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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 | #!/bin/bash # SPDX-License-Identifier: GPL-2.0 NUM_NETIFS=4 source tc_common.sh source lib.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 } switch_create() { simple_if_init $swp1 192.0.2.2/24 tc qdisc add dev $swp1 clsact simple_if_init $swp2 192.0.2.1/24 } switch_destroy() { simple_if_fini $swp2 192.0.2.1/24 tc qdisc del dev $swp1 clsact simple_if_fini $swp1 192.0.2.2/24 } mirred_egress_test() { local action=$1 RET=0 tc filter add dev $h2 ingress protocol ip pref 1 handle 101 flower \ $tcflags dst_ip 192.0.2.2 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" 101 1 check_fail $? "Matched without redirect rule inserted" tc filter add dev $swp1 ingress protocol ip pref 1 handle 101 flower \ $tcflags dst_ip 192.0.2.2 action mirred egress $action \ dev $swp2 $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" 101 1 check_err $? "Did not match incoming $action packet" tc filter del dev $swp1 ingress protocol ip pref 1 handle 101 flower tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower log_test "mirred egress $action ($tcflags)" } gact_drop_and_ok_test() { RET=0 tc filter add dev $swp1 ingress protocol ip pref 2 handle 102 flower \ $tcflags dst_ip 192.0.2.2 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 $swp1 ingress" 102 1 check_err $? "Packet was not dropped" tc filter add dev $swp1 ingress protocol ip pref 1 handle 101 flower \ $tcflags dst_ip 192.0.2.2 action ok $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 $swp1 ingress" 101 1 check_err $? "Did not see passed packet" tc_check_packets "dev $swp1 ingress" 102 2 check_fail $? "Packet was dropped and it should not reach here" tc filter del dev $swp1 ingress protocol ip pref 2 handle 102 flower tc filter del dev $swp1 ingress protocol ip pref 1 handle 101 flower log_test "gact drop and ok ($tcflags)" } gact_trap_test() { RET=0 tc filter add dev $swp1 ingress protocol ip pref 1 handle 101 flower \ skip_hw dst_ip 192.0.2.2 action drop tc filter add dev $swp1 ingress protocol ip pref 3 handle 103 flower \ $tcflags dst_ip 192.0.2.2 action mirred egress redirect \ dev $swp2 $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 $swp1 ingress" 101 1 check_fail $? "Saw packet without trap rule inserted" tc filter add dev $swp1 ingress protocol ip pref 2 handle 102 flower \ $tcflags dst_ip 192.0.2.2 action trap $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 $swp1 ingress" 102 1 check_err $? "Packet was not trapped" tc_check_packets "dev $swp1 ingress" 101 1 check_err $? "Did not see trapped packet" tc filter del dev $swp1 ingress protocol ip pref 3 handle 103 flower tc filter del dev $swp1 ingress protocol ip pref 2 handle 102 flower tc filter del dev $swp1 ingress protocol ip pref 1 handle 101 flower log_test "trap ($tcflags)" } setup_prepare() { h1=${NETIFS[p1]} swp1=${NETIFS[p2]} swp2=${NETIFS[p3]} h2=${NETIFS[p4]} h1mac=$(mac_get $h1) h2mac=$(mac_get $h2) swp1origmac=$(mac_get $swp1) swp2origmac=$(mac_get $swp2) ip link set $swp1 address $h2mac ip link set $swp2 address $h1mac vrf_prepare h1_create h2_create switch_create } cleanup() { pre_cleanup switch_destroy h2_destroy h1_destroy vrf_cleanup ip link set $swp2 address $swp2origmac ip link set $swp1 address $swp1origmac } trap cleanup EXIT setup_prepare setup_wait gact_drop_and_ok_test mirred_egress_test "redirect" mirred_egress_test "mirror" tc_offload_check if [[ $? -ne 0 ]]; then log_info "Could not test offloaded functionality" else tcflags="skip_sw" gact_drop_and_ok_test mirred_egress_test "redirect" mirred_egress_test "mirror" gact_trap_test fi exit $EXIT_STATUS |