tests/ofproto.at

   1 AT_BANNER([ofproto])
   2
   3 AT_SETUP([ofproto - echo request])
   4 OVS_VSWITCHD_START
   5 AT_CHECK([ovs-ofctl -vANY:ANY:WARN probe br0])
   6 OVS_VSWITCHD_STOP
   7 AT_CLEANUP
   8
   9 AT_SETUP([ofproto - feature request, config request])
  10 OVS_VSWITCHD_START
  11 AT_CHECK([ovs-ofctl -vANY:ANY:WARN show br0], [0], [stdout])
  12 AT_CHECK([STRIP_XIDS stdout], [0], [dnl
  13 OFPT_FEATURES_REPLY: dpid:fedcba9876543210
  14 n_tables:255, n_buffers:256
  15 capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
  16 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
  17  LOCAL(br0): addr:aa:55:aa:55:00:00
  18      config:     PORT_DOWN
  19      state:      LINK_DOWN
  20      speed: 100 Mbps now, 100 Mbps max
  21 OFPT_GET_CONFIG_REPLY: frags=normal miss_send_len=0
  22 ])
  23 OVS_VSWITCHD_STOP
  24 AT_CLEANUP
  25
  26 dnl This is really bare-bones.
  27 dnl It at least checks request and reply serialization and deserialization.
  28 AT_SETUP([ofproto - port stats])
  29 OVS_VSWITCHD_START
  30 AT_CHECK([ovs-ofctl -vANY:ANY:WARN dump-ports br0], [0], [stdout])
  31 AT_CHECK([STRIP_XIDS stdout], [0], [dnl
  32 OFPST_PORT reply: 1 ports
  33   port 65534: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
  34            tx pkts=0, bytes=0, drop=0, errs=0, coll=0
  35 ])
  36 OVS_VSWITCHD_STOP
  37 AT_CLEANUP
  38
  39 dnl This is really bare-bones.
  40 dnl It at least checks request and reply serialization and deserialization.
  41 AT_SETUP([ofproto - queue stats])
  42 OVS_VSWITCHD_START
  43 AT_CHECK([ovs-ofctl -vANY:ANY:WARN queue-stats br0], [0], [stdout])
  44 AT_CHECK([STRIP_XIDS stdout], [0], [dnl
  45 OFPST_QUEUE reply: 0 queues
  46 ])
  47 OVS_VSWITCHD_STOP
  48 AT_CLEANUP
  49
  50 AT_SETUP([ofproto - mod-port])
  51 OVS_VSWITCHD_START
  52 for command_config_state in \
  53     'up 0 0' \
  54     'noflood NO_FLOOD 0' \
  55     'down PORT_DOWN,NO_FLOOD LINK_DOWN' \
  56     'flood PORT_DOWN LINK_DOWN'
  57 do
  58     set $command_config_state
  59     command=$[1] config=`echo $[2] | sed 's/,/ /g'` state=$[3]
  60     AT_CHECK([ovs-ofctl -vANY:ANY:WARN mod-port br0 br0 $command])
  61     AT_CHECK([ovs-ofctl -vANY:ANY:WARN show br0], [0], [stdout])
  62     AT_CHECK_UNQUOTED([STRIP_XIDS stdout], [0], [dnl
  63 OFPT_FEATURES_REPLY: dpid:fedcba9876543210
  64 n_tables:255, n_buffers:256
  65 capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
  66 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
  67  LOCAL(br0): addr:aa:55:aa:55:00:00
  68      config:     $config
  69      state:      $state
  70      speed: 100 Mbps now, 100 Mbps max
  71 OFPT_GET_CONFIG_REPLY: frags=normal miss_send_len=0
  72 ])
  73 done
  74 OVS_VSWITCHD_STOP
  75 AT_CLEANUP
  76
  77 AT_SETUP([ofproto - basic flow_mod commands (NXM)])
  78 OVS_VSWITCHD_START
  79 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip], [0], [NXST_FLOW reply:
  80 ])
  81 AT_CHECK([echo 'in_port=1,actions=0' | ovs-ofctl add-flows br0 -])
  82 AT_CHECK([ovs-ofctl add-flow br0 in_port=0,actions=1])
  83 AT_CHECK([ovs-ofctl -F nxm add-flow br0 table=1,in_port=3,actions=2])
  84 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
  85  in_port=0 actions=output:1
  86  in_port=1 actions=output:0
  87  table=1, in_port=3 actions=output:2
  88 NXST_FLOW reply:
  89 ])
  90 AT_CHECK([ovs-ofctl dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
  91 NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=2
  92 ])
  93 AT_CHECK([ovs-ofctl del-flows br0])
  94 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip], [0], [NXST_FLOW reply:
  95 ])
  96 OVS_VSWITCHD_STOP
  97 AT_CLEANUP
  98
  99 AT_SETUP([ofproto - basic flow_mod commands (OpenFlow 1.0)])
 100 OVS_VSWITCHD_START
 101 AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip], [0], [OFPST_FLOW reply:
 102 ])
 103 AT_CHECK([echo 'in_port=1,actions=0' | ovs-ofctl -F openflow10 add-flows br0 -])
 104 AT_CHECK([ovs-ofctl -F openflow10 add-flow br0 in_port=0,actions=1])
 105 AT_CHECK([ovs-ofctl -F openflow10 add-flow br0 table=1,in_port=3,actions=2])
 106 AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip | sort], [0], [dnl
 107  in_port=0 actions=output:1
 108  in_port=1 actions=output:0
 109  table=1, in_port=3 actions=output:2
 110 OFPST_FLOW reply:
 111 ])
 112 AT_CHECK([ovs-ofctl -F openflow10 dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
 113 OFPST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=2
 114 ])
 115 AT_CHECK([ovs-ofctl -F openflow10 del-flows br0])
 116 AT_CHECK([ovs-ofctl -F openflow10 dump-flows br0 | ofctl_strip], [0], [OFPST_FLOW reply:
 117 ])
 118 OVS_VSWITCHD_STOP
 119 AT_CLEANUP
 120
 121 AT_SETUP([ofproto - dump flows with cookie])
 122 OVS_VSWITCHD_START
 123 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
 124 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
 125 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
 126 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 127  cookie=0x1, in_port=1 actions=output:0
 128  cookie=0x2, in_port=2 actions=output:0
 129  cookie=0x3, in_port=3 actions=output:0
 130 NXST_FLOW reply:
 131 ])
 132 AT_CHECK([ovs-ofctl dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
 133 NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=3
 134 ])
 135 AT_CHECK([ovs-ofctl dump-flows br0 cookie=0x3 | ofctl_strip | sort], [0], [dnl
 136  cookie=0x3, in_port=3 actions=output:0
 137 NXST_FLOW reply:
 138 ])
 139 AT_CHECK([ovs-ofctl dump-aggregate br0 cookie=0x3 | STRIP_XIDS], [0], [dnl
 140 NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=1
 141 ])
 142 OVS_VSWITCHD_STOP
 143 AT_CLEANUP
 144
 145 AT_SETUP([ofproto - dump flows with cookie mask])
 146 OVS_VSWITCHD_START
 147 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
 148 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
 149 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
 150 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 151  cookie=0x1, in_port=1 actions=output:0
 152  cookie=0x2, in_port=2 actions=output:0
 153  cookie=0x3, in_port=3 actions=output:0
 154 NXST_FLOW reply:
 155 ])
 156 AT_CHECK([ovs-ofctl dump-aggregate br0 table=0 | STRIP_XIDS], [0], [dnl
 157 NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=3
 158 ])
 159 AT_CHECK([ovs-ofctl dump-flows br0 cookie=0x3/0x1 | ofctl_strip | sort], [0], [dnl
 160  cookie=0x1, in_port=1 actions=output:0
 161  cookie=0x3, in_port=3 actions=output:0
 162 NXST_FLOW reply:
 163 ])
 164 AT_CHECK([ovs-ofctl dump-aggregate br0 cookie=0x3/0x1 | STRIP_XIDS], [0], [dnl
 165 NXST_AGGREGATE reply: packet_count=0 byte_count=0 flow_count=2
 166 ])
 167 OVS_VSWITCHD_STOP
 168 AT_CLEANUP
 169
 170 AT_SETUP([ofproto - del flows with cookie])
 171 OVS_VSWITCHD_START
 172 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
 173 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
 174 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
 175 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 176  cookie=0x1, in_port=1 actions=output:0
 177  cookie=0x2, in_port=2 actions=output:0
 178  cookie=0x3, in_port=3 actions=output:0
 179 NXST_FLOW reply:
 180 ])
 181
 182 AT_CHECK([ovs-ofctl del-flows br0 cookie=0x3])
 183 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 184  cookie=0x1, in_port=1 actions=output:0
 185  cookie=0x2, in_port=2 actions=output:0
 186 NXST_FLOW reply:
 187 ])
 188 OVS_VSWITCHD_STOP
 189 AT_CLEANUP
 190
 191 AT_SETUP([ofproto - del flows with cookie mask])
 192 OVS_VSWITCHD_START
 193 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x1,in_port=1,actions=0])
 194 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x2,in_port=2,actions=0])
 195 AT_CHECK([ovs-ofctl add-flow br0 cookie=0x3,in_port=3,actions=0])
 196 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 197  cookie=0x1, in_port=1 actions=output:0
 198  cookie=0x2, in_port=2 actions=output:0
 199  cookie=0x3, in_port=3 actions=output:0
 200 NXST_FLOW reply:
 201 ])
 202 AT_CHECK([ovs-ofctl del-flows br0 cookie=0x3/0x1])
 203 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 204  cookie=0x2, in_port=2 actions=output:0
 205 NXST_FLOW reply:
 206 ])
 207 OVS_VSWITCHD_STOP
 208 AT_CLEANUP
 209
 210 AT_SETUP([ofproto - flow table configuration])
 211 OVS_VSWITCHD_START
 212 # Check the default configuration.
 213 (echo "OFPST_TABLE reply (xid=0x1): 255 tables
 214   0: classifier: wild=0x3fffff, max=1000000, active=0
 215                lookup=0, matched=0"
 216  x=1
 217  while test $x -lt 255; do
 218    printf "  %d: %-8s: wild=0x3fffff, max=1000000, active=0
 219                lookup=0, matched=0
 220 " $x table$x
 221    x=`expr $x + 1`
 222  done) > expout
 223 AT_CHECK([ovs-ofctl dump-tables br0], [0], [expout])
 224 # Change the configuration.
 225 AT_CHECK(
 226   [ovs-vsctl \
 227      -- --id=@t0 create Flow_Table name=main \
 228      -- --id=@t1 create Flow_Table flow-limit=1024 \
 229      -- set bridge br0 'flow_tables={1=@t1,0=@t0}' \
 230    | perl $srcdir/uuidfilt.pl],
 231   [0], [<0>
 232 <1>
 233 ])
 234 # Check that the configuration was updated.
 235 mv expout orig-expout
 236 (echo "OFPST_TABLE reply (xid=0x1): 255 tables
 237   0: main    : wild=0x3fffff, max=1000000, active=0
 238                lookup=0, matched=0
 239   1: table1  : wild=0x3fffff, max=  1024, active=0
 240                lookup=0, matched=0"
 241  tail -n +6 orig-expout) > expout
 242 AT_CHECK([ovs-ofctl dump-tables br0], [0], [expout])
 243 OVS_VSWITCHD_STOP
 244 AT_CLEANUP
 245
 246 AT_SETUP([ofproto - hard limits on flow table size])
 247 OVS_VSWITCHD_START
 248 # Configure a maximum of 4 flows.
 249 AT_CHECK(
 250   [ovs-vsctl \
 251      -- --id=@t0 create Flow_Table flow-limit=4 \
 252      -- set bridge br0 flow_tables:0=@t0 \
 253    | perl $srcdir/uuidfilt.pl],
 254   [0], [<0>
 255 ])
 256 # Add 4 flows.
 257 for in_port in 1 2 3 4; do
 258     ovs-ofctl add-flow br0 in_port=$in_port,actions=drop
 259 done
 260 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 261  in_port=1 actions=drop
 262  in_port=2 actions=drop
 263  in_port=3 actions=drop
 264  in_port=4 actions=drop
 265 NXST_FLOW reply:
 266 ])
 267 # Adding another flow will be refused.
 268 AT_CHECK([ovs-ofctl add-flow br0 in_port=5,actions=drop], [1], [], [stderr])
 269 AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
 270   [OFPT_ERROR: OFPFMFC_ALL_TABLES_FULL
 271 ])
 272 # Also a mod-flow that would add a flow will be refused.
 273 AT_CHECK([ovs-ofctl mod-flows br0 in_port=5,actions=drop], [1], [], [stderr])
 274 AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
 275   [OFPT_ERROR: OFPFMFC_ALL_TABLES_FULL
 276 ])
 277 # Replacing or modifying an existing flow is allowed.
 278 AT_CHECK([ovs-ofctl add-flow br0 in_port=4,actions=normal])
 279 AT_CHECK([ovs-ofctl mod-flows br0 in_port=3,actions=output:1])
 280 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 281  in_port=1 actions=drop
 282  in_port=2 actions=drop
 283  in_port=3 actions=output:1
 284  in_port=4 actions=NORMAL
 285 NXST_FLOW reply:
 286 ])
 287 OVS_VSWITCHD_STOP
 288 AT_CLEANUP
 289
 290 AT_SETUP([ofproto - eviction upon table overflow])
 291 OVS_VSWITCHD_START
 292 # Configure a maximum of 4 flows.
 293 AT_CHECK(
 294   [ovs-vsctl \
 295      -- --id=@t0 create Flow_Table flow-limit=4 overflow-policy=evict \
 296      -- set bridge br0 flow_tables:0=@t0 \
 297    | perl $srcdir/uuidfilt.pl],
 298   [0], [<0>
 299 ])
 300 # Add 4 flows.
 301 for in_port in 4 3 2 1; do
 302     ovs-ofctl add-flow br0 idle_timeout=${in_port}0,in_port=$in_port,actions=drop
 303 done
 304 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 305  idle_timeout=10, in_port=1 actions=drop
 306  idle_timeout=20, in_port=2 actions=drop
 307  idle_timeout=30, in_port=3 actions=drop
 308  idle_timeout=40, in_port=4 actions=drop
 309 NXST_FLOW reply:
 310 ])
 311 # Adding another flow will cause the one that expires soonest to be evicted.
 312 AT_CHECK([ovs-ofctl add-flow br0 in_port=5,actions=drop])
 313 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 314  idle_timeout=20, in_port=2 actions=drop
 315  idle_timeout=30, in_port=3 actions=drop
 316  idle_timeout=40, in_port=4 actions=drop
 317  in_port=5 actions=drop
 318 NXST_FLOW reply:
 319 ])
 320 # A mod-flow that adds a flow also causes eviction, but replacing or
 321 # modifying an existing flow doesn't.
 322 AT_CHECK([ovs-ofctl mod-flows br0 in_port=6,actions=drop])
 323 AT_CHECK([ovs-ofctl add-flow br0 in_port=4,actions=normal])
 324 AT_CHECK([ovs-ofctl mod-flows br0 in_port=3,actions=output:1])
 325 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 326  idle_timeout=30, in_port=3 actions=output:1
 327  in_port=4 actions=NORMAL
 328  in_port=5 actions=drop
 329  in_port=6 actions=drop
 330 NXST_FLOW reply:
 331 ])
 332 # Flows with no timeouts at all cannot be evicted.
 333 AT_CHECK([ovs-ofctl add-flow br0 in_port=7,actions=normal])
 334 AT_CHECK([ovs-ofctl add-flow br0 in_port=8,actions=drop], [1], [], [stderr])
 335 AT_CHECK([head -n 1 stderr | ofctl_strip], [0],
 336   [OFPT_ERROR: OFPFMFC_ALL_TABLES_FULL
 337 ])
 338 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 339  in_port=4 actions=NORMAL
 340  in_port=5 actions=drop
 341  in_port=6 actions=drop
 342  in_port=7 actions=NORMAL
 343 NXST_FLOW reply:
 344 ])
 345 OVS_VSWITCHD_STOP
 346 AT_CLEANUP
 347
 348 AT_SETUP([ofproto - eviction upon table overflow, with fairness])
 349 OVS_VSWITCHD_START
 350 # Configure a maximum of 4 flows.
 351 AT_CHECK(
 352   [ovs-vsctl \
 353      -- --id=@t0 create Flow_Table name=evict flow-limit=4 \
 354                                    overflow-policy=evict \
 355                                    groups='"NXM_OF_IN_PORT[[]]"' \
 356      -- set bridge br0 flow_tables:0=@t0 \
 357    | perl $srcdir/uuidfilt.pl],
 358   [0], [<0>
 359 ])
 360 # Add 4 flows.
 361 ovs-ofctl add-flows br0 - <<EOF
 362 idle_timeout=10 in_port=2 dl_src=00:44:55:66:77:88 actions=drop
 363 idle_timeout=20 in_port=1 dl_src=00:11:22:33:44:55 actions=drop
 364 idle_timeout=30 in_port=1 dl_src=00:22:33:44:55:66 actions=drop
 365 idle_timeout=40 in_port=1 dl_src=00:33:44:55:66:77 actions=drop
 366 EOF
 367 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 368  idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
 369  idle_timeout=20, in_port=1,dl_src=00:11:22:33:44:55 actions=drop
 370  idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
 371  idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
 372 NXST_FLOW reply:
 373 ])
 374 # Adding another flow will cause the one that expires soonest within
 375 # the largest group (those with in_port=1) to be evicted.  In this
 376 # case this is not the same as the one that expires soonest overall
 377 # (which is what makes the test interesting):
 378 AT_CHECK([ovs-ofctl add-flow br0 in_port=2,dl_src=00:55:66:77:88:99,actions=drop])
 379 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 380  idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
 381  idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
 382  idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
 383  in_port=2,dl_src=00:55:66:77:88:99 actions=drop
 384 NXST_FLOW reply:
 385 ])
 386 # Enlarge the flow limit, change the eviction policy back to strictly
 387 # based on expiration, and and add some flows.
 388 AT_CHECK([ovs-vsctl set Flow_Table evict groups='[[]]' flow-limit=7])
 389 ovs-ofctl add-flows br0 - <<EOF
 390 idle_timeout=50 in_port=2 dl_src=00:66:77:88:99:aa actions=drop
 391 idle_timeout=60 in_port=2 dl_src=00:77:88:99:aa:bb actions=drop
 392 idle_timeout=70 in_port=2 dl_src=00:88:99:aa:bb:cc actions=drop
 393 EOF
 394 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 395  idle_timeout=10, in_port=2,dl_src=00:44:55:66:77:88 actions=drop
 396  idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
 397  idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
 398  idle_timeout=50, in_port=2,dl_src=00:66:77:88:99:aa actions=drop
 399  idle_timeout=60, in_port=2,dl_src=00:77:88:99:aa:bb actions=drop
 400  idle_timeout=70, in_port=2,dl_src=00:88:99:aa:bb:cc actions=drop
 401  in_port=2,dl_src=00:55:66:77:88:99 actions=drop
 402 NXST_FLOW reply:
 403 ])
 404 # Adding another flow will cause the one that expires soonest overall
 405 # to be evicted.
 406 AT_CHECK([ovs-ofctl add-flow br0 'idle_timeout=80 in_port=2 dl_src=00:99:aa:bb:cc:dd actions=drop'])
 407 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 408  idle_timeout=30, in_port=1,dl_src=00:22:33:44:55:66 actions=drop
 409  idle_timeout=40, in_port=1,dl_src=00:33:44:55:66:77 actions=drop
 410  idle_timeout=50, in_port=2,dl_src=00:66:77:88:99:aa actions=drop
 411  idle_timeout=60, in_port=2,dl_src=00:77:88:99:aa:bb actions=drop
 412  idle_timeout=70, in_port=2,dl_src=00:88:99:aa:bb:cc actions=drop
 413  idle_timeout=80, in_port=2,dl_src=00:99:aa:bb:cc:dd actions=drop
 414  in_port=2,dl_src=00:55:66:77:88:99 actions=drop
 415 NXST_FLOW reply:
 416 ])
 417 # Reducing the flow limit also causes the flows that expire soonest
 418 # overall to be evicted.
 419 AT_CHECK([ovs-vsctl set Flow_Table evict flow-limit=4])
 420 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
 421  idle_timeout=60, in_port=2,dl_src=00:77:88:99:aa:bb actions=drop
 422  idle_timeout=70, in_port=2,dl_src=00:88:99:aa:bb:cc actions=drop
 423  idle_timeout=80, in_port=2,dl_src=00:99:aa:bb:cc:dd actions=drop
 424  in_port=2,dl_src=00:55:66:77:88:99 actions=drop
 425 NXST_FLOW reply:
 426 ])
 427 OVS_VSWITCHD_STOP
 428 AT_CLEANUP
 429
 430 AT_SETUP([ofproto - asynchronous message control])
 431 OVS_VSWITCHD_START
 432 AT_CHECK([ovs-ofctl -P openflow10 monitor br0 --detach --no-chdir --pidfile])
 433 check_async () {
 434     printf '\n\n--- check_async %d ---\n\n\n' $1
 435     shift
 436
 437     ovs-appctl -t ovs-ofctl ofctl/barrier
 438     ovs-appctl -t ovs-ofctl ofctl/set-output-file monitor.log
 439     : > expout
 440
 441     # OFPT_PACKET_IN, OFPR_ACTION (controller_id=0)
 442     ovs-ofctl -v packet-out br0 none controller '0001020304050010203040501234'
 443     if test X"$1" = X"OFPR_ACTION"; then shift;
 444         echo >>expout "OFPT_PACKET_IN: total_len=14 in_port=NONE (via action) data_len=14 (unbuffered)
 445 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)"
 446     fi
 447
 448     # OFPT_PACKET_IN, OFPR_NO_MATCH (controller_id=123)
 449     ovs-ofctl -v packet-out br0 none 'controller(reason=no_match,id=123)' '0001020304050010203040501234'
 450     if test X"$1" = X"OFPR_NO_MATCH"; then shift;
 451         echo >>expout "OFPT_PACKET_IN: total_len=14 in_port=NONE (via no_match) data_len=14 (unbuffered)
 452 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)"
 453     fi
 454
 455     # OFPT_PACKET_IN, OFPR_INVALID_TTL (controller_id=0)
 456     ovs-ofctl packet-out br0 none dec_ttl '002583dfb4000026b98cb0f908004500003fb7e200000011339bac11370dac100002d7730035002b8f6d86fb0100000100000000000006626c702d7873066e696369726103636f6d00000f00'
 457     if test X"$1" = X"OFPR_INVALID_TTL"; then shift;
 458         echo >>expout "OFPT_PACKET_IN: total_len=76 in_port=NONE (via invalid_ttl) data_len=76 (unbuffered)
 459 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"
 460     fi
 461
 462     # OFPT_PORT_STATUS, OFPPR_ADD
 463     ovs-vsctl add-port br0 test -- set Interface test type=dummy
 464     if test X"$1" = X"OFPPR_ADD"; then shift;
 465         echo >>expout "OFPT_PORT_STATUS: ADD: 1(test): addr:aa:55:aa:55:00:0x
 466      config:     PORT_DOWN
 467      state:      LINK_DOWN
 468      speed: 100 Mbps now, 100 Mbps max"
 469     fi
 470
 471     # OFPT_PORT_STATUS, OFPPR_DELETE
 472     ovs-vsctl del-port br0 test
 473     if test X"$1" = X"OFPPR_DELETE"; then shift;
 474         echo >>expout "OFPT_PORT_STATUS: DEL: 1(test): addr:aa:55:aa:55:00:0x
 475      config:     PORT_DOWN
 476      state:      LINK_DOWN
 477      speed: 100 Mbps now, 100 Mbps max"
 478     fi
 479
 480     # OFPT_FLOW_REMOVED, OFPRR_DELETE
 481     ovs-ofctl add-flow br0 send_flow_rem,actions=drop
 482     ovs-ofctl --strict del-flows br0 ''
 483     if test X"$1" = X"OFPRR_DELETE"; then shift;
 484         echo >>expout "OFPT_FLOW_REMOVED:  reason=delete"
 485     fi
 486     AT_FAIL_IF([test X"$1" != X])
 487
 488     ovs-appctl -t ovs-ofctl ofctl/barrier
 489     echo >>expout "OFPT_BARRIER_REPLY:"
 490
 491     AT_CHECK(
 492       [[sed '
 493 s/ (xid=0x[0-9a-fA-F]*)//
 494 s/ *duration.*//
 495 s/00:0.$/00:0x/' < monitor.log]],
 496       [0], [expout])
 497 }
 498
 499 # It's a service connection so initially there should be no async messages.
 500 check_async 1
 501
 502 # Set miss_send_len to 128, turning on packet-ins for our service connection.
 503 ovs-appctl -t ovs-ofctl ofctl/send 0109000c0123456700000080
 504 check_async 2 OFPR_ACTION OFPPR_ADD OFPPR_DELETE OFPRR_DELETE
 505
 506 # Set miss_send_len to 128 and enable invalid_ttl.
 507 ovs-appctl -t ovs-ofctl ofctl/send 0109000c0123456700040080
 508 check_async 3 OFPR_ACTION OFPR_INVALID_TTL OFPPR_ADD OFPPR_DELETE OFPRR_DELETE
 509
 510 # Become slave, which should disable everything except port status.
 511 ovs-appctl -t ovs-ofctl ofctl/send 0104001400000002000023200000000a00000002
 512 check_async 4 OFPPR_ADD OFPPR_DELETE
 513
 514 # Use NXT_SET_ASYNC_CONFIG to enable a patchwork of asynchronous messages.
 515 ovs-appctl -t ovs-ofctl ofctl/send 01040028000000020000232000000013000000020000000500000005000000020000000200000005
 516 check_async 5 OFPR_INVALID_TTL OFPPR_DELETE OFPRR_DELETE
 517
 518 # Set controller ID 123.
 519 ovs-appctl -t ovs-ofctl ofctl/send 01040018000000030000232000000014000000000000007b
 520 check_async 6 OFPR_NO_MATCH OFPPR_DELETE OFPRR_DELETE
 521
 522 # Restore controller ID 0.
 523 ovs-appctl -t ovs-ofctl ofctl/send 010400180000000300002320000000140000000000000000
 524
 525 # Become master.
 526 ovs-appctl -t ovs-ofctl ofctl/send 0104001400000002000023200000000a00000001
 527 check_async 7 OFPR_ACTION OFPPR_ADD
 528
 529 ovs-appctl -t ovs-ofctl exit
 530 OVS_VSWITCHD_STOP
 531 AT_CLEANUP