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Date: Mon, 26 Feb 2018 10:59:47 +0200
From: Ido Schimmel <idosch@...lanox.com>
To: netdev@...r.kernel.org, linux-kselftest@...r.kernel.org
Cc: davem@...emloft.net, shuah@...nel.org, jiri@...lanox.com,
dsahern@...il.com, roopa@...ulusnetworks.com,
nikolay@...ulusnetworks.com, f.fainelli@...il.com, andrew@...n.ch,
vivien.didelot@...oirfairelinux.com, mlxsw@...lanox.com,
Ido Schimmel <idosch@...lanox.com>
Subject: [PATCH net-next 13/14] selftests: forwarding: Introduce basic tc chains tests
From: Jiri Pirko <jiri@...lanox.com>
Tests chains matching and goto chain action.
Signed-off-by: Jiri Pirko <jiri@...lanox.com>
Signed-off-by: Ido Schimmel <idosch@...lanox.com>
---
.../testing/selftests/net/forwarding/tc_chains.sh | 122 +++++++++++++++++++++
1 file changed, 122 insertions(+)
create mode 100755 tools/testing/selftests/net/forwarding/tc_chains.sh
diff --git a/tools/testing/selftests/net/forwarding/tc_chains.sh b/tools/testing/selftests/net/forwarding/tc_chains.sh
new file mode 100755
index 000000000000..94c114ad8b44
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/tc_chains.sh
@@ -0,0 +1,122 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+NUM_NETIFS=2
+source lib.sh
+source tc_common.sh
+
+tcflags="skip_hw"
+
+h1_create()
+{
+ simple_if_init $h1 192.0.2.1/24
+}
+
+h1_destroy()
+{
+ simple_if_fini $h1 192.0.2.1/24
+}
+
+h2_create()
+{
+ simple_if_init $h2 192.0.2.2/24
+ tc qdisc add dev $h2 clsact
+}
+
+h2_destroy()
+{
+ tc qdisc del dev $h2 clsact
+ simple_if_fini $h2 192.0.2.2/24
+}
+
+unreachable_chain_test()
+{
+ RET=0
+
+ tc filter add dev $h2 ingress chain 1 protocol ip pref 1 handle 1101 \
+ flower $tcflags dst_mac $h2mac action drop
+
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
+ -t ip -q
+
+ tc_check_packets "dev $h2 ingress" 1101 1
+ check_fail $? "matched on filter in unreachable chain"
+
+ tc filter del dev $h2 ingress chain 1 protocol ip pref 1 handle 1101 \
+ flower
+
+ log_test "unreachable chain ($tcflags)"
+}
+
+gact_goto_chain_test()
+{
+ RET=0
+
+ tc filter add dev $h2 ingress chain 1 protocol ip pref 1 handle 1101 \
+ flower $tcflags dst_mac $h2mac action drop
+ tc filter add dev $h2 ingress protocol ip pref 2 handle 102 flower \
+ $tcflags dst_mac $h2mac action drop
+ tc filter add dev $h2 ingress protocol ip pref 1 handle 101 flower \
+ $tcflags dst_mac $h2mac action goto chain 1
+
+ $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
+ -t ip -q
+
+ tc_check_packets "dev $h2 ingress" 102 1
+ check_fail $? "Matched on a wrong filter"
+
+ tc_check_packets "dev $h2 ingress" 101 1
+ check_err $? "Did not match on correct filter with goto chain action"
+
+ tc_check_packets "dev $h2 ingress" 1101 1
+ check_err $? "Did not match on correct filter in chain 1"
+
+ tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower
+ tc filter del dev $h2 ingress protocol ip pref 2 handle 102 flower
+ tc filter del dev $h2 ingress chain 1 protocol ip pref 1 handle 1101 \
+ flower
+
+ log_test "gact goto chain ($tcflags)"
+}
+
+setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ h2=${NETIFS[p2]}
+ h1mac=$(mac_get $h1)
+ h2mac=$(mac_get $h2)
+
+ vrf_prepare
+
+ h1_create
+ h2_create
+}
+
+cleanup()
+{
+ pre_cleanup
+
+ h2_destroy
+ h1_destroy
+
+ vrf_cleanup
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+
+unreachable_chain_test
+gact_goto_chain_test
+
+tc_offload_check
+if [[ $? -ne 0 ]]; then
+ log_info "Could not test offloaded functionality"
+else
+ tcflags="skip_sw"
+ unreachable_chain_test
+ gact_goto_chain_test
+fi
+
+exit $EXIT_STATUS
--
2.14.3
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