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* ofproto: Add "ofproto/trace" command to help debugging flow tables.Ben Pfaff2010-12-091-0/+104
With an appropriate flow table, output from a command like this: ovs-appctl ofproto/trace system@dp0 0 0 ffffffffffff000c29f49d5c080600010 80006040001000c29f49d5cac10008a000000000000ac1004df00000000000000000000000000000 0000000 resembles the following: Packet: -8:00:00.000000 00:0c:29:f4:9d:5c > ff:ff:ff:ff:ff:ff, ethertype ARP (0x 0806), length 60: arp who-has 172.16.4.223 tell 172.16.0.138 Flow: tunnel0:in_port0000:tci(0) mac00:0c:29:f4:9d:5c->ff:ff:ff:ff:ff:ff type080 6 proto1 tos0 ip172.16.0.138->172.16.4.223 port0->0 Rule: cookie=0 in_port=65534 OpenFlow actions=resubmit:1,mod_vlan_vid:5,resubmit:2,mod_vlan_pcp:6,strip_vlan Resubmitted flow: unchanged Rule: cookie=0 in_port=1 OpenFlow actions=resubmit:3,resubmit:4 Resubmitted flow: unchanged No match Resubmitted flow: unchanged No match Resubmitted flow: tunnel0:in_port0000:tci(vlan5,pcp0) mac00:0c:29:f4:9d: 5c->ff:ff:ff:ff:ff:ff type0806 proto1 tos0 ip172.16.0.138->172.16.4.223 port0->0 No match Final flow: tunnel0:in_port0000:tci(0) mac00:0c:29:f4:9d:5c->ff:ff:ff:ff:ff:ff t ype0806 proto1 tos0 ip172.16.0.138->172.16.4.223 port0->0 Datapath actions: set_tci(vid=5,pcp=0),set_tci(vid=5,pcp=6),strip_vlan