netdev - [PATCH net-next 1/2] selftests: forwarding: pedit

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Message-Id: <20200422164830.19339-2-petrm@mellanox.com>
Date:   Wed, 22 Apr 2020 19:48:29 +0300
From:   Petr Machata <petrm@...lanox.com>
To:     netdev@...r.kernel.org
Cc:     Petr Machata <petrm@...lanox.com>, davem@...emloft.net,
        kuba@...nel.org, Roman Mashak <mrv@...atatu.com>
Subject: [PATCH net-next 1/2] selftests: forwarding: pedit_dsfield: Add pedit munge ip6 dsfield

Extend the pedit_dsfield forwarding selftest with coverage of "pedit ex
munge ip6 dsfield set".

Signed-off-by: Petr Machata <petrm@...lanox.com>
---
 .../selftests/net/forwarding/pedit_dsfield.sh | 66 +++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/tools/testing/selftests/net/forwarding/pedit_dsfield.sh b/tools/testing/selftests/net/forwarding/pedit_dsfield.sh
index b50081855913..1181d647f6a7 100755
--- a/tools/testing/selftests/net/forwarding/pedit_dsfield.sh
+++ b/tools/testing/selftests/net/forwarding/pedit_dsfield.sh
@@ -20,10 +20,14 @@
 
 ALL_TESTS="
 	ping_ipv4
+	ping_ipv6
 	test_ip_dsfield
 	test_ip_dscp
 	test_ip_ecn
 	test_ip_dscp_ecn
+	test_ip6_dsfield
+	test_ip6_dscp
+	test_ip6_ecn
 "
 
 NUM_NETIFS=4
@@ -107,6 +111,11 @@ ping_ipv4()
 	ping_test $h1 192.0.2.2
 }
 
+ping_ipv6()
+{
+	ping6_test $h1 2001:db8:1::2
+}
+
 do_test_pedit_dsfield_common()
 {
 	local pedit_locus=$1; shift
@@ -228,6 +237,63 @@ test_ip_dscp_ecn()
 	do_test_ip_dscp_ecn "dev $swp2 egress"
 }
 
+do_test_ip6_dsfield()
+{
+	local locus=$1; shift
+	local dsfield
+
+	for dsfield in 0 1 2 3 128 252 253 254 255; do
+		do_test_pedit_dsfield "$locus"				\
+				  "ip6 traffic_class set $dsfield"	\
+				  ipv6 "ip_tos $dsfield"		\
+				  "-6 -A 2001:db8:1::1 -B 2001:db8:1::2"
+	done
+}
+
+test_ip6_dsfield()
+{
+	do_test_ip6_dsfield "dev $swp1 ingress"
+	do_test_ip6_dsfield "dev $swp2 egress"
+}
+
+do_test_ip6_dscp()
+{
+	local locus=$1; shift
+	local dscp
+
+	for dscp in 0 1 2 3 32 61 62 63; do
+		do_test_pedit_dsfield "$locus"				       \
+			    "ip6 traffic_class set $((dscp << 2)) retain 0xfc" \
+			    ipv6 "ip_tos $(((dscp << 2) | 1))"		       \
+			    "-6 -A 2001:db8:1::1 -B 2001:db8:1::2"
+	done
+}
+
+test_ip6_dscp()
+{
+	do_test_ip6_dscp "dev $swp1 ingress"
+	do_test_ip6_dscp "dev $swp2 egress"
+}
+
+do_test_ip6_ecn()
+{
+	local locus=$1; shift
+	local ecn
+
+	for ecn in 0 1 2 3; do
+		do_test_pedit_dsfield "$locus"				\
+				"ip6 traffic_class set $ecn retain 0x3"	\
+				ipv6 "ip_tos $((124 | $ecn))"		\
+				"-6 -A 2001:db8:1::1 -B 2001:db8:1::2"
+	done
+}
+
+test_ip6_ecn()
+{
+	do_test_ip6_ecn "dev $swp1 ingress"
+	do_test_ip6_ecn "dev $swp2 egress"
+}
+
 trap cleanup EXIT
 
 setup_prepare
-- 
2.20.1