# 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/pasta/tcp - Check TCP functionality for pasta # # Copyright (c) 2021 Red Hat GmbH # Author: Stefano Brivio htools dd socat ip jq md5sum cut nstools socat ip jq md5sum cut test TCP/IPv4: host to ns: big transfer temp TEMP_BIG temp TEMP_NS_BIG nsb socat -u TCP4-LISTEN:10002,bind=127.0.0.1 OPEN:__TEMP_NS_BIG__,create,trunc host dd if=/dev/urandom bs=1M count=10 of=__TEMP_BIG__ host socat -u OPEN:__TEMP_BIG__ TCP4:127.0.0.1:10002 nsw hout MD5_BIG md5sum __TEMP_BIG__ | cut -d' ' -f1 nsout NS_MD5_BIG md5sum __TEMP_NS_BIG__ | cut -d' ' -f1 check [ "__NS_MD5_BIG__" = "__MD5_BIG__" ] test TCP/IPv4: ns to host (spliced): big transfer hostb socat -u TCP4-LISTEN:10003,bind=127.0.0.1 OPEN:__TEMP_BIG__,create,trunc ns socat -u OPEN:__TEMP_NS_BIG__ TCP4:127.0.0.1:10003 hostw hout HOST_MD5_BIG md5sum __TEMP_BIG__ | cut -d' ' -f1 check [ "__HOST_MD5_BIG__" = "__MD5_BIG__" ] test TCP/IPv4: ns to host (via tap): big transfer hostb socat -u TCP4-LISTEN:10003 OPEN:__TEMP_BIG__,create,trunc nsout GW ip -j -4 route show|jq -rM '.[] | select(.dst == "default").gateway' ns socat -u OPEN:__TEMP_NS_BIG__ TCP4:__GW__:10003 hostw hout HOST_MD5_BIG md5sum __TEMP_BIG__ | cut -d' ' -f1 check [ "__HOST_MD5_BIG__" = "__MD5_BIG__" ] test TCP/IPv4: host to ns: small transfer temp TEMP_SMALL temp TEMP_NS_SMALL nsb socat -u TCP4-LISTEN:10002,bind=127.0.0.1 OPEN:__TEMP_NS_SMALL__,create,trunc host dd if=/dev/urandom bs=2k count=1 of=__TEMP_SMALL__ host socat OPEN:__TEMP_SMALL__ TCP4:127.0.0.1:10002 nsw hout MD5_SMALL md5sum __TEMP_SMALL__ | cut -d' ' -f1 nsout NS_MD5_SMALL md5sum __TEMP_NS_SMALL__ | cut -d' ' -f1 check [ "__NS_MD5_SMALL__" = "__MD5_SMALL__" ] test TCP/IPv4: ns to host (spliced): small transfer hostb socat -u TCP4-LISTEN:10003,bind=127.0.0.1 OPEN:__TEMP_SMALL__,create,trunc ns socat OPEN:__TEMP_NS_SMALL__ TCP4:127.0.0.1:10003 hostw hout HOST_MD5_SMALL md5sum __TEMP_SMALL__ | cut -d' ' -f1 check [ "__HOST_MD5_SMALL__" = "__MD5_SMALL__" ] test TCP/IPv4: ns to host (via tap): small transfer hostb socat -u TCP4-LISTEN:10003 OPEN:__TEMP_SMALL__,create,trunc nsout GW ip -j -4 route show|jq -rM '.[] | select(.dst == "default").gateway' ns socat -u OPEN:__TEMP_NS_SMALL__ TCP4:__GW__:10003 hostw hout HOST_MD5_SMALL md5sum __TEMP_SMALL__ | cut -d' ' -f1 check [ "__HOST_MD5_SMALL__" = "__MD5_SMALL__" ] test TCP/IPv6: host to ns: big transfer nsb socat -u TCP6-LISTEN:10002,bind=[::1] OPEN:__TEMP_NS_BIG__,create,trunc host socat -u OPEN:__TEMP_BIG__ TCP6:[::1]:10002 nsw hout MD5_BIG md5sum __TEMP_BIG__ | cut -d' ' -f1 nsout NS_MD5_BIG md5sum __TEMP_NS_BIG__ | cut -d' ' -f1 check [ "__NS_MD5_BIG__" = "__MD5_BIG__" ] test TCP/IPv6: ns to host (spliced): big transfer hostb socat -u TCP6-LISTEN:10003,bind=[::1] OPEN:__TEMP_BIG__,create,trunc ns socat -u OPEN:__TEMP_NS_BIG__ TCP6:[::1]:10003 hostw hout HOST_MD5_BIG md5sum __TEMP_BIG__ | cut -d' ' -f1 check [ "__HOST_MD5_BIG__" = "__MD5_BIG__" ] test TCP/IPv6: ns to host (via tap): big transfer hostb socat -u TCP6-LISTEN:10003 OPEN:__TEMP_BIG__,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:__TEMP_NS_BIG__ TCP6:[__GW6__%__IFNAME__]:10003 hostw hout HOST_MD5_BIG md5sum __TEMP_BIG__ | cut -d' ' -f1 check [ "__HOST_MD5_BIG__" = "__MD5_BIG__" ] test TCP/IPv6: host to ns: small transfer nsb socat -u TCP6-LISTEN:10002,bind=[::1] OPEN:__TEMP_NS_SMALL__,create,trunc host socat -u OPEN:__TEMP_SMALL__ TCP6:[::1]:10002 nsw hout MD5_SMALL md5sum __TEMP_SMALL__ | cut -d' ' -f1 nsout NS_MD5_SMALL md5sum __TEMP_NS_SMALL__ | cut -d' ' -f1 check [ "__NS_MD5_SMALL__" = "__MD5_SMALL__" ] test TCP/IPv6: ns to host (spliced): small transfer hostb socat -u TCP6-LISTEN:10003,bind=[::1] OPEN:__TEMP_SMALL__,create,trunc ns socat -u OPEN:__TEMP_NS_SMALL__ TCP6:[::1]:10003 hostw hout HOST_MD5_SMALL md5sum __TEMP_SMALL__ | cut -d' ' -f1 check [ "__HOST_MD5_SMALL__" = "__MD5_SMALL__" ] test TCP/IPv6: ns to host (via tap): small transfer hostb socat -u TCP6-LISTEN:10003 OPEN:__TEMP_SMALL__,create,trunc ns socat -u OPEN:__TEMP_NS_SMALL__ TCP6:[__GW6__%__IFNAME__]:10003 hostw hout HOST_MD5_SMALL md5sum __TEMP_SMALL__ | cut -d' ' -f1 check [ "__HOST_MD5_SMALL__" = "__MD5_SMALL__" ]