperf $netns1 $!
n2 iperf3 -Z -t 3 -b 0 -u -c 192.168.241.1
# UDP over IPv6
n2 iperf3 -s -1 -B fd00::2 &
waitiperf $netns2 $!
n1 iperf3 -Z -t 3 -b 0 -u -c fd00::2
# TCP over IPv4, in parallel
local pids=( ) i
for ((i=0; i < NPROC; ++i)) do
n2 iperf3 -p $(( 5200 + i )) -s -1 -B 192.168.241.2 &
pids+=( $! ); waitiperf $netns2 $! $(( 5200 + i ))
done
for ((i=0; i < NPROC; ++i)) do
n1 iperf3 -Z -t 3 -p $(( 5200 + i )) -c 192.168.241.2 &
done
wait "${pids[@]}"
}
[[ $(ip1 link show dev wg0) =~ mtu\ ([0-9]+) ]] && orig_mtu="${BASH_REMATCH[1]}"
big_mtu=$(( 34816 - 1500 + $orig_mtu ))
# Test using IPv4 as outer transport
n1 wg set wg0 peer "$pub2" endpoint 127.0.0.1:2
n2 wg set wg0 peer "$pub1" endpoint 127.0.0.1:1
# Before calling tests, we first make sure that the stats counters and timestamper are working
n2 ping -c 10 -f -W 1 192.168.241.1
{ read _; read _; read _; read rx_bytes _; read _; read tx_bytes _; } < <(ip2 -stats link show dev wg0)
(( rx_bytes == 1372 && (tx_bytes == 1428 || tx_bytes == 1460) ))
{ read _; read _; read _; read rx_bytes _; read _; read tx_bytes _; } < <(ip1 -stats link show dev wg0)
(( tx_bytes == 1372 && (rx_bytes == 1428 || rx_bytes == 1460) ))
read _ rx_bytes tx_bytes < <(n2 wg show wg0 transfer)
(( rx_bytes == 1372 && (tx_bytes == 1428 || tx_bytes == 1460) ))
read _ rx_bytes tx_bytes < <(n1 wg show wg0 transfer)
(( tx_bytes == 1372 && (rx_bytes == 1428 || rx_bytes == 1460) ))
read _ timestamp < <(n1 wg show wg0 latest-handshakes)
(( timestamp != 0 ))
tests
ip1 link set wg0 mtu $big_mtu
ip2 link set wg0 mtu $big_mtu
tests
ip1 link set wg0 mtu $orig_mtu
ip2 link set wg0 mtu $orig_mtu
# Test using IPv6 as outer transport
n1 wg set wg0 peer "$pub2" endpoint [::1]:2
n2 wg set wg0 peer "$pub1" endpoint [::1]:1
tests
ip1 link set wg0 mtu $big_mtu
ip2 link set wg0 mtu $big_mtu
tests
# Test that route MTUs work with the padding
ip1 link set wg0 mtu 1300
ip2 link set wg0 mtu 1300
n1 wg set wg0 peer "$pub2" endpoint 127.0.0.1:2
n2 wg set wg0 peer "$pub1" endpoint 127.0.0.1:1
n0 iptables -A INPUT -m length --length 1360 -j DROP
n1 ip route add 192.168.241.2/32 dev wg0 mtu 1299
n2 ip route add 192.168.241.1/32 dev wg0 mtu 1299
n2 ping -c 1 -W 1 -s 1269 192.168.241.1
n2 ip route delete 192.168.241.1/32 dev wg0 mtu 1299
n1 ip route delete 192.168.241.2/32 dev wg0 mtu 1299
n0 iptables -F INPUT
ip1 link set wg0 mtu $orig_mtu
ip2 link set wg0 mtu $orig_mtu
# Test using IPv4 that roaming works
ip0 -4 addr del 127.0.0.1/8 dev lo
ip0 -4 addr add 127.212.121.99/8 dev lo
n1 wg set wg0 listen-port 9999
n1 wg set wg0 peer "$pub2" endpoint 127.0.0.1:2
n1 ping6 -W 1 -c 1 fd00::2
[[ $(n2 wg show wg0 endpoints) == "$pub1 127.212.121.99:9999" ]]
# Test using IPv6 that roaming works
n1 wg set wg0 listen-port 9998
n1 wg set wg0 peer "$pub2" endpoint [::1]:2
n1 ping -W 1 -c 1 192.168.241.2
[[ $(n2 wg show wg0 endpoints) == "$pub1 [::1]:9998" ]]
# Test that crypto-RP filter works
n1 wg set wg0 peer "$pub2" allowed-ips 192.168.241.0/24
exec 4< <(n1 ncat -l -u -p 1111)
ncat_pid=$!
waitncatudp $netns1 $ncat_pid
n2 ncat -u 192.168.241.1 1111 <<<"X"
read -r -N 1 -t 1 out <&4 && [[ $out == "X" ]]
kill $ncat_pid
more_specific_key="$(pp wg genkey | pp wg pubkey)"
n1 wg set wg0 peer "$more_specific_key" allowed-ips 192.168.241.2/32
n2 wg set wg0 listen-port 9997
exec 4< <(n1 ncat -l -u -p 1111)
ncat_pid=$!
waitncatudp $netns1 $ncat_pid
n2 ncat -u 192.168.241.1 1111 <<<"X"
! read -r -N 1 -t 1 out <&4 || false
kill $ncat_pid
n1 wg set wg0 peer "$more_specific_key" remove
[[ $(n1 wg show wg0 endpoints) == "$pub2 [::1]:9997" ]]
# Test that we can change private keys keys and immediately handshake
n1 wg set wg0 private-key <(echo "$key1") peer "$pub2" preshared-key <(echo "$psk") allowed-ips 192.168.241.2/32 endpoint 127.0.0.1:2
n2 wg set wg0 private-key <(echo "$key2") listen-port 2 peer "$pub1" preshared-key <(echo "$psk") allowed-ips 192.168.241.1/32
n1 ping -W 1 -c 1 192.168.241.2
n1 wg set wg0 private-key <(echo "$key3")
n2 wg set wg0 peer "$pub3" preshared-key <(echo "$psk") allowed-ips 192.168.241.1/32 peer "$pub1" remove
n1 ping -W 1 -c 1 192.168.241.2
n2 wg set wg0 peer "$pub3" remove
# Test that we can route wg through wg
ip1 addr flush dev wg0
ip2 addr flush dev wg0
ip1 addr add fd00::5:1/112 dev wg0
ip2 addr add fd00::5:2/112 dev wg0
n1 wg set wg0 private-key <(echo "$key1") peer "$pub2" preshared-key <(echo "$psk") allowed-ips fd00::5:2/128 endpoint 127.0.0.1:2
n2 wg set wg0 private-key <(echo "$key2") listen-port 2 peer "$pub1" preshared-key <(echo "$psk") allowed-ips fd00::5:1/128 endpoint 127.212.121.99:9998
ip1 link add wg1 type wireguard
ip2 link add wg1 type wireguard
ip1 addr add 192.168.241.1/24 dev wg1
ip1 addr add fd00::1/112 dev wg1
ip2 addr add 192.168.241.2/24 dev wg1
ip2 addr add fd00::2/112 dev wg1
ip1 link set mtu 1340 up dev wg1
ip2 link set mtu 1340 up dev wg1
n1 wg set wg1 listen-port 5 private-key <(echo "$key3") peer "$pub4" allowed-ips 192.168.241.2/32,fd00::2/128 endpoint [fd00::5:2]:5
n2 wg set wg1 listen-port 5 private-key <(echo "$key4") peer "$pub3" allowed-ips 192.168.241.1/32,fd00::1/128 endpoint [fd00::5:1]:5
tests
# Try to set up a routing loop between the two namespaces
ip1 link set netns $netns0 dev wg1
ip0 addr add 192.168.241.1/24 dev wg1
ip0 link set up dev wg1
n0 ping -W 1 -c 1 192.168.241.2
n1 wg set wg0 peer "$pub2" endpoint 192.168.241.2:7
ip2 link del wg0
ip2 link del wg1
read _ _ tx_bytes_before < <(n0 wg show wg1 transfer)
! n0 ping -W 1 -c 10 -f 192.168.241.2 || false
sleep 1
read _ _ tx_bytes_after < <(n0 wg show wg1 transfer)
if ! (( tx_bytes_after - tx_bytes_before < 70000 )); then
errstart=$'\x1b[37m\x1b[41m\x1b[1m'
errend=$'\x1b[0m'
echo "${errstart} ${errend}"
echo "${errstart} E R R O R ${errend}"
echo "${errstart} ${errend}"
echo "${errstart} This architecture does not do the right thing ${errend}"
echo "${errstart} with cross-namespace routing loops. This test ${errend}"
echo "${errstart} has thus technically failed but, as this issue ${errend}"
echo "${errstart} is as yet unsolved, these tests will continue ${errend}"
echo "${errstart} onward. :( ${errend}"
echo "${errstart} ${errend}"
fi
ip0 link del wg1
ip1 link del wg0
# Test using NAT. We now change the topology to this:
# ┌────────────────────────────────────────┐ ┌────────────────────────────────────────────────┐ ┌────────────────────────────────────────┐
# │ $ns1 namespace │ │ $ns0 namespace │ │ $ns2 namespace │
# │ │ │ │ │ │
# │ ┌─────┐ ┌─────┐ │ │ ┌──────┐ ┌──────┐ │ │ ┌─────┐ ┌─────┐ │
# │ │ wg0 │─────────────│vethc│───────────┼────┼────│vethrc│ │vethrs│──────────────┼─────┼──│veths│────────────│ wg0 │ │
# │ ├─────┴──────────┐ ├─────┴──────────┐│ │ ├──────┴─────────┐ ├──────┴────────────┐ │ │ ├─────┴──────────┐ ├─────┴──────────┐ │
# │ │192.168.241.1/24│ │192.168.1.100/24││ │ │192.168.1.1/24 │ │10.0.0.1/24 │ │ │ │10.0.0.100/24 │ │192.168.241.2/24│ │
# │ │fd00::1/24 │ │ ││ │ │ │ │SNAT:192.168.1.0/24│ │ │ │ │ │fd00::2/24 │ │
# │ └────────────────┘ └────────────────┘│ │ └────────────────┘ └───────────────────┘ │ │ └────────────────┘ └────────────────┘ │
# └────────────────────────────────────────┘ └────────────────────────────────────────────────┘ └────────────────────────────────────────┘
ip1 link add dev wg0 type wireguard
ip2 link add dev wg0 type wireguard
configure_peers
ip0 link add vethrc type veth peer name vethc
ip0 link add vethrs type veth peer name veths
ip0 link set vethc netns $netns1
ip0 link set veths netns $netns2
ip0 link set vethrc up
ip0 link set vethrs up
ip0 addr add 192.168.1.1/24 dev vethrc
ip0 addr add 10.0.0.1/24 dev vethrs
ip1 addr add 192.168.1.100/24 dev vethc
ip1 link set vethc up
ip1 route add default via 192.168.1.1
ip2 addr add 10.0.0.100/24 dev veths
ip2 link set veths up
waitiface $netns0 vethrc
waitiface $netns0 vethrs
waitiface $netns1 vethc
waitiface $netns2 veths
n0 bash -c 'printf 1 > /proc/sys/net/ipv4/ip_forward'
[[ -e /proc/sys/net/netfilter/nf_conntrack_udp_timeout ]] || modprobe nf_conntrack
n0 bash -c 'printf 2 > /proc/sys/net/netfilter/nf_conntrack_udp_timeout'
n0 bash -c 'printf 2 > /proc/sys/net/netfilter/nf_conntrack_udp_timeout_stream'
n0 iptables -t nat -A POSTROUTING -s 192.168.1.0/24 -d 10.0.0.0/24 -j SNAT --to 10.0.0.1
n1 wg set wg0 peer "$pub2" endpoint 10.0.0.100:2 persistent-keepalive 1
n1 ping -W 1 -c 1 192.168.241.2
n2 ping -W 1 -c 1 192.168.241.1
[[ $(n2 wg show wg0 endpoints) == "$pub1 10.0.0.1:1" ]]
# Demonstrate n2 can still send packets to n1, since persistent-keepalive will prevent connection tracking entry from expiring (to see entries: `n0 conntrack -L`).
pp sleep 3
n2 ping -W 1 -c 1 192.168.241.1
n1 wg set wg0 peer "$pub2" persistent-keepalive 0
# Test that sk_bound_dev_if works
n1 ping -I wg0 -c 1 -W 1 192.168.241.2
# What about when the mark changes and the packet must be rerouted?
n1 iptables -t mangle -I OUTPUT -j MARK --set-xmark 1
n1 ping -c 1 -W 1 192.168.241.2 # First the boring case
n1 ping -I wg0 -c 1 -W 1 192.168.241.2 # Then the sk_bound_dev_if case
n1 iptables -t mangle -D OUTPUT -j MARK --set-xmark 1
# Test that onion routing works, even when it loops
n1 wg set wg0 peer "$pub3" allowed-ips 192.168.242.2/32 endpoint 192.168.241.2:5
ip1 addr add 192.168.242.1/24 dev wg0
ip2 link add wg1 type wireguard
ip2 addr add 192.168.242.2/24 dev wg1
n2 wg set wg1 private-key <(echo "$key3") listen-port 5 peer "$pub1" allowed-ips 192.168.242.1/32
ip2 link set wg1 up
n1 ping -W 1 -c 1 192.168.242.2
ip2 link del wg1
n1 wg set wg0 peer "$pub3" endpoint 192.168.242.2:5
! n1 ping -W 1 -c 1 192.168.242.2 || false # Should not crash kernel
n1 wg set wg0 peer "$pub3" remove
ip1 addr del 192.168.242.1/24 dev wg0
# Do a wg-quick(8)-style policy routing for the default route, making sure vethc has a v6 address to tease out bugs.
ip1 -6 addr add fc00::9/96 dev vethc
ip1 -6 route add default via fc00::1
ip2 -4 addr add 192.168.99.7/32 dev wg0
ip2 -6 addr add abab::1111/128 dev wg0
n1 wg set wg0 fwmark 51820 peer "$pub2" allowed-ips 192.168.99.7,abab::1111
ip1 -6 route add default dev wg0 table 51820
ip1 -6 rule add not fwmark 51820 table 51820
ip1 -6 rule add table main suppress_prefixlength 0
ip1 -4 route add default dev wg0 table 51820
ip1 -4 rule add not fwmark 51820 table 51820
ip1 -4 rule add table main suppress_prefixlength 0
n1 bash -c 'printf 0 > /proc/sys/net/ipv4/conf/vethc/rp_filter'
# Flood the pings instead of sending just one, to trigger routing table reference counting bugs.
n1 ping -W 1 -c 100 -f 192.168.99.7
n1 ping -W 1 -c 100 -f abab::1111
# Have ns2 NAT into wg0 packets from ns0, but return an icmp error along the right route.
n2 iptables -t nat -A POSTROUTING -s 10.0.0.0/24 -d 192.168.241.0/24 -j SNAT --to 192.168.241.2
n0 iptables -t filter -A INPUT \! -s 10.0.0.0/24 -i vethrs -j DROP # Manual rpfilter just to be explicit.
n2 bash -c 'printf 1 > /proc/sys/net/ipv4/ip_forward'
ip0 -4 route add 192.168.241.1 via 10.0.0.100
n2 wg set wg0 peer "$pub1" remove
[[ $(! n0 ping -W 1 -c 1 192.168.241.1 || false) == *"From 10.0.0.100 icmp_seq=1 Destination Host Unreachable"* ]]
n0 iptables -t nat -F
n0 iptables -t filter -F
n2 iptables -t nat -F
ip0 link del vethrc
ip0 link del vethrs
ip1 link del wg0
ip2 link del wg0
# Test that saddr routing is sticky but not too sticky, changing to this topology:
# ┌────────────────────────────────────────┐ ┌────────────────────────────────────────┐
# │ $ns1 namespace │ │ $ns2 namespace │
# │ │ │ │
# │ ┌─────┐ ┌─────┐ │ │ ┌─────┐ ┌─────┐ │
# │ │ wg0 │─────────────│veth1│───────────┼────┼──│veth2│────────────│ wg0 │ │
# │ ├─────┴──────────┐ ├─────┴──────────┐│ │ ├─────┴──────────┐ ├─────┴──────────┐ │
# │ │192.168.241.1/24│ │10.0.0.1/24 ││ │ │10.0.0.2/24 │ │192.168.241.2/24│ │
# │ │fd00::1/24 │ │fd00:aa::1/96 ││ │ │fd00:aa::2/96 │ │fd00::2/24 │ │
# │ └────────────────┘ └────────────────┘│ │ └────────────────┘ └────────────────┘ │
# └────────────────────────────────────────┘ └────────────────────────────────────────┘
ip1 link add dev wg0 type wireguard
ip2 link add dev wg0 type wireguard
configure_peers
ip1 link add veth1 type veth peer name veth2
ip1 link set veth2 netns $netns2
n1 bash -c 'printf 0 > /proc/sys/net/ipv6/conf/all/accept_dad'
n2 bash -c 'printf 0 > /proc/sys/net/ipv6/conf/all/accept_dad'
n1 bash -c 'printf 0 > /proc/sys/net/ipv6/conf/veth1/accept_dad'
n2 bash -c 'printf 0 > /proc/sys/net/ipv6/conf/veth2/accept_dad'
n1 bash -c 'printf 1 > /proc/sys/net/ipv4/conf/veth1/promote_secondaries'
# First we check that we aren't overly sticky and can fall over to new IPs when old ones are removed
ip1 addr add 10.0.0.1/24 dev veth1
ip1 addr add fd00:aa::1/96 dev veth1
ip2 addr add 10.0.0.2/24 dev veth2
ip2 addr add fd00:aa::2/96 dev veth2
ip1 link set veth1 up
ip2 link set veth2 up
waitiface $netns1 veth1
waitiface $netns2 veth2
n1 wg set wg0 peer "$pub2" endpoint 10.0.0.2:2
n1 ping -W 1 -c 1 192.168.241.2
ip1 addr add 10.0.0.10/24 dev veth1
ip1 addr del 10.0.0.1/24 dev veth1
n1 ping -W 1 -c 1 192.168.241.2
n1 wg set wg0 peer "$pub2" endpoint [fd00:aa::2]:2
n1 ping -W 1 -c 1 192.168.241.2
ip1 addr add fd00:aa::10/96 dev veth1
ip1 addr del fd00:aa::1/96 dev veth1
n1 ping -W 1 -c 1 192.168.241.2
# Now we show that we can successfully do reply to sender routing
ip1 link set veth1 down
ip2 link set veth2 down
ip1 addr flush dev veth1
ip2 addr flush dev veth2
ip1 addr add 10.0.0.1/24 dev veth1
ip1 addr add 10.0.0.2/24 dev veth1
ip1 addr add fd00:aa::1/96 dev veth1
ip1 addr add fd00:aa::2/96 dev veth1
ip2 addr add 10.0.0.3/24 dev veth2
ip2 addr add fd00:aa::3/96 dev veth2
ip1 link set veth1 up
ip2 link set veth2 up
waitiface $netns1 veth1
waitiface $netns2 veth2
n2 wg set wg0 peer "$pub1" endpoint 10.0.0.1:1
n2 ping -W 1 -c 1 192.168.241.1
[[ $(n2 wg show wg0 endpoints) == "$pub1 10.0.0.1:1" ]]
n2 wg set wg0 peer "$pub1" endpoint [fd00:aa::1]:1
n2 ping -W 1 -c 1 192.168.241.1
[[ $(n2 wg show wg0 endpoints) == "$pub1 [fd00:aa::1]:1" ]]
n2 wg set wg0 peer "$pub1" endpoint 10.0.0.2:1
n2 ping -W 1 -c 1 192.168.241.1
[[ $(n2 wg show wg0 endpoints) == "$pub1 10.0.0.2:1" ]]
n2 wg set wg0 peer "$pub1" endpoint [fd00:aa::2]:1
n2 ping -W 1 -c 1 192.168.241.1
[[ $(n2 wg show wg0 endpoints) == "$pub1 [fd00:aa::2]:1" ]]
# What happens if the inbound destination address belongs to a different interface as the default route?
ip1 link add dummy0 type dummy
ip1 addr add 10.50.0.1/24 dev dummy0
ip1 link set dummy0 up
ip2 route add 10.50.0.0/24 dev veth2
n2 wg set wg0 peer "$pub1" endpoint 10.50.0.1:1
n2 ping -W 1 -c 1 192.168.241.1
[[ $(n2 wg show wg0 endpoints) == "$pub1 10.50.0.1:1" ]]
ip1 link del dummy0
ip1 addr flush dev veth1
ip2 addr flush dev veth2
ip1 route flush dev veth1
ip2 route flush dev veth2
# Now we see what happens if another interface route takes precedence over an ongoing one
ip1 link add veth3 type veth peer name veth4
ip1 link set veth4 netns $netns2
ip1 addr add 10.0.0.1/24 dev veth1
ip2 addr add 10.0.0.2/24 dev veth2
ip1 addr add 10.0.0.3/24 dev veth3
ip1 link set veth1 up
ip2 link set veth2 up
ip1 link set veth3 up
ip2 link set veth4 up
waitiface $netns1 veth1
waitiface $netns2 veth2
waitiface $netns1 veth3
waitiface $netns2 veth4
ip1 route flush dev veth1
ip1 route flush dev veth3
ip1 route add 10.0.0.0/24 dev veth1 src 10.0.0.1 metric 2
n1 wg set wg0 peer "$pub2" endpoint 10.0.0.2:2
n1 ping -W 1 -c 1 192.168.241.2
[[ $(n2 wg show wg0 endpoints) == "$pub1 10.0.0.1:1" ]]
ip1 route add 10.0.0.0/24 dev veth3 src 10.0.0.3 metric 1
n1 bash -c 'printf 0 > /proc/sys/net/ipv4/conf/veth1/rp_filter'
n2 bash -c 'printf 0 > /proc/sys/net/ipv4/conf/veth4/rp_filter'
n1 bash -c 'printf 0 > /proc/sys/net/ipv4/conf/all/rp_filter'
n2 bash -c 'printf 0 > /proc/sys/net/ipv4/conf/all/rp_filter'
n1 ping -W 1 -c 1 192.168.241.2
[[ $(n2 wg show wg0 endpoints) == "$pub1 10.0.0.3:1" ]]
ip1 link del dev veth3
ip1 link del dev wg0
ip2 link del dev wg0
# Make sure persistent keep alives are sent when an adapter comes up
ip1 link add dev wg0 type wireguard
n1 wg set wg0 private-key <(echo "$key1") peer "$pub2" endpoint 10.0.0.1:1 persistent-keepalive 1
read _ _ tx_bytes < <(n1 wg show wg0 transfer)
[[ $tx_bytes -eq 0 ]]
ip1 link set dev wg0 up
read _ _ tx_bytes < <(n1 wg show wg0 transfer)
[[ $tx_bytes -gt 0 ]]
ip1 link del dev wg0
# This should also happen even if the private key is set later
ip1 link add dev wg0 type wireguard
n1 wg set wg0 peer "$pub2" endpoint 10.0.0.1:1 persistent-keepalive 1
read _ _ tx_bytes < <(n1 wg show wg0 transfer)
[[ $tx_bytes -eq 0 ]]
ip1 link set dev wg0 up
read _ _ tx_bytes < <(n1 wg show wg0 transfer)
[[ $tx_bytes -eq 0 ]]
n1 wg set wg0 private-key <(echo "$key1")
read _ _ tx_bytes < <(n1 wg show wg0 transfer)
[[ $tx_bytes -gt 0 ]]
ip1 link del dev veth1
ip1 link del dev wg0
# We test that Netlink/IPC is working properly by doing things that usually cause split responses
ip0 link add dev wg0 type wireguard
config=( "[Interface]" "PrivateKey=$(wg genkey)" "[Peer]" "PublicKey=$(wg genkey)" )
for a in {1..255}; do
for b in {0..255}; do
config+=( "AllowedIPs=$a.$b.0.0/16,$a::$b/128" )
done
done
n0 wg setconf wg0 <(printf '%s\n' "${config[@]}")
i=0
for ip in $(n0 wg show wg0 allowed-ips); do
((++i))
done
((i == 255*256*2+1))
ip0 link del wg0
ip0 link add dev wg0 type wireguard
config=( "[Interface]" "PrivateKey=$(wg genkey)" )
for a in {1..40}; do
config+=( "[Peer]" "PublicKey=$(wg genkey)" )
for b in {1..52}; do
config+=( "AllowedIPs=$a.$b.0.0/16" )
done
done
n0 wg setconf wg0 <(printf '%s\n' "${config[@]}")
i=0
while read -r line; do
j=0
for ip in $line; do
((++j))
done
((j == 53))
((++i))
done < <(n0 wg show wg0 allowed-ips)
((i == 40))
ip0 link del wg0
ip0 link add wg0 type wireguard
config=( )
for i in {1..29}; do
config+=( "[Peer]" "PublicKey=$(wg genkey)" )
done
config+=( "[Peer]" "PublicKey=$(wg genkey)" "AllowedIPs=255.2.3.4/32,abcd::255/128" )
n0 wg setconf wg0 <(printf '%s\n' "${config[@]}")
n0 wg showconf wg0 > /dev/null
ip0 link del wg0
allowedips=( )
for i in {1..197}; do
allowedips+=( abcd::$i )
done
saved_ifs="$IFS"
IFS=,
allowedips="${allowedips[*]}"
IFS="$saved_ifs"
ip0 link add wg0 type wireguard
n0 wg set wg0 peer "$pub1"
n0 wg set wg0 peer "$pub2" allowed-ips "$allowedips"
{
read -r pub allowedips
[[ $pub == "$pub1" && $allowedips == "(none)" ]]
read -r pub allowedips
[[ $pub == "$pub2" ]]
i=0
for _ in $allowedips; do
((++i))
done
((i == 197))
} < <(n0 wg show wg0 allowed-ips)
ip0 link del wg0
allowedips=( )
for i in {1..197}; do
allowedips+=( 192.168.0.$i )
allowedips+=( abcd::$i )
done
saved_ifs="$IFS"
IFS=,
allowedips="${allowedips[*]}"
IFS="$saved_ifs"
ip0 link add wg0 type wireguard
n0 wg set wg0 peer "$pub1" allowed-ips "$allowedips"
n0 wg set wg0 peer "$pub1" allowed-ips -192.168.0.1/32,-192.168.0.20/32,-192.168.0.100/32,-abcd::1/128,-abcd::20/128,-abcd::100/128
{
read -r pub allowedips
[[ $pub == "$pub1" ]]
i=0
for ip in $allowedips; do
[[ $ip != "192.168.0.1" ]]
[[ $ip != "192.168.0.20" ]]
[[ $ip != "192.168.0.100" ]]
[[ $ip != "abcd::1" ]]
[[ $ip != "abcd::20" ]]
[[ $ip != "abcd::100" ]]
((++i))
done
((i == 388))
} < <(n0 wg show wg0 allowed-ips)
ip0 link del wg0
! n0 wg show doesnotexist || false
ip0 link add wg0 type wireguard
n0 wg set wg0 private-key <(echo "$key1") peer "$pub2" preshared-key <(echo "$psk")
[[ $(n0 wg show wg0 private-key) == "$key1" ]]
[[ $(n0 wg show wg0 preshared-keys) == "$pub2 $psk" ]]
n0 wg set wg0 private-key /dev/null peer "$pub2" preshared-key /dev/null
[[ $(n0 wg show wg0 private-key) == "(none)" ]]
[[ $(n0 wg show wg0 preshared-keys) == "$pub2 (none)" ]]
n0 wg set wg0 peer "$pub2"
n0 wg set wg0 private-key <(echo "$key2")
[[ $(n0 wg show wg0 public-key) == "$pub2" ]]
[[ -z $(n0 wg show wg0 peers) ]]
n0 wg set wg0 peer "$pub2"
[[ -z $(n0 wg show wg0 peers) ]]
n0 wg set wg0 private-key <(echo "$key1")
n0 wg set wg0 peer "$pub2"
[[ $(n0 wg show wg0 peers) == "$pub2" ]]
n0 wg set wg0 private-key <(echo "/${key1:1}")
[[ $(n0 wg show wg0 private-key) == "+${key1:1}" ]]
n0 wg set wg0 peer "$pub2" allowed-ips 0.0.0.0/0,10.0.0.0/8,100.0.0.0/10,172.16.0.0/12,192.168.0.0/16
n0 wg set wg0 peer "$pub2" allowed-ips 0.0.0.0/0
n0 wg set wg0 peer "$pub2" allowed-ips ::/0,1700::/111,5000::/4,e000::/37,9000::/75
n0 wg set wg0 peer "$pub2" allowed-ips ::/0
n0 wg set wg0 peer "$pub2" remove
for low_order_point in AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA= AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA= 4Ot6fDtBuK4WVuP68Z/EatoJjeucMrH9hmIFFl9JuAA= X5yVvKNQjCSx0LFVnIPvWwREXMRYHI6G2CJO3dCfEVc= 7P///////////////////////////////////////38= 7f///////////////////////////////////////38= 7v///////////////////////////////////////38=; do
n0 wg set wg0 peer "$low_order_point" persistent-keepalive 1 endpoint 127.0.0.1:1111
done
[[ -n $(n0 wg show wg0 peers) ]]
exec 4< <(n0 ncat -l -u -p 1111)
ncat_pid=$!
waitncatudp $netns0 $ncat_pid
ip0 link set wg0 up
! read -r -n 1 -t 2 <&4 || false
kill $ncat_pid
ip0 link del wg0
# Ensure that dst_cache references don't outlive netns lifetime
ip1 link add dev wg0 type wireguard
ip2 link add dev wg0 type wireguard
configure_peers
ip1 link add veth1 type veth peer name veth2
ip1 link set veth2 netns $netns2
ip1 addr add fd00:aa::1/64 dev veth1
ip2 addr add fd00:aa::2/64 dev veth2
ip1 link set veth1 up
ip2 link set veth2 up
waitiface $netns1 veth1
waitiface $netns2 veth2
ip1 -6 route add default dev veth1 via fd00:aa::2
ip2 -6 route add default dev veth2 via fd00:aa::1
n1 wg set wg0 peer "$pub2" endpoint [fd00:aa::2]:2
n2 wg set wg0 peer "$pub1" endpoint [fd00:aa::1]:1
n1 ping6 -c 1 fd00::2
pp ip netns delete $netns1
pp ip netns delete $netns2
pp ip netns add $netns1
pp ip netns add $netns2
# Ensure there aren't circular reference loops
ip1 link add wg1 type wireguard
ip2 link add wg2 type wireguard
ip1 link set wg1 netns $netns2
ip2 link set wg2 netns $netns1
pp ip netns delete $netns1
pp ip netns delete $netns2
pp ip netns add $netns1
pp ip netns add $netns2
sleep 2 # Wait for cleanup and grace periods
declare -A objects
while read -t 0.1 -r line 2>/dev/null || [[ $? -ne 142 ]]; do
[[ $line =~ .*(wg[0-9]+:\ [A-Z][a-z]+\ ?[0-9]*)\ .*(created|destroyed).* ]] || continue
objects["${BASH_REMATCH[1]}"]+="${BASH_REMATCH[2]}"
done < /dev/kmsg
alldeleted=1
for object in "${!objects[@]}"; do
if [[ ${objects["$object"]} != *createddestroyed && ${objects["$object"]} != *createdcreateddestroyeddestroyed ]]; then
echo "Error: $object: merely ${objects["$object"]}" >&3
alldeleted=0
fi
done
[[ $alldeleted -eq 1 ]]
pretty "" "Objects that were created were also destroyed."
linux-7.2.3/tools/testing/selftests/wireguard/qemu/.gitignore
+4
View File
@@ -0,0 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
build/
distfiles/
ccache/
linux-7.2.3/tools/testing/selftests/wireguard/qemu/Makefile
+462
View File
@@ -0,0 +1,462 @@
# SPDX-License-Identifier: GPL-2.0
#
# Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
PWD := $(shell pwd)
# Set these from the environment to override
KERNEL_PATH ?= $(PWD)/../../../../..
BUILD_PATH ?= $(PWD)/build/$(ARCH)
DISTFILES_PATH ?= $(PWD)/distfiles
NR_CPUS ?= 4
ARCH ?=
CBUILD := $(shell gcc -dumpmachine)
HOST_ARCH := $(firstword $(subst -, ,$(CBUILD)))
ifeq ($(ARCH),)
ARCH := $(HOST_ARCH)
endif
MIRROR := https://download.wireguard.com/qemu-test/distfiles/
KERNEL_BUILD_PATH := $(BUILD_PATH)/kernel$(if $(findstring yes,$(DEBUG_KERNEL)),-debug)
default: qemu
# variable name, tarball project name, version, tarball extension, default URI base
define tar_download =
$(1)_VERSION := $(3)
$(1)_NAME := $(2)-$$($(1)_VERSION)
$(1)_TAR := $(DISTFILES_PATH)/$$($(1)_NAME)$(4)
$(1)_PATH := $(BUILD_PATH)/$$($(1)_NAME)
$(call file_download,$$($(1)_NAME)$(4),$(5),$(6))
endef
define file_download =
$(DISTFILES_PATH)/$(1): | $(4)
mkdir -p $(DISTFILES_PATH)
flock -x $$@.lock -c '[ -f $$@ ] && exit 0; wget -O $$@.tmp $(MIRROR)$(1) || wget -O $$@.tmp $(2)$(1) || rm -f $$@.tmp; [ -f $$@.tmp ] || exit 1; if ([ -n "$(4)" ] && sed -n "s#^\([a-f0-9]\{64\}\) \($(1)\)\$$$$#\1 $(DISTFILES_PATH)/\2.tmp#p" "$(4)" || echo "$(3) $$@.tmp") | sha256sum -c -; then mv $$@.tmp $$@; else rm -f $$@.tmp; exit 71; fi'
endef
$(eval $(call tar_download,IPERF,iperf,3.11,.tar.gz,https://downloads.es.net/pub/iperf/,de8cb409fad61a0574f4cb07eb19ce1159707403ac2dc01b5d175e91240b7e5f))
$(eval $(call tar_download,BASH,bash,5.1.16,.tar.gz,https://ftp.gnu.org/gnu/bash/,5bac17218d3911834520dad13cd1f85ab944e1c09ae1aba55906be1f8192f558))
$(eval $(call tar_download,IPROUTE2,iproute2,5.17.0,.tar.gz,https://www.kernel.org/pub/linux/utils/net/iproute2/,bda331d5c4606138892f23a565d78fca18919b4d508a0b7ca8391c2da2db68b9))
$(eval $(call tar_download,IPTABLES,iptables,1.8.7,.tar.bz2,https://www.netfilter.org/projects/iptables/files/,c109c96bb04998cd44156622d36f8e04b140701ec60531a10668cfdff5e8d8f0))
$(eval $(call tar_download,NMAP,nmap,7.92,.tgz,https://nmap.org/dist/,064183ea642dc4c12b1ab3b5358ce1cef7d2e7e11ffa2849f16d339f5b717117))
$(eval $(call tar_download,IPUTILS,iputils,s20190709,.tar.gz,https://github.com/iputils/iputils/archive/s20190709.tar.gz/#,a15720dd741d7538dd2645f9f516d193636ae4300ff7dbc8bfca757bf166490a))
$(eval $(call tar_download,WIREGUARD_TOOLS,wireguard-tools,1.0.20250521,.tar.xz,https://git.zx2c4.com/wireguard-tools/snapshot/,b6f2628b85b1b23cc06517ec9c74f82d52c4cdbd020f3dd2f00c972a1782950e))
export CFLAGS := -O3 -pipe
ifeq ($(HOST_ARCH),$(ARCH))
CFLAGS += -march=native
endif
export LDFLAGS :=
export CPPFLAGS :=
QEMU_VPORT_RESULT :=
ifeq ($(ARCH),aarch64)
CHOST := aarch64-linux-musl
QEMU_ARCH := aarch64
KERNEL_ARCH := arm64
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm64/boot/Image
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu max -machine virt
CFLAGS += -march=armv8-a
endif
else ifeq ($(ARCH),aarch64_be)
CHOST := aarch64_be-linux-musl
QEMU_ARCH := aarch64
KERNEL_ARCH := arm64
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm64/boot/Image
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu max -machine virt
CFLAGS += -march=armv8-a
endif
else ifeq ($(ARCH),arm)
CHOST := arm-linux-musleabi
QEMU_ARCH := arm
KERNEL_ARCH := arm
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm/boot/zImage
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu max -machine virt
CFLAGS += -march=armv7-a -mabi=aapcs-linux
endif
else ifeq ($(ARCH),armeb)
CHOST := armeb-linux-musleabi
QEMU_ARCH := arm
KERNEL_ARCH := arm
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/arm/boot/zImage
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine virt,gic_version=host,accel=kvm
else
QEMU_MACHINE := -cpu max -machine virt
CFLAGS += -march=armv7-a -mabi=aapcs-linux
LDFLAGS += -Wl,--be8
endif
else ifeq ($(ARCH),x86_64)
CHOST := x86_64-linux-musl
QEMU_ARCH := x86_64
KERNEL_ARCH := x86_64
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/x86/boot/bzImage
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off,acpi=off
else
QEMU_MACHINE := -cpu max -machine microvm,acpi=off
endif
else ifeq ($(ARCH),i686)
CHOST := i686-linux-musl
QEMU_ARCH := i386
KERNEL_ARCH := x86
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/x86/boot/bzImage
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(subst x86_64,i686,$(HOST_ARCH)),$(ARCH))
QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off,acpi=off
else
QEMU_MACHINE := -cpu coreduo -machine microvm,acpi=off
endif
else ifeq ($(ARCH),mips64)
CHOST := mips64-linux-musl
QEMU_ARCH := mips64
KERNEL_ARCH := mips
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EB
else
QEMU_MACHINE := -cpu MIPS64R2-generic -machine malta -smp 1
CFLAGS += -march=mips64r2 -EB
endif
else ifeq ($(ARCH),mips64el)
CHOST := mips64el-linux-musl
QEMU_ARCH := mips64el
KERNEL_ARCH := mips
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EL
else
QEMU_MACHINE := -cpu MIPS64R2-generic -machine malta -smp 1
CFLAGS += -march=mips64r2 -EL
endif
else ifeq ($(ARCH),mips)
CHOST := mips-linux-musl
QEMU_ARCH := mips
KERNEL_ARCH := mips
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EB
else
QEMU_MACHINE := -cpu 24Kf -machine malta -smp 1
CFLAGS += -march=mips32r2 -EB
endif
else ifeq ($(ARCH),mipsel)
CHOST := mipsel-linux-musl
QEMU_ARCH := mipsel
KERNEL_ARCH := mips
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host -machine malta,accel=kvm
CFLAGS += -EL
else
QEMU_MACHINE := -cpu 24Kf -machine malta -smp 1
CFLAGS += -march=mips32r2 -EL
endif
else ifeq ($(ARCH),powerpc64)
CHOST := powerpc64-linux-musl
QEMU_ARCH := ppc64
KERNEL_ARCH := powerpc
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine pseries
else
QEMU_MACHINE := -machine pseries -device spapr-rng,rng=rng -object rng-random,id=rng
endif
else ifeq ($(ARCH),powerpc64le)
CHOST := powerpc64le-linux-musl
QEMU_ARCH := ppc64
KERNEL_ARCH := powerpc
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine pseries
else
QEMU_MACHINE := -machine pseries -device spapr-rng,rng=rng -object rng-random,id=rng
endif
else ifeq ($(ARCH),powerpc)
CHOST := powerpc-linux-musl
QEMU_ARCH := ppc
KERNEL_ARCH := powerpc
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/powerpc/boot/uImage
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine ppce500
else
QEMU_MACHINE := -machine ppce500
endif
else ifeq ($(ARCH),m68k)
CHOST := m68k-linux-musl
QEMU_ARCH := m68k
KERNEL_ARCH := m68k
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
KERNEL_CMDLINE := $(shell sed -n 's/CONFIG_CMDLINE=\(.*\)/\1/p' arch/m68k.config)
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine virt -append $(KERNEL_CMDLINE)
else
QEMU_MACHINE := -machine virt -smp 1 -append $(KERNEL_CMDLINE)
endif
else ifeq ($(ARCH),riscv64)
CHOST := riscv64-linux-musl
QEMU_ARCH := riscv64
KERNEL_ARCH := riscv
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/riscv/boot/Image
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine virt
else
QEMU_MACHINE := -cpu rv64 -machine virt
endif
else ifeq ($(ARCH),riscv32)
CHOST := riscv32-linux-musl
QEMU_ARCH := riscv32
KERNEL_ARCH := riscv
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/riscv/boot/Image
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine virt
else
QEMU_MACHINE := -cpu rv32 -machine virt
endif
else ifeq ($(ARCH),s390x)
CHOST := s390x-linux-musl
QEMU_ARCH := s390x
KERNEL_ARCH := s390
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/s390/boot/bzImage
KERNEL_CMDLINE := $(shell sed -n 's/CONFIG_CMDLINE=\(.*\)/\1/p' arch/s390x.config)
QEMU_VPORT_RESULT := virtio-serial-ccw
ifeq ($(HOST_ARCH),$(ARCH))
QEMU_MACHINE := -cpu host,accel=kvm -machine s390-ccw-virtio -append $(KERNEL_CMDLINE)
else
QEMU_MACHINE := -cpu max -machine s390-ccw-virtio -append $(KERNEL_CMDLINE)
endif
else ifeq ($(ARCH),um)
CHOST := $(HOST_ARCH)-linux-musl
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/vmlinux
KERNEL_ARCH := um
KERNEL_CMDLINE := $(shell sed -n 's/CONFIG_CMDLINE=\(.*\)/\1/p' arch/um.config)
else
$(error I only build: x86_64, i686, arm, armeb, aarch64, aarch64_be, mips, mipsel, mips64, mips64el, powerpc64, powerpc64le, powerpc, m68k, riscv64, riscv32, s390x, um)
endif
TOOLCHAIN_FILENAME := $(CHOST)-cross.tgz
TOOLCHAIN_TAR := $(DISTFILES_PATH)/$(TOOLCHAIN_FILENAME)
TOOLCHAIN_PATH := $(BUILD_PATH)/$(CHOST)-cross
TOOLCHAIN_DIR := https://download.wireguard.com/qemu-test/toolchains/20211123/
$(eval $(call file_download,toolchain-sha256sums-20211123,$(TOOLCHAIN_DIR)SHA256SUMS#,83da033fd8c798df476c21d9612da2dfb896ec62fbed4ceec5eefc0e56b3f0c8))
$(eval $(call file_download,$(TOOLCHAIN_FILENAME),$(TOOLCHAIN_DIR),,$(DISTFILES_PATH)/toolchain-sha256sums-20211123))
STRIP := $(CHOST)-strip
CROSS_COMPILE_FLAG := --build=$(CBUILD) --host=$(CHOST)
$(info Building for $(CHOST) using $(CBUILD))
ifneq ($(ARCH),um)
export CROSS_COMPILE := $(CHOST)-
endif
export PATH := $(TOOLCHAIN_PATH)/bin:$(PATH)
export CC := $(CHOST)-gcc
CCACHE_PATH := $(shell which ccache 2>/dev/null)
ifneq ($(CCACHE_PATH),)
export KBUILD_BUILD_TIMESTAMP := Fri Jun 5 15:58:00 CEST 2015
export PATH := $(TOOLCHAIN_PATH)/bin/ccache:$(PATH)
export CCACHE_SLOPPINESS := file_macro,time_macros
export CCACHE_DIR ?= $(PWD)/ccache
endif
USERSPACE_DEPS := $(TOOLCHAIN_PATH)/.installed $(TOOLCHAIN_PATH)/$(CHOST)/include/linux/.installed
comma := ,
build: $(KERNEL_BZIMAGE)
qemu: $(KERNEL_BZIMAGE)
rm -f $(BUILD_PATH)/result
ifneq ($(ARCH),um)
timeout --foreground 20m qemu-system-$(QEMU_ARCH) \
-nodefaults \
-nographic \
-smp $(NR_CPUS) \
$(QEMU_MACHINE) \
-m $$(grep -q CONFIG_DEBUG_KMEMLEAK=y $(KERNEL_BUILD_PATH)/.config && echo 1G || echo 256M) \
-serial stdio \
-chardev file,path=$(BUILD_PATH)/result,id=result \
$(if $(QEMU_VPORT_RESULT),-device $(QEMU_VPORT_RESULT) -device virtserialport$(comma)chardev=result,-serial chardev:result) \
-no-reboot \
-monitor none \
-kernel $<
else
timeout --foreground 20m $< \
$(KERNEL_CMDLINE) \
mem=$$(grep -q CONFIG_DEBUG_KMEMLEAK=y $(KERNEL_BUILD_PATH)/.config && echo 1G || echo 256M) \
noreboot \
con1=fd:51 51>$(BUILD_PATH)/result </dev/null 2>&1 | cat
endif
grep -Fq success $(BUILD_PATH)/result
$(BUILD_PATH)/init-cpio-spec.txt: $(TOOLCHAIN_PATH)/.installed $(BUILD_PATH)/init
mkdir -p $(BUILD_PATH)
echo "file /init $(BUILD_PATH)/init 755 0 0" > $@
echo "file /init.sh $(PWD)/../netns.sh 755 0 0" >> $@
echo "dir /dev 755 0 0" >> $@
echo "nod /dev/console 644 0 0 c 5 1" >> $@
echo "dir /bin 755 0 0" >> $@
echo "file /bin/iperf3 $(IPERF_PATH)/src/iperf3 755 0 0" >> $@
echo "file /bin/wg $(WIREGUARD_TOOLS_PATH)/src/wg 755 0 0" >> $@
echo "file /bin/bash $(BASH_PATH)/bash 755 0 0" >> $@
echo "file /bin/ip $(IPROUTE2_PATH)/ip/ip 755 0 0" >> $@
echo "file /bin/ss $(IPROUTE2_PATH)/misc/ss 755 0 0" >> $@
echo "file /bin/ping $(IPUTILS_PATH)/ping 755 0 0" >> $@
echo "file /bin/ncat $(NMAP_PATH)/ncat/ncat 755 0 0" >> $@
echo "file /bin/xtables-legacy-multi $(IPTABLES_PATH)/iptables/xtables-legacy-multi 755 0 0" >> $@
echo "slink /bin/iptables xtables-legacy-multi 777 0 0" >> $@
echo "slink /bin/ping6 ping 777 0 0" >> $@
echo "dir /lib 755 0 0" >> $@
echo "file /lib/libc.so $(TOOLCHAIN_PATH)/$(CHOST)/lib/libc.so 755 0 0" >> $@
echo "slink $$($(CHOST)-readelf -p .interp '$(BUILD_PATH)/init'| grep -o '/lib/.*') libc.so 777 0 0" >> $@
$(KERNEL_BUILD_PATH)/.config: $(TOOLCHAIN_PATH)/.installed kernel.config arch/$(ARCH).config
mkdir -p $(KERNEL_BUILD_PATH)
cp kernel.config $(KERNEL_BUILD_PATH)/minimal.config
printf 'CONFIG_NR_CPUS=$(NR_CPUS)\nCONFIG_INITRAMFS_SOURCE="$(BUILD_PATH)/init-cpio-spec.txt"\n' >> $(KERNEL_BUILD_PATH)/minimal.config
cat arch/$(ARCH).config >> $(KERNEL_BUILD_PATH)/minimal.config
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) allnoconfig
cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config $(KERNEL_BUILD_PATH)/minimal.config
$(if $(findstring yes,$(DEBUG_KERNEL)),cp debug.config $(KERNEL_BUILD_PATH) && cd $(KERNEL_BUILD_PATH) && ARCH=$(KERNEL_ARCH) $(KERNEL_PATH)/scripts/kconfig/merge_config.sh -n $(KERNEL_BUILD_PATH)/.config debug.config,)
$(KERNEL_BZIMAGE): $(TOOLCHAIN_PATH)/.installed $(KERNEL_BUILD_PATH)/.config $(BUILD_PATH)/init-cpio-spec.txt $(IPERF_PATH)/src/iperf3 $(IPUTILS_PATH)/ping $(BASH_PATH)/bash $(IPROUTE2_PATH)/misc/ss $(IPROUTE2_PATH)/ip/ip $(IPTABLES_PATH)/iptables/xtables-legacy-multi $(NMAP_PATH)/ncat/ncat $(WIREGUARD_TOOLS_PATH)/src/wg $(BUILD_PATH)/init
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE)
.PHONY: $(KERNEL_BZIMAGE)
$(TOOLCHAIN_PATH)/$(CHOST)/include/linux/.installed: | $(KERNEL_BUILD_PATH)/.config $(TOOLCHAIN_PATH)/.installed
ifneq ($(ARCH),um)
rm -rf $(TOOLCHAIN_PATH)/$(CHOST)/include/linux
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) INSTALL_HDR_PATH=$(TOOLCHAIN_PATH)/$(CHOST) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE) headers_install
endif
touch $@
$(TOOLCHAIN_PATH)/.installed: $(TOOLCHAIN_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
$(STRIP) -s $(TOOLCHAIN_PATH)/$(CHOST)/lib/libc.so
ifneq ($(CCACHE_PATH),)
mkdir -p $(TOOLCHAIN_PATH)/bin/ccache
ln -s $(CCACHE_PATH) $(TOOLCHAIN_PATH)/bin/ccache/$(CC)
endif
touch $@
$(IPERF_PATH)/.installed: $(IPERF_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
sed -i '1s/^/#include <stdint.h>/' $(IPERF_PATH)/src/cjson.h $(IPERF_PATH)/src/timer.h
sed -i -r 's/-p?g//g' $(IPERF_PATH)/src/Makefile*
touch $@
$(IPERF_PATH)/src/iperf3: | $(IPERF_PATH)/.installed $(USERSPACE_DEPS)
cd $(IPERF_PATH) && autoreconf -fi
cd $(IPERF_PATH) && CFLAGS="$(CFLAGS) -D_GNU_SOURCE" ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --enable-static --disable-shared --with-openssl=no
$(MAKE) -C $(IPERF_PATH)
$(STRIP) -s $@
$(WIREGUARD_TOOLS_PATH)/.installed: $(WIREGUARD_TOOLS_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
touch $@
$(WIREGUARD_TOOLS_PATH)/src/wg: | $(WIREGUARD_TOOLS_PATH)/.installed $(USERSPACE_DEPS)
$(MAKE) -C $(WIREGUARD_TOOLS_PATH)/src wg
$(STRIP) -s $@
$(BUILD_PATH)/init: init.c | $(USERSPACE_DEPS)
mkdir -p $(BUILD_PATH)
$(CC) -o $@ $(CFLAGS) $(LDFLAGS) -std=gnu11 $<
$(STRIP) -s $@
$(IPUTILS_PATH)/.installed: $(IPUTILS_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
touch $@
$(IPUTILS_PATH)/ping: | $(IPUTILS_PATH)/.installed $(USERSPACE_DEPS)
sed -i /atexit/d $(IPUTILS_PATH)/ping.c
cd $(IPUTILS_PATH) && $(CC) $(CFLAGS) -std=c99 -o $@ ping.c ping_common.c ping6_common.c iputils_common.c -D_GNU_SOURCE -D'IPUTILS_VERSION(f)=f' -lresolv $(LDFLAGS)
$(STRIP) -s $@
$(BASH_PATH)/.installed: $(BASH_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
touch $@
$(BASH_PATH)/bash: export CFLAGS_FOR_BUILD += -std=gnu17
$(BASH_PATH)/bash: | $(BASH_PATH)/.installed $(USERSPACE_DEPS)
cd $(BASH_PATH) && ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --without-bash-malloc --disable-debugger --disable-help-builtin --disable-history --disable-progcomp --disable-readline --disable-mem-scramble
$(MAKE) -C $(BASH_PATH)
$(STRIP) -s $@
$(IPROUTE2_PATH)/.installed: $(IPROUTE2_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
printf 'CC:=$(CC)\nPKG_CONFIG:=pkg-config\nTC_CONFIG_XT:=n\nTC_CONFIG_ATM:=n\nTC_CONFIG_IPSET:=n\nIP_CONFIG_SETNS:=y\nHAVE_ELF:=n\nHAVE_MNL:=n\nHAVE_BERKELEY_DB:=n\nHAVE_LATEX:=n\nHAVE_PDFLATEX:=n\nCFLAGS+=-DHAVE_SETNS -DHAVE_HANDLE_AT\n' > $(IPROUTE2_PATH)/config.mk
printf 'libutil.a.done:\n\tflock -x $$@.lock $$(MAKE) -C lib\n\ttouch $$@\nip/ip: libutil.a.done\n\t$$(MAKE) -C ip ip\nmisc/ss: libutil.a.done\n\t$$(MAKE) -C misc ss\n' >> $(IPROUTE2_PATH)/Makefile
touch $@
$(IPROUTE2_PATH)/ip/ip: | $(IPROUTE2_PATH)/.installed $(USERSPACE_DEPS)
$(MAKE) -C $(IPROUTE2_PATH) PREFIX=/ ip/ip
$(STRIP) -s $@
$(IPROUTE2_PATH)/misc/ss: | $(IPROUTE2_PATH)/.installed $(USERSPACE_DEPS)
$(MAKE) -C $(IPROUTE2_PATH) PREFIX=/ misc/ss
$(STRIP) -s $@
$(IPTABLES_PATH)/.installed: $(IPTABLES_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
sed -i -e "/nfnetlink=[01]/s:=[01]:=0:" -e "/nfconntrack=[01]/s:=[01]:=0:" $(IPTABLES_PATH)/configure
touch $@
$(IPTABLES_PATH)/iptables/xtables-legacy-multi: | $(IPTABLES_PATH)/.installed $(USERSPACE_DEPS)
cd $(IPTABLES_PATH) && ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --enable-static --disable-shared --disable-nftables --disable-bpf-compiler --disable-nfsynproxy --disable-libipq --disable-connlabel --with-kernel=$(BUILD_PATH)/include
$(MAKE) -C $(IPTABLES_PATH)
$(STRIP) -s $@
$(NMAP_PATH)/.installed: $(NMAP_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
touch $@
$(NMAP_PATH)/ncat/ncat: | $(NMAP_PATH)/.installed $(USERSPACE_DEPS)
cd $(NMAP_PATH) && ./configure --prefix=/ $(CROSS_COMPILE_FLAG) --enable-static --disable-shared --without-ndiff --without-zenmap --without-nping --with-libpcap=included --with-libpcre=included --with-libdnet=included --without-liblua --with-liblinear=included --without-nmap-update --without-openssl --with-pcap=linux --without-libssh
$(MAKE) -C $(NMAP_PATH)/libpcap
$(MAKE) -C $(NMAP_PATH)/ncat
$(STRIP) -s $@
clean:
rm -rf $(BUILD_PATH)
distclean: clean
rm -rf $(DISTFILES_PATH)
cacheclean: clean
ifneq ($(CCACHE_DIR),)
rm -rf $(CCACHE_DIR)
endif
menuconfig: $(KERNEL_BUILD_PATH)/.config
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE) menuconfig
.PHONY: qemu build clean distclean cacheclean menuconfig
.DELETE_ON_ERROR:
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/aarch64.config
+8
View File
@@ -0,0 +1,8 @@
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyAMA0 wg.success=vport0p1 panic_on_warn=1"
CONFIG_FRAME_WARN=1280
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/aarch64_be.config
+9
View File
@@ -0,0 +1,9 @@
CONFIG_CPU_BIG_ENDIAN=y
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyAMA0 wg.success=vport0p1 panic_on_warn=1"
CONFIG_FRAME_WARN=1280
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/arm.config
+13
View File
@@ -0,0 +1,13 @@
CONFIG_MMU=y
CONFIG_ARCH_MULTI_V7=y
CONFIG_ARCH_VIRT=y
CONFIG_THUMB2_KERNEL=n
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyAMA0 wg.success=vport0p1 panic_on_warn=1"
CONFIG_FRAME_WARN=1024
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/armeb.config
+14
View File
@@ -0,0 +1,14 @@
CONFIG_MMU=y
CONFIG_ARCH_MULTI_V7=y
CONFIG_ARCH_VIRT=y
CONFIG_THUMB2_KERNEL=n
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyAMA0 wg.success=vport0p1 panic_on_warn=1"
CONFIG_CPU_BIG_ENDIAN=y
CONFIG_FRAME_WARN=1024
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/i686.config
+10
View File
@@ -0,0 +1,10 @@
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 wg.success=vport0p1 panic_on_warn=1 reboot=t"
CONFIG_FRAME_WARN=1024
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/m68k.config
+7
View File
@@ -0,0 +1,7 @@
CONFIG_MMU=y
CONFIG_VIRT=y
CONFIG_M68KCLASSIC=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CMDLINE="console=ttyGF0 wg.success=vport0p1 panic_on_warn=1"
CONFIG_FRAME_WARN=1024
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/mips.config
+12
View File
@@ -0,0 +1,12 @@
CONFIG_CPU_MIPS32_R2=y
CONFIG_MIPS_MALTA=y
CONFIG_MIPS_CPS=y
CONFIG_MIPS_FP_SUPPORT=y
CONFIG_POWER_RESET=y
CONFIG_POWER_RESET_SYSCON=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 wg.success=ttyS1 panic_on_warn=1"
CONFIG_FRAME_WARN=1024
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/mips64.config
+14
View File
@@ -0,0 +1,14 @@
CONFIG_64BIT=y
CONFIG_CPU_MIPS64_R2=y
CONFIG_MIPS32_N32=y
CONFIG_CPU_HAS_MSA=y
CONFIG_MIPS_MALTA=y
CONFIG_MIPS_CPS=y
CONFIG_MIPS_FP_SUPPORT=y
CONFIG_POWER_RESET=y
CONFIG_POWER_RESET_SYSCON=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 wg.success=ttyS1 panic_on_warn=1"
CONFIG_FRAME_WARN=1280
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/mips64el.config
+15
View File
@@ -0,0 +1,15 @@
CONFIG_64BIT=y
CONFIG_CPU_MIPS64_R2=y
CONFIG_MIPS32_N32=y
CONFIG_CPU_HAS_MSA=y
CONFIG_MIPS_MALTA=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_MIPS_CPS=y
CONFIG_MIPS_FP_SUPPORT=y
CONFIG_POWER_RESET=y
CONFIG_POWER_RESET_SYSCON=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 wg.success=ttyS1 panic_on_warn=1"
CONFIG_FRAME_WARN=1280
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/mipsel.config
+13
View File
@@ -0,0 +1,13 @@
CONFIG_CPU_MIPS32_R2=y
CONFIG_MIPS_MALTA=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_MIPS_CPS=y
CONFIG_MIPS_FP_SUPPORT=y
CONFIG_POWER_RESET=y
CONFIG_POWER_RESET_SYSCON=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 wg.success=ttyS1 panic_on_warn=1"
CONFIG_FRAME_WARN=1024
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/powerpc.config
+11
View File
@@ -0,0 +1,11 @@
CONFIG_PPC_QEMU_E500=y
CONFIG_FSL_SOC_BOOKE=y
CONFIG_PPC_85xx=y
CONFIG_PHYS_64BIT=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_COMPAT_32BIT_TIME=y
CONFIG_MATH_EMULATION=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 wg.success=ttyS1 panic_on_warn=1"
CONFIG_FRAME_WARN=1024
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/powerpc64.config
+13
View File
@@ -0,0 +1,13 @@
CONFIG_PPC64=y
CONFIG_PPC_PSERIES=y
CONFIG_ALTIVEC=y
CONFIG_VSX=y
CONFIG_PPC_OF_BOOT_TRAMPOLINE=y
CONFIG_PPC_RADIX_MMU=y
CONFIG_HVC_CONSOLE=y
CONFIG_CPU_BIG_ENDIAN=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=hvc0 wg.success=hvc1 panic_on_warn=1"
CONFIG_SECTION_MISMATCH_WARN_ONLY=y
CONFIG_FRAME_WARN=1280
CONFIG_THREAD_SHIFT=14
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/powerpc64le.config
+13
View File
@@ -0,0 +1,13 @@
CONFIG_PPC64=y
CONFIG_PPC_PSERIES=y
CONFIG_ALTIVEC=y
CONFIG_VSX=y
CONFIG_PPC_OF_BOOT_TRAMPOLINE=y
CONFIG_PPC_RADIX_MMU=y
CONFIG_HVC_CONSOLE=y
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=hvc0 wg.success=hvc1 panic_on_warn=1"
CONFIG_SECTION_MISMATCH_WARN_ONLY=y
CONFIG_FRAME_WARN=1280
CONFIG_THREAD_SHIFT=14
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/riscv32.config
+14
View File
@@ -0,0 +1,14 @@
CONFIG_NONPORTABLE=y
CONFIG_ARCH_RV32I=y
CONFIG_MMU=y
CONFIG_FPU=y
CONFIG_ARCH_VIRT=y
CONFIG_RISCV_ISA_FALLBACK=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_CMDLINE="console=ttyS0 wg.success=vport0p1 panic_on_warn=1"
CONFIG_CMDLINE_FORCE=y
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/riscv64.config
+13
View File
@@ -0,0 +1,13 @@
CONFIG_ARCH_RV64I=y
CONFIG_MMU=y
CONFIG_FPU=y
CONFIG_ARCH_VIRT=y
CONFIG_RISCV_ISA_FALLBACK=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_CMDLINE="console=ttyS0 wg.success=vport0p1 panic_on_warn=1"
CONFIG_CMDLINE_FORCE=y
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/s390x.config
+6
View File
@@ -0,0 +1,6 @@
CONFIG_SCLP_VT220_TTY=y
CONFIG_SCLP_VT220_CONSOLE=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_S390_GUEST=y
CONFIG_CMDLINE="console=ttysclp0 wg.success=vport0p1 panic_on_warn=1"
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/um.config
+3
View File
@@ -0,0 +1,3 @@
CONFIG_64BIT=y
CONFIG_CMDLINE="wg.success=tty1 panic_on_warn=1"
CONFIG_FRAME_WARN=1280
linux-7.2.3/tools/testing/selftests/wireguard/qemu/arch/x86_64.config
+9
View File
@@ -0,0 +1,9 @@
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_VIRTIO_MENU=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y
CONFIG_CMDLINE_BOOL=y
CONFIG_CMDLINE="console=ttyS0 wg.success=vport0p1 panic_on_warn=1 reboot=t"
CONFIG_FRAME_WARN=1280
linux-7.2.3/tools/testing/selftests/wireguard/qemu/debug.config
+55
View File
@@ -0,0 +1,55 @@
CONFIG_LOCALVERSION="-debug"
CONFIG_FRAME_POINTER=y
CONFIG_STACK_VALIDATION=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_INFO_DWARF4=y
CONFIG_PAGE_EXTENSION=y
CONFIG_PAGE_POISONING=y
CONFIG_DEBUG_OBJECTS=y
CONFIG_DEBUG_OBJECTS_FREE=y
CONFIG_DEBUG_OBJECTS_TIMERS=y
CONFIG_DEBUG_OBJECTS_WORK=y
CONFIG_DEBUG_OBJECTS_RCU_HEAD=y
CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER=y
CONFIG_DEBUG_OBJECTS_ENABLE_DEFAULT=1
CONFIG_SLUB_DEBUG_ON=y
CONFIG_DEBUG_VM=y
CONFIG_DEBUG_MEMORY_INIT=y
CONFIG_HAVE_DEBUG_STACKOVERFLOW=y
CONFIG_DEBUG_STACKOVERFLOW=y
CONFIG_HAVE_ARCH_KASAN=y
CONFIG_KASAN=y
CONFIG_KASAN_INLINE=y
CONFIG_UBSAN=y
CONFIG_DEBUG_KMEMLEAK=y
CONFIG_DEBUG_STACK_USAGE=y
CONFIG_DEBUG_SHIRQ=y
CONFIG_WQ_WATCHDOG=y
CONFIG_SCHED_INFO=y
CONFIG_SCHEDSTATS=y
CONFIG_SCHED_STACK_END_CHECK=y
CONFIG_DEBUG_PREEMPT=y
CONFIG_DEBUG_RT_MUTEXES=y
CONFIG_DEBUG_SPINLOCK=y
CONFIG_DEBUG_MUTEXES=y
CONFIG_DEBUG_LOCK_ALLOC=y
CONFIG_PROVE_LOCKING=y
CONFIG_LOCKDEP=y
CONFIG_DEBUG_ATOMIC_SLEEP=y
CONFIG_TRACE_IRQFLAGS=y
CONFIG_DEBUG_BUGVERBOSE=y
CONFIG_DEBUG_LIST=y
CONFIG_DEBUG_PLIST=y
CONFIG_PROVE_RCU=y
CONFIG_RCU_CPU_STALL_TIMEOUT=21
CONFIG_RCU_TRACE=y
CONFIG_RCU_EQS_DEBUG=y
CONFIG_USER_STACKTRACE_SUPPORT=y
CONFIG_DEBUG_SG=y
CONFIG_DEBUG_NOTIFIERS=y
CONFIG_X86_DEBUG_FPU=y
CONFIG_DEBUG_SECTION_MISMATCH=y
CONFIG_DEBUG_PAGEALLOC=y
CONFIG_DEBUG_PAGEALLOC_ENABLE_DEFAULT=y
CONFIG_DEBUG_WW_MUTEX_SLOWPATH=y
linux-7.2.3/tools/testing/selftests/wireguard/qemu/init.c
+280
View File
@@ -0,0 +1,280 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2015-2019 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
*/
#define _GNU_SOURCE
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <fcntl.h>
#include <time.h>
#include <sys/wait.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/io.h>
#include <sys/ioctl.h>
#include <sys/reboot.h>
#include <sys/utsname.h>
#include <sys/sendfile.h>
#include <sys/sysmacros.h>
#include <sys/random.h>
#include <linux/random.h>
#include <linux/version.h>
__attribute__((noreturn)) static void poweroff(void)
{
fflush(stdout);
fflush(stderr);
reboot(RB_AUTOBOOT);
sleep(30);
fprintf(stderr, "\x1b[37m\x1b[41m\x1b[1mFailed to power off!!!\x1b[0m\n");
exit(1);
}
static void panic(const char *what)
{
fprintf(stderr, "\n\n\x1b[37m\x1b[41m\x1b[1mSOMETHING WENT HORRIBLY WRONG\x1b[0m\n\n \x1b[31m\x1b[1m%s: %s\x1b[0m\n\n\x1b[37m\x1b[44m\x1b[1mPower off...\x1b[0m\n\n", what, strerror(errno));
poweroff();
}
#define pretty_message(msg) puts("\x1b[32m\x1b[1m" msg "\x1b[0m")
static void print_banner(void)
{
struct utsname utsname;
int len;
if (uname(&utsname) < 0)
panic("uname");
len = strlen(" WireGuard Test Suite on ") + strlen(utsname.sysname) + strlen(utsname.release) + strlen(utsname.machine);
printf("\x1b[45m\x1b[33m\x1b[1m%*.s\x1b[0m\n\x1b[45m\x1b[33m\x1b[1m WireGuard Test Suite on %s %s %s \x1b[0m\n\x1b[45m\x1b[33m\x1b[1m%*.s\x1b[0m\n\n", len, "", utsname.sysname, utsname.release, utsname.machine, len, "");
}
static void seed_rng(void)
{
int bits = 256, fd;
if (!getrandom(NULL, 0, GRND_NONBLOCK))
return;
pretty_message("[+] Fake seeding RNG...");
fd = open("/dev/random", O_WRONLY);
if (fd < 0)
panic("open(random)");
if (ioctl(fd, RNDADDTOENTCNT, &bits) < 0)
panic("ioctl(RNDADDTOENTCNT)");
close(fd);
}
static void set_time(void)
{
if (time(NULL))
return;
pretty_message("[+] Setting fake time...");
if (stime(&(time_t){1433512680}) < 0)
panic("settimeofday()");
}
static void mount_filesystems(void)
{
pretty_message("[+] Mounting filesystems...");
mkdir("/dev", 0755);
mkdir("/proc", 0755);
mkdir("/sys", 0755);
mkdir("/tmp", 0755);
mkdir("/run", 0755);
mkdir("/var", 0755);
if (mount("none", "/dev", "devtmpfs", 0, NULL))
panic("devtmpfs mount");
if (mount("none", "/proc", "proc", 0, NULL))
panic("procfs mount");
if (mount("none", "/sys", "sysfs", 0, NULL))
panic("sysfs mount");
if (mount("none", "/tmp", "tmpfs", 0, NULL))
panic("tmpfs mount");
if (mount("none", "/run", "tmpfs", 0, NULL))
panic("tmpfs mount");
if (mount("none", "/sys/kernel/debug", "debugfs", 0, NULL))
; /* Not a problem if it fails.*/
if (symlink("/run", "/var/run"))
panic("run symlink");
if (symlink("/proc/self/fd", "/dev/fd"))
panic("fd symlink");
}
static void enable_logging(void)
{
int fd;
pretty_message("[+] Enabling logging...");
fd = open("/proc/sys/kernel/printk", O_WRONLY);
if (fd >= 0) {
if (write(fd, "9\n", 2) != 2)
panic("write(printk)");
close(fd);
}
fd = open("/proc/sys/debug/exception-trace", O_WRONLY);
if (fd >= 0) {
if (write(fd, "1\n", 2) != 2)
panic("write(exception-trace)");
close(fd);
}
}
static void kmod_selftests(void)
{
FILE *file;
char line[2048], *start, *pass;
bool success = true;
pretty_message("[+] Module self-tests:");
file = fopen("/proc/kmsg", "r");
if (!file)
panic("fopen(kmsg)");
if (fcntl(fileno(file), F_SETFL, O_NONBLOCK) < 0)
panic("fcntl(kmsg, nonblock)");
while (fgets(line, sizeof(line), file)) {
start = strstr(line, "wireguard: ");
if (!start)
continue;
start += 11;
*strchrnul(start, '\n') = '\0';
if (strstr(start, "www.wireguard.com"))
break;
pass = strstr(start, ": pass");
if (!pass || pass[6] != '\0') {
success = false;
printf(" \x1b[31m* %s\x1b[0m\n", start);
} else
printf(" \x1b[32m* %s\x1b[0m\n", start);
}
fclose(file);
if (!success) {
puts("\x1b[31m\x1b[1m[-] Tests failed! \u2639\x1b[0m");
poweroff();
}
}
static void launch_tests(void)
{
char cmdline[4096], *success_dev;
int status, fd;
pid_t pid;
pretty_message("[+] Launching tests...");
pid = fork();
if (pid == -1)
panic("fork");
else if (pid == 0) {
execl("/init.sh", "init", NULL);
panic("exec");
}
if (waitpid(pid, &status, 0) < 0)
panic("waitpid");
if (WIFEXITED(status) && WEXITSTATUS(status) == 0) {
pretty_message("[+] Tests successful! :-)");
fd = open("/proc/cmdline", O_RDONLY);
if (fd < 0)
panic("open(/proc/cmdline)");
if (read(fd, cmdline, sizeof(cmdline) - 1) <= 0)
panic("read(/proc/cmdline)");
cmdline[sizeof(cmdline) - 1] = '\0';
for (success_dev = strtok(cmdline, " \n"); success_dev; success_dev = strtok(NULL, " \n")) {
if (strncmp(success_dev, "wg.success=", 11))
continue;
memcpy(success_dev + 11 - 5, "/dev/", 5);
success_dev += 11 - 5;
break;
}
if (!success_dev || !strlen(success_dev))
panic("Unable to find success device");
fd = open(success_dev, O_WRONLY);
if (fd < 0)
panic("open(success_dev)");
if (write(fd, "success\n", 8) != 8)
panic("write(success_dev)");
close(fd);
} else {
const char *why = "unknown cause";
int what = -1;
if (WIFEXITED(status)) {
why = "exit code";
what = WEXITSTATUS(status);
} else if (WIFSIGNALED(status)) {
why = "signal";
what = WTERMSIG(status);
}
printf("\x1b[31m\x1b[1m[-] Tests failed with %s %d! \u2639\x1b[0m\n", why, what);
}
}
static void ensure_console(void)
{
for (unsigned int i = 0; i < 1000; ++i) {
int fd = open("/dev/console", O_RDWR);
if (fd < 0) {
usleep(50000);
continue;
}
dup2(fd, 0);
dup2(fd, 1);
dup2(fd, 2);
close(fd);
if (write(1, "\0\0\0\0\n", 5) == 5)
return;
}
panic("Unable to open console device");
}
static void clear_leaks(void)
{
int fd;
fd = open("/sys/kernel/debug/kmemleak", O_WRONLY);
if (fd < 0)
return;
pretty_message("[+] Starting memory leak detection...");
write(fd, "clear\n", 5);
close(fd);
}
static void check_leaks(void)
{
int fd;
fd = open("/sys/kernel/debug/kmemleak", O_WRONLY);
if (fd < 0)
return;
pretty_message("[+] Scanning for memory leaks...");
sleep(2); /* Wait for any grace periods. */
write(fd, "scan\n", 5);
close(fd);
fd = open("/sys/kernel/debug/kmemleak", O_RDONLY);
if (fd < 0)
return;
if (sendfile(1, fd, NULL, 0x7ffff000) > 0)
panic("Memory leaks encountered");
close(fd);
}
int main(int argc, char *argv[])
{
ensure_console();
print_banner();
mount_filesystems();
seed_rng();
set_time();
kmod_selftests();
enable_logging();
clear_leaks();
launch_tests();
check_leaks();
poweroff();
return 1;
}
linux-7.2.3/tools/testing/selftests/wireguard/qemu/kernel.config
+90
View File
@@ -0,0 +1,90 @@
CONFIG_LOCALVERSION=""
CONFIG_NET=y
CONFIG_NETDEVICES=y
CONFIG_NET_CORE=y
CONFIG_NET_IPIP=y
CONFIG_DUMMY=y
CONFIG_VETH=y
CONFIG_MULTIUSER=y
CONFIG_NAMESPACES=y
CONFIG_NET_NS=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_IPV6=y
CONFIG_NETFILTER=y
CONFIG_NETFILTER_ADVANCED=y
CONFIG_NF_CONNTRACK=y
CONFIG_NF_NAT=y
CONFIG_NETFILTER_XTABLES=y
CONFIG_NETFILTER_XTABLES_LEGACY=y
CONFIG_NETFILTER_XT_NAT=y
CONFIG_NETFILTER_XT_MATCH_LENGTH=y
CONFIG_NETFILTER_XT_MARK=y
CONFIG_NETFILTER_XT_TARGET_MASQUERADE=y
CONFIG_IP_NF_TARGET_REJECT=y
CONFIG_IP6_NF_TARGET_REJECT=y
CONFIG_IP_NF_IPTABLES_LEGACY=y
CONFIG_IP_NF_IPTABLES=y
CONFIG_IP_NF_FILTER=y
CONFIG_IP_NF_MANGLE=y
CONFIG_IP_NF_NAT=y
CONFIG_IP_ADVANCED_ROUTER=y
CONFIG_IP_MULTIPLE_TABLES=y
CONFIG_IPV6_MULTIPLE_TABLES=y
CONFIG_TTY=y
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_SCRIPT=y
CONFIG_VDSO=y
CONFIG_STRICT_KERNEL_RWX=y
CONFIG_VIRTUALIZATION=y
CONFIG_HYPERVISOR_GUEST=y
CONFIG_PARAVIRT=y
CONFIG_KVM_GUEST=y
CONFIG_PARAVIRT_SPINLOCKS=y
CONFIG_PRINTK=y
CONFIG_KALLSYMS=y
CONFIG_BUG=y
CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y
CONFIG_JUMP_LABEL=y
CONFIG_FUTEX=y
CONFIG_SHMEM=y
CONFIG_SLUB=y
CONFIG_SMP=y
CONFIG_SCHED_SMT=y
CONFIG_SCHED_MC=y
CONFIG_NUMA=y
CONFIG_PREEMPT=y
CONFIG_NO_HZ=y
CONFIG_NO_HZ_IDLE=y
CONFIG_NO_HZ_FULL=n
CONFIG_HZ_PERIODIC=n
CONFIG_HIGH_RES_TIMERS=y
CONFIG_FILE_LOCKING=y
CONFIG_POSIX_TIMERS=y
CONFIG_DEVTMPFS=y
CONFIG_PROC_FS=y
CONFIG_PROC_SYSCTL=y
CONFIG_SYSFS=y
CONFIG_TMPFS=y
CONFIG_CONSOLE_LOGLEVEL_DEFAULT=15
CONFIG_LOG_BUF_SHIFT=18
CONFIG_PRINTK_TIME=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_LEGACY_VSYSCALL_NONE=y
CONFIG_KERNEL_GZIP=y
CONFIG_PANIC_ON_OOPS=y
CONFIG_BUG_ON_DATA_CORRUPTION=y
CONFIG_LOCKUP_DETECTOR=y
CONFIG_SOFTLOCKUP_DETECTOR=y
CONFIG_HARDLOCKUP_DETECTOR=y
CONFIG_WQ_WATCHDOG=y
CONFIG_DETECT_HUNG_TASK=y
CONFIG_BOOTPARAM_HARDLOCKUP_PANIC=y
CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=1
CONFIG_BOOTPARAM_HUNG_TASK_PANIC=1
CONFIG_PANIC_TIMEOUT=-1
CONFIG_STACKTRACE=y
CONFIG_EARLY_PRINTK=y
CONFIG_GDB_SCRIPTS=y
CONFIG_WIREGUARD=y
CONFIG_WIREGUARD_DEBUG=y