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mirror of https://passt.top/passt synced 2024-12-22 13:45:32 +00:00
passt/test/pasta/tcp
David Gibson 58e6d68599 test: Clarify test for spliced inbound transfers
The tests in pasta/tcp and pasta/udp for inbound transfers have the server
listening within the namespace explicitly bound to 127.0.0.1 or ::1.  This
only works because of the behaviour of inbound splice connections, which
always appear with both source and destination addresses as loopback in
the namespace.  That's not an inherent property for "spliced" connections
and arguably an undesirable one.  Also update the test names to make it
clearer that these tests are expecting to exercise the "splice" path.

Interestingly this was already correct for the equivalent passt_in_ns/*,
although we also update the test names for clarity there.

Note that there are similar issues in some of the podman tests, addressed
in https://github.com/containers/podman/pull/24064

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2024-10-18 20:28:00 +02:00

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# 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/tcp - Check TCP functionality for pasta
#
# Copyright (c) 2021 Red Hat GmbH
# Author: Stefano Brivio <sbrivio@redhat.com>
htools socat ip jq
nstools socat ip jq
set TEMP_BIG __STATEDIR__/test_big.bin
set TEMP_NS_BIG __STATEDIR__/test_ns_big.bin
set TEMP_SMALL __STATEDIR__/test_small.bin
set TEMP_NS_SMALL __STATEDIR__/test_ns_small.bin
test TCP/IPv4: host to ns (spliced): big transfer
nsb socat -u TCP4-LISTEN:10002 OPEN:__TEMP_NS_BIG__,create,trunc
host socat -u OPEN:__BASEPATH__/big.bin TCP4:127.0.0.1:10002
nsw
check cmp __BASEPATH__/big.bin __TEMP_NS_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:__BASEPATH__/big.bin TCP4:127.0.0.1:10003
hostw
check cmp __BASEPATH__/big.bin __TEMP_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:__BASEPATH__/big.bin TCP4:__GW__:10003
hostw
check cmp __BASEPATH__/big.bin __TEMP_BIG__
test TCP/IPv4: host to ns (spliced): small transfer
nsb socat -u TCP4-LISTEN:10002 OPEN:__TEMP_NS_SMALL__,create,trunc
host socat OPEN:__BASEPATH__/small.bin TCP4:127.0.0.1:10002
nsw
check cmp __BASEPATH__/small.bin __TEMP_NS_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:__BASEPATH__/small.bin TCP4:127.0.0.1:10003
hostw
check cmp __BASEPATH__/small.bin __TEMP_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:__BASEPATH__/small.bin TCP4:__GW__:10003
hostw
check cmp __BASEPATH__/small.bin __TEMP_SMALL__
test TCP/IPv6: host to ns (spliced): big transfer
nsb socat -u TCP6-LISTEN:10002 OPEN:__TEMP_NS_BIG__,create,trunc
host socat -u OPEN:__BASEPATH__/big.bin TCP6:[::1]:10002
nsw
check cmp __BASEPATH__/big.bin __TEMP_NS_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:__BASEPATH__/big.bin TCP6:[::1]:10003
hostw
check cmp __BASEPATH__/big.bin __TEMP_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:__BASEPATH__/big.bin TCP6:[__GW6__%__IFNAME__]:10003
hostw
check cmp __BASEPATH__/big.bin __TEMP_BIG__
test TCP/IPv6: host to ns (spliced): small transfer
nsb socat -u TCP6-LISTEN:10002 OPEN:__TEMP_NS_SMALL__,create,trunc
host socat -u OPEN:__BASEPATH__/small.bin TCP6:[::1]:10002
nsw
check cmp __BASEPATH__/small.bin __TEMP_NS_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:__BASEPATH__/small.bin TCP6:[::1]:10003
hostw
check cmp __BASEPATH__/small.bin __TEMP_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:__BASEPATH__/small.bin TCP6:[__GW6__%__IFNAME__]:10003
hostw
check cmp __BASEPATH__/small.bin __TEMP_SMALL__