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])
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
+[[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[])
table=1 priority=0 actions=flood
]])
AT_CHECK([ovs-ofctl parse-flows flows.txt], [0],
-[[usable protocols: OXM,OpenFlow10+table_id,NXM+table_id,OpenFlow11
+[[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[])
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:
])
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
- if [[ $i -eq 1 ]]; then
+ # 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
OVS_VSWITCHD_STOP
AT_CLEANUP
-# This test is much like the previous, but adds idle timeouts and sends
+# 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-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=5,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2']])
+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)'
- ovs-appctl time/warp 10
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 1 second between each packet here.
+# 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)'
- ovs-appctl time/warp 1000
- if [[ $i -eq 1 ]]; then
+ # 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 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=5,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=5, priority=65535,vlan_tci=0x0000/0x0fff,dl_src=50:54:00:00:00:06 actions=output:3
+[[ 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