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authorJakub Kicinski <kuba@kernel.org>2025-04-08 16:16:23 -0700
committerJakub Kicinski <kuba@kernel.org>2025-04-08 16:16:24 -0700
commitdd17a7f1d3b35fa2708d0a81a5b5e865371c43e4 (patch)
tree1bd96c5b8b16215032afb551dc19675506fa563d /tools/testing
parent445e99bdf68d62cc8cd9c129ea177b2b847d654d (diff)
parent6767698cf9c144c8d4c72925e9a1cd2cbc031d25 (diff)
Merge branch 'mptcp-only-inc-mpjoinackhmacfailure-for-hmac-failures'
Matthieu Baerts says: ==================== mptcp: only inc MPJoinAckHMacFailure for HMAC failures Recently, during a debugging session using local MPTCP connections, I noticed MPJoinAckHMacFailure was strangely not zero on the server side. The first patch fixes this issue -- present since v5.9 -- and the second one validates it in the selftests. ==================== Link: https://patch.msgid.link/20250407-net-mptcp-hmac-failure-mib-v1-0-3c9ecd0a3a50@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/testing')
-rwxr-xr-xtools/testing/selftests/net/mptcp/mptcp_join.sh18
1 files changed, 18 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 13a3b68181ee..befa66f5a366 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -1441,6 +1441,15 @@ chk_join_nr()
fi
fi
+ count=$(mptcp_lib_get_counter ${ns2} "MPTcpExtMPJoinSynAckHMacFailure")
+ if [ -z "$count" ]; then
+ rc=${KSFT_SKIP}
+ elif [ "$count" != "0" ]; then
+ rc=${KSFT_FAIL}
+ print_check "synack HMAC"
+ fail_test "got $count JOIN[s] synack HMAC failure expected 0"
+ fi
+
count=$(mptcp_lib_get_counter ${ns1} "MPTcpExtMPJoinAckRx")
if [ -z "$count" ]; then
rc=${KSFT_SKIP}
@@ -1450,6 +1459,15 @@ chk_join_nr()
fail_test "got $count JOIN[s] ack rx expected $ack_nr"
fi
+ count=$(mptcp_lib_get_counter ${ns1} "MPTcpExtMPJoinAckHMacFailure")
+ if [ -z "$count" ]; then
+ rc=${KSFT_SKIP}
+ elif [ "$count" != "0" ]; then
+ rc=${KSFT_FAIL}
+ print_check "ack HMAC"
+ fail_test "got $count JOIN[s] ack HMAC failure expected 0"
+ fi
+
print_results "join Rx" ${rc}
join_syn_tx="${join_syn_tx:-${syn_nr}}" \