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064af421 | 1 | /* |
fec00620 | 2 | * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks. |
064af421 | 3 | * |
a14bc59f BP |
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: | |
064af421 | 7 | * |
a14bc59f BP |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * | |
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. | |
064af421 BP |
15 | */ |
16 | ||
17 | #include <config.h> | |
064af421 BP |
18 | #include <errno.h> |
19 | #include <getopt.h> | |
20 | #include <inttypes.h> | |
21 | #include <net/if.h> | |
064af421 | 22 | #include <signal.h> |
064af421 BP |
23 | #include <stdlib.h> |
24 | #include <string.h> | |
25 | #include <unistd.h> | |
26 | #include <sys/stat.h> | |
27 | #include <sys/time.h> | |
28 | ||
10a24935 | 29 | #include "byte-order.h" |
09246b99 | 30 | #include "classifier.h" |
064af421 BP |
31 | #include "command-line.h" |
32 | #include "compiler.h" | |
33 | #include "dirs.h" | |
34 | #include "dpif.h" | |
09246b99 | 35 | #include "dynamic-string.h" |
064af421 | 36 | #include "netlink.h" |
09246b99 | 37 | #include "nx-match.h" |
064af421 | 38 | #include "odp-util.h" |
f22716dc | 39 | #include "ofp-parse.h" |
064af421 | 40 | #include "ofp-print.h" |
fa37b408 | 41 | #include "ofp-util.h" |
064af421 BP |
42 | #include "ofpbuf.h" |
43 | #include "openflow/nicira-ext.h" | |
44 | #include "openflow/openflow.h" | |
064af421 | 45 | #include "random.h" |
fe55ad15 | 46 | #include "stream-ssl.h" |
064af421 BP |
47 | #include "timeval.h" |
48 | #include "util.h" | |
064af421 | 49 | #include "vconn.h" |
5136ce49 | 50 | #include "vlog.h" |
064af421 | 51 | |
d98e6007 | 52 | VLOG_DEFINE_THIS_MODULE(ofctl); |
064af421 | 53 | |
88ca35ee | 54 | /* --strict: Use strict matching for flow mod commands? */ |
675febfa | 55 | static bool strict; |
064af421 | 56 | |
88ca35ee BP |
57 | /* -F, --flow-format: Flow format to use. Either one of NXFF_* to force a |
58 | * particular flow format or -1 to let ovs-ofctl choose intelligently. */ | |
59 | static int preferred_flow_format = -1; | |
60 | ||
4f564f8d BP |
61 | /* -m, --more: Additional verbosity for ofp-print functions. */ |
62 | static int verbosity; | |
63 | ||
675febfa | 64 | static const struct command all_commands[]; |
064af421 BP |
65 | |
66 | static void usage(void) NO_RETURN; | |
675febfa | 67 | static void parse_options(int argc, char *argv[]); |
064af421 | 68 | |
675febfa BP |
69 | int |
70 | main(int argc, char *argv[]) | |
064af421 | 71 | { |
064af421 | 72 | set_program_name(argv[0]); |
675febfa | 73 | parse_options(argc, argv); |
064af421 | 74 | signal(SIGPIPE, SIG_IGN); |
675febfa | 75 | run_command(argc - optind, argv + optind, all_commands); |
064af421 BP |
76 | return 0; |
77 | } | |
78 | ||
79 | static void | |
675febfa | 80 | parse_options(int argc, char *argv[]) |
064af421 BP |
81 | { |
82 | enum { | |
87c84891 JP |
83 | OPT_STRICT = UCHAR_MAX + 1, |
84 | VLOG_OPTION_ENUMS | |
064af421 BP |
85 | }; |
86 | static struct option long_options[] = { | |
87 | {"timeout", required_argument, 0, 't'}, | |
064af421 | 88 | {"strict", no_argument, 0, OPT_STRICT}, |
88ca35ee | 89 | {"flow-format", required_argument, 0, 'F'}, |
4f564f8d | 90 | {"more", no_argument, 0, 'm'}, |
064af421 BP |
91 | {"help", no_argument, 0, 'h'}, |
92 | {"version", no_argument, 0, 'V'}, | |
87c84891 | 93 | VLOG_LONG_OPTIONS, |
fe55ad15 | 94 | STREAM_SSL_LONG_OPTIONS |
064af421 BP |
95 | {0, 0, 0, 0}, |
96 | }; | |
97 | char *short_options = long_options_to_short_options(long_options); | |
98 | ||
064af421 BP |
99 | for (;;) { |
100 | unsigned long int timeout; | |
101 | int c; | |
102 | ||
103 | c = getopt_long(argc, argv, short_options, long_options, NULL); | |
104 | if (c == -1) { | |
105 | break; | |
106 | } | |
107 | ||
108 | switch (c) { | |
109 | case 't': | |
110 | timeout = strtoul(optarg, NULL, 10); | |
111 | if (timeout <= 0) { | |
112 | ovs_fatal(0, "value %s on -t or --timeout is not at least 1", | |
113 | optarg); | |
114 | } else { | |
115 | time_alarm(timeout); | |
116 | } | |
117 | break; | |
118 | ||
88ca35ee BP |
119 | case 'F': |
120 | preferred_flow_format = ofputil_flow_format_from_string(optarg); | |
121 | if (preferred_flow_format < 0) { | |
122 | ovs_fatal(0, "unknown flow format `%s'", optarg); | |
123 | } | |
124 | break; | |
125 | ||
4f564f8d BP |
126 | case 'm': |
127 | verbosity++; | |
128 | break; | |
129 | ||
064af421 BP |
130 | case 'h': |
131 | usage(); | |
132 | ||
133 | case 'V': | |
134 | OVS_PRINT_VERSION(OFP_VERSION, OFP_VERSION); | |
135 | exit(EXIT_SUCCESS); | |
136 | ||
064af421 | 137 | case OPT_STRICT: |
675febfa | 138 | strict = true; |
064af421 BP |
139 | break; |
140 | ||
87c84891 | 141 | VLOG_OPTION_HANDLERS |
fe55ad15 | 142 | STREAM_SSL_OPTION_HANDLERS |
064af421 BP |
143 | |
144 | case '?': | |
145 | exit(EXIT_FAILURE); | |
146 | ||
147 | default: | |
148 | abort(); | |
149 | } | |
150 | } | |
151 | free(short_options); | |
152 | } | |
153 | ||
154 | static void | |
155 | usage(void) | |
156 | { | |
157 | printf("%s: OpenFlow switch management utility\n" | |
158 | "usage: %s [OPTIONS] COMMAND [ARG...]\n" | |
159 | "\nFor OpenFlow switches:\n" | |
160 | " show SWITCH show OpenFlow information\n" | |
161 | " status SWITCH [KEY] report statistics (about KEY)\n" | |
162 | " dump-desc SWITCH print switch description\n" | |
163 | " dump-tables SWITCH print table stats\n" | |
164 | " mod-port SWITCH IFACE ACT modify port behavior\n" | |
abaad8cf | 165 | " dump-ports SWITCH [PORT] print port statistics\n" |
064af421 BP |
166 | " dump-flows SWITCH print all flow entries\n" |
167 | " dump-flows SWITCH FLOW print matching FLOWs\n" | |
168 | " dump-aggregate SWITCH print aggregate flow statistics\n" | |
169 | " dump-aggregate SWITCH FLOW print aggregate stats for FLOWs\n" | |
d2805da2 | 170 | " queue-stats SWITCH [PORT [QUEUE]] dump queue stats\n" |
064af421 BP |
171 | " add-flow SWITCH FLOW add flow described by FLOW\n" |
172 | " add-flows SWITCH FILE add flows from FILE\n" | |
173 | " mod-flows SWITCH FLOW modify actions of matching FLOWs\n" | |
174 | " del-flows SWITCH [FLOW] delete matching FLOWs\n" | |
a6bc4a03 | 175 | " monitor SWITCH [MISSLEN] print packets received from SWITCH\n" |
064af421 BP |
176 | "\nFor OpenFlow switches and controllers:\n" |
177 | " probe VCONN probe whether VCONN is up\n" | |
178 | " ping VCONN [N] latency of N-byte echos\n" | |
179 | " benchmark VCONN N COUNT bandwidth of COUNT N-byte echos\n" | |
180 | "where each SWITCH is an active OpenFlow connection method.\n", | |
181 | program_name, program_name); | |
182 | vconn_usage(true, false, false); | |
183 | vlog_usage(); | |
184 | printf("\nOther options:\n" | |
185 | " --strict use strict match for flow commands\n" | |
88ca35ee | 186 | " -F, --flow-format=FORMAT force particular flow format\n" |
4f564f8d | 187 | " -m, --more be more verbose printing OpenFlow\n" |
064af421 BP |
188 | " -t, --timeout=SECS give up after SECS seconds\n" |
189 | " -h, --help display this help message\n" | |
190 | " -V, --version display version information\n"); | |
191 | exit(EXIT_SUCCESS); | |
192 | } | |
193 | ||
194 | static void run(int retval, const char *message, ...) | |
195 | PRINTF_FORMAT(2, 3); | |
196 | ||
197 | static void run(int retval, const char *message, ...) | |
198 | { | |
199 | if (retval) { | |
200 | va_list args; | |
201 | ||
202 | fprintf(stderr, "%s: ", program_name); | |
203 | va_start(args, message); | |
204 | vfprintf(stderr, message, args); | |
205 | va_end(args); | |
206 | if (retval == EOF) { | |
207 | fputs(": unexpected end of file\n", stderr); | |
208 | } else { | |
209 | fprintf(stderr, ": %s\n", strerror(retval)); | |
210 | } | |
211 | ||
212 | exit(EXIT_FAILURE); | |
213 | } | |
214 | } | |
215 | \f | |
216 | /* Generic commands. */ | |
217 | ||
1a6f1e2a JG |
218 | static void |
219 | open_vconn_socket(const char *name, struct vconn **vconnp) | |
220 | { | |
221 | char *vconn_name = xasprintf("unix:%s", name); | |
24cd0dee | 222 | VLOG_DBG("connecting to %s", vconn_name); |
1a6f1e2a JG |
223 | run(vconn_open_block(vconn_name, OFP_VERSION, vconnp), |
224 | "connecting to %s", vconn_name); | |
225 | free(vconn_name); | |
226 | } | |
227 | ||
064af421 | 228 | static void |
0caf6bde BP |
229 | open_vconn__(const char *name, const char *default_suffix, |
230 | struct vconn **vconnp) | |
064af421 | 231 | { |
c228a364 | 232 | struct dpif *dpif; |
064af421 | 233 | struct stat s; |
1a6f1e2a JG |
234 | char *bridge_path, *datapath_name, *datapath_type; |
235 | ||
b43c6fe2 | 236 | bridge_path = xasprintf("%s/%s.%s", ovs_rundir(), name, default_suffix); |
1a6f1e2a | 237 | dp_parse_name(name, &datapath_name, &datapath_type); |
064af421 BP |
238 | |
239 | if (strstr(name, ":")) { | |
240 | run(vconn_open_block(name, OFP_VERSION, vconnp), | |
241 | "connecting to %s", name); | |
242 | } else if (!stat(name, &s) && S_ISSOCK(s.st_mode)) { | |
1a6f1e2a JG |
243 | open_vconn_socket(name, vconnp); |
244 | } else if (!stat(bridge_path, &s) && S_ISSOCK(s.st_mode)) { | |
245 | open_vconn_socket(bridge_path, vconnp); | |
246 | } else if (!dpif_open(datapath_name, datapath_type, &dpif)) { | |
064af421 BP |
247 | char dpif_name[IF_NAMESIZE + 1]; |
248 | char *socket_name; | |
064af421 | 249 | |
c228a364 | 250 | run(dpif_port_get_name(dpif, ODPP_LOCAL, dpif_name, sizeof dpif_name), |
064af421 | 251 | "obtaining name of %s", dpif_name); |
c228a364 | 252 | dpif_close(dpif); |
064af421 | 253 | if (strcmp(dpif_name, name)) { |
24cd0dee | 254 | VLOG_DBG("datapath %s is named %s", name, dpif_name); |
064af421 BP |
255 | } |
256 | ||
0caf6bde | 257 | socket_name = xasprintf("%s/%s.%s", |
b43c6fe2 | 258 | ovs_rundir(), dpif_name, default_suffix); |
064af421 BP |
259 | if (stat(socket_name, &s)) { |
260 | ovs_fatal(errno, "cannot connect to %s: stat failed on %s", | |
261 | name, socket_name); | |
262 | } else if (!S_ISSOCK(s.st_mode)) { | |
263 | ovs_fatal(0, "cannot connect to %s: %s is not a socket", | |
264 | name, socket_name); | |
265 | } | |
266 | ||
1a6f1e2a | 267 | open_vconn_socket(socket_name, vconnp); |
064af421 | 268 | free(socket_name); |
064af421 BP |
269 | } else { |
270 | ovs_fatal(0, "%s is not a valid connection method", name); | |
271 | } | |
1a6f1e2a JG |
272 | |
273 | free(datapath_name); | |
274 | free(datapath_type); | |
275 | free(bridge_path); | |
064af421 BP |
276 | } |
277 | ||
0caf6bde BP |
278 | static void |
279 | open_vconn(const char *name, struct vconn **vconnp) | |
280 | { | |
281 | return open_vconn__(name, "mgmt", vconnp); | |
282 | } | |
283 | ||
064af421 BP |
284 | static void * |
285 | alloc_stats_request(size_t body_len, uint16_t type, struct ofpbuf **bufferp) | |
286 | { | |
287 | struct ofp_stats_request *rq; | |
288 | rq = make_openflow((offsetof(struct ofp_stats_request, body) | |
289 | + body_len), OFPT_STATS_REQUEST, bufferp); | |
290 | rq->type = htons(type); | |
291 | rq->flags = htons(0); | |
292 | return rq->body; | |
293 | } | |
294 | ||
295 | static void | |
296 | send_openflow_buffer(struct vconn *vconn, struct ofpbuf *buffer) | |
297 | { | |
298 | update_openflow_length(buffer); | |
299 | run(vconn_send_block(vconn, buffer), "failed to send packet to switch"); | |
300 | } | |
301 | ||
302 | static void | |
303 | dump_transaction(const char *vconn_name, struct ofpbuf *request) | |
304 | { | |
305 | struct vconn *vconn; | |
306 | struct ofpbuf *reply; | |
307 | ||
308 | update_openflow_length(request); | |
309 | open_vconn(vconn_name, &vconn); | |
310 | run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name); | |
4f564f8d | 311 | ofp_print(stdout, reply->data, reply->size, verbosity + 1); |
064af421 BP |
312 | vconn_close(vconn); |
313 | } | |
314 | ||
315 | static void | |
316 | dump_trivial_transaction(const char *vconn_name, uint8_t request_type) | |
317 | { | |
318 | struct ofpbuf *request; | |
319 | make_openflow(sizeof(struct ofp_header), request_type, &request); | |
320 | dump_transaction(vconn_name, request); | |
321 | } | |
322 | ||
323 | static void | |
324 | dump_stats_transaction(const char *vconn_name, struct ofpbuf *request) | |
325 | { | |
44381c1b | 326 | ovs_be32 send_xid = ((struct ofp_header *) request->data)->xid; |
064af421 BP |
327 | struct vconn *vconn; |
328 | bool done = false; | |
329 | ||
330 | open_vconn(vconn_name, &vconn); | |
331 | send_openflow_buffer(vconn, request); | |
332 | while (!done) { | |
333 | uint32_t recv_xid; | |
334 | struct ofpbuf *reply; | |
335 | ||
336 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
337 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
338 | if (send_xid == recv_xid) { | |
339 | struct ofp_stats_reply *osr; | |
340 | ||
4f564f8d | 341 | ofp_print(stdout, reply->data, reply->size, verbosity + 1); |
064af421 BP |
342 | |
343 | osr = ofpbuf_at(reply, 0, sizeof *osr); | |
344 | done = !osr || !(ntohs(osr->flags) & OFPSF_REPLY_MORE); | |
345 | } else { | |
346 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
347 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
348 | } | |
349 | ofpbuf_delete(reply); | |
350 | } | |
351 | vconn_close(vconn); | |
352 | } | |
353 | ||
354 | static void | |
355 | dump_trivial_stats_transaction(const char *vconn_name, uint8_t stats_type) | |
356 | { | |
357 | struct ofpbuf *request; | |
358 | alloc_stats_request(0, stats_type, &request); | |
359 | dump_stats_transaction(vconn_name, request); | |
360 | } | |
361 | ||
d12513f7 BP |
362 | /* Sends 'request', which should be a request that only has a reply if an error |
363 | * occurs, and waits for it to succeed or fail. If an error does occur, prints | |
364 | * it and exits with an error. */ | |
365 | static void | |
88ca35ee | 366 | transact_multiple_noreply(struct vconn *vconn, struct list *requests) |
d12513f7 | 367 | { |
88ca35ee | 368 | struct ofpbuf *request, *reply; |
d12513f7 | 369 | |
88ca35ee BP |
370 | LIST_FOR_EACH (request, list_node, requests) { |
371 | update_openflow_length(request); | |
372 | } | |
373 | ||
374 | run(vconn_transact_multiple_noreply(vconn, requests, &reply), | |
d12513f7 BP |
375 | "talking to %s", vconn_get_name(vconn)); |
376 | if (reply) { | |
4f564f8d | 377 | ofp_print(stderr, reply->data, reply->size, verbosity + 2); |
d12513f7 BP |
378 | exit(1); |
379 | } | |
380 | ofpbuf_delete(reply); | |
381 | } | |
382 | ||
88ca35ee BP |
383 | /* Sends 'request', which should be a request that only has a reply if an error |
384 | * occurs, and waits for it to succeed or fail. If an error does occur, prints | |
385 | * it and exits with an error. */ | |
386 | static void | |
387 | transact_noreply(struct vconn *vconn, struct ofpbuf *request) | |
388 | { | |
389 | struct list requests; | |
390 | ||
391 | list_init(&requests); | |
392 | list_push_back(&requests, &request->list_node); | |
393 | transact_multiple_noreply(vconn, &requests); | |
394 | } | |
395 | ||
064af421 | 396 | static void |
c69ee87c | 397 | do_show(int argc OVS_UNUSED, char *argv[]) |
064af421 BP |
398 | { |
399 | dump_trivial_transaction(argv[1], OFPT_FEATURES_REQUEST); | |
400 | dump_trivial_transaction(argv[1], OFPT_GET_CONFIG_REQUEST); | |
401 | } | |
402 | ||
403 | static void | |
675febfa | 404 | do_status(int argc, char *argv[]) |
064af421 BP |
405 | { |
406 | struct nicira_header *request, *reply; | |
407 | struct vconn *vconn; | |
408 | struct ofpbuf *b; | |
409 | ||
0bd0c660 | 410 | request = make_nxmsg(sizeof *request, NXT_STATUS_REQUEST, &b); |
064af421 BP |
411 | if (argc > 2) { |
412 | ofpbuf_put(b, argv[2], strlen(argv[2])); | |
413 | update_openflow_length(b); | |
414 | } | |
415 | open_vconn(argv[1], &vconn); | |
416 | run(vconn_transact(vconn, b, &b), "talking to %s", argv[1]); | |
417 | vconn_close(vconn); | |
418 | ||
419 | if (b->size < sizeof *reply) { | |
420 | ovs_fatal(0, "short reply (%zu bytes)", b->size); | |
421 | } | |
422 | reply = b->data; | |
423 | if (reply->header.type != OFPT_VENDOR | |
424 | || reply->vendor != ntohl(NX_VENDOR_ID) | |
425 | || reply->subtype != ntohl(NXT_STATUS_REPLY)) { | |
4f564f8d | 426 | ofp_print(stderr, b->data, b->size, verbosity + 2); |
064af421 BP |
427 | ovs_fatal(0, "bad reply"); |
428 | } | |
429 | ||
430 | fwrite(reply + 1, b->size - sizeof *reply, 1, stdout); | |
431 | } | |
432 | ||
433 | static void | |
c69ee87c | 434 | do_dump_desc(int argc OVS_UNUSED, char *argv[]) |
064af421 BP |
435 | { |
436 | dump_trivial_stats_transaction(argv[1], OFPST_DESC); | |
437 | } | |
438 | ||
439 | static void | |
c69ee87c | 440 | do_dump_tables(int argc OVS_UNUSED, char *argv[]) |
064af421 BP |
441 | { |
442 | dump_trivial_stats_transaction(argv[1], OFPST_TABLE); | |
443 | } | |
444 | ||
0df0e81d BP |
445 | /* Opens a connection to 'vconn_name', fetches the ofp_phy_port structure for |
446 | * 'port_name' (which may be a port name or number), and copies it into | |
447 | * '*oppp'. */ | |
448 | static void | |
449 | fetch_ofp_phy_port(const char *vconn_name, const char *port_name, | |
450 | struct ofp_phy_port *oppp) | |
abaad8cf JP |
451 | { |
452 | struct ofpbuf *request, *reply; | |
453 | struct ofp_switch_features *osf; | |
0df0e81d | 454 | unsigned int port_no; |
abaad8cf JP |
455 | struct vconn *vconn; |
456 | int n_ports; | |
457 | int port_idx; | |
abaad8cf | 458 | |
0df0e81d BP |
459 | /* Try to interpret the argument as a port number. */ |
460 | if (!str_to_uint(port_name, 10, &port_no)) { | |
461 | port_no = UINT_MAX; | |
abaad8cf JP |
462 | } |
463 | ||
0df0e81d | 464 | /* Fetch the switch's ofp_switch_features. */ |
abaad8cf JP |
465 | make_openflow(sizeof(struct ofp_header), OFPT_FEATURES_REQUEST, &request); |
466 | open_vconn(vconn_name, &vconn); | |
467 | run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name); | |
468 | ||
469 | osf = reply->data; | |
0df0e81d BP |
470 | if (reply->size < sizeof *osf) { |
471 | ovs_fatal(0, "%s: received too-short features reply (only %zu bytes)", | |
472 | vconn_name, reply->size); | |
473 | } | |
abaad8cf JP |
474 | n_ports = (reply->size - sizeof *osf) / sizeof *osf->ports; |
475 | ||
476 | for (port_idx = 0; port_idx < n_ports; port_idx++) { | |
0df0e81d BP |
477 | const struct ofp_phy_port *opp = &osf->ports[port_idx]; |
478 | ||
479 | if (port_no != UINT_MAX | |
480 | ? htons(port_no) == opp->port_no | |
0b61210e | 481 | : !strncmp(opp->name, port_name, sizeof opp->name)) { |
0df0e81d BP |
482 | *oppp = *opp; |
483 | ofpbuf_delete(reply); | |
484 | vconn_close(vconn); | |
485 | return; | |
abaad8cf JP |
486 | } |
487 | } | |
0df0e81d BP |
488 | ovs_fatal(0, "%s: couldn't find port `%s'", vconn_name, port_name); |
489 | } | |
abaad8cf | 490 | |
0df0e81d BP |
491 | /* Returns the port number corresponding to 'port_name' (which may be a port |
492 | * name or number) within the switch 'vconn_name'. */ | |
493 | static uint16_t | |
494 | str_to_port_no(const char *vconn_name, const char *port_name) | |
495 | { | |
496 | unsigned int port_no; | |
497 | ||
498 | if (str_to_uint(port_name, 10, &port_no)) { | |
499 | return port_no; | |
500 | } else { | |
501 | struct ofp_phy_port opp; | |
abaad8cf | 502 | |
0df0e81d BP |
503 | fetch_ofp_phy_port(vconn_name, port_name, &opp); |
504 | return ntohs(opp.port_no); | |
505 | } | |
abaad8cf JP |
506 | } |
507 | ||
88ca35ee BP |
508 | static bool |
509 | try_set_flow_format(struct vconn *vconn, enum nx_flow_format flow_format) | |
510 | { | |
511 | struct ofpbuf *sff, *reply; | |
512 | ||
513 | sff = ofputil_make_set_flow_format(flow_format); | |
514 | run(vconn_transact_noreply(vconn, sff, &reply), | |
515 | "talking to %s", vconn_get_name(vconn)); | |
516 | if (reply) { | |
517 | char *s = ofp_to_string(reply->data, reply->size, 2); | |
518 | VLOG_DBG("%s: failed to set flow format %s, controller replied: %s", | |
519 | vconn_get_name(vconn), | |
520 | ofputil_flow_format_to_string(flow_format), | |
521 | s); | |
522 | free(s); | |
523 | ofpbuf_delete(reply); | |
524 | return false; | |
525 | } | |
526 | return true; | |
527 | } | |
528 | ||
064af421 | 529 | static void |
88ca35ee | 530 | set_flow_format(struct vconn *vconn, enum nx_flow_format flow_format) |
064af421 | 531 | { |
88ca35ee BP |
532 | struct ofpbuf *sff = ofputil_make_set_flow_format(flow_format); |
533 | transact_noreply(vconn, sff); | |
534 | VLOG_DBG("%s: using user-specified flow format %s", | |
535 | vconn_get_name(vconn), | |
536 | ofputil_flow_format_to_string(flow_format)); | |
537 | } | |
064af421 | 538 | |
88ca35ee BP |
539 | static enum nx_flow_format |
540 | negotiate_highest_flow_format(struct vconn *vconn, const struct cls_rule *rule, | |
541 | bool cookie_support, ovs_be64 cookie) | |
542 | { | |
543 | int flow_format; | |
064af421 | 544 | |
88ca35ee BP |
545 | if (preferred_flow_format != -1) { |
546 | enum nx_flow_format min_format; | |
547 | ||
548 | min_format = ofputil_min_flow_format(rule, cookie_support, cookie); | |
549 | if (preferred_flow_format >= min_format) { | |
550 | set_flow_format(vconn, preferred_flow_format); | |
551 | return preferred_flow_format; | |
552 | } | |
553 | ||
554 | VLOG_WARN("%s: cannot use requested flow format %s for " | |
555 | "specified flow", vconn_get_name(vconn), | |
556 | ofputil_flow_format_to_string(min_format)); | |
557 | } | |
558 | ||
559 | if (try_set_flow_format(vconn, NXFF_NXM)) { | |
560 | flow_format = NXFF_NXM; | |
561 | } else if (try_set_flow_format(vconn, NXFF_TUN_ID_FROM_COOKIE)) { | |
562 | flow_format = NXFF_TUN_ID_FROM_COOKIE; | |
563 | } else { | |
564 | flow_format = NXFF_OPENFLOW10; | |
565 | } | |
566 | ||
567 | VLOG_DBG("%s: negotiated flow format %s", vconn_get_name(vconn), | |
568 | ofputil_flow_format_to_string(flow_format)); | |
569 | return flow_format; | |
064af421 BP |
570 | } |
571 | ||
572 | static void | |
88ca35ee | 573 | do_dump_flows__(int argc, char *argv[], bool aggregate) |
064af421 | 574 | { |
88ca35ee BP |
575 | enum nx_flow_format flow_format; |
576 | struct flow_stats_request fsr; | |
064af421 | 577 | struct ofpbuf *request; |
88ca35ee | 578 | struct vconn *vconn; |
064af421 | 579 | |
88ca35ee | 580 | parse_ofp_flow_stats_request_str(&fsr, aggregate, argc > 2 ? argv[2] : ""); |
064af421 | 581 | |
88ca35ee BP |
582 | open_vconn(argv[1], &vconn); |
583 | flow_format = negotiate_highest_flow_format(vconn, &fsr.match, false, 0); | |
584 | request = ofputil_encode_flow_stats_request(&fsr, flow_format); | |
064af421 | 585 | dump_stats_transaction(argv[1], request); |
88ca35ee BP |
586 | vconn_close(vconn); |
587 | } | |
588 | ||
589 | static void | |
590 | do_dump_flows(int argc, char *argv[]) | |
591 | { | |
592 | return do_dump_flows__(argc, argv, false); | |
593 | } | |
594 | ||
595 | static void | |
596 | do_dump_aggregate(int argc, char *argv[]) | |
597 | { | |
598 | return do_dump_flows__(argc, argv, true); | |
064af421 BP |
599 | } |
600 | ||
d2805da2 BP |
601 | static void |
602 | do_queue_stats(int argc, char *argv[]) | |
603 | { | |
604 | struct ofp_queue_stats_request *req; | |
605 | struct ofpbuf *request; | |
606 | ||
607 | req = alloc_stats_request(sizeof *req, OFPST_QUEUE, &request); | |
608 | ||
609 | if (argc > 2 && argv[2][0] && strcasecmp(argv[2], "all")) { | |
610 | req->port_no = htons(str_to_port_no(argv[1], argv[2])); | |
611 | } else { | |
612 | req->port_no = htons(OFPP_ALL); | |
613 | } | |
614 | if (argc > 3 && argv[3][0] && strcasecmp(argv[3], "all")) { | |
615 | req->queue_id = htonl(atoi(argv[3])); | |
616 | } else { | |
617 | req->queue_id = htonl(OFPQ_ALL); | |
618 | } | |
619 | ||
620 | memset(req->pad, 0, sizeof req->pad); | |
621 | ||
622 | dump_stats_transaction(argv[1], request); | |
623 | } | |
624 | ||
0fbc9f11 BP |
625 | /* Sets up the flow format for a vconn that will be used to modify the flow |
626 | * table. Returns the flow format used, after possibly adding an OpenFlow | |
627 | * request to 'requests'. | |
628 | * | |
629 | * If 'preferred_flow_format' is -1, returns NXFF_OPENFLOW10 without modifying | |
630 | * 'requests', since NXFF_OPENFLOW10 is the default flow format for any | |
631 | * OpenFlow connection. | |
632 | * | |
633 | * If 'preferred_flow_format' is a specific format, adds a request to set that | |
634 | * format to 'requests' and returns the format. */ | |
635 | static enum nx_flow_format | |
636 | set_initial_format_for_flow_mod(struct list *requests) | |
637 | { | |
638 | if (preferred_flow_format < 0) { | |
639 | return NXFF_OPENFLOW10; | |
640 | } else { | |
641 | struct ofpbuf *sff; | |
642 | ||
643 | sff = ofputil_make_set_flow_format(preferred_flow_format); | |
644 | list_push_back(requests, &sff->list_node); | |
645 | return preferred_flow_format; | |
646 | } | |
647 | } | |
648 | ||
649 | /* Checks that 'flow_format' is acceptable as a flow format after a flow_mod | |
650 | * operation, given the global 'preferred_flow_format'. */ | |
651 | static void | |
652 | check_final_format_for_flow_mod(enum nx_flow_format flow_format) | |
653 | { | |
654 | if (preferred_flow_format >= 0 && flow_format != preferred_flow_format) { | |
655 | ovs_fatal(0, "flow cannot be expressed in flow format %s " | |
656 | "(flow format %s or better is required)", | |
657 | ofputil_flow_format_to_string(preferred_flow_format), | |
658 | ofputil_flow_format_to_string(flow_format)); | |
659 | } | |
660 | } | |
661 | ||
064af421 | 662 | static void |
88ca35ee | 663 | do_flow_mod__(int argc OVS_UNUSED, char *argv[], uint16_t command) |
064af421 | 664 | { |
88ca35ee BP |
665 | enum nx_flow_format flow_format; |
666 | struct list requests; | |
064af421 | 667 | struct vconn *vconn; |
049c8dc2 | 668 | |
88ca35ee | 669 | list_init(&requests); |
0fbc9f11 BP |
670 | flow_format = set_initial_format_for_flow_mod(&requests); |
671 | ||
640c7c94 BP |
672 | parse_ofp_flow_mod_str(&requests, &flow_format, argc > 2 ? argv[2] : "", |
673 | command); | |
0fbc9f11 | 674 | check_final_format_for_flow_mod(flow_format); |
064af421 BP |
675 | |
676 | open_vconn(argv[1], &vconn); | |
88ca35ee | 677 | transact_multiple_noreply(vconn, &requests); |
064af421 BP |
678 | vconn_close(vconn); |
679 | } | |
680 | ||
88ca35ee BP |
681 | static void |
682 | do_add_flow(int argc, char *argv[]) | |
683 | { | |
684 | do_flow_mod__(argc, argv, OFPFC_ADD); | |
685 | } | |
686 | ||
064af421 | 687 | static void |
c69ee87c | 688 | do_add_flows(int argc OVS_UNUSED, char *argv[]) |
064af421 | 689 | { |
88ca35ee BP |
690 | enum nx_flow_format flow_format; |
691 | struct list requests; | |
064af421 BP |
692 | struct vconn *vconn; |
693 | FILE *file; | |
064af421 BP |
694 | |
695 | file = fopen(argv[2], "r"); | |
696 | if (file == NULL) { | |
697 | ovs_fatal(errno, "%s: open", argv[2]); | |
698 | } | |
699 | ||
88ca35ee | 700 | list_init(&requests); |
0fbc9f11 | 701 | flow_format = set_initial_format_for_flow_mod(&requests); |
88ca35ee | 702 | |
064af421 | 703 | open_vconn(argv[1], &vconn); |
88ca35ee | 704 | while (parse_ofp_add_flow_file(&requests, &flow_format, file)) { |
0fbc9f11 | 705 | check_final_format_for_flow_mod(flow_format); |
88ca35ee | 706 | transact_multiple_noreply(vconn, &requests); |
064af421 BP |
707 | } |
708 | vconn_close(vconn); | |
88ca35ee | 709 | |
064af421 BP |
710 | fclose(file); |
711 | } | |
712 | ||
713 | static void | |
88ca35ee | 714 | do_mod_flows(int argc, char *argv[]) |
064af421 | 715 | { |
88ca35ee | 716 | do_flow_mod__(argc, argv, strict ? OFPFC_MODIFY_STRICT : OFPFC_MODIFY); |
064af421 BP |
717 | } |
718 | ||
88ca35ee BP |
719 | static void |
720 | do_del_flows(int argc, char *argv[]) | |
064af421 | 721 | { |
88ca35ee | 722 | do_flow_mod__(argc, argv, strict ? OFPFC_DELETE_STRICT : OFPFC_DELETE); |
064af421 BP |
723 | } |
724 | ||
725 | static void | |
0caf6bde BP |
726 | monitor_vconn(struct vconn *vconn) |
727 | { | |
728 | for (;;) { | |
729 | struct ofpbuf *b; | |
730 | run(vconn_recv_block(vconn, &b), "vconn_recv"); | |
4f564f8d | 731 | ofp_print(stderr, b->data, b->size, verbosity + 2); |
0caf6bde BP |
732 | ofpbuf_delete(b); |
733 | } | |
734 | } | |
735 | ||
736 | static void | |
737 | do_monitor(int argc, char *argv[]) | |
064af421 BP |
738 | { |
739 | struct vconn *vconn; | |
740 | ||
741 | open_vconn(argv[1], &vconn); | |
742 | if (argc > 2) { | |
743 | int miss_send_len = atoi(argv[2]); | |
064af421 BP |
744 | struct ofp_switch_config *osc; |
745 | struct ofpbuf *buf; | |
746 | ||
747 | osc = make_openflow(sizeof *osc, OFPT_SET_CONFIG, &buf); | |
064af421 | 748 | osc->miss_send_len = htons(miss_send_len); |
88ca35ee | 749 | transact_noreply(vconn, buf); |
064af421 | 750 | } |
0caf6bde BP |
751 | monitor_vconn(vconn); |
752 | } | |
753 | ||
754 | static void | |
755 | do_snoop(int argc OVS_UNUSED, char *argv[]) | |
756 | { | |
757 | struct vconn *vconn; | |
758 | ||
759 | open_vconn__(argv[1], "snoop", &vconn); | |
760 | monitor_vconn(vconn); | |
064af421 BP |
761 | } |
762 | ||
763 | static void | |
abaad8cf | 764 | do_dump_ports(int argc, char *argv[]) |
064af421 | 765 | { |
abaad8cf JP |
766 | struct ofp_port_stats_request *req; |
767 | struct ofpbuf *request; | |
768 | uint16_t port; | |
769 | ||
770 | req = alloc_stats_request(sizeof *req, OFPST_PORT, &request); | |
771 | port = argc > 2 ? str_to_port_no(argv[1], argv[2]) : OFPP_NONE; | |
772 | req->port_no = htons(port); | |
773 | dump_stats_transaction(argv[1], request); | |
064af421 BP |
774 | } |
775 | ||
776 | static void | |
c69ee87c | 777 | do_probe(int argc OVS_UNUSED, char *argv[]) |
064af421 BP |
778 | { |
779 | struct ofpbuf *request; | |
780 | struct vconn *vconn; | |
781 | struct ofpbuf *reply; | |
782 | ||
783 | make_openflow(sizeof(struct ofp_header), OFPT_ECHO_REQUEST, &request); | |
784 | open_vconn(argv[1], &vconn); | |
785 | run(vconn_transact(vconn, request, &reply), "talking to %s", argv[1]); | |
786 | if (reply->size != sizeof(struct ofp_header)) { | |
787 | ovs_fatal(0, "reply does not match request"); | |
788 | } | |
789 | ofpbuf_delete(reply); | |
790 | vconn_close(vconn); | |
791 | } | |
792 | ||
793 | static void | |
c69ee87c | 794 | do_mod_port(int argc OVS_UNUSED, char *argv[]) |
064af421 | 795 | { |
064af421 | 796 | struct ofp_port_mod *opm; |
0df0e81d BP |
797 | struct ofp_phy_port opp; |
798 | struct ofpbuf *request; | |
064af421 | 799 | struct vconn *vconn; |
064af421 | 800 | |
0df0e81d | 801 | fetch_ofp_phy_port(argv[1], argv[2], &opp); |
064af421 BP |
802 | |
803 | opm = make_openflow(sizeof(struct ofp_port_mod), OFPT_PORT_MOD, &request); | |
0df0e81d BP |
804 | opm->port_no = opp.port_no; |
805 | memcpy(opm->hw_addr, opp.hw_addr, sizeof opm->hw_addr); | |
064af421 BP |
806 | opm->config = htonl(0); |
807 | opm->mask = htonl(0); | |
808 | opm->advertise = htonl(0); | |
809 | ||
f4866781 | 810 | if (!strcasecmp(argv[3], "up")) { |
064af421 | 811 | opm->mask |= htonl(OFPPC_PORT_DOWN); |
f4866781 | 812 | } else if (!strcasecmp(argv[3], "down")) { |
064af421 BP |
813 | opm->mask |= htonl(OFPPC_PORT_DOWN); |
814 | opm->config |= htonl(OFPPC_PORT_DOWN); | |
f4866781 | 815 | } else if (!strcasecmp(argv[3], "flood")) { |
064af421 | 816 | opm->mask |= htonl(OFPPC_NO_FLOOD); |
f4866781 | 817 | } else if (!strcasecmp(argv[3], "noflood")) { |
064af421 BP |
818 | opm->mask |= htonl(OFPPC_NO_FLOOD); |
819 | opm->config |= htonl(OFPPC_NO_FLOOD); | |
820 | } else { | |
821 | ovs_fatal(0, "unknown mod-port command '%s'", argv[3]); | |
822 | } | |
823 | ||
0df0e81d | 824 | open_vconn(argv[1], &vconn); |
88ca35ee | 825 | transact_noreply(vconn, request); |
064af421 BP |
826 | vconn_close(vconn); |
827 | } | |
828 | ||
829 | static void | |
675febfa | 830 | do_ping(int argc, char *argv[]) |
064af421 BP |
831 | { |
832 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
833 | unsigned int payload; | |
834 | struct vconn *vconn; | |
835 | int i; | |
836 | ||
837 | payload = argc > 2 ? atoi(argv[2]) : 64; | |
838 | if (payload > max_payload) { | |
839 | ovs_fatal(0, "payload must be between 0 and %zu bytes", max_payload); | |
840 | } | |
841 | ||
842 | open_vconn(argv[1], &vconn); | |
843 | for (i = 0; i < 10; i++) { | |
844 | struct timeval start, end; | |
845 | struct ofpbuf *request, *reply; | |
846 | struct ofp_header *rq_hdr, *rpy_hdr; | |
847 | ||
848 | rq_hdr = make_openflow(sizeof(struct ofp_header) + payload, | |
849 | OFPT_ECHO_REQUEST, &request); | |
850 | random_bytes(rq_hdr + 1, payload); | |
851 | ||
852 | gettimeofday(&start, NULL); | |
853 | run(vconn_transact(vconn, ofpbuf_clone(request), &reply), "transact"); | |
854 | gettimeofday(&end, NULL); | |
855 | ||
856 | rpy_hdr = reply->data; | |
857 | if (reply->size != request->size | |
858 | || memcmp(rpy_hdr + 1, rq_hdr + 1, payload) | |
859 | || rpy_hdr->xid != rq_hdr->xid | |
860 | || rpy_hdr->type != OFPT_ECHO_REPLY) { | |
861 | printf("Reply does not match request. Request:\n"); | |
4f564f8d | 862 | ofp_print(stdout, request, request->size, verbosity + 2); |
064af421 | 863 | printf("Reply:\n"); |
4f564f8d | 864 | ofp_print(stdout, reply, reply->size, verbosity + 2); |
064af421 | 865 | } |
2886875a | 866 | printf("%zu bytes from %s: xid=%08"PRIx32" time=%.1f ms\n", |
44381c1b | 867 | reply->size - sizeof *rpy_hdr, argv[1], ntohl(rpy_hdr->xid), |
064af421 BP |
868 | (1000*(double)(end.tv_sec - start.tv_sec)) |
869 | + (.001*(end.tv_usec - start.tv_usec))); | |
870 | ofpbuf_delete(request); | |
871 | ofpbuf_delete(reply); | |
872 | } | |
873 | vconn_close(vconn); | |
874 | } | |
875 | ||
876 | static void | |
c69ee87c | 877 | do_benchmark(int argc OVS_UNUSED, char *argv[]) |
064af421 BP |
878 | { |
879 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
880 | struct timeval start, end; | |
881 | unsigned int payload_size, message_size; | |
882 | struct vconn *vconn; | |
883 | double duration; | |
884 | int count; | |
885 | int i; | |
886 | ||
887 | payload_size = atoi(argv[2]); | |
888 | if (payload_size > max_payload) { | |
889 | ovs_fatal(0, "payload must be between 0 and %zu bytes", max_payload); | |
890 | } | |
891 | message_size = sizeof(struct ofp_header) + payload_size; | |
892 | ||
893 | count = atoi(argv[3]); | |
894 | ||
895 | printf("Sending %d packets * %u bytes (with header) = %u bytes total\n", | |
896 | count, message_size, count * message_size); | |
897 | ||
898 | open_vconn(argv[1], &vconn); | |
899 | gettimeofday(&start, NULL); | |
900 | for (i = 0; i < count; i++) { | |
901 | struct ofpbuf *request, *reply; | |
902 | struct ofp_header *rq_hdr; | |
903 | ||
904 | rq_hdr = make_openflow(message_size, OFPT_ECHO_REQUEST, &request); | |
905 | memset(rq_hdr + 1, 0, payload_size); | |
906 | run(vconn_transact(vconn, request, &reply), "transact"); | |
907 | ofpbuf_delete(reply); | |
908 | } | |
909 | gettimeofday(&end, NULL); | |
910 | vconn_close(vconn); | |
911 | ||
912 | duration = ((1000*(double)(end.tv_sec - start.tv_sec)) | |
913 | + (.001*(end.tv_usec - start.tv_usec))); | |
914 | printf("Finished in %.1f ms (%.0f packets/s) (%.0f bytes/s)\n", | |
915 | duration, count / (duration / 1000.0), | |
916 | count * message_size / (duration / 1000.0)); | |
917 | } | |
918 | ||
09246b99 BP |
919 | static void |
920 | do_help(int argc OVS_UNUSED, char *argv[] OVS_UNUSED) | |
921 | { | |
922 | usage(); | |
923 | } | |
924 | \f | |
925 | /* Undocumented commands for unit testing. */ | |
926 | ||
770f1f66 BP |
927 | static void |
928 | print_packet_list(struct list *packets) | |
929 | { | |
930 | struct ofpbuf *packet, *next; | |
931 | ||
932 | LIST_FOR_EACH_SAFE (packet, next, list_node, packets) { | |
933 | ofp_print(stdout, packet->data, packet->size, verbosity); | |
934 | list_remove(&packet->list_node); | |
935 | ofpbuf_delete(packet); | |
936 | } | |
937 | } | |
938 | ||
939 | /* "parse-flow FLOW": parses the argument as a flow (like add-flow) and prints | |
940 | * it back to stdout. */ | |
941 | static void | |
942 | do_parse_flow(int argc OVS_UNUSED, char *argv[]) | |
943 | { | |
944 | enum nx_flow_format flow_format; | |
945 | struct list packets; | |
946 | ||
947 | flow_format = NXFF_OPENFLOW10; | |
948 | if (preferred_flow_format > 0) { | |
949 | flow_format = preferred_flow_format; | |
950 | } | |
951 | ||
952 | list_init(&packets); | |
953 | parse_ofp_flow_mod_str(&packets, &flow_format, argv[1], OFPFC_ADD); | |
954 | print_packet_list(&packets); | |
955 | } | |
956 | ||
fec00620 BP |
957 | /* "parse-flows FILENAME": reads the named file as a sequence of flows (like |
958 | * add-flows) and prints each of the flows back to stdout. */ | |
0e581146 BP |
959 | static void |
960 | do_parse_flows(int argc OVS_UNUSED, char *argv[]) | |
961 | { | |
88ca35ee BP |
962 | enum nx_flow_format flow_format; |
963 | struct list packets; | |
0e581146 BP |
964 | FILE *file; |
965 | ||
966 | file = fopen(argv[1], "r"); | |
967 | if (file == NULL) { | |
968 | ovs_fatal(errno, "%s: open", argv[2]); | |
969 | } | |
970 | ||
88ca35ee BP |
971 | flow_format = NXFF_OPENFLOW10; |
972 | if (preferred_flow_format > 0) { | |
973 | flow_format = preferred_flow_format; | |
974 | } | |
975 | ||
770f1f66 | 976 | list_init(&packets); |
88ca35ee | 977 | while (parse_ofp_add_flow_file(&packets, &flow_format, file)) { |
770f1f66 | 978 | print_packet_list(&packets); |
0e581146 BP |
979 | } |
980 | fclose(file); | |
981 | } | |
982 | ||
fec00620 BP |
983 | /* "parse-nx-match": reads a series of nx_match specifications as strings from |
984 | * stdin, does some internal fussing with them, and then prints them back as | |
985 | * strings on stdout. */ | |
064af421 | 986 | static void |
09246b99 BP |
987 | do_parse_nx_match(int argc OVS_UNUSED, char *argv[] OVS_UNUSED) |
988 | { | |
989 | struct ds in; | |
990 | ||
991 | ds_init(&in); | |
992 | while (!ds_get_line(&in, stdin)) { | |
993 | struct ofpbuf nx_match; | |
994 | struct cls_rule rule; | |
995 | int match_len; | |
996 | int error; | |
997 | char *s; | |
998 | ||
999 | /* Delete comments, skip blank lines. */ | |
1000 | s = ds_cstr(&in); | |
1001 | if (*s == '#') { | |
1002 | puts(s); | |
1003 | continue; | |
1004 | } | |
1005 | if (strchr(s, '#')) { | |
1006 | *strchr(s, '#') = '\0'; | |
1007 | } | |
1008 | if (s[strspn(s, " ")] == '\0') { | |
1009 | putchar('\n'); | |
1010 | continue; | |
1011 | } | |
1012 | ||
1013 | /* Convert string to nx_match. */ | |
1014 | ofpbuf_init(&nx_match, 0); | |
1015 | match_len = nx_match_from_string(ds_cstr(&in), &nx_match); | |
1016 | ||
1017 | /* Convert nx_match to cls_rule. */ | |
1018 | error = nx_pull_match(&nx_match, match_len, 0, &rule); | |
1019 | if (!error) { | |
1020 | char *out; | |
1021 | ||
1022 | /* Convert cls_rule back to nx_match. */ | |
1023 | ofpbuf_uninit(&nx_match); | |
1024 | ofpbuf_init(&nx_match, 0); | |
1025 | match_len = nx_put_match(&nx_match, &rule); | |
1026 | ||
1027 | /* Convert nx_match to string. */ | |
1028 | out = nx_match_to_string(nx_match.data, match_len); | |
1029 | puts(out); | |
1030 | free(out); | |
1031 | } else { | |
1032 | printf("nx_pull_match() returned error %x\n", error); | |
1033 | } | |
1034 | ||
1035 | ofpbuf_uninit(&nx_match); | |
1036 | } | |
1037 | ds_destroy(&in); | |
064af421 BP |
1038 | } |
1039 | ||
fec00620 BP |
1040 | /* "ofp-print HEXSTRING [VERBOSITY]": Converts the hex digits in HEXSTRING into |
1041 | * binary data, interpreting them as an OpenFlow message, and prints the | |
1042 | * OpenFlow message on stdout, at VERBOSITY (level 2 by default). */ | |
1043 | static void | |
1044 | do_ofp_print(int argc, char *argv[]) | |
1045 | { | |
1046 | struct ofpbuf packet; | |
1047 | ||
1048 | ofpbuf_init(&packet, strlen(argv[1]) / 2); | |
1049 | if (ofpbuf_put_hex(&packet, argv[1], NULL)[0] != '\0') { | |
1050 | ovs_fatal(0, "trailing garbage following hex bytes"); | |
1051 | } | |
1052 | ofp_print(stdout, packet.data, packet.size, argc > 2 ? atoi(argv[2]) : 2); | |
1053 | ofpbuf_uninit(&packet); | |
1054 | } | |
1055 | ||
675febfa | 1056 | static const struct command all_commands[] = { |
064af421 BP |
1057 | { "show", 1, 1, do_show }, |
1058 | { "status", 1, 2, do_status }, | |
7f1089b5 | 1059 | { "monitor", 1, 2, do_monitor }, |
0caf6bde | 1060 | { "snoop", 1, 1, do_snoop }, |
064af421 BP |
1061 | { "dump-desc", 1, 1, do_dump_desc }, |
1062 | { "dump-tables", 1, 1, do_dump_tables }, | |
1063 | { "dump-flows", 1, 2, do_dump_flows }, | |
1064 | { "dump-aggregate", 1, 2, do_dump_aggregate }, | |
d2805da2 | 1065 | { "queue-stats", 1, 3, do_queue_stats }, |
064af421 BP |
1066 | { "add-flow", 2, 2, do_add_flow }, |
1067 | { "add-flows", 2, 2, do_add_flows }, | |
1068 | { "mod-flows", 2, 2, do_mod_flows }, | |
1069 | { "del-flows", 1, 2, do_del_flows }, | |
abaad8cf | 1070 | { "dump-ports", 1, 2, do_dump_ports }, |
064af421 BP |
1071 | { "mod-port", 3, 3, do_mod_port }, |
1072 | { "probe", 1, 1, do_probe }, | |
1073 | { "ping", 1, 2, do_ping }, | |
1074 | { "benchmark", 3, 3, do_benchmark }, | |
064af421 | 1075 | { "help", 0, INT_MAX, do_help }, |
09246b99 BP |
1076 | |
1077 | /* Undocumented commands for testing. */ | |
770f1f66 | 1078 | { "parse-flow", 1, 1, do_parse_flow }, |
09246b99 BP |
1079 | { "parse-flows", 1, 1, do_parse_flows }, |
1080 | { "parse-nx-match", 0, 0, do_parse_nx_match }, | |
fec00620 | 1081 | { "ofp-print", 1, 2, do_ofp_print }, |
09246b99 | 1082 | |
064af421 BP |
1083 | { NULL, 0, 0, NULL }, |
1084 | }; |