2 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
22 #include <sys/socket.h>
32 #include "byte-order.h"
33 #include "classifier.h"
34 #include "command-line.h"
38 #include "dynamic-string.h"
39 #include "fatal-signal.h"
42 #include "ofp-actions.h"
43 #include "ofp-errors.h"
45 #include "ofp-parse.h"
46 #include "ofp-print.h"
48 #include "ofp-version-opt.h"
50 #include "ofproto/ofproto.h"
51 #include "openflow/nicira-ext.h"
52 #include "openflow/openflow.h"
53 #include "dp-packet.h"
55 #include "pcap-file.h"
56 #include "poll-loop.h"
58 #include "stream-ssl.h"
59 #include "socket-util.h"
63 #include "openvswitch/vconn.h"
64 #include "openvswitch/vlog.h"
65 #include "meta-flow.h"
68 VLOG_DEFINE_THIS_MODULE(ofctl
);
70 /* --bundle: Use OpenFlow 1.4 bundle for making the flow table change atomic.
71 * NOTE: Also the flow mod will use OpenFlow 1.4, so the semantics may be
72 * different (see the comment in parse_options() for details).
74 static bool bundle
= false;
76 /* --strict: Use strict matching for flow mod commands? Additionally governs
77 * use of nx_pull_match() instead of nx_pull_match_loose() in parse-nx-match.
81 /* --readd: If true, on replace-flows, re-add even flows that have not changed
82 * (to reset flow counters). */
85 /* -F, --flow-format: Allowed protocols. By default, any protocol is
87 static enum ofputil_protocol allowed_protocols
= OFPUTIL_P_ANY
;
89 /* -P, --packet-in-format: Packet IN format to use in monitor and snoop
90 * commands. Either one of NXPIF_* to force a particular packet_in format, or
91 * -1 to let ovs-ofctl choose the default. */
92 static int preferred_packet_in_format
= -1;
94 /* -m, --more: Additional verbosity for ofp-print functions. */
97 /* --timestamp: Print a timestamp before each received packet on "monitor" and
99 static bool timestamp
;
101 /* --unixctl-path: Path to use for unixctl server, for "monitor" and "snoop"
103 static char *unixctl_path
;
105 /* --sort, --rsort: Sort order. */
106 enum sort_order
{ SORT_ASC
, SORT_DESC
};
107 struct sort_criterion
{
108 const struct mf_field
*field
; /* NULL means to sort by priority. */
109 enum sort_order order
;
111 static struct sort_criterion
*criteria
;
112 static size_t n_criteria
, allocated_criteria
;
114 static const struct ovs_cmdl_command
*get_all_commands(void);
116 OVS_NO_RETURN
static void usage(void);
117 static void parse_options(int argc
, char *argv
[]);
119 static bool recv_flow_stats_reply(struct vconn
*, ovs_be32 send_xid
,
120 struct ofpbuf
**replyp
,
121 struct ofputil_flow_stats
*,
122 struct ofpbuf
*ofpacts
);
124 main(int argc
, char *argv
[])
126 struct ovs_cmdl_context ctx
= { .argc
= 0, };
127 set_program_name(argv
[0]);
128 service_start(&argc
, &argv
);
129 parse_options(argc
, argv
);
130 fatal_ignore_sigpipe();
131 ctx
.argc
= argc
- optind
;
132 ctx
.argv
= argv
+ optind
;
133 ovs_cmdl_run_command(&ctx
, get_all_commands());
138 add_sort_criterion(enum sort_order order
, const char *field
)
140 struct sort_criterion
*sc
;
142 if (n_criteria
>= allocated_criteria
) {
143 criteria
= x2nrealloc(criteria
, &allocated_criteria
, sizeof *criteria
);
146 sc
= &criteria
[n_criteria
++];
147 if (!field
|| !strcasecmp(field
, "priority")) {
150 sc
->field
= mf_from_name(field
);
152 ovs_fatal(0, "%s: unknown field name", field
);
159 parse_options(int argc
, char *argv
[])
162 OPT_STRICT
= UCHAR_MAX
+ 1,
170 OFP_VERSION_OPTION_ENUMS
,
173 static const struct option long_options
[] = {
174 {"timeout", required_argument
, NULL
, 't'},
175 {"strict", no_argument
, NULL
, OPT_STRICT
},
176 {"readd", no_argument
, NULL
, OPT_READD
},
177 {"flow-format", required_argument
, NULL
, 'F'},
178 {"packet-in-format", required_argument
, NULL
, 'P'},
179 {"more", no_argument
, NULL
, 'm'},
180 {"timestamp", no_argument
, NULL
, OPT_TIMESTAMP
},
181 {"sort", optional_argument
, NULL
, OPT_SORT
},
182 {"rsort", optional_argument
, NULL
, OPT_RSORT
},
183 {"unixctl", required_argument
, NULL
, OPT_UNIXCTL
},
184 {"help", no_argument
, NULL
, 'h'},
185 {"option", no_argument
, NULL
, 'o'},
186 {"bundle", no_argument
, NULL
, OPT_BUNDLE
},
188 OFP_VERSION_LONG_OPTIONS
,
190 STREAM_SSL_LONG_OPTIONS
,
193 char *short_options
= ovs_cmdl_long_options_to_short_options(long_options
);
195 enum ofputil_protocol version_protocols
;
197 /* For now, ovs-ofctl only enables OpenFlow 1.0 by default. This is
198 * because ovs-ofctl implements command such as "add-flow" as raw OpenFlow
199 * requests, but those requests have subtly different semantics in
200 * different OpenFlow versions. For example:
202 * - In OpenFlow 1.0, a "mod-flow" operation that does not find any
203 * existing flow to modify adds a new flow.
205 * - In OpenFlow 1.1, a "mod-flow" operation that does not find any
206 * existing flow to modify adds a new flow, but only if the mod-flow
207 * did not match on the flow cookie.
209 * - In OpenFlow 1.2 and a later, a "mod-flow" operation never adds a
212 set_allowed_ofp_versions("OpenFlow10");
215 unsigned long int timeout
;
218 c
= getopt_long(argc
, argv
, short_options
, long_options
, NULL
);
225 timeout
= strtoul(optarg
, NULL
, 10);
227 ovs_fatal(0, "value %s on -t or --timeout is not at least 1",
235 allowed_protocols
= ofputil_protocols_from_string(optarg
);
236 if (!allowed_protocols
) {
237 ovs_fatal(0, "%s: invalid flow format(s)", optarg
);
242 preferred_packet_in_format
=
243 ofputil_packet_in_format_from_string(optarg
);
244 if (preferred_packet_in_format
< 0) {
245 ovs_fatal(0, "unknown packet-in format `%s'", optarg
);
257 ovs_cmdl_print_options(long_options
);
277 add_sort_criterion(SORT_ASC
, optarg
);
281 add_sort_criterion(SORT_DESC
, optarg
);
285 unixctl_path
= optarg
;
288 DAEMON_OPTION_HANDLERS
289 OFP_VERSION_OPTION_HANDLERS
291 STREAM_SSL_OPTION_HANDLERS
302 /* Always do a final sort pass based on priority. */
303 add_sort_criterion(SORT_DESC
, "priority");
308 /* Implicit OpenFlow 1.4 with the '--bundle' option. */
310 /* Add implicit allowance for OpenFlow 1.4. */
311 add_allowed_ofp_versions(ofputil_protocols_to_version_bitmap(
312 OFPUTIL_P_OF14_OXM
));
314 versions
= get_allowed_ofp_versions();
315 version_protocols
= ofputil_protocols_from_version_bitmap(versions
);
316 if (!(allowed_protocols
& version_protocols
)) {
317 char *protocols
= ofputil_protocols_to_string(allowed_protocols
);
318 struct ds version_s
= DS_EMPTY_INITIALIZER
;
320 ofputil_format_version_bitmap_names(&version_s
, versions
);
321 ovs_fatal(0, "None of the enabled OpenFlow versions (%s) supports "
322 "any of the enabled flow formats (%s). (Use -O to enable "
323 "additional OpenFlow versions or -F to enable additional "
324 "flow formats.)", ds_cstr(&version_s
), protocols
);
326 allowed_protocols
&= version_protocols
;
327 mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap(
334 printf("%s: OpenFlow switch management utility\n"
335 "usage: %s [OPTIONS] COMMAND [ARG...]\n"
336 "\nFor OpenFlow switches:\n"
337 " show SWITCH show OpenFlow information\n"
338 " dump-desc SWITCH print switch description\n"
339 " dump-tables SWITCH print table stats\n"
340 " dump-table-features SWITCH print table features\n"
341 " dump-table-desc SWITCH print table description (OF1.4+)\n"
342 " mod-port SWITCH IFACE ACT modify port behavior\n"
343 " mod-table SWITCH MOD modify flow table behavior\n"
344 " OF1.1/1.2 MOD: controller, continue, drop\n"
345 " OF1.4+ MOD: evict, noevict\n"
346 " get-frags SWITCH print fragment handling behavior\n"
347 " set-frags SWITCH FRAG_MODE set fragment handling behavior\n"
348 " FRAG_MODE: normal, drop, reassemble, nx-match\n"
349 " dump-ports SWITCH [PORT] print port statistics\n"
350 " dump-ports-desc SWITCH [PORT] print port descriptions\n"
351 " dump-flows SWITCH print all flow entries\n"
352 " dump-flows SWITCH FLOW print matching FLOWs\n"
353 " dump-aggregate SWITCH print aggregate flow statistics\n"
354 " dump-aggregate SWITCH FLOW print aggregate stats for FLOWs\n"
355 " queue-stats SWITCH [PORT [QUEUE]] dump queue stats\n"
356 " add-flow SWITCH FLOW add flow described by FLOW\n"
357 " add-flows SWITCH FILE add flows from FILE\n"
358 " mod-flows SWITCH FLOW modify actions of matching FLOWs\n"
359 " del-flows SWITCH [FLOW] delete matching FLOWs\n"
360 " replace-flows SWITCH FILE replace flows with those in FILE\n"
361 " diff-flows SOURCE1 SOURCE2 compare flows from two sources\n"
362 " packet-out SWITCH IN_PORT ACTIONS PACKET...\n"
363 " execute ACTIONS on PACKET\n"
364 " monitor SWITCH [MISSLEN] [invalid_ttl] [watch:[...]]\n"
365 " print packets received from SWITCH\n"
366 " snoop SWITCH snoop on SWITCH and its controller\n"
367 " add-group SWITCH GROUP add group described by GROUP\n"
368 " add-groups SWITCH FILE add group from FILE\n"
369 " mod-group SWITCH GROUP modify specific group\n"
370 " del-groups SWITCH [GROUP] delete matching GROUPs\n"
371 " insert-buckets SWITCH [GROUP] add buckets to GROUP\n"
372 " remove-buckets SWITCH [GROUP] remove buckets from GROUP\n"
373 " dump-group-features SWITCH print group features\n"
374 " dump-groups SWITCH [GROUP] print group description\n"
375 " dump-group-stats SWITCH [GROUP] print group statistics\n"
376 " queue-get-config SWITCH PORT print queue information for port\n"
377 " add-meter SWITCH METER add meter described by METER\n"
378 " mod-meter SWITCH METER modify specific METER\n"
379 " del-meter SWITCH METER delete METER\n"
380 " del-meters SWITCH delete all meters\n"
381 " dump-meter SWITCH METER print METER configuration\n"
382 " dump-meters SWITCH print all meter configuration\n"
383 " meter-stats SWITCH [METER] print meter statistics\n"
384 " meter-features SWITCH print meter features\n"
385 " add-geneve-map SWITCH MAP add Geneve option MAPpings\n"
386 " del-geneve-map SWITCH [MAP] delete Geneve option MAPpings\n"
387 " dump-geneve-map SWITCH print Geneve option mappings\n"
388 "\nFor OpenFlow switches and controllers:\n"
389 " probe TARGET probe whether TARGET is up\n"
390 " ping TARGET [N] latency of N-byte echos\n"
391 " benchmark TARGET N COUNT bandwidth of COUNT N-byte echos\n"
392 "SWITCH or TARGET is an active OpenFlow connection method.\n"
393 "\nOther commands:\n"
394 " ofp-parse FILE print messages read from FILE\n"
395 " ofp-parse-pcap PCAP print OpenFlow read from PCAP\n",
396 program_name
, program_name
);
397 vconn_usage(true, false, false);
401 printf("\nOther options:\n"
402 " --strict use strict match for flow commands\n"
403 " --readd replace flows that haven't changed\n"
404 " -F, --flow-format=FORMAT force particular flow format\n"
405 " -P, --packet-in-format=FRMT force particular packet in format\n"
406 " -m, --more be more verbose printing OpenFlow\n"
407 " --timestamp (monitor, snoop) print timestamps\n"
408 " -t, --timeout=SECS give up after SECS seconds\n"
409 " --sort[=field] sort in ascending order\n"
410 " --rsort[=field] sort in descending order\n"
411 " --unixctl=SOCKET set control socket name\n"
412 " -h, --help display this help message\n"
413 " -V, --version display version information\n");
418 ofctl_exit(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
419 const char *argv
[] OVS_UNUSED
, void *exiting_
)
421 bool *exiting
= exiting_
;
423 unixctl_command_reply(conn
, NULL
);
426 static void run(int retval
, const char *message
, ...)
427 OVS_PRINTF_FORMAT(2, 3);
430 run(int retval
, const char *message
, ...)
435 va_start(args
, message
);
436 ovs_fatal_valist(retval
, message
, args
);
440 /* Generic commands. */
443 open_vconn_socket(const char *name
, struct vconn
**vconnp
)
445 char *vconn_name
= xasprintf("unix:%s", name
);
448 error
= vconn_open(vconn_name
, get_allowed_ofp_versions(), DSCP_DEFAULT
,
450 if (error
&& error
!= ENOENT
) {
451 ovs_fatal(0, "%s: failed to open socket (%s)", name
,
452 ovs_strerror(error
));
459 enum open_target
{ MGMT
, SNOOP
};
461 static enum ofputil_protocol
462 open_vconn__(const char *name
, enum open_target target
,
463 struct vconn
**vconnp
)
465 const char *suffix
= target
== MGMT
? "mgmt" : "snoop";
466 char *datapath_name
, *datapath_type
, *socket_name
;
467 enum ofputil_protocol protocol
;
472 bridge_path
= xasprintf("%s/%s.%s", ovs_rundir(), name
, suffix
);
474 ofproto_parse_name(name
, &datapath_name
, &datapath_type
);
475 socket_name
= xasprintf("%s/%s.%s", ovs_rundir(), datapath_name
, suffix
);
479 if (strchr(name
, ':')) {
480 run(vconn_open(name
, get_allowed_ofp_versions(), DSCP_DEFAULT
, vconnp
),
481 "connecting to %s", name
);
482 } else if (!open_vconn_socket(name
, vconnp
)) {
484 } else if (!open_vconn_socket(bridge_path
, vconnp
)) {
486 } else if (!open_vconn_socket(socket_name
, vconnp
)) {
489 ovs_fatal(0, "%s is not a bridge or a socket", name
);
492 if (target
== SNOOP
) {
493 vconn_set_recv_any_version(*vconnp
);
499 VLOG_DBG("connecting to %s", vconn_get_name(*vconnp
));
500 error
= vconn_connect_block(*vconnp
);
502 ovs_fatal(0, "%s: failed to connect to socket (%s)", name
,
503 ovs_strerror(error
));
506 ofp_version
= vconn_get_version(*vconnp
);
507 protocol
= ofputil_protocol_from_ofp_version(ofp_version
);
509 ovs_fatal(0, "%s: unsupported OpenFlow version 0x%02x",
515 static enum ofputil_protocol
516 open_vconn(const char *name
, struct vconn
**vconnp
)
518 return open_vconn__(name
, MGMT
, vconnp
);
522 send_openflow_buffer(struct vconn
*vconn
, struct ofpbuf
*buffer
)
524 run(vconn_send_block(vconn
, buffer
), "failed to send packet to switch");
528 dump_transaction(struct vconn
*vconn
, struct ofpbuf
*request
)
530 struct ofpbuf
*reply
;
532 run(vconn_transact(vconn
, request
, &reply
), "talking to %s",
533 vconn_get_name(vconn
));
534 ofp_print(stdout
, reply
->data
, reply
->size
, verbosity
+ 1);
535 ofpbuf_delete(reply
);
539 dump_trivial_transaction(const char *vconn_name
, enum ofpraw raw
)
541 struct ofpbuf
*request
;
544 open_vconn(vconn_name
, &vconn
);
545 request
= ofpraw_alloc(raw
, vconn_get_version(vconn
), 0);
546 dump_transaction(vconn
, request
);
551 dump_stats_transaction(struct vconn
*vconn
, struct ofpbuf
*request
)
553 const struct ofp_header
*request_oh
= request
->data
;
554 ovs_be32 send_xid
= request_oh
->xid
;
555 enum ofpraw request_raw
;
556 enum ofpraw reply_raw
;
559 ofpraw_decode_partial(&request_raw
, request
->data
, request
->size
);
560 reply_raw
= ofpraw_stats_request_to_reply(request_raw
,
561 request_oh
->version
);
563 send_openflow_buffer(vconn
, request
);
566 struct ofpbuf
*reply
;
568 run(vconn_recv_block(vconn
, &reply
), "OpenFlow packet receive failed");
569 recv_xid
= ((struct ofp_header
*) reply
->data
)->xid
;
570 if (send_xid
== recv_xid
) {
573 ofp_print(stdout
, reply
->data
, reply
->size
, verbosity
+ 1);
575 ofpraw_decode(&raw
, reply
->data
);
576 if (ofptype_from_ofpraw(raw
) == OFPTYPE_ERROR
) {
578 } else if (raw
== reply_raw
) {
579 done
= !ofpmp_more(reply
->data
);
581 ovs_fatal(0, "received bad reply: %s",
582 ofp_to_string(reply
->data
, reply
->size
,
586 VLOG_DBG("received reply with xid %08"PRIx32
" "
587 "!= expected %08"PRIx32
, recv_xid
, send_xid
);
589 ofpbuf_delete(reply
);
594 dump_trivial_stats_transaction(const char *vconn_name
, enum ofpraw raw
)
596 struct ofpbuf
*request
;
599 open_vconn(vconn_name
, &vconn
);
600 request
= ofpraw_alloc(raw
, vconn_get_version(vconn
), 0);
601 dump_stats_transaction(vconn
, request
);
605 /* Sends all of the 'requests', which should be requests that only have replies
606 * if an error occurs, and waits for them to succeed or fail. If an error does
607 * occur, prints it and exits with an error.
609 * Destroys all of the 'requests'. */
611 transact_multiple_noreply(struct vconn
*vconn
, struct ovs_list
*requests
)
613 struct ofpbuf
*reply
;
615 run(vconn_transact_multiple_noreply(vconn
, requests
, &reply
),
616 "talking to %s", vconn_get_name(vconn
));
618 ofp_print(stderr
, reply
->data
, reply
->size
, verbosity
+ 2);
621 ofpbuf_delete(reply
);
625 bundle_error_reporter(const struct ofp_header
*oh
)
627 ofp_print(stderr
, oh
, ntohs(oh
->length
), verbosity
+ 1);
632 bundle_transact(struct vconn
*vconn
, struct ovs_list
*requests
, uint16_t flags
)
634 run(vconn_bundle_transact(vconn
, requests
, flags
, bundle_error_reporter
),
635 "talking to %s", vconn_get_name(vconn
));
638 /* Sends 'request', which should be a request that only has a reply if an error
639 * occurs, and waits for it to succeed or fail. If an error does occur, prints
640 * it and exits with an error.
642 * Destroys 'request'. */
644 transact_noreply(struct vconn
*vconn
, struct ofpbuf
*request
)
646 struct ovs_list requests
;
648 list_init(&requests
);
649 list_push_back(&requests
, &request
->list_node
);
650 transact_multiple_noreply(vconn
, &requests
);
654 fetch_switch_config(struct vconn
*vconn
, struct ofp_switch_config
*config_
)
656 struct ofp_switch_config
*config
;
657 struct ofpbuf
*request
;
658 struct ofpbuf
*reply
;
661 request
= ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST
,
662 vconn_get_version(vconn
), 0);
663 run(vconn_transact(vconn
, request
, &reply
),
664 "talking to %s", vconn_get_name(vconn
));
666 if (ofptype_pull(&type
, reply
) || type
!= OFPTYPE_GET_CONFIG_REPLY
) {
667 ovs_fatal(0, "%s: bad reply to config request", vconn_get_name(vconn
));
670 config
= ofpbuf_pull(reply
, sizeof *config
);
673 ofpbuf_delete(reply
);
677 set_switch_config(struct vconn
*vconn
, const struct ofp_switch_config
*config
)
679 struct ofpbuf
*request
;
681 request
= ofpraw_alloc(OFPRAW_OFPT_SET_CONFIG
, vconn_get_version(vconn
), 0);
682 ofpbuf_put(request
, config
, sizeof *config
);
684 transact_noreply(vconn
, request
);
688 ofctl_show(struct ovs_cmdl_context
*ctx
)
690 const char *vconn_name
= ctx
->argv
[1];
691 enum ofp_version version
;
693 struct ofpbuf
*request
;
694 struct ofpbuf
*reply
;
697 open_vconn(vconn_name
, &vconn
);
698 version
= vconn_get_version(vconn
);
699 request
= ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST
, version
, 0);
700 run(vconn_transact(vconn
, request
, &reply
), "talking to %s", vconn_name
);
702 has_ports
= ofputil_switch_features_has_ports(reply
);
703 ofp_print(stdout
, reply
->data
, reply
->size
, verbosity
+ 1);
704 ofpbuf_delete(reply
);
707 request
= ofputil_encode_port_desc_stats_request(version
, OFPP_ANY
);
708 dump_stats_transaction(vconn
, request
);
710 dump_trivial_transaction(vconn_name
, OFPRAW_OFPT_GET_CONFIG_REQUEST
);
715 ofctl_dump_desc(struct ovs_cmdl_context
*ctx
)
717 dump_trivial_stats_transaction(ctx
->argv
[1], OFPRAW_OFPST_DESC_REQUEST
);
721 ofctl_dump_tables(struct ovs_cmdl_context
*ctx
)
723 dump_trivial_stats_transaction(ctx
->argv
[1], OFPRAW_OFPST_TABLE_REQUEST
);
727 ofctl_dump_table_features(struct ovs_cmdl_context
*ctx
)
729 struct ofpbuf
*request
;
732 open_vconn(ctx
->argv
[1], &vconn
);
733 request
= ofputil_encode_table_features_request(vconn_get_version(vconn
));
735 /* The following is similar to dump_trivial_stats_transaction(), but it
736 * maintains the previous 'ofputil_table_features' from one stats reply
737 * message to the next, which allows duplication to be eliminated in the
738 * output across messages. Otherwise the output is much larger and harder
739 * to read, because only 17 or so ofputil_table_features elements fit in a
740 * single 64 kB OpenFlow message and therefore you get a ton of repetition
741 * (every 17th element is printed in full instead of abbreviated). */
743 const struct ofp_header
*request_oh
= request
->data
;
744 ovs_be32 send_xid
= request_oh
->xid
;
747 struct ofputil_table_features prev
;
750 send_openflow_buffer(vconn
, request
);
753 struct ofpbuf
*reply
;
755 run(vconn_recv_block(vconn
, &reply
), "OpenFlow packet receive failed");
756 recv_xid
= ((struct ofp_header
*) reply
->data
)->xid
;
757 if (send_xid
== recv_xid
) {
760 error
= ofptype_decode(&type
, reply
->data
);
762 ovs_fatal(0, "decode error: %s", ofperr_get_name(error
));
763 } else if (type
== OFPTYPE_ERROR
) {
764 ofp_print(stdout
, reply
->data
, reply
->size
, verbosity
+ 1);
766 } else if (type
== OFPTYPE_TABLE_FEATURES_STATS_REPLY
) {
767 done
= !ofpmp_more(reply
->data
);
769 struct ofputil_table_features tf
;
772 retval
= ofputil_decode_table_features(reply
, &tf
, true);
775 ovs_fatal(0, "decode error: %s",
776 ofperr_get_name(retval
));
781 struct ds s
= DS_EMPTY_INITIALIZER
;
782 ofp_print_table_features(&s
, &tf
, n
? &prev
: NULL
,
791 ovs_fatal(0, "received bad reply: %s",
792 ofp_to_string(reply
->data
, reply
->size
,
796 VLOG_DBG("received reply with xid %08"PRIx32
" "
797 "!= expected %08"PRIx32
, recv_xid
, send_xid
);
799 ofpbuf_delete(reply
);
806 ofctl_dump_table_desc(struct ovs_cmdl_context
*ctx
)
808 struct ofpbuf
*request
;
811 open_vconn(ctx
->argv
[1], &vconn
);
812 request
= ofputil_encode_table_desc_request(vconn_get_version(vconn
));
814 dump_stats_transaction(vconn
, request
);
821 static bool fetch_port_by_stats(struct vconn
*,
822 const char *port_name
, ofp_port_t port_no
,
823 struct ofputil_phy_port
*);
825 /* Uses OFPT_FEATURES_REQUEST to attempt to fetch information about the port
826 * named 'port_name' or numbered 'port_no' into '*pp'. Returns true if
827 * successful, false on failure.
829 * This is only appropriate for OpenFlow 1.0, 1.1, and 1.2, which include a
830 * list of ports in OFPT_FEATURES_REPLY. */
832 fetch_port_by_features(struct vconn
*vconn
,
833 const char *port_name
, ofp_port_t port_no
,
834 struct ofputil_phy_port
*pp
)
836 struct ofputil_switch_features features
;
837 const struct ofp_header
*oh
;
838 struct ofpbuf
*request
, *reply
;
844 /* Fetch the switch's ofp_switch_features. */
845 request
= ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST
,
846 vconn_get_version(vconn
), 0);
847 run(vconn_transact(vconn
, request
, &reply
),
848 "talking to %s", vconn_get_name(vconn
));
851 if (ofptype_decode(&type
, reply
->data
)
852 || type
!= OFPTYPE_FEATURES_REPLY
) {
853 ovs_fatal(0, "%s: received bad features reply", vconn_get_name(vconn
));
855 if (!ofputil_switch_features_has_ports(reply
)) {
856 /* The switch features reply does not contain a complete list of ports.
857 * Probably, there are more ports than will fit into a single 64 kB
858 * OpenFlow message. Use OFPST_PORT_DESC to get a complete list of
860 ofpbuf_delete(reply
);
861 return fetch_port_by_stats(vconn
, port_name
, port_no
, pp
);
864 error
= ofputil_decode_switch_features(oh
, &features
, &b
);
866 ovs_fatal(0, "%s: failed to decode features reply (%s)",
867 vconn_get_name(vconn
), ofperr_to_string(error
));
870 while (!ofputil_pull_phy_port(oh
->version
, &b
, pp
)) {
871 if (port_no
!= OFPP_NONE
872 ? port_no
== pp
->port_no
873 : !strcmp(pp
->name
, port_name
)) {
878 ofpbuf_delete(reply
);
882 /* Uses a OFPST_PORT_DESC request to attempt to fetch information about the
883 * port named 'port_name' or numbered 'port_no' into '*pp'. Returns true if
884 * successful, false on failure.
886 * This is most appropriate for OpenFlow 1.3 and later. Open vSwitch 1.7 and
887 * later also implements OFPST_PORT_DESC, as an extension, for OpenFlow 1.0,
888 * 1.1, and 1.2, so this can be used as a fallback in those versions when there
889 * are too many ports than fit in an OFPT_FEATURES_REPLY. */
891 fetch_port_by_stats(struct vconn
*vconn
,
892 const char *port_name
, ofp_port_t port_no
,
893 struct ofputil_phy_port
*pp
)
895 struct ofpbuf
*request
;
900 request
= ofputil_encode_port_desc_stats_request(vconn_get_version(vconn
),
902 send_xid
= ((struct ofp_header
*) request
->data
)->xid
;
904 send_openflow_buffer(vconn
, request
);
907 struct ofpbuf
*reply
;
909 run(vconn_recv_block(vconn
, &reply
), "OpenFlow packet receive failed");
910 recv_xid
= ((struct ofp_header
*) reply
->data
)->xid
;
911 if (send_xid
== recv_xid
) {
912 struct ofp_header
*oh
= reply
->data
;
917 ofpbuf_use_const(&b
, oh
, ntohs(oh
->length
));
918 if (ofptype_pull(&type
, &b
)
919 || type
!= OFPTYPE_PORT_DESC_STATS_REPLY
) {
920 ovs_fatal(0, "received bad reply: %s",
921 ofp_to_string(reply
->data
, reply
->size
,
925 flags
= ofpmp_flags(oh
);
926 done
= !(flags
& OFPSF_REPLY_MORE
);
929 /* We've already found the port, but we need to drain
930 * the queue of any other replies for this request. */
934 while (!ofputil_pull_phy_port(oh
->version
, &b
, pp
)) {
935 if (port_no
!= OFPP_NONE
? port_no
== pp
->port_no
936 : !strcmp(pp
->name
, port_name
)) {
942 VLOG_DBG("received reply with xid %08"PRIx32
" "
943 "!= expected %08"PRIx32
, recv_xid
, send_xid
);
945 ofpbuf_delete(reply
);
952 str_to_ofp(const char *s
, ofp_port_t
*ofp_port
)
957 ret
= str_to_uint(s
, 10, &port_
);
958 *ofp_port
= u16_to_ofp(port_
);
962 /* Opens a connection to 'vconn_name', fetches the port structure for
963 * 'port_name' (which may be a port name or number), and copies it into
966 fetch_ofputil_phy_port(const char *vconn_name
, const char *port_name
,
967 struct ofputil_phy_port
*pp
)
973 /* Try to interpret the argument as a port number. */
974 if (!str_to_ofp(port_name
, &port_no
)) {
978 /* OpenFlow 1.0, 1.1, and 1.2 put the list of ports in the
979 * OFPT_FEATURES_REPLY message. OpenFlow 1.3 and later versions put it
980 * into the OFPST_PORT_DESC reply. Try it the correct way. */
981 open_vconn(vconn_name
, &vconn
);
982 found
= (vconn_get_version(vconn
) < OFP13_VERSION
983 ? fetch_port_by_features(vconn
, port_name
, port_no
, pp
)
984 : fetch_port_by_stats(vconn
, port_name
, port_no
, pp
));
988 ovs_fatal(0, "%s: couldn't find port `%s'", vconn_name
, port_name
);
992 /* Returns the port number corresponding to 'port_name' (which may be a port
993 * name or number) within the switch 'vconn_name'. */
995 str_to_port_no(const char *vconn_name
, const char *port_name
)
999 if (ofputil_port_from_string(port_name
, &port_no
)) {
1002 struct ofputil_phy_port pp
;
1004 fetch_ofputil_phy_port(vconn_name
, port_name
, &pp
);
1010 try_set_protocol(struct vconn
*vconn
, enum ofputil_protocol want
,
1011 enum ofputil_protocol
*cur
)
1014 struct ofpbuf
*request
, *reply
;
1015 enum ofputil_protocol next
;
1017 request
= ofputil_encode_set_protocol(*cur
, want
, &next
);
1019 return *cur
== want
;
1022 run(vconn_transact_noreply(vconn
, request
, &reply
),
1023 "talking to %s", vconn_get_name(vconn
));
1025 char *s
= ofp_to_string(reply
->data
, reply
->size
, 2);
1026 VLOG_DBG("%s: failed to set protocol, switch replied: %s",
1027 vconn_get_name(vconn
), s
);
1029 ofpbuf_delete(reply
);
1037 static enum ofputil_protocol
1038 set_protocol_for_flow_dump(struct vconn
*vconn
,
1039 enum ofputil_protocol cur_protocol
,
1040 enum ofputil_protocol usable_protocols
)
1045 for (i
= 0; i
< ofputil_n_flow_dump_protocols
; i
++) {
1046 enum ofputil_protocol f
= ofputil_flow_dump_protocols
[i
];
1047 if (f
& usable_protocols
& allowed_protocols
1048 && try_set_protocol(vconn
, f
, &cur_protocol
)) {
1053 usable_s
= ofputil_protocols_to_string(usable_protocols
);
1054 if (usable_protocols
& allowed_protocols
) {
1055 ovs_fatal(0, "switch does not support any of the usable flow "
1056 "formats (%s)", usable_s
);
1058 char *allowed_s
= ofputil_protocols_to_string(allowed_protocols
);
1059 ovs_fatal(0, "none of the usable flow formats (%s) is among the "
1060 "allowed flow formats (%s)", usable_s
, allowed_s
);
1064 static struct vconn
*
1065 prepare_dump_flows(int argc
, char *argv
[], bool aggregate
,
1066 struct ofpbuf
**requestp
)
1068 enum ofputil_protocol usable_protocols
, protocol
;
1069 struct ofputil_flow_stats_request fsr
;
1070 struct vconn
*vconn
;
1073 error
= parse_ofp_flow_stats_request_str(&fsr
, aggregate
,
1074 argc
> 2 ? argv
[2] : "",
1077 ovs_fatal(0, "%s", error
);
1080 protocol
= open_vconn(argv
[1], &vconn
);
1081 protocol
= set_protocol_for_flow_dump(vconn
, protocol
, usable_protocols
);
1082 *requestp
= ofputil_encode_flow_stats_request(&fsr
, protocol
);
1087 ofctl_dump_flows__(int argc
, char *argv
[], bool aggregate
)
1089 struct ofpbuf
*request
;
1090 struct vconn
*vconn
;
1092 vconn
= prepare_dump_flows(argc
, argv
, aggregate
, &request
);
1093 dump_stats_transaction(vconn
, request
);
1098 compare_flows(const void *afs_
, const void *bfs_
)
1100 const struct ofputil_flow_stats
*afs
= afs_
;
1101 const struct ofputil_flow_stats
*bfs
= bfs_
;
1102 const struct match
*a
= &afs
->match
;
1103 const struct match
*b
= &bfs
->match
;
1104 const struct sort_criterion
*sc
;
1106 for (sc
= criteria
; sc
< &criteria
[n_criteria
]; sc
++) {
1107 const struct mf_field
*f
= sc
->field
;
1111 int a_pri
= afs
->priority
;
1112 int b_pri
= bfs
->priority
;
1113 ret
= a_pri
< b_pri
? -1 : a_pri
> b_pri
;
1117 ina
= mf_are_prereqs_ok(f
, &a
->flow
) && !mf_is_all_wild(f
, &a
->wc
);
1118 inb
= mf_are_prereqs_ok(f
, &b
->flow
) && !mf_is_all_wild(f
, &b
->wc
);
1120 /* Skip the test for sc->order, so that missing fields always
1121 * sort to the end whether we're sorting in ascending or
1122 * descending order. */
1123 return ina
? -1 : 1;
1125 union mf_value aval
, bval
;
1127 mf_get_value(f
, &a
->flow
, &aval
);
1128 mf_get_value(f
, &b
->flow
, &bval
);
1129 ret
= memcmp(&aval
, &bval
, f
->n_bytes
);
1134 return sc
->order
== SORT_ASC
? ret
: -ret
;
1142 ofctl_dump_flows(struct ovs_cmdl_context
*ctx
)
1145 ofctl_dump_flows__(ctx
->argc
, ctx
->argv
, false);
1148 struct ofputil_flow_stats
*fses
;
1149 size_t n_fses
, allocated_fses
;
1150 struct ofpbuf
*request
;
1151 struct ofpbuf ofpacts
;
1152 struct ofpbuf
*reply
;
1153 struct vconn
*vconn
;
1158 vconn
= prepare_dump_flows(ctx
->argc
, ctx
->argv
, false, &request
);
1159 send_xid
= ((struct ofp_header
*) request
->data
)->xid
;
1160 send_openflow_buffer(vconn
, request
);
1163 n_fses
= allocated_fses
= 0;
1165 ofpbuf_init(&ofpacts
, 0);
1167 struct ofputil_flow_stats
*fs
;
1169 if (n_fses
>= allocated_fses
) {
1170 fses
= x2nrealloc(fses
, &allocated_fses
, sizeof *fses
);
1174 if (!recv_flow_stats_reply(vconn
, send_xid
, &reply
, fs
,
1178 fs
->ofpacts
= xmemdup(fs
->ofpacts
, fs
->ofpacts_len
);
1181 ofpbuf_uninit(&ofpacts
);
1183 qsort(fses
, n_fses
, sizeof *fses
, compare_flows
);
1186 for (i
= 0; i
< n_fses
; i
++) {
1188 ofp_print_flow_stats(&s
, &fses
[i
]);
1193 for (i
= 0; i
< n_fses
; i
++) {
1194 free(CONST_CAST(struct ofpact
*, fses
[i
].ofpacts
));
1203 ofctl_dump_aggregate(struct ovs_cmdl_context
*ctx
)
1205 ofctl_dump_flows__(ctx
->argc
, ctx
->argv
, true);
1209 ofctl_queue_stats(struct ovs_cmdl_context
*ctx
)
1211 struct ofpbuf
*request
;
1212 struct vconn
*vconn
;
1213 struct ofputil_queue_stats_request oqs
;
1215 open_vconn(ctx
->argv
[1], &vconn
);
1217 if (ctx
->argc
> 2 && ctx
->argv
[2][0] && strcasecmp(ctx
->argv
[2], "all")) {
1218 oqs
.port_no
= str_to_port_no(ctx
->argv
[1], ctx
->argv
[2]);
1220 oqs
.port_no
= OFPP_ANY
;
1222 if (ctx
->argc
> 3 && ctx
->argv
[3][0] && strcasecmp(ctx
->argv
[3], "all")) {
1223 oqs
.queue_id
= atoi(ctx
->argv
[3]);
1225 oqs
.queue_id
= OFPQ_ALL
;
1228 request
= ofputil_encode_queue_stats_request(vconn_get_version(vconn
), &oqs
);
1229 dump_stats_transaction(vconn
, request
);
1234 ofctl_queue_get_config(struct ovs_cmdl_context
*ctx
)
1236 const char *vconn_name
= ctx
->argv
[1];
1237 const char *port_name
= ctx
->argv
[2];
1238 enum ofputil_protocol protocol
;
1239 enum ofp_version version
;
1240 struct ofpbuf
*request
;
1241 struct vconn
*vconn
;
1244 port
= str_to_port_no(vconn_name
, port_name
);
1246 protocol
= open_vconn(vconn_name
, &vconn
);
1247 version
= ofputil_protocol_to_ofp_version(protocol
);
1248 request
= ofputil_encode_queue_get_config_request(version
, port
);
1249 dump_transaction(vconn
, request
);
1253 static enum ofputil_protocol
1254 open_vconn_for_flow_mod(const char *remote
, struct vconn
**vconnp
,
1255 enum ofputil_protocol usable_protocols
)
1257 enum ofputil_protocol cur_protocol
;
1261 if (!(usable_protocols
& allowed_protocols
)) {
1262 char *allowed_s
= ofputil_protocols_to_string(allowed_protocols
);
1263 usable_s
= ofputil_protocols_to_string(usable_protocols
);
1264 ovs_fatal(0, "none of the usable flow formats (%s) is among the "
1265 "allowed flow formats (%s)", usable_s
, allowed_s
);
1268 /* If the initial flow format is allowed and usable, keep it. */
1269 cur_protocol
= open_vconn(remote
, vconnp
);
1270 if (usable_protocols
& allowed_protocols
& cur_protocol
) {
1271 return cur_protocol
;
1274 /* Otherwise try each flow format in turn. */
1275 for (i
= 0; i
< sizeof(enum ofputil_protocol
) * CHAR_BIT
; i
++) {
1276 enum ofputil_protocol f
= 1 << i
;
1278 if (f
!= cur_protocol
1279 && f
& usable_protocols
& allowed_protocols
1280 && try_set_protocol(*vconnp
, f
, &cur_protocol
)) {
1285 usable_s
= ofputil_protocols_to_string(usable_protocols
);
1286 ovs_fatal(0, "switch does not support any of the usable flow "
1287 "formats (%s)", usable_s
);
1291 bundle_flow_mod__(const char *remote
, struct ofputil_flow_mod
*fms
,
1292 size_t n_fms
, enum ofputil_protocol usable_protocols
)
1294 enum ofputil_protocol protocol
;
1295 struct vconn
*vconn
;
1296 struct ovs_list requests
;
1299 list_init(&requests
);
1301 /* Bundles need OpenFlow 1.4+. */
1302 usable_protocols
&= OFPUTIL_P_OF14_UP
;
1303 protocol
= open_vconn_for_flow_mod(remote
, &vconn
, usable_protocols
);
1305 for (i
= 0; i
< n_fms
; i
++) {
1306 struct ofputil_flow_mod
*fm
= &fms
[i
];
1307 struct ofpbuf
*request
= ofputil_encode_flow_mod(fm
, protocol
);
1309 list_push_back(&requests
, &request
->list_node
);
1310 free(CONST_CAST(struct ofpact
*, fm
->ofpacts
));
1313 bundle_transact(vconn
, &requests
, OFPBF_ORDERED
| OFPBF_ATOMIC
);
1318 ofctl_flow_mod__(const char *remote
, struct ofputil_flow_mod
*fms
,
1319 size_t n_fms
, enum ofputil_protocol usable_protocols
)
1321 enum ofputil_protocol protocol
;
1322 struct vconn
*vconn
;
1326 bundle_flow_mod__(remote
, fms
, n_fms
, usable_protocols
);
1330 protocol
= open_vconn_for_flow_mod(remote
, &vconn
, usable_protocols
);
1332 for (i
= 0; i
< n_fms
; i
++) {
1333 struct ofputil_flow_mod
*fm
= &fms
[i
];
1335 transact_noreply(vconn
, ofputil_encode_flow_mod(fm
, protocol
));
1336 free(CONST_CAST(struct ofpact
*, fm
->ofpacts
));
1342 ofctl_flow_mod_file(int argc OVS_UNUSED
, char *argv
[], int command
)
1344 enum ofputil_protocol usable_protocols
;
1345 struct ofputil_flow_mod
*fms
= NULL
;
1349 if (command
== OFPFC_ADD
) {
1350 /* Allow the file to specify a mix of commands. If none specified at
1351 * the beginning of any given line, then the default is OFPFC_ADD, so
1352 * this is backwards compatible. */
1355 error
= parse_ofp_flow_mod_file(argv
[2], command
, &fms
, &n_fms
,
1358 ovs_fatal(0, "%s", error
);
1360 ofctl_flow_mod__(argv
[1], fms
, n_fms
, usable_protocols
);
1365 ofctl_flow_mod(int argc
, char *argv
[], uint16_t command
)
1367 if (argc
> 2 && !strcmp(argv
[2], "-")) {
1368 ofctl_flow_mod_file(argc
, argv
, command
);
1370 struct ofputil_flow_mod fm
;
1372 enum ofputil_protocol usable_protocols
;
1374 error
= parse_ofp_flow_mod_str(&fm
, argc
> 2 ? argv
[2] : "", command
,
1377 ovs_fatal(0, "%s", error
);
1379 ofctl_flow_mod__(argv
[1], &fm
, 1, usable_protocols
);
1384 ofctl_add_flow(struct ovs_cmdl_context
*ctx
)
1386 ofctl_flow_mod(ctx
->argc
, ctx
->argv
, OFPFC_ADD
);
1390 ofctl_add_flows(struct ovs_cmdl_context
*ctx
)
1392 ofctl_flow_mod_file(ctx
->argc
, ctx
->argv
, OFPFC_ADD
);
1396 ofctl_mod_flows(struct ovs_cmdl_context
*ctx
)
1398 ofctl_flow_mod(ctx
->argc
, ctx
->argv
, strict
? OFPFC_MODIFY_STRICT
: OFPFC_MODIFY
);
1402 ofctl_del_flows(struct ovs_cmdl_context
*ctx
)
1404 ofctl_flow_mod(ctx
->argc
, ctx
->argv
, strict
? OFPFC_DELETE_STRICT
: OFPFC_DELETE
);
1408 set_packet_in_format(struct vconn
*vconn
,
1409 enum nx_packet_in_format packet_in_format
)
1411 struct ofpbuf
*spif
;
1413 spif
= ofputil_make_set_packet_in_format(vconn_get_version(vconn
),
1415 transact_noreply(vconn
, spif
);
1416 VLOG_DBG("%s: using user-specified packet in format %s",
1417 vconn_get_name(vconn
),
1418 ofputil_packet_in_format_to_string(packet_in_format
));
1422 monitor_set_invalid_ttl_to_controller(struct vconn
*vconn
)
1424 struct ofp_switch_config config
;
1425 enum ofp_config_flags flags
;
1427 fetch_switch_config(vconn
, &config
);
1428 flags
= ntohs(config
.flags
);
1429 if (!(flags
& OFPC_INVALID_TTL_TO_CONTROLLER
)) {
1430 /* Set the invalid ttl config. */
1431 flags
|= OFPC_INVALID_TTL_TO_CONTROLLER
;
1433 config
.flags
= htons(flags
);
1434 set_switch_config(vconn
, &config
);
1436 /* Then retrieve the configuration to see if it really took. OpenFlow
1437 * doesn't define error reporting for bad modes, so this is all we can
1439 fetch_switch_config(vconn
, &config
);
1440 flags
= ntohs(config
.flags
);
1441 if (!(flags
& OFPC_INVALID_TTL_TO_CONTROLLER
)) {
1442 ovs_fatal(0, "setting invalid_ttl_to_controller failed (this "
1443 "switch probably doesn't support mode)");
1450 /* Converts hex digits in 'hex' to an OpenFlow message in '*msgp'. The
1451 * caller must free '*msgp'. On success, returns NULL. On failure, returns
1452 * an error message and stores NULL in '*msgp'. */
1454 openflow_from_hex(const char *hex
, struct ofpbuf
**msgp
)
1456 struct ofp_header
*oh
;
1459 msg
= ofpbuf_new(strlen(hex
) / 2);
1462 if (ofpbuf_put_hex(msg
, hex
, NULL
)[0] != '\0') {
1464 return "Trailing garbage in hex data";
1467 if (msg
->size
< sizeof(struct ofp_header
)) {
1469 return "Message too short for OpenFlow";
1473 if (msg
->size
!= ntohs(oh
->length
)) {
1475 return "Message size does not match length in OpenFlow header";
1483 ofctl_send(struct unixctl_conn
*conn
, int argc
,
1484 const char *argv
[], void *vconn_
)
1486 struct vconn
*vconn
= vconn_
;
1493 for (i
= 1; i
< argc
; i
++) {
1494 const char *error_msg
;
1498 error_msg
= openflow_from_hex(argv
[i
], &msg
);
1500 ds_put_format(&reply
, "%s\n", error_msg
);
1505 fprintf(stderr
, "send: ");
1506 ofp_print(stderr
, msg
->data
, msg
->size
, verbosity
);
1508 error
= vconn_send_block(vconn
, msg
);
1511 ds_put_format(&reply
, "%s\n", ovs_strerror(error
));
1514 ds_put_cstr(&reply
, "sent\n");
1519 unixctl_command_reply(conn
, ds_cstr(&reply
));
1521 unixctl_command_reply_error(conn
, ds_cstr(&reply
));
1526 struct barrier_aux
{
1527 struct vconn
*vconn
; /* OpenFlow connection for sending barrier. */
1528 struct unixctl_conn
*conn
; /* Connection waiting for barrier response. */
1532 ofctl_barrier(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1533 const char *argv
[] OVS_UNUSED
, void *aux_
)
1535 struct barrier_aux
*aux
= aux_
;
1540 unixctl_command_reply_error(conn
, "already waiting for barrier reply");
1544 msg
= ofputil_encode_barrier_request(vconn_get_version(aux
->vconn
));
1545 error
= vconn_send_block(aux
->vconn
, msg
);
1548 unixctl_command_reply_error(conn
, ovs_strerror(error
));
1555 ofctl_set_output_file(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1556 const char *argv
[], void *aux OVS_UNUSED
)
1560 fd
= open(argv
[1], O_CREAT
| O_TRUNC
| O_WRONLY
, 0666);
1562 unixctl_command_reply_error(conn
, ovs_strerror(errno
));
1567 dup2(fd
, STDERR_FILENO
);
1569 unixctl_command_reply(conn
, NULL
);
1573 ofctl_block(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1574 const char *argv
[] OVS_UNUSED
, void *blocked_
)
1576 bool *blocked
= blocked_
;
1580 unixctl_command_reply(conn
, NULL
);
1582 unixctl_command_reply(conn
, "already blocking");
1587 ofctl_unblock(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1588 const char *argv
[] OVS_UNUSED
, void *blocked_
)
1590 bool *blocked
= blocked_
;
1594 unixctl_command_reply(conn
, NULL
);
1596 unixctl_command_reply(conn
, "already unblocked");
1600 /* Prints to stdout all of the messages received on 'vconn'.
1602 * Iff 'reply_to_echo_requests' is true, sends a reply to any echo request
1603 * received on 'vconn'. */
1605 monitor_vconn(struct vconn
*vconn
, bool reply_to_echo_requests
)
1607 struct barrier_aux barrier_aux
= { vconn
, NULL
};
1608 struct unixctl_server
*server
;
1609 bool exiting
= false;
1610 bool blocked
= false;
1613 daemon_save_fd(STDERR_FILENO
);
1615 error
= unixctl_server_create(unixctl_path
, &server
);
1617 ovs_fatal(error
, "failed to create unixctl server");
1619 unixctl_command_register("exit", "", 0, 0, ofctl_exit
, &exiting
);
1620 unixctl_command_register("ofctl/send", "OFMSG...", 1, INT_MAX
,
1622 unixctl_command_register("ofctl/barrier", "", 0, 0,
1623 ofctl_barrier
, &barrier_aux
);
1624 unixctl_command_register("ofctl/set-output-file", "FILE", 1, 1,
1625 ofctl_set_output_file
, NULL
);
1627 unixctl_command_register("ofctl/block", "", 0, 0, ofctl_block
, &blocked
);
1628 unixctl_command_register("ofctl/unblock", "", 0, 0, ofctl_unblock
,
1631 daemonize_complete();
1637 unixctl_server_run(server
);
1642 retval
= vconn_recv(vconn
, &b
);
1643 if (retval
== EAGAIN
) {
1646 run(retval
, "vconn_recv");
1649 char *s
= xastrftime_msec("%Y-%m-%d %H:%M:%S.###: ",
1650 time_wall_msec(), true);
1655 ofptype_decode(&type
, b
->data
);
1656 ofp_print(stderr
, b
->data
, b
->size
, verbosity
+ 2);
1659 switch ((int) type
) {
1660 case OFPTYPE_BARRIER_REPLY
:
1661 if (barrier_aux
.conn
) {
1662 unixctl_command_reply(barrier_aux
.conn
, NULL
);
1663 barrier_aux
.conn
= NULL
;
1667 case OFPTYPE_ECHO_REQUEST
:
1668 if (reply_to_echo_requests
) {
1669 struct ofpbuf
*reply
;
1671 reply
= make_echo_reply(b
->data
);
1672 retval
= vconn_send_block(vconn
, reply
);
1674 ovs_fatal(retval
, "failed to send echo reply");
1687 vconn_run_wait(vconn
);
1689 vconn_recv_wait(vconn
);
1691 unixctl_server_wait(server
);
1695 unixctl_server_destroy(server
);
1699 ofctl_monitor(struct ovs_cmdl_context
*ctx
)
1701 struct vconn
*vconn
;
1703 enum ofputil_protocol usable_protocols
;
1705 open_vconn(ctx
->argv
[1], &vconn
);
1706 for (i
= 2; i
< ctx
->argc
; i
++) {
1707 const char *arg
= ctx
->argv
[i
];
1709 if (isdigit((unsigned char) *arg
)) {
1710 struct ofp_switch_config config
;
1712 fetch_switch_config(vconn
, &config
);
1713 config
.miss_send_len
= htons(atoi(arg
));
1714 set_switch_config(vconn
, &config
);
1715 } else if (!strcmp(arg
, "invalid_ttl")) {
1716 monitor_set_invalid_ttl_to_controller(vconn
);
1717 } else if (!strncmp(arg
, "watch:", 6)) {
1718 struct ofputil_flow_monitor_request fmr
;
1722 error
= parse_flow_monitor_request(&fmr
, arg
+ 6,
1725 ovs_fatal(0, "%s", error
);
1728 msg
= ofpbuf_new(0);
1729 ofputil_append_flow_monitor_request(&fmr
, msg
);
1730 dump_stats_transaction(vconn
, msg
);
1733 ovs_fatal(0, "%s: unsupported \"monitor\" argument", arg
);
1737 if (preferred_packet_in_format
>= 0) {
1738 set_packet_in_format(vconn
, preferred_packet_in_format
);
1740 enum ofp_version version
= vconn_get_version(vconn
);
1743 case OFP10_VERSION
: {
1744 struct ofpbuf
*spif
, *reply
;
1746 spif
= ofputil_make_set_packet_in_format(vconn_get_version(vconn
),
1748 run(vconn_transact_noreply(vconn
, spif
, &reply
),
1749 "talking to %s", vconn_get_name(vconn
));
1751 char *s
= ofp_to_string(reply
->data
, reply
->size
, 2);
1752 VLOG_DBG("%s: failed to set packet in format to nxm, controller"
1753 " replied: %s. Falling back to the switch default.",
1754 vconn_get_name(vconn
), s
);
1756 ofpbuf_delete(reply
);
1771 monitor_vconn(vconn
, true);
1775 ofctl_snoop(struct ovs_cmdl_context
*ctx
)
1777 struct vconn
*vconn
;
1779 open_vconn__(ctx
->argv
[1], SNOOP
, &vconn
);
1780 monitor_vconn(vconn
, false);
1784 ofctl_dump_ports(struct ovs_cmdl_context
*ctx
)
1786 struct ofpbuf
*request
;
1787 struct vconn
*vconn
;
1790 open_vconn(ctx
->argv
[1], &vconn
);
1791 port
= ctx
->argc
> 2 ? str_to_port_no(ctx
->argv
[1], ctx
->argv
[2]) : OFPP_ANY
;
1792 request
= ofputil_encode_dump_ports_request(vconn_get_version(vconn
), port
);
1793 dump_stats_transaction(vconn
, request
);
1798 ofctl_dump_ports_desc(struct ovs_cmdl_context
*ctx
)
1800 struct ofpbuf
*request
;
1801 struct vconn
*vconn
;
1804 open_vconn(ctx
->argv
[1], &vconn
);
1805 port
= ctx
->argc
> 2 ? str_to_port_no(ctx
->argv
[1], ctx
->argv
[2]) : OFPP_ANY
;
1806 request
= ofputil_encode_port_desc_stats_request(vconn_get_version(vconn
),
1808 dump_stats_transaction(vconn
, request
);
1813 ofctl_probe(struct ovs_cmdl_context
*ctx
)
1815 struct ofpbuf
*request
;
1816 struct vconn
*vconn
;
1817 struct ofpbuf
*reply
;
1819 open_vconn(ctx
->argv
[1], &vconn
);
1820 request
= make_echo_request(vconn_get_version(vconn
));
1821 run(vconn_transact(vconn
, request
, &reply
), "talking to %s", ctx
->argv
[1]);
1822 if (reply
->size
!= sizeof(struct ofp_header
)) {
1823 ovs_fatal(0, "reply does not match request");
1825 ofpbuf_delete(reply
);
1830 ofctl_packet_out(struct ovs_cmdl_context
*ctx
)
1832 enum ofputil_protocol protocol
;
1833 struct ofputil_packet_out po
;
1834 struct ofpbuf ofpacts
;
1835 struct vconn
*vconn
;
1838 enum ofputil_protocol usable_protocols
; /* XXX: Use in proto selection */
1840 ofpbuf_init(&ofpacts
, 64);
1841 error
= ofpacts_parse_actions(ctx
->argv
[3], &ofpacts
, &usable_protocols
);
1843 ovs_fatal(0, "%s", error
);
1846 po
.buffer_id
= UINT32_MAX
;
1847 po
.in_port
= str_to_port_no(ctx
->argv
[1], ctx
->argv
[2]);
1848 po
.ofpacts
= ofpacts
.data
;
1849 po
.ofpacts_len
= ofpacts
.size
;
1851 protocol
= open_vconn(ctx
->argv
[1], &vconn
);
1852 for (i
= 4; i
< ctx
->argc
; i
++) {
1853 struct dp_packet
*packet
;
1855 const char *error_msg
;
1857 error_msg
= eth_from_hex(ctx
->argv
[i
], &packet
);
1859 ovs_fatal(0, "%s", error_msg
);
1862 po
.packet
= dp_packet_data(packet
);
1863 po
.packet_len
= dp_packet_size(packet
);
1864 opo
= ofputil_encode_packet_out(&po
, protocol
);
1865 transact_noreply(vconn
, opo
);
1866 dp_packet_delete(packet
);
1869 ofpbuf_uninit(&ofpacts
);
1873 ofctl_mod_port(struct ovs_cmdl_context
*ctx
)
1875 struct ofp_config_flag
{
1876 const char *name
; /* The flag's name. */
1877 enum ofputil_port_config bit
; /* Bit to turn on or off. */
1878 bool on
; /* Value to set the bit to. */
1880 static const struct ofp_config_flag flags
[] = {
1881 { "up", OFPUTIL_PC_PORT_DOWN
, false },
1882 { "down", OFPUTIL_PC_PORT_DOWN
, true },
1883 { "stp", OFPUTIL_PC_NO_STP
, false },
1884 { "receive", OFPUTIL_PC_NO_RECV
, false },
1885 { "receive-stp", OFPUTIL_PC_NO_RECV_STP
, false },
1886 { "flood", OFPUTIL_PC_NO_FLOOD
, false },
1887 { "forward", OFPUTIL_PC_NO_FWD
, false },
1888 { "packet-in", OFPUTIL_PC_NO_PACKET_IN
, false },
1891 const struct ofp_config_flag
*flag
;
1892 enum ofputil_protocol protocol
;
1893 struct ofputil_port_mod pm
;
1894 struct ofputil_phy_port pp
;
1895 struct vconn
*vconn
;
1896 const char *command
;
1899 fetch_ofputil_phy_port(ctx
->argv
[1], ctx
->argv
[2], &pp
);
1901 pm
.port_no
= pp
.port_no
;
1902 pm
.hw_addr
= pp
.hw_addr
;
1907 if (!strncasecmp(ctx
->argv
[3], "no-", 3)) {
1908 command
= ctx
->argv
[3] + 3;
1910 } else if (!strncasecmp(ctx
->argv
[3], "no", 2)) {
1911 command
= ctx
->argv
[3] + 2;
1914 command
= ctx
->argv
[3];
1917 for (flag
= flags
; flag
< &flags
[ARRAY_SIZE(flags
)]; flag
++) {
1918 if (!strcasecmp(command
, flag
->name
)) {
1919 pm
.mask
= flag
->bit
;
1920 pm
.config
= flag
->on
^ not ? flag
->bit
: 0;
1924 ovs_fatal(0, "unknown mod-port command '%s'", ctx
->argv
[3]);
1927 protocol
= open_vconn(ctx
->argv
[1], &vconn
);
1928 transact_noreply(vconn
, ofputil_encode_port_mod(&pm
, protocol
));
1933 ofctl_mod_table(struct ovs_cmdl_context
*ctx
)
1935 uint32_t usable_versions
;
1936 struct ofputil_table_mod tm
;
1937 struct vconn
*vconn
;
1940 error
= parse_ofp_table_mod(&tm
, ctx
->argv
[2], ctx
->argv
[3],
1943 ovs_fatal(0, "%s", error
);
1946 uint32_t allowed_versions
= get_allowed_ofp_versions();
1947 if (!(allowed_versions
& usable_versions
)) {
1948 struct ds versions
= DS_EMPTY_INITIALIZER
;
1949 ofputil_format_version_bitmap_names(&versions
, allowed_versions
);
1950 ovs_fatal(0, "table_mod '%s' requires one of the OpenFlow "
1951 "versions %s but none is enabled (use -O)",
1952 ctx
->argv
[3], ds_cstr(&versions
));
1954 mask_allowed_ofp_versions(usable_versions
);
1956 enum ofputil_protocol protocol
= open_vconn(ctx
->argv
[1], &vconn
);
1957 transact_noreply(vconn
, ofputil_encode_table_mod(&tm
, protocol
));
1962 ofctl_get_frags(struct ovs_cmdl_context
*ctx
)
1964 struct ofp_switch_config config
;
1965 struct vconn
*vconn
;
1967 open_vconn(ctx
->argv
[1], &vconn
);
1968 fetch_switch_config(vconn
, &config
);
1969 puts(ofputil_frag_handling_to_string(ntohs(config
.flags
)));
1974 ofctl_set_frags(struct ovs_cmdl_context
*ctx
)
1976 struct ofp_switch_config config
;
1977 enum ofp_config_flags mode
;
1978 struct vconn
*vconn
;
1981 if (!ofputil_frag_handling_from_string(ctx
->argv
[2], &mode
)) {
1982 ovs_fatal(0, "%s: unknown fragment handling mode", ctx
->argv
[2]);
1985 open_vconn(ctx
->argv
[1], &vconn
);
1986 fetch_switch_config(vconn
, &config
);
1987 flags
= htons(mode
) | (config
.flags
& htons(~OFPC_FRAG_MASK
));
1988 if (flags
!= config
.flags
) {
1989 /* Set the configuration. */
1990 config
.flags
= flags
;
1991 set_switch_config(vconn
, &config
);
1993 /* Then retrieve the configuration to see if it really took. OpenFlow
1994 * doesn't define error reporting for bad modes, so this is all we can
1996 fetch_switch_config(vconn
, &config
);
1997 if (flags
!= config
.flags
) {
1998 ovs_fatal(0, "%s: setting fragment handling mode failed (this "
1999 "switch probably doesn't support mode \"%s\")",
2000 ctx
->argv
[1], ofputil_frag_handling_to_string(mode
));
2007 ofctl_ofp_parse(struct ovs_cmdl_context
*ctx
)
2009 const char *filename
= ctx
->argv
[1];
2013 file
= !strcmp(filename
, "-") ? stdin
: fopen(filename
, "r");
2015 ovs_fatal(errno
, "%s: open", filename
);
2018 ofpbuf_init(&b
, 65536);
2020 struct ofp_header
*oh
;
2021 size_t length
, tail_len
;
2026 oh
= ofpbuf_put_uninit(&b
, sizeof *oh
);
2027 n
= fread(oh
, 1, sizeof *oh
, file
);
2030 } else if (n
< sizeof *oh
) {
2031 ovs_fatal(0, "%s: unexpected end of file mid-message", filename
);
2034 length
= ntohs(oh
->length
);
2035 if (length
< sizeof *oh
) {
2036 ovs_fatal(0, "%s: %"PRIuSIZE
"-byte message is too short for OpenFlow",
2040 tail_len
= length
- sizeof *oh
;
2041 tail
= ofpbuf_put_uninit(&b
, tail_len
);
2042 n
= fread(tail
, 1, tail_len
, file
);
2044 ovs_fatal(0, "%s: unexpected end of file mid-message", filename
);
2047 ofp_print(stdout
, b
.data
, b
.size
, verbosity
+ 2);
2051 if (file
!= stdin
) {
2057 is_openflow_port(ovs_be16 port_
, char *ports
[])
2059 uint16_t port
= ntohs(port_
);
2063 for (i
= 0; ports
[i
]; i
++) {
2064 if (port
== atoi(ports
[i
])) {
2070 return port
== OFP_PORT
|| port
== OFP_OLD_PORT
;
2075 ofctl_ofp_parse_pcap(struct ovs_cmdl_context
*ctx
)
2077 struct tcp_reader
*reader
;
2082 file
= ovs_pcap_open(ctx
->argv
[1], "rb");
2084 ovs_fatal(errno
, "%s: open failed", ctx
->argv
[1]);
2087 reader
= tcp_reader_open();
2090 struct dp_packet
*packet
;
2094 error
= ovs_pcap_read(file
, &packet
, &when
);
2098 pkt_metadata_init(&packet
->md
, ODPP_NONE
);
2099 flow_extract(packet
, &flow
);
2100 if (flow
.dl_type
== htons(ETH_TYPE_IP
)
2101 && flow
.nw_proto
== IPPROTO_TCP
2102 && (is_openflow_port(flow
.tp_src
, ctx
->argv
+ 2) ||
2103 is_openflow_port(flow
.tp_dst
, ctx
->argv
+ 2))) {
2104 struct dp_packet
*payload
= tcp_reader_run(reader
, &flow
, packet
);
2106 while (dp_packet_size(payload
) >= sizeof(struct ofp_header
)) {
2107 const struct ofp_header
*oh
;
2108 void *data
= dp_packet_data(payload
);
2111 /* Align OpenFlow on 8-byte boundary for safe access. */
2112 dp_packet_shift(payload
, -((intptr_t) data
& 7));
2114 oh
= dp_packet_data(payload
);
2115 length
= ntohs(oh
->length
);
2116 if (dp_packet_size(payload
) < length
) {
2126 char *s
= xastrftime_msec("%H:%M:%S.### ", when
, true);
2131 printf(IP_FMT
".%"PRIu16
" > "IP_FMT
".%"PRIu16
":\n",
2132 IP_ARGS(flow
.nw_src
), ntohs(flow
.tp_src
),
2133 IP_ARGS(flow
.nw_dst
), ntohs(flow
.tp_dst
));
2134 ofp_print(stdout
, dp_packet_data(payload
), length
, verbosity
+ 1);
2135 dp_packet_pull(payload
, length
);
2139 dp_packet_delete(packet
);
2141 tcp_reader_close(reader
);
2145 ofctl_ping(struct ovs_cmdl_context
*ctx
)
2147 size_t max_payload
= 65535 - sizeof(struct ofp_header
);
2148 unsigned int payload
;
2149 struct vconn
*vconn
;
2152 payload
= ctx
->argc
> 2 ? atoi(ctx
->argv
[2]) : 64;
2153 if (payload
> max_payload
) {
2154 ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE
" bytes", max_payload
);
2157 open_vconn(ctx
->argv
[1], &vconn
);
2158 for (i
= 0; i
< 10; i
++) {
2159 struct timeval start
, end
;
2160 struct ofpbuf
*request
, *reply
;
2161 const struct ofp_header
*rpy_hdr
;
2164 request
= ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST
,
2165 vconn_get_version(vconn
), payload
);
2166 random_bytes(ofpbuf_put_uninit(request
, payload
), payload
);
2168 xgettimeofday(&start
);
2169 run(vconn_transact(vconn
, ofpbuf_clone(request
), &reply
), "transact");
2170 xgettimeofday(&end
);
2172 rpy_hdr
= reply
->data
;
2173 if (ofptype_pull(&type
, reply
)
2174 || type
!= OFPTYPE_ECHO_REPLY
2175 || reply
->size
!= payload
2176 || memcmp(request
->msg
, reply
->msg
, payload
)) {
2177 printf("Reply does not match request. Request:\n");
2178 ofp_print(stdout
, request
, request
->size
, verbosity
+ 2);
2180 ofp_print(stdout
, reply
, reply
->size
, verbosity
+ 2);
2182 printf("%"PRIu32
" bytes from %s: xid=%08"PRIx32
" time=%.1f ms\n",
2183 reply
->size
, ctx
->argv
[1], ntohl(rpy_hdr
->xid
),
2184 (1000*(double)(end
.tv_sec
- start
.tv_sec
))
2185 + (.001*(end
.tv_usec
- start
.tv_usec
)));
2186 ofpbuf_delete(request
);
2187 ofpbuf_delete(reply
);
2193 ofctl_benchmark(struct ovs_cmdl_context
*ctx
)
2195 size_t max_payload
= 65535 - sizeof(struct ofp_header
);
2196 struct timeval start
, end
;
2197 unsigned int payload_size
, message_size
;
2198 struct vconn
*vconn
;
2203 payload_size
= atoi(ctx
->argv
[2]);
2204 if (payload_size
> max_payload
) {
2205 ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE
" bytes", max_payload
);
2207 message_size
= sizeof(struct ofp_header
) + payload_size
;
2209 count
= atoi(ctx
->argv
[3]);
2211 printf("Sending %d packets * %u bytes (with header) = %u bytes total\n",
2212 count
, message_size
, count
* message_size
);
2214 open_vconn(ctx
->argv
[1], &vconn
);
2215 xgettimeofday(&start
);
2216 for (i
= 0; i
< count
; i
++) {
2217 struct ofpbuf
*request
, *reply
;
2219 request
= ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST
,
2220 vconn_get_version(vconn
), payload_size
);
2221 ofpbuf_put_zeros(request
, payload_size
);
2222 run(vconn_transact(vconn
, request
, &reply
), "transact");
2223 ofpbuf_delete(reply
);
2225 xgettimeofday(&end
);
2228 duration
= ((1000*(double)(end
.tv_sec
- start
.tv_sec
))
2229 + (.001*(end
.tv_usec
- start
.tv_usec
)));
2230 printf("Finished in %.1f ms (%.0f packets/s) (%.0f bytes/s)\n",
2231 duration
, count
/ (duration
/ 1000.0),
2232 count
* message_size
/ (duration
/ 1000.0));
2236 ofctl_group_mod__(const char *remote
, struct ofputil_group_mod
*gms
,
2237 size_t n_gms
, enum ofputil_protocol usable_protocols
)
2239 enum ofputil_protocol protocol
;
2240 struct ofputil_group_mod
*gm
;
2241 enum ofp_version version
;
2242 struct ofpbuf
*request
;
2244 struct vconn
*vconn
;
2247 protocol
= open_vconn_for_flow_mod(remote
, &vconn
, usable_protocols
);
2248 version
= ofputil_protocol_to_ofp_version(protocol
);
2250 for (i
= 0; i
< n_gms
; i
++) {
2252 request
= ofputil_encode_group_mod(version
, gm
);
2254 transact_noreply(vconn
, request
);
2264 ofctl_group_mod_file(int argc OVS_UNUSED
, char *argv
[], uint16_t command
)
2266 struct ofputil_group_mod
*gms
= NULL
;
2267 enum ofputil_protocol usable_protocols
;
2272 error
= parse_ofp_group_mod_file(argv
[2], command
, &gms
, &n_gms
,
2275 ovs_fatal(0, "%s", error
);
2277 ofctl_group_mod__(argv
[1], gms
, n_gms
, usable_protocols
);
2278 for (i
= 0; i
< n_gms
; i
++) {
2279 ofputil_bucket_list_destroy(&gms
[i
].buckets
);
2285 ofctl_group_mod(int argc
, char *argv
[], uint16_t command
)
2287 if (argc
> 2 && !strcmp(argv
[2], "-")) {
2288 ofctl_group_mod_file(argc
, argv
, command
);
2290 enum ofputil_protocol usable_protocols
;
2291 struct ofputil_group_mod gm
;
2294 error
= parse_ofp_group_mod_str(&gm
, command
, argc
> 2 ? argv
[2] : "",
2297 ovs_fatal(0, "%s", error
);
2299 ofctl_group_mod__(argv
[1], &gm
, 1, usable_protocols
);
2300 ofputil_bucket_list_destroy(&gm
.buckets
);
2305 ofctl_add_group(struct ovs_cmdl_context
*ctx
)
2307 ofctl_group_mod(ctx
->argc
, ctx
->argv
, OFPGC11_ADD
);
2311 ofctl_add_groups(struct ovs_cmdl_context
*ctx
)
2313 ofctl_group_mod_file(ctx
->argc
, ctx
->argv
, OFPGC11_ADD
);
2317 ofctl_mod_group(struct ovs_cmdl_context
*ctx
)
2319 ofctl_group_mod(ctx
->argc
, ctx
->argv
, OFPGC11_MODIFY
);
2323 ofctl_del_groups(struct ovs_cmdl_context
*ctx
)
2325 ofctl_group_mod(ctx
->argc
, ctx
->argv
, OFPGC11_DELETE
);
2329 ofctl_insert_bucket(struct ovs_cmdl_context
*ctx
)
2331 ofctl_group_mod(ctx
->argc
, ctx
->argv
, OFPGC15_INSERT_BUCKET
);
2335 ofctl_remove_bucket(struct ovs_cmdl_context
*ctx
)
2337 ofctl_group_mod(ctx
->argc
, ctx
->argv
, OFPGC15_REMOVE_BUCKET
);
2341 ofctl_dump_group_stats(struct ovs_cmdl_context
*ctx
)
2343 enum ofputil_protocol usable_protocols
;
2344 struct ofputil_group_mod gm
;
2345 struct ofpbuf
*request
;
2346 struct vconn
*vconn
;
2350 memset(&gm
, 0, sizeof gm
);
2352 error
= parse_ofp_group_mod_str(&gm
, OFPGC11_DELETE
,
2353 ctx
->argc
> 2 ? ctx
->argv
[2] : "",
2356 ovs_fatal(0, "%s", error
);
2359 group_id
= gm
.group_id
;
2361 open_vconn(ctx
->argv
[1], &vconn
);
2362 request
= ofputil_encode_group_stats_request(vconn_get_version(vconn
),
2365 dump_stats_transaction(vconn
, request
);
2372 ofctl_dump_group_desc(struct ovs_cmdl_context
*ctx
)
2374 struct ofpbuf
*request
;
2375 struct vconn
*vconn
;
2378 open_vconn(ctx
->argv
[1], &vconn
);
2380 if (ctx
->argc
< 3 || !ofputil_group_from_string(ctx
->argv
[2], &group_id
)) {
2381 group_id
= OFPG11_ALL
;
2384 request
= ofputil_encode_group_desc_request(vconn_get_version(vconn
),
2387 dump_stats_transaction(vconn
, request
);
2394 ofctl_dump_group_features(struct ovs_cmdl_context
*ctx
)
2396 struct ofpbuf
*request
;
2397 struct vconn
*vconn
;
2399 open_vconn(ctx
->argv
[1], &vconn
);
2400 request
= ofputil_encode_group_features_request(vconn_get_version(vconn
));
2402 dump_stats_transaction(vconn
, request
);
2409 ofctl_geneve_mod(struct ovs_cmdl_context
*ctx
, uint16_t command
)
2411 enum ofputil_protocol usable_protocols
;
2412 enum ofputil_protocol protocol
;
2413 struct ofputil_geneve_table_mod gtm
;
2415 enum ofp_version version
;
2416 struct ofpbuf
*request
;
2417 struct vconn
*vconn
;
2419 error
= parse_ofp_geneve_table_mod_str(>m
, command
, ctx
->argc
> 2 ?
2423 ovs_fatal(0, "%s", error
);
2426 protocol
= open_vconn_for_flow_mod(ctx
->argv
[1], &vconn
, usable_protocols
);
2427 version
= ofputil_protocol_to_ofp_version(protocol
);
2429 request
= ofputil_encode_geneve_table_mod(version
, >m
);
2431 transact_noreply(vconn
, request
);
2435 ofputil_uninit_geneve_table(>m
.mappings
);
2439 ofctl_add_geneve_map(struct ovs_cmdl_context
*ctx
)
2441 ofctl_geneve_mod(ctx
, NXGTMC_ADD
);
2445 ofctl_del_geneve_map(struct ovs_cmdl_context
*ctx
)
2447 ofctl_geneve_mod(ctx
, ctx
->argc
> 2 ? NXGTMC_DELETE
: NXGTMC_CLEAR
);
2451 ofctl_dump_geneve_map(struct ovs_cmdl_context
*ctx
)
2453 dump_trivial_transaction(ctx
->argv
[1], OFPRAW_NXT_GENEVE_TABLE_REQUEST
);
2457 ofctl_help(struct ovs_cmdl_context
*ctx OVS_UNUSED
)
2463 ofctl_list_commands(struct ovs_cmdl_context
*ctx OVS_UNUSED
)
2465 ovs_cmdl_print_commands(get_all_commands());
2468 /* replace-flows and diff-flows commands. */
2470 /* A flow table entry, possibly with two different versions. */
2472 struct cls_rule rule
; /* Within a "struct classifier". */
2473 struct fte_version
*versions
[2];
2476 /* One version of a Flow Table Entry. */
2477 struct fte_version
{
2479 uint16_t idle_timeout
;
2480 uint16_t hard_timeout
;
2481 uint16_t importance
;
2483 struct ofpact
*ofpacts
;
2487 /* Frees 'version' and the data that it owns. */
2489 fte_version_free(struct fte_version
*version
)
2492 free(CONST_CAST(struct ofpact
*, version
->ofpacts
));
2497 /* Returns true if 'a' and 'b' are the same, false if they differ.
2499 * Ignores differences in 'flags' because there's no way to retrieve flags from
2500 * an OpenFlow switch. We have to assume that they are the same. */
2502 fte_version_equals(const struct fte_version
*a
, const struct fte_version
*b
)
2504 return (a
->cookie
== b
->cookie
2505 && a
->idle_timeout
== b
->idle_timeout
2506 && a
->hard_timeout
== b
->hard_timeout
2507 && a
->importance
== b
->importance
2508 && ofpacts_equal(a
->ofpacts
, a
->ofpacts_len
,
2509 b
->ofpacts
, b
->ofpacts_len
));
2512 /* Clears 's', then if 's' has a version 'index', formats 'fte' and version
2513 * 'index' into 's', followed by a new-line. */
2515 fte_version_format(const struct fte
*fte
, int index
, struct ds
*s
)
2517 const struct fte_version
*version
= fte
->versions
[index
];
2524 cls_rule_format(&fte
->rule
, s
);
2525 if (version
->cookie
!= htonll(0)) {
2526 ds_put_format(s
, " cookie=0x%"PRIx64
, ntohll(version
->cookie
));
2528 if (version
->idle_timeout
!= OFP_FLOW_PERMANENT
) {
2529 ds_put_format(s
, " idle_timeout=%"PRIu16
, version
->idle_timeout
);
2531 if (version
->hard_timeout
!= OFP_FLOW_PERMANENT
) {
2532 ds_put_format(s
, " hard_timeout=%"PRIu16
, version
->hard_timeout
);
2534 if (version
->importance
!= 0) {
2535 ds_put_format(s
, " importance=%"PRIu16
, version
->importance
);
2538 ds_put_cstr(s
, " actions=");
2539 ofpacts_format(version
->ofpacts
, version
->ofpacts_len
, s
);
2541 ds_put_char(s
, '\n');
2545 fte_from_cls_rule(const struct cls_rule
*cls_rule
)
2547 return cls_rule
? CONTAINER_OF(cls_rule
, struct fte
, rule
) : NULL
;
2550 /* Frees 'fte' and its versions. */
2552 fte_free(struct fte
*fte
)
2555 fte_version_free(fte
->versions
[0]);
2556 fte_version_free(fte
->versions
[1]);
2557 cls_rule_destroy(&fte
->rule
);
2562 /* Frees all of the FTEs within 'cls'. */
2564 fte_free_all(struct classifier
*cls
)
2568 classifier_defer(cls
);
2569 CLS_FOR_EACH (fte
, rule
, cls
) {
2570 classifier_remove(cls
, &fte
->rule
);
2571 ovsrcu_postpone(fte_free
, fte
);
2573 classifier_destroy(cls
);
2576 /* Searches 'cls' for an FTE matching 'rule', inserting a new one if
2577 * necessary. Sets 'version' as the version of that rule with the given
2578 * 'index', replacing any existing version, if any.
2580 * Takes ownership of 'version'. */
2582 fte_insert(struct classifier
*cls
, const struct match
*match
,
2583 int priority
, struct fte_version
*version
, int index
)
2585 struct fte
*old
, *fte
;
2587 fte
= xzalloc(sizeof *fte
);
2588 cls_rule_init(&fte
->rule
, match
, priority
);
2589 fte
->versions
[index
] = version
;
2591 old
= fte_from_cls_rule(classifier_replace(cls
, &fte
->rule
,
2592 CLS_MIN_VERSION
, NULL
, 0));
2594 fte
->versions
[!index
] = old
->versions
[!index
];
2595 old
->versions
[!index
] = NULL
;
2597 ovsrcu_postpone(fte_free
, old
);
2601 /* Reads the flows in 'filename' as flow table entries in 'cls' for the version
2602 * with the specified 'index'. Returns the flow formats able to represent the
2603 * flows that were read. */
2604 static enum ofputil_protocol
2605 read_flows_from_file(const char *filename
, struct classifier
*cls
, int index
)
2607 enum ofputil_protocol usable_protocols
;
2612 file
= !strcmp(filename
, "-") ? stdin
: fopen(filename
, "r");
2614 ovs_fatal(errno
, "%s: open", filename
);
2618 usable_protocols
= OFPUTIL_P_ANY
;
2620 classifier_defer(cls
);
2621 while (!ds_get_preprocessed_line(&s
, file
, &line_number
)) {
2622 struct fte_version
*version
;
2623 struct ofputil_flow_mod fm
;
2625 enum ofputil_protocol usable
;
2627 error
= parse_ofp_str(&fm
, OFPFC_ADD
, ds_cstr(&s
), &usable
);
2629 ovs_fatal(0, "%s:%d: %s", filename
, line_number
, error
);
2631 usable_protocols
&= usable
;
2633 version
= xmalloc(sizeof *version
);
2634 version
->cookie
= fm
.new_cookie
;
2635 version
->idle_timeout
= fm
.idle_timeout
;
2636 version
->hard_timeout
= fm
.hard_timeout
;
2637 version
->importance
= fm
.importance
;
2638 version
->flags
= fm
.flags
& (OFPUTIL_FF_SEND_FLOW_REM
2639 | OFPUTIL_FF_EMERG
);
2640 version
->ofpacts
= fm
.ofpacts
;
2641 version
->ofpacts_len
= fm
.ofpacts_len
;
2643 fte_insert(cls
, &fm
.match
, fm
.priority
, version
, index
);
2645 classifier_publish(cls
);
2648 if (file
!= stdin
) {
2652 return usable_protocols
;
2656 recv_flow_stats_reply(struct vconn
*vconn
, ovs_be32 send_xid
,
2657 struct ofpbuf
**replyp
,
2658 struct ofputil_flow_stats
*fs
, struct ofpbuf
*ofpacts
)
2660 struct ofpbuf
*reply
= *replyp
;
2666 /* Get a flow stats reply message, if we don't already have one. */
2672 run(vconn_recv_block(vconn
, &reply
),
2673 "OpenFlow packet receive failed");
2674 } while (((struct ofp_header
*) reply
->data
)->xid
!= send_xid
);
2676 error
= ofptype_decode(&type
, reply
->data
);
2677 if (error
|| type
!= OFPTYPE_FLOW_STATS_REPLY
) {
2678 ovs_fatal(0, "received bad reply: %s",
2679 ofp_to_string(reply
->data
, reply
->size
,
2684 /* Pull an individual flow stats reply out of the message. */
2685 retval
= ofputil_decode_flow_stats_reply(fs
, reply
, false, ofpacts
);
2692 more
= ofpmp_more(reply
->header
);
2693 ofpbuf_delete(reply
);
2702 ovs_fatal(0, "parse error in reply (%s)",
2703 ofperr_to_string(retval
));
2708 /* Reads the OpenFlow flow table from 'vconn', which has currently active flow
2709 * format 'protocol', and adds them as flow table entries in 'cls' for the
2710 * version with the specified 'index'. */
2712 read_flows_from_switch(struct vconn
*vconn
,
2713 enum ofputil_protocol protocol
,
2714 struct classifier
*cls
, int index
)
2716 struct ofputil_flow_stats_request fsr
;
2717 struct ofputil_flow_stats fs
;
2718 struct ofpbuf
*request
;
2719 struct ofpbuf ofpacts
;
2720 struct ofpbuf
*reply
;
2723 fsr
.aggregate
= false;
2724 match_init_catchall(&fsr
.match
);
2725 fsr
.out_port
= OFPP_ANY
;
2726 fsr
.table_id
= 0xff;
2727 fsr
.cookie
= fsr
.cookie_mask
= htonll(0);
2728 request
= ofputil_encode_flow_stats_request(&fsr
, protocol
);
2729 send_xid
= ((struct ofp_header
*) request
->data
)->xid
;
2730 send_openflow_buffer(vconn
, request
);
2733 ofpbuf_init(&ofpacts
, 0);
2734 classifier_defer(cls
);
2735 while (recv_flow_stats_reply(vconn
, send_xid
, &reply
, &fs
, &ofpacts
)) {
2736 struct fte_version
*version
;
2738 version
= xmalloc(sizeof *version
);
2739 version
->cookie
= fs
.cookie
;
2740 version
->idle_timeout
= fs
.idle_timeout
;
2741 version
->hard_timeout
= fs
.hard_timeout
;
2742 version
->importance
= fs
.importance
;
2744 version
->ofpacts_len
= fs
.ofpacts_len
;
2745 version
->ofpacts
= xmemdup(fs
.ofpacts
, fs
.ofpacts_len
);
2747 fte_insert(cls
, &fs
.match
, fs
.priority
, version
, index
);
2749 classifier_publish(cls
);
2750 ofpbuf_uninit(&ofpacts
);
2754 fte_make_flow_mod(const struct fte
*fte
, int index
, uint16_t command
,
2755 enum ofputil_protocol protocol
, struct ovs_list
*packets
)
2757 const struct fte_version
*version
= fte
->versions
[index
];
2758 struct ofputil_flow_mod fm
;
2761 minimatch_expand(&fte
->rule
.match
, &fm
.match
);
2762 fm
.priority
= fte
->rule
.priority
;
2763 fm
.cookie
= htonll(0);
2764 fm
.cookie_mask
= htonll(0);
2765 fm
.new_cookie
= version
->cookie
;
2766 fm
.modify_cookie
= true;
2768 fm
.command
= command
;
2769 fm
.idle_timeout
= version
->idle_timeout
;
2770 fm
.hard_timeout
= version
->hard_timeout
;
2771 fm
.importance
= version
->importance
;
2772 fm
.buffer_id
= UINT32_MAX
;
2773 fm
.out_port
= OFPP_ANY
;
2774 fm
.flags
= version
->flags
;
2775 if (command
== OFPFC_ADD
|| command
== OFPFC_MODIFY
||
2776 command
== OFPFC_MODIFY_STRICT
) {
2777 fm
.ofpacts
= version
->ofpacts
;
2778 fm
.ofpacts_len
= version
->ofpacts_len
;
2783 fm
.delete_reason
= OFPRR_DELETE
;
2785 ofm
= ofputil_encode_flow_mod(&fm
, protocol
);
2786 list_push_back(packets
, &ofm
->list_node
);
2790 ofctl_replace_flows(struct ovs_cmdl_context
*ctx
)
2792 enum { FILE_IDX
= 0, SWITCH_IDX
= 1 };
2793 enum ofputil_protocol usable_protocols
, protocol
;
2794 struct classifier cls
;
2795 struct ovs_list requests
;
2796 struct vconn
*vconn
;
2799 classifier_init(&cls
, NULL
);
2800 usable_protocols
= read_flows_from_file(ctx
->argv
[2], &cls
, FILE_IDX
);
2802 protocol
= open_vconn(ctx
->argv
[1], &vconn
);
2803 protocol
= set_protocol_for_flow_dump(vconn
, protocol
, usable_protocols
);
2805 read_flows_from_switch(vconn
, protocol
, &cls
, SWITCH_IDX
);
2807 list_init(&requests
);
2809 /* Delete flows that exist on the switch but not in the file. */
2810 CLS_FOR_EACH (fte
, rule
, &cls
) {
2811 struct fte_version
*file_ver
= fte
->versions
[FILE_IDX
];
2812 struct fte_version
*sw_ver
= fte
->versions
[SWITCH_IDX
];
2814 if (sw_ver
&& !file_ver
) {
2815 fte_make_flow_mod(fte
, SWITCH_IDX
, OFPFC_DELETE_STRICT
,
2816 protocol
, &requests
);
2820 /* Add flows that exist in the file but not on the switch.
2821 * Update flows that exist in both places but differ. */
2822 CLS_FOR_EACH (fte
, rule
, &cls
) {
2823 struct fte_version
*file_ver
= fte
->versions
[FILE_IDX
];
2824 struct fte_version
*sw_ver
= fte
->versions
[SWITCH_IDX
];
2827 && (readd
|| !sw_ver
|| !fte_version_equals(sw_ver
, file_ver
))) {
2828 fte_make_flow_mod(fte
, FILE_IDX
, OFPFC_ADD
, protocol
, &requests
);
2832 bundle_transact(vconn
, &requests
, OFPBF_ORDERED
| OFPBF_ATOMIC
);
2834 transact_multiple_noreply(vconn
, &requests
);
2842 read_flows_from_source(const char *source
, struct classifier
*cls
, int index
)
2846 if (source
[0] == '/' || source
[0] == '.'
2847 || (!strchr(source
, ':') && !stat(source
, &s
))) {
2848 read_flows_from_file(source
, cls
, index
);
2850 enum ofputil_protocol protocol
;
2851 struct vconn
*vconn
;
2853 protocol
= open_vconn(source
, &vconn
);
2854 protocol
= set_protocol_for_flow_dump(vconn
, protocol
, OFPUTIL_P_ANY
);
2855 read_flows_from_switch(vconn
, protocol
, cls
, index
);
2861 ofctl_diff_flows(struct ovs_cmdl_context
*ctx
)
2863 bool differences
= false;
2864 struct classifier cls
;
2868 classifier_init(&cls
, NULL
);
2869 read_flows_from_source(ctx
->argv
[1], &cls
, 0);
2870 read_flows_from_source(ctx
->argv
[2], &cls
, 1);
2875 CLS_FOR_EACH (fte
, rule
, &cls
) {
2876 struct fte_version
*a
= fte
->versions
[0];
2877 struct fte_version
*b
= fte
->versions
[1];
2879 if (!a
|| !b
|| !fte_version_equals(a
, b
)) {
2880 fte_version_format(fte
, 0, &a_s
);
2881 fte_version_format(fte
, 1, &b_s
);
2882 if (strcmp(ds_cstr(&a_s
), ds_cstr(&b_s
))) {
2884 printf("-%s", ds_cstr(&a_s
));
2887 printf("+%s", ds_cstr(&b_s
));
2905 ofctl_meter_mod__(const char *bridge
, const char *str
, int command
)
2907 struct ofputil_meter_mod mm
;
2908 struct vconn
*vconn
;
2909 enum ofputil_protocol protocol
;
2910 enum ofputil_protocol usable_protocols
;
2911 enum ofp_version version
;
2915 error
= parse_ofp_meter_mod_str(&mm
, str
, command
, &usable_protocols
);
2917 ovs_fatal(0, "%s", error
);
2920 usable_protocols
= OFPUTIL_P_OF13_UP
;
2921 mm
.command
= command
;
2922 mm
.meter
.meter_id
= OFPM13_ALL
;
2925 protocol
= open_vconn_for_flow_mod(bridge
, &vconn
, usable_protocols
);
2926 version
= ofputil_protocol_to_ofp_version(protocol
);
2927 transact_noreply(vconn
, ofputil_encode_meter_mod(version
, &mm
));
2932 ofctl_meter_request__(const char *bridge
, const char *str
,
2933 enum ofputil_meter_request_type type
)
2935 struct ofputil_meter_mod mm
;
2936 struct vconn
*vconn
;
2937 enum ofputil_protocol usable_protocols
;
2938 enum ofputil_protocol protocol
;
2939 enum ofp_version version
;
2943 error
= parse_ofp_meter_mod_str(&mm
, str
, -1, &usable_protocols
);
2945 ovs_fatal(0, "%s", error
);
2948 usable_protocols
= OFPUTIL_P_OF13_UP
;
2949 mm
.meter
.meter_id
= OFPM13_ALL
;
2952 protocol
= open_vconn_for_flow_mod(bridge
, &vconn
, usable_protocols
);
2953 version
= ofputil_protocol_to_ofp_version(protocol
);
2954 transact_noreply(vconn
, ofputil_encode_meter_request(version
,
2956 mm
.meter
.meter_id
));
2962 ofctl_add_meter(struct ovs_cmdl_context
*ctx
)
2964 ofctl_meter_mod__(ctx
->argv
[1], ctx
->argv
[2], OFPMC13_ADD
);
2968 ofctl_mod_meter(struct ovs_cmdl_context
*ctx
)
2970 ofctl_meter_mod__(ctx
->argv
[1], ctx
->argv
[2], OFPMC13_MODIFY
);
2974 ofctl_del_meters(struct ovs_cmdl_context
*ctx
)
2976 ofctl_meter_mod__(ctx
->argv
[1], ctx
->argc
> 2 ? ctx
->argv
[2] : NULL
, OFPMC13_DELETE
);
2980 ofctl_dump_meters(struct ovs_cmdl_context
*ctx
)
2982 ofctl_meter_request__(ctx
->argv
[1], ctx
->argc
> 2 ? ctx
->argv
[2] : NULL
,
2983 OFPUTIL_METER_CONFIG
);
2987 ofctl_meter_stats(struct ovs_cmdl_context
*ctx
)
2989 ofctl_meter_request__(ctx
->argv
[1], ctx
->argc
> 2 ? ctx
->argv
[2] : NULL
,
2990 OFPUTIL_METER_STATS
);
2994 ofctl_meter_features(struct ovs_cmdl_context
*ctx
)
2996 ofctl_meter_request__(ctx
->argv
[1], NULL
, OFPUTIL_METER_FEATURES
);
3000 /* Undocumented commands for unit testing. */
3003 ofctl_parse_flows__(struct ofputil_flow_mod
*fms
, size_t n_fms
,
3004 enum ofputil_protocol usable_protocols
)
3006 enum ofputil_protocol protocol
= 0;
3010 usable_s
= ofputil_protocols_to_string(usable_protocols
);
3011 printf("usable protocols: %s\n", usable_s
);
3014 if (!(usable_protocols
& allowed_protocols
)) {
3015 ovs_fatal(0, "no usable protocol");
3017 for (i
= 0; i
< sizeof(enum ofputil_protocol
) * CHAR_BIT
; i
++) {
3019 if (protocol
& usable_protocols
& allowed_protocols
) {
3023 ovs_assert(is_pow2(protocol
));
3025 printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol
));
3027 for (i
= 0; i
< n_fms
; i
++) {
3028 struct ofputil_flow_mod
*fm
= &fms
[i
];
3031 msg
= ofputil_encode_flow_mod(fm
, protocol
);
3032 ofp_print(stdout
, msg
->data
, msg
->size
, verbosity
);
3035 free(CONST_CAST(struct ofpact
*, fm
->ofpacts
));
3039 /* "parse-flow FLOW": parses the argument as a flow (like add-flow) and prints
3040 * it back to stdout. */
3042 ofctl_parse_flow(struct ovs_cmdl_context
*ctx
)
3044 enum ofputil_protocol usable_protocols
;
3045 struct ofputil_flow_mod fm
;
3048 error
= parse_ofp_flow_mod_str(&fm
, ctx
->argv
[1], OFPFC_ADD
, &usable_protocols
);
3050 ovs_fatal(0, "%s", error
);
3052 ofctl_parse_flows__(&fm
, 1, usable_protocols
);
3055 /* "parse-flows FILENAME": reads the named file as a sequence of flows (like
3056 * add-flows) and prints each of the flows back to stdout. */
3058 ofctl_parse_flows(struct ovs_cmdl_context
*ctx
)
3060 enum ofputil_protocol usable_protocols
;
3061 struct ofputil_flow_mod
*fms
= NULL
;
3065 error
= parse_ofp_flow_mod_file(ctx
->argv
[1], OFPFC_ADD
, &fms
, &n_fms
,
3068 ovs_fatal(0, "%s", error
);
3070 ofctl_parse_flows__(fms
, n_fms
, usable_protocols
);
3075 ofctl_parse_nxm__(bool oxm
, enum ofp_version version
)
3080 while (!ds_get_test_line(&in
, stdin
)) {
3081 struct ofpbuf nx_match
;
3083 ovs_be64 cookie
, cookie_mask
;
3087 /* Convert string to nx_match. */
3088 ofpbuf_init(&nx_match
, 0);
3090 match_len
= oxm_match_from_string(ds_cstr(&in
), &nx_match
);
3092 match_len
= nx_match_from_string(ds_cstr(&in
), &nx_match
);
3095 /* Convert nx_match to match. */
3098 error
= oxm_pull_match(&nx_match
, &match
);
3100 error
= nx_pull_match(&nx_match
, match_len
, &match
,
3101 &cookie
, &cookie_mask
);
3105 error
= oxm_pull_match_loose(&nx_match
, &match
);
3107 error
= nx_pull_match_loose(&nx_match
, match_len
, &match
,
3108 &cookie
, &cookie_mask
);
3116 /* Convert match back to nx_match. */
3117 ofpbuf_uninit(&nx_match
);
3118 ofpbuf_init(&nx_match
, 0);
3120 match_len
= oxm_put_match(&nx_match
, &match
, version
);
3121 out
= oxm_match_to_string(&nx_match
, match_len
);
3123 match_len
= nx_put_match(&nx_match
, &match
,
3124 cookie
, cookie_mask
);
3125 out
= nx_match_to_string(nx_match
.data
, match_len
);
3131 if (verbosity
> 0) {
3132 ovs_hex_dump(stdout
, nx_match
.data
, nx_match
.size
, 0, false);
3135 printf("nx_pull_match() returned error %s\n",
3136 ofperr_get_name(error
));
3139 ofpbuf_uninit(&nx_match
);
3144 /* "parse-nxm": reads a series of NXM nx_match specifications as strings from
3145 * stdin, does some internal fussing with them, and then prints them back as
3146 * strings on stdout. */
3148 ofctl_parse_nxm(struct ovs_cmdl_context
*ctx OVS_UNUSED
)
3150 ofctl_parse_nxm__(false, 0);
3153 /* "parse-oxm VERSION": reads a series of OXM nx_match specifications as
3154 * strings from stdin, does some internal fussing with them, and then prints
3155 * them back as strings on stdout. VERSION must specify an OpenFlow version,
3156 * e.g. "OpenFlow12". */
3158 ofctl_parse_oxm(struct ovs_cmdl_context
*ctx
)
3160 enum ofp_version version
= ofputil_version_from_string(ctx
->argv
[1]);
3161 if (version
< OFP12_VERSION
) {
3162 ovs_fatal(0, "%s: not a valid version for OXM", ctx
->argv
[1]);
3165 ofctl_parse_nxm__(true, version
);
3169 print_differences(const char *prefix
,
3170 const void *a_
, size_t a_len
,
3171 const void *b_
, size_t b_len
)
3173 const uint8_t *a
= a_
;
3174 const uint8_t *b
= b_
;
3177 for (i
= 0; i
< MIN(a_len
, b_len
); i
++) {
3179 printf("%s%2"PRIuSIZE
": %02"PRIx8
" -> %02"PRIx8
"\n",
3180 prefix
, i
, a
[i
], b
[i
]);
3183 for (i
= a_len
; i
< b_len
; i
++) {
3184 printf("%s%2"PRIuSIZE
": (none) -> %02"PRIx8
"\n", prefix
, i
, b
[i
]);
3186 for (i
= b_len
; i
< a_len
; i
++) {
3187 printf("%s%2"PRIuSIZE
": %02"PRIx8
" -> (none)\n", prefix
, i
, a
[i
]);
3192 ofctl_parse_actions__(const char *version_s
, bool instructions
)
3194 enum ofp_version version
;
3197 version
= ofputil_version_from_string(version_s
);
3199 ovs_fatal(0, "%s: not a valid OpenFlow version", version_s
);
3203 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
3204 struct ofpbuf of_out
;
3205 struct ofpbuf of_in
;
3206 struct ofpbuf ofpacts
;
3207 const char *table_id
;
3213 /* Parse table_id separated with the follow-up actions by ",", if
3215 actions
= ds_cstr(&in
);
3217 if (strstr(actions
, ",")) {
3218 table_id
= strsep(&actions
, ",");
3221 /* Parse hex bytes. */
3222 ofpbuf_init(&of_in
, 0);
3223 if (ofpbuf_put_hex(&of_in
, actions
, NULL
)[0] != '\0') {
3224 ovs_fatal(0, "Trailing garbage in hex data");
3227 /* Convert to ofpacts. */
3228 ofpbuf_init(&ofpacts
, 0);
3230 error
= (instructions
3231 ? ofpacts_pull_openflow_instructions
3232 : ofpacts_pull_openflow_actions
)(
3233 &of_in
, of_in
.size
, version
, &ofpacts
);
3234 if (!error
&& instructions
) {
3235 /* Verify actions, enforce consistency. */
3236 enum ofputil_protocol protocol
;
3239 memset(&flow
, 0, sizeof flow
);
3240 protocol
= ofputil_protocols_from_ofp_version(version
);
3241 error
= ofpacts_check_consistency(ofpacts
.data
, ofpacts
.size
,
3243 table_id
? atoi(table_id
) : 0,
3247 printf("bad %s %s: %s\n\n",
3248 version_s
, instructions
? "instructions" : "actions",
3249 ofperr_get_name(error
));
3250 ofpbuf_uninit(&ofpacts
);
3251 ofpbuf_uninit(&of_in
);
3254 ofpbuf_push_uninit(&of_in
, size
);
3256 /* Print cls_rule. */
3258 ds_put_cstr(&s
, "actions=");
3259 ofpacts_format(ofpacts
.data
, ofpacts
.size
, &s
);
3263 /* Convert back to ofp10 actions and print differences from input. */
3264 ofpbuf_init(&of_out
, 0);
3266 ofpacts_put_openflow_instructions(ofpacts
.data
, ofpacts
.size
,
3269 ofpacts_put_openflow_actions(ofpacts
.data
, ofpacts
.size
,
3273 print_differences("", of_in
.data
, of_in
.size
,
3274 of_out
.data
, of_out
.size
);
3277 ofpbuf_uninit(&ofpacts
);
3278 ofpbuf_uninit(&of_in
);
3279 ofpbuf_uninit(&of_out
);
3284 /* "parse-actions VERSION": reads a series of action specifications for the
3285 * given OpenFlow VERSION as hex bytes from stdin, converts them to ofpacts,
3286 * prints them as strings on stdout, and then converts them back to hex bytes
3287 * and prints any differences from the input. */
3289 ofctl_parse_actions(struct ovs_cmdl_context
*ctx
)
3291 ofctl_parse_actions__(ctx
->argv
[1], false);
3294 /* "parse-actions VERSION": reads a series of instruction specifications for
3295 * the given OpenFlow VERSION as hex bytes from stdin, converts them to
3296 * ofpacts, prints them as strings on stdout, and then converts them back to
3297 * hex bytes and prints any differences from the input. */
3299 ofctl_parse_instructions(struct ovs_cmdl_context
*ctx
)
3301 ofctl_parse_actions__(ctx
->argv
[1], true);
3304 /* "parse-ofp10-match": reads a series of ofp10_match specifications as hex
3305 * bytes from stdin, converts them to cls_rules, prints them as strings on
3306 * stdout, and then converts them back to hex bytes and prints any differences
3309 * The input hex bytes may contain "x"s to represent "don't-cares", bytes whose
3310 * values are ignored in the input and will be set to zero when OVS converts
3311 * them back to hex bytes. ovs-ofctl actually sets "x"s to random bits when
3312 * it does the conversion to hex, to ensure that in fact they are ignored. */
3314 ofctl_parse_ofp10_match(struct ovs_cmdl_context
*ctx OVS_UNUSED
)
3321 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
3322 struct ofpbuf match_in
, match_expout
;
3323 struct ofp10_match match_out
;
3324 struct ofp10_match match_normal
;
3328 /* Parse hex bytes to use for expected output. */
3330 ds_put_cstr(&expout
, ds_cstr(&in
));
3331 for (p
= ds_cstr(&expout
); *p
; p
++) {
3336 ofpbuf_init(&match_expout
, 0);
3337 if (ofpbuf_put_hex(&match_expout
, ds_cstr(&expout
), NULL
)[0] != '\0') {
3338 ovs_fatal(0, "Trailing garbage in hex data");
3340 if (match_expout
.size
!= sizeof(struct ofp10_match
)) {
3341 ovs_fatal(0, "Input is %"PRIu32
" bytes, expected %"PRIuSIZE
,
3342 match_expout
.size
, sizeof(struct ofp10_match
));
3345 /* Parse hex bytes for input. */
3346 for (p
= ds_cstr(&in
); *p
; p
++) {
3348 *p
= "0123456789abcdef"[random_uint32() & 0xf];
3351 ofpbuf_init(&match_in
, 0);
3352 if (ofpbuf_put_hex(&match_in
, ds_cstr(&in
), NULL
)[0] != '\0') {
3353 ovs_fatal(0, "Trailing garbage in hex data");
3355 if (match_in
.size
!= sizeof(struct ofp10_match
)) {
3356 ovs_fatal(0, "Input is %"PRIu32
" bytes, expected %"PRIuSIZE
,
3357 match_in
.size
, sizeof(struct ofp10_match
));
3360 /* Convert to cls_rule and print. */
3361 ofputil_match_from_ofp10_match(match_in
.data
, &match
);
3362 match_print(&match
);
3364 /* Convert back to ofp10_match and print differences from input. */
3365 ofputil_match_to_ofp10_match(&match
, &match_out
);
3366 print_differences("", match_expout
.data
, match_expout
.size
,
3367 &match_out
, sizeof match_out
);
3369 /* Normalize, then convert and compare again. */
3370 ofputil_normalize_match(&match
);
3371 ofputil_match_to_ofp10_match(&match
, &match_normal
);
3372 print_differences("normal: ", &match_out
, sizeof match_out
,
3373 &match_normal
, sizeof match_normal
);
3376 ofpbuf_uninit(&match_in
);
3377 ofpbuf_uninit(&match_expout
);
3380 ds_destroy(&expout
);
3383 /* "parse-ofp11-match": reads a series of ofp11_match specifications as hex
3384 * bytes from stdin, converts them to "struct match"es, prints them as strings
3385 * on stdout, and then converts them back to hex bytes and prints any
3386 * differences from the input. */
3388 ofctl_parse_ofp11_match(struct ovs_cmdl_context
*ctx OVS_UNUSED
)
3393 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
3394 struct ofpbuf match_in
;
3395 struct ofp11_match match_out
;
3399 /* Parse hex bytes. */
3400 ofpbuf_init(&match_in
, 0);
3401 if (ofpbuf_put_hex(&match_in
, ds_cstr(&in
), NULL
)[0] != '\0') {
3402 ovs_fatal(0, "Trailing garbage in hex data");
3404 if (match_in
.size
!= sizeof(struct ofp11_match
)) {
3405 ovs_fatal(0, "Input is %"PRIu32
" bytes, expected %"PRIuSIZE
,
3406 match_in
.size
, sizeof(struct ofp11_match
));
3409 /* Convert to match. */
3410 error
= ofputil_match_from_ofp11_match(match_in
.data
, &match
);
3412 printf("bad ofp11_match: %s\n\n", ofperr_get_name(error
));
3413 ofpbuf_uninit(&match_in
);
3418 match_print(&match
);
3420 /* Convert back to ofp11_match and print differences from input. */
3421 ofputil_match_to_ofp11_match(&match
, &match_out
);
3423 print_differences("", match_in
.data
, match_in
.size
,
3424 &match_out
, sizeof match_out
);
3427 ofpbuf_uninit(&match_in
);
3432 /* "parse-pcap PCAP": read packets from PCAP and print their flows. */
3434 ofctl_parse_pcap(struct ovs_cmdl_context
*ctx
)
3438 pcap
= ovs_pcap_open(ctx
->argv
[1], "rb");
3440 ovs_fatal(errno
, "%s: open failed", ctx
->argv
[1]);
3444 struct dp_packet
*packet
;
3448 error
= ovs_pcap_read(pcap
, &packet
, NULL
);
3452 ovs_fatal(error
, "%s: read failed", ctx
->argv
[1]);
3455 pkt_metadata_init(&packet
->md
, ODPP_NONE
);
3456 flow_extract(packet
, &flow
);
3457 flow_print(stdout
, &flow
);
3459 dp_packet_delete(packet
);
3463 /* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and
3464 * mask values to and from various formats and prints the results. */
3466 ofctl_check_vlan(struct ovs_cmdl_context
*ctx
)
3471 struct ofputil_flow_mod fm
;
3474 struct match nxm_match
;
3478 struct ofp10_match of10_raw
;
3479 struct match of10_match
;
3481 struct ofp11_match of11_raw
;
3482 struct match of11_match
;
3487 enum ofputil_protocol usable_protocols
; /* Unused for now. */
3489 match_init_catchall(&match
);
3490 match
.flow
.vlan_tci
= htons(strtoul(ctx
->argv
[1], NULL
, 16));
3491 match
.wc
.masks
.vlan_tci
= htons(strtoul(ctx
->argv
[2], NULL
, 16));
3493 /* Convert to and from string. */
3494 string_s
= match_to_string(&match
, OFP_DEFAULT_PRIORITY
);
3495 printf("%s -> ", string_s
);
3497 error_s
= parse_ofp_str(&fm
, -1, string_s
, &usable_protocols
);
3499 ovs_fatal(0, "%s", error_s
);
3501 printf("%04"PRIx16
"/%04"PRIx16
"\n",
3502 ntohs(fm
.match
.flow
.vlan_tci
),
3503 ntohs(fm
.match
.wc
.masks
.vlan_tci
));
3506 /* Convert to and from NXM. */
3507 ofpbuf_init(&nxm
, 0);
3508 nxm_match_len
= nx_put_match(&nxm
, &match
, htonll(0), htonll(0));
3509 nxm_s
= nx_match_to_string(nxm
.data
, nxm_match_len
);
3510 error
= nx_pull_match(&nxm
, nxm_match_len
, &nxm_match
, NULL
, NULL
);
3511 printf("NXM: %s -> ", nxm_s
);
3513 printf("%s\n", ofperr_to_string(error
));
3515 printf("%04"PRIx16
"/%04"PRIx16
"\n",
3516 ntohs(nxm_match
.flow
.vlan_tci
),
3517 ntohs(nxm_match
.wc
.masks
.vlan_tci
));
3520 ofpbuf_uninit(&nxm
);
3522 /* Convert to and from OXM. */
3523 ofpbuf_init(&nxm
, 0);
3524 nxm_match_len
= oxm_put_match(&nxm
, &match
, OFP12_VERSION
);
3525 nxm_s
= oxm_match_to_string(&nxm
, nxm_match_len
);
3526 error
= oxm_pull_match(&nxm
, &nxm_match
);
3527 printf("OXM: %s -> ", nxm_s
);
3529 printf("%s\n", ofperr_to_string(error
));
3531 uint16_t vid
= ntohs(nxm_match
.flow
.vlan_tci
) &
3532 (VLAN_VID_MASK
| VLAN_CFI
);
3533 uint16_t mask
= ntohs(nxm_match
.wc
.masks
.vlan_tci
) &
3534 (VLAN_VID_MASK
| VLAN_CFI
);
3536 printf("%04"PRIx16
"/%04"PRIx16
",", vid
, mask
);
3537 if (vid
&& vlan_tci_to_pcp(nxm_match
.wc
.masks
.vlan_tci
)) {
3538 printf("%02"PRIx8
"\n", vlan_tci_to_pcp(nxm_match
.flow
.vlan_tci
));
3544 ofpbuf_uninit(&nxm
);
3546 /* Convert to and from OpenFlow 1.0. */
3547 ofputil_match_to_ofp10_match(&match
, &of10_raw
);
3548 ofputil_match_from_ofp10_match(&of10_raw
, &of10_match
);
3549 printf("OF1.0: %04"PRIx16
"/%d,%02"PRIx8
"/%d -> %04"PRIx16
"/%04"PRIx16
"\n",
3550 ntohs(of10_raw
.dl_vlan
),
3551 (of10_raw
.wildcards
& htonl(OFPFW10_DL_VLAN
)) != 0,
3552 of10_raw
.dl_vlan_pcp
,
3553 (of10_raw
.wildcards
& htonl(OFPFW10_DL_VLAN_PCP
)) != 0,
3554 ntohs(of10_match
.flow
.vlan_tci
),
3555 ntohs(of10_match
.wc
.masks
.vlan_tci
));
3557 /* Convert to and from OpenFlow 1.1. */
3558 ofputil_match_to_ofp11_match(&match
, &of11_raw
);
3559 ofputil_match_from_ofp11_match(&of11_raw
, &of11_match
);
3560 printf("OF1.1: %04"PRIx16
"/%d,%02"PRIx8
"/%d -> %04"PRIx16
"/%04"PRIx16
"\n",
3561 ntohs(of11_raw
.dl_vlan
),
3562 (of11_raw
.wildcards
& htonl(OFPFW11_DL_VLAN
)) != 0,
3563 of11_raw
.dl_vlan_pcp
,
3564 (of11_raw
.wildcards
& htonl(OFPFW11_DL_VLAN_PCP
)) != 0,
3565 ntohs(of11_match
.flow
.vlan_tci
),
3566 ntohs(of11_match
.wc
.masks
.vlan_tci
));
3569 /* "print-error ENUM": Prints the type and code of ENUM for every OpenFlow
3572 ofctl_print_error(struct ovs_cmdl_context
*ctx
)
3577 error
= ofperr_from_name(ctx
->argv
[1]);
3579 ovs_fatal(0, "unknown error \"%s\"", ctx
->argv
[1]);
3582 for (version
= 0; version
<= UINT8_MAX
; version
++) {
3583 const char *name
= ofperr_domain_get_name(version
);
3585 int vendor
= ofperr_get_vendor(error
, version
);
3586 int type
= ofperr_get_type(error
, version
);
3587 int code
= ofperr_get_code(error
, version
);
3589 if (vendor
!= -1 || type
!= -1 || code
!= -1) {
3590 printf("%s: vendor %#x, type %d, code %d\n",
3591 name
, vendor
, type
, code
);
3597 /* "encode-error-reply ENUM REQUEST": Encodes an error reply to REQUEST for the
3598 * error named ENUM and prints the error reply in hex. */
3600 ofctl_encode_error_reply(struct ovs_cmdl_context
*ctx
)
3602 const struct ofp_header
*oh
;
3603 struct ofpbuf request
, *reply
;
3606 error
= ofperr_from_name(ctx
->argv
[1]);
3608 ovs_fatal(0, "unknown error \"%s\"", ctx
->argv
[1]);
3611 ofpbuf_init(&request
, 0);
3612 if (ofpbuf_put_hex(&request
, ctx
->argv
[2], NULL
)[0] != '\0') {
3613 ovs_fatal(0, "Trailing garbage in hex data");
3615 if (request
.size
< sizeof(struct ofp_header
)) {
3616 ovs_fatal(0, "Request too short");
3620 if (request
.size
!= ntohs(oh
->length
)) {
3621 ovs_fatal(0, "Request size inconsistent");
3624 reply
= ofperr_encode_reply(error
, request
.data
);
3625 ofpbuf_uninit(&request
);
3627 ovs_hex_dump(stdout
, reply
->data
, reply
->size
, 0, false);
3628 ofpbuf_delete(reply
);
3631 /* "ofp-print HEXSTRING [VERBOSITY]": Converts the hex digits in HEXSTRING into
3632 * binary data, interpreting them as an OpenFlow message, and prints the
3633 * OpenFlow message on stdout, at VERBOSITY (level 2 by default).
3635 * Alternative usage: "ofp-print [VERBOSITY] - < HEXSTRING_FILE", where
3636 * HEXSTRING_FILE contains the HEXSTRING. */
3638 ofctl_ofp_print(struct ovs_cmdl_context
*ctx
)
3640 struct ofpbuf packet
;
3647 if (!strcmp(ctx
->argv
[ctx
->argc
-1], "-")) {
3648 if (ds_get_line(&line
, stdin
)) {
3649 VLOG_FATAL("Failed to read stdin");
3652 buffer
= line
.string
;
3653 verbosity
= ctx
->argc
> 2 ? atoi(ctx
->argv
[1]) : verbosity
;
3654 } else if (ctx
->argc
> 2) {
3655 buffer
= ctx
->argv
[1];
3656 verbosity
= atoi(ctx
->argv
[2]);
3658 buffer
= ctx
->argv
[1];
3661 ofpbuf_init(&packet
, strlen(buffer
) / 2);
3662 if (ofpbuf_put_hex(&packet
, buffer
, NULL
)[0] != '\0') {
3663 ovs_fatal(0, "trailing garbage following hex bytes");
3665 ofp_print(stdout
, packet
.data
, packet
.size
, verbosity
);
3666 ofpbuf_uninit(&packet
);
3670 /* "encode-hello BITMAP...": Encodes each BITMAP as an OpenFlow hello message
3671 * and dumps each message in hex. */
3673 ofctl_encode_hello(struct ovs_cmdl_context
*ctx
)
3675 uint32_t bitmap
= strtol(ctx
->argv
[1], NULL
, 0);
3676 struct ofpbuf
*hello
;
3678 hello
= ofputil_encode_hello(bitmap
);
3679 ovs_hex_dump(stdout
, hello
->data
, hello
->size
, 0, false);
3680 ofp_print(stdout
, hello
->data
, hello
->size
, verbosity
);
3681 ofpbuf_delete(hello
);
3684 static const struct ovs_cmdl_command all_commands
[] = {
3687 { "monitor", "switch [misslen] [invalid_ttl] [watch:[...]]",
3688 1, 3, ofctl_monitor
},
3689 { "snoop", "switch",
3690 1, 1, ofctl_snoop
},
3691 { "dump-desc", "switch",
3692 1, 1, ofctl_dump_desc
},
3693 { "dump-tables", "switch",
3694 1, 1, ofctl_dump_tables
},
3695 { "dump-table-features", "switch",
3696 1, 1, ofctl_dump_table_features
},
3697 { "dump-table-desc", "switch",
3698 1, 1, ofctl_dump_table_desc
},
3699 { "dump-flows", "switch",
3700 1, 2, ofctl_dump_flows
},
3701 { "dump-aggregate", "switch",
3702 1, 2, ofctl_dump_aggregate
},
3703 { "queue-stats", "switch [port [queue]]",
3704 1, 3, ofctl_queue_stats
},
3705 { "queue-get-config", "switch port",
3706 2, 2, ofctl_queue_get_config
},
3707 { "add-flow", "switch flow",
3708 2, 2, ofctl_add_flow
},
3709 { "add-flows", "switch file",
3710 2, 2, ofctl_add_flows
},
3711 { "mod-flows", "switch flow",
3712 2, 2, ofctl_mod_flows
},
3713 { "del-flows", "switch [flow]",
3714 1, 2, ofctl_del_flows
},
3715 { "replace-flows", "switch file",
3716 2, 2, ofctl_replace_flows
},
3717 { "diff-flows", "source1 source2",
3718 2, 2, ofctl_diff_flows
},
3719 { "add-meter", "switch meter",
3720 2, 2, ofctl_add_meter
},
3721 { "mod-meter", "switch meter",
3722 2, 2, ofctl_mod_meter
},
3723 { "del-meter", "switch meter",
3724 2, 2, ofctl_del_meters
},
3725 { "del-meters", "switch",
3726 1, 1, ofctl_del_meters
},
3727 { "dump-meter", "switch meter",
3728 2, 2, ofctl_dump_meters
},
3729 { "dump-meters", "switch",
3730 1, 1, ofctl_dump_meters
},
3731 { "meter-stats", "switch [meter]",
3732 1, 2, ofctl_meter_stats
},
3733 { "meter-features", "switch",
3734 1, 1, ofctl_meter_features
},
3735 { "packet-out", "switch in_port actions packet...",
3736 4, INT_MAX
, ofctl_packet_out
},
3737 { "dump-ports", "switch [port]",
3738 1, 2, ofctl_dump_ports
},
3739 { "dump-ports-desc", "switch [port]",
3740 1, 2, ofctl_dump_ports_desc
},
3741 { "mod-port", "switch iface act",
3742 3, 3, ofctl_mod_port
},
3743 { "mod-table", "switch mod",
3744 3, 3, ofctl_mod_table
},
3745 { "get-frags", "switch",
3746 1, 1, ofctl_get_frags
},
3747 { "set-frags", "switch frag_mode",
3748 2, 2, ofctl_set_frags
},
3749 { "probe", "target",
3750 1, 1, ofctl_probe
},
3751 { "ping", "target [n]",
3753 { "benchmark", "target n count",
3754 3, 3, ofctl_benchmark
},
3756 { "ofp-parse", "file",
3757 1, 1, ofctl_ofp_parse
},
3758 { "ofp-parse-pcap", "pcap",
3759 1, INT_MAX
, ofctl_ofp_parse_pcap
},
3761 { "add-group", "switch group",
3762 1, 2, ofctl_add_group
},
3763 { "add-groups", "switch file",
3764 1, 2, ofctl_add_groups
},
3765 { "mod-group", "switch group",
3766 1, 2, ofctl_mod_group
},
3767 { "del-groups", "switch [group]",
3768 1, 2, ofctl_del_groups
},
3769 { "insert-buckets", "switch [group]",
3770 1, 2, ofctl_insert_bucket
},
3771 { "remove-buckets", "switch [group]",
3772 1, 2, ofctl_remove_bucket
},
3773 { "dump-groups", "switch [group]",
3774 1, 2, ofctl_dump_group_desc
},
3775 { "dump-group-stats", "switch [group]",
3776 1, 2, ofctl_dump_group_stats
},
3777 { "dump-group-features", "switch",
3778 1, 1, ofctl_dump_group_features
},
3779 { "add-geneve-map", "switch map",
3780 2, 2, ofctl_add_geneve_map
},
3781 { "del-geneve-map", "switch [map]",
3782 1, 2, ofctl_del_geneve_map
},
3783 { "dump-geneve-map", "switch",
3784 1, 1, ofctl_dump_geneve_map
},
3785 { "help", NULL
, 0, INT_MAX
, ofctl_help
},
3786 { "list-commands", NULL
, 0, INT_MAX
, ofctl_list_commands
},
3788 /* Undocumented commands for testing. */
3789 { "parse-flow", NULL
, 1, 1, ofctl_parse_flow
},
3790 { "parse-flows", NULL
, 1, 1, ofctl_parse_flows
},
3791 { "parse-nx-match", NULL
, 0, 0, ofctl_parse_nxm
},
3792 { "parse-nxm", NULL
, 0, 0, ofctl_parse_nxm
},
3793 { "parse-oxm", NULL
, 1, 1, ofctl_parse_oxm
},
3794 { "parse-actions", NULL
, 1, 1, ofctl_parse_actions
},
3795 { "parse-instructions", NULL
, 1, 1, ofctl_parse_instructions
},
3796 { "parse-ofp10-match", NULL
, 0, 0, ofctl_parse_ofp10_match
},
3797 { "parse-ofp11-match", NULL
, 0, 0, ofctl_parse_ofp11_match
},
3798 { "parse-pcap", NULL
, 1, 1, ofctl_parse_pcap
},
3799 { "check-vlan", NULL
, 2, 2, ofctl_check_vlan
},
3800 { "print-error", NULL
, 1, 1, ofctl_print_error
},
3801 { "encode-error-reply", NULL
, 2, 2, ofctl_encode_error_reply
},
3802 { "ofp-print", NULL
, 1, 2, ofctl_ofp_print
},
3803 { "encode-hello", NULL
, 1, 1, ofctl_encode_hello
},
3805 { NULL
, NULL
, 0, 0, NULL
},
3808 static const struct ovs_cmdl_command
*get_all_commands(void)
3810 return all_commands
;