From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM

---
 kernel/tools/testing/selftests/net/fib_rule_tests.sh |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/kernel/tools/testing/selftests/net/fib_rule_tests.sh b/kernel/tools/testing/selftests/net/fib_rule_tests.sh
index ba2d9fa..a93e6b6 100755
--- a/kernel/tools/testing/selftests/net/fib_rule_tests.sh
+++ b/kernel/tools/testing/selftests/net/fib_rule_tests.sh
@@ -187,8 +187,13 @@
 	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"

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