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])
]])
AT_CHECK([ovs-ofctl parse-flows flows.txt], [0],
-[[usable protocols: any
+[[usable protocols: any,OXM-OpenFlow14
chosen protocol: OpenFlow10-table_id
OFPT_FLOW_MOD (xid=0x1): ADD actions=learn(table=1)
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])
]])
AT_CLEANUP
+AT_SETUP([learning action - parsing and formatting - illegal in_port_oxm])
+AT_CHECK([[ovs-ofctl parse-flow 'actions=learn(table=1, in_port_oxm=123456)']],
+ [1], [], [stderr])
+AT_CHECK([sed -e 's/.*|ofp_util|WARN|//' < stderr], [0],
+ [[port 123456 is outside the supported range 0 through ffff or 0xffffff00 through 0xffffffff
+ovs-ofctl: 123456: port value out of range for in_port_oxm
+]], [[]])
+AT_CLEANUP
+
+AT_SETUP([learning action - parsing and formatting - OXM])
+AT_DATA([flows.txt], [[
+actions=learn(output:OXM_OF_IN_PORT[])
+actions=learn(table=1, in_port=1, load:OXM_OF_IN_PORT[]->NXM_NX_REG1[], load:0xfffffffe->OXM_OF_IN_PORT[])
+]])
+AT_CHECK([ovs-ofctl -O OpenFlow12 parse-flows flows.txt], [0],
+[[usable protocols: any,OXM-OpenFlow14
+chosen protocol: OXM-OpenFlow12
+OFPT_FLOW_MOD (OF1.2) (xid=0x1): ADD actions=learn(table=1,output:OXM_OF_IN_PORT[])
+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[])
+]])
+AT_CLEANUP
+
AT_SETUP([learning action - examples])
AT_DATA([flows.txt], [[
# These are the examples from nicira-ext.h.
table=1 priority=0 actions=flood
]])
AT_CHECK([ovs-ofctl parse-flows flows.txt], [0],
-[[usable protocols: OXM,OpenFlow10+table_id,NXM+table_id
+[[usable protocols: OXM,OpenFlow10+table_id,NXM+table_id,OpenFlow11,OXM-OpenFlow14
chosen protocol: OpenFlow10+table_id
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])
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[])
ip,actions=learn(eth_type=0x800,OXM_OF_IPV4_DST[])
]])
AT_CHECK([ovs-ofctl parse-flows flows.txt], [0],
-[[usable protocols: any
+[[usable protocols: any,OXM-OpenFlow14
chosen protocol: OpenFlow10-table_id
OFPT_FLOW_MOD (xid=0x1): ADD actions=learn(table=1,eth_type=0x800,load:0x5->NXM_OF_IP_DST[])
OFPT_FLOW_MOD (xid=0x2): ADD ip actions=learn(table=1,load:NXM_OF_IP_DST[]->NXM_NX_REG1[])
AT_SETUP([learning action - invalid prerequisites])
AT_CHECK([[ovs-ofctl parse-flow 'actions=learn(load:5->NXM_OF_IP_DST[])']],
- [1], [],
- [[ovs-ofctl: load:5->NXM_OF_IP_DST[]: cannot specify destination field ip_dst because prerequisites are not satisfied
-]])
+ [1], [], [stderr])
+AT_CHECK([sed -e 's/.*|meta_flow|WARN|//' < stderr], [0],
+ [[destination field ip_dst lacks correct prerequisites
+ovs-ofctl: actions are invalid with specified match (OFPBAC_MATCH_INCONSISTENT)
+]], [[]])
AT_CHECK([[ovs-ofctl parse-flow 'actions=learn(load:NXM_OF_IP_DST[]->NXM_NX_REG1[])']],
- [1], [],
- [[ovs-ofctl: load:NXM_OF_IP_DST[]->NXM_NX_REG1[]: cannot specify source field ip_dst because prerequisites are not satisfied
+ [1], [], [stderr])
+AT_CHECK([sed -e 's/.*|meta_flow|WARN|//' < stderr], [0],
+ [[source field ip_dst lacks correct prerequisites
+ovs-ofctl: actions are invalid with specified match (OFPBAC_MATCH_INCONSISTENT)
]])
AT_CLEANUP
# Trace an ARP packet arriving on port 3, to create a MAC learning entry.
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)"
-AT_CHECK([ovs-appctl ofproto/trace br0 "$flow" -generate], [0], [stdout])
+AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
actual=`tail -1 stdout | sed 's/Datapath actions: //'`
expected="1,2,100"
# Trace a packet arrival destined for the learned MAC.
# (This will also learn a MAC.)
-AT_CHECK([ovs-appctl ofproto/trace br0 '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])
+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])
AT_CHECK([tail -1 stdout], [0], [Datapath actions: 3
])
# Trace a packet arrival that updates the first learned MAC entry.
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)"
-AT_CHECK([ovs-appctl ofproto/trace br0 "$flow" -generate], [0], [stdout])
+AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
actual=`tail -1 stdout | sed 's/Datapath actions: //'`
expected="1,3,100"
# Trace an ICMP packet arriving on port 3, to create a MAC learning entry.
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)"
-AT_CHECK([ovs-appctl ofproto/trace br0 "$flow" -generate], [0], [stdout])
+AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
actual=`tail -1 stdout | sed 's/Datapath actions: //'`
expected="1,2,100"
# disappear as long as we refresh it every second.
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
ovs-appctl time/warp 1000
- AT_CHECK([ovs-appctl ofproto/trace br0 "$flow" -generate], [0], [stdout])
+ AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
# Check that the entry is there.
AT_CHECK([ovs-ofctl dump-flows br0 table=1], [0], [stdout])
ovs-appctl time/warp 5000
ovs-appctl time/warp 5000
ovs-appctl time/warp 5000
- AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip | sort], [0], [dnl
+sleep 1
+AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip | sort], [0], [dnl
table=1, priority=0 actions=FLOOD
NXST_FLOW reply:
])
# Trace a TCPv4 packet arriving on port 3.
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)"
-AT_CHECK([ovs-appctl ofproto/trace br0 "$flow" -generate], [0], [stdout])
+AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
actual=`tail -1 stdout | sed 's/Datapath actions: //'`
expected="1,2,100"
# Trace a TCPv6 packet arriving on port 3.
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)"
-AT_CHECK([ovs-appctl ofproto/trace br0 "$flow" -generate], [0], [stdout])
+AT_CHECK([ovs-appctl ofproto/trace ovs-dummy "$flow" -generate], [0], [stdout])
actual=`tail -1 stdout | sed 's/Datapath actions: //'`
expected="1,2,100"
OVS_VSWITCHD_STOP
AT_CLEANUP
+# In this use of a learn action, the first packet in the flow creates
+# a new flow that changes the behavior of subsequent packets in the
+# flow.
+AT_SETUP([learning action - self-modifying flow])
+OVS_VSWITCHD_START
+ADD_OF_PORTS([br0], 1, 2, 3)
+
+ovs-appctl time/stop
+# Set up flow table for TCPv4 port learning.
+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']])
+
+# Trace some packets arriving. The particular packets don't matter.
+for i in 1 2 3 4 5 6 7 8 9 10; do
+ 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)'
+ ovs-appctl time/warp 10
+ if [[ $i -eq 1 ]]; then
+ sleep 1
+ fi
+done
+
+# Check for the learning entry.
+ovs-appctl time/warp 1000
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0],
+[[ 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
+ n_packets=9, n_bytes=540, priority=65535,vlan_tci=0x0000/0x0fff,dl_src=50:54:00:00:00:05 actions=output:3
+NXST_FLOW reply:
+]])
+
+# Check that the first packet went out port 2 and the rest out port 3.
+AT_CHECK(
+ [(ovs-ofctl dump-ports br0 2; ovs-ofctl dump-ports br0 3) | STRIP_XIDS], [0],
+ [OFPST_PORT reply: 1 ports
+ port 2: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+ tx pkts=1, bytes=60, drop=0, errs=0, coll=0
+OFPST_PORT reply: 1 ports
+ port 3: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+ tx pkts=9, bytes=540, drop=0, errs=0, coll=0
+])
+
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+# This test is much like the previous, but adds idle timeouts and sends
+# two different flows to the bridge. This tests that the statistics are
+# attributed correctly.
+AT_SETUP([learning action - self-modifying flow with idle_timeout])
+OVS_VSWITCHD_START
+ADD_OF_PORTS([br0], 1, 2, 3)
+
+ovs-appctl time/stop
+# Set up flow table for TCPv4 port learning.
+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']])
+
+# Trace some packets arriving. The particular packets don't matter.
+for i in `seq 1 10`; do
+ 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)'
+ ovs-appctl time/warp 10
+ if [[ $i -eq 1 ]]; then
+ sleep 1
+ fi
+done
+
+# Trace some packets arriving. This is is a different flow from the previous.
+# Note that we advance time by 1 second between each packet here.
+for i in `seq 1 10`; do
+ 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)'
+ ovs-appctl time/warp 1000
+ # Note: netdev-dummy/receive merely queues the packet.
+ # We need to wait for other thread to process the packet
+ # and update the flow's 'used' for the packet.
+ # (i % 3 == 0) below is somehow arbitrary but chosen to ensure
+ # that we update the flow's 'used' frequently enough to prevent
+ # idle_timeout.
+ if [[ $i -eq 1 -o $((i % 3)) -eq 0 ]]; then
+ sleep 1
+ fi
+done
+
+# Check that the first packet of each flow went out port 2 and the rest out
+# port 3.
+AT_CHECK(
+ [(ovs-ofctl dump-ports br0 2; ovs-ofctl dump-ports br0 3) | STRIP_XIDS], [0],
+ [OFPST_PORT reply: 1 ports
+ port 2: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+ tx pkts=2, bytes=120, drop=0, errs=0, coll=0
+OFPST_PORT reply: 1 ports
+ port 3: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+ tx pkts=18, bytes=1080, drop=0, errs=0, coll=0
+])
+
+# Check for the learning entry.
+ovs-appctl time/warp 1000
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0],
+[[ 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
+ 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
+NXST_FLOW reply:
+]])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+# This test is much like the previous, but adds hard timeouts and sends
+# two different flows to the bridge. This tests that the statistics are
+# attributed correctly.
+AT_SETUP([learning action - self-modifying flow with hard_timeout])
+OVS_VSWITCHD_START
+ADD_OF_PORTS([br0], 1, 2, 3)
+
+ovs-appctl time/stop
+# Set up flow table for TCPv4 port learning.
+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']])
+
+# Trace some packets arriving. The particular packets don't matter.
+for i in `seq 1 10`; do
+ 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)'
+ if [[ $i -eq 1 ]]; then
+ sleep 1
+ fi
+ ovs-appctl time/warp 10
+done
+
+# Trace some packets arriving. This is is a different flow from the previous.
+# Note that we advance time by 2 second between each packet here.
+for i in `seq 1 10`; do
+ 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)'
+ # Note: hard_timeout should fire immediately after #6 packet.
+ # #7 packet re-install the flow and the following 3 packets
+ # (#8, #9, #10) use the flow.
+ # it's difficult to predict the exact timing of rule expiry
+ # because it's affected by flow dumper thread via udpif_dump_seq.
+ # hard_timeout value for this test was chosen to overcome the uncertainty.
+ #
+ # receive #1 learn, install flow with hard_timeout=10
+ # sleep to ensure the flow installation
+ # (warp, timeout left 8s)
+ # receive #2 the learned flow
+ # (warp, timeout left 6s)
+ # receive #3
+ # (warp, timeout left 4s)
+ # receive #4
+ # (warp, timeout left 2s)
+ # receive #5
+ # (warp, timeout left 0s)
+ # NOTE: OVS does not consider this expired yet. cf. rule_expire()
+ # receive #6
+ # (warp, timeout left -2s)
+ # sleep to ensure flow expiration
+ # receive #7 learn, install flow with hard_timeout=10
+ # sleep to ensure the flow installation
+ # (warp, timeout left 8s)
+ # receive #8
+ # (warp, timeout left 6s)
+ # receive #9
+ # (warp, timeout left 4s)
+ # receive #10
+ # (warp, timeout left 2s)
+ if [[ $i -eq 1 -o $i -eq 7 ]]; then
+ sleep 1
+ fi
+ ovs-appctl time/warp 2000
+ if [[ $i -eq 6 ]]; then
+ sleep 1
+ fi
+done
+
+# Check that the first packet of each flow went out port 2 and the rest out
+# port 3.
+AT_CHECK(
+ [(ovs-ofctl dump-ports br0 2; ovs-ofctl dump-ports br0 3) | STRIP_XIDS], [0],
+ [OFPST_PORT reply: 1 ports
+ port 2: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+ tx pkts=3, bytes=180, drop=0, errs=0, coll=0
+OFPST_PORT reply: 1 ports
+ port 3: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+ tx pkts=17, bytes=1020, drop=0, errs=0, coll=0
+])
+
+# Check for the learning entry.
+ovs-appctl time/warp 1000
+sleep 1
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0],
+[[ 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
+ 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
+NXST_FLOW reply:
+]])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
AT_SETUP([learning action - fin_timeout feature])
# This is a totally artificial use of the "learn" action. The only purpose
# is to check that specifying fin_idle_timeout or fin_hard_timeout causes
OVS_VSWITCHD_START(
[add-port br0 p1 -- set Interface p1 type=dummy ofport_request=1])
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[])']])
-AT_CHECK([ovs-appctl ofproto/trace br0 '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])
+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])
AT_CHECK([ovs-ofctl dump-flows br0 table=1 | ofctl_strip], [0],
[NXST_FLOW reply:
table=1, dl_dst=50:54:00:00:00:05 actions=fin_timeout(idle_timeout=5,hard_timeout=10),output:1
git://git.onelab.eu / sliver-openvswitch.git / blobdiff