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selftests: vxlan_mdb: Add MDB bulk deletion test
Add test cases to verify the behavior of the MDB bulk deletion functionality in the VXLAN driver. Signed-off-by: Ido Schimmel <[email protected]> Acked-by: Petr Machata <[email protected]> Acked-by: Nikolay Aleksandrov <[email protected]> Signed-off-by: David S. Miller <[email protected]>
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‎tools/testing/selftests/net/test_vxlan_mdb.sh‎

Lines changed: 199 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -79,6 +79,7 @@ CONTROL_PATH_TESTS="
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dump_ipv6_ipv4
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dump_ipv4_ipv6
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dump_ipv6_ipv6
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flush
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"
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DATA_PATH_TESTS="
@@ -968,6 +969,202 @@ dump_ipv6_ipv6()
968969
dump_common $ns1 $local_addr $remote_prefix $fn
969970
}
970971

972+
flush()
973+
{
974+
local num_entries
975+
976+
echo
977+
echo "Control path: Flush"
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echo "-------------------"
979+
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# Add entries with different attributes and check that they are all
981+
# flushed when the flush command is given with no parameters.
982+
983+
# Different source VNI.
984+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10010"
985+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.2 permanent dst 198.51.100.1 src_vni 10011"
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# Different routing protocol.
988+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.3 permanent proto bgp dst 198.51.100.1 src_vni 10010"
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.4 permanent proto zebra dst 198.51.100.1 src_vni 10010"
990+
991+
# Different destination IP.
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.5 permanent dst 198.51.100.1 src_vni 10010"
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.6 permanent dst 198.51.100.2 src_vni 10010"
994+
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# Different destination port.
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.7 permanent dst 198.51.100.1 dst_port 11111 src_vni 10010"
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.8 permanent dst 198.51.100.1 dst_port 22222 src_vni 10010"
998+
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# Different VNI.
1000+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.9 permanent dst 198.51.100.1 vni 10010 src_vni 10010"
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.10 permanent dst 198.51.100.1 vni 10020 src_vni 10010"
1002+
1003+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
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num_entries=$(bridge -n $ns1_v4 mdb show dev vx0 | wc -l)
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[[ $num_entries -eq 0 ]]
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log_test $? 0 "Flush all"
1007+
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# Check that entries are flushed when port is specified as the VXLAN
1009+
# device and that an error is returned when port is specified as a
1010+
# different net device.
1011+
1012+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10010"
1013+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.2 src_vni 10010"
1014+
1015+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 port vx0"
1016+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010"
1017+
log_test $? 254 "Flush by port"
1018+
1019+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 port veth0"
1020+
log_test $? 255 "Flush by wrong port"
1021+
1022+
# Check that when flushing by source VNI only entries programmed with
1023+
# the specified source VNI are flushed and the rest are not.
1024+
1025+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10010"
1026+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.2 src_vni 10010"
1027+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10011"
1028+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.2 src_vni 10011"
1029+
1030+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 src_vni 10010"
1031+
1032+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010"
1033+
log_test $? 254 "Flush by specified source VNI"
1034+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10011"
1035+
log_test $? 0 "Flush by unspecified source VNI"
1036+
1037+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
1038+
1039+
# Check that all entries are flushed when "permanent" is specified and
1040+
# that an error is returned when "nopermanent" is specified.
1041+
1042+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10010"
1043+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.2 src_vni 10010"
1044+
1045+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 permanent"
1046+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010"
1047+
log_test $? 254 "Flush by \"permanent\" state"
1048+
1049+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 nopermanent"
1050+
log_test $? 255 "Flush by \"nopermanent\" state"
1051+
1052+
# Check that when flushing by routing protocol only entries programmed
1053+
# with the specified routing protocol are flushed and the rest are not.
1054+
1055+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent proto bgp dst 198.51.100.1 src_vni 10010"
1056+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent proto zebra dst 198.51.100.2 src_vni 10010"
1057+
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run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 proto bgp"
1059+
1060+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep \"proto bgp\""
1061+
log_test $? 1 "Flush by specified routing protocol"
1062+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep \"proto zebra\""
1063+
log_test $? 0 "Flush by unspecified routing protocol"
1064+
1065+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
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1067+
# Check that when flushing by destination IP only entries programmed
1068+
# with the specified destination IP are flushed and the rest are not.
1069+
1070+
# IPv4.
1071+
1072+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10010"
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.2 src_vni 10010"
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1075+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 dst 198.51.100.2"
1076+
1077+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 198.51.100.2"
1078+
log_test $? 1 "Flush by specified destination IP - IPv4"
1079+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 198.51.100.1"
1080+
log_test $? 0 "Flush by unspecified destination IP - IPv4"
1081+
1082+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
1083+
1084+
# IPv6.
1085+
1086+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 2001:db8:1000::1 src_vni 10010"
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run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 2001:db8:1000::2 src_vni 10010"
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run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 dst 2001:db8:1000::2"
1090+
1091+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 2001:db8:1000::2"
1092+
log_test $? 1 "Flush by specified destination IP - IPv6"
1093+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 2001:db8:1000::1"
1094+
log_test $? 0 "Flush by unspecified destination IP - IPv6"
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1096+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
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# Check that when flushing by UDP destination port only entries
1099+
# programmed with the specified port are flushed and the rest are not.
1100+
1101+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst_port 11111 dst 198.51.100.1 src_vni 10010"
1102+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst_port 22222 dst 198.51.100.2 src_vni 10010"
1103+
1104+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 dst_port 11111"
1105+
1106+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep \"dst_port 11111\""
1107+
log_test $? 1 "Flush by specified UDP destination port"
1108+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep \"dst_port 22222\""
1109+
log_test $? 0 "Flush by unspecified UDP destination port"
1110+
1111+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
1112+
1113+
# When not specifying a UDP destination port for an entry, traffic is
1114+
# encapsulated with the device's UDP destination port. Check that when
1115+
# flushing by the device's UDP destination port only entries programmed
1116+
# with this port are flushed and the rest are not.
1117+
1118+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10010"
1119+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst_port 22222 dst 198.51.100.2 src_vni 10010"
1120+
1121+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 dst_port 4789"
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1123+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 198.51.100.1"
1124+
log_test $? 1 "Flush by device's UDP destination port"
1125+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 198.51.100.2"
1126+
log_test $? 0 "Flush by unspecified UDP destination port"
1127+
1128+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
1129+
1130+
# Check that when flushing by destination VNI only entries programmed
1131+
# with the specified destination VNI are flushed and the rest are not.
1132+
1133+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent vni 20010 dst 198.51.100.1 src_vni 10010"
1134+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent vni 20011 dst 198.51.100.2 src_vni 10010"
1135+
1136+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 vni 20010"
1137+
1138+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep \" vni 20010\""
1139+
log_test $? 1 "Flush by specified destination VNI"
1140+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep \" vni 20011\""
1141+
log_test $? 0 "Flush by unspecified destination VNI"
1142+
1143+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
1144+
1145+
# When not specifying a destination VNI for an entry, traffic is
1146+
# encapsulated with the source VNI. Check that when flushing by a
1147+
# destination VNI that is equal to the source VNI only such entries are
1148+
# flushed and the rest are not.
1149+
1150+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent dst 198.51.100.1 src_vni 10010"
1151+
run_cmd "bridge -n $ns1_v4 mdb add dev vx0 port vx0 grp 239.1.1.1 permanent vni 20010 dst 198.51.100.2 src_vni 10010"
1152+
1153+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 vni 10010"
1154+
1155+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 198.51.100.1"
1156+
log_test $? 1 "Flush by destination VNI equal to source VNI"
1157+
run_cmd "bridge -n $ns1_v4 -d -s mdb get dev vx0 grp 239.1.1.1 src_vni 10010 | grep 198.51.100.2"
1158+
log_test $? 0 "Flush by unspecified destination VNI"
1159+
1160+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0"
1161+
1162+
# Test that an error is returned when trying to flush using VLAN ID.
1163+
1164+
run_cmd "bridge -n $ns1_v4 mdb flush dev vx0 vid 10"
1165+
log_test $? 255 "Flush by VLAN ID"
1166+
}
1167+
9711168
################################################################################
9721169
# Tests - Data path
9731170

@@ -2292,9 +2489,9 @@ if [ ! -x "$(command -v jq)" ]; then
22922489
exit $ksft_skip
22932490
fi
22942491

2295-
bridge mdb help 2>&1 | grep -q "get"
2492+
bridge mdb help 2>&1 | grep -q "flush"
22962493
if [ $? -ne 0 ]; then
2297-
echo "SKIP: iproute2 bridge too old, missing VXLAN MDB get support"
2494+
echo "SKIP: iproute2 bridge too old, missing VXLAN MDB flush support"
22982495
exit $ksft_skip
22992496
fi
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