2 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 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>
28 #include <sys/fcntl.h>
32 #include "byte-order.h"
33 #include "classifier.h"
34 #include "command-line.h"
38 #include "dynamic-string.h"
41 #include "ofp-actions.h"
42 #include "ofp-errors.h"
44 #include "ofp-parse.h"
45 #include "ofp-print.h"
47 #include "ofp-version-opt.h"
49 #include "ofproto/ofproto.h"
50 #include "openflow/nicira-ext.h"
51 #include "openflow/openflow.h"
53 #include "poll-loop.h"
55 #include "stream-ssl.h"
56 #include "socket-util.h"
62 #include "meta-flow.h"
65 VLOG_DEFINE_THIS_MODULE(ofctl
);
67 /* --strict: Use strict matching for flow mod commands? Additionally governs
68 * use of nx_pull_match() instead of nx_pull_match_loose() in parse-nx-match.
72 /* --readd: If true, on replace-flows, re-add even flows that have not changed
73 * (to reset flow counters). */
76 /* -F, --flow-format: Allowed protocols. By default, any protocol is
78 static enum ofputil_protocol allowed_protocols
= OFPUTIL_P_ANY
;
80 /* -P, --packet-in-format: Packet IN format to use in monitor and snoop
81 * commands. Either one of NXPIF_* to force a particular packet_in format, or
82 * -1 to let ovs-ofctl choose the default. */
83 static int preferred_packet_in_format
= -1;
85 /* -m, --more: Additional verbosity for ofp-print functions. */
88 /* --timestamp: Print a timestamp before each received packet on "monitor" and
90 static bool timestamp
;
92 /* --sort, --rsort: Sort order. */
93 enum sort_order
{ SORT_ASC
, SORT_DESC
};
94 struct sort_criterion
{
95 const struct mf_field
*field
; /* NULL means to sort by priority. */
96 enum sort_order order
;
98 static struct sort_criterion
*criteria
;
99 static size_t n_criteria
, allocated_criteria
;
101 static const struct command
*get_all_commands(void);
103 static void usage(void) NO_RETURN
;
104 static void parse_options(int argc
, char *argv
[]);
106 static bool recv_flow_stats_reply(struct vconn
*, ovs_be32 send_xid
,
107 struct ofpbuf
**replyp
,
108 struct ofputil_flow_stats
*,
109 struct ofpbuf
*ofpacts
);
111 main(int argc
, char *argv
[])
113 set_program_name(argv
[0]);
114 parse_options(argc
, argv
);
115 signal(SIGPIPE
, SIG_IGN
);
116 run_command(argc
- optind
, argv
+ optind
, get_all_commands());
121 add_sort_criterion(enum sort_order order
, const char *field
)
123 struct sort_criterion
*sc
;
125 if (n_criteria
>= allocated_criteria
) {
126 criteria
= x2nrealloc(criteria
, &allocated_criteria
, sizeof *criteria
);
129 sc
= &criteria
[n_criteria
++];
130 if (!field
|| !strcasecmp(field
, "priority")) {
133 sc
->field
= mf_from_name(field
);
135 ovs_fatal(0, "%s: unknown field name", field
);
142 parse_options(int argc
, char *argv
[])
145 OPT_STRICT
= UCHAR_MAX
+ 1,
151 OFP_VERSION_OPTION_ENUMS
,
154 static const struct option long_options
[] = {
155 {"timeout", required_argument
, NULL
, 't'},
156 {"strict", no_argument
, NULL
, OPT_STRICT
},
157 {"readd", no_argument
, NULL
, OPT_READD
},
158 {"flow-format", required_argument
, NULL
, 'F'},
159 {"packet-in-format", required_argument
, NULL
, 'P'},
160 {"more", no_argument
, NULL
, 'm'},
161 {"timestamp", no_argument
, NULL
, OPT_TIMESTAMP
},
162 {"sort", optional_argument
, NULL
, OPT_SORT
},
163 {"rsort", optional_argument
, NULL
, OPT_RSORT
},
164 {"help", no_argument
, NULL
, 'h'},
166 OFP_VERSION_LONG_OPTIONS
,
168 STREAM_SSL_LONG_OPTIONS
,
171 char *short_options
= long_options_to_short_options(long_options
);
173 enum ofputil_protocol version_protocols
;
176 unsigned long int timeout
;
179 c
= getopt_long(argc
, argv
, short_options
, long_options
, NULL
);
186 timeout
= strtoul(optarg
, NULL
, 10);
188 ovs_fatal(0, "value %s on -t or --timeout is not at least 1",
196 allowed_protocols
= ofputil_protocols_from_string(optarg
);
197 if (!allowed_protocols
) {
198 ovs_fatal(0, "%s: invalid flow format(s)", optarg
);
203 preferred_packet_in_format
=
204 ofputil_packet_in_format_from_string(optarg
);
205 if (preferred_packet_in_format
< 0) {
206 ovs_fatal(0, "unknown packet-in format `%s'", optarg
);
230 add_sort_criterion(SORT_ASC
, optarg
);
234 add_sort_criterion(SORT_DESC
, optarg
);
237 DAEMON_OPTION_HANDLERS
238 OFP_VERSION_OPTION_HANDLERS
240 STREAM_SSL_OPTION_HANDLERS
251 /* Always do a final sort pass based on priority. */
252 add_sort_criterion(SORT_DESC
, "priority");
257 versions
= get_allowed_ofp_versions();
258 version_protocols
= ofputil_protocols_from_version_bitmap(versions
);
259 if (!(allowed_protocols
& version_protocols
)) {
260 char *protocols
= ofputil_protocols_to_string(allowed_protocols
);
261 struct ds version_s
= DS_EMPTY_INITIALIZER
;
263 ofputil_format_version_bitmap_names(&version_s
, versions
);
264 ovs_fatal(0, "None of the enabled OpenFlow versions (%s) supports "
265 "any of the enabled flow formats (%s). (Use -O to enable "
266 "additional OpenFlow versions or -F to enable additional "
267 "flow formats.)", ds_cstr(&version_s
), protocols
);
269 allowed_protocols
&= version_protocols
;
270 mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap(
277 printf("%s: OpenFlow switch management utility\n"
278 "usage: %s [OPTIONS] COMMAND [ARG...]\n"
279 "\nFor OpenFlow switches:\n"
280 " show SWITCH show OpenFlow information\n"
281 " dump-desc SWITCH print switch description\n"
282 " dump-tables SWITCH print table stats\n"
283 " mod-port SWITCH IFACE ACT modify port behavior\n"
284 " get-frags SWITCH print fragment handling behavior\n"
285 " set-frags SWITCH FRAG_MODE set fragment handling behavior\n"
286 " dump-ports SWITCH [PORT] print port statistics\n"
287 " dump-ports-desc SWITCH print port descriptions\n"
288 " dump-flows SWITCH print all flow entries\n"
289 " dump-flows SWITCH FLOW print matching FLOWs\n"
290 " dump-aggregate SWITCH print aggregate flow statistics\n"
291 " dump-aggregate SWITCH FLOW print aggregate stats for FLOWs\n"
292 " queue-stats SWITCH [PORT [QUEUE]] dump queue stats\n"
293 " add-flow SWITCH FLOW add flow described by FLOW\n"
294 " add-flows SWITCH FILE add flows from FILE\n"
295 " mod-flows SWITCH FLOW modify actions of matching FLOWs\n"
296 " del-flows SWITCH [FLOW] delete matching FLOWs\n"
297 " replace-flows SWITCH FILE replace flows with those in FILE\n"
298 " diff-flows SOURCE1 SOURCE2 compare flows from two sources\n"
299 " packet-out SWITCH IN_PORT ACTIONS PACKET...\n"
300 " execute ACTIONS on PACKET\n"
301 " monitor SWITCH [MISSLEN] [invalid_ttl] [watch:[...]]\n"
302 " print packets received from SWITCH\n"
303 " snoop SWITCH snoop on SWITCH and its controller\n"
304 " add-group SWITCH GROUP add group described by GROUP\n"
305 " add-group SWITCH FILE add group from FILE\n"
306 " mod-group SWITCH GROUP modify specific group\n"
307 " del-groups SWITCH [GROUP] delete matching GROUPs\n"
308 " dump-group-features SWITCH print group features\n"
309 " dump-groups SWITCH print group description\n"
310 " dump-group-stats SWITCH [GROUP] print group statistics\n"
311 "\nFor OpenFlow switches and controllers:\n"
312 " probe TARGET probe whether TARGET is up\n"
313 " ping TARGET [N] latency of N-byte echos\n"
314 " benchmark TARGET N COUNT bandwidth of COUNT N-byte echos\n"
315 "SWITCH or TARGET is an active OpenFlow connection method.\n"
316 "\nOther commands:\n"
317 " ofp-parse FILE print messages read from FILE\n",
318 program_name
, program_name
);
319 vconn_usage(true, false, false);
323 printf("\nOther options:\n"
324 " --strict use strict match for flow commands\n"
325 " --readd replace flows that haven't changed\n"
326 " -F, --flow-format=FORMAT force particular flow format\n"
327 " -P, --packet-in-format=FRMT force particular packet in format\n"
328 " -m, --more be more verbose printing OpenFlow\n"
329 " --timestamp (monitor, snoop) print timestamps\n"
330 " -t, --timeout=SECS give up after SECS seconds\n"
331 " --sort[=field] sort in ascending order\n"
332 " --rsort[=field] sort in descending order\n"
333 " -h, --help display this help message\n"
334 " -V, --version display version information\n");
339 ofctl_exit(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
340 const char *argv
[] OVS_UNUSED
, void *exiting_
)
342 bool *exiting
= exiting_
;
344 unixctl_command_reply(conn
, NULL
);
347 static void run(int retval
, const char *message
, ...)
351 run(int retval
, const char *message
, ...)
356 va_start(args
, message
);
357 ovs_fatal_valist(retval
, message
, args
);
361 /* Generic commands. */
364 open_vconn_socket(const char *name
, struct vconn
**vconnp
)
366 char *vconn_name
= xasprintf("unix:%s", name
);
369 error
= vconn_open(vconn_name
, get_allowed_ofp_versions(), DSCP_DEFAULT
,
371 if (error
&& error
!= ENOENT
) {
372 ovs_fatal(0, "%s: failed to open socket (%s)", name
,
373 ovs_strerror(error
));
380 enum open_target
{ MGMT
, SNOOP
};
382 static enum ofputil_protocol
383 open_vconn__(const char *name
, enum open_target target
,
384 struct vconn
**vconnp
)
386 const char *suffix
= target
== MGMT
? "mgmt" : "snoop";
387 char *datapath_name
, *datapath_type
, *socket_name
;
388 enum ofputil_protocol protocol
;
393 bridge_path
= xasprintf("%s/%s.%s", ovs_rundir(), name
, suffix
);
395 ofproto_parse_name(name
, &datapath_name
, &datapath_type
);
396 socket_name
= xasprintf("%s/%s.%s", ovs_rundir(), datapath_name
, suffix
);
400 if (strchr(name
, ':')) {
401 run(vconn_open(name
, get_allowed_ofp_versions(), DSCP_DEFAULT
, vconnp
),
402 "connecting to %s", name
);
403 } else if (!open_vconn_socket(name
, vconnp
)) {
405 } else if (!open_vconn_socket(bridge_path
, vconnp
)) {
407 } else if (!open_vconn_socket(socket_name
, vconnp
)) {
410 ovs_fatal(0, "%s is not a bridge or a socket", name
);
413 if (target
== SNOOP
) {
414 vconn_set_recv_any_version(*vconnp
);
420 VLOG_DBG("connecting to %s", vconn_get_name(*vconnp
));
421 error
= vconn_connect_block(*vconnp
);
423 ovs_fatal(0, "%s: failed to connect to socket (%s)", name
,
424 ovs_strerror(error
));
427 ofp_version
= vconn_get_version(*vconnp
);
428 protocol
= ofputil_protocol_from_ofp_version(ofp_version
);
430 ovs_fatal(0, "%s: unsupported OpenFlow version 0x%02x",
436 static enum ofputil_protocol
437 open_vconn(const char *name
, struct vconn
**vconnp
)
439 return open_vconn__(name
, MGMT
, vconnp
);
443 send_openflow_buffer(struct vconn
*vconn
, struct ofpbuf
*buffer
)
445 ofpmsg_update_length(buffer
);
446 run(vconn_send_block(vconn
, buffer
), "failed to send packet to switch");
450 dump_transaction(struct vconn
*vconn
, struct ofpbuf
*request
)
452 struct ofpbuf
*reply
;
454 ofpmsg_update_length(request
);
455 run(vconn_transact(vconn
, request
, &reply
), "talking to %s",
456 vconn_get_name(vconn
));
457 ofp_print(stdout
, reply
->data
, reply
->size
, verbosity
+ 1);
458 ofpbuf_delete(reply
);
462 dump_trivial_transaction(const char *vconn_name
, enum ofpraw raw
)
464 struct ofpbuf
*request
;
467 open_vconn(vconn_name
, &vconn
);
468 request
= ofpraw_alloc(raw
, vconn_get_version(vconn
), 0);
469 dump_transaction(vconn
, request
);
474 dump_stats_transaction(struct vconn
*vconn
, struct ofpbuf
*request
)
476 const struct ofp_header
*request_oh
= request
->data
;
477 ovs_be32 send_xid
= request_oh
->xid
;
478 enum ofpraw request_raw
;
479 enum ofpraw reply_raw
;
482 ofpraw_decode_partial(&request_raw
, request
->data
, request
->size
);
483 reply_raw
= ofpraw_stats_request_to_reply(request_raw
,
484 request_oh
->version
);
486 send_openflow_buffer(vconn
, request
);
489 struct ofpbuf
*reply
;
491 run(vconn_recv_block(vconn
, &reply
), "OpenFlow packet receive failed");
492 recv_xid
= ((struct ofp_header
*) reply
->data
)->xid
;
493 if (send_xid
== recv_xid
) {
496 ofp_print(stdout
, reply
->data
, reply
->size
, verbosity
+ 1);
498 ofpraw_decode(&raw
, reply
->data
);
499 if (ofptype_from_ofpraw(raw
) == OFPTYPE_ERROR
) {
501 } else if (raw
== reply_raw
) {
502 done
= !ofpmp_more(reply
->data
);
504 ovs_fatal(0, "received bad reply: %s",
505 ofp_to_string(reply
->data
, reply
->size
,
509 VLOG_DBG("received reply with xid %08"PRIx32
" "
510 "!= expected %08"PRIx32
, recv_xid
, send_xid
);
512 ofpbuf_delete(reply
);
517 dump_trivial_stats_transaction(const char *vconn_name
, enum ofpraw raw
)
519 struct ofpbuf
*request
;
522 open_vconn(vconn_name
, &vconn
);
523 request
= ofpraw_alloc(raw
, vconn_get_version(vconn
), 0);
524 dump_stats_transaction(vconn
, request
);
528 /* Sends all of the 'requests', which should be requests that only have replies
529 * if an error occurs, and waits for them to succeed or fail. If an error does
530 * occur, prints it and exits with an error.
532 * Destroys all of the 'requests'. */
534 transact_multiple_noreply(struct vconn
*vconn
, struct list
*requests
)
536 struct ofpbuf
*request
, *reply
;
538 LIST_FOR_EACH (request
, list_node
, requests
) {
539 ofpmsg_update_length(request
);
542 run(vconn_transact_multiple_noreply(vconn
, requests
, &reply
),
543 "talking to %s", vconn_get_name(vconn
));
545 ofp_print(stderr
, reply
->data
, reply
->size
, verbosity
+ 2);
548 ofpbuf_delete(reply
);
551 /* Sends 'request', which should be a request that only has a reply if an error
552 * occurs, and waits for it to succeed or fail. If an error does occur, prints
553 * it and exits with an error.
555 * Destroys 'request'. */
557 transact_noreply(struct vconn
*vconn
, struct ofpbuf
*request
)
559 struct list requests
;
561 list_init(&requests
);
562 list_push_back(&requests
, &request
->list_node
);
563 transact_multiple_noreply(vconn
, &requests
);
567 fetch_switch_config(struct vconn
*vconn
, struct ofp_switch_config
*config_
)
569 struct ofp_switch_config
*config
;
570 struct ofpbuf
*request
;
571 struct ofpbuf
*reply
;
574 request
= ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST
,
575 vconn_get_version(vconn
), 0);
576 run(vconn_transact(vconn
, request
, &reply
),
577 "talking to %s", vconn_get_name(vconn
));
579 if (ofptype_pull(&type
, reply
) || type
!= OFPTYPE_GET_CONFIG_REPLY
) {
580 ovs_fatal(0, "%s: bad reply to config request", vconn_get_name(vconn
));
583 config
= ofpbuf_pull(reply
, sizeof *config
);
586 ofpbuf_delete(reply
);
590 set_switch_config(struct vconn
*vconn
, const struct ofp_switch_config
*config
)
592 struct ofpbuf
*request
;
594 request
= ofpraw_alloc(OFPRAW_OFPT_SET_CONFIG
, vconn_get_version(vconn
), 0);
595 ofpbuf_put(request
, config
, sizeof *config
);
597 transact_noreply(vconn
, request
);
601 ofctl_show(int argc OVS_UNUSED
, char *argv
[])
603 const char *vconn_name
= argv
[1];
605 struct ofpbuf
*request
;
606 struct ofpbuf
*reply
;
609 open_vconn(vconn_name
, &vconn
);
610 request
= ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST
,
611 vconn_get_version(vconn
), 0);
612 run(vconn_transact(vconn
, request
, &reply
), "talking to %s", vconn_name
);
614 trunc
= ofputil_switch_features_ports_trunc(reply
);
615 ofp_print(stdout
, reply
->data
, reply
->size
, verbosity
+ 1);
617 ofpbuf_delete(reply
);
620 /* The Features Reply may not contain all the ports, so send a
621 * Port Description stats request, which doesn't have size
623 dump_trivial_stats_transaction(vconn_name
,
624 OFPRAW_OFPST_PORT_DESC_REQUEST
);
626 dump_trivial_transaction(vconn_name
, OFPRAW_OFPT_GET_CONFIG_REQUEST
);
631 ofctl_dump_desc(int argc OVS_UNUSED
, char *argv
[])
633 dump_trivial_stats_transaction(argv
[1], OFPRAW_OFPST_DESC_REQUEST
);
637 ofctl_dump_tables(int argc OVS_UNUSED
, char *argv
[])
639 dump_trivial_stats_transaction(argv
[1], OFPRAW_OFPST_TABLE_REQUEST
);
643 fetch_port_by_features(const char *vconn_name
,
644 const char *port_name
, ofp_port_t port_no
,
645 struct ofputil_phy_port
*pp
, bool *trunc
)
647 struct ofputil_switch_features features
;
648 const struct ofp_header
*oh
;
649 struct ofpbuf
*request
, *reply
;
656 /* Fetch the switch's ofp_switch_features. */
657 open_vconn(vconn_name
, &vconn
);
658 request
= ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST
,
659 vconn_get_version(vconn
), 0);
660 run(vconn_transact(vconn
, request
, &reply
), "talking to %s", vconn_name
);
664 if (ofptype_decode(&type
, reply
->data
)
665 || type
!= OFPTYPE_FEATURES_REPLY
) {
666 ovs_fatal(0, "%s: received bad features reply", vconn_name
);
670 if (ofputil_switch_features_ports_trunc(reply
)) {
675 error
= ofputil_decode_switch_features(oh
, &features
, &b
);
677 ovs_fatal(0, "%s: failed to decode features reply (%s)",
678 vconn_name
, ofperr_to_string(error
));
681 while (!ofputil_pull_phy_port(oh
->version
, &b
, pp
)) {
682 if (port_no
!= OFPP_NONE
683 ? port_no
== pp
->port_no
684 : !strcmp(pp
->name
, port_name
)) {
691 ofpbuf_delete(reply
);
696 fetch_port_by_stats(const char *vconn_name
,
697 const char *port_name
, ofp_port_t port_no
,
698 struct ofputil_phy_port
*pp
)
700 struct ofpbuf
*request
;
706 request
= ofpraw_alloc(OFPRAW_OFPST_PORT_DESC_REQUEST
, OFP10_VERSION
, 0);
707 send_xid
= ((struct ofp_header
*) request
->data
)->xid
;
709 open_vconn(vconn_name
, &vconn
);
710 send_openflow_buffer(vconn
, request
);
713 struct ofpbuf
*reply
;
715 run(vconn_recv_block(vconn
, &reply
), "OpenFlow packet receive failed");
716 recv_xid
= ((struct ofp_header
*) reply
->data
)->xid
;
717 if (send_xid
== recv_xid
) {
718 struct ofp_header
*oh
= reply
->data
;
723 ofpbuf_use_const(&b
, oh
, ntohs(oh
->length
));
724 if (ofptype_pull(&type
, &b
)
725 || type
!= OFPTYPE_PORT_DESC_STATS_REPLY
) {
726 ovs_fatal(0, "received bad reply: %s",
727 ofp_to_string(reply
->data
, reply
->size
,
731 flags
= ofpmp_flags(oh
);
732 done
= !(flags
& OFPSF_REPLY_MORE
);
735 /* We've already found the port, but we need to drain
736 * the queue of any other replies for this request. */
740 while (!ofputil_pull_phy_port(oh
->version
, &b
, pp
)) {
741 if (port_no
!= OFPP_NONE
? port_no
== pp
->port_no
742 : !strcmp(pp
->name
, port_name
)) {
748 VLOG_DBG("received reply with xid %08"PRIx32
" "
749 "!= expected %08"PRIx32
, recv_xid
, send_xid
);
751 ofpbuf_delete(reply
);
759 str_to_ofp(const char *s
, ofp_port_t
*ofp_port
)
764 ret
= str_to_uint(s
, 10, &port_
);
765 *ofp_port
= u16_to_ofp(port_
);
769 /* Opens a connection to 'vconn_name', fetches the port structure for
770 * 'port_name' (which may be a port name or number), and copies it into
773 fetch_ofputil_phy_port(const char *vconn_name
, const char *port_name
,
774 struct ofputil_phy_port
*pp
)
780 /* Try to interpret the argument as a port number. */
781 if (!str_to_ofp(port_name
, &port_no
)) {
785 /* Try to find the port based on the Features Reply. If it looks
786 * like the results may be truncated, then use the Port Description
787 * stats message introduced in OVS 1.7. */
788 found
= fetch_port_by_features(vconn_name
, port_name
, port_no
, pp
,
791 found
= fetch_port_by_stats(vconn_name
, port_name
, port_no
, pp
);
795 ovs_fatal(0, "%s: couldn't find port `%s'", vconn_name
, port_name
);
799 /* Returns the port number corresponding to 'port_name' (which may be a port
800 * name or number) within the switch 'vconn_name'. */
802 str_to_port_no(const char *vconn_name
, const char *port_name
)
806 if (ofputil_port_from_string(port_name
, &port_no
)) {
809 struct ofputil_phy_port pp
;
811 fetch_ofputil_phy_port(vconn_name
, port_name
, &pp
);
817 try_set_protocol(struct vconn
*vconn
, enum ofputil_protocol want
,
818 enum ofputil_protocol
*cur
)
821 struct ofpbuf
*request
, *reply
;
822 enum ofputil_protocol next
;
824 request
= ofputil_encode_set_protocol(*cur
, want
, &next
);
829 run(vconn_transact_noreply(vconn
, request
, &reply
),
830 "talking to %s", vconn_get_name(vconn
));
832 char *s
= ofp_to_string(reply
->data
, reply
->size
, 2);
833 VLOG_DBG("%s: failed to set protocol, switch replied: %s",
834 vconn_get_name(vconn
), s
);
836 ofpbuf_delete(reply
);
844 static enum ofputil_protocol
845 set_protocol_for_flow_dump(struct vconn
*vconn
,
846 enum ofputil_protocol cur_protocol
,
847 enum ofputil_protocol usable_protocols
)
852 for (i
= 0; i
< ofputil_n_flow_dump_protocols
; i
++) {
853 enum ofputil_protocol f
= ofputil_flow_dump_protocols
[i
];
854 if (f
& usable_protocols
& allowed_protocols
855 && try_set_protocol(vconn
, f
, &cur_protocol
)) {
860 usable_s
= ofputil_protocols_to_string(usable_protocols
);
861 if (usable_protocols
& allowed_protocols
) {
862 ovs_fatal(0, "switch does not support any of the usable flow "
863 "formats (%s)", usable_s
);
865 char *allowed_s
= ofputil_protocols_to_string(allowed_protocols
);
866 ovs_fatal(0, "none of the usable flow formats (%s) is among the "
867 "allowed flow formats (%s)", usable_s
, allowed_s
);
871 static struct vconn
*
872 prepare_dump_flows(int argc
, char *argv
[], bool aggregate
,
873 struct ofpbuf
**requestp
)
875 enum ofputil_protocol usable_protocols
, protocol
;
876 struct ofputil_flow_stats_request fsr
;
880 error
= parse_ofp_flow_stats_request_str(&fsr
, aggregate
,
881 argc
> 2 ? argv
[2] : "",
884 ovs_fatal(0, "%s", error
);
887 protocol
= open_vconn(argv
[1], &vconn
);
888 protocol
= set_protocol_for_flow_dump(vconn
, protocol
, usable_protocols
);
889 *requestp
= ofputil_encode_flow_stats_request(&fsr
, protocol
);
894 ofctl_dump_flows__(int argc
, char *argv
[], bool aggregate
)
896 struct ofpbuf
*request
;
899 vconn
= prepare_dump_flows(argc
, argv
, aggregate
, &request
);
900 dump_stats_transaction(vconn
, request
);
905 compare_flows(const void *afs_
, const void *bfs_
)
907 const struct ofputil_flow_stats
*afs
= afs_
;
908 const struct ofputil_flow_stats
*bfs
= bfs_
;
909 const struct match
*a
= &afs
->match
;
910 const struct match
*b
= &bfs
->match
;
911 const struct sort_criterion
*sc
;
913 for (sc
= criteria
; sc
< &criteria
[n_criteria
]; sc
++) {
914 const struct mf_field
*f
= sc
->field
;
918 unsigned int a_pri
= afs
->priority
;
919 unsigned int b_pri
= bfs
->priority
;
920 ret
= a_pri
< b_pri
? -1 : a_pri
> b_pri
;
924 ina
= mf_are_prereqs_ok(f
, &a
->flow
) && !mf_is_all_wild(f
, &a
->wc
);
925 inb
= mf_are_prereqs_ok(f
, &b
->flow
) && !mf_is_all_wild(f
, &b
->wc
);
927 /* Skip the test for sc->order, so that missing fields always
928 * sort to the end whether we're sorting in ascending or
929 * descending order. */
932 union mf_value aval
, bval
;
934 mf_get_value(f
, &a
->flow
, &aval
);
935 mf_get_value(f
, &b
->flow
, &bval
);
936 ret
= memcmp(&aval
, &bval
, f
->n_bytes
);
941 return sc
->order
== SORT_ASC
? ret
: -ret
;
949 ofctl_dump_flows(int argc
, char *argv
[])
952 return ofctl_dump_flows__(argc
, argv
, false);
954 struct ofputil_flow_stats
*fses
;
955 size_t n_fses
, allocated_fses
;
956 struct ofpbuf
*request
;
957 struct ofpbuf ofpacts
;
958 struct ofpbuf
*reply
;
964 vconn
= prepare_dump_flows(argc
, argv
, false, &request
);
965 send_xid
= ((struct ofp_header
*) request
->data
)->xid
;
966 send_openflow_buffer(vconn
, request
);
969 n_fses
= allocated_fses
= 0;
971 ofpbuf_init(&ofpacts
, 0);
973 struct ofputil_flow_stats
*fs
;
975 if (n_fses
>= allocated_fses
) {
976 fses
= x2nrealloc(fses
, &allocated_fses
, sizeof *fses
);
980 if (!recv_flow_stats_reply(vconn
, send_xid
, &reply
, fs
,
984 fs
->ofpacts
= xmemdup(fs
->ofpacts
, fs
->ofpacts_len
);
987 ofpbuf_uninit(&ofpacts
);
989 qsort(fses
, n_fses
, sizeof *fses
, compare_flows
);
992 for (i
= 0; i
< n_fses
; i
++) {
994 ofp_print_flow_stats(&s
, &fses
[i
]);
999 for (i
= 0; i
< n_fses
; i
++) {
1000 free(fses
[i
].ofpacts
);
1009 ofctl_dump_aggregate(int argc
, char *argv
[])
1011 return ofctl_dump_flows__(argc
, argv
, true);
1015 ofctl_queue_stats(int argc
, char *argv
[])
1017 struct ofpbuf
*request
;
1018 struct vconn
*vconn
;
1019 struct ofputil_queue_stats_request oqs
;
1021 open_vconn(argv
[1], &vconn
);
1023 if (argc
> 2 && argv
[2][0] && strcasecmp(argv
[2], "all")) {
1024 oqs
.port_no
= str_to_port_no(argv
[1], argv
[2]);
1026 oqs
.port_no
= OFPP_ANY
;
1028 if (argc
> 3 && argv
[3][0] && strcasecmp(argv
[3], "all")) {
1029 oqs
.queue_id
= atoi(argv
[3]);
1031 oqs
.queue_id
= OFPQ_ALL
;
1034 request
= ofputil_encode_queue_stats_request(vconn_get_version(vconn
), &oqs
);
1035 dump_stats_transaction(vconn
, request
);
1039 static enum ofputil_protocol
1040 open_vconn_for_flow_mod(const char *remote
, struct vconn
**vconnp
,
1041 enum ofputil_protocol usable_protocols
)
1043 enum ofputil_protocol cur_protocol
;
1047 if (!(usable_protocols
& allowed_protocols
)) {
1048 char *allowed_s
= ofputil_protocols_to_string(allowed_protocols
);
1049 usable_s
= ofputil_protocols_to_string(usable_protocols
);
1050 ovs_fatal(0, "none of the usable flow formats (%s) is among the "
1051 "allowed flow formats (%s)", usable_s
, allowed_s
);
1054 /* If the initial flow format is allowed and usable, keep it. */
1055 cur_protocol
= open_vconn(remote
, vconnp
);
1056 if (usable_protocols
& allowed_protocols
& cur_protocol
) {
1057 return cur_protocol
;
1060 /* Otherwise try each flow format in turn. */
1061 for (i
= 0; i
< sizeof(enum ofputil_protocol
) * CHAR_BIT
; i
++) {
1062 enum ofputil_protocol f
= 1 << i
;
1064 if (f
!= cur_protocol
1065 && f
& usable_protocols
& allowed_protocols
1066 && try_set_protocol(*vconnp
, f
, &cur_protocol
)) {
1071 usable_s
= ofputil_protocols_to_string(usable_protocols
);
1072 ovs_fatal(0, "switch does not support any of the usable flow "
1073 "formats (%s)", usable_s
);
1077 ofctl_flow_mod__(const char *remote
, struct ofputil_flow_mod
*fms
,
1078 size_t n_fms
, enum ofputil_protocol usable_protocols
)
1080 enum ofputil_protocol protocol
;
1081 struct vconn
*vconn
;
1084 protocol
= open_vconn_for_flow_mod(remote
, &vconn
, usable_protocols
);
1086 for (i
= 0; i
< n_fms
; i
++) {
1087 struct ofputil_flow_mod
*fm
= &fms
[i
];
1089 transact_noreply(vconn
, ofputil_encode_flow_mod(fm
, protocol
));
1096 ofctl_flow_mod_file(int argc OVS_UNUSED
, char *argv
[], uint16_t command
)
1098 enum ofputil_protocol usable_protocols
;
1099 struct ofputil_flow_mod
*fms
= NULL
;
1103 error
= parse_ofp_flow_mod_file(argv
[2], command
, &fms
, &n_fms
,
1106 ovs_fatal(0, "%s", error
);
1108 ofctl_flow_mod__(argv
[1], fms
, n_fms
, usable_protocols
);
1113 ofctl_flow_mod(int argc
, char *argv
[], uint16_t command
)
1115 enum ofputil_protocol usable_protocols
;
1117 if (argc
> 2 && !strcmp(argv
[2], "-")) {
1118 ofctl_flow_mod_file(argc
, argv
, command
);
1120 struct ofputil_flow_mod fm
;
1123 error
= parse_ofp_flow_mod_str(&fm
, argc
> 2 ? argv
[2] : "", command
,
1126 ovs_fatal(0, "%s", error
);
1128 ofctl_flow_mod__(argv
[1], &fm
, 1, usable_protocols
);
1133 ofctl_add_flow(int argc
, char *argv
[])
1135 ofctl_flow_mod(argc
, argv
, OFPFC_ADD
);
1139 ofctl_add_flows(int argc
, char *argv
[])
1141 ofctl_flow_mod_file(argc
, argv
, OFPFC_ADD
);
1145 ofctl_mod_flows(int argc
, char *argv
[])
1147 ofctl_flow_mod(argc
, argv
, strict
? OFPFC_MODIFY_STRICT
: OFPFC_MODIFY
);
1151 ofctl_del_flows(int argc
, char *argv
[])
1153 ofctl_flow_mod(argc
, argv
, strict
? OFPFC_DELETE_STRICT
: OFPFC_DELETE
);
1157 set_packet_in_format(struct vconn
*vconn
,
1158 enum nx_packet_in_format packet_in_format
)
1160 struct ofpbuf
*spif
;
1162 spif
= ofputil_make_set_packet_in_format(vconn_get_version(vconn
),
1164 transact_noreply(vconn
, spif
);
1165 VLOG_DBG("%s: using user-specified packet in format %s",
1166 vconn_get_name(vconn
),
1167 ofputil_packet_in_format_to_string(packet_in_format
));
1171 monitor_set_invalid_ttl_to_controller(struct vconn
*vconn
)
1173 struct ofp_switch_config config
;
1174 enum ofp_config_flags flags
;
1176 fetch_switch_config(vconn
, &config
);
1177 flags
= ntohs(config
.flags
);
1178 if (!(flags
& OFPC_INVALID_TTL_TO_CONTROLLER
)) {
1179 /* Set the invalid ttl config. */
1180 flags
|= OFPC_INVALID_TTL_TO_CONTROLLER
;
1182 config
.flags
= htons(flags
);
1183 set_switch_config(vconn
, &config
);
1185 /* Then retrieve the configuration to see if it really took. OpenFlow
1186 * doesn't define error reporting for bad modes, so this is all we can
1188 fetch_switch_config(vconn
, &config
);
1189 flags
= ntohs(config
.flags
);
1190 if (!(flags
& OFPC_INVALID_TTL_TO_CONTROLLER
)) {
1191 ovs_fatal(0, "setting invalid_ttl_to_controller failed (this "
1192 "switch probably doesn't support mode)");
1199 /* Converts hex digits in 'hex' to an OpenFlow message in '*msgp'. The
1200 * caller must free '*msgp'. On success, returns NULL. On failure, returns
1201 * an error message and stores NULL in '*msgp'. */
1203 openflow_from_hex(const char *hex
, struct ofpbuf
**msgp
)
1205 struct ofp_header
*oh
;
1208 msg
= ofpbuf_new(strlen(hex
) / 2);
1211 if (ofpbuf_put_hex(msg
, hex
, NULL
)[0] != '\0') {
1213 return "Trailing garbage in hex data";
1216 if (msg
->size
< sizeof(struct ofp_header
)) {
1218 return "Message too short for OpenFlow";
1222 if (msg
->size
!= ntohs(oh
->length
)) {
1224 return "Message size does not match length in OpenFlow header";
1232 ofctl_send(struct unixctl_conn
*conn
, int argc
,
1233 const char *argv
[], void *vconn_
)
1235 struct vconn
*vconn
= vconn_
;
1242 for (i
= 1; i
< argc
; i
++) {
1243 const char *error_msg
;
1247 error_msg
= openflow_from_hex(argv
[i
], &msg
);
1249 ds_put_format(&reply
, "%s\n", error_msg
);
1254 fprintf(stderr
, "send: ");
1255 ofp_print(stderr
, msg
->data
, msg
->size
, verbosity
);
1257 error
= vconn_send_block(vconn
, msg
);
1260 ds_put_format(&reply
, "%s\n", ovs_strerror(error
));
1263 ds_put_cstr(&reply
, "sent\n");
1268 unixctl_command_reply(conn
, ds_cstr(&reply
));
1270 unixctl_command_reply_error(conn
, ds_cstr(&reply
));
1275 struct barrier_aux
{
1276 struct vconn
*vconn
; /* OpenFlow connection for sending barrier. */
1277 struct unixctl_conn
*conn
; /* Connection waiting for barrier response. */
1281 ofctl_barrier(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1282 const char *argv
[] OVS_UNUSED
, void *aux_
)
1284 struct barrier_aux
*aux
= aux_
;
1289 unixctl_command_reply_error(conn
, "already waiting for barrier reply");
1293 msg
= ofputil_encode_barrier_request(vconn_get_version(aux
->vconn
));
1294 error
= vconn_send_block(aux
->vconn
, msg
);
1297 unixctl_command_reply_error(conn
, ovs_strerror(error
));
1304 ofctl_set_output_file(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1305 const char *argv
[], void *aux OVS_UNUSED
)
1309 fd
= open(argv
[1], O_CREAT
| O_TRUNC
| O_WRONLY
, 0666);
1311 unixctl_command_reply_error(conn
, ovs_strerror(errno
));
1316 dup2(fd
, STDERR_FILENO
);
1318 unixctl_command_reply(conn
, NULL
);
1322 ofctl_block(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1323 const char *argv
[] OVS_UNUSED
, void *blocked_
)
1325 bool *blocked
= blocked_
;
1329 unixctl_command_reply(conn
, NULL
);
1331 unixctl_command_reply(conn
, "already blocking");
1336 ofctl_unblock(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
1337 const char *argv
[] OVS_UNUSED
, void *blocked_
)
1339 bool *blocked
= blocked_
;
1343 unixctl_command_reply(conn
, NULL
);
1345 unixctl_command_reply(conn
, "already unblocked");
1349 /* Prints to stdout all of the messages received on 'vconn'.
1351 * Iff 'reply_to_echo_requests' is true, sends a reply to any echo request
1352 * received on 'vconn'. */
1354 monitor_vconn(struct vconn
*vconn
, bool reply_to_echo_requests
)
1356 struct barrier_aux barrier_aux
= { vconn
, NULL
};
1357 struct unixctl_server
*server
;
1358 bool exiting
= false;
1359 bool blocked
= false;
1362 daemon_save_fd(STDERR_FILENO
);
1364 error
= unixctl_server_create(NULL
, &server
);
1366 ovs_fatal(error
, "failed to create unixctl server");
1368 unixctl_command_register("exit", "", 0, 0, ofctl_exit
, &exiting
);
1369 unixctl_command_register("ofctl/send", "OFMSG...", 1, INT_MAX
,
1371 unixctl_command_register("ofctl/barrier", "", 0, 0,
1372 ofctl_barrier
, &barrier_aux
);
1373 unixctl_command_register("ofctl/set-output-file", "FILE", 1, 1,
1374 ofctl_set_output_file
, NULL
);
1376 unixctl_command_register("ofctl/block", "", 0, 0, ofctl_block
, &blocked
);
1377 unixctl_command_register("ofctl/unblock", "", 0, 0, ofctl_unblock
,
1380 daemonize_complete();
1386 unixctl_server_run(server
);
1391 retval
= vconn_recv(vconn
, &b
);
1392 if (retval
== EAGAIN
) {
1395 run(retval
, "vconn_recv");
1398 char *s
= xastrftime("%Y-%m-%d %H:%M:%S: ", time_wall(), true);
1403 ofptype_decode(&type
, b
->data
);
1404 ofp_print(stderr
, b
->data
, b
->size
, verbosity
+ 2);
1406 switch ((int) type
) {
1407 case OFPTYPE_BARRIER_REPLY
:
1408 if (barrier_aux
.conn
) {
1409 unixctl_command_reply(barrier_aux
.conn
, NULL
);
1410 barrier_aux
.conn
= NULL
;
1414 case OFPTYPE_ECHO_REQUEST
:
1415 if (reply_to_echo_requests
) {
1416 struct ofpbuf
*reply
;
1418 reply
= make_echo_reply(b
->data
);
1419 retval
= vconn_send_block(vconn
, reply
);
1421 ovs_fatal(retval
, "failed to send echo reply");
1434 vconn_run_wait(vconn
);
1436 vconn_recv_wait(vconn
);
1438 unixctl_server_wait(server
);
1442 unixctl_server_destroy(server
);
1446 ofctl_monitor(int argc
, char *argv
[])
1448 struct vconn
*vconn
;
1450 enum ofputil_protocol usable_protocols
;
1452 open_vconn(argv
[1], &vconn
);
1453 for (i
= 2; i
< argc
; i
++) {
1454 const char *arg
= argv
[i
];
1456 if (isdigit((unsigned char) *arg
)) {
1457 struct ofp_switch_config config
;
1459 fetch_switch_config(vconn
, &config
);
1460 config
.miss_send_len
= htons(atoi(arg
));
1461 set_switch_config(vconn
, &config
);
1462 } else if (!strcmp(arg
, "invalid_ttl")) {
1463 monitor_set_invalid_ttl_to_controller(vconn
);
1464 } else if (!strncmp(arg
, "watch:", 6)) {
1465 struct ofputil_flow_monitor_request fmr
;
1469 error
= parse_flow_monitor_request(&fmr
, arg
+ 6,
1472 ovs_fatal(0, "%s", error
);
1475 msg
= ofpbuf_new(0);
1476 ofputil_append_flow_monitor_request(&fmr
, msg
);
1477 dump_stats_transaction(vconn
, msg
);
1479 ovs_fatal(0, "%s: unsupported \"monitor\" argument", arg
);
1483 if (preferred_packet_in_format
>= 0) {
1484 set_packet_in_format(vconn
, preferred_packet_in_format
);
1486 enum ofp_version version
= vconn_get_version(vconn
);
1489 case OFP10_VERSION
: {
1490 struct ofpbuf
*spif
, *reply
;
1492 spif
= ofputil_make_set_packet_in_format(vconn_get_version(vconn
),
1494 run(vconn_transact_noreply(vconn
, spif
, &reply
),
1495 "talking to %s", vconn_get_name(vconn
));
1497 char *s
= ofp_to_string(reply
->data
, reply
->size
, 2);
1498 VLOG_DBG("%s: failed to set packet in format to nxm, controller"
1499 " replied: %s. Falling back to the switch default.",
1500 vconn_get_name(vconn
), s
);
1502 ofpbuf_delete(reply
);
1515 monitor_vconn(vconn
, true);
1519 ofctl_snoop(int argc OVS_UNUSED
, char *argv
[])
1521 struct vconn
*vconn
;
1523 open_vconn__(argv
[1], SNOOP
, &vconn
);
1524 monitor_vconn(vconn
, false);
1528 ofctl_dump_ports(int argc
, char *argv
[])
1530 struct ofpbuf
*request
;
1531 struct vconn
*vconn
;
1534 open_vconn(argv
[1], &vconn
);
1535 port
= argc
> 2 ? str_to_port_no(argv
[1], argv
[2]) : OFPP_ANY
;
1536 request
= ofputil_encode_dump_ports_request(vconn_get_version(vconn
), port
);
1537 dump_stats_transaction(vconn
, request
);
1542 ofctl_dump_ports_desc(int argc OVS_UNUSED
, char *argv
[])
1544 dump_trivial_stats_transaction(argv
[1], OFPRAW_OFPST_PORT_DESC_REQUEST
);
1548 ofctl_probe(int argc OVS_UNUSED
, char *argv
[])
1550 struct ofpbuf
*request
;
1551 struct vconn
*vconn
;
1552 struct ofpbuf
*reply
;
1554 open_vconn(argv
[1], &vconn
);
1555 request
= make_echo_request(vconn_get_version(vconn
));
1556 run(vconn_transact(vconn
, request
, &reply
), "talking to %s", argv
[1]);
1557 if (reply
->size
!= sizeof(struct ofp_header
)) {
1558 ovs_fatal(0, "reply does not match request");
1560 ofpbuf_delete(reply
);
1565 ofctl_packet_out(int argc
, char *argv
[])
1567 enum ofputil_protocol protocol
;
1568 struct ofputil_packet_out po
;
1569 struct ofpbuf ofpacts
;
1570 struct vconn
*vconn
;
1573 enum ofputil_protocol usable_protocols
; /* TODO: Use in proto selection */
1575 ofpbuf_init(&ofpacts
, 64);
1576 error
= parse_ofpacts(argv
[3], &ofpacts
, &usable_protocols
);
1578 ovs_fatal(0, "%s", error
);
1581 po
.buffer_id
= UINT32_MAX
;
1582 po
.in_port
= str_to_port_no(argv
[1], argv
[2]);
1583 po
.ofpacts
= ofpacts
.data
;
1584 po
.ofpacts_len
= ofpacts
.size
;
1586 protocol
= open_vconn(argv
[1], &vconn
);
1587 for (i
= 4; i
< argc
; i
++) {
1588 struct ofpbuf
*packet
, *opo
;
1589 const char *error_msg
;
1591 error_msg
= eth_from_hex(argv
[i
], &packet
);
1593 ovs_fatal(0, "%s", error_msg
);
1596 po
.packet
= packet
->data
;
1597 po
.packet_len
= packet
->size
;
1598 opo
= ofputil_encode_packet_out(&po
, protocol
);
1599 transact_noreply(vconn
, opo
);
1600 ofpbuf_delete(packet
);
1603 ofpbuf_uninit(&ofpacts
);
1607 ofctl_mod_port(int argc OVS_UNUSED
, char *argv
[])
1609 struct ofp_config_flag
{
1610 const char *name
; /* The flag's name. */
1611 enum ofputil_port_config bit
; /* Bit to turn on or off. */
1612 bool on
; /* Value to set the bit to. */
1614 static const struct ofp_config_flag flags
[] = {
1615 { "up", OFPUTIL_PC_PORT_DOWN
, false },
1616 { "down", OFPUTIL_PC_PORT_DOWN
, true },
1617 { "stp", OFPUTIL_PC_NO_STP
, false },
1618 { "receive", OFPUTIL_PC_NO_RECV
, false },
1619 { "receive-stp", OFPUTIL_PC_NO_RECV_STP
, false },
1620 { "flood", OFPUTIL_PC_NO_FLOOD
, false },
1621 { "forward", OFPUTIL_PC_NO_FWD
, false },
1622 { "packet-in", OFPUTIL_PC_NO_PACKET_IN
, false },
1625 const struct ofp_config_flag
*flag
;
1626 enum ofputil_protocol protocol
;
1627 struct ofputil_port_mod pm
;
1628 struct ofputil_phy_port pp
;
1629 struct vconn
*vconn
;
1630 const char *command
;
1633 fetch_ofputil_phy_port(argv
[1], argv
[2], &pp
);
1635 pm
.port_no
= pp
.port_no
;
1636 memcpy(pm
.hw_addr
, pp
.hw_addr
, ETH_ADDR_LEN
);
1641 if (!strncasecmp(argv
[3], "no-", 3)) {
1642 command
= argv
[3] + 3;
1644 } else if (!strncasecmp(argv
[3], "no", 2)) {
1645 command
= argv
[3] + 2;
1651 for (flag
= flags
; flag
< &flags
[ARRAY_SIZE(flags
)]; flag
++) {
1652 if (!strcasecmp(command
, flag
->name
)) {
1653 pm
.mask
= flag
->bit
;
1654 pm
.config
= flag
->on
^ not ? flag
->bit
: 0;
1658 ovs_fatal(0, "unknown mod-port command '%s'", argv
[3]);
1661 protocol
= open_vconn(argv
[1], &vconn
);
1662 transact_noreply(vconn
, ofputil_encode_port_mod(&pm
, protocol
));
1667 ofctl_get_frags(int argc OVS_UNUSED
, char *argv
[])
1669 struct ofp_switch_config config
;
1670 struct vconn
*vconn
;
1672 open_vconn(argv
[1], &vconn
);
1673 fetch_switch_config(vconn
, &config
);
1674 puts(ofputil_frag_handling_to_string(ntohs(config
.flags
)));
1679 ofctl_set_frags(int argc OVS_UNUSED
, char *argv
[])
1681 struct ofp_switch_config config
;
1682 enum ofp_config_flags mode
;
1683 struct vconn
*vconn
;
1686 if (!ofputil_frag_handling_from_string(argv
[2], &mode
)) {
1687 ovs_fatal(0, "%s: unknown fragment handling mode", argv
[2]);
1690 open_vconn(argv
[1], &vconn
);
1691 fetch_switch_config(vconn
, &config
);
1692 flags
= htons(mode
) | (config
.flags
& htons(~OFPC_FRAG_MASK
));
1693 if (flags
!= config
.flags
) {
1694 /* Set the configuration. */
1695 config
.flags
= flags
;
1696 set_switch_config(vconn
, &config
);
1698 /* Then retrieve the configuration to see if it really took. OpenFlow
1699 * doesn't define error reporting for bad modes, so this is all we can
1701 fetch_switch_config(vconn
, &config
);
1702 if (flags
!= config
.flags
) {
1703 ovs_fatal(0, "%s: setting fragment handling mode failed (this "
1704 "switch probably doesn't support mode \"%s\")",
1705 argv
[1], ofputil_frag_handling_to_string(mode
));
1712 ofctl_ofp_parse(int argc OVS_UNUSED
, char *argv
[])
1714 const char *filename
= argv
[1];
1718 file
= !strcmp(filename
, "-") ? stdin
: fopen(filename
, "r");
1720 ovs_fatal(errno
, "%s: open", filename
);
1723 ofpbuf_init(&b
, 65536);
1725 struct ofp_header
*oh
;
1726 size_t length
, tail_len
;
1731 oh
= ofpbuf_put_uninit(&b
, sizeof *oh
);
1732 n
= fread(oh
, 1, sizeof *oh
, file
);
1735 } else if (n
< sizeof *oh
) {
1736 ovs_fatal(0, "%s: unexpected end of file mid-message", filename
);
1739 length
= ntohs(oh
->length
);
1740 if (length
< sizeof *oh
) {
1741 ovs_fatal(0, "%s: %zu-byte message is too short for OpenFlow",
1745 tail_len
= length
- sizeof *oh
;
1746 tail
= ofpbuf_put_uninit(&b
, tail_len
);
1747 n
= fread(tail
, 1, tail_len
, file
);
1749 ovs_fatal(0, "%s: unexpected end of file mid-message", filename
);
1752 ofp_print(stdout
, b
.data
, b
.size
, verbosity
+ 2);
1756 if (file
!= stdin
) {
1762 ofctl_ping(int argc
, char *argv
[])
1764 size_t max_payload
= 65535 - sizeof(struct ofp_header
);
1765 unsigned int payload
;
1766 struct vconn
*vconn
;
1769 payload
= argc
> 2 ? atoi(argv
[2]) : 64;
1770 if (payload
> max_payload
) {
1771 ovs_fatal(0, "payload must be between 0 and %zu bytes", max_payload
);
1774 open_vconn(argv
[1], &vconn
);
1775 for (i
= 0; i
< 10; i
++) {
1776 struct timeval start
, end
;
1777 struct ofpbuf
*request
, *reply
;
1778 const struct ofp_header
*rpy_hdr
;
1781 request
= ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST
,
1782 vconn_get_version(vconn
), payload
);
1783 random_bytes(ofpbuf_put_uninit(request
, payload
), payload
);
1785 xgettimeofday(&start
);
1786 run(vconn_transact(vconn
, ofpbuf_clone(request
), &reply
), "transact");
1787 xgettimeofday(&end
);
1789 rpy_hdr
= reply
->data
;
1790 if (ofptype_pull(&type
, reply
)
1791 || type
!= OFPTYPE_ECHO_REPLY
1792 || reply
->size
!= payload
1793 || memcmp(request
->l3
, reply
->l3
, payload
)) {
1794 printf("Reply does not match request. Request:\n");
1795 ofp_print(stdout
, request
, request
->size
, verbosity
+ 2);
1797 ofp_print(stdout
, reply
, reply
->size
, verbosity
+ 2);
1799 printf("%zu bytes from %s: xid=%08"PRIx32
" time=%.1f ms\n",
1800 reply
->size
, argv
[1], ntohl(rpy_hdr
->xid
),
1801 (1000*(double)(end
.tv_sec
- start
.tv_sec
))
1802 + (.001*(end
.tv_usec
- start
.tv_usec
)));
1803 ofpbuf_delete(request
);
1804 ofpbuf_delete(reply
);
1810 ofctl_benchmark(int argc OVS_UNUSED
, char *argv
[])
1812 size_t max_payload
= 65535 - sizeof(struct ofp_header
);
1813 struct timeval start
, end
;
1814 unsigned int payload_size
, message_size
;
1815 struct vconn
*vconn
;
1820 payload_size
= atoi(argv
[2]);
1821 if (payload_size
> max_payload
) {
1822 ovs_fatal(0, "payload must be between 0 and %zu bytes", max_payload
);
1824 message_size
= sizeof(struct ofp_header
) + payload_size
;
1826 count
= atoi(argv
[3]);
1828 printf("Sending %d packets * %u bytes (with header) = %u bytes total\n",
1829 count
, message_size
, count
* message_size
);
1831 open_vconn(argv
[1], &vconn
);
1832 xgettimeofday(&start
);
1833 for (i
= 0; i
< count
; i
++) {
1834 struct ofpbuf
*request
, *reply
;
1836 request
= ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST
,
1837 vconn_get_version(vconn
), payload_size
);
1838 ofpbuf_put_zeros(request
, payload_size
);
1839 run(vconn_transact(vconn
, request
, &reply
), "transact");
1840 ofpbuf_delete(reply
);
1842 xgettimeofday(&end
);
1845 duration
= ((1000*(double)(end
.tv_sec
- start
.tv_sec
))
1846 + (.001*(end
.tv_usec
- start
.tv_usec
)));
1847 printf("Finished in %.1f ms (%.0f packets/s) (%.0f bytes/s)\n",
1848 duration
, count
/ (duration
/ 1000.0),
1849 count
* message_size
/ (duration
/ 1000.0));
1853 ofctl_group_mod__(const char *remote
, struct ofputil_group_mod
*gms
,
1856 struct ofputil_group_mod
*gm
;
1857 struct ofpbuf
*request
;
1859 struct vconn
*vconn
;
1862 open_vconn(remote
, &vconn
);
1864 for (i
= 0; i
< n_gms
; i
++) {
1866 request
= ofputil_encode_group_mod(vconn_get_version(vconn
), gm
);
1868 transact_noreply(vconn
, request
);
1878 ofctl_group_mod_file(int argc OVS_UNUSED
, char *argv
[], uint16_t command
)
1880 struct ofputil_group_mod
*gms
= NULL
;
1881 enum ofputil_protocol usable_protocols
;
1885 error
= parse_ofp_group_mod_file(argv
[2], command
, &gms
, &n_gms
,
1888 ovs_fatal(0, "%s", error
);
1890 ofctl_group_mod__(argv
[1], gms
, n_gms
);
1895 ofctl_group_mod(int argc
, char *argv
[], uint16_t command
)
1897 if (argc
> 2 && !strcmp(argv
[2], "-")) {
1898 ofctl_group_mod_file(argc
, argv
, command
);
1900 enum ofputil_protocol usable_protocols
;
1901 struct ofputil_group_mod gm
;
1904 error
= parse_ofp_group_mod_str(&gm
, command
, argc
> 2 ? argv
[2] : "",
1907 ovs_fatal(0, "%s", error
);
1909 ofctl_group_mod__(argv
[1], &gm
, 1);
1914 ofctl_add_group(int argc
, char *argv
[])
1916 ofctl_group_mod(argc
, argv
, OFPGC11_ADD
);
1920 ofctl_add_groups(int argc
, char *argv
[])
1922 ofctl_group_mod_file(argc
, argv
, OFPGC11_ADD
);
1926 ofctl_mod_group(int argc
, char *argv
[])
1928 ofctl_group_mod(argc
, argv
, OFPGC11_MODIFY
);
1932 ofctl_del_groups(int argc
, char *argv
[])
1934 ofctl_group_mod(argc
, argv
, OFPGC11_DELETE
);
1938 ofctl_dump_group_stats(int argc
, char *argv
[])
1940 enum ofputil_protocol usable_protocols
;
1941 struct ofputil_group_mod gm
;
1942 struct ofpbuf
*request
;
1943 struct vconn
*vconn
;
1947 memset(&gm
, 0, sizeof gm
);
1949 error
= parse_ofp_group_mod_str(&gm
, OFPGC11_DELETE
,
1950 argc
> 2 ? argv
[2] : "",
1953 ovs_fatal(0, "%s", error
);
1956 group_id
= gm
.group_id
;
1958 open_vconn(argv
[1], &vconn
);
1959 request
= ofputil_encode_group_stats_request(vconn_get_version(vconn
),
1962 dump_stats_transaction(vconn
, request
);
1969 ofctl_dump_group_desc(int argc OVS_UNUSED
, char *argv
[])
1971 struct ofpbuf
*request
;
1972 struct vconn
*vconn
;
1974 open_vconn(argv
[1], &vconn
);
1976 request
= ofputil_encode_group_desc_request(vconn_get_version(vconn
));
1978 dump_stats_transaction(vconn
, request
);
1985 ofctl_dump_group_features(int argc OVS_UNUSED
, char *argv
[])
1987 struct ofpbuf
*request
;
1988 struct vconn
*vconn
;
1990 open_vconn(argv
[1], &vconn
);
1991 request
= ofputil_encode_group_features_request(vconn_get_version(vconn
));
1993 dump_stats_transaction(vconn
, request
);
2000 ofctl_help(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2005 /* replace-flows and diff-flows commands. */
2007 /* A flow table entry, possibly with two different versions. */
2009 struct cls_rule rule
; /* Within a "struct classifier". */
2010 struct fte_version
*versions
[2];
2013 /* One version of a Flow Table Entry. */
2014 struct fte_version
{
2016 uint16_t idle_timeout
;
2017 uint16_t hard_timeout
;
2019 struct ofpact
*ofpacts
;
2023 /* Frees 'version' and the data that it owns. */
2025 fte_version_free(struct fte_version
*version
)
2028 free(version
->ofpacts
);
2033 /* Returns true if 'a' and 'b' are the same, false if they differ.
2035 * Ignores differences in 'flags' because there's no way to retrieve flags from
2036 * an OpenFlow switch. We have to assume that they are the same. */
2038 fte_version_equals(const struct fte_version
*a
, const struct fte_version
*b
)
2040 return (a
->cookie
== b
->cookie
2041 && a
->idle_timeout
== b
->idle_timeout
2042 && a
->hard_timeout
== b
->hard_timeout
2043 && ofpacts_equal(a
->ofpacts
, a
->ofpacts_len
,
2044 b
->ofpacts
, b
->ofpacts_len
));
2047 /* Clears 's', then if 's' has a version 'index', formats 'fte' and version
2048 * 'index' into 's', followed by a new-line. */
2050 fte_version_format(const struct fte
*fte
, int index
, struct ds
*s
)
2052 const struct fte_version
*version
= fte
->versions
[index
];
2059 cls_rule_format(&fte
->rule
, s
);
2060 if (version
->cookie
!= htonll(0)) {
2061 ds_put_format(s
, " cookie=0x%"PRIx64
, ntohll(version
->cookie
));
2063 if (version
->idle_timeout
!= OFP_FLOW_PERMANENT
) {
2064 ds_put_format(s
, " idle_timeout=%"PRIu16
, version
->idle_timeout
);
2066 if (version
->hard_timeout
!= OFP_FLOW_PERMANENT
) {
2067 ds_put_format(s
, " hard_timeout=%"PRIu16
, version
->hard_timeout
);
2070 ds_put_char(s
, ' ');
2071 ofpacts_format(version
->ofpacts
, version
->ofpacts_len
, s
);
2073 ds_put_char(s
, '\n');
2077 fte_from_cls_rule(const struct cls_rule
*cls_rule
)
2079 return cls_rule
? CONTAINER_OF(cls_rule
, struct fte
, rule
) : NULL
;
2082 /* Frees 'fte' and its versions. */
2084 fte_free(struct fte
*fte
)
2087 fte_version_free(fte
->versions
[0]);
2088 fte_version_free(fte
->versions
[1]);
2089 cls_rule_destroy(&fte
->rule
);
2094 /* Frees all of the FTEs within 'cls'. */
2096 fte_free_all(struct classifier
*cls
)
2098 struct cls_cursor cursor
;
2099 struct fte
*fte
, *next
;
2101 ovs_rwlock_wrlock(&cls
->rwlock
);
2102 cls_cursor_init(&cursor
, cls
, NULL
);
2103 CLS_CURSOR_FOR_EACH_SAFE (fte
, next
, rule
, &cursor
) {
2104 classifier_remove(cls
, &fte
->rule
);
2107 ovs_rwlock_unlock(&cls
->rwlock
);
2108 classifier_destroy(cls
);
2111 /* Searches 'cls' for an FTE matching 'rule', inserting a new one if
2112 * necessary. Sets 'version' as the version of that rule with the given
2113 * 'index', replacing any existing version, if any.
2115 * Takes ownership of 'version'. */
2117 fte_insert(struct classifier
*cls
, const struct match
*match
,
2118 unsigned int priority
, struct fte_version
*version
, int index
)
2120 struct fte
*old
, *fte
;
2122 fte
= xzalloc(sizeof *fte
);
2123 cls_rule_init(&fte
->rule
, match
, priority
);
2124 fte
->versions
[index
] = version
;
2126 ovs_rwlock_wrlock(&cls
->rwlock
);
2127 old
= fte_from_cls_rule(classifier_replace(cls
, &fte
->rule
));
2128 ovs_rwlock_unlock(&cls
->rwlock
);
2130 fte_version_free(old
->versions
[index
]);
2131 fte
->versions
[!index
] = old
->versions
[!index
];
2132 cls_rule_destroy(&old
->rule
);
2137 /* Reads the flows in 'filename' as flow table entries in 'cls' for the version
2138 * with the specified 'index'. Returns the flow formats able to represent the
2139 * flows that were read. */
2140 static enum ofputil_protocol
2141 read_flows_from_file(const char *filename
, struct classifier
*cls
, int index
)
2143 enum ofputil_protocol usable_protocols
;
2148 file
= !strcmp(filename
, "-") ? stdin
: fopen(filename
, "r");
2150 ovs_fatal(errno
, "%s: open", filename
);
2154 usable_protocols
= OFPUTIL_P_ANY
;
2156 while (!ds_get_preprocessed_line(&s
, file
, &line_number
)) {
2157 struct fte_version
*version
;
2158 struct ofputil_flow_mod fm
;
2160 enum ofputil_protocol usable
;
2162 error
= parse_ofp_str(&fm
, OFPFC_ADD
, ds_cstr(&s
), &usable
);
2164 ovs_fatal(0, "%s:%d: %s", filename
, line_number
, error
);
2166 usable_protocols
&= usable
;
2168 version
= xmalloc(sizeof *version
);
2169 version
->cookie
= fm
.new_cookie
;
2170 version
->idle_timeout
= fm
.idle_timeout
;
2171 version
->hard_timeout
= fm
.hard_timeout
;
2172 version
->flags
= fm
.flags
& (OFPUTIL_FF_SEND_FLOW_REM
2173 | OFPUTIL_FF_EMERG
);
2174 version
->ofpacts
= fm
.ofpacts
;
2175 version
->ofpacts_len
= fm
.ofpacts_len
;
2177 fte_insert(cls
, &fm
.match
, fm
.priority
, version
, index
);
2181 if (file
!= stdin
) {
2185 return usable_protocols
;
2189 recv_flow_stats_reply(struct vconn
*vconn
, ovs_be32 send_xid
,
2190 struct ofpbuf
**replyp
,
2191 struct ofputil_flow_stats
*fs
, struct ofpbuf
*ofpacts
)
2193 struct ofpbuf
*reply
= *replyp
;
2199 /* Get a flow stats reply message, if we don't already have one. */
2205 run(vconn_recv_block(vconn
, &reply
),
2206 "OpenFlow packet receive failed");
2207 } while (((struct ofp_header
*) reply
->data
)->xid
!= send_xid
);
2209 error
= ofptype_decode(&type
, reply
->data
);
2210 if (error
|| type
!= OFPTYPE_FLOW_STATS_REPLY
) {
2211 ovs_fatal(0, "received bad reply: %s",
2212 ofp_to_string(reply
->data
, reply
->size
,
2217 /* Pull an individual flow stats reply out of the message. */
2218 retval
= ofputil_decode_flow_stats_reply(fs
, reply
, false, ofpacts
);
2225 more
= ofpmp_more(reply
->l2
);
2226 ofpbuf_delete(reply
);
2235 ovs_fatal(0, "parse error in reply (%s)",
2236 ofperr_to_string(retval
));
2241 /* Reads the OpenFlow flow table from 'vconn', which has currently active flow
2242 * format 'protocol', and adds them as flow table entries in 'cls' for the
2243 * version with the specified 'index'. */
2245 read_flows_from_switch(struct vconn
*vconn
,
2246 enum ofputil_protocol protocol
,
2247 struct classifier
*cls
, int index
)
2249 struct ofputil_flow_stats_request fsr
;
2250 struct ofputil_flow_stats fs
;
2251 struct ofpbuf
*request
;
2252 struct ofpbuf ofpacts
;
2253 struct ofpbuf
*reply
;
2256 fsr
.aggregate
= false;
2257 match_init_catchall(&fsr
.match
);
2258 fsr
.out_port
= OFPP_ANY
;
2259 fsr
.table_id
= 0xff;
2260 fsr
.cookie
= fsr
.cookie_mask
= htonll(0);
2261 request
= ofputil_encode_flow_stats_request(&fsr
, protocol
);
2262 send_xid
= ((struct ofp_header
*) request
->data
)->xid
;
2263 send_openflow_buffer(vconn
, request
);
2266 ofpbuf_init(&ofpacts
, 0);
2267 while (recv_flow_stats_reply(vconn
, send_xid
, &reply
, &fs
, &ofpacts
)) {
2268 struct fte_version
*version
;
2270 version
= xmalloc(sizeof *version
);
2271 version
->cookie
= fs
.cookie
;
2272 version
->idle_timeout
= fs
.idle_timeout
;
2273 version
->hard_timeout
= fs
.hard_timeout
;
2275 version
->ofpacts_len
= fs
.ofpacts_len
;
2276 version
->ofpacts
= xmemdup(fs
.ofpacts
, fs
.ofpacts_len
);
2278 fte_insert(cls
, &fs
.match
, fs
.priority
, version
, index
);
2280 ofpbuf_uninit(&ofpacts
);
2284 fte_make_flow_mod(const struct fte
*fte
, int index
, uint16_t command
,
2285 enum ofputil_protocol protocol
, struct list
*packets
)
2287 const struct fte_version
*version
= fte
->versions
[index
];
2288 struct ofputil_flow_mod fm
;
2291 minimatch_expand(&fte
->rule
.match
, &fm
.match
);
2292 fm
.priority
= fte
->rule
.priority
;
2293 fm
.cookie
= htonll(0);
2294 fm
.cookie_mask
= htonll(0);
2295 fm
.new_cookie
= version
->cookie
;
2296 fm
.modify_cookie
= true;
2298 fm
.command
= command
;
2299 fm
.idle_timeout
= version
->idle_timeout
;
2300 fm
.hard_timeout
= version
->hard_timeout
;
2301 fm
.buffer_id
= UINT32_MAX
;
2302 fm
.out_port
= OFPP_ANY
;
2303 fm
.flags
= version
->flags
;
2304 if (command
== OFPFC_ADD
|| command
== OFPFC_MODIFY
||
2305 command
== OFPFC_MODIFY_STRICT
) {
2306 fm
.ofpacts
= version
->ofpacts
;
2307 fm
.ofpacts_len
= version
->ofpacts_len
;
2313 ofm
= ofputil_encode_flow_mod(&fm
, protocol
);
2314 list_push_back(packets
, &ofm
->list_node
);
2318 ofctl_replace_flows(int argc OVS_UNUSED
, char *argv
[])
2320 enum { FILE_IDX
= 0, SWITCH_IDX
= 1 };
2321 enum ofputil_protocol usable_protocols
, protocol
;
2322 struct cls_cursor cursor
;
2323 struct classifier cls
;
2324 struct list requests
;
2325 struct vconn
*vconn
;
2328 classifier_init(&cls
);
2329 usable_protocols
= read_flows_from_file(argv
[2], &cls
, FILE_IDX
);
2331 protocol
= open_vconn(argv
[1], &vconn
);
2332 protocol
= set_protocol_for_flow_dump(vconn
, protocol
, usable_protocols
);
2334 read_flows_from_switch(vconn
, protocol
, &cls
, SWITCH_IDX
);
2336 list_init(&requests
);
2338 /* Delete flows that exist on the switch but not in the file. */
2339 ovs_rwlock_rdlock(&cls
.rwlock
);
2340 cls_cursor_init(&cursor
, &cls
, NULL
);
2341 CLS_CURSOR_FOR_EACH (fte
, rule
, &cursor
) {
2342 struct fte_version
*file_ver
= fte
->versions
[FILE_IDX
];
2343 struct fte_version
*sw_ver
= fte
->versions
[SWITCH_IDX
];
2345 if (sw_ver
&& !file_ver
) {
2346 fte_make_flow_mod(fte
, SWITCH_IDX
, OFPFC_DELETE_STRICT
,
2347 protocol
, &requests
);
2351 /* Add flows that exist in the file but not on the switch.
2352 * Update flows that exist in both places but differ. */
2353 cls_cursor_init(&cursor
, &cls
, NULL
);
2354 CLS_CURSOR_FOR_EACH (fte
, rule
, &cursor
) {
2355 struct fte_version
*file_ver
= fte
->versions
[FILE_IDX
];
2356 struct fte_version
*sw_ver
= fte
->versions
[SWITCH_IDX
];
2359 && (readd
|| !sw_ver
|| !fte_version_equals(sw_ver
, file_ver
))) {
2360 fte_make_flow_mod(fte
, FILE_IDX
, OFPFC_ADD
, protocol
, &requests
);
2363 ovs_rwlock_unlock(&cls
.rwlock
);
2364 transact_multiple_noreply(vconn
, &requests
);
2371 read_flows_from_source(const char *source
, struct classifier
*cls
, int index
)
2375 if (source
[0] == '/' || source
[0] == '.'
2376 || (!strchr(source
, ':') && !stat(source
, &s
))) {
2377 read_flows_from_file(source
, cls
, index
);
2379 enum ofputil_protocol protocol
;
2380 struct vconn
*vconn
;
2382 protocol
= open_vconn(source
, &vconn
);
2383 protocol
= set_protocol_for_flow_dump(vconn
, protocol
, OFPUTIL_P_ANY
);
2384 read_flows_from_switch(vconn
, protocol
, cls
, index
);
2390 ofctl_diff_flows(int argc OVS_UNUSED
, char *argv
[])
2392 bool differences
= false;
2393 struct cls_cursor cursor
;
2394 struct classifier cls
;
2398 classifier_init(&cls
);
2399 read_flows_from_source(argv
[1], &cls
, 0);
2400 read_flows_from_source(argv
[2], &cls
, 1);
2405 ovs_rwlock_rdlock(&cls
.rwlock
);
2406 cls_cursor_init(&cursor
, &cls
, NULL
);
2407 CLS_CURSOR_FOR_EACH (fte
, rule
, &cursor
) {
2408 struct fte_version
*a
= fte
->versions
[0];
2409 struct fte_version
*b
= fte
->versions
[1];
2411 if (!a
|| !b
|| !fte_version_equals(a
, b
)) {
2412 fte_version_format(fte
, 0, &a_s
);
2413 fte_version_format(fte
, 1, &b_s
);
2414 if (strcmp(ds_cstr(&a_s
), ds_cstr(&b_s
))) {
2416 printf("-%s", ds_cstr(&a_s
));
2419 printf("+%s", ds_cstr(&b_s
));
2425 ovs_rwlock_unlock(&cls
.rwlock
);
2437 /* Undocumented commands for unit testing. */
2440 ofctl_parse_flows__(struct ofputil_flow_mod
*fms
, size_t n_fms
,
2441 enum ofputil_protocol usable_protocols
)
2443 enum ofputil_protocol protocol
= 0;
2447 usable_s
= ofputil_protocols_to_string(usable_protocols
);
2448 printf("usable protocols: %s\n", usable_s
);
2451 if (!(usable_protocols
& allowed_protocols
)) {
2452 ovs_fatal(0, "no usable protocol");
2454 for (i
= 0; i
< sizeof(enum ofputil_protocol
) * CHAR_BIT
; i
++) {
2456 if (protocol
& usable_protocols
& allowed_protocols
) {
2460 ovs_assert(is_pow2(protocol
));
2462 printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol
));
2464 for (i
= 0; i
< n_fms
; i
++) {
2465 struct ofputil_flow_mod
*fm
= &fms
[i
];
2468 msg
= ofputil_encode_flow_mod(fm
, protocol
);
2469 ofp_print(stdout
, msg
->data
, msg
->size
, verbosity
);
2476 /* "parse-flow FLOW": parses the argument as a flow (like add-flow) and prints
2477 * it back to stdout. */
2479 ofctl_parse_flow(int argc OVS_UNUSED
, char *argv
[])
2481 enum ofputil_protocol usable_protocols
;
2482 struct ofputil_flow_mod fm
;
2485 error
= parse_ofp_flow_mod_str(&fm
, argv
[1], OFPFC_ADD
, &usable_protocols
);
2487 ovs_fatal(0, "%s", error
);
2489 ofctl_parse_flows__(&fm
, 1, usable_protocols
);
2492 /* "parse-flows FILENAME": reads the named file as a sequence of flows (like
2493 * add-flows) and prints each of the flows back to stdout. */
2495 ofctl_parse_flows(int argc OVS_UNUSED
, char *argv
[])
2497 enum ofputil_protocol usable_protocols
;
2498 struct ofputil_flow_mod
*fms
= NULL
;
2502 error
= parse_ofp_flow_mod_file(argv
[1], OFPFC_ADD
, &fms
, &n_fms
,
2505 ovs_fatal(0, "%s", error
);
2507 ofctl_parse_flows__(fms
, n_fms
, usable_protocols
);
2512 ofctl_parse_nxm__(bool oxm
)
2517 while (!ds_get_test_line(&in
, stdin
)) {
2518 struct ofpbuf nx_match
;
2520 ovs_be64 cookie
, cookie_mask
;
2524 /* Convert string to nx_match. */
2525 ofpbuf_init(&nx_match
, 0);
2527 match_len
= oxm_match_from_string(ds_cstr(&in
), &nx_match
);
2529 match_len
= nx_match_from_string(ds_cstr(&in
), &nx_match
);
2532 /* Convert nx_match to match. */
2535 error
= oxm_pull_match(&nx_match
, &match
);
2537 error
= nx_pull_match(&nx_match
, match_len
, &match
,
2538 &cookie
, &cookie_mask
);
2542 error
= oxm_pull_match_loose(&nx_match
, &match
);
2544 error
= nx_pull_match_loose(&nx_match
, match_len
, &match
,
2545 &cookie
, &cookie_mask
);
2553 /* Convert match back to nx_match. */
2554 ofpbuf_uninit(&nx_match
);
2555 ofpbuf_init(&nx_match
, 0);
2557 match_len
= oxm_put_match(&nx_match
, &match
);
2558 out
= oxm_match_to_string(&nx_match
, match_len
);
2560 match_len
= nx_put_match(&nx_match
, &match
,
2561 cookie
, cookie_mask
);
2562 out
= nx_match_to_string(nx_match
.data
, match_len
);
2568 printf("nx_pull_match() returned error %s\n",
2569 ofperr_get_name(error
));
2572 ofpbuf_uninit(&nx_match
);
2577 /* "parse-nxm": reads a series of NXM nx_match specifications as strings from
2578 * stdin, does some internal fussing with them, and then prints them back as
2579 * strings on stdout. */
2581 ofctl_parse_nxm(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2583 return ofctl_parse_nxm__(false);
2586 /* "parse-oxm": reads a series of OXM nx_match specifications as strings from
2587 * stdin, does some internal fussing with them, and then prints them back as
2588 * strings on stdout. */
2590 ofctl_parse_oxm(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2592 return ofctl_parse_nxm__(true);
2596 print_differences(const char *prefix
,
2597 const void *a_
, size_t a_len
,
2598 const void *b_
, size_t b_len
)
2600 const uint8_t *a
= a_
;
2601 const uint8_t *b
= b_
;
2604 for (i
= 0; i
< MIN(a_len
, b_len
); i
++) {
2606 printf("%s%2zu: %02"PRIx8
" -> %02"PRIx8
"\n",
2607 prefix
, i
, a
[i
], b
[i
]);
2610 for (i
= a_len
; i
< b_len
; i
++) {
2611 printf("%s%2zu: (none) -> %02"PRIx8
"\n", prefix
, i
, b
[i
]);
2613 for (i
= b_len
; i
< a_len
; i
++) {
2614 printf("%s%2zu: %02"PRIx8
" -> (none)\n", prefix
, i
, a
[i
]);
2618 /* "parse-ofp10-actions": reads a series of OpenFlow 1.0 action specifications
2619 * as hex bytes from stdin, converts them to ofpacts, prints them as strings
2620 * on stdout, and then converts them back to hex bytes and prints any
2621 * differences from the input. */
2623 ofctl_parse_ofp10_actions(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2628 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
2629 struct ofpbuf of10_out
;
2630 struct ofpbuf of10_in
;
2631 struct ofpbuf ofpacts
;
2636 /* Parse hex bytes. */
2637 ofpbuf_init(&of10_in
, 0);
2638 if (ofpbuf_put_hex(&of10_in
, ds_cstr(&in
), NULL
)[0] != '\0') {
2639 ovs_fatal(0, "Trailing garbage in hex data");
2642 /* Convert to ofpacts. */
2643 ofpbuf_init(&ofpacts
, 0);
2644 size
= of10_in
.size
;
2645 error
= ofpacts_pull_openflow10(&of10_in
, of10_in
.size
, &ofpacts
);
2647 printf("bad OF1.1 actions: %s\n\n", ofperr_get_name(error
));
2648 ofpbuf_uninit(&ofpacts
);
2649 ofpbuf_uninit(&of10_in
);
2652 ofpbuf_push_uninit(&of10_in
, size
);
2654 /* Print cls_rule. */
2656 ofpacts_format(ofpacts
.data
, ofpacts
.size
, &s
);
2660 /* Convert back to ofp10 actions and print differences from input. */
2661 ofpbuf_init(&of10_out
, 0);
2662 ofpacts_put_openflow10(ofpacts
.data
, ofpacts
.size
, &of10_out
);
2664 print_differences("", of10_in
.data
, of10_in
.size
,
2665 of10_out
.data
, of10_out
.size
);
2668 ofpbuf_uninit(&ofpacts
);
2669 ofpbuf_uninit(&of10_in
);
2670 ofpbuf_uninit(&of10_out
);
2675 /* "parse-ofp10-match": reads a series of ofp10_match specifications as hex
2676 * bytes from stdin, converts them to cls_rules, prints them as strings on
2677 * stdout, and then converts them back to hex bytes and prints any differences
2680 * The input hex bytes may contain "x"s to represent "don't-cares", bytes whose
2681 * values are ignored in the input and will be set to zero when OVS converts
2682 * them back to hex bytes. ovs-ofctl actually sets "x"s to random bits when
2683 * it does the conversion to hex, to ensure that in fact they are ignored. */
2685 ofctl_parse_ofp10_match(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2692 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
2693 struct ofpbuf match_in
, match_expout
;
2694 struct ofp10_match match_out
;
2695 struct ofp10_match match_normal
;
2699 /* Parse hex bytes to use for expected output. */
2701 ds_put_cstr(&expout
, ds_cstr(&in
));
2702 for (p
= ds_cstr(&expout
); *p
; p
++) {
2707 ofpbuf_init(&match_expout
, 0);
2708 if (ofpbuf_put_hex(&match_expout
, ds_cstr(&expout
), NULL
)[0] != '\0') {
2709 ovs_fatal(0, "Trailing garbage in hex data");
2711 if (match_expout
.size
!= sizeof(struct ofp10_match
)) {
2712 ovs_fatal(0, "Input is %zu bytes, expected %zu",
2713 match_expout
.size
, sizeof(struct ofp10_match
));
2716 /* Parse hex bytes for input. */
2717 for (p
= ds_cstr(&in
); *p
; p
++) {
2719 *p
= "0123456789abcdef"[random_uint32() & 0xf];
2722 ofpbuf_init(&match_in
, 0);
2723 if (ofpbuf_put_hex(&match_in
, ds_cstr(&in
), NULL
)[0] != '\0') {
2724 ovs_fatal(0, "Trailing garbage in hex data");
2726 if (match_in
.size
!= sizeof(struct ofp10_match
)) {
2727 ovs_fatal(0, "Input is %zu bytes, expected %zu",
2728 match_in
.size
, sizeof(struct ofp10_match
));
2731 /* Convert to cls_rule and print. */
2732 ofputil_match_from_ofp10_match(match_in
.data
, &match
);
2733 match_print(&match
);
2735 /* Convert back to ofp10_match and print differences from input. */
2736 ofputil_match_to_ofp10_match(&match
, &match_out
);
2737 print_differences("", match_expout
.data
, match_expout
.size
,
2738 &match_out
, sizeof match_out
);
2740 /* Normalize, then convert and compare again. */
2741 ofputil_normalize_match(&match
);
2742 ofputil_match_to_ofp10_match(&match
, &match_normal
);
2743 print_differences("normal: ", &match_out
, sizeof match_out
,
2744 &match_normal
, sizeof match_normal
);
2747 ofpbuf_uninit(&match_in
);
2748 ofpbuf_uninit(&match_expout
);
2751 ds_destroy(&expout
);
2754 /* "parse-ofp11-match": reads a series of ofp11_match specifications as hex
2755 * bytes from stdin, converts them to "struct match"es, prints them as strings
2756 * on stdout, and then converts them back to hex bytes and prints any
2757 * differences from the input. */
2759 ofctl_parse_ofp11_match(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2764 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
2765 struct ofpbuf match_in
;
2766 struct ofp11_match match_out
;
2770 /* Parse hex bytes. */
2771 ofpbuf_init(&match_in
, 0);
2772 if (ofpbuf_put_hex(&match_in
, ds_cstr(&in
), NULL
)[0] != '\0') {
2773 ovs_fatal(0, "Trailing garbage in hex data");
2775 if (match_in
.size
!= sizeof(struct ofp11_match
)) {
2776 ovs_fatal(0, "Input is %zu bytes, expected %zu",
2777 match_in
.size
, sizeof(struct ofp11_match
));
2780 /* Convert to match. */
2781 error
= ofputil_match_from_ofp11_match(match_in
.data
, &match
);
2783 printf("bad ofp11_match: %s\n\n", ofperr_get_name(error
));
2784 ofpbuf_uninit(&match_in
);
2789 match_print(&match
);
2791 /* Convert back to ofp11_match and print differences from input. */
2792 ofputil_match_to_ofp11_match(&match
, &match_out
);
2794 print_differences("", match_in
.data
, match_in
.size
,
2795 &match_out
, sizeof match_out
);
2798 ofpbuf_uninit(&match_in
);
2803 /* "parse-ofp11-actions": reads a series of OpenFlow 1.1 action specifications
2804 * as hex bytes from stdin, converts them to ofpacts, prints them as strings
2805 * on stdout, and then converts them back to hex bytes and prints any
2806 * differences from the input. */
2808 ofctl_parse_ofp11_actions(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2813 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
2814 struct ofpbuf of11_out
;
2815 struct ofpbuf of11_in
;
2816 struct ofpbuf ofpacts
;
2821 /* Parse hex bytes. */
2822 ofpbuf_init(&of11_in
, 0);
2823 if (ofpbuf_put_hex(&of11_in
, ds_cstr(&in
), NULL
)[0] != '\0') {
2824 ovs_fatal(0, "Trailing garbage in hex data");
2827 /* Convert to ofpacts. */
2828 ofpbuf_init(&ofpacts
, 0);
2829 size
= of11_in
.size
;
2830 error
= ofpacts_pull_openflow11_actions(&of11_in
, of11_in
.size
,
2833 printf("bad OF1.1 actions: %s\n\n", ofperr_get_name(error
));
2834 ofpbuf_uninit(&ofpacts
);
2835 ofpbuf_uninit(&of11_in
);
2838 ofpbuf_push_uninit(&of11_in
, size
);
2840 /* Print cls_rule. */
2842 ofpacts_format(ofpacts
.data
, ofpacts
.size
, &s
);
2846 /* Convert back to ofp11 actions and print differences from input. */
2847 ofpbuf_init(&of11_out
, 0);
2848 ofpacts_put_openflow11_actions(ofpacts
.data
, ofpacts
.size
, &of11_out
);
2850 print_differences("", of11_in
.data
, of11_in
.size
,
2851 of11_out
.data
, of11_out
.size
);
2854 ofpbuf_uninit(&ofpacts
);
2855 ofpbuf_uninit(&of11_in
);
2856 ofpbuf_uninit(&of11_out
);
2861 /* "parse-ofp11-instructions": reads a series of OpenFlow 1.1 instruction
2862 * specifications as hex bytes from stdin, converts them to ofpacts, prints
2863 * them as strings on stdout, and then converts them back to hex bytes and
2864 * prints any differences from the input. */
2866 ofctl_parse_ofp11_instructions(int argc OVS_UNUSED
, char *argv
[] OVS_UNUSED
)
2871 while (!ds_get_preprocessed_line(&in
, stdin
, NULL
)) {
2872 struct ofpbuf of11_out
;
2873 struct ofpbuf of11_in
;
2874 struct ofpbuf ofpacts
;
2878 const char *table_id
;
2881 /* Parse table_id separated with the follow-up instructions by ",", if
2883 instructions
= ds_cstr(&in
);
2885 if (strstr(instructions
, ",")) {
2886 table_id
= strsep(&instructions
, ",");
2889 /* Parse hex bytes. */
2890 ofpbuf_init(&of11_in
, 0);
2891 if (ofpbuf_put_hex(&of11_in
, instructions
, NULL
)[0] != '\0') {
2892 ovs_fatal(0, "Trailing garbage in hex data");
2895 /* Convert to ofpacts. */
2896 ofpbuf_init(&ofpacts
, 0);
2897 size
= of11_in
.size
;
2898 error
= ofpacts_pull_openflow11_instructions(&of11_in
, of11_in
.size
,
2901 /* Verify actions. */
2903 memset(&flow
, 0, sizeof flow
);
2904 error
= ofpacts_check(ofpacts
.data
, ofpacts
.size
, &flow
, OFPP_MAX
,
2905 table_id
? atoi(table_id
) : 0);
2908 printf("bad OF1.1 instructions: %s\n\n", ofperr_get_name(error
));
2909 ofpbuf_uninit(&ofpacts
);
2910 ofpbuf_uninit(&of11_in
);
2913 ofpbuf_push_uninit(&of11_in
, size
);
2915 /* Print cls_rule. */
2917 ofpacts_format(ofpacts
.data
, ofpacts
.size
, &s
);
2921 /* Convert back to ofp11 instructions and print differences from
2923 ofpbuf_init(&of11_out
, 0);
2924 ofpacts_put_openflow11_instructions(ofpacts
.data
, ofpacts
.size
,
2927 print_differences("", of11_in
.data
, of11_in
.size
,
2928 of11_out
.data
, of11_out
.size
);
2931 ofpbuf_uninit(&ofpacts
);
2932 ofpbuf_uninit(&of11_in
);
2933 ofpbuf_uninit(&of11_out
);
2938 /* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and
2939 * mask values to and from various formats and prints the results. */
2941 ofctl_check_vlan(int argc OVS_UNUSED
, char *argv
[])
2946 struct ofputil_flow_mod fm
;
2949 struct match nxm_match
;
2953 struct ofp10_match of10_raw
;
2954 struct match of10_match
;
2956 struct ofp11_match of11_raw
;
2957 struct match of11_match
;
2962 enum ofputil_protocol usable_protocols
; /* Unused for now. */
2964 match_init_catchall(&match
);
2965 match
.flow
.vlan_tci
= htons(strtoul(argv
[1], NULL
, 16));
2966 match
.wc
.masks
.vlan_tci
= htons(strtoul(argv
[2], NULL
, 16));
2968 /* Convert to and from string. */
2969 string_s
= match_to_string(&match
, OFP_DEFAULT_PRIORITY
);
2970 printf("%s -> ", string_s
);
2972 error_s
= parse_ofp_str(&fm
, -1, string_s
, &usable_protocols
);
2974 ovs_fatal(0, "%s", error_s
);
2976 printf("%04"PRIx16
"/%04"PRIx16
"\n",
2977 ntohs(fm
.match
.flow
.vlan_tci
),
2978 ntohs(fm
.match
.wc
.masks
.vlan_tci
));
2981 /* Convert to and from NXM. */
2982 ofpbuf_init(&nxm
, 0);
2983 nxm_match_len
= nx_put_match(&nxm
, &match
, htonll(0), htonll(0));
2984 nxm_s
= nx_match_to_string(nxm
.data
, nxm_match_len
);
2985 error
= nx_pull_match(&nxm
, nxm_match_len
, &nxm_match
, NULL
, NULL
);
2986 printf("NXM: %s -> ", nxm_s
);
2988 printf("%s\n", ofperr_to_string(error
));
2990 printf("%04"PRIx16
"/%04"PRIx16
"\n",
2991 ntohs(nxm_match
.flow
.vlan_tci
),
2992 ntohs(nxm_match
.wc
.masks
.vlan_tci
));
2995 ofpbuf_uninit(&nxm
);
2997 /* Convert to and from OXM. */
2998 ofpbuf_init(&nxm
, 0);
2999 nxm_match_len
= oxm_put_match(&nxm
, &match
);
3000 nxm_s
= oxm_match_to_string(&nxm
, nxm_match_len
);
3001 error
= oxm_pull_match(&nxm
, &nxm_match
);
3002 printf("OXM: %s -> ", nxm_s
);
3004 printf("%s\n", ofperr_to_string(error
));
3006 uint16_t vid
= ntohs(nxm_match
.flow
.vlan_tci
) &
3007 (VLAN_VID_MASK
| VLAN_CFI
);
3008 uint16_t mask
= ntohs(nxm_match
.wc
.masks
.vlan_tci
) &
3009 (VLAN_VID_MASK
| VLAN_CFI
);
3011 printf("%04"PRIx16
"/%04"PRIx16
",", vid
, mask
);
3012 if (vid
&& vlan_tci_to_pcp(nxm_match
.wc
.masks
.vlan_tci
)) {
3013 printf("%02"PRIx8
"\n", vlan_tci_to_pcp(nxm_match
.flow
.vlan_tci
));
3019 ofpbuf_uninit(&nxm
);
3021 /* Convert to and from OpenFlow 1.0. */
3022 ofputil_match_to_ofp10_match(&match
, &of10_raw
);
3023 ofputil_match_from_ofp10_match(&of10_raw
, &of10_match
);
3024 printf("OF1.0: %04"PRIx16
"/%d,%02"PRIx8
"/%d -> %04"PRIx16
"/%04"PRIx16
"\n",
3025 ntohs(of10_raw
.dl_vlan
),
3026 (of10_raw
.wildcards
& htonl(OFPFW10_DL_VLAN
)) != 0,
3027 of10_raw
.dl_vlan_pcp
,
3028 (of10_raw
.wildcards
& htonl(OFPFW10_DL_VLAN_PCP
)) != 0,
3029 ntohs(of10_match
.flow
.vlan_tci
),
3030 ntohs(of10_match
.wc
.masks
.vlan_tci
));
3032 /* Convert to and from OpenFlow 1.1. */
3033 ofputil_match_to_ofp11_match(&match
, &of11_raw
);
3034 ofputil_match_from_ofp11_match(&of11_raw
, &of11_match
);
3035 printf("OF1.1: %04"PRIx16
"/%d,%02"PRIx8
"/%d -> %04"PRIx16
"/%04"PRIx16
"\n",
3036 ntohs(of11_raw
.dl_vlan
),
3037 (of11_raw
.wildcards
& htonl(OFPFW11_DL_VLAN
)) != 0,
3038 of11_raw
.dl_vlan_pcp
,
3039 (of11_raw
.wildcards
& htonl(OFPFW11_DL_VLAN_PCP
)) != 0,
3040 ntohs(of11_match
.flow
.vlan_tci
),
3041 ntohs(of11_match
.wc
.masks
.vlan_tci
));
3044 /* "print-error ENUM": Prints the type and code of ENUM for every OpenFlow
3047 ofctl_print_error(int argc OVS_UNUSED
, char *argv
[])
3052 error
= ofperr_from_name(argv
[1]);
3054 ovs_fatal(0, "unknown error \"%s\"", argv
[1]);
3057 for (version
= 0; version
<= UINT8_MAX
; version
++) {
3058 const char *name
= ofperr_domain_get_name(version
);
3060 int vendor
= ofperr_get_vendor(error
, version
);
3061 int type
= ofperr_get_type(error
, version
);
3062 int code
= ofperr_get_code(error
, version
);
3064 if (vendor
!= -1 || type
!= -1 || code
!= -1) {
3065 printf("%s: vendor %#x, type %d, code %d\n",
3066 name
, vendor
, type
, code
);
3072 /* "encode-error-reply ENUM REQUEST": Encodes an error reply to REQUEST for the
3073 * error named ENUM and prints the error reply in hex. */
3075 ofctl_encode_error_reply(int argc OVS_UNUSED
, char *argv
[])
3077 const struct ofp_header
*oh
;
3078 struct ofpbuf request
, *reply
;
3081 error
= ofperr_from_name(argv
[1]);
3083 ovs_fatal(0, "unknown error \"%s\"", argv
[1]);
3086 ofpbuf_init(&request
, 0);
3087 if (ofpbuf_put_hex(&request
, argv
[2], NULL
)[0] != '\0') {
3088 ovs_fatal(0, "Trailing garbage in hex data");
3090 if (request
.size
< sizeof(struct ofp_header
)) {
3091 ovs_fatal(0, "Request too short");
3095 if (request
.size
!= ntohs(oh
->length
)) {
3096 ovs_fatal(0, "Request size inconsistent");
3099 reply
= ofperr_encode_reply(error
, request
.data
);
3100 ofpbuf_uninit(&request
);
3102 ovs_hex_dump(stdout
, reply
->data
, reply
->size
, 0, false);
3103 ofpbuf_delete(reply
);
3106 /* "ofp-print HEXSTRING [VERBOSITY]": Converts the hex digits in HEXSTRING into
3107 * binary data, interpreting them as an OpenFlow message, and prints the
3108 * OpenFlow message on stdout, at VERBOSITY (level 2 by default). */
3110 ofctl_ofp_print(int argc
, char *argv
[])
3112 struct ofpbuf packet
;
3114 ofpbuf_init(&packet
, strlen(argv
[1]) / 2);
3115 if (ofpbuf_put_hex(&packet
, argv
[1], NULL
)[0] != '\0') {
3116 ovs_fatal(0, "trailing garbage following hex bytes");
3118 ofp_print(stdout
, packet
.data
, packet
.size
, argc
> 2 ? atoi(argv
[2]) : 2);
3119 ofpbuf_uninit(&packet
);
3122 /* "encode-hello BITMAP...": Encodes each BITMAP as an OpenFlow hello message
3123 * and dumps each message in hex. */
3125 ofctl_encode_hello(int argc OVS_UNUSED
, char *argv
[])
3127 uint32_t bitmap
= strtol(argv
[1], NULL
, 0);
3128 struct ofpbuf
*hello
;
3130 hello
= ofputil_encode_hello(bitmap
);
3131 ovs_hex_dump(stdout
, hello
->data
, hello
->size
, 0, false);
3132 ofp_print(stdout
, hello
->data
, hello
->size
, verbosity
);
3133 ofpbuf_delete(hello
);
3136 static const struct command all_commands
[] = {
3137 { "show", 1, 1, ofctl_show
},
3138 { "monitor", 1, 3, ofctl_monitor
},
3139 { "snoop", 1, 1, ofctl_snoop
},
3140 { "dump-desc", 1, 1, ofctl_dump_desc
},
3141 { "dump-tables", 1, 1, ofctl_dump_tables
},
3142 { "dump-flows", 1, 2, ofctl_dump_flows
},
3143 { "dump-aggregate", 1, 2, ofctl_dump_aggregate
},
3144 { "queue-stats", 1, 3, ofctl_queue_stats
},
3145 { "add-flow", 2, 2, ofctl_add_flow
},
3146 { "add-flows", 2, 2, ofctl_add_flows
},
3147 { "mod-flows", 2, 2, ofctl_mod_flows
},
3148 { "del-flows", 1, 2, ofctl_del_flows
},
3149 { "replace-flows", 2, 2, ofctl_replace_flows
},
3150 { "diff-flows", 2, 2, ofctl_diff_flows
},
3151 { "packet-out", 4, INT_MAX
, ofctl_packet_out
},
3152 { "dump-ports", 1, 2, ofctl_dump_ports
},
3153 { "dump-ports-desc", 1, 1, ofctl_dump_ports_desc
},
3154 { "mod-port", 3, 3, ofctl_mod_port
},
3155 { "get-frags", 1, 1, ofctl_get_frags
},
3156 { "set-frags", 2, 2, ofctl_set_frags
},
3157 { "ofp-parse", 1, 1, ofctl_ofp_parse
},
3158 { "probe", 1, 1, ofctl_probe
},
3159 { "ping", 1, 2, ofctl_ping
},
3160 { "benchmark", 3, 3, ofctl_benchmark
},
3162 { "add-group", 1, 2, ofctl_add_group
},
3163 { "add-groups", 1, 2, ofctl_add_groups
},
3164 { "mod-group", 1, 2, ofctl_mod_group
},
3165 { "del-groups", 1, 2, ofctl_del_groups
},
3166 { "dump-groups", 1, 1, ofctl_dump_group_desc
},
3167 { "dump-group-stats", 1, 2, ofctl_dump_group_stats
},
3168 { "dump-group-features", 1, 1, ofctl_dump_group_features
},
3169 { "help", 0, INT_MAX
, ofctl_help
},
3171 /* Undocumented commands for testing. */
3172 { "parse-flow", 1, 1, ofctl_parse_flow
},
3173 { "parse-flows", 1, 1, ofctl_parse_flows
},
3174 { "parse-nx-match", 0, 0, ofctl_parse_nxm
},
3175 { "parse-nxm", 0, 0, ofctl_parse_nxm
},
3176 { "parse-oxm", 0, 0, ofctl_parse_oxm
},
3177 { "parse-ofp10-actions", 0, 0, ofctl_parse_ofp10_actions
},
3178 { "parse-ofp10-match", 0, 0, ofctl_parse_ofp10_match
},
3179 { "parse-ofp11-match", 0, 0, ofctl_parse_ofp11_match
},
3180 { "parse-ofp11-actions", 0, 0, ofctl_parse_ofp11_actions
},
3181 { "parse-ofp11-instructions", 0, 0, ofctl_parse_ofp11_instructions
},
3182 { "check-vlan", 2, 2, ofctl_check_vlan
},
3183 { "print-error", 1, 1, ofctl_print_error
},
3184 { "encode-error-reply", 2, 2, ofctl_encode_error_reply
},
3185 { "ofp-print", 1, 2, ofctl_ofp_print
},
3186 { "encode-hello", 1, 1, ofctl_encode_hello
},
3188 { NULL
, 0, 0, NULL
},
3191 static const struct command
*get_all_commands(void)
3193 return all_commands
;