300 lines
6.1 KiB
Bash
300 lines
6.1 KiB
Bash
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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ALL_TESTS="standalone bridge"
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NUM_NETIFS=2
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PING_COUNT=1
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REQUIRE_MTOOLS=yes
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REQUIRE_MZ=no
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source lib.sh
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H1_IPV4="192.0.2.1"
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H2_IPV4="192.0.2.2"
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H1_IPV6="2001:db8:1::1"
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H2_IPV6="2001:db8:1::2"
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BRIDGE_ADDR="00:00:de:ad:be:ee"
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MACVLAN_ADDR="00:00:de:ad:be:ef"
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UNKNOWN_UC_ADDR1="de:ad:be:ef:ee:03"
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UNKNOWN_UC_ADDR2="de:ad:be:ef:ee:04"
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UNKNOWN_UC_ADDR3="de:ad:be:ef:ee:05"
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JOINED_IPV4_MC_ADDR="225.1.2.3"
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UNKNOWN_IPV4_MC_ADDR1="225.1.2.4"
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UNKNOWN_IPV4_MC_ADDR2="225.1.2.5"
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UNKNOWN_IPV4_MC_ADDR3="225.1.2.6"
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JOINED_IPV6_MC_ADDR="ff2e::0102:0304"
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UNKNOWN_IPV6_MC_ADDR1="ff2e::0102:0305"
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UNKNOWN_IPV6_MC_ADDR2="ff2e::0102:0306"
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UNKNOWN_IPV6_MC_ADDR3="ff2e::0102:0307"
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JOINED_MACV4_MC_ADDR="01:00:5e:01:02:03"
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UNKNOWN_MACV4_MC_ADDR1="01:00:5e:01:02:04"
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UNKNOWN_MACV4_MC_ADDR2="01:00:5e:01:02:05"
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UNKNOWN_MACV4_MC_ADDR3="01:00:5e:01:02:06"
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JOINED_MACV6_MC_ADDR="33:33:01:02:03:04"
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UNKNOWN_MACV6_MC_ADDR1="33:33:01:02:03:05"
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UNKNOWN_MACV6_MC_ADDR2="33:33:01:02:03:06"
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UNKNOWN_MACV6_MC_ADDR3="33:33:01:02:03:07"
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NON_IP_MC="01:02:03:04:05:06"
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NON_IP_PKT="00:04 48:45:4c:4f"
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BC="ff:ff:ff:ff:ff:ff"
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# Disable promisc to ensure we don't receive unknown MAC DA packets
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export TCPDUMP_EXTRA_FLAGS="-pl"
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h1=${NETIFS[p1]}
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h2=${NETIFS[p2]}
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send_non_ip()
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{
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local if_name=$1
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local smac=$2
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local dmac=$3
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$MZ -q $if_name "$dmac $smac $NON_IP_PKT"
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}
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send_uc_ipv4()
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{
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local if_name=$1
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local dmac=$2
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ip neigh add $H2_IPV4 lladdr $dmac dev $if_name
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ping_do $if_name $H2_IPV4
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ip neigh del $H2_IPV4 dev $if_name
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}
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check_rcv()
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{
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local if_name=$1
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local type=$2
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local pattern=$3
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local should_receive=$4
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local should_fail=
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[ $should_receive = true ] && should_fail=0 || should_fail=1
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RET=0
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tcpdump_show $if_name | grep -q "$pattern"
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check_err_fail "$should_fail" "$?" "reception"
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log_test "$if_name: $type"
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}
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mc_route_prepare()
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{
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local if_name=$1
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local vrf_name=$(master_name_get $if_name)
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ip route add 225.100.1.0/24 dev $if_name vrf $vrf_name
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ip -6 route add ff2e::/64 dev $if_name vrf $vrf_name
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}
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mc_route_destroy()
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{
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local if_name=$1
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local vrf_name=$(master_name_get $if_name)
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ip route del 225.100.1.0/24 dev $if_name vrf $vrf_name
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ip -6 route del ff2e::/64 dev $if_name vrf $vrf_name
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}
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run_test()
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{
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local rcv_if_name=$1
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local smac=$(mac_get $h1)
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local rcv_dmac=$(mac_get $rcv_if_name)
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tcpdump_start $rcv_if_name
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mc_route_prepare $h1
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mc_route_prepare $rcv_if_name
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send_uc_ipv4 $h1 $rcv_dmac
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send_uc_ipv4 $h1 $MACVLAN_ADDR
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send_uc_ipv4 $h1 $UNKNOWN_UC_ADDR1
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ip link set dev $rcv_if_name promisc on
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send_uc_ipv4 $h1 $UNKNOWN_UC_ADDR2
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mc_send $h1 $UNKNOWN_IPV4_MC_ADDR2
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mc_send $h1 $UNKNOWN_IPV6_MC_ADDR2
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ip link set dev $rcv_if_name promisc off
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mc_join $rcv_if_name $JOINED_IPV4_MC_ADDR
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mc_send $h1 $JOINED_IPV4_MC_ADDR
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mc_leave
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mc_join $rcv_if_name $JOINED_IPV6_MC_ADDR
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mc_send $h1 $JOINED_IPV6_MC_ADDR
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mc_leave
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mc_send $h1 $UNKNOWN_IPV4_MC_ADDR1
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mc_send $h1 $UNKNOWN_IPV6_MC_ADDR1
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ip link set dev $rcv_if_name allmulticast on
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send_uc_ipv4 $h1 $UNKNOWN_UC_ADDR3
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mc_send $h1 $UNKNOWN_IPV4_MC_ADDR3
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mc_send $h1 $UNKNOWN_IPV6_MC_ADDR3
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ip link set dev $rcv_if_name allmulticast off
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mc_route_destroy $rcv_if_name
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mc_route_destroy $h1
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sleep 1
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tcpdump_stop $rcv_if_name
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check_rcv $rcv_if_name "Unicast IPv4 to primary MAC address" \
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"$smac > $rcv_dmac, ethertype IPv4 (0x0800)" \
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true
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check_rcv $rcv_if_name "Unicast IPv4 to macvlan MAC address" \
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"$smac > $MACVLAN_ADDR, ethertype IPv4 (0x0800)" \
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true
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check_rcv $rcv_if_name "Unicast IPv4 to unknown MAC address" \
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"$smac > $UNKNOWN_UC_ADDR1, ethertype IPv4 (0x0800)" \
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false
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check_rcv $rcv_if_name "Unicast IPv4 to unknown MAC address, promisc" \
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"$smac > $UNKNOWN_UC_ADDR2, ethertype IPv4 (0x0800)" \
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true
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check_rcv $rcv_if_name "Unicast IPv4 to unknown MAC address, allmulti" \
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"$smac > $UNKNOWN_UC_ADDR3, ethertype IPv4 (0x0800)" \
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false
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check_rcv $rcv_if_name "Multicast IPv4 to joined group" \
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"$smac > $JOINED_MACV4_MC_ADDR, ethertype IPv4 (0x0800)" \
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true
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check_rcv $rcv_if_name "Multicast IPv4 to unknown group" \
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"$smac > $UNKNOWN_MACV4_MC_ADDR1, ethertype IPv4 (0x0800)" \
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false
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check_rcv $rcv_if_name "Multicast IPv4 to unknown group, promisc" \
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"$smac > $UNKNOWN_MACV4_MC_ADDR2, ethertype IPv4 (0x0800)" \
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true
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check_rcv $rcv_if_name "Multicast IPv4 to unknown group, allmulti" \
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"$smac > $UNKNOWN_MACV4_MC_ADDR3, ethertype IPv4 (0x0800)" \
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true
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check_rcv $rcv_if_name "Multicast IPv6 to joined group" \
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"$smac > $JOINED_MACV6_MC_ADDR, ethertype IPv6 (0x86dd)" \
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true
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check_rcv $rcv_if_name "Multicast IPv6 to unknown group" \
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"$smac > $UNKNOWN_MACV6_MC_ADDR1, ethertype IPv6 (0x86dd)" \
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false
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check_rcv $rcv_if_name "Multicast IPv6 to unknown group, promisc" \
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"$smac > $UNKNOWN_MACV6_MC_ADDR2, ethertype IPv6 (0x86dd)" \
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true
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check_rcv $rcv_if_name "Multicast IPv6 to unknown group, allmulti" \
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"$smac > $UNKNOWN_MACV6_MC_ADDR3, ethertype IPv6 (0x86dd)" \
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true
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tcpdump_cleanup $rcv_if_name
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}
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h1_create()
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{
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simple_if_init $h1 $H1_IPV4/24 $H1_IPV6/64
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}
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h1_destroy()
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{
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simple_if_fini $h1 $H1_IPV4/24 $H1_IPV6/64
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}
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h2_create()
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{
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simple_if_init $h2 $H2_IPV4/24 $H2_IPV6/64
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}
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h2_destroy()
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{
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simple_if_fini $h2 $H2_IPV4/24 $H2_IPV6/64
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}
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bridge_create()
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{
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ip link add br0 type bridge
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ip link set br0 address $BRIDGE_ADDR
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ip link set br0 up
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ip link set $h2 master br0
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ip link set $h2 up
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simple_if_init br0 $H2_IPV4/24 $H2_IPV6/64
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}
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bridge_destroy()
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{
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simple_if_fini br0 $H2_IPV4/24 $H2_IPV6/64
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ip link del br0
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}
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standalone()
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{
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h1_create
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h2_create
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ip link add link $h2 name macvlan0 type macvlan mode private
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ip link set macvlan0 address $MACVLAN_ADDR
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ip link set macvlan0 up
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run_test $h2
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ip link del macvlan0
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h2_destroy
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h1_destroy
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}
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bridge()
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{
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h1_create
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bridge_create
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ip link add link br0 name macvlan0 type macvlan mode private
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ip link set macvlan0 address $MACVLAN_ADDR
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ip link set macvlan0 up
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run_test br0
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ip link del macvlan0
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bridge_destroy
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h1_destroy
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}
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cleanup()
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{
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pre_cleanup
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vrf_cleanup
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}
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setup_prepare()
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{
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vrf_prepare
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# setup_wait() needs this
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ip link set $h1 up
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ip link set $h2 up
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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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