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authorHangbin Liu <liuhangbin@gmail.com>2025-05-08 08:19:05 +0000
committerJakub Kicinski <kuba@kernel.org>2025-05-12 18:10:55 -0700
commitce17831f8e970cadaba88605b4b1b1a8b2b50808 (patch)
treea0caada85dda1717b77c47f15f20afa9fb251723
parentc14e1ecefd9e706262ac713fd27530e3344ef85c (diff)
selftests: net: disable rp_filter after namespace initialization
Some distributions enable rp_filter globally by default. To ensure consistent behavior across environments, we explicitly disable it in several test cases. This patch moves the rp_filter disabling logic to immediately after the network namespace is initialized. With this change, individual test cases with creating namespace via setup_ns no longer need to disable rp_filter again. This helps avoid redundancy and ensures test consistency. Signed-off-by: Hangbin Liu <liuhangbin@gmail.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/20250508081910.84216-2-liuhangbin@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--tools/testing/selftests/net/lib.sh2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/lib.sh b/tools/testing/selftests/net/lib.sh
index 7e1e56318625..7962da06f816 100644
--- a/tools/testing/selftests/net/lib.sh
+++ b/tools/testing/selftests/net/lib.sh
@@ -217,6 +217,8 @@ setup_ns()
return $ksft_skip
fi
ip -n "${!ns_name}" link set lo up
+ ip netns exec "${!ns_name}" sysctl -wq net.ipv4.conf.all.rp_filter=0
+ ip netns exec "${!ns_name}" sysctl -wq net.ipv4.conf.default.rp_filter=0
ns_list+=("${!ns_name}")
done
NS_LIST+=("${ns_list[@]}")