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Commit | Line | Data |
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064af421 | 1 | /* |
39cc5c4a | 2 | * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Nicira, Inc. |
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> | |
2b07c8b1 | 18 | #include <ctype.h> |
064af421 BP |
19 | #include <errno.h> |
20 | #include <getopt.h> | |
21 | #include <inttypes.h> | |
bd6b7545 | 22 | #include <sys/socket.h> |
064af421 | 23 | #include <net/if.h> |
064af421 | 24 | #include <signal.h> |
064af421 BP |
25 | #include <stdlib.h> |
26 | #include <string.h> | |
27 | #include <unistd.h> | |
71d1b763 | 28 | #include <fcntl.h> |
064af421 BP |
29 | #include <sys/stat.h> |
30 | #include <sys/time.h> | |
31 | ||
10a24935 | 32 | #include "byte-order.h" |
09246b99 | 33 | #include "classifier.h" |
064af421 | 34 | #include "command-line.h" |
1eb85ef5 | 35 | #include "daemon.h" |
ef7b593b | 36 | #include "colors.h" |
064af421 BP |
37 | #include "compiler.h" |
38 | #include "dirs.h" | |
d271907f | 39 | #include "dp-packet.h" |
8a777cf6 | 40 | #include "fatal-signal.h" |
09246b99 | 41 | #include "nx-match.h" |
064af421 | 42 | #include "odp-util.h" |
a53a8efa | 43 | #include "ofp-version-opt.h" |
63d347ce | 44 | #include "ofproto/ofproto.h" |
064af421 BP |
45 | #include "openflow/nicira-ext.h" |
46 | #include "openflow/openflow.h" | |
d271907f BW |
47 | #include "openvswitch/dynamic-string.h" |
48 | #include "openvswitch/meta-flow.h" | |
b598f214 | 49 | #include "openvswitch/ofp-actions.h" |
d271907f BW |
50 | #include "openvswitch/ofp-errors.h" |
51 | #include "openvswitch/ofp-msgs.h" | |
25d436fb | 52 | #include "openvswitch/ofp-print.h" |
d271907f BW |
53 | #include "openvswitch/ofp-util.h" |
54 | #include "openvswitch/ofp-parse.h" | |
55 | #include "openvswitch/ofpbuf.h" | |
56 | #include "openvswitch/vconn.h" | |
57 | #include "openvswitch/vlog.h" | |
0c3d5fc8 | 58 | #include "packets.h" |
14249c02 | 59 | #include "pcap-file.h" |
1eb85ef5 | 60 | #include "poll-loop.h" |
064af421 | 61 | #include "random.h" |
b598f214 | 62 | #include "sort.h" |
fe55ad15 | 63 | #include "stream-ssl.h" |
c3f25389 | 64 | #include "socket-util.h" |
064af421 | 65 | #include "timeval.h" |
1eb85ef5 | 66 | #include "unixctl.h" |
064af421 | 67 | #include "util.h" |
064af421 | 68 | |
d98e6007 | 69 | VLOG_DEFINE_THIS_MODULE(ofctl); |
064af421 | 70 | |
06d4d4b6 JR |
71 | /* --bundle: Use OpenFlow 1.3+ bundle for making the flow table change atomic. |
72 | * NOTE: If OpenFlow 1.3 or higher is not selected with the '-O' option, | |
73 | * OpenFlow 1.4 will be implicitly selected. Also the flow mod will use | |
74 | * OpenFlow 1.4, so the semantics may be different (see the comment in | |
75 | * parse_options() for details). | |
db5076ee JR |
76 | */ |
77 | static bool bundle = false; | |
78 | ||
20174b74 QM |
79 | /* --color: Use color markers. */ |
80 | static bool enable_color; | |
81 | ||
102ce766 EJ |
82 | /* --strict: Use strict matching for flow mod commands? Additionally governs |
83 | * use of nx_pull_match() instead of nx_pull_match_loose() in parse-nx-match. | |
84 | */ | |
675febfa | 85 | static bool strict; |
064af421 | 86 | |
88b87a36 JS |
87 | /* --may-create: If true, the mod-group command creates a group that does not |
88 | * yet exist; otherwise, such a command has no effect. */ | |
89 | static bool may_create; | |
90 | ||
96989efc | 91 | /* --readd: If true, on replace-flows, re-add even flows that have not changed |
c4ea79bf BP |
92 | * (to reset flow counters). */ |
93 | static bool readd; | |
94 | ||
27527aa0 BP |
95 | /* -F, --flow-format: Allowed protocols. By default, any protocol is |
96 | * allowed. */ | |
97 | static enum ofputil_protocol allowed_protocols = OFPUTIL_P_ANY; | |
88ca35ee | 98 | |
54834960 EJ |
99 | /* -P, --packet-in-format: Packet IN format to use in monitor and snoop |
100 | * commands. Either one of NXPIF_* to force a particular packet_in format, or | |
101 | * -1 to let ovs-ofctl choose the default. */ | |
102 | static int preferred_packet_in_format = -1; | |
103 | ||
4f564f8d BP |
104 | /* -m, --more: Additional verbosity for ofp-print functions. */ |
105 | static int verbosity; | |
106 | ||
0c9560b7 BP |
107 | /* --timestamp: Print a timestamp before each received packet on "monitor" and |
108 | * "snoop" command? */ | |
109 | static bool timestamp; | |
110 | ||
19945013 BP |
111 | /* --unixctl-path: Path to use for unixctl server, for "monitor" and "snoop" |
112 | commands. */ | |
113 | static char *unixctl_path; | |
114 | ||
bdcc5925 BP |
115 | /* --sort, --rsort: Sort order. */ |
116 | enum sort_order { SORT_ASC, SORT_DESC }; | |
117 | struct sort_criterion { | |
118 | const struct mf_field *field; /* NULL means to sort by priority. */ | |
119 | enum sort_order order; | |
120 | }; | |
121 | static struct sort_criterion *criteria; | |
122 | static size_t n_criteria, allocated_criteria; | |
123 | ||
5f383751 | 124 | static const struct ovs_cmdl_command *get_all_commands(void); |
064af421 | 125 | |
cab50449 | 126 | OVS_NO_RETURN static void usage(void); |
675febfa | 127 | static void parse_options(int argc, char *argv[]); |
064af421 | 128 | |
bdcc5925 BP |
129 | static bool recv_flow_stats_reply(struct vconn *, ovs_be32 send_xid, |
130 | struct ofpbuf **replyp, | |
131 | struct ofputil_flow_stats *, | |
132 | struct ofpbuf *ofpacts); | |
675febfa BP |
133 | int |
134 | main(int argc, char *argv[]) | |
064af421 | 135 | { |
1636c761 | 136 | struct ovs_cmdl_context ctx = { .argc = 0, }; |
064af421 | 137 | set_program_name(argv[0]); |
5e3ee29d | 138 | service_start(&argc, &argv); |
675febfa | 139 | parse_options(argc, argv); |
8a777cf6 | 140 | fatal_ignore_sigpipe(); |
1636c761 RB |
141 | ctx.argc = argc - optind; |
142 | ctx.argv = argv + optind; | |
e91b927d AZ |
143 | |
144 | daemon_become_new_user(false); | |
1636c761 | 145 | ovs_cmdl_run_command(&ctx, get_all_commands()); |
064af421 BP |
146 | return 0; |
147 | } | |
148 | ||
bdcc5925 BP |
149 | static void |
150 | add_sort_criterion(enum sort_order order, const char *field) | |
151 | { | |
152 | struct sort_criterion *sc; | |
153 | ||
154 | if (n_criteria >= allocated_criteria) { | |
155 | criteria = x2nrealloc(criteria, &allocated_criteria, sizeof *criteria); | |
156 | } | |
157 | ||
158 | sc = &criteria[n_criteria++]; | |
159 | if (!field || !strcasecmp(field, "priority")) { | |
160 | sc->field = NULL; | |
161 | } else { | |
162 | sc->field = mf_from_name(field); | |
163 | if (!sc->field) { | |
164 | ovs_fatal(0, "%s: unknown field name", field); | |
165 | } | |
166 | } | |
167 | sc->order = order; | |
168 | } | |
169 | ||
064af421 | 170 | static void |
675febfa | 171 | parse_options(int argc, char *argv[]) |
064af421 BP |
172 | { |
173 | enum { | |
87c84891 | 174 | OPT_STRICT = UCHAR_MAX + 1, |
c4ea79bf | 175 | OPT_READD, |
0c9560b7 | 176 | OPT_TIMESTAMP, |
bdcc5925 BP |
177 | OPT_SORT, |
178 | OPT_RSORT, | |
19945013 | 179 | OPT_UNIXCTL, |
db5076ee | 180 | OPT_BUNDLE, |
20174b74 | 181 | OPT_COLOR, |
88b87a36 | 182 | OPT_MAY_CREATE, |
1eb85ef5 | 183 | DAEMON_OPTION_ENUMS, |
a53a8efa | 184 | OFP_VERSION_OPTION_ENUMS, |
87c84891 | 185 | VLOG_OPTION_ENUMS |
064af421 | 186 | }; |
07fc4ed3 | 187 | static const struct option long_options[] = { |
e3c17733 BP |
188 | {"timeout", required_argument, NULL, 't'}, |
189 | {"strict", no_argument, NULL, OPT_STRICT}, | |
c4ea79bf | 190 | {"readd", no_argument, NULL, OPT_READD}, |
e3c17733 | 191 | {"flow-format", required_argument, NULL, 'F'}, |
54834960 | 192 | {"packet-in-format", required_argument, NULL, 'P'}, |
e3c17733 | 193 | {"more", no_argument, NULL, 'm'}, |
0c9560b7 | 194 | {"timestamp", no_argument, NULL, OPT_TIMESTAMP}, |
bdcc5925 BP |
195 | {"sort", optional_argument, NULL, OPT_SORT}, |
196 | {"rsort", optional_argument, NULL, OPT_RSORT}, | |
19945013 | 197 | {"unixctl", required_argument, NULL, OPT_UNIXCTL}, |
e3c17733 | 198 | {"help", no_argument, NULL, 'h'}, |
66fa2c88 | 199 | {"option", no_argument, NULL, 'o'}, |
db5076ee | 200 | {"bundle", no_argument, NULL, OPT_BUNDLE}, |
20174b74 | 201 | {"color", optional_argument, NULL, OPT_COLOR}, |
88b87a36 | 202 | {"may-create", no_argument, NULL, OPT_MAY_CREATE}, |
1eb85ef5 | 203 | DAEMON_LONG_OPTIONS, |
a53a8efa | 204 | OFP_VERSION_LONG_OPTIONS, |
87c84891 | 205 | VLOG_LONG_OPTIONS, |
bf8f2167 | 206 | STREAM_SSL_LONG_OPTIONS, |
e3c17733 | 207 | {NULL, 0, NULL, 0}, |
064af421 | 208 | }; |
5f383751 | 209 | char *short_options = ovs_cmdl_long_options_to_short_options(long_options); |
37923ac7 BP |
210 | uint32_t versions; |
211 | enum ofputil_protocol version_protocols; | |
064af421 | 212 | |
6dc53744 BP |
213 | /* For now, ovs-ofctl only enables OpenFlow 1.0 by default. This is |
214 | * because ovs-ofctl implements command such as "add-flow" as raw OpenFlow | |
215 | * requests, but those requests have subtly different semantics in | |
216 | * different OpenFlow versions. For example: | |
217 | * | |
218 | * - In OpenFlow 1.0, a "mod-flow" operation that does not find any | |
219 | * existing flow to modify adds a new flow. | |
220 | * | |
221 | * - In OpenFlow 1.1, a "mod-flow" operation that does not find any | |
222 | * existing flow to modify adds a new flow, but only if the mod-flow | |
223 | * did not match on the flow cookie. | |
224 | * | |
225 | * - In OpenFlow 1.2 and a later, a "mod-flow" operation never adds a | |
226 | * new flow. | |
227 | */ | |
228 | set_allowed_ofp_versions("OpenFlow10"); | |
229 | ||
064af421 BP |
230 | for (;;) { |
231 | unsigned long int timeout; | |
232 | int c; | |
233 | ||
234 | c = getopt_long(argc, argv, short_options, long_options, NULL); | |
235 | if (c == -1) { | |
236 | break; | |
237 | } | |
238 | ||
239 | switch (c) { | |
240 | case 't': | |
241 | timeout = strtoul(optarg, NULL, 10); | |
242 | if (timeout <= 0) { | |
243 | ovs_fatal(0, "value %s on -t or --timeout is not at least 1", | |
244 | optarg); | |
245 | } else { | |
246 | time_alarm(timeout); | |
247 | } | |
248 | break; | |
249 | ||
88ca35ee | 250 | case 'F': |
27527aa0 BP |
251 | allowed_protocols = ofputil_protocols_from_string(optarg); |
252 | if (!allowed_protocols) { | |
253 | ovs_fatal(0, "%s: invalid flow format(s)", optarg); | |
88ca35ee BP |
254 | } |
255 | break; | |
256 | ||
54834960 EJ |
257 | case 'P': |
258 | preferred_packet_in_format = | |
259 | ofputil_packet_in_format_from_string(optarg); | |
260 | if (preferred_packet_in_format < 0) { | |
261 | ovs_fatal(0, "unknown packet-in format `%s'", optarg); | |
262 | } | |
263 | break; | |
264 | ||
4f564f8d BP |
265 | case 'm': |
266 | verbosity++; | |
267 | break; | |
268 | ||
064af421 BP |
269 | case 'h': |
270 | usage(); | |
271 | ||
66fa2c88 | 272 | case 'o': |
5f383751 | 273 | ovs_cmdl_print_options(long_options); |
66fa2c88 AW |
274 | exit(EXIT_SUCCESS); |
275 | ||
db5076ee JR |
276 | case OPT_BUNDLE: |
277 | bundle = true; | |
278 | break; | |
279 | ||
064af421 | 280 | case OPT_STRICT: |
675febfa | 281 | strict = true; |
064af421 BP |
282 | break; |
283 | ||
c4ea79bf BP |
284 | case OPT_READD: |
285 | readd = true; | |
286 | break; | |
287 | ||
0c9560b7 BP |
288 | case OPT_TIMESTAMP: |
289 | timestamp = true; | |
290 | break; | |
291 | ||
bdcc5925 BP |
292 | case OPT_SORT: |
293 | add_sort_criterion(SORT_ASC, optarg); | |
294 | break; | |
295 | ||
296 | case OPT_RSORT: | |
297 | add_sort_criterion(SORT_DESC, optarg); | |
298 | break; | |
299 | ||
19945013 BP |
300 | case OPT_UNIXCTL: |
301 | unixctl_path = optarg; | |
302 | break; | |
303 | ||
20174b74 QM |
304 | case OPT_COLOR: |
305 | if (optarg) { | |
306 | if (!strcasecmp(optarg, "always") | |
307 | || !strcasecmp(optarg, "yes") | |
308 | || !strcasecmp(optarg, "force")) { | |
309 | enable_color = true; | |
310 | } else if (!strcasecmp(optarg, "never") | |
311 | || !strcasecmp(optarg, "no") | |
312 | || !strcasecmp(optarg, "none")) { | |
313 | enable_color = false; | |
314 | } else if (!strcasecmp(optarg, "auto") | |
315 | || !strcasecmp(optarg, "tty") | |
316 | || !strcasecmp(optarg, "if-tty")) { | |
317 | /* Determine whether we need colors, i.e. whether standard | |
318 | * output is a tty. */ | |
319 | enable_color = is_stdout_a_tty(); | |
320 | } else { | |
321 | ovs_fatal(0, "incorrect value `%s' for --color", optarg); | |
322 | } | |
323 | } else { | |
324 | enable_color = is_stdout_a_tty(); | |
325 | } | |
326 | break; | |
327 | ||
88b87a36 JS |
328 | case OPT_MAY_CREATE: |
329 | may_create = true; | |
330 | break; | |
331 | ||
1eb85ef5 | 332 | DAEMON_OPTION_HANDLERS |
a53a8efa | 333 | OFP_VERSION_OPTION_HANDLERS |
87c84891 | 334 | VLOG_OPTION_HANDLERS |
fe55ad15 | 335 | STREAM_SSL_OPTION_HANDLERS |
064af421 BP |
336 | |
337 | case '?': | |
338 | exit(EXIT_FAILURE); | |
339 | ||
340 | default: | |
341 | abort(); | |
342 | } | |
343 | } | |
bdcc5925 BP |
344 | |
345 | if (n_criteria) { | |
346 | /* Always do a final sort pass based on priority. */ | |
347 | add_sort_criterion(SORT_DESC, "priority"); | |
348 | } | |
349 | ||
064af421 | 350 | free(short_options); |
37923ac7 | 351 | |
db5076ee | 352 | /* Implicit OpenFlow 1.4 with the '--bundle' option. */ |
06d4d4b6 JR |
353 | if (bundle && !(get_allowed_ofp_versions() & |
354 | ofputil_protocols_to_version_bitmap(OFPUTIL_P_OF13_UP))) { | |
db5076ee JR |
355 | /* Add implicit allowance for OpenFlow 1.4. */ |
356 | add_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
357 | OFPUTIL_P_OF14_OXM)); | |
06d4d4b6 | 358 | /* Remove all versions that do not support bundles. */ |
5f8c05ad | 359 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( |
06d4d4b6 | 360 | OFPUTIL_P_OF13_UP)); |
db5076ee | 361 | } |
37923ac7 BP |
362 | versions = get_allowed_ofp_versions(); |
363 | version_protocols = ofputil_protocols_from_version_bitmap(versions); | |
364 | if (!(allowed_protocols & version_protocols)) { | |
365 | char *protocols = ofputil_protocols_to_string(allowed_protocols); | |
366 | struct ds version_s = DS_EMPTY_INITIALIZER; | |
367 | ||
368 | ofputil_format_version_bitmap_names(&version_s, versions); | |
369 | ovs_fatal(0, "None of the enabled OpenFlow versions (%s) supports " | |
370 | "any of the enabled flow formats (%s). (Use -O to enable " | |
371 | "additional OpenFlow versions or -F to enable additional " | |
372 | "flow formats.)", ds_cstr(&version_s), protocols); | |
373 | } | |
374 | allowed_protocols &= version_protocols; | |
375 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
376 | allowed_protocols)); | |
ef7b593b QM |
377 | |
378 | colors_init(enable_color); | |
064af421 BP |
379 | } |
380 | ||
381 | static void | |
382 | usage(void) | |
383 | { | |
384 | printf("%s: OpenFlow switch management utility\n" | |
385 | "usage: %s [OPTIONS] COMMAND [ARG...]\n" | |
386 | "\nFor OpenFlow switches:\n" | |
387 | " show SWITCH show OpenFlow information\n" | |
064af421 BP |
388 | " dump-desc SWITCH print switch description\n" |
389 | " dump-tables SWITCH print table stats\n" | |
5deff5aa | 390 | " dump-table-features SWITCH print table features\n" |
03c72922 | 391 | " dump-table-desc SWITCH print table description (OF1.4+)\n" |
064af421 | 392 | " mod-port SWITCH IFACE ACT modify port behavior\n" |
918f2b82 | 393 | " mod-table SWITCH MOD modify flow table behavior\n" |
82c22d34 | 394 | " OF1.1/1.2 MOD: controller, continue, drop\n" |
de7d3c07 | 395 | " OF1.4+ MOD: evict, noevict, vacancy:low,high, novacancy\n" |
7257b535 BP |
396 | " get-frags SWITCH print fragment handling behavior\n" |
397 | " set-frags SWITCH FRAG_MODE set fragment handling behavior\n" | |
82c22d34 | 398 | " FRAG_MODE: normal, drop, reassemble, nx-match\n" |
abaad8cf | 399 | " dump-ports SWITCH [PORT] print port statistics\n" |
70ae4f93 | 400 | " dump-ports-desc SWITCH [PORT] print port descriptions\n" |
064af421 BP |
401 | " dump-flows SWITCH print all flow entries\n" |
402 | " dump-flows SWITCH FLOW print matching FLOWs\n" | |
403 | " dump-aggregate SWITCH print aggregate flow statistics\n" | |
404 | " dump-aggregate SWITCH FLOW print aggregate stats for FLOWs\n" | |
d2805da2 | 405 | " queue-stats SWITCH [PORT [QUEUE]] dump queue stats\n" |
064af421 BP |
406 | " add-flow SWITCH FLOW add flow described by FLOW\n" |
407 | " add-flows SWITCH FILE add flows from FILE\n" | |
408 | " mod-flows SWITCH FLOW modify actions of matching FLOWs\n" | |
409 | " del-flows SWITCH [FLOW] delete matching FLOWs\n" | |
5ff660c6 | 410 | " replace-flows SWITCH FILE replace flows with those in FILE\n" |
1dac118c | 411 | " diff-flows SOURCE1 SOURCE2 compare flows from two sources\n" |
0c3d5fc8 BP |
412 | " packet-out SWITCH IN_PORT ACTIONS PACKET...\n" |
413 | " execute ACTIONS on PACKET\n" | |
2b07c8b1 | 414 | " monitor SWITCH [MISSLEN] [invalid_ttl] [watch:[...]]\n" |
1dac118c BP |
415 | " print packets received from SWITCH\n" |
416 | " snoop SWITCH snoop on SWITCH and its controller\n" | |
7395c052 | 417 | " add-group SWITCH GROUP add group described by GROUP\n" |
bdcca615 | 418 | " add-groups SWITCH FILE add group from FILE\n" |
88b87a36 | 419 | " [--may-create] mod-group SWITCH GROUP modify specific group\n" |
7395c052 | 420 | " del-groups SWITCH [GROUP] delete matching GROUPs\n" |
bdbb8426 SH |
421 | " insert-buckets SWITCH [GROUP] add buckets to GROUP\n" |
422 | " remove-buckets SWITCH [GROUP] remove buckets from GROUP\n" | |
7395c052 | 423 | " dump-group-features SWITCH print group features\n" |
19187a71 | 424 | " dump-groups SWITCH [GROUP] print group description\n" |
7395c052 | 425 | " dump-group-stats SWITCH [GROUP] print group statistics\n" |
56085be5 | 426 | " queue-get-config SWITCH [PORT] print queue config for PORT\n" |
3200ed58 JR |
427 | " add-meter SWITCH METER add meter described by METER\n" |
428 | " mod-meter SWITCH METER modify specific METER\n" | |
429 | " del-meter SWITCH METER delete METER\n" | |
430 | " del-meters SWITCH delete all meters\n" | |
431 | " dump-meter SWITCH METER print METER configuration\n" | |
432 | " dump-meters SWITCH print all meter configuration\n" | |
433 | " meter-stats SWITCH [METER] print meter statistics\n" | |
434 | " meter-features SWITCH print meter features\n" | |
4e548ad9 ML |
435 | " add-tlv-map SWITCH MAP add TLV option MAPpings\n" |
436 | " del-tlv-map SWITCH [MAP] delete TLV option MAPpings\n" | |
437 | " dump-tlv-map SWITCH print TLV option mappings\n" | |
fb8f22c1 BY |
438 | " dump-ipfix-bridge SWITCH print ipfix stats of bridge\n" |
439 | " dump-ipfix-flow SWITCH print flow ipfix of a bridge\n" | |
064af421 | 440 | "\nFor OpenFlow switches and controllers:\n" |
2daadadd BP |
441 | " probe TARGET probe whether TARGET is up\n" |
442 | " ping TARGET [N] latency of N-byte echos\n" | |
443 | " benchmark TARGET N COUNT bandwidth of COUNT N-byte echos\n" | |
1ac0e975 BP |
444 | "SWITCH or TARGET is an active OpenFlow connection method.\n" |
445 | "\nOther commands:\n" | |
f3dd1419 BP |
446 | " ofp-parse FILE print messages read from FILE\n" |
447 | " ofp-parse-pcap PCAP print OpenFlow read from PCAP\n", | |
064af421 BP |
448 | program_name, program_name); |
449 | vconn_usage(true, false, false); | |
1eb85ef5 | 450 | daemon_usage(); |
a53a8efa | 451 | ofp_version_usage(); |
064af421 BP |
452 | vlog_usage(); |
453 | printf("\nOther options:\n" | |
454 | " --strict use strict match for flow commands\n" | |
c4ea79bf | 455 | " --readd replace flows that haven't changed\n" |
88ca35ee | 456 | " -F, --flow-format=FORMAT force particular flow format\n" |
54834960 | 457 | " -P, --packet-in-format=FRMT force particular packet in format\n" |
4f564f8d | 458 | " -m, --more be more verbose printing OpenFlow\n" |
0c9560b7 | 459 | " --timestamp (monitor, snoop) print timestamps\n" |
064af421 | 460 | " -t, --timeout=SECS give up after SECS seconds\n" |
bdcc5925 BP |
461 | " --sort[=field] sort in ascending order\n" |
462 | " --rsort[=field] sort in descending order\n" | |
19945013 | 463 | " --unixctl=SOCKET set control socket name\n" |
20174b74 | 464 | " --color[=always|never|auto] control use of color in output\n" |
064af421 BP |
465 | " -h, --help display this help message\n" |
466 | " -V, --version display version information\n"); | |
467 | exit(EXIT_SUCCESS); | |
468 | } | |
469 | ||
1eb85ef5 EJ |
470 | static void |
471 | ofctl_exit(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
472 | const char *argv[] OVS_UNUSED, void *exiting_) | |
473 | { | |
474 | bool *exiting = exiting_; | |
475 | *exiting = true; | |
bde9f75d | 476 | unixctl_command_reply(conn, NULL); |
1eb85ef5 EJ |
477 | } |
478 | ||
064af421 | 479 | static void run(int retval, const char *message, ...) |
cab50449 | 480 | OVS_PRINTF_FORMAT(2, 3); |
064af421 | 481 | |
473f65a2 BP |
482 | static void |
483 | run(int retval, const char *message, ...) | |
064af421 BP |
484 | { |
485 | if (retval) { | |
486 | va_list args; | |
487 | ||
064af421 | 488 | va_start(args, message); |
fcaddd4d | 489 | ovs_fatal_valist(retval, message, args); |
064af421 BP |
490 | } |
491 | } | |
492 | \f | |
493 | /* Generic commands. */ | |
494 | ||
c3f25389 | 495 | static int |
1a6f1e2a JG |
496 | open_vconn_socket(const char *name, struct vconn **vconnp) |
497 | { | |
498 | char *vconn_name = xasprintf("unix:%s", name); | |
c3f25389 EJ |
499 | int error; |
500 | ||
82c8c53c BP |
501 | error = vconn_open(vconn_name, get_allowed_ofp_versions(), DSCP_DEFAULT, |
502 | vconnp); | |
c3f25389 EJ |
503 | if (error && error != ENOENT) { |
504 | ovs_fatal(0, "%s: failed to open socket (%s)", name, | |
10a89ef0 | 505 | ovs_strerror(error)); |
c3f25389 | 506 | } |
1a6f1e2a | 507 | free(vconn_name); |
c3f25389 EJ |
508 | |
509 | return error; | |
1a6f1e2a JG |
510 | } |
511 | ||
4766ce7a BP |
512 | enum open_target { MGMT, SNOOP }; |
513 | ||
27527aa0 | 514 | static enum ofputil_protocol |
4766ce7a | 515 | open_vconn__(const char *name, enum open_target target, |
0caf6bde | 516 | struct vconn **vconnp) |
064af421 | 517 | { |
4766ce7a | 518 | const char *suffix = target == MGMT ? "mgmt" : "snoop"; |
63d347ce | 519 | char *datapath_name, *datapath_type, *socket_name; |
27527aa0 | 520 | enum ofputil_protocol protocol; |
63d347ce | 521 | char *bridge_path; |
27527aa0 | 522 | int ofp_version; |
c3f25389 | 523 | int error; |
1a6f1e2a | 524 | |
4766ce7a | 525 | bridge_path = xasprintf("%s/%s.%s", ovs_rundir(), name, suffix); |
63d347ce BP |
526 | |
527 | ofproto_parse_name(name, &datapath_name, &datapath_type); | |
4766ce7a | 528 | socket_name = xasprintf("%s/%s.%s", ovs_rundir(), datapath_name, suffix); |
63d347ce BP |
529 | free(datapath_name); |
530 | free(datapath_type); | |
064af421 | 531 | |
3a27375e | 532 | if (strchr(name, ':')) { |
539b741f | 533 | run(vconn_open(name, get_allowed_ofp_versions(), DSCP_DEFAULT, vconnp), |
a53a8efa | 534 | "connecting to %s", name); |
c3f25389 EJ |
535 | } else if (!open_vconn_socket(name, vconnp)) { |
536 | /* Fall Through. */ | |
537 | } else if (!open_vconn_socket(bridge_path, vconnp)) { | |
538 | /* Fall Through. */ | |
539 | } else if (!open_vconn_socket(socket_name, vconnp)) { | |
540 | /* Fall Through. */ | |
064af421 | 541 | } else { |
2c0e6eb4 | 542 | ovs_fatal(0, "%s is not a bridge or a socket", name); |
064af421 | 543 | } |
1a6f1e2a | 544 | |
4766ce7a BP |
545 | if (target == SNOOP) { |
546 | vconn_set_recv_any_version(*vconnp); | |
547 | } | |
548 | ||
1a6f1e2a | 549 | free(bridge_path); |
63d347ce | 550 | free(socket_name); |
27527aa0 | 551 | |
c3f25389 EJ |
552 | VLOG_DBG("connecting to %s", vconn_get_name(*vconnp)); |
553 | error = vconn_connect_block(*vconnp); | |
554 | if (error) { | |
555 | ovs_fatal(0, "%s: failed to connect to socket (%s)", name, | |
10a89ef0 | 556 | ovs_strerror(error)); |
c3f25389 EJ |
557 | } |
558 | ||
27527aa0 BP |
559 | ofp_version = vconn_get_version(*vconnp); |
560 | protocol = ofputil_protocol_from_ofp_version(ofp_version); | |
561 | if (!protocol) { | |
562 | ovs_fatal(0, "%s: unsupported OpenFlow version 0x%02x", | |
563 | name, ofp_version); | |
564 | } | |
565 | return protocol; | |
064af421 BP |
566 | } |
567 | ||
27527aa0 | 568 | static enum ofputil_protocol |
0caf6bde BP |
569 | open_vconn(const char *name, struct vconn **vconnp) |
570 | { | |
4766ce7a | 571 | return open_vconn__(name, MGMT, vconnp); |
0caf6bde BP |
572 | } |
573 | ||
064af421 BP |
574 | static void |
575 | send_openflow_buffer(struct vconn *vconn, struct ofpbuf *buffer) | |
576 | { | |
064af421 BP |
577 | run(vconn_send_block(vconn, buffer), "failed to send packet to switch"); |
578 | } | |
579 | ||
580 | static void | |
a53a8efa | 581 | dump_transaction(struct vconn *vconn, struct ofpbuf *request) |
064af421 | 582 | { |
182b2eef BP |
583 | const struct ofp_header *oh = request->data; |
584 | if (ofpmsg_is_stat_request(oh)) { | |
585 | ovs_be32 send_xid = oh->xid; | |
586 | enum ofpraw request_raw; | |
587 | enum ofpraw reply_raw; | |
588 | bool done = false; | |
064af421 | 589 | |
182b2eef BP |
590 | ofpraw_decode_partial(&request_raw, request->data, request->size); |
591 | reply_raw = ofpraw_stats_request_to_reply(request_raw, oh->version); | |
982697a4 | 592 | |
182b2eef BP |
593 | send_openflow_buffer(vconn, request); |
594 | while (!done) { | |
595 | ovs_be32 recv_xid; | |
596 | struct ofpbuf *reply; | |
064af421 | 597 | |
182b2eef BP |
598 | run(vconn_recv_block(vconn, &reply), |
599 | "OpenFlow packet receive failed"); | |
600 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
601 | if (send_xid == recv_xid) { | |
602 | enum ofpraw raw; | |
064af421 | 603 | |
182b2eef | 604 | ofp_print(stdout, reply->data, reply->size, verbosity + 1); |
064af421 | 605 | |
182b2eef BP |
606 | ofpraw_decode(&raw, reply->data); |
607 | if (ofptype_from_ofpraw(raw) == OFPTYPE_ERROR) { | |
608 | done = true; | |
609 | } else if (raw == reply_raw) { | |
610 | done = !ofpmp_more(reply->data); | |
611 | } else { | |
612 | ovs_fatal(0, "received bad reply: %s", | |
613 | ofp_to_string(reply->data, reply->size, | |
614 | verbosity + 1)); | |
615 | } | |
a76150b1 | 616 | } else { |
182b2eef BP |
617 | VLOG_DBG("received reply with xid %08"PRIx32" " |
618 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
a76150b1 | 619 | } |
182b2eef | 620 | ofpbuf_delete(reply); |
064af421 | 621 | } |
182b2eef BP |
622 | } else { |
623 | struct ofpbuf *reply; | |
624 | ||
625 | run(vconn_transact(vconn, request, &reply), "talking to %s", | |
626 | vconn_get_name(vconn)); | |
627 | ofp_print(stdout, reply->data, reply->size, verbosity + 1); | |
064af421 BP |
628 | ofpbuf_delete(reply); |
629 | } | |
9abfe557 BP |
630 | } |
631 | ||
632 | static void | |
182b2eef | 633 | dump_trivial_transaction(const char *vconn_name, enum ofpraw raw) |
9abfe557 | 634 | { |
53514387 | 635 | struct ofpbuf *request; |
9abfe557 BP |
636 | struct vconn *vconn; |
637 | ||
638 | open_vconn(vconn_name, &vconn); | |
53514387 | 639 | request = ofpraw_alloc(raw, vconn_get_version(vconn), 0); |
182b2eef | 640 | dump_transaction(vconn, request); |
064af421 BP |
641 | vconn_close(vconn); |
642 | } | |
643 | ||
a8eebd48 BP |
644 | /* Sends all of the 'requests', which should be requests that only have replies |
645 | * if an error occurs, and waits for them to succeed or fail. If an error does | |
646 | * occur, prints it and exits with an error. | |
7257b535 BP |
647 | * |
648 | * Destroys all of the 'requests'. */ | |
d12513f7 | 649 | static void |
ca6ba700 | 650 | transact_multiple_noreply(struct vconn *vconn, struct ovs_list *requests) |
d12513f7 | 651 | { |
db5076ee | 652 | struct ofpbuf *reply; |
88ca35ee BP |
653 | |
654 | run(vconn_transact_multiple_noreply(vconn, requests, &reply), | |
d12513f7 BP |
655 | "talking to %s", vconn_get_name(vconn)); |
656 | if (reply) { | |
6fd6ed71 | 657 | ofp_print(stderr, reply->data, reply->size, verbosity + 2); |
d12513f7 BP |
658 | exit(1); |
659 | } | |
660 | ofpbuf_delete(reply); | |
661 | } | |
662 | ||
506c1ddb | 663 | /* Frees the error messages as they are printed. */ |
db5076ee | 664 | static void |
506c1ddb | 665 | bundle_print_errors(struct ovs_list *errors, struct ovs_list *requests) |
db5076ee | 666 | { |
506c1ddb JR |
667 | struct vconn_bundle_error *error, *next; |
668 | struct ofpbuf *bmsg; | |
669 | ||
670 | INIT_CONTAINER(bmsg, requests, list_node); | |
671 | ||
672 | LIST_FOR_EACH_SAFE (error, next, list_node, errors) { | |
673 | enum ofperr ofperr; | |
674 | struct ofpbuf payload; | |
675 | ||
676 | ofperr = ofperr_decode_msg(&error->ofp_msg, &payload); | |
677 | if (!ofperr) { | |
678 | fprintf(stderr, "***decode error***"); | |
679 | } else { | |
680 | /* Default to the likely truncated message. */ | |
681 | const struct ofp_header *ofp_msg = payload.data; | |
682 | size_t msg_len = payload.size; | |
683 | ||
684 | /* Find the failing message from the requests list to be able to | |
685 | * dump the whole message. We assume the errors are returned in | |
686 | * the same order as in which the messages are sent to get O(n) | |
687 | * rather than O(n^2) processing here. If this heuristics fails we | |
688 | * may print the truncated hexdumps instead. */ | |
689 | LIST_FOR_EACH_CONTINUE (bmsg, list_node, requests) { | |
690 | const struct ofp_header *oh = bmsg->data; | |
691 | ||
692 | if (oh->xid == error->ofp_msg.xid) { | |
693 | ofp_msg = oh; | |
694 | msg_len = bmsg->size; | |
695 | break; | |
696 | } | |
697 | } | |
698 | fprintf(stderr, "Error %s for: ", ofperr_get_name(ofperr)); | |
699 | ofp_print(stderr, ofp_msg, msg_len, verbosity + 1); | |
700 | } | |
701 | free(error); | |
702 | } | |
db5076ee JR |
703 | fflush(stderr); |
704 | } | |
705 | ||
706 | static void | |
707 | bundle_transact(struct vconn *vconn, struct ovs_list *requests, uint16_t flags) | |
708 | { | |
506c1ddb JR |
709 | struct ovs_list errors; |
710 | int retval = vconn_bundle_transact(vconn, requests, flags, &errors); | |
711 | ||
712 | bundle_print_errors(&errors, requests); | |
713 | ||
714 | if (retval) { | |
715 | ovs_fatal(retval, "talking to %s", vconn_get_name(vconn)); | |
716 | } | |
db5076ee JR |
717 | } |
718 | ||
88ca35ee BP |
719 | /* Sends 'request', which should be a request that only has a reply if an error |
720 | * occurs, and waits for it to succeed or fail. If an error does occur, prints | |
7257b535 BP |
721 | * it and exits with an error. |
722 | * | |
723 | * Destroys 'request'. */ | |
88ca35ee BP |
724 | static void |
725 | transact_noreply(struct vconn *vconn, struct ofpbuf *request) | |
726 | { | |
ca6ba700 | 727 | struct ovs_list requests; |
88ca35ee | 728 | |
417e7e66 BW |
729 | ovs_list_init(&requests); |
730 | ovs_list_push_back(&requests, &request->list_node); | |
88ca35ee BP |
731 | transact_multiple_noreply(vconn, &requests); |
732 | } | |
733 | ||
7257b535 | 734 | static void |
ad99e2ed | 735 | fetch_switch_config(struct vconn *vconn, struct ofputil_switch_config *config) |
7257b535 | 736 | { |
7257b535 BP |
737 | struct ofpbuf *request; |
738 | struct ofpbuf *reply; | |
982697a4 | 739 | enum ofptype type; |
7257b535 | 740 | |
a53a8efa SH |
741 | request = ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST, |
742 | vconn_get_version(vconn), 0); | |
7257b535 BP |
743 | run(vconn_transact(vconn, request, &reply), |
744 | "talking to %s", vconn_get_name(vconn)); | |
745 | ||
ad99e2ed BP |
746 | if (ofptype_decode(&type, reply->data) |
747 | || type != OFPTYPE_GET_CONFIG_REPLY) { | |
7257b535 BP |
748 | ovs_fatal(0, "%s: bad reply to config request", vconn_get_name(vconn)); |
749 | } | |
ad99e2ed | 750 | ofputil_decode_get_config_reply(reply->data, config); |
828c72d0 | 751 | ofpbuf_delete(reply); |
7257b535 BP |
752 | } |
753 | ||
754 | static void | |
ad99e2ed BP |
755 | set_switch_config(struct vconn *vconn, |
756 | const struct ofputil_switch_config *config) | |
7257b535 | 757 | { |
ad99e2ed BP |
758 | enum ofp_version version = vconn_get_version(vconn); |
759 | transact_noreply(vconn, ofputil_encode_set_config(config, version)); | |
7257b535 BP |
760 | } |
761 | ||
064af421 | 762 | static void |
1636c761 | 763 | ofctl_show(struct ovs_cmdl_context *ctx) |
064af421 | 764 | { |
1636c761 | 765 | const char *vconn_name = ctx->argv[1]; |
fca6d553 | 766 | enum ofp_version version; |
ae0e7009 JP |
767 | struct vconn *vconn; |
768 | struct ofpbuf *request; | |
769 | struct ofpbuf *reply; | |
fca6d553 | 770 | bool has_ports; |
ae0e7009 | 771 | |
ae0e7009 | 772 | open_vconn(vconn_name, &vconn); |
fca6d553 BP |
773 | version = vconn_get_version(vconn); |
774 | request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
ae0e7009 JP |
775 | run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name); |
776 | ||
fca6d553 | 777 | has_ports = ofputil_switch_features_has_ports(reply); |
6fd6ed71 | 778 | ofp_print(stdout, reply->data, reply->size, verbosity + 1); |
ae0e7009 | 779 | ofpbuf_delete(reply); |
ae0e7009 | 780 | |
fca6d553 | 781 | if (!has_ports) { |
70ae4f93 | 782 | request = ofputil_encode_port_desc_stats_request(version, OFPP_ANY); |
182b2eef | 783 | dump_transaction(vconn, request); |
ae0e7009 | 784 | } |
982697a4 | 785 | dump_trivial_transaction(vconn_name, OFPRAW_OFPT_GET_CONFIG_REQUEST); |
a53a8efa | 786 | vconn_close(vconn); |
064af421 BP |
787 | } |
788 | ||
064af421 | 789 | static void |
1636c761 | 790 | ofctl_dump_desc(struct ovs_cmdl_context *ctx) |
064af421 | 791 | { |
182b2eef | 792 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_DESC_REQUEST); |
064af421 BP |
793 | } |
794 | ||
795 | static void | |
1636c761 | 796 | ofctl_dump_tables(struct ovs_cmdl_context *ctx) |
064af421 | 797 | { |
182b2eef | 798 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_TABLE_REQUEST); |
064af421 BP |
799 | } |
800 | ||
5deff5aa | 801 | static void |
1636c761 | 802 | ofctl_dump_table_features(struct ovs_cmdl_context *ctx) |
5deff5aa AW |
803 | { |
804 | struct ofpbuf *request; | |
805 | struct vconn *vconn; | |
806 | ||
1636c761 | 807 | open_vconn(ctx->argv[1], &vconn); |
5deff5aa | 808 | request = ofputil_encode_table_features_request(vconn_get_version(vconn)); |
8811fc0a | 809 | |
182b2eef | 810 | /* The following is similar to dump_trivial_transaction(), but it |
8811fc0a BP |
811 | * maintains the previous 'ofputil_table_features' from one stats reply |
812 | * message to the next, which allows duplication to be eliminated in the | |
813 | * output across messages. Otherwise the output is much larger and harder | |
814 | * to read, because only 17 or so ofputil_table_features elements fit in a | |
815 | * single 64 kB OpenFlow message and therefore you get a ton of repetition | |
816 | * (every 17th element is printed in full instead of abbreviated). */ | |
817 | ||
818 | const struct ofp_header *request_oh = request->data; | |
819 | ovs_be32 send_xid = request_oh->xid; | |
820 | bool done = false; | |
821 | ||
822 | struct ofputil_table_features prev; | |
823 | int n = 0; | |
824 | ||
825 | send_openflow_buffer(vconn, request); | |
826 | while (!done) { | |
827 | ovs_be32 recv_xid; | |
828 | struct ofpbuf *reply; | |
829 | ||
830 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
831 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
832 | if (send_xid == recv_xid) { | |
833 | enum ofptype type; | |
834 | enum ofperr error; | |
835 | error = ofptype_decode(&type, reply->data); | |
836 | if (error) { | |
837 | ovs_fatal(0, "decode error: %s", ofperr_get_name(error)); | |
838 | } else if (type == OFPTYPE_ERROR) { | |
839 | ofp_print(stdout, reply->data, reply->size, verbosity + 1); | |
840 | done = true; | |
841 | } else if (type == OFPTYPE_TABLE_FEATURES_STATS_REPLY) { | |
842 | done = !ofpmp_more(reply->data); | |
843 | for (;;) { | |
844 | struct ofputil_table_features tf; | |
845 | int retval; | |
846 | ||
847 | retval = ofputil_decode_table_features(reply, &tf, true); | |
848 | if (retval) { | |
849 | if (retval != EOF) { | |
850 | ovs_fatal(0, "decode error: %s", | |
851 | ofperr_get_name(retval)); | |
852 | } | |
853 | break; | |
854 | } | |
855 | ||
856 | struct ds s = DS_EMPTY_INITIALIZER; | |
857 | ofp_print_table_features(&s, &tf, n ? &prev : NULL, | |
858 | NULL, NULL); | |
859 | puts(ds_cstr(&s)); | |
860 | ds_destroy(&s); | |
861 | ||
862 | prev = tf; | |
863 | n++; | |
864 | } | |
865 | } else { | |
866 | ovs_fatal(0, "received bad reply: %s", | |
867 | ofp_to_string(reply->data, reply->size, | |
868 | verbosity + 1)); | |
869 | } | |
870 | } else { | |
871 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
872 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
873 | } | |
874 | ofpbuf_delete(reply); | |
5deff5aa AW |
875 | } |
876 | ||
877 | vconn_close(vconn); | |
878 | } | |
879 | ||
03c72922 BP |
880 | static void |
881 | ofctl_dump_table_desc(struct ovs_cmdl_context *ctx) | |
882 | { | |
883 | struct ofpbuf *request; | |
884 | struct vconn *vconn; | |
885 | ||
886 | open_vconn(ctx->argv[1], &vconn); | |
887 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
888 | if (request) { | |
182b2eef | 889 | dump_transaction(vconn, request); |
03c72922 BP |
890 | } |
891 | ||
892 | vconn_close(vconn); | |
893 | } | |
894 | ||
895 | ||
da91750f | 896 | static bool |
5f4c5ff1 | 897 | str_to_ofp(const char *s, ofp_port_t *ofp_port) |
abaad8cf | 898 | { |
5f4c5ff1 BP |
899 | bool ret; |
900 | uint32_t port_; | |
901 | ||
902 | ret = str_to_uint(s, 10, &port_); | |
903 | *ofp_port = u16_to_ofp(port_); | |
904 | return ret; | |
905 | } | |
906 | ||
907 | struct port_iterator { | |
908 | struct vconn *vconn; | |
909 | ||
910 | enum { PI_FEATURES, PI_PORT_DESC } variant; | |
911 | struct ofpbuf *reply; | |
912 | ovs_be32 send_xid; | |
913 | bool more; | |
914 | }; | |
915 | ||
916 | static void | |
917 | port_iterator_fetch_port_desc(struct port_iterator *pi) | |
918 | { | |
919 | pi->variant = PI_PORT_DESC; | |
920 | pi->more = true; | |
921 | ||
922 | struct ofpbuf *rq = ofputil_encode_port_desc_stats_request( | |
923 | vconn_get_version(pi->vconn), OFPP_ANY); | |
924 | pi->send_xid = ((struct ofp_header *) rq->data)->xid; | |
925 | send_openflow_buffer(pi->vconn, rq); | |
926 | } | |
927 | ||
928 | static void | |
929 | port_iterator_fetch_features(struct port_iterator *pi) | |
930 | { | |
931 | pi->variant = PI_FEATURES; | |
abaad8cf | 932 | |
0df0e81d | 933 | /* Fetch the switch's ofp_switch_features. */ |
5f4c5ff1 BP |
934 | enum ofp_version version = vconn_get_version(pi->vconn); |
935 | struct ofpbuf *rq = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
936 | run(vconn_transact(pi->vconn, rq, &pi->reply), | |
937 | "talking to %s", vconn_get_name(pi->vconn)); | |
abaad8cf | 938 | |
5f4c5ff1 BP |
939 | enum ofptype type; |
940 | if (ofptype_decode(&type, pi->reply->data) | |
982697a4 | 941 | || type != OFPTYPE_FEATURES_REPLY) { |
5f4c5ff1 BP |
942 | ovs_fatal(0, "%s: received bad features reply", |
943 | vconn_get_name(pi->vconn)); | |
0df0e81d | 944 | } |
5f4c5ff1 | 945 | if (!ofputil_switch_features_has_ports(pi->reply)) { |
fca6d553 BP |
946 | /* The switch features reply does not contain a complete list of ports. |
947 | * Probably, there are more ports than will fit into a single 64 kB | |
948 | * OpenFlow message. Use OFPST_PORT_DESC to get a complete list of | |
949 | * ports. */ | |
5f4c5ff1 BP |
950 | ofpbuf_delete(pi->reply); |
951 | pi->reply = NULL; | |
952 | port_iterator_fetch_port_desc(pi); | |
953 | return; | |
da91750f JP |
954 | } |
955 | ||
5f4c5ff1 | 956 | struct ofputil_switch_features features; |
667bb1fb | 957 | enum ofperr error = ofputil_pull_switch_features(pi->reply, &features); |
9e1fd49b BP |
958 | if (error) { |
959 | ovs_fatal(0, "%s: failed to decode features reply (%s)", | |
5f4c5ff1 | 960 | vconn_get_name(pi->vconn), ofperr_to_string(error)); |
9e1fd49b | 961 | } |
5f4c5ff1 | 962 | } |
0df0e81d | 963 | |
5f4c5ff1 BP |
964 | /* Initializes 'pi' to prepare for iterating through all of the ports on the |
965 | * OpenFlow switch to which 'vconn' is connected. | |
966 | * | |
967 | * During iteration, the client should not make other use of 'vconn', because | |
968 | * that can cause other messages to be interleaved with the replies used by the | |
969 | * iterator and thus some ports may be missed or a hang can occur. */ | |
970 | static void | |
971 | port_iterator_init(struct port_iterator *pi, struct vconn *vconn) | |
972 | { | |
973 | memset(pi, 0, sizeof *pi); | |
974 | pi->vconn = vconn; | |
975 | if (vconn_get_version(vconn) < OFP13_VERSION) { | |
976 | port_iterator_fetch_features(pi); | |
977 | } else { | |
978 | port_iterator_fetch_port_desc(pi); | |
abaad8cf | 979 | } |
da91750f JP |
980 | } |
981 | ||
5f4c5ff1 BP |
982 | /* Obtains the next port from 'pi'. On success, initializes '*pp' with the |
983 | * port's details and returns true, otherwise (if all the ports have already | |
984 | * been seen), returns false. */ | |
da91750f | 985 | static bool |
5f4c5ff1 | 986 | port_iterator_next(struct port_iterator *pi, struct ofputil_phy_port *pp) |
da91750f | 987 | { |
5f4c5ff1 BP |
988 | for (;;) { |
989 | if (pi->reply) { | |
990 | int retval = ofputil_pull_phy_port(vconn_get_version(pi->vconn), | |
991 | pi->reply, pp); | |
992 | if (!retval) { | |
993 | return true; | |
994 | } else if (retval != EOF) { | |
da91750f | 995 | ovs_fatal(0, "received bad reply: %s", |
5f4c5ff1 | 996 | ofp_to_string(pi->reply->data, pi->reply->size, |
da91750f JP |
997 | verbosity + 1)); |
998 | } | |
5f4c5ff1 | 999 | } |
da91750f | 1000 | |
5f4c5ff1 BP |
1001 | if (pi->variant == PI_FEATURES || !pi->more) { |
1002 | return false; | |
1003 | } | |
da91750f | 1004 | |
5f4c5ff1 BP |
1005 | ovs_be32 recv_xid; |
1006 | do { | |
1007 | ofpbuf_delete(pi->reply); | |
1008 | run(vconn_recv_block(pi->vconn, &pi->reply), | |
1009 | "OpenFlow receive failed"); | |
1010 | recv_xid = ((struct ofp_header *) pi->reply->data)->xid; | |
1011 | } while (pi->send_xid != recv_xid); | |
1012 | ||
1013 | struct ofp_header *oh = pi->reply->data; | |
1014 | enum ofptype type; | |
1015 | if (ofptype_pull(&type, pi->reply) | |
1016 | || type != OFPTYPE_PORT_DESC_STATS_REPLY) { | |
1017 | ovs_fatal(0, "received bad reply: %s", | |
1018 | ofp_to_string(pi->reply->data, pi->reply->size, | |
1019 | verbosity + 1)); | |
da91750f | 1020 | } |
da91750f | 1021 | |
5f4c5ff1 BP |
1022 | pi->more = (ofpmp_flags(oh) & OFPSF_REPLY_MORE) != 0; |
1023 | } | |
da91750f JP |
1024 | } |
1025 | ||
5f4c5ff1 BP |
1026 | /* Destroys iterator 'pi'. */ |
1027 | static void | |
1028 | port_iterator_destroy(struct port_iterator *pi) | |
4e022ec0 | 1029 | { |
5f4c5ff1 BP |
1030 | if (pi) { |
1031 | while (pi->variant == PI_PORT_DESC && pi->more) { | |
1032 | /* Drain vconn's queue of any other replies for this request. */ | |
1033 | struct ofputil_phy_port pp; | |
1034 | port_iterator_next(pi, &pp); | |
1035 | } | |
4e022ec0 | 1036 | |
5f4c5ff1 BP |
1037 | ofpbuf_delete(pi->reply); |
1038 | } | |
4e022ec0 | 1039 | } |
da91750f JP |
1040 | |
1041 | /* Opens a connection to 'vconn_name', fetches the port structure for | |
1042 | * 'port_name' (which may be a port name or number), and copies it into | |
1043 | * '*pp'. */ | |
1044 | static void | |
1045 | fetch_ofputil_phy_port(const char *vconn_name, const char *port_name, | |
1046 | struct ofputil_phy_port *pp) | |
1047 | { | |
fca6d553 | 1048 | struct vconn *vconn; |
4e022ec0 | 1049 | ofp_port_t port_no; |
5f4c5ff1 | 1050 | bool found = false; |
da91750f JP |
1051 | |
1052 | /* Try to interpret the argument as a port number. */ | |
4e022ec0 AW |
1053 | if (!str_to_ofp(port_name, &port_no)) { |
1054 | port_no = OFPP_NONE; | |
da91750f JP |
1055 | } |
1056 | ||
fca6d553 BP |
1057 | /* OpenFlow 1.0, 1.1, and 1.2 put the list of ports in the |
1058 | * OFPT_FEATURES_REPLY message. OpenFlow 1.3 and later versions put it | |
1059 | * into the OFPST_PORT_DESC reply. Try it the correct way. */ | |
1060 | open_vconn(vconn_name, &vconn); | |
5f4c5ff1 BP |
1061 | struct port_iterator pi; |
1062 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, pp); ) { | |
1063 | if (port_no != OFPP_NONE | |
1064 | ? port_no == pp->port_no | |
1065 | : !strcmp(pp->name, port_name)) { | |
1066 | found = true; | |
1067 | break; | |
1068 | } | |
1069 | } | |
1070 | port_iterator_destroy(&pi); | |
fca6d553 | 1071 | vconn_close(vconn); |
da91750f JP |
1072 | |
1073 | if (!found) { | |
1074 | ovs_fatal(0, "%s: couldn't find port `%s'", vconn_name, port_name); | |
1075 | } | |
0df0e81d | 1076 | } |
abaad8cf | 1077 | |
0df0e81d BP |
1078 | /* Returns the port number corresponding to 'port_name' (which may be a port |
1079 | * name or number) within the switch 'vconn_name'. */ | |
4e022ec0 | 1080 | static ofp_port_t |
0df0e81d BP |
1081 | str_to_port_no(const char *vconn_name, const char *port_name) |
1082 | { | |
4e022ec0 | 1083 | ofp_port_t port_no; |
8010100b BP |
1084 | |
1085 | if (ofputil_port_from_string(port_name, &port_no)) { | |
0df0e81d BP |
1086 | return port_no; |
1087 | } else { | |
9e1fd49b | 1088 | struct ofputil_phy_port pp; |
abaad8cf | 1089 | |
9e1fd49b BP |
1090 | fetch_ofputil_phy_port(vconn_name, port_name, &pp); |
1091 | return pp.port_no; | |
0df0e81d | 1092 | } |
abaad8cf JP |
1093 | } |
1094 | ||
88ca35ee | 1095 | static bool |
27527aa0 BP |
1096 | try_set_protocol(struct vconn *vconn, enum ofputil_protocol want, |
1097 | enum ofputil_protocol *cur) | |
88ca35ee | 1098 | { |
27527aa0 BP |
1099 | for (;;) { |
1100 | struct ofpbuf *request, *reply; | |
1101 | enum ofputil_protocol next; | |
88ca35ee | 1102 | |
27527aa0 BP |
1103 | request = ofputil_encode_set_protocol(*cur, want, &next); |
1104 | if (!request) { | |
e43928f2 | 1105 | return *cur == want; |
27527aa0 BP |
1106 | } |
1107 | ||
1108 | run(vconn_transact_noreply(vconn, request, &reply), | |
1109 | "talking to %s", vconn_get_name(vconn)); | |
1110 | if (reply) { | |
6fd6ed71 | 1111 | char *s = ofp_to_string(reply->data, reply->size, 2); |
27527aa0 BP |
1112 | VLOG_DBG("%s: failed to set protocol, switch replied: %s", |
1113 | vconn_get_name(vconn), s); | |
1114 | free(s); | |
1115 | ofpbuf_delete(reply); | |
1116 | return false; | |
1117 | } | |
1118 | ||
1119 | *cur = next; | |
88ca35ee | 1120 | } |
88ca35ee BP |
1121 | } |
1122 | ||
27527aa0 BP |
1123 | static enum ofputil_protocol |
1124 | set_protocol_for_flow_dump(struct vconn *vconn, | |
1125 | enum ofputil_protocol cur_protocol, | |
1126 | enum ofputil_protocol usable_protocols) | |
064af421 | 1127 | { |
27527aa0 BP |
1128 | char *usable_s; |
1129 | int i; | |
064af421 | 1130 | |
27527aa0 BP |
1131 | for (i = 0; i < ofputil_n_flow_dump_protocols; i++) { |
1132 | enum ofputil_protocol f = ofputil_flow_dump_protocols[i]; | |
1133 | if (f & usable_protocols & allowed_protocols | |
1134 | && try_set_protocol(vconn, f, &cur_protocol)) { | |
1135 | return f; | |
f9cbfbe4 | 1136 | } |
27527aa0 | 1137 | } |
f9cbfbe4 | 1138 | |
27527aa0 BP |
1139 | usable_s = ofputil_protocols_to_string(usable_protocols); |
1140 | if (usable_protocols & allowed_protocols) { | |
1141 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1142 | "formats (%s)", usable_s); | |
f9cbfbe4 | 1143 | } else { |
27527aa0 BP |
1144 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); |
1145 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1146 | "allowed flow formats (%s)", usable_s, allowed_s); | |
88ca35ee | 1147 | } |
064af421 BP |
1148 | } |
1149 | ||
bdcc5925 BP |
1150 | static struct vconn * |
1151 | prepare_dump_flows(int argc, char *argv[], bool aggregate, | |
1152 | struct ofpbuf **requestp) | |
064af421 | 1153 | { |
27527aa0 | 1154 | enum ofputil_protocol usable_protocols, protocol; |
81d1ea94 | 1155 | struct ofputil_flow_stats_request fsr; |
88ca35ee | 1156 | struct vconn *vconn; |
bdda5aca BP |
1157 | char *error; |
1158 | ||
1159 | error = parse_ofp_flow_stats_request_str(&fsr, aggregate, | |
db0b6c29 | 1160 | argc > 2 ? argv[2] : "", |
ba2fe8e9 | 1161 | &usable_protocols); |
bdda5aca BP |
1162 | if (error) { |
1163 | ovs_fatal(0, "%s", error); | |
1164 | } | |
064af421 | 1165 | |
27527aa0 BP |
1166 | protocol = open_vconn(argv[1], &vconn); |
1167 | protocol = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); | |
bdcc5925 BP |
1168 | *requestp = ofputil_encode_flow_stats_request(&fsr, protocol); |
1169 | return vconn; | |
1170 | } | |
1171 | ||
1172 | static void | |
1173 | ofctl_dump_flows__(int argc, char *argv[], bool aggregate) | |
1174 | { | |
1175 | struct ofpbuf *request; | |
1176 | struct vconn *vconn; | |
1177 | ||
1178 | vconn = prepare_dump_flows(argc, argv, aggregate, &request); | |
182b2eef | 1179 | dump_transaction(vconn, request); |
88ca35ee BP |
1180 | vconn_close(vconn); |
1181 | } | |
1182 | ||
bdcc5925 BP |
1183 | static int |
1184 | compare_flows(const void *afs_, const void *bfs_) | |
1185 | { | |
1186 | const struct ofputil_flow_stats *afs = afs_; | |
1187 | const struct ofputil_flow_stats *bfs = bfs_; | |
81a76618 BP |
1188 | const struct match *a = &afs->match; |
1189 | const struct match *b = &bfs->match; | |
bdcc5925 BP |
1190 | const struct sort_criterion *sc; |
1191 | ||
1192 | for (sc = criteria; sc < &criteria[n_criteria]; sc++) { | |
1193 | const struct mf_field *f = sc->field; | |
1194 | int ret; | |
1195 | ||
1196 | if (!f) { | |
eb391b76 BP |
1197 | int a_pri = afs->priority; |
1198 | int b_pri = bfs->priority; | |
81a76618 | 1199 | ret = a_pri < b_pri ? -1 : a_pri > b_pri; |
bdcc5925 BP |
1200 | } else { |
1201 | bool ina, inb; | |
1202 | ||
aff49b8c JR |
1203 | ina = mf_are_prereqs_ok(f, &a->flow, NULL) |
1204 | && !mf_is_all_wild(f, &a->wc); | |
1205 | inb = mf_are_prereqs_ok(f, &b->flow, NULL) | |
1206 | && !mf_is_all_wild(f, &b->wc); | |
bdcc5925 BP |
1207 | if (ina != inb) { |
1208 | /* Skip the test for sc->order, so that missing fields always | |
1209 | * sort to the end whether we're sorting in ascending or | |
1210 | * descending order. */ | |
1211 | return ina ? -1 : 1; | |
1212 | } else { | |
1213 | union mf_value aval, bval; | |
1214 | ||
1215 | mf_get_value(f, &a->flow, &aval); | |
1216 | mf_get_value(f, &b->flow, &bval); | |
1217 | ret = memcmp(&aval, &bval, f->n_bytes); | |
1218 | } | |
1219 | } | |
1220 | ||
1221 | if (ret) { | |
1222 | return sc->order == SORT_ASC ? ret : -ret; | |
1223 | } | |
1224 | } | |
1225 | ||
1226 | return 0; | |
1227 | } | |
1228 | ||
88ca35ee | 1229 | static void |
1636c761 | 1230 | ofctl_dump_flows(struct ovs_cmdl_context *ctx) |
88ca35ee | 1231 | { |
bdcc5925 | 1232 | if (!n_criteria) { |
1636c761 | 1233 | ofctl_dump_flows__(ctx->argc, ctx->argv, false); |
2f4aba0b | 1234 | return; |
bdcc5925 BP |
1235 | } else { |
1236 | struct ofputil_flow_stats *fses; | |
1237 | size_t n_fses, allocated_fses; | |
1238 | struct ofpbuf *request; | |
1239 | struct ofpbuf ofpacts; | |
1240 | struct ofpbuf *reply; | |
1241 | struct vconn *vconn; | |
1242 | ovs_be32 send_xid; | |
1243 | struct ds s; | |
1244 | size_t i; | |
1245 | ||
1636c761 | 1246 | vconn = prepare_dump_flows(ctx->argc, ctx->argv, false, &request); |
6fd6ed71 | 1247 | send_xid = ((struct ofp_header *) request->data)->xid; |
bdcc5925 BP |
1248 | send_openflow_buffer(vconn, request); |
1249 | ||
1250 | fses = NULL; | |
1251 | n_fses = allocated_fses = 0; | |
1252 | reply = NULL; | |
1253 | ofpbuf_init(&ofpacts, 0); | |
1254 | for (;;) { | |
1255 | struct ofputil_flow_stats *fs; | |
1256 | ||
1257 | if (n_fses >= allocated_fses) { | |
1258 | fses = x2nrealloc(fses, &allocated_fses, sizeof *fses); | |
1259 | } | |
1260 | ||
1261 | fs = &fses[n_fses]; | |
1262 | if (!recv_flow_stats_reply(vconn, send_xid, &reply, fs, | |
1263 | &ofpacts)) { | |
1264 | break; | |
1265 | } | |
1266 | fs->ofpacts = xmemdup(fs->ofpacts, fs->ofpacts_len); | |
1267 | n_fses++; | |
1268 | } | |
1269 | ofpbuf_uninit(&ofpacts); | |
1270 | ||
1271 | qsort(fses, n_fses, sizeof *fses, compare_flows); | |
1272 | ||
1273 | ds_init(&s); | |
1274 | for (i = 0; i < n_fses; i++) { | |
1275 | ds_clear(&s); | |
1276 | ofp_print_flow_stats(&s, &fses[i]); | |
1277 | puts(ds_cstr(&s)); | |
1278 | } | |
1279 | ds_destroy(&s); | |
1280 | ||
1281 | for (i = 0; i < n_fses; i++) { | |
dc723c44 | 1282 | free(CONST_CAST(struct ofpact *, fses[i].ofpacts)); |
bdcc5925 BP |
1283 | } |
1284 | free(fses); | |
1285 | ||
1286 | vconn_close(vconn); | |
1287 | } | |
88ca35ee BP |
1288 | } |
1289 | ||
1290 | static void | |
1636c761 | 1291 | ofctl_dump_aggregate(struct ovs_cmdl_context *ctx) |
88ca35ee | 1292 | { |
1636c761 | 1293 | ofctl_dump_flows__(ctx->argc, ctx->argv, true); |
064af421 BP |
1294 | } |
1295 | ||
d2805da2 | 1296 | static void |
1636c761 | 1297 | ofctl_queue_stats(struct ovs_cmdl_context *ctx) |
d2805da2 | 1298 | { |
d2805da2 | 1299 | struct ofpbuf *request; |
53514387 | 1300 | struct vconn *vconn; |
64626975 | 1301 | struct ofputil_queue_stats_request oqs; |
d2805da2 | 1302 | |
1636c761 | 1303 | open_vconn(ctx->argv[1], &vconn); |
d2805da2 | 1304 | |
1636c761 RB |
1305 | if (ctx->argc > 2 && ctx->argv[2][0] && strcasecmp(ctx->argv[2], "all")) { |
1306 | oqs.port_no = str_to_port_no(ctx->argv[1], ctx->argv[2]); | |
d2805da2 | 1307 | } else { |
7f05e7ab | 1308 | oqs.port_no = OFPP_ANY; |
d2805da2 | 1309 | } |
1636c761 RB |
1310 | if (ctx->argc > 3 && ctx->argv[3][0] && strcasecmp(ctx->argv[3], "all")) { |
1311 | oqs.queue_id = atoi(ctx->argv[3]); | |
d2805da2 | 1312 | } else { |
64626975 | 1313 | oqs.queue_id = OFPQ_ALL; |
d2805da2 BP |
1314 | } |
1315 | ||
64626975 | 1316 | request = ofputil_encode_queue_stats_request(vconn_get_version(vconn), &oqs); |
182b2eef | 1317 | dump_transaction(vconn, request); |
53514387 | 1318 | vconn_close(vconn); |
d2805da2 BP |
1319 | } |
1320 | ||
e8f9a7bb | 1321 | static void |
1636c761 | 1322 | ofctl_queue_get_config(struct ovs_cmdl_context *ctx) |
e8f9a7bb | 1323 | { |
1636c761 | 1324 | const char *vconn_name = ctx->argv[1]; |
e016fb63 BP |
1325 | const char *port_name = ctx->argc > 2 ? ctx->argv[2] : "any"; |
1326 | ofp_port_t port = str_to_port_no(vconn_name, port_name); | |
1327 | const char *queue_name = ctx->argc > 3 ? ctx->argv[3] : "all"; | |
1328 | uint32_t queue = (!strcasecmp(queue_name, "all") | |
1329 | ? OFPQ_ALL | |
1330 | : atoi(queue_name)); | |
56085be5 | 1331 | struct vconn *vconn; |
e016fb63 | 1332 | |
56085be5 BP |
1333 | enum ofputil_protocol protocol = open_vconn(vconn_name, &vconn); |
1334 | enum ofp_version version = ofputil_protocol_to_ofp_version(protocol); | |
1335 | if (port == OFPP_ANY && version == OFP10_VERSION) { | |
1336 | /* The user requested all queues on all ports. OpenFlow 1.0 only | |
1337 | * supports getting queues for an individual port, so to implement the | |
1338 | * user's request we have to get a list of all the ports. | |
1339 | * | |
1340 | * We use a second vconn to avoid having to accumulate a list of all of | |
1341 | * the ports. */ | |
1342 | struct vconn *vconn2; | |
1343 | enum ofputil_protocol protocol2 = open_vconn(vconn_name, &vconn2); | |
1344 | enum ofp_version version2 = ofputil_protocol_to_ofp_version(protocol2); | |
1345 | ||
1346 | struct port_iterator pi; | |
1347 | struct ofputil_phy_port pp; | |
1348 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, &pp); ) { | |
1349 | if (ofp_to_u16(pp.port_no) < ofp_to_u16(OFPP_MAX)) { | |
1350 | dump_transaction(vconn2, | |
1351 | ofputil_encode_queue_get_config_request( | |
e016fb63 | 1352 | version2, pp.port_no, queue)); |
56085be5 BP |
1353 | } |
1354 | } | |
1355 | port_iterator_destroy(&pi); | |
1356 | vconn_close(vconn2); | |
1357 | } else { | |
1358 | dump_transaction(vconn, ofputil_encode_queue_get_config_request( | |
e016fb63 | 1359 | version, port, queue)); |
56085be5 | 1360 | } |
e8f9a7bb VG |
1361 | vconn_close(vconn); |
1362 | } | |
1363 | ||
27527aa0 | 1364 | static enum ofputil_protocol |
db0b6c29 JR |
1365 | open_vconn_for_flow_mod(const char *remote, struct vconn **vconnp, |
1366 | enum ofputil_protocol usable_protocols) | |
0fbc9f11 | 1367 | { |
27527aa0 BP |
1368 | enum ofputil_protocol cur_protocol; |
1369 | char *usable_s; | |
1370 | int i; | |
0fbc9f11 | 1371 | |
27527aa0 BP |
1372 | if (!(usable_protocols & allowed_protocols)) { |
1373 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); | |
1374 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1375 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1376 | "allowed flow formats (%s)", usable_s, allowed_s); | |
0fbc9f11 | 1377 | } |
0fbc9f11 | 1378 | |
27527aa0 BP |
1379 | /* If the initial flow format is allowed and usable, keep it. */ |
1380 | cur_protocol = open_vconn(remote, vconnp); | |
1381 | if (usable_protocols & allowed_protocols & cur_protocol) { | |
1382 | return cur_protocol; | |
1383 | } | |
1384 | ||
1385 | /* Otherwise try each flow format in turn. */ | |
1386 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
1387 | enum ofputil_protocol f = 1 << i; | |
1388 | ||
1389 | if (f != cur_protocol | |
1390 | && f & usable_protocols & allowed_protocols | |
1391 | && try_set_protocol(*vconnp, f, &cur_protocol)) { | |
1392 | return f; | |
1393 | } | |
0fbc9f11 | 1394 | } |
27527aa0 BP |
1395 | |
1396 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1397 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1398 | "formats (%s)", usable_s); | |
0fbc9f11 BP |
1399 | } |
1400 | ||
db5076ee JR |
1401 | static void |
1402 | bundle_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, | |
1403 | size_t n_fms, enum ofputil_protocol usable_protocols) | |
1404 | { | |
1405 | enum ofputil_protocol protocol; | |
1406 | struct vconn *vconn; | |
1407 | struct ovs_list requests; | |
1408 | size_t i; | |
1409 | ||
417e7e66 | 1410 | ovs_list_init(&requests); |
db5076ee | 1411 | |
06d4d4b6 JR |
1412 | /* Bundles need OpenFlow 1.3+. */ |
1413 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
db5076ee JR |
1414 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
1415 | ||
1416 | for (i = 0; i < n_fms; i++) { | |
1417 | struct ofputil_flow_mod *fm = &fms[i]; | |
1418 | struct ofpbuf *request = ofputil_encode_flow_mod(fm, protocol); | |
1419 | ||
417e7e66 | 1420 | ovs_list_push_back(&requests, &request->list_node); |
db5076ee JR |
1421 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
1422 | } | |
1423 | ||
39c94593 | 1424 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
74cb32e3 | 1425 | ofpbuf_list_delete(&requests); |
db5076ee JR |
1426 | vconn_close(vconn); |
1427 | } | |
1428 | ||
064af421 | 1429 | static void |
e1fef0f9 | 1430 | ofctl_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, |
db0b6c29 | 1431 | size_t n_fms, enum ofputil_protocol usable_protocols) |
064af421 | 1432 | { |
27527aa0 | 1433 | enum ofputil_protocol protocol; |
064af421 | 1434 | struct vconn *vconn; |
27527aa0 | 1435 | size_t i; |
4989c59f | 1436 | |
db5076ee JR |
1437 | if (bundle) { |
1438 | bundle_flow_mod__(remote, fms, n_fms, usable_protocols); | |
1439 | return; | |
1440 | } | |
1441 | ||
db0b6c29 | 1442 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
049c8dc2 | 1443 | |
27527aa0 BP |
1444 | for (i = 0; i < n_fms; i++) { |
1445 | struct ofputil_flow_mod *fm = &fms[i]; | |
0fbc9f11 | 1446 | |
27527aa0 | 1447 | transact_noreply(vconn, ofputil_encode_flow_mod(fm, protocol)); |
dc723c44 | 1448 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
4989c59f | 1449 | } |
064af421 | 1450 | vconn_close(vconn); |
88ca35ee BP |
1451 | } |
1452 | ||
064af421 | 1453 | static void |
db5076ee | 1454 | ofctl_flow_mod_file(int argc OVS_UNUSED, char *argv[], int command) |
064af421 | 1455 | { |
db0b6c29 | 1456 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
1457 | struct ofputil_flow_mod *fms = NULL; |
1458 | size_t n_fms = 0; | |
bdda5aca | 1459 | char *error; |
064af421 | 1460 | |
db5076ee JR |
1461 | if (command == OFPFC_ADD) { |
1462 | /* Allow the file to specify a mix of commands. If none specified at | |
1463 | * the beginning of any given line, then the default is OFPFC_ADD, so | |
1464 | * this is backwards compatible. */ | |
1465 | command = -2; | |
1466 | } | |
db0b6c29 | 1467 | error = parse_ofp_flow_mod_file(argv[2], command, &fms, &n_fms, |
ba2fe8e9 | 1468 | &usable_protocols); |
bdda5aca BP |
1469 | if (error) { |
1470 | ovs_fatal(0, "%s", error); | |
1471 | } | |
db0b6c29 | 1472 | ofctl_flow_mod__(argv[1], fms, n_fms, usable_protocols); |
27527aa0 BP |
1473 | free(fms); |
1474 | } | |
1475 | ||
1476 | static void | |
e1fef0f9 | 1477 | ofctl_flow_mod(int argc, char *argv[], uint16_t command) |
27527aa0 | 1478 | { |
4989c59f | 1479 | if (argc > 2 && !strcmp(argv[2], "-")) { |
e1fef0f9 | 1480 | ofctl_flow_mod_file(argc, argv, command); |
27527aa0 BP |
1481 | } else { |
1482 | struct ofputil_flow_mod fm; | |
bdda5aca | 1483 | char *error; |
3200ed58 | 1484 | enum ofputil_protocol usable_protocols; |
bdda5aca | 1485 | |
db0b6c29 | 1486 | error = parse_ofp_flow_mod_str(&fm, argc > 2 ? argv[2] : "", command, |
ba2fe8e9 | 1487 | &usable_protocols); |
bdda5aca BP |
1488 | if (error) { |
1489 | ovs_fatal(0, "%s", error); | |
1490 | } | |
db0b6c29 | 1491 | ofctl_flow_mod__(argv[1], &fm, 1, usable_protocols); |
064af421 | 1492 | } |
4989c59f | 1493 | } |
88ca35ee | 1494 | |
4989c59f | 1495 | static void |
1636c761 | 1496 | ofctl_add_flow(struct ovs_cmdl_context *ctx) |
4989c59f | 1497 | { |
1636c761 | 1498 | ofctl_flow_mod(ctx->argc, ctx->argv, OFPFC_ADD); |
4989c59f BP |
1499 | } |
1500 | ||
1501 | static void | |
1636c761 | 1502 | ofctl_add_flows(struct ovs_cmdl_context *ctx) |
4989c59f | 1503 | { |
1636c761 | 1504 | ofctl_flow_mod_file(ctx->argc, ctx->argv, OFPFC_ADD); |
064af421 BP |
1505 | } |
1506 | ||
1507 | static void | |
1636c761 | 1508 | ofctl_mod_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1509 | { |
1636c761 | 1510 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_MODIFY_STRICT : OFPFC_MODIFY); |
064af421 BP |
1511 | } |
1512 | ||
88ca35ee | 1513 | static void |
1636c761 | 1514 | ofctl_del_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1515 | { |
1636c761 | 1516 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_DELETE_STRICT : OFPFC_DELETE); |
064af421 BP |
1517 | } |
1518 | ||
6409e008 | 1519 | static bool |
54834960 | 1520 | set_packet_in_format(struct vconn *vconn, |
6409e008 BP |
1521 | enum nx_packet_in_format packet_in_format, |
1522 | bool must_succeed) | |
54834960 | 1523 | { |
3f4a1939 SH |
1524 | struct ofpbuf *spif; |
1525 | ||
1526 | spif = ofputil_make_set_packet_in_format(vconn_get_version(vconn), | |
1527 | packet_in_format); | |
6409e008 BP |
1528 | if (must_succeed) { |
1529 | transact_noreply(vconn, spif); | |
1530 | } else { | |
1531 | struct ofpbuf *reply; | |
1532 | ||
1533 | run(vconn_transact_noreply(vconn, spif, &reply), | |
1534 | "talking to %s", vconn_get_name(vconn)); | |
1535 | if (reply) { | |
1536 | char *s = ofp_to_string(reply->data, reply->size, 2); | |
1537 | VLOG_DBG("%s: failed to set packet in format to nx_packet_in, " | |
1538 | "controller replied: %s.", | |
1539 | vconn_get_name(vconn), s); | |
1540 | free(s); | |
1541 | ofpbuf_delete(reply); | |
1542 | ||
1543 | return false; | |
1544 | } else { | |
1545 | VLOG_DBG("%s: using user-specified packet in format %s", | |
1546 | vconn_get_name(vconn), | |
1547 | ofputil_packet_in_format_to_string(packet_in_format)); | |
1548 | } | |
1549 | } | |
1550 | return true; | |
54834960 EJ |
1551 | } |
1552 | ||
f0fd1a17 PS |
1553 | static int |
1554 | monitor_set_invalid_ttl_to_controller(struct vconn *vconn) | |
1555 | { | |
ad99e2ed | 1556 | struct ofputil_switch_config config; |
f0fd1a17 PS |
1557 | |
1558 | fetch_switch_config(vconn, &config); | |
ad99e2ed BP |
1559 | if (!config.invalid_ttl_to_controller) { |
1560 | config.invalid_ttl_to_controller = 1; | |
f0fd1a17 PS |
1561 | set_switch_config(vconn, &config); |
1562 | ||
1563 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
1564 | * has ill-defined error reporting for bad flags, so this is about the |
1565 | * best we can do. */ | |
f0fd1a17 | 1566 | fetch_switch_config(vconn, &config); |
ad99e2ed | 1567 | if (!config.invalid_ttl_to_controller) { |
f0fd1a17 | 1568 | ovs_fatal(0, "setting invalid_ttl_to_controller failed (this " |
ad99e2ed | 1569 | "switch probably doesn't support this flag)"); |
f0fd1a17 PS |
1570 | } |
1571 | } | |
1572 | return 0; | |
1573 | } | |
1574 | ||
96761f58 BP |
1575 | /* Converts hex digits in 'hex' to an OpenFlow message in '*msgp'. The |
1576 | * caller must free '*msgp'. On success, returns NULL. On failure, returns | |
1577 | * an error message and stores NULL in '*msgp'. */ | |
1578 | static const char * | |
1579 | openflow_from_hex(const char *hex, struct ofpbuf **msgp) | |
1580 | { | |
1581 | struct ofp_header *oh; | |
1582 | struct ofpbuf *msg; | |
1583 | ||
1584 | msg = ofpbuf_new(strlen(hex) / 2); | |
1585 | *msgp = NULL; | |
1586 | ||
1587 | if (ofpbuf_put_hex(msg, hex, NULL)[0] != '\0') { | |
1588 | ofpbuf_delete(msg); | |
1589 | return "Trailing garbage in hex data"; | |
1590 | } | |
1591 | ||
6fd6ed71 | 1592 | if (msg->size < sizeof(struct ofp_header)) { |
96761f58 BP |
1593 | ofpbuf_delete(msg); |
1594 | return "Message too short for OpenFlow"; | |
1595 | } | |
1596 | ||
6fd6ed71 PS |
1597 | oh = msg->data; |
1598 | if (msg->size != ntohs(oh->length)) { | |
96761f58 BP |
1599 | ofpbuf_delete(msg); |
1600 | return "Message size does not match length in OpenFlow header"; | |
1601 | } | |
1602 | ||
1603 | *msgp = msg; | |
1604 | return NULL; | |
1605 | } | |
1606 | ||
1607 | static void | |
1608 | ofctl_send(struct unixctl_conn *conn, int argc, | |
1609 | const char *argv[], void *vconn_) | |
1610 | { | |
1611 | struct vconn *vconn = vconn_; | |
1612 | struct ds reply; | |
1613 | bool ok; | |
1614 | int i; | |
1615 | ||
1616 | ok = true; | |
1617 | ds_init(&reply); | |
1618 | for (i = 1; i < argc; i++) { | |
1619 | const char *error_msg; | |
1620 | struct ofpbuf *msg; | |
1621 | int error; | |
1622 | ||
1623 | error_msg = openflow_from_hex(argv[i], &msg); | |
1624 | if (error_msg) { | |
1625 | ds_put_format(&reply, "%s\n", error_msg); | |
1626 | ok = false; | |
1627 | continue; | |
1628 | } | |
1629 | ||
1630 | fprintf(stderr, "send: "); | |
6fd6ed71 | 1631 | ofp_print(stderr, msg->data, msg->size, verbosity); |
96761f58 BP |
1632 | |
1633 | error = vconn_send_block(vconn, msg); | |
1634 | if (error) { | |
1635 | ofpbuf_delete(msg); | |
10a89ef0 | 1636 | ds_put_format(&reply, "%s\n", ovs_strerror(error)); |
96761f58 BP |
1637 | ok = false; |
1638 | } else { | |
1639 | ds_put_cstr(&reply, "sent\n"); | |
1640 | } | |
1641 | } | |
bde9f75d EJ |
1642 | |
1643 | if (ok) { | |
1644 | unixctl_command_reply(conn, ds_cstr(&reply)); | |
1645 | } else { | |
1646 | unixctl_command_reply_error(conn, ds_cstr(&reply)); | |
1647 | } | |
96761f58 BP |
1648 | ds_destroy(&reply); |
1649 | } | |
1650 | ||
bb638b9a BP |
1651 | struct barrier_aux { |
1652 | struct vconn *vconn; /* OpenFlow connection for sending barrier. */ | |
1653 | struct unixctl_conn *conn; /* Connection waiting for barrier response. */ | |
1654 | }; | |
1655 | ||
1656 | static void | |
1657 | ofctl_barrier(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
1658 | const char *argv[] OVS_UNUSED, void *aux_) | |
1659 | { | |
1660 | struct barrier_aux *aux = aux_; | |
1661 | struct ofpbuf *msg; | |
1662 | int error; | |
1663 | ||
1664 | if (aux->conn) { | |
bde9f75d | 1665 | unixctl_command_reply_error(conn, "already waiting for barrier reply"); |
bb638b9a BP |
1666 | return; |
1667 | } | |
1668 | ||
a0ae0b6e | 1669 | msg = ofputil_encode_barrier_request(vconn_get_version(aux->vconn)); |
bb638b9a BP |
1670 | error = vconn_send_block(aux->vconn, msg); |
1671 | if (error) { | |
1672 | ofpbuf_delete(msg); | |
10a89ef0 | 1673 | unixctl_command_reply_error(conn, ovs_strerror(error)); |
bb638b9a BP |
1674 | } else { |
1675 | aux->conn = conn; | |
1676 | } | |
1677 | } | |
1678 | ||
1e1d00a5 BP |
1679 | static void |
1680 | ofctl_set_output_file(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
1681 | const char *argv[], void *aux OVS_UNUSED) | |
1682 | { | |
1683 | int fd; | |
1684 | ||
1685 | fd = open(argv[1], O_CREAT | O_TRUNC | O_WRONLY, 0666); | |
1686 | if (fd < 0) { | |
10a89ef0 | 1687 | unixctl_command_reply_error(conn, ovs_strerror(errno)); |
1e1d00a5 BP |
1688 | return; |
1689 | } | |
1690 | ||
1691 | fflush(stderr); | |
1692 | dup2(fd, STDERR_FILENO); | |
1693 | close(fd); | |
bde9f75d | 1694 | unixctl_command_reply(conn, NULL); |
1e1d00a5 BP |
1695 | } |
1696 | ||
2b07c8b1 BP |
1697 | static void |
1698 | ofctl_block(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 1699 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 1700 | { |
4f8f2439 | 1701 | bool *blocked = blocked_; |
2b07c8b1 | 1702 | |
4f8f2439 BP |
1703 | if (!*blocked) { |
1704 | *blocked = true; | |
1705 | unixctl_command_reply(conn, NULL); | |
1706 | } else { | |
2b07c8b1 | 1707 | unixctl_command_reply(conn, "already blocking"); |
2b07c8b1 BP |
1708 | } |
1709 | } | |
1710 | ||
1711 | static void | |
1712 | ofctl_unblock(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 1713 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 1714 | { |
4f8f2439 | 1715 | bool *blocked = blocked_; |
2b07c8b1 | 1716 | |
4f8f2439 BP |
1717 | if (*blocked) { |
1718 | *blocked = false; | |
2b07c8b1 | 1719 | unixctl_command_reply(conn, NULL); |
4f8f2439 BP |
1720 | } else { |
1721 | unixctl_command_reply(conn, "already unblocked"); | |
2b07c8b1 BP |
1722 | } |
1723 | } | |
1724 | ||
05f453a8 BP |
1725 | /* Prints to stdout all of the messages received on 'vconn'. |
1726 | * | |
1727 | * Iff 'reply_to_echo_requests' is true, sends a reply to any echo request | |
77ab5fd2 BP |
1728 | * received on 'vconn'. |
1729 | * | |
1730 | * If 'resume_continuations' is true, sends an NXT_RESUME in reply to any | |
1731 | * NXT_PACKET_IN2 that includes a continuation. */ | |
064af421 | 1732 | static void |
77ab5fd2 BP |
1733 | monitor_vconn(struct vconn *vconn, bool reply_to_echo_requests, |
1734 | bool resume_continuations) | |
0caf6bde | 1735 | { |
bb638b9a | 1736 | struct barrier_aux barrier_aux = { vconn, NULL }; |
1eb85ef5 EJ |
1737 | struct unixctl_server *server; |
1738 | bool exiting = false; | |
4f8f2439 | 1739 | bool blocked = false; |
7d0c5973 | 1740 | int error; |
1eb85ef5 | 1741 | |
7d0c5973 | 1742 | daemon_save_fd(STDERR_FILENO); |
e91b927d | 1743 | daemonize_start(false); |
19945013 | 1744 | error = unixctl_server_create(unixctl_path, &server); |
1eb85ef5 EJ |
1745 | if (error) { |
1746 | ovs_fatal(error, "failed to create unixctl server"); | |
1747 | } | |
1748 | unixctl_command_register("exit", "", 0, 0, ofctl_exit, &exiting); | |
96761f58 BP |
1749 | unixctl_command_register("ofctl/send", "OFMSG...", 1, INT_MAX, |
1750 | ofctl_send, vconn); | |
bb638b9a BP |
1751 | unixctl_command_register("ofctl/barrier", "", 0, 0, |
1752 | ofctl_barrier, &barrier_aux); | |
1e1d00a5 BP |
1753 | unixctl_command_register("ofctl/set-output-file", "FILE", 1, 1, |
1754 | ofctl_set_output_file, NULL); | |
2b07c8b1 | 1755 | |
4f8f2439 BP |
1756 | unixctl_command_register("ofctl/block", "", 0, 0, ofctl_block, &blocked); |
1757 | unixctl_command_register("ofctl/unblock", "", 0, 0, ofctl_unblock, | |
1758 | &blocked); | |
2b07c8b1 | 1759 | |
1eb85ef5 EJ |
1760 | daemonize_complete(); |
1761 | ||
77ab5fd2 BP |
1762 | enum ofp_version version = vconn_get_version(vconn); |
1763 | enum ofputil_protocol protocol | |
1764 | = ofputil_protocol_from_ofp_version(version); | |
1765 | ||
0caf6bde BP |
1766 | for (;;) { |
1767 | struct ofpbuf *b; | |
1eb85ef5 EJ |
1768 | int retval; |
1769 | ||
1770 | unixctl_server_run(server); | |
982697a4 | 1771 | |
4f8f2439 | 1772 | while (!blocked) { |
982697a4 | 1773 | enum ofptype type; |
bb638b9a | 1774 | |
1eb85ef5 EJ |
1775 | retval = vconn_recv(vconn, &b); |
1776 | if (retval == EAGAIN) { | |
1777 | break; | |
1778 | } | |
1eb85ef5 | 1779 | run(retval, "vconn_recv"); |
31c6fcd7 | 1780 | |
0c9560b7 | 1781 | if (timestamp) { |
2b31d8e7 PI |
1782 | char *s = xastrftime_msec("%Y-%m-%d %H:%M:%S.###: ", |
1783 | time_wall_msec(), true); | |
0c9560b7 | 1784 | fputs(s, stderr); |
3e78870d | 1785 | free(s); |
0c9560b7 | 1786 | } |
31c6fcd7 | 1787 | |
6fd6ed71 PS |
1788 | ofptype_decode(&type, b->data); |
1789 | ofp_print(stderr, b->data, b->size, verbosity + 2); | |
eafa7af8 | 1790 | fflush(stderr); |
bb638b9a | 1791 | |
05f453a8 BP |
1792 | switch ((int) type) { |
1793 | case OFPTYPE_BARRIER_REPLY: | |
1794 | if (barrier_aux.conn) { | |
1795 | unixctl_command_reply(barrier_aux.conn, NULL); | |
1796 | barrier_aux.conn = NULL; | |
1797 | } | |
1798 | break; | |
1799 | ||
1800 | case OFPTYPE_ECHO_REQUEST: | |
1801 | if (reply_to_echo_requests) { | |
1802 | struct ofpbuf *reply; | |
1803 | ||
6fd6ed71 | 1804 | reply = make_echo_reply(b->data); |
05f453a8 BP |
1805 | retval = vconn_send_block(vconn, reply); |
1806 | if (retval) { | |
1807 | ovs_fatal(retval, "failed to send echo reply"); | |
1808 | } | |
1809 | } | |
1810 | break; | |
77ab5fd2 BP |
1811 | |
1812 | case OFPTYPE_PACKET_IN: | |
1813 | if (resume_continuations) { | |
1814 | struct ofputil_packet_in pin; | |
1815 | struct ofpbuf continuation; | |
1816 | ||
1817 | error = ofputil_decode_packet_in(b->data, true, &pin, | |
1818 | NULL, NULL, | |
1819 | &continuation); | |
1820 | if (error) { | |
1821 | fprintf(stderr, "decoding packet-in failed: %s", | |
1822 | ofperr_to_string(error)); | |
1823 | } else if (continuation.size) { | |
1824 | struct ofpbuf *reply; | |
1825 | ||
1826 | reply = ofputil_encode_resume(&pin, &continuation, | |
1827 | protocol); | |
1828 | ||
1829 | fprintf(stderr, "send: "); | |
1830 | ofp_print(stderr, reply->data, reply->size, | |
1831 | verbosity + 2); | |
1832 | fflush(stderr); | |
1833 | ||
1834 | retval = vconn_send_block(vconn, reply); | |
1835 | if (retval) { | |
1836 | ovs_fatal(retval, "failed to send NXT_RESUME"); | |
1837 | } | |
1838 | } | |
1839 | } | |
1840 | break; | |
bb638b9a | 1841 | } |
05f453a8 | 1842 | ofpbuf_delete(b); |
1eb85ef5 EJ |
1843 | } |
1844 | ||
1845 | if (exiting) { | |
1846 | break; | |
1847 | } | |
1848 | ||
1849 | vconn_run(vconn); | |
1850 | vconn_run_wait(vconn); | |
4f8f2439 BP |
1851 | if (!blocked) { |
1852 | vconn_recv_wait(vconn); | |
1853 | } | |
1eb85ef5 EJ |
1854 | unixctl_server_wait(server); |
1855 | poll_block(); | |
0caf6bde | 1856 | } |
828c72d0 BP |
1857 | vconn_close(vconn); |
1858 | unixctl_server_destroy(server); | |
0caf6bde BP |
1859 | } |
1860 | ||
1861 | static void | |
1636c761 | 1862 | ofctl_monitor(struct ovs_cmdl_context *ctx) |
064af421 BP |
1863 | { |
1864 | struct vconn *vconn; | |
2b07c8b1 | 1865 | int i; |
db0b6c29 | 1866 | enum ofputil_protocol usable_protocols; |
064af421 | 1867 | |
ad99e2ed BP |
1868 | /* If the user wants the invalid_ttl_to_controller feature, limit the |
1869 | * OpenFlow versions to those that support that feature. (Support in | |
1870 | * OpenFlow 1.0 is an Open vSwitch extension.) */ | |
1871 | for (i = 2; i < ctx->argc; i++) { | |
1872 | if (!strcmp(ctx->argv[i], "invalid_ttl")) { | |
1873 | uint32_t usable_versions = ((1u << OFP10_VERSION) | | |
1874 | (1u << OFP11_VERSION) | | |
1875 | (1u << OFP12_VERSION)); | |
1876 | uint32_t allowed_versions = get_allowed_ofp_versions(); | |
1877 | if (!(allowed_versions & usable_versions)) { | |
1878 | struct ds versions = DS_EMPTY_INITIALIZER; | |
1879 | ofputil_format_version_bitmap_names(&versions, | |
1880 | usable_versions); | |
1881 | ovs_fatal(0, "invalid_ttl requires one of the OpenFlow " | |
1882 | "versions %s but none is enabled (use -O)", | |
1883 | ds_cstr(&versions)); | |
1884 | } | |
1885 | mask_allowed_ofp_versions(usable_versions); | |
1886 | break; | |
1887 | } | |
1888 | } | |
1889 | ||
1636c761 | 1890 | open_vconn(ctx->argv[1], &vconn); |
77ab5fd2 | 1891 | bool resume_continuations = false; |
1636c761 RB |
1892 | for (i = 2; i < ctx->argc; i++) { |
1893 | const char *arg = ctx->argv[i]; | |
064af421 | 1894 | |
2b07c8b1 | 1895 | if (isdigit((unsigned char) *arg)) { |
ad99e2ed | 1896 | struct ofputil_switch_config config; |
2b07c8b1 BP |
1897 | |
1898 | fetch_switch_config(vconn, &config); | |
ad99e2ed | 1899 | config.miss_send_len = atoi(arg); |
2b07c8b1 BP |
1900 | set_switch_config(vconn, &config); |
1901 | } else if (!strcmp(arg, "invalid_ttl")) { | |
f0fd1a17 | 1902 | monitor_set_invalid_ttl_to_controller(vconn); |
2b07c8b1 BP |
1903 | } else if (!strncmp(arg, "watch:", 6)) { |
1904 | struct ofputil_flow_monitor_request fmr; | |
1905 | struct ofpbuf *msg; | |
bdda5aca | 1906 | char *error; |
2b07c8b1 | 1907 | |
db0b6c29 JR |
1908 | error = parse_flow_monitor_request(&fmr, arg + 6, |
1909 | &usable_protocols); | |
bdda5aca BP |
1910 | if (error) { |
1911 | ovs_fatal(0, "%s", error); | |
1912 | } | |
2b07c8b1 BP |
1913 | |
1914 | msg = ofpbuf_new(0); | |
1915 | ofputil_append_flow_monitor_request(&fmr, msg); | |
182b2eef | 1916 | dump_transaction(vconn, msg); |
eafa7af8 | 1917 | fflush(stdout); |
77ab5fd2 BP |
1918 | } else if (!strcmp(arg, "resume")) { |
1919 | /* This option is intentionally undocumented because it is meant | |
1920 | * only for testing. */ | |
1921 | resume_continuations = true; | |
1922 | ||
1923 | /* Set miss_send_len to ensure that we get packet-ins. */ | |
1924 | struct ofputil_switch_config config; | |
1925 | fetch_switch_config(vconn, &config); | |
1926 | config.miss_send_len = UINT16_MAX; | |
1927 | set_switch_config(vconn, &config); | |
2b07c8b1 BP |
1928 | } else { |
1929 | ovs_fatal(0, "%s: unsupported \"monitor\" argument", arg); | |
f0fd1a17 PS |
1930 | } |
1931 | } | |
2b07c8b1 | 1932 | |
ca8526e0 | 1933 | if (preferred_packet_in_format >= 0) { |
6409e008 BP |
1934 | /* A particular packet-in format was requested, so we must set it. */ |
1935 | set_packet_in_format(vconn, preferred_packet_in_format, true); | |
ca8526e0 | 1936 | } else { |
6409e008 BP |
1937 | /* Otherwise, we always prefer NXT_PACKET_IN2. */ |
1938 | if (!set_packet_in_format(vconn, NXPIF_NXT_PACKET_IN2, false)) { | |
1939 | /* We can't get NXT_PACKET_IN2. For OpenFlow 1.0 only, request | |
1940 | * NXT_PACKET_IN. (Before 2.6, Open vSwitch will accept a request | |
1941 | * for NXT_PACKET_IN with OF1.1+, but even after that it still | |
1942 | * sends packet-ins in the OpenFlow native format.) */ | |
1943 | if (vconn_get_version(vconn) == OFP10_VERSION) { | |
1944 | set_packet_in_format(vconn, NXPIF_NXT_PACKET_IN, false); | |
f02b12c4 | 1945 | } |
ca8526e0 BP |
1946 | } |
1947 | } | |
1948 | ||
77ab5fd2 | 1949 | monitor_vconn(vconn, true, resume_continuations); |
0caf6bde BP |
1950 | } |
1951 | ||
1952 | static void | |
1636c761 | 1953 | ofctl_snoop(struct ovs_cmdl_context *ctx) |
0caf6bde BP |
1954 | { |
1955 | struct vconn *vconn; | |
1956 | ||
1636c761 | 1957 | open_vconn__(ctx->argv[1], SNOOP, &vconn); |
77ab5fd2 | 1958 | monitor_vconn(vconn, false, false); |
064af421 BP |
1959 | } |
1960 | ||
1961 | static void | |
1636c761 | 1962 | ofctl_dump_ports(struct ovs_cmdl_context *ctx) |
064af421 | 1963 | { |
abaad8cf | 1964 | struct ofpbuf *request; |
53514387 | 1965 | struct vconn *vconn; |
4e022ec0 | 1966 | ofp_port_t port; |
abaad8cf | 1967 | |
1636c761 RB |
1968 | open_vconn(ctx->argv[1], &vconn); |
1969 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
f8e4867e | 1970 | request = ofputil_encode_dump_ports_request(vconn_get_version(vconn), port); |
182b2eef | 1971 | dump_transaction(vconn, request); |
53514387 | 1972 | vconn_close(vconn); |
064af421 BP |
1973 | } |
1974 | ||
2be393ed | 1975 | static void |
1636c761 | 1976 | ofctl_dump_ports_desc(struct ovs_cmdl_context *ctx) |
2be393ed | 1977 | { |
70ae4f93 BP |
1978 | struct ofpbuf *request; |
1979 | struct vconn *vconn; | |
1980 | ofp_port_t port; | |
1981 | ||
1636c761 RB |
1982 | open_vconn(ctx->argv[1], &vconn); |
1983 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
70ae4f93 BP |
1984 | request = ofputil_encode_port_desc_stats_request(vconn_get_version(vconn), |
1985 | port); | |
182b2eef | 1986 | dump_transaction(vconn, request); |
70ae4f93 | 1987 | vconn_close(vconn); |
2be393ed JP |
1988 | } |
1989 | ||
064af421 | 1990 | static void |
1636c761 | 1991 | ofctl_probe(struct ovs_cmdl_context *ctx) |
064af421 BP |
1992 | { |
1993 | struct ofpbuf *request; | |
1994 | struct vconn *vconn; | |
1995 | struct ofpbuf *reply; | |
1996 | ||
1636c761 | 1997 | open_vconn(ctx->argv[1], &vconn); |
1a126c0c | 1998 | request = make_echo_request(vconn_get_version(vconn)); |
1636c761 | 1999 | run(vconn_transact(vconn, request, &reply), "talking to %s", ctx->argv[1]); |
6fd6ed71 | 2000 | if (reply->size != sizeof(struct ofp_header)) { |
064af421 BP |
2001 | ovs_fatal(0, "reply does not match request"); |
2002 | } | |
2003 | ofpbuf_delete(reply); | |
2004 | vconn_close(vconn); | |
2005 | } | |
2006 | ||
0c3d5fc8 | 2007 | static void |
1636c761 | 2008 | ofctl_packet_out(struct ovs_cmdl_context *ctx) |
0c3d5fc8 | 2009 | { |
de0f3156 | 2010 | enum ofputil_protocol protocol; |
0c3d5fc8 | 2011 | struct ofputil_packet_out po; |
f25d0cf3 | 2012 | struct ofpbuf ofpacts; |
0c3d5fc8 | 2013 | struct vconn *vconn; |
bdda5aca | 2014 | char *error; |
0c3d5fc8 | 2015 | int i; |
b420c0cf | 2016 | enum ofputil_protocol usable_protocols; /* XXX: Use in proto selection */ |
0c3d5fc8 | 2017 | |
f25d0cf3 | 2018 | ofpbuf_init(&ofpacts, 64); |
1636c761 | 2019 | error = ofpacts_parse_actions(ctx->argv[3], &ofpacts, &usable_protocols); |
bdda5aca BP |
2020 | if (error) { |
2021 | ovs_fatal(0, "%s", error); | |
2022 | } | |
0c3d5fc8 BP |
2023 | |
2024 | po.buffer_id = UINT32_MAX; | |
1636c761 | 2025 | po.in_port = str_to_port_no(ctx->argv[1], ctx->argv[2]); |
6fd6ed71 PS |
2026 | po.ofpacts = ofpacts.data; |
2027 | po.ofpacts_len = ofpacts.size; | |
0c3d5fc8 | 2028 | |
1636c761 RB |
2029 | protocol = open_vconn(ctx->argv[1], &vconn); |
2030 | for (i = 4; i < ctx->argc; i++) { | |
cf62fa4c PS |
2031 | struct dp_packet *packet; |
2032 | struct ofpbuf *opo; | |
0c3d5fc8 BP |
2033 | const char *error_msg; |
2034 | ||
1636c761 | 2035 | error_msg = eth_from_hex(ctx->argv[i], &packet); |
0c3d5fc8 BP |
2036 | if (error_msg) { |
2037 | ovs_fatal(0, "%s", error_msg); | |
2038 | } | |
2039 | ||
cf62fa4c PS |
2040 | po.packet = dp_packet_data(packet); |
2041 | po.packet_len = dp_packet_size(packet); | |
de0f3156 | 2042 | opo = ofputil_encode_packet_out(&po, protocol); |
0c3d5fc8 | 2043 | transact_noreply(vconn, opo); |
cf62fa4c | 2044 | dp_packet_delete(packet); |
0c3d5fc8 BP |
2045 | } |
2046 | vconn_close(vconn); | |
f25d0cf3 | 2047 | ofpbuf_uninit(&ofpacts); |
0c3d5fc8 BP |
2048 | } |
2049 | ||
064af421 | 2050 | static void |
1636c761 | 2051 | ofctl_mod_port(struct ovs_cmdl_context *ctx) |
064af421 | 2052 | { |
28124950 BP |
2053 | struct ofp_config_flag { |
2054 | const char *name; /* The flag's name. */ | |
2055 | enum ofputil_port_config bit; /* Bit to turn on or off. */ | |
2056 | bool on; /* Value to set the bit to. */ | |
2057 | }; | |
2058 | static const struct ofp_config_flag flags[] = { | |
2059 | { "up", OFPUTIL_PC_PORT_DOWN, false }, | |
2060 | { "down", OFPUTIL_PC_PORT_DOWN, true }, | |
2061 | { "stp", OFPUTIL_PC_NO_STP, false }, | |
2062 | { "receive", OFPUTIL_PC_NO_RECV, false }, | |
2063 | { "receive-stp", OFPUTIL_PC_NO_RECV_STP, false }, | |
2064 | { "flood", OFPUTIL_PC_NO_FLOOD, false }, | |
2065 | { "forward", OFPUTIL_PC_NO_FWD, false }, | |
2066 | { "packet-in", OFPUTIL_PC_NO_PACKET_IN, false }, | |
2067 | }; | |
2068 | ||
2069 | const struct ofp_config_flag *flag; | |
9e1fd49b BP |
2070 | enum ofputil_protocol protocol; |
2071 | struct ofputil_port_mod pm; | |
2072 | struct ofputil_phy_port pp; | |
064af421 | 2073 | struct vconn *vconn; |
28124950 BP |
2074 | const char *command; |
2075 | bool not; | |
064af421 | 2076 | |
1636c761 | 2077 | fetch_ofputil_phy_port(ctx->argv[1], ctx->argv[2], &pp); |
064af421 | 2078 | |
9e1fd49b | 2079 | pm.port_no = pp.port_no; |
74ff3298 | 2080 | pm.hw_addr = pp.hw_addr; |
9e1fd49b BP |
2081 | pm.config = 0; |
2082 | pm.mask = 0; | |
2083 | pm.advertise = 0; | |
064af421 | 2084 | |
1636c761 RB |
2085 | if (!strncasecmp(ctx->argv[3], "no-", 3)) { |
2086 | command = ctx->argv[3] + 3; | |
28124950 | 2087 | not = true; |
1636c761 RB |
2088 | } else if (!strncasecmp(ctx->argv[3], "no", 2)) { |
2089 | command = ctx->argv[3] + 2; | |
28124950 | 2090 | not = true; |
064af421 | 2091 | } else { |
1636c761 | 2092 | command = ctx->argv[3]; |
28124950 BP |
2093 | not = false; |
2094 | } | |
2095 | for (flag = flags; flag < &flags[ARRAY_SIZE(flags)]; flag++) { | |
2096 | if (!strcasecmp(command, flag->name)) { | |
2097 | pm.mask = flag->bit; | |
2098 | pm.config = flag->on ^ not ? flag->bit : 0; | |
2099 | goto found; | |
2100 | } | |
064af421 | 2101 | } |
1636c761 | 2102 | ovs_fatal(0, "unknown mod-port command '%s'", ctx->argv[3]); |
064af421 | 2103 | |
28124950 | 2104 | found: |
1636c761 | 2105 | protocol = open_vconn(ctx->argv[1], &vconn); |
9e1fd49b | 2106 | transact_noreply(vconn, ofputil_encode_port_mod(&pm, protocol)); |
064af421 BP |
2107 | vconn_close(vconn); |
2108 | } | |
2109 | ||
de7d3c07 SJ |
2110 | /* This function uses OFPMP14_TABLE_DESC request to get the current |
2111 | * table configuration from switch. The function then modifies | |
2112 | * only that table-config property, which has been requested. */ | |
2113 | static void | |
2114 | fetch_table_desc(struct vconn *vconn, struct ofputil_table_mod *tm, | |
2115 | struct ofputil_table_desc *td) | |
2116 | { | |
2117 | struct ofpbuf *request; | |
2118 | ovs_be32 send_xid; | |
2119 | bool done = false; | |
2120 | bool found = false; | |
2121 | ||
2122 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
2123 | send_xid = ((struct ofp_header *) request->data)->xid; | |
2124 | send_openflow_buffer(vconn, request); | |
2125 | while (!done) { | |
2126 | ovs_be32 recv_xid; | |
2127 | struct ofpbuf *reply; | |
2128 | ||
2129 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
2130 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
2131 | if (send_xid == recv_xid) { | |
2132 | struct ofp_header *oh = reply->data; | |
0a2869d5 | 2133 | struct ofpbuf b = ofpbuf_const_initializer(oh, ntohs(oh->length)); |
de7d3c07 | 2134 | |
0a2869d5 | 2135 | enum ofptype type; |
de7d3c07 SJ |
2136 | if (ofptype_pull(&type, &b) |
2137 | || type != OFPTYPE_TABLE_DESC_REPLY) { | |
2138 | ovs_fatal(0, "received bad reply: %s", | |
2139 | ofp_to_string(reply->data, reply->size, | |
2140 | verbosity + 1)); | |
2141 | } | |
0a2869d5 | 2142 | uint16_t flags = ofpmp_flags(oh); |
de7d3c07 SJ |
2143 | done = !(flags & OFPSF_REPLY_MORE); |
2144 | if (found) { | |
2145 | /* We've already found the table desc consisting of current | |
2146 | * table configuration, but we need to drain the queue of | |
2147 | * any other replies for this request. */ | |
2148 | continue; | |
2149 | } | |
2150 | while (!ofputil_decode_table_desc(&b, td, oh->version)) { | |
2151 | if (td->table_id == tm->table_id) { | |
2152 | found = true; | |
2153 | break; | |
2154 | } | |
2155 | } | |
2156 | } else { | |
2157 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
2158 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
2159 | } | |
2160 | ofpbuf_delete(reply); | |
2161 | } | |
2162 | if (tm->eviction != OFPUTIL_TABLE_EVICTION_DEFAULT) { | |
2163 | tm->vacancy = td->vacancy; | |
2164 | tm->table_vacancy.vacancy_down = td->table_vacancy.vacancy_down; | |
2165 | tm->table_vacancy.vacancy_up = td->table_vacancy.vacancy_up; | |
2166 | } else if (tm->vacancy != OFPUTIL_TABLE_VACANCY_DEFAULT) { | |
2167 | tm->eviction = td->eviction; | |
2168 | tm->eviction_flags = td->eviction_flags; | |
2169 | } | |
2170 | } | |
2171 | ||
918f2b82 | 2172 | static void |
1636c761 | 2173 | ofctl_mod_table(struct ovs_cmdl_context *ctx) |
918f2b82 | 2174 | { |
82c22d34 | 2175 | uint32_t usable_versions; |
918f2b82 AZ |
2176 | struct ofputil_table_mod tm; |
2177 | struct vconn *vconn; | |
2178 | char *error; | |
de7d3c07 | 2179 | int i; |
918f2b82 | 2180 | |
82c22d34 BP |
2181 | error = parse_ofp_table_mod(&tm, ctx->argv[2], ctx->argv[3], |
2182 | &usable_versions); | |
918f2b82 AZ |
2183 | if (error) { |
2184 | ovs_fatal(0, "%s", error); | |
2185 | } | |
2186 | ||
82c22d34 BP |
2187 | uint32_t allowed_versions = get_allowed_ofp_versions(); |
2188 | if (!(allowed_versions & usable_versions)) { | |
2189 | struct ds versions = DS_EMPTY_INITIALIZER; | |
de7d3c07 | 2190 | ofputil_format_version_bitmap_names(&versions, usable_versions); |
82c22d34 | 2191 | ovs_fatal(0, "table_mod '%s' requires one of the OpenFlow " |
de7d3c07 | 2192 | "versions %s", |
82c22d34 | 2193 | ctx->argv[3], ds_cstr(&versions)); |
918f2b82 | 2194 | } |
82c22d34 | 2195 | mask_allowed_ofp_versions(usable_versions); |
82c22d34 | 2196 | enum ofputil_protocol protocol = open_vconn(ctx->argv[1], &vconn); |
de7d3c07 SJ |
2197 | |
2198 | /* For OpenFlow 1.4+, ovs-ofctl mod-table should not affect table-config | |
2199 | * properties that the user didn't ask to change, so it is necessary to | |
2200 | * restore the current configuration of table-config parameters using | |
2201 | * OFPMP14_TABLE_DESC request. */ | |
2202 | if ((allowed_versions & (1u << OFP14_VERSION)) || | |
2203 | (allowed_versions & (1u << OFP15_VERSION))) { | |
2204 | struct ofputil_table_desc td; | |
2205 | ||
2206 | if (tm.table_id == OFPTT_ALL) { | |
2207 | for (i = 0; i < OFPTT_MAX; i++) { | |
2208 | tm.table_id = i; | |
2209 | fetch_table_desc(vconn, &tm, &td); | |
2210 | transact_noreply(vconn, | |
2211 | ofputil_encode_table_mod(&tm, protocol)); | |
2212 | } | |
2213 | } else { | |
2214 | fetch_table_desc(vconn, &tm, &td); | |
2215 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, protocol)); | |
2216 | } | |
2217 | } else { | |
2218 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, protocol)); | |
2219 | } | |
918f2b82 AZ |
2220 | vconn_close(vconn); |
2221 | } | |
2222 | ||
7257b535 | 2223 | static void |
1636c761 | 2224 | ofctl_get_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2225 | { |
ad99e2ed | 2226 | struct ofputil_switch_config config; |
7257b535 BP |
2227 | struct vconn *vconn; |
2228 | ||
1636c761 | 2229 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2230 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2231 | puts(ofputil_frag_handling_to_string(config.frag)); |
7257b535 BP |
2232 | vconn_close(vconn); |
2233 | } | |
2234 | ||
2235 | static void | |
1636c761 | 2236 | ofctl_set_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2237 | { |
ad99e2ed BP |
2238 | struct ofputil_switch_config config; |
2239 | enum ofputil_frag_handling frag; | |
7257b535 | 2240 | struct vconn *vconn; |
7257b535 | 2241 | |
ad99e2ed | 2242 | if (!ofputil_frag_handling_from_string(ctx->argv[2], &frag)) { |
1636c761 | 2243 | ovs_fatal(0, "%s: unknown fragment handling mode", ctx->argv[2]); |
7257b535 BP |
2244 | } |
2245 | ||
1636c761 | 2246 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2247 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2248 | if (frag != config.frag) { |
7257b535 | 2249 | /* Set the configuration. */ |
ad99e2ed | 2250 | config.frag = frag; |
7257b535 BP |
2251 | set_switch_config(vconn, &config); |
2252 | ||
2253 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
2254 | * has ill-defined error reporting for bad flags, so this is about the |
2255 | * best we can do. */ | |
7257b535 | 2256 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2257 | if (frag != config.frag) { |
7257b535 BP |
2258 | ovs_fatal(0, "%s: setting fragment handling mode failed (this " |
2259 | "switch probably doesn't support mode \"%s\")", | |
ad99e2ed | 2260 | ctx->argv[1], ofputil_frag_handling_to_string(frag)); |
7257b535 BP |
2261 | } |
2262 | } | |
2263 | vconn_close(vconn); | |
2264 | } | |
2265 | ||
1ac0e975 | 2266 | static void |
1636c761 | 2267 | ofctl_ofp_parse(struct ovs_cmdl_context *ctx) |
1ac0e975 | 2268 | { |
1636c761 | 2269 | const char *filename = ctx->argv[1]; |
1ac0e975 BP |
2270 | struct ofpbuf b; |
2271 | FILE *file; | |
2272 | ||
2273 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
2274 | if (file == NULL) { | |
2275 | ovs_fatal(errno, "%s: open", filename); | |
2276 | } | |
2277 | ||
2278 | ofpbuf_init(&b, 65536); | |
2279 | for (;;) { | |
2280 | struct ofp_header *oh; | |
2281 | size_t length, tail_len; | |
2282 | void *tail; | |
2283 | size_t n; | |
2284 | ||
2285 | ofpbuf_clear(&b); | |
2286 | oh = ofpbuf_put_uninit(&b, sizeof *oh); | |
2287 | n = fread(oh, 1, sizeof *oh, file); | |
2288 | if (n == 0) { | |
2289 | break; | |
2290 | } else if (n < sizeof *oh) { | |
2291 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2292 | } | |
2293 | ||
2294 | length = ntohs(oh->length); | |
2295 | if (length < sizeof *oh) { | |
34582733 | 2296 | ovs_fatal(0, "%s: %"PRIuSIZE"-byte message is too short for OpenFlow", |
1ac0e975 BP |
2297 | filename, length); |
2298 | } | |
2299 | ||
2300 | tail_len = length - sizeof *oh; | |
2301 | tail = ofpbuf_put_uninit(&b, tail_len); | |
2302 | n = fread(tail, 1, tail_len, file); | |
2303 | if (n < tail_len) { | |
2304 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2305 | } | |
2306 | ||
6fd6ed71 | 2307 | ofp_print(stdout, b.data, b.size, verbosity + 2); |
1ac0e975 BP |
2308 | } |
2309 | ofpbuf_uninit(&b); | |
2310 | ||
2311 | if (file != stdin) { | |
2312 | fclose(file); | |
2313 | } | |
2314 | } | |
2315 | ||
f3dd1419 BP |
2316 | static bool |
2317 | is_openflow_port(ovs_be16 port_, char *ports[]) | |
2318 | { | |
2319 | uint16_t port = ntohs(port_); | |
2320 | if (ports[0]) { | |
2321 | int i; | |
2322 | ||
2323 | for (i = 0; ports[i]; i++) { | |
2324 | if (port == atoi(ports[i])) { | |
2325 | return true; | |
2326 | } | |
2327 | } | |
2328 | return false; | |
2329 | } else { | |
2330 | return port == OFP_PORT || port == OFP_OLD_PORT; | |
2331 | } | |
2332 | } | |
2333 | ||
2334 | static void | |
1636c761 | 2335 | ofctl_ofp_parse_pcap(struct ovs_cmdl_context *ctx) |
f3dd1419 BP |
2336 | { |
2337 | struct tcp_reader *reader; | |
2338 | FILE *file; | |
2339 | int error; | |
2340 | bool first; | |
2341 | ||
1636c761 | 2342 | file = ovs_pcap_open(ctx->argv[1], "rb"); |
f3dd1419 | 2343 | if (!file) { |
1636c761 | 2344 | ovs_fatal(errno, "%s: open failed", ctx->argv[1]); |
f3dd1419 BP |
2345 | } |
2346 | ||
2347 | reader = tcp_reader_open(); | |
2348 | first = true; | |
2349 | for (;;) { | |
cf62fa4c | 2350 | struct dp_packet *packet; |
f3dd1419 BP |
2351 | long long int when; |
2352 | struct flow flow; | |
2353 | ||
50aa0364 | 2354 | error = ovs_pcap_read(file, &packet, &when); |
f3dd1419 BP |
2355 | if (error) { |
2356 | break; | |
2357 | } | |
35303d71 | 2358 | pkt_metadata_init(&packet->md, ODPP_NONE); |
cf62fa4c | 2359 | flow_extract(packet, &flow); |
f3dd1419 BP |
2360 | if (flow.dl_type == htons(ETH_TYPE_IP) |
2361 | && flow.nw_proto == IPPROTO_TCP | |
1636c761 RB |
2362 | && (is_openflow_port(flow.tp_src, ctx->argv + 2) || |
2363 | is_openflow_port(flow.tp_dst, ctx->argv + 2))) { | |
cf62fa4c | 2364 | struct dp_packet *payload = tcp_reader_run(reader, &flow, packet); |
f3dd1419 | 2365 | if (payload) { |
cf62fa4c | 2366 | while (dp_packet_size(payload) >= sizeof(struct ofp_header)) { |
f3dd1419 | 2367 | const struct ofp_header *oh; |
cf62fa4c | 2368 | void *data = dp_packet_data(payload); |
f3dd1419 BP |
2369 | int length; |
2370 | ||
2371 | /* Align OpenFlow on 8-byte boundary for safe access. */ | |
cf62fa4c | 2372 | dp_packet_shift(payload, -((intptr_t) data & 7)); |
f3dd1419 | 2373 | |
cf62fa4c | 2374 | oh = dp_packet_data(payload); |
f3dd1419 | 2375 | length = ntohs(oh->length); |
cf62fa4c | 2376 | if (dp_packet_size(payload) < length) { |
f3dd1419 BP |
2377 | break; |
2378 | } | |
2379 | ||
2380 | if (!first) { | |
2381 | putchar('\n'); | |
2382 | } | |
2383 | first = false; | |
2384 | ||
2385 | if (timestamp) { | |
2386 | char *s = xastrftime_msec("%H:%M:%S.### ", when, true); | |
2387 | fputs(s, stdout); | |
2388 | free(s); | |
2389 | } | |
2390 | ||
2391 | printf(IP_FMT".%"PRIu16" > "IP_FMT".%"PRIu16":\n", | |
2392 | IP_ARGS(flow.nw_src), ntohs(flow.tp_src), | |
2393 | IP_ARGS(flow.nw_dst), ntohs(flow.tp_dst)); | |
cf62fa4c PS |
2394 | ofp_print(stdout, dp_packet_data(payload), length, verbosity + 1); |
2395 | dp_packet_pull(payload, length); | |
f3dd1419 BP |
2396 | } |
2397 | } | |
2398 | } | |
cf62fa4c | 2399 | dp_packet_delete(packet); |
f3dd1419 BP |
2400 | } |
2401 | tcp_reader_close(reader); | |
2402 | } | |
2403 | ||
064af421 | 2404 | static void |
1636c761 | 2405 | ofctl_ping(struct ovs_cmdl_context *ctx) |
064af421 BP |
2406 | { |
2407 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2408 | unsigned int payload; | |
2409 | struct vconn *vconn; | |
2410 | int i; | |
2411 | ||
1636c761 | 2412 | payload = ctx->argc > 2 ? atoi(ctx->argv[2]) : 64; |
064af421 | 2413 | if (payload > max_payload) { |
34582733 | 2414 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2415 | } |
2416 | ||
1636c761 | 2417 | open_vconn(ctx->argv[1], &vconn); |
064af421 BP |
2418 | for (i = 0; i < 10; i++) { |
2419 | struct timeval start, end; | |
2420 | struct ofpbuf *request, *reply; | |
982697a4 BP |
2421 | const struct ofp_header *rpy_hdr; |
2422 | enum ofptype type; | |
064af421 | 2423 | |
a53a8efa SH |
2424 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2425 | vconn_get_version(vconn), payload); | |
982697a4 | 2426 | random_bytes(ofpbuf_put_uninit(request, payload), payload); |
064af421 | 2427 | |
279c9e03 | 2428 | xgettimeofday(&start); |
064af421 | 2429 | run(vconn_transact(vconn, ofpbuf_clone(request), &reply), "transact"); |
279c9e03 | 2430 | xgettimeofday(&end); |
064af421 | 2431 | |
6fd6ed71 | 2432 | rpy_hdr = reply->data; |
982697a4 BP |
2433 | if (ofptype_pull(&type, reply) |
2434 | || type != OFPTYPE_ECHO_REPLY | |
6fd6ed71 PS |
2435 | || reply->size != payload |
2436 | || memcmp(request->msg, reply->msg, payload)) { | |
064af421 | 2437 | printf("Reply does not match request. Request:\n"); |
6fd6ed71 | 2438 | ofp_print(stdout, request, request->size, verbosity + 2); |
064af421 | 2439 | printf("Reply:\n"); |
6fd6ed71 | 2440 | ofp_print(stdout, reply, reply->size, verbosity + 2); |
064af421 | 2441 | } |
437d0d22 | 2442 | printf("%"PRIu32" bytes from %s: xid=%08"PRIx32" time=%.1f ms\n", |
1636c761 | 2443 | reply->size, ctx->argv[1], ntohl(rpy_hdr->xid), |
064af421 BP |
2444 | (1000*(double)(end.tv_sec - start.tv_sec)) |
2445 | + (.001*(end.tv_usec - start.tv_usec))); | |
2446 | ofpbuf_delete(request); | |
2447 | ofpbuf_delete(reply); | |
2448 | } | |
2449 | vconn_close(vconn); | |
2450 | } | |
2451 | ||
2452 | static void | |
1636c761 | 2453 | ofctl_benchmark(struct ovs_cmdl_context *ctx) |
064af421 BP |
2454 | { |
2455 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2456 | struct timeval start, end; | |
2457 | unsigned int payload_size, message_size; | |
2458 | struct vconn *vconn; | |
2459 | double duration; | |
2460 | int count; | |
2461 | int i; | |
2462 | ||
1636c761 | 2463 | payload_size = atoi(ctx->argv[2]); |
064af421 | 2464 | if (payload_size > max_payload) { |
34582733 | 2465 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2466 | } |
2467 | message_size = sizeof(struct ofp_header) + payload_size; | |
2468 | ||
1636c761 | 2469 | count = atoi(ctx->argv[3]); |
064af421 BP |
2470 | |
2471 | printf("Sending %d packets * %u bytes (with header) = %u bytes total\n", | |
2472 | count, message_size, count * message_size); | |
2473 | ||
1636c761 | 2474 | open_vconn(ctx->argv[1], &vconn); |
279c9e03 | 2475 | xgettimeofday(&start); |
064af421 BP |
2476 | for (i = 0; i < count; i++) { |
2477 | struct ofpbuf *request, *reply; | |
064af421 | 2478 | |
a53a8efa SH |
2479 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2480 | vconn_get_version(vconn), payload_size); | |
982697a4 | 2481 | ofpbuf_put_zeros(request, payload_size); |
064af421 BP |
2482 | run(vconn_transact(vconn, request, &reply), "transact"); |
2483 | ofpbuf_delete(reply); | |
2484 | } | |
279c9e03 | 2485 | xgettimeofday(&end); |
064af421 BP |
2486 | vconn_close(vconn); |
2487 | ||
2488 | duration = ((1000*(double)(end.tv_sec - start.tv_sec)) | |
2489 | + (.001*(end.tv_usec - start.tv_usec))); | |
2490 | printf("Finished in %.1f ms (%.0f packets/s) (%.0f bytes/s)\n", | |
2491 | duration, count / (duration / 1000.0), | |
2492 | count * message_size / (duration / 1000.0)); | |
2493 | } | |
2494 | ||
fb8f22c1 BY |
2495 | static void |
2496 | ofctl_dump_ipfix_bridge(struct ovs_cmdl_context *ctx) | |
2497 | { | |
2498 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_BRIDGE_REQUEST); | |
2499 | } | |
2500 | ||
2501 | static void | |
2502 | ofctl_dump_ipfix_flow(struct ovs_cmdl_context *ctx) | |
2503 | { | |
2504 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_FLOW_REQUEST); | |
2505 | } | |
2506 | ||
7395c052 NZ |
2507 | static void |
2508 | ofctl_group_mod__(const char *remote, struct ofputil_group_mod *gms, | |
69185eb2 | 2509 | size_t n_gms, enum ofputil_protocol usable_protocols) |
7395c052 | 2510 | { |
69185eb2 | 2511 | enum ofputil_protocol protocol; |
7395c052 | 2512 | struct ofputil_group_mod *gm; |
69185eb2 | 2513 | enum ofp_version version; |
7395c052 NZ |
2514 | struct ofpbuf *request; |
2515 | ||
2516 | struct vconn *vconn; | |
2517 | size_t i; | |
2518 | ||
69185eb2 SH |
2519 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
2520 | version = ofputil_protocol_to_ofp_version(protocol); | |
7395c052 NZ |
2521 | |
2522 | for (i = 0; i < n_gms; i++) { | |
2523 | gm = &gms[i]; | |
69185eb2 | 2524 | request = ofputil_encode_group_mod(version, gm); |
7395c052 NZ |
2525 | if (request) { |
2526 | transact_noreply(vconn, request); | |
2527 | } | |
75868d0e | 2528 | ofputil_uninit_group_mod(gm); |
7395c052 NZ |
2529 | } |
2530 | ||
2531 | vconn_close(vconn); | |
7395c052 NZ |
2532 | } |
2533 | ||
2534 | ||
2535 | static void | |
2536 | ofctl_group_mod_file(int argc OVS_UNUSED, char *argv[], uint16_t command) | |
2537 | { | |
2538 | struct ofputil_group_mod *gms = NULL; | |
2539 | enum ofputil_protocol usable_protocols; | |
2540 | size_t n_gms = 0; | |
2541 | char *error; | |
2542 | ||
2543 | error = parse_ofp_group_mod_file(argv[2], command, &gms, &n_gms, | |
2544 | &usable_protocols); | |
2545 | if (error) { | |
2546 | ovs_fatal(0, "%s", error); | |
2547 | } | |
69185eb2 | 2548 | ofctl_group_mod__(argv[1], gms, n_gms, usable_protocols); |
7395c052 NZ |
2549 | free(gms); |
2550 | } | |
2551 | ||
2552 | static void | |
2553 | ofctl_group_mod(int argc, char *argv[], uint16_t command) | |
2554 | { | |
2555 | if (argc > 2 && !strcmp(argv[2], "-")) { | |
2556 | ofctl_group_mod_file(argc, argv, command); | |
2557 | } else { | |
2558 | enum ofputil_protocol usable_protocols; | |
2559 | struct ofputil_group_mod gm; | |
2560 | char *error; | |
2561 | ||
2562 | error = parse_ofp_group_mod_str(&gm, command, argc > 2 ? argv[2] : "", | |
2563 | &usable_protocols); | |
2564 | if (error) { | |
2565 | ovs_fatal(0, "%s", error); | |
2566 | } | |
69185eb2 | 2567 | ofctl_group_mod__(argv[1], &gm, 1, usable_protocols); |
7395c052 NZ |
2568 | } |
2569 | } | |
2570 | ||
2571 | static void | |
1636c761 | 2572 | ofctl_add_group(struct ovs_cmdl_context *ctx) |
7395c052 | 2573 | { |
1636c761 | 2574 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
2575 | } |
2576 | ||
2577 | static void | |
1636c761 | 2578 | ofctl_add_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 2579 | { |
1636c761 | 2580 | ofctl_group_mod_file(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
2581 | } |
2582 | ||
2583 | static void | |
1636c761 | 2584 | ofctl_mod_group(struct ovs_cmdl_context *ctx) |
7395c052 | 2585 | { |
88b87a36 JS |
2586 | ofctl_group_mod(ctx->argc, ctx->argv, |
2587 | may_create ? OFPGC11_ADD_OR_MOD : OFPGC11_MODIFY); | |
7395c052 NZ |
2588 | } |
2589 | ||
2590 | static void | |
1636c761 | 2591 | ofctl_del_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 2592 | { |
1636c761 | 2593 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_DELETE); |
7395c052 NZ |
2594 | } |
2595 | ||
bdbb8426 | 2596 | static void |
1636c761 | 2597 | ofctl_insert_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 2598 | { |
1636c761 | 2599 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_INSERT_BUCKET); |
bdbb8426 SH |
2600 | } |
2601 | ||
2602 | static void | |
1636c761 | 2603 | ofctl_remove_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 2604 | { |
1636c761 | 2605 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_REMOVE_BUCKET); |
bdbb8426 SH |
2606 | } |
2607 | ||
7395c052 | 2608 | static void |
1636c761 | 2609 | ofctl_dump_group_stats(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
2610 | { |
2611 | enum ofputil_protocol usable_protocols; | |
2612 | struct ofputil_group_mod gm; | |
2613 | struct ofpbuf *request; | |
2614 | struct vconn *vconn; | |
2615 | uint32_t group_id; | |
2616 | char *error; | |
2617 | ||
2618 | memset(&gm, 0, sizeof gm); | |
2619 | ||
2620 | error = parse_ofp_group_mod_str(&gm, OFPGC11_DELETE, | |
1636c761 | 2621 | ctx->argc > 2 ? ctx->argv[2] : "", |
7395c052 NZ |
2622 | &usable_protocols); |
2623 | if (error) { | |
2624 | ovs_fatal(0, "%s", error); | |
2625 | } | |
2626 | ||
2627 | group_id = gm.group_id; | |
2628 | ||
1636c761 | 2629 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
2630 | request = ofputil_encode_group_stats_request(vconn_get_version(vconn), |
2631 | group_id); | |
2632 | if (request) { | |
182b2eef | 2633 | dump_transaction(vconn, request); |
7395c052 NZ |
2634 | } |
2635 | ||
2636 | vconn_close(vconn); | |
2637 | } | |
2638 | ||
2639 | static void | |
1636c761 | 2640 | ofctl_dump_group_desc(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
2641 | { |
2642 | struct ofpbuf *request; | |
2643 | struct vconn *vconn; | |
19187a71 | 2644 | uint32_t group_id; |
7395c052 | 2645 | |
1636c761 | 2646 | open_vconn(ctx->argv[1], &vconn); |
7395c052 | 2647 | |
1636c761 | 2648 | if (ctx->argc < 3 || !ofputil_group_from_string(ctx->argv[2], &group_id)) { |
30ef36c6 | 2649 | group_id = OFPG_ALL; |
19187a71 BP |
2650 | } |
2651 | ||
2652 | request = ofputil_encode_group_desc_request(vconn_get_version(vconn), | |
2653 | group_id); | |
7395c052 | 2654 | if (request) { |
182b2eef | 2655 | dump_transaction(vconn, request); |
7395c052 NZ |
2656 | } |
2657 | ||
2658 | vconn_close(vconn); | |
2659 | } | |
2660 | ||
2661 | static void | |
1636c761 | 2662 | ofctl_dump_group_features(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
2663 | { |
2664 | struct ofpbuf *request; | |
2665 | struct vconn *vconn; | |
2666 | ||
1636c761 | 2667 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
2668 | request = ofputil_encode_group_features_request(vconn_get_version(vconn)); |
2669 | if (request) { | |
182b2eef | 2670 | dump_transaction(vconn, request); |
7395c052 NZ |
2671 | } |
2672 | ||
2673 | vconn_close(vconn); | |
2674 | } | |
2675 | ||
6159c531 | 2676 | static void |
4e548ad9 | 2677 | ofctl_tlv_mod(struct ovs_cmdl_context *ctx, uint16_t command) |
6159c531 JG |
2678 | { |
2679 | enum ofputil_protocol usable_protocols; | |
2680 | enum ofputil_protocol protocol; | |
4e548ad9 | 2681 | struct ofputil_tlv_table_mod ttm; |
6159c531 JG |
2682 | char *error; |
2683 | enum ofp_version version; | |
2684 | struct ofpbuf *request; | |
2685 | struct vconn *vconn; | |
2686 | ||
4e548ad9 | 2687 | error = parse_ofp_tlv_table_mod_str(&ttm, command, ctx->argc > 2 ? |
6159c531 JG |
2688 | ctx->argv[2] : "", |
2689 | &usable_protocols); | |
2690 | if (error) { | |
2691 | ovs_fatal(0, "%s", error); | |
2692 | } | |
2693 | ||
2694 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, usable_protocols); | |
2695 | version = ofputil_protocol_to_ofp_version(protocol); | |
2696 | ||
4e548ad9 | 2697 | request = ofputil_encode_tlv_table_mod(version, &ttm); |
6159c531 JG |
2698 | if (request) { |
2699 | transact_noreply(vconn, request); | |
2700 | } | |
2701 | ||
2702 | vconn_close(vconn); | |
4e548ad9 | 2703 | ofputil_uninit_tlv_table(&ttm.mappings); |
6159c531 JG |
2704 | } |
2705 | ||
2706 | static void | |
4e548ad9 | 2707 | ofctl_add_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 2708 | { |
4e548ad9 | 2709 | ofctl_tlv_mod(ctx, NXTTMC_ADD); |
6159c531 JG |
2710 | } |
2711 | ||
2712 | static void | |
4e548ad9 | 2713 | ofctl_del_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 2714 | { |
4e548ad9 | 2715 | ofctl_tlv_mod(ctx, ctx->argc > 2 ? NXTTMC_DELETE : NXTTMC_CLEAR); |
6159c531 JG |
2716 | } |
2717 | ||
2718 | static void | |
4e548ad9 | 2719 | ofctl_dump_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 2720 | { |
4e548ad9 | 2721 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXT_TLV_TABLE_REQUEST); |
6159c531 JG |
2722 | } |
2723 | ||
09246b99 | 2724 | static void |
1636c761 | 2725 | ofctl_help(struct ovs_cmdl_context *ctx OVS_UNUSED) |
09246b99 BP |
2726 | { |
2727 | usage(); | |
2728 | } | |
451de37e AW |
2729 | |
2730 | static void | |
1636c761 | 2731 | ofctl_list_commands(struct ovs_cmdl_context *ctx OVS_UNUSED) |
451de37e | 2732 | { |
5f383751 | 2733 | ovs_cmdl_print_commands(get_all_commands()); |
451de37e | 2734 | } |
09246b99 | 2735 | \f |
0199c526 BP |
2736 | /* replace-flows and diff-flows commands. */ |
2737 | ||
00da1ac5 JR |
2738 | struct flow_tables { |
2739 | struct classifier tables[OFPTT_MAX + 1]; | |
2740 | }; | |
2741 | ||
2742 | #define FOR_EACH_TABLE(CLS, TABLES) \ | |
2743 | for ((CLS) = (TABLES)->tables; \ | |
2744 | (CLS) < &(TABLES)->tables[ARRAY_SIZE((TABLES)->tables)]; \ | |
2745 | (CLS)++) | |
2746 | ||
2747 | static void | |
2748 | flow_tables_init(struct flow_tables *tables) | |
2749 | { | |
2750 | struct classifier *cls; | |
2751 | ||
2752 | FOR_EACH_TABLE (cls, tables) { | |
2753 | classifier_init(cls, NULL); | |
2754 | } | |
2755 | } | |
2756 | ||
2757 | static void | |
2758 | flow_tables_defer(struct flow_tables *tables) | |
2759 | { | |
2760 | struct classifier *cls; | |
2761 | ||
2762 | FOR_EACH_TABLE (cls, tables) { | |
2763 | classifier_defer(cls); | |
2764 | } | |
2765 | } | |
2766 | ||
2767 | static void | |
2768 | flow_tables_publish(struct flow_tables *tables) | |
2769 | { | |
2770 | struct classifier *cls; | |
2771 | ||
2772 | FOR_EACH_TABLE (cls, tables) { | |
2773 | classifier_publish(cls); | |
2774 | } | |
2775 | } | |
2776 | ||
0199c526 BP |
2777 | /* A flow table entry, possibly with two different versions. */ |
2778 | struct fte { | |
2779 | struct cls_rule rule; /* Within a "struct classifier". */ | |
2780 | struct fte_version *versions[2]; | |
2781 | }; | |
2782 | ||
2783 | /* One version of a Flow Table Entry. */ | |
2784 | struct fte_version { | |
2785 | ovs_be64 cookie; | |
2786 | uint16_t idle_timeout; | |
2787 | uint16_t hard_timeout; | |
ca26eb44 | 2788 | uint16_t importance; |
0199c526 | 2789 | uint16_t flags; |
f25d0cf3 BP |
2790 | struct ofpact *ofpacts; |
2791 | size_t ofpacts_len; | |
00da1ac5 | 2792 | uint8_t table_id; |
0199c526 BP |
2793 | }; |
2794 | ||
2795 | /* Frees 'version' and the data that it owns. */ | |
2796 | static void | |
2797 | fte_version_free(struct fte_version *version) | |
2798 | { | |
2799 | if (version) { | |
dc723c44 | 2800 | free(CONST_CAST(struct ofpact *, version->ofpacts)); |
0199c526 BP |
2801 | free(version); |
2802 | } | |
2803 | } | |
2804 | ||
2805 | /* Returns true if 'a' and 'b' are the same, false if they differ. | |
2806 | * | |
2807 | * Ignores differences in 'flags' because there's no way to retrieve flags from | |
2808 | * an OpenFlow switch. We have to assume that they are the same. */ | |
2809 | static bool | |
2810 | fte_version_equals(const struct fte_version *a, const struct fte_version *b) | |
2811 | { | |
2812 | return (a->cookie == b->cookie | |
2813 | && a->idle_timeout == b->idle_timeout | |
2814 | && a->hard_timeout == b->hard_timeout | |
ca26eb44 | 2815 | && a->importance == b->importance |
00da1ac5 | 2816 | && a->table_id == b->table_id |
f25d0cf3 BP |
2817 | && ofpacts_equal(a->ofpacts, a->ofpacts_len, |
2818 | b->ofpacts, b->ofpacts_len)); | |
0199c526 BP |
2819 | } |
2820 | ||
98f7f427 BP |
2821 | /* Clears 's', then if 's' has a version 'index', formats 'fte' and version |
2822 | * 'index' into 's', followed by a new-line. */ | |
0199c526 | 2823 | static void |
98f7f427 | 2824 | fte_version_format(const struct fte *fte, int index, struct ds *s) |
0199c526 | 2825 | { |
98f7f427 | 2826 | const struct fte_version *version = fte->versions[index]; |
0199c526 | 2827 | |
98f7f427 BP |
2828 | ds_clear(s); |
2829 | if (!version) { | |
2830 | return; | |
2831 | } | |
2832 | ||
00da1ac5 JR |
2833 | if (version->table_id) { |
2834 | ds_put_format(s, "table=%"PRIu8" ", version->table_id); | |
2835 | } | |
98f7f427 | 2836 | cls_rule_format(&fte->rule, s); |
0199c526 | 2837 | if (version->cookie != htonll(0)) { |
98f7f427 | 2838 | ds_put_format(s, " cookie=0x%"PRIx64, ntohll(version->cookie)); |
0199c526 BP |
2839 | } |
2840 | if (version->idle_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 2841 | ds_put_format(s, " idle_timeout=%"PRIu16, version->idle_timeout); |
0199c526 BP |
2842 | } |
2843 | if (version->hard_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 2844 | ds_put_format(s, " hard_timeout=%"PRIu16, version->hard_timeout); |
0199c526 | 2845 | } |
ca26eb44 RB |
2846 | if (version->importance != 0) { |
2847 | ds_put_format(s, " importance=%"PRIu16, version->importance); | |
2848 | } | |
0199c526 | 2849 | |
455ecd77 | 2850 | ds_put_cstr(s, " actions="); |
98f7f427 BP |
2851 | ofpacts_format(version->ofpacts, version->ofpacts_len, s); |
2852 | ||
2853 | ds_put_char(s, '\n'); | |
0199c526 BP |
2854 | } |
2855 | ||
2856 | static struct fte * | |
2857 | fte_from_cls_rule(const struct cls_rule *cls_rule) | |
2858 | { | |
2859 | return cls_rule ? CONTAINER_OF(cls_rule, struct fte, rule) : NULL; | |
2860 | } | |
2861 | ||
2862 | /* Frees 'fte' and its versions. */ | |
2863 | static void | |
2864 | fte_free(struct fte *fte) | |
2865 | { | |
2866 | if (fte) { | |
2867 | fte_version_free(fte->versions[0]); | |
2868 | fte_version_free(fte->versions[1]); | |
48d28ac1 | 2869 | cls_rule_destroy(&fte->rule); |
0199c526 BP |
2870 | free(fte); |
2871 | } | |
2872 | } | |
2873 | ||
00da1ac5 | 2874 | /* Frees all of the FTEs within 'tables'. */ |
0199c526 | 2875 | static void |
00da1ac5 | 2876 | fte_free_all(struct flow_tables *tables) |
0199c526 | 2877 | { |
00da1ac5 JR |
2878 | struct classifier *cls; |
2879 | ||
2880 | FOR_EACH_TABLE (cls, tables) { | |
2881 | struct fte *fte; | |
0199c526 | 2882 | |
00da1ac5 JR |
2883 | classifier_defer(cls); |
2884 | CLS_FOR_EACH (fte, rule, cls) { | |
2885 | classifier_remove(cls, &fte->rule); | |
2886 | ovsrcu_postpone(fte_free, fte); | |
2887 | } | |
2888 | classifier_destroy(cls); | |
0199c526 BP |
2889 | } |
2890 | } | |
2891 | ||
00da1ac5 | 2892 | /* Searches 'tables' for an FTE matching 'rule', inserting a new one if |
0199c526 BP |
2893 | * necessary. Sets 'version' as the version of that rule with the given |
2894 | * 'index', replacing any existing version, if any. | |
2895 | * | |
2896 | * Takes ownership of 'version'. */ | |
2897 | static void | |
00da1ac5 | 2898 | fte_insert(struct flow_tables *tables, const struct match *match, |
eb391b76 | 2899 | int priority, struct fte_version *version, int index) |
0199c526 | 2900 | { |
00da1ac5 | 2901 | struct classifier *cls = &tables->tables[version->table_id]; |
0199c526 BP |
2902 | struct fte *old, *fte; |
2903 | ||
2904 | fte = xzalloc(sizeof *fte); | |
bd53aa17 | 2905 | cls_rule_init(&fte->rule, match, priority); |
0199c526 BP |
2906 | fte->versions[index] = version; |
2907 | ||
bd53aa17 | 2908 | old = fte_from_cls_rule(classifier_replace(cls, &fte->rule, |
44e0c35d | 2909 | OVS_VERSION_MIN, NULL, 0)); |
0199c526 | 2910 | if (old) { |
0199c526 | 2911 | fte->versions[!index] = old->versions[!index]; |
de4ad4a2 JR |
2912 | old->versions[!index] = NULL; |
2913 | ||
2914 | ovsrcu_postpone(fte_free, old); | |
0199c526 BP |
2915 | } |
2916 | } | |
2917 | ||
00da1ac5 JR |
2918 | /* Reads the flows in 'filename' as flow table entries in 'tables' for the |
2919 | * version with the specified 'index'. Returns the flow formats able to | |
2920 | * represent the flows that were read. */ | |
27527aa0 | 2921 | static enum ofputil_protocol |
00da1ac5 JR |
2922 | read_flows_from_file(const char *filename, struct flow_tables *tables, |
2923 | int index) | |
0199c526 | 2924 | { |
27527aa0 | 2925 | enum ofputil_protocol usable_protocols; |
bdda5aca | 2926 | int line_number; |
0199c526 BP |
2927 | struct ds s; |
2928 | FILE *file; | |
2929 | ||
2930 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
2931 | if (file == NULL) { | |
2932 | ovs_fatal(errno, "%s: open", filename); | |
2933 | } | |
2934 | ||
2935 | ds_init(&s); | |
27527aa0 | 2936 | usable_protocols = OFPUTIL_P_ANY; |
bdda5aca | 2937 | line_number = 0; |
00da1ac5 | 2938 | flow_tables_defer(tables); |
bdda5aca | 2939 | while (!ds_get_preprocessed_line(&s, file, &line_number)) { |
0199c526 | 2940 | struct fte_version *version; |
a9a2da38 | 2941 | struct ofputil_flow_mod fm; |
bdda5aca | 2942 | char *error; |
db0b6c29 | 2943 | enum ofputil_protocol usable; |
0199c526 | 2944 | |
ba2fe8e9 | 2945 | error = parse_ofp_str(&fm, OFPFC_ADD, ds_cstr(&s), &usable); |
bdda5aca BP |
2946 | if (error) { |
2947 | ovs_fatal(0, "%s:%d: %s", filename, line_number, error); | |
2948 | } | |
db0b6c29 | 2949 | usable_protocols &= usable; |
0199c526 BP |
2950 | |
2951 | version = xmalloc(sizeof *version); | |
623e1caf | 2952 | version->cookie = fm.new_cookie; |
0199c526 BP |
2953 | version->idle_timeout = fm.idle_timeout; |
2954 | version->hard_timeout = fm.hard_timeout; | |
ca26eb44 | 2955 | version->importance = fm.importance; |
0fb88c18 BP |
2956 | version->flags = fm.flags & (OFPUTIL_FF_SEND_FLOW_REM |
2957 | | OFPUTIL_FF_EMERG); | |
f25d0cf3 BP |
2958 | version->ofpacts = fm.ofpacts; |
2959 | version->ofpacts_len = fm.ofpacts_len; | |
00da1ac5 | 2960 | version->table_id = fm.table_id != OFPTT_ALL ? fm.table_id : 0; |
0199c526 | 2961 | |
00da1ac5 | 2962 | fte_insert(tables, &fm.match, fm.priority, version, index); |
0199c526 | 2963 | } |
00da1ac5 | 2964 | flow_tables_publish(tables); |
0199c526 BP |
2965 | ds_destroy(&s); |
2966 | ||
2967 | if (file != stdin) { | |
2968 | fclose(file); | |
2969 | } | |
2970 | ||
27527aa0 | 2971 | return usable_protocols; |
0199c526 BP |
2972 | } |
2973 | ||
4ce9c315 BP |
2974 | static bool |
2975 | recv_flow_stats_reply(struct vconn *vconn, ovs_be32 send_xid, | |
2976 | struct ofpbuf **replyp, | |
2977 | struct ofputil_flow_stats *fs, struct ofpbuf *ofpacts) | |
2978 | { | |
2979 | struct ofpbuf *reply = *replyp; | |
2980 | ||
2981 | for (;;) { | |
4ce9c315 | 2982 | int retval; |
35805806 | 2983 | bool more; |
4ce9c315 BP |
2984 | |
2985 | /* Get a flow stats reply message, if we don't already have one. */ | |
2986 | if (!reply) { | |
982697a4 BP |
2987 | enum ofptype type; |
2988 | enum ofperr error; | |
4ce9c315 BP |
2989 | |
2990 | do { | |
2991 | run(vconn_recv_block(vconn, &reply), | |
2992 | "OpenFlow packet receive failed"); | |
6fd6ed71 | 2993 | } while (((struct ofp_header *) reply->data)->xid != send_xid); |
4ce9c315 | 2994 | |
6fd6ed71 | 2995 | error = ofptype_decode(&type, reply->data); |
982697a4 | 2996 | if (error || type != OFPTYPE_FLOW_STATS_REPLY) { |
4ce9c315 | 2997 | ovs_fatal(0, "received bad reply: %s", |
6fd6ed71 | 2998 | ofp_to_string(reply->data, reply->size, |
4ce9c315 BP |
2999 | verbosity + 1)); |
3000 | } | |
3001 | } | |
3002 | ||
3003 | /* Pull an individual flow stats reply out of the message. */ | |
3004 | retval = ofputil_decode_flow_stats_reply(fs, reply, false, ofpacts); | |
3005 | switch (retval) { | |
3006 | case 0: | |
3007 | *replyp = reply; | |
3008 | return true; | |
3009 | ||
3010 | case EOF: | |
6fd6ed71 | 3011 | more = ofpmp_more(reply->header); |
4ce9c315 | 3012 | ofpbuf_delete(reply); |
296ed880 | 3013 | reply = NULL; |
35805806 | 3014 | if (!more) { |
4ce9c315 BP |
3015 | *replyp = NULL; |
3016 | return false; | |
3017 | } | |
3018 | break; | |
3019 | ||
3020 | default: | |
3021 | ovs_fatal(0, "parse error in reply (%s)", | |
3022 | ofperr_to_string(retval)); | |
3023 | } | |
3024 | } | |
3025 | } | |
3026 | ||
0199c526 | 3027 | /* Reads the OpenFlow flow table from 'vconn', which has currently active flow |
00da1ac5 | 3028 | * format 'protocol', and adds them as flow table entries in 'tables' for the |
0199c526 BP |
3029 | * version with the specified 'index'. */ |
3030 | static void | |
27527aa0 BP |
3031 | read_flows_from_switch(struct vconn *vconn, |
3032 | enum ofputil_protocol protocol, | |
00da1ac5 | 3033 | struct flow_tables *tables, int index) |
0199c526 | 3034 | { |
81d1ea94 | 3035 | struct ofputil_flow_stats_request fsr; |
4ce9c315 | 3036 | struct ofputil_flow_stats fs; |
0199c526 | 3037 | struct ofpbuf *request; |
4ce9c315 BP |
3038 | struct ofpbuf ofpacts; |
3039 | struct ofpbuf *reply; | |
0199c526 | 3040 | ovs_be32 send_xid; |
0199c526 BP |
3041 | |
3042 | fsr.aggregate = false; | |
81a76618 | 3043 | match_init_catchall(&fsr.match); |
7f05e7ab | 3044 | fsr.out_port = OFPP_ANY; |
4b69263d | 3045 | fsr.out_group = OFPG_ANY; |
0199c526 | 3046 | fsr.table_id = 0xff; |
ecc798ab | 3047 | fsr.cookie = fsr.cookie_mask = htonll(0); |
27527aa0 | 3048 | request = ofputil_encode_flow_stats_request(&fsr, protocol); |
6fd6ed71 | 3049 | send_xid = ((struct ofp_header *) request->data)->xid; |
0199c526 BP |
3050 | send_openflow_buffer(vconn, request); |
3051 | ||
4ce9c315 BP |
3052 | reply = NULL; |
3053 | ofpbuf_init(&ofpacts, 0); | |
00da1ac5 | 3054 | flow_tables_defer(tables); |
4ce9c315 BP |
3055 | while (recv_flow_stats_reply(vconn, send_xid, &reply, &fs, &ofpacts)) { |
3056 | struct fte_version *version; | |
0199c526 | 3057 | |
4ce9c315 BP |
3058 | version = xmalloc(sizeof *version); |
3059 | version->cookie = fs.cookie; | |
3060 | version->idle_timeout = fs.idle_timeout; | |
3061 | version->hard_timeout = fs.hard_timeout; | |
ca26eb44 | 3062 | version->importance = fs.importance; |
4ce9c315 BP |
3063 | version->flags = 0; |
3064 | version->ofpacts_len = fs.ofpacts_len; | |
3065 | version->ofpacts = xmemdup(fs.ofpacts, fs.ofpacts_len); | |
00da1ac5 | 3066 | version->table_id = fs.table_id; |
4ce9c315 | 3067 | |
00da1ac5 | 3068 | fte_insert(tables, &fs.match, fs.priority, version, index); |
0199c526 | 3069 | } |
00da1ac5 | 3070 | flow_tables_publish(tables); |
4ce9c315 | 3071 | ofpbuf_uninit(&ofpacts); |
0199c526 BP |
3072 | } |
3073 | ||
3074 | static void | |
3075 | fte_make_flow_mod(const struct fte *fte, int index, uint16_t command, | |
ca6ba700 | 3076 | enum ofputil_protocol protocol, struct ovs_list *packets) |
0199c526 BP |
3077 | { |
3078 | const struct fte_version *version = fte->versions[index]; | |
0199c526 BP |
3079 | struct ofpbuf *ofm; |
3080 | ||
39cc5c4a BP |
3081 | struct ofputil_flow_mod fm = { |
3082 | .priority = fte->rule.priority, | |
3083 | .new_cookie = version->cookie, | |
3084 | .modify_cookie = true, | |
3085 | .table_id = version->table_id, | |
3086 | .command = command, | |
3087 | .idle_timeout = version->idle_timeout, | |
3088 | .hard_timeout = version->hard_timeout, | |
3089 | .importance = version->importance, | |
3090 | .buffer_id = UINT32_MAX, | |
3091 | .out_port = OFPP_ANY, | |
3092 | .out_group = OFPG_ANY, | |
3093 | .flags = version->flags, | |
3094 | .delete_reason = OFPRR_DELETE, | |
3095 | }; | |
5cb7a798 | 3096 | minimatch_expand(&fte->rule.match, &fm.match); |
0199c526 BP |
3097 | if (command == OFPFC_ADD || command == OFPFC_MODIFY || |
3098 | command == OFPFC_MODIFY_STRICT) { | |
f25d0cf3 BP |
3099 | fm.ofpacts = version->ofpacts; |
3100 | fm.ofpacts_len = version->ofpacts_len; | |
0199c526 | 3101 | } else { |
f25d0cf3 BP |
3102 | fm.ofpacts = NULL; |
3103 | fm.ofpacts_len = 0; | |
0199c526 BP |
3104 | } |
3105 | ||
27527aa0 | 3106 | ofm = ofputil_encode_flow_mod(&fm, protocol); |
417e7e66 | 3107 | ovs_list_push_back(packets, &ofm->list_node); |
0199c526 BP |
3108 | } |
3109 | ||
3110 | static void | |
1636c761 | 3111 | ofctl_replace_flows(struct ovs_cmdl_context *ctx) |
0199c526 BP |
3112 | { |
3113 | enum { FILE_IDX = 0, SWITCH_IDX = 1 }; | |
27527aa0 | 3114 | enum ofputil_protocol usable_protocols, protocol; |
00da1ac5 JR |
3115 | struct flow_tables tables; |
3116 | struct classifier *cls; | |
ca6ba700 | 3117 | struct ovs_list requests; |
0199c526 BP |
3118 | struct vconn *vconn; |
3119 | struct fte *fte; | |
3120 | ||
00da1ac5 JR |
3121 | flow_tables_init(&tables); |
3122 | usable_protocols = read_flows_from_file(ctx->argv[2], &tables, FILE_IDX); | |
0199c526 | 3123 | |
1636c761 | 3124 | protocol = open_vconn(ctx->argv[1], &vconn); |
27527aa0 BP |
3125 | protocol = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); |
3126 | ||
00da1ac5 | 3127 | read_flows_from_switch(vconn, protocol, &tables, SWITCH_IDX); |
0199c526 | 3128 | |
417e7e66 | 3129 | ovs_list_init(&requests); |
0199c526 | 3130 | |
00da1ac5 JR |
3131 | FOR_EACH_TABLE (cls, &tables) { |
3132 | /* Delete flows that exist on the switch but not in the file. */ | |
3133 | CLS_FOR_EACH (fte, rule, cls) { | |
3134 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3135 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3136 | |
00da1ac5 JR |
3137 | if (sw_ver && !file_ver) { |
3138 | fte_make_flow_mod(fte, SWITCH_IDX, OFPFC_DELETE_STRICT, | |
3139 | protocol, &requests); | |
3140 | } | |
0199c526 | 3141 | } |
0199c526 | 3142 | |
00da1ac5 JR |
3143 | /* Add flows that exist in the file but not on the switch. |
3144 | * Update flows that exist in both places but differ. */ | |
3145 | CLS_FOR_EACH (fte, rule, cls) { | |
3146 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3147 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3148 | |
00da1ac5 JR |
3149 | if (file_ver && |
3150 | (readd || !sw_ver || !fte_version_equals(sw_ver, file_ver))) { | |
3151 | fte_make_flow_mod(fte, FILE_IDX, OFPFC_ADD, protocol, | |
3152 | &requests); | |
3153 | } | |
0199c526 BP |
3154 | } |
3155 | } | |
db5076ee | 3156 | if (bundle) { |
39c94593 | 3157 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
db5076ee JR |
3158 | } else { |
3159 | transact_multiple_noreply(vconn, &requests); | |
3160 | } | |
74cb32e3 WT |
3161 | |
3162 | ofpbuf_list_delete(&requests); | |
0199c526 BP |
3163 | vconn_close(vconn); |
3164 | ||
00da1ac5 | 3165 | fte_free_all(&tables); |
0199c526 BP |
3166 | } |
3167 | ||
3168 | static void | |
00da1ac5 JR |
3169 | read_flows_from_source(const char *source, struct flow_tables *tables, |
3170 | int index) | |
0199c526 BP |
3171 | { |
3172 | struct stat s; | |
3173 | ||
3174 | if (source[0] == '/' || source[0] == '.' | |
3175 | || (!strchr(source, ':') && !stat(source, &s))) { | |
00da1ac5 | 3176 | read_flows_from_file(source, tables, index); |
0199c526 | 3177 | } else { |
27527aa0 | 3178 | enum ofputil_protocol protocol; |
0199c526 BP |
3179 | struct vconn *vconn; |
3180 | ||
27527aa0 BP |
3181 | protocol = open_vconn(source, &vconn); |
3182 | protocol = set_protocol_for_flow_dump(vconn, protocol, OFPUTIL_P_ANY); | |
00da1ac5 | 3183 | read_flows_from_switch(vconn, protocol, tables, index); |
0199c526 BP |
3184 | vconn_close(vconn); |
3185 | } | |
3186 | } | |
3187 | ||
3188 | static void | |
1636c761 | 3189 | ofctl_diff_flows(struct ovs_cmdl_context *ctx) |
0199c526 BP |
3190 | { |
3191 | bool differences = false; | |
00da1ac5 JR |
3192 | struct flow_tables tables; |
3193 | struct classifier *cls; | |
98f7f427 | 3194 | struct ds a_s, b_s; |
0199c526 BP |
3195 | struct fte *fte; |
3196 | ||
00da1ac5 JR |
3197 | flow_tables_init(&tables); |
3198 | read_flows_from_source(ctx->argv[1], &tables, 0); | |
3199 | read_flows_from_source(ctx->argv[2], &tables, 1); | |
0199c526 | 3200 | |
98f7f427 BP |
3201 | ds_init(&a_s); |
3202 | ds_init(&b_s); | |
3203 | ||
00da1ac5 JR |
3204 | FOR_EACH_TABLE (cls, &tables) { |
3205 | CLS_FOR_EACH (fte, rule, cls) { | |
3206 | struct fte_version *a = fte->versions[0]; | |
3207 | struct fte_version *b = fte->versions[1]; | |
3208 | ||
3209 | if (!a || !b || !fte_version_equals(a, b)) { | |
3210 | fte_version_format(fte, 0, &a_s); | |
3211 | fte_version_format(fte, 1, &b_s); | |
3212 | if (strcmp(ds_cstr(&a_s), ds_cstr(&b_s))) { | |
3213 | if (a_s.length) { | |
3214 | printf("-%s", ds_cstr(&a_s)); | |
3215 | } | |
3216 | if (b_s.length) { | |
3217 | printf("+%s", ds_cstr(&b_s)); | |
3218 | } | |
3219 | differences = true; | |
98f7f427 | 3220 | } |
0199c526 | 3221 | } |
0199c526 BP |
3222 | } |
3223 | } | |
3224 | ||
98f7f427 BP |
3225 | ds_destroy(&a_s); |
3226 | ds_destroy(&b_s); | |
3227 | ||
00da1ac5 | 3228 | fte_free_all(&tables); |
0199c526 BP |
3229 | |
3230 | if (differences) { | |
3231 | exit(2); | |
3232 | } | |
3233 | } | |
3200ed58 JR |
3234 | |
3235 | static void | |
3236 | ofctl_meter_mod__(const char *bridge, const char *str, int command) | |
3237 | { | |
3238 | struct ofputil_meter_mod mm; | |
3239 | struct vconn *vconn; | |
3240 | enum ofputil_protocol protocol; | |
3241 | enum ofputil_protocol usable_protocols; | |
3242 | enum ofp_version version; | |
3243 | ||
3244 | if (str) { | |
3245 | char *error; | |
3246 | error = parse_ofp_meter_mod_str(&mm, str, command, &usable_protocols); | |
3247 | if (error) { | |
3248 | ovs_fatal(0, "%s", error); | |
3249 | } | |
3250 | } else { | |
3251 | usable_protocols = OFPUTIL_P_OF13_UP; | |
3252 | mm.command = command; | |
3253 | mm.meter.meter_id = OFPM13_ALL; | |
3254 | } | |
3255 | ||
3256 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
3257 | version = ofputil_protocol_to_ofp_version(protocol); | |
3258 | transact_noreply(vconn, ofputil_encode_meter_mod(version, &mm)); | |
3259 | vconn_close(vconn); | |
3260 | } | |
3261 | ||
3262 | static void | |
3263 | ofctl_meter_request__(const char *bridge, const char *str, | |
3264 | enum ofputil_meter_request_type type) | |
3265 | { | |
3266 | struct ofputil_meter_mod mm; | |
3267 | struct vconn *vconn; | |
3268 | enum ofputil_protocol usable_protocols; | |
3269 | enum ofputil_protocol protocol; | |
3270 | enum ofp_version version; | |
3271 | ||
3272 | if (str) { | |
3273 | char *error; | |
3274 | error = parse_ofp_meter_mod_str(&mm, str, -1, &usable_protocols); | |
3275 | if (error) { | |
3276 | ovs_fatal(0, "%s", error); | |
3277 | } | |
3278 | } else { | |
3279 | usable_protocols = OFPUTIL_P_OF13_UP; | |
3280 | mm.meter.meter_id = OFPM13_ALL; | |
3281 | } | |
3282 | ||
3283 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
3284 | version = ofputil_protocol_to_ofp_version(protocol); | |
182b2eef BP |
3285 | dump_transaction(vconn, ofputil_encode_meter_request(version, type, |
3286 | mm.meter.meter_id)); | |
3200ed58 JR |
3287 | vconn_close(vconn); |
3288 | } | |
3289 | ||
3290 | ||
3291 | static void | |
1636c761 | 3292 | ofctl_add_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 3293 | { |
1636c761 | 3294 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_ADD); |
3200ed58 JR |
3295 | } |
3296 | ||
3297 | static void | |
1636c761 | 3298 | ofctl_mod_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 3299 | { |
1636c761 | 3300 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_MODIFY); |
3200ed58 JR |
3301 | } |
3302 | ||
3303 | static void | |
1636c761 | 3304 | ofctl_del_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 3305 | { |
1636c761 | 3306 | ofctl_meter_mod__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, OFPMC13_DELETE); |
3200ed58 JR |
3307 | } |
3308 | ||
3309 | static void | |
1636c761 | 3310 | ofctl_dump_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 3311 | { |
1636c761 | 3312 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
3313 | OFPUTIL_METER_CONFIG); |
3314 | } | |
3315 | ||
3316 | static void | |
1636c761 | 3317 | ofctl_meter_stats(struct ovs_cmdl_context *ctx) |
3200ed58 | 3318 | { |
1636c761 | 3319 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
3320 | OFPUTIL_METER_STATS); |
3321 | } | |
3322 | ||
3323 | static void | |
1636c761 | 3324 | ofctl_meter_features(struct ovs_cmdl_context *ctx) |
3200ed58 | 3325 | { |
1636c761 | 3326 | ofctl_meter_request__(ctx->argv[1], NULL, OFPUTIL_METER_FEATURES); |
3200ed58 JR |
3327 | } |
3328 | ||
0199c526 | 3329 | \f |
09246b99 BP |
3330 | /* Undocumented commands for unit testing. */ |
3331 | ||
770f1f66 | 3332 | static void |
db0b6c29 JR |
3333 | ofctl_parse_flows__(struct ofputil_flow_mod *fms, size_t n_fms, |
3334 | enum ofputil_protocol usable_protocols) | |
770f1f66 | 3335 | { |
27527aa0 BP |
3336 | enum ofputil_protocol protocol = 0; |
3337 | char *usable_s; | |
3338 | size_t i; | |
770f1f66 | 3339 | |
27527aa0 BP |
3340 | usable_s = ofputil_protocols_to_string(usable_protocols); |
3341 | printf("usable protocols: %s\n", usable_s); | |
3342 | free(usable_s); | |
3343 | ||
3344 | if (!(usable_protocols & allowed_protocols)) { | |
3345 | ovs_fatal(0, "no usable protocol"); | |
3346 | } | |
3347 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
3348 | protocol = 1 << i; | |
3349 | if (protocol & usable_protocols & allowed_protocols) { | |
3350 | break; | |
3351 | } | |
3352 | } | |
cc2862a9 | 3353 | ovs_assert(is_pow2(protocol)); |
27527aa0 BP |
3354 | |
3355 | printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol)); | |
3356 | ||
3357 | for (i = 0; i < n_fms; i++) { | |
3358 | struct ofputil_flow_mod *fm = &fms[i]; | |
3359 | struct ofpbuf *msg; | |
3360 | ||
3361 | msg = ofputil_encode_flow_mod(fm, protocol); | |
6fd6ed71 | 3362 | ofp_print(stdout, msg->data, msg->size, verbosity); |
27527aa0 BP |
3363 | ofpbuf_delete(msg); |
3364 | ||
dc723c44 | 3365 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
770f1f66 BP |
3366 | } |
3367 | } | |
3368 | ||
3369 | /* "parse-flow FLOW": parses the argument as a flow (like add-flow) and prints | |
3370 | * it back to stdout. */ | |
3371 | static void | |
1636c761 | 3372 | ofctl_parse_flow(struct ovs_cmdl_context *ctx) |
770f1f66 | 3373 | { |
db0b6c29 | 3374 | enum ofputil_protocol usable_protocols; |
27527aa0 | 3375 | struct ofputil_flow_mod fm; |
bdda5aca | 3376 | char *error; |
770f1f66 | 3377 | |
1636c761 | 3378 | error = parse_ofp_flow_mod_str(&fm, ctx->argv[1], OFPFC_ADD, &usable_protocols); |
bdda5aca BP |
3379 | if (error) { |
3380 | ovs_fatal(0, "%s", error); | |
3381 | } | |
db0b6c29 | 3382 | ofctl_parse_flows__(&fm, 1, usable_protocols); |
770f1f66 BP |
3383 | } |
3384 | ||
fec00620 BP |
3385 | /* "parse-flows FILENAME": reads the named file as a sequence of flows (like |
3386 | * add-flows) and prints each of the flows back to stdout. */ | |
0e581146 | 3387 | static void |
1636c761 | 3388 | ofctl_parse_flows(struct ovs_cmdl_context *ctx) |
0e581146 | 3389 | { |
db0b6c29 | 3390 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
3391 | struct ofputil_flow_mod *fms = NULL; |
3392 | size_t n_fms = 0; | |
bdda5aca | 3393 | char *error; |
0e581146 | 3394 | |
1636c761 | 3395 | error = parse_ofp_flow_mod_file(ctx->argv[1], OFPFC_ADD, &fms, &n_fms, |
ba2fe8e9 | 3396 | &usable_protocols); |
bdda5aca BP |
3397 | if (error) { |
3398 | ovs_fatal(0, "%s", error); | |
3399 | } | |
db0b6c29 | 3400 | ofctl_parse_flows__(fms, n_fms, usable_protocols); |
27527aa0 | 3401 | free(fms); |
0e581146 BP |
3402 | } |
3403 | ||
064af421 | 3404 | static void |
9d84066c | 3405 | ofctl_parse_nxm__(bool oxm, enum ofp_version version) |
09246b99 BP |
3406 | { |
3407 | struct ds in; | |
3408 | ||
3409 | ds_init(&in); | |
06d7ae7d | 3410 | while (!ds_get_test_line(&in, stdin)) { |
09246b99 | 3411 | struct ofpbuf nx_match; |
81a76618 | 3412 | struct match match; |
e729e793 | 3413 | ovs_be64 cookie, cookie_mask; |
90bf1e07 | 3414 | enum ofperr error; |
09246b99 | 3415 | int match_len; |
09246b99 BP |
3416 | |
3417 | /* Convert string to nx_match. */ | |
3418 | ofpbuf_init(&nx_match, 0); | |
7623f4dd SH |
3419 | if (oxm) { |
3420 | match_len = oxm_match_from_string(ds_cstr(&in), &nx_match); | |
3421 | } else { | |
3422 | match_len = nx_match_from_string(ds_cstr(&in), &nx_match); | |
3423 | } | |
09246b99 | 3424 | |
81a76618 | 3425 | /* Convert nx_match to match. */ |
102ce766 | 3426 | if (strict) { |
7623f4dd | 3427 | if (oxm) { |
81a76618 | 3428 | error = oxm_pull_match(&nx_match, &match); |
7623f4dd | 3429 | } else { |
81a76618 | 3430 | error = nx_pull_match(&nx_match, match_len, &match, |
7623f4dd SH |
3431 | &cookie, &cookie_mask); |
3432 | } | |
102ce766 | 3433 | } else { |
7623f4dd | 3434 | if (oxm) { |
81a76618 | 3435 | error = oxm_pull_match_loose(&nx_match, &match); |
7623f4dd | 3436 | } else { |
81a76618 | 3437 | error = nx_pull_match_loose(&nx_match, match_len, &match, |
7623f4dd SH |
3438 | &cookie, &cookie_mask); |
3439 | } | |
102ce766 EJ |
3440 | } |
3441 | ||
7623f4dd | 3442 | |
09246b99 BP |
3443 | if (!error) { |
3444 | char *out; | |
3445 | ||
81a76618 | 3446 | /* Convert match back to nx_match. */ |
09246b99 BP |
3447 | ofpbuf_uninit(&nx_match); |
3448 | ofpbuf_init(&nx_match, 0); | |
7623f4dd | 3449 | if (oxm) { |
9d84066c | 3450 | match_len = oxm_put_match(&nx_match, &match, version); |
db5a1019 | 3451 | out = oxm_match_to_string(&nx_match, match_len); |
7623f4dd | 3452 | } else { |
81a76618 | 3453 | match_len = nx_put_match(&nx_match, &match, |
7623f4dd | 3454 | cookie, cookie_mask); |
6fd6ed71 | 3455 | out = nx_match_to_string(nx_match.data, match_len); |
7623f4dd | 3456 | } |
09246b99 | 3457 | |
09246b99 BP |
3458 | puts(out); |
3459 | free(out); | |
508a9338 BP |
3460 | |
3461 | if (verbosity > 0) { | |
6fd6ed71 | 3462 | ovs_hex_dump(stdout, nx_match.data, nx_match.size, 0, false); |
508a9338 | 3463 | } |
09246b99 | 3464 | } else { |
90bf1e07 BP |
3465 | printf("nx_pull_match() returned error %s\n", |
3466 | ofperr_get_name(error)); | |
09246b99 BP |
3467 | } |
3468 | ||
3469 | ofpbuf_uninit(&nx_match); | |
3470 | } | |
3471 | ds_destroy(&in); | |
064af421 BP |
3472 | } |
3473 | ||
b5ae8913 SH |
3474 | /* "parse-nxm": reads a series of NXM nx_match specifications as strings from |
3475 | * stdin, does some internal fussing with them, and then prints them back as | |
3476 | * strings on stdout. */ | |
3477 | static void | |
1636c761 | 3478 | ofctl_parse_nxm(struct ovs_cmdl_context *ctx OVS_UNUSED) |
b5ae8913 | 3479 | { |
2f4aba0b | 3480 | ofctl_parse_nxm__(false, 0); |
b5ae8913 SH |
3481 | } |
3482 | ||
9d84066c BP |
3483 | /* "parse-oxm VERSION": reads a series of OXM nx_match specifications as |
3484 | * strings from stdin, does some internal fussing with them, and then prints | |
3485 | * them back as strings on stdout. VERSION must specify an OpenFlow version, | |
3486 | * e.g. "OpenFlow12". */ | |
b5ae8913 | 3487 | static void |
1636c761 | 3488 | ofctl_parse_oxm(struct ovs_cmdl_context *ctx) |
b5ae8913 | 3489 | { |
1636c761 | 3490 | enum ofp_version version = ofputil_version_from_string(ctx->argv[1]); |
9d84066c | 3491 | if (version < OFP12_VERSION) { |
1636c761 | 3492 | ovs_fatal(0, "%s: not a valid version for OXM", ctx->argv[1]); |
9d84066c BP |
3493 | } |
3494 | ||
2f4aba0b | 3495 | ofctl_parse_nxm__(true, version); |
b5ae8913 SH |
3496 | } |
3497 | ||
f25d0cf3 | 3498 | static void |
96628ae8 BP |
3499 | print_differences(const char *prefix, |
3500 | const void *a_, size_t a_len, | |
f25d0cf3 BP |
3501 | const void *b_, size_t b_len) |
3502 | { | |
3503 | const uint8_t *a = a_; | |
3504 | const uint8_t *b = b_; | |
3505 | size_t i; | |
3506 | ||
3507 | for (i = 0; i < MIN(a_len, b_len); i++) { | |
3508 | if (a[i] != b[i]) { | |
34582733 | 3509 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> %02"PRIx8"\n", |
96628ae8 | 3510 | prefix, i, a[i], b[i]); |
f25d0cf3 BP |
3511 | } |
3512 | } | |
3513 | for (i = a_len; i < b_len; i++) { | |
34582733 | 3514 | printf("%s%2"PRIuSIZE": (none) -> %02"PRIx8"\n", prefix, i, b[i]); |
f25d0cf3 BP |
3515 | } |
3516 | for (i = b_len; i < a_len; i++) { | |
34582733 | 3517 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> (none)\n", prefix, i, a[i]); |
f25d0cf3 BP |
3518 | } |
3519 | } | |
3520 | ||
f25d0cf3 | 3521 | static void |
65a8a59e | 3522 | ofctl_parse_actions__(const char *version_s, bool instructions) |
f25d0cf3 | 3523 | { |
65a8a59e | 3524 | enum ofp_version version; |
f25d0cf3 BP |
3525 | struct ds in; |
3526 | ||
65a8a59e BP |
3527 | version = ofputil_version_from_string(version_s); |
3528 | if (!version) { | |
3529 | ovs_fatal(0, "%s: not a valid OpenFlow version", version_s); | |
3530 | } | |
3531 | ||
f25d0cf3 | 3532 | ds_init(&in); |
bdda5aca | 3533 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
65a8a59e BP |
3534 | struct ofpbuf of_out; |
3535 | struct ofpbuf of_in; | |
f25d0cf3 | 3536 | struct ofpbuf ofpacts; |
65a8a59e BP |
3537 | const char *table_id; |
3538 | char *actions; | |
f25d0cf3 BP |
3539 | enum ofperr error; |
3540 | size_t size; | |
3541 | struct ds s; | |
3542 | ||
65a8a59e BP |
3543 | /* Parse table_id separated with the follow-up actions by ",", if |
3544 | * any. */ | |
3545 | actions = ds_cstr(&in); | |
3546 | table_id = NULL; | |
3547 | if (strstr(actions, ",")) { | |
3548 | table_id = strsep(&actions, ","); | |
3549 | } | |
3550 | ||
f25d0cf3 | 3551 | /* Parse hex bytes. */ |
65a8a59e BP |
3552 | ofpbuf_init(&of_in, 0); |
3553 | if (ofpbuf_put_hex(&of_in, actions, NULL)[0] != '\0') { | |
f25d0cf3 BP |
3554 | ovs_fatal(0, "Trailing garbage in hex data"); |
3555 | } | |
3556 | ||
3557 | /* Convert to ofpacts. */ | |
3558 | ofpbuf_init(&ofpacts, 0); | |
6fd6ed71 | 3559 | size = of_in.size; |
8f2cded4 BP |
3560 | error = (instructions |
3561 | ? ofpacts_pull_openflow_instructions | |
3562 | : ofpacts_pull_openflow_actions)( | |
6fd6ed71 | 3563 | &of_in, of_in.size, version, &ofpacts); |
65a8a59e BP |
3564 | if (!error && instructions) { |
3565 | /* Verify actions, enforce consistency. */ | |
3566 | enum ofputil_protocol protocol; | |
3567 | struct flow flow; | |
3568 | ||
3569 | memset(&flow, 0, sizeof flow); | |
3570 | protocol = ofputil_protocols_from_ofp_version(version); | |
6fd6ed71 | 3571 | error = ofpacts_check_consistency(ofpacts.data, ofpacts.size, |
65a8a59e BP |
3572 | &flow, OFPP_MAX, |
3573 | table_id ? atoi(table_id) : 0, | |
00da1ac5 | 3574 | OFPTT_MAX + 1, protocol); |
65a8a59e | 3575 | } |
f25d0cf3 | 3576 | if (error) { |
65a8a59e BP |
3577 | printf("bad %s %s: %s\n\n", |
3578 | version_s, instructions ? "instructions" : "actions", | |
3579 | ofperr_get_name(error)); | |
f25d0cf3 | 3580 | ofpbuf_uninit(&ofpacts); |
65a8a59e | 3581 | ofpbuf_uninit(&of_in); |
f25d0cf3 BP |
3582 | continue; |
3583 | } | |
65a8a59e | 3584 | ofpbuf_push_uninit(&of_in, size); |
f25d0cf3 BP |
3585 | |
3586 | /* Print cls_rule. */ | |
3587 | ds_init(&s); | |
455ecd77 | 3588 | ds_put_cstr(&s, "actions="); |
6fd6ed71 | 3589 | ofpacts_format(ofpacts.data, ofpacts.size, &s); |
f25d0cf3 BP |
3590 | puts(ds_cstr(&s)); |
3591 | ds_destroy(&s); | |
3592 | ||
3593 | /* Convert back to ofp10 actions and print differences from input. */ | |
65a8a59e BP |
3594 | ofpbuf_init(&of_out, 0); |
3595 | if (instructions) { | |
6fd6ed71 PS |
3596 | ofpacts_put_openflow_instructions(ofpacts.data, ofpacts.size, |
3597 | &of_out, version); | |
65a8a59e | 3598 | } else { |
6fd6ed71 | 3599 | ofpacts_put_openflow_actions(ofpacts.data, ofpacts.size, |
65a8a59e BP |
3600 | &of_out, version); |
3601 | } | |
f25d0cf3 | 3602 | |
6fd6ed71 PS |
3603 | print_differences("", of_in.data, of_in.size, |
3604 | of_out.data, of_out.size); | |
f25d0cf3 BP |
3605 | putchar('\n'); |
3606 | ||
3607 | ofpbuf_uninit(&ofpacts); | |
65a8a59e BP |
3608 | ofpbuf_uninit(&of_in); |
3609 | ofpbuf_uninit(&of_out); | |
f25d0cf3 BP |
3610 | } |
3611 | ds_destroy(&in); | |
3612 | } | |
3613 | ||
65a8a59e BP |
3614 | /* "parse-actions VERSION": reads a series of action specifications for the |
3615 | * given OpenFlow VERSION as hex bytes from stdin, converts them to ofpacts, | |
3616 | * prints them as strings on stdout, and then converts them back to hex bytes | |
3617 | * and prints any differences from the input. */ | |
8f2cded4 | 3618 | static void |
1636c761 | 3619 | ofctl_parse_actions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 3620 | { |
1636c761 | 3621 | ofctl_parse_actions__(ctx->argv[1], false); |
8f2cded4 BP |
3622 | } |
3623 | ||
65a8a59e BP |
3624 | /* "parse-actions VERSION": reads a series of instruction specifications for |
3625 | * the given OpenFlow VERSION as hex bytes from stdin, converts them to | |
3626 | * ofpacts, prints them as strings on stdout, and then converts them back to | |
3627 | * hex bytes and prints any differences from the input. */ | |
8f2cded4 | 3628 | static void |
1636c761 | 3629 | ofctl_parse_instructions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 3630 | { |
1636c761 | 3631 | ofctl_parse_actions__(ctx->argv[1], true); |
8f2cded4 BP |
3632 | } |
3633 | ||
96628ae8 BP |
3634 | /* "parse-ofp10-match": reads a series of ofp10_match specifications as hex |
3635 | * bytes from stdin, converts them to cls_rules, prints them as strings on | |
3636 | * stdout, and then converts them back to hex bytes and prints any differences | |
8812ec2c BP |
3637 | * from the input. |
3638 | * | |
3639 | * The input hex bytes may contain "x"s to represent "don't-cares", bytes whose | |
3640 | * values are ignored in the input and will be set to zero when OVS converts | |
3641 | * them back to hex bytes. ovs-ofctl actually sets "x"s to random bits when | |
3642 | * it does the conversion to hex, to ensure that in fact they are ignored. */ | |
96628ae8 | 3643 | static void |
1636c761 | 3644 | ofctl_parse_ofp10_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
96628ae8 | 3645 | { |
8812ec2c | 3646 | struct ds expout; |
96628ae8 BP |
3647 | struct ds in; |
3648 | ||
3649 | ds_init(&in); | |
8812ec2c | 3650 | ds_init(&expout); |
bdda5aca | 3651 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
8812ec2c | 3652 | struct ofpbuf match_in, match_expout; |
96628ae8 BP |
3653 | struct ofp10_match match_out; |
3654 | struct ofp10_match match_normal; | |
81a76618 | 3655 | struct match match; |
8812ec2c BP |
3656 | char *p; |
3657 | ||
3658 | /* Parse hex bytes to use for expected output. */ | |
3659 | ds_clear(&expout); | |
3660 | ds_put_cstr(&expout, ds_cstr(&in)); | |
3661 | for (p = ds_cstr(&expout); *p; p++) { | |
3662 | if (*p == 'x') { | |
3663 | *p = '0'; | |
3664 | } | |
3665 | } | |
3666 | ofpbuf_init(&match_expout, 0); | |
3667 | if (ofpbuf_put_hex(&match_expout, ds_cstr(&expout), NULL)[0] != '\0') { | |
3668 | ovs_fatal(0, "Trailing garbage in hex data"); | |
3669 | } | |
6fd6ed71 | 3670 | if (match_expout.size != sizeof(struct ofp10_match)) { |
437d0d22 | 3671 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 3672 | match_expout.size, sizeof(struct ofp10_match)); |
8812ec2c | 3673 | } |
96628ae8 | 3674 | |
8812ec2c BP |
3675 | /* Parse hex bytes for input. */ |
3676 | for (p = ds_cstr(&in); *p; p++) { | |
3677 | if (*p == 'x') { | |
3678 | *p = "0123456789abcdef"[random_uint32() & 0xf]; | |
3679 | } | |
3680 | } | |
96628ae8 BP |
3681 | ofpbuf_init(&match_in, 0); |
3682 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
3683 | ovs_fatal(0, "Trailing garbage in hex data"); | |
3684 | } | |
6fd6ed71 | 3685 | if (match_in.size != sizeof(struct ofp10_match)) { |
437d0d22 | 3686 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 3687 | match_in.size, sizeof(struct ofp10_match)); |
96628ae8 BP |
3688 | } |
3689 | ||
3690 | /* Convert to cls_rule and print. */ | |
6fd6ed71 | 3691 | ofputil_match_from_ofp10_match(match_in.data, &match); |
81a76618 | 3692 | match_print(&match); |
96628ae8 BP |
3693 | |
3694 | /* Convert back to ofp10_match and print differences from input. */ | |
81a76618 | 3695 | ofputil_match_to_ofp10_match(&match, &match_out); |
6fd6ed71 | 3696 | print_differences("", match_expout.data, match_expout.size, |
96628ae8 BP |
3697 | &match_out, sizeof match_out); |
3698 | ||
3699 | /* Normalize, then convert and compare again. */ | |
81a76618 BP |
3700 | ofputil_normalize_match(&match); |
3701 | ofputil_match_to_ofp10_match(&match, &match_normal); | |
96628ae8 BP |
3702 | print_differences("normal: ", &match_out, sizeof match_out, |
3703 | &match_normal, sizeof match_normal); | |
3704 | putchar('\n'); | |
3705 | ||
3706 | ofpbuf_uninit(&match_in); | |
8812ec2c | 3707 | ofpbuf_uninit(&match_expout); |
96628ae8 BP |
3708 | } |
3709 | ds_destroy(&in); | |
8812ec2c | 3710 | ds_destroy(&expout); |
96628ae8 BP |
3711 | } |
3712 | ||
410698cf | 3713 | /* "parse-ofp11-match": reads a series of ofp11_match specifications as hex |
81a76618 BP |
3714 | * bytes from stdin, converts them to "struct match"es, prints them as strings |
3715 | * on stdout, and then converts them back to hex bytes and prints any | |
3716 | * differences from the input. */ | |
410698cf | 3717 | static void |
1636c761 | 3718 | ofctl_parse_ofp11_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
410698cf BP |
3719 | { |
3720 | struct ds in; | |
3721 | ||
3722 | ds_init(&in); | |
bdda5aca | 3723 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
410698cf BP |
3724 | struct ofpbuf match_in; |
3725 | struct ofp11_match match_out; | |
81a76618 | 3726 | struct match match; |
410698cf | 3727 | enum ofperr error; |
410698cf BP |
3728 | |
3729 | /* Parse hex bytes. */ | |
3730 | ofpbuf_init(&match_in, 0); | |
3731 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
3732 | ovs_fatal(0, "Trailing garbage in hex data"); | |
3733 | } | |
6fd6ed71 | 3734 | if (match_in.size != sizeof(struct ofp11_match)) { |
437d0d22 | 3735 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 3736 | match_in.size, sizeof(struct ofp11_match)); |
410698cf BP |
3737 | } |
3738 | ||
81a76618 | 3739 | /* Convert to match. */ |
6fd6ed71 | 3740 | error = ofputil_match_from_ofp11_match(match_in.data, &match); |
410698cf BP |
3741 | if (error) { |
3742 | printf("bad ofp11_match: %s\n\n", ofperr_get_name(error)); | |
3743 | ofpbuf_uninit(&match_in); | |
3744 | continue; | |
3745 | } | |
3746 | ||
81a76618 BP |
3747 | /* Print match. */ |
3748 | match_print(&match); | |
410698cf BP |
3749 | |
3750 | /* Convert back to ofp11_match and print differences from input. */ | |
81a76618 | 3751 | ofputil_match_to_ofp11_match(&match, &match_out); |
410698cf | 3752 | |
6fd6ed71 | 3753 | print_differences("", match_in.data, match_in.size, |
d01c980f BP |
3754 | &match_out, sizeof match_out); |
3755 | putchar('\n'); | |
410698cf | 3756 | |
d01c980f BP |
3757 | ofpbuf_uninit(&match_in); |
3758 | } | |
3759 | ds_destroy(&in); | |
3760 | } | |
3761 | ||
77ab5fd2 BP |
3762 | /* "parse-pcap PCAP...": read packets from each PCAP file and print their |
3763 | * flows. */ | |
14249c02 | 3764 | static void |
1636c761 | 3765 | ofctl_parse_pcap(struct ovs_cmdl_context *ctx) |
14249c02 | 3766 | { |
77ab5fd2 BP |
3767 | int error = 0; |
3768 | for (int i = 1; i < ctx->argc; i++) { | |
3769 | const char *filename = ctx->argv[i]; | |
3770 | FILE *pcap = ovs_pcap_open(filename, "rb"); | |
3771 | if (!pcap) { | |
3772 | error = errno; | |
3773 | ovs_error(error, "%s: open failed", filename); | |
3774 | continue; | |
3775 | } | |
14249c02 | 3776 | |
77ab5fd2 BP |
3777 | for (;;) { |
3778 | struct dp_packet *packet; | |
3779 | struct flow flow; | |
3780 | int retval; | |
14249c02 | 3781 | |
77ab5fd2 BP |
3782 | retval = ovs_pcap_read(pcap, &packet, NULL); |
3783 | if (retval == EOF) { | |
3784 | break; | |
3785 | } else if (retval) { | |
3786 | error = retval; | |
3787 | ovs_error(error, "%s: read failed", filename); | |
3788 | } | |
14249c02 | 3789 | |
117d7249 | 3790 | pkt_metadata_init(&packet->md, u32_to_odp(ofp_to_u16(OFPP_ANY))); |
77ab5fd2 BP |
3791 | flow_extract(packet, &flow); |
3792 | flow_print(stdout, &flow); | |
3793 | putchar('\n'); | |
3794 | dp_packet_delete(packet); | |
14249c02 | 3795 | } |
77ab5fd2 | 3796 | fclose(pcap); |
14249c02 | 3797 | } |
77ab5fd2 | 3798 | exit(error); |
14249c02 BP |
3799 | } |
3800 | ||
df778240 BP |
3801 | /* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and |
3802 | * mask values to and from various formats and prints the results. */ | |
3803 | static void | |
1636c761 | 3804 | ofctl_check_vlan(struct ovs_cmdl_context *ctx) |
df778240 | 3805 | { |
81a76618 | 3806 | struct match match; |
df778240 BP |
3807 | |
3808 | char *string_s; | |
3809 | struct ofputil_flow_mod fm; | |
3810 | ||
3811 | struct ofpbuf nxm; | |
81a76618 | 3812 | struct match nxm_match; |
df778240 BP |
3813 | int nxm_match_len; |
3814 | char *nxm_s; | |
3815 | ||
81a76618 BP |
3816 | struct ofp10_match of10_raw; |
3817 | struct match of10_match; | |
df778240 | 3818 | |
81a76618 BP |
3819 | struct ofp11_match of11_raw; |
3820 | struct match of11_match; | |
df778240 BP |
3821 | |
3822 | enum ofperr error; | |
bdda5aca | 3823 | char *error_s; |
df778240 | 3824 | |
db0b6c29 JR |
3825 | enum ofputil_protocol usable_protocols; /* Unused for now. */ |
3826 | ||
81a76618 | 3827 | match_init_catchall(&match); |
1636c761 RB |
3828 | match.flow.vlan_tci = htons(strtoul(ctx->argv[1], NULL, 16)); |
3829 | match.wc.masks.vlan_tci = htons(strtoul(ctx->argv[2], NULL, 16)); | |
df778240 BP |
3830 | |
3831 | /* Convert to and from string. */ | |
81a76618 | 3832 | string_s = match_to_string(&match, OFP_DEFAULT_PRIORITY); |
df778240 BP |
3833 | printf("%s -> ", string_s); |
3834 | fflush(stdout); | |
ba2fe8e9 | 3835 | error_s = parse_ofp_str(&fm, -1, string_s, &usable_protocols); |
bdda5aca BP |
3836 | if (error_s) { |
3837 | ovs_fatal(0, "%s", error_s); | |
3838 | } | |
df778240 | 3839 | printf("%04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
3840 | ntohs(fm.match.flow.vlan_tci), |
3841 | ntohs(fm.match.wc.masks.vlan_tci)); | |
4d859fa9 | 3842 | free(string_s); |
df778240 BP |
3843 | |
3844 | /* Convert to and from NXM. */ | |
3845 | ofpbuf_init(&nxm, 0); | |
81a76618 | 3846 | nxm_match_len = nx_put_match(&nxm, &match, htonll(0), htonll(0)); |
6fd6ed71 | 3847 | nxm_s = nx_match_to_string(nxm.data, nxm_match_len); |
81a76618 | 3848 | error = nx_pull_match(&nxm, nxm_match_len, &nxm_match, NULL, NULL); |
df778240 BP |
3849 | printf("NXM: %s -> ", nxm_s); |
3850 | if (error) { | |
3851 | printf("%s\n", ofperr_to_string(error)); | |
3852 | } else { | |
3853 | printf("%04"PRIx16"/%04"PRIx16"\n", | |
81a76618 BP |
3854 | ntohs(nxm_match.flow.vlan_tci), |
3855 | ntohs(nxm_match.wc.masks.vlan_tci)); | |
df778240 BP |
3856 | } |
3857 | free(nxm_s); | |
3858 | ofpbuf_uninit(&nxm); | |
3859 | ||
476a0e9e SH |
3860 | /* Convert to and from OXM. */ |
3861 | ofpbuf_init(&nxm, 0); | |
9d84066c | 3862 | nxm_match_len = oxm_put_match(&nxm, &match, OFP12_VERSION); |
db5a1019 | 3863 | nxm_s = oxm_match_to_string(&nxm, nxm_match_len); |
81a76618 | 3864 | error = oxm_pull_match(&nxm, &nxm_match); |
476a0e9e SH |
3865 | printf("OXM: %s -> ", nxm_s); |
3866 | if (error) { | |
3867 | printf("%s\n", ofperr_to_string(error)); | |
3868 | } else { | |
81a76618 | 3869 | uint16_t vid = ntohs(nxm_match.flow.vlan_tci) & |
476a0e9e | 3870 | (VLAN_VID_MASK | VLAN_CFI); |
81a76618 | 3871 | uint16_t mask = ntohs(nxm_match.wc.masks.vlan_tci) & |
476a0e9e SH |
3872 | (VLAN_VID_MASK | VLAN_CFI); |
3873 | ||
3874 | printf("%04"PRIx16"/%04"PRIx16",", vid, mask); | |
81a76618 BP |
3875 | if (vid && vlan_tci_to_pcp(nxm_match.wc.masks.vlan_tci)) { |
3876 | printf("%02"PRIx8"\n", vlan_tci_to_pcp(nxm_match.flow.vlan_tci)); | |
476a0e9e SH |
3877 | } else { |
3878 | printf("--\n"); | |
3879 | } | |
3880 | } | |
3881 | free(nxm_s); | |
3882 | ofpbuf_uninit(&nxm); | |
3883 | ||
df778240 | 3884 | /* Convert to and from OpenFlow 1.0. */ |
81a76618 BP |
3885 | ofputil_match_to_ofp10_match(&match, &of10_raw); |
3886 | ofputil_match_from_ofp10_match(&of10_raw, &of10_match); | |
df778240 | 3887 | printf("OF1.0: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
3888 | ntohs(of10_raw.dl_vlan), |
3889 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN)) != 0, | |
3890 | of10_raw.dl_vlan_pcp, | |
3891 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN_PCP)) != 0, | |
3892 | ntohs(of10_match.flow.vlan_tci), | |
3893 | ntohs(of10_match.wc.masks.vlan_tci)); | |
df778240 BP |
3894 | |
3895 | /* Convert to and from OpenFlow 1.1. */ | |
81a76618 BP |
3896 | ofputil_match_to_ofp11_match(&match, &of11_raw); |
3897 | ofputil_match_from_ofp11_match(&of11_raw, &of11_match); | |
df778240 | 3898 | printf("OF1.1: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
3899 | ntohs(of11_raw.dl_vlan), |
3900 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN)) != 0, | |
3901 | of11_raw.dl_vlan_pcp, | |
3902 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN_PCP)) != 0, | |
3903 | ntohs(of11_match.flow.vlan_tci), | |
3904 | ntohs(of11_match.wc.masks.vlan_tci)); | |
df778240 BP |
3905 | } |
3906 | ||
2e0525bc SH |
3907 | /* "print-error ENUM": Prints the type and code of ENUM for every OpenFlow |
3908 | * version. */ | |
3909 | static void | |
1636c761 | 3910 | ofctl_print_error(struct ovs_cmdl_context *ctx) |
2e0525bc SH |
3911 | { |
3912 | enum ofperr error; | |
3913 | int version; | |
3914 | ||
1636c761 | 3915 | error = ofperr_from_name(ctx->argv[1]); |
2e0525bc | 3916 | if (!error) { |
1636c761 | 3917 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
2e0525bc SH |
3918 | } |
3919 | ||
3920 | for (version = 0; version <= UINT8_MAX; version++) { | |
688e86e1 | 3921 | const char *name = ofperr_domain_get_name(version); |
514887ee BP |
3922 | if (name) { |
3923 | int vendor = ofperr_get_vendor(error, version); | |
3924 | int type = ofperr_get_type(error, version); | |
3925 | int code = ofperr_get_code(error, version); | |
3926 | ||
3927 | if (vendor != -1 || type != -1 || code != -1) { | |
3928 | printf("%s: vendor %#x, type %d, code %d\n", | |
3929 | name, vendor, type, code); | |
3930 | } | |
2e0525bc | 3931 | } |
2e0525bc SH |
3932 | } |
3933 | } | |
3934 | ||
edd70aa7 BP |
3935 | /* "encode-error-reply ENUM REQUEST": Encodes an error reply to REQUEST for the |
3936 | * error named ENUM and prints the error reply in hex. */ | |
3937 | static void | |
1636c761 | 3938 | ofctl_encode_error_reply(struct ovs_cmdl_context *ctx) |
edd70aa7 BP |
3939 | { |
3940 | const struct ofp_header *oh; | |
3941 | struct ofpbuf request, *reply; | |
3942 | enum ofperr error; | |
3943 | ||
1636c761 | 3944 | error = ofperr_from_name(ctx->argv[1]); |
edd70aa7 | 3945 | if (!error) { |
1636c761 | 3946 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
edd70aa7 BP |
3947 | } |
3948 | ||
3949 | ofpbuf_init(&request, 0); | |
1636c761 | 3950 | if (ofpbuf_put_hex(&request, ctx->argv[2], NULL)[0] != '\0') { |
edd70aa7 BP |
3951 | ovs_fatal(0, "Trailing garbage in hex data"); |
3952 | } | |
6fd6ed71 | 3953 | if (request.size < sizeof(struct ofp_header)) { |
edd70aa7 BP |
3954 | ovs_fatal(0, "Request too short"); |
3955 | } | |
3956 | ||
6fd6ed71 PS |
3957 | oh = request.data; |
3958 | if (request.size != ntohs(oh->length)) { | |
edd70aa7 BP |
3959 | ovs_fatal(0, "Request size inconsistent"); |
3960 | } | |
3961 | ||
6fd6ed71 | 3962 | reply = ofperr_encode_reply(error, request.data); |
edd70aa7 BP |
3963 | ofpbuf_uninit(&request); |
3964 | ||
6fd6ed71 | 3965 | ovs_hex_dump(stdout, reply->data, reply->size, 0, false); |
edd70aa7 BP |
3966 | ofpbuf_delete(reply); |
3967 | } | |
3968 | ||
fec00620 BP |
3969 | /* "ofp-print HEXSTRING [VERBOSITY]": Converts the hex digits in HEXSTRING into |
3970 | * binary data, interpreting them as an OpenFlow message, and prints the | |
8b227701 GS |
3971 | * OpenFlow message on stdout, at VERBOSITY (level 2 by default). |
3972 | * | |
3973 | * Alternative usage: "ofp-print [VERBOSITY] - < HEXSTRING_FILE", where | |
3974 | * HEXSTRING_FILE contains the HEXSTRING. */ | |
fec00620 | 3975 | static void |
1636c761 | 3976 | ofctl_ofp_print(struct ovs_cmdl_context *ctx) |
fec00620 BP |
3977 | { |
3978 | struct ofpbuf packet; | |
8b227701 GS |
3979 | char *buffer; |
3980 | int verbosity = 2; | |
3981 | struct ds line; | |
3982 | ||
3983 | ds_init(&line); | |
3984 | ||
1636c761 | 3985 | if (!strcmp(ctx->argv[ctx->argc-1], "-")) { |
8b227701 GS |
3986 | if (ds_get_line(&line, stdin)) { |
3987 | VLOG_FATAL("Failed to read stdin"); | |
3988 | } | |
3989 | ||
3990 | buffer = line.string; | |
1636c761 RB |
3991 | verbosity = ctx->argc > 2 ? atoi(ctx->argv[1]) : verbosity; |
3992 | } else if (ctx->argc > 2) { | |
3993 | buffer = ctx->argv[1]; | |
3994 | verbosity = atoi(ctx->argv[2]); | |
8b227701 | 3995 | } else { |
1636c761 | 3996 | buffer = ctx->argv[1]; |
8b227701 | 3997 | } |
fec00620 | 3998 | |
8b227701 GS |
3999 | ofpbuf_init(&packet, strlen(buffer) / 2); |
4000 | if (ofpbuf_put_hex(&packet, buffer, NULL)[0] != '\0') { | |
fec00620 BP |
4001 | ovs_fatal(0, "trailing garbage following hex bytes"); |
4002 | } | |
6fd6ed71 | 4003 | ofp_print(stdout, packet.data, packet.size, verbosity); |
fec00620 | 4004 | ofpbuf_uninit(&packet); |
8b227701 | 4005 | ds_destroy(&line); |
fec00620 BP |
4006 | } |
4007 | ||
681ea7a0 BP |
4008 | /* "encode-hello BITMAP...": Encodes each BITMAP as an OpenFlow hello message |
4009 | * and dumps each message in hex. */ | |
4010 | static void | |
1636c761 | 4011 | ofctl_encode_hello(struct ovs_cmdl_context *ctx) |
681ea7a0 | 4012 | { |
1636c761 | 4013 | uint32_t bitmap = strtol(ctx->argv[1], NULL, 0); |
681ea7a0 BP |
4014 | struct ofpbuf *hello; |
4015 | ||
4016 | hello = ofputil_encode_hello(bitmap); | |
6fd6ed71 PS |
4017 | ovs_hex_dump(stdout, hello->data, hello->size, 0, false); |
4018 | ofp_print(stdout, hello->data, hello->size, verbosity); | |
681ea7a0 BP |
4019 | ofpbuf_delete(hello); |
4020 | } | |
4021 | ||
4a48cdfb BP |
4022 | static void |
4023 | ofctl_parse_key_value(struct ovs_cmdl_context *ctx) | |
4024 | { | |
4025 | for (size_t i = 1; i < ctx->argc; i++) { | |
4026 | char *s = ctx->argv[i]; | |
4027 | char *key, *value; | |
4028 | int j = 0; | |
4029 | while (ofputil_parse_key_value(&s, &key, &value)) { | |
4030 | if (j++) { | |
4031 | fputs(", ", stdout); | |
4032 | } | |
4033 | fputs(key, stdout); | |
4034 | if (value[0]) { | |
4035 | printf("=%s", value); | |
4036 | } | |
4037 | } | |
4038 | putchar('\n'); | |
4039 | } | |
4040 | } | |
4041 | ||
5f383751 | 4042 | static const struct ovs_cmdl_command all_commands[] = { |
451de37e AW |
4043 | { "show", "switch", |
4044 | 1, 1, ofctl_show }, | |
4045 | { "monitor", "switch [misslen] [invalid_ttl] [watch:[...]]", | |
4046 | 1, 3, ofctl_monitor }, | |
4047 | { "snoop", "switch", | |
4048 | 1, 1, ofctl_snoop }, | |
4049 | { "dump-desc", "switch", | |
4050 | 1, 1, ofctl_dump_desc }, | |
4051 | { "dump-tables", "switch", | |
4052 | 1, 1, ofctl_dump_tables }, | |
4053 | { "dump-table-features", "switch", | |
4054 | 1, 1, ofctl_dump_table_features }, | |
03c72922 BP |
4055 | { "dump-table-desc", "switch", |
4056 | 1, 1, ofctl_dump_table_desc }, | |
451de37e AW |
4057 | { "dump-flows", "switch", |
4058 | 1, 2, ofctl_dump_flows }, | |
4059 | { "dump-aggregate", "switch", | |
4060 | 1, 2, ofctl_dump_aggregate }, | |
4061 | { "queue-stats", "switch [port [queue]]", | |
4062 | 1, 3, ofctl_queue_stats }, | |
e016fb63 BP |
4063 | { "queue-get-config", "switch [port [queue]]", |
4064 | 1, 3, ofctl_queue_get_config }, | |
451de37e AW |
4065 | { "add-flow", "switch flow", |
4066 | 2, 2, ofctl_add_flow }, | |
4067 | { "add-flows", "switch file", | |
4068 | 2, 2, ofctl_add_flows }, | |
4069 | { "mod-flows", "switch flow", | |
4070 | 2, 2, ofctl_mod_flows }, | |
4071 | { "del-flows", "switch [flow]", | |
4072 | 1, 2, ofctl_del_flows }, | |
4073 | { "replace-flows", "switch file", | |
4074 | 2, 2, ofctl_replace_flows }, | |
4075 | { "diff-flows", "source1 source2", | |
4076 | 2, 2, ofctl_diff_flows }, | |
4077 | { "add-meter", "switch meter", | |
4078 | 2, 2, ofctl_add_meter }, | |
4079 | { "mod-meter", "switch meter", | |
4080 | 2, 2, ofctl_mod_meter }, | |
4081 | { "del-meter", "switch meter", | |
4082 | 2, 2, ofctl_del_meters }, | |
4083 | { "del-meters", "switch", | |
4084 | 1, 1, ofctl_del_meters }, | |
4085 | { "dump-meter", "switch meter", | |
4086 | 2, 2, ofctl_dump_meters }, | |
4087 | { "dump-meters", "switch", | |
4088 | 1, 1, ofctl_dump_meters }, | |
4089 | { "meter-stats", "switch [meter]", | |
4090 | 1, 2, ofctl_meter_stats }, | |
4091 | { "meter-features", "switch", | |
4092 | 1, 1, ofctl_meter_features }, | |
4093 | { "packet-out", "switch in_port actions packet...", | |
4094 | 4, INT_MAX, ofctl_packet_out }, | |
4095 | { "dump-ports", "switch [port]", | |
4096 | 1, 2, ofctl_dump_ports }, | |
4097 | { "dump-ports-desc", "switch [port]", | |
4098 | 1, 2, ofctl_dump_ports_desc }, | |
4099 | { "mod-port", "switch iface act", | |
4100 | 3, 3, ofctl_mod_port }, | |
4101 | { "mod-table", "switch mod", | |
4102 | 3, 3, ofctl_mod_table }, | |
4103 | { "get-frags", "switch", | |
4104 | 1, 1, ofctl_get_frags }, | |
4105 | { "set-frags", "switch frag_mode", | |
4106 | 2, 2, ofctl_set_frags }, | |
4107 | { "probe", "target", | |
4108 | 1, 1, ofctl_probe }, | |
4109 | { "ping", "target [n]", | |
4110 | 1, 2, ofctl_ping }, | |
4111 | { "benchmark", "target n count", | |
4112 | 3, 3, ofctl_benchmark }, | |
4113 | ||
fb8f22c1 BY |
4114 | { "dump-ipfix-bridge", "switch", |
4115 | 1, 1, ofctl_dump_ipfix_bridge}, | |
4116 | { "dump-ipfix-flow", "switch", | |
4117 | 1, 1, ofctl_dump_ipfix_flow}, | |
4118 | ||
451de37e AW |
4119 | { "ofp-parse", "file", |
4120 | 1, 1, ofctl_ofp_parse }, | |
4121 | { "ofp-parse-pcap", "pcap", | |
4122 | 1, INT_MAX, ofctl_ofp_parse_pcap }, | |
4123 | ||
4124 | { "add-group", "switch group", | |
4125 | 1, 2, ofctl_add_group }, | |
4126 | { "add-groups", "switch file", | |
4127 | 1, 2, ofctl_add_groups }, | |
4128 | { "mod-group", "switch group", | |
4129 | 1, 2, ofctl_mod_group }, | |
4130 | { "del-groups", "switch [group]", | |
4131 | 1, 2, ofctl_del_groups }, | |
bdbb8426 SH |
4132 | { "insert-buckets", "switch [group]", |
4133 | 1, 2, ofctl_insert_bucket }, | |
4134 | { "remove-buckets", "switch [group]", | |
4135 | 1, 2, ofctl_remove_bucket }, | |
451de37e AW |
4136 | { "dump-groups", "switch [group]", |
4137 | 1, 2, ofctl_dump_group_desc }, | |
4138 | { "dump-group-stats", "switch [group]", | |
4139 | 1, 2, ofctl_dump_group_stats }, | |
4140 | { "dump-group-features", "switch", | |
4141 | 1, 1, ofctl_dump_group_features }, | |
4e548ad9 ML |
4142 | { "add-tlv-map", "switch map", |
4143 | 2, 2, ofctl_add_tlv_map }, | |
4144 | { "del-tlv-map", "switch [map]", | |
4145 | 1, 2, ofctl_del_tlv_map }, | |
4146 | { "dump-tlv-map", "switch", | |
4147 | 1, 1, ofctl_dump_tlv_map }, | |
451de37e AW |
4148 | { "help", NULL, 0, INT_MAX, ofctl_help }, |
4149 | { "list-commands", NULL, 0, INT_MAX, ofctl_list_commands }, | |
09246b99 BP |
4150 | |
4151 | /* Undocumented commands for testing. */ | |
451de37e AW |
4152 | { "parse-flow", NULL, 1, 1, ofctl_parse_flow }, |
4153 | { "parse-flows", NULL, 1, 1, ofctl_parse_flows }, | |
4154 | { "parse-nx-match", NULL, 0, 0, ofctl_parse_nxm }, | |
4155 | { "parse-nxm", NULL, 0, 0, ofctl_parse_nxm }, | |
4156 | { "parse-oxm", NULL, 1, 1, ofctl_parse_oxm }, | |
4157 | { "parse-actions", NULL, 1, 1, ofctl_parse_actions }, | |
4158 | { "parse-instructions", NULL, 1, 1, ofctl_parse_instructions }, | |
4159 | { "parse-ofp10-match", NULL, 0, 0, ofctl_parse_ofp10_match }, | |
4160 | { "parse-ofp11-match", NULL, 0, 0, ofctl_parse_ofp11_match }, | |
77ab5fd2 | 4161 | { "parse-pcap", NULL, 1, INT_MAX, ofctl_parse_pcap }, |
451de37e AW |
4162 | { "check-vlan", NULL, 2, 2, ofctl_check_vlan }, |
4163 | { "print-error", NULL, 1, 1, ofctl_print_error }, | |
4164 | { "encode-error-reply", NULL, 2, 2, ofctl_encode_error_reply }, | |
4165 | { "ofp-print", NULL, 1, 2, ofctl_ofp_print }, | |
4166 | { "encode-hello", NULL, 1, 1, ofctl_encode_hello }, | |
4a48cdfb | 4167 | { "parse-key-value", NULL, 1, INT_MAX, ofctl_parse_key_value }, |
451de37e AW |
4168 | |
4169 | { NULL, NULL, 0, 0, NULL }, | |
064af421 | 4170 | }; |
3815d6c2 | 4171 | |
5f383751 | 4172 | static const struct ovs_cmdl_command *get_all_commands(void) |
3815d6c2 LS |
4173 | { |
4174 | return all_commands; | |
4175 | } |