# SPDX-License-Identifier: AGPL-3.0-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/udp/passt - Check UDP functionality in passt mode # # Copyright (c) 2021 Red Hat GmbH # Author: Stefano Brivio gtools socat tee grep cat ip jq md5sum cut htools printf dd socat tee grep cat ip jq md5sum cut test UDP/IPv4: host to guest temp TEMP temp SC_PID guestb (socat -u UDP4-LISTEN:10001 STDOUT & echo $! > __SC_PID__) | tee test.bin | (grep -qm1 "END_OF_TEST" && kill $(cat __SC_PID__)) host dd if=/dev/urandom bs=1k count=5 > __TEMP__ && printf "\nEND_OF_TEST\n" >> __TEMP__ host socat -u OPEN:__TEMP__ UDP4:127.0.0.1:10001 guestw hout HOST_MD5 md5sum __TEMP__ | cut -d' ' -f1 gout GUEST_MD5 md5sum test.bin | cut -d' ' -f1 check [ "__GUEST_MD5__" = "__HOST_MD5__" ] test UDP/IPv4: guest to host host :> __TEMP__ hostb (socat -u UDP4-LISTEN:10003,bind=127.0.0.1 STDOUT & echo $! > __SC_PID__) | tee __TEMP__ | (grep -qm1 "END_OF_TEST" && kill $(cat __SC_PID__)) gout GW ip -j -4 route show|jq -rM '.[] | select(.dst == "default").gateway' guest socat -u OPEN:test.bin UDP4:__GW__:10003 hostw hout HOST_MD5 md5sum __TEMP__ | cut -d' ' -f1 check [ "__GUEST_MD5__" = "__HOST_MD5__" ] test UDP/IPv6: host to guest guestb (socat -u UDP6-LISTEN:10001 STDOUT & echo $! > sc.pid) | tee test.bin | (grep -qm1 "END_OF_TEST" && kill $(cat sc.pid)) sleep 1 host socat -u OPEN:__TEMP__ UDP6:[::1]:10001 guestw gout GUEST_MD5 md5sum test.bin | cut -d' ' -f1 check [ "__GUEST_MD5__" = "__HOST_MD5__" ] test UDP/IPv6: guest to host host :> __TEMP__ hostb (socat -u UDP6-LISTEN:10003,bind=[::1] STDOUT & echo $! > __SC_PID__) | tee __TEMP__ | (grep -qm1 "END_OF_TEST" && kill $(cat __SC_PID__)) gout GW6 ip -j -6 route show|jq -rM '.[] | select(.dst == "default").gateway' gout IFNAME ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname' guest socat -u OPEN:test.bin UDP6:[__GW6__%__IFNAME__]:10003 hostw hout HOST_MD5 md5sum __TEMP__ | cut -d' ' -f1 check [ "__GUEST_MD5__" = "__HOST_MD5__" ]