# SPDX-License-Identifier: GPL-2.0-or-later
#
# PASST - Plug A Simple Socket Transport
#  for qemu/UNIX domain socket mode
#
# PASTA - Pack A Subtle Tap Abstraction
#  for network namespace/tap device mode
#
# test/passt_in_ns/udp - Check UDP functionality for passt in ns and pasta
#
# Copyright (c) 2021 Red Hat GmbH
# Author: Stefano Brivio <sbrivio@redhat.com>

gtools	socat ip jq
nstools	socat ip jq
htools	socat ip jq

set	NAT_HOST4 192.0.2.1
set	NAT_HOST6 2001:db8:9a55::1
set	NAT_NS4 192.0.2.2
set	NAT_NS6 2001:db8:9a55::2

set	TEMP __STATEDIR__/test.bin
set	TEMP_NS __STATEDIR__/test_ns.bin

test	UDP/IPv4: host to guest
guestb	socat -u UDP4-LISTEN:10001,null-eof OPEN:test.bin,create,trunc
sleep	1
host	socat -u OPEN:__BASEPATH__/medium.bin UDP4:127.0.0.1:10001,shut-null
guestw
guest	cmp test.bin /root/medium.bin

test	UDP/IPv4: host to ns
nsb	socat -u UDP4-LISTEN:10002,null-eof OPEN:__TEMP_NS__,create,trunc
sleep	1
host	socat -u OPEN:__BASEPATH__/medium.bin UDP4:127.0.0.1:10002,shut-null
nsw
check	cmp __TEMP_NS__ __BASEPATH__/medium.bin

test	UDP/IPv4: guest to host
hostb	socat -u UDP4-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc
sleep	1
guest	socat -u OPEN:/root/medium.bin UDP4:__NAT_HOST4__:10003,shut-null
hostw
check	cmp __TEMP__ __BASEPATH__/medium.bin

test	UDP/IPv4: guest to ns
nsb	socat -u UDP4-LISTEN:10002,null-eof OPEN:__TEMP_NS__,create,trunc
sleep	1
guest	socat -u OPEN:/root/medium.bin UDP4:__NAT_NS4__:10002,shut-null
nsw
check	cmp __TEMP_NS__ __BASEPATH__/medium.bin

test	UDP/IPv4: ns to host (recvmmsg/sendmmsg)
hostb	socat -u UDP4-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP4:127.0.0.1:10003,shut-null
hostw
check	cmp __TEMP__ __BASEPATH__/medium.bin

test	UDP/IPv4: ns to host (via tap)
hostb	socat -u UDP4-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP4:__NAT_HOST4__:10003,shut-null
hostw
check	cmp __TEMP__ __BASEPATH__/medium.bin

test	UDP/IPv4: ns to guest (using loopback address)
guestb	socat -u UDP4-LISTEN:10001,null-eof OPEN:test.bin,create,trunc
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP4:127.0.0.1:10001,shut-null
guestw
guest	cmp test.bin /root/medium.bin

test	UDP/IPv4: ns to guest (using namespace address)
guestb	socat -u UDP4-LISTEN:10001,null-eof OPEN:test.bin,create,trunc
nsout	IFNAME ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
nsout	ADDR ip -j -4 addr show|jq -rM '.[] | select(.ifname == "__IFNAME__").addr_info[0].local'
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP4:__ADDR__:10001,shut-null
guestw
guest	cmp test.bin /root/medium.bin

test	UDP/IPv6: host to guest
guestb	socat -u UDP6-LISTEN:10001,null-eof OPEN:test.bin,create,trunc
sleep	1
host	socat -u OPEN:__BASEPATH__/medium.bin UDP6:[::1]:10001,shut-null
guestw
guest	cmp test.bin /root/medium.bin

test	UDP/IPv6: host to ns
nsb	socat -u UDP6-LISTEN:10002,null-eof OPEN:__TEMP_NS__,create,trunc
sleep	1
host	socat -u OPEN:__BASEPATH__/medium.bin UDP6:[::1]:10002,shut-null
nsw
check	cmp __TEMP_NS__ __BASEPATH__/medium.bin

test	UDP/IPv6: guest to host
hostb	socat -u UDP6-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc
sleep	1
guest	socat -u OPEN:/root/medium.bin UDP6:[__NAT_HOST6__]:10003,shut-null
hostw
check	cmp __TEMP__ __BASEPATH__/medium.bin

test	UDP/IPv6: guest to ns
nsb	socat -u UDP6-LISTEN:10002,null-eof OPEN:__TEMP_NS__,create,trunc
sleep	1
guest	socat -u OPEN:/root/medium.bin UDP6:[__NAT_NS6__]:10002,shut-null
nsw
check	cmp __TEMP_NS__ __BASEPATH__/medium.bin

test	UDP/IPv6: ns to host (recvmmsg/sendmmsg)
hostb	socat -u UDP6-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP6:[::1]:10003,shut-null
hostw
check	cmp __TEMP__ __BASEPATH__/medium.bin

test	UDP/IPv6: ns to host (via tap)
hostb	socat -u UDP6-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP6:[__NAT_HOST6__]:10003,shut-null
hostw
check	cmp __TEMP__ __BASEPATH__/medium.bin

test	UDP/IPv6: ns to guest (using loopback address)
guestb	socat -u UDP6-LISTEN:10001,null-eof OPEN:test.bin,create,trunc
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP6:[::1]:10001,shut-null
guestw
guest	cmp test.bin /root/medium.bin

test	UDP/IPv6: ns to guest (using namespace address)
guestb	socat -u UDP6-LISTEN:10001,null-eof OPEN:test.bin,create,trunc
nsout	IFNAME ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
nsout	ADDR6 ip -j -6 addr show|jq -rM '.[] | select(.ifname == "__IFNAME__").addr_info[0].local'
sleep	1
ns	socat -u OPEN:__BASEPATH__/medium.bin UDP6:[__ADDR6__]:10001,shut-null
guestw
guest	cmp test.bin /root/medium.bin