AT_BANNER([mcast snooping])

AT_SETUP([mcast - check multicasts to trunk ports are not duplicated])

OVS_VSWITCHD_START([])

AT_CHECK([
    ovs-vsctl set bridge br0 \
    datapath_type=dummy \
    mcast_snooping_enable=true \
    other-config:mcast-snooping-disable-flood-unregistered=true
], [0])

AT_CHECK([ovs-ofctl add-flow br0 action=normal])

# Create an access port p1 on vlan 1725, and a trunk port p2.
AT_CHECK([
    ovs-vsctl add-port br0 p1 tag=1725 -- set Interface p1 type=dummy \
    other-config:hwaddr=aa:55:aa:55:00:01 ofport_request=1 \
    -- add-port br0 p2 -- set Interface p2 type=dummy \
    other-config:hwaddr=aa:55:aa:55:00:02 ofport_request=2
], [0])

AT_CHECK([ovs-appctl dpif/show], [0], [dnl
dummy@ovs-dummy: hit:0 missed:0
  br0:
    br0 65534/100: (dummy-internal)
    p1 1/1: (dummy)
    p2 2/2: (dummy)
])

ovs-appctl time/stop

# Send IGMPv3 query on p2 with vlan 1725
# 5c:8a:38:55:25:52 > 01:00:5e:00:00:01, ethertype 802.1Q (0x8100), length 64: vlan 1725, p 0, ethertype IPv4,
# 172.17.25.1 > 224.0.0.1: igmp query v3
AT_CHECK([ovs-appctl netdev-dummy/receive p2 \
'01005e0000015c8a38552552810006bd080046c000240000000001027f00ac111901e0000001940400001164ec1e00000000027d000000000000000000000000'])

# Send IGMPv3 query on p2 with vlan 1728
# 5c:8a:38:55:25:52 > 01:00:5e:00:00:01, ethertype 802.1Q (0x8100), length 64: vlan 1728, p 0, ethertype IPv4,
# 172.17.28.1 > 224.0.0.1: igmp query v3
AT_CHECK([ovs-appctl netdev-dummy/receive p2 \
'01005e0000015c8a38552552810006c0080046c000240000000001027c00ac111c01e0000001940400001164ec1e00000000027d000000000000000000000000'])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
    2  1725  querier               0
    2  1728  querier               0
])

AT_CHECK([ovs-vsctl set Interface p2 options:tx_pcap=p2.pcap])

# Send a multicast packet on p1
AT_CHECK([
    ovs-appctl netdev-dummy/receive p1 \
    'in_port(1),eth(src=aa:55:aa:55:00:01,dst=01:00:5e:5e:01:01),eth_type(0x0800),ipv4(src=10.0.0.1,dst=239.94.1.1,proto=17,tos=0,ttl=64,frag=no),udp(src=0,dst=8000)'
])

# Check this packet was forwarded exactly once to p2 and has vlan tag 1725
# aa:55:aa:55:00:01 > 01:00:5e:5e:01:01, ethertype 802.1Q (0x8100), length 46: vlan 1725, p 0, ethertype IPv4,
# 10.0.0.1.0 > 239.94.1.1.8000: UDP, length 0
AT_CHECK([ovs-pcap p2.pcap > p2.pcap.txt 2>&1])
AT_CHECK([cat p2.pcap.txt], [0], [dnl
01005e5e0101aa55aa550001810006bd08004500005c00000000401180310a000001ef5e010100001f40004801ba000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f303132333435363738393a3b3c3d3e3f
])

# Clear the mdb, send a IGMP packet with invalid checksum and make sure it
# does not end up in the mdb.
AT_CHECK([ovs-appctl mdb/flush br0], [0], [dnl
table successfully flushed
])

AT_CHECK([ovs-appctl netdev-dummy/receive p2 \
'01005e0000015c8a38552552810006bd080046c000240000000001027f00ac111901e0000001940400001164ec1000000000027d000000000000000000000000'])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
])


# First send a valid packet to make sure it populates the mdb. Than Clear
# the mdb, send a MLD packet with invalid checksum and make sure it does
# not end up in the mdb.

AT_CHECK([ovs-appctl netdev-dummy/receive p2 \
'3333ff0e4c67000c290e4c6786dd600000000020000100000000000000000000000000000000ff0200000000000000000001ff0e4c673a000502000001008300e7b800000000ff0200000000000000000001ff0e4c67'])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
    2     0  ff02::1:ff0e:4c67           0
])

AT_CHECK([ovs-appctl mdb/flush br0], [0], [dnl
table successfully flushed
])

AT_CHECK([ovs-appctl netdev-dummy/receive p2 \
'3333ff0e4c67000c290e4c6786dd600000000020000100000000000000000000000000000000ff0200000000000000000001ff0e4c673a000502000001008300e7b000000000ff0200000000000000000001ff0e4c67'])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
])

OVS_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([mcast - delete the port mdb when vlan configuration changed])
OVS_VSWITCHD_START([])

AT_CHECK([
    ovs-vsctl set bridge br0 \
    datapath_type=dummy \
    mcast_snooping_enable=true \
    other-config:mcast-snooping-disable-flood-unregistered=false
], [0])

AT_CHECK([ovs-ofctl add-flow br0 action=normal])

AT_CHECK([
    ovs-vsctl add-port br0 p1 -- set Interface p1 type=dummy \
    other-config:hwaddr=aa:55:aa:55:00:01 ofport_request=1 \
    -- add-port br0 p2 \
    -- set Interface p2 type=dummy other-config:hwaddr=aa:55:aa:55:00:02 ofport_request=2 \
    -- add-port br0 p3 \
    -- set Interface p3 type=dummy other-config:hwaddr=aa:55:aa:55:00:03 ofport_request=3
], [0])

ovs-appctl time/stop

# send report packets
AT_CHECK([
    ovs-appctl netdev-dummy/receive p1  \
        '01005E010101000C29A027A18100000108004500001C000100004002CBAEAC10221EE001010112140CE9E0010101'
    ovs-appctl netdev-dummy/receive p1  \
        '01005E010101000C29A027A28100000208004500001C000100004002CBAEAC10221EE001010112140CE9E0010101'
], [0])

# send query packets
AT_CHECK([
    ovs-appctl netdev-dummy/receive p3  \
       '01005E010101000C29A027D18100000108004500001C000100004002CBCBAC102201E00101011114EEEB00000000'
    ovs-appctl netdev-dummy/receive p3  \
        '01005E010101000C29A027D28100000208004500001C000100004002CBCAAC102202E00101011114EEEB00000000'
], [0])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
    1     1  224.1.1.1           0
    1     2  224.1.1.1           0
    3     1  querier               0
    3     2  querier               0
])

AT_CHECK([ovs-vsctl set port p3 tag=2], [0])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
    1     1  224.1.1.1           0
    1     2  224.1.1.1           0
])

AT_CLEANUP

AT_SETUP([mcast - delete the port mdb when port destroyed])
OVS_VSWITCHD_START([])

AT_CHECK([
    ovs-vsctl set bridge br0 \
    datapath_type=dummy \
    mcast_snooping_enable=true \
    other-config:mcast-snooping-disable-flood-unregistered=false
], [0])

AT_CHECK([ovs-ofctl add-flow br0 action=normal])

AT_CHECK([
    ovs-vsctl add-port br0 p1 -- set Interface p1 type=dummy \
    other-config:hwaddr=aa:55:aa:55:00:01 ofport_request=1 \
    -- add-port br0 p2 \
    -- set Interface p2 type=dummy other-config:hwaddr=aa:55:aa:55:00:02 ofport_request=2 \
], [0])

ovs-appctl time/stop

# send report packets
AT_CHECK([
    ovs-appctl netdev-dummy/receive p1  \
        '01005E010101000C29A027A18100000108004500001C000100004002CBAEAC10221EE001010112140CE9E0010101'
    ovs-appctl netdev-dummy/receive p1  \
        '01005E010101000C29A027A28100000208004500001C000100004002CBAEAC10221EE001010112140CE9E0010101'
], [0])

# send query packets
AT_CHECK([
    ovs-appctl netdev-dummy/receive p2  \
       '01005E010101000C29A027D18100000108004500001C000100004002CBCBAC102201E00101011114EEEB00000000'
    ovs-appctl netdev-dummy/receive p2  \
        '01005E010101000C29A027D28100000208004500001C000100004002CBCAAC102202E00101011114EEEB00000000'
], [0])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
    1     1  224.1.1.1           0
    1     2  224.1.1.1           0
    2     1  querier               0
    2     2  querier               0
])

AT_CHECK([ovs-vsctl del-port br0 p2], [0])

AT_CHECK([ovs-appctl mdb/show br0], [0], [dnl
 port  VLAN  GROUP                Age
    1     1  224.1.1.1           0
    1     2  224.1.1.1           0
])

AT_CLEANUP


AT_SETUP([mcast - igmp flood for non-snoop enabled])
OVS_VSWITCHD_START([])

AT_CHECK([
    ovs-vsctl set bridge br0 \
    datapath_type=dummy], [0])

add_of_ports br0 1 2

AT_CHECK([ovs-ofctl add-flow br0 action=normal])

ovs-appctl time/stop

dnl Basic scenario - needs to flood for IGMP followed by unicast ICMP
dnl in reverse direction
AT_CHECK([ovs-appctl netdev-dummy/receive p1 \
    '0101000c29a0aa55aa550001080046c00028000040000102d3494565eb4ae0000016940400002200f9020000000104000000e00000fb000000000000'])
AT_CHECK([ovs-appctl netdev-dummy/receive p2 \
    'aa55aa5500010101000c29a008004500001c00010000400164dc0a0101010a0101020800f7ffffffffff'])


AT_CHECK([ovs-appctl dpctl/dump-flows | grep -e .*ipv4 | sort | dnl
          strip_stats | strip_used | strip_recirc | dnl
          sed -e 's/,packet_type(ns=[[0-9]]*,id=[[0-9]]*),/,/'],
                     [0], [dnl
recirc_id(<recirc>),in_port(1),eth(src=aa:55:aa:55:00:01,dst=01:01:00:0c:29:a0),eth_type(0x0800),ipv4(frag=no), packets:0, bytes:0, used:never, actions:100,2
recirc_id(<recirc>),in_port(2),eth(src=01:01:00:0c:29:a0,dst=aa:55:aa:55:00:01),eth_type(0x0800),ipv4(frag=no), packets:0, bytes:0, used:never, actions:1
])

ovs-appctl time/warp 100000

dnl Next we should clear the flows and install a complex case
AT_CHECK([ovs-ofctl del-flows br0])

AT_DATA([flows.txt], [dnl
table=0, arp actions=NORMAL
table=0, ip,in_port=1 actions=ct(table=1,zone=64000)
table=0, in_port=2 actions=output:1
table=1, ip,ct_state=+trk+inv actions=drop
table=1  ip,in_port=1,icmp,ct_state=+trk+new actions=output:2
table=1, in_port=1,ip,ct_state=+trk+new actions=controller(userdata=00.de.ad.be.ef.ca.fe.01)
table=1, in_port=1,ip,ct_state=+trk+est actions=output:2
])
AT_CHECK([ovs-ofctl add-flows br0 flows.txt])

ovs-appctl time/warp 100000

dnl Send the IGMP, followed by a unicast ICMP - ensure we won't black hole
AT_CHECK([ovs-appctl netdev-dummy/receive p1 \
    '0101000c29a0aa55aa550001080046c00028000040000102d3494565eb4ae0000016940400002200f9020000000104000000e00000fb000000000000'])
AT_CHECK([ovs-appctl netdev-dummy/receive p1 \
    'aa55aa550001aa55aa55000208004500001c00010000400164dc0a0101010a0101020800f7ffffffffff'])


AT_CHECK([ovs-appctl dpctl/dump-flows | grep -e .*ipv4 | sort | dnl
          strip_stats | strip_used | strip_recirc | dnl
          sed 's/pid=[[0-9]]*,//
               s/,packet_type(ns=[[0-9]]*,id=[[0-9]]*),/,/'],
                     [0], [dnl
recirc_id(<recirc>),in_port(1),eth_type(0x0800),ipv4(frag=no), packets:0, bytes:0, used:0.0s, actions:ct(zone=64000),recirc(<recirc>)
recirc_id(<recirc>),in_port(1),ct_state(+new-inv+trk),eth_type(0x0800),ipv4(proto=1,frag=no), packets:0, bytes:0, used:never, actions:2
recirc_id(<recirc>),in_port(1),ct_state(+new-inv+trk),eth_type(0x0800),ipv4(proto=2,frag=no), packets:0, bytes:0, used:never, actions:userspace(controller(reason=1,dont_send=0,continuation=0,recirc_id=<recirc>,rule_cookie=0,controller_id=0,max_len=65535))
])

AT_CLEANUP
