AT_BANNER([packet-type-aware pipeline])

AT_SETUP([ptap - legal flow entries in ptap bridge])

OVS_VSWITCHD_START

AT_CHECK([
    ovs-ofctl del-flows br0
    ovs-ofctl -Oopenflow13 add-flow br0 priority=1,dl_src=11:22:33:44:55:66,eth_type=0x1234,actions=drop
    ovs-ofctl -Oopenflow14 add-flow br0 priority=1,ip,nw_dst=10.11.12.13,actions=drop
    ovs-ofctl -Oopenflow15 add-flow br0 priority=1,ipv6,nw_proto=6,actions=drop
    ovs-ofctl -Oopenflow14 add-flow br0 priority=2,packet_type=\(0,0x0\),dl_src=11:22:33:44:55:66,dl_type=0x4567,actions=drop
    ovs-ofctl -Oopenflow15 add-flow br0 priority=2,packet_type=\(0,0x0\),arp,arp_tpa=10.11.12.13,actions=drop
    ovs-ofctl -Oopenflow15 add-flow br0 priority=3,packet_type=\(1,0x806\),arp_tpa=10.11.12.13,actions=drop
    ovs-ofctl -Oopenflow13 add-flow br0 priority=3,packet_type=\(1,0x800\),nw_dst=10.11.12.13,actions=drop
    ovs-ofctl -Oopenflow14 add-flow br0 priority=3,packet_type=\(1,0x86dd\),ipv6_dst=1234:5678::/32,actions=drop
], [0])

AT_CHECK([ovs-ofctl -Oopenflow15 dump-flows br0 | ofctl_strip | sort | grep actions], [0], [dnl
 priority=1,dl_src=11:22:33:44:55:66,dl_type=0x1234 actions=drop
 priority=1,ip,nw_dst=10.11.12.13 actions=drop
 priority=1,tcp6 actions=drop
 priority=2,arp,arp_tpa=10.11.12.13 actions=drop
 priority=2,dl_src=11:22:33:44:55:66,dl_type=0x4567 actions=drop
 priority=3,packet_type=(1,0x800),nw_dst=10.11.12.13 actions=drop
 priority=3,packet_type=(1,0x806),arp_tpa=10.11.12.13 actions=drop
 priority=3,packet_type=(1,0x86dd),ipv6_dst=1234:5678::/32 actions=drop
])

OVS_VSWITCHD_STOP
AT_CLEANUP


AT_SETUP([ptap - triangle bridge setup with L2 and L3 GRE tunnels])

########################
# GRE tunneling test setup for PTAP bridge
#
#     192.168.10.10           192.168.10.20             192.168.10.30
#          n1                       n2                        n3
#          |                        |                         |
#   +------o------+          +------o------+           +------o------+
#   |    br-in1   |          |    br-in2   |           |    br-in3   |
#   |             |          |   (PTAP)    |           |             |
#   +------o------+          +------o------+           +------o------+
#         gre                      gre                       gre
#   10.0.0.1                (10.0.0.2)                (10.0.0.3)
#  (20.0.0.1)                20.0.0.2                 (20.0.0.3)
#  (30.0.0.1) LOCAL         (30.0.0.2) LOCAL           30.0.0.3  LOCAL
#   +-----------o-+          +-----------o-+           +-----------o-+
#   |    br-p1    |          |    br-p2    |           |    br-p3    |
#   +------o------+          +------o------+           +------o------+
#     p1-0 |                        | p2-0                    | p3-0
#     p0-1 |                        | p0-2                    | p0-3
#       +--o------------------------o-------------------------o--+
#       |                          br0                           |
#       +--------------------------------------------------------+
#"
#   GRE tunnel ports:
#      No     Bridge      Name        Packet-type Remote bridge & ports
#     -----------------------------------------------------------------------
#      1020   br-in1      gre-12      legacy-l2   br-in2 2010 (ptap)
#      1021   br-in1      gre-12_l3   legacy-l3         same
#      1030   br-in1      gre-13      legacy-l2   br-in3 3010 (l2)
#      2010   br-in2      gre-21      ptap        br-in1 1020 (l2), 1021 (l3)
#      2030   br-in2      gre-23      ptap        br-in3 3020 (l2), 3021 (l3)
#      3010   br-in3      gre-31      legacy-l2   br-in1 1030 (l2)
#      3020   br-in3      gre-32      legacy-l2   br-in2 2010 (ptap)
#      3021   br-in3      gre-32_l3   legacy-l3         same

HWADDR_BRP1=aa:55:00:00:00:01
HWADDR_BRP2=aa:55:00:00:00:02
HWADDR_BRP3=aa:55:00:00:00:03

OVS_VSWITCHD_START([dnl
    -- add-br br-in1 \
    -- set bridge br-in1 datapath_type=dummy fail-mode=secure \
    -- add-br br-in2 \
    -- set bridge br-in2 datapath_type=dummy fail-mode=secure \
    -- add-br br-in3 \
    -- set bridge br-in3 datapath_type=dummy fail-mode=secure \
    -- add-br br-p1 -- \
    -- set bridge br-p1 datapath_type=dummy fail-mode=secure other-config:hwaddr=\"$HWADDR_BRP1\" \
    -- add-br br-p2 -- \
    -- set bridge br-p2 datapath_type=dummy fail-mode=secure other-config:hwaddr=\"$HWADDR_BRP2\" \
    -- add-br br-p3 -- \
    -- set bridge br-p3 datapath_type=dummy fail-mode=secure other-config:hwaddr=\"$HWADDR_BRP3\" \
    -- add-port br-p1 p1-0 \
    -- set interface p1-0 type=patch options:peer=p0-1 ofport_request=2 \
    -- add-port br-p2 p2-0 \
    -- set interface p2-0 type=patch options:peer=p0-2 ofport_request=2 \
    -- add-port br-p3 p3-0 \
    -- set interface p3-0 type=patch options:peer=p0-3 ofport_request=2 \
    -- add-port br0 p0-1 \
    -- set interface p0-1 type=patch options:peer=p1-0 ofport_request=10 \
    -- add-port br0 p0-2 \
    -- set interface p0-2 type=patch options:peer=p2-0 ofport_request=20 \
    -- add-port br0 p0-3 \
    -- set interface p0-3 type=patch options:peer=p3-0 ofport_request=30 \
    -- add-port br-in1 gre12 \
    -- set interface gre12 type=gre options:remote_ip=10.0.0.2 \
                           ofport_request=1020 \
    -- add-port br-in1 gre12_l3 \
    -- set interface gre12_l3 type=gre options:remote_ip=10.0.0.2 \
                           ofport_request=1021 options:packet_type=legacy_l3 \
    -- add-port br-in1 gre13 \
    -- set interface gre13 type=gre options:remote_ip=10.0.0.3 \
                           ofport_request=1030 \
    -- add-port br-in2 gre21 \
    -- set interface gre21 type=gre options:remote_ip=20.0.0.1 \
                           ofport_request=2010 options:packet_type=ptap \
    -- add-port br-in2 gre23 \
    -- set interface gre23 type=gre options:remote_ip=20.0.0.3 \
                           ofport_request=2030 options:packet_type=ptap \
    -- add-port br-in3 gre31 \
    -- set interface gre31 type=gre options:remote_ip=30.0.0.1 \
                           ofport_request=3010 \
    -- add-port br-in3 gre32 \
    -- set interface gre32 type=gre options:remote_ip=30.0.0.2 \
                           ofport_request=3020 \
    -- add-port br-in3 gre32_l3 \
    -- set interface gre32_l3 type=gre options:remote_ip=30.0.0.2 \
                           ofport_request=3021 options:packet_type=legacy_l3
])

# Setup bridge infrastructure
AT_CHECK([
    # Populate the MAC table of br0
    ovs-ofctl del-flows br0 &&
    ovs-ofctl add-flow br0 dl_dst=$HWADDR_BRP1,actions=10 &&
    ovs-ofctl add-flow br0 dl_dst=$HWADDR_BRP2,actions=20 &&
    ovs-ofctl add-flow br0 dl_dst=$HWADDR_BRP3,actions=30 &&

    ovs-ofctl del-flows br-in1 &&
    ovs-ofctl del-flows br-in2 &&
    ovs-ofctl del-flows br-in3 &&
    ovs-ofctl del-flows br-p1 &&
    ovs-ofctl del-flows br-p2 &&
    ovs-ofctl del-flows br-p3
], [0])

### Setup GRE tunnels
AT_CHECK([
    ovs-appctl netdev-dummy/ip4addr br-p1 10.0.0.1/24 &&
    ovs-appctl tnl/arp/set br-p1 10.0.0.1 $HWADDR_BRP1 &&
    ovs-appctl tnl/arp/set br-p1 10.0.0.2 $HWADDR_BRP2 &&
    ovs-appctl tnl/arp/set br-p1 10.0.0.3 $HWADDR_BRP3 &&

    ovs-appctl netdev-dummy/ip4addr br-p2 20.0.0.2/24 &&
    ovs-appctl tnl/arp/set br-p2 20.0.0.1 $HWADDR_BRP1 &&
    ovs-appctl tnl/arp/set br-p2 20.0.0.2 $HWADDR_BRP2 &&
    ovs-appctl tnl/arp/set br-p2 20.0.0.3 $HWADDR_BRP3 &&

    ovs-appctl netdev-dummy/ip4addr br-p3 30.0.0.3/24 &&
    ovs-appctl tnl/arp/set br-p3 30.0.0.1 $HWADDR_BRP1 &&
    ovs-appctl tnl/arp/set br-p3 30.0.0.2 $HWADDR_BRP2 &&
    ovs-appctl tnl/arp/set br-p3 30.0.0.3 $HWADDR_BRP3
], [0], [ignore])

AT_CHECK([
    ovs-appctl ovs/route/show | grep Cached: | sort
], [0], [dnl
Cached: 10.0.0.0/24 dev br-p1 SRC 10.0.0.1 local
Cached: 20.0.0.0/24 dev br-p2 SRC 20.0.0.2 local
Cached: 30.0.0.0/24 dev br-p3 SRC 30.0.0.3 local
])

AT_CHECK([
    ovs-appctl tnl/neigh/show | grep br-p | sort
], [0], [ignore])

### Flows in br-p<x>to twist TEP IP addresses in tunnel IP headers
AT_CHECK([
    ovs-ofctl add-flow br-p1 in_port:LOCAL,actions=2
    ovs-ofctl add-flow br-p1 in_port:2,ip,nw_dst:20.0.0.1,actions=mod_nw_dst:10.0.0.1,mod_nw_src:10.0.0.2,LOCAL
    ovs-ofctl add-flow br-p1 in_port:2,ip,nw_dst:30.0.0.1,actions=mod_nw_dst:10.0.0.1,mod_nw_src:10.0.0.3,LOCAL

    ovs-ofctl add-flow br-p2 in_port:LOCAL,actions=2
    ovs-ofctl add-flow br-p2 in_port:2,ip,nw_dst:10.0.0.2,actions=mod_nw_dst:20.0.0.2,mod_nw_src:20.0.0.1,LOCAL
    ovs-ofctl add-flow br-p2 in_port:2,ip,nw_dst:30.0.0.2,actions=mod_nw_dst:20.0.0.2,mod_nw_src:20.0.0.3,LOCAL

    ovs-ofctl add-flow br-p3 in_port:LOCAL,actions=2
    ovs-ofctl add-flow br-p3 in_port:2,ip,nw_dst:10.0.0.3,actions=mod_nw_dst:30.0.0.3,mod_nw_src:30.0.0.1,LOCAL
    ovs-ofctl add-flow br-p3 in_port:2,ip,nw_dst:20.0.0.3,actions=mod_nw_dst:30.0.0.3,mod_nw_src:30.0.0.2,LOCAL
], [0])

AT_CHECK([
    ovs-ofctl dump-flows br-p1 | ofctl_strip | sort | grep actions
    ovs-ofctl dump-flows br-p2 | ofctl_strip | sort | grep actions
    ovs-ofctl dump-flows br-p3 | ofctl_strip | sort | grep actions
], [0], [dnl
 in_port=LOCAL actions=output:2
 ip,in_port=2,nw_dst=20.0.0.1 actions=mod_nw_dst:10.0.0.1,mod_nw_src:10.0.0.2,LOCAL
 ip,in_port=2,nw_dst=30.0.0.1 actions=mod_nw_dst:10.0.0.1,mod_nw_src:10.0.0.3,LOCAL
 in_port=LOCAL actions=output:2
 ip,in_port=2,nw_dst=10.0.0.2 actions=mod_nw_dst:20.0.0.2,mod_nw_src:20.0.0.1,LOCAL
 ip,in_port=2,nw_dst=30.0.0.2 actions=mod_nw_dst:20.0.0.2,mod_nw_src:20.0.0.3,LOCAL
 in_port=LOCAL actions=output:2
 ip,in_port=2,nw_dst=10.0.0.3 actions=mod_nw_dst:30.0.0.3,mod_nw_src:30.0.0.1,LOCAL
 ip,in_port=2,nw_dst=20.0.0.3 actions=mod_nw_dst:30.0.0.3,mod_nw_src:30.0.0.2,LOCAL
])

### Setup test ports for traffic injection
N1_IP=192.168.10.10
N2_IP=192.168.10.20
N3_IP=192.168.10.30
N1_MAC=aa:55:aa:55:00:01
N2_MAC=aa:55:aa:55:00:02
N3_MAC=aa:55:aa:55:00:03
N1_OFPORT=10
N2_OFPORT=20
N3_OFPORT=30

AT_CHECK([
ovs-vsctl \
    -- add-port br-in1 n1 \
    -- set interface n1 type=dummy ofport_request=$N1_OFPORT \
                                   options:tx_pcap=n1.pcap \
    -- add-port br-in2 n2 \
    -- set interface n2 type=dummy ofport_request=$N2_OFPORT \
                                   options:tx_pcap=n2.pcap \
    -- add-port br-in3 n3 \
    -- set interface n3 type=dummy ofport_request=$N3_OFPORT \
                                   options:tx_pcap=n3.pcap
], [0])

#N1_DPPORT=$(ovs-appctl dpif/show | grep "n1 10" | sed 's|.*/\([[0-9]]*\):.*|\1|')
#N2_DPPORT=$(ovs-appctl dpif/show | grep "n2 20" | sed 's|.*/\([[0-9]]*\):.*|\1|')
#N3_DPPORT=$(ovs-appctl dpif/show | grep "n3 30" | sed 's|.*/\([[0-9]]*\):.*|\1|')

### Verify datapath configuration
AT_CHECK([
    ovs-appctl dpif/show | grep -v hit | sed 's./[[0-9]]\{1,\}..'
], [0], [dnl
  br-in1:
    br-in1 65534: (dummy-internal)
    gre12 1020: (gre: remote_ip=10.0.0.2)
    gre12_l3 1021: (gre: packet_type=legacy_l3, remote_ip=10.0.0.2)
    gre13 1030: (gre: remote_ip=10.0.0.3)
    n1 10: (dummy)
  br-in2:
    br-in2 65534: (dummy-internal)
    gre21 2010: (gre: packet_type=ptap, remote_ip=20.0.0.1)
    gre23 2030: (gre: packet_type=ptap, remote_ip=20.0.0.3)
    n2 20: (dummy)
  br-in3:
    br-in3 65534: (dummy-internal)
    gre31 3010: (gre: remote_ip=30.0.0.1)
    gre32 3020: (gre: remote_ip=30.0.0.2)
    gre32_l3 3021: (gre: packet_type=legacy_l3, remote_ip=30.0.0.2)
    n3 30: (dummy)
  br-p1:
    br-p1 65534: (dummy-internal)
    p1-0 2/none: (patch: peer=p0-1)
  br-p2:
    br-p2 65534: (dummy-internal)
    p2-0 2/none: (patch: peer=p0-2)
  br-p3:
    br-p3 65534: (dummy-internal)
    p3-0 2/none: (patch: peer=p0-3)
  br0:
    br0 65534: (dummy-internal)
    p0-1 10/none: (patch: peer=p1-0)
    p0-2 20/none: (patch: peer=p2-0)
    p0-3 30/none: (patch: peer=p3-0)
])

### Test L3 forwarding flows
AT_CHECK([
    ovs-ofctl add-flow br-in1 ip,nw_dst=$N1_IP,actions=mod_dl_dst:$N1_MAC,$N1_OFPORT # Local route to N1
    ovs-ofctl add-flow br-in1 ip,nw_dst=$N2_IP,actions=1020 # Route to N2 via the L2 tunnel to br-in2
    ovs-ofctl add-flow br-in1 ip,nw_dst=$N3_IP,actions=1030 # Route to N3 direct through L2 tunnel

    ovs-ofctl add-flow br-in2 ip,nw_dst=$N2_IP,actions=mod_dl_dst:$N2_MAC,$N2_OFPORT # Local route to N2 for ethernet packets
    ovs-ofctl add-flow br-in2 ip,nw_dst=$N1_IP,actions=2010 # Route to N1 for ethernet packet
    ovs-ofctl add-flow br-in2 packet_type=\(1,0x800\),nw_dst=$N1_IP,actions=2010 # Route to N1 for IP packets
    ovs-ofctl add-flow br-in2 ip,nw_dst=$N3_IP,actions=2010 # Indirect route to N3 via br-in1 for ethernet packet
    ovs-ofctl add-flow br-in2 packet_type=\(1,0x800\),nw_dst=$N3_IP,actions=2030 # Direct route to N3 for IP packets

    ovs-ofctl add-flow br-in3 ip,nw_dst=$N3_IP,actions=mod_dl_dst:$N3_MAC,$N3_OFPORT # Local route to N1
    ovs-ofctl add-flow br-in3 ip,nw_dst=$N2_IP,actions=3020 # Route to N2 via the L2 tunnel
    ovs-ofctl add-flow br-in3 ip,nw_dst=$N1_IP,actions=3021 # Route to N1 via br-in2 through L3 tunnel
], [0])

AT_CHECK([
    ovs-ofctl dump-flows br-in1 | ofctl_strip | sort | grep actions
], [0], [dnl
 ip,nw_dst=192.168.10.10 actions=mod_dl_dst:aa:55:aa:55:00:01,output:10
 ip,nw_dst=192.168.10.20 actions=output:1020
 ip,nw_dst=192.168.10.30 actions=output:1030
])

AT_CHECK([
    ovs-ofctl dump-flows br-in2 | ofctl_strip | sort | grep actions
], [0], [dnl
 ip,nw_dst=192.168.10.10 actions=output:2010
 ip,nw_dst=192.168.10.20 actions=mod_dl_dst:aa:55:aa:55:00:02,output:20
 ip,nw_dst=192.168.10.30 actions=output:2010
 packet_type=(1,0x800),nw_dst=192.168.10.10 actions=output:2010
 packet_type=(1,0x800),nw_dst=192.168.10.30 actions=output:2030
])

AT_CHECK([
    ovs-ofctl dump-flows br-in3 | ofctl_strip | sort | grep actions
], [0], [dnl
 ip,nw_dst=192.168.10.10 actions=output:3021
 ip,nw_dst=192.168.10.20 actions=output:3020
 ip,nw_dst=192.168.10.30 actions=mod_dl_dst:aa:55:aa:55:00:03,output:30
])

### Inject ICMP Echo request test packets

ovs-appctl vlog/set any:file:dbg

# N1 to N3, via the L2 GRE tunnel between br-in1 and br-in3
AT_CHECK([
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n1),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.30,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:03,src=aa:55:00:00:00:01,dl_type=0x0800),ipv4(src=10.0.0.1,dst=10.0.0.3,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x6558))),out_port(br-p1)),set(ipv4(src=30.0.0.1,dst=30.0.0.3)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=30.0.0.1,dst=30.0.0.3,flags(-df-csum)),in_port(gre_sys),packet_type(ns=0,id=0),eth(dst=1e:2c:e9:2a:66:9e),eth_type(0x0800),ipv4(dst=192.168.10.30,frag=no), packets:1, bytes:98, used:0.0s, actions:set(eth(dst=aa:55:aa:55:00:03)),n3
])

# Clear up megaflow cache
ovs-appctl time/warp 11000

# N1 to N2 via the L2 GRE tunnel between br-in1 and br-in2
AT_CHECK([
    ovs-appctl netdev-dummy/receive n1 461e7d1a95a13a6dd2099cab080045000054500b40004001552fc0a80a0ac0a80a140800531f09a90001e9509a580000000055ba030000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n1 461e7d1a95a13a6dd2099cab08004500005450934000400154a7c0a80a0ac0a80a140800f41d09a90002ea509a5800000000b3ba030000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n1),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.20,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:02,src=aa:55:00:00:00:01,dl_type=0x0800),ipv4(src=10.0.0.1,dst=10.0.0.2,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x6558))),out_port(br-p1)),set(ipv4(src=20.0.0.1,dst=20.0.0.2)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=20.0.0.1,dst=20.0.0.2,flags(-df-csum)),in_port(gre_sys),packet_type(ns=0,id=0),eth(dst=46:1e:7d:1a:95:a1),eth_type(0x0800),ipv4(dst=192.168.10.20,frag=no), packets:1, bytes:98, used:0.0s, actions:set(eth(dst=aa:55:aa:55:00:02)),n2
])

# Clear up megaflow cache
ovs-appctl time/warp 11000

# N2 to N1 via the L2 GRE tunnel between br-in2 and br-in1
AT_CHECK([
    ovs-appctl netdev-dummy/receive n2 3a6dd2099cab461e7d1a95a10800450000542c1f40004001791bc0a80a14c0a80a0a0800154b0b6800011b519a580000000054cf0e0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n2 3a6dd2099cab461e7d1a95a10800450000542c744000400178c6c0a80a14c0a80a0a08003f420b6800021c519a580000000029d70e0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n2),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.10,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:01,src=aa:55:00:00:00:02,dl_type=0x0800),ipv4(src=20.0.0.2,dst=20.0.0.1,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x6558))),out_port(br-p2)),set(ipv4(src=10.0.0.2,dst=10.0.0.1)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=10.0.0.2,dst=10.0.0.1,flags(-df-csum)),in_port(gre_sys),packet_type(ns=0,id=0),eth(dst=3a:6d:d2:09:9c:ab),eth_type(0x0800),ipv4(dst=192.168.10.10,frag=no), packets:1, bytes:98, used:0.0s, actions:set(eth(dst=aa:55:aa:55:00:01)),n1
])

# Clear up megaflow cache
ovs-appctl time/warp 11000

# N2 to N3 via br-in1 using the L2 GRE tunnel between br-in2 and br-in1 and the L2 GRE tunnel between br-in1 and br-in3
AT_CHECK([
    ovs-appctl netdev-dummy/receive n2 1e2ce92a669e461e7d1a95a1080045000054f7d440004001ad51c0a80a14c0a80a1e08000e760c1e000131519a580000000047ee0b0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n2 1e2ce92a669e461e7d1a95a1080045000054f89540004001ac90c0a80a14c0a80a1e0800736f0c1e000232519a5800000000e1f30b0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n2),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.30,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:01,src=aa:55:00:00:00:02,dl_type=0x0800),ipv4(src=20.0.0.2,dst=20.0.0.1,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x6558))),out_port(br-p2)),set(ipv4(src=10.0.0.2,dst=10.0.0.1)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=10.0.0.2,dst=10.0.0.1,flags(-df-csum)),in_port(gre_sys),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.30,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:03,src=aa:55:00:00:00:01,dl_type=0x0800),ipv4(src=10.0.0.1,dst=10.0.0.3,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x6558))),out_port(br-p1)),set(ipv4(src=30.0.0.1,dst=30.0.0.3)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=30.0.0.1,dst=30.0.0.3,flags(-df-csum)),in_port(gre_sys),packet_type(ns=0,id=0),eth(dst=1e:2c:e9:2a:66:9e),eth_type(0x0800),ipv4(dst=192.168.10.30,frag=no), packets:1, bytes:98, used:0.0s, actions:set(eth(dst=aa:55:aa:55:00:03)),n3
])

# Clear up megaflow cache
ovs-appctl time/warp 11000

# N3 to N1 via br-in2 using the L3 GRE tunnel between br-in3 and br-in2 and the L3 GRE tunnel between br-in2 and br-in1
AT_CHECK([
    ovs-appctl netdev-dummy/receive n3 3a6dd2099cab1e2ce92a669e080045000054b80440004001ed2bc0a80a1ec0a80a0a0800e17a77d5015e64509a5800000000d3d50c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n3 3a6dd2099cab1e2ce92a669e080045000054b8a240004001ec8dc0a80a1ec0a80a0a0800627177d5015f65509a580000000051de0c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n3),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.10,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:pop_eth,tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:02,src=aa:55:00:00:00:03,dl_type=0x0800),ipv4(src=30.0.0.3,dst=30.0.0.2,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x800))),out_port(br-p3)),set(ipv4(src=20.0.0.3,dst=20.0.0.2)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=10.0.0.2,dst=10.0.0.1,flags(-df-csum)),in_port(gre_sys),packet_type(ns=1,id=0x800),eth_type(0x0800),ipv4(dst=192.168.10.10,frag=no), packets:1, bytes:84, used:0.0s, actions:push_eth(src=00:00:00:00:00:00,dst=aa:55:aa:55:00:01),n1
recirc_id(0),tunnel(src=20.0.0.3,dst=20.0.0.2,flags(-df-csum)),in_port(gre_sys),packet_type(ns=1,id=0x800),eth_type(0x0800),ipv4(dst=192.168.10.10,tos=0/0x3,frag=no), packets:1, bytes:84, used:0.0s, actions:tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:01,src=aa:55:00:00:00:02,dl_type=0x0800),ipv4(src=20.0.0.2,dst=20.0.0.1,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x800))),out_port(br-p2)),set(ipv4(src=10.0.0.2,dst=10.0.0.1)),tnl_pop(gre_sys)
])

# Clear up megaflow cache
ovs-appctl time/warp 11000

# N3 to N2 via L3 GRE tunnel between br-in3 and br-in2
AT_CHECK([
    ovs-appctl netdev-dummy/receive n3 461e7d1a95a11e2ce92a669e080045000054e5b540004001bf70c0a80a1ec0a80a140800b3f1065b000188509a580000000050360c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n3 461e7d1a95a11e2ce92a669e080045000054e5cf40004001bf56c0a80a1ec0a80a140800a2ed065b000289509a580000000060390c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n3),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.20,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:02,src=aa:55:00:00:00:03,dl_type=0x0800),ipv4(src=30.0.0.3,dst=30.0.0.2,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x6558))),out_port(br-p3)),set(ipv4(src=20.0.0.3,dst=20.0.0.2)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=20.0.0.3,dst=20.0.0.2,flags(-df-csum)),in_port(gre_sys),packet_type(ns=0,id=0),eth(dst=46:1e:7d:1a:95:a1),eth_type(0x0800),ipv4(dst=192.168.10.20,frag=no), packets:1, bytes:98, used:0.0s, actions:set(eth(dst=aa:55:aa:55:00:02)),n2
])

### Check the received packets

AT_CHECK([
    ovs-pcap n1.pcap
], [0], [dnl
aa55aa550001461e7d1a95a10800450000542c1f40004001791bc0a80a14c0a80a0a0800154b0b6800011b519a580000000054cf0e0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa550001461e7d1a95a10800450000542c744000400178c6c0a80a14c0a80a0a08003f420b6800021c519a580000000029d70e0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa550001000000000000080045000054b80440004001ed2bc0a80a1ec0a80a0a0800e17a77d5015e64509a5800000000d3d50c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa550001000000000000080045000054b8a240004001ec8dc0a80a1ec0a80a0a0800627177d5015f65509a580000000051de0c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
])

AT_CHECK([
    ovs-pcap n2.pcap
], [0], [dnl
aa55aa5500023a6dd2099cab080045000054500b40004001552fc0a80a0ac0a80a140800531f09a90001e9509a580000000055ba030000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa5500023a6dd2099cab08004500005450934000400154a7c0a80a0ac0a80a140800f41d09a90002ea509a5800000000b3ba030000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa5500021e2ce92a669e080045000054e5b540004001bf70c0a80a1ec0a80a140800b3f1065b000188509a580000000050360c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa5500021e2ce92a669e080045000054e5cf40004001bf56c0a80a1ec0a80a140800a2ed065b000289509a580000000060390c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
])

AT_CHECK([
    ovs-pcap n3.pcap
], [0], [dnl
aa55aa5500033a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa5500033a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa550003461e7d1a95a1080045000054f7d440004001ad51c0a80a14c0a80a1e08000e760c1e000131519a580000000047ee0b0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
aa55aa550003461e7d1a95a1080045000054f89540004001ac90c0a80a14c0a80a1e0800736f0c1e000232519a5800000000e1f30b0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
])


# N3 to N2, from L3 GRE to PTAP port between br-in3 and br-in2. Dropping L3 packet on L2 dummy port in br-in2.

# Strips 'n_packets=...' from ovs-ofctl output.
strip_n_packets () {
    sed 's/n_packets=[[0-9]]*, //'
}

# Strips 'n_bytes=...' from ovs-ofctl output.
strip_n_bytes () {
    sed 's/n_bytes=[[0-9]]*, //'
}

# Modify flow rules to receive L3 packet in br-in2.
AT_CHECK([
    ovs-ofctl add-flow br-in2 packet_type=\(1,0x800\),nw_dst=$N2_IP,actions=$N2_OFPORT # Route L3 packet to N2 in br-in2
    ovs-ofctl add-flow br-in3 ip,nw_dst=$N2_IP,actions=3021 # Route to N2 via the L3 tunnel
], [0])

AT_CHECK([
    ovs-ofctl dump-flows br-in2 | ofctl_strip | strip_n_bytes | strip_n_packets | sort | grep actions
], [0], [dnl
 ip,nw_dst=192.168.10.10 actions=output:2010
 ip,nw_dst=192.168.10.20 actions=mod_dl_dst:aa:55:aa:55:00:02,output:20
 ip,nw_dst=192.168.10.30 actions=output:2010
 packet_type=(1,0x800),nw_dst=192.168.10.10 actions=output:2010
 packet_type=(1,0x800),nw_dst=192.168.10.20 actions=output:20
 packet_type=(1,0x800),nw_dst=192.168.10.30 actions=output:2030
])

AT_CHECK([
    ovs-ofctl dump-flows br-in3 | ofctl_strip | strip_n_bytes | strip_n_packets | sort | grep actions
], [0], [dnl
 ip,nw_dst=192.168.10.10 actions=output:3021
 ip,nw_dst=192.168.10.20 actions=output:3021
 ip,nw_dst=192.168.10.30 actions=mod_dl_dst:aa:55:aa:55:00:03,output:30
])

# Clear up megaflow cache
ovs-appctl time/warp 11000

# N3 to N2 via L3 GRE tunnel between br-in3 and br-in2
AT_CHECK([
    ovs-appctl netdev-dummy/receive n3 461e7d1a95a11e2ce92a669e080045000054e5b540004001bf70c0a80a1ec0a80a140800b3f1065b000188509a580000000050360c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n3 461e7d1a95a11e2ce92a669e080045000054e5cf40004001bf56c0a80a1ec0a80a140800a2ed065b000289509a580000000060390c0000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000


AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n3),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(dst=192.168.10.20,tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:pop_eth,tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=aa:55:00:00:00:02,src=aa:55:00:00:00:03,dl_type=0x0800),ipv4(src=30.0.0.3,dst=30.0.0.2,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x800))),out_port(br-p3)),set(ipv4(src=20.0.0.3,dst=20.0.0.2)),tnl_pop(gre_sys)
recirc_id(0),tunnel(src=20.0.0.3,dst=20.0.0.2,flags(-df-csum)),in_port(gre_sys),packet_type(ns=1,id=0x800),eth_type(0x0800),ipv4(dst=192.168.10.20,frag=no), packets:1, bytes:84, used:0.0s, actions:drop
])

OVS_VSWITCHD_STOP(["/The Open vSwitch kernel module is probably not loaded/d"])
AT_CLEANUP


AT_SETUP([ptap - check decap() prerequisits])
OVS_VSWITCHD_START

# Decap IP header, then set IP destination address. This should fail.
AT_CHECK([
    ovs-ofctl add-flow br0 "in_port=1,packet_type=(1,0x800),actions=decap(),set_field:1.1.1.1->nw_dst"
], [1], [stdout], [stderr])

AT_CHECK([
    cat stderr | cut -d '|' -f 3-
], [0], [dnl
ofp_actions|WARN|set_field ip_dst lacks correct prerequisites
ovs-ofctl: actions are invalid with specified match (OFPBAC_MATCH_INCONSISTENT)
])

# Decap Ethernet header, then set IP destination address. This should work.
AT_CHECK([
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=1,ip,actions=decap(),set_field:1.1.1.1->nw_dst"
], [0])

# Decap IP header, then set metadata. This should work.
AT_CHECK([
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=1,packet_type=(1,0x800),actions=decap(),set_field:1234->metadata"
], [0])

OVS_VSWITCHD_STOP
AT_CLEANUP


AT_SETUP([ptap - check encap/decap VLAN tagged Ethernet frame])
OVS_VSWITCHD_START([dnl
    -- add-port br0 n1 -- set interface n1 type=dummy ofport_request=1 \
    -- add-port br0 n2 -- set interface n2 type=dummy ofport_request=2 \
    -- add-port br0 p1 -- set interface p1 type=patch options:peer=p2 ofport_request=3 \
    -- add-port br0 p2 -- set interface p2 type=patch options:peer=p1 ofport_request=4
])

# Decap VLAN tagged Ethernet frames -> should be dropped
AT_CHECK([
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=1,actions=push_vlan:0x8100,mod_vlan_vid:100,decap(),3"
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=4,actions=encap(ethernet),2"
], [0])

AT_CHECK([
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(1),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(frag=no), packets:1, bytes:98, used:0.0s, actions:drop
])

# Encap(ethernet) on Ethernet frame -> should be droped
AT_CHECK([
    ovs-ofctl del-flows br0
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=1,actions=3"
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=4,actions=encap(ethernet),2"
])

ovs-appctl time/warp 11000

AT_CHECK([
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(1),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(frag=no), packets:1, bytes:98, used:0.0s, actions:drop
])

# Encap(ethernet) on VLAN tagged Ethernet frame -> should be droped
AT_CHECK([
    ovs-ofctl del-flows br0
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=1,actions=push_vlan:0x8100,mod_vlan_vid:100,encap(ethernet),3"
    ovs-ofctl add-flow br0 -OOpenFlow13 "in_port=4,actions=2"
])

ovs-appctl time/warp 11000

AT_CHECK([
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n1 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(1),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(frag=no), packets:1, bytes:98, used:0.0s, actions:drop
])

OVS_VSWITCHD_STOP
AT_CLEANUP


AT_SETUP([ptap - L3 over patch port])

########################
# L3 over patch port
#
# (192.168.10.10)     (192.168.10.30)
#    n0                  n1
#     |                   |
#  +--o------+         +--o------+
#  |   br0   |         |   br1   |
#  +------o--+         +--o---o--+
#      p0 |            p1 |   gre1 (ptap)
#         +---------------+   10.0.0.1
#
#                             LOCAL
#                      +------o--+
#                      |   br2   |
#                      +------o--+
#                             |
#                            n2
#                         10.0.0.2

HWADDR_BRP2=aa:55:00:00:00:02

OVS_VSWITCHD_START([dnl
    -- add-br br1 \
    -- set bridge br1 datapath_type=dummy fail-mode=secure \
    -- add-br br2 \
    -- set bridge br2 datapath_type=dummy fail-mode=secure \
       other_config:hwaddr=\"$HWADDR_BRP2\" \
    -- add-port br0 p0 \
    -- set interface p0 type=patch options:peer=p1 ofport_request=10 \
    -- add-port br1 p1 \
    -- set interface p1 type=patch options:peer=p0 ofport_request=20 \
    -- add-port br0 n0 \
    -- set interface n0 type=dummy ofport_request=30 \
    -- add-port br1 n1 \
    -- set interface n1 type=dummy options:tx_pcap=n1.pcap ofport_request=40 \
    -- add-port br2 n2 \
    -- set interface n2 type=dummy options:tx_pcap=n2.pcap ofport_request=50 \
    -- add-port br1 gre1 \
    -- set interface gre1 type=gre options:remote_ip=10.0.0.2 \
       options:packet_type=ptap ofport_request=100
])

### Verify datapath configuration
AT_CHECK([
    ovs-appctl dpif/show | grep -v hit | sed 's./[[0-9]]\{1,\}..'
], [0], [dnl
  br0:
    br0 65534: (dummy-internal)
    n0 30: (dummy)
    p0 10/none: (patch: peer=p1)
  br1:
    br1 65534: (dummy-internal)
    gre1 100: (gre: packet_type=ptap, remote_ip=10.0.0.2)
    n1 40: (dummy)
    p1 20/none: (patch: peer=p0)
  br2:
    br2 65534: (dummy-internal)
    n2 50: (dummy)
])

AT_CHECK([
    ovs-appctl netdev-dummy/ip4addr br2 10.0.0.1/24 &&
    ovs-appctl tnl/arp/set br2 10.0.0.2 de:af:be:ef:ba:be
], [0], [ignore])

AT_CHECK([
    ovs-appctl ovs/route/show | grep Cached:
], [0], [dnl
Cached: 10.0.0.0/24 dev br2 SRC 10.0.0.1 local
])


AT_CHECK([
    ovs-ofctl del-flows br0 &&
    ovs-ofctl del-flows br1 &&
    ovs-ofctl del-flows br2 &&
    ovs-ofctl add-flow br0 in_port=n0,actions=decap,output=p0 -OOpenFlow13 &&
    ovs-ofctl add-flow br1 in_port=p1,actions=output=gre1 &&
    ovs-ofctl add-flow br2 in_port=LOCAL,actions=output=n2
], [0])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br0 | ofctl_strip | grep actions],
[0], [dnl
 in_port=30 actions=decap(),output:10
])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br1 | ofctl_strip | grep actions],
[0], [dnl
 reset_counts in_port=20 actions=output:100
])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br2 | ofctl_strip | grep actions],
[0], [dnl
 reset_counts in_port=LOCAL actions=output:50
])

AT_CHECK([
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n0),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:pop_eth,tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=de:af:be:ef:ba:be,src=aa:55:00:00:00:02,dl_type=0x0800),ipv4(src=10.0.0.1,dst=10.0.0.2,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x800))),out_port(br2)),n2
])

AT_CHECK([
    ovs-pcap n2.pcap
], [0], [dnl
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
])


dnl output L3 to ports with different packet_type properties
ovs-appctl time/warp 11000

## L3 packet over L2 legacy port

AT_CHECK([
    ovs-ofctl del-flows br0 &&
    ovs-ofctl del-flows br1 &&
    ovs-ofctl del-flows br2 &&
    ovs-ofctl add-flow br0 -OOpenFlow13 in_port=n0,actions=decap,output=p0 &&
    ovs-ofctl add-flow br1 in_port=p1,actions=output=n1
], [0])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br0 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=30 actions=decap(),output:10
])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br1 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=20 actions=output:40
])

AT_CHECK([
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n0),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(frag=no), packets:1, bytes:98, used:0.0s, actions:drop
])

AT_CHECK([
    ovs-pcap n1.pcap
], [0], [dnl
])

## L3 packet over ptap and L2 legacy port

AT_CHECK([
    ovs-ofctl del-flows br0 &&
    ovs-ofctl del-flows br1 &&
    ovs-ofctl del-flows br2 &&
    ovs-ofctl add-flow br0 in_port=n0,actions=decap,output=p0 -OOpenFlow13 &&
    ovs-ofctl add-flow br1 in_port=p1,actions=output=n1,gre1 &&
    ovs-ofctl add-flow br2 in_port=LOCAL,actions=output=n2
], [0])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br0 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=30 actions=decap(),output:10
])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br1 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=20 actions=output:40,output:100
])

AT_CHECK([ovs-ofctl -OOpenFlow13 dump-flows br2 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=LOCAL actions=output:50
])

AT_CHECK([
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n0),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:pop_eth,tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=de:af:be:ef:ba:be,src=aa:55:00:00:00:02,dl_type=0x0800),ipv4(src=10.0.0.1,dst=10.0.0.2,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x800))),out_port(br2)),n2
])

AT_CHECK([
    ovs-pcap n1.pcap
], [0], [dnl
])

AT_CHECK([
    ovs-pcap n2.pcap
], [0], [dnl
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
])


## L2 packet over L3 legacy port and L2 legacy port
ovs-appctl time/warp 11000

AT_CHECK([
    ovs-vsctl set interface gre1 type=gre options:remote_ip=10.0.0.2 \
              options:packet_type=legacy_l3 ofport_request=100
], [0])

### Verify datapath configuration
AT_CHECK([
    ovs-appctl dpif/show | grep -v hit | sed 's./[[0-9]]\{1,\}..'
], [0], [dnl
  br0:
    br0 65534: (dummy-internal)
    n0 30: (dummy)
    p0 10/none: (patch: peer=p1)
  br1:
    br1 65534: (dummy-internal)
    gre1 100: (gre: packet_type=legacy_l3, remote_ip=10.0.0.2)
    n1 40: (dummy)
    p1 20/none: (patch: peer=p0)
  br2:
    br2 65534: (dummy-internal)
    n2 50: (dummy)
])

AT_CHECK([
    ovs-ofctl del-flows br0 &&
    ovs-ofctl del-flows br1 &&
    ovs-ofctl del-flows br2 &&
    ovs-ofctl add-flow br0 in_port=n0,actions=output=p0 &&
    ovs-ofctl add-flow br1 in_port=p1,actions=output=n1,gre1 &&
    ovs-ofctl add-flow br2 in_port=LOCAL,actions=output=n2
], [0])

AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=30 actions=output:10
])

AT_CHECK([ovs-ofctl dump-flows br1 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=20 actions=output:40,output:100
])

AT_CHECK([ovs-ofctl dump-flows br2 | ofctl_strip | grep actions | sed 's/reset_counts //'],
[0], [dnl
 in_port=LOCAL actions=output:50
])

AT_CHECK([
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive n0 1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(n0),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(tos=0/0x3,frag=no), packets:1, bytes:98, used:0.0s, actions:n1,pop_eth,tnl_push(tnl_port(gre_sys),header(size=38,type=3,eth(dst=de:af:be:ef:ba:be,src=aa:55:00:00:00:02,dl_type=0x0800),ipv4(src=10.0.0.1,dst=10.0.0.2,proto=47,tos=0,ttl=64,frag=0x4000),gre((flags=0x0,proto=0x800))),out_port(br2)),n2
])

AT_CHECK([
    ovs-pcap n1.pcap
], [0], [dnl
1e2ce92a669e3a6dd2099cab0800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
1e2ce92a669e3a6dd2099cab0800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
])

AT_CHECK([
    ovs-pcap n2.pcap
], [0], [dnl
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a53400040011addc0a80a0ac0a80a1e08006f200a4d0001fc509a58000000002715020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
deafbeefbabeaa550000000208004500006c00004000402f26610a0000010a00000200000800450000548a83400040011aadc0a80a0ac0a80a1e0800b7170a4d0002fd509a5800000000de1c020000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
])

OVS_VSWITCHD_STOP
AT_CLEANUP


AT_SETUP([ptap - recirculate after packet_type change])

########################
#      --<--+
#     LOCAL |
#        +--o------+
#        |  int-br |
#        +------o--+
#               L3 tunnel (remote : 20.0.0.2/24)
#        +--o------+
#        |   br0   |  <- 20.0.0.1/24
#        +------o--+
#            p0 |
#               +--<--

OVS_VSWITCHD_START([dnl
    -- set bridge br0 other-config:hwaddr=aa:bb:cc:00:00:01 \
    -- add-port br0 p0 \
    -- set interface p0 type=dummy other_config:hwaddr=aa:bb:cc:00:00:01 ofport_request=1 \
    -- add-br int-br -- set bridge int-br datapath_type=dummy \
    -- add-port int-br tunnel \
    -- set interface tunnel type=gre options:packet_type=legacy_l3 options:remote_ip=20.0.0.2 ofport_request=2
])

### Verify datapath configuration
AT_CHECK([
    ovs-appctl dpif/show | grep -v hit | sed 's./[[0-9]]\{1,\}..'
], [0], [dnl
  br0:
    br0 65534: (dummy-internal)
    p0 1: (dummy)
  int-br:
    int-br 65534: (dummy-internal)
    tunnel 2: (gre: packet_type=legacy_l3, remote_ip=20.0.0.2)
])

AT_CHECK([
    ovs-appctl netdev-dummy/ip4addr br0 20.0.0.1/24 &&
    ovs-appctl tnl/neigh/set br0 20.0.0.1 aa:bb:cc:00:00:01 &&
    ovs-appctl tnl/neigh/set br0 20.0.0.2 aa:bb:cc:00:00:02
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl ovs/route/show | grep Cached:
],[0], [dnl
Cached: 20.0.0.0/24 dev br0 SRC 20.0.0.1 local
])

AT_CHECK([
    ovs-appctl tnl/neigh/show | grep br | tr -s ' ' | sort
],[0], [dnl
20.0.0.1 aa:bb:cc:00:00:01 br0
20.0.0.2 aa:bb:cc:00:00:02 br0
])

# Goto_table after pop_mpls triggers recirculation.
AT_CHECK([
    ovs-ofctl del-flows br0 &&
    ovs-ofctl del-flows int-br &&
    ovs-ofctl add-flow br0 "actions=normal"
    ovs-ofctl add-flow int-br "table=0,in_port=tunnel,actions=pop_mpls:0x800,goto_table:20" &&
    ovs-ofctl add-flow int-br "table=20,actions=dec_ttl,output:LOCAL"
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-ofctl dump-flows br0 -OOpenFlow13 | ofctl_strip | grep actions | sed 's/reset_counts //'
], [0], [dnl
 actions=NORMAL
])

AT_CHECK([
    ovs-ofctl dump-flows int-br -OOpenFlow13 | ofctl_strip | grep actions | sed 's/reset_counts //'
], [0], [dnl
 in_port=2 actions=pop_mpls:0x0800,resubmit(,20)
 table=20, actions=dec_ttl,LOCAL
])

# Receive MPLS over L3 GRE packet in underlay bridge.
AT_CHECK([
    ovs-appctl netdev-dummy/receive p0 aabbcc000001aabbcc00000208004500007000004000402f125d140000021400000100008847003e71404500005470f5400040013445c0a80a14c0a80a0a08004e1adbfc0001566b575a00000000604f010000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive p0 aabbcc000001aabbcc00000208004500007000004000402f125d140000021400000100008847003e71404500005470f5400040013445c0a80a14c0a80a0a08004e1adbfc0001566b575a00000000604f010000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-appctl netdev-dummy/receive p0 aabbcc000001aabbcc00000208004500007000004000402f125d140000021400000100008847003e71404500005470f5400040013445c0a80a14c0a80a0a08004e1adbfc0001566b575a00000000604f010000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
    ovs-appctl netdev-dummy/receive p0 aabbcc000001aabbcc00000208004500007000004000402f125d140000021400000100008847003e71404500005470f5400040013445c0a80a14c0a80a0a08004e1adbfc0001566b575a00000000604f010000000000101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f3031323334353637
], [0], [ignore])

ovs-appctl time/warp 1000

# After packet has been received on L3 port in overlay bridge, its packet_type changes to Ethernet.
# Resubmit after pop_mpls recirculates the L2 packet.
AT_CHECK([
    ovs-appctl dpctl/dump-flows --names dummy@ovs-dummy | strip_used | grep -v ipv6 | sort
], [0], [flow-dump from the main thread:
recirc_id(0),in_port(p0),packet_type(ns=0,id=0),eth(src=aa:bb:cc:00:00:02,dst=aa:bb:cc:00:00:01),eth_type(0x0800),ipv4(dst=20.0.0.1,proto=47,frag=no), packets:3, bytes:378, used:0.0s, actions:tnl_pop(gre_sys)
recirc_id(0),tunnel(src=20.0.0.2,dst=20.0.0.1,flags(-df-csum)),in_port(gre_sys),packet_type(ns=1,id=0x8847),eth_type(0x8847),mpls(label=999/0x0,tc=0/0,ttl=64/0x0,bos=1/1), packets:3, bytes:264, used:0.0s, actions:push_eth(src=00:00:00:00:00:00,dst=00:00:00:00:00:00),pop_mpls(eth_type=0x800),recirc(0x1)
recirc_id(0x1),tunnel(src=20.0.0.2,dst=20.0.0.1,flags(-df-csum)),in_port(gre_sys),packet_type(ns=0,id=0),eth_type(0x0800),ipv4(proto=1,ttl=64,frag=no), packets:3, bytes:294, used:0.0s, actions:set(ipv4(ttl=63)),int-br
])

ovs-appctl time/warp 1000

AT_CHECK([
    ovs-ofctl dump-ports int-br LOCAL
    ovs-ofctl dump-ports int-br 2
], [0], [OFPST_PORT reply (xid=0x2): 1 ports
  port LOCAL: rx pkts=0, bytes=0, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=4, bytes=392, drop=?, errs=?, coll=?
OFPST_PORT reply (xid=0x2): 1 ports
  port  2: rx pkts=4, bytes=352, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=0, bytes=0, drop=?, errs=?, coll=?
])

OVS_VSWITCHD_STOP
AT_CLEANUP
