1 AT_BANNER([learning action])
3 AT_SETUP([learning action - parsing and formatting])
4 AT_DATA([flows.txt], [[
6 actions=learn(NXM_OF_VLAN_TCI[0..11], NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[], output:NXM_OF_IN_PORT[], load:10->NXM_NX_REG0[5..10])
7 actions=learn(table=1,idle_timeout=10, hard_timeout=20, fin_idle_timeout=5, fin_hard_timeout=10, priority=10, cookie=0xfedcba9876543210, in_port=99,NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[],load:NXM_OF_IN_PORT[]->NXM_NX_REG1[16..31])
9 AT_CHECK([ovs-ofctl parse-flows flows.txt], [0],
10 [[usable protocols: any,OXM-OpenFlow14
11 chosen protocol: OpenFlow10-table_id
12 OFPT_FLOW_MOD (xid=0x1): ADD actions=learn(table=1)
13 OFPT_FLOW_MOD (xid=0x2): ADD actions=learn(table=1,NXM_OF_VLAN_TCI[0..11],NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[],output:NXM_OF_IN_PORT[],load:0xa->NXM_NX_REG0[5..10])
14 OFPT_FLOW_MOD (xid=0x3): ADD actions=learn(table=1,idle_timeout=10,hard_timeout=20,fin_idle_timeout=5,fin_hard_timeout=10,priority=10,cookie=0xfedcba9876543210,in_port=99,NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[],load:NXM_OF_IN_PORT[]->NXM_NX_REG1[16..31])
18 AT_SETUP([learning action - parsing and formatting - illegal in_port_oxm])
19 AT_CHECK([[ovs-ofctl parse-flow 'actions=learn(table=1, in_port_oxm=123456)']],
21 AT_CHECK([sed -e 's/.*|ofp_util|WARN|//' < stderr], [0],
22 [[port 123456 is outside the supported range 0 through ffff or 0xffffff00 through 0xffffffff
23 ovs-ofctl: 123456: port value out of range for in_port_oxm
27 AT_SETUP([learning action - parsing and formatting - OXM])
28 AT_DATA([flows.txt], [[
29 actions=learn(output:OXM_OF_IN_PORT[])
30 actions=learn(table=1, in_port=1, load:OXM_OF_IN_PORT[]->NXM_NX_REG1[], load:0xfffffffe->OXM_OF_IN_PORT[])
32 AT_CHECK([ovs-ofctl -O OpenFlow12 parse-flows flows.txt], [0],
33 [[usable protocols: any,OXM-OpenFlow14
34 chosen protocol: OXM-OpenFlow12
35 OFPT_FLOW_MOD (OF1.2) (xid=0x1): ADD actions=learn(table=1,output:OXM_OF_IN_PORT[])
36 OFPT_FLOW_MOD (OF1.2) (xid=0x2): ADD actions=learn(table=1,in_port=1,load:OXM_OF_IN_PORT[]->NXM_NX_REG1[],load:0xfffffffe->OXM_OF_IN_PORT[])
40 AT_SETUP([learning action - examples])
41 AT_DATA([flows.txt], [[
42 # These are the examples from nicira-ext.h.
43 actions=learn(in_port=99,NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[], load:NXM_OF_IN_PORT[]->NXM_NX_REG1[16..31])
44 actions=learn(NXM_OF_VLAN_TCI[0..11], NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[],output:NXM_OF_IN_PORT[])
45 table=0 actions=learn(table=1,hard_timeout=10, NXM_OF_VLAN_TCI[0..11],output:NXM_OF_IN_PORT[]), resubmit(,1)
46 table=1 priority=0 actions=flood
48 AT_CHECK([ovs-ofctl parse-flows flows.txt], [0],
49 [[usable protocols: OXM,OpenFlow10+table_id,NXM+table_id,OpenFlow11,OXM-OpenFlow14
50 chosen protocol: OpenFlow10+table_id
51 OFPT_FLOW_MOD (xid=0x1): ADD table:255 actions=learn(table=1,in_port=99,NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[],load:NXM_OF_IN_PORT[]->NXM_NX_REG1[16..31])
52 OFPT_FLOW_MOD (xid=0x2): ADD table:255 actions=learn(table=1,NXM_OF_VLAN_TCI[0..11],NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[],output:NXM_OF_IN_PORT[])
53 OFPT_FLOW_MOD (xid=0x3): ADD actions=learn(table=1,hard_timeout=10,NXM_OF_VLAN_TCI[0..11],output:NXM_OF_IN_PORT[]),resubmit(,1)
54 OFPT_FLOW_MOD (xid=0x4): ADD table:1 priority=0 actions=FLOOD
58 AT_SETUP([learning action - satisfied prerequisites])
60 [[actions=learn(eth_type=0x800,load:5->NXM_OF_IP_DST[])
61 ip,actions=learn(load:NXM_OF_IP_DST[]->NXM_NX_REG1[])
62 ip,actions=learn(eth_type=0x800,OXM_OF_IPV4_DST[])
64 AT_CHECK([ovs-ofctl parse-flows flows.txt], [0],
65 [[usable protocols: any,OXM-OpenFlow14
66 chosen protocol: OpenFlow10-table_id
67 OFPT_FLOW_MOD (xid=0x1): ADD actions=learn(table=1,eth_type=0x800,load:0x5->NXM_OF_IP_DST[])
68 OFPT_FLOW_MOD (xid=0x2): ADD ip actions=learn(table=1,load:NXM_OF_IP_DST[]->NXM_NX_REG1[])
69 OFPT_FLOW_MOD (xid=0x3): ADD ip actions=learn(table=1,eth_type=0x800,NXM_OF_IP_DST[])
73 AT_SETUP([learning action - invalid prerequisites])
74 AT_CHECK([[ovs-ofctl parse-flow 'actions=learn(load:5->NXM_OF_IP_DST[])']],
76 AT_CHECK([sed -e 's/.*|meta_flow|WARN|//' < stderr], [0],
77 [[destination field ip_dst lacks correct prerequisites
78 ovs-ofctl: actions are invalid with specified match (OFPBAC_MATCH_INCONSISTENT)
80 AT_CHECK([[ovs-ofctl parse-flow 'actions=learn(load:NXM_OF_IP_DST[]->NXM_NX_REG1[])']],
82 AT_CHECK([sed -e 's/.*|meta_flow|WARN|//' < stderr], [0],
83 [[source field ip_dst lacks correct prerequisites
84 ovs-ofctl: actions are invalid with specified match (OFPBAC_MATCH_INCONSISTENT)
88 AT_SETUP([learning action - standard VLAN+MAC learning])
90 [add-port br0 p1 -- set Interface p1 type=dummy ofport_request=1 -- \
91 add-port br0 p2 -- set Interface p2 type=dummy ofport_request=2 -- \
92 add-port br0 p3 -- set Interface p3 type=dummy ofport_request=3])
93 # Set up flow table for VLAN+MAC learning.
94 AT_DATA([flows.txt], [[
95 table=0 actions=learn(table=1, hard_timeout=60, NXM_OF_VLAN_TCI[0..11], NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[], output:NXM_OF_IN_PORT[]), resubmit(,1)
96 table=1 priority=0 actions=flood
98 AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
100 # Trace an ARP packet arriving on port 3, to create a MAC learning entry.
101 flow="in_port(3),eth(src=50:54:00:00:00:05,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=192.168.0.1,tip=192.168.0.2,op=1,sha=50:54:00:00:00:05,tha=00:00:00:00:00:00)"
102 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
103 actual=`tail -1 stdout | sed 's/Datapath actions: //'`
106 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$expected"], [0], [stdout])
108 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$actual"], [0], [expout])
110 # Check for the MAC learning entry.
111 AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip | sort], [0], [dnl
112 table=1, hard_timeout=60, vlan_tci=0x0000/0x0fff,dl_dst=50:54:00:00:00:05 actions=output:3
113 table=1, priority=0 actions=FLOOD
117 # Trace a packet arrival destined for the learned MAC.
118 # (This will also learn a MAC.)
119 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy 'in_port(1),eth(src=50:54:00:00:00:06,dst=50:54:00:00:00:05),eth_type(0x0806),arp(sip=192.168.0.2,tip=192.168.0.1,op=2,sha=50:54:00:00:00:06,tha=50:54:00:00:00:05)' -generate], [0], [stdout])
120 AT_CHECK([tail -1 stdout], [0], [Datapath actions: 3
123 # Check for both MAC learning entries.
124 AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip |sort], [0], [dnl
125 table=1, hard_timeout=60, vlan_tci=0x0000/0x0fff,dl_dst=50:54:00:00:00:05 actions=output:3
126 table=1, hard_timeout=60, vlan_tci=0x0000/0x0fff,dl_dst=50:54:00:00:00:06 actions=output:1
127 table=1, priority=0 actions=FLOOD
131 # Trace a packet arrival that updates the first learned MAC entry.
132 flow="in_port(2),eth(src=50:54:00:00:00:05,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=192.168.0.1,tip=192.168.0.2,op=1,sha=50:54:00:00:00:05,tha=00:00:00:00:00:00)"
133 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
134 actual=`tail -1 stdout | sed 's/Datapath actions: //'`
137 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$expected"], [0], [stdout])
139 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$actual"], [0], [expout])
141 # Check that the MAC learning entry was updated.
142 AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip | sort], [0], [dnl
143 table=1, hard_timeout=60, vlan_tci=0x0000/0x0fff,dl_dst=50:54:00:00:00:05 actions=output:2
144 table=1, hard_timeout=60, vlan_tci=0x0000/0x0fff,dl_dst=50:54:00:00:00:06 actions=output:1
145 table=1, priority=0 actions=FLOOD
151 dnl This test checks that repeated uses of a "learn" action cause the
152 dnl modified time of the learned flow to advance. Otherwise, the
153 dnl learned flow will expire after its hard timeout even though it's
154 dnl supposed to be refreshed. (The expiration can be hard to see since
155 dnl it gets re-learned again the next time a packet appears, but
156 dnl sometimes the expiration can cause temporary flooding etc.)
157 AT_SETUP([learning action - learn refreshes hard_age])
159 [add-port br0 p1 -- set Interface p1 type=dummy ofport_request=1 -- \
160 add-port br0 p2 -- set Interface p2 type=dummy ofport_request=2 -- \
161 add-port br0 p3 -- set Interface p3 type=dummy ofport_request=3])
165 # Set up flow table for MAC learning.
166 AT_DATA([flows.txt], [[
167 table=0 actions=learn(table=1, hard_timeout=10, NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[], output:NXM_OF_IN_PORT[]), resubmit(,1)
168 table=1 priority=0 actions=flood
170 AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
172 # Trace an ICMP packet arriving on port 3, to create a MAC learning entry.
173 flow="in_port(3),eth(src=50:54:00:00:00:07,dst=50:54:00:00:00:05),eth_type(0x0800),ipv4(src=192.168.0.2,dst=192.168.0.1,proto=1,tos=0,ttl=64,frag=no),icmp(type=0,code=0)"
174 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
175 actual=`tail -1 stdout | sed 's/Datapath actions: //'`
178 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$expected"], [0], [stdout])
180 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$actual"], [0], [expout])
182 # Check that the MAC learning entry appeared.
183 AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip | sort], [0], [dnl
184 table=1, hard_timeout=10, dl_dst=50:54:00:00:00:07 actions=output:3
185 table=1, priority=0 actions=FLOOD
189 # For 25 seconds, make sure that the MAC learning entry doesn't
190 # disappear as long as we refresh it every second.
191 for i in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25; do
192 ovs-appctl time/warp 1000
193 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
195 # Check that the entry is there.
196 AT_CHECK([ovs-ofctl dump-flows br0 table=1], [0], [stdout])
197 AT_CHECK([ofctl_strip < stdout | sort], [0], [dnl
198 table=1, hard_timeout=10, dl_dst=50:54:00:00:00:07 actions=output:3
199 table=1, priority=0 actions=FLOOD
203 if test $i != 1; then
204 # Check that hard_age has appeared. We need to do this separately
205 # from the above check because ofctl_strip removes it. dump-flows
206 # only prints hard_age when it is different from the flow's duration
207 # (that is, the number of seconds from the time it was created),
208 # so we only check for it after we've refreshed the flow once.
209 AT_CHECK([grep dl_dst=50:54:00:00:00:07 stdout | grep -c hard_age],
215 # Make sure that 15 seconds without refreshing makes the flow time out.
216 ovs-appctl time/warp 5000
217 ovs-appctl time/warp 5000
218 ovs-appctl time/warp 5000
220 AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip | sort], [0], [dnl
221 table=1, priority=0 actions=FLOOD
227 AT_SETUP([learning action - TCPv4 port learning])
229 [add-port br0 p1 -- set Interface p1 type=dummy -- \
230 add-port br0 p2 -- set Interface p2 type=dummy -- \
231 add-port br0 p3 -- set Interface p3 type=dummy])
232 # Set up flow table for TCPv4 port learning.
233 AT_CHECK([[ovs-ofctl add-flow br0 'table=0 tcp actions=learn(table=1, hard_timeout=60, eth_type=0x800, nw_proto=6, NXM_OF_IP_SRC[]=NXM_OF_IP_DST[], NXM_OF_IP_DST[]=NXM_OF_IP_SRC[], NXM_OF_TCP_SRC[]=NXM_OF_TCP_DST[], NXM_OF_TCP_DST[]=NXM_OF_TCP_SRC[]), flood']])
235 # Trace a TCPv4 packet arriving on port 3.
236 flow="in_port(3),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:06),eth_type(0x0800),ipv4(src=192.168.0.2,dst=192.168.0.1,proto=6,tos=0,ttl=64,frag=no),tcp(src=40000,dst=80)"
237 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
238 actual=`tail -1 stdout | sed 's/Datapath actions: //'`
241 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$expected"], [0], [stdout])
243 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$actual"], [0], [expout])
245 # Check for the learning entry.
246 AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip | sort], [0], [dnl
247 table=1, hard_timeout=60, tcp,nw_src=192.168.0.1,nw_dst=192.168.0.2,tp_src=80,tp_dst=40000 actions=drop
253 AT_SETUP([learning action - TCPv6 port learning])
255 [add-port br0 p1 -- set Interface p1 type=dummy -- \
256 add-port br0 p2 -- set Interface p2 type=dummy -- \
257 add-port br0 p3 -- set Interface p3 type=dummy])
258 # Set up flow table for TCPv6 port learning.
259 # Also add a 128-bit-wide "load" action and a 128-bit literal match to check
261 AT_CHECK([[ovs-ofctl add-flow br0 'table=0 tcp6 actions=learn(table=1, hard_timeout=60, eth_type=0x86dd, nw_proto=6, NXM_NX_IPV6_SRC[]=NXM_NX_IPV6_DST[], ipv6_dst=2001:0db8:85a3:0000:0000:8a2e:0370:7334, NXM_OF_TCP_SRC[]=NXM_OF_TCP_DST[], NXM_OF_TCP_DST[]=NXM_OF_TCP_SRC[], load(0x20010db885a308d313198a2e03707348->NXM_NX_IPV6_DST[])), flood']])
263 # Trace a TCPv6 packet arriving on port 3.
264 flow="in_port(3),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:06),eth_type(0x86dd),ipv6(src=fec0::2,dst=fec0::1,label=0,proto=6,tclass=0,hlimit=255,frag=no),tcp(src=40000,dst=80)"
265 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
266 actual=`tail -1 stdout | sed 's/Datapath actions: //'`
269 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$expected"], [0], [stdout])
271 AT_CHECK([ovs-dpctl normalize-actions "$flow" "$actual"], [0], [expout])
273 # Check for the learning entry.
274 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
275 table=1, hard_timeout=60, tcp6,ipv6_src=fec0::1,ipv6_dst=2001:db8:85a3::8a2e:370:7334,tp_src=80,tp_dst=40000 actions=load:0x13198a2e03707348->NXM_NX_IPV6_DST[[0..63]],load:0x20010db885a308d3->NXM_NX_IPV6_DST[[64..127]]
276 tcp6 actions=learn(table=1,hard_timeout=60,eth_type=0x86dd,nw_proto=6,NXM_NX_IPV6_SRC[[]]=NXM_NX_IPV6_DST[[]],ipv6_dst=2001:db8:85a3::8a2e:370:7334,NXM_OF_TCP_SRC[[]]=NXM_OF_TCP_DST[[]],NXM_OF_TCP_DST[[]]=NXM_OF_TCP_SRC[[]],load:0x20010db885a308d313198a2e03707348->NXM_NX_IPV6_DST[[]]),FLOOD
282 # In this use of a learn action, the first packet in the flow creates
283 # a new flow that changes the behavior of subsequent packets in the
285 AT_SETUP([learning action - self-modifying flow])
287 ADD_OF_PORTS([br0], 1, 2, 3)
290 # Set up flow table for TCPv4 port learning.
291 AT_CHECK([[ovs-ofctl add-flow br0 'actions=load:3->NXM_NX_REG0[0..15],learn(table=0,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2']])
293 # Trace some packets arriving. The particular packets don't matter.
294 for i in 1 2 3 4 5 6 7 8 9 10; do
295 ovs-appctl netdev-dummy/receive p1 'in_port(1),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=6,tos=0,ttl=64,frag=no),tcp(src=8,dst=9)'
296 ovs-appctl time/warp 10
297 if [[ $i -eq 1 ]]; then
302 # Check for the learning entry.
303 ovs-appctl time/warp 1000
304 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0],
305 [[ n_packets=1, n_bytes=60, actions=load:0x3->NXM_NX_REG0[0..15],learn(table=0,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2
306 n_packets=9, n_bytes=540, priority=65535,vlan_tci=0x0000/0x0fff,dl_src=50:54:00:00:00:05 actions=output:3
310 # Check that the first packet went out port 2 and the rest out port 3.
312 [(ovs-ofctl dump-ports br0 2; ovs-ofctl dump-ports br0 3) | STRIP_XIDS], [0],
313 [OFPST_PORT reply: 1 ports
314 port 2: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
315 tx pkts=1, bytes=60, drop=0, errs=0, coll=0
316 OFPST_PORT reply: 1 ports
317 port 3: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
318 tx pkts=9, bytes=540, drop=0, errs=0, coll=0
324 # This test is much like the previous, but adds idle timeouts and sends
325 # two different flows to the bridge. This tests that the statistics are
326 # attributed correctly.
327 AT_SETUP([learning action - self-modifying flow with idle_timeout])
329 ADD_OF_PORTS([br0], 1, 2, 3)
332 # Set up flow table for TCPv4 port learning.
333 AT_CHECK([[ovs-ofctl add-flow br0 'actions=load:3->NXM_NX_REG0[0..15],learn(table=0,idle_timeout=5,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2']])
335 # Trace some packets arriving. The particular packets don't matter.
336 for i in `seq 1 10`; do
337 ovs-appctl netdev-dummy/receive p1 'in_port(1),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=6,tos=0,ttl=64,frag=no),tcp(src=8,dst=9)'
338 ovs-appctl time/warp 10
339 if [[ $i -eq 1 ]]; then
344 # Trace some packets arriving. This is is a different flow from the previous.
345 # Note that we advance time by 1 second between each packet here.
346 for i in `seq 1 10`; do
347 ovs-appctl netdev-dummy/receive p1 'in_port(1),eth(src=50:54:00:00:00:06,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=6,tos=0,ttl=64,frag=no),tcp(src=8,dst=9)'
348 ovs-appctl time/warp 1000
349 # Note: netdev-dummy/receive merely queues the packet.
350 # We need to wait for other thread to process the packet
351 # and update the flow's 'used' for the packet.
352 # (i % 3 == 0) below is somehow arbitrary but chosen to ensure
353 # that we update the flow's 'used' frequently enough to prevent
355 if [[ $i -eq 1 -or $((i % 3)) -eq 0 ]]; then
360 # Check that the first packet of each flow went out port 2 and the rest out
363 [(ovs-ofctl dump-ports br0 2; ovs-ofctl dump-ports br0 3) | STRIP_XIDS], [0],
364 [OFPST_PORT reply: 1 ports
365 port 2: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
366 tx pkts=2, bytes=120, drop=0, errs=0, coll=0
367 OFPST_PORT reply: 1 ports
368 port 3: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
369 tx pkts=18, bytes=1080, drop=0, errs=0, coll=0
372 # Check for the learning entry.
373 ovs-appctl time/warp 1000
374 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0],
375 [[ n_packets=2, n_bytes=120, actions=load:0x3->NXM_NX_REG0[0..15],learn(table=0,idle_timeout=5,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2
376 n_packets=9, n_bytes=540, idle_timeout=5, priority=65535,vlan_tci=0x0000/0x0fff,dl_src=50:54:00:00:00:06 actions=output:3
382 # This test is much like the previous, but adds hard timeouts and sends
383 # two different flows to the bridge. This tests that the statistics are
384 # attributed correctly.
385 AT_SETUP([learning action - self-modifying flow with hard_timeout])
387 ADD_OF_PORTS([br0], 1, 2, 3)
390 # Set up flow table for TCPv4 port learning.
391 AT_CHECK([[ovs-ofctl add-flow br0 'actions=load:3->NXM_NX_REG0[0..15],learn(table=0,hard_timeout=10,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2']])
393 # Trace some packets arriving. The particular packets don't matter.
394 for i in `seq 1 10`; do
395 ovs-appctl netdev-dummy/receive p1 'in_port(1),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=6,tos=0,ttl=64,frag=no),tcp(src=8,dst=9)'
396 if [[ $i -eq 1 ]]; then
399 ovs-appctl time/warp 10
402 # Trace some packets arriving. This is is a different flow from the previous.
403 # Note that we advance time by 2 second between each packet here.
404 for i in `seq 1 10`; do
405 ovs-appctl netdev-dummy/receive p1 'in_port(1),eth(src=50:54:00:00:00:06,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=6,tos=0,ttl=64,frag=no),tcp(src=8,dst=9)'
406 # Note: hard_timeout should fire immediately after #6 packet.
407 # #7 packet re-install the flow and the following 3 packets
408 # (#8, #9, #10) use the flow.
409 # it's difficult to predict the exact timing of rule expiry
410 # because it's affected by flow dumper thread via udpif_dump_seq.
411 # hard_timeout value for this test was chosen to overcome the uncertainty.
413 # receive #1 learn, install flow with hard_timeout=10
414 # sleep to ensure the flow installation
415 # (warp, timeout left 8s)
416 # receive #2 the learned flow
417 # (warp, timeout left 6s)
419 # (warp, timeout left 4s)
421 # (warp, timeout left 2s)
423 # (warp, timeout left 0s)
424 # NOTE: OVS does not consider this expired yet. cf. rule_expire()
426 # (warp, timeout left -2s)
427 # sleep to ensure flow expiration
428 # receive #7 learn, install flow with hard_timeout=10
429 # sleep to ensure the flow installation
430 # (warp, timeout left 8s)
432 # (warp, timeout left 6s)
434 # (warp, timeout left 4s)
436 # (warp, timeout left 2s)
437 if [[ $i -eq 1 -o $i -eq 7 ]]; then
440 ovs-appctl time/warp 2000
441 if [[ $i -eq 6 ]]; then
446 # Check that the first packet of each flow went out port 2 and the rest out
449 [(ovs-ofctl dump-ports br0 2; ovs-ofctl dump-ports br0 3) | STRIP_XIDS], [0],
450 [OFPST_PORT reply: 1 ports
451 port 2: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
452 tx pkts=3, bytes=180, drop=0, errs=0, coll=0
453 OFPST_PORT reply: 1 ports
454 port 3: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
455 tx pkts=17, bytes=1020, drop=0, errs=0, coll=0
458 # Check for the learning entry.
459 ovs-appctl time/warp 1000
461 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0],
462 [[ n_packets=3, n_bytes=180, actions=load:0x3->NXM_NX_REG0[0..15],learn(table=0,hard_timeout=10,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2
463 n_packets=3, n_bytes=180, hard_timeout=10, priority=65535,vlan_tci=0x0000/0x0fff,dl_src=50:54:00:00:00:06 actions=output:3
469 AT_SETUP([learning action - fin_timeout feature])
470 # This is a totally artificial use of the "learn" action. The only purpose
471 # is to check that specifying fin_idle_timeout or fin_hard_timeout causes
472 # a corresponding fin_timeout action to end up in the learned flows.
474 [add-port br0 p1 -- set Interface p1 type=dummy ofport_request=1])
475 AT_CHECK([[ovs-ofctl add-flow br0 'actions=learn(fin_hard_timeout=10, fin_idle_timeout=5, NXM_OF_ETH_DST[]=NXM_OF_ETH_SRC[], output:NXM_OF_IN_PORT[])']])
476 AT_CHECK([ovs-appctl ofproto/trace ovs-dummy 'in_port(1),eth(src=50:54:00:00:00:05,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=192.168.0.1,tip=192.168.0.2,op=1,sha=50:54:00:00:00:05,tha=00:00:00:00:00:00)' -generate], [0], [ignore])
477 AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip], [0],
479 table=1, dl_dst=50:54:00:00:00:05 actions=fin_timeout(idle_timeout=5,hard_timeout=10),output:1