-AT_BANNER([kmod-sanity])
+AT_BANNER([datapath-sanity])
-AT_SETUP([kmod - ping between two ports])
-OVS_KMOD_VSWITCHD_START(
- [set-fail-mode br0 standalone -- ])
+AT_SETUP([datapath - ping between two ports])
+OVS_TRAFFIC_VSWITCHD_START()
+
+AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
ADD_NAMESPACES(at_ns0, at_ns1)
ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
-AT_CAPTURE_FILE([ping.output])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping -q -c 3 -i 0.3 -w 2 10.1.1.2 > ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.2 >> ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.2 >> ping.output"])
-
-AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time 0ms/'], [0], [dnl
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
-OVS_KMOD_VSWITCHD_STOP
+OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
-AT_SETUP([kmod - ping between two ports on vlan])
-OVS_KMOD_VSWITCHD_START(
- [set-fail-mode br0 standalone -- ])
+AT_SETUP([datapath - ping between two ports on vlan])
+OVS_TRAFFIC_VSWITCHD_START()
+
+AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
ADD_NAMESPACES(at_ns0, at_ns1)
ADD_VLAN(p0, at_ns0, 100, "10.2.2.1/24")
ADD_VLAN(p1, at_ns1, 100, "10.2.2.2/24")
-AT_CAPTURE_FILE([ping.output])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping -q -c 3 -i 0.3 -w 2 10.2.2.2 > ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 1600 -q -c 3 -i 0.3 -w 2 10.2.2.2 >> ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 3200 -q -c 3 -i 0.3 -w 2 10.2.2.2 >> ping.output"])
-
-AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time 0ms/'], [0], [dnl
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
-OVS_KMOD_VSWITCHD_STOP
+OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
-AT_SETUP([kmod - ping6 between two ports])
-OVS_KMOD_VSWITCHD_START(
- [set-fail-mode br0 standalone -- ])
+AT_SETUP([datapath - ping6 between two ports])
+OVS_TRAFFIC_VSWITCHD_START()
+
+AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
ADD_NAMESPACES(at_ns0, at_ns1)
dnl "connect: Cannot assign requested address"
sleep 2;
-AT_CAPTURE_FILE([ping.output])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -q -c 3 -i 0.3 -w 2 fc00::2 > ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00::2 >> ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00::2 >> ping.output"])
-
-AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time 0ms/'], [0], [dnl
+NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
-OVS_KMOD_VSWITCHD_STOP
+OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
-AT_SETUP([kmod - ping6 between two ports on vlan])
-OVS_KMOD_VSWITCHD_START(
- [set-fail-mode br0 standalone -- ])
+AT_SETUP([datapath - ping6 between two ports on vlan])
+OVS_TRAFFIC_VSWITCHD_START()
+
+AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
ADD_NAMESPACES(at_ns0, at_ns1)
dnl "connect: Cannot assign requested address"
sleep 2;
-AT_CAPTURE_FILE([ping.output])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -q -c 3 -i 0.3 -w 2 fc00:1::2 > ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00:1::2 >> ping.output"])
-AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00:1::2 >> ping.output"])
+NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([datapath - ping over vxlan tunnel])
+OVS_CHECK_VXLAN()
+
+OVS_TRAFFIC_VSWITCHD_START()
+ADD_BR([br-underlay])
+
+AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
+AT_CHECK([ovs-ofctl add-flow br-underlay "actions=normal"])
-AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time 0ms/'], [0], [dnl
+ADD_NAMESPACES(at_ns0)
+
+dnl Set up underlay link from host into the namespace using veth pair.
+ADD_VETH(p0, at_ns0, br-underlay, "172.31.1.1/24")
+AT_CHECK([ip addr add dev br-underlay "172.31.1.100/24"])
+AT_CHECK([ip link set dev br-underlay up])
+
+dnl Set up tunnel endpoints on OVS outside the namespace and with a native
+dnl linux device inside the namespace.
+ADD_OVS_TUNNEL([vxlan], [br0], [at_vxlan0], [172.31.1.1], [10.1.1.100/24])
+ADD_NATIVE_TUNNEL([vxlan], [at_vxlan1], [at_ns0], [172.31.1.100], [10.1.1.1/24],
+ [id 0 dstport 4789])
+
+dnl First, check the underlay
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 172.31.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Okay, now check the overlay with different packet sizes
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - controller])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=100,in_port=1,udp,action=ct(commit),controller
+priority=100,in_port=2,ct_state=-trk,udp,action=ct(table=0)
+priority=100,in_port=2,ct_state=+trk+est,udp,action=controller
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+AT_CAPTURE_FILE([ofctl_monitor.log])
+AT_CHECK([ovs-ofctl monitor br0 65534 invalid_ttl --detach --no-chdir --pidfile 2> ofctl_monitor.log])
+
+dnl Send an unsolicited reply from port 2. This should be dropped.
+AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) '50540000000a50540000000908004500001c00000000001100000a0101020a0101010002000100080000'])
+
+dnl OK, now start a new connection from port 1.
+AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 1 ct\(commit\),controller '50540000000a50540000000908004500001c00000000001100000a0101010a0101020001000200080000'])
+
+dnl Now try a reply from port 2.
+AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) '50540000000a50540000000908004500001c00000000001100000a0101020a0101010002000100080000'])
+
+dnl Check this output. We only see the latter two packets, not the first.
+AT_CHECK([cat ofctl_monitor.log], [0], [dnl
+NXT_PACKET_IN (xid=0x0): total_len=42 in_port=1 (via action) data_len=42 (unbuffered)
+udp,vlan_tci=0x0000,dl_src=50:54:00:00:00:09,dl_dst=50:54:00:00:00:0a,nw_src=10.1.1.1,nw_dst=10.1.1.2,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=1,tp_dst=2 udp_csum:0
+NXT_PACKET_IN (xid=0x0): cookie=0x0 total_len=42 ct_state=est|rpl|trk,in_port=2 (via action) data_len=42 (unbuffered)
+udp,vlan_tci=0x0000,dl_src=50:54:00:00:00:09,dl_dst=50:54:00:00:00:0a,nw_src=10.1.1.2,nw_dst=10.1.1.1,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=2,tp_dst=1 udp_csum:0
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv4 HTTP])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=ct(commit),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=2,ct_state=+trk+est,tcp,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Basic connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 >/dev/null])
+
+dnl HTTP requests from ns0->ns1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+])
+
+dnl HTTP requests from ns1->ns0 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns1], [wget 10.1.1.1 -t 3 -T 1 -v -o wget1.log], [4])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv6 HTTP])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,icmp6,action=normal
+priority=100,in_port=1,tcp6,action=ct(commit),2
+priority=100,in_port=2,ct_state=-trk,tcp6,action=ct(table=0)
+priority=100,in_port=2,ct_state=+trk+est,tcp6,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Without this sleep, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+sleep 2;
+
+dnl HTTP requests from ns0->ns1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py http6]], [http0.pid])
+
+NS_CHECK_EXEC([at_ns0], [wget http://[[fc00::2]] -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(fc00::2)], [0], [dnl
+tcp,orig=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),reply=(src=fc00::2,dst=fc00::1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+])
+
+dnl HTTP requests from ns1->ns0 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py http6]], [http1.pid])
+NS_CHECK_EXEC([at_ns1], [wget http://[[fc00::1]] -t 3 -T 1 -v -o wget1.log], [4])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - commit, recirc])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Allow any traffic from ns0->ns1, ns2->ns3.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,ct_state=-trk,action=ct(commit,table=0)
+priority=100,in_port=1,tcp,ct_state=+trk,action=2
+priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
+priority=100,in_port=2,tcp,ct_state=+trk,action=1
+priority=100,in_port=3,tcp,ct_state=-trk,action=set_field:0->metadata,ct(table=0)
+priority=100,in_port=3,tcp,ct_state=+trk,metadata=0,action=set_field:1->metadata,ct(commit,table=0)
+priority=100,in_port=3,tcp,ct_state=+trk,metadata=1,action=4
+priority=100,in_port=4,tcp,ct_state=-trk,action=ct(commit,table=0)
+priority=100,in_port=4,tcp,ct_state=+trk,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl HTTP requests from p2->p3 should work fine.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 --retry-connrefused -v -o wget1.log])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - preserve registers])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Allow any traffic from ns0->ns1, ns2->ns3.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,ct_state=-trk,action=ct(commit,table=0)
+priority=100,in_port=1,tcp,ct_state=+trk,action=2
+priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
+priority=100,in_port=2,tcp,ct_state=+trk,action=1
+priority=100,in_port=3,tcp,ct_state=-trk,action=load:0->NXM_NX_REG0[[]],ct(table=0)
+priority=100,in_port=3,tcp,ct_state=+trk,reg0=0,action=load:1->NXM_NX_REG0[[]],ct(commit,table=0)
+priority=100,in_port=3,tcp,ct_state=+trk,reg0=1,action=4
+priority=100,in_port=4,tcp,ct_state=-trk,action=ct(commit,table=0)
+priority=100,in_port=4,tcp,ct_state=+trk,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl HTTP requests from p2->p3 should work fine.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 --retry-connrefused -v -o wget1.log])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - invalid])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Pass traffic from ns0->ns1 without committing, but attempt to track in
+dnl the opposite direction. This should fail.
+dnl Pass traffic from ns3->ns4 without committing, and this time match
+dnl invalid traffic and allow it through.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=ct(),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=2,ct_state=+trk+new,tcp,action=1
+priority=100,in_port=3,tcp,action=ct(),4
+priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=4,ct_state=+trk+inv,tcp,action=3
+priority=100,in_port=4,ct_state=+trk+new,tcp,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl We set up our rules to allow the request without committing. The return
+dnl traffic can't be identified, because the initial request wasn't committed.
+dnl For the first pair of ports, this means that the connection fails.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log], [4])
+
+dnl For the second pair, we allow packets from invalid connections, so it works.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 --retry-connrefused -v -o wget1.log])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - zones])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Allow any traffic from ns0->ns1. Allow return traffic, matching on zone.
+dnl For ns2->ns3, use a different zone and see that the match fails.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=ct(commit,zone=1),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0,zone=1)
+priority=100,in_port=2,ct_state=+trk,ct_zone=1,tcp,action=1
+priority=100,in_port=3,tcp,action=ct(commit,zone=2),4
+priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0,zone=2)
+priority=100,in_port=4,ct_state=+trk,ct_zone=1,tcp,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+dnl HTTP requests from p2->p3 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
+tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=ESTABLISHED)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - zones from field])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=load:0x1001->NXM_NX_REG0[[0..15]],ct(commit,zone=NXM_NX_REG0[[0..15]]),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=load:0x1001->NXM_NX_REG0[[0..15]],ct(table=0,zone=NXM_NX_REG0[[0..15]])
+priority=100,in_port=2,ct_state=+trk,ct_zone=0x1001,tcp,action=1
+priority=100,in_port=3,tcp,action=load:0x1002->NXM_NX_REG0[[0..15]],ct(commit,zone=NXM_NX_REG0[[0..15]]),4
+priority=100,in_port=4,ct_state=-trk,tcp,action=load:0x1002->NXM_NX_REG0[[0..15]],ct(table=0,zone=NXM_NX_REG0[[0..15]])
+priority=100,in_port=4,ct_state=+trk,ct_zone=0x1001,tcp,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=4097,protoinfo=(state=TIME_WAIT)
+])
+
+dnl HTTP requests from p2->p3 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
+tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),zone=4098,protoinfo=(state=ESTABLISHED)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - multiple bridges])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START(
+ [_ADD_BR([br1]) --\
+ add-port br0 patch+ -- set int patch+ type=patch options:peer=patch- --\
+ add-port br1 patch- -- set int patch- type=patch options:peer=patch+ --])
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br1, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->br1, allow established in reverse.
+AT_DATA([flows-br0.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=2,tcp,ct_state=-trk,action=ct(commit,zone=1),1
+priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0,zone=1)
+priority=100,in_port=1,tcp,ct_state=+trk+est,ct_zone=1,action=2
+])
+
+dnl Allow any traffic from br0->ns1, allow established in reverse.
+AT_DATA([flows-br1.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0,zone=2)
+priority=100,in_port=1,tcp,ct_state=+trk+new,ct_zone=2,action=ct(commit,zone=2),2
+priority=100,in_port=1,tcp,ct_state=+trk+est,ct_zone=2,action=2
+priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0,zone=2)
+priority=100,in_port=2,tcp,ct_state=+trk+est,ct_zone=2,action=ct(commit,zone=2),1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows-br0.txt])
+AT_CHECK([ovs-ofctl --bundle add-flows br1 flows-br1.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - multiple zones])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=ct(commit,zone=1),ct(commit,zone=2),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0,zone=2)
+priority=100,in_port=2,ct_state=+trk,ct_zone=2,tcp,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl (again) HTTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=SYN_SENT)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - multiple zones, local])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0)
+
+AT_CHECK([ip addr add dev br0 "10.1.1.1/24"])
+AT_CHECK([ip link set dev br0 up])
+on_exit 'ip addr del dev br0 "10.1.1.1/24"'
+ADD_VETH(p0, at_ns0, br0, "10.1.1.2/24")
+
+dnl Allow traffic from local stack to ns0. Only allow neighbour discovery,
+dnl return traffic from ns0 back to the local stack.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=100,in_port=LOCAL,ip,ct_state=-trk,action=drop
+priority=100,in_port=LOCAL,ip,ct_state=+trk+new,action=ct(commit,zone=1),ct(commit,zone=2),1
+priority=100,in_port=LOCAL,ip,ct_state=+trk+est,action=ct(commit,zone=1),ct(commit,zone=2),1
+priority=100,in_port=1,ip,ct_state=-trk,action=ct(table=1,zone=1)
+table=1,priority=100,in_port=1,ip,ct_state=+trk+est,ct_zone=1,action=ct(table=2,zone=2)
+table=2,priority=100,in_port=1,ip,ct_state=+trk+est,ct_zone=2,action=LOCAL
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+AT_CHECK([ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl HTTP requests from root namespace to p0 should work fine.
+NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl (again) HTTP requests from root namespace to p0 should work fine.
+AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep "zone"], [0], [dnl
+icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=1
+icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=2
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - multiple namespaces, internal ports])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START(
+ [set-fail-mode br0 secure -- ])
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_INT(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_INT(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+dnl
+dnl If skb->nfct is leaking from inside the namespace, this test will fail.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,ct_state=-trk,action=ct(commit,zone=1),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0,zone=1)
+priority=100,in_port=2,ct_state=+trk,ct_zone=1,tcp,action=1
+])
+
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl (again) HTTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP(["dnl
+/ioctl(SIOCGIFINDEX) on .* device failed: No such device/d
+/removing policing failed: No such device/d"])
+AT_CLEANUP
+
+AT_SETUP([conntrack - multi-stage pipeline, local])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0)
+
+AT_CHECK([ip addr add dev br0 "10.1.1.1/24"])
+AT_CHECK([ip link set dev br0 up])
+on_exit 'ip addr del dev br0 "10.1.1.1/24"'
+ADD_VETH(p0, at_ns0, br0, "10.1.1.2/24")
+
+dnl Allow traffic from local stack to ns0. Only allow neighbour discovery,
+dnl return traffic from ns0 back to the local stack.
+AT_DATA([flows.txt], [dnl
+dnl default
+table=0,priority=1,action=drop
+table=0,priority=10,arp,action=normal
+
+dnl Load the output port to REG0
+table=0,priority=100,ip,in_port=LOCAL,action=load:1->NXM_NX_REG0[[0..15]],goto_table:1
+table=0,priority=100,ip,in_port=1,action=load:65534->NXM_NX_REG0[[0..15]],goto_table:1
+
+dnl Ingress pipeline
+dnl - Allow all connections from LOCAL port (commit and proceed to egress)
+dnl - All other connections go through conntracker using the input port as
+dnl a connection tracking zone.
+table=1,priority=150,in_port=LOCAL,ip,ct_state=+trk+new,action=ct(commit,zone=OXM_OF_IN_PORT[[0..15]]),goto_table:2
+table=1,priority=100,ip,action=ct(table=2,zone=OXM_OF_IN_PORT[[0..15]])
+table=1,priority=1,action=drop
+
+dnl Egress pipeline
+dnl - Allow all connections from LOCAL port (commit and skip to output)
+dnl - Allow other established connections to go through conntracker using
+dnl output port as a connection tracking zone.
+table=2,priority=150,in_port=LOCAL,ip,ct_state=+trk+new,action=ct(commit,zone=NXM_NX_REG0[[0..15]]),goto_table:4
+table=2,priority=100,ip,ct_state=+trk+est,action=ct(table=3,zone=NXM_NX_REG0[[0..15]])
+table=2,priority=1,action=drop
+
+dnl Only allow established traffic from egress ct lookup
+table=3,priority=100,ip,ct_state=+trk+est,action=goto_table:4
+table=3,priority=1,action=drop
+
+dnl output table
+table=4,priority=100,ip,action=output:NXM_NX_REG0[[]]
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+AT_CHECK([ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
-OVS_KMOD_VSWITCHD_STOP
+dnl HTTP requests from root namespace to p0 should work fine.
+NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl (again) HTTP requests from root namespace to p0 should work fine.
+AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep "zone"], [0], [dnl
+icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=1
+icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=65534
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=65534,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ct_mark])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Allow traffic between ns0<->ns1 using the ct_mark.
+dnl Check that different marks do not match for traffic between ns2<->ns3.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=ct(commit,exec(set_field:1->ct_mark)),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=2,ct_state=+trk,ct_mark=1,tcp,action=1
+priority=100,in_port=3,tcp,action=ct(commit,exec(set_field:2->ct_mark)),4
+priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=4,ct_state=+trk,ct_mark=1,tcp,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep TIME], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),mark=1,protoinfo=(state=TIME_WAIT)
+])
+
+dnl HTTP requests from p2->p3 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
+tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),mark=2,protoinfo=(state=ESTABLISHED)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ct_mark from register])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=load:1->NXM_NX_REG0[[0..31]],ct(commit,exec(move:NXM_NX_REG0[[0..31]]->NXM_NX_CT_MARK[[]])),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=2,ct_state=+trk,ct_mark=1,tcp,action=1
+priority=100,in_port=3,tcp,action=load:2->NXM_NX_REG0[[0..31]],ct(commit,exec(move:NXM_NX_REG0[[0..31]]->NXM_NX_CT_MARK[[]])),4
+priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=4,ct_state=+trk,ct_mark=1,tcp,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep TIME], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),mark=1,protoinfo=(state=TIME_WAIT)
+])
+
+dnl HTTP requests from p2->p3 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
+tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),mark=2,protoinfo=(state=ESTABLISHED)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ct_label])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
+
+dnl Allow traffic between ns0<->ns1 using the ct_label.
+dnl Check that different labels do not match for traffic between ns2<->ns3.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=ct(commit,exec(set_field:0x0a000d000005000001->ct_label)),2
+priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=2,ct_state=+trk,ct_label=0x0a000d000005000001,tcp,action=1
+priority=100,in_port=3,tcp,action=ct(commit,exec(set_field:0x2->ct_label)),4
+priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
+priority=100,in_port=4,ct_state=+trk,ct_label=0x0a000d000005000001,tcp,action=3
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl HTTP requests from p2->p3 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
+NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ICMP related])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow UDP traffic from ns0->ns1. Only allow related ICMP responses back.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=100,in_port=1,udp,action=ct(commit,exec(set_field:1->ct_mark)),2
+priority=100,in_port=2,icmp,ct_state=-trk,action=ct(table=0)
+priority=100,in_port=2,icmp,ct_state=+trk+rel,ct_mark=1,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl UDP packets from ns0->ns1 should solicit "destination unreachable" response.
+NS_CHECK_EXEC([at_ns0], [bash -c "echo a | nc $NC_EOF_OPT -u 10.1.1.2 10000"])
+
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort | grep -v drop], [0], [dnl
+ n_packets=1, n_bytes=44, priority=100,udp,in_port=1 actions=ct(commit,exec(load:0x1->NXM_NX_CT_MARK[[]])),output:2
+ n_packets=1, n_bytes=72, priority=100,ct_state=+rel+trk,ct_mark=0x1,icmp,in_port=2 actions=output:1
+ n_packets=1, n_bytes=72, priority=100,ct_state=-trk,icmp,in_port=2 actions=ct(table=0)
+ n_packets=2, n_bytes=84, priority=10,arp actions=NORMAL
+NXST_FLOW reply:
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ICMP related 2])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "172.16.0.1/24")
+ADD_VETH(p1, at_ns1, br0, "172.16.0.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=100,in_port=1,udp,ct_state=-trk,action=ct(commit,table=0)
+priority=100,in_port=1,ip,ct_state=+trk,actions=controller
+priority=100,in_port=2,ip,ct_state=-trk,action=ct(table=0)
+priority=100,in_port=2,ip,ct_state=+trk+rel+rpl,action=controller
+])
+
+AT_CHECK([ovs-ofctl --bundle replace-flows br0 flows.txt])
+
+AT_CAPTURE_FILE([ofctl_monitor.log])
+AT_CHECK([ovs-ofctl monitor br0 65534 invalid_ttl --detach --no-chdir --pidfile 2> ofctl_monitor.log])
+
+dnl 1. Send an ICMP port unreach reply for port 8738, without any previous request
+AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) 'f64c473528c9c6f54ecb72db080045c0003d2e8700004001f355ac100004ac1000030303553f0000000045000021317040004011b138ac100003ac10000411112222000d20966369616f0a'])
+
+dnl 2. Send and UDP packet to port 5555
+AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 1 ct\(commit,table=0\) 'c6f94ecb72dbe64c473528c9080045000021317040004011b138ac100001ac100002a28e15b3000d20966369616f0a'])
+
+dnl 3. Send an ICMP port unreach reply for port 5555, related to the first packet
+AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) 'e64c473528c9c6f94ecb72db080045c0003d2e8700004001f355ac100002ac1000010303553f0000000045000021317040004011b138ac100001ac100002a28e15b3000d20966369616f0a'])
+
+dnl Check this output. We only see the latter two packets, not the first.
+AT_CHECK([cat ofctl_monitor.log], [0], [dnl
+NXT_PACKET_IN (xid=0x0): cookie=0x0 total_len=47 ct_state=new|trk,in_port=1 (via action) data_len=47 (unbuffered)
+udp,vlan_tci=0x0000,dl_src=e6:4c:47:35:28:c9,dl_dst=c6:f9:4e:cb:72:db,nw_src=172.16.0.1,nw_dst=172.16.0.2,nw_tos=0,nw_ecn=0,nw_ttl=64,tp_src=41614,tp_dst=5555 udp_csum:2096
+NXT_PACKET_IN (xid=0x0): cookie=0x0 total_len=75 ct_state=rel|rpl|trk,in_port=2 (via action) data_len=75 (unbuffered)
+icmp,vlan_tci=0x0000,dl_src=c6:f9:4e:cb:72:db,dl_dst=e6:4c:47:35:28:c9,nw_src=172.16.0.2,nw_dst=172.16.0.1,nw_tos=192,nw_ecn=0,nw_ttl=64,icmp_type=3,icmp_code=3 icmp_csum:553f
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - FTP])
+AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows1.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,action=ct(alg=ftp,commit),2
+priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
+priority=100,in_port=2,tcp,ct_state=+trk+est,action=1
+priority=100,in_port=2,tcp,ct_state=+trk+rel,action=1
+])
+
+dnl Similar policy but without allowing all traffic from ns0->ns1.
+AT_DATA([flows2.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0)
+priority=100,in_port=1,tcp,ct_state=+trk+new,action=ct(commit,alg=ftp),2
+priority=100,in_port=1,tcp,ct_state=+trk+est,action=2
+priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
+priority=100,in_port=2,tcp,ct_state=+trk+new+rel,action=ct(commit),1
+priority=100,in_port=2,tcp,ct_state=+trk+est,action=1
+priority=100,in_port=2,tcp,ct_state=+trk-new+rel,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle replace-flows br0 flows1.txt])
+
+NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp1.pid])
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+
+dnl FTP requests from p1->p0 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NS_CHECK_EXEC([at_ns1], [wget ftp://10.1.1.1 --no-passive-ftp -t 3 -T 1 -v -o wget1.log], [4])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.1)], [0], [dnl
+])
+
+dnl FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
+])
+
+dnl Try the second set of flows.
+AT_CHECK([ovs-ofctl --bundle replace-flows br0 flows2.txt])
+AT_CHECK([ovs-appctl dpctl/flush-conntrack])
+
+dnl FTP requests from p1->p0 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NS_CHECK_EXEC([at_ns1], [wget ftp://10.1.1.1 --no-passive-ftp -t 3 -T 1 -v -o wget1.log], [4])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.1)], [0], [dnl
+])
+
+dnl Active FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v -o wget0-1.log])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+])
+
+AT_CHECK([ovs-appctl dpctl/flush-conntrack])
+
+dnl Passive FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0-2.log])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - IPv6 FTP])
+AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
+
+dnl Allow any traffic from ns0->ns1.
+dnl Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+dnl Track all IPv6 traffic and drop the rest.
+dnl Allow ICMPv6 both ways. No commit, so pings will not be tracked.
+table=0 priority=100 in_port=1 icmp6, action=2
+table=0 priority=100 in_port=2 icmp6, action=1
+table=0 priority=10 ip6, action=ct(table=1)
+table=0 priority=0 action=drop
+dnl
+dnl Table 1
+dnl
+dnl Allow new TCPv6 FTP control connections from port 1.
+table=1 in_port=1 ct_state=+new, tcp6, tp_dst=21, action=ct(alg=ftp,commit),2
+dnl Allow related TCPv6 connections from port 2.
+table=1 in_port=2 ct_state=+new+rel, tcp6, action=ct(commit),1
+dnl Allow established TCPv6 connections both ways.
+table=1 in_port=1 ct_state=+est, tcp6, action=2
+table=1 in_port=2 ct_state=+est, tcp6, action=1
+dnl Drop everything else.
+table=1 priority=0, action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+
+dnl FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://[[fc00::2]] -6 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
+
+dnl Discards CLOSE_WAIT and CLOSING
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(fc00::2) | grep -v "FIN" | grep -v "CLOS"], [0], [dnl
+tcp,orig=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),reply=(src=fc00::2,dst=fc00::1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=fc00::2,dst=fc00::1,sport=<cleared>,dport=<cleared>),reply=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - FTP with multiple expectations])
+AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Dual-firewall, allow all from ns1->ns2, allow established and ftp ns2->ns1.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=10,icmp,action=normal
+priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0,zone=1)
+priority=100,in_port=1,tcp,ct_zone=1,ct_state=+trk+new,action=ct(commit,alg=ftp,zone=1),ct(commit,alg=ftp,zone=2),2
+priority=100,in_port=1,tcp,ct_zone=1,ct_state=+trk+est,action=ct(table=0,zone=2)
+priority=100,in_port=1,tcp,ct_zone=2,ct_state=+trk+new,action=ct(commit,alg=ftp,zone=2)
+priority=100,in_port=1,tcp,ct_zone=2,ct_state=+trk+est,action=2
+priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0,zone=2)
+priority=100,in_port=2,tcp,ct_zone=2,ct_state=+trk+rel,action=ct(commit,zone=2),ct(commit,zone=1),1
+priority=100,in_port=2,tcp,ct_zone=2,ct_state=+trk+est,action=ct(table=0,zone=1)
+priority=100,in_port=2,tcp,ct_zone=1,ct_state=+trk+rel,action=ct(commit,zone=2),ct(commit,zone=1),1
+priority=100,in_port=2,tcp,ct_zone=1,ct_state=+trk+est,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp1.pid])
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+
+dnl FTP requests from p1->p0 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NS_CHECK_EXEC([at_ns1], [wget ftp://10.1.1.1 --no-passive-ftp -t 3 -T 1 -v -o wget1.log], [4])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.1)], [0], [dnl
+])
+
+dnl Active FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+tcp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
+])
+
+AT_CHECK([ovs-appctl dpctl/flush-conntrack])
+
+dnl Passive FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT),helper=ftp
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv4 fragmentation ])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Sending ping through conntrack
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=100,in_port=1,icmp,action=ct(commit,zone=9),2
+priority=100,in_port=2,ct_state=-trk,icmp,action=ct(table=0,zone=9)
+priority=100,in_port=2,ct_state=+trk+est-new,icmp,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Basic connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv4 fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv4 larger fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv4 fragmentation expiry])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+
+dnl Only allow non-fragmented messages and 1st fragments of each message
+priority=100,in_port=1,icmp,ip_frag=no,action=ct(commit,zone=9),2
+priority=100,in_port=1,icmp,ip_frag=firstaction=ct(commit,zone=9),2
+priority=100,in_port=2,ct_state=-trk,icmp,action=ct(table=0,zone=9)
+priority=100,in_port=2,ct_state=+trk+est-new,icmp,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Basic connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv4 fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 1 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
+7 packets transmitted, 0 received, 100% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv4 fragmentation + vlan])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+ADD_VLAN(p0, at_ns0, 100, "10.2.2.1/24")
+ADD_VLAN(p1, at_ns1, 100, "10.2.2.2/24")
+
+dnl Sending ping through conntrack
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=100,in_port=1,icmp,action=ct(commit,zone=9),2
+priority=100,in_port=2,ct_state=-trk,icmp,action=ct(table=0,zone=9)
+priority=100,in_port=2,ct_state=+trk+est-new,icmp,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Basic connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv4 fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv4 larger fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv6 fragmentation])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
+
+dnl Sending ping through conntrack
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,in_port=1,ipv6,action=ct(commit,zone=9),2
+priority=10,in_port=2,ct_state=-trk,ipv6,action=ct(table=0,zone=9)
+priority=10,in_port=2,ct_state=+trk+est-new,ipv6,action=1
+priority=100,icmp6,icmp_type=135,action=normal
+priority=100,icmp6,icmp_type=136,action=normal
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Without this sleep, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+sleep 2;
+
+dnl Basic connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv6 fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv6 larger fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv6 fragmentation expiry])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
+
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+
+dnl Only allow non-fragmented messages and 1st fragments of each message
+priority=10,in_port=1,ipv6,ip_frag=first,action=ct(commit,zone=9),2
+priority=10,in_port=1,ipv6,ip_frag=no,action=ct(commit,zone=9),2
+priority=10,in_port=2,ct_state=-trk,ipv6,action=ct(table=0,zone=9)
+priority=10,in_port=2,ct_state=+trk+est-new,ipv6,action=1
+
+dnl Neighbour Discovery
+priority=100,icmp6,icmp_type=135,action=normal
+priority=100,icmp6,icmp_type=136,action=normal
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Without this sleep, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+sleep 2;
+
+dnl Basic connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Send an IPv6 fragment. Some time later, it should expire.
+NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 1 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+7 packets transmitted, 0 received, 100% packet loss, time 0ms
+])
+
+dnl At this point, the kernel will either crash or everything is OK.
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv6 fragmentation + vlan])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
+
+ADD_VLAN(p0, at_ns0, 100, "fc00:1::3/96")
+ADD_VLAN(p1, at_ns1, 100, "fc00:1::4/96")
+
+dnl Sending ping through conntrack
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,in_port=1,ipv6,action=ct(commit,zone=9),2
+priority=10,in_port=2,ct_state=-trk,ipv6,action=ct(table=0,zone=9)
+priority=10,in_port=2,ct_state=+trk+est-new,ipv6,action=1
+priority=100,icmp6,icmp_type=135,action=normal
+priority=100,icmp6,icmp_type=136,action=normal
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Without this sleep, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+sleep 2;
+
+dnl Basic connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00:1::4 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv4 fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00:1::4 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Ipv4 larger fragmentation connectivity check.
+NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00:1::4 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - Fragmentation over vxlan])
+OVS_CHECK_VXLAN()
+CHECK_CONNTRACK()
+
+OVS_TRAFFIC_VSWITCHD_START()
+ADD_BR([br-underlay])
+AT_CHECK([ovs-ofctl add-flow br-underlay "actions=normal"])
+
+ADD_NAMESPACES(at_ns0)
+
+dnl Sending ping through conntrack
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,arp,action=normal
+priority=100,in_port=1,icmp,action=ct(commit,zone=9),LOCAL
+priority=100,in_port=LOCAL,icmp,action=ct(table=1,zone=9)
+table=1,priority=100,in_port=LOCAL,ct_state=+trk+est,icmp,action=1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Set up underlay link from host into the namespace using veth pair.
+ADD_VETH(p0, at_ns0, br-underlay, "172.31.1.1/24")
+AT_CHECK([ip addr add dev br-underlay "172.31.1.100/24"])
+AT_CHECK([ip link set dev br-underlay up])
+
+dnl Set up tunnel endpoints on OVS outside the namespace and with a native
+dnl linux device inside the namespace.
+ADD_OVS_TUNNEL([vxlan], [br0], [at_ns0], [172.31.1.1], [10.1.1.100/24])
+ADD_NATIVE_TUNNEL([vxlan], [at_vxlan1], [at_ns0], [172.31.1.100], [10.1.1.1/24],
+ [id 0 dstport 4789])
+
+dnl First, check the underlay
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 172.31.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Okay, now check the overlay with different packet sizes
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv6 Fragmentation over vxlan])
+AT_SKIP_IF([! ip link help 2>&1 | grep vxlan >/dev/null])
+CHECK_CONNTRACK()
+
+OVS_TRAFFIC_VSWITCHD_START()
+ADD_BR([br-underlay])
+AT_CHECK([ovs-ofctl add-flow br-underlay "actions=normal"])
+
+ADD_NAMESPACES(at_ns0)
+
+dnl Sending ping through conntrack
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=100,in_port=1,ipv6,action=ct(commit,zone=9),LOCAL
+priority=100,in_port=LOCAL,ipv6,action=ct(table=1,zone=9)
+table=1,priority=100,in_port=LOCAL,ct_state=+trk+est,ipv6,action=1
+
+dnl Neighbour Discovery
+priority=1000,icmp6,icmp_type=135,action=normal
+priority=1000,icmp6,icmp_type=136,action=normal
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Set up underlay link from host into the namespace using veth pair.
+ADD_VETH(p0, at_ns0, br-underlay, "172.31.1.1/24")
+AT_CHECK([ip addr add dev br-underlay "172.31.1.100/24"])
+AT_CHECK([ip link set dev br-underlay up])
+
+dnl Set up tunnel endpoints on OVS outside the namespace and with a native
+dnl linux device inside the namespace.
+ADD_OVS_TUNNEL([vxlan], [br0], [at_ns0], [172.31.1.1], ["fc00::2/96"])
+ADD_NATIVE_TUNNEL([vxlan], [at_vxlan1], [at_ns0], [172.31.1.100], ["fc00::1/96"],
+ [id 0 dstport 4789])
+
+dnl Without this sleep, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+sleep 2;
+
+dnl First, check the underlay
+NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 172.31.1.100 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+dnl Okay, now check the overlay with different packet sizes
+NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
+3 packets transmitted, 3 received, 0% packet loss, time 0ms
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - resubmit to ct multiple times])
+CHECK_CONNTRACK()
+
+OVS_TRAFFIC_VSWITCHD_START(
+ [set-fail-mode br0 secure -- ])
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+AT_DATA([flows.txt], [dnl
+table=0,priority=150,arp,action=normal
+table=0,priority=100,ip,in_port=1,action=resubmit(,1),resubmit(,2)
+
+table=1,priority=100,ip,action=ct(table=3)
+table=2,priority=100,ip,action=ct(table=3)
+
+table=3,ip,action=drop
+])
+
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+
+NS_CHECK_EXEC([at_ns0], [ping -q -c 1 10.1.1.2 | FORMAT_PING], [0], [dnl
+1 packets transmitted, 0 received, 100% packet loss, time 0ms
+])
+
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ n_packets=1, n_bytes=98, priority=100,ip,in_port=1 actions=resubmit(,1),resubmit(,2)
+ n_packets=2, n_bytes=84, priority=150,arp actions=NORMAL
+ table=1, n_packets=1, n_bytes=98, priority=100,ip actions=ct(table=3)
+ table=2, n_packets=1, n_bytes=98, priority=100,ip actions=ct(table=3)
+ table=3, n_packets=2, n_bytes=196, ip actions=drop
+NXST_FLOW reply:
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - simple SNAT])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+in_port=1,ip,action=ct(commit,zone=1,nat(src=10.1.1.240-10.1.1.255)),2
+in_port=2,ct_state=-trk,ip,action=ct(table=0,zone=1,nat)
+in_port=2,ct_state=+trk,ct_zone=1,ip,action=1
+dnl
+dnl ARP
+priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+priority=10 arp action=normal
+priority=0,action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl TPA IP in reg2.
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=100 arp xreg0=0 action=normal
+table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - SNAT with port range])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+in_port=1,tcp,action=ct(commit,zone=1,nat(src=10.1.1.240-10.1.1.255:34567-34568,random)),2
+in_port=2,ct_state=-trk,tcp,tp_dst=34567,action=ct(table=0,zone=1,nat)
+in_port=2,ct_state=-trk,tcp,tp_dst=34568,action=ct(table=0,zone=1,nat)
+in_port=2,ct_state=+trk,ct_zone=1,tcp,action=1
+dnl
+dnl ARP
+priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+priority=10 arp action=normal
+priority=0,action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl TPA IP in reg2.
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=100 arp xreg0=0 action=normal
+table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - more complex SNAT])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+AT_DATA([flows.txt], [dnl
+dnl Track all IP traffic, NAT existing connections.
+priority=100 ip action=ct(table=1,zone=1,nat)
+dnl
+dnl Allow ARP, but generate responses for NATed addresses
+priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+priority=10 arp action=normal
+priority=0 action=drop
+dnl
+dnl Allow any traffic from ns0->ns1. SNAT ns0 to 10.1.1.240-10.1.1.255
+table=1 priority=100 in_port=1 ip ct_state=+trk+new-est action=ct(commit,zone=1,nat(src=10.1.1.240-10.1.1.255)),2
+table=1 priority=100 in_port=1 ip ct_state=+trk-new+est action=2
+dnl Only allow established traffic from ns1->ns0.
+table=1 priority=100 in_port=2 ip ct_state=+trk-new+est action=1
+table=1 priority=0 action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+table=8 priority=100 reg2=0x0a0101f0/0xfffffff0 action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+dnl Zero result means not found.
+table=8 priority=0 action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl ARP TPA IP in reg2.
+table=10 priority=100 arp xreg0=0 action=normal
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=10 arp arp_op=1 action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - simple DNAT])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+NS_CHECK_EXEC([at_ns1], [ip link set dev p1 address 80:88:88:88:88:88])
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=100 in_port=1,ip,nw_dst=10.1.1.64,action=ct(zone=1,nat(dst=10.1.1.2),commit),2
+priority=10 in_port=1,ip,action=ct(commit,zone=1),2
+priority=100 in_port=2,ct_state=-trk,ip,action=ct(table=0,nat,zone=1)
+priority=100 in_port=2,ct_state=+trk+est,ct_zone=1,ip,action=1
+dnl
+dnl ARP
+priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+priority=10 arp action=normal
+priority=0,action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+table=8,reg2=0x0a010140,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+dnl Zero result means not found.
+table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl TPA IP in reg2.
+table=10 priority=100 arp xreg0=0 action=normal
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Should work with the virtual IP address through NAT
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.64 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.64) ], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.64,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+dnl Should work with the assigned IP address as well
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) ], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - more complex DNAT])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+NS_CHECK_EXEC([at_ns1], [ip link set dev p1 address 80:88:88:88:88:88])
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+dnl Track all IP traffic
+table=0 priority=100 ip action=ct(table=1,zone=1,nat)
+dnl
+dnl Allow ARP, but generate responses for NATed addresses
+table=0 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+table=0 priority=10 arp action=normal
+table=0 priority=0 action=drop
+dnl
+dnl Allow any IP traffic from ns0->ns1. DNAT ns0 from 10.1.1.64 to 10.1.1.2
+table=1 priority=100 in_port=1 ct_state=+new ip nw_dst=10.1.1.64 action=ct(zone=1,nat(dst=10.1.1.2),commit),2
+table=1 priority=10 in_port=1 ct_state=+new ip action=ct(commit,zone=1),2
+table=1 priority=100 in_port=1 ct_state=+est ct_zone=1 action=2
+dnl Only allow established traffic from ns1->ns0.
+table=1 priority=100 in_port=2 ct_state=+est ct_zone=1 action=1
+table=1 priority=0 action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+table=8,reg2=0x0a010140,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+dnl Zero result means not found.
+table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl TPA IP in reg2.
+table=10 priority=100 arp xreg0=0 action=normal
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Should work with the virtual IP address through NAT
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.64 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.64) ], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.64,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+dnl Should work with the assigned IP address as well
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) ], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ICMP related with NAT])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow UDP traffic from ns0->ns1. Only allow related ICMP responses back.
+dnl Make sure ICMP responses are reverse-NATted.
+AT_DATA([flows.txt], [dnl
+in_port=1,udp,action=ct(commit,nat(src=10.1.1.240-10.1.1.255),exec(set_field:1->ct_mark)),2
+in_port=2,icmp,ct_state=-trk,action=ct(table=0,nat)
+in_port=2,icmp,nw_dst=10.1.1.1,ct_state=+trk+rel,ct_mark=1,action=1
+dnl
+dnl ARP
+priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+priority=10 arp action=normal
+priority=0,action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl TPA IP in reg2.
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=100 arp xreg0=0 action=normal
+table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl UDP packets from ns0->ns1 should solicit "destination unreachable" response.
+NS_CHECK_EXEC([at_ns0], [bash -c "echo a | nc $NC_EOF_OPT -u 10.1.1.2 10000"])
+
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl -O OpenFlow15 dump-flows br0 | ofctl_strip | sort | grep -v drop], [0], [dnl
+ n_packets=1, n_bytes=42, priority=10,arp actions=NORMAL
+ n_packets=1, n_bytes=44, udp,in_port=1 actions=ct(commit,nat(src=10.1.1.240-10.1.1.255),exec(set_field:0x1->ct_mark)),output:2
+ n_packets=1, n_bytes=72, ct_state=+rel+trk,ct_mark=0x1,icmp,in_port=2,nw_dst=10.1.1.1 actions=output:1
+ n_packets=1, n_bytes=72, ct_state=-trk,icmp,in_port=2 actions=ct(table=0,nat)
+ n_packets=2, n_bytes=84, priority=100,arp,arp_op=1 actions=move:NXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+ table=10, n_packets=1, n_bytes=42, priority=10,arp,arp_op=1 actions=set_field:2->arp_op,move:NXM_NX_ARP_SHA[[]]->NXM_NX_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_NX_ARP_SHA[[]],move:NXM_OF_ARP_SPA[[]]->NXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->NXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],set_field:0->in_port,output:NXM_NX_REG3[[0..15]]
+ table=10, n_packets=1, n_bytes=42, priority=100,arp,reg0=0,reg1=0 actions=NORMAL
+ table=8, n_packets=1, n_bytes=42, priority=0 actions=set_field:0->xreg0
+ table=8, n_packets=1, n_bytes=42, reg2=0xa0101f0/0xfffffff0 actions=set_field:0x808888888888->xreg0
+OFPST_FLOW reply (OF1.5):
+])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+udp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),mark=1
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - FTP with NAT])
+AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
+CHECK_CONNTRACK()
+
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+
+AT_DATA([flows.txt], [dnl
+dnl track all IP traffic, de-mangle non-NEW connections
+table=0 in_port=1, ip, action=ct(table=1,nat)
+table=0 in_port=2, ip, action=ct(table=2,nat)
+dnl
+dnl ARP
+dnl
+table=0 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+table=0 priority=10 arp action=normal
+table=0 priority=0 action=drop
+dnl
+dnl Table 1: port 1 -> 2
+dnl
+dnl Allow new FTP connections. These need to be commited.
+table=1 ct_state=+new, tcp, tp_dst=21, nw_src=10.1.1.1, action=ct(alg=ftp,commit,nat(src=10.1.1.240)),2
+dnl Allow established TCP connections, make sure they are NATted already.
+table=1 ct_state=+est, tcp, nw_src=10.1.1.240, action=2
+dnl
+dnl Table 1: droppers
+dnl
+table=1 priority=10, tcp, action=drop
+table=1 priority=0,action=drop
+dnl
+dnl Table 2: port 2 -> 1
+dnl
+dnl Allow established TCP connections, make sure they are reverse NATted
+table=2 ct_state=+est, tcp, nw_dst=10.1.1.1, action=1
+dnl Allow (new) related (data) connections. These need to be commited.
+table=2 ct_state=+new+rel, tcp, nw_dst=10.1.1.240, action=ct(commit,nat),1
+dnl Allow related ICMP packets, make sure they are reverse NATted
+table=2 ct_state=+rel, icmp, nw_dst=10.1.1.1, action=1
+dnl
+dnl Table 2: droppers
+dnl
+table=2 priority=10, tcp, action=drop
+table=2 priority=0, action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+dnl
+table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl TPA IP in reg2.
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=100 arp xreg0=0 action=normal
+table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp1.pid])
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+
+dnl FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -4 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - FTP with NAT 2])
+AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow any traffic from ns0->ns1.
+dnl Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+dnl track all IP traffic (this includes a helper call to non-NEW packets.)
+table=0 ip, action=ct(table=1)
+dnl
+dnl ARP
+dnl
+table=0 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
+table=0 priority=10 arp action=normal
+table=0 priority=0 action=drop
+dnl
+dnl Table 1
+dnl
+dnl Allow new FTP connections. These need to be commited.
+dnl This does helper for new packets.
+table=1 in_port=1 ct_state=+new, tcp, tp_dst=21, action=ct(alg=ftp,commit,nat(src=10.1.1.240)),2
+dnl Allow and NAT established TCP connections
+table=1 in_port=1 ct_state=+est, tcp, action=ct(nat),2
+table=1 in_port=2 ct_state=+est, tcp, action=ct(nat),1
+dnl Allow and NAT (new) related active (data) connections.
+dnl These need to be commited.
+table=1 in_port=2 ct_state=+new+rel, tcp, action=ct(commit,nat),1
+dnl Allow related ICMP packets.
+table=1 in_port=2 ct_state=+rel, icmp, action=ct(nat),1
+dnl Drop everything else.
+table=1 priority=0, action=drop
+dnl
+dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
+dnl
+table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
+table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
+dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
+dnl TPA IP in reg2.
+dnl Swaps the fields of the ARP message to turn a query to a response.
+table=10 priority=100 arp xreg0=0 action=normal
+table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
+table=10 priority=0 action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+
+dnl FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -4 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
+
+dnl Discards CLOSE_WAIT and CLOSING
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN" | grep -v "CLOS"], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - IPv6 HTTP with NAT])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
+NS_CHECK_EXEC([at_ns1], [ip -6 neigh add fc00::240 lladdr 80:88:88:88:88:88 dev p1])
+
+dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+priority=1,action=drop
+priority=10,icmp6,action=normal
+priority=100,in_port=1,ip6,action=ct(commit,nat(src=fc00::240)),2
+priority=100,in_port=2,ct_state=-trk,ip6,action=ct(nat,table=0)
+priority=100,in_port=2,ct_state=+trk+est,ip6,action=1
+priority=200,in_port=2,ct_state=+trk+new,icmp6,icmpv6_code=0,icmpv6_type=135,nd_target=fc00::240,action=ct(commit,nat(dst=fc00::1)),1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Without this sleep, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+sleep 2;
+
+dnl HTTP requests from ns0->ns1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py http6]], [http0.pid])
+
+NS_CHECK_EXEC([at_ns0], [wget http://[[fc00::2]] -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+dnl HTTP requests from ns1->ns0 should fail due to network failure.
+dnl Try 3 times, in 1 second intervals.
+NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py http6]], [http1.pid])
+NS_CHECK_EXEC([at_ns1], [wget http://[[fc00::1]] -t 3 -T 1 -v -o wget1.log], [4])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - IPv6 FTP with NAT])
+AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1)
+
+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
+dnl Would be nice if NAT could translate neighbor discovery messages, too.
+NS_CHECK_EXEC([at_ns1], [ip -6 neigh add fc00::240 lladdr 80:88:88:88:88:88 dev p1])
+
+dnl Allow any traffic from ns0->ns1.
+dnl Only allow nd, return traffic from ns1->ns0.
+AT_DATA([flows.txt], [dnl
+dnl Allow other ICMPv6 both ways (without commit).
+table=1 priority=100 in_port=1 icmp6, action=2
+table=1 priority=100 in_port=2 icmp6, action=1
+dnl track all IPv6 traffic (this includes NAT & help to non-NEW packets.)
+table=0 priority=10 ip6, action=ct(nat,table=1)
+table=0 priority=0 action=drop
+dnl
+dnl Table 1
+dnl
+dnl Allow new TCPv6 FTP control connections.
+table=1 in_port=1 ct_state=+new tcp6 ipv6_src=fc00::1 tp_dst=21 action=ct(alg=ftp,commit,nat(src=fc00::240)),2
+dnl Allow related TCPv6 connections from port 2 to the NATted address.
+table=1 in_port=2 ct_state=+new+rel tcp6 ipv6_dst=fc00::240 action=ct(commit,nat),1
+dnl Allow established TCPv6 connections both ways, enforce NATting
+table=1 in_port=1 ct_state=+est tcp6 ipv6_src=fc00::240 action=2
+table=1 in_port=2 ct_state=+est tcp6 ipv6_dst=fc00::1 action=1
+dnl Drop everything else.
+table=1 priority=0, action=drop
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+
+dnl FTP requests from p0->p1 should work fine.
+NS_CHECK_EXEC([at_ns0], [wget ftp://[[fc00::2]] -6 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
+
+dnl Discards CLOSE_WAIT and CLOSING
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(fc00::2) | grep -v "FIN" | grep -v "CLOS"], [0], [dnl
+tcp,orig=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),reply=(src=fc00::2,dst=fc00::240,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
+tcp,orig=(src=fc00::2,dst=fc00::240,sport=<cleared>,dport=<cleared>),reply=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
projects / cascardo / ovs.git / blobdiff