X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=tests%2Fofproto.at;h=f41bfc385d636f6ec514957af7f242114307f434;hb=4d5f814dfb737aae820b8ce70ff0a8b94c291ec3;hp=98942e58b9ec3a144564cdb9bb827328839f7650;hpb=28124950e42bfbafcc4c2869a5b0b691b14dc53a;p=sliver-openvswitch.git

diff --git a/tests/ofproto.at b/tests/ofproto.at
index 98942e58b..f41bfc385 100644
--- a/tests/ofproto.at
+++ b/tests/ofproto.at
@@ -11,26 +11,68 @@ OVS_VSWITCHD_START
 AT_CHECK([ovs-ofctl -vwarn show br0], [0], [stdout])
 AT_CHECK([STRIP_XIDS stdout], [0], [dnl
 OFPT_FEATURES_REPLY: dpid:fedcba9876543210
-n_tables:255, n_buffers:256
+n_tables:254, n_buffers:256
 capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
 actions: OUTPUT SET_VLAN_VID SET_VLAN_PCP STRIP_VLAN SET_DL_SRC SET_DL_DST SET_NW_SRC SET_NW_DST SET_NW_TOS SET_TP_SRC SET_TP_DST ENQUEUE
  LOCAL(br0): addr:aa:55:aa:55:00:00
+     config:     0
+     state:      0
+     speed: 0 Mbps now, 0 Mbps max
+OFPT_GET_CONFIG_REPLY: frags=normal miss_send_len=0
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - set OpenFlow port number])
+OVS_VSWITCHD_START(
+       [add-port br0 p1 -- set Interface p1 type=dummy --\
+        add-port br0 p2 -- set Interface p2 type=dummy ofport_request=99])
+AT_CHECK([ovs-ofctl -vwarn show br0], [0], [stdout])
+AT_CHECK([[sed '
+s/ (xid=0x[0-9a-fA-F]*)//
+s/00:0.$/00:0x/' < stdout]],
+      [0], [dnl
+OFPT_FEATURES_REPLY: dpid:fedcba9876543210
+n_tables:254, n_buffers:256
+capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
+actions: OUTPUT SET_VLAN_VID SET_VLAN_PCP STRIP_VLAN SET_DL_SRC SET_DL_DST SET_NW_SRC SET_NW_DST SET_NW_TOS SET_TP_SRC SET_TP_DST ENQUEUE
+ 1(p1): addr:aa:55:aa:55:00:0x
+     config:     PORT_DOWN
+     state:      LINK_DOWN
+     speed: 0 Mbps now, 0 Mbps max
+ 99(p2): addr:aa:55:aa:55:00:0x
      config:     PORT_DOWN
      state:      LINK_DOWN
-     speed: 100 Mbps now, 100 Mbps max
+     speed: 0 Mbps now, 0 Mbps max
+ LOCAL(br0): addr:aa:55:aa:55:00:0x
+     config:     0
+     state:      0
+     speed: 0 Mbps now, 0 Mbps max
 OFPT_GET_CONFIG_REPLY: frags=normal miss_send_len=0
 ])
+
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
 dnl This is really bare-bones.
 dnl It at least checks request and reply serialization and deserialization.
-AT_SETUP([ofproto - port stats])
+AT_SETUP([ofproto - port stats - (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 AT_CHECK([ovs-ofctl -vwarn dump-ports br0], [0], [stdout])
 AT_CHECK([STRIP_XIDS stdout], [0], [dnl
 OFPST_PORT reply: 1 ports
-  port 65534: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+  port LOCAL: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
+           tx pkts=0, bytes=0, drop=0, errs=0, coll=0
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - port stats - (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn dump-ports br0], [0], [stdout])
+AT_CHECK([STRIP_XIDS stdout], [0], [dnl
+OFPST_PORT reply (OF1.2): 1 ports
+  port LOCAL: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
            tx pkts=0, bytes=0, drop=0, errs=0, coll=0
 ])
 OVS_VSWITCHD_STOP
@@ -38,31 +80,71 @@ AT_CLEANUP
 
 dnl This is really bare-bones.
 dnl It at least checks request and reply serialization and deserialization.
-AT_SETUP([ofproto - port-desc stats])
+AT_SETUP([ofproto - port-desc stats (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 AT_CHECK([ovs-ofctl -vwarn dump-ports-desc br0], [0], [stdout])
 AT_CHECK([STRIP_XIDS stdout], [0], [dnl
 OFPST_PORT_DESC reply:
  LOCAL(br0): addr:aa:55:aa:55:00:00
-     config:     PORT_DOWN
-     state:      LINK_DOWN
-     speed: 100 Mbps now, 100 Mbps max
+     config:     0
+     state:      0
+     speed: 0 Mbps now, 0 Mbps max
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl This is really bare-bones.
+dnl It at least checks request and reply serialization and deserialization.
+AT_SETUP([ofproto - port-desc stats (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn dump-ports-desc br0], [0], [stdout])
+AT_CHECK([STRIP_XIDS stdout], [0], [dnl
+OFPST_PORT_DESC reply (OF1.2):
+ LOCAL(br0): addr:aa:55:aa:55:00:00
+     config:     0
+     state:      0
+     speed: 0 Mbps now, 0 Mbps max
 ])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
 dnl This is really bare-bones.
 dnl It at least checks request and reply serialization and deserialization.
-AT_SETUP([ofproto - queue stats])
+AT_SETUP([ofproto - queue stats - (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 AT_CHECK([ovs-ofctl -vwarn queue-stats br0], [0], [stdout])
 AT_CHECK([STRIP_XIDS stdout], [0], [dnl
 OFPST_QUEUE reply: 0 queues
 ])
+AT_CHECK([ovs-ofctl -vwarn queue-stats br0 ANY 5], [0],
+  [OFPT_ERROR (xid=0x2): OFPQOFC_BAD_QUEUE
+OFPST_QUEUE request (xid=0x2):port=ANY queue=5
+])
+AT_CHECK([ovs-ofctl -vwarn queue-stats br0 10], [0],
+  [OFPT_ERROR (xid=0x2): OFPQOFC_BAD_PORT
+OFPST_QUEUE request (xid=0x2):port=10 queue=ALL
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - queue stats - (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn queue-stats br0], [0], [stdout])
+AT_CHECK([STRIP_XIDS stdout], [0], [dnl
+OFPST_QUEUE reply (OF1.2): 0 queues
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn queue-stats br0 ALL 5], [0],
+  [OFPT_ERROR (OF1.2) (xid=0x2): OFPQOFC_BAD_QUEUE
+OFPST_QUEUE request (OF1.2) (xid=0x2):port=ANY queue=5
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn queue-stats br0 10], [0],
+  [OFPT_ERROR (OF1.2) (xid=0x2): OFPQOFC_BAD_PORT
+OFPST_QUEUE request (OF1.2) (xid=0x2):port=10 queue=ALL
+])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - mod-port])
+AT_SETUP([ofproto - mod-port (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 for command_config_state in \
     'up 0 0' \
@@ -83,30 +165,61 @@ do
     AT_CHECK([ovs-ofctl -vwarn show br0], [0], [stdout])
     AT_CHECK_UNQUOTED([STRIP_XIDS stdout], [0], [dnl
 OFPT_FEATURES_REPLY: dpid:fedcba9876543210
-n_tables:255, n_buffers:256
+n_tables:254, n_buffers:256
 capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
 actions: OUTPUT SET_VLAN_VID SET_VLAN_PCP STRIP_VLAN SET_DL_SRC SET_DL_DST SET_NW_SRC SET_NW_DST SET_NW_TOS SET_TP_SRC SET_TP_DST ENQUEUE
  LOCAL(br0): addr:aa:55:aa:55:00:00
      config:     $config
      state:      $state
-     speed: 100 Mbps now, 100 Mbps max
+     speed: 0 Mbps now, 0 Mbps max
 OFPT_GET_CONFIG_REPLY: frags=normal miss_send_len=0
 ])
 done
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
+AT_SETUP([ofproto - mod-port (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+for command_config_state in \
+    'up 0 0' \
+    'down PORT_DOWN LINK_DOWN' \
+    'no-receive PORT_DOWN,NO_RECV LINK_DOWN' \
+    'no-forward PORT_DOWN,NO_RECV,NO_FWD LINK_DOWN' \
+    'no-packet-in PORT_DOWN,NO_RECV,NO_FWD,NO_PACKET_IN LINK_DOWN' \
+    'forward PORT_DOWN,NO_RECV,NO_PACKET_IN LINK_DOWN' \
+    'packet-in PORT_DOWN,NO_RECV LINK_DOWN' \
+    'up NO_RECV 0' \
+    'receive 0 0'
+do
+    set $command_config_state
+    command=$[1] config=`echo $[2] | sed 's/,/ /g'` state=$[3]
+    AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn mod-port br0 br0 $command])
+    AT_CHECK([ovs-ofctl -O OpenFlow12 -vwarn show br0], [0], [stdout])
+    AT_CHECK_UNQUOTED([STRIP_XIDS stdout], [0], [dnl
+OFPT_FEATURES_REPLY (OF1.2): dpid:fedcba9876543210
+n_tables:254, n_buffers:256
+capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS
+ LOCAL(br0): addr:aa:55:aa:55:00:00
+     config:     $config
+     state:      $state
+     speed: 0 Mbps now, 0 Mbps max
+OFPT_GET_CONFIG_REPLY (OF1.2): frags=normal miss_send_len=0
+])
+done
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
 AT_SETUP([ofproto - basic flow_mod commands (NXM)])
 OVS_VSWITCHD_START
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip], [0], [NXST_FLOW reply:
 ])
-AT_CHECK([echo 'in_port=1,actions=0' | ovs-ofctl add-flows br0 -])
-AT_CHECK([ovs-ofctl add-flow br0 in_port=0,actions=1])
-AT_CHECK([ovs-ofctl -F nxm add-flow br0 table=1,in_port=3,actions=2])
+AT_CHECK([echo 'in_port=2,actions=1' | ovs-ofctl add-flows br0 -])
+AT_CHECK([ovs-ofctl add-flow br0 in_port=1,actions=2])
+AT_CHECK([ovs-ofctl -F nxm add-flow br0 table=1,in_port=4,actions=3])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- in_port=0 actions=output:1
- in_port=1 actions=output:0
- table=1, in_port=3 actions=output:2
+ in_port=1 actions=output:2
+ in_port=2 actions=output:1
+ table=1, in_port=4 actions=output:3
 NXST_FLOW reply:
 ])
 AT_CHECK([ovs-ofctl dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
@@ -122,13 +235,13 @@ AT_SETUP([ofproto - basic flow_mod commands (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip], [0], [OFPST_FLOW reply:
 ])
-AT_CHECK([echo 'in_port=1,actions=0' | ovs-ofctl -F openflow10 add-flows br0 -])
-AT_CHECK([ovs-ofctl -F openflow10 add-flow br0 in_port=0,actions=1])
-AT_CHECK([ovs-ofctl -F openflow10 add-flow br0 table=1,in_port=3,actions=2])
+AT_CHECK([echo 'in_port=2,actions=1' | ovs-ofctl -F openflow10 add-flows br0 -])
+AT_CHECK([ovs-ofctl -F openflow10 add-flow br0 in_port=1,actions=2])
+AT_CHECK([ovs-ofctl -F openflow10 add-flow br0 table=1,in_port=4,actions=3])
 AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip | sort], [0], [dnl
- in_port=0 actions=output:1
- in_port=1 actions=output:0
- table=1, in_port=3 actions=output:2
+ in_port=1 actions=output:2
+ in_port=2 actions=output:1
+ table=1, in_port=4 actions=output:3
 OFPST_FLOW reply:
 ])
 AT_CHECK([ovs-ofctl -F openflow10 dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
@@ -140,99 +253,322 @@ AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip], [0], [OFPST_FLO
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
+AT_SETUP([ofproto - set-field flow_mod commands (NXM)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl add-flow br0 ipv6,table=1,in_port=3,actions=drop])
+AT_CHECK([ovs-ofctl add-flow br0 ipv6,table=1,in_port=3,actions=set_field:fe80:0123:4567:890a:a6ba:dbff:fefe:59fa-\>ipv6_src])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ table=1, ipv6,in_port=3 actions=load:0xa6badbfffefe59fa->NXM_NX_IPV6_SRC[[0..63]],load:0xfe8001234567890a->NXM_NX_IPV6_SRC[[64..127]]
+NXST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - basic flow_mod commands (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip], [0], [OFPST_FLOW reply (OF1.2):
+])
+AT_CHECK([echo 'in_port=2,actions=1' | ovs-ofctl -O OpenFlow12 add-flows br0 -])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=1,actions=2])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 table=1,in_port=4,actions=3])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ in_port=1 actions=output:2
+ in_port=2 actions=output:1
+ table=1, in_port=4 actions=output:3
+OFPST_FLOW reply (OF1.2):
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 del-flows br0])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip], [0], [OFPST_FLOW reply (OF1.2):
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
 AT_SETUP([ofproto - dump flows with cookie])
 OVS_VSWITCHD_START
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=1])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- cookie=0x1, in_port=1 actions=output:0
- cookie=0x2, in_port=2 actions=output:0
- cookie=0x3, in_port=3 actions=output:0
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, in_port=2 actions=output:1
+ cookie=0x3, in_port=3 actions=output:1
 NXST_FLOW reply:
 ])
 AT_CHECK([ovs-ofctl dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
 NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=3
 ])
-AT_CHECK([ovs-ofctl dump-flows br0 cookie=0x3 | ofctl_strip | sort], [0], [dnl
- cookie=0x3, in_port=3 actions=output:0
+AT_CHECK([ovs-ofctl dump-flows br0 cookie=0x3/-1 | ofctl_strip | sort], [0], [dnl
+ cookie=0x3, in_port=3 actions=output:1
 NXST_FLOW reply:
 ])
-AT_CHECK([ovs-ofctl dump-aggregate br0 cookie=0x3 | STRIP_XIDS], [0], [dnl
+AT_CHECK([ovs-ofctl dump-aggregate br0 cookie=0x3/-1 | STRIP_XIDS], [0], [dnl
 NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=1
 ])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - dump flows with cookie mask])
+AT_SETUP([ofproto - mod flow with cookie change (OpenFlow 1.0)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -F openflow10 add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+OFPST_FLOW reply:
+])
+
+AT_CHECK([ovs-ofctl -F openflow10 mod-flows br0 cookie=0x2,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x2, in_port=1 actions=output:1
+OFPST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - mod flow with cookie change (NXM)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -F nxm add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -F nxm dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+NXST_FLOW reply:
+])
+
+AT_CHECK([ovs-ofctl -F nxm mod-flows br0 cookie=0x2,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -F nxm dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x2, in_port=1 actions=output:1
+NXST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl The OpenFlow 1.2 spec states that the cookie may not be modified
+AT_SETUP([ofproto - no mod flow with cookie change (OpenFlow1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+OFPST_FLOW reply (OF1.2):
+])
+
+AT_CHECK([ovs-ofctl -O OpenFlow12 mod-flows br0 cookie=0x2,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+OFPST_FLOW reply (OF1.2):
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - mod flows based on cookie mask (OpenFlow 1.0)])
 OVS_VSWITCHD_START
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=2,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=3,actions=1])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- cookie=0x1, in_port=1 actions=output:0
- cookie=0x2, in_port=2 actions=output:0
- cookie=0x3, in_port=3 actions=output:0
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x1, in_port=2 actions=output:1
+ cookie=0x2, in_port=3 actions=output:1
 NXST_FLOW reply:
 ])
-AT_CHECK([ovs-ofctl dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
-NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=3
+
+AT_CHECK([ovs-ofctl -F nxm mod-flows br0 cookie=0x1/0xff,actions=4])
+AT_CHECK([ovs-ofctl -F nxm dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:4
+ cookie=0x1, in_port=2 actions=output:4
+ cookie=0x2, in_port=3 actions=output:1
+NXST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - mod flows based on cookie mask (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x1,in_port=2,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x2,in_port=3,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x1, in_port=2 actions=output:1
+ cookie=0x2, in_port=3 actions=output:1
+OFPST_FLOW reply (OF1.2):
+])
+
+AT_CHECK([ovs-ofctl -O OpenFlow12 mod-flows br0 cookie=0x1/0xff,actions=4])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:4
+ cookie=0x1, in_port=2 actions=output:4
+ cookie=0x2, in_port=3 actions=output:1
+OFPST_FLOW reply (OF1.2):
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl The OpenFlow 1.2 spec states that the cookie may not be modified
+AT_SETUP([ofproto - mod flows based on cookie mask with cookie change])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=2,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=3,actions=1])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x1, in_port=2 actions=output:1
+ cookie=0x2, in_port=3 actions=output:1
+NXST_FLOW reply:
 ])
-AT_CHECK([ovs-ofctl dump-flows br0 cookie=0x3/0x1 | ofctl_strip | sort], [0], [dnl
- cookie=0x1, in_port=1 actions=output:0
- cookie=0x3, in_port=3 actions=output:0
+
+AT_CHECK([ovs-ofctl -F nxm mod-flows br0 cookie=1/-1,cookie=4,actions=4])
+AT_CHECK([ovs-ofctl -F nxm dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x2, in_port=3 actions=output:1
+ cookie=0x4, in_port=1 actions=output:4
+ cookie=0x4, in_port=2 actions=output:4
 NXST_FLOW reply:
 ])
-AT_CHECK([ovs-ofctl dump-aggregate br0 cookie=0x3/0x1 | STRIP_XIDS], [0], [dnl
-NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=2
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - mod flow with cookie miss (mask==0)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -F nxm mod-flows br0 in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -F nxm dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ in_port=1 actions=output:1
+NXST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - mod flow with cookie miss (mask!=0)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -F nxm mod-flows br0 cookie=1/1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -F nxm dump-flows br0 | ofctl_strip | sort], [0], [dnl
+NXST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - del flows with cookies])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=1])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, in_port=2 actions=output:1
+ cookie=0x3, in_port=3 actions=output:1
+NXST_FLOW reply:
+])
+
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+NXST_FLOW reply:
 ])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - del flows with cookie])
+AT_SETUP([ofproto - del flows based on cookie])
 OVS_VSWITCHD_START
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=1])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- cookie=0x1, in_port=1 actions=output:0
- cookie=0x2, in_port=2 actions=output:0
- cookie=0x3, in_port=3 actions=output:0
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, in_port=2 actions=output:1
+ cookie=0x3, in_port=3 actions=output:1
 NXST_FLOW reply:
 ])
 
-AT_CHECK([ovs-ofctl del-flows br0 cookie=0x3])
+AT_CHECK([ovs-ofctl del-flows br0 cookie=0x3/-1])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- cookie=0x1, in_port=1 actions=output:0
- cookie=0x2, in_port=2 actions=output:0
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, in_port=2 actions=output:1
 NXST_FLOW reply:
 ])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - del flows with cookie mask])
+AT_SETUP([ofproto - del flows based on cookie mask])
 OVS_VSWITCHD_START
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
-AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=1])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- cookie=0x1, in_port=1 actions=output:0
- cookie=0x2, in_port=2 actions=output:0
- cookie=0x3, in_port=3 actions=output:0
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, in_port=2 actions=output:1
+ cookie=0x3, in_port=3 actions=output:1
 NXST_FLOW reply:
 ])
 AT_CHECK([ovs-ofctl del-flows br0 cookie=0x3/0x1])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- cookie=0x2, in_port=2 actions=output:0
+ cookie=0x2, in_port=2 actions=output:1
+NXST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - del flows based on table id (NXM)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,table=1,actions=1])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, table=1, in_port=2 actions=output:1
+NXST_FLOW reply:
+])
+AT_CHECK([ovs-ofctl del-flows br0 table=0])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x2, table=1, in_port=2 actions=output:1
+NXST_FLOW reply:
+])
+AT_CHECK([ovs-ofctl del-flows br0 table=1])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 NXST_FLOW reply:
 ])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,table=1,actions=1])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, table=1, in_port=2 actions=output:1
+NXST_FLOW reply:
+])
+AT_CHECK([ovs-ofctl del-flows br0])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+NXST_FLOW reply:
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - del flows based on table id (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x2,in_port=2,table=1,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, table=1, in_port=2 actions=output:1
+OFPST_FLOW reply (OF1.2):
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 del-flows br0 table=0])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x2, table=1, in_port=2 actions=output:1
+OFPST_FLOW reply (OF1.2):
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 del-flows br0 table=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+OFPST_FLOW reply (OF1.2):
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x1,in_port=1,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 cookie=0x2,in_port=2,table=1,actions=1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ cookie=0x1, in_port=1 actions=output:1
+ cookie=0x2, table=1, in_port=2 actions=output:1
+OFPST_FLOW reply (OF1.2):
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 del-flows br0])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+OFPST_FLOW reply (OF1.2):
+])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - flow table configuration])
+AT_SETUP([ofproto - flow table configuration (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 # Check the default configuration.
-(echo "OFPST_TABLE reply (xid=0x1): 255 tables
+(echo "OFPST_TABLE reply (xid=0x2): 254 tables
   0: classifier: wild=0x3fffff, max=1000000, active=0
                lookup=0, matched=0"
  x=1
@@ -241,9 +577,7 @@ OVS_VSWITCHD_START
                lookup=0, matched=0
 " $x table$x
    x=`expr $x + 1`
- done
- echo "  254: table254: wild=0x3fffff, max=1000000, active=2
-               lookup=0, matched=0") > expout
+ done) > expout
 AT_CHECK([ovs-ofctl dump-tables br0], [0], [expout])
 # Change the configuration.
 AT_CHECK(
@@ -257,7 +591,7 @@ AT_CHECK(
 ])
 # Check that the configuration was updated.
 mv expout orig-expout
-(echo "OFPST_TABLE reply (xid=0x1): 255 tables
+(echo "OFPST_TABLE reply (xid=0x2): 254 tables
   0: main    : wild=0x3fffff, max=1000000, active=0
                lookup=0, matched=0
   1: table1  : wild=0x3fffff, max=  1024, active=0
@@ -267,7 +601,49 @@ AT_CHECK([ovs-ofctl dump-tables br0], [0], [expout])
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - hard limits on flow table size])
+AT_SETUP([ofproto - flow table configuration (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+# Check the default configuration.
+(mid="wild=0xffffffffff, max=1000000,"
+ tail="
+               lookup=0, matched=0
+               match=0xffffffffff, instructions=0x00000007, config=0x00000003
+               write_actions=0x00000000, apply_actions=0x00000000
+               write_setfields=0x000000ffffffffff
+               apply_setfields=0x000000ffffffffff
+               metadata_match=0xffffffffffffffff
+               metadata_write=0xffffffffffffffff"
+ echo "OFPST_TABLE reply (OF1.2) (xid=0x2): 254 tables
+  0: classifier: $mid active=0$tail"
+ x=1
+ while test $x -lt 254; do
+   printf "  %d: %-8s: $mid active=0$tail
+" $x table$x
+   x=`expr $x + 1`
+ done) > expout
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-tables br0], [0], [expout])
+# Change the configuration.
+AT_CHECK(
+  [ovs-vsctl \
+     -- --id=@t0 create Flow_Table name=main \
+     -- --id=@t1 create Flow_Table flow-limit=1024 \
+     -- set bridge br0 'flow_tables={1=@t1,0=@t0}' \
+   | perl $srcdir/uuidfilt.pl],
+  [0], [<0>
+<1>
+])
+# Check that the configuration was updated.
+mv expout orig-expout
+(echo "OFPST_TABLE reply (OF1.2) (xid=0x2): 254 tables
+  0: main    : wild=0xffffffffff, max=1000000, active=0"
+ tail -n +3 orig-expout | head -7
+ echo "  1: table1  : wild=0xffffffffff, max=  1024, active=0"
+ tail -n +11 orig-expout) > expout
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-tables br0], [0], [expout])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - hard limits on flow table size (OpenFLow 1.0)])
 OVS_VSWITCHD_START
 # Configure a maximum of 4 flows.
 AT_CHECK(
@@ -291,12 +667,12 @@ NXST_FLOW reply:
 # Adding another flow will be refused.
 AT_CHECK([ovs-ofctl add-flow br0 in_port=5,actions=drop], [1], [], [stderr])
 AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
-  [OFPT_ERROR: OFPFMFC_ALL_TABLES_FULL
+  [OFPT_ERROR: OFPFMFC_TABLE_FULL
 ])
 # Also a mod-flow that would add a flow will be refused.
 AT_CHECK([ovs-ofctl mod-flows br0 in_port=5,actions=drop], [1], [], [stderr])
 AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
-  [OFPT_ERROR: OFPFMFC_ALL_TABLES_FULL
+  [OFPT_ERROR: OFPFMFC_TABLE_FULL
 ])
 # Replacing or modifying an existing flow is allowed.
 AT_CHECK([ovs-ofctl add-flow br0 in_port=4,actions=normal])
@@ -311,7 +687,46 @@ NXST_FLOW reply:
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - eviction upon table overflow])
+AT_SETUP([ofproto - hard limits on flow table size (OpenFLow 1.2)])
+OVS_VSWITCHD_START
+# Configure a maximum of 4 flows.
+AT_CHECK(
+  [ovs-vsctl \
+     -- --id=@t0 create Flow_Table flow-limit=4 \
+     -- set bridge br0 flow_tables:0=@t0 \
+   | perl $srcdir/uuidfilt.pl],
+  [0], [<0>
+])
+# Add 4 flows.
+for in_port in 1 2 3 4; do
+    ovs-ofctl -O OpenFlow12 add-flow br0 in_port=$in_port,actions=drop
+done
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ in_port=1 actions=drop
+ in_port=2 actions=drop
+ in_port=3 actions=drop
+ in_port=4 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+# Adding another flow will be refused.
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=5,actions=drop], [1], [], [stderr])
+AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
+  [OFPT_ERROR (OF1.2): OFPFMFC_TABLE_FULL
+])
+# Replacing or modifying an existing flow is allowed.
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=4,actions=normal])
+AT_CHECK([ovs-ofctl -O OpenFlow12 mod-flows br0 in_port=3,actions=output:1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ in_port=1 actions=drop
+ in_port=2 actions=drop
+ in_port=3 actions=output:1
+ in_port=4 actions=NORMAL
+OFPST_FLOW reply (OF1.2):
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - eviction upon table overflow (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 # Configure a maximum of 4 flows.
 AT_CHECK(
@@ -357,7 +772,7 @@ NXST_FLOW reply:
 AT_CHECK([ovs-ofctl add-flow br0 in_port=7,actions=normal])
 AT_CHECK([ovs-ofctl add-flow br0 in_port=8,actions=drop], [1], [], [stderr])
 AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
-  [OFPT_ERROR: OFPFMFC_ALL_TABLES_FULL
+  [OFPT_ERROR: OFPFMFC_TABLE_FULL
 ])
 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
  in_port=4 actions=NORMAL
@@ -369,39 +784,98 @@ NXST_FLOW reply:
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - eviction upon table overflow, with fairness])
+AT_SETUP([ofproto - eviction upon table overflow (OpenFlow 1.2)])
 OVS_VSWITCHD_START
 # Configure a maximum of 4 flows.
 AT_CHECK(
   [ovs-vsctl \
-     -- --id=@t0 create Flow_Table name=evict flow-limit=4 \
-                                   overflow-policy=evict \
-                                   groups='"NXM_OF_IN_PORT[[]]"' \
+     -- --id=@t0 create Flow_Table flow-limit=4 overflow-policy=evict \
      -- set bridge br0 flow_tables:0=@t0 \
    | perl $srcdir/uuidfilt.pl],
   [0], [<0>
 ])
 # Add 4 flows.
-ovs-ofctl add-flows br0 - <<EOF
-idle_timeout=10 in_port=2 dl_src=00:44:55:66:77:88 actions=drop
-idle_timeout=20 in_port=1 dl_src=00:11:22:33:44:55 actions=drop
-idle_timeout=30 in_port=1 dl_src=00:22:33:44:55:66 actions=drop
-idle_timeout=40 in_port=1 dl_src=00:33:44:55:66:77 actions=drop
-EOF
-AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
- idle_timeout=20, in_port=1,dl_src=00:11:22:33:44:55 actions=drop
- idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
- idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
-NXST_FLOW reply:
+for in_port in 4 3 2 1; do
+    ovs-ofctl -O OpenFlow12 add-flow br0 idle_timeout=${in_port}0,in_port=$in_port,actions=drop
+done
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=10, in_port=1 actions=drop
+ idle_timeout=20, in_port=2 actions=drop
+ idle_timeout=30, in_port=3 actions=drop
+ idle_timeout=40, in_port=4 actions=drop
+OFPST_FLOW reply (OF1.2):
 ])
-# Adding another flow will cause the one that expires soonest within
-# the largest group (those with in_port=1) to be evicted.  In this
-# case this is not the same as the one that expires soonest overall
-# (which is what makes the test interesting):
-AT_CHECK([ovs-ofctl add-flow br0 in_port=2,dl_src=00:55:66:77:88:99,actions=drop])
-AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
- idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
+# Adding another flow will cause the one that expires soonest to be evicted.
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=5,actions=drop])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=20, in_port=2 actions=drop
+ idle_timeout=30, in_port=3 actions=drop
+ idle_timeout=40, in_port=4 actions=drop
+ in_port=5 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+# In Open Flow 1.2 a mod-flow does not ever add a flow and thus
+# has no effect on eviction
+AT_CHECK([ovs-ofctl -O OpenFlow12 mod-flows br0 in_port=6,actions=drop])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=4,actions=normal])
+AT_CHECK([ovs-ofctl -O OpenFlow12 mod-flows br0 in_port=3,actions=output:1])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=20, in_port=2 actions=drop
+ idle_timeout=30, in_port=3 actions=output:1
+ in_port=4 actions=NORMAL
+ in_port=5 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+# Flows with no timeouts at all cannot be evicted.
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=6,actions=drop])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=7,actions=normal])
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=8,actions=drop], [1], [], [stderr])
+AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
+  [OFPT_ERROR (OF1.2): OFPFMFC_TABLE_FULL
+])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ in_port=4 actions=NORMAL
+ in_port=5 actions=drop
+ in_port=6 actions=drop
+ in_port=7 actions=NORMAL
+OFPST_FLOW reply (OF1.2):
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - eviction upon table overflow, with fairness (OpenFlow 1.0)])
+OVS_VSWITCHD_START
+# Configure a maximum of 4 flows.
+AT_CHECK(
+  [ovs-vsctl \
+     -- --id=@t0 create Flow_Table name=evict flow-limit=4 \
+                                   overflow-policy=evict \
+                                   groups='"NXM_OF_IN_PORT[[]]"' \
+     -- set bridge br0 flow_tables:0=@t0 \
+   | perl $srcdir/uuidfilt.pl],
+  [0], [<0>
+])
+# Add 4 flows.
+ovs-ofctl add-flows br0 - <<EOF
+idle_timeout=10 in_port=2 dl_src=00:44:55:66:77:88 actions=drop
+idle_timeout=20 in_port=1 dl_src=00:11:22:33:44:55 actions=drop
+idle_timeout=30 in_port=1 dl_src=00:22:33:44:55:66 actions=drop
+idle_timeout=40 in_port=1 dl_src=00:33:44:55:66:77 actions=drop
+EOF
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
+ idle_timeout=20, in_port=1,dl_src=00:11:22:33:44:55 actions=drop
+ idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
+ idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
+NXST_FLOW reply:
+])
+# Adding another flow will cause the one that expires soonest within
+# the largest group (those with in_port=1) to be evicted.  In this
+# case this is not the same as the one that expires soonest overall
+# (which is what makes the test interesting):
+AT_CHECK([ovs-ofctl add-flow br0 in_port=2,dl_src=00:55:66:77:88:99,actions=drop])
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
  idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
  idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
  in_port=2,dl_src=00:55:66:77:88:99 actions=drop
@@ -451,7 +925,89 @@ NXST_FLOW reply:
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
-AT_SETUP([ofproto - asynchronous message control])
+AT_SETUP([ofproto - eviction upon table overflow, with fairness (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+# Configure a maximum of 4 flows.
+AT_CHECK(
+  [ovs-vsctl \
+     -- --id=@t0 create Flow_Table name=evict flow-limit=4 \
+                                   overflow-policy=evict \
+                                   groups='"NXM_OF_IN_PORT[[]]"' \
+     -- set bridge br0 flow_tables:0=@t0 \
+   | perl $srcdir/uuidfilt.pl],
+  [0], [<0>
+])
+# Add 4 flows.
+ovs-ofctl -O OpenFlow12 add-flows br0 - <<EOF
+idle_timeout=10 in_port=2 dl_src=00:44:55:66:77:88 actions=drop
+idle_timeout=20 in_port=1 dl_src=00:11:22:33:44:55 actions=drop
+idle_timeout=30 in_port=1 dl_src=00:22:33:44:55:66 actions=drop
+idle_timeout=40 in_port=1 dl_src=00:33:44:55:66:77 actions=drop
+EOF
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
+ idle_timeout=20, in_port=1,dl_src=00:11:22:33:44:55 actions=drop
+ idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
+ idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+# Adding another flow will cause the one that expires soonest within
+# the largest group (those with in_port=1) to be evicted.  In this
+# case this is not the same as the one that expires soonest overall
+# (which is what makes the test interesting):
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 in_port=2,dl_src=00:55:66:77:88:99,actions=drop])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
+ idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
+ idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
+ in_port=2,dl_src=00:55:66:77:88:99 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+# Enlarge the flow limit, change the eviction policy back to strictly
+# based on expiration, and and add some flows.
+AT_CHECK([ovs-vsctl set Flow_Table evict groups='[[]]' flow-limit=7])
+ovs-ofctl -O OpenFlow12 add-flows br0 - <<EOF
+idle_timeout=50 in_port=2 dl_src=00:66:77:88:99:aa actions=drop
+idle_timeout=60 in_port=2 dl_src=00:77:88:99:aa:bb actions=drop
+idle_timeout=70 in_port=2 dl_src=00:88:99:aa:bb:cc actions=drop
+EOF
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
+ idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
+ idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
+ idle_timeout=50, in_port=2,dl_src=00:66:77:88:99:aa actions=drop
+ idle_timeout=60, in_port=2,dl_src=00:77:88:99:aa:bb actions=drop
+ idle_timeout=70, in_port=2,dl_src=00:88:99:aa:bb:cc actions=drop
+ in_port=2,dl_src=00:55:66:77:88:99 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+# Adding another flow will cause the one that expires soonest overall
+# to be evicted.
+AT_CHECK([ovs-ofctl -O OpenFlow12 add-flow br0 'idle_timeout=80 in_port=2 dl_src=00:99:aa:bb:cc:dd actions=drop'])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
+ idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
+ idle_timeout=50, in_port=2,dl_src=00:66:77:88:99:aa actions=drop
+ idle_timeout=60, in_port=2,dl_src=00:77:88:99:aa:bb actions=drop
+ idle_timeout=70, in_port=2,dl_src=00:88:99:aa:bb:cc actions=drop
+ idle_timeout=80, in_port=2,dl_src=00:99:aa:bb:cc:dd actions=drop
+ in_port=2,dl_src=00:55:66:77:88:99 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+# Reducing the flow limit also causes the flows that expire soonest
+# overall to be evicted.
+AT_CHECK([ovs-vsctl set Flow_Table evict flow-limit=4])
+AT_CHECK([ovs-ofctl -O OpenFlow12 dump-flows br0 | ofctl_strip | sort], [0], [dnl
+ idle_timeout=60, in_port=2,dl_src=00:77:88:99:aa:bb actions=drop
+ idle_timeout=70, in_port=2,dl_src=00:88:99:aa:bb:cc actions=drop
+ idle_timeout=80, in_port=2,dl_src=00:99:aa:bb:cc:dd actions=drop
+ in_port=2,dl_src=00:55:66:77:88:99 actions=drop
+OFPST_FLOW reply (OF1.2):
+])
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - asynchronous message control (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 AT_CHECK([ovs-ofctl -P openflow10 monitor br0 --detach --no-chdir --pidfile])
 check_async () {
@@ -463,33 +1019,33 @@ check_async () {
     : > expout
 
     # OFPT_PACKET_IN, OFPR_ACTION (controller_id=0)
-    ovs-ofctl -v packet-out br0 none controller '0001020304050010203040501234'
+    ovs-ofctl -v packet-out br0 controller controller '0001020304050010203040501234'
     if test X"$1" = X"OFPR_ACTION"; then shift;
-        echo >>expout "OFPT_PACKET_IN: total_len=14 in_port=NONE (via action) data_len=14 (unbuffered)
-priority:0,tunnel:0,in_port:0000,tci(0) mac(00:10:20:30:40:50->00:01:02:03:04:05) type:1234 proto:0 tos:0 ttl:0 ip(0.0.0.0->0.0.0.0)"
+        echo >>expout "OFPT_PACKET_IN: total_len=14 in_port=CONTROLLER (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234"
     fi
 
     # OFPT_PACKET_IN, OFPR_NO_MATCH (controller_id=123)
-    ovs-ofctl -v packet-out br0 none 'controller(reason=no_match,id=123)' '0001020304050010203040501234'
+    ovs-ofctl -v packet-out br0 controller 'controller(reason=no_match,id=123)' '0001020304050010203040501234'
     if test X"$1" = X"OFPR_NO_MATCH"; then shift;
-        echo >>expout "OFPT_PACKET_IN: total_len=14 in_port=NONE (via no_match) data_len=14 (unbuffered)
-priority:0,tunnel:0,in_port:0000,tci(0) mac(00:10:20:30:40:50->00:01:02:03:04:05) type:1234 proto:0 tos:0 ttl:0 ip(0.0.0.0->0.0.0.0)"
+        echo >>expout "OFPT_PACKET_IN: total_len=14 in_port=CONTROLLER (via no_match) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234"
     fi
 
     # OFPT_PACKET_IN, OFPR_INVALID_TTL (controller_id=0)
-    ovs-ofctl packet-out br0 none dec_ttl '002583dfb4000026b98cb0f908004500003fb7e200000011339bac11370dac100002d7730035002b8f6d86fb0100000100000000000006626c702d7873066e696369726103636f6d00000f00'
+    ovs-ofctl packet-out br0 controller dec_ttl '002583dfb4000026b98cb0f908004500003fb7e200000011339bac11370dac100002d7730035002b8f6d86fb0100000100000000000006626c702d7873066e696369726103636f6d00000f00'
     if test X"$1" = X"OFPR_INVALID_TTL"; then shift;
-        echo >>expout "OFPT_PACKET_IN: total_len=76 in_port=NONE (via invalid_ttl) data_len=76 (unbuffered)
-priority:0,tunnel:0,in_port:0000,tci(0) mac(00:26:b9:8c:b0:f9->00:25:83:df:b4:00) type:0800 proto:17 tos:0 ttl:0 ip(172.17.55.13->172.16.0.2) port(55155->53) udp_csum:8f6d"
+        echo >>expout "OFPT_PACKET_IN: total_len=76 in_port=CONTROLLER (via invalid_ttl) data_len=76 (unbuffered)
+udp,metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:26:b9:8c:b0:f9,dl_dst=00:25:83:df:b4:00,nw_src=172.17.55.13,nw_dst=172.16.0.2,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=55155,tp_dst=53 udp_csum:8f6d"
     fi
 
     # OFPT_PORT_STATUS, OFPPR_ADD
-    ovs-vsctl add-port br0 test -- set Interface test type=dummy
+    ovs-vsctl add-port br0 test -- set Interface test type=dummy ofport_request=1
     if test X"$1" = X"OFPPR_ADD"; then shift;
         echo >>expout "OFPT_PORT_STATUS: ADD: 1(test): addr:aa:55:aa:55:00:0x
      config:     PORT_DOWN
      state:      LINK_DOWN
-     speed: 100 Mbps now, 100 Mbps max"
+     speed: 0 Mbps now, 0 Mbps max"
     fi
 
     # OFPT_PORT_STATUS, OFPPR_DELETE
@@ -498,7 +1054,7 @@ priority:0,tunnel:0,in_port:0000,tci(0) mac(00:26:b9:8c:b0:f9->00:25:83:df:b4:00
         echo >>expout "OFPT_PORT_STATUS: DEL: 1(test): addr:aa:55:aa:55:00:0x
      config:     PORT_DOWN
      state:      LINK_DOWN
-     speed: 100 Mbps now, 100 Mbps max"
+     speed: 0 Mbps now, 0 Mbps max"
     fi
 
     # OFPT_FLOW_REMOVED, OFPRR_DELETE
@@ -554,11 +1110,254 @@ ovs-appctl -t ovs-ofctl exit
 OVS_VSWITCHD_STOP
 AT_CLEANUP
 
+AT_SETUP([ofproto - asynchronous message control (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 monitor br0 --detach --no-chdir --pidfile])
+check_async () {
+    printf '\n\n--- check_async %d ---\n\n\n' $1
+    INDEX=$1
+    shift
+
+    ovs-appctl -t ovs-ofctl ofctl/barrier
+    ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+    : > expout
+
+    # OFPT_PACKET_IN, OFPR_ACTION (controller_id=0)
+    ovs-ofctl -O OpenFlow12 -v packet-out br0 none controller '0001020304050010203040501234'
+    if test X"$1" = X"OFPR_ACTION"; then shift;
+        echo >>expout "OFPT_PACKET_IN (OF1.2): total_len=14 in_port=ANY (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234"
+    fi
+
+    # OFPT_PACKET_IN, OFPR_NO_MATCH (controller_id=123)
+    ovs-ofctl -O OpenFlow12 -v packet-out br0 none 'controller(reason=no_match,id=123)' '0001020304050010203040501234'
+    if test X"$1" = X"OFPR_NO_MATCH"; then shift;
+        echo >>expout "OFPT_PACKET_IN (OF1.2): total_len=14 in_port=ANY (via no_match) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234"
+    fi
+
+    # OFPT_PACKET_IN, OFPR_INVALID_TTL (controller_id=0)
+    ovs-ofctl -O OpenFlow12 packet-out br0 none dec_ttl '002583dfb4000026b98cb0f908004500003fb7e200000011339bac11370dac100002d7730035002b8f6d86fb0100000100000000000006626c702d7873066e696369726103636f6d00000f00'
+    if test X"$1" = X"OFPR_INVALID_TTL"; then shift;
+        echo >>expout "OFPT_PACKET_IN (OF1.2): total_len=76 in_port=ANY (via invalid_ttl) data_len=76 (unbuffered)
+udp,metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:26:b9:8c:b0:f9,dl_dst=00:25:83:df:b4:00,nw_src=172.17.55.13,nw_dst=172.16.0.2,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=55155,tp_dst=53 udp_csum:8f6d"
+    fi
+
+    # OFPT_PORT_STATUS, OFPPR_ADD
+    ovs-vsctl add-port br0 test -- set Interface test type=dummy
+    if test X"$1" = X"OFPPR_ADD"; then shift;
+        echo >>expout "OFPT_PORT_STATUS (OF1.2): ADD: ${INDEX}(test): addr:aa:55:aa:55:00:0x
+     config:     PORT_DOWN
+     state:      LINK_DOWN
+     speed: 0 Mbps now, 0 Mbps max"
+    fi
+
+    # OFPT_PORT_STATUS, OFPPR_DELETE
+    ovs-vsctl del-port br0 test
+    if test X"$1" = X"OFPPR_DELETE"; then shift;
+        echo >>expout "OFPT_PORT_STATUS (OF1.2): DEL: ${INDEX}(test): addr:aa:55:aa:55:00:0x
+     config:     PORT_DOWN
+     state:      LINK_DOWN
+     speed: 0 Mbps now, 0 Mbps max"
+    fi
+
+    # OFPT_FLOW_REMOVED, OFPRR_DELETE
+    ovs-ofctl -O OpenFlow12 add-flow br0 send_flow_rem,actions=drop
+    ovs-ofctl -O OpenFlow12 --strict del-flows br0 ''
+    if test X"$1" = X"OFPRR_DELETE"; then shift;
+        echo >>expout "OFPT_FLOW_REMOVED (OF1.2):  reason=delete table_id=0"
+    fi
+    AT_FAIL_IF([test X"$1" != X])
+
+    ovs-appctl -t ovs-ofctl ofctl/barrier
+    echo >>expout "OFPT_BARRIER_REPLY (OF1.2):"
+
+    AT_CHECK(
+      [[sed '
+s/ (xid=0x[0-9a-fA-F]*)//
+s/ *duration.*//
+s/00:0.$/00:0x/' < monitor.log]],
+      [0], [expout])
+}
+
+# It's a service connection so initially there should be no async messages.
+check_async 1
+
+# Set miss_send_len to 128, turning on packet-ins for our service connection.
+ovs-appctl -t ovs-ofctl ofctl/send 0309000c0123456700000080
+check_async 2 OFPR_ACTION OFPPR_ADD OFPPR_DELETE OFPRR_DELETE
+
+# Set miss_send_len to 128 and enable invalid_ttl.
+ovs-appctl -t ovs-ofctl ofctl/send 0309000c0123456700040080
+check_async 3 OFPR_ACTION OFPR_INVALID_TTL OFPPR_ADD OFPPR_DELETE OFPRR_DELETE
+
+# Become slave (OF 1.2), which should disable everything except port status.
+ovs-appctl -t ovs-ofctl ofctl/send 031800180000000200000003000000000000000000000001
+check_async 4 OFPPR_ADD OFPPR_DELETE
+
+# Use NXT_SET_ASYNC_CONFIG to enable a patchwork of asynchronous messages.
+ovs-appctl -t ovs-ofctl ofctl/send 03040028000000020000232000000013000000020000000500000005000000020000000200000005
+check_async 5 OFPR_INVALID_TTL OFPPR_DELETE OFPRR_DELETE
+
+# Set controller ID 123.
+ovs-appctl -t ovs-ofctl ofctl/send 03040018000000030000232000000014000000000000007b
+check_async 6 OFPR_NO_MATCH OFPPR_DELETE OFPRR_DELETE
+
+# Restore controller ID 0.
+ovs-appctl -t ovs-ofctl ofctl/send 030400180000000300002320000000140000000000000000
+
+# Become master (OF 1.2).
+ovs-appctl -t ovs-ofctl ofctl/send 031800180000000400000002000000000000000000000002
+check_async 7 OFPR_ACTION OFPPR_ADD
+
+ovs-appctl -t ovs-ofctl exit
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - asynchronous message control (OpenFlow 1.3)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow13 monitor br0 --detach --no-chdir --pidfile])
+check_async () {
+    printf '\n\n--- check_async %d ---\n\n\n' $1
+    INDEX=$1
+    shift
+
+    ovs-appctl -t ovs-ofctl ofctl/barrier
+    ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+    : > expout
+
+    # OFPT_PACKET_IN, OFPR_ACTION (controller_id=0)
+    ovs-ofctl -O OpenFlow13 -v packet-out br0 none controller '0001020304050010203040501234'
+    if test X"$1" = X"OFPR_ACTION"; then shift;
+        echo >>expout "OFPT_PACKET_IN (OF1.3): total_len=14 in_port=ANY (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234"
+    fi
+
+    # OFPT_PACKET_IN, OFPR_NO_MATCH (controller_id=123)
+    ovs-ofctl -O OpenFlow13 -v packet-out br0 none 'controller(reason=no_match,id=123)' '0001020304050010203040501234'
+    if test X"$1" = X"OFPR_NO_MATCH"; then shift;
+        echo >>expout "OFPT_PACKET_IN (OF1.3): total_len=14 in_port=ANY (via no_match) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234"
+    fi
+
+    # OFPT_PACKET_IN, OFPR_INVALID_TTL (controller_id=0)
+    ovs-ofctl -O OpenFlow13 packet-out br0 none dec_ttl '002583dfb4000026b98cb0f908004500003fb7e200000011339bac11370dac100002d7730035002b8f6d86fb0100000100000000000006626c702d7873066e696369726103636f6d00000f00'
+    if test X"$1" = X"OFPR_INVALID_TTL"; then shift;
+        echo >>expout "OFPT_PACKET_IN (OF1.3): total_len=76 in_port=ANY (via invalid_ttl) data_len=76 (unbuffered)
+udp,metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:26:b9:8c:b0:f9,dl_dst=00:25:83:df:b4:00,nw_src=172.17.55.13,nw_dst=172.16.0.2,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=55155,tp_dst=53 udp_csum:8f6d"
+    fi
+
+    # OFPT_PORT_STATUS, OFPPR_ADD
+    ovs-vsctl add-port br0 test -- set Interface test type=dummy
+    if test X"$1" = X"OFPPR_ADD"; then shift;
+        echo >>expout "OFPT_PORT_STATUS (OF1.3): ADD: ${INDEX}(test): addr:aa:55:aa:55:00:0x
+     config:     PORT_DOWN
+     state:      LINK_DOWN
+     speed: 0 Mbps now, 0 Mbps max"
+    fi
+
+    # OFPT_PORT_STATUS, OFPPR_DELETE
+    ovs-vsctl del-port br0 test
+    if test X"$1" = X"OFPPR_DELETE"; then shift;
+        echo >>expout "OFPT_PORT_STATUS (OF1.3): DEL: ${INDEX}(test): addr:aa:55:aa:55:00:0x
+     config:     PORT_DOWN
+     state:      LINK_DOWN
+     speed: 0 Mbps now, 0 Mbps max"
+    fi
+
+    # OFPT_FLOW_REMOVED, OFPRR_DELETE
+    ovs-ofctl -O OpenFlow13 add-flow br0 send_flow_rem,actions=drop
+    ovs-ofctl -O OpenFlow13 --strict del-flows br0 ''
+    if test X"$1" = X"OFPRR_DELETE"; then shift;
+        echo >>expout "OFPT_FLOW_REMOVED (OF1.3):  reason=delete table_id=0"
+    fi
+    AT_FAIL_IF([test X"$1" != X])
+
+    ovs-appctl -t ovs-ofctl ofctl/barrier
+    echo >>expout "OFPT_BARRIER_REPLY (OF1.3):"
+
+    AT_CHECK(
+      [[sed '
+s/ (xid=0x[0-9a-fA-F]*)//
+s/ *duration.*//
+s/00:0.$/00:0x/' < monitor.log]],
+      [0], [expout])
+}
+
+# It's a service connection so initially there should be no async messages.
+check_async 1
+
+# Set miss_send_len to 128, turning on packet-ins for our service connection.
+ovs-appctl -t ovs-ofctl ofctl/send 0409000c0123456700000080
+check_async 2 OFPR_ACTION OFPPR_ADD OFPPR_DELETE OFPRR_DELETE
+
+# Become slave (OF 1.3), which should disable everything except port status.
+ovs-appctl -t ovs-ofctl ofctl/send 041800180000000200000003000000000000000000000001
+check_async 3 OFPPR_ADD OFPPR_DELETE
+
+# Use OF 1.3 OFPT_SET_ASYNC to enable a patchwork of asynchronous messages.
+ovs-appctl -t ovs-ofctl ofctl/send 041c002000000002000000020000000500000005000000020000000200000005
+check_async 4 OFPR_INVALID_TTL OFPPR_DELETE OFPRR_DELETE
+
+# Set controller ID 123.
+ovs-appctl -t ovs-ofctl ofctl/send 04040018000000030000232000000014000000000000007b
+check_async 5 OFPR_NO_MATCH OFPPR_DELETE OFPRR_DELETE
+
+# Restore controller ID 0.
+ovs-appctl -t ovs-ofctl ofctl/send 040400180000000300002320000000140000000000000000
+
+# Become master (OF 1.3).
+ovs-appctl -t ovs-ofctl ofctl/send 041800180000000400000002000000000000000000000002
+check_async 6 OFPR_ACTION OFPPR_ADD
+
+ovs-appctl -t ovs-ofctl exit
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl This test checks that the role request/response messaging works
+dnl and that generation_id is handled properly.
+AT_SETUP([ofproto - controller role (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl -O OpenFlow12 monitor br0 --detach --no-chdir --pidfile])
+
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+: > expout
+
+# find out current role
+ovs-appctl -t ovs-ofctl ofctl/send 031800180000000200000000000000000000000000000000
+echo >>expout "send: OFPT_ROLE_REQUEST (OF1.2) (xid=0x2): role=nochange"
+echo >>expout "OFPT_ROLE_REPLY (OF1.2) (xid=0x2): role=equal"
+
+# Become slave (generation_id is initially undefined, so 2^63+2 should not be stale)
+ovs-appctl -t ovs-ofctl ofctl/send 031800180000000300000003000000008000000000000002
+echo >>expout "send: OFPT_ROLE_REQUEST (OF1.2) (xid=0x3): role=slave generation_id=9223372036854775810"
+echo >>expout "OFPT_ROLE_REPLY (OF1.2) (xid=0x3): role=slave generation_id=9223372036854775810"
+
+# Try to become the master using a stale generation ID
+ovs-appctl -t ovs-ofctl ofctl/send 031800180000000400000002000000000000000000000002
+echo >>expout "send: OFPT_ROLE_REQUEST (OF1.2) (xid=0x4): role=master generation_id=2"
+echo >>expout "OFPT_ERROR (OF1.2) (xid=0x4): OFPRRFC_STALE"
+echo >>expout "OFPT_ROLE_REQUEST (OF1.2) (xid=0x4): role=master generation_id=2"
+
+# Become master using a valid generation ID
+ovs-appctl -t ovs-ofctl ofctl/send 031800180000000500000002000000000000000000000001
+echo >>expout "send: OFPT_ROLE_REQUEST (OF1.2) (xid=0x5): role=master generation_id=1"
+echo >>expout "OFPT_ROLE_REPLY (OF1.2) (xid=0x5): role=master generation_id=1"
+ovs-appctl -t ovs-ofctl ofctl/barrier
+echo >>expout "OFPT_BARRIER_REPLY (OF1.2) (xid=0x3):"
+
+AT_CHECK([cat monitor.log], [0], [expout])
+
+ovs-appctl -t ovs-ofctl exit
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
 dnl This test checks that OFPT_PACKET_OUT accepts both OFPP_NONE (as
 dnl specified by OpenFlow 1.0) and OFPP_CONTROLLER (used by some
 dnl controllers despite the spec) as meaning a packet that was generated
 dnl by the controller.
-AT_SETUP([ofproto - packet-out from controller])
+AT_SETUP([ofproto - packet-out from controller (OpenFlow 1.0)])
 OVS_VSWITCHD_START
 
 # Start a monitor listening for packet-ins.
@@ -570,18 +1369,353 @@ AT_CAPTURE_FILE([monitor.log])
 
 # Send some packet-outs with OFPP_NONE and OFPP_CONTROLLER (65533) as in_port.
 AT_CHECK([ovs-ofctl packet-out br0 none controller '0001020304050010203040501234'])
-AT_CHECK([ovs-ofctl packet-out br0 65533 controller '0001020304050010203040505678'])
+AT_CHECK([ovs-ofctl packet-out br0 controller controller '0001020304050010203040505678'])
 
 # Stop the monitor and check its output.
 ovs-appctl -t ovs-ofctl ofctl/barrier
 ovs-appctl -t ovs-ofctl exit
 
 AT_CHECK([sed 's/ (xid=0x[[0-9a-fA-F]]*)//' monitor.log], [0], [dnl
-OFPT_PACKET_IN: total_len=14 in_port=NONE (via action) data_len=14 (unbuffered)
-priority:0,tunnel:0,in_port:0000,tci(0) mac(00:10:20:30:40:50->00:01:02:03:04:05) type:1234 proto:0 tos:0 ttl:0 ip(0.0.0.0->0.0.0.0)
+OFPT_PACKET_IN: total_len=14 in_port=ANY (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234
 OFPT_PACKET_IN: total_len=14 in_port=CONTROLLER (via action) data_len=14 (unbuffered)
-priority:0,tunnel:0,in_port:0000,tci(0) mac(00:10:20:30:40:50->00:01:02:03:04:05) type:5678 proto:0 tos:0 ttl:0 ip(0.0.0.0->0.0.0.0)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x5678
+OFPT_BARRIER_REPLY:
+])
+
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl This test checks that OFPT_PACKET_OUT accepts both OFPP_NONE (as
+dnl specified by OpenFlow 1.2) and OFPP_CONTROLLER (used by some
+dnl controllers despite the spec) as meaning a packet that was generated
+dnl by the controller.
+AT_SETUP([ofproto - packet-out from controller (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+
+# Start a monitor listening for packet-ins.
+AT_CHECK([ovs-ofctl -O OpenFlow12 monitor br0 --detach --no-chdir --pidfile])
+ovs-appctl -t ovs-ofctl ofctl/send 0309000c0123456700000080
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+AT_CAPTURE_FILE([monitor.log])
+
+# Send some packet-outs with OFPP_NONE and OFPP_CONTROLLER (65533) as in_port.
+AT_CHECK([ovs-ofctl -O OpenFlow12 packet-out br0 none controller '0001020304050010203040501234'])
+AT_CHECK([ovs-ofctl -O OpenFlow12 packet-out br0 4294967293 controller '0001020304050010203040505678'])
+
+# Stop the monitor and check its output.
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl exit
+
+AT_CHECK([sed 's/ (xid=0x[[0-9a-fA-F]]*)//' monitor.log], [0], [dnl
+OFPT_PACKET_IN (OF1.2): total_len=14 in_port=ANY (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234
+OFPT_PACKET_IN (OF1.2): total_len=14 in_port=CONTROLLER (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x5678
+OFPT_BARRIER_REPLY (OF1.2):
+])
+
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl This test checks that metadata is encoded in packet_in structures,
+dnl supported by NXAST.
+AT_SETUP([ofproto - packet-out with metadata (NXM)])
+OVS_VSWITCHD_START
+
+# Start a monitor listening for packet-ins.
+AT_CHECK([ovs-ofctl -P nxm monitor br0 --detach --no-chdir --pidfile])
+ovs-appctl -t ovs-ofctl ofctl/send 0109000c0123456700000080
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+AT_CAPTURE_FILE([monitor.log])
+
+# Send a packet-out with a load action to set some metadata, and forward to controller
+AT_CHECK([ovs-ofctl packet-out br0 controller 'load(0xfafafafa5a5a5a5a->OXM_OF_METADATA[[0..63]]), controller' '0001020304050010203040501234'])
+
+# Stop the monitor and check its output.
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl exit
+
+AT_CHECK([sed 's/ (xid=0x[[0-9a-fA-F]]*)//' monitor.log], [0], [dnl
+NXT_PACKET_IN: total_len=14 in_port=CONTROLLER metadata=0xfafafafa5a5a5a5a (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234
+OFPT_BARRIER_REPLY:
+])
+
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+dnl This test checks that metadata is encoded in packet_in structures,
+dnl supported by NXAST.
+AT_SETUP([ofproto - packet-out with metadata (OpenFlow 1.2)])
+OVS_VSWITCHD_START
+
+# Start a monitor listening for packet-ins.
+AT_CHECK([ovs-ofctl -O OpenFlow12 monitor br0 --detach --no-chdir --pidfile])
+ovs-appctl -t ovs-ofctl ofctl/send 0309000c0123456700000080
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+AT_CAPTURE_FILE([monitor.log])
+
+# Send a packet-out with a load action to set some metadata, and forward to controller
+AT_CHECK([ovs-ofctl -O OpenFlow12 packet-out br0 none 'load(0xfafafafa5a5a5a5a->OXM_OF_METADATA[[0..63]]), controller' '0001020304050010203040501234'])
+
+# Stop the monitor and check its output.
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl exit
+
+AT_CHECK([sed 's/ (xid=0x[[0-9a-fA-F]]*)//' monitor.log], [0], [dnl
+OFPT_PACKET_IN (OF1.2): total_len=14 in_port=ANY metadata=0xfafafafa5a5a5a5a (via action) data_len=14 (unbuffered)
+metadata=0,in_port=0,vlan_tci=0x0000,dl_src=00:10:20:30:40:50,dl_dst=00:01:02:03:04:05,dl_type=0x1234
+OFPT_BARRIER_REPLY (OF1.2):
+])
+
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - flow monitoring])
+AT_KEYWORDS([monitor])
+OVS_VSWITCHD_START
+
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=123,actions=output:1
+
+# Start a monitor watching the flow table and check the initial reply.
+ovs-ofctl monitor br0 watch: --detach --no-chdir --pidfile >monitor.log 2>&1
+AT_CAPTURE_FILE([monitor.log])
+ovs-appctl -t ovs-ofctl ofctl/barrier
+AT_CHECK([sed 's/ (xid=0x[[1-9a-fA-F]][[0-9a-fA-F]]*)//' monitor.log], [0],
+  [NXST_FLOW_MONITOR reply:
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=123 actions=output:1
+OFPT_BARRIER_REPLY:
+])
+
+# Add, delete, and modify some flows and check the updates.
+ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=124,actions=output:2
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=123,actions=output:5
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=123,dl_vlan_pcp=0,actions=output:6
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=123,dl_vlan_pcp=1,actions=output:7
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=123,actions=output:8
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=65535,dl_vlan_pcp=0,actions=output:9
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=65535,dl_vlan_pcp=1,actions=output:10
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=65535,actions=output:11
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=8191,dl_vlan_pcp=0,actions=output:12
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=8191,dl_vlan_pcp=1,actions=output:13
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=8191,actions=output:14
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=0,dl_vlan_pcp=0,actions=output:15
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=0,dl_vlan_pcp=1,actions=output:16
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=0,actions=output:17
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=0,dl_vlan_pcp=0,actions=output:18
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=0,dl_vlan_pcp=1,actions=output:19
+ovs-ofctl add-flow br0 in_port=0,dl_vlan=0,actions=output:20
+ovs-ofctl add-flow br0 in_port=0,dl_vlan_pcp=0,actions=output:21
+ovs-ofctl add-flow br0 in_port=0,dl_vlan_pcp=1,actions=output:22
+ovs-ofctl add-flow br0 in_port=0,actions=output:23
+ovs-ofctl mod-flows br0 cookie=5,dl_vlan=123,actions=output:3
+ovs-ofctl del-flows br0 dl_vlan=123
+ovs-ofctl del-flows br0
+ovs-appctl -t ovs-ofctl ofctl/barrier
+sort='
+    # Sorts groups of lines that start with a space, without moving them
+    # past the nearest line that does not start with a space.
+    use warnings;
+    use strict;
+    my @buffer = ();
+    while (<STDIN>) {
+        if (/^ /) {
+            push(@buffer, $_);
+        } else {
+            print $_ foreach sort(@buffer);
+            print $_;
+            @buffer = ();
+        }
+    }
+    print $_ foreach sort(@buffer);
+'
+AT_CHECK([sed 's/ (xid=0x[[1-9a-fA-F]][[0-9a-fA-F]]*)//' monitor.log | perl -e "$sort"], [0],
+[NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=124 actions=output:2
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=123 actions=output:5
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=123,dl_vlan_pcp=0 actions=output:6
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=123,dl_vlan_pcp=1 actions=output:7
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=123 actions=output:8
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=0 actions=output:9
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=1 actions=output:10
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,vlan_tci=0x0000 actions=output:11
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=4095,dl_vlan_pcp=0 actions=output:12
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=4095,dl_vlan_pcp=1 actions=output:13
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=4095 actions=output:14
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=0 actions=output:15
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=1 actions=output:16
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0 actions=output:17
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=0 actions=output:18
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=1 actions=output:19
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan=0 actions=output:20
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan_pcp=0 actions=output:21
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0,dl_vlan_pcp=1 actions=output:22
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=0 actions=output:23
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=MODIFIED table=0 cookie=0x5 in_port=0,dl_vlan=123 actions=output:3
+ event=MODIFIED table=0 cookie=0x5 in_port=0,dl_vlan=123,dl_vlan_pcp=0 actions=output:3
+ event=MODIFIED table=0 cookie=0x5 in_port=0,dl_vlan=123,dl_vlan_pcp=1 actions=output:3
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=DELETED reason=delete table=0 cookie=0x5 in_port=0,dl_vlan=123 actions=output:3
+ event=DELETED reason=delete table=0 cookie=0x5 in_port=0,dl_vlan=123,dl_vlan_pcp=0 actions=output:3
+ event=DELETED reason=delete table=0 cookie=0x5 in_port=0,dl_vlan=123,dl_vlan_pcp=1 actions=output:3
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=DELETED reason=delete table=0 cookie=0 in_port=0 actions=output:23
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan=0 actions=output:20
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=0 actions=output:18
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan=0,dl_vlan_pcp=1 actions=output:19
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan=124 actions=output:2
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan=4095 actions=output:14
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan=4095,dl_vlan_pcp=0 actions=output:12
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan=4095,dl_vlan_pcp=1 actions=output:13
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan_pcp=0 actions=output:21
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,dl_vlan_pcp=1 actions=output:22
+ event=DELETED reason=delete table=0 cookie=0 in_port=0,vlan_tci=0x0000 actions=output:11
+OFPT_BARRIER_REPLY:
+])
+
+# Check that our own changes are reported as abbreviations.
+ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
+ovs-ofctl add-flow br0 in_port=1,actions=output:2
+ovs-ofctl add-flow br0 in_port=2,actions=output:1
+ovs-appctl -t ovs-ofctl ofctl/barrier
+ovs-appctl -t ovs-ofctl ofctl/send 010e004812345678003fffff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000ffffffffffff0000
+ovs-appctl -t ovs-ofctl ofctl/barrier
+AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip], [0], [NXST_FLOW reply:
+])
+AT_CHECK([sed 's/ (xid=0x[[1-9a-fA-F]][[0-9a-fA-F]]*)//' monitor.log], [0],
+[NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=1 actions=output:2
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ADDED table=0 cookie=0 in_port=2 actions=output:1
 OFPT_BARRIER_REPLY:
+send: OFPT_FLOW_MOD: DEL priority=0 actions=drop
+NXST_FLOW_MONITOR reply (xid=0x0):
+ event=ABBREV xid=0x12345678
+OFPT_BARRIER_REPLY:
+])
+
+ovs-appctl -t ovs-ofctl exit
+OVS_VSWITCHD_STOP
+AT_CLEANUP
+
+AT_SETUP([ofproto - flow monitoring pause and resume])
+AT_KEYWORDS([monitor])
+
+# The maximum socket receive buffer size is important for this test, which
+# tests behavior when the receive buffer overflows.
+if test -e /proc/sys/net/core/rmem_max; then
+    # Linux
+    rmem_max=`cat /proc/sys/net/core/rmem_max`
+elif rmem_max=`sysctl -n net.inet.tcp.recvbuf_max 2>/dev/null`; then
+    : # FreeBSD
+else
+    # Don't know how to get maximum socket receive buffer on this OS
+    AT_SKIP_IF([:])
+fi
+# Calculate the total amount of queuing: rmem_max in the kernel, 128 kB
+# in ofproto sending userspace (see ofmonitor_flush() in connmgr.c).
+queue_size=`expr $rmem_max + 128 \* 1024`
+echo rmem_max=$rmem_max queue_size=$queue_size
+
+# Each flow update message takes up at least 48 bytes of space in queues
+# and in practice more than that.
+n_msgs=`expr $queue_size / 48`
+echo n_msgs=$n_msgs
+
+OVS_VSWITCHD_START
+
+# Start a monitor watching the flow table, then make it block.
+ON_EXIT([kill `cat ovs-ofctl.pid`])
+ovs-ofctl monitor br0 watch: --detach --no-chdir --pidfile >monitor.log 2>&1
+AT_CAPTURE_FILE([monitor.log])
+ovs-appctl -t ovs-ofctl ofctl/block
+
+# Add $n_msgs flows.
+(echo "in_port=2,actions=output:2"
+perl -e '
+    for ($i = 0; $i < '$n_msgs'; $i++) {
+        print "cookie=1,reg1=$i,actions=drop\n";
+    }
+') > flows.txt
+AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
+# Check that multipart flow dumps work properly:
+AT_CHECK([ovs-ofctl diff-flows br0 flows.txt])
+AT_CHECK([ovs-ofctl add-flow br0 in_port=1,cookie=3,actions=drop])
+AT_CHECK([ovs-ofctl mod-flows br0 in_port=2,cookie=2,actions=output:2])
+AT_CHECK([ovs-ofctl del-flows br0 cookie=1/-1])
+
+ovs-appctl -t ovs-ofctl ofctl/unblock
+ovs-appctl -t ovs-ofctl ofctl/barrier
+
+ovs-appctl -t ovs-ofctl exit
+
+# Check that the flow monitor reported the same number of flows
+# added and deleted, but fewer than we actually added and deleted.
+adds=`grep -c 'ADDED.*reg1=' monitor.log`
+deletes=`grep -c 'DELETED.*reg1=' monitor.log`
+echo adds=$adds deletes=$deletes
+AT_CHECK([test $adds -gt 100 && test $adds -lt $n_msgs])
+AT_CHECK([test $adds = $deletes])
+
+# Check that the flow monitor reported everything in the expected order:
+#
+#     event=ADDED table=0 cookie=0x1 reg1=0x22
+# ...
+#    NXT_FLOW_MONITOR_PAUSED:
+# ...
+#     event=DELETED reason=delete table=0 cookie=0x1 reg1=0x22
+# ...
+#     event=ADDED table=0 cookie=0x3 in_port=1
+#     event=MODIFIED table=0 cookie=0x2 in_port=2 actions=output:2
+#    NXT_FLOW_MONITOR_RESUMED:
+#
+# except that, between the PAUSED and RESUMED, the order of the ADDED
+# and MODIFIED lines lines depends on hash order, that is, it varies
+# as we change the hash function or change architecture.  Therefore,
+# we use a couple of tests below to accept both orders.
+AT_CHECK([ofctl_strip < monitor.log | sed -n -e '
+/reg1=0x22$/p
+/cookie=0x[[23]]/p
+/NXT_FLOW_MONITOR_PAUSED:/p
+/NXT_FLOW_MONITOR_RESUMED:/p
+' > monitor.log.subset])
+AT_CHECK([grep -v MODIFIED monitor.log.subset], [0], [dnl
+ event=ADDED table=0 cookie=0x1 reg1=0x22
+NXT_FLOW_MONITOR_PAUSED:
+ event=DELETED reason=delete table=0 cookie=0x1 reg1=0x22
+ event=ADDED table=0 cookie=0x3 in_port=1
+NXT_FLOW_MONITOR_RESUMED:
+])
+AT_CHECK([grep -v ADDED monitor.log.subset], [0], [dnl
+NXT_FLOW_MONITOR_PAUSED:
+ event=DELETED reason=delete table=0 cookie=0x1 reg1=0x22
+ event=MODIFIED table=0 cookie=0x2 in_port=2 actions=output:2
+NXT_FLOW_MONITOR_RESUMED:
 ])
 
 OVS_VSWITCHD_STOP