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selftests: net: bridge: add tests for igmpv3 is_include and inc -> allow reports

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First we test is_include/include mode then we build on that with allow
effectively achieving:
  state          report        result                 action
 INCLUDE (A)    ALLOW (B)    INCLUDE (A+B)           (B)=GMI

Signed-off-by: Nikolay Aleksandrov <nikolay@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Nikolay Aleksandrov 2020-10-27 20:59:23 +02:00 committed by Jakub Kicinski
parent 68d3163a4b
commit 98ae11cf81
1 changed files with 81 additions and 1 deletions
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82
tools/testing/selftests/net/forwarding/bridge_igmp.sh
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@ -1,11 +1,20 @@
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
ALL_TESTS="v2reportleave_test"
ALL_TESTS="v2reportleave_test v3include_test v3inc_allow_test"
NUM_NETIFS=4
CHECK_TC="yes"
TEST_GROUP="239.10.10.10"
TEST_GROUP_MAC="01:00:5e:0a:0a:0a"
ALL_GROUP="224.0.0.1"
ALL_MAC="01:00:5e:00:00:01"
# IGMPv3 is_in report: grp 239.10.10.10 is_include 192.0.2.1,192.0.2.2,192.0.2.3
MZPKT_IS_INC="22:00:9d:de:00:00:00:01:01:00:00:03:ef:0a:0a:0a:c0:00:02:01:c0:00:02:02:c0:00:02:03"
# IGMPv3 allow report: grp 239.10.10.10 allow 192.0.2.10,192.0.2.11,192.0.2.12
MZPKT_ALLOW="22:00:99:c3:00:00:00:01:05:00:00:03:ef:0a:0a:0a:c0:00:02:0a:c0:00:02:0b:c0:00:02:0c"
source lib.sh
h1_create()
@ -210,6 +219,77 @@ check_sg_state()
done
}
v3include_prepare()
{
local host1_if=$1
local mac=$2
local group=$3
local X=("192.0.2.1" "192.0.2.2" "192.0.2.3")
ip link set dev br0 type bridge mcast_igmp_version 3
check_err $? "Could not change bridge IGMP version to 3"
$MZ $host1_if -b $mac -c 1 -B $group -t ip "proto=2,p=$MZPKT_IS_INC" -q
sleep 1
bridge -j -d -s mdb show dev br0 \
| jq -e ".[].mdb[] | \
select(.grp == \"$TEST_GROUP\" and .source_list != null)" &>/dev/null
check_err $? "Missing *,G entry with source list"
bridge -j -d -s mdb show dev br0 \
| jq -e ".[].mdb[] | \
select(.grp == \"$TEST_GROUP\" and \
.source_list != null and .filter_mode == \"include\")" &>/dev/null
check_err $? "Wrong *,G entry filter mode"
check_sg_entries "is_include" "${X[@]}"
}
v3cleanup()
{
local port=$1
local group=$2
bridge mdb del dev br0 port $port grp $group
ip link set dev br0 type bridge mcast_igmp_version 2
}
v3include_test()
{
RET=0
local X=("192.0.2.1" "192.0.2.2" "192.0.2.3")
v3include_prepare $h1 $ALL_MAC $ALL_GROUP
check_sg_state 0 "${X[@]}"
check_sg_fwding 1 "${X[@]}"
check_sg_fwding 0 "192.0.2.100"
log_test "IGMPv3 report $TEST_GROUP is_include"
v3cleanup $swp1 $TEST_GROUP
}
v3inc_allow_test()
{
RET=0
local X=("192.0.2.10" "192.0.2.11" "192.0.2.12")
v3include_prepare $h1 $ALL_MAC $ALL_GROUP
$MZ $h1 -c 1 -b $ALL_MAC -B $ALL_GROUP -t ip "proto=2,p=$MZPKT_ALLOW" -q
sleep 1
check_sg_entries "allow" "${X[@]}"
check_sg_state 0 "${X[@]}"
check_sg_fwding 1 "${X[@]}"
check_sg_fwding 0 "192.0.2.100"
log_test "IGMPv3 report $TEST_GROUP include -> allow"
v3cleanup $swp1 $TEST_GROUP
}
trap cleanup EXIT
setup_prepare