# 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/pasta/udp - Check UDP functionality for pasta # # Copyright (c) 2021 Red Hat GmbH # Author: Stefano Brivio nstools socat ip jq htools dd socat ip jq set TEMP __STATEDIR__/test.bin set TEMP_NS __STATEDIR__/test_ns.bin test UDP/IPv4: host to ns (recvmmsg/sendmmsg) nsb socat -u UDP4-LISTEN:10002,null-eof OPEN:__TEMP_NS__,create,trunc host socat OPEN:__BASEPATH__/medium.bin UDP4:127.0.0.1:10002,shut-null nsw check cmp __BASEPATH__/medium.bin __TEMP_NS__ test UDP/IPv4: ns to host (recvmmsg/sendmmsg) hostb socat -u UDP4-LISTEN:10003,bind=127.0.0.1,null-eof OPEN:__TEMP__,create,trunc sleep 1 ns socat OPEN:__BASEPATH__/medium.bin UDP4:127.0.0.1:10003,shut-null hostw check cmp __BASEPATH__/medium.bin __TEMP__ test UDP/IPv4: ns to host (via tap) hostb socat -u UDP4-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc nsout GW ip -j -4 route show|jq -rM '.[] | select(.dst == "default").gateway' ns socat -u OPEN:__BASEPATH__/medium.bin UDP4:__GW__:10003,shut-null hostw check cmp __BASEPATH__/medium.bin __TEMP__ test UDP/IPv6: host to ns (recvmmsg/sendmmsg) nsb socat -u UDP6-LISTEN:10002,null-eof OPEN:__TEMP_NS__,create,trunc host socat -u OPEN:__BASEPATH__/medium.bin UDP6:[::1]:10002,shut-null nsw check cmp __BASEPATH__/medium.bin __TEMP_NS__ test UDP/IPv6: ns to host (recvmmsg/sendmmsg) hostb socat -u UDP6-LISTEN:10003,bind=[::1],null-eof OPEN:__TEMP__,create,trunc sleep 1 ns socat -u OPEN:__BASEPATH__/medium.bin UDP6:[::1]:10003,shut-null hostw check cmp __BASEPATH__/medium.bin __TEMP__ test UDP/IPv6: ns to host (via tap) hostb socat -u UDP6-LISTEN:10003,null-eof OPEN:__TEMP__,create,trunc nsout GW6 ip -j -6 route show|jq -rM '.[] | select(.dst == "default").gateway' nsout IFNAME ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname' ns socat -u OPEN:__BASEPATH__/medium.bin UDP6:[__GW6__%__IFNAME__]:10003,shut-null hostw check cmp __BASEPATH__/medium.bin __TEMP__