OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
+AT_SETUP([datapath - http 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")
+
+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
+])
+
+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([datapath - ping between two ports on vlan])
OVS_TRAFFIC_VSWITCHD_START()
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 Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
dnl "connect: Cannot assign requested address"
-sleep 2;
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::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
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 Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
dnl "connect: Cannot assign requested address"
-sleep 2;
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::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
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_CHECK_VXLAN()
OVS_TRAFFIC_VSWITCHD_START()
ADD_BR([br-underlay])
OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
+AT_SETUP([datapath - ping over gre tunnel])
+OVS_CHECK_GRE()
+
+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"])
+
+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([gre], [br0], [at_gre0], [172.31.1.1], [10.1.1.100/24])
+ADD_NATIVE_TUNNEL([gretap], [ns_gre0], [at_ns0], [172.31.1.100], [10.1.1.1/24])
+
+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([datapath - ping over geneve tunnel])
+OVS_CHECK_GENEVE()
+
+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"])
+
+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([geneve], [br0], [at_gnv0], [172.31.1.1], [10.1.1.100/24])
+ADD_NATIVE_TUNNEL([geneve], [ns_gnv0], [at_ns0], [172.31.1.100], [10.1.1.1/24],
+ [vni 0])
+
+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([datapath - basic truncate action])
+OVS_TRAFFIC_VSWITCHD_START()
+AT_CHECK([ovs-ofctl del-flows br0])
+
+dnl Create p0 and ovs-p0(1)
+ADD_NAMESPACES(at_ns0)
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address e6:66:c1:11:11:11])
+NS_CHECK_EXEC([at_ns0], [arp -s 10.1.1.2 e6:66:c1:22:22:22])
+
+dnl Create p1(3) and ovs-p1(2), packets received from ovs-p1 will appear in p1
+AT_CHECK([ip link add p1 type veth peer name ovs-p1])
+on_exit 'ip link del ovs-p1'
+AT_CHECK([ip link set dev ovs-p1 up])
+AT_CHECK([ip link set dev p1 up])
+AT_CHECK([ovs-vsctl add-port br0 ovs-p1 -- set interface ovs-p1 ofport_request=2])
+dnl Use p1 to check the truncated packet
+AT_CHECK([ovs-vsctl add-port br0 p1 -- set interface p1 ofport_request=3])
+
+dnl Create p2(5) and ovs-p2(4)
+AT_CHECK([ip link add p2 type veth peer name ovs-p2])
+on_exit 'ip link del ovs-p2'
+AT_CHECK([ip link set dev ovs-p2 up])
+AT_CHECK([ip link set dev p2 up])
+AT_CHECK([ovs-vsctl add-port br0 ovs-p2 -- set interface ovs-p2 ofport_request=4])
+dnl Use p2 to check the truncated packet
+AT_CHECK([ovs-vsctl add-port br0 p2 -- set interface p2 ofport_request=5])
+
+dnl basic test
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_DATA([flows.txt], [dnl
+in_port=3 dl_dst=e6:66:c1:22:22:22 actions=drop
+in_port=5 dl_dst=e6:66:c1:22:22:22 actions=drop
+in_port=1 dl_dst=e6:66:c1:22:22:22 actions=output(port=2,max_len=100),output:4
+])
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+
+dnl use this file as payload file for ncat
+AT_CHECK([dd if=/dev/urandom of=payload200.bin bs=200 count=1 2> /dev/null])
+on_exit 'rm -f payload200.bin'
+NS_CHECK_EXEC([at_ns0], [nc $NC_EOF_OPT -u 10.1.1.2 1234 < payload200.bin])
+
+dnl packet with truncated size
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl dump-flows br0 table=0 | grep "in_port=3" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=100
+])
+dnl packet with original size
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl dump-flows br0 table=0 | grep "in_port=5" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=242
+])
+
+dnl more complicated output actions
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_DATA([flows.txt], [dnl
+in_port=3 dl_dst=e6:66:c1:22:22:22 actions=drop
+in_port=5 dl_dst=e6:66:c1:22:22:22 actions=drop
+in_port=1 dl_dst=e6:66:c1:22:22:22 actions=output(port=2,max_len=100),output:4,output(port=2,max_len=100),output(port=4,max_len=100),output:2,output(port=4,max_len=200),output(port=2,max_len=65535)
+])
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+
+NS_CHECK_EXEC([at_ns0], [nc $NC_EOF_OPT -u 10.1.1.2 1234 < payload200.bin])
+
+dnl 100 + 100 + 242 + min(65535,242) = 684
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl dump-flows br0 table=0 | grep "in_port=3" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=684
+])
+dnl 242 + 100 + min(242,200) = 542
+AT_CHECK([ovs-ofctl dump-flows br0 table=0 | grep "in_port=5" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=542
+])
+
+dnl SLOW_ACTION: disable kernel datapath truncate support
+dnl Repeat the test above, but exercise the SLOW_ACTION code path
+AT_CHECK([ovs-appctl dpif/disable-truncate], [0],
+[Datapath truncate action diabled
+])
+
+dnl SLOW_ACTION test1: check datapatch actions
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+
+AT_CHECK([ovs-appctl ofproto/trace br0 "in_port=1,dl_type=0x800,dl_src=e6:66:c1:11:11:11,dl_dst=e6:66:c1:22:22:22,nw_src=192.168.0.1,nw_dst=192.168.0.2,nw_proto=6,tp_src=8,tp_dst=9"], [0], [stdout])
+AT_CHECK([tail -3 stdout], [0],
+[Datapath actions: trunc(100),3,5,trunc(100),3,trunc(100),5,3,trunc(200),5,trunc(65535),3
+This flow is handled by the userspace slow path because it:
+ - Uses action(s) not supported by datapath.
+])
+
+dnl SLOW_ACTION test2: check actual packet truncate
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+NS_CHECK_EXEC([at_ns0], [nc $NC_EOF_OPT -u 10.1.1.2 1234 < payload200.bin])
+
+dnl 100 + 100 + 242 + min(65535,242) = 684
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl dump-flows br0 table=0 | grep "in_port=3" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=684
+])
+
+dnl 242 + 100 + min(242,200) = 542
+AT_CHECK([ovs-ofctl dump-flows br0 table=0 | grep "in_port=5" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=542
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl Create 2 bridges and 2 namespaces to test truncate over
+dnl GRE tunnel:
+dnl br0: overlay bridge
+dnl ns1: connect to br0, with IP:10.1.1.2
+dnl br-underlay: with IP: 172.31.1.100
+dnl ns0: connect to br-underlay, with IP: 10.1.1.1
+AT_SETUP([datapath - truncate and output to gre tunnel])
+OVS_CHECK_GRE()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_BR([br-underlay])
+ADD_NAMESPACES(at_ns0)
+ADD_NAMESPACES(at_ns1)
+AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
+AT_CHECK([ovs-ofctl add-flow br-underlay "actions=normal"])
+
+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([gre], [br0], [at_gre0], [172.31.1.1], [10.1.1.100/24])
+ADD_NATIVE_TUNNEL([gretap], [ns_gre0], [at_ns0], [172.31.1.100], [10.1.1.1/24])
+AT_CHECK([ovs-vsctl -- set interface at_gre0 ofport_request=1])
+NS_CHECK_EXEC([at_ns0], [ip link set dev ns_gre0 address e6:66:c1:11:11:11])
+NS_CHECK_EXEC([at_ns0], [arp -s 10.1.1.2 e6:66:c1:22:22:22])
+
+dnl Set up (p1 and ovs-p1) at br0
+ADD_VETH(p1, at_ns1, br0, '10.1.1.2/24')
+AT_CHECK([ovs-vsctl -- set interface ovs-p1 ofport_request=2])
+NS_CHECK_EXEC([at_ns1], [ip link set dev p1 address e6:66:c1:22:22:22])
+NS_CHECK_EXEC([at_ns1], [arp -s 10.1.1.1 e6:66:c1:11:11:11])
+
+dnl Set up (p2 and ovs-p2) as loopback for verifying packet size
+AT_CHECK([ip link add p2 type veth peer name ovs-p2])
+on_exit 'ip link del ovs-p2'
+AT_CHECK([ip link set dev ovs-p2 up])
+AT_CHECK([ip link set dev p2 up])
+AT_CHECK([ovs-vsctl add-port br0 ovs-p2 -- set interface ovs-p2 ofport_request=3])
+AT_CHECK([ovs-vsctl add-port br0 p2 -- set interface p2 ofport_request=4])
+
+dnl use this file as payload file for ncat
+AT_CHECK([dd if=/dev/urandom of=payload200.bin bs=200 count=1 2> /dev/null])
+on_exit 'rm -f payload200.bin'
+
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_DATA([flows.txt], [dnl
+priority=99,in_port=1,actions=output(port=2,max_len=100),output(port=3,max_len=100)
+priority=99,in_port=2,udp,actions=output(port=1,max_len=100)
+priority=1,in_port=4,ip,actions=drop
+priority=1,actions=drop
+])
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+
+AT_CHECK([ovs-ofctl del-flows br-underlay])
+AT_DATA([flows-underlay.txt], [dnl
+priority=99,dl_type=0x0800,nw_proto=47,in_port=1,actions=LOCAL
+priority=99,dl_type=0x0800,nw_proto=47,in_port=LOCAL,ip_dst=172.31.1.1/24,actions=1
+priority=1,actions=drop
+])
+
+AT_CHECK([ovs-ofctl add-flows br-underlay flows-underlay.txt])
+
+dnl check tunnel push path, from at_ns1 to at_ns0
+NS_CHECK_EXEC([at_ns1], [nc $NC_EOF_OPT -u 10.1.1.1 1234 < payload200.bin])
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+
+dnl Before truncation = ETH(14) + IP(20) + UDP(8) + 200 = 242B
+AT_CHECK([ovs-ofctl dump-flows br0 | grep "in_port=2" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=242
+])
+dnl After truncation = outer ETH(14) + outer IP(20) + GRE(4) + 100 = 138B
+AT_CHECK([ovs-ofctl dump-flows br-underlay | grep "in_port=LOCAL" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=138
+])
+
+dnl check tunnel pop path, from at_ns0 to at_ns1
+NS_CHECK_EXEC([at_ns0], [nc $NC_EOF_OPT -u 10.1.1.2 5678 < payload200.bin])
+dnl After truncation = 100 byte at loopback device p2(4)
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl dump-flows br0 | grep "in_port=4" | awk --field-separator=', ' '{print $5}'], [0], [dnl
+n_bytes=100
+])
+
+dnl SLOW_ACTION: disable datapath truncate support
+dnl Repeat the test above, but exercise the SLOW_ACTION code path
+AT_CHECK([ovs-appctl dpif/disable-truncate], [0],
+[Datapath truncate action diabled
+])
+
+dnl SLOW_ACTION test1: check datapatch actions
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+
+dnl SLOW_ACTION test2: check actual packet truncate
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+AT_CHECK([ovs-ofctl del-flows br-underlay])
+AT_CHECK([ovs-ofctl add-flows br-underlay flows-underlay.txt])
+
+dnl check tunnel push path, from at_ns1 to at_ns0
+NS_CHECK_EXEC([at_ns1], [nc $NC_EOF_OPT -u 10.1.1.1 1234 < payload200.bin])
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+
+dnl Before truncation = ETH(14) + IP(20) + UDP(8) + 200 = 242B
+AT_CHECK([ovs-ofctl dump-flows br0 | grep "in_port=2" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=242
+])
+dnl After truncation = outer ETH(14) + outer IP(20) + GRE(4) + 100 = 138B
+AT_CHECK([ovs-ofctl dump-flows br-underlay | grep "in_port=LOCAL" | sed -n 's/.*\(n\_bytes=[[0-9]]*\).*/\1/p'], [0], [dnl
+n_bytes=138
+])
+
+dnl check tunnel pop path, from at_ns0 to at_ns1
+NS_CHECK_EXEC([at_ns0], [nc $NC_EOF_OPT -u 10.1.1.2 5678 < payload200.bin])
+dnl After truncation = 100 byte at loopback device p2(4)
+AT_CHECK([ovs-appctl revalidator/purge], [0])
+AT_CHECK([ovs-ofctl dump-flows br0 | grep "in_port=4" | awk --field-separator=', ' '{print $5}'], [0], [dnl
+n_bytes=100
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
AT_SETUP([conntrack - controller])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START()
dnl Check this output. We only see the latter two packets, not the first.
AT_CHECK([cat ofctl_monitor.log], [0], [dnl
-NXT_PACKET_IN (xid=0x0): total_len=42 in_port=1 (via action) data_len=42 (unbuffered)
+NXT_PACKET_IN2 (xid=0x0): total_len=42 in_port=1 (via action) data_len=42 (unbuffered)
udp,vlan_tci=0x0000,dl_src=50:54:00:00:00:09,dl_dst=50:54:00:00:00:0a,nw_src=10.1.1.1,nw_dst=10.1.1.2,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=1,tp_dst=2 udp_csum:0
-NXT_PACKET_IN (xid=0x0): cookie=0x0 total_len=42 ct_state=est|rpl|trk,in_port=2 (via action) data_len=42 (unbuffered)
+NXT_PACKET_IN2 (xid=0x0): cookie=0x0 total_len=42 ct_state=est|rpl|trk,in_port=2 (via action) data_len=42 (unbuffered)
udp,vlan_tci=0x0000,dl_src=50:54:00:00:00:09,dl_dst=50:54:00:00:00:0a,nw_src=10.1.1.2,nw_dst=10.1.1.1,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=2,tp_dst=1 udp_csum:0
])
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
-dnl Basic connectivity check.
-NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 >/dev/null])
-
dnl HTTP requests from ns0->ns1 should work fine.
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
-tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>)
])
dnl HTTP requests from ns1->ns0 should fail due to network failure.
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
-dnl Without this sleep, we get occasional failures due to the following error:
+dnl Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
dnl "connect: Cannot assign requested address"
-sleep 2;
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::2])
dnl HTTP requests from ns0->ns1 should work fine.
NETNS_DAEMONIZE([at_ns1], [[$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)
+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=<cleared>)
])
dnl HTTP requests from ns1->ns0 should fail due to network failure.
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)
+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=<cleared>)
])
dnl HTTP requests from p2->p3 should fail due to network failure.
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)
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
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)
+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=<cleared>)
])
dnl HTTP requests from p2->p3 should fail due to network failure.
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)
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
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)
+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=<cleared>)
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
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)
+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=<cleared>)
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
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)
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP(["dnl
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)
+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=<cleared>)
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
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)
+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>),mark=1,protoinfo=(state=<cleared>)
])
dnl HTTP requests from p2->p3 should fail due to network failure.
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)
+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=<cleared>)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ct_mark bit-fiddling])
+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")
+
+dnl Allow traffic between ns0<->ns1 using the ct_mark. Return traffic should
+dnl cause an additional bit to be set in the connection (and be allowed).
+AT_DATA([flows.txt], [dnl
+table=0,priority=1,action=drop
+table=0,priority=10,arp,action=normal
+table=0,priority=10,icmp,action=normal
+table=0,priority=100,in_port=1,tcp,action=ct(table=1)
+table=0,priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=1,commit,exec(set_field:0x2/0x6->ct_mark))
+table=1,priority=100,in_port=1,ct_state=+new,tcp,action=ct(commit,exec(set_field:0x5/0x5->ct_mark)),2
+table=1,priority=100,in_port=1,ct_state=-new,tcp,action=2
+table=1,priority=100,in_port=2,ct_state=+trk,ct_mark=3,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 $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),mark=3,protoinfo=(state=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
NETNS_DAEMONIZE([at_ns1], [[$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)
+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>),mark=1,protoinfo=(state=<cleared>)
])
dnl HTTP requests from p2->p3 should fail due to network failure.
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)
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
+AT_SETUP([conntrack - ct_label bit-fiddling])
+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")
+
+dnl Allow traffic between ns0<->ns1 using the ct_labels. Return traffic should
+dnl cause an additional bit to be set in the connection labels (and be allowed)
+AT_DATA([flows.txt], [dnl
+table=0,priority=1,action=drop
+table=0,priority=10,arp,action=normal
+table=0,priority=10,icmp,action=normal
+table=0,priority=100,in_port=1,tcp,action=ct(table=1)
+table=0,priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=1,commit,exec(set_field:0x200000000/0x200000004->ct_label))
+table=1,priority=100,in_port=1,tcp,ct_state=+new,action=ct(commit,exec(set_field:0x5/0x5->ct_label)),2
+table=1,priority=100,in_port=1,tcp,ct_state=-new,action=2
+table=1,priority=100,in_port=2,ct_state=+trk,ct_label=0x200000001,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 $srcdir/test-l7.py]], [http0.pid])
+NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
+
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),labels=0x200000001,protoinfo=(state=<cleared>)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - ct metadata, multiple zones])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
+
+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
+
+dnl Allow traffic between ns0<->ns1 using the ct_mark and ct_labels in zone=1,
+dnl but do *not* set any of these for the ct() in zone=2. Traffic should pass,
+dnl and we should see that the conntrack entries only apply the ct_mark and
+dnl ct_labels to the connection in zone=1.
+AT_DATA([flows.txt], [dnl
+table=0,priority=1,action=drop
+table=0,priority=10,arp,action=normal
+table=0,priority=10,icmp,action=normal
+table=0,priority=100,in_port=1,tcp,action=ct(zone=1,table=1)
+table=0,priority=100,in_port=2,ct_state=-trk,tcp,action=ct(zone=1,table=1,commit,exec(set_field:0x200000000/0x200000004->ct_label,set_field:0x2/0x6->ct_mark))
+table=1,priority=100,in_port=1,tcp,ct_state=+new,action=ct(zone=1,commit,exec(set_field:0x5/0x5->ct_label,set_field:0x5/0x5->ct_mark)),ct(commit,zone=2),2
+table=1,priority=100,in_port=1,tcp,ct_state=-new,action=ct(zone=2),2
+table=1,priority=100,in_port=2,tcp,action=ct(zone=2),1
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl HTTP requests from p0->p1 should work fine.
+NETNS_DAEMONIZE([at_ns1], [[$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])
+
+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,mark=3,labels=0x200000001,protoinfo=(state=<cleared>)
+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=<cleared>)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
AT_SETUP([conntrack - ICMP related])
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START()
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
-dnl If we simulate a UDP request to a port that isn't serving any real traffic,
-dnl then the destination responds with an ICMP "destination unreachable"
-dnl message, it should be marked as "related".
-AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 1 resubmit\(,0\) 'dnl
-0000 0000 0000 0000 0000 0000 0800 4500 dnl
-001e bb85 4000 4011 6945 0a01 0101 0a01 dnl
-0102 839c 1388 000a f1a6 610a'])
-
-AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 resubmit\(,0\) 'dnl
-0000 0000 0000 0000 0000 0000 0800 45c0 dnl
-003a 411e 0000 4001 22e1 0a01 0102 0a01 dnl
-0101 0303 131d 0000 0000 dnl
-4500 001e bb85 4000 4011 6945 0a01 0101 dnl
-0a01 0102 839c 1388 000a f1a6 610a'])
+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)
- priority=10,arp actions=NORMAL
+ n_packets=2, n_bytes=84, priority=10,arp actions=NORMAL
NXST_FLOW reply:
])
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)
+NXT_PACKET_IN2 (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)
+NXT_PACKET_IN2 (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
])
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
+table=0,priority=1,action=drop
+table=0,priority=10,arp,action=normal
+table=0,priority=10,icmp,action=normal
+table=0,priority=100,in_port=1,tcp,action=ct(alg=ftp,commit),2
+table=0,priority=100,in_port=2,tcp,action=ct(table=1)
+table=1,in_port=2,tcp,ct_state=+trk+est,action=1
+table=1,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
+table=0,priority=1,action=drop
+table=0,priority=10,arp,action=normal
+table=0,priority=10,icmp,action=normal
+
+dnl Allow outgoing TCP connections, and treat them as FTP
+table=0,priority=100,in_port=1,tcp,action=ct(table=1)
+table=1,in_port=1,tcp,ct_state=+trk+new,action=ct(commit,alg=ftp),2
+table=1,in_port=1,tcp,ct_state=+trk+est,action=2
+
+dnl Allow incoming FTP data connections and responses to existing connections
+table=0,priority=100,in_port=2,tcp,action=ct(table=1)
+table=1,in_port=2,tcp,ct_state=+trk+new+rel,action=ct(commit),1
+table=1,in_port=2,tcp,ct_state=+trk+est,action=1
+table=1,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])
+OVS_WAIT_UNTIL([ip netns exec at_ns1 netstat -l | grep ftp])
dnl FTP requests from p1->p0 should fail due to network failure.
dnl Try 3 times, in 1 second intervals.
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
+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=<cleared>),helper=ftp
])
dnl Try the second set of flows.
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/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=<cleared>),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=<cleared>)
])
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
+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=<cleared>)
+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=<cleared>),helper=ftp
])
OVS_TRAFFIC_VSWITCHD_STOP
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+dnl Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::2 >/dev/null])
+
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+OVS_WAIT_UNTIL([ip netns exec at_ns1 netstat -l | grep ftp])
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)
+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=<cleared>),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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
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
+table=0,priority=1,action=drop
+table=0,priority=10,arp,action=normal
+table=0,priority=10,icmp,action=normal
+
+dnl Traffic from ns1
+table=0,priority=100,in_port=1,tcp,action=ct(table=1,zone=1,alg=ftp)
+table=1,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
+table=1,in_port=1,tcp,ct_zone=1,ct_state=+trk+est,action=ct(table=2,zone=2)
+table=2,in_port=1,tcp,ct_zone=2,ct_state=+trk+est,action=2
+
+dnl Traffic from ns2
+table=0,priority=100,in_port=2,tcp,action=ct(table=1,alg=ftp,zone=2)
+table=1,in_port=2,tcp,ct_zone=2,ct_state=+trk+rel,action=ct(commit,zone=2),ct(commit,zone=1),1
+table=1,in_port=2,tcp,ct_zone=2,ct_state=+trk+est,action=ct(table=2,zone=1)
+table=2,in_port=2,tcp,ct_zone=1,ct_state=+trk+rel,action=ct(commit,zone=2),ct(commit,zone=1),1
+table=2,in_port=2,tcp,ct_zone=1,ct_state=+trk+est,action=1
])
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
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/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=<cleared>),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=<cleared>),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=<cleared>)
+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=<cleared>)
])
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
+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=<cleared>)
+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=<cleared>),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=<cleared>)
+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=<cleared>),helper=ftp
])
OVS_TRAFFIC_VSWITCHD_STOP
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
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 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()
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
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
-dnl Without this sleep, we get occasional failures due to the following error:
+dnl Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, 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
-])
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::2])
-dnl Ipv4 fragmentation connectivity check.
+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 Ipv4 larger fragmentation connectivity check.
+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 Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::2])
+
+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()
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
-dnl Without this sleep, we get occasional failures due to the following error:
+dnl Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, 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
-])
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::2])
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
AT_CLEANUP
AT_SETUP([conntrack - Fragmentation over vxlan])
-AT_SKIP_IF([! ip link help 2>&1 | grep vxlan >/dev/null])
+OVS_CHECK_VXLAN()
CHECK_CONNTRACK()
OVS_TRAFFIC_VSWITCHD_START()
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,ct_state=-trk,icmp,action=ct(table=0,zone=9)
-priority=100,in_port=LOCAL,ct_state=+trk+est,icmp,action=1
+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 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_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])
OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
+AT_SETUP([conntrack - IPv6 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=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_vxlan0], [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 Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::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()
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.2XX sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.2XX sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.2XX sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
NS_CHECK_EXEC([at_ns0], [wget 10.1.1.64 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.64) ], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.64 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.64)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.64,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=<cleared>)
])
dnl Should work with the assigned IP address as well
NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) ], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.1 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 zone=1 use=1
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
NETNS_DAEMONIZE([at_ns1], [[$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([conntrack -L 2>&1 | FORMAT_CT(10.1.1.64) ], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.64 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
+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=<cleared>)
])
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([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
+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=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
AT_CHECK([ovs-ofctl --bundle 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"])
+NS_CHECK_EXEC([at_ns0], [bash -c "echo a | nc $NC_EOF_OPT -u 10.1.1.2 10000"])
AT_CHECK([ovs-appctl revalidator/purge], [0])
AT_CHECK([ovs-ofctl -O OpenFlow15 dump-flows br0 | ofctl_strip | sort | grep -v drop], [0], [dnl
OFPST_FLOW reply (OF1.5):
])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
-src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> [[UNREPLIED]] src=10.1.1.2 dst=10.1.1.2XX sport=<cleared> dport=<cleared> mark=1 use=1
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
+udp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),mark=1
])
OVS_TRAFFIC_VSWITCHD_STOP
dnl NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp1.pid])
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+OVS_WAIT_UNTIL([ip netns exec at_ns1 netstat -l | grep ftp])
dnl FTP requests from p0->p1 should work fine.
NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -4 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.240 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 helper=ftp use=2
-TIME_WAIT src=10.1.1.2 dst=10.1.1.240 sport=<cleared> dport=<cleared> src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 use=1
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>),helper=ftp
+tcp,orig=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+OVS_WAIT_UNTIL([ip netns exec at_ns1 netstat -l | grep ftp])
dnl FTP requests from p0->p1 should work fine.
NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -4 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
-AT_CHECK([conntrack -L 2>&1 | FORMAT_CT(10.1.1.2) | grep -v "FIN" | grep -v "CLOSE"], [0], [dnl
-TIME_WAIT src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> src=10.1.1.2 dst=10.1.1.240 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 helper=ftp use=2
-TIME_WAIT src=10.1.1.2 dst=10.1.1.240 sport=<cleared> dport=<cleared> src=10.1.1.1 dst=10.1.1.2 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 use=1
+dnl Discards CLOSE_WAIT and CLOSING
+AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
+tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>),helper=ftp
+tcp,orig=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>)
])
OVS_TRAFFIC_VSWITCHD_STOP
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
-dnl Without this sleep, we get occasional failures due to the following error:
+dnl Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
dnl "connect: Cannot assign requested address"
-sleep 2;
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::2])
dnl HTTP requests from ns0->ns1 should work fine.
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py http6]], [http0.pid])
AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+dnl Linux seems to take a little time to get its IPv6 stack in order. Without
+dnl waiting, we get occasional failures due to the following error:
+dnl "connect: Cannot assign requested address"
+OVS_WAIT_UNTIL([ip netns exec at_ns0 ping6 -c 1 fc00::2 >/dev/null])
+
NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
+OVS_WAIT_UNTIL([ip netns exec at_ns1 netstat -l | grep ftp])
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])
-AT_CHECK([conntrack -L -f ipv6 2>&1 | FORMAT_CT(fc00::2) | grep -v "FIN" | grep -v "CLOSE"], [0], [dnl
-TIME_WAIT src=fc00::1 dst=fc00::2 sport=<cleared> dport=<cleared> src=fc00::2 dst=fc00::240 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 helper=ftp use=2
-TIME_WAIT src=fc00::2 dst=fc00::240 sport=<cleared> dport=<cleared> src=fc00::1 dst=fc00::2 sport=<cleared> dport=<cleared> [[ASSURED]] mark=0 use=1
+dnl Discards CLOSE_WAIT and CLOSING
+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::240,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>),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=<cleared>)
+])
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([conntrack - DNAT load balancing])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns1, at_ns2, at_ns3, at_ns4)
+
+ADD_VETH(p1, at_ns1, br0, "10.1.1.1/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.2/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.3/24")
+ADD_VETH(p4, at_ns4, br0, "10.1.1.4/24")
+NS_CHECK_EXEC([at_ns1], [ip link set dev p1 address 80:88:88:88:88:11])
+NS_CHECK_EXEC([at_ns2], [ip link set dev p2 address 80:88:88:88:88:22])
+NS_CHECK_EXEC([at_ns3], [ip link set dev p3 address 80:88:88:88:88:33])
+NS_CHECK_EXEC([at_ns4], [ip link set dev p4 address 80:88:88:88:88:44])
+
+dnl Select group for load balancing. One bucket per server. Each bucket
+dnl tracks and NATs the connection and recirculates to table 4 for egress
+dnl routing. Packets of existing connections are always NATted based on
+dnl connection state, only new connections are NATted according to the
+dnl specific NAT parameters in each bucket.
+AT_CHECK([ovs-ofctl -O OpenFlow15 -vwarn add-group br0 "group_id=234,type=select,bucket=weight=100,ct(nat(dst=10.1.1.2),commit,table=4),bucket=weight=100,ct(nat(dst=10.1.1.3),commit,table=4),bucket=weight=100,ct(nat(dst=10.1.1.4),commit,table=4)"])
+
+AT_DATA([flows.txt], [dnl
+dnl Track connections to the virtual IP address.
+table=0 priority=100 ip nw_dst=10.1.1.64 action=group:234
+dnl All other IP traffic is allowed but the connection state is no commited.
+table=0 priority=90 ip action=ct(table=4,nat)
+dnl
+dnl Allow ARP, but generate responses for virtual 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 Routing table
+dnl
+table=4,ip,nw_dst=10.1.1.1 action=mod_dl_dst:80:88:88:88:88:11,output:1
+table=4,ip,nw_dst=10.1.1.2 action=mod_dl_dst:80:88:88:88:88:22,output:2
+table=4,ip,nw_dst=10.1.1.3 action=mod_dl_dst:80:88:88:88:88:33,output:3
+table=4,ip,nw_dst=10.1.1.4 action=mod_dl_dst:80:88:88:88:88:44,output:4
+table=4 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=controller
+])
+
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Start web servers
+NETNS_DAEMONIZE([at_ns2], [[$PYTHON $srcdir/test-l7.py]], [http2.pid])
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http3.pid])
+NETNS_DAEMONIZE([at_ns4], [[$PYTHON $srcdir/test-l7.py]], [http4.pid])
+
+on_exit 'ovs-ofctl -O OpenFlow15 dump-flows br0'
+on_exit 'ovs-appctl revalidator/purge'
+on_exit 'ovs-appctl dpif/dump-flows br0'
+
+dnl Should work with the virtual IP address through NAT
+for i in 1 2 3 4 5 6 7 8 9 10 11 12; do
+ echo Request $i
+ NS_CHECK_EXEC([at_ns1], [wget 10.1.1.64 -t 5 -T 1 --retry-connrefused -v -o wget$i.log])
+done
+
+dnl Each server should have at least one connection.
+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>),protoinfo=(state=<cleared>)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.64,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.3,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>)
+tcp,orig=(src=10.1.1.1,dst=10.1.1.64,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=<cleared>)
+])
+
+ovs-appctl dpif/dump-flows br0
+ovs-appctl revalidator/purge
+ovs-ofctl -O OpenFlow15 dump-flows br0
+ovs-ofctl -O OpenFlow15 dump-group-stats br0
+
+OVS_TRAFFIC_VSWITCHD_STOP
+AT_CLEANUP
+
+
+AT_SETUP([conntrack - DNAT load balancing with NC])
+CHECK_CONNTRACK()
+OVS_TRAFFIC_VSWITCHD_START()
+
+ADD_NAMESPACES(at_ns1, at_ns2, at_ns3, at_ns4, at_ns5)
+
+ADD_VETH(p1, at_ns1, br0, "10.1.1.1/24")
+ADD_VETH(p2, at_ns2, br0, "10.1.1.2/24")
+ADD_VETH(p3, at_ns3, br0, "10.1.1.3/24")
+ADD_VETH(p4, at_ns4, br0, "10.1.1.4/24")
+ADD_VETH(p5, at_ns5, br0, "10.1.1.5/24")
+NS_CHECK_EXEC([at_ns1], [ip link set dev p1 address 80:88:88:88:88:11])
+NS_CHECK_EXEC([at_ns2], [ip link set dev p2 address 80:88:88:88:88:22])
+NS_CHECK_EXEC([at_ns3], [ip link set dev p3 address 80:88:88:88:88:33])
+NS_CHECK_EXEC([at_ns4], [ip link set dev p4 address 80:88:88:88:88:44])
+NS_CHECK_EXEC([at_ns5], [ip link set dev p5 address 80:88:88:88:88:55])
+
+dnl Select group for load balancing. One bucket per server. Each bucket
+dnl tracks and NATs the connection and recirculates to table 4 for egress
+dnl routing. Packets of existing connections are always NATted based on
+dnl connection state, only new connections are NATted according to the
+dnl specific NAT parameters in each bucket.
+AT_CHECK([ovs-ofctl -O OpenFlow15 -vwarn add-group br0 "group_id=234,type=select,bucket=weight=100,ct(nat(dst=10.1.1.2),commit,table=4),bucket=weight=100,ct(nat(dst=10.1.1.3),commit,table=4),bucket=weight=100,ct(nat(dst=10.1.1.4),commit,table=4)"])
+
+AT_DATA([flows.txt], [dnl
+dnl Track connections to the virtual IP address.
+table=0 priority=100 ip nw_dst=10.1.1.64 action=group:234
+dnl All other IP traffic is allowed but the connection state is no commited.
+table=0 priority=90 ip action=ct(table=4,nat)
+dnl
+dnl Allow ARP, but generate responses for virtual 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 Routing table
+dnl
+table=4,ip,nw_dst=10.1.1.1 action=mod_dl_dst:80:88:88:88:88:11,output:1
+table=4,ip,nw_dst=10.1.1.2 action=mod_dl_dst:80:88:88:88:88:22,output:2
+table=4,ip,nw_dst=10.1.1.3 action=mod_dl_dst:80:88:88:88:88:33,output:3
+table=4,ip,nw_dst=10.1.1.4 action=mod_dl_dst:80:88:88:88:88:44,output:4
+table=4,ip,nw_dst=10.1.1.5 action=mod_dl_dst:80:88:88:88:88:55,output:5
+table=4 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=controller
])
+AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
+
+dnl Start web servers
+NETNS_DAEMONIZE([at_ns2], [[$PYTHON $srcdir/test-l7.py]], [http2.pid])
+NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http3.pid])
+NETNS_DAEMONIZE([at_ns4], [[$PYTHON $srcdir/test-l7.py]], [http4.pid])
+
+on_exit 'ovs-ofctl -O OpenFlow15 dump-flows br0'
+on_exit 'ovs-appctl revalidator/purge'
+on_exit 'ovs-appctl dpif/dump-flows br0'
+
+sleep 5
+
+dnl Should work with the virtual IP address through NAT
+for i in 1 2 3 4 5 6 7 8 9; do
+ echo Request $i
+ NS_CHECK_EXEC([at_ns1], [echo "TEST1" | nc -p 4100$i 10.1.1.64 80 > nc-1-$i.log])
+ NS_CHECK_EXEC([at_ns5], [echo "TEST5" | nc -p 4100$i 10.1.1.64 80 > nc-5-$i.log])
+done
+
+conntrack -L 2>&1
+
+ovs-appctl dpif/dump-flows br0
+ovs-appctl revalidator/purge
+ovs-ofctl -O OpenFlow15 dump-flows br0
+ovs-ofctl -O OpenFlow15 dump-group-stats br0
+
OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP
projects / cascardo / ovs.git / blobdiff