265 lines · bash
1#!/bin/bash2# SPDX-License-Identifier: GPL-2.03 4ALL_TESTS="standalone two_bridges one_bridge_two_pvids"5NUM_NETIFS=46 7source lib.sh8 9h1=${NETIFS[p1]}10h2=${NETIFS[p3]}11swp1=${NETIFS[p2]}12swp2=${NETIFS[p4]}13 14H1_IPV4="192.0.2.1"15H2_IPV4="192.0.2.2"16H1_IPV6="2001:db8:1::1"17H2_IPV6="2001:db8:1::2"18 19IPV4_ALLNODES="224.0.0.1"20IPV6_ALLNODES="ff02::1"21MACV4_ALLNODES="01:00:5e:00:00:01"22MACV6_ALLNODES="33:33:00:00:00:01"23NON_IP_MC="01:02:03:04:05:06"24NON_IP_PKT="00:04 48:45:4c:4f"25BC="ff:ff:ff:ff:ff:ff"26 27# The full 4K VLAN space is too much to check, so strategically pick some28# values which should provide reasonable coverage29vids=(0 1 2 5 10 20 50 100 200 500 1000 1000 2000 4000 4094)30 31send_non_ip()32{33 local if_name=$134 local smac=$235 local dmac=$336 37 $MZ -q $if_name "$dmac $smac $NON_IP_PKT"38}39 40send_uc_ipv4()41{42 local if_name=$143 local dmac=$244 45 ip neigh add $H2_IPV4 lladdr $dmac dev $if_name46 ping_do $if_name $H2_IPV447 ip neigh del $H2_IPV4 dev $if_name48}49 50send_mc_ipv4()51{52 local if_name=$153 54 ping_do $if_name $IPV4_ALLNODES "-I $if_name"55}56 57send_uc_ipv6()58{59 local if_name=$160 local dmac=$261 62 ip -6 neigh add $H2_IPV6 lladdr $dmac dev $if_name63 ping6_do $if_name $H2_IPV664 ip -6 neigh del $H2_IPV6 dev $if_name65}66 67send_mc_ipv6()68{69 local if_name=$170 71 ping6_do $if_name $IPV6_ALLNODES%$if_name72}73 74check_rcv()75{76 local if_name=$177 local type=$278 local pattern=$379 local should_fail=180 81 RET=082 83 tcpdump_show $if_name | grep -q "$pattern"84 85 check_err_fail "$should_fail" "$?" "reception"86 87 log_test "$type"88}89 90run_test()91{92 local test_name="$1"93 local smac=$(mac_get $h1)94 local dmac=$(mac_get $h2)95 local h1_ipv6_lladdr=$(ipv6_lladdr_get $h1)96 local vid=97 98 echo "$test_name: Sending packets"99 100 tcpdump_start $h2101 102 send_non_ip $h1 $smac $dmac103 send_non_ip $h1 $smac $NON_IP_MC104 send_non_ip $h1 $smac $BC105 send_uc_ipv4 $h1 $dmac106 send_mc_ipv4 $h1107 send_uc_ipv6 $h1 $dmac108 send_mc_ipv6 $h1109 110 for vid in "${vids[@]}"; do111 vlan_create $h1 $vid112 simple_if_init $h1.$vid $H1_IPV4/24 $H1_IPV6/64113 114 send_non_ip $h1.$vid $smac $dmac115 send_non_ip $h1.$vid $smac $NON_IP_MC116 send_non_ip $h1.$vid $smac $BC117 send_uc_ipv4 $h1.$vid $dmac118 send_mc_ipv4 $h1.$vid119 send_uc_ipv6 $h1.$vid $dmac120 send_mc_ipv6 $h1.$vid121 122 simple_if_fini $h1.$vid $H1_IPV4/24 $H1_IPV6/64123 vlan_destroy $h1 $vid124 done125 126 sleep 1127 128 echo "$test_name: Checking which packets were received"129 130 tcpdump_stop $h2131 132 check_rcv $h2 "$test_name: Unicast non-IP untagged" \133 "$smac > $dmac, 802.3, length 4:"134 135 check_rcv $h2 "$test_name: Multicast non-IP untagged" \136 "$smac > $NON_IP_MC, 802.3, length 4:"137 138 check_rcv $h2 "$test_name: Broadcast non-IP untagged" \139 "$smac > $BC, 802.3, length 4:"140 141 check_rcv $h2 "$test_name: Unicast IPv4 untagged" \142 "$smac > $dmac, ethertype IPv4 (0x0800)"143 144 check_rcv $h2 "$test_name: Multicast IPv4 untagged" \145 "$smac > $MACV4_ALLNODES, ethertype IPv4 (0x0800).*: $H1_IPV4 > $IPV4_ALLNODES"146 147 check_rcv $h2 "$test_name: Unicast IPv6 untagged" \148 "$smac > $dmac, ethertype IPv6 (0x86dd).*8: $H1_IPV6 > $H2_IPV6"149 150 check_rcv $h2 "$test_name: Multicast IPv6 untagged" \151 "$smac > $MACV6_ALLNODES, ethertype IPv6 (0x86dd).*: $h1_ipv6_lladdr > $IPV6_ALLNODES"152 153 for vid in "${vids[@]}"; do154 check_rcv $h2 "$test_name: Unicast non-IP VID $vid" \155 "$smac > $dmac, ethertype 802.1Q (0x8100).*vlan $vid,.*length 4"156 157 check_rcv $h2 "$test_name: Multicast non-IP VID $vid" \158 "$smac > $NON_IP_MC, ethertype 802.1Q (0x8100).*vlan $vid,.*length 4"159 160 check_rcv $h2 "$test_name: Broadcast non-IP VID $vid" \161 "$smac > $BC, ethertype 802.1Q (0x8100).*vlan $vid,.*length 4"162 163 check_rcv $h2 "$test_name: Unicast IPv4 VID $vid" \164 "$smac > $dmac, ethertype 802.1Q (0x8100).*vlan $vid,.*ethertype IPv4 (0x0800), $H1_IPV4 > $H2_IPV4"165 166 check_rcv $h2 "$test_name: Multicast IPv4 VID $vid" \167 "$smac > $MACV4_ALLNODES, ethertype 802.1Q (0x8100).*vlan $vid,.*ethertype IPv4 (0x0800), $H1_IPV4 > $IPV4_ALLNODES"168 169 check_rcv $h2 "$test_name: Unicast IPv6 VID $vid" \170 "$smac > $dmac, ethertype 802.1Q (0x8100).*vlan $vid,.*ethertype IPv6 (0x86dd), $H1_IPV6 > $H2_IPV6"171 172 check_rcv $h2 "$test_name: Multicast IPv6 VID $vid" \173 "$smac > $MACV6_ALLNODES, ethertype 802.1Q (0x8100).*vlan $vid,.*ethertype IPv6 (0x86dd), $h1_ipv6_lladdr > $IPV6_ALLNODES"174 done175 176 tcpdump_cleanup $h2177}178 179standalone()180{181 run_test "Standalone switch ports"182}183 184two_bridges()185{186 ip link add br0 type bridge && ip link set br0 up187 ip link add br1 type bridge && ip link set br1 up188 ip link set $swp1 master br0189 ip link set $swp2 master br1190 191 run_test "Switch ports in different bridges"192 193 ip link del br1194 ip link del br0195}196 197one_bridge_two_pvids()198{199 ip link add br0 type bridge vlan_filtering 1 vlan_default_pvid 0200 ip link set br0 up201 ip link set $swp1 master br0202 ip link set $swp2 master br0203 204 bridge vlan add dev $swp1 vid 1 pvid untagged205 bridge vlan add dev $swp2 vid 2 pvid untagged206 207 run_test "Switch ports in VLAN-aware bridge with different PVIDs"208 209 ip link del br0210}211 212h1_create()213{214 simple_if_init $h1 $H1_IPV4/24 $H1_IPV6/64215}216 217h1_destroy()218{219 simple_if_fini $h1 $H1_IPV4/24 $H1_IPV6/64220}221 222h2_create()223{224 simple_if_init $h2 $H2_IPV4/24 $H2_IPV6/64225}226 227h2_destroy()228{229 simple_if_fini $h2 $H2_IPV4/24 $H2_IPV6/64230}231 232cleanup()233{234 pre_cleanup235 236 ip link set dev $swp2 down237 ip link set dev $swp1 down238 239 h2_destroy240 h1_destroy241 242 vrf_cleanup243}244 245setup_prepare()246{247 vrf_prepare248 249 h1_create250 h2_create251 # we call simple_if_init from the test itself, but setup_wait expects252 # that we call it from here, and waits until the interfaces are up253 ip link set dev $swp1 up254 ip link set dev $swp2 up255}256 257trap cleanup EXIT258 259setup_prepare260setup_wait261 262tests_run263 264exit $EXIT_STATUS265