From 05e59e5fb0064c97a1c10921ecd549f2d4a58565 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 09 Oct 2024 06:14:40 +0000
Subject: [PATCH] add REDIRECT
---
kernel/tools/testing/selftests/net/forwarding/tc_actions.sh | 48 +++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 47 insertions(+), 1 deletions(-)
diff --git a/kernel/tools/testing/selftests/net/forwarding/tc_actions.sh b/kernel/tools/testing/selftests/net/forwarding/tc_actions.sh
index d9eca22..1e27031 100755
--- a/kernel/tools/testing/selftests/net/forwarding/tc_actions.sh
+++ b/kernel/tools/testing/selftests/net/forwarding/tc_actions.sh
@@ -3,7 +3,7 @@
ALL_TESTS="gact_drop_and_ok_test mirred_egress_redirect_test \
mirred_egress_mirror_test matchall_mirred_egress_mirror_test \
- gact_trap_test"
+ gact_trap_test mirred_egress_to_ingress_tcp_test"
NUM_NETIFS=4
source tc_common.sh
source lib.sh
@@ -153,6 +153,52 @@
log_test "trap ($tcflags)"
}
+mirred_egress_to_ingress_tcp_test()
+{
+ local tmpfile=$(mktemp) tmpfile1=$(mktemp)
+
+ RET=0
+ dd conv=sparse status=none if=/dev/zero bs=1M count=2 of=$tmpfile
+ tc filter add dev $h1 protocol ip pref 100 handle 100 egress flower \
+ $tcflags ip_proto tcp src_ip 192.0.2.1 dst_ip 192.0.2.2 \
+ action ct commit nat src addr 192.0.2.2 pipe \
+ action ct clear pipe \
+ action ct commit nat dst addr 192.0.2.1 pipe \
+ action ct clear pipe \
+ action skbedit ptype host pipe \
+ action mirred ingress redirect dev $h1
+ tc filter add dev $h1 protocol ip pref 101 handle 101 egress flower \
+ $tcflags ip_proto icmp \
+ action mirred ingress redirect dev $h1
+ tc filter add dev $h1 protocol ip pref 102 handle 102 ingress flower \
+ ip_proto icmp \
+ action drop
+
+ ip vrf exec v$h1 nc --recv-only -w10 -l -p 12345 -o $tmpfile1 &
+ local rpid=$!
+ ip vrf exec v$h1 nc -w1 --send-only 192.0.2.2 12345 <$tmpfile
+ wait -n $rpid
+ cmp -s $tmpfile $tmpfile1
+ check_err $? "server output check failed"
+
+ $MZ $h1 -c 10 -p 64 -a $h1mac -b $h1mac -A 192.0.2.1 -B 192.0.2.1 \
+ -t icmp "ping,id=42,seq=5" -q
+ tc_check_packets "dev $h1 egress" 101 10
+ check_err $? "didn't mirred redirect ICMP"
+ tc_check_packets "dev $h1 ingress" 102 10
+ check_err $? "didn't drop mirred ICMP"
+ local overlimits=$(tc_rule_stats_get ${h1} 101 egress .overlimits)
+ test ${overlimits} = 10
+ check_err $? "wrong overlimits, expected 10 got ${overlimits}"
+
+ tc filter del dev $h1 egress protocol ip pref 100 handle 100 flower
+ tc filter del dev $h1 egress protocol ip pref 101 handle 101 flower
+ tc filter del dev $h1 ingress protocol ip pref 102 handle 102 flower
+
+ rm -f $tmpfile $tmpfile1
+ log_test "mirred_egress_to_ingress_tcp ($tcflags)"
+}
+
setup_prepare()
{
h1=${NETIFS[p1]}
--
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