selftests: net: add tc flower cfm test
New cfm flower test case is added to the net forwarding selfttests. Example output: # ./tc_flower_cfm.sh p1 p2 TEST: CFM opcode match test [ OK ] TEST: CFM level match test [ OK ] TEST: CFM opcode and level match test [ OK ] Signed-off-by: Zahari Doychev <zdoychev@maxlinear.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Zahari Doychev
committed by
Jakub Kicinski
Jakub Kicinski
parent
7cfffd5fed
commit
1668a55a73
@@ -84,6 +84,7 @@ TEST_PROGS = bridge_igmp.sh \
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tc_flower_router.sh \
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tc_flower.sh \
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tc_flower_l2_miss.sh \
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tc_flower_cfm.sh \
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tc_mpls_l2vpn.sh \
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tc_police.sh \
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tc_shblocks.sh \
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+206
@@ -0,0 +1,206 @@
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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ALL_TESTS="match_cfm_opcode match_cfm_level match_cfm_level_and_opcode"
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NUM_NETIFS=2
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source tc_common.sh
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source lib.sh
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h1_create()
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{
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simple_if_init $h1
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}
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h1_destroy()
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{
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simple_if_fini $h1
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}
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h2_create()
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{
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simple_if_init $h2
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tc qdisc add dev $h2 clsact
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}
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h2_destroy()
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{
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tc qdisc del dev $h2 clsact
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simple_if_fini $h2
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}
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u8_to_hex()
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{
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local u8=$1; shift
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printf "%02x" $u8
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}
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generate_cfm_hdr()
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{
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local mdl=$1; shift
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local op=$1; shift
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local flags=$1; shift
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local tlv_offset=$1; shift
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local cfm_hdr=$(:
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)"$(u8_to_hex $((mdl << 5))):"$( : MD level and Version
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)"$(u8_to_hex $op):"$( : OpCode
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)"$(u8_to_hex $flags):"$( : Flags
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)"$(u8_to_hex $tlv_offset)"$( : TLV offset
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)
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echo $cfm_hdr
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}
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match_cfm_opcode()
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{
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local ethtype="89 02"; readonly ethtype
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RET=0
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tc filter add dev $h2 ingress protocol cfm pref 1 handle 101 \
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flower cfm op 47 action drop
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tc filter add dev $h2 ingress protocol cfm pref 1 handle 102 \
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flower cfm op 43 action drop
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pkt="$ethtype $(generate_cfm_hdr 7 47 0 32)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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pkt="$ethtype $(generate_cfm_hdr 6 5 0 4)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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tc_check_packets "dev $h2 ingress" 101 1
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check_err $? "Did not match on correct opcode"
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tc_check_packets "dev $h2 ingress" 102 0
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check_err $? "Matched on the wrong opcode"
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pkt="$ethtype $(generate_cfm_hdr 0 43 0 12)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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tc_check_packets "dev $h2 ingress" 101 1
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check_err $? "Matched on the wrong opcode"
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tc_check_packets "dev $h2 ingress" 102 1
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check_err $? "Did not match on correct opcode"
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tc filter del dev $h2 ingress protocol cfm pref 1 handle 101 flower
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tc filter del dev $h2 ingress protocol cfm pref 1 handle 102 flower
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log_test "CFM opcode match test"
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}
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match_cfm_level()
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{
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local ethtype="89 02"; readonly ethtype
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RET=0
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tc filter add dev $h2 ingress protocol cfm pref 1 handle 101 \
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flower cfm mdl 5 action drop
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tc filter add dev $h2 ingress protocol cfm pref 1 handle 102 \
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flower cfm mdl 3 action drop
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tc filter add dev $h2 ingress protocol cfm pref 1 handle 103 \
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flower cfm mdl 0 action drop
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pkt="$ethtype $(generate_cfm_hdr 5 42 0 12)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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pkt="$ethtype $(generate_cfm_hdr 6 1 0 70)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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pkt="$ethtype $(generate_cfm_hdr 0 1 0 70)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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tc_check_packets "dev $h2 ingress" 101 1
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check_err $? "Did not match on correct level"
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tc_check_packets "dev $h2 ingress" 102 0
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check_err $? "Matched on the wrong level"
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tc_check_packets "dev $h2 ingress" 103 1
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check_err $? "Did not match on correct level"
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pkt="$ethtype $(generate_cfm_hdr 3 0 0 4)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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tc_check_packets "dev $h2 ingress" 101 1
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check_err $? "Matched on the wrong level"
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tc_check_packets "dev $h2 ingress" 102 1
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check_err $? "Did not match on correct level"
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tc_check_packets "dev $h2 ingress" 103 1
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check_err $? "Matched on the wrong level"
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tc filter del dev $h2 ingress protocol cfm pref 1 handle 101 flower
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tc filter del dev $h2 ingress protocol cfm pref 1 handle 102 flower
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tc filter del dev $h2 ingress protocol cfm pref 1 handle 103 flower
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log_test "CFM level match test"
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}
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match_cfm_level_and_opcode()
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{
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local ethtype="89 02"; readonly ethtype
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RET=0
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tc filter add dev $h2 ingress protocol cfm pref 1 handle 101 \
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flower cfm mdl 5 op 41 action drop
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tc filter add dev $h2 ingress protocol cfm pref 1 handle 102 \
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flower cfm mdl 7 op 42 action drop
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pkt="$ethtype $(generate_cfm_hdr 5 41 0 4)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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pkt="$ethtype $(generate_cfm_hdr 7 3 0 4)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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pkt="$ethtype $(generate_cfm_hdr 3 42 0 12)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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tc_check_packets "dev $h2 ingress" 101 1
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check_err $? "Did not match on correct level and opcode"
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tc_check_packets "dev $h2 ingress" 102 0
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check_err $? "Matched on the wrong level and opcode"
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pkt="$ethtype $(generate_cfm_hdr 7 42 0 12)"
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$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac "$pkt" -q
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tc_check_packets "dev $h2 ingress" 101 1
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check_err $? "Matched on the wrong level and opcode"
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tc_check_packets "dev $h2 ingress" 102 1
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check_err $? "Did not match on correct level and opcode"
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tc filter del dev $h2 ingress protocol cfm pref 1 handle 101 flower
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tc filter del dev $h2 ingress protocol cfm pref 1 handle 102 flower
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log_test "CFM opcode and level match test"
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}
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setup_prepare()
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{
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h1=${NETIFS[p1]}
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h2=${NETIFS[p2]}
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h1mac=$(mac_get $h1)
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h2mac=$(mac_get $h2)
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vrf_prepare
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h1_create
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h2_create
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}
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cleanup()
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{
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pre_cleanup
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h2_destroy
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h1_destroy
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vrf_cleanup
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}
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trap cleanup EXIT
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setup_prepare
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setup_wait
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tests_run
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exit $EXIT_STATUS
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