[mirror_ovs.git] / tests / system-traffic.at

AT_BANNER([datapath-sanity])

AT_SETUP([datapath - ping between two ports])
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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_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_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([datapath - ping between two ports on vlan])
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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")

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_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([datapath - ping6 between two ports])
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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 Without this sleep, we get occasional failures due to the following error:
dnl "connect: Cannot assign requested address"
sleep 2;

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([datapath - ping6 between two ports on vlan])
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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::1/96")
ADD_VLAN(p1, at_ns1, 100, "fc00:1::2/96")

dnl Without this sleep, we get occasional failures due to the following error:
dnl "connect: Cannot assign requested address"
sleep 2;

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])
AT_SKIP_IF([! ip link add foo type vxlan help 2>&1 | grep dstport >/dev/null])

OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])
ADD_BR([br-underlay], [set-fail-mode br-underlay standalone])
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(
   [set-fail-mode br0 standalone -- ])

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 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(
   [set-fail-mode br0 standalone -- ])

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 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2)], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 use=1
])

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(
   [set-fail-mode br0 standalone -- ])

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 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 - commit, recirc])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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 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(
   [set-fail-mode br0 standalone -- ])

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 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(
   [set-fail-mode br0 standalone -- ])

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 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(
   [set-fail-mode br0 standalone -- ])

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 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2)], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
])

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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.4)], [0], [dnl
SYN_RECV src=10.1.1.3 dst=10.1.1.4 sport=<cleared> dport=<cleared> src=10.1.1.4 dst=10.1.1.3 sport=<cleared> dport=<cleared> mark=0 zone=2 use=1
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([conntrack - zones from field])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2)], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=4097 use=1
])

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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.4)], [0], [dnl
SYN_RECV src=10.1.1.3 dst=10.1.1.4 sport=<cleared> dport=<cleared> src=10.1.1.4 dst=10.1.1.3 sport=<cleared> dport=<cleared> mark=0 zone=4098 use=1
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([conntrack - multiple bridges])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone --\
    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 add-flows br0 flows-br0.txt])
AT_CHECK([ovs-ofctl 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(
   [set-fail-mode br0 standalone -- ])

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 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2)], [0], [dnl
SYN_SENT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> [[UNREPLIED]] src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> mark=0 zone=1 use=1
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=2 use=1
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([conntrack - ct_mark])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep TIME], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=1 use=1
])

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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.4)], [0], [dnl
SYN_RECV src=10.1.1.3 dst=10.1.1.4 sport=<cleared> dport=<cleared> src=10.1.1.4 dst=10.1.1.3 sport=<cleared> dport=<cleared> mark=2 use=1
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([conntrack - ct_mark from register])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep TIME], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=1 use=1
])

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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.4)], [0], [dnl
SYN_RECV src=10.1.1.3 dst=10.1.1.4 sport=<cleared> dport=<cleared> src=10.1.1.4 dst=10.1.1.3 sport=<cleared> dport=<cleared> mark=2 use=1
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([conntrack - ct_label])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])

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 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(
   [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")

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 add-flows br0 flows.txt])

dnl UDP packets from ns0->ns1 should solicit "destination unreachable" response.
dnl We pass "-q 1" here to handle openbsd-style nc that can't quit immediately.
NS_CHECK_EXEC([at_ns0], [bash -c "echo a | nc -q 1 -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(
   [set-fail-mode br0 standalone -- ])

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,ct_state=-trk,udp,action=ct(commit,table=0)
priority=100,in_port=1,ct_state=+trk,actions=controller
priority=100,in_port=2,ct_state=-trk,action=ct(table=0)
priority=100,in_port=2,ct_state=+trk+rel+rpl,action=controller
])

AT_CHECK([ovs-ofctl 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 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(
   [set-fail-mode br0 standalone -- ])

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 add-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([conntrack -L 2>&1 | 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 helper=ftp use=1
])

dnl Try the second set of flows.
conntrack -F
AT_CHECK([ovs-ofctl del-flows br0])
AT_CHECK([ovs-ofctl add-flows br0 flows2.txt])

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([conntrack -L 2>&1 | 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 helper=ftp use=2
TIME_WAIT src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 use=1
])

AT_CHECK([conntrack -F 2>/dev/null])

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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 helper=ftp use=2
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 use=1
])

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(
   [set-fail-mode br0 standalone -- ])

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 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([conntrack -L 2>&1 | 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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 helper=ftp use=2
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=2 helper=ftp use=2
TIME_WAIT src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
TIME_WAIT src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=2 use=1
])

AT_CHECK([conntrack -F 2>/dev/null])

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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 helper=ftp use=2
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=2 helper=ftp use=2
TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=2 use=1
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP