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064af421 | 1 | /* |
4304fd98 | 2 | * Copyright (c) 2008-2017, 2019 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" |
0d71302e | 50 | #include "openvswitch/ofp-bundle.h" |
d271907f | 51 | #include "openvswitch/ofp-errors.h" |
0d71302e BP |
52 | #include "openvswitch/ofp-group.h" |
53 | #include "openvswitch/ofp-match.h" | |
54 | #include "openvswitch/ofp-meter.h" | |
d271907f | 55 | #include "openvswitch/ofp-msgs.h" |
0d71302e BP |
56 | #include "openvswitch/ofp-monitor.h" |
57 | #include "openvswitch/ofp-port.h" | |
25d436fb | 58 | #include "openvswitch/ofp-print.h" |
d271907f BW |
59 | #include "openvswitch/ofp-util.h" |
60 | #include "openvswitch/ofp-parse.h" | |
0d71302e BP |
61 | #include "openvswitch/ofp-queue.h" |
62 | #include "openvswitch/ofp-switch.h" | |
63 | #include "openvswitch/ofp-table.h" | |
d271907f | 64 | #include "openvswitch/ofpbuf.h" |
50f96b10 | 65 | #include "openvswitch/shash.h" |
d271907f BW |
66 | #include "openvswitch/vconn.h" |
67 | #include "openvswitch/vlog.h" | |
0c3d5fc8 | 68 | #include "packets.h" |
14249c02 | 69 | #include "pcap-file.h" |
fd016ae3 | 70 | #include "openvswitch/poll-loop.h" |
064af421 | 71 | #include "random.h" |
b598f214 | 72 | #include "sort.h" |
fe55ad15 | 73 | #include "stream-ssl.h" |
c3f25389 | 74 | #include "socket-util.h" |
064af421 | 75 | #include "timeval.h" |
1eb85ef5 | 76 | #include "unixctl.h" |
064af421 | 77 | #include "util.h" |
064af421 | 78 | |
d98e6007 | 79 | VLOG_DEFINE_THIS_MODULE(ofctl); |
064af421 | 80 | |
06d4d4b6 JR |
81 | /* --bundle: Use OpenFlow 1.3+ bundle for making the flow table change atomic. |
82 | * NOTE: If OpenFlow 1.3 or higher is not selected with the '-O' option, | |
83 | * OpenFlow 1.4 will be implicitly selected. Also the flow mod will use | |
84 | * OpenFlow 1.4, so the semantics may be different (see the comment in | |
85 | * parse_options() for details). | |
db5076ee JR |
86 | */ |
87 | static bool bundle = false; | |
88 | ||
20174b74 QM |
89 | /* --color: Use color markers. */ |
90 | static bool enable_color; | |
91 | ||
1f4a7252 RM |
92 | /* --read-only: Do not execute read only commands. */ |
93 | static bool read_only; | |
94 | ||
102ce766 EJ |
95 | /* --strict: Use strict matching for flow mod commands? Additionally governs |
96 | * use of nx_pull_match() instead of nx_pull_match_loose() in parse-nx-match. | |
97 | */ | |
675febfa | 98 | static bool strict; |
064af421 | 99 | |
88b87a36 JS |
100 | /* --may-create: If true, the mod-group command creates a group that does not |
101 | * yet exist; otherwise, such a command has no effect. */ | |
102 | static bool may_create; | |
103 | ||
96989efc | 104 | /* --readd: If true, on replace-flows, re-add even flows that have not changed |
c4ea79bf BP |
105 | * (to reset flow counters). */ |
106 | static bool readd; | |
107 | ||
27527aa0 BP |
108 | /* -F, --flow-format: Allowed protocols. By default, any protocol is |
109 | * allowed. */ | |
110 | static enum ofputil_protocol allowed_protocols = OFPUTIL_P_ANY; | |
88ca35ee | 111 | |
54834960 EJ |
112 | /* -P, --packet-in-format: Packet IN format to use in monitor and snoop |
113 | * commands. Either one of NXPIF_* to force a particular packet_in format, or | |
114 | * -1 to let ovs-ofctl choose the default. */ | |
115 | static int preferred_packet_in_format = -1; | |
116 | ||
4f564f8d BP |
117 | /* -m, --more: Additional verbosity for ofp-print functions. */ |
118 | static int verbosity; | |
119 | ||
0c9560b7 BP |
120 | /* --timestamp: Print a timestamp before each received packet on "monitor" and |
121 | * "snoop" command? */ | |
122 | static bool timestamp; | |
123 | ||
19945013 BP |
124 | /* --unixctl-path: Path to use for unixctl server, for "monitor" and "snoop" |
125 | commands. */ | |
126 | static char *unixctl_path; | |
127 | ||
bdcc5925 BP |
128 | /* --sort, --rsort: Sort order. */ |
129 | enum sort_order { SORT_ASC, SORT_DESC }; | |
130 | struct sort_criterion { | |
131 | const struct mf_field *field; /* NULL means to sort by priority. */ | |
132 | enum sort_order order; | |
133 | }; | |
134 | static struct sort_criterion *criteria; | |
135 | static size_t n_criteria, allocated_criteria; | |
136 | ||
4bc938cc BP |
137 | /* --names, --no-names: Show port and table names in output and accept them in |
138 | * input. (When neither is specified, the default is to accept port names but, | |
139 | * for backward compatibility, not to show them unless this is an interactive | |
140 | * console session.) */ | |
141 | static int use_names = -1; | |
50f96b10 BP |
142 | static const struct ofputil_port_map *ports_to_accept(const char *vconn_name); |
143 | static const struct ofputil_port_map *ports_to_show(const char *vconn_name); | |
4bc938cc BP |
144 | static const struct ofputil_table_map *tables_to_accept( |
145 | const char *vconn_name); | |
146 | static const struct ofputil_table_map *tables_to_show(const char *vconn_name); | |
147 | static bool should_accept_names(void); | |
148 | static bool should_show_names(void); | |
50f96b10 | 149 | |
1b3758c3 BP |
150 | /* --stats, --no-stats: Show statistics in flow dumps? */ |
151 | static int show_stats = 1; | |
152 | ||
d060b8ab BP |
153 | /* --pcap: Makes "compose-packet" print a pcap on stdout. */ |
154 | static int print_pcap = 0; | |
155 | ||
7080b4a2 BP |
156 | /* --raw: Makes "ofp-print" read binary data from stdin. */ |
157 | static int raw = 0; | |
158 | ||
5f383751 | 159 | static const struct ovs_cmdl_command *get_all_commands(void); |
064af421 | 160 | |
cab50449 | 161 | OVS_NO_RETURN static void usage(void); |
675febfa | 162 | static void parse_options(int argc, char *argv[]); |
064af421 | 163 | |
675febfa BP |
164 | int |
165 | main(int argc, char *argv[]) | |
064af421 | 166 | { |
1636c761 | 167 | struct ovs_cmdl_context ctx = { .argc = 0, }; |
064af421 | 168 | set_program_name(argv[0]); |
5e3ee29d | 169 | service_start(&argc, &argv); |
675febfa | 170 | parse_options(argc, argv); |
8a777cf6 | 171 | fatal_ignore_sigpipe(); |
1636c761 RB |
172 | ctx.argc = argc - optind; |
173 | ctx.argv = argv + optind; | |
e91b927d AZ |
174 | |
175 | daemon_become_new_user(false); | |
1f4a7252 RM |
176 | if (read_only) { |
177 | ovs_cmdl_run_command_read_only(&ctx, get_all_commands()); | |
178 | } else { | |
179 | ovs_cmdl_run_command(&ctx, get_all_commands()); | |
180 | } | |
064af421 BP |
181 | return 0; |
182 | } | |
183 | ||
bdcc5925 BP |
184 | static void |
185 | add_sort_criterion(enum sort_order order, const char *field) | |
186 | { | |
187 | struct sort_criterion *sc; | |
188 | ||
189 | if (n_criteria >= allocated_criteria) { | |
190 | criteria = x2nrealloc(criteria, &allocated_criteria, sizeof *criteria); | |
191 | } | |
192 | ||
193 | sc = &criteria[n_criteria++]; | |
194 | if (!field || !strcasecmp(field, "priority")) { | |
195 | sc->field = NULL; | |
196 | } else { | |
197 | sc->field = mf_from_name(field); | |
198 | if (!sc->field) { | |
199 | ovs_fatal(0, "%s: unknown field name", field); | |
200 | } | |
201 | } | |
202 | sc->order = order; | |
203 | } | |
204 | ||
064af421 | 205 | static void |
675febfa | 206 | parse_options(int argc, char *argv[]) |
064af421 BP |
207 | { |
208 | enum { | |
87c84891 | 209 | OPT_STRICT = UCHAR_MAX + 1, |
c4ea79bf | 210 | OPT_READD, |
0c9560b7 | 211 | OPT_TIMESTAMP, |
bdcc5925 BP |
212 | OPT_SORT, |
213 | OPT_RSORT, | |
19945013 | 214 | OPT_UNIXCTL, |
db5076ee | 215 | OPT_BUNDLE, |
20174b74 | 216 | OPT_COLOR, |
88b87a36 | 217 | OPT_MAY_CREATE, |
1f4a7252 | 218 | OPT_READ_ONLY, |
1eb85ef5 | 219 | DAEMON_OPTION_ENUMS, |
a53a8efa | 220 | OFP_VERSION_OPTION_ENUMS, |
e18a1d08 ER |
221 | VLOG_OPTION_ENUMS, |
222 | SSL_OPTION_ENUMS, | |
064af421 | 223 | }; |
07fc4ed3 | 224 | static const struct option long_options[] = { |
e3c17733 BP |
225 | {"timeout", required_argument, NULL, 't'}, |
226 | {"strict", no_argument, NULL, OPT_STRICT}, | |
c4ea79bf | 227 | {"readd", no_argument, NULL, OPT_READD}, |
e3c17733 | 228 | {"flow-format", required_argument, NULL, 'F'}, |
54834960 | 229 | {"packet-in-format", required_argument, NULL, 'P'}, |
e3c17733 | 230 | {"more", no_argument, NULL, 'm'}, |
0c9560b7 | 231 | {"timestamp", no_argument, NULL, OPT_TIMESTAMP}, |
bdcc5925 BP |
232 | {"sort", optional_argument, NULL, OPT_SORT}, |
233 | {"rsort", optional_argument, NULL, OPT_RSORT}, | |
4bc938cc BP |
234 | {"names", no_argument, &use_names, 1}, |
235 | {"no-names", no_argument, &use_names, 0}, | |
1b3758c3 BP |
236 | {"stats", no_argument, &show_stats, 1}, |
237 | {"no-stats", no_argument, &show_stats, 0}, | |
19945013 | 238 | {"unixctl", required_argument, NULL, OPT_UNIXCTL}, |
e3c17733 | 239 | {"help", no_argument, NULL, 'h'}, |
66fa2c88 | 240 | {"option", no_argument, NULL, 'o'}, |
db5076ee | 241 | {"bundle", no_argument, NULL, OPT_BUNDLE}, |
20174b74 | 242 | {"color", optional_argument, NULL, OPT_COLOR}, |
88b87a36 | 243 | {"may-create", no_argument, NULL, OPT_MAY_CREATE}, |
d060b8ab | 244 | {"pcap", no_argument, &print_pcap, 1}, |
7080b4a2 | 245 | {"raw", no_argument, &raw, 1}, |
1f4a7252 | 246 | {"read-only", no_argument, NULL, OPT_READ_ONLY}, |
1eb85ef5 | 247 | DAEMON_LONG_OPTIONS, |
a53a8efa | 248 | OFP_VERSION_LONG_OPTIONS, |
87c84891 | 249 | VLOG_LONG_OPTIONS, |
bf8f2167 | 250 | STREAM_SSL_LONG_OPTIONS, |
e3c17733 | 251 | {NULL, 0, NULL, 0}, |
064af421 | 252 | }; |
5f383751 | 253 | char *short_options = ovs_cmdl_long_options_to_short_options(long_options); |
37923ac7 BP |
254 | uint32_t versions; |
255 | enum ofputil_protocol version_protocols; | |
9551e80b | 256 | unsigned int timeout = 0; |
064af421 | 257 | |
6dc53744 BP |
258 | /* For now, ovs-ofctl only enables OpenFlow 1.0 by default. This is |
259 | * because ovs-ofctl implements command such as "add-flow" as raw OpenFlow | |
260 | * requests, but those requests have subtly different semantics in | |
261 | * different OpenFlow versions. For example: | |
262 | * | |
263 | * - In OpenFlow 1.0, a "mod-flow" operation that does not find any | |
264 | * existing flow to modify adds a new flow. | |
265 | * | |
266 | * - In OpenFlow 1.1, a "mod-flow" operation that does not find any | |
267 | * existing flow to modify adds a new flow, but only if the mod-flow | |
268 | * did not match on the flow cookie. | |
269 | * | |
270 | * - In OpenFlow 1.2 and a later, a "mod-flow" operation never adds a | |
271 | * new flow. | |
272 | */ | |
273 | set_allowed_ofp_versions("OpenFlow10"); | |
274 | ||
064af421 | 275 | for (;;) { |
064af421 BP |
276 | int c; |
277 | ||
278 | c = getopt_long(argc, argv, short_options, long_options, NULL); | |
279 | if (c == -1) { | |
280 | break; | |
281 | } | |
282 | ||
283 | switch (c) { | |
284 | case 't': | |
cbcf40a8 IM |
285 | if (!str_to_uint(optarg, 10, &timeout) || !timeout) { |
286 | ovs_fatal(0, "value %s on -t or --timeout is invalid", optarg); | |
064af421 BP |
287 | } |
288 | break; | |
289 | ||
88ca35ee | 290 | case 'F': |
27527aa0 BP |
291 | allowed_protocols = ofputil_protocols_from_string(optarg); |
292 | if (!allowed_protocols) { | |
293 | ovs_fatal(0, "%s: invalid flow format(s)", optarg); | |
88ca35ee BP |
294 | } |
295 | break; | |
296 | ||
54834960 EJ |
297 | case 'P': |
298 | preferred_packet_in_format = | |
299 | ofputil_packet_in_format_from_string(optarg); | |
300 | if (preferred_packet_in_format < 0) { | |
301 | ovs_fatal(0, "unknown packet-in format `%s'", optarg); | |
302 | } | |
303 | break; | |
304 | ||
4f564f8d BP |
305 | case 'm': |
306 | verbosity++; | |
307 | break; | |
308 | ||
064af421 BP |
309 | case 'h': |
310 | usage(); | |
311 | ||
66fa2c88 | 312 | case 'o': |
5f383751 | 313 | ovs_cmdl_print_options(long_options); |
66fa2c88 AW |
314 | exit(EXIT_SUCCESS); |
315 | ||
db5076ee JR |
316 | case OPT_BUNDLE: |
317 | bundle = true; | |
318 | break; | |
319 | ||
064af421 | 320 | case OPT_STRICT: |
675febfa | 321 | strict = true; |
064af421 BP |
322 | break; |
323 | ||
1f4a7252 RM |
324 | case OPT_READ_ONLY: |
325 | read_only = true; | |
326 | break; | |
327 | ||
c4ea79bf BP |
328 | case OPT_READD: |
329 | readd = true; | |
330 | break; | |
331 | ||
0c9560b7 BP |
332 | case OPT_TIMESTAMP: |
333 | timestamp = true; | |
334 | break; | |
335 | ||
bdcc5925 BP |
336 | case OPT_SORT: |
337 | add_sort_criterion(SORT_ASC, optarg); | |
338 | break; | |
339 | ||
340 | case OPT_RSORT: | |
341 | add_sort_criterion(SORT_DESC, optarg); | |
342 | break; | |
343 | ||
19945013 BP |
344 | case OPT_UNIXCTL: |
345 | unixctl_path = optarg; | |
346 | break; | |
347 | ||
20174b74 QM |
348 | case OPT_COLOR: |
349 | if (optarg) { | |
350 | if (!strcasecmp(optarg, "always") | |
351 | || !strcasecmp(optarg, "yes") | |
352 | || !strcasecmp(optarg, "force")) { | |
353 | enable_color = true; | |
354 | } else if (!strcasecmp(optarg, "never") | |
355 | || !strcasecmp(optarg, "no") | |
356 | || !strcasecmp(optarg, "none")) { | |
357 | enable_color = false; | |
358 | } else if (!strcasecmp(optarg, "auto") | |
359 | || !strcasecmp(optarg, "tty") | |
360 | || !strcasecmp(optarg, "if-tty")) { | |
361 | /* Determine whether we need colors, i.e. whether standard | |
362 | * output is a tty. */ | |
363 | enable_color = is_stdout_a_tty(); | |
364 | } else { | |
365 | ovs_fatal(0, "incorrect value `%s' for --color", optarg); | |
366 | } | |
367 | } else { | |
368 | enable_color = is_stdout_a_tty(); | |
369 | } | |
370 | break; | |
371 | ||
88b87a36 JS |
372 | case OPT_MAY_CREATE: |
373 | may_create = true; | |
374 | break; | |
375 | ||
1eb85ef5 | 376 | DAEMON_OPTION_HANDLERS |
a53a8efa | 377 | OFP_VERSION_OPTION_HANDLERS |
87c84891 | 378 | VLOG_OPTION_HANDLERS |
fe55ad15 | 379 | STREAM_SSL_OPTION_HANDLERS |
064af421 BP |
380 | |
381 | case '?': | |
382 | exit(EXIT_FAILURE); | |
383 | ||
50f96b10 BP |
384 | case 0: |
385 | break; | |
386 | ||
064af421 BP |
387 | default: |
388 | abort(); | |
389 | } | |
390 | } | |
bdcc5925 | 391 | |
9551e80b IM |
392 | ctl_timeout_setup(timeout); |
393 | ||
bdcc5925 BP |
394 | if (n_criteria) { |
395 | /* Always do a final sort pass based on priority. */ | |
396 | add_sort_criterion(SORT_DESC, "priority"); | |
397 | } | |
398 | ||
064af421 | 399 | free(short_options); |
37923ac7 | 400 | |
db5076ee | 401 | /* Implicit OpenFlow 1.4 with the '--bundle' option. */ |
06d4d4b6 JR |
402 | if (bundle && !(get_allowed_ofp_versions() & |
403 | ofputil_protocols_to_version_bitmap(OFPUTIL_P_OF13_UP))) { | |
db5076ee JR |
404 | /* Add implicit allowance for OpenFlow 1.4. */ |
405 | add_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
406 | OFPUTIL_P_OF14_OXM)); | |
06d4d4b6 | 407 | /* Remove all versions that do not support bundles. */ |
5f8c05ad | 408 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( |
06d4d4b6 | 409 | OFPUTIL_P_OF13_UP)); |
db5076ee | 410 | } |
37923ac7 BP |
411 | versions = get_allowed_ofp_versions(); |
412 | version_protocols = ofputil_protocols_from_version_bitmap(versions); | |
413 | if (!(allowed_protocols & version_protocols)) { | |
414 | char *protocols = ofputil_protocols_to_string(allowed_protocols); | |
415 | struct ds version_s = DS_EMPTY_INITIALIZER; | |
416 | ||
417 | ofputil_format_version_bitmap_names(&version_s, versions); | |
418 | ovs_fatal(0, "None of the enabled OpenFlow versions (%s) supports " | |
419 | "any of the enabled flow formats (%s). (Use -O to enable " | |
420 | "additional OpenFlow versions or -F to enable additional " | |
421 | "flow formats.)", ds_cstr(&version_s), protocols); | |
422 | } | |
423 | allowed_protocols &= version_protocols; | |
424 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
425 | allowed_protocols)); | |
ef7b593b QM |
426 | |
427 | colors_init(enable_color); | |
064af421 BP |
428 | } |
429 | ||
430 | static void | |
431 | usage(void) | |
432 | { | |
433 | printf("%s: OpenFlow switch management utility\n" | |
434 | "usage: %s [OPTIONS] COMMAND [ARG...]\n" | |
435 | "\nFor OpenFlow switches:\n" | |
436 | " show SWITCH show OpenFlow information\n" | |
064af421 BP |
437 | " dump-desc SWITCH print switch description\n" |
438 | " dump-tables SWITCH print table stats\n" | |
5deff5aa | 439 | " dump-table-features SWITCH print table features\n" |
03c72922 | 440 | " dump-table-desc SWITCH print table description (OF1.4+)\n" |
064af421 | 441 | " mod-port SWITCH IFACE ACT modify port behavior\n" |
918f2b82 | 442 | " mod-table SWITCH MOD modify flow table behavior\n" |
82c22d34 | 443 | " OF1.1/1.2 MOD: controller, continue, drop\n" |
de7d3c07 | 444 | " OF1.4+ MOD: evict, noevict, vacancy:low,high, novacancy\n" |
7257b535 BP |
445 | " get-frags SWITCH print fragment handling behavior\n" |
446 | " set-frags SWITCH FRAG_MODE set fragment handling behavior\n" | |
82c22d34 | 447 | " FRAG_MODE: normal, drop, reassemble, nx-match\n" |
abaad8cf | 448 | " dump-ports SWITCH [PORT] print port statistics\n" |
70ae4f93 | 449 | " dump-ports-desc SWITCH [PORT] print port descriptions\n" |
064af421 BP |
450 | " dump-flows SWITCH print all flow entries\n" |
451 | " dump-flows SWITCH FLOW print matching FLOWs\n" | |
452 | " dump-aggregate SWITCH print aggregate flow statistics\n" | |
453 | " dump-aggregate SWITCH FLOW print aggregate stats for FLOWs\n" | |
d2805da2 | 454 | " queue-stats SWITCH [PORT [QUEUE]] dump queue stats\n" |
064af421 BP |
455 | " add-flow SWITCH FLOW add flow described by FLOW\n" |
456 | " add-flows SWITCH FILE add flows from FILE\n" | |
457 | " mod-flows SWITCH FLOW modify actions of matching FLOWs\n" | |
458 | " del-flows SWITCH [FLOW] delete matching FLOWs\n" | |
5ff660c6 | 459 | " replace-flows SWITCH FILE replace flows with those in FILE\n" |
1dac118c | 460 | " diff-flows SOURCE1 SOURCE2 compare flows from two sources\n" |
0c3d5fc8 BP |
461 | " packet-out SWITCH IN_PORT ACTIONS PACKET...\n" |
462 | " execute ACTIONS on PACKET\n" | |
2b07c8b1 | 463 | " monitor SWITCH [MISSLEN] [invalid_ttl] [watch:[...]]\n" |
1dac118c BP |
464 | " print packets received from SWITCH\n" |
465 | " snoop SWITCH snoop on SWITCH and its controller\n" | |
7395c052 | 466 | " add-group SWITCH GROUP add group described by GROUP\n" |
bdcca615 | 467 | " add-groups SWITCH FILE add group from FILE\n" |
88b87a36 | 468 | " [--may-create] mod-group SWITCH GROUP modify specific group\n" |
7395c052 | 469 | " del-groups SWITCH [GROUP] delete matching GROUPs\n" |
bdbb8426 SH |
470 | " insert-buckets SWITCH [GROUP] add buckets to GROUP\n" |
471 | " remove-buckets SWITCH [GROUP] remove buckets from GROUP\n" | |
7395c052 | 472 | " dump-group-features SWITCH print group features\n" |
19187a71 | 473 | " dump-groups SWITCH [GROUP] print group description\n" |
7395c052 | 474 | " dump-group-stats SWITCH [GROUP] print group statistics\n" |
56085be5 | 475 | " queue-get-config SWITCH [PORT] print queue config for PORT\n" |
3200ed58 JR |
476 | " add-meter SWITCH METER add meter described by METER\n" |
477 | " mod-meter SWITCH METER modify specific METER\n" | |
04f803fd JP |
478 | " del-meters SWITCH [METER] delete meters matching METER\n" |
479 | " dump-meters SWITCH [METER] print METER configuration\n" | |
3200ed58 JR |
480 | " meter-stats SWITCH [METER] print meter statistics\n" |
481 | " meter-features SWITCH print meter features\n" | |
4e548ad9 ML |
482 | " add-tlv-map SWITCH MAP add TLV option MAPpings\n" |
483 | " del-tlv-map SWITCH [MAP] delete TLV option MAPpings\n" | |
484 | " dump-tlv-map SWITCH print TLV option mappings\n" | |
fb8f22c1 BY |
485 | " dump-ipfix-bridge SWITCH print ipfix stats of bridge\n" |
486 | " dump-ipfix-flow SWITCH print flow ipfix of a bridge\n" | |
2a7c4805 | 487 | " ct-flush-zone SWITCH ZONE flush conntrack entries in ZONE\n" |
064af421 | 488 | "\nFor OpenFlow switches and controllers:\n" |
2daadadd BP |
489 | " probe TARGET probe whether TARGET is up\n" |
490 | " ping TARGET [N] latency of N-byte echos\n" | |
491 | " benchmark TARGET N COUNT bandwidth of COUNT N-byte echos\n" | |
1ac0e975 BP |
492 | "SWITCH or TARGET is an active OpenFlow connection method.\n" |
493 | "\nOther commands:\n" | |
f3dd1419 BP |
494 | " ofp-parse FILE print messages read from FILE\n" |
495 | " ofp-parse-pcap PCAP print OpenFlow read from PCAP\n", | |
064af421 BP |
496 | program_name, program_name); |
497 | vconn_usage(true, false, false); | |
1eb85ef5 | 498 | daemon_usage(); |
a53a8efa | 499 | ofp_version_usage(); |
064af421 BP |
500 | vlog_usage(); |
501 | printf("\nOther options:\n" | |
502 | " --strict use strict match for flow commands\n" | |
1f4a7252 | 503 | " --read-only do not execute read/write commands\n" |
c4ea79bf | 504 | " --readd replace flows that haven't changed\n" |
88ca35ee | 505 | " -F, --flow-format=FORMAT force particular flow format\n" |
54834960 | 506 | " -P, --packet-in-format=FRMT force particular packet in format\n" |
4f564f8d | 507 | " -m, --more be more verbose printing OpenFlow\n" |
0c9560b7 | 508 | " --timestamp (monitor, snoop) print timestamps\n" |
064af421 | 509 | " -t, --timeout=SECS give up after SECS seconds\n" |
bdcc5925 BP |
510 | " --sort[=field] sort in ascending order\n" |
511 | " --rsort[=field] sort in descending order\n" | |
50f96b10 | 512 | " --names show port names instead of numbers\n" |
ca312380 | 513 | " --no-names show port numbers, but not names\n" |
19945013 | 514 | " --unixctl=SOCKET set control socket name\n" |
20174b74 | 515 | " --color[=always|never|auto] control use of color in output\n" |
064af421 BP |
516 | " -h, --help display this help message\n" |
517 | " -V, --version display version information\n"); | |
518 | exit(EXIT_SUCCESS); | |
519 | } | |
520 | ||
1eb85ef5 EJ |
521 | static void |
522 | ofctl_exit(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
523 | const char *argv[] OVS_UNUSED, void *exiting_) | |
524 | { | |
525 | bool *exiting = exiting_; | |
526 | *exiting = true; | |
bde9f75d | 527 | unixctl_command_reply(conn, NULL); |
1eb85ef5 EJ |
528 | } |
529 | ||
064af421 | 530 | static void run(int retval, const char *message, ...) |
cab50449 | 531 | OVS_PRINTF_FORMAT(2, 3); |
064af421 | 532 | |
473f65a2 BP |
533 | static void |
534 | run(int retval, const char *message, ...) | |
064af421 BP |
535 | { |
536 | if (retval) { | |
537 | va_list args; | |
538 | ||
064af421 | 539 | va_start(args, message); |
fcaddd4d | 540 | ovs_fatal_valist(retval, message, args); |
064af421 BP |
541 | } |
542 | } | |
543 | \f | |
544 | /* Generic commands. */ | |
545 | ||
c3f25389 | 546 | static int |
1a6f1e2a JG |
547 | open_vconn_socket(const char *name, struct vconn **vconnp) |
548 | { | |
549 | char *vconn_name = xasprintf("unix:%s", name); | |
c3f25389 EJ |
550 | int error; |
551 | ||
82c8c53c BP |
552 | error = vconn_open(vconn_name, get_allowed_ofp_versions(), DSCP_DEFAULT, |
553 | vconnp); | |
c3f25389 EJ |
554 | if (error && error != ENOENT) { |
555 | ovs_fatal(0, "%s: failed to open socket (%s)", name, | |
10a89ef0 | 556 | ovs_strerror(error)); |
c3f25389 | 557 | } |
1a6f1e2a | 558 | free(vconn_name); |
c3f25389 EJ |
559 | |
560 | return error; | |
1a6f1e2a JG |
561 | } |
562 | ||
4766ce7a BP |
563 | enum open_target { MGMT, SNOOP }; |
564 | ||
27527aa0 | 565 | static enum ofputil_protocol |
4766ce7a | 566 | open_vconn__(const char *name, enum open_target target, |
0caf6bde | 567 | struct vconn **vconnp) |
064af421 | 568 | { |
4766ce7a | 569 | const char *suffix = target == MGMT ? "mgmt" : "snoop"; |
63d347ce | 570 | char *datapath_name, *datapath_type, *socket_name; |
27527aa0 | 571 | enum ofputil_protocol protocol; |
63d347ce | 572 | char *bridge_path; |
27527aa0 | 573 | int ofp_version; |
c3f25389 | 574 | int error; |
1a6f1e2a | 575 | |
4766ce7a | 576 | bridge_path = xasprintf("%s/%s.%s", ovs_rundir(), name, suffix); |
63d347ce BP |
577 | |
578 | ofproto_parse_name(name, &datapath_name, &datapath_type); | |
4766ce7a | 579 | socket_name = xasprintf("%s/%s.%s", ovs_rundir(), datapath_name, suffix); |
63d347ce BP |
580 | free(datapath_name); |
581 | free(datapath_type); | |
064af421 | 582 | |
3a27375e | 583 | if (strchr(name, ':')) { |
539b741f | 584 | run(vconn_open(name, get_allowed_ofp_versions(), DSCP_DEFAULT, vconnp), |
a53a8efa | 585 | "connecting to %s", name); |
c3f25389 EJ |
586 | } else if (!open_vconn_socket(name, vconnp)) { |
587 | /* Fall Through. */ | |
588 | } else if (!open_vconn_socket(bridge_path, vconnp)) { | |
589 | /* Fall Through. */ | |
590 | } else if (!open_vconn_socket(socket_name, vconnp)) { | |
591 | /* Fall Through. */ | |
064af421 | 592 | } else { |
e3562635 DS |
593 | free(bridge_path); |
594 | free(socket_name); | |
2c0e6eb4 | 595 | ovs_fatal(0, "%s is not a bridge or a socket", name); |
064af421 | 596 | } |
1a6f1e2a | 597 | |
4766ce7a BP |
598 | if (target == SNOOP) { |
599 | vconn_set_recv_any_version(*vconnp); | |
600 | } | |
601 | ||
1a6f1e2a | 602 | free(bridge_path); |
63d347ce | 603 | free(socket_name); |
27527aa0 | 604 | |
c3f25389 | 605 | VLOG_DBG("connecting to %s", vconn_get_name(*vconnp)); |
04895042 | 606 | error = vconn_connect_block(*vconnp, -1); |
c3f25389 EJ |
607 | if (error) { |
608 | ovs_fatal(0, "%s: failed to connect to socket (%s)", name, | |
10a89ef0 | 609 | ovs_strerror(error)); |
c3f25389 EJ |
610 | } |
611 | ||
27527aa0 BP |
612 | ofp_version = vconn_get_version(*vconnp); |
613 | protocol = ofputil_protocol_from_ofp_version(ofp_version); | |
614 | if (!protocol) { | |
615 | ovs_fatal(0, "%s: unsupported OpenFlow version 0x%02x", | |
616 | name, ofp_version); | |
617 | } | |
618 | return protocol; | |
064af421 BP |
619 | } |
620 | ||
27527aa0 | 621 | static enum ofputil_protocol |
0caf6bde BP |
622 | open_vconn(const char *name, struct vconn **vconnp) |
623 | { | |
4766ce7a | 624 | return open_vconn__(name, MGMT, vconnp); |
0caf6bde BP |
625 | } |
626 | ||
064af421 BP |
627 | static void |
628 | send_openflow_buffer(struct vconn *vconn, struct ofpbuf *buffer) | |
629 | { | |
064af421 BP |
630 | run(vconn_send_block(vconn, buffer), "failed to send packet to switch"); |
631 | } | |
632 | ||
633 | static void | |
a53a8efa | 634 | dump_transaction(struct vconn *vconn, struct ofpbuf *request) |
064af421 | 635 | { |
182b2eef BP |
636 | const struct ofp_header *oh = request->data; |
637 | if (ofpmsg_is_stat_request(oh)) { | |
638 | ovs_be32 send_xid = oh->xid; | |
639 | enum ofpraw request_raw; | |
640 | enum ofpraw reply_raw; | |
641 | bool done = false; | |
064af421 | 642 | |
182b2eef BP |
643 | ofpraw_decode_partial(&request_raw, request->data, request->size); |
644 | reply_raw = ofpraw_stats_request_to_reply(request_raw, oh->version); | |
982697a4 | 645 | |
182b2eef BP |
646 | send_openflow_buffer(vconn, request); |
647 | while (!done) { | |
648 | ovs_be32 recv_xid; | |
649 | struct ofpbuf *reply; | |
064af421 | 650 | |
182b2eef BP |
651 | run(vconn_recv_block(vconn, &reply), |
652 | "OpenFlow packet receive failed"); | |
653 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
654 | if (send_xid == recv_xid) { | |
396d492c | 655 | enum ofpraw ofpraw; |
064af421 | 656 | |
50f96b10 | 657 | ofp_print(stdout, reply->data, reply->size, |
4bc938cc BP |
658 | ports_to_show(vconn_get_name(vconn)), |
659 | tables_to_show(vconn_get_name(vconn)), | |
660 | verbosity + 1); | |
064af421 | 661 | |
396d492c JP |
662 | ofpraw_decode(&ofpraw, reply->data); |
663 | if (ofptype_from_ofpraw(ofpraw) == OFPTYPE_ERROR) { | |
182b2eef | 664 | done = true; |
396d492c | 665 | } else if (ofpraw == reply_raw) { |
182b2eef BP |
666 | done = !ofpmp_more(reply->data); |
667 | } else { | |
668 | ovs_fatal(0, "received bad reply: %s", | |
50f96b10 BP |
669 | ofp_to_string( |
670 | reply->data, reply->size, | |
671 | ports_to_show(vconn_get_name(vconn)), | |
4bc938cc | 672 | tables_to_show(vconn_get_name(vconn)), |
50f96b10 | 673 | verbosity + 1)); |
182b2eef | 674 | } |
a76150b1 | 675 | } else { |
182b2eef BP |
676 | VLOG_DBG("received reply with xid %08"PRIx32" " |
677 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
a76150b1 | 678 | } |
182b2eef | 679 | ofpbuf_delete(reply); |
064af421 | 680 | } |
182b2eef BP |
681 | } else { |
682 | struct ofpbuf *reply; | |
683 | ||
684 | run(vconn_transact(vconn, request, &reply), "talking to %s", | |
685 | vconn_get_name(vconn)); | |
50f96b10 | 686 | ofp_print(stdout, reply->data, reply->size, |
4bc938cc BP |
687 | ports_to_show(vconn_get_name(vconn)), |
688 | tables_to_show(vconn_get_name(vconn)), | |
689 | verbosity + 1); | |
064af421 BP |
690 | ofpbuf_delete(reply); |
691 | } | |
9abfe557 BP |
692 | } |
693 | ||
694 | static void | |
396d492c | 695 | dump_trivial_transaction(const char *vconn_name, enum ofpraw ofpraw) |
9abfe557 | 696 | { |
53514387 | 697 | struct ofpbuf *request; |
9abfe557 BP |
698 | struct vconn *vconn; |
699 | ||
700 | open_vconn(vconn_name, &vconn); | |
396d492c | 701 | request = ofpraw_alloc(ofpraw, vconn_get_version(vconn), 0); |
182b2eef | 702 | dump_transaction(vconn, request); |
064af421 BP |
703 | vconn_close(vconn); |
704 | } | |
705 | ||
a8eebd48 BP |
706 | /* Sends all of the 'requests', which should be requests that only have replies |
707 | * if an error occurs, and waits for them to succeed or fail. If an error does | |
708 | * occur, prints it and exits with an error. | |
7257b535 BP |
709 | * |
710 | * Destroys all of the 'requests'. */ | |
d12513f7 | 711 | static void |
ca6ba700 | 712 | transact_multiple_noreply(struct vconn *vconn, struct ovs_list *requests) |
d12513f7 | 713 | { |
db5076ee | 714 | struct ofpbuf *reply; |
88ca35ee BP |
715 | |
716 | run(vconn_transact_multiple_noreply(vconn, requests, &reply), | |
d12513f7 BP |
717 | "talking to %s", vconn_get_name(vconn)); |
718 | if (reply) { | |
50f96b10 | 719 | ofp_print(stderr, reply->data, reply->size, |
4bc938cc BP |
720 | ports_to_show(vconn_get_name(vconn)), |
721 | tables_to_show(vconn_get_name(vconn)), | |
722 | verbosity + 2); | |
d12513f7 BP |
723 | exit(1); |
724 | } | |
725 | ofpbuf_delete(reply); | |
726 | } | |
727 | ||
506c1ddb | 728 | /* Frees the error messages as they are printed. */ |
db5076ee | 729 | static void |
50f96b10 BP |
730 | bundle_print_errors(struct ovs_list *errors, struct ovs_list *requests, |
731 | const char *vconn_name) | |
db5076ee | 732 | { |
209aa4ad | 733 | struct ofpbuf *error, *next; |
506c1ddb JR |
734 | struct ofpbuf *bmsg; |
735 | ||
736 | INIT_CONTAINER(bmsg, requests, list_node); | |
737 | ||
738 | LIST_FOR_EACH_SAFE (error, next, list_node, errors) { | |
209aa4ad BP |
739 | const struct ofp_header *error_oh = error->data; |
740 | ovs_be32 error_xid = error_oh->xid; | |
506c1ddb JR |
741 | enum ofperr ofperr; |
742 | struct ofpbuf payload; | |
743 | ||
209aa4ad | 744 | ofperr = ofperr_decode_msg(error_oh, &payload); |
506c1ddb JR |
745 | if (!ofperr) { |
746 | fprintf(stderr, "***decode error***"); | |
747 | } else { | |
748 | /* Default to the likely truncated message. */ | |
749 | const struct ofp_header *ofp_msg = payload.data; | |
750 | size_t msg_len = payload.size; | |
751 | ||
752 | /* Find the failing message from the requests list to be able to | |
753 | * dump the whole message. We assume the errors are returned in | |
754 | * the same order as in which the messages are sent to get O(n) | |
755 | * rather than O(n^2) processing here. If this heuristics fails we | |
756 | * may print the truncated hexdumps instead. */ | |
757 | LIST_FOR_EACH_CONTINUE (bmsg, list_node, requests) { | |
758 | const struct ofp_header *oh = bmsg->data; | |
759 | ||
209aa4ad | 760 | if (oh->xid == error_xid) { |
506c1ddb JR |
761 | ofp_msg = oh; |
762 | msg_len = bmsg->size; | |
763 | break; | |
764 | } | |
765 | } | |
766 | fprintf(stderr, "Error %s for: ", ofperr_get_name(ofperr)); | |
50f96b10 | 767 | ofp_print(stderr, ofp_msg, msg_len, ports_to_show(vconn_name), |
4bc938cc | 768 | tables_to_show(vconn_name), verbosity + 1); |
506c1ddb | 769 | } |
a4b2c64f | 770 | ofpbuf_uninit(&payload); |
209aa4ad | 771 | ofpbuf_delete(error); |
506c1ddb | 772 | } |
db5076ee JR |
773 | fflush(stderr); |
774 | } | |
775 | ||
776 | static void | |
777 | bundle_transact(struct vconn *vconn, struct ovs_list *requests, uint16_t flags) | |
778 | { | |
506c1ddb JR |
779 | struct ovs_list errors; |
780 | int retval = vconn_bundle_transact(vconn, requests, flags, &errors); | |
781 | ||
50f96b10 | 782 | bundle_print_errors(&errors, requests, vconn_get_name(vconn)); |
506c1ddb JR |
783 | |
784 | if (retval) { | |
785 | ovs_fatal(retval, "talking to %s", vconn_get_name(vconn)); | |
786 | } | |
db5076ee JR |
787 | } |
788 | ||
88ca35ee BP |
789 | /* Sends 'request', which should be a request that only has a reply if an error |
790 | * occurs, and waits for it to succeed or fail. If an error does occur, prints | |
7257b535 BP |
791 | * it and exits with an error. |
792 | * | |
793 | * Destroys 'request'. */ | |
88ca35ee BP |
794 | static void |
795 | transact_noreply(struct vconn *vconn, struct ofpbuf *request) | |
796 | { | |
ca6ba700 | 797 | struct ovs_list requests; |
88ca35ee | 798 | |
417e7e66 BW |
799 | ovs_list_init(&requests); |
800 | ovs_list_push_back(&requests, &request->list_node); | |
88ca35ee BP |
801 | transact_multiple_noreply(vconn, &requests); |
802 | } | |
803 | ||
7257b535 | 804 | static void |
ad99e2ed | 805 | fetch_switch_config(struct vconn *vconn, struct ofputil_switch_config *config) |
7257b535 | 806 | { |
7257b535 BP |
807 | struct ofpbuf *request; |
808 | struct ofpbuf *reply; | |
982697a4 | 809 | enum ofptype type; |
7257b535 | 810 | |
a53a8efa SH |
811 | request = ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST, |
812 | vconn_get_version(vconn), 0); | |
7257b535 BP |
813 | run(vconn_transact(vconn, request, &reply), |
814 | "talking to %s", vconn_get_name(vconn)); | |
815 | ||
ad99e2ed BP |
816 | if (ofptype_decode(&type, reply->data) |
817 | || type != OFPTYPE_GET_CONFIG_REPLY) { | |
7257b535 BP |
818 | ovs_fatal(0, "%s: bad reply to config request", vconn_get_name(vconn)); |
819 | } | |
ad99e2ed | 820 | ofputil_decode_get_config_reply(reply->data, config); |
828c72d0 | 821 | ofpbuf_delete(reply); |
7257b535 BP |
822 | } |
823 | ||
824 | static void | |
ad99e2ed BP |
825 | set_switch_config(struct vconn *vconn, |
826 | const struct ofputil_switch_config *config) | |
7257b535 | 827 | { |
ad99e2ed BP |
828 | enum ofp_version version = vconn_get_version(vconn); |
829 | transact_noreply(vconn, ofputil_encode_set_config(config, version)); | |
7257b535 BP |
830 | } |
831 | ||
064af421 | 832 | static void |
1636c761 | 833 | ofctl_show(struct ovs_cmdl_context *ctx) |
064af421 | 834 | { |
1636c761 | 835 | const char *vconn_name = ctx->argv[1]; |
fca6d553 | 836 | enum ofp_version version; |
ae0e7009 JP |
837 | struct vconn *vconn; |
838 | struct ofpbuf *request; | |
839 | struct ofpbuf *reply; | |
fca6d553 | 840 | bool has_ports; |
ae0e7009 | 841 | |
ae0e7009 | 842 | open_vconn(vconn_name, &vconn); |
fca6d553 BP |
843 | version = vconn_get_version(vconn); |
844 | request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
ae0e7009 JP |
845 | run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name); |
846 | ||
fca6d553 | 847 | has_ports = ofputil_switch_features_has_ports(reply); |
4bc938cc | 848 | ofp_print(stdout, reply->data, reply->size, NULL, NULL, verbosity + 1); |
ae0e7009 | 849 | ofpbuf_delete(reply); |
ae0e7009 | 850 | |
fca6d553 | 851 | if (!has_ports) { |
70ae4f93 | 852 | request = ofputil_encode_port_desc_stats_request(version, OFPP_ANY); |
182b2eef | 853 | dump_transaction(vconn, request); |
ae0e7009 | 854 | } |
982697a4 | 855 | dump_trivial_transaction(vconn_name, OFPRAW_OFPT_GET_CONFIG_REQUEST); |
a53a8efa | 856 | vconn_close(vconn); |
064af421 BP |
857 | } |
858 | ||
064af421 | 859 | static void |
1636c761 | 860 | ofctl_dump_desc(struct ovs_cmdl_context *ctx) |
064af421 | 861 | { |
182b2eef | 862 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_DESC_REQUEST); |
064af421 BP |
863 | } |
864 | ||
865 | static void | |
1636c761 | 866 | ofctl_dump_tables(struct ovs_cmdl_context *ctx) |
064af421 | 867 | { |
182b2eef | 868 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_TABLE_REQUEST); |
064af421 BP |
869 | } |
870 | ||
5deff5aa | 871 | static void |
1636c761 | 872 | ofctl_dump_table_features(struct ovs_cmdl_context *ctx) |
5deff5aa AW |
873 | { |
874 | struct ofpbuf *request; | |
875 | struct vconn *vconn; | |
876 | ||
1636c761 | 877 | open_vconn(ctx->argv[1], &vconn); |
5deff5aa | 878 | request = ofputil_encode_table_features_request(vconn_get_version(vconn)); |
8811fc0a | 879 | |
182b2eef | 880 | /* The following is similar to dump_trivial_transaction(), but it |
8811fc0a BP |
881 | * maintains the previous 'ofputil_table_features' from one stats reply |
882 | * message to the next, which allows duplication to be eliminated in the | |
883 | * output across messages. Otherwise the output is much larger and harder | |
884 | * to read, because only 17 or so ofputil_table_features elements fit in a | |
885 | * single 64 kB OpenFlow message and therefore you get a ton of repetition | |
886 | * (every 17th element is printed in full instead of abbreviated). */ | |
887 | ||
888 | const struct ofp_header *request_oh = request->data; | |
889 | ovs_be32 send_xid = request_oh->xid; | |
890 | bool done = false; | |
891 | ||
892 | struct ofputil_table_features prev; | |
9d36d7d7 BP |
893 | int first_ditto = -1, last_ditto = -1; |
894 | struct ds s = DS_EMPTY_INITIALIZER; | |
8811fc0a BP |
895 | int n = 0; |
896 | ||
897 | send_openflow_buffer(vconn, request); | |
898 | while (!done) { | |
899 | ovs_be32 recv_xid; | |
900 | struct ofpbuf *reply; | |
901 | ||
902 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
903 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
904 | if (send_xid == recv_xid) { | |
905 | enum ofptype type; | |
906 | enum ofperr error; | |
907 | error = ofptype_decode(&type, reply->data); | |
908 | if (error) { | |
909 | ovs_fatal(0, "decode error: %s", ofperr_get_name(error)); | |
910 | } else if (type == OFPTYPE_ERROR) { | |
4bc938cc | 911 | ofp_print(stdout, reply->data, reply->size, NULL, NULL, |
50f96b10 | 912 | verbosity + 1); |
8811fc0a BP |
913 | done = true; |
914 | } else if (type == OFPTYPE_TABLE_FEATURES_STATS_REPLY) { | |
915 | done = !ofpmp_more(reply->data); | |
916 | for (;;) { | |
917 | struct ofputil_table_features tf; | |
4e413ac8 BP |
918 | struct ofpbuf raw_properties; |
919 | int retval = ofputil_decode_table_features( | |
920 | reply, &tf, &raw_properties); | |
8811fc0a BP |
921 | if (retval) { |
922 | if (retval != EOF) { | |
923 | ovs_fatal(0, "decode error: %s", | |
924 | ofperr_get_name(retval)); | |
925 | } | |
926 | break; | |
927 | } | |
928 | ||
dfc77282 BP |
929 | ofputil_table_features_format( |
930 | &s, &tf, n ? &prev : NULL, NULL, NULL, | |
9d36d7d7 | 931 | &first_ditto, &last_ditto); |
8811fc0a BP |
932 | |
933 | prev = tf; | |
934 | n++; | |
935 | } | |
936 | } else { | |
937 | ovs_fatal(0, "received bad reply: %s", | |
938 | ofp_to_string(reply->data, reply->size, | |
50f96b10 | 939 | ports_to_show(ctx->argv[1]), |
4bc938cc | 940 | tables_to_show(ctx->argv[1]), |
8811fc0a BP |
941 | verbosity + 1)); |
942 | } | |
943 | } else { | |
944 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
945 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
946 | } | |
947 | ofpbuf_delete(reply); | |
5deff5aa AW |
948 | } |
949 | ||
9d36d7d7 BP |
950 | ofputil_table_features_format_finish(&s, first_ditto, last_ditto); |
951 | const char *p = ds_cstr(&s); | |
952 | puts(p + (*p == '\n')); | |
953 | ds_destroy(&s); | |
954 | ||
5deff5aa AW |
955 | vconn_close(vconn); |
956 | } | |
957 | ||
03c72922 BP |
958 | static void |
959 | ofctl_dump_table_desc(struct ovs_cmdl_context *ctx) | |
960 | { | |
961 | struct ofpbuf *request; | |
962 | struct vconn *vconn; | |
963 | ||
964 | open_vconn(ctx->argv[1], &vconn); | |
965 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
966 | if (request) { | |
182b2eef | 967 | dump_transaction(vconn, request); |
03c72922 BP |
968 | } |
969 | ||
970 | vconn_close(vconn); | |
971 | } | |
972 | ||
973 | ||
da91750f | 974 | static bool |
5f4c5ff1 | 975 | str_to_ofp(const char *s, ofp_port_t *ofp_port) |
abaad8cf | 976 | { |
5f4c5ff1 BP |
977 | bool ret; |
978 | uint32_t port_; | |
979 | ||
980 | ret = str_to_uint(s, 10, &port_); | |
981 | *ofp_port = u16_to_ofp(port_); | |
982 | return ret; | |
983 | } | |
984 | ||
985 | struct port_iterator { | |
986 | struct vconn *vconn; | |
987 | ||
988 | enum { PI_FEATURES, PI_PORT_DESC } variant; | |
989 | struct ofpbuf *reply; | |
990 | ovs_be32 send_xid; | |
991 | bool more; | |
992 | }; | |
993 | ||
994 | static void | |
995 | port_iterator_fetch_port_desc(struct port_iterator *pi) | |
996 | { | |
997 | pi->variant = PI_PORT_DESC; | |
998 | pi->more = true; | |
999 | ||
1000 | struct ofpbuf *rq = ofputil_encode_port_desc_stats_request( | |
1001 | vconn_get_version(pi->vconn), OFPP_ANY); | |
1002 | pi->send_xid = ((struct ofp_header *) rq->data)->xid; | |
1003 | send_openflow_buffer(pi->vconn, rq); | |
1004 | } | |
1005 | ||
1006 | static void | |
1007 | port_iterator_fetch_features(struct port_iterator *pi) | |
1008 | { | |
1009 | pi->variant = PI_FEATURES; | |
abaad8cf | 1010 | |
0df0e81d | 1011 | /* Fetch the switch's ofp_switch_features. */ |
5f4c5ff1 BP |
1012 | enum ofp_version version = vconn_get_version(pi->vconn); |
1013 | struct ofpbuf *rq = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
1014 | run(vconn_transact(pi->vconn, rq, &pi->reply), | |
1015 | "talking to %s", vconn_get_name(pi->vconn)); | |
abaad8cf | 1016 | |
5f4c5ff1 BP |
1017 | enum ofptype type; |
1018 | if (ofptype_decode(&type, pi->reply->data) | |
982697a4 | 1019 | || type != OFPTYPE_FEATURES_REPLY) { |
5f4c5ff1 BP |
1020 | ovs_fatal(0, "%s: received bad features reply", |
1021 | vconn_get_name(pi->vconn)); | |
0df0e81d | 1022 | } |
5f4c5ff1 | 1023 | if (!ofputil_switch_features_has_ports(pi->reply)) { |
fca6d553 BP |
1024 | /* The switch features reply does not contain a complete list of ports. |
1025 | * Probably, there are more ports than will fit into a single 64 kB | |
1026 | * OpenFlow message. Use OFPST_PORT_DESC to get a complete list of | |
1027 | * ports. */ | |
5f4c5ff1 BP |
1028 | ofpbuf_delete(pi->reply); |
1029 | pi->reply = NULL; | |
1030 | port_iterator_fetch_port_desc(pi); | |
1031 | return; | |
da91750f JP |
1032 | } |
1033 | ||
5f4c5ff1 | 1034 | struct ofputil_switch_features features; |
667bb1fb | 1035 | enum ofperr error = ofputil_pull_switch_features(pi->reply, &features); |
9e1fd49b BP |
1036 | if (error) { |
1037 | ovs_fatal(0, "%s: failed to decode features reply (%s)", | |
5f4c5ff1 | 1038 | vconn_get_name(pi->vconn), ofperr_to_string(error)); |
9e1fd49b | 1039 | } |
5f4c5ff1 | 1040 | } |
0df0e81d | 1041 | |
5f4c5ff1 BP |
1042 | /* Initializes 'pi' to prepare for iterating through all of the ports on the |
1043 | * OpenFlow switch to which 'vconn' is connected. | |
1044 | * | |
1045 | * During iteration, the client should not make other use of 'vconn', because | |
1046 | * that can cause other messages to be interleaved with the replies used by the | |
1047 | * iterator and thus some ports may be missed or a hang can occur. */ | |
1048 | static void | |
1049 | port_iterator_init(struct port_iterator *pi, struct vconn *vconn) | |
1050 | { | |
1051 | memset(pi, 0, sizeof *pi); | |
1052 | pi->vconn = vconn; | |
1053 | if (vconn_get_version(vconn) < OFP13_VERSION) { | |
1054 | port_iterator_fetch_features(pi); | |
1055 | } else { | |
1056 | port_iterator_fetch_port_desc(pi); | |
abaad8cf | 1057 | } |
da91750f JP |
1058 | } |
1059 | ||
5f4c5ff1 BP |
1060 | /* Obtains the next port from 'pi'. On success, initializes '*pp' with the |
1061 | * port's details and returns true, otherwise (if all the ports have already | |
1062 | * been seen), returns false. */ | |
da91750f | 1063 | static bool |
5f4c5ff1 | 1064 | port_iterator_next(struct port_iterator *pi, struct ofputil_phy_port *pp) |
da91750f | 1065 | { |
5f4c5ff1 BP |
1066 | for (;;) { |
1067 | if (pi->reply) { | |
1068 | int retval = ofputil_pull_phy_port(vconn_get_version(pi->vconn), | |
1069 | pi->reply, pp); | |
1070 | if (!retval) { | |
1071 | return true; | |
1072 | } else if (retval != EOF) { | |
da91750f | 1073 | ovs_fatal(0, "received bad reply: %s", |
5f4c5ff1 | 1074 | ofp_to_string(pi->reply->data, pi->reply->size, |
4bc938cc | 1075 | NULL, NULL, verbosity + 1)); |
da91750f | 1076 | } |
5f4c5ff1 | 1077 | } |
da91750f | 1078 | |
5f4c5ff1 BP |
1079 | if (pi->variant == PI_FEATURES || !pi->more) { |
1080 | return false; | |
1081 | } | |
da91750f | 1082 | |
5f4c5ff1 BP |
1083 | ovs_be32 recv_xid; |
1084 | do { | |
1085 | ofpbuf_delete(pi->reply); | |
1086 | run(vconn_recv_block(pi->vconn, &pi->reply), | |
1087 | "OpenFlow receive failed"); | |
1088 | recv_xid = ((struct ofp_header *) pi->reply->data)->xid; | |
1089 | } while (pi->send_xid != recv_xid); | |
1090 | ||
1091 | struct ofp_header *oh = pi->reply->data; | |
1092 | enum ofptype type; | |
1093 | if (ofptype_pull(&type, pi->reply) | |
1094 | || type != OFPTYPE_PORT_DESC_STATS_REPLY) { | |
1095 | ovs_fatal(0, "received bad reply: %s", | |
50f96b10 | 1096 | ofp_to_string(pi->reply->data, pi->reply->size, NULL, |
4bc938cc | 1097 | NULL, verbosity + 1)); |
da91750f | 1098 | } |
da91750f | 1099 | |
5f4c5ff1 BP |
1100 | pi->more = (ofpmp_flags(oh) & OFPSF_REPLY_MORE) != 0; |
1101 | } | |
da91750f JP |
1102 | } |
1103 | ||
5f4c5ff1 BP |
1104 | /* Destroys iterator 'pi'. */ |
1105 | static void | |
1106 | port_iterator_destroy(struct port_iterator *pi) | |
4e022ec0 | 1107 | { |
5f4c5ff1 BP |
1108 | if (pi) { |
1109 | while (pi->variant == PI_PORT_DESC && pi->more) { | |
1110 | /* Drain vconn's queue of any other replies for this request. */ | |
1111 | struct ofputil_phy_port pp; | |
1112 | port_iterator_next(pi, &pp); | |
1113 | } | |
4e022ec0 | 1114 | |
5f4c5ff1 BP |
1115 | ofpbuf_delete(pi->reply); |
1116 | } | |
4e022ec0 | 1117 | } |
da91750f JP |
1118 | |
1119 | /* Opens a connection to 'vconn_name', fetches the port structure for | |
1120 | * 'port_name' (which may be a port name or number), and copies it into | |
1121 | * '*pp'. */ | |
1122 | static void | |
1123 | fetch_ofputil_phy_port(const char *vconn_name, const char *port_name, | |
1124 | struct ofputil_phy_port *pp) | |
1125 | { | |
fca6d553 | 1126 | struct vconn *vconn; |
4e022ec0 | 1127 | ofp_port_t port_no; |
5f4c5ff1 | 1128 | bool found = false; |
da91750f JP |
1129 | |
1130 | /* Try to interpret the argument as a port number. */ | |
4e022ec0 AW |
1131 | if (!str_to_ofp(port_name, &port_no)) { |
1132 | port_no = OFPP_NONE; | |
da91750f JP |
1133 | } |
1134 | ||
fca6d553 BP |
1135 | /* OpenFlow 1.0, 1.1, and 1.2 put the list of ports in the |
1136 | * OFPT_FEATURES_REPLY message. OpenFlow 1.3 and later versions put it | |
1137 | * into the OFPST_PORT_DESC reply. Try it the correct way. */ | |
1138 | open_vconn(vconn_name, &vconn); | |
5f4c5ff1 BP |
1139 | struct port_iterator pi; |
1140 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, pp); ) { | |
1141 | if (port_no != OFPP_NONE | |
1142 | ? port_no == pp->port_no | |
1143 | : !strcmp(pp->name, port_name)) { | |
1144 | found = true; | |
1145 | break; | |
1146 | } | |
1147 | } | |
1148 | port_iterator_destroy(&pi); | |
fca6d553 | 1149 | vconn_close(vconn); |
da91750f JP |
1150 | |
1151 | if (!found) { | |
1152 | ovs_fatal(0, "%s: couldn't find port `%s'", vconn_name, port_name); | |
1153 | } | |
0df0e81d | 1154 | } |
abaad8cf | 1155 | |
50f96b10 BP |
1156 | static const struct ofputil_port_map * |
1157 | get_port_map(const char *vconn_name) | |
1158 | { | |
1159 | static struct shash port_maps = SHASH_INITIALIZER(&port_maps); | |
1160 | struct ofputil_port_map *map = shash_find_data(&port_maps, vconn_name); | |
1161 | if (!map) { | |
1162 | map = xmalloc(sizeof *map); | |
1163 | ofputil_port_map_init(map); | |
1164 | shash_add(&port_maps, vconn_name, map); | |
1165 | ||
1166 | if (!strchr(vconn_name, ':') || !vconn_verify_name(vconn_name)) { | |
1167 | /* For an active vconn (which includes a vconn constructed from a | |
1168 | * bridge name), connect to it and pull down the port name-number | |
1169 | * mapping. */ | |
1170 | struct vconn *vconn; | |
1171 | open_vconn(vconn_name, &vconn); | |
1172 | ||
1173 | struct port_iterator pi; | |
1174 | struct ofputil_phy_port pp; | |
1175 | for (port_iterator_init(&pi, vconn); | |
1176 | port_iterator_next(&pi, &pp); ) { | |
1177 | ofputil_port_map_put(map, pp.port_no, pp.name); | |
1178 | } | |
1179 | port_iterator_destroy(&pi); | |
1180 | ||
1181 | vconn_close(vconn); | |
1182 | } else { | |
1183 | /* Don't bother with passive vconns, since it could take a long | |
1184 | * time for the remote to try to connect to us. Don't bother with | |
1185 | * invalid vconn names either. */ | |
1186 | } | |
1187 | } | |
1188 | return map; | |
1189 | } | |
1190 | ||
1191 | static const struct ofputil_port_map * | |
1192 | ports_to_accept(const char *vconn_name) | |
1193 | { | |
4bc938cc | 1194 | return should_accept_names() ? get_port_map(vconn_name) : NULL; |
50f96b10 BP |
1195 | } |
1196 | ||
1197 | static const struct ofputil_port_map * | |
1198 | ports_to_show(const char *vconn_name) | |
1199 | { | |
4bc938cc BP |
1200 | return should_show_names() ? get_port_map(vconn_name) : NULL; |
1201 | } | |
1202 | ||
1203 | struct table_iterator { | |
1204 | struct vconn *vconn; | |
1205 | ||
1206 | enum { TI_STATS, TI_FEATURES } variant; | |
1207 | struct ofpbuf *reply; | |
1208 | ovs_be32 send_xid; | |
1209 | bool more; | |
1210 | ||
1211 | struct ofputil_table_features features; | |
4e413ac8 | 1212 | struct ofpbuf raw_properties; |
4bc938cc BP |
1213 | }; |
1214 | ||
1215 | /* Initializes 'ti' to prepare for iterating through all of the tables on the | |
1216 | * OpenFlow switch to which 'vconn' is connected. | |
1217 | * | |
1218 | * During iteration, the client should not make other use of 'vconn', because | |
1219 | * that can cause other messages to be interleaved with the replies used by the | |
1220 | * iterator and thus some tables may be missed or a hang can occur. */ | |
1221 | static void | |
1222 | table_iterator_init(struct table_iterator *ti, struct vconn *vconn) | |
1223 | { | |
1224 | memset(ti, 0, sizeof *ti); | |
1225 | ti->vconn = vconn; | |
1226 | ti->variant = (vconn_get_version(vconn) < OFP13_VERSION | |
1227 | ? TI_STATS : TI_FEATURES); | |
1228 | ti->more = true; | |
1229 | ||
396d492c JP |
1230 | enum ofpraw ofpraw = (ti->variant == TI_STATS |
1231 | ? OFPRAW_OFPST_TABLE_REQUEST | |
1232 | : OFPRAW_OFPST13_TABLE_FEATURES_REQUEST); | |
1233 | struct ofpbuf *rq = ofpraw_alloc(ofpraw, vconn_get_version(vconn), 0); | |
4bc938cc BP |
1234 | ti->send_xid = ((struct ofp_header *) rq->data)->xid; |
1235 | send_openflow_buffer(ti->vconn, rq); | |
1236 | } | |
1237 | ||
1238 | /* Obtains the next table from 'ti'. On success, returns the next table's | |
1239 | * features; on failure, returns NULL. */ | |
1240 | static const struct ofputil_table_features * | |
1241 | table_iterator_next(struct table_iterator *ti) | |
1242 | { | |
1243 | for (;;) { | |
1244 | if (ti->reply) { | |
1245 | int retval; | |
1246 | if (ti->variant == TI_STATS) { | |
1247 | struct ofputil_table_stats ts; | |
1248 | retval = ofputil_decode_table_stats_reply(ti->reply, | |
1249 | &ts, &ti->features); | |
1250 | } else { | |
1251 | ovs_assert(ti->variant == TI_FEATURES); | |
1252 | retval = ofputil_decode_table_features(ti->reply, | |
1253 | &ti->features, | |
4e413ac8 | 1254 | &ti->raw_properties); |
4bc938cc BP |
1255 | } |
1256 | if (!retval) { | |
1257 | return &ti->features; | |
1258 | } else if (retval != EOF) { | |
1259 | ovs_fatal(0, "received bad reply: %s", | |
1260 | ofp_to_string(ti->reply->data, ti->reply->size, | |
1261 | NULL, NULL, verbosity + 1)); | |
1262 | } | |
1263 | } | |
1264 | ||
1265 | if (!ti->more) { | |
1266 | return NULL; | |
1267 | } | |
1268 | ||
1269 | ovs_be32 recv_xid; | |
1270 | do { | |
1271 | ofpbuf_delete(ti->reply); | |
1272 | run(vconn_recv_block(ti->vconn, &ti->reply), | |
1273 | "OpenFlow receive failed"); | |
1274 | recv_xid = ((struct ofp_header *) ti->reply->data)->xid; | |
1275 | } while (ti->send_xid != recv_xid); | |
1276 | ||
1277 | struct ofp_header *oh = ti->reply->data; | |
1278 | enum ofptype type; | |
1279 | if (ofptype_pull(&type, ti->reply) | |
1280 | || type != (ti->variant == TI_STATS | |
1281 | ? OFPTYPE_TABLE_STATS_REPLY | |
1282 | : OFPTYPE_TABLE_FEATURES_STATS_REPLY)) { | |
1283 | ovs_fatal(0, "received bad reply: %s", | |
1284 | ofp_to_string(ti->reply->data, ti->reply->size, NULL, | |
1285 | NULL, verbosity + 1)); | |
1286 | } | |
1287 | ||
1288 | ti->more = (ofpmp_flags(oh) & OFPSF_REPLY_MORE) != 0; | |
1289 | } | |
1290 | } | |
1291 | ||
1292 | /* Destroys iterator 'ti'. */ | |
1293 | static void | |
1294 | table_iterator_destroy(struct table_iterator *ti) | |
1295 | { | |
1296 | if (ti) { | |
1297 | while (ti->more) { | |
1298 | /* Drain vconn's queue of any other replies for this request. */ | |
1299 | table_iterator_next(ti); | |
1300 | } | |
1301 | ||
1302 | ofpbuf_delete(ti->reply); | |
1303 | } | |
1304 | } | |
1305 | ||
1306 | static const struct ofputil_table_map * | |
1307 | get_table_map(const char *vconn_name) | |
1308 | { | |
1309 | static struct shash table_maps = SHASH_INITIALIZER(&table_maps); | |
1310 | struct ofputil_table_map *map = shash_find_data(&table_maps, vconn_name); | |
1311 | if (!map) { | |
1312 | map = xmalloc(sizeof *map); | |
1313 | ofputil_table_map_init(map); | |
1314 | shash_add(&table_maps, vconn_name, map); | |
1315 | ||
1316 | if (!strchr(vconn_name, ':') || !vconn_verify_name(vconn_name)) { | |
1317 | /* For an active vconn (which includes a vconn constructed from a | |
1318 | * bridge name), connect to it and pull down the port name-number | |
1319 | * mapping. */ | |
1320 | struct vconn *vconn; | |
1321 | open_vconn(vconn_name, &vconn); | |
1322 | ||
1323 | struct table_iterator ti; | |
1324 | table_iterator_init(&ti, vconn); | |
1325 | for (;;) { | |
1326 | const struct ofputil_table_features *tf | |
1327 | = table_iterator_next(&ti); | |
1328 | if (!tf) { | |
1329 | break; | |
1330 | } | |
1331 | if (tf->name[0]) { | |
1332 | ofputil_table_map_put(map, tf->table_id, tf->name); | |
1333 | } | |
1334 | } | |
1335 | table_iterator_destroy(&ti); | |
1336 | ||
1337 | vconn_close(vconn); | |
1338 | } else { | |
1339 | /* Don't bother with passive vconns, since it could take a long | |
1340 | * time for the remote to try to connect to us. Don't bother with | |
1341 | * invalid vconn names either. */ | |
1342 | } | |
1343 | } | |
1344 | return map; | |
1345 | } | |
1346 | ||
1347 | static const struct ofputil_table_map * | |
1348 | tables_to_accept(const char *vconn_name) | |
1349 | { | |
1350 | return should_accept_names() ? get_table_map(vconn_name) : NULL; | |
1351 | } | |
1352 | ||
1353 | static const struct ofputil_table_map * | |
1354 | tables_to_show(const char *vconn_name) | |
1355 | { | |
1356 | return should_show_names() ? get_table_map(vconn_name) : NULL; | |
50f96b10 BP |
1357 | } |
1358 | ||
4bc938cc BP |
1359 | /* We accept port and table names unless the feature is turned off |
1360 | * explicitly. */ | |
50f96b10 | 1361 | static bool |
4bc938cc | 1362 | should_accept_names(void) |
50f96b10 | 1363 | { |
4bc938cc | 1364 | return use_names != 0; |
50f96b10 BP |
1365 | } |
1366 | ||
4bc938cc BP |
1367 | /* We show port and table names only if the feature is turned on explicitly, or |
1368 | * if we're interacting with a user on the console. */ | |
50f96b10 | 1369 | static bool |
4bc938cc | 1370 | should_show_names(void) |
50f96b10 BP |
1371 | { |
1372 | static int interactive = -1; | |
1373 | if (interactive == -1) { | |
1374 | interactive = isatty(STDOUT_FILENO); | |
1375 | } | |
1376 | ||
4bc938cc | 1377 | return use_names > 0 || (use_names == -1 && interactive); |
50f96b10 BP |
1378 | } |
1379 | ||
0df0e81d BP |
1380 | /* Returns the port number corresponding to 'port_name' (which may be a port |
1381 | * name or number) within the switch 'vconn_name'. */ | |
4e022ec0 | 1382 | static ofp_port_t |
0df0e81d BP |
1383 | str_to_port_no(const char *vconn_name, const char *port_name) |
1384 | { | |
4e022ec0 | 1385 | ofp_port_t port_no; |
50f96b10 BP |
1386 | if (ofputil_port_from_string(port_name, NULL, &port_no) || |
1387 | ofputil_port_from_string(port_name, ports_to_accept(vconn_name), | |
1388 | &port_no)) { | |
0df0e81d | 1389 | return port_no; |
0df0e81d | 1390 | } |
50f96b10 | 1391 | ovs_fatal(0, "%s: unknown port `%s'", vconn_name, port_name); |
abaad8cf JP |
1392 | } |
1393 | ||
88ca35ee | 1394 | static bool |
27527aa0 BP |
1395 | try_set_protocol(struct vconn *vconn, enum ofputil_protocol want, |
1396 | enum ofputil_protocol *cur) | |
88ca35ee | 1397 | { |
27527aa0 BP |
1398 | for (;;) { |
1399 | struct ofpbuf *request, *reply; | |
1400 | enum ofputil_protocol next; | |
88ca35ee | 1401 | |
27527aa0 BP |
1402 | request = ofputil_encode_set_protocol(*cur, want, &next); |
1403 | if (!request) { | |
e43928f2 | 1404 | return *cur == want; |
27527aa0 BP |
1405 | } |
1406 | ||
1407 | run(vconn_transact_noreply(vconn, request, &reply), | |
1408 | "talking to %s", vconn_get_name(vconn)); | |
1409 | if (reply) { | |
4bc938cc | 1410 | char *s = ofp_to_string(reply->data, reply->size, NULL, NULL, 2); |
27527aa0 BP |
1411 | VLOG_DBG("%s: failed to set protocol, switch replied: %s", |
1412 | vconn_get_name(vconn), s); | |
1413 | free(s); | |
1414 | ofpbuf_delete(reply); | |
1415 | return false; | |
1416 | } | |
1417 | ||
1418 | *cur = next; | |
88ca35ee | 1419 | } |
88ca35ee BP |
1420 | } |
1421 | ||
27527aa0 BP |
1422 | static enum ofputil_protocol |
1423 | set_protocol_for_flow_dump(struct vconn *vconn, | |
1424 | enum ofputil_protocol cur_protocol, | |
1425 | enum ofputil_protocol usable_protocols) | |
064af421 | 1426 | { |
27527aa0 BP |
1427 | char *usable_s; |
1428 | int i; | |
064af421 | 1429 | |
27527aa0 BP |
1430 | for (i = 0; i < ofputil_n_flow_dump_protocols; i++) { |
1431 | enum ofputil_protocol f = ofputil_flow_dump_protocols[i]; | |
1432 | if (f & usable_protocols & allowed_protocols | |
1433 | && try_set_protocol(vconn, f, &cur_protocol)) { | |
1434 | return f; | |
f9cbfbe4 | 1435 | } |
27527aa0 | 1436 | } |
f9cbfbe4 | 1437 | |
27527aa0 BP |
1438 | usable_s = ofputil_protocols_to_string(usable_protocols); |
1439 | if (usable_protocols & allowed_protocols) { | |
1440 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1441 | "formats (%s)", usable_s); | |
50f96b10 | 1442 | } else { |
27527aa0 BP |
1443 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); |
1444 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1445 | "allowed flow formats (%s)", usable_s, allowed_s); | |
88ca35ee | 1446 | } |
064af421 BP |
1447 | } |
1448 | ||
bdcc5925 BP |
1449 | static struct vconn * |
1450 | prepare_dump_flows(int argc, char *argv[], bool aggregate, | |
d444a914 BP |
1451 | struct ofputil_flow_stats_request *fsr, |
1452 | enum ofputil_protocol *protocolp) | |
064af421 | 1453 | { |
50f96b10 | 1454 | const char *vconn_name = argv[1]; |
27527aa0 | 1455 | enum ofputil_protocol usable_protocols, protocol; |
88ca35ee | 1456 | struct vconn *vconn; |
bdda5aca BP |
1457 | char *error; |
1458 | ||
50f96b10 BP |
1459 | const char *match = argc > 2 ? argv[2] : ""; |
1460 | const struct ofputil_port_map *port_map | |
1461 | = *match ? ports_to_accept(vconn_name) : NULL; | |
4bc938cc BP |
1462 | const struct ofputil_table_map *table_map |
1463 | = *match ? tables_to_accept(vconn_name) : NULL; | |
50f96b10 | 1464 | error = parse_ofp_flow_stats_request_str(fsr, aggregate, match, |
4bc938cc BP |
1465 | port_map, table_map, |
1466 | &usable_protocols); | |
bdda5aca BP |
1467 | if (error) { |
1468 | ovs_fatal(0, "%s", error); | |
1469 | } | |
064af421 | 1470 | |
50f96b10 | 1471 | protocol = open_vconn(vconn_name, &vconn); |
d444a914 | 1472 | *protocolp = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); |
bdcc5925 BP |
1473 | return vconn; |
1474 | } | |
1475 | ||
1476 | static void | |
1477 | ofctl_dump_flows__(int argc, char *argv[], bool aggregate) | |
1478 | { | |
d444a914 BP |
1479 | struct ofputil_flow_stats_request fsr; |
1480 | enum ofputil_protocol protocol; | |
bdcc5925 BP |
1481 | struct vconn *vconn; |
1482 | ||
d444a914 BP |
1483 | vconn = prepare_dump_flows(argc, argv, aggregate, &fsr, &protocol); |
1484 | dump_transaction(vconn, ofputil_encode_flow_stats_request(&fsr, protocol)); | |
88ca35ee BP |
1485 | vconn_close(vconn); |
1486 | } | |
1487 | ||
5bc39e9a JG |
1488 | static void |
1489 | get_match_field(const struct mf_field *field, const struct match *match, | |
1490 | union mf_value *value) | |
1491 | { | |
1492 | if (!match->tun_md.valid || (field->id < MFF_TUN_METADATA0 || | |
1493 | field->id >= MFF_TUN_METADATA0 + | |
1494 | TUN_METADATA_NUM_OPTS)) { | |
1495 | mf_get_value(field, &match->flow, value); | |
1496 | } else { | |
1497 | const struct tun_metadata_loc *loc = &match->tun_md.entry[field->id - | |
1498 | MFF_TUN_METADATA0].loc; | |
1499 | ||
1500 | /* Since we don't have a tunnel mapping table, extract the value | |
1501 | * from the locally allocated location in the match. */ | |
1502 | memset(value, 0, field->n_bytes - loc->len); | |
1503 | memcpy(value->tun_metadata + field->n_bytes - loc->len, | |
1504 | match->flow.tunnel.metadata.opts.u8 + loc->c.offset, loc->len); | |
1505 | } | |
1506 | } | |
1507 | ||
bdcc5925 BP |
1508 | static int |
1509 | compare_flows(const void *afs_, const void *bfs_) | |
1510 | { | |
1511 | const struct ofputil_flow_stats *afs = afs_; | |
1512 | const struct ofputil_flow_stats *bfs = bfs_; | |
81a76618 BP |
1513 | const struct match *a = &afs->match; |
1514 | const struct match *b = &bfs->match; | |
bdcc5925 BP |
1515 | const struct sort_criterion *sc; |
1516 | ||
1517 | for (sc = criteria; sc < &criteria[n_criteria]; sc++) { | |
1518 | const struct mf_field *f = sc->field; | |
1519 | int ret; | |
1520 | ||
1521 | if (!f) { | |
eb391b76 BP |
1522 | int a_pri = afs->priority; |
1523 | int b_pri = bfs->priority; | |
81a76618 | 1524 | ret = a_pri < b_pri ? -1 : a_pri > b_pri; |
bdcc5925 BP |
1525 | } else { |
1526 | bool ina, inb; | |
1527 | ||
aff49b8c JR |
1528 | ina = mf_are_prereqs_ok(f, &a->flow, NULL) |
1529 | && !mf_is_all_wild(f, &a->wc); | |
1530 | inb = mf_are_prereqs_ok(f, &b->flow, NULL) | |
1531 | && !mf_is_all_wild(f, &b->wc); | |
bdcc5925 BP |
1532 | if (ina != inb) { |
1533 | /* Skip the test for sc->order, so that missing fields always | |
1534 | * sort to the end whether we're sorting in ascending or | |
1535 | * descending order. */ | |
1536 | return ina ? -1 : 1; | |
1537 | } else { | |
1538 | union mf_value aval, bval; | |
1539 | ||
5bc39e9a JG |
1540 | get_match_field(f, a, &aval); |
1541 | get_match_field(f, b, &bval); | |
bdcc5925 BP |
1542 | ret = memcmp(&aval, &bval, f->n_bytes); |
1543 | } | |
1544 | } | |
1545 | ||
1546 | if (ret) { | |
1547 | return sc->order == SORT_ASC ? ret : -ret; | |
1548 | } | |
1549 | } | |
1550 | ||
111b58cc | 1551 | return a < b ? -1 : 1; |
bdcc5925 BP |
1552 | } |
1553 | ||
88ca35ee | 1554 | static void |
1636c761 | 1555 | ofctl_dump_flows(struct ovs_cmdl_context *ctx) |
88ca35ee | 1556 | { |
4bc938cc | 1557 | if (!n_criteria && !should_show_names() && show_stats) { |
1636c761 | 1558 | ofctl_dump_flows__(ctx->argc, ctx->argv, false); |
2f4aba0b | 1559 | return; |
bdcc5925 | 1560 | } else { |
d444a914 BP |
1561 | struct ofputil_flow_stats_request fsr; |
1562 | enum ofputil_protocol protocol; | |
bdcc5925 | 1563 | struct vconn *vconn; |
bdcc5925 | 1564 | |
d444a914 BP |
1565 | vconn = prepare_dump_flows(ctx->argc, ctx->argv, false, |
1566 | &fsr, &protocol); | |
bdcc5925 | 1567 | |
d444a914 BP |
1568 | struct ofputil_flow_stats *fses; |
1569 | size_t n_fses; | |
1570 | run(vconn_dump_flows(vconn, &fsr, protocol, &fses, &n_fses), | |
1571 | "dump flows"); | |
bdcc5925 | 1572 | |
111b58cc AGS |
1573 | if (n_criteria) { |
1574 | qsort(fses, n_fses, sizeof *fses, compare_flows); | |
1575 | } | |
bdcc5925 | 1576 | |
d444a914 BP |
1577 | struct ds s = DS_EMPTY_INITIALIZER; |
1578 | for (size_t i = 0; i < n_fses; i++) { | |
bdcc5925 | 1579 | ds_clear(&s); |
dfc77282 BP |
1580 | ofputil_flow_stats_format(&s, &fses[i], |
1581 | ports_to_show(ctx->argv[1]), | |
1582 | tables_to_show(ctx->argv[1]), | |
1583 | show_stats); | |
1b3758c3 | 1584 | printf(" %s\n", ds_cstr(&s)); |
bdcc5925 BP |
1585 | } |
1586 | ds_destroy(&s); | |
1587 | ||
d444a914 | 1588 | for (size_t i = 0; i < n_fses; i++) { |
dc723c44 | 1589 | free(CONST_CAST(struct ofpact *, fses[i].ofpacts)); |
bdcc5925 BP |
1590 | } |
1591 | free(fses); | |
1592 | ||
1593 | vconn_close(vconn); | |
1594 | } | |
88ca35ee BP |
1595 | } |
1596 | ||
1597 | static void | |
1636c761 | 1598 | ofctl_dump_aggregate(struct ovs_cmdl_context *ctx) |
88ca35ee | 1599 | { |
1636c761 | 1600 | ofctl_dump_flows__(ctx->argc, ctx->argv, true); |
064af421 BP |
1601 | } |
1602 | ||
d2805da2 | 1603 | static void |
1636c761 | 1604 | ofctl_queue_stats(struct ovs_cmdl_context *ctx) |
d2805da2 | 1605 | { |
d2805da2 | 1606 | struct ofpbuf *request; |
53514387 | 1607 | struct vconn *vconn; |
64626975 | 1608 | struct ofputil_queue_stats_request oqs; |
d2805da2 | 1609 | |
1636c761 | 1610 | open_vconn(ctx->argv[1], &vconn); |
d2805da2 | 1611 | |
1636c761 RB |
1612 | if (ctx->argc > 2 && ctx->argv[2][0] && strcasecmp(ctx->argv[2], "all")) { |
1613 | oqs.port_no = str_to_port_no(ctx->argv[1], ctx->argv[2]); | |
d2805da2 | 1614 | } else { |
7f05e7ab | 1615 | oqs.port_no = OFPP_ANY; |
d2805da2 | 1616 | } |
1636c761 RB |
1617 | if (ctx->argc > 3 && ctx->argv[3][0] && strcasecmp(ctx->argv[3], "all")) { |
1618 | oqs.queue_id = atoi(ctx->argv[3]); | |
d2805da2 | 1619 | } else { |
64626975 | 1620 | oqs.queue_id = OFPQ_ALL; |
d2805da2 BP |
1621 | } |
1622 | ||
64626975 | 1623 | request = ofputil_encode_queue_stats_request(vconn_get_version(vconn), &oqs); |
182b2eef | 1624 | dump_transaction(vconn, request); |
53514387 | 1625 | vconn_close(vconn); |
d2805da2 BP |
1626 | } |
1627 | ||
e8f9a7bb | 1628 | static void |
1636c761 | 1629 | ofctl_queue_get_config(struct ovs_cmdl_context *ctx) |
e8f9a7bb | 1630 | { |
1636c761 | 1631 | const char *vconn_name = ctx->argv[1]; |
e016fb63 BP |
1632 | const char *port_name = ctx->argc > 2 ? ctx->argv[2] : "any"; |
1633 | ofp_port_t port = str_to_port_no(vconn_name, port_name); | |
1634 | const char *queue_name = ctx->argc > 3 ? ctx->argv[3] : "all"; | |
1635 | uint32_t queue = (!strcasecmp(queue_name, "all") | |
1636 | ? OFPQ_ALL | |
1637 | : atoi(queue_name)); | |
56085be5 | 1638 | struct vconn *vconn; |
e016fb63 | 1639 | |
56085be5 BP |
1640 | enum ofputil_protocol protocol = open_vconn(vconn_name, &vconn); |
1641 | enum ofp_version version = ofputil_protocol_to_ofp_version(protocol); | |
1642 | if (port == OFPP_ANY && version == OFP10_VERSION) { | |
1643 | /* The user requested all queues on all ports. OpenFlow 1.0 only | |
1644 | * supports getting queues for an individual port, so to implement the | |
1645 | * user's request we have to get a list of all the ports. | |
1646 | * | |
1647 | * We use a second vconn to avoid having to accumulate a list of all of | |
1648 | * the ports. */ | |
1649 | struct vconn *vconn2; | |
1650 | enum ofputil_protocol protocol2 = open_vconn(vconn_name, &vconn2); | |
1651 | enum ofp_version version2 = ofputil_protocol_to_ofp_version(protocol2); | |
1652 | ||
1653 | struct port_iterator pi; | |
1654 | struct ofputil_phy_port pp; | |
1655 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, &pp); ) { | |
1656 | if (ofp_to_u16(pp.port_no) < ofp_to_u16(OFPP_MAX)) { | |
1657 | dump_transaction(vconn2, | |
1658 | ofputil_encode_queue_get_config_request( | |
e016fb63 | 1659 | version2, pp.port_no, queue)); |
56085be5 BP |
1660 | } |
1661 | } | |
1662 | port_iterator_destroy(&pi); | |
1663 | vconn_close(vconn2); | |
1664 | } else { | |
1665 | dump_transaction(vconn, ofputil_encode_queue_get_config_request( | |
e016fb63 | 1666 | version, port, queue)); |
56085be5 | 1667 | } |
e8f9a7bb VG |
1668 | vconn_close(vconn); |
1669 | } | |
1670 | ||
27527aa0 | 1671 | static enum ofputil_protocol |
db0b6c29 JR |
1672 | open_vconn_for_flow_mod(const char *remote, struct vconn **vconnp, |
1673 | enum ofputil_protocol usable_protocols) | |
0fbc9f11 | 1674 | { |
27527aa0 BP |
1675 | enum ofputil_protocol cur_protocol; |
1676 | char *usable_s; | |
1677 | int i; | |
0fbc9f11 | 1678 | |
27527aa0 BP |
1679 | if (!(usable_protocols & allowed_protocols)) { |
1680 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); | |
1681 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1682 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1683 | "allowed flow formats (%s)", usable_s, allowed_s); | |
0fbc9f11 | 1684 | } |
0fbc9f11 | 1685 | |
27527aa0 BP |
1686 | /* If the initial flow format is allowed and usable, keep it. */ |
1687 | cur_protocol = open_vconn(remote, vconnp); | |
1688 | if (usable_protocols & allowed_protocols & cur_protocol) { | |
1689 | return cur_protocol; | |
1690 | } | |
1691 | ||
1692 | /* Otherwise try each flow format in turn. */ | |
1693 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
1694 | enum ofputil_protocol f = 1 << i; | |
1695 | ||
1696 | if (f != cur_protocol | |
1697 | && f & usable_protocols & allowed_protocols | |
1698 | && try_set_protocol(*vconnp, f, &cur_protocol)) { | |
1699 | return f; | |
1700 | } | |
0fbc9f11 | 1701 | } |
27527aa0 BP |
1702 | |
1703 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1704 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1705 | "formats (%s)", usable_s); | |
0fbc9f11 BP |
1706 | } |
1707 | ||
db5076ee JR |
1708 | static void |
1709 | bundle_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, | |
1710 | size_t n_fms, enum ofputil_protocol usable_protocols) | |
1711 | { | |
1712 | enum ofputil_protocol protocol; | |
1713 | struct vconn *vconn; | |
1714 | struct ovs_list requests; | |
1715 | size_t i; | |
1716 | ||
417e7e66 | 1717 | ovs_list_init(&requests); |
db5076ee | 1718 | |
06d4d4b6 JR |
1719 | /* Bundles need OpenFlow 1.3+. */ |
1720 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
db5076ee JR |
1721 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
1722 | ||
1723 | for (i = 0; i < n_fms; i++) { | |
1724 | struct ofputil_flow_mod *fm = &fms[i]; | |
1725 | struct ofpbuf *request = ofputil_encode_flow_mod(fm, protocol); | |
1726 | ||
417e7e66 | 1727 | ovs_list_push_back(&requests, &request->list_node); |
db5076ee | 1728 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
3b6a5b73 | 1729 | minimatch_destroy(&fm->match); |
db5076ee JR |
1730 | } |
1731 | ||
39c94593 | 1732 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
74cb32e3 | 1733 | ofpbuf_list_delete(&requests); |
db5076ee JR |
1734 | vconn_close(vconn); |
1735 | } | |
1736 | ||
064af421 | 1737 | static void |
e1fef0f9 | 1738 | ofctl_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, |
db0b6c29 | 1739 | size_t n_fms, enum ofputil_protocol usable_protocols) |
064af421 | 1740 | { |
27527aa0 | 1741 | enum ofputil_protocol protocol; |
064af421 | 1742 | struct vconn *vconn; |
27527aa0 | 1743 | size_t i; |
4989c59f | 1744 | |
db5076ee JR |
1745 | if (bundle) { |
1746 | bundle_flow_mod__(remote, fms, n_fms, usable_protocols); | |
1747 | return; | |
1748 | } | |
1749 | ||
db0b6c29 | 1750 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
049c8dc2 | 1751 | |
27527aa0 BP |
1752 | for (i = 0; i < n_fms; i++) { |
1753 | struct ofputil_flow_mod *fm = &fms[i]; | |
0fbc9f11 | 1754 | |
27527aa0 | 1755 | transact_noreply(vconn, ofputil_encode_flow_mod(fm, protocol)); |
dc723c44 | 1756 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
6a6b7060 | 1757 | minimatch_destroy(&fm->match); |
4989c59f | 1758 | } |
064af421 | 1759 | vconn_close(vconn); |
88ca35ee BP |
1760 | } |
1761 | ||
064af421 | 1762 | static void |
db5076ee | 1763 | ofctl_flow_mod_file(int argc OVS_UNUSED, char *argv[], int command) |
064af421 | 1764 | { |
db0b6c29 | 1765 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
1766 | struct ofputil_flow_mod *fms = NULL; |
1767 | size_t n_fms = 0; | |
bdda5aca | 1768 | char *error; |
064af421 | 1769 | |
db5076ee JR |
1770 | if (command == OFPFC_ADD) { |
1771 | /* Allow the file to specify a mix of commands. If none specified at | |
1772 | * the beginning of any given line, then the default is OFPFC_ADD, so | |
1773 | * this is backwards compatible. */ | |
1774 | command = -2; | |
1775 | } | |
4bc938cc BP |
1776 | error = parse_ofp_flow_mod_file(argv[2], ports_to_accept(argv[1]), |
1777 | tables_to_accept(argv[1]), command, | |
50f96b10 | 1778 | &fms, &n_fms, &usable_protocols); |
bdda5aca BP |
1779 | if (error) { |
1780 | ovs_fatal(0, "%s", error); | |
1781 | } | |
db0b6c29 | 1782 | ofctl_flow_mod__(argv[1], fms, n_fms, usable_protocols); |
27527aa0 BP |
1783 | free(fms); |
1784 | } | |
1785 | ||
1786 | static void | |
e1fef0f9 | 1787 | ofctl_flow_mod(int argc, char *argv[], uint16_t command) |
27527aa0 | 1788 | { |
4989c59f | 1789 | if (argc > 2 && !strcmp(argv[2], "-")) { |
e1fef0f9 | 1790 | ofctl_flow_mod_file(argc, argv, command); |
27527aa0 BP |
1791 | } else { |
1792 | struct ofputil_flow_mod fm; | |
bdda5aca | 1793 | char *error; |
3200ed58 | 1794 | enum ofputil_protocol usable_protocols; |
bdda5aca | 1795 | |
50f96b10 | 1796 | error = parse_ofp_flow_mod_str(&fm, argc > 2 ? argv[2] : "", |
4bc938cc BP |
1797 | ports_to_accept(argv[1]), |
1798 | tables_to_accept(argv[1]), command, | |
ba2fe8e9 | 1799 | &usable_protocols); |
bdda5aca BP |
1800 | if (error) { |
1801 | ovs_fatal(0, "%s", error); | |
1802 | } | |
db0b6c29 | 1803 | ofctl_flow_mod__(argv[1], &fm, 1, usable_protocols); |
064af421 | 1804 | } |
4989c59f | 1805 | } |
88ca35ee | 1806 | |
4989c59f | 1807 | static void |
1636c761 | 1808 | ofctl_add_flow(struct ovs_cmdl_context *ctx) |
4989c59f | 1809 | { |
1636c761 | 1810 | ofctl_flow_mod(ctx->argc, ctx->argv, OFPFC_ADD); |
4989c59f BP |
1811 | } |
1812 | ||
1813 | static void | |
1636c761 | 1814 | ofctl_add_flows(struct ovs_cmdl_context *ctx) |
4989c59f | 1815 | { |
1636c761 | 1816 | ofctl_flow_mod_file(ctx->argc, ctx->argv, OFPFC_ADD); |
064af421 BP |
1817 | } |
1818 | ||
1819 | static void | |
1636c761 | 1820 | ofctl_mod_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1821 | { |
1636c761 | 1822 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_MODIFY_STRICT : OFPFC_MODIFY); |
064af421 BP |
1823 | } |
1824 | ||
88ca35ee | 1825 | static void |
1636c761 | 1826 | ofctl_del_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1827 | { |
1636c761 | 1828 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_DELETE_STRICT : OFPFC_DELETE); |
064af421 BP |
1829 | } |
1830 | ||
6409e008 | 1831 | static bool |
54834960 | 1832 | set_packet_in_format(struct vconn *vconn, |
d8790c08 | 1833 | enum ofputil_packet_in_format packet_in_format, |
6409e008 | 1834 | bool must_succeed) |
54834960 | 1835 | { |
3f4a1939 SH |
1836 | struct ofpbuf *spif; |
1837 | ||
d8790c08 BP |
1838 | spif = ofputil_encode_set_packet_in_format(vconn_get_version(vconn), |
1839 | packet_in_format); | |
6409e008 BP |
1840 | if (must_succeed) { |
1841 | transact_noreply(vconn, spif); | |
1842 | } else { | |
1843 | struct ofpbuf *reply; | |
1844 | ||
1845 | run(vconn_transact_noreply(vconn, spif, &reply), | |
1846 | "talking to %s", vconn_get_name(vconn)); | |
1847 | if (reply) { | |
4bc938cc | 1848 | char *s = ofp_to_string(reply->data, reply->size, NULL, NULL, 2); |
6409e008 BP |
1849 | VLOG_DBG("%s: failed to set packet in format to nx_packet_in, " |
1850 | "controller replied: %s.", | |
1851 | vconn_get_name(vconn), s); | |
1852 | free(s); | |
1853 | ofpbuf_delete(reply); | |
1854 | ||
1855 | return false; | |
1856 | } else { | |
1857 | VLOG_DBG("%s: using user-specified packet in format %s", | |
1858 | vconn_get_name(vconn), | |
1859 | ofputil_packet_in_format_to_string(packet_in_format)); | |
1860 | } | |
1861 | } | |
1862 | return true; | |
54834960 EJ |
1863 | } |
1864 | ||
f0fd1a17 PS |
1865 | static int |
1866 | monitor_set_invalid_ttl_to_controller(struct vconn *vconn) | |
1867 | { | |
ad99e2ed | 1868 | struct ofputil_switch_config config; |
f0fd1a17 PS |
1869 | |
1870 | fetch_switch_config(vconn, &config); | |
ad99e2ed BP |
1871 | if (!config.invalid_ttl_to_controller) { |
1872 | config.invalid_ttl_to_controller = 1; | |
f0fd1a17 PS |
1873 | set_switch_config(vconn, &config); |
1874 | ||
1875 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
1876 | * has ill-defined error reporting for bad flags, so this is about the |
1877 | * best we can do. */ | |
f0fd1a17 | 1878 | fetch_switch_config(vconn, &config); |
ad99e2ed | 1879 | if (!config.invalid_ttl_to_controller) { |
f0fd1a17 | 1880 | ovs_fatal(0, "setting invalid_ttl_to_controller failed (this " |
ad99e2ed | 1881 | "switch probably doesn't support this flag)"); |
f0fd1a17 PS |
1882 | } |
1883 | } | |
1884 | return 0; | |
1885 | } | |
1886 | ||
96761f58 BP |
1887 | /* Converts hex digits in 'hex' to an OpenFlow message in '*msgp'. The |
1888 | * caller must free '*msgp'. On success, returns NULL. On failure, returns | |
1889 | * an error message and stores NULL in '*msgp'. */ | |
1890 | static const char * | |
1891 | openflow_from_hex(const char *hex, struct ofpbuf **msgp) | |
1892 | { | |
1893 | struct ofp_header *oh; | |
1894 | struct ofpbuf *msg; | |
1895 | ||
1896 | msg = ofpbuf_new(strlen(hex) / 2); | |
1897 | *msgp = NULL; | |
1898 | ||
1899 | if (ofpbuf_put_hex(msg, hex, NULL)[0] != '\0') { | |
1900 | ofpbuf_delete(msg); | |
1901 | return "Trailing garbage in hex data"; | |
1902 | } | |
1903 | ||
6fd6ed71 | 1904 | if (msg->size < sizeof(struct ofp_header)) { |
96761f58 BP |
1905 | ofpbuf_delete(msg); |
1906 | return "Message too short for OpenFlow"; | |
1907 | } | |
1908 | ||
6fd6ed71 PS |
1909 | oh = msg->data; |
1910 | if (msg->size != ntohs(oh->length)) { | |
96761f58 BP |
1911 | ofpbuf_delete(msg); |
1912 | return "Message size does not match length in OpenFlow header"; | |
1913 | } | |
1914 | ||
1915 | *msgp = msg; | |
1916 | return NULL; | |
1917 | } | |
1918 | ||
1919 | static void | |
1920 | ofctl_send(struct unixctl_conn *conn, int argc, | |
1921 | const char *argv[], void *vconn_) | |
1922 | { | |
1923 | struct vconn *vconn = vconn_; | |
1924 | struct ds reply; | |
1925 | bool ok; | |
1926 | int i; | |
1927 | ||
1928 | ok = true; | |
1929 | ds_init(&reply); | |
1930 | for (i = 1; i < argc; i++) { | |
1931 | const char *error_msg; | |
1932 | struct ofpbuf *msg; | |
1933 | int error; | |
1934 | ||
1935 | error_msg = openflow_from_hex(argv[i], &msg); | |
1936 | if (error_msg) { | |
1937 | ds_put_format(&reply, "%s\n", error_msg); | |
1938 | ok = false; | |
1939 | continue; | |
1940 | } | |
1941 | ||
1942 | fprintf(stderr, "send: "); | |
50f96b10 | 1943 | ofp_print(stderr, msg->data, msg->size, |
4bc938cc BP |
1944 | ports_to_show(vconn_get_name(vconn)), |
1945 | tables_to_show(vconn_get_name(vconn)), verbosity); | |
96761f58 BP |
1946 | |
1947 | error = vconn_send_block(vconn, msg); | |
1948 | if (error) { | |
1949 | ofpbuf_delete(msg); | |
10a89ef0 | 1950 | ds_put_format(&reply, "%s\n", ovs_strerror(error)); |
96761f58 BP |
1951 | ok = false; |
1952 | } else { | |
1953 | ds_put_cstr(&reply, "sent\n"); | |
1954 | } | |
1955 | } | |
bde9f75d EJ |
1956 | |
1957 | if (ok) { | |
1958 | unixctl_command_reply(conn, ds_cstr(&reply)); | |
1959 | } else { | |
1960 | unixctl_command_reply_error(conn, ds_cstr(&reply)); | |
1961 | } | |
96761f58 BP |
1962 | ds_destroy(&reply); |
1963 | } | |
1964 | ||
6dd3c787 JR |
1965 | static void |
1966 | unixctl_packet_out(struct unixctl_conn *conn, int OVS_UNUSED argc, | |
1967 | const char *argv[], void *vconn_) | |
1968 | { | |
1969 | struct vconn *vconn = vconn_; | |
1970 | enum ofputil_protocol protocol | |
1971 | = ofputil_protocol_from_ofp_version(vconn_get_version(vconn)); | |
1972 | struct ds reply = DS_EMPTY_INITIALIZER; | |
1973 | bool ok = true; | |
1974 | ||
1975 | enum ofputil_protocol usable_protocols; | |
1976 | struct ofputil_packet_out po; | |
1977 | char *error_msg; | |
1978 | ||
50f96b10 BP |
1979 | error_msg = parse_ofp_packet_out_str( |
1980 | &po, argv[1], ports_to_accept(vconn_get_name(vconn)), | |
4bc938cc | 1981 | tables_to_accept(vconn_get_name(vconn)), &usable_protocols); |
6dd3c787 JR |
1982 | if (error_msg) { |
1983 | ds_put_format(&reply, "%s\n", error_msg); | |
1984 | free(error_msg); | |
1985 | ok = false; | |
1986 | } | |
1987 | ||
1988 | if (ok && !(usable_protocols & protocol)) { | |
1989 | ds_put_format(&reply, "PACKET_OUT actions are incompatible with the OpenFlow connection.\n"); | |
1990 | ok = false; | |
1991 | } | |
1992 | ||
1993 | if (ok) { | |
1994 | struct ofpbuf *msg = ofputil_encode_packet_out(&po, protocol); | |
1995 | ||
50f96b10 | 1996 | ofp_print(stderr, msg->data, msg->size, |
4bc938cc BP |
1997 | ports_to_show(vconn_get_name(vconn)), |
1998 | tables_to_show(vconn_get_name(vconn)), verbosity); | |
6dd3c787 JR |
1999 | |
2000 | int error = vconn_send_block(vconn, msg); | |
2001 | if (error) { | |
2002 | ofpbuf_delete(msg); | |
2003 | ds_put_format(&reply, "%s\n", ovs_strerror(error)); | |
2004 | ok = false; | |
2005 | } | |
2006 | } | |
2007 | ||
2008 | if (ok) { | |
2009 | unixctl_command_reply(conn, ds_cstr(&reply)); | |
2010 | } else { | |
2011 | unixctl_command_reply_error(conn, ds_cstr(&reply)); | |
2012 | } | |
2013 | ds_destroy(&reply); | |
2014 | ||
2015 | if (!error_msg) { | |
2016 | free(CONST_CAST(void *, po.packet)); | |
2017 | free(po.ofpacts); | |
2018 | } | |
2019 | } | |
2020 | ||
bb638b9a BP |
2021 | struct barrier_aux { |
2022 | struct vconn *vconn; /* OpenFlow connection for sending barrier. */ | |
2023 | struct unixctl_conn *conn; /* Connection waiting for barrier response. */ | |
2024 | }; | |
2025 | ||
2026 | static void | |
2027 | ofctl_barrier(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
2028 | const char *argv[] OVS_UNUSED, void *aux_) | |
2029 | { | |
2030 | struct barrier_aux *aux = aux_; | |
2031 | struct ofpbuf *msg; | |
2032 | int error; | |
2033 | ||
2034 | if (aux->conn) { | |
bde9f75d | 2035 | unixctl_command_reply_error(conn, "already waiting for barrier reply"); |
bb638b9a BP |
2036 | return; |
2037 | } | |
2038 | ||
a0ae0b6e | 2039 | msg = ofputil_encode_barrier_request(vconn_get_version(aux->vconn)); |
bb638b9a BP |
2040 | error = vconn_send_block(aux->vconn, msg); |
2041 | if (error) { | |
2042 | ofpbuf_delete(msg); | |
10a89ef0 | 2043 | unixctl_command_reply_error(conn, ovs_strerror(error)); |
bb638b9a BP |
2044 | } else { |
2045 | aux->conn = conn; | |
2046 | } | |
2047 | } | |
2048 | ||
1e1d00a5 BP |
2049 | static void |
2050 | ofctl_set_output_file(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
2051 | const char *argv[], void *aux OVS_UNUSED) | |
2052 | { | |
2053 | int fd; | |
2054 | ||
2055 | fd = open(argv[1], O_CREAT | O_TRUNC | O_WRONLY, 0666); | |
2056 | if (fd < 0) { | |
10a89ef0 | 2057 | unixctl_command_reply_error(conn, ovs_strerror(errno)); |
1e1d00a5 BP |
2058 | return; |
2059 | } | |
2060 | ||
2061 | fflush(stderr); | |
2062 | dup2(fd, STDERR_FILENO); | |
2063 | close(fd); | |
bde9f75d | 2064 | unixctl_command_reply(conn, NULL); |
1e1d00a5 BP |
2065 | } |
2066 | ||
2b07c8b1 BP |
2067 | static void |
2068 | ofctl_block(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 2069 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 2070 | { |
4f8f2439 | 2071 | bool *blocked = blocked_; |
2b07c8b1 | 2072 | |
4f8f2439 BP |
2073 | if (!*blocked) { |
2074 | *blocked = true; | |
2075 | unixctl_command_reply(conn, NULL); | |
2076 | } else { | |
2b07c8b1 | 2077 | unixctl_command_reply(conn, "already blocking"); |
2b07c8b1 BP |
2078 | } |
2079 | } | |
2080 | ||
2081 | static void | |
2082 | ofctl_unblock(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 2083 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 2084 | { |
4f8f2439 | 2085 | bool *blocked = blocked_; |
2b07c8b1 | 2086 | |
4f8f2439 BP |
2087 | if (*blocked) { |
2088 | *blocked = false; | |
2b07c8b1 | 2089 | unixctl_command_reply(conn, NULL); |
4f8f2439 BP |
2090 | } else { |
2091 | unixctl_command_reply(conn, "already unblocked"); | |
2b07c8b1 BP |
2092 | } |
2093 | } | |
2094 | ||
140f36ba | 2095 | /* Prints to stderr all of the messages received on 'vconn'. |
05f453a8 BP |
2096 | * |
2097 | * Iff 'reply_to_echo_requests' is true, sends a reply to any echo request | |
77ab5fd2 BP |
2098 | * received on 'vconn'. |
2099 | * | |
2100 | * If 'resume_continuations' is true, sends an NXT_RESUME in reply to any | |
2101 | * NXT_PACKET_IN2 that includes a continuation. */ | |
064af421 | 2102 | static void |
77ab5fd2 BP |
2103 | monitor_vconn(struct vconn *vconn, bool reply_to_echo_requests, |
2104 | bool resume_continuations) | |
0caf6bde | 2105 | { |
bb638b9a | 2106 | struct barrier_aux barrier_aux = { vconn, NULL }; |
1eb85ef5 EJ |
2107 | struct unixctl_server *server; |
2108 | bool exiting = false; | |
4f8f2439 | 2109 | bool blocked = false; |
7d0c5973 | 2110 | int error; |
1eb85ef5 | 2111 | |
7d0c5973 | 2112 | daemon_save_fd(STDERR_FILENO); |
e91b927d | 2113 | daemonize_start(false); |
19945013 | 2114 | error = unixctl_server_create(unixctl_path, &server); |
1eb85ef5 EJ |
2115 | if (error) { |
2116 | ovs_fatal(error, "failed to create unixctl server"); | |
2117 | } | |
2118 | unixctl_command_register("exit", "", 0, 0, ofctl_exit, &exiting); | |
96761f58 BP |
2119 | unixctl_command_register("ofctl/send", "OFMSG...", 1, INT_MAX, |
2120 | ofctl_send, vconn); | |
6dd3c787 JR |
2121 | unixctl_command_register("ofctl/packet-out", "\"in_port=<port> packet=<hex data> actions=...\"", 1, 1, |
2122 | unixctl_packet_out, vconn); | |
bb638b9a BP |
2123 | unixctl_command_register("ofctl/barrier", "", 0, 0, |
2124 | ofctl_barrier, &barrier_aux); | |
1e1d00a5 BP |
2125 | unixctl_command_register("ofctl/set-output-file", "FILE", 1, 1, |
2126 | ofctl_set_output_file, NULL); | |
2b07c8b1 | 2127 | |
4f8f2439 BP |
2128 | unixctl_command_register("ofctl/block", "", 0, 0, ofctl_block, &blocked); |
2129 | unixctl_command_register("ofctl/unblock", "", 0, 0, ofctl_unblock, | |
2130 | &blocked); | |
2b07c8b1 | 2131 | |
1eb85ef5 EJ |
2132 | daemonize_complete(); |
2133 | ||
77ab5fd2 BP |
2134 | enum ofp_version version = vconn_get_version(vconn); |
2135 | enum ofputil_protocol protocol | |
2136 | = ofputil_protocol_from_ofp_version(version); | |
2137 | ||
0caf6bde BP |
2138 | for (;;) { |
2139 | struct ofpbuf *b; | |
1eb85ef5 EJ |
2140 | int retval; |
2141 | ||
2142 | unixctl_server_run(server); | |
982697a4 | 2143 | |
4f8f2439 | 2144 | while (!blocked) { |
982697a4 | 2145 | enum ofptype type; |
bb638b9a | 2146 | |
1eb85ef5 EJ |
2147 | retval = vconn_recv(vconn, &b); |
2148 | if (retval == EAGAIN) { | |
2149 | break; | |
2150 | } | |
1eb85ef5 | 2151 | run(retval, "vconn_recv"); |
31c6fcd7 | 2152 | |
0c9560b7 | 2153 | if (timestamp) { |
2b31d8e7 PI |
2154 | char *s = xastrftime_msec("%Y-%m-%d %H:%M:%S.###: ", |
2155 | time_wall_msec(), true); | |
0c9560b7 | 2156 | fputs(s, stderr); |
3e78870d | 2157 | free(s); |
0c9560b7 | 2158 | } |
31c6fcd7 | 2159 | |
6fd6ed71 | 2160 | ofptype_decode(&type, b->data); |
50f96b10 | 2161 | ofp_print(stderr, b->data, b->size, |
4bc938cc BP |
2162 | ports_to_show(vconn_get_name(vconn)), |
2163 | tables_to_show(vconn_get_name(vconn)), verbosity + 2); | |
eafa7af8 | 2164 | fflush(stderr); |
bb638b9a | 2165 | |
05f453a8 BP |
2166 | switch ((int) type) { |
2167 | case OFPTYPE_BARRIER_REPLY: | |
2168 | if (barrier_aux.conn) { | |
2169 | unixctl_command_reply(barrier_aux.conn, NULL); | |
2170 | barrier_aux.conn = NULL; | |
2171 | } | |
2172 | break; | |
2173 | ||
2174 | case OFPTYPE_ECHO_REQUEST: | |
2175 | if (reply_to_echo_requests) { | |
2176 | struct ofpbuf *reply; | |
2177 | ||
d9cea8f5 | 2178 | reply = ofputil_encode_echo_reply(b->data); |
05f453a8 BP |
2179 | retval = vconn_send_block(vconn, reply); |
2180 | if (retval) { | |
2181 | ovs_fatal(retval, "failed to send echo reply"); | |
2182 | } | |
2183 | } | |
2184 | break; | |
77ab5fd2 BP |
2185 | |
2186 | case OFPTYPE_PACKET_IN: | |
2187 | if (resume_continuations) { | |
2188 | struct ofputil_packet_in pin; | |
2189 | struct ofpbuf continuation; | |
2190 | ||
3cddeff0 YHW |
2191 | error = ofputil_decode_packet_in(b->data, true, NULL, NULL, |
2192 | &pin, NULL, NULL, | |
77ab5fd2 BP |
2193 | &continuation); |
2194 | if (error) { | |
2195 | fprintf(stderr, "decoding packet-in failed: %s", | |
2196 | ofperr_to_string(error)); | |
2197 | } else if (continuation.size) { | |
2198 | struct ofpbuf *reply; | |
2199 | ||
2200 | reply = ofputil_encode_resume(&pin, &continuation, | |
2201 | protocol); | |
2202 | ||
2203 | fprintf(stderr, "send: "); | |
2204 | ofp_print(stderr, reply->data, reply->size, | |
50f96b10 | 2205 | ports_to_show(vconn_get_name(vconn)), |
4bc938cc | 2206 | tables_to_show(vconn_get_name(vconn)), |
77ab5fd2 BP |
2207 | verbosity + 2); |
2208 | fflush(stderr); | |
2209 | ||
2210 | retval = vconn_send_block(vconn, reply); | |
2211 | if (retval) { | |
2212 | ovs_fatal(retval, "failed to send NXT_RESUME"); | |
2213 | } | |
2214 | } | |
2215 | } | |
2216 | break; | |
bb638b9a | 2217 | } |
05f453a8 | 2218 | ofpbuf_delete(b); |
1eb85ef5 EJ |
2219 | } |
2220 | ||
2221 | if (exiting) { | |
2222 | break; | |
2223 | } | |
2224 | ||
2225 | vconn_run(vconn); | |
2226 | vconn_run_wait(vconn); | |
4f8f2439 BP |
2227 | if (!blocked) { |
2228 | vconn_recv_wait(vconn); | |
2229 | } | |
1eb85ef5 EJ |
2230 | unixctl_server_wait(server); |
2231 | poll_block(); | |
0caf6bde | 2232 | } |
828c72d0 BP |
2233 | vconn_close(vconn); |
2234 | unixctl_server_destroy(server); | |
0caf6bde BP |
2235 | } |
2236 | ||
2237 | static void | |
1636c761 | 2238 | ofctl_monitor(struct ovs_cmdl_context *ctx) |
064af421 BP |
2239 | { |
2240 | struct vconn *vconn; | |
2b07c8b1 | 2241 | int i; |
db0b6c29 | 2242 | enum ofputil_protocol usable_protocols; |
064af421 | 2243 | |
ad99e2ed BP |
2244 | /* If the user wants the invalid_ttl_to_controller feature, limit the |
2245 | * OpenFlow versions to those that support that feature. (Support in | |
2246 | * OpenFlow 1.0 is an Open vSwitch extension.) */ | |
2247 | for (i = 2; i < ctx->argc; i++) { | |
2248 | if (!strcmp(ctx->argv[i], "invalid_ttl")) { | |
2249 | uint32_t usable_versions = ((1u << OFP10_VERSION) | | |
2250 | (1u << OFP11_VERSION) | | |
2251 | (1u << OFP12_VERSION)); | |
2252 | uint32_t allowed_versions = get_allowed_ofp_versions(); | |
2253 | if (!(allowed_versions & usable_versions)) { | |
2254 | struct ds versions = DS_EMPTY_INITIALIZER; | |
2255 | ofputil_format_version_bitmap_names(&versions, | |
2256 | usable_versions); | |
2257 | ovs_fatal(0, "invalid_ttl requires one of the OpenFlow " | |
2258 | "versions %s but none is enabled (use -O)", | |
2259 | ds_cstr(&versions)); | |
2260 | } | |
2261 | mask_allowed_ofp_versions(usable_versions); | |
2262 | break; | |
2263 | } | |
2264 | } | |
2265 | ||
1636c761 | 2266 | open_vconn(ctx->argv[1], &vconn); |
77ab5fd2 | 2267 | bool resume_continuations = false; |
1636c761 RB |
2268 | for (i = 2; i < ctx->argc; i++) { |
2269 | const char *arg = ctx->argv[i]; | |
064af421 | 2270 | |
2b07c8b1 | 2271 | if (isdigit((unsigned char) *arg)) { |
ad99e2ed | 2272 | struct ofputil_switch_config config; |
2b07c8b1 BP |
2273 | |
2274 | fetch_switch_config(vconn, &config); | |
ad99e2ed | 2275 | config.miss_send_len = atoi(arg); |
2b07c8b1 BP |
2276 | set_switch_config(vconn, &config); |
2277 | } else if (!strcmp(arg, "invalid_ttl")) { | |
f0fd1a17 | 2278 | monitor_set_invalid_ttl_to_controller(vconn); |
2b07c8b1 BP |
2279 | } else if (!strncmp(arg, "watch:", 6)) { |
2280 | struct ofputil_flow_monitor_request fmr; | |
2281 | struct ofpbuf *msg; | |
bdda5aca | 2282 | char *error; |
2b07c8b1 | 2283 | |
db0b6c29 | 2284 | error = parse_flow_monitor_request(&fmr, arg + 6, |
50f96b10 | 2285 | ports_to_accept(ctx->argv[1]), |
4bc938cc | 2286 | tables_to_accept(ctx->argv[1]), |
db0b6c29 | 2287 | &usable_protocols); |
bdda5aca BP |
2288 | if (error) { |
2289 | ovs_fatal(0, "%s", error); | |
2290 | } | |
2b07c8b1 BP |
2291 | |
2292 | msg = ofpbuf_new(0); | |
2293 | ofputil_append_flow_monitor_request(&fmr, msg); | |
182b2eef | 2294 | dump_transaction(vconn, msg); |
eafa7af8 | 2295 | fflush(stdout); |
77ab5fd2 BP |
2296 | } else if (!strcmp(arg, "resume")) { |
2297 | /* This option is intentionally undocumented because it is meant | |
2298 | * only for testing. */ | |
2299 | resume_continuations = true; | |
2300 | ||
2301 | /* Set miss_send_len to ensure that we get packet-ins. */ | |
2302 | struct ofputil_switch_config config; | |
2303 | fetch_switch_config(vconn, &config); | |
2304 | config.miss_send_len = UINT16_MAX; | |
2305 | set_switch_config(vconn, &config); | |
2b07c8b1 BP |
2306 | } else { |
2307 | ovs_fatal(0, "%s: unsupported \"monitor\" argument", arg); | |
f0fd1a17 PS |
2308 | } |
2309 | } | |
2b07c8b1 | 2310 | |
ca8526e0 | 2311 | if (preferred_packet_in_format >= 0) { |
6409e008 BP |
2312 | /* A particular packet-in format was requested, so we must set it. */ |
2313 | set_packet_in_format(vconn, preferred_packet_in_format, true); | |
ca8526e0 | 2314 | } else { |
6409e008 | 2315 | /* Otherwise, we always prefer NXT_PACKET_IN2. */ |
d8790c08 | 2316 | if (!set_packet_in_format(vconn, OFPUTIL_PACKET_IN_NXT2, false)) { |
6409e008 BP |
2317 | /* We can't get NXT_PACKET_IN2. For OpenFlow 1.0 only, request |
2318 | * NXT_PACKET_IN. (Before 2.6, Open vSwitch will accept a request | |
2319 | * for NXT_PACKET_IN with OF1.1+, but even after that it still | |
2320 | * sends packet-ins in the OpenFlow native format.) */ | |
2321 | if (vconn_get_version(vconn) == OFP10_VERSION) { | |
d8790c08 | 2322 | set_packet_in_format(vconn, OFPUTIL_PACKET_IN_NXT, false); |
f02b12c4 | 2323 | } |
ca8526e0 BP |
2324 | } |
2325 | } | |
2326 | ||
77ab5fd2 | 2327 | monitor_vconn(vconn, true, resume_continuations); |
0caf6bde BP |
2328 | } |
2329 | ||
2330 | static void | |
1636c761 | 2331 | ofctl_snoop(struct ovs_cmdl_context *ctx) |
0caf6bde BP |
2332 | { |
2333 | struct vconn *vconn; | |
2334 | ||
ac4285f4 AV |
2335 | /* We can't use the snoop vconn to send table features request or port |
2336 | * description request messages to show names, because ovs-vswitchd will | |
2337 | * not respond to these messages on snoop vconn. */ | |
2338 | use_names = 0; | |
2339 | ||
1636c761 | 2340 | open_vconn__(ctx->argv[1], SNOOP, &vconn); |
77ab5fd2 | 2341 | monitor_vconn(vconn, false, false); |
064af421 BP |
2342 | } |
2343 | ||
2344 | static void | |
1636c761 | 2345 | ofctl_dump_ports(struct ovs_cmdl_context *ctx) |
064af421 | 2346 | { |
abaad8cf | 2347 | struct ofpbuf *request; |
53514387 | 2348 | struct vconn *vconn; |
4e022ec0 | 2349 | ofp_port_t port; |
abaad8cf | 2350 | |
1636c761 RB |
2351 | open_vconn(ctx->argv[1], &vconn); |
2352 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
f8e4867e | 2353 | request = ofputil_encode_dump_ports_request(vconn_get_version(vconn), port); |
182b2eef | 2354 | dump_transaction(vconn, request); |
53514387 | 2355 | vconn_close(vconn); |
064af421 BP |
2356 | } |
2357 | ||
2be393ed | 2358 | static void |
1636c761 | 2359 | ofctl_dump_ports_desc(struct ovs_cmdl_context *ctx) |
2be393ed | 2360 | { |
70ae4f93 BP |
2361 | struct ofpbuf *request; |
2362 | struct vconn *vconn; | |
2363 | ofp_port_t port; | |
2364 | ||
1636c761 RB |
2365 | open_vconn(ctx->argv[1], &vconn); |
2366 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
70ae4f93 BP |
2367 | request = ofputil_encode_port_desc_stats_request(vconn_get_version(vconn), |
2368 | port); | |
182b2eef | 2369 | dump_transaction(vconn, request); |
70ae4f93 | 2370 | vconn_close(vconn); |
2be393ed JP |
2371 | } |
2372 | ||
064af421 | 2373 | static void |
1636c761 | 2374 | ofctl_probe(struct ovs_cmdl_context *ctx) |
064af421 BP |
2375 | { |
2376 | struct ofpbuf *request; | |
2377 | struct vconn *vconn; | |
2378 | struct ofpbuf *reply; | |
2379 | ||
1636c761 | 2380 | open_vconn(ctx->argv[1], &vconn); |
d9cea8f5 | 2381 | request = ofputil_encode_echo_request(vconn_get_version(vconn)); |
1636c761 | 2382 | run(vconn_transact(vconn, request, &reply), "talking to %s", ctx->argv[1]); |
6fd6ed71 | 2383 | if (reply->size != sizeof(struct ofp_header)) { |
064af421 BP |
2384 | ovs_fatal(0, "reply does not match request"); |
2385 | } | |
2386 | ofpbuf_delete(reply); | |
2387 | vconn_close(vconn); | |
2388 | } | |
2389 | ||
0c3d5fc8 | 2390 | static void |
1636c761 | 2391 | ofctl_packet_out(struct ovs_cmdl_context *ctx) |
0c3d5fc8 | 2392 | { |
6dd3c787 | 2393 | enum ofputil_protocol usable_protocols; |
de0f3156 | 2394 | enum ofputil_protocol protocol; |
0c3d5fc8 | 2395 | struct ofputil_packet_out po; |
0c3d5fc8 | 2396 | struct vconn *vconn; |
6dd3c787 | 2397 | struct ofpbuf *opo; |
bdda5aca | 2398 | char *error; |
0c3d5fc8 | 2399 | |
35eb6326 | 2400 | match_init_catchall(&po.flow_metadata); |
6dd3c787 JR |
2401 | /* Use the old syntax when more than 4 arguments are given. */ |
2402 | if (ctx->argc > 4) { | |
2403 | struct ofpbuf ofpacts; | |
2404 | int i; | |
0c3d5fc8 | 2405 | |
6dd3c787 | 2406 | ofpbuf_init(&ofpacts, 64); |
efefbcae BP |
2407 | struct ofpact_parse_params pp = { |
2408 | .port_map = ports_to_accept(ctx->argv[1]), | |
4bc938cc | 2409 | .table_map = tables_to_accept(ctx->argv[1]), |
efefbcae BP |
2410 | .ofpacts = &ofpacts, |
2411 | .usable_protocols = &usable_protocols | |
2412 | }; | |
2413 | error = ofpacts_parse_actions(ctx->argv[3], &pp); | |
6dd3c787 JR |
2414 | if (error) { |
2415 | ovs_fatal(0, "%s", error); | |
2416 | } | |
0c3d5fc8 | 2417 | |
6dd3c787 | 2418 | po.buffer_id = UINT32_MAX; |
35eb6326 YHW |
2419 | match_set_in_port(&po.flow_metadata, |
2420 | str_to_port_no(ctx->argv[1], ctx->argv[2])); | |
6dd3c787 JR |
2421 | po.ofpacts = ofpacts.data; |
2422 | po.ofpacts_len = ofpacts.size; | |
cb1145d1 | 2423 | po.flow_metadata.flow.packet_type = htonl(PT_ETH); |
0c3d5fc8 | 2424 | |
6dd3c787 JR |
2425 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, |
2426 | usable_protocols); | |
2427 | for (i = 4; i < ctx->argc; i++) { | |
2428 | struct dp_packet *packet; | |
2429 | const char *error_msg; | |
2430 | ||
2431 | error_msg = eth_from_hex(ctx->argv[i], &packet); | |
2432 | if (error_msg) { | |
2433 | ovs_fatal(0, "%s", error_msg); | |
2434 | } | |
0c3d5fc8 | 2435 | |
6dd3c787 JR |
2436 | po.packet = dp_packet_data(packet); |
2437 | po.packet_len = dp_packet_size(packet); | |
2438 | opo = ofputil_encode_packet_out(&po, protocol); | |
2439 | transact_noreply(vconn, opo); | |
2440 | dp_packet_delete(packet); | |
2441 | } | |
2442 | vconn_close(vconn); | |
2443 | ofpbuf_uninit(&ofpacts); | |
2444 | } else if (ctx->argc == 3) { | |
50f96b10 BP |
2445 | error = parse_ofp_packet_out_str(&po, ctx->argv[2], |
2446 | ports_to_accept(ctx->argv[1]), | |
4bc938cc | 2447 | tables_to_accept(ctx->argv[1]), |
50f96b10 | 2448 | &usable_protocols); |
6dd3c787 JR |
2449 | if (error) { |
2450 | ovs_fatal(0, "%s", error); | |
2451 | } | |
2452 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, | |
2453 | usable_protocols); | |
de0f3156 | 2454 | opo = ofputil_encode_packet_out(&po, protocol); |
0c3d5fc8 | 2455 | transact_noreply(vconn, opo); |
5a329e85 | 2456 | vconn_close(vconn); |
6dd3c787 JR |
2457 | free(CONST_CAST(void *, po.packet)); |
2458 | free(po.ofpacts); | |
2459 | } else { | |
2460 | ovs_fatal(0, "Too many arguments (%d)", ctx->argc); | |
0c3d5fc8 | 2461 | } |
0c3d5fc8 BP |
2462 | } |
2463 | ||
064af421 | 2464 | static void |
1636c761 | 2465 | ofctl_mod_port(struct ovs_cmdl_context *ctx) |
064af421 | 2466 | { |
28124950 BP |
2467 | struct ofp_config_flag { |
2468 | const char *name; /* The flag's name. */ | |
2469 | enum ofputil_port_config bit; /* Bit to turn on or off. */ | |
2470 | bool on; /* Value to set the bit to. */ | |
2471 | }; | |
2472 | static const struct ofp_config_flag flags[] = { | |
2473 | { "up", OFPUTIL_PC_PORT_DOWN, false }, | |
2474 | { "down", OFPUTIL_PC_PORT_DOWN, true }, | |
2475 | { "stp", OFPUTIL_PC_NO_STP, false }, | |
2476 | { "receive", OFPUTIL_PC_NO_RECV, false }, | |
2477 | { "receive-stp", OFPUTIL_PC_NO_RECV_STP, false }, | |
2478 | { "flood", OFPUTIL_PC_NO_FLOOD, false }, | |
2479 | { "forward", OFPUTIL_PC_NO_FWD, false }, | |
2480 | { "packet-in", OFPUTIL_PC_NO_PACKET_IN, false }, | |
2481 | }; | |
2482 | ||
2483 | const struct ofp_config_flag *flag; | |
9e1fd49b BP |
2484 | enum ofputil_protocol protocol; |
2485 | struct ofputil_port_mod pm; | |
2486 | struct ofputil_phy_port pp; | |
064af421 | 2487 | struct vconn *vconn; |
28124950 BP |
2488 | const char *command; |
2489 | bool not; | |
064af421 | 2490 | |
1636c761 | 2491 | fetch_ofputil_phy_port(ctx->argv[1], ctx->argv[2], &pp); |
064af421 | 2492 | |
9e1fd49b | 2493 | pm.port_no = pp.port_no; |
74ff3298 | 2494 | pm.hw_addr = pp.hw_addr; |
9e1fd49b BP |
2495 | pm.config = 0; |
2496 | pm.mask = 0; | |
2497 | pm.advertise = 0; | |
064af421 | 2498 | |
1636c761 RB |
2499 | if (!strncasecmp(ctx->argv[3], "no-", 3)) { |
2500 | command = ctx->argv[3] + 3; | |
28124950 | 2501 | not = true; |
1636c761 RB |
2502 | } else if (!strncasecmp(ctx->argv[3], "no", 2)) { |
2503 | command = ctx->argv[3] + 2; | |
28124950 | 2504 | not = true; |
064af421 | 2505 | } else { |
1636c761 | 2506 | command = ctx->argv[3]; |
28124950 BP |
2507 | not = false; |
2508 | } | |
2509 | for (flag = flags; flag < &flags[ARRAY_SIZE(flags)]; flag++) { | |
2510 | if (!strcasecmp(command, flag->name)) { | |
2511 | pm.mask = flag->bit; | |
2512 | pm.config = flag->on ^ not ? flag->bit : 0; | |
2513 | goto found; | |
2514 | } | |
064af421 | 2515 | } |
1636c761 | 2516 | ovs_fatal(0, "unknown mod-port command '%s'", ctx->argv[3]); |
064af421 | 2517 | |
28124950 | 2518 | found: |
1636c761 | 2519 | protocol = open_vconn(ctx->argv[1], &vconn); |
9e1fd49b | 2520 | transact_noreply(vconn, ofputil_encode_port_mod(&pm, protocol)); |
064af421 BP |
2521 | vconn_close(vconn); |
2522 | } | |
2523 | ||
de7d3c07 SJ |
2524 | /* This function uses OFPMP14_TABLE_DESC request to get the current |
2525 | * table configuration from switch. The function then modifies | |
2526 | * only that table-config property, which has been requested. */ | |
2527 | static void | |
2528 | fetch_table_desc(struct vconn *vconn, struct ofputil_table_mod *tm, | |
2529 | struct ofputil_table_desc *td) | |
2530 | { | |
2531 | struct ofpbuf *request; | |
2532 | ovs_be32 send_xid; | |
2533 | bool done = false; | |
2534 | bool found = false; | |
2535 | ||
2536 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
2537 | send_xid = ((struct ofp_header *) request->data)->xid; | |
2538 | send_openflow_buffer(vconn, request); | |
2539 | while (!done) { | |
2540 | ovs_be32 recv_xid; | |
2541 | struct ofpbuf *reply; | |
2542 | ||
2543 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
2544 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
2545 | if (send_xid == recv_xid) { | |
2546 | struct ofp_header *oh = reply->data; | |
0a2869d5 | 2547 | struct ofpbuf b = ofpbuf_const_initializer(oh, ntohs(oh->length)); |
de7d3c07 | 2548 | |
0a2869d5 | 2549 | enum ofptype type; |
de7d3c07 SJ |
2550 | if (ofptype_pull(&type, &b) |
2551 | || type != OFPTYPE_TABLE_DESC_REPLY) { | |
2552 | ovs_fatal(0, "received bad reply: %s", | |
4bc938cc | 2553 | ofp_to_string(reply->data, reply->size, NULL, NULL, |
de7d3c07 SJ |
2554 | verbosity + 1)); |
2555 | } | |
0a2869d5 | 2556 | uint16_t flags = ofpmp_flags(oh); |
de7d3c07 SJ |
2557 | done = !(flags & OFPSF_REPLY_MORE); |
2558 | if (found) { | |
2559 | /* We've already found the table desc consisting of current | |
2560 | * table configuration, but we need to drain the queue of | |
2561 | * any other replies for this request. */ | |
2562 | continue; | |
2563 | } | |
2564 | while (!ofputil_decode_table_desc(&b, td, oh->version)) { | |
2565 | if (td->table_id == tm->table_id) { | |
2566 | found = true; | |
2567 | break; | |
2568 | } | |
2569 | } | |
2570 | } else { | |
2571 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
2572 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
2573 | } | |
2574 | ofpbuf_delete(reply); | |
2575 | } | |
2576 | if (tm->eviction != OFPUTIL_TABLE_EVICTION_DEFAULT) { | |
2577 | tm->vacancy = td->vacancy; | |
2578 | tm->table_vacancy.vacancy_down = td->table_vacancy.vacancy_down; | |
2579 | tm->table_vacancy.vacancy_up = td->table_vacancy.vacancy_up; | |
2580 | } else if (tm->vacancy != OFPUTIL_TABLE_VACANCY_DEFAULT) { | |
2581 | tm->eviction = td->eviction; | |
2582 | tm->eviction_flags = td->eviction_flags; | |
2583 | } | |
2584 | } | |
2585 | ||
4e413ac8 BP |
2586 | static void |
2587 | change_table_name(struct vconn *vconn, uint8_t table_id, const char *new_name) | |
2588 | { | |
2589 | /* Get all tables' features and properties. */ | |
2590 | struct table { | |
2591 | struct ofputil_table_features tf; | |
2592 | struct ofpbuf *raw_properties; | |
2593 | } *tables[256]; | |
2594 | memset(tables, 0, sizeof tables); | |
2595 | ||
2596 | struct table_iterator ti; | |
2597 | table_iterator_init(&ti, vconn); | |
2598 | while (table_iterator_next(&ti)) { | |
2599 | struct table *t = tables[ti.features.table_id] = xmalloc(sizeof *t); | |
2600 | t->tf = ti.features; | |
2601 | t->raw_properties = ofpbuf_clone(&ti.raw_properties); | |
2602 | } | |
2603 | table_iterator_destroy(&ti); | |
2604 | ||
2605 | /* Change the name for table 'table_id'. */ | |
2606 | struct table *t = tables[table_id]; | |
2607 | if (!t) { | |
2608 | ovs_fatal(0, "switch does not have table %"PRIu8, table_id); | |
2609 | } | |
2610 | ovs_strlcpy(t->tf.name, new_name, OFP_MAX_TABLE_NAME_LEN); | |
2611 | ||
2612 | /* Compose the transaction. */ | |
2613 | enum ofp_version version = vconn_get_version(vconn); | |
2614 | struct ovs_list requests = OVS_LIST_INITIALIZER(&requests); | |
2615 | struct ofpbuf *tfr = ofputil_encode_table_features_request(version); | |
2616 | ovs_list_push_back(&requests, &tfr->list_node); | |
2617 | if (version >= OFP15_VERSION) { | |
2618 | /* For OpenFlow 1.5, we can use a single OFPTFC15_MODIFY without any | |
2619 | * properties. */ | |
2620 | t->tf.command = OFPTFC15_MODIFY; | |
2621 | t->tf.any_properties = false; | |
2622 | ofputil_append_table_features(&t->tf, NULL, &requests); | |
2623 | } else { | |
2624 | /* For OpenFlow 1.3 and 1.4, we have to regurgitate all of the tables | |
2625 | * and their properties. */ | |
2626 | for (size_t i = 0; i < 256; i++) { | |
2627 | if (tables[i]) { | |
2628 | ofputil_append_table_features(&tables[i]->tf, | |
2629 | tables[i]->raw_properties, | |
2630 | &requests); | |
2631 | } | |
2632 | } | |
2633 | } | |
2634 | ||
2635 | /* Transact. | |
2636 | * | |
2637 | * The reply repeats the entire new configuration of the tables, so we | |
2638 | * don't bother printing it unless there's an error. */ | |
2639 | struct ovs_list replies; | |
2640 | struct ofpbuf *reply; | |
2641 | vconn_transact_multipart(vconn, &requests, &replies); | |
2642 | LIST_FOR_EACH (reply, list_node, &replies) { | |
2643 | enum ofptype type; | |
2644 | enum ofperr error = ofptype_decode(&type, reply->data); | |
2645 | if (error) { | |
2646 | ovs_fatal(0, "decode error: %s", ofperr_get_name(error)); | |
2647 | } else if (type == OFPTYPE_ERROR) { | |
2648 | ofp_print(stderr, reply->data, reply->size, NULL, NULL, | |
2649 | verbosity + 1); | |
2650 | exit(1); | |
2651 | } | |
2652 | } | |
2653 | ofpbuf_list_delete(&replies); | |
2654 | ||
2655 | /* Clean up. */ | |
2656 | for (size_t i = 0; i < ARRAY_SIZE(tables); i++) { | |
2657 | if (tables[i]) { | |
2658 | ofpbuf_delete(tables[i]->raw_properties); | |
2659 | free(tables[i]); | |
2660 | } | |
2661 | } | |
2662 | } | |
2663 | ||
918f2b82 | 2664 | static void |
1636c761 | 2665 | ofctl_mod_table(struct ovs_cmdl_context *ctx) |
918f2b82 | 2666 | { |
82c22d34 | 2667 | uint32_t usable_versions; |
918f2b82 | 2668 | struct ofputil_table_mod tm; |
4e413ac8 | 2669 | const char *name; |
918f2b82 AZ |
2670 | struct vconn *vconn; |
2671 | char *error; | |
de7d3c07 | 2672 | int i; |
918f2b82 | 2673 | |
4e413ac8 | 2674 | error = parse_ofp_table_mod(&tm, &name, ctx->argv[2], ctx->argv[3], |
4bc938cc | 2675 | tables_to_accept(ctx->argv[1]), |
82c22d34 | 2676 | &usable_versions); |
918f2b82 AZ |
2677 | if (error) { |
2678 | ovs_fatal(0, "%s", error); | |
2679 | } | |
2680 | ||
82c22d34 BP |
2681 | uint32_t allowed_versions = get_allowed_ofp_versions(); |
2682 | if (!(allowed_versions & usable_versions)) { | |
2683 | struct ds versions = DS_EMPTY_INITIALIZER; | |
de7d3c07 | 2684 | ofputil_format_version_bitmap_names(&versions, usable_versions); |
82c22d34 | 2685 | ovs_fatal(0, "table_mod '%s' requires one of the OpenFlow " |
de7d3c07 | 2686 | "versions %s", |
82c22d34 | 2687 | ctx->argv[3], ds_cstr(&versions)); |
918f2b82 | 2688 | } |
82c22d34 | 2689 | mask_allowed_ofp_versions(usable_versions); |
82c22d34 | 2690 | enum ofputil_protocol protocol = open_vconn(ctx->argv[1], &vconn); |
de7d3c07 | 2691 | |
4e413ac8 BP |
2692 | if (name) { |
2693 | change_table_name(vconn, tm.table_id, name); | |
2694 | } else { | |
2695 | /* For OpenFlow 1.4+, ovs-ofctl mod-table should not affect | |
2696 | * table-config properties that the user didn't ask to change, so it is | |
2697 | * necessary to restore the current configuration of table-config | |
2698 | * parameters using OFPMP14_TABLE_DESC request. */ | |
2699 | if (allowed_versions & ((1u << OFP14_VERSION) | | |
29718ad4 | 2700 | (1u << OFP15_VERSION))) { |
4e413ac8 BP |
2701 | struct ofputil_table_desc td; |
2702 | ||
2703 | if (tm.table_id == OFPTT_ALL) { | |
2704 | for (i = 0; i < OFPTT_MAX; i++) { | |
2705 | tm.table_id = i; | |
2706 | fetch_table_desc(vconn, &tm, &td); | |
2707 | transact_noreply(vconn, | |
2708 | ofputil_encode_table_mod(&tm, protocol)); | |
2709 | } | |
2710 | } else { | |
de7d3c07 | 2711 | fetch_table_desc(vconn, &tm, &td); |
4e413ac8 BP |
2712 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, |
2713 | protocol)); | |
de7d3c07 SJ |
2714 | } |
2715 | } else { | |
de7d3c07 SJ |
2716 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, protocol)); |
2717 | } | |
de7d3c07 | 2718 | } |
918f2b82 AZ |
2719 | vconn_close(vconn); |
2720 | } | |
2721 | ||
7257b535 | 2722 | static void |
1636c761 | 2723 | ofctl_get_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2724 | { |
ad99e2ed | 2725 | struct ofputil_switch_config config; |
7257b535 BP |
2726 | struct vconn *vconn; |
2727 | ||
1636c761 | 2728 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2729 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2730 | puts(ofputil_frag_handling_to_string(config.frag)); |
7257b535 BP |
2731 | vconn_close(vconn); |
2732 | } | |
2733 | ||
2734 | static void | |
1636c761 | 2735 | ofctl_set_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2736 | { |
ad99e2ed BP |
2737 | struct ofputil_switch_config config; |
2738 | enum ofputil_frag_handling frag; | |
7257b535 | 2739 | struct vconn *vconn; |
7257b535 | 2740 | |
ad99e2ed | 2741 | if (!ofputil_frag_handling_from_string(ctx->argv[2], &frag)) { |
1636c761 | 2742 | ovs_fatal(0, "%s: unknown fragment handling mode", ctx->argv[2]); |
7257b535 BP |
2743 | } |
2744 | ||
1636c761 | 2745 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2746 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2747 | if (frag != config.frag) { |
7257b535 | 2748 | /* Set the configuration. */ |
ad99e2ed | 2749 | config.frag = frag; |
7257b535 BP |
2750 | set_switch_config(vconn, &config); |
2751 | ||
2752 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
2753 | * has ill-defined error reporting for bad flags, so this is about the |
2754 | * best we can do. */ | |
7257b535 | 2755 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2756 | if (frag != config.frag) { |
7257b535 BP |
2757 | ovs_fatal(0, "%s: setting fragment handling mode failed (this " |
2758 | "switch probably doesn't support mode \"%s\")", | |
ad99e2ed | 2759 | ctx->argv[1], ofputil_frag_handling_to_string(frag)); |
7257b535 BP |
2760 | } |
2761 | } | |
2762 | vconn_close(vconn); | |
2763 | } | |
2764 | ||
1ac0e975 | 2765 | static void |
1636c761 | 2766 | ofctl_ofp_parse(struct ovs_cmdl_context *ctx) |
1ac0e975 | 2767 | { |
1636c761 | 2768 | const char *filename = ctx->argv[1]; |
1ac0e975 BP |
2769 | struct ofpbuf b; |
2770 | FILE *file; | |
2771 | ||
2772 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
2773 | if (file == NULL) { | |
2774 | ovs_fatal(errno, "%s: open", filename); | |
2775 | } | |
2776 | ||
2777 | ofpbuf_init(&b, 65536); | |
2778 | for (;;) { | |
2779 | struct ofp_header *oh; | |
2780 | size_t length, tail_len; | |
2781 | void *tail; | |
2782 | size_t n; | |
2783 | ||
2784 | ofpbuf_clear(&b); | |
2785 | oh = ofpbuf_put_uninit(&b, sizeof *oh); | |
2786 | n = fread(oh, 1, sizeof *oh, file); | |
2787 | if (n == 0) { | |
2788 | break; | |
2789 | } else if (n < sizeof *oh) { | |
2790 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2791 | } | |
2792 | ||
2793 | length = ntohs(oh->length); | |
2794 | if (length < sizeof *oh) { | |
34582733 | 2795 | ovs_fatal(0, "%s: %"PRIuSIZE"-byte message is too short for OpenFlow", |
1ac0e975 BP |
2796 | filename, length); |
2797 | } | |
2798 | ||
2799 | tail_len = length - sizeof *oh; | |
2800 | tail = ofpbuf_put_uninit(&b, tail_len); | |
2801 | n = fread(tail, 1, tail_len, file); | |
2802 | if (n < tail_len) { | |
2803 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2804 | } | |
2805 | ||
4bc938cc | 2806 | ofp_print(stdout, b.data, b.size, NULL, NULL, verbosity + 2); |
1ac0e975 BP |
2807 | } |
2808 | ofpbuf_uninit(&b); | |
2809 | ||
2810 | if (file != stdin) { | |
2811 | fclose(file); | |
2812 | } | |
2813 | } | |
2814 | ||
f3dd1419 BP |
2815 | static bool |
2816 | is_openflow_port(ovs_be16 port_, char *ports[]) | |
2817 | { | |
2818 | uint16_t port = ntohs(port_); | |
2819 | if (ports[0]) { | |
2820 | int i; | |
2821 | ||
2822 | for (i = 0; ports[i]; i++) { | |
2823 | if (port == atoi(ports[i])) { | |
2824 | return true; | |
2825 | } | |
2826 | } | |
2827 | return false; | |
2828 | } else { | |
2829 | return port == OFP_PORT || port == OFP_OLD_PORT; | |
2830 | } | |
2831 | } | |
2832 | ||
2833 | static void | |
1636c761 | 2834 | ofctl_ofp_parse_pcap(struct ovs_cmdl_context *ctx) |
f3dd1419 BP |
2835 | { |
2836 | struct tcp_reader *reader; | |
b6e840ae | 2837 | struct pcap_file *p_file; |
f3dd1419 BP |
2838 | int error; |
2839 | bool first; | |
2840 | ||
b6e840ae MM |
2841 | p_file = ovs_pcap_open(ctx->argv[1], "rb"); |
2842 | if (!p_file) { | |
1636c761 | 2843 | ovs_fatal(errno, "%s: open failed", ctx->argv[1]); |
f3dd1419 BP |
2844 | } |
2845 | ||
2846 | reader = tcp_reader_open(); | |
2847 | first = true; | |
2848 | for (;;) { | |
cf62fa4c | 2849 | struct dp_packet *packet; |
f3dd1419 BP |
2850 | long long int when; |
2851 | struct flow flow; | |
2852 | ||
b6e840ae | 2853 | error = ovs_pcap_read(p_file, &packet, &when); |
f3dd1419 BP |
2854 | if (error) { |
2855 | break; | |
2856 | } | |
35303d71 | 2857 | pkt_metadata_init(&packet->md, ODPP_NONE); |
cf62fa4c | 2858 | flow_extract(packet, &flow); |
f3dd1419 BP |
2859 | if (flow.dl_type == htons(ETH_TYPE_IP) |
2860 | && flow.nw_proto == IPPROTO_TCP | |
1636c761 RB |
2861 | && (is_openflow_port(flow.tp_src, ctx->argv + 2) || |
2862 | is_openflow_port(flow.tp_dst, ctx->argv + 2))) { | |
cf62fa4c | 2863 | struct dp_packet *payload = tcp_reader_run(reader, &flow, packet); |
f3dd1419 | 2864 | if (payload) { |
cf62fa4c | 2865 | while (dp_packet_size(payload) >= sizeof(struct ofp_header)) { |
f3dd1419 | 2866 | const struct ofp_header *oh; |
cf62fa4c | 2867 | void *data = dp_packet_data(payload); |
f3dd1419 BP |
2868 | int length; |
2869 | ||
2870 | /* Align OpenFlow on 8-byte boundary for safe access. */ | |
cf62fa4c | 2871 | dp_packet_shift(payload, -((intptr_t) data & 7)); |
f3dd1419 | 2872 | |
cf62fa4c | 2873 | oh = dp_packet_data(payload); |
f3dd1419 | 2874 | length = ntohs(oh->length); |
4111c930 BP |
2875 | if (dp_packet_size(payload) < length |
2876 | || length < sizeof *oh) { | |
f3dd1419 BP |
2877 | break; |
2878 | } | |
2879 | ||
2880 | if (!first) { | |
2881 | putchar('\n'); | |
2882 | } | |
2883 | first = false; | |
2884 | ||
2885 | if (timestamp) { | |
2886 | char *s = xastrftime_msec("%H:%M:%S.### ", when, true); | |
2887 | fputs(s, stdout); | |
2888 | free(s); | |
2889 | } | |
2890 | ||
2891 | printf(IP_FMT".%"PRIu16" > "IP_FMT".%"PRIu16":\n", | |
2892 | IP_ARGS(flow.nw_src), ntohs(flow.tp_src), | |
2893 | IP_ARGS(flow.nw_dst), ntohs(flow.tp_dst)); | |
50f96b10 | 2894 | ofp_print(stdout, dp_packet_data(payload), length, |
4bc938cc | 2895 | NULL, NULL, verbosity + 1); |
cf62fa4c | 2896 | dp_packet_pull(payload, length); |
f3dd1419 BP |
2897 | } |
2898 | } | |
2899 | } | |
cf62fa4c | 2900 | dp_packet_delete(packet); |
f3dd1419 BP |
2901 | } |
2902 | tcp_reader_close(reader); | |
b6e840ae | 2903 | ovs_pcap_close(p_file); |
f3dd1419 BP |
2904 | } |
2905 | ||
064af421 | 2906 | static void |
1636c761 | 2907 | ofctl_ping(struct ovs_cmdl_context *ctx) |
064af421 BP |
2908 | { |
2909 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2910 | unsigned int payload; | |
2911 | struct vconn *vconn; | |
2912 | int i; | |
2913 | ||
1636c761 | 2914 | payload = ctx->argc > 2 ? atoi(ctx->argv[2]) : 64; |
064af421 | 2915 | if (payload > max_payload) { |
34582733 | 2916 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2917 | } |
2918 | ||
1636c761 | 2919 | open_vconn(ctx->argv[1], &vconn); |
064af421 BP |
2920 | for (i = 0; i < 10; i++) { |
2921 | struct timeval start, end; | |
2922 | struct ofpbuf *request, *reply; | |
982697a4 BP |
2923 | const struct ofp_header *rpy_hdr; |
2924 | enum ofptype type; | |
064af421 | 2925 | |
a53a8efa SH |
2926 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2927 | vconn_get_version(vconn), payload); | |
982697a4 | 2928 | random_bytes(ofpbuf_put_uninit(request, payload), payload); |
064af421 | 2929 | |
279c9e03 | 2930 | xgettimeofday(&start); |
064af421 | 2931 | run(vconn_transact(vconn, ofpbuf_clone(request), &reply), "transact"); |
279c9e03 | 2932 | xgettimeofday(&end); |
064af421 | 2933 | |
6fd6ed71 | 2934 | rpy_hdr = reply->data; |
982697a4 BP |
2935 | if (ofptype_pull(&type, reply) |
2936 | || type != OFPTYPE_ECHO_REPLY | |
6fd6ed71 PS |
2937 | || reply->size != payload |
2938 | || memcmp(request->msg, reply->msg, payload)) { | |
064af421 | 2939 | printf("Reply does not match request. Request:\n"); |
4bc938cc BP |
2940 | ofp_print(stdout, request, request->size, NULL, NULL, |
2941 | verbosity + 2); | |
064af421 | 2942 | printf("Reply:\n"); |
4bc938cc | 2943 | ofp_print(stdout, reply, reply->size, NULL, NULL, verbosity + 2); |
064af421 | 2944 | } |
437d0d22 | 2945 | printf("%"PRIu32" bytes from %s: xid=%08"PRIx32" time=%.1f ms\n", |
1636c761 | 2946 | reply->size, ctx->argv[1], ntohl(rpy_hdr->xid), |
064af421 BP |
2947 | (1000*(double)(end.tv_sec - start.tv_sec)) |
2948 | + (.001*(end.tv_usec - start.tv_usec))); | |
2949 | ofpbuf_delete(request); | |
2950 | ofpbuf_delete(reply); | |
2951 | } | |
2952 | vconn_close(vconn); | |
2953 | } | |
2954 | ||
2955 | static void | |
1636c761 | 2956 | ofctl_benchmark(struct ovs_cmdl_context *ctx) |
064af421 BP |
2957 | { |
2958 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2959 | struct timeval start, end; | |
2960 | unsigned int payload_size, message_size; | |
2961 | struct vconn *vconn; | |
2962 | double duration; | |
2963 | int count; | |
2964 | int i; | |
2965 | ||
1636c761 | 2966 | payload_size = atoi(ctx->argv[2]); |
064af421 | 2967 | if (payload_size > max_payload) { |
34582733 | 2968 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2969 | } |
2970 | message_size = sizeof(struct ofp_header) + payload_size; | |
2971 | ||
1636c761 | 2972 | count = atoi(ctx->argv[3]); |
064af421 BP |
2973 | |
2974 | printf("Sending %d packets * %u bytes (with header) = %u bytes total\n", | |
2975 | count, message_size, count * message_size); | |
2976 | ||
1636c761 | 2977 | open_vconn(ctx->argv[1], &vconn); |
279c9e03 | 2978 | xgettimeofday(&start); |
064af421 BP |
2979 | for (i = 0; i < count; i++) { |
2980 | struct ofpbuf *request, *reply; | |
064af421 | 2981 | |
a53a8efa SH |
2982 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2983 | vconn_get_version(vconn), payload_size); | |
982697a4 | 2984 | ofpbuf_put_zeros(request, payload_size); |
064af421 BP |
2985 | run(vconn_transact(vconn, request, &reply), "transact"); |
2986 | ofpbuf_delete(reply); | |
2987 | } | |
279c9e03 | 2988 | xgettimeofday(&end); |
064af421 BP |
2989 | vconn_close(vconn); |
2990 | ||
2991 | duration = ((1000*(double)(end.tv_sec - start.tv_sec)) | |
2992 | + (.001*(end.tv_usec - start.tv_usec))); | |
2993 | printf("Finished in %.1f ms (%.0f packets/s) (%.0f bytes/s)\n", | |
2994 | duration, count / (duration / 1000.0), | |
2995 | count * message_size / (duration / 1000.0)); | |
2996 | } | |
2997 | ||
fb8f22c1 BY |
2998 | static void |
2999 | ofctl_dump_ipfix_bridge(struct ovs_cmdl_context *ctx) | |
3000 | { | |
3001 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_BRIDGE_REQUEST); | |
3002 | } | |
3003 | ||
2a7c4805 JP |
3004 | static void |
3005 | ofctl_ct_flush_zone(struct ovs_cmdl_context *ctx) | |
3006 | { | |
3007 | uint16_t zone_id; | |
3008 | char *error = str_to_u16(ctx->argv[2], "zone_id", &zone_id); | |
3009 | if (error) { | |
3010 | ovs_fatal(0, "%s", error); | |
3011 | } | |
3012 | ||
3013 | struct vconn *vconn; | |
3014 | open_vconn(ctx->argv[1], &vconn); | |
3015 | enum ofp_version version = vconn_get_version(vconn); | |
3016 | ||
3017 | struct ofpbuf *msg = ofpraw_alloc(OFPRAW_NXT_CT_FLUSH_ZONE, version, 0); | |
3018 | struct nx_zone_id *nzi = ofpbuf_put_zeros(msg, sizeof *nzi); | |
3019 | nzi->zone_id = htons(zone_id); | |
3020 | ||
3021 | transact_noreply(vconn, msg); | |
3022 | vconn_close(vconn); | |
3023 | } | |
3024 | ||
fb8f22c1 BY |
3025 | static void |
3026 | ofctl_dump_ipfix_flow(struct ovs_cmdl_context *ctx) | |
3027 | { | |
3028 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_FLOW_REQUEST); | |
3029 | } | |
3030 | ||
25070e04 JR |
3031 | static void |
3032 | bundle_group_mod__(const char *remote, struct ofputil_group_mod *gms, | |
3033 | size_t n_gms, enum ofputil_protocol usable_protocols) | |
3034 | { | |
3035 | enum ofputil_protocol protocol; | |
3036 | enum ofp_version version; | |
3037 | struct vconn *vconn; | |
3038 | struct ovs_list requests; | |
3039 | size_t i; | |
3040 | ||
3041 | ovs_list_init(&requests); | |
3042 | ||
3043 | /* Bundles need OpenFlow 1.3+. */ | |
3044 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
3045 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); | |
3046 | version = ofputil_protocol_to_ofp_version(protocol); | |
3047 | ||
3048 | for (i = 0; i < n_gms; i++) { | |
3049 | struct ofputil_group_mod *gm = &gms[i]; | |
f836888d BP |
3050 | struct ofpbuf *request = ofputil_encode_group_mod(version, gm, |
3051 | NULL, -1); | |
25070e04 JR |
3052 | |
3053 | ovs_list_push_back(&requests, &request->list_node); | |
3054 | ofputil_uninit_group_mod(gm); | |
3055 | } | |
3056 | ||
3057 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); | |
3058 | ofpbuf_list_delete(&requests); | |
3059 | vconn_close(vconn); | |
3060 | } | |
3061 | ||
7395c052 NZ |
3062 | static void |
3063 | ofctl_group_mod__(const char *remote, struct ofputil_group_mod *gms, | |
69185eb2 | 3064 | size_t n_gms, enum ofputil_protocol usable_protocols) |
7395c052 | 3065 | { |
69185eb2 | 3066 | enum ofputil_protocol protocol; |
7395c052 | 3067 | struct ofputil_group_mod *gm; |
69185eb2 | 3068 | enum ofp_version version; |
7395c052 NZ |
3069 | struct ofpbuf *request; |
3070 | ||
3071 | struct vconn *vconn; | |
3072 | size_t i; | |
3073 | ||
25070e04 JR |
3074 | if (bundle) { |
3075 | bundle_group_mod__(remote, gms, n_gms, usable_protocols); | |
3076 | return; | |
3077 | } | |
3078 | ||
69185eb2 SH |
3079 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
3080 | version = ofputil_protocol_to_ofp_version(protocol); | |
7395c052 NZ |
3081 | |
3082 | for (i = 0; i < n_gms; i++) { | |
3083 | gm = &gms[i]; | |
f836888d | 3084 | request = ofputil_encode_group_mod(version, gm, NULL, -1); |
25070e04 | 3085 | transact_noreply(vconn, request); |
75868d0e | 3086 | ofputil_uninit_group_mod(gm); |
7395c052 NZ |
3087 | } |
3088 | ||
3089 | vconn_close(vconn); | |
7395c052 NZ |
3090 | } |
3091 | ||
7395c052 | 3092 | static void |
25070e04 | 3093 | ofctl_group_mod_file(int argc OVS_UNUSED, char *argv[], int command) |
7395c052 NZ |
3094 | { |
3095 | struct ofputil_group_mod *gms = NULL; | |
3096 | enum ofputil_protocol usable_protocols; | |
3097 | size_t n_gms = 0; | |
3098 | char *error; | |
3099 | ||
25070e04 JR |
3100 | if (command == OFPGC11_ADD) { |
3101 | /* Allow the file to specify a mix of commands. If none specified at | |
3102 | * the beginning of any given line, then the default is OFPGC11_ADD, so | |
3103 | * this is backwards compatible. */ | |
3104 | command = -2; | |
3105 | } | |
50f96b10 | 3106 | error = parse_ofp_group_mod_file(argv[2], ports_to_accept(argv[1]), |
4bc938cc | 3107 | tables_to_accept(argv[1]), |
50f96b10 | 3108 | command, &gms, &n_gms, &usable_protocols); |
7395c052 NZ |
3109 | if (error) { |
3110 | ovs_fatal(0, "%s", error); | |
3111 | } | |
69185eb2 | 3112 | ofctl_group_mod__(argv[1], gms, n_gms, usable_protocols); |
7395c052 NZ |
3113 | free(gms); |
3114 | } | |
3115 | ||
3116 | static void | |
3117 | ofctl_group_mod(int argc, char *argv[], uint16_t command) | |
3118 | { | |
3119 | if (argc > 2 && !strcmp(argv[2], "-")) { | |
3120 | ofctl_group_mod_file(argc, argv, command); | |
3121 | } else { | |
3122 | enum ofputil_protocol usable_protocols; | |
3123 | struct ofputil_group_mod gm; | |
3124 | char *error; | |
3125 | ||
3126 | error = parse_ofp_group_mod_str(&gm, command, argc > 2 ? argv[2] : "", | |
50f96b10 | 3127 | ports_to_accept(argv[1]), |
4bc938cc | 3128 | tables_to_accept(argv[1]), |
7395c052 NZ |
3129 | &usable_protocols); |
3130 | if (error) { | |
3131 | ovs_fatal(0, "%s", error); | |
3132 | } | |
69185eb2 | 3133 | ofctl_group_mod__(argv[1], &gm, 1, usable_protocols); |
7395c052 NZ |
3134 | } |
3135 | } | |
3136 | ||
3137 | static void | |
1636c761 | 3138 | ofctl_add_group(struct ovs_cmdl_context *ctx) |
7395c052 | 3139 | { |
1636c761 | 3140 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
3141 | } |
3142 | ||
3143 | static void | |
1636c761 | 3144 | ofctl_add_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 3145 | { |
1636c761 | 3146 | ofctl_group_mod_file(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
3147 | } |
3148 | ||
3149 | static void | |
1636c761 | 3150 | ofctl_mod_group(struct ovs_cmdl_context *ctx) |
7395c052 | 3151 | { |
88b87a36 JS |
3152 | ofctl_group_mod(ctx->argc, ctx->argv, |
3153 | may_create ? OFPGC11_ADD_OR_MOD : OFPGC11_MODIFY); | |
7395c052 NZ |
3154 | } |
3155 | ||
3156 | static void | |
1636c761 | 3157 | ofctl_del_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 3158 | { |
1636c761 | 3159 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_DELETE); |
7395c052 NZ |
3160 | } |
3161 | ||
bdbb8426 | 3162 | static void |
1636c761 | 3163 | ofctl_insert_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 3164 | { |
1636c761 | 3165 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_INSERT_BUCKET); |
bdbb8426 SH |
3166 | } |
3167 | ||
3168 | static void | |
1636c761 | 3169 | ofctl_remove_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 3170 | { |
1636c761 | 3171 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_REMOVE_BUCKET); |
bdbb8426 SH |
3172 | } |
3173 | ||
7395c052 | 3174 | static void |
1636c761 | 3175 | ofctl_dump_group_stats(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
3176 | { |
3177 | enum ofputil_protocol usable_protocols; | |
3178 | struct ofputil_group_mod gm; | |
3179 | struct ofpbuf *request; | |
3180 | struct vconn *vconn; | |
3181 | uint32_t group_id; | |
3182 | char *error; | |
3183 | ||
3184 | memset(&gm, 0, sizeof gm); | |
3185 | ||
3186 | error = parse_ofp_group_mod_str(&gm, OFPGC11_DELETE, | |
1636c761 | 3187 | ctx->argc > 2 ? ctx->argv[2] : "", |
50f96b10 | 3188 | ports_to_accept(ctx->argv[1]), |
4bc938cc | 3189 | tables_to_accept(ctx->argv[1]), |
7395c052 NZ |
3190 | &usable_protocols); |
3191 | if (error) { | |
3192 | ovs_fatal(0, "%s", error); | |
3193 | } | |
3194 | ||
3195 | group_id = gm.group_id; | |
3196 | ||
1636c761 | 3197 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
3198 | request = ofputil_encode_group_stats_request(vconn_get_version(vconn), |
3199 | group_id); | |
3200 | if (request) { | |
182b2eef | 3201 | dump_transaction(vconn, request); |
7395c052 NZ |
3202 | } |
3203 | ||
3204 | vconn_close(vconn); | |
3205 | } | |
3206 | ||
3207 | static void | |
1636c761 | 3208 | ofctl_dump_group_desc(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
3209 | { |
3210 | struct ofpbuf *request; | |
3211 | struct vconn *vconn; | |
19187a71 | 3212 | uint32_t group_id; |
7395c052 | 3213 | |
1636c761 | 3214 | open_vconn(ctx->argv[1], &vconn); |
7395c052 | 3215 | |
1636c761 | 3216 | if (ctx->argc < 3 || !ofputil_group_from_string(ctx->argv[2], &group_id)) { |
30ef36c6 | 3217 | group_id = OFPG_ALL; |
19187a71 BP |
3218 | } |
3219 | ||
3220 | request = ofputil_encode_group_desc_request(vconn_get_version(vconn), | |
3221 | group_id); | |
7395c052 | 3222 | if (request) { |
182b2eef | 3223 | dump_transaction(vconn, request); |
7395c052 NZ |
3224 | } |
3225 | ||
3226 | vconn_close(vconn); | |
3227 | } | |
3228 | ||
3229 | static void | |
1636c761 | 3230 | ofctl_dump_group_features(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
3231 | { |
3232 | struct ofpbuf *request; | |
3233 | struct vconn *vconn; | |
3234 | ||
1636c761 | 3235 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
3236 | request = ofputil_encode_group_features_request(vconn_get_version(vconn)); |
3237 | if (request) { | |
182b2eef | 3238 | dump_transaction(vconn, request); |
7395c052 NZ |
3239 | } |
3240 | ||
3241 | vconn_close(vconn); | |
3242 | } | |
3243 | ||
25070e04 JR |
3244 | static void |
3245 | ofctl_bundle(struct ovs_cmdl_context *ctx) | |
3246 | { | |
3247 | enum ofputil_protocol protocol, usable_protocols; | |
3248 | struct ofputil_bundle_msg *bms; | |
3249 | struct ovs_list requests; | |
3250 | struct vconn *vconn; | |
3251 | size_t n_bms; | |
3252 | char *error; | |
3253 | ||
50f96b10 | 3254 | error = parse_ofp_bundle_file(ctx->argv[2], ports_to_accept(ctx->argv[1]), |
4bc938cc | 3255 | tables_to_accept(ctx->argv[1]), |
50f96b10 | 3256 | &bms, &n_bms, &usable_protocols); |
25070e04 JR |
3257 | if (error) { |
3258 | ovs_fatal(0, "%s", error); | |
3259 | } | |
3260 | ||
3261 | /* Implicit OpenFlow 1.4. */ | |
3262 | if (!(get_allowed_ofp_versions() & | |
3263 | ofputil_protocols_to_version_bitmap(OFPUTIL_P_OF13_UP))) { | |
3264 | ||
3265 | /* Add implicit allowance for OpenFlow 1.4. */ | |
3266 | add_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
3267 | OFPUTIL_P_OF14_OXM)); | |
3268 | /* Remove all versions that do not support bundles. */ | |
3269 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
3270 | OFPUTIL_P_OF13_UP)); | |
3271 | allowed_protocols = ofputil_protocols_from_version_bitmap( | |
3272 | get_allowed_ofp_versions()); | |
3273 | } | |
3274 | ||
3275 | /* Bundles need OpenFlow 1.3+. */ | |
3276 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
3277 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, usable_protocols); | |
3278 | ||
3279 | ovs_list_init(&requests); | |
3280 | ofputil_encode_bundle_msgs(bms, n_bms, &requests, protocol); | |
6dd3c787 | 3281 | ofputil_free_bundle_msgs(bms, n_bms); |
25070e04 JR |
3282 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
3283 | ofpbuf_list_delete(&requests); | |
3284 | ||
3285 | vconn_close(vconn); | |
3286 | } | |
3287 | ||
6159c531 | 3288 | static void |
4e548ad9 | 3289 | ofctl_tlv_mod(struct ovs_cmdl_context *ctx, uint16_t command) |
6159c531 JG |
3290 | { |
3291 | enum ofputil_protocol usable_protocols; | |
3292 | enum ofputil_protocol protocol; | |
4e548ad9 | 3293 | struct ofputil_tlv_table_mod ttm; |
6159c531 JG |
3294 | char *error; |
3295 | enum ofp_version version; | |
3296 | struct ofpbuf *request; | |
3297 | struct vconn *vconn; | |
3298 | ||
4e548ad9 | 3299 | error = parse_ofp_tlv_table_mod_str(&ttm, command, ctx->argc > 2 ? |
6159c531 JG |
3300 | ctx->argv[2] : "", |
3301 | &usable_protocols); | |
3302 | if (error) { | |
3303 | ovs_fatal(0, "%s", error); | |
3304 | } | |
3305 | ||
3306 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, usable_protocols); | |
3307 | version = ofputil_protocol_to_ofp_version(protocol); | |
3308 | ||
4e548ad9 | 3309 | request = ofputil_encode_tlv_table_mod(version, &ttm); |
6159c531 JG |
3310 | if (request) { |
3311 | transact_noreply(vconn, request); | |
3312 | } | |
3313 | ||
3314 | vconn_close(vconn); | |
4e548ad9 | 3315 | ofputil_uninit_tlv_table(&ttm.mappings); |
6159c531 JG |
3316 | } |
3317 | ||
3318 | static void | |
4e548ad9 | 3319 | ofctl_add_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3320 | { |
4e548ad9 | 3321 | ofctl_tlv_mod(ctx, NXTTMC_ADD); |
6159c531 JG |
3322 | } |
3323 | ||
3324 | static void | |
4e548ad9 | 3325 | ofctl_del_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3326 | { |
4e548ad9 | 3327 | ofctl_tlv_mod(ctx, ctx->argc > 2 ? NXTTMC_DELETE : NXTTMC_CLEAR); |
6159c531 JG |
3328 | } |
3329 | ||
3330 | static void | |
4e548ad9 | 3331 | ofctl_dump_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3332 | { |
4e548ad9 | 3333 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXT_TLV_TABLE_REQUEST); |
6159c531 JG |
3334 | } |
3335 | ||
09246b99 | 3336 | static void |
1636c761 | 3337 | ofctl_help(struct ovs_cmdl_context *ctx OVS_UNUSED) |
09246b99 BP |
3338 | { |
3339 | usage(); | |
3340 | } | |
451de37e AW |
3341 | |
3342 | static void | |
1636c761 | 3343 | ofctl_list_commands(struct ovs_cmdl_context *ctx OVS_UNUSED) |
451de37e | 3344 | { |
5f383751 | 3345 | ovs_cmdl_print_commands(get_all_commands()); |
451de37e | 3346 | } |
09246b99 | 3347 | \f |
0199c526 BP |
3348 | /* replace-flows and diff-flows commands. */ |
3349 | ||
00da1ac5 JR |
3350 | struct flow_tables { |
3351 | struct classifier tables[OFPTT_MAX + 1]; | |
3352 | }; | |
3353 | ||
3354 | #define FOR_EACH_TABLE(CLS, TABLES) \ | |
3355 | for ((CLS) = (TABLES)->tables; \ | |
3356 | (CLS) < &(TABLES)->tables[ARRAY_SIZE((TABLES)->tables)]; \ | |
3357 | (CLS)++) | |
3358 | ||
3359 | static void | |
3360 | flow_tables_init(struct flow_tables *tables) | |
3361 | { | |
3362 | struct classifier *cls; | |
3363 | ||
3364 | FOR_EACH_TABLE (cls, tables) { | |
3365 | classifier_init(cls, NULL); | |
3366 | } | |
3367 | } | |
3368 | ||
3369 | static void | |
3370 | flow_tables_defer(struct flow_tables *tables) | |
3371 | { | |
3372 | struct classifier *cls; | |
3373 | ||
3374 | FOR_EACH_TABLE (cls, tables) { | |
3375 | classifier_defer(cls); | |
3376 | } | |
3377 | } | |
3378 | ||
3379 | static void | |
3380 | flow_tables_publish(struct flow_tables *tables) | |
3381 | { | |
3382 | struct classifier *cls; | |
3383 | ||
3384 | FOR_EACH_TABLE (cls, tables) { | |
3385 | classifier_publish(cls); | |
3386 | } | |
3387 | } | |
3388 | ||
0199c526 BP |
3389 | /* A flow table entry, possibly with two different versions. */ |
3390 | struct fte { | |
3391 | struct cls_rule rule; /* Within a "struct classifier". */ | |
3392 | struct fte_version *versions[2]; | |
3393 | }; | |
3394 | ||
3395 | /* One version of a Flow Table Entry. */ | |
3396 | struct fte_version { | |
3397 | ovs_be64 cookie; | |
3398 | uint16_t idle_timeout; | |
3399 | uint16_t hard_timeout; | |
ca26eb44 | 3400 | uint16_t importance; |
0199c526 | 3401 | uint16_t flags; |
f25d0cf3 BP |
3402 | struct ofpact *ofpacts; |
3403 | size_t ofpacts_len; | |
00da1ac5 | 3404 | uint8_t table_id; |
0199c526 BP |
3405 | }; |
3406 | ||
8d8ab6c2 JG |
3407 | /* A FTE entry that has been queued for later insertion after all |
3408 | * flows have been scanned to correctly allocation tunnel metadata. */ | |
3409 | struct fte_pending { | |
6a6b7060 | 3410 | struct minimatch match; |
8d8ab6c2 JG |
3411 | int priority; |
3412 | struct fte_version *version; | |
3413 | int index; | |
3414 | ||
3415 | struct ovs_list list_node; | |
3416 | }; | |
3417 | ||
3418 | /* Processing state during two stage processing of flow table entries. | |
3419 | * Tracks the maximum size seen for each tunnel metadata entry as well | |
3420 | * as a list of the pending FTE entries. */ | |
3421 | struct fte_state { | |
3422 | int tun_metadata_size[TUN_METADATA_NUM_OPTS]; | |
3423 | struct ovs_list fte_pending_list; | |
3424 | ||
3425 | /* The final metadata table that we have constructed. */ | |
3426 | struct tun_table *tun_tab; | |
50f96b10 | 3427 | |
4bc938cc BP |
3428 | /* Port and table map. There is only one of each, not one per source, |
3429 | * because it only makes sense to display a single name for a given port | |
3430 | * or table number. */ | |
50f96b10 | 3431 | const struct ofputil_port_map *port_map; |
4bc938cc | 3432 | const struct ofputil_table_map *table_map; |
8d8ab6c2 JG |
3433 | }; |
3434 | ||
0199c526 BP |
3435 | /* Frees 'version' and the data that it owns. */ |
3436 | static void | |
3437 | fte_version_free(struct fte_version *version) | |
3438 | { | |
3439 | if (version) { | |
dc723c44 | 3440 | free(CONST_CAST(struct ofpact *, version->ofpacts)); |
0199c526 BP |
3441 | free(version); |
3442 | } | |
3443 | } | |
3444 | ||
3445 | /* Returns true if 'a' and 'b' are the same, false if they differ. | |
3446 | * | |
3447 | * Ignores differences in 'flags' because there's no way to retrieve flags from | |
3448 | * an OpenFlow switch. We have to assume that they are the same. */ | |
3449 | static bool | |
3450 | fte_version_equals(const struct fte_version *a, const struct fte_version *b) | |
3451 | { | |
3452 | return (a->cookie == b->cookie | |
3453 | && a->idle_timeout == b->idle_timeout | |
3454 | && a->hard_timeout == b->hard_timeout | |
ca26eb44 | 3455 | && a->importance == b->importance |
00da1ac5 | 3456 | && a->table_id == b->table_id |
6cc9d77c BP |
3457 | && ofpacts_equal_stringwise(a->ofpacts, a->ofpacts_len, |
3458 | b->ofpacts, b->ofpacts_len)); | |
0199c526 BP |
3459 | } |
3460 | ||
98f7f427 BP |
3461 | /* Clears 's', then if 's' has a version 'index', formats 'fte' and version |
3462 | * 'index' into 's', followed by a new-line. */ | |
0199c526 | 3463 | static void |
8d8ab6c2 JG |
3464 | fte_version_format(const struct fte_state *fte_state, const struct fte *fte, |
3465 | int index, struct ds *s) | |
0199c526 | 3466 | { |
98f7f427 | 3467 | const struct fte_version *version = fte->versions[index]; |
0199c526 | 3468 | |
98f7f427 BP |
3469 | ds_clear(s); |
3470 | if (!version) { | |
3471 | return; | |
3472 | } | |
3473 | ||
00da1ac5 JR |
3474 | if (version->table_id) { |
3475 | ds_put_format(s, "table=%"PRIu8" ", version->table_id); | |
3476 | } | |
50f96b10 | 3477 | cls_rule_format(&fte->rule, fte_state->tun_tab, fte_state->port_map, s); |
0199c526 | 3478 | if (version->cookie != htonll(0)) { |
98f7f427 | 3479 | ds_put_format(s, " cookie=0x%"PRIx64, ntohll(version->cookie)); |
0199c526 BP |
3480 | } |
3481 | if (version->idle_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 3482 | ds_put_format(s, " idle_timeout=%"PRIu16, version->idle_timeout); |
0199c526 BP |
3483 | } |
3484 | if (version->hard_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 3485 | ds_put_format(s, " hard_timeout=%"PRIu16, version->hard_timeout); |
0199c526 | 3486 | } |
ca26eb44 RB |
3487 | if (version->importance != 0) { |
3488 | ds_put_format(s, " importance=%"PRIu16, version->importance); | |
3489 | } | |
0199c526 | 3490 | |
455ecd77 | 3491 | ds_put_cstr(s, " actions="); |
efefbcae BP |
3492 | struct ofpact_format_params fp = { |
3493 | .port_map = fte_state->port_map, | |
3494 | .s = s, | |
3495 | }; | |
3496 | ofpacts_format(version->ofpacts, version->ofpacts_len, &fp); | |
98f7f427 BP |
3497 | |
3498 | ds_put_char(s, '\n'); | |
0199c526 BP |
3499 | } |
3500 | ||
3501 | static struct fte * | |
3502 | fte_from_cls_rule(const struct cls_rule *cls_rule) | |
3503 | { | |
3504 | return cls_rule ? CONTAINER_OF(cls_rule, struct fte, rule) : NULL; | |
3505 | } | |
3506 | ||
3507 | /* Frees 'fte' and its versions. */ | |
3508 | static void | |
3509 | fte_free(struct fte *fte) | |
3510 | { | |
3511 | if (fte) { | |
3512 | fte_version_free(fte->versions[0]); | |
3513 | fte_version_free(fte->versions[1]); | |
48d28ac1 | 3514 | cls_rule_destroy(&fte->rule); |
0199c526 BP |
3515 | free(fte); |
3516 | } | |
3517 | } | |
3518 | ||
00da1ac5 | 3519 | /* Frees all of the FTEs within 'tables'. */ |
0199c526 | 3520 | static void |
00da1ac5 | 3521 | fte_free_all(struct flow_tables *tables) |
0199c526 | 3522 | { |
00da1ac5 JR |
3523 | struct classifier *cls; |
3524 | ||
3525 | FOR_EACH_TABLE (cls, tables) { | |
3526 | struct fte *fte; | |
0199c526 | 3527 | |
00da1ac5 JR |
3528 | classifier_defer(cls); |
3529 | CLS_FOR_EACH (fte, rule, cls) { | |
46ab60bf | 3530 | classifier_remove_assert(cls, &fte->rule); |
00da1ac5 JR |
3531 | ovsrcu_postpone(fte_free, fte); |
3532 | } | |
3533 | classifier_destroy(cls); | |
0199c526 BP |
3534 | } |
3535 | } | |
3536 | ||
00da1ac5 | 3537 | /* Searches 'tables' for an FTE matching 'rule', inserting a new one if |
0199c526 BP |
3538 | * necessary. Sets 'version' as the version of that rule with the given |
3539 | * 'index', replacing any existing version, if any. | |
3540 | * | |
3541 | * Takes ownership of 'version'. */ | |
3542 | static void | |
6a6b7060 | 3543 | fte_insert(struct flow_tables *tables, const struct minimatch *match, |
eb391b76 | 3544 | int priority, struct fte_version *version, int index) |
0199c526 | 3545 | { |
00da1ac5 | 3546 | struct classifier *cls = &tables->tables[version->table_id]; |
0199c526 BP |
3547 | struct fte *old, *fte; |
3548 | ||
3549 | fte = xzalloc(sizeof *fte); | |
6a6b7060 | 3550 | cls_rule_init_from_minimatch(&fte->rule, match, priority); |
0199c526 BP |
3551 | fte->versions[index] = version; |
3552 | ||
bd53aa17 | 3553 | old = fte_from_cls_rule(classifier_replace(cls, &fte->rule, |
44e0c35d | 3554 | OVS_VERSION_MIN, NULL, 0)); |
0199c526 | 3555 | if (old) { |
0199c526 | 3556 | fte->versions[!index] = old->versions[!index]; |
de4ad4a2 JR |
3557 | old->versions[!index] = NULL; |
3558 | ||
3559 | ovsrcu_postpone(fte_free, old); | |
0199c526 BP |
3560 | } |
3561 | } | |
3562 | ||
f6812140 JG |
3563 | /* Given a list of the field sizes for each tunnel metadata entry, install |
3564 | * a mapping table for later operations. */ | |
3565 | static void | |
3566 | generate_tun_metadata(struct fte_state *state) | |
3567 | { | |
3568 | struct ofputil_tlv_table_mod ttm; | |
3569 | int i; | |
3570 | ||
3571 | ttm.command = NXTTMC_ADD; | |
3572 | ovs_list_init(&ttm.mappings); | |
3573 | ||
3574 | for (i = 0; i < TUN_METADATA_NUM_OPTS; i++) { | |
3575 | if (state->tun_metadata_size[i] != -1) { | |
3576 | struct ofputil_tlv_map *map = xmalloc(sizeof *map); | |
3577 | ||
3578 | ovs_list_push_back(&ttm.mappings, &map->list_node); | |
3579 | ||
3580 | /* We don't care about the actual option class and type since there | |
3581 | * won't be any lookup. We just need to make them unique. */ | |
3582 | map->option_class = i / UINT8_MAX; | |
3583 | map->option_type = i; | |
3584 | map->option_len = ROUND_UP(state->tun_metadata_size[i], 4); | |
3585 | map->index = i; | |
3586 | } | |
3587 | } | |
3588 | ||
8d8ab6c2 | 3589 | tun_metadata_table_mod(&ttm, NULL, &state->tun_tab); |
f6812140 JG |
3590 | ofputil_uninit_tlv_table(&ttm.mappings); |
3591 | } | |
3592 | ||
3593 | /* Once we have created a tunnel mapping table with a consistent overall | |
3594 | * allocation, we need to remap each flow to use this table from its own | |
3595 | * allocation. Since the mapping table has already been installed, we | |
3596 | * can just read the data from the match and rewrite it. On rewrite, it | |
3597 | * will use the new table. */ | |
3598 | static void | |
6a6b7060 | 3599 | remap_match(struct fte_state *state, struct minimatch *minimatch) |
f6812140 JG |
3600 | { |
3601 | int i; | |
3602 | ||
6a6b7060 | 3603 | if (!minimatch->tun_md || !minimatch->tun_md->valid) { |
f6812140 JG |
3604 | return; |
3605 | } | |
3606 | ||
6a6b7060 BP |
3607 | struct match match; |
3608 | minimatch_expand(minimatch, &match); | |
3609 | ||
3610 | struct tun_metadata flow = match.flow.tunnel.metadata; | |
3611 | struct tun_metadata flow_mask = match.wc.masks.tunnel.metadata; | |
3612 | memset(&match.flow.tunnel.metadata, 0, sizeof match.flow.tunnel.metadata); | |
3613 | memset(&match.wc.masks.tunnel.metadata, 0, | |
3614 | sizeof match.wc.masks.tunnel.metadata); | |
3615 | match.tun_md.valid = false; | |
f6812140 | 3616 | |
6a6b7060 BP |
3617 | match.flow.tunnel.metadata.tab = state->tun_tab; |
3618 | match.wc.masks.tunnel.metadata.tab = match.flow.tunnel.metadata.tab; | |
8d8ab6c2 | 3619 | |
f6812140 JG |
3620 | ULLONG_FOR_EACH_1 (i, flow_mask.present.map) { |
3621 | const struct mf_field *field = mf_from_id(MFF_TUN_METADATA0 + i); | |
6a6b7060 BP |
3622 | int offset = match.tun_md.entry[i].loc.c.offset; |
3623 | int len = match.tun_md.entry[i].loc.len; | |
f6812140 JG |
3624 | union mf_value value, mask; |
3625 | ||
3626 | memset(&value, 0, field->n_bytes - len); | |
6a6b7060 | 3627 | memset(&mask, match.tun_md.entry[i].masked ? 0 : 0xff, |
f6812140 JG |
3628 | field->n_bytes - len); |
3629 | ||
3630 | memcpy(value.tun_metadata + field->n_bytes - len, | |
3631 | flow.opts.u8 + offset, len); | |
3632 | memcpy(mask.tun_metadata + field->n_bytes - len, | |
3633 | flow_mask.opts.u8 + offset, len); | |
6a6b7060 | 3634 | mf_set(field, &value, &mask, &match, NULL); |
f6812140 | 3635 | } |
6a6b7060 BP |
3636 | minimatch_destroy(minimatch); |
3637 | minimatch_init(minimatch, &match); | |
f6812140 JG |
3638 | } |
3639 | ||
3640 | /* In order to correctly handle tunnel metadata, we need to have | |
3641 | * two passes over the flows. This happens because tunnel metadata | |
3642 | * doesn't have fixed locations in a flow entry but is instead dynamically | |
3643 | * allocated space. In the case of flows coming from a file, we don't | |
3644 | * even know the size of each field when we need to do the allocation. | |
3645 | * When the flows come in, each flow has an individual allocation based | |
3646 | * on its own fields. However, this allocation is not the same across | |
3647 | * different flows and therefore fields are not directly comparable. | |
3648 | * | |
3649 | * In the first pass, we record the maximum size of each tunnel metadata | |
3650 | * field as well as queue FTE entries for later processing. | |
3651 | * | |
3652 | * In the second pass, we use the metadata size information to create a | |
3653 | * tunnel mapping table and set that through the tunnel metadata processing | |
3654 | * code. We then remap all individual flows to use this common allocation | |
3655 | * scheme. Finally, we load the queued entries into the classifier for | |
3656 | * comparison. | |
3657 | * | |
3658 | * fte_state_init() should be called before processing any flows. */ | |
3659 | static void | |
3660 | fte_state_init(struct fte_state *state) | |
3661 | { | |
3662 | int i; | |
3663 | ||
3664 | for (i = 0; i < TUN_METADATA_NUM_OPTS; i++) { | |
3665 | state->tun_metadata_size[i] = -1; | |
3666 | } | |
3667 | ||
3668 | ovs_list_init(&state->fte_pending_list); | |
8d8ab6c2 | 3669 | state->tun_tab = NULL; |
50f96b10 | 3670 | state->port_map = NULL; |
4bc938cc | 3671 | state->table_map = NULL; |
8d8ab6c2 JG |
3672 | } |
3673 | ||
3674 | static void | |
3675 | fte_state_destroy(struct fte_state *state) | |
3676 | { | |
3677 | tun_metadata_free(state->tun_tab); | |
f6812140 JG |
3678 | } |
3679 | ||
3680 | /* The first pass of the processing described in the comment about | |
3681 | * fte_state_init(). fte_queue() is the first pass to be called as each | |
3682 | * flow is read from its source. */ | |
3683 | static void | |
6a6b7060 | 3684 | fte_queue(struct fte_state *state, const struct minimatch *match, |
f6812140 JG |
3685 | int priority, struct fte_version *version, int index) |
3686 | { | |
3687 | struct fte_pending *pending = xmalloc(sizeof *pending); | |
3688 | int i; | |
3689 | ||
6a6b7060 | 3690 | minimatch_clone(&pending->match, match); |
f6812140 JG |
3691 | pending->priority = priority; |
3692 | pending->version = version; | |
3693 | pending->index = index; | |
3694 | ovs_list_push_back(&state->fte_pending_list, &pending->list_node); | |
3695 | ||
6a6b7060 | 3696 | if (!match->tun_md || !match->tun_md->valid) { |
f6812140 JG |
3697 | return; |
3698 | } | |
3699 | ||
6a6b7060 BP |
3700 | uint64_t map = miniflow_get_tun_metadata_present_map(&match->mask->masks); |
3701 | ULLONG_FOR_EACH_1 (i, map) { | |
3702 | if (match->tun_md->entry[i].loc.len > state->tun_metadata_size[i]) { | |
3703 | state->tun_metadata_size[i] = match->tun_md->entry[i].loc.len; | |
f6812140 JG |
3704 | } |
3705 | } | |
3706 | } | |
3707 | ||
3708 | /* The second pass of the processing described in the comment about | |
3709 | * fte_state_init(). This should be called once all flows (from both | |
3710 | * sides of the comparison) have been added through fte_queue(). */ | |
3711 | static void | |
3712 | fte_fill(struct fte_state *state, struct flow_tables *tables) | |
3713 | { | |
3714 | struct fte_pending *pending; | |
3715 | ||
3716 | generate_tun_metadata(state); | |
3717 | ||
3718 | flow_tables_init(tables); | |
3719 | flow_tables_defer(tables); | |
3720 | ||
3721 | LIST_FOR_EACH_POP(pending, list_node, &state->fte_pending_list) { | |
6a6b7060 BP |
3722 | remap_match(state, &pending->match); |
3723 | fte_insert(tables, &pending->match, pending->priority, | |
3724 | pending->version, pending->index); | |
3725 | minimatch_destroy(&pending->match); | |
f6812140 JG |
3726 | free(pending); |
3727 | } | |
3728 | ||
3729 | flow_tables_publish(tables); | |
3730 | } | |
3731 | ||
00da1ac5 JR |
3732 | /* Reads the flows in 'filename' as flow table entries in 'tables' for the |
3733 | * version with the specified 'index'. Returns the flow formats able to | |
3734 | * represent the flows that were read. */ | |
27527aa0 | 3735 | static enum ofputil_protocol |
f6812140 | 3736 | read_flows_from_file(const char *filename, struct fte_state *state, int index) |
0199c526 | 3737 | { |
27527aa0 | 3738 | enum ofputil_protocol usable_protocols; |
bdda5aca | 3739 | int line_number; |
0199c526 BP |
3740 | struct ds s; |
3741 | FILE *file; | |
3742 | ||
3743 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
3744 | if (file == NULL) { | |
3745 | ovs_fatal(errno, "%s: open", filename); | |
3746 | } | |
3747 | ||
3748 | ds_init(&s); | |
27527aa0 | 3749 | usable_protocols = OFPUTIL_P_ANY; |
bdda5aca BP |
3750 | line_number = 0; |
3751 | while (!ds_get_preprocessed_line(&s, file, &line_number)) { | |
0199c526 | 3752 | struct fte_version *version; |
a9a2da38 | 3753 | struct ofputil_flow_mod fm; |
bdda5aca | 3754 | char *error; |
db0b6c29 | 3755 | enum ofputil_protocol usable; |
0199c526 | 3756 | |
50f96b10 | 3757 | error = parse_ofp_str(&fm, OFPFC_ADD, ds_cstr(&s), state->port_map, |
4bc938cc | 3758 | state->table_map, &usable); |
bdda5aca BP |
3759 | if (error) { |
3760 | ovs_fatal(0, "%s:%d: %s", filename, line_number, error); | |
3761 | } | |
db0b6c29 | 3762 | usable_protocols &= usable; |
0199c526 BP |
3763 | |
3764 | version = xmalloc(sizeof *version); | |
623e1caf | 3765 | version->cookie = fm.new_cookie; |
0199c526 BP |
3766 | version->idle_timeout = fm.idle_timeout; |
3767 | version->hard_timeout = fm.hard_timeout; | |
ca26eb44 | 3768 | version->importance = fm.importance; |
0fb88c18 BP |
3769 | version->flags = fm.flags & (OFPUTIL_FF_SEND_FLOW_REM |
3770 | | OFPUTIL_FF_EMERG); | |
f25d0cf3 BP |
3771 | version->ofpacts = fm.ofpacts; |
3772 | version->ofpacts_len = fm.ofpacts_len; | |
00da1ac5 | 3773 | version->table_id = fm.table_id != OFPTT_ALL ? fm.table_id : 0; |
0199c526 | 3774 | |
f6812140 | 3775 | fte_queue(state, &fm.match, fm.priority, version, index); |
6a6b7060 BP |
3776 | |
3777 | minimatch_destroy(&fm.match); | |
0199c526 BP |
3778 | } |
3779 | ds_destroy(&s); | |
3780 | ||
3781 | if (file != stdin) { | |
3782 | fclose(file); | |
3783 | } | |
3784 | ||
27527aa0 | 3785 | return usable_protocols; |
0199c526 BP |
3786 | } |
3787 | ||
3788 | /* Reads the OpenFlow flow table from 'vconn', which has currently active flow | |
00da1ac5 | 3789 | * format 'protocol', and adds them as flow table entries in 'tables' for the |
0199c526 BP |
3790 | * version with the specified 'index'. */ |
3791 | static void | |
27527aa0 BP |
3792 | read_flows_from_switch(struct vconn *vconn, |
3793 | enum ofputil_protocol protocol, | |
f6812140 | 3794 | struct fte_state *state, int index) |
0199c526 | 3795 | { |
81d1ea94 | 3796 | struct ofputil_flow_stats_request fsr; |
0199c526 BP |
3797 | |
3798 | fsr.aggregate = false; | |
81a76618 | 3799 | match_init_catchall(&fsr.match); |
7f05e7ab | 3800 | fsr.out_port = OFPP_ANY; |
4b69263d | 3801 | fsr.out_group = OFPG_ANY; |
0199c526 | 3802 | fsr.table_id = 0xff; |
ecc798ab | 3803 | fsr.cookie = fsr.cookie_mask = htonll(0); |
0199c526 | 3804 | |
d444a914 BP |
3805 | struct ofputil_flow_stats *fses; |
3806 | size_t n_fses; | |
3807 | run(vconn_dump_flows(vconn, &fsr, protocol, &fses, &n_fses), | |
3808 | "dump flows"); | |
3809 | for (size_t i = 0; i < n_fses; i++) { | |
3810 | const struct ofputil_flow_stats *fs = &fses[i]; | |
4ce9c315 | 3811 | struct fte_version *version; |
0199c526 | 3812 | |
4ce9c315 | 3813 | version = xmalloc(sizeof *version); |
d444a914 BP |
3814 | version->cookie = fs->cookie; |
3815 | version->idle_timeout = fs->idle_timeout; | |
3816 | version->hard_timeout = fs->hard_timeout; | |
3817 | version->importance = fs->importance; | |
4ce9c315 | 3818 | version->flags = 0; |
d444a914 BP |
3819 | version->ofpacts_len = fs->ofpacts_len; |
3820 | version->ofpacts = xmemdup(fs->ofpacts, fs->ofpacts_len); | |
3821 | version->table_id = fs->table_id; | |
4ce9c315 | 3822 | |
6a6b7060 BP |
3823 | struct minimatch match; |
3824 | minimatch_init(&match, &fs->match); | |
3825 | fte_queue(state, &match, fs->priority, version, index); | |
3826 | minimatch_destroy(&match); | |
0199c526 | 3827 | } |
edb417cc WT |
3828 | |
3829 | for (size_t i = 0; i < n_fses; i++) { | |
3830 | free(CONST_CAST(struct ofpact *, fses[i].ofpacts)); | |
3831 | } | |
3832 | free(fses); | |
0199c526 BP |
3833 | } |
3834 | ||
3835 | static void | |
3836 | fte_make_flow_mod(const struct fte *fte, int index, uint16_t command, | |
ca6ba700 | 3837 | enum ofputil_protocol protocol, struct ovs_list *packets) |
0199c526 BP |
3838 | { |
3839 | const struct fte_version *version = fte->versions[index]; | |
0199c526 BP |
3840 | struct ofpbuf *ofm; |
3841 | ||
39cc5c4a BP |
3842 | struct ofputil_flow_mod fm = { |
3843 | .priority = fte->rule.priority, | |
3844 | .new_cookie = version->cookie, | |
3845 | .modify_cookie = true, | |
3846 | .table_id = version->table_id, | |
3847 | .command = command, | |
3848 | .idle_timeout = version->idle_timeout, | |
3849 | .hard_timeout = version->hard_timeout, | |
3850 | .importance = version->importance, | |
3851 | .buffer_id = UINT32_MAX, | |
3852 | .out_port = OFPP_ANY, | |
3853 | .out_group = OFPG_ANY, | |
3854 | .flags = version->flags, | |
39cc5c4a | 3855 | }; |
6a6b7060 | 3856 | minimatch_clone(&fm.match, &fte->rule.match); |
0199c526 BP |
3857 | if (command == OFPFC_ADD || command == OFPFC_MODIFY || |
3858 | command == OFPFC_MODIFY_STRICT) { | |
f25d0cf3 BP |
3859 | fm.ofpacts = version->ofpacts; |
3860 | fm.ofpacts_len = version->ofpacts_len; | |
0199c526 | 3861 | } else { |
f25d0cf3 BP |
3862 | fm.ofpacts = NULL; |
3863 | fm.ofpacts_len = 0; | |
0199c526 | 3864 | } |
27527aa0 | 3865 | ofm = ofputil_encode_flow_mod(&fm, protocol); |
6a6b7060 BP |
3866 | minimatch_destroy(&fm.match); |
3867 | ||
417e7e66 | 3868 | ovs_list_push_back(packets, &ofm->list_node); |
0199c526 BP |
3869 | } |
3870 | ||
3871 | static void | |
1636c761 | 3872 | ofctl_replace_flows(struct ovs_cmdl_context *ctx) |
0199c526 | 3873 | { |
50f96b10 | 3874 | enum { FILE_IDX = 0, SWITCH_IDX = 1 }; |
27527aa0 | 3875 | enum ofputil_protocol usable_protocols, protocol; |
f6812140 | 3876 | struct fte_state fte_state; |
00da1ac5 JR |
3877 | struct flow_tables tables; |
3878 | struct classifier *cls; | |
ca6ba700 | 3879 | struct ovs_list requests; |
0199c526 BP |
3880 | struct vconn *vconn; |
3881 | struct fte *fte; | |
3882 | ||
f6812140 | 3883 | fte_state_init(&fte_state); |
50f96b10 | 3884 | fte_state.port_map = ports_to_accept(ctx->argv[1]); |
4bc938cc | 3885 | fte_state.table_map = tables_to_accept(ctx->argv[1]); |
f6812140 | 3886 | usable_protocols = read_flows_from_file(ctx->argv[2], &fte_state, FILE_IDX); |
0199c526 | 3887 | |
1636c761 | 3888 | protocol = open_vconn(ctx->argv[1], &vconn); |
27527aa0 BP |
3889 | protocol = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); |
3890 | ||
f6812140 JG |
3891 | read_flows_from_switch(vconn, protocol, &fte_state, SWITCH_IDX); |
3892 | ||
3893 | fte_fill(&fte_state, &tables); | |
0199c526 | 3894 | |
417e7e66 | 3895 | ovs_list_init(&requests); |
0199c526 | 3896 | |
00da1ac5 JR |
3897 | FOR_EACH_TABLE (cls, &tables) { |
3898 | /* Delete flows that exist on the switch but not in the file. */ | |
3899 | CLS_FOR_EACH (fte, rule, cls) { | |
3900 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3901 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3902 | |
00da1ac5 JR |
3903 | if (sw_ver && !file_ver) { |
3904 | fte_make_flow_mod(fte, SWITCH_IDX, OFPFC_DELETE_STRICT, | |
3905 | protocol, &requests); | |
3906 | } | |
0199c526 | 3907 | } |
0199c526 | 3908 | |
00da1ac5 JR |
3909 | /* Add flows that exist in the file but not on the switch. |
3910 | * Update flows that exist in both places but differ. */ | |
3911 | CLS_FOR_EACH (fte, rule, cls) { | |
3912 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3913 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3914 | |
00da1ac5 JR |
3915 | if (file_ver && |
3916 | (readd || !sw_ver || !fte_version_equals(sw_ver, file_ver))) { | |
3917 | fte_make_flow_mod(fte, FILE_IDX, OFPFC_ADD, protocol, | |
3918 | &requests); | |
3919 | } | |
0199c526 BP |
3920 | } |
3921 | } | |
db5076ee | 3922 | if (bundle) { |
39c94593 | 3923 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
db5076ee JR |
3924 | } else { |
3925 | transact_multiple_noreply(vconn, &requests); | |
3926 | } | |
74cb32e3 WT |
3927 | |
3928 | ofpbuf_list_delete(&requests); | |
0199c526 BP |
3929 | vconn_close(vconn); |
3930 | ||
00da1ac5 | 3931 | fte_free_all(&tables); |
8d8ab6c2 | 3932 | fte_state_destroy(&fte_state); |
0199c526 BP |
3933 | } |
3934 | ||
3935 | static void | |
f6812140 | 3936 | read_flows_from_source(const char *source, struct fte_state *state, int index) |
0199c526 BP |
3937 | { |
3938 | struct stat s; | |
3939 | ||
3940 | if (source[0] == '/' || source[0] == '.' | |
3941 | || (!strchr(source, ':') && !stat(source, &s))) { | |
f6812140 | 3942 | read_flows_from_file(source, state, index); |
0199c526 | 3943 | } else { |
27527aa0 | 3944 | enum ofputil_protocol protocol; |
0199c526 BP |
3945 | struct vconn *vconn; |
3946 | ||
27527aa0 BP |
3947 | protocol = open_vconn(source, &vconn); |
3948 | protocol = set_protocol_for_flow_dump(vconn, protocol, OFPUTIL_P_ANY); | |
f6812140 | 3949 | read_flows_from_switch(vconn, protocol, state, index); |
0199c526 | 3950 | vconn_close(vconn); |
50f96b10 BP |
3951 | |
3952 | if (!state->port_map) { | |
3953 | state->port_map = ports_to_show(source); | |
3954 | } | |
0199c526 BP |
3955 | } |
3956 | } | |
3957 | ||
3958 | static void | |
1636c761 | 3959 | ofctl_diff_flows(struct ovs_cmdl_context *ctx) |
0199c526 BP |
3960 | { |
3961 | bool differences = false; | |
f6812140 | 3962 | struct fte_state fte_state; |
00da1ac5 JR |
3963 | struct flow_tables tables; |
3964 | struct classifier *cls; | |
98f7f427 | 3965 | struct ds a_s, b_s; |
0199c526 BP |
3966 | struct fte *fte; |
3967 | ||
f6812140 JG |
3968 | fte_state_init(&fte_state); |
3969 | read_flows_from_source(ctx->argv[1], &fte_state, 0); | |
3970 | read_flows_from_source(ctx->argv[2], &fte_state, 1); | |
3971 | fte_fill(&fte_state, &tables); | |
0199c526 | 3972 | |
98f7f427 BP |
3973 | ds_init(&a_s); |
3974 | ds_init(&b_s); | |
3975 | ||
00da1ac5 JR |
3976 | FOR_EACH_TABLE (cls, &tables) { |
3977 | CLS_FOR_EACH (fte, rule, cls) { | |
3978 | struct fte_version *a = fte->versions[0]; | |
3979 | struct fte_version *b = fte->versions[1]; | |
3980 | ||
3981 | if (!a || !b || !fte_version_equals(a, b)) { | |
8d8ab6c2 JG |
3982 | fte_version_format(&fte_state, fte, 0, &a_s); |
3983 | fte_version_format(&fte_state, fte, 1, &b_s); | |
6cc9d77c BP |
3984 | if (a_s.length) { |
3985 | printf("-%s", ds_cstr(&a_s)); | |
3986 | } | |
3987 | if (b_s.length) { | |
3988 | printf("+%s", ds_cstr(&b_s)); | |
98f7f427 | 3989 | } |
6cc9d77c | 3990 | differences = true; |
0199c526 | 3991 | } |
0199c526 BP |
3992 | } |
3993 | } | |
3994 | ||
98f7f427 BP |
3995 | ds_destroy(&a_s); |
3996 | ds_destroy(&b_s); | |
3997 | ||
00da1ac5 | 3998 | fte_free_all(&tables); |
8d8ab6c2 | 3999 | fte_state_destroy(&fte_state); |
0199c526 BP |
4000 | |
4001 | if (differences) { | |
4002 | exit(2); | |
4003 | } | |
4004 | } | |
3200ed58 JR |
4005 | |
4006 | static void | |
4007 | ofctl_meter_mod__(const char *bridge, const char *str, int command) | |
4008 | { | |
4009 | struct ofputil_meter_mod mm; | |
4010 | struct vconn *vconn; | |
4011 | enum ofputil_protocol protocol; | |
4012 | enum ofputil_protocol usable_protocols; | |
4013 | enum ofp_version version; | |
4014 | ||
4015 | if (str) { | |
4016 | char *error; | |
4017 | error = parse_ofp_meter_mod_str(&mm, str, command, &usable_protocols); | |
4018 | if (error) { | |
4019 | ovs_fatal(0, "%s", error); | |
4020 | } | |
4021 | } else { | |
4022 | usable_protocols = OFPUTIL_P_OF13_UP; | |
4023 | mm.command = command; | |
4024 | mm.meter.meter_id = OFPM13_ALL; | |
2f0b69ac | 4025 | mm.meter.bands = NULL; |
3200ed58 JR |
4026 | } |
4027 | ||
4028 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
4029 | version = ofputil_protocol_to_ofp_version(protocol); | |
4030 | transact_noreply(vconn, ofputil_encode_meter_mod(version, &mm)); | |
2f0b69ac | 4031 | free(mm.meter.bands); |
3200ed58 JR |
4032 | vconn_close(vconn); |
4033 | } | |
4034 | ||
4035 | static void | |
4036 | ofctl_meter_request__(const char *bridge, const char *str, | |
4037 | enum ofputil_meter_request_type type) | |
4038 | { | |
4039 | struct ofputil_meter_mod mm; | |
4040 | struct vconn *vconn; | |
4041 | enum ofputil_protocol usable_protocols; | |
4042 | enum ofputil_protocol protocol; | |
4043 | enum ofp_version version; | |
4044 | ||
4045 | if (str) { | |
4046 | char *error; | |
4047 | error = parse_ofp_meter_mod_str(&mm, str, -1, &usable_protocols); | |
4048 | if (error) { | |
4049 | ovs_fatal(0, "%s", error); | |
4050 | } | |
4051 | } else { | |
4052 | usable_protocols = OFPUTIL_P_OF13_UP; | |
4053 | mm.meter.meter_id = OFPM13_ALL; | |
2f0b69ac | 4054 | mm.meter.bands = NULL; |
3200ed58 JR |
4055 | } |
4056 | ||
4057 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
4058 | version = ofputil_protocol_to_ofp_version(protocol); | |
182b2eef BP |
4059 | dump_transaction(vconn, ofputil_encode_meter_request(version, type, |
4060 | mm.meter.meter_id)); | |
2f0b69ac | 4061 | free(mm.meter.bands); |
3200ed58 JR |
4062 | vconn_close(vconn); |
4063 | } | |
4064 | ||
4065 | ||
4066 | static void | |
1636c761 | 4067 | ofctl_add_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 4068 | { |
1636c761 | 4069 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_ADD); |
3200ed58 JR |
4070 | } |
4071 | ||
4072 | static void | |
1636c761 | 4073 | ofctl_mod_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 4074 | { |
1636c761 | 4075 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_MODIFY); |
3200ed58 JR |
4076 | } |
4077 | ||
4078 | static void | |
1636c761 | 4079 | ofctl_del_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 4080 | { |
1636c761 | 4081 | ofctl_meter_mod__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, OFPMC13_DELETE); |
3200ed58 JR |
4082 | } |
4083 | ||
4084 | static void | |
1636c761 | 4085 | ofctl_dump_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 4086 | { |
1636c761 | 4087 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
4088 | OFPUTIL_METER_CONFIG); |
4089 | } | |
4090 | ||
4091 | static void | |
1636c761 | 4092 | ofctl_meter_stats(struct ovs_cmdl_context *ctx) |
3200ed58 | 4093 | { |
1636c761 | 4094 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
4095 | OFPUTIL_METER_STATS); |
4096 | } | |
4097 | ||
4098 | static void | |
1636c761 | 4099 | ofctl_meter_features(struct ovs_cmdl_context *ctx) |
3200ed58 | 4100 | { |
1636c761 | 4101 | ofctl_meter_request__(ctx->argv[1], NULL, OFPUTIL_METER_FEATURES); |
3200ed58 JR |
4102 | } |
4103 | ||
0199c526 | 4104 | \f |
09246b99 BP |
4105 | /* Undocumented commands for unit testing. */ |
4106 | ||
770f1f66 | 4107 | static void |
db0b6c29 JR |
4108 | ofctl_parse_flows__(struct ofputil_flow_mod *fms, size_t n_fms, |
4109 | enum ofputil_protocol usable_protocols) | |
770f1f66 | 4110 | { |
27527aa0 BP |
4111 | enum ofputil_protocol protocol = 0; |
4112 | char *usable_s; | |
4113 | size_t i; | |
770f1f66 | 4114 | |
27527aa0 BP |
4115 | usable_s = ofputil_protocols_to_string(usable_protocols); |
4116 | printf("usable protocols: %s\n", usable_s); | |
4117 | free(usable_s); | |
4118 | ||
4119 | if (!(usable_protocols & allowed_protocols)) { | |
4120 | ovs_fatal(0, "no usable protocol"); | |
4121 | } | |
4122 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
4123 | protocol = 1 << i; | |
4124 | if (protocol & usable_protocols & allowed_protocols) { | |
4125 | break; | |
4126 | } | |
4127 | } | |
cc2862a9 | 4128 | ovs_assert(is_pow2(protocol)); |
27527aa0 BP |
4129 | |
4130 | printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol)); | |
4131 | ||
4132 | for (i = 0; i < n_fms; i++) { | |
4133 | struct ofputil_flow_mod *fm = &fms[i]; | |
4134 | struct ofpbuf *msg; | |
4135 | ||
4136 | msg = ofputil_encode_flow_mod(fm, protocol); | |
4bc938cc | 4137 | ofp_print(stdout, msg->data, msg->size, NULL, NULL, verbosity); |
27527aa0 BP |
4138 | ofpbuf_delete(msg); |
4139 | ||
dc723c44 | 4140 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
6a6b7060 | 4141 | minimatch_destroy(&fm->match); |
770f1f66 BP |
4142 | } |
4143 | } | |
4144 | ||
4145 | /* "parse-flow FLOW": parses the argument as a flow (like add-flow) and prints | |
4146 | * it back to stdout. */ | |
4147 | static void | |
1636c761 | 4148 | ofctl_parse_flow(struct ovs_cmdl_context *ctx) |
770f1f66 | 4149 | { |
db0b6c29 | 4150 | enum ofputil_protocol usable_protocols; |
27527aa0 | 4151 | struct ofputil_flow_mod fm; |
bdda5aca | 4152 | char *error; |
770f1f66 | 4153 | |
4bc938cc | 4154 | error = parse_ofp_flow_mod_str(&fm, ctx->argv[1], NULL, NULL, |
50f96b10 | 4155 | OFPFC_ADD, &usable_protocols); |
bdda5aca BP |
4156 | if (error) { |
4157 | ovs_fatal(0, "%s", error); | |
4158 | } | |
db0b6c29 | 4159 | ofctl_parse_flows__(&fm, 1, usable_protocols); |
770f1f66 BP |
4160 | } |
4161 | ||
fec00620 BP |
4162 | /* "parse-flows FILENAME": reads the named file as a sequence of flows (like |
4163 | * add-flows) and prints each of the flows back to stdout. */ | |
0e581146 | 4164 | static void |
1636c761 | 4165 | ofctl_parse_flows(struct ovs_cmdl_context *ctx) |
0e581146 | 4166 | { |
db0b6c29 | 4167 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
4168 | struct ofputil_flow_mod *fms = NULL; |
4169 | size_t n_fms = 0; | |
bdda5aca | 4170 | char *error; |
0e581146 | 4171 | |
4bc938cc | 4172 | error = parse_ofp_flow_mod_file(ctx->argv[1], NULL, NULL, OFPFC_ADD, |
50f96b10 | 4173 | &fms, &n_fms, &usable_protocols); |
bdda5aca BP |
4174 | if (error) { |
4175 | ovs_fatal(0, "%s", error); | |
4176 | } | |
db0b6c29 | 4177 | ofctl_parse_flows__(fms, n_fms, usable_protocols); |
27527aa0 | 4178 | free(fms); |
0e581146 BP |
4179 | } |
4180 | ||
4304fd98 BP |
4181 | /* "parse-group GROUP": parses the argument as a group (like add-group) and |
4182 | * prints it back to stdout. */ | |
4183 | static void | |
4184 | ofctl_parse_group(struct ovs_cmdl_context *ctx) | |
4185 | { | |
4186 | enum ofputil_protocol usable_protocols; | |
4187 | struct ofputil_group_mod gm; | |
4188 | char *error = parse_ofp_group_mod_str(&gm, OFPGC11_ADD, ctx->argv[1], NULL, | |
4189 | NULL, &usable_protocols); | |
4190 | if (error) { | |
4191 | ovs_fatal(0, "%s", error); | |
4192 | } | |
4193 | ||
4194 | char *usable_s = ofputil_protocols_to_string(usable_protocols); | |
4195 | printf("usable protocols: %s\n", usable_s); | |
4196 | free(usable_s); | |
4197 | ||
4198 | if (!(usable_protocols & allowed_protocols)) { | |
4199 | ovs_fatal(0, "no usable protocol"); | |
4200 | } | |
4201 | enum ofputil_protocol protocol = 0; | |
4202 | for (int i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
4203 | protocol = 1 << i; | |
4204 | if (protocol & usable_protocols & allowed_protocols) { | |
4205 | break; | |
4206 | } | |
4207 | } | |
4208 | ||
4209 | enum ofp_version version = ofputil_protocol_to_ofp_version(protocol); | |
4210 | printf("chosen version: %s\n", ofputil_version_to_string(version)); | |
4211 | ||
4212 | struct ofpbuf *msg = ofputil_encode_group_mod(version, &gm, NULL, false); | |
4213 | ofp_print(stdout, msg->data, msg->size, NULL, NULL, verbosity); | |
4214 | ofpbuf_delete(msg); | |
4215 | ||
4216 | ofputil_uninit_group_mod(&gm); | |
4217 | } | |
4218 | ||
064af421 | 4219 | static void |
9d84066c | 4220 | ofctl_parse_nxm__(bool oxm, enum ofp_version version) |
09246b99 BP |
4221 | { |
4222 | struct ds in; | |
4223 | ||
4224 | ds_init(&in); | |
06d7ae7d | 4225 | while (!ds_get_test_line(&in, stdin)) { |
09246b99 | 4226 | struct ofpbuf nx_match; |
81a76618 | 4227 | struct match match; |
e729e793 | 4228 | ovs_be64 cookie, cookie_mask; |
90bf1e07 | 4229 | enum ofperr error; |
09246b99 | 4230 | int match_len; |
09246b99 BP |
4231 | |
4232 | /* Convert string to nx_match. */ | |
4233 | ofpbuf_init(&nx_match, 0); | |
7623f4dd SH |
4234 | if (oxm) { |
4235 | match_len = oxm_match_from_string(ds_cstr(&in), &nx_match); | |
4236 | } else { | |
4237 | match_len = nx_match_from_string(ds_cstr(&in), &nx_match); | |
4238 | } | |
09246b99 | 4239 | |
81a76618 | 4240 | /* Convert nx_match to match. */ |
102ce766 | 4241 | if (strict) { |
7623f4dd | 4242 | if (oxm) { |
d7892c81 | 4243 | error = oxm_pull_match(&nx_match, false, NULL, NULL, &match); |
7623f4dd | 4244 | } else { |
d7892c81 YHW |
4245 | error = nx_pull_match(&nx_match, match_len, &match, &cookie, |
4246 | &cookie_mask, false, NULL, NULL); | |
7623f4dd | 4247 | } |
102ce766 | 4248 | } else { |
7623f4dd | 4249 | if (oxm) { |
d7892c81 | 4250 | error = oxm_pull_match_loose(&nx_match, false, NULL, &match); |
7623f4dd | 4251 | } else { |
81a76618 | 4252 | error = nx_pull_match_loose(&nx_match, match_len, &match, |
d7892c81 YHW |
4253 | &cookie, &cookie_mask, false, |
4254 | NULL); | |
7623f4dd | 4255 | } |
102ce766 EJ |
4256 | } |
4257 | ||
7623f4dd | 4258 | |
09246b99 BP |
4259 | if (!error) { |
4260 | char *out; | |
4261 | ||
81a76618 | 4262 | /* Convert match back to nx_match. */ |
09246b99 BP |
4263 | ofpbuf_uninit(&nx_match); |
4264 | ofpbuf_init(&nx_match, 0); | |
7623f4dd | 4265 | if (oxm) { |
9d84066c | 4266 | match_len = oxm_put_match(&nx_match, &match, version); |
db5a1019 | 4267 | out = oxm_match_to_string(&nx_match, match_len); |
7623f4dd | 4268 | } else { |
81a76618 | 4269 | match_len = nx_put_match(&nx_match, &match, |
7623f4dd | 4270 | cookie, cookie_mask); |
6fd6ed71 | 4271 | out = nx_match_to_string(nx_match.data, match_len); |
7623f4dd | 4272 | } |
09246b99 | 4273 | |
09246b99 BP |
4274 | puts(out); |
4275 | free(out); | |
508a9338 BP |
4276 | |
4277 | if (verbosity > 0) { | |
6fd6ed71 | 4278 | ovs_hex_dump(stdout, nx_match.data, nx_match.size, 0, false); |
508a9338 | 4279 | } |
09246b99 | 4280 | } else { |
90bf1e07 BP |
4281 | printf("nx_pull_match() returned error %s\n", |
4282 | ofperr_get_name(error)); | |
09246b99 BP |
4283 | } |
4284 | ||
4285 | ofpbuf_uninit(&nx_match); | |
4286 | } | |
4287 | ds_destroy(&in); | |
064af421 BP |
4288 | } |
4289 | ||
b5ae8913 SH |
4290 | /* "parse-nxm": reads a series of NXM nx_match specifications as strings from |
4291 | * stdin, does some internal fussing with them, and then prints them back as | |
4292 | * strings on stdout. */ | |
4293 | static void | |
1636c761 | 4294 | ofctl_parse_nxm(struct ovs_cmdl_context *ctx OVS_UNUSED) |
b5ae8913 | 4295 | { |
2f4aba0b | 4296 | ofctl_parse_nxm__(false, 0); |
b5ae8913 SH |
4297 | } |
4298 | ||
9d84066c BP |
4299 | /* "parse-oxm VERSION": reads a series of OXM nx_match specifications as |
4300 | * strings from stdin, does some internal fussing with them, and then prints | |
4301 | * them back as strings on stdout. VERSION must specify an OpenFlow version, | |
4302 | * e.g. "OpenFlow12". */ | |
b5ae8913 | 4303 | static void |
1636c761 | 4304 | ofctl_parse_oxm(struct ovs_cmdl_context *ctx) |
b5ae8913 | 4305 | { |
1636c761 | 4306 | enum ofp_version version = ofputil_version_from_string(ctx->argv[1]); |
9d84066c | 4307 | if (version < OFP12_VERSION) { |
1636c761 | 4308 | ovs_fatal(0, "%s: not a valid version for OXM", ctx->argv[1]); |
9d84066c BP |
4309 | } |
4310 | ||
2f4aba0b | 4311 | ofctl_parse_nxm__(true, version); |
b5ae8913 SH |
4312 | } |
4313 | ||
f25d0cf3 | 4314 | static void |
96628ae8 BP |
4315 | print_differences(const char *prefix, |
4316 | const void *a_, size_t a_len, | |
f25d0cf3 BP |
4317 | const void *b_, size_t b_len) |
4318 | { | |
4319 | const uint8_t *a = a_; | |
4320 | const uint8_t *b = b_; | |
4321 | size_t i; | |
4322 | ||
4323 | for (i = 0; i < MIN(a_len, b_len); i++) { | |
4324 | if (a[i] != b[i]) { | |
34582733 | 4325 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> %02"PRIx8"\n", |
96628ae8 | 4326 | prefix, i, a[i], b[i]); |
f25d0cf3 BP |
4327 | } |
4328 | } | |
4329 | for (i = a_len; i < b_len; i++) { | |
34582733 | 4330 | printf("%s%2"PRIuSIZE": (none) -> %02"PRIx8"\n", prefix, i, b[i]); |
f25d0cf3 BP |
4331 | } |
4332 | for (i = b_len; i < a_len; i++) { | |
34582733 | 4333 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> (none)\n", prefix, i, a[i]); |
f25d0cf3 BP |
4334 | } |
4335 | } | |
4336 | ||
f25d0cf3 | 4337 | static void |
65a8a59e | 4338 | ofctl_parse_actions__(const char *version_s, bool instructions) |
f25d0cf3 | 4339 | { |
65a8a59e | 4340 | enum ofp_version version; |
f25d0cf3 BP |
4341 | struct ds in; |
4342 | ||
65a8a59e BP |
4343 | version = ofputil_version_from_string(version_s); |
4344 | if (!version) { | |
4345 | ovs_fatal(0, "%s: not a valid OpenFlow version", version_s); | |
4346 | } | |
4347 | ||
f25d0cf3 | 4348 | ds_init(&in); |
bdda5aca | 4349 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
65a8a59e BP |
4350 | struct ofpbuf of_out; |
4351 | struct ofpbuf of_in; | |
f25d0cf3 | 4352 | struct ofpbuf ofpacts; |
65a8a59e BP |
4353 | const char *table_id; |
4354 | char *actions; | |
f25d0cf3 BP |
4355 | enum ofperr error; |
4356 | size_t size; | |
4357 | struct ds s; | |
4358 | ||
65a8a59e BP |
4359 | /* Parse table_id separated with the follow-up actions by ",", if |
4360 | * any. */ | |
4361 | actions = ds_cstr(&in); | |
4362 | table_id = NULL; | |
4363 | if (strstr(actions, ",")) { | |
4364 | table_id = strsep(&actions, ","); | |
4365 | } | |
4366 | ||
f25d0cf3 | 4367 | /* Parse hex bytes. */ |
65a8a59e BP |
4368 | ofpbuf_init(&of_in, 0); |
4369 | if (ofpbuf_put_hex(&of_in, actions, NULL)[0] != '\0') { | |
f25d0cf3 BP |
4370 | ovs_fatal(0, "Trailing garbage in hex data"); |
4371 | } | |
4372 | ||
4373 | /* Convert to ofpacts. */ | |
4374 | ofpbuf_init(&ofpacts, 0); | |
6fd6ed71 | 4375 | size = of_in.size; |
8f2cded4 BP |
4376 | error = (instructions |
4377 | ? ofpacts_pull_openflow_instructions | |
4378 | : ofpacts_pull_openflow_actions)( | |
5c7c16d8 | 4379 | &of_in, of_in.size, version, NULL, NULL, &ofpacts); |
65a8a59e BP |
4380 | if (!error && instructions) { |
4381 | /* Verify actions, enforce consistency. */ | |
ae6f7530 BP |
4382 | struct match match = MATCH_CATCHALL_INITIALIZER; |
4383 | struct ofpact_check_params cp = { | |
4384 | .match = &match, | |
4385 | .max_ports = OFPP_MAX, | |
4386 | .table_id = table_id ? atoi(table_id) : 0, | |
4387 | .n_tables = OFPTT_MAX + 1, | |
4388 | }; | |
4389 | error = ofpacts_check_consistency( | |
4390 | ofpacts.data, ofpacts.size, | |
4391 | ofputil_protocols_from_ofp_version(version), &cp); | |
65a8a59e | 4392 | } |
f25d0cf3 | 4393 | if (error) { |
65a8a59e BP |
4394 | printf("bad %s %s: %s\n\n", |
4395 | version_s, instructions ? "instructions" : "actions", | |
4396 | ofperr_get_name(error)); | |
f25d0cf3 | 4397 | ofpbuf_uninit(&ofpacts); |
65a8a59e | 4398 | ofpbuf_uninit(&of_in); |
f25d0cf3 BP |
4399 | continue; |
4400 | } | |
65a8a59e | 4401 | ofpbuf_push_uninit(&of_in, size); |
f25d0cf3 BP |
4402 | |
4403 | /* Print cls_rule. */ | |
4404 | ds_init(&s); | |
455ecd77 | 4405 | ds_put_cstr(&s, "actions="); |
efefbcae BP |
4406 | struct ofpact_format_params fp = { .s = &s }; |
4407 | ofpacts_format(ofpacts.data, ofpacts.size, &fp); | |
f25d0cf3 BP |
4408 | puts(ds_cstr(&s)); |
4409 | ds_destroy(&s); | |
4410 | ||
4411 | /* Convert back to ofp10 actions and print differences from input. */ | |
65a8a59e BP |
4412 | ofpbuf_init(&of_out, 0); |
4413 | if (instructions) { | |
6fd6ed71 PS |
4414 | ofpacts_put_openflow_instructions(ofpacts.data, ofpacts.size, |
4415 | &of_out, version); | |
65a8a59e | 4416 | } else { |
6fd6ed71 | 4417 | ofpacts_put_openflow_actions(ofpacts.data, ofpacts.size, |
65a8a59e BP |
4418 | &of_out, version); |
4419 | } | |
f25d0cf3 | 4420 | |
6fd6ed71 PS |
4421 | print_differences("", of_in.data, of_in.size, |
4422 | of_out.data, of_out.size); | |
f25d0cf3 BP |
4423 | putchar('\n'); |
4424 | ||
4425 | ofpbuf_uninit(&ofpacts); | |
65a8a59e BP |
4426 | ofpbuf_uninit(&of_in); |
4427 | ofpbuf_uninit(&of_out); | |
f25d0cf3 BP |
4428 | } |
4429 | ds_destroy(&in); | |
4430 | } | |
4431 | ||
65a8a59e BP |
4432 | /* "parse-actions VERSION": reads a series of action specifications for the |
4433 | * given OpenFlow VERSION as hex bytes from stdin, converts them to ofpacts, | |
4434 | * prints them as strings on stdout, and then converts them back to hex bytes | |
4435 | * and prints any differences from the input. */ | |
8f2cded4 | 4436 | static void |
1636c761 | 4437 | ofctl_parse_actions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 4438 | { |
1636c761 | 4439 | ofctl_parse_actions__(ctx->argv[1], false); |
8f2cded4 BP |
4440 | } |
4441 | ||
65a8a59e BP |
4442 | /* "parse-actions VERSION": reads a series of instruction specifications for |
4443 | * the given OpenFlow VERSION as hex bytes from stdin, converts them to | |
4444 | * ofpacts, prints them as strings on stdout, and then converts them back to | |
4445 | * hex bytes and prints any differences from the input. */ | |
8f2cded4 | 4446 | static void |
1636c761 | 4447 | ofctl_parse_instructions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 4448 | { |
1636c761 | 4449 | ofctl_parse_actions__(ctx->argv[1], true); |
8f2cded4 BP |
4450 | } |
4451 | ||
96628ae8 BP |
4452 | /* "parse-ofp10-match": reads a series of ofp10_match specifications as hex |
4453 | * bytes from stdin, converts them to cls_rules, prints them as strings on | |
4454 | * stdout, and then converts them back to hex bytes and prints any differences | |
8812ec2c BP |
4455 | * from the input. |
4456 | * | |
4457 | * The input hex bytes may contain "x"s to represent "don't-cares", bytes whose | |
4458 | * values are ignored in the input and will be set to zero when OVS converts | |
4459 | * them back to hex bytes. ovs-ofctl actually sets "x"s to random bits when | |
4460 | * it does the conversion to hex, to ensure that in fact they are ignored. */ | |
96628ae8 | 4461 | static void |
1636c761 | 4462 | ofctl_parse_ofp10_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
96628ae8 | 4463 | { |
8812ec2c | 4464 | struct ds expout; |
96628ae8 BP |
4465 | struct ds in; |
4466 | ||
4467 | ds_init(&in); | |
8812ec2c | 4468 | ds_init(&expout); |
bdda5aca | 4469 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
8812ec2c | 4470 | struct ofpbuf match_in, match_expout; |
96628ae8 BP |
4471 | struct ofp10_match match_out; |
4472 | struct ofp10_match match_normal; | |
81a76618 | 4473 | struct match match; |
8812ec2c BP |
4474 | char *p; |
4475 | ||
4476 | /* Parse hex bytes to use for expected output. */ | |
4477 | ds_clear(&expout); | |
4478 | ds_put_cstr(&expout, ds_cstr(&in)); | |
4479 | for (p = ds_cstr(&expout); *p; p++) { | |
4480 | if (*p == 'x') { | |
4481 | *p = '0'; | |
4482 | } | |
4483 | } | |
4484 | ofpbuf_init(&match_expout, 0); | |
4485 | if (ofpbuf_put_hex(&match_expout, ds_cstr(&expout), NULL)[0] != '\0') { | |
4486 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4487 | } | |
6fd6ed71 | 4488 | if (match_expout.size != sizeof(struct ofp10_match)) { |
437d0d22 | 4489 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4490 | match_expout.size, sizeof(struct ofp10_match)); |
8812ec2c | 4491 | } |
96628ae8 | 4492 | |
8812ec2c BP |
4493 | /* Parse hex bytes for input. */ |
4494 | for (p = ds_cstr(&in); *p; p++) { | |
4495 | if (*p == 'x') { | |
4496 | *p = "0123456789abcdef"[random_uint32() & 0xf]; | |
4497 | } | |
4498 | } | |
96628ae8 BP |
4499 | ofpbuf_init(&match_in, 0); |
4500 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
4501 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4502 | } | |
6fd6ed71 | 4503 | if (match_in.size != sizeof(struct ofp10_match)) { |
437d0d22 | 4504 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4505 | match_in.size, sizeof(struct ofp10_match)); |
96628ae8 BP |
4506 | } |
4507 | ||
4508 | /* Convert to cls_rule and print. */ | |
6fd6ed71 | 4509 | ofputil_match_from_ofp10_match(match_in.data, &match); |
50f96b10 | 4510 | match_print(&match, NULL); |
96628ae8 BP |
4511 | |
4512 | /* Convert back to ofp10_match and print differences from input. */ | |
81a76618 | 4513 | ofputil_match_to_ofp10_match(&match, &match_out); |
6fd6ed71 | 4514 | print_differences("", match_expout.data, match_expout.size, |
96628ae8 BP |
4515 | &match_out, sizeof match_out); |
4516 | ||
4517 | /* Normalize, then convert and compare again. */ | |
81a76618 BP |
4518 | ofputil_normalize_match(&match); |
4519 | ofputil_match_to_ofp10_match(&match, &match_normal); | |
96628ae8 BP |
4520 | print_differences("normal: ", &match_out, sizeof match_out, |
4521 | &match_normal, sizeof match_normal); | |
4522 | putchar('\n'); | |
4523 | ||
4524 | ofpbuf_uninit(&match_in); | |
8812ec2c | 4525 | ofpbuf_uninit(&match_expout); |
96628ae8 BP |
4526 | } |
4527 | ds_destroy(&in); | |
8812ec2c | 4528 | ds_destroy(&expout); |
96628ae8 BP |
4529 | } |
4530 | ||
410698cf | 4531 | /* "parse-ofp11-match": reads a series of ofp11_match specifications as hex |
81a76618 BP |
4532 | * bytes from stdin, converts them to "struct match"es, prints them as strings |
4533 | * on stdout, and then converts them back to hex bytes and prints any | |
4534 | * differences from the input. */ | |
410698cf | 4535 | static void |
1636c761 | 4536 | ofctl_parse_ofp11_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
410698cf BP |
4537 | { |
4538 | struct ds in; | |
4539 | ||
4540 | ds_init(&in); | |
bdda5aca | 4541 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
410698cf BP |
4542 | struct ofpbuf match_in; |
4543 | struct ofp11_match match_out; | |
81a76618 | 4544 | struct match match; |
410698cf | 4545 | enum ofperr error; |
410698cf BP |
4546 | |
4547 | /* Parse hex bytes. */ | |
4548 | ofpbuf_init(&match_in, 0); | |
4549 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
4550 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4551 | } | |
6fd6ed71 | 4552 | if (match_in.size != sizeof(struct ofp11_match)) { |
437d0d22 | 4553 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4554 | match_in.size, sizeof(struct ofp11_match)); |
410698cf BP |
4555 | } |
4556 | ||
81a76618 | 4557 | /* Convert to match. */ |
6fd6ed71 | 4558 | error = ofputil_match_from_ofp11_match(match_in.data, &match); |
410698cf BP |
4559 | if (error) { |
4560 | printf("bad ofp11_match: %s\n\n", ofperr_get_name(error)); | |
4561 | ofpbuf_uninit(&match_in); | |
4562 | continue; | |
4563 | } | |
4564 | ||
81a76618 | 4565 | /* Print match. */ |
50f96b10 | 4566 | match_print(&match, NULL); |
410698cf BP |
4567 | |
4568 | /* Convert back to ofp11_match and print differences from input. */ | |
81a76618 | 4569 | ofputil_match_to_ofp11_match(&match, &match_out); |
410698cf | 4570 | |
6fd6ed71 | 4571 | print_differences("", match_in.data, match_in.size, |
d01c980f BP |
4572 | &match_out, sizeof match_out); |
4573 | putchar('\n'); | |
410698cf | 4574 | |
d01c980f BP |
4575 | ofpbuf_uninit(&match_in); |
4576 | } | |
4577 | ds_destroy(&in); | |
4578 | } | |
4579 | ||
77ab5fd2 BP |
4580 | /* "parse-pcap PCAP...": read packets from each PCAP file and print their |
4581 | * flows. */ | |
14249c02 | 4582 | static void |
1636c761 | 4583 | ofctl_parse_pcap(struct ovs_cmdl_context *ctx) |
14249c02 | 4584 | { |
77ab5fd2 BP |
4585 | int error = 0; |
4586 | for (int i = 1; i < ctx->argc; i++) { | |
4587 | const char *filename = ctx->argv[i]; | |
b6e840ae | 4588 | struct pcap_file *pcap = ovs_pcap_open(filename, "rb"); |
77ab5fd2 BP |
4589 | if (!pcap) { |
4590 | error = errno; | |
4591 | ovs_error(error, "%s: open failed", filename); | |
4592 | continue; | |
4593 | } | |
14249c02 | 4594 | |
77ab5fd2 BP |
4595 | for (;;) { |
4596 | struct dp_packet *packet; | |
4597 | struct flow flow; | |
4598 | int retval; | |
14249c02 | 4599 | |
77ab5fd2 BP |
4600 | retval = ovs_pcap_read(pcap, &packet, NULL); |
4601 | if (retval == EOF) { | |
4602 | break; | |
4603 | } else if (retval) { | |
4604 | error = retval; | |
4605 | ovs_error(error, "%s: read failed", filename); | |
8bdf4e67 | 4606 | break; |
77ab5fd2 | 4607 | } |
14249c02 | 4608 | |
117d7249 | 4609 | pkt_metadata_init(&packet->md, u32_to_odp(ofp_to_u16(OFPP_ANY))); |
77ab5fd2 | 4610 | flow_extract(packet, &flow); |
50f96b10 | 4611 | flow_print(stdout, &flow, NULL); |
77ab5fd2 BP |
4612 | putchar('\n'); |
4613 | dp_packet_delete(packet); | |
14249c02 | 4614 | } |
b6e840ae | 4615 | ovs_pcap_close(pcap); |
14249c02 | 4616 | } |
77ab5fd2 | 4617 | exit(error); |
14249c02 BP |
4618 | } |
4619 | ||
df778240 BP |
4620 | /* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and |
4621 | * mask values to and from various formats and prints the results. */ | |
4622 | static void | |
1636c761 | 4623 | ofctl_check_vlan(struct ovs_cmdl_context *ctx) |
df778240 | 4624 | { |
81a76618 | 4625 | struct match match; |
df778240 BP |
4626 | |
4627 | char *string_s; | |
4628 | struct ofputil_flow_mod fm; | |
4629 | ||
4630 | struct ofpbuf nxm; | |
81a76618 | 4631 | struct match nxm_match; |
df778240 BP |
4632 | int nxm_match_len; |
4633 | char *nxm_s; | |
4634 | ||
81a76618 BP |
4635 | struct ofp10_match of10_raw; |
4636 | struct match of10_match; | |
df778240 | 4637 | |
81a76618 BP |
4638 | struct ofp11_match of11_raw; |
4639 | struct match of11_match; | |
df778240 BP |
4640 | |
4641 | enum ofperr error; | |
bdda5aca | 4642 | char *error_s; |
df778240 | 4643 | |
db0b6c29 JR |
4644 | enum ofputil_protocol usable_protocols; /* Unused for now. */ |
4645 | ||
81a76618 | 4646 | match_init_catchall(&match); |
f0fb825a EG |
4647 | match.flow.vlans[0].tci = htons(strtoul(ctx->argv[1], NULL, 16)); |
4648 | match.wc.masks.vlans[0].tci = htons(strtoul(ctx->argv[2], NULL, 16)); | |
df778240 BP |
4649 | |
4650 | /* Convert to and from string. */ | |
50f96b10 | 4651 | string_s = match_to_string(&match, NULL, OFP_DEFAULT_PRIORITY); |
df778240 BP |
4652 | printf("%s -> ", string_s); |
4653 | fflush(stdout); | |
4bc938cc | 4654 | error_s = parse_ofp_str(&fm, -1, string_s, NULL, NULL, &usable_protocols); |
bdda5aca BP |
4655 | if (error_s) { |
4656 | ovs_fatal(0, "%s", error_s); | |
4657 | } | |
6a6b7060 BP |
4658 | struct match fm_match; |
4659 | minimatch_expand(&fm.match, &fm_match); | |
df778240 | 4660 | printf("%04"PRIx16"/%04"PRIx16"\n", |
6a6b7060 BP |
4661 | ntohs(fm_match.flow.vlans[0].tci), |
4662 | ntohs(fm_match.wc.masks.vlans[0].tci)); | |
4d859fa9 | 4663 | free(string_s); |
6a6b7060 | 4664 | minimatch_destroy(&fm.match); |
df778240 BP |
4665 | |
4666 | /* Convert to and from NXM. */ | |
4667 | ofpbuf_init(&nxm, 0); | |
81a76618 | 4668 | nxm_match_len = nx_put_match(&nxm, &match, htonll(0), htonll(0)); |
6fd6ed71 | 4669 | nxm_s = nx_match_to_string(nxm.data, nxm_match_len); |
d7892c81 YHW |
4670 | error = nx_pull_match(&nxm, nxm_match_len, &nxm_match, NULL, NULL, false, |
4671 | NULL, NULL); | |
df778240 BP |
4672 | printf("NXM: %s -> ", nxm_s); |
4673 | if (error) { | |
4674 | printf("%s\n", ofperr_to_string(error)); | |
4675 | } else { | |
4676 | printf("%04"PRIx16"/%04"PRIx16"\n", | |
f0fb825a EG |
4677 | ntohs(nxm_match.flow.vlans[0].tci), |
4678 | ntohs(nxm_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4679 | } |
4680 | free(nxm_s); | |
4681 | ofpbuf_uninit(&nxm); | |
4682 | ||
476a0e9e SH |
4683 | /* Convert to and from OXM. */ |
4684 | ofpbuf_init(&nxm, 0); | |
9d84066c | 4685 | nxm_match_len = oxm_put_match(&nxm, &match, OFP12_VERSION); |
db5a1019 | 4686 | nxm_s = oxm_match_to_string(&nxm, nxm_match_len); |
d7892c81 | 4687 | error = oxm_pull_match(&nxm, false, NULL, NULL, &nxm_match); |
476a0e9e SH |
4688 | printf("OXM: %s -> ", nxm_s); |
4689 | if (error) { | |
4690 | printf("%s\n", ofperr_to_string(error)); | |
4691 | } else { | |
f0fb825a | 4692 | uint16_t vid = ntohs(nxm_match.flow.vlans[0].tci) & |
476a0e9e | 4693 | (VLAN_VID_MASK | VLAN_CFI); |
f0fb825a | 4694 | uint16_t mask = ntohs(nxm_match.wc.masks.vlans[0].tci) & |
476a0e9e SH |
4695 | (VLAN_VID_MASK | VLAN_CFI); |
4696 | ||
4697 | printf("%04"PRIx16"/%04"PRIx16",", vid, mask); | |
f0fb825a | 4698 | if (vid && vlan_tci_to_pcp(nxm_match.wc.masks.vlans[0].tci)) { |
fd13c6b5 | 4699 | printf("%02d\n", vlan_tci_to_pcp(nxm_match.flow.vlans[0].tci)); |
476a0e9e SH |
4700 | } else { |
4701 | printf("--\n"); | |
4702 | } | |
4703 | } | |
4704 | free(nxm_s); | |
4705 | ofpbuf_uninit(&nxm); | |
4706 | ||
df778240 | 4707 | /* Convert to and from OpenFlow 1.0. */ |
81a76618 BP |
4708 | ofputil_match_to_ofp10_match(&match, &of10_raw); |
4709 | ofputil_match_from_ofp10_match(&of10_raw, &of10_match); | |
df778240 | 4710 | printf("OF1.0: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
4711 | ntohs(of10_raw.dl_vlan), |
4712 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN)) != 0, | |
4713 | of10_raw.dl_vlan_pcp, | |
4714 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN_PCP)) != 0, | |
f0fb825a EG |
4715 | ntohs(of10_match.flow.vlans[0].tci), |
4716 | ntohs(of10_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4717 | |
4718 | /* Convert to and from OpenFlow 1.1. */ | |
81a76618 BP |
4719 | ofputil_match_to_ofp11_match(&match, &of11_raw); |
4720 | ofputil_match_from_ofp11_match(&of11_raw, &of11_match); | |
df778240 | 4721 | printf("OF1.1: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
4722 | ntohs(of11_raw.dl_vlan), |
4723 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN)) != 0, | |
4724 | of11_raw.dl_vlan_pcp, | |
4725 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN_PCP)) != 0, | |
f0fb825a EG |
4726 | ntohs(of11_match.flow.vlans[0].tci), |
4727 | ntohs(of11_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4728 | } |
4729 | ||
2e0525bc SH |
4730 | /* "print-error ENUM": Prints the type and code of ENUM for every OpenFlow |
4731 | * version. */ | |
4732 | static void | |
1636c761 | 4733 | ofctl_print_error(struct ovs_cmdl_context *ctx) |
2e0525bc SH |
4734 | { |
4735 | enum ofperr error; | |
4736 | int version; | |
4737 | ||
1636c761 | 4738 | error = ofperr_from_name(ctx->argv[1]); |
2e0525bc | 4739 | if (!error) { |
1636c761 | 4740 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
2e0525bc SH |
4741 | } |
4742 | ||
4743 | for (version = 0; version <= UINT8_MAX; version++) { | |
688e86e1 | 4744 | const char *name = ofperr_domain_get_name(version); |
514887ee BP |
4745 | if (name) { |
4746 | int vendor = ofperr_get_vendor(error, version); | |
4747 | int type = ofperr_get_type(error, version); | |
4748 | int code = ofperr_get_code(error, version); | |
4749 | ||
4750 | if (vendor != -1 || type != -1 || code != -1) { | |
4751 | printf("%s: vendor %#x, type %d, code %d\n", | |
4752 | name, vendor, type, code); | |
4753 | } | |
2e0525bc | 4754 | } |
2e0525bc SH |
4755 | } |
4756 | } | |
4757 | ||
edd70aa7 BP |
4758 | /* "encode-error-reply ENUM REQUEST": Encodes an error reply to REQUEST for the |
4759 | * error named ENUM and prints the error reply in hex. */ | |
4760 | static void | |
1636c761 | 4761 | ofctl_encode_error_reply(struct ovs_cmdl_context *ctx) |
edd70aa7 BP |
4762 | { |
4763 | const struct ofp_header *oh; | |
4764 | struct ofpbuf request, *reply; | |
4765 | enum ofperr error; | |
4766 | ||
1636c761 | 4767 | error = ofperr_from_name(ctx->argv[1]); |
edd70aa7 | 4768 | if (!error) { |
1636c761 | 4769 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
edd70aa7 BP |
4770 | } |
4771 | ||
4772 | ofpbuf_init(&request, 0); | |
1636c761 | 4773 | if (ofpbuf_put_hex(&request, ctx->argv[2], NULL)[0] != '\0') { |
edd70aa7 BP |
4774 | ovs_fatal(0, "Trailing garbage in hex data"); |
4775 | } | |
6fd6ed71 | 4776 | if (request.size < sizeof(struct ofp_header)) { |
edd70aa7 BP |
4777 | ovs_fatal(0, "Request too short"); |
4778 | } | |
4779 | ||
6fd6ed71 PS |
4780 | oh = request.data; |
4781 | if (request.size != ntohs(oh->length)) { | |
edd70aa7 BP |
4782 | ovs_fatal(0, "Request size inconsistent"); |
4783 | } | |
4784 | ||
6fd6ed71 | 4785 | reply = ofperr_encode_reply(error, request.data); |
edd70aa7 BP |
4786 | ofpbuf_uninit(&request); |
4787 | ||
6fd6ed71 | 4788 | ovs_hex_dump(stdout, reply->data, reply->size, 0, false); |
edd70aa7 BP |
4789 | ofpbuf_delete(reply); |
4790 | } | |
4791 | ||
7080b4a2 BP |
4792 | /* Usage: |
4793 | * ofp-print HEXSTRING [VERBOSITY] | |
4794 | * ofp-print - [VERBOSITY] < HEXSTRING_FILE | |
4795 | * ofp-print --raw - [VERBOSITY] < RAW_FILE | |
8b227701 | 4796 | * |
7080b4a2 BP |
4797 | * Converts the hex digits in HEXSTRING into binary data, interpreting them as |
4798 | * an OpenFlow message, and prints the OpenFlow message on stdout, at VERBOSITY | |
4799 | * (level 2 by default). With -, hex data is read from HEXSTRING_FILE, and | |
4800 | * with --raw -, raw binary data is read from RAW_FILE. */ | |
fec00620 | 4801 | static void |
1636c761 | 4802 | ofctl_ofp_print(struct ovs_cmdl_context *ctx) |
fec00620 | 4803 | { |
396d492c | 4804 | int verbosity_ = ctx->argc > 2 ? atoi(ctx->argv[2]) : 2; |
8b227701 | 4805 | |
7080b4a2 BP |
4806 | struct ofpbuf packet; |
4807 | ofpbuf_init(&packet, 0); | |
8b227701 | 4808 | |
7080b4a2 BP |
4809 | char *buffer = NULL; |
4810 | if (!strcmp(ctx->argv[1], "-")) { | |
4811 | if (raw) { | |
4812 | for (;;) { | |
4813 | int c = getchar(); | |
4814 | if (c == EOF) { | |
4815 | break; | |
4816 | } | |
4817 | ofpbuf_put(&packet, &c, 1); | |
4818 | } | |
4819 | } else { | |
4820 | struct ds line = DS_EMPTY_INITIALIZER; | |
4821 | if (ds_get_line(&line, stdin)) { | |
4822 | VLOG_FATAL("Failed to read stdin"); | |
4823 | } | |
4824 | buffer = ds_steal_cstr(&line); | |
8b227701 | 4825 | } |
7080b4a2 BP |
4826 | } else { |
4827 | buffer = xstrdup(ctx->argv[1]); | |
8b227701 | 4828 | } |
7080b4a2 | 4829 | if (buffer && ofpbuf_put_hex(&packet, buffer, NULL)[0] != '\0') { |
fec00620 BP |
4830 | ovs_fatal(0, "trailing garbage following hex bytes"); |
4831 | } | |
7080b4a2 | 4832 | free(buffer); |
396d492c | 4833 | ofp_print(stdout, packet.data, packet.size, NULL, NULL, verbosity_); |
fec00620 BP |
4834 | ofpbuf_uninit(&packet); |
4835 | } | |
4836 | ||
681ea7a0 BP |
4837 | /* "encode-hello BITMAP...": Encodes each BITMAP as an OpenFlow hello message |
4838 | * and dumps each message in hex. */ | |
4839 | static void | |
1636c761 | 4840 | ofctl_encode_hello(struct ovs_cmdl_context *ctx) |
681ea7a0 | 4841 | { |
1636c761 | 4842 | uint32_t bitmap = strtol(ctx->argv[1], NULL, 0); |
681ea7a0 BP |
4843 | struct ofpbuf *hello; |
4844 | ||
4845 | hello = ofputil_encode_hello(bitmap); | |
6fd6ed71 | 4846 | ovs_hex_dump(stdout, hello->data, hello->size, 0, false); |
4bc938cc | 4847 | ofp_print(stdout, hello->data, hello->size, NULL, NULL, verbosity); |
681ea7a0 BP |
4848 | ofpbuf_delete(hello); |
4849 | } | |
4850 | ||
4a48cdfb BP |
4851 | static void |
4852 | ofctl_parse_key_value(struct ovs_cmdl_context *ctx) | |
4853 | { | |
4854 | for (size_t i = 1; i < ctx->argc; i++) { | |
4855 | char *s = ctx->argv[i]; | |
4856 | char *key, *value; | |
4857 | int j = 0; | |
4858 | while (ofputil_parse_key_value(&s, &key, &value)) { | |
4859 | if (j++) { | |
4860 | fputs(", ", stdout); | |
4861 | } | |
4862 | fputs(key, stdout); | |
4863 | if (value[0]) { | |
4864 | printf("=%s", value); | |
4865 | } | |
4866 | } | |
4867 | putchar('\n'); | |
4868 | } | |
4869 | } | |
4870 | ||
d060b8ab BP |
4871 | /* "compose-packet [--pcap] FLOW [L7]": Converts the OpenFlow flow |
4872 | * specification FLOW to a packet with flow_compose() and prints the hex bytes | |
4873 | * in the packet on stdout. Also verifies that the flow extracted from that | |
4874 | * packet matches the original FLOW. | |
4875 | * | |
4876 | * With --pcap, prints the packet to stdout instead as a pcap file, so that you | |
31bd820c BP |
4877 | * can do something like "ovs-ofctl --pcap compose-packet udp | tcpdump -vvvv |
4878 | * -r-" to use another tool to dump the packet contents. | |
d060b8ab BP |
4879 | * |
4880 | * If L7 is specified, draws the L7 payload data from it, otherwise defaults to | |
4881 | * 64 bytes of payload. */ | |
4882 | static void | |
4883 | ofctl_compose_packet(struct ovs_cmdl_context *ctx) | |
4884 | { | |
4885 | if (print_pcap && isatty(STDOUT_FILENO)) { | |
4886 | ovs_fatal(1, "not writing pcap data to stdout; redirect to a file " | |
4887 | "or pipe to tcpdump instead"); | |
4888 | } | |
4889 | ||
4890 | struct flow flow1; | |
4891 | char *error = parse_ofp_exact_flow(&flow1, NULL, NULL, ctx->argv[1], NULL); | |
4892 | if (error) { | |
4893 | ovs_fatal(0, "%s", error); | |
4894 | } | |
4895 | ||
4896 | struct dp_packet p; | |
4897 | memset(&p, 0, sizeof p); | |
4898 | dp_packet_init(&p, 0); | |
4899 | ||
4900 | void *l7 = NULL; | |
4901 | size_t l7_len = 64; | |
4902 | if (ctx->argc > 2) { | |
4903 | struct dp_packet payload; | |
4904 | memset(&payload, 0, sizeof payload); | |
4905 | dp_packet_init(&payload, 0); | |
4906 | if (dp_packet_put_hex(&payload, ctx->argv[2], NULL)[0] != '\0') { | |
4907 | ovs_fatal(0, "%s: trailing garbage in packet data", ctx->argv[2]); | |
4908 | } | |
4909 | l7_len = dp_packet_size(&payload); | |
4910 | l7 = dp_packet_steal_data(&payload); | |
4911 | } | |
4912 | flow_compose(&p, &flow1, l7, l7_len); | |
4913 | free(l7); | |
4914 | ||
4915 | if (print_pcap) { | |
b6e840ae MM |
4916 | struct pcap_file *p_file = ovs_pcap_stdout(); |
4917 | ovs_pcap_write_header(p_file); | |
4918 | ovs_pcap_write(p_file, &p); | |
4919 | ovs_pcap_close(p_file); | |
d060b8ab BP |
4920 | } else { |
4921 | ovs_hex_dump(stdout, dp_packet_data(&p), dp_packet_size(&p), 0, false); | |
4922 | } | |
4923 | ||
4924 | struct flow flow2; | |
4925 | flow_extract(&p, &flow2); | |
4926 | flow2.in_port.ofp_port = OFPP_ANY; | |
4927 | ||
4928 | dp_packet_uninit(&p); | |
4929 | ||
4930 | if (!flow_equal(&flow1, &flow2)) { | |
4931 | fprintf(stderr, "specified and extracted flows differ:\n"); | |
4932 | fputs("specified: ", stderr); | |
4933 | flow_print(stderr, &flow1, NULL); | |
4934 | fputs("\nextracted: ", stderr); | |
4935 | flow_print(stderr, &flow2, NULL); | |
4936 | exit(1); | |
4937 | } | |
4938 | } | |
4939 | ||
19041a09 BP |
4940 | /* "parse-packet" reads an Ethernet packet from stdin and prints it out its |
4941 | * extracted flow fields. */ | |
4942 | static void | |
4943 | ofctl_parse_packet(struct ovs_cmdl_context *ctx OVS_UNUSED) | |
4944 | { | |
4945 | char packet[65535]; | |
4946 | ssize_t size = read(STDIN_FILENO, packet, sizeof packet); | |
4947 | if (size < 0) { | |
4948 | ovs_fatal(errno, "failed to read packet from stdin"); | |
4949 | } | |
4950 | ||
4951 | /* Make a copy of the packet in allocated memory to better allow Valgrind | |
4952 | * and Address Sanitizer to catch out-of-range access. */ | |
4953 | void *packet_copy = xmemdup(packet, size); | |
4954 | ofp_print_packet(stdout, packet_copy, size, 0); | |
4955 | free(packet_copy); | |
4956 | } | |
4957 | ||
5f383751 | 4958 | static const struct ovs_cmdl_command all_commands[] = { |
451de37e | 4959 | { "show", "switch", |
1f4a7252 | 4960 | 1, 1, ofctl_show, OVS_RO }, |
451de37e | 4961 | { "monitor", "switch [misslen] [invalid_ttl] [watch:[...]]", |
1f4a7252 | 4962 | 1, 3, ofctl_monitor, OVS_RO }, |
451de37e | 4963 | { "snoop", "switch", |
1f4a7252 | 4964 | 1, 1, ofctl_snoop, OVS_RO }, |
451de37e | 4965 | { "dump-desc", "switch", |
1f4a7252 | 4966 | 1, 1, ofctl_dump_desc, OVS_RO }, |
451de37e | 4967 | { "dump-tables", "switch", |
1f4a7252 | 4968 | 1, 1, ofctl_dump_tables, OVS_RO }, |
451de37e | 4969 | { "dump-table-features", "switch", |
1f4a7252 | 4970 | 1, 1, ofctl_dump_table_features, OVS_RO }, |
03c72922 | 4971 | { "dump-table-desc", "switch", |
1f4a7252 | 4972 | 1, 1, ofctl_dump_table_desc, OVS_RO }, |
451de37e | 4973 | { "dump-flows", "switch", |
1f4a7252 | 4974 | 1, 2, ofctl_dump_flows, OVS_RO }, |
451de37e | 4975 | { "dump-aggregate", "switch", |
1f4a7252 | 4976 | 1, 2, ofctl_dump_aggregate, OVS_RO }, |
451de37e | 4977 | { "queue-stats", "switch [port [queue]]", |
1f4a7252 | 4978 | 1, 3, ofctl_queue_stats, OVS_RO }, |
e016fb63 | 4979 | { "queue-get-config", "switch [port [queue]]", |
1f4a7252 | 4980 | 1, 3, ofctl_queue_get_config, OVS_RO }, |
451de37e | 4981 | { "add-flow", "switch flow", |
1f4a7252 | 4982 | 2, 2, ofctl_add_flow, OVS_RW }, |
451de37e | 4983 | { "add-flows", "switch file", |
1f4a7252 | 4984 | 2, 2, ofctl_add_flows, OVS_RW }, |
451de37e | 4985 | { "mod-flows", "switch flow", |
1f4a7252 | 4986 | 2, 2, ofctl_mod_flows, OVS_RW }, |
451de37e | 4987 | { "del-flows", "switch [flow]", |
1f4a7252 | 4988 | 1, 2, ofctl_del_flows, OVS_RW }, |
451de37e | 4989 | { "replace-flows", "switch file", |
1f4a7252 | 4990 | 2, 2, ofctl_replace_flows, OVS_RW }, |
451de37e | 4991 | { "diff-flows", "source1 source2", |
1f4a7252 | 4992 | 2, 2, ofctl_diff_flows, OVS_RW }, |
451de37e | 4993 | { "add-meter", "switch meter", |
1f4a7252 | 4994 | 2, 2, ofctl_add_meter, OVS_RW }, |
451de37e | 4995 | { "mod-meter", "switch meter", |
1f4a7252 | 4996 | 2, 2, ofctl_mod_meter, OVS_RW }, |
451de37e | 4997 | { "del-meter", "switch meter", |
04f803fd | 4998 | 1, 2, ofctl_del_meters, OVS_RW }, |
451de37e | 4999 | { "del-meters", "switch", |
04f803fd | 5000 | 1, 2, ofctl_del_meters, OVS_RW }, |
451de37e | 5001 | { "dump-meter", "switch meter", |
04f803fd | 5002 | 1, 2, ofctl_dump_meters, OVS_RO }, |
451de37e | 5003 | { "dump-meters", "switch", |
04f803fd | 5004 | 1, 2, ofctl_dump_meters, OVS_RO }, |
451de37e | 5005 | { "meter-stats", "switch [meter]", |
1f4a7252 | 5006 | 1, 2, ofctl_meter_stats, OVS_RO }, |
451de37e | 5007 | { "meter-features", "switch", |
1f4a7252 | 5008 | 1, 1, ofctl_meter_features, OVS_RO }, |
6dd3c787 JR |
5009 | { "packet-out", "switch \"in_port=<port> packet=<hex data> actions=...\"", |
5010 | 2, INT_MAX, ofctl_packet_out, OVS_RW }, | |
451de37e | 5011 | { "dump-ports", "switch [port]", |
1f4a7252 | 5012 | 1, 2, ofctl_dump_ports, OVS_RO }, |
451de37e | 5013 | { "dump-ports-desc", "switch [port]", |
1f4a7252 | 5014 | 1, 2, ofctl_dump_ports_desc, OVS_RO }, |
451de37e | 5015 | { "mod-port", "switch iface act", |
1f4a7252 | 5016 | 3, 3, ofctl_mod_port, OVS_RW }, |
451de37e | 5017 | { "mod-table", "switch mod", |
1f4a7252 | 5018 | 3, 3, ofctl_mod_table, OVS_RW }, |
451de37e | 5019 | { "get-frags", "switch", |
1f4a7252 | 5020 | 1, 1, ofctl_get_frags, OVS_RO }, |
451de37e | 5021 | { "set-frags", "switch frag_mode", |
1f4a7252 | 5022 | 2, 2, ofctl_set_frags, OVS_RW }, |
451de37e | 5023 | { "probe", "target", |
1f4a7252 | 5024 | 1, 1, ofctl_probe, OVS_RO }, |
451de37e | 5025 | { "ping", "target [n]", |
1f4a7252 | 5026 | 1, 2, ofctl_ping, OVS_RO }, |
451de37e | 5027 | { "benchmark", "target n count", |
1f4a7252 | 5028 | 3, 3, ofctl_benchmark, OVS_RO }, |
451de37e | 5029 | |
fb8f22c1 | 5030 | { "dump-ipfix-bridge", "switch", |
1f4a7252 | 5031 | 1, 1, ofctl_dump_ipfix_bridge, OVS_RO }, |
fb8f22c1 | 5032 | { "dump-ipfix-flow", "switch", |
1f4a7252 | 5033 | 1, 1, ofctl_dump_ipfix_flow, OVS_RO }, |
fb8f22c1 | 5034 | |
2a7c4805 JP |
5035 | { "ct-flush-zone", "switch zone", |
5036 | 2, 2, ofctl_ct_flush_zone, OVS_RO }, | |
5037 | ||
451de37e | 5038 | { "ofp-parse", "file", |
1f4a7252 | 5039 | 1, 1, ofctl_ofp_parse, OVS_RW }, |
451de37e | 5040 | { "ofp-parse-pcap", "pcap", |
1f4a7252 | 5041 | 1, INT_MAX, ofctl_ofp_parse_pcap, OVS_RW }, |
451de37e AW |
5042 | |
5043 | { "add-group", "switch group", | |
1f4a7252 | 5044 | 1, 2, ofctl_add_group, OVS_RW }, |
451de37e | 5045 | { "add-groups", "switch file", |
1f4a7252 | 5046 | 1, 2, ofctl_add_groups, OVS_RW }, |
451de37e | 5047 | { "mod-group", "switch group", |
1f4a7252 | 5048 | 1, 2, ofctl_mod_group, OVS_RW }, |
451de37e | 5049 | { "del-groups", "switch [group]", |
1f4a7252 | 5050 | 1, 2, ofctl_del_groups, OVS_RW }, |
bdbb8426 | 5051 | { "insert-buckets", "switch [group]", |
1f4a7252 | 5052 | 1, 2, ofctl_insert_bucket, OVS_RW }, |
bdbb8426 | 5053 | { "remove-buckets", "switch [group]", |
1f4a7252 | 5054 | 1, 2, ofctl_remove_bucket, OVS_RW }, |
451de37e | 5055 | { "dump-groups", "switch [group]", |
1f4a7252 | 5056 | 1, 2, ofctl_dump_group_desc, OVS_RO }, |
451de37e | 5057 | { "dump-group-stats", "switch [group]", |
1f4a7252 | 5058 | 1, 2, ofctl_dump_group_stats, OVS_RO }, |
451de37e | 5059 | { "dump-group-features", "switch", |
1f4a7252 | 5060 | 1, 1, ofctl_dump_group_features, OVS_RO }, |
25070e04 JR |
5061 | |
5062 | { "bundle", "switch file", | |
1f4a7252 | 5063 | 2, 2, ofctl_bundle, OVS_RW }, |
25070e04 | 5064 | |
4e548ad9 | 5065 | { "add-tlv-map", "switch map", |
1f4a7252 | 5066 | 2, 2, ofctl_add_tlv_map, OVS_RO }, |
4e548ad9 | 5067 | { "del-tlv-map", "switch [map]", |
1f4a7252 | 5068 | 1, 2, ofctl_del_tlv_map, OVS_RO }, |
4e548ad9 | 5069 | { "dump-tlv-map", "switch", |
1f4a7252 RM |
5070 | 1, 1, ofctl_dump_tlv_map, OVS_RO }, |
5071 | { "help", NULL, 0, INT_MAX, ofctl_help, OVS_RO }, | |
5072 | { "list-commands", NULL, 0, INT_MAX, ofctl_list_commands, OVS_RO }, | |
09246b99 BP |
5073 | |
5074 | /* Undocumented commands for testing. */ | |
1f4a7252 RM |
5075 | { "parse-flow", NULL, 1, 1, ofctl_parse_flow, OVS_RW }, |
5076 | { "parse-flows", NULL, 1, 1, ofctl_parse_flows, OVS_RW }, | |
4304fd98 | 5077 | { "parse-group", NULL, 1, 1, ofctl_parse_group, OVS_RW }, |
1f4a7252 RM |
5078 | { "parse-nx-match", NULL, 0, 0, ofctl_parse_nxm, OVS_RW }, |
5079 | { "parse-nxm", NULL, 0, 0, ofctl_parse_nxm, OVS_RW }, | |
5080 | { "parse-oxm", NULL, 1, 1, ofctl_parse_oxm, OVS_RW }, | |
5081 | { "parse-actions", NULL, 1, 1, ofctl_parse_actions, OVS_RW }, | |
5082 | { "parse-instructions", NULL, 1, 1, ofctl_parse_instructions, OVS_RW }, | |
5083 | { "parse-ofp10-match", NULL, 0, 0, ofctl_parse_ofp10_match, OVS_RW }, | |
5084 | { "parse-ofp11-match", NULL, 0, 0, ofctl_parse_ofp11_match, OVS_RW }, | |
5085 | { "parse-pcap", NULL, 1, INT_MAX, ofctl_parse_pcap, OVS_RW }, | |
5086 | { "check-vlan", NULL, 2, 2, ofctl_check_vlan, OVS_RW }, | |
5087 | { "print-error", NULL, 1, 1, ofctl_print_error, OVS_RW }, | |
5088 | { "encode-error-reply", NULL, 2, 2, ofctl_encode_error_reply, OVS_RW }, | |
5089 | { "ofp-print", NULL, 1, 2, ofctl_ofp_print, OVS_RW }, | |
5090 | { "encode-hello", NULL, 1, 1, ofctl_encode_hello, OVS_RW }, | |
5091 | { "parse-key-value", NULL, 1, INT_MAX, ofctl_parse_key_value, OVS_RW }, | |
d060b8ab | 5092 | { "compose-packet", NULL, 1, 2, ofctl_compose_packet, OVS_RO }, |
19041a09 | 5093 | { "parse-packet", NULL, 0, 0, ofctl_parse_packet, OVS_RO }, |
1f4a7252 RM |
5094 | |
5095 | { NULL, NULL, 0, 0, NULL, OVS_RO }, | |
064af421 | 5096 | }; |
3815d6c2 | 5097 | |
5f383751 | 5098 | static const struct ovs_cmdl_command *get_all_commands(void) |
3815d6c2 LS |
5099 | { |
5100 | return all_commands; | |
5101 | } |