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selftests: fib_rule_tests: enable forwarding before ipv4 from/iif test 

As all the testing addresses are in the same subnet and egress device ==
ingress device. We need enable forwarding to get the route entry.

Also disable rp_filer separately as some distributions enable it in
startup scripts.

Fixes: 65b2b4939a ("selftests: net: initial fib rule tests")
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hangbin Liu 2019-05-20 12:36:55 +08:00 committed by David S. Miller
parent fc82d93e57
commit d1abf38860
1 changed files with 5 additions and 0 deletions
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5
tools/testing/selftests/net/fib_rule_tests.sh
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@ -186,8 +186,13 @@ fib_rule4_test()
match="oif $DEV"
fib_rule4_test_match_n_redirect "$match" "$match" "oif redirect to table"
# need enable forwarding and disable rp_filter temporarily as all the
# addresses are in the same subnet and egress device == ingress device.
ip netns exec testns sysctl -w net.ipv4.ip_forward=1
ip netns exec testns sysctl -w net.ipv4.conf.$DEV.rp_filter=0
match="from $SRC_IP iif $DEV"
fib_rule4_test_match_n_redirect "$match" "$match" "iif redirect to table"
ip netns exec testns sysctl -w net.ipv4.ip_forward=0
match="tos 0x10"
fib_rule4_test_match_n_redirect "$match" "$match" "tos redirect to table"