tools/testing/selftests/net/forwarding/bridge_mdb_host.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3 #
   4 # Verify that adding host mdb entries work as intended for all types of
   5 # multicast filters: ipv4, ipv6, and mac
   6
   7 ALL_TESTS="mdb_add_del_test"
   8 NUM_NETIFS=2
   9
  10 TEST_GROUP_IP4="225.1.2.3"
  11 TEST_GROUP_IP6="ff02::42"
  12 TEST_GROUP_MAC="01:00:01:c0:ff:ee"
  13
  14 source lib.sh
  15
  16 h1_create()
  17 {
  18         simple_if_init $h1 192.0.2.1/24 2001:db8:1::1/64
  19 }
  20
  21 h1_destroy()
  22 {
  23         simple_if_fini $h1 192.0.2.1/24 2001:db8:1::1/64
  24 }
  25
  26 switch_create()
  27 {
  28         # Enable multicast filtering
  29         ip link add dev br0 type bridge mcast_snooping 1
  30
  31         ip link set dev $swp1 master br0
  32
  33         ip link set dev br0 up
  34         ip link set dev $swp1 up
  35 }
  36
  37 switch_destroy()
  38 {
  39         ip link set dev $swp1 down
  40         ip link del dev br0
  41 }
  42
  43 setup_prepare()
  44 {
  45         h1=${NETIFS[p1]}
  46         swp1=${NETIFS[p2]}
  47
  48         vrf_prepare
  49
  50         h1_create
  51         switch_create
  52 }
  53
  54 cleanup()
  55 {
  56         pre_cleanup
  57
  58         switch_destroy
  59         h1_destroy
  60
  61         vrf_cleanup
  62 }
  63
  64 do_mdb_add_del()
  65 {
  66         local group=$1
  67         local flag=$2
  68
  69         RET=0
  70         bridge mdb add dev br0 port br0 grp $group $flag 2>/dev/null
  71         check_err $? "Failed adding $group to br0, port br0"
  72
  73         if [ -z "$flag" ]; then
  74             flag="temp"
  75         fi
  76
  77         bridge mdb show dev br0 | grep $group | grep -q $flag 2>/dev/null
  78         check_err $? "$group not added with $flag flag"
  79
  80         bridge mdb del dev br0 port br0 grp $group 2>/dev/null
  81         check_err $? "Failed deleting $group from br0, port br0"
  82
  83         bridge mdb show dev br0 | grep -q $group >/dev/null
  84         check_err_fail 1 $? "$group still in mdb after delete"
  85
  86         log_test "MDB add/del group $group to bridge port br0"
  87 }
  88
  89 mdb_add_del_test()
  90 {
  91         do_mdb_add_del $TEST_GROUP_MAC permanent
  92         do_mdb_add_del $TEST_GROUP_IP4
  93         do_mdb_add_del $TEST_GROUP_IP6
  94 }
  95
  96 trap cleanup EXIT
  97
  98 setup_prepare
  99 setup_wait
 100
 101 tests_run
 102
 103 exit $EXIT_STATUS