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selftests: mptcp: turn rp_filter off on each NIC

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To turn rp_filter off we should:

  echo 0 > /proc/sys/net/ipv4/conf/default/rp_filter

and

  echo 0 > /proc/sys/net/ipv4/conf/all/rp_filter

before NIC created.

Co-developed-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Yonglong Li <liyonglong@chinatelecom.cn>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yonglong Li 2021-06-22 12:25:22 -07:00 committed by David S. Miller
parent 0cddb4a6f4
commit d8e336f77e
1 changed files with 2 additions and 1 deletions
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3
tools/testing/selftests/net/mptcp/simult_flows.sh
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@ -60,6 +60,8 @@ setup()
for i in "$ns1" "$ns2" "$ns3";do
ip netns add $i || exit $ksft_skip
ip -net $i link set lo up
ip netns exec $i sysctl -q net.ipv4.conf.all.rp_filter=0
ip netns exec $i sysctl -q net.ipv4.conf.default.rp_filter=0
done
ip link add ns1eth1 netns "$ns1" type veth peer name ns2eth1 netns "$ns2"
@ -80,7 +82,6 @@ setup()
ip netns exec "$ns1" ./pm_nl_ctl limits 1 1
ip netns exec "$ns1" ./pm_nl_ctl add 10.0.2.1 dev ns1eth2 flags subflow
ip netns exec "$ns1" sysctl -q net.ipv4.conf.all.rp_filter=0
ip -net "$ns2" addr add 10.0.1.2/24 dev ns2eth1
ip -net "$ns2" addr add dead:beef:1::2/64 dev ns2eth1 nodad