From: Mat Martineau <mathew.j.martineau@linux.intel.com>
To: netdev@vger.kernel.org
Cc: Paolo Abeni <pabeni@redhat.com>,
davem@davemloft.net, kuba@kernel.org, edumazet@google.com,
matthieu.baerts@tessares.net, mptcp@lists.linux.dev,
Mat Martineau <mathew.j.martineau@linux.intel.com>
Subject: [PATCH net 2/2] selftests: mptcp: add subflow limits test-cases
Date: Thu, 12 May 2022 16:26:42 -0700 [thread overview]
Message-ID: <20220512232642.541301-3-mathew.j.martineau@linux.intel.com> (raw)
In-Reply-To: <20220512232642.541301-1-mathew.j.martineau@linux.intel.com>
From: Paolo Abeni <pabeni@redhat.com>
Add and delete a bunch of endpoints and verify the
respect of configured limits.
This covers the codepath introduced by the previous patch.
Fixes: 69c6ce7b6eca ("selftests: mptcp: add implicit endpoint test case")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
---
.../testing/selftests/net/mptcp/mptcp_join.sh | 48 ++++++++++++++++++-
1 file changed, 46 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 7314257d248a..48ef112f42c2 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -1444,6 +1444,33 @@ chk_prio_nr()
[ "${dump_stats}" = 1 ] && dump_stats
}
+chk_subflow_nr()
+{
+ local need_title="$1"
+ local msg="$2"
+ local subflow_nr=$3
+ local cnt1
+ local cnt2
+
+ if [ -n "${need_title}" ]; then
+ printf "%03u %-36s %s" "${TEST_COUNT}" "${TEST_NAME}" "${msg}"
+ else
+ printf "%-${nr_blank}s %s" " " "${msg}"
+ fi
+
+ cnt1=$(ss -N $ns1 -tOni | grep -c token)
+ cnt2=$(ss -N $ns2 -tOni | grep -c token)
+ if [ "$cnt1" != "$subflow_nr" -o "$cnt2" != "$subflow_nr" ]; then
+ echo "[fail] got $cnt1:$cnt2 subflows expected $subflow_nr"
+ fail_test
+ dump_stats=1
+ else
+ echo "[ ok ]"
+ fi
+
+ [ "${dump_stats}" = 1 ] && ( ss -N $ns1 -tOni ; ss -N $ns1 -tOni | grep token; ip -n $ns1 mptcp endpoint )
+}
+
chk_link_usage()
{
local ns=$1
@@ -2556,7 +2583,7 @@ fastclose_tests()
fi
}
-implicit_tests()
+endpoint_tests()
{
# userspace pm type prevents add_addr
if reset "implicit EP"; then
@@ -2578,6 +2605,23 @@ implicit_tests()
$ns2 10.0.2.2 id 1 flags signal
wait
fi
+
+ if reset "delete and re-add"; then
+ pm_nl_set_limits $ns1 1 1
+ pm_nl_set_limits $ns2 1 1
+ pm_nl_add_endpoint $ns2 10.0.2.2 id 2 dev ns2eth2 flags subflow
+ run_tests $ns1 $ns2 10.0.1.1 4 0 0 slow &
+
+ wait_mpj $ns2
+ pm_nl_del_endpoint $ns2 2 10.0.2.2
+ sleep 0.5
+ chk_subflow_nr needtitle "after delete" 1
+
+ pm_nl_add_endpoint $ns2 10.0.2.2 dev ns2eth2 flags subflow
+ wait_mpj $ns2
+ chk_subflow_nr "" "after re-add" 2
+ wait
+ fi
}
# [$1: error message]
@@ -2624,7 +2668,7 @@ all_tests_sorted=(
d@deny_join_id0_tests
m@fullmesh_tests
z@fastclose_tests
- I@implicit_tests
+ I@endpoint_tests
)
all_tests_args=""
--
2.36.1
next prev parent reply other threads:[~2022-05-12 23:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-12 23:26 [PATCH net 0/2] mptcp: Subflow accounting fix Mat Martineau
2022-05-12 23:26 ` [PATCH net 1/2] mptcp: fix subflow accounting on close Mat Martineau
2022-05-12 23:26 ` Mat Martineau [this message]
2022-05-14 0:10 ` [PATCH net 0/2] mptcp: Subflow accounting fix patchwork-bot+netdevbpf
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