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064af421 | 1 | /* |
04f48a68 | 2 | * Copyright (c) 2008-2017 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 { |
2c0e6eb4 | 593 | ovs_fatal(0, "%s is not a bridge or a socket", name); |
064af421 | 594 | } |
1a6f1e2a | 595 | |
4766ce7a BP |
596 | if (target == SNOOP) { |
597 | vconn_set_recv_any_version(*vconnp); | |
598 | } | |
599 | ||
1a6f1e2a | 600 | free(bridge_path); |
63d347ce | 601 | free(socket_name); |
27527aa0 | 602 | |
c3f25389 | 603 | VLOG_DBG("connecting to %s", vconn_get_name(*vconnp)); |
04895042 | 604 | error = vconn_connect_block(*vconnp, -1); |
c3f25389 EJ |
605 | if (error) { |
606 | ovs_fatal(0, "%s: failed to connect to socket (%s)", name, | |
10a89ef0 | 607 | ovs_strerror(error)); |
c3f25389 EJ |
608 | } |
609 | ||
27527aa0 BP |
610 | ofp_version = vconn_get_version(*vconnp); |
611 | protocol = ofputil_protocol_from_ofp_version(ofp_version); | |
612 | if (!protocol) { | |
613 | ovs_fatal(0, "%s: unsupported OpenFlow version 0x%02x", | |
614 | name, ofp_version); | |
615 | } | |
616 | return protocol; | |
064af421 BP |
617 | } |
618 | ||
27527aa0 | 619 | static enum ofputil_protocol |
0caf6bde BP |
620 | open_vconn(const char *name, struct vconn **vconnp) |
621 | { | |
4766ce7a | 622 | return open_vconn__(name, MGMT, vconnp); |
0caf6bde BP |
623 | } |
624 | ||
064af421 BP |
625 | static void |
626 | send_openflow_buffer(struct vconn *vconn, struct ofpbuf *buffer) | |
627 | { | |
064af421 BP |
628 | run(vconn_send_block(vconn, buffer), "failed to send packet to switch"); |
629 | } | |
630 | ||
631 | static void | |
a53a8efa | 632 | dump_transaction(struct vconn *vconn, struct ofpbuf *request) |
064af421 | 633 | { |
182b2eef BP |
634 | const struct ofp_header *oh = request->data; |
635 | if (ofpmsg_is_stat_request(oh)) { | |
636 | ovs_be32 send_xid = oh->xid; | |
637 | enum ofpraw request_raw; | |
638 | enum ofpraw reply_raw; | |
639 | bool done = false; | |
064af421 | 640 | |
182b2eef BP |
641 | ofpraw_decode_partial(&request_raw, request->data, request->size); |
642 | reply_raw = ofpraw_stats_request_to_reply(request_raw, oh->version); | |
982697a4 | 643 | |
182b2eef BP |
644 | send_openflow_buffer(vconn, request); |
645 | while (!done) { | |
646 | ovs_be32 recv_xid; | |
647 | struct ofpbuf *reply; | |
064af421 | 648 | |
182b2eef BP |
649 | run(vconn_recv_block(vconn, &reply), |
650 | "OpenFlow packet receive failed"); | |
651 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
652 | if (send_xid == recv_xid) { | |
396d492c | 653 | enum ofpraw ofpraw; |
064af421 | 654 | |
50f96b10 | 655 | ofp_print(stdout, reply->data, reply->size, |
4bc938cc BP |
656 | ports_to_show(vconn_get_name(vconn)), |
657 | tables_to_show(vconn_get_name(vconn)), | |
658 | verbosity + 1); | |
064af421 | 659 | |
396d492c JP |
660 | ofpraw_decode(&ofpraw, reply->data); |
661 | if (ofptype_from_ofpraw(ofpraw) == OFPTYPE_ERROR) { | |
182b2eef | 662 | done = true; |
396d492c | 663 | } else if (ofpraw == reply_raw) { |
182b2eef BP |
664 | done = !ofpmp_more(reply->data); |
665 | } else { | |
666 | ovs_fatal(0, "received bad reply: %s", | |
50f96b10 BP |
667 | ofp_to_string( |
668 | reply->data, reply->size, | |
669 | ports_to_show(vconn_get_name(vconn)), | |
4bc938cc | 670 | tables_to_show(vconn_get_name(vconn)), |
50f96b10 | 671 | verbosity + 1)); |
182b2eef | 672 | } |
a76150b1 | 673 | } else { |
182b2eef BP |
674 | VLOG_DBG("received reply with xid %08"PRIx32" " |
675 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
a76150b1 | 676 | } |
182b2eef | 677 | ofpbuf_delete(reply); |
064af421 | 678 | } |
182b2eef BP |
679 | } else { |
680 | struct ofpbuf *reply; | |
681 | ||
682 | run(vconn_transact(vconn, request, &reply), "talking to %s", | |
683 | vconn_get_name(vconn)); | |
50f96b10 | 684 | ofp_print(stdout, reply->data, reply->size, |
4bc938cc BP |
685 | ports_to_show(vconn_get_name(vconn)), |
686 | tables_to_show(vconn_get_name(vconn)), | |
687 | verbosity + 1); | |
064af421 BP |
688 | ofpbuf_delete(reply); |
689 | } | |
9abfe557 BP |
690 | } |
691 | ||
692 | static void | |
396d492c | 693 | dump_trivial_transaction(const char *vconn_name, enum ofpraw ofpraw) |
9abfe557 | 694 | { |
53514387 | 695 | struct ofpbuf *request; |
9abfe557 BP |
696 | struct vconn *vconn; |
697 | ||
698 | open_vconn(vconn_name, &vconn); | |
396d492c | 699 | request = ofpraw_alloc(ofpraw, vconn_get_version(vconn), 0); |
182b2eef | 700 | dump_transaction(vconn, request); |
064af421 BP |
701 | vconn_close(vconn); |
702 | } | |
703 | ||
a8eebd48 BP |
704 | /* Sends all of the 'requests', which should be requests that only have replies |
705 | * if an error occurs, and waits for them to succeed or fail. If an error does | |
706 | * occur, prints it and exits with an error. | |
7257b535 BP |
707 | * |
708 | * Destroys all of the 'requests'. */ | |
d12513f7 | 709 | static void |
ca6ba700 | 710 | transact_multiple_noreply(struct vconn *vconn, struct ovs_list *requests) |
d12513f7 | 711 | { |
db5076ee | 712 | struct ofpbuf *reply; |
88ca35ee BP |
713 | |
714 | run(vconn_transact_multiple_noreply(vconn, requests, &reply), | |
d12513f7 BP |
715 | "talking to %s", vconn_get_name(vconn)); |
716 | if (reply) { | |
50f96b10 | 717 | ofp_print(stderr, reply->data, reply->size, |
4bc938cc BP |
718 | ports_to_show(vconn_get_name(vconn)), |
719 | tables_to_show(vconn_get_name(vconn)), | |
720 | verbosity + 2); | |
d12513f7 BP |
721 | exit(1); |
722 | } | |
723 | ofpbuf_delete(reply); | |
724 | } | |
725 | ||
506c1ddb | 726 | /* Frees the error messages as they are printed. */ |
db5076ee | 727 | static void |
50f96b10 BP |
728 | bundle_print_errors(struct ovs_list *errors, struct ovs_list *requests, |
729 | const char *vconn_name) | |
db5076ee | 730 | { |
209aa4ad | 731 | struct ofpbuf *error, *next; |
506c1ddb JR |
732 | struct ofpbuf *bmsg; |
733 | ||
734 | INIT_CONTAINER(bmsg, requests, list_node); | |
735 | ||
736 | LIST_FOR_EACH_SAFE (error, next, list_node, errors) { | |
209aa4ad BP |
737 | const struct ofp_header *error_oh = error->data; |
738 | ovs_be32 error_xid = error_oh->xid; | |
506c1ddb JR |
739 | enum ofperr ofperr; |
740 | struct ofpbuf payload; | |
741 | ||
209aa4ad | 742 | ofperr = ofperr_decode_msg(error_oh, &payload); |
506c1ddb JR |
743 | if (!ofperr) { |
744 | fprintf(stderr, "***decode error***"); | |
745 | } else { | |
746 | /* Default to the likely truncated message. */ | |
747 | const struct ofp_header *ofp_msg = payload.data; | |
748 | size_t msg_len = payload.size; | |
749 | ||
750 | /* Find the failing message from the requests list to be able to | |
751 | * dump the whole message. We assume the errors are returned in | |
752 | * the same order as in which the messages are sent to get O(n) | |
753 | * rather than O(n^2) processing here. If this heuristics fails we | |
754 | * may print the truncated hexdumps instead. */ | |
755 | LIST_FOR_EACH_CONTINUE (bmsg, list_node, requests) { | |
756 | const struct ofp_header *oh = bmsg->data; | |
757 | ||
209aa4ad | 758 | if (oh->xid == error_xid) { |
506c1ddb JR |
759 | ofp_msg = oh; |
760 | msg_len = bmsg->size; | |
761 | break; | |
762 | } | |
763 | } | |
764 | fprintf(stderr, "Error %s for: ", ofperr_get_name(ofperr)); | |
50f96b10 | 765 | ofp_print(stderr, ofp_msg, msg_len, ports_to_show(vconn_name), |
4bc938cc | 766 | tables_to_show(vconn_name), verbosity + 1); |
506c1ddb | 767 | } |
a4b2c64f | 768 | ofpbuf_uninit(&payload); |
209aa4ad | 769 | ofpbuf_delete(error); |
506c1ddb | 770 | } |
db5076ee JR |
771 | fflush(stderr); |
772 | } | |
773 | ||
774 | static void | |
775 | bundle_transact(struct vconn *vconn, struct ovs_list *requests, uint16_t flags) | |
776 | { | |
506c1ddb JR |
777 | struct ovs_list errors; |
778 | int retval = vconn_bundle_transact(vconn, requests, flags, &errors); | |
779 | ||
50f96b10 | 780 | bundle_print_errors(&errors, requests, vconn_get_name(vconn)); |
506c1ddb JR |
781 | |
782 | if (retval) { | |
783 | ovs_fatal(retval, "talking to %s", vconn_get_name(vconn)); | |
784 | } | |
db5076ee JR |
785 | } |
786 | ||
88ca35ee BP |
787 | /* Sends 'request', which should be a request that only has a reply if an error |
788 | * occurs, and waits for it to succeed or fail. If an error does occur, prints | |
7257b535 BP |
789 | * it and exits with an error. |
790 | * | |
791 | * Destroys 'request'. */ | |
88ca35ee BP |
792 | static void |
793 | transact_noreply(struct vconn *vconn, struct ofpbuf *request) | |
794 | { | |
ca6ba700 | 795 | struct ovs_list requests; |
88ca35ee | 796 | |
417e7e66 BW |
797 | ovs_list_init(&requests); |
798 | ovs_list_push_back(&requests, &request->list_node); | |
88ca35ee BP |
799 | transact_multiple_noreply(vconn, &requests); |
800 | } | |
801 | ||
7257b535 | 802 | static void |
ad99e2ed | 803 | fetch_switch_config(struct vconn *vconn, struct ofputil_switch_config *config) |
7257b535 | 804 | { |
7257b535 BP |
805 | struct ofpbuf *request; |
806 | struct ofpbuf *reply; | |
982697a4 | 807 | enum ofptype type; |
7257b535 | 808 | |
a53a8efa SH |
809 | request = ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST, |
810 | vconn_get_version(vconn), 0); | |
7257b535 BP |
811 | run(vconn_transact(vconn, request, &reply), |
812 | "talking to %s", vconn_get_name(vconn)); | |
813 | ||
ad99e2ed BP |
814 | if (ofptype_decode(&type, reply->data) |
815 | || type != OFPTYPE_GET_CONFIG_REPLY) { | |
7257b535 BP |
816 | ovs_fatal(0, "%s: bad reply to config request", vconn_get_name(vconn)); |
817 | } | |
ad99e2ed | 818 | ofputil_decode_get_config_reply(reply->data, config); |
828c72d0 | 819 | ofpbuf_delete(reply); |
7257b535 BP |
820 | } |
821 | ||
822 | static void | |
ad99e2ed BP |
823 | set_switch_config(struct vconn *vconn, |
824 | const struct ofputil_switch_config *config) | |
7257b535 | 825 | { |
ad99e2ed BP |
826 | enum ofp_version version = vconn_get_version(vconn); |
827 | transact_noreply(vconn, ofputil_encode_set_config(config, version)); | |
7257b535 BP |
828 | } |
829 | ||
064af421 | 830 | static void |
1636c761 | 831 | ofctl_show(struct ovs_cmdl_context *ctx) |
064af421 | 832 | { |
1636c761 | 833 | const char *vconn_name = ctx->argv[1]; |
fca6d553 | 834 | enum ofp_version version; |
ae0e7009 JP |
835 | struct vconn *vconn; |
836 | struct ofpbuf *request; | |
837 | struct ofpbuf *reply; | |
fca6d553 | 838 | bool has_ports; |
ae0e7009 | 839 | |
ae0e7009 | 840 | open_vconn(vconn_name, &vconn); |
fca6d553 BP |
841 | version = vconn_get_version(vconn); |
842 | request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
ae0e7009 JP |
843 | run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name); |
844 | ||
fca6d553 | 845 | has_ports = ofputil_switch_features_has_ports(reply); |
4bc938cc | 846 | ofp_print(stdout, reply->data, reply->size, NULL, NULL, verbosity + 1); |
ae0e7009 | 847 | ofpbuf_delete(reply); |
ae0e7009 | 848 | |
fca6d553 | 849 | if (!has_ports) { |
70ae4f93 | 850 | request = ofputil_encode_port_desc_stats_request(version, OFPP_ANY); |
182b2eef | 851 | dump_transaction(vconn, request); |
ae0e7009 | 852 | } |
982697a4 | 853 | dump_trivial_transaction(vconn_name, OFPRAW_OFPT_GET_CONFIG_REQUEST); |
a53a8efa | 854 | vconn_close(vconn); |
064af421 BP |
855 | } |
856 | ||
064af421 | 857 | static void |
1636c761 | 858 | ofctl_dump_desc(struct ovs_cmdl_context *ctx) |
064af421 | 859 | { |
182b2eef | 860 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_DESC_REQUEST); |
064af421 BP |
861 | } |
862 | ||
863 | static void | |
1636c761 | 864 | ofctl_dump_tables(struct ovs_cmdl_context *ctx) |
064af421 | 865 | { |
182b2eef | 866 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_TABLE_REQUEST); |
064af421 BP |
867 | } |
868 | ||
5deff5aa | 869 | static void |
1636c761 | 870 | ofctl_dump_table_features(struct ovs_cmdl_context *ctx) |
5deff5aa AW |
871 | { |
872 | struct ofpbuf *request; | |
873 | struct vconn *vconn; | |
874 | ||
1636c761 | 875 | open_vconn(ctx->argv[1], &vconn); |
5deff5aa | 876 | request = ofputil_encode_table_features_request(vconn_get_version(vconn)); |
8811fc0a | 877 | |
182b2eef | 878 | /* The following is similar to dump_trivial_transaction(), but it |
8811fc0a BP |
879 | * maintains the previous 'ofputil_table_features' from one stats reply |
880 | * message to the next, which allows duplication to be eliminated in the | |
881 | * output across messages. Otherwise the output is much larger and harder | |
882 | * to read, because only 17 or so ofputil_table_features elements fit in a | |
883 | * single 64 kB OpenFlow message and therefore you get a ton of repetition | |
884 | * (every 17th element is printed in full instead of abbreviated). */ | |
885 | ||
886 | const struct ofp_header *request_oh = request->data; | |
887 | ovs_be32 send_xid = request_oh->xid; | |
888 | bool done = false; | |
889 | ||
890 | struct ofputil_table_features prev; | |
9d36d7d7 BP |
891 | int first_ditto = -1, last_ditto = -1; |
892 | struct ds s = DS_EMPTY_INITIALIZER; | |
8811fc0a BP |
893 | int n = 0; |
894 | ||
895 | send_openflow_buffer(vconn, request); | |
896 | while (!done) { | |
897 | ovs_be32 recv_xid; | |
898 | struct ofpbuf *reply; | |
899 | ||
900 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
901 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
902 | if (send_xid == recv_xid) { | |
903 | enum ofptype type; | |
904 | enum ofperr error; | |
905 | error = ofptype_decode(&type, reply->data); | |
906 | if (error) { | |
907 | ovs_fatal(0, "decode error: %s", ofperr_get_name(error)); | |
908 | } else if (type == OFPTYPE_ERROR) { | |
4bc938cc | 909 | ofp_print(stdout, reply->data, reply->size, NULL, NULL, |
50f96b10 | 910 | verbosity + 1); |
8811fc0a BP |
911 | done = true; |
912 | } else if (type == OFPTYPE_TABLE_FEATURES_STATS_REPLY) { | |
913 | done = !ofpmp_more(reply->data); | |
914 | for (;;) { | |
915 | struct ofputil_table_features tf; | |
4e413ac8 BP |
916 | struct ofpbuf raw_properties; |
917 | int retval = ofputil_decode_table_features( | |
918 | reply, &tf, &raw_properties); | |
8811fc0a BP |
919 | if (retval) { |
920 | if (retval != EOF) { | |
921 | ovs_fatal(0, "decode error: %s", | |
922 | ofperr_get_name(retval)); | |
923 | } | |
924 | break; | |
925 | } | |
926 | ||
dfc77282 BP |
927 | ofputil_table_features_format( |
928 | &s, &tf, n ? &prev : NULL, NULL, NULL, | |
9d36d7d7 | 929 | &first_ditto, &last_ditto); |
8811fc0a BP |
930 | |
931 | prev = tf; | |
932 | n++; | |
933 | } | |
934 | } else { | |
935 | ovs_fatal(0, "received bad reply: %s", | |
936 | ofp_to_string(reply->data, reply->size, | |
50f96b10 | 937 | ports_to_show(ctx->argv[1]), |
4bc938cc | 938 | tables_to_show(ctx->argv[1]), |
8811fc0a BP |
939 | verbosity + 1)); |
940 | } | |
941 | } else { | |
942 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
943 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
944 | } | |
945 | ofpbuf_delete(reply); | |
5deff5aa AW |
946 | } |
947 | ||
9d36d7d7 BP |
948 | ofputil_table_features_format_finish(&s, first_ditto, last_ditto); |
949 | const char *p = ds_cstr(&s); | |
950 | puts(p + (*p == '\n')); | |
951 | ds_destroy(&s); | |
952 | ||
5deff5aa AW |
953 | vconn_close(vconn); |
954 | } | |
955 | ||
03c72922 BP |
956 | static void |
957 | ofctl_dump_table_desc(struct ovs_cmdl_context *ctx) | |
958 | { | |
959 | struct ofpbuf *request; | |
960 | struct vconn *vconn; | |
961 | ||
962 | open_vconn(ctx->argv[1], &vconn); | |
963 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
964 | if (request) { | |
182b2eef | 965 | dump_transaction(vconn, request); |
03c72922 BP |
966 | } |
967 | ||
968 | vconn_close(vconn); | |
969 | } | |
970 | ||
971 | ||
da91750f | 972 | static bool |
5f4c5ff1 | 973 | str_to_ofp(const char *s, ofp_port_t *ofp_port) |
abaad8cf | 974 | { |
5f4c5ff1 BP |
975 | bool ret; |
976 | uint32_t port_; | |
977 | ||
978 | ret = str_to_uint(s, 10, &port_); | |
979 | *ofp_port = u16_to_ofp(port_); | |
980 | return ret; | |
981 | } | |
982 | ||
983 | struct port_iterator { | |
984 | struct vconn *vconn; | |
985 | ||
986 | enum { PI_FEATURES, PI_PORT_DESC } variant; | |
987 | struct ofpbuf *reply; | |
988 | ovs_be32 send_xid; | |
989 | bool more; | |
990 | }; | |
991 | ||
992 | static void | |
993 | port_iterator_fetch_port_desc(struct port_iterator *pi) | |
994 | { | |
995 | pi->variant = PI_PORT_DESC; | |
996 | pi->more = true; | |
997 | ||
998 | struct ofpbuf *rq = ofputil_encode_port_desc_stats_request( | |
999 | vconn_get_version(pi->vconn), OFPP_ANY); | |
1000 | pi->send_xid = ((struct ofp_header *) rq->data)->xid; | |
1001 | send_openflow_buffer(pi->vconn, rq); | |
1002 | } | |
1003 | ||
1004 | static void | |
1005 | port_iterator_fetch_features(struct port_iterator *pi) | |
1006 | { | |
1007 | pi->variant = PI_FEATURES; | |
abaad8cf | 1008 | |
0df0e81d | 1009 | /* Fetch the switch's ofp_switch_features. */ |
5f4c5ff1 BP |
1010 | enum ofp_version version = vconn_get_version(pi->vconn); |
1011 | struct ofpbuf *rq = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
1012 | run(vconn_transact(pi->vconn, rq, &pi->reply), | |
1013 | "talking to %s", vconn_get_name(pi->vconn)); | |
abaad8cf | 1014 | |
5f4c5ff1 BP |
1015 | enum ofptype type; |
1016 | if (ofptype_decode(&type, pi->reply->data) | |
982697a4 | 1017 | || type != OFPTYPE_FEATURES_REPLY) { |
5f4c5ff1 BP |
1018 | ovs_fatal(0, "%s: received bad features reply", |
1019 | vconn_get_name(pi->vconn)); | |
0df0e81d | 1020 | } |
5f4c5ff1 | 1021 | if (!ofputil_switch_features_has_ports(pi->reply)) { |
fca6d553 BP |
1022 | /* The switch features reply does not contain a complete list of ports. |
1023 | * Probably, there are more ports than will fit into a single 64 kB | |
1024 | * OpenFlow message. Use OFPST_PORT_DESC to get a complete list of | |
1025 | * ports. */ | |
5f4c5ff1 BP |
1026 | ofpbuf_delete(pi->reply); |
1027 | pi->reply = NULL; | |
1028 | port_iterator_fetch_port_desc(pi); | |
1029 | return; | |
da91750f JP |
1030 | } |
1031 | ||
5f4c5ff1 | 1032 | struct ofputil_switch_features features; |
667bb1fb | 1033 | enum ofperr error = ofputil_pull_switch_features(pi->reply, &features); |
9e1fd49b BP |
1034 | if (error) { |
1035 | ovs_fatal(0, "%s: failed to decode features reply (%s)", | |
5f4c5ff1 | 1036 | vconn_get_name(pi->vconn), ofperr_to_string(error)); |
9e1fd49b | 1037 | } |
5f4c5ff1 | 1038 | } |
0df0e81d | 1039 | |
5f4c5ff1 BP |
1040 | /* Initializes 'pi' to prepare for iterating through all of the ports on the |
1041 | * OpenFlow switch to which 'vconn' is connected. | |
1042 | * | |
1043 | * During iteration, the client should not make other use of 'vconn', because | |
1044 | * that can cause other messages to be interleaved with the replies used by the | |
1045 | * iterator and thus some ports may be missed or a hang can occur. */ | |
1046 | static void | |
1047 | port_iterator_init(struct port_iterator *pi, struct vconn *vconn) | |
1048 | { | |
1049 | memset(pi, 0, sizeof *pi); | |
1050 | pi->vconn = vconn; | |
1051 | if (vconn_get_version(vconn) < OFP13_VERSION) { | |
1052 | port_iterator_fetch_features(pi); | |
1053 | } else { | |
1054 | port_iterator_fetch_port_desc(pi); | |
abaad8cf | 1055 | } |
da91750f JP |
1056 | } |
1057 | ||
5f4c5ff1 BP |
1058 | /* Obtains the next port from 'pi'. On success, initializes '*pp' with the |
1059 | * port's details and returns true, otherwise (if all the ports have already | |
1060 | * been seen), returns false. */ | |
da91750f | 1061 | static bool |
5f4c5ff1 | 1062 | port_iterator_next(struct port_iterator *pi, struct ofputil_phy_port *pp) |
da91750f | 1063 | { |
5f4c5ff1 BP |
1064 | for (;;) { |
1065 | if (pi->reply) { | |
1066 | int retval = ofputil_pull_phy_port(vconn_get_version(pi->vconn), | |
1067 | pi->reply, pp); | |
1068 | if (!retval) { | |
1069 | return true; | |
1070 | } else if (retval != EOF) { | |
da91750f | 1071 | ovs_fatal(0, "received bad reply: %s", |
5f4c5ff1 | 1072 | ofp_to_string(pi->reply->data, pi->reply->size, |
4bc938cc | 1073 | NULL, NULL, verbosity + 1)); |
da91750f | 1074 | } |
5f4c5ff1 | 1075 | } |
da91750f | 1076 | |
5f4c5ff1 BP |
1077 | if (pi->variant == PI_FEATURES || !pi->more) { |
1078 | return false; | |
1079 | } | |
da91750f | 1080 | |
5f4c5ff1 BP |
1081 | ovs_be32 recv_xid; |
1082 | do { | |
1083 | ofpbuf_delete(pi->reply); | |
1084 | run(vconn_recv_block(pi->vconn, &pi->reply), | |
1085 | "OpenFlow receive failed"); | |
1086 | recv_xid = ((struct ofp_header *) pi->reply->data)->xid; | |
1087 | } while (pi->send_xid != recv_xid); | |
1088 | ||
1089 | struct ofp_header *oh = pi->reply->data; | |
1090 | enum ofptype type; | |
1091 | if (ofptype_pull(&type, pi->reply) | |
1092 | || type != OFPTYPE_PORT_DESC_STATS_REPLY) { | |
1093 | ovs_fatal(0, "received bad reply: %s", | |
50f96b10 | 1094 | ofp_to_string(pi->reply->data, pi->reply->size, NULL, |
4bc938cc | 1095 | NULL, verbosity + 1)); |
da91750f | 1096 | } |
da91750f | 1097 | |
5f4c5ff1 BP |
1098 | pi->more = (ofpmp_flags(oh) & OFPSF_REPLY_MORE) != 0; |
1099 | } | |
da91750f JP |
1100 | } |
1101 | ||
5f4c5ff1 BP |
1102 | /* Destroys iterator 'pi'. */ |
1103 | static void | |
1104 | port_iterator_destroy(struct port_iterator *pi) | |
4e022ec0 | 1105 | { |
5f4c5ff1 BP |
1106 | if (pi) { |
1107 | while (pi->variant == PI_PORT_DESC && pi->more) { | |
1108 | /* Drain vconn's queue of any other replies for this request. */ | |
1109 | struct ofputil_phy_port pp; | |
1110 | port_iterator_next(pi, &pp); | |
1111 | } | |
4e022ec0 | 1112 | |
5f4c5ff1 BP |
1113 | ofpbuf_delete(pi->reply); |
1114 | } | |
4e022ec0 | 1115 | } |
da91750f JP |
1116 | |
1117 | /* Opens a connection to 'vconn_name', fetches the port structure for | |
1118 | * 'port_name' (which may be a port name or number), and copies it into | |
1119 | * '*pp'. */ | |
1120 | static void | |
1121 | fetch_ofputil_phy_port(const char *vconn_name, const char *port_name, | |
1122 | struct ofputil_phy_port *pp) | |
1123 | { | |
fca6d553 | 1124 | struct vconn *vconn; |
4e022ec0 | 1125 | ofp_port_t port_no; |
5f4c5ff1 | 1126 | bool found = false; |
da91750f JP |
1127 | |
1128 | /* Try to interpret the argument as a port number. */ | |
4e022ec0 AW |
1129 | if (!str_to_ofp(port_name, &port_no)) { |
1130 | port_no = OFPP_NONE; | |
da91750f JP |
1131 | } |
1132 | ||
fca6d553 BP |
1133 | /* OpenFlow 1.0, 1.1, and 1.2 put the list of ports in the |
1134 | * OFPT_FEATURES_REPLY message. OpenFlow 1.3 and later versions put it | |
1135 | * into the OFPST_PORT_DESC reply. Try it the correct way. */ | |
1136 | open_vconn(vconn_name, &vconn); | |
5f4c5ff1 BP |
1137 | struct port_iterator pi; |
1138 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, pp); ) { | |
1139 | if (port_no != OFPP_NONE | |
1140 | ? port_no == pp->port_no | |
1141 | : !strcmp(pp->name, port_name)) { | |
1142 | found = true; | |
1143 | break; | |
1144 | } | |
1145 | } | |
1146 | port_iterator_destroy(&pi); | |
fca6d553 | 1147 | vconn_close(vconn); |
da91750f JP |
1148 | |
1149 | if (!found) { | |
1150 | ovs_fatal(0, "%s: couldn't find port `%s'", vconn_name, port_name); | |
1151 | } | |
0df0e81d | 1152 | } |
abaad8cf | 1153 | |
50f96b10 BP |
1154 | static const struct ofputil_port_map * |
1155 | get_port_map(const char *vconn_name) | |
1156 | { | |
1157 | static struct shash port_maps = SHASH_INITIALIZER(&port_maps); | |
1158 | struct ofputil_port_map *map = shash_find_data(&port_maps, vconn_name); | |
1159 | if (!map) { | |
1160 | map = xmalloc(sizeof *map); | |
1161 | ofputil_port_map_init(map); | |
1162 | shash_add(&port_maps, vconn_name, map); | |
1163 | ||
1164 | if (!strchr(vconn_name, ':') || !vconn_verify_name(vconn_name)) { | |
1165 | /* For an active vconn (which includes a vconn constructed from a | |
1166 | * bridge name), connect to it and pull down the port name-number | |
1167 | * mapping. */ | |
1168 | struct vconn *vconn; | |
1169 | open_vconn(vconn_name, &vconn); | |
1170 | ||
1171 | struct port_iterator pi; | |
1172 | struct ofputil_phy_port pp; | |
1173 | for (port_iterator_init(&pi, vconn); | |
1174 | port_iterator_next(&pi, &pp); ) { | |
1175 | ofputil_port_map_put(map, pp.port_no, pp.name); | |
1176 | } | |
1177 | port_iterator_destroy(&pi); | |
1178 | ||
1179 | vconn_close(vconn); | |
1180 | } else { | |
1181 | /* Don't bother with passive vconns, since it could take a long | |
1182 | * time for the remote to try to connect to us. Don't bother with | |
1183 | * invalid vconn names either. */ | |
1184 | } | |
1185 | } | |
1186 | return map; | |
1187 | } | |
1188 | ||
1189 | static const struct ofputil_port_map * | |
1190 | ports_to_accept(const char *vconn_name) | |
1191 | { | |
4bc938cc | 1192 | return should_accept_names() ? get_port_map(vconn_name) : NULL; |
50f96b10 BP |
1193 | } |
1194 | ||
1195 | static const struct ofputil_port_map * | |
1196 | ports_to_show(const char *vconn_name) | |
1197 | { | |
4bc938cc BP |
1198 | return should_show_names() ? get_port_map(vconn_name) : NULL; |
1199 | } | |
1200 | ||
1201 | struct table_iterator { | |
1202 | struct vconn *vconn; | |
1203 | ||
1204 | enum { TI_STATS, TI_FEATURES } variant; | |
1205 | struct ofpbuf *reply; | |
1206 | ovs_be32 send_xid; | |
1207 | bool more; | |
1208 | ||
1209 | struct ofputil_table_features features; | |
4e413ac8 | 1210 | struct ofpbuf raw_properties; |
4bc938cc BP |
1211 | }; |
1212 | ||
1213 | /* Initializes 'ti' to prepare for iterating through all of the tables on the | |
1214 | * OpenFlow switch to which 'vconn' is connected. | |
1215 | * | |
1216 | * During iteration, the client should not make other use of 'vconn', because | |
1217 | * that can cause other messages to be interleaved with the replies used by the | |
1218 | * iterator and thus some tables may be missed or a hang can occur. */ | |
1219 | static void | |
1220 | table_iterator_init(struct table_iterator *ti, struct vconn *vconn) | |
1221 | { | |
1222 | memset(ti, 0, sizeof *ti); | |
1223 | ti->vconn = vconn; | |
1224 | ti->variant = (vconn_get_version(vconn) < OFP13_VERSION | |
1225 | ? TI_STATS : TI_FEATURES); | |
1226 | ti->more = true; | |
1227 | ||
396d492c JP |
1228 | enum ofpraw ofpraw = (ti->variant == TI_STATS |
1229 | ? OFPRAW_OFPST_TABLE_REQUEST | |
1230 | : OFPRAW_OFPST13_TABLE_FEATURES_REQUEST); | |
1231 | struct ofpbuf *rq = ofpraw_alloc(ofpraw, vconn_get_version(vconn), 0); | |
4bc938cc BP |
1232 | ti->send_xid = ((struct ofp_header *) rq->data)->xid; |
1233 | send_openflow_buffer(ti->vconn, rq); | |
1234 | } | |
1235 | ||
1236 | /* Obtains the next table from 'ti'. On success, returns the next table's | |
1237 | * features; on failure, returns NULL. */ | |
1238 | static const struct ofputil_table_features * | |
1239 | table_iterator_next(struct table_iterator *ti) | |
1240 | { | |
1241 | for (;;) { | |
1242 | if (ti->reply) { | |
1243 | int retval; | |
1244 | if (ti->variant == TI_STATS) { | |
1245 | struct ofputil_table_stats ts; | |
1246 | retval = ofputil_decode_table_stats_reply(ti->reply, | |
1247 | &ts, &ti->features); | |
1248 | } else { | |
1249 | ovs_assert(ti->variant == TI_FEATURES); | |
1250 | retval = ofputil_decode_table_features(ti->reply, | |
1251 | &ti->features, | |
4e413ac8 | 1252 | &ti->raw_properties); |
4bc938cc BP |
1253 | } |
1254 | if (!retval) { | |
1255 | return &ti->features; | |
1256 | } else if (retval != EOF) { | |
1257 | ovs_fatal(0, "received bad reply: %s", | |
1258 | ofp_to_string(ti->reply->data, ti->reply->size, | |
1259 | NULL, NULL, verbosity + 1)); | |
1260 | } | |
1261 | } | |
1262 | ||
1263 | if (!ti->more) { | |
1264 | return NULL; | |
1265 | } | |
1266 | ||
1267 | ovs_be32 recv_xid; | |
1268 | do { | |
1269 | ofpbuf_delete(ti->reply); | |
1270 | run(vconn_recv_block(ti->vconn, &ti->reply), | |
1271 | "OpenFlow receive failed"); | |
1272 | recv_xid = ((struct ofp_header *) ti->reply->data)->xid; | |
1273 | } while (ti->send_xid != recv_xid); | |
1274 | ||
1275 | struct ofp_header *oh = ti->reply->data; | |
1276 | enum ofptype type; | |
1277 | if (ofptype_pull(&type, ti->reply) | |
1278 | || type != (ti->variant == TI_STATS | |
1279 | ? OFPTYPE_TABLE_STATS_REPLY | |
1280 | : OFPTYPE_TABLE_FEATURES_STATS_REPLY)) { | |
1281 | ovs_fatal(0, "received bad reply: %s", | |
1282 | ofp_to_string(ti->reply->data, ti->reply->size, NULL, | |
1283 | NULL, verbosity + 1)); | |
1284 | } | |
1285 | ||
1286 | ti->more = (ofpmp_flags(oh) & OFPSF_REPLY_MORE) != 0; | |
1287 | } | |
1288 | } | |
1289 | ||
1290 | /* Destroys iterator 'ti'. */ | |
1291 | static void | |
1292 | table_iterator_destroy(struct table_iterator *ti) | |
1293 | { | |
1294 | if (ti) { | |
1295 | while (ti->more) { | |
1296 | /* Drain vconn's queue of any other replies for this request. */ | |
1297 | table_iterator_next(ti); | |
1298 | } | |
1299 | ||
1300 | ofpbuf_delete(ti->reply); | |
1301 | } | |
1302 | } | |
1303 | ||
1304 | static const struct ofputil_table_map * | |
1305 | get_table_map(const char *vconn_name) | |
1306 | { | |
1307 | static struct shash table_maps = SHASH_INITIALIZER(&table_maps); | |
1308 | struct ofputil_table_map *map = shash_find_data(&table_maps, vconn_name); | |
1309 | if (!map) { | |
1310 | map = xmalloc(sizeof *map); | |
1311 | ofputil_table_map_init(map); | |
1312 | shash_add(&table_maps, vconn_name, map); | |
1313 | ||
1314 | if (!strchr(vconn_name, ':') || !vconn_verify_name(vconn_name)) { | |
1315 | /* For an active vconn (which includes a vconn constructed from a | |
1316 | * bridge name), connect to it and pull down the port name-number | |
1317 | * mapping. */ | |
1318 | struct vconn *vconn; | |
1319 | open_vconn(vconn_name, &vconn); | |
1320 | ||
1321 | struct table_iterator ti; | |
1322 | table_iterator_init(&ti, vconn); | |
1323 | for (;;) { | |
1324 | const struct ofputil_table_features *tf | |
1325 | = table_iterator_next(&ti); | |
1326 | if (!tf) { | |
1327 | break; | |
1328 | } | |
1329 | if (tf->name[0]) { | |
1330 | ofputil_table_map_put(map, tf->table_id, tf->name); | |
1331 | } | |
1332 | } | |
1333 | table_iterator_destroy(&ti); | |
1334 | ||
1335 | vconn_close(vconn); | |
1336 | } else { | |
1337 | /* Don't bother with passive vconns, since it could take a long | |
1338 | * time for the remote to try to connect to us. Don't bother with | |
1339 | * invalid vconn names either. */ | |
1340 | } | |
1341 | } | |
1342 | return map; | |
1343 | } | |
1344 | ||
1345 | static const struct ofputil_table_map * | |
1346 | tables_to_accept(const char *vconn_name) | |
1347 | { | |
1348 | return should_accept_names() ? get_table_map(vconn_name) : NULL; | |
1349 | } | |
1350 | ||
1351 | static const struct ofputil_table_map * | |
1352 | tables_to_show(const char *vconn_name) | |
1353 | { | |
1354 | return should_show_names() ? get_table_map(vconn_name) : NULL; | |
50f96b10 BP |
1355 | } |
1356 | ||
4bc938cc BP |
1357 | /* We accept port and table names unless the feature is turned off |
1358 | * explicitly. */ | |
50f96b10 | 1359 | static bool |
4bc938cc | 1360 | should_accept_names(void) |
50f96b10 | 1361 | { |
4bc938cc | 1362 | return use_names != 0; |
50f96b10 BP |
1363 | } |
1364 | ||
4bc938cc BP |
1365 | /* We show port and table names only if the feature is turned on explicitly, or |
1366 | * if we're interacting with a user on the console. */ | |
50f96b10 | 1367 | static bool |
4bc938cc | 1368 | should_show_names(void) |
50f96b10 BP |
1369 | { |
1370 | static int interactive = -1; | |
1371 | if (interactive == -1) { | |
1372 | interactive = isatty(STDOUT_FILENO); | |
1373 | } | |
1374 | ||
4bc938cc | 1375 | return use_names > 0 || (use_names == -1 && interactive); |
50f96b10 BP |
1376 | } |
1377 | ||
0df0e81d BP |
1378 | /* Returns the port number corresponding to 'port_name' (which may be a port |
1379 | * name or number) within the switch 'vconn_name'. */ | |
4e022ec0 | 1380 | static ofp_port_t |
0df0e81d BP |
1381 | str_to_port_no(const char *vconn_name, const char *port_name) |
1382 | { | |
4e022ec0 | 1383 | ofp_port_t port_no; |
50f96b10 BP |
1384 | if (ofputil_port_from_string(port_name, NULL, &port_no) || |
1385 | ofputil_port_from_string(port_name, ports_to_accept(vconn_name), | |
1386 | &port_no)) { | |
0df0e81d | 1387 | return port_no; |
0df0e81d | 1388 | } |
50f96b10 | 1389 | ovs_fatal(0, "%s: unknown port `%s'", vconn_name, port_name); |
abaad8cf JP |
1390 | } |
1391 | ||
88ca35ee | 1392 | static bool |
27527aa0 BP |
1393 | try_set_protocol(struct vconn *vconn, enum ofputil_protocol want, |
1394 | enum ofputil_protocol *cur) | |
88ca35ee | 1395 | { |
27527aa0 BP |
1396 | for (;;) { |
1397 | struct ofpbuf *request, *reply; | |
1398 | enum ofputil_protocol next; | |
88ca35ee | 1399 | |
27527aa0 BP |
1400 | request = ofputil_encode_set_protocol(*cur, want, &next); |
1401 | if (!request) { | |
e43928f2 | 1402 | return *cur == want; |
27527aa0 BP |
1403 | } |
1404 | ||
1405 | run(vconn_transact_noreply(vconn, request, &reply), | |
1406 | "talking to %s", vconn_get_name(vconn)); | |
1407 | if (reply) { | |
4bc938cc | 1408 | char *s = ofp_to_string(reply->data, reply->size, NULL, NULL, 2); |
27527aa0 BP |
1409 | VLOG_DBG("%s: failed to set protocol, switch replied: %s", |
1410 | vconn_get_name(vconn), s); | |
1411 | free(s); | |
1412 | ofpbuf_delete(reply); | |
1413 | return false; | |
1414 | } | |
1415 | ||
1416 | *cur = next; | |
88ca35ee | 1417 | } |
88ca35ee BP |
1418 | } |
1419 | ||
27527aa0 BP |
1420 | static enum ofputil_protocol |
1421 | set_protocol_for_flow_dump(struct vconn *vconn, | |
1422 | enum ofputil_protocol cur_protocol, | |
1423 | enum ofputil_protocol usable_protocols) | |
064af421 | 1424 | { |
27527aa0 BP |
1425 | char *usable_s; |
1426 | int i; | |
064af421 | 1427 | |
27527aa0 BP |
1428 | for (i = 0; i < ofputil_n_flow_dump_protocols; i++) { |
1429 | enum ofputil_protocol f = ofputil_flow_dump_protocols[i]; | |
1430 | if (f & usable_protocols & allowed_protocols | |
1431 | && try_set_protocol(vconn, f, &cur_protocol)) { | |
1432 | return f; | |
f9cbfbe4 | 1433 | } |
27527aa0 | 1434 | } |
f9cbfbe4 | 1435 | |
27527aa0 BP |
1436 | usable_s = ofputil_protocols_to_string(usable_protocols); |
1437 | if (usable_protocols & allowed_protocols) { | |
1438 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1439 | "formats (%s)", usable_s); | |
50f96b10 | 1440 | } else { |
27527aa0 BP |
1441 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); |
1442 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1443 | "allowed flow formats (%s)", usable_s, allowed_s); | |
88ca35ee | 1444 | } |
064af421 BP |
1445 | } |
1446 | ||
bdcc5925 BP |
1447 | static struct vconn * |
1448 | prepare_dump_flows(int argc, char *argv[], bool aggregate, | |
d444a914 BP |
1449 | struct ofputil_flow_stats_request *fsr, |
1450 | enum ofputil_protocol *protocolp) | |
064af421 | 1451 | { |
50f96b10 | 1452 | const char *vconn_name = argv[1]; |
27527aa0 | 1453 | enum ofputil_protocol usable_protocols, protocol; |
88ca35ee | 1454 | struct vconn *vconn; |
bdda5aca BP |
1455 | char *error; |
1456 | ||
50f96b10 BP |
1457 | const char *match = argc > 2 ? argv[2] : ""; |
1458 | const struct ofputil_port_map *port_map | |
1459 | = *match ? ports_to_accept(vconn_name) : NULL; | |
4bc938cc BP |
1460 | const struct ofputil_table_map *table_map |
1461 | = *match ? tables_to_accept(vconn_name) : NULL; | |
50f96b10 | 1462 | error = parse_ofp_flow_stats_request_str(fsr, aggregate, match, |
4bc938cc BP |
1463 | port_map, table_map, |
1464 | &usable_protocols); | |
bdda5aca BP |
1465 | if (error) { |
1466 | ovs_fatal(0, "%s", error); | |
1467 | } | |
064af421 | 1468 | |
50f96b10 | 1469 | protocol = open_vconn(vconn_name, &vconn); |
d444a914 | 1470 | *protocolp = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); |
bdcc5925 BP |
1471 | return vconn; |
1472 | } | |
1473 | ||
1474 | static void | |
1475 | ofctl_dump_flows__(int argc, char *argv[], bool aggregate) | |
1476 | { | |
d444a914 BP |
1477 | struct ofputil_flow_stats_request fsr; |
1478 | enum ofputil_protocol protocol; | |
bdcc5925 BP |
1479 | struct vconn *vconn; |
1480 | ||
d444a914 BP |
1481 | vconn = prepare_dump_flows(argc, argv, aggregate, &fsr, &protocol); |
1482 | dump_transaction(vconn, ofputil_encode_flow_stats_request(&fsr, protocol)); | |
88ca35ee BP |
1483 | vconn_close(vconn); |
1484 | } | |
1485 | ||
5bc39e9a JG |
1486 | static void |
1487 | get_match_field(const struct mf_field *field, const struct match *match, | |
1488 | union mf_value *value) | |
1489 | { | |
1490 | if (!match->tun_md.valid || (field->id < MFF_TUN_METADATA0 || | |
1491 | field->id >= MFF_TUN_METADATA0 + | |
1492 | TUN_METADATA_NUM_OPTS)) { | |
1493 | mf_get_value(field, &match->flow, value); | |
1494 | } else { | |
1495 | const struct tun_metadata_loc *loc = &match->tun_md.entry[field->id - | |
1496 | MFF_TUN_METADATA0].loc; | |
1497 | ||
1498 | /* Since we don't have a tunnel mapping table, extract the value | |
1499 | * from the locally allocated location in the match. */ | |
1500 | memset(value, 0, field->n_bytes - loc->len); | |
1501 | memcpy(value->tun_metadata + field->n_bytes - loc->len, | |
1502 | match->flow.tunnel.metadata.opts.u8 + loc->c.offset, loc->len); | |
1503 | } | |
1504 | } | |
1505 | ||
bdcc5925 BP |
1506 | static int |
1507 | compare_flows(const void *afs_, const void *bfs_) | |
1508 | { | |
1509 | const struct ofputil_flow_stats *afs = afs_; | |
1510 | const struct ofputil_flow_stats *bfs = bfs_; | |
81a76618 BP |
1511 | const struct match *a = &afs->match; |
1512 | const struct match *b = &bfs->match; | |
bdcc5925 BP |
1513 | const struct sort_criterion *sc; |
1514 | ||
1515 | for (sc = criteria; sc < &criteria[n_criteria]; sc++) { | |
1516 | const struct mf_field *f = sc->field; | |
1517 | int ret; | |
1518 | ||
1519 | if (!f) { | |
eb391b76 BP |
1520 | int a_pri = afs->priority; |
1521 | int b_pri = bfs->priority; | |
81a76618 | 1522 | ret = a_pri < b_pri ? -1 : a_pri > b_pri; |
bdcc5925 BP |
1523 | } else { |
1524 | bool ina, inb; | |
1525 | ||
aff49b8c JR |
1526 | ina = mf_are_prereqs_ok(f, &a->flow, NULL) |
1527 | && !mf_is_all_wild(f, &a->wc); | |
1528 | inb = mf_are_prereqs_ok(f, &b->flow, NULL) | |
1529 | && !mf_is_all_wild(f, &b->wc); | |
bdcc5925 BP |
1530 | if (ina != inb) { |
1531 | /* Skip the test for sc->order, so that missing fields always | |
1532 | * sort to the end whether we're sorting in ascending or | |
1533 | * descending order. */ | |
1534 | return ina ? -1 : 1; | |
1535 | } else { | |
1536 | union mf_value aval, bval; | |
1537 | ||
5bc39e9a JG |
1538 | get_match_field(f, a, &aval); |
1539 | get_match_field(f, b, &bval); | |
bdcc5925 BP |
1540 | ret = memcmp(&aval, &bval, f->n_bytes); |
1541 | } | |
1542 | } | |
1543 | ||
1544 | if (ret) { | |
1545 | return sc->order == SORT_ASC ? ret : -ret; | |
1546 | } | |
1547 | } | |
1548 | ||
111b58cc | 1549 | return a < b ? -1 : 1; |
bdcc5925 BP |
1550 | } |
1551 | ||
88ca35ee | 1552 | static void |
1636c761 | 1553 | ofctl_dump_flows(struct ovs_cmdl_context *ctx) |
88ca35ee | 1554 | { |
4bc938cc | 1555 | if (!n_criteria && !should_show_names() && show_stats) { |
1636c761 | 1556 | ofctl_dump_flows__(ctx->argc, ctx->argv, false); |
2f4aba0b | 1557 | return; |
bdcc5925 | 1558 | } else { |
d444a914 BP |
1559 | struct ofputil_flow_stats_request fsr; |
1560 | enum ofputil_protocol protocol; | |
bdcc5925 | 1561 | struct vconn *vconn; |
bdcc5925 | 1562 | |
d444a914 BP |
1563 | vconn = prepare_dump_flows(ctx->argc, ctx->argv, false, |
1564 | &fsr, &protocol); | |
bdcc5925 | 1565 | |
d444a914 BP |
1566 | struct ofputil_flow_stats *fses; |
1567 | size_t n_fses; | |
1568 | run(vconn_dump_flows(vconn, &fsr, protocol, &fses, &n_fses), | |
1569 | "dump flows"); | |
bdcc5925 | 1570 | |
111b58cc AGS |
1571 | if (n_criteria) { |
1572 | qsort(fses, n_fses, sizeof *fses, compare_flows); | |
1573 | } | |
bdcc5925 | 1574 | |
d444a914 BP |
1575 | struct ds s = DS_EMPTY_INITIALIZER; |
1576 | for (size_t i = 0; i < n_fses; i++) { | |
bdcc5925 | 1577 | ds_clear(&s); |
dfc77282 BP |
1578 | ofputil_flow_stats_format(&s, &fses[i], |
1579 | ports_to_show(ctx->argv[1]), | |
1580 | tables_to_show(ctx->argv[1]), | |
1581 | show_stats); | |
1b3758c3 | 1582 | printf(" %s\n", ds_cstr(&s)); |
bdcc5925 BP |
1583 | } |
1584 | ds_destroy(&s); | |
1585 | ||
d444a914 | 1586 | for (size_t i = 0; i < n_fses; i++) { |
dc723c44 | 1587 | free(CONST_CAST(struct ofpact *, fses[i].ofpacts)); |
bdcc5925 BP |
1588 | } |
1589 | free(fses); | |
1590 | ||
1591 | vconn_close(vconn); | |
1592 | } | |
88ca35ee BP |
1593 | } |
1594 | ||
1595 | static void | |
1636c761 | 1596 | ofctl_dump_aggregate(struct ovs_cmdl_context *ctx) |
88ca35ee | 1597 | { |
1636c761 | 1598 | ofctl_dump_flows__(ctx->argc, ctx->argv, true); |
064af421 BP |
1599 | } |
1600 | ||
d2805da2 | 1601 | static void |
1636c761 | 1602 | ofctl_queue_stats(struct ovs_cmdl_context *ctx) |
d2805da2 | 1603 | { |
d2805da2 | 1604 | struct ofpbuf *request; |
53514387 | 1605 | struct vconn *vconn; |
64626975 | 1606 | struct ofputil_queue_stats_request oqs; |
d2805da2 | 1607 | |
1636c761 | 1608 | open_vconn(ctx->argv[1], &vconn); |
d2805da2 | 1609 | |
1636c761 RB |
1610 | if (ctx->argc > 2 && ctx->argv[2][0] && strcasecmp(ctx->argv[2], "all")) { |
1611 | oqs.port_no = str_to_port_no(ctx->argv[1], ctx->argv[2]); | |
d2805da2 | 1612 | } else { |
7f05e7ab | 1613 | oqs.port_no = OFPP_ANY; |
d2805da2 | 1614 | } |
1636c761 RB |
1615 | if (ctx->argc > 3 && ctx->argv[3][0] && strcasecmp(ctx->argv[3], "all")) { |
1616 | oqs.queue_id = atoi(ctx->argv[3]); | |
d2805da2 | 1617 | } else { |
64626975 | 1618 | oqs.queue_id = OFPQ_ALL; |
d2805da2 BP |
1619 | } |
1620 | ||
64626975 | 1621 | request = ofputil_encode_queue_stats_request(vconn_get_version(vconn), &oqs); |
182b2eef | 1622 | dump_transaction(vconn, request); |
53514387 | 1623 | vconn_close(vconn); |
d2805da2 BP |
1624 | } |
1625 | ||
e8f9a7bb | 1626 | static void |
1636c761 | 1627 | ofctl_queue_get_config(struct ovs_cmdl_context *ctx) |
e8f9a7bb | 1628 | { |
1636c761 | 1629 | const char *vconn_name = ctx->argv[1]; |
e016fb63 BP |
1630 | const char *port_name = ctx->argc > 2 ? ctx->argv[2] : "any"; |
1631 | ofp_port_t port = str_to_port_no(vconn_name, port_name); | |
1632 | const char *queue_name = ctx->argc > 3 ? ctx->argv[3] : "all"; | |
1633 | uint32_t queue = (!strcasecmp(queue_name, "all") | |
1634 | ? OFPQ_ALL | |
1635 | : atoi(queue_name)); | |
56085be5 | 1636 | struct vconn *vconn; |
e016fb63 | 1637 | |
56085be5 BP |
1638 | enum ofputil_protocol protocol = open_vconn(vconn_name, &vconn); |
1639 | enum ofp_version version = ofputil_protocol_to_ofp_version(protocol); | |
1640 | if (port == OFPP_ANY && version == OFP10_VERSION) { | |
1641 | /* The user requested all queues on all ports. OpenFlow 1.0 only | |
1642 | * supports getting queues for an individual port, so to implement the | |
1643 | * user's request we have to get a list of all the ports. | |
1644 | * | |
1645 | * We use a second vconn to avoid having to accumulate a list of all of | |
1646 | * the ports. */ | |
1647 | struct vconn *vconn2; | |
1648 | enum ofputil_protocol protocol2 = open_vconn(vconn_name, &vconn2); | |
1649 | enum ofp_version version2 = ofputil_protocol_to_ofp_version(protocol2); | |
1650 | ||
1651 | struct port_iterator pi; | |
1652 | struct ofputil_phy_port pp; | |
1653 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, &pp); ) { | |
1654 | if (ofp_to_u16(pp.port_no) < ofp_to_u16(OFPP_MAX)) { | |
1655 | dump_transaction(vconn2, | |
1656 | ofputil_encode_queue_get_config_request( | |
e016fb63 | 1657 | version2, pp.port_no, queue)); |
56085be5 BP |
1658 | } |
1659 | } | |
1660 | port_iterator_destroy(&pi); | |
1661 | vconn_close(vconn2); | |
1662 | } else { | |
1663 | dump_transaction(vconn, ofputil_encode_queue_get_config_request( | |
e016fb63 | 1664 | version, port, queue)); |
56085be5 | 1665 | } |
e8f9a7bb VG |
1666 | vconn_close(vconn); |
1667 | } | |
1668 | ||
27527aa0 | 1669 | static enum ofputil_protocol |
db0b6c29 JR |
1670 | open_vconn_for_flow_mod(const char *remote, struct vconn **vconnp, |
1671 | enum ofputil_protocol usable_protocols) | |
0fbc9f11 | 1672 | { |
27527aa0 BP |
1673 | enum ofputil_protocol cur_protocol; |
1674 | char *usable_s; | |
1675 | int i; | |
0fbc9f11 | 1676 | |
27527aa0 BP |
1677 | if (!(usable_protocols & allowed_protocols)) { |
1678 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); | |
1679 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1680 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1681 | "allowed flow formats (%s)", usable_s, allowed_s); | |
0fbc9f11 | 1682 | } |
0fbc9f11 | 1683 | |
27527aa0 BP |
1684 | /* If the initial flow format is allowed and usable, keep it. */ |
1685 | cur_protocol = open_vconn(remote, vconnp); | |
1686 | if (usable_protocols & allowed_protocols & cur_protocol) { | |
1687 | return cur_protocol; | |
1688 | } | |
1689 | ||
1690 | /* Otherwise try each flow format in turn. */ | |
1691 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
1692 | enum ofputil_protocol f = 1 << i; | |
1693 | ||
1694 | if (f != cur_protocol | |
1695 | && f & usable_protocols & allowed_protocols | |
1696 | && try_set_protocol(*vconnp, f, &cur_protocol)) { | |
1697 | return f; | |
1698 | } | |
0fbc9f11 | 1699 | } |
27527aa0 BP |
1700 | |
1701 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1702 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1703 | "formats (%s)", usable_s); | |
0fbc9f11 BP |
1704 | } |
1705 | ||
db5076ee JR |
1706 | static void |
1707 | bundle_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, | |
1708 | size_t n_fms, enum ofputil_protocol usable_protocols) | |
1709 | { | |
1710 | enum ofputil_protocol protocol; | |
1711 | struct vconn *vconn; | |
1712 | struct ovs_list requests; | |
1713 | size_t i; | |
1714 | ||
417e7e66 | 1715 | ovs_list_init(&requests); |
db5076ee | 1716 | |
06d4d4b6 JR |
1717 | /* Bundles need OpenFlow 1.3+. */ |
1718 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
db5076ee JR |
1719 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
1720 | ||
1721 | for (i = 0; i < n_fms; i++) { | |
1722 | struct ofputil_flow_mod *fm = &fms[i]; | |
1723 | struct ofpbuf *request = ofputil_encode_flow_mod(fm, protocol); | |
1724 | ||
417e7e66 | 1725 | ovs_list_push_back(&requests, &request->list_node); |
db5076ee JR |
1726 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
1727 | } | |
1728 | ||
39c94593 | 1729 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
74cb32e3 | 1730 | ofpbuf_list_delete(&requests); |
db5076ee JR |
1731 | vconn_close(vconn); |
1732 | } | |
1733 | ||
064af421 | 1734 | static void |
e1fef0f9 | 1735 | ofctl_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, |
db0b6c29 | 1736 | size_t n_fms, enum ofputil_protocol usable_protocols) |
064af421 | 1737 | { |
27527aa0 | 1738 | enum ofputil_protocol protocol; |
064af421 | 1739 | struct vconn *vconn; |
27527aa0 | 1740 | size_t i; |
4989c59f | 1741 | |
db5076ee JR |
1742 | if (bundle) { |
1743 | bundle_flow_mod__(remote, fms, n_fms, usable_protocols); | |
1744 | return; | |
1745 | } | |
1746 | ||
db0b6c29 | 1747 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
049c8dc2 | 1748 | |
27527aa0 BP |
1749 | for (i = 0; i < n_fms; i++) { |
1750 | struct ofputil_flow_mod *fm = &fms[i]; | |
0fbc9f11 | 1751 | |
27527aa0 | 1752 | transact_noreply(vconn, ofputil_encode_flow_mod(fm, protocol)); |
dc723c44 | 1753 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
6a6b7060 | 1754 | minimatch_destroy(&fm->match); |
4989c59f | 1755 | } |
064af421 | 1756 | vconn_close(vconn); |
88ca35ee BP |
1757 | } |
1758 | ||
064af421 | 1759 | static void |
db5076ee | 1760 | ofctl_flow_mod_file(int argc OVS_UNUSED, char *argv[], int command) |
064af421 | 1761 | { |
db0b6c29 | 1762 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
1763 | struct ofputil_flow_mod *fms = NULL; |
1764 | size_t n_fms = 0; | |
bdda5aca | 1765 | char *error; |
064af421 | 1766 | |
db5076ee JR |
1767 | if (command == OFPFC_ADD) { |
1768 | /* Allow the file to specify a mix of commands. If none specified at | |
1769 | * the beginning of any given line, then the default is OFPFC_ADD, so | |
1770 | * this is backwards compatible. */ | |
1771 | command = -2; | |
1772 | } | |
4bc938cc BP |
1773 | error = parse_ofp_flow_mod_file(argv[2], ports_to_accept(argv[1]), |
1774 | tables_to_accept(argv[1]), command, | |
50f96b10 | 1775 | &fms, &n_fms, &usable_protocols); |
bdda5aca BP |
1776 | if (error) { |
1777 | ovs_fatal(0, "%s", error); | |
1778 | } | |
db0b6c29 | 1779 | ofctl_flow_mod__(argv[1], fms, n_fms, usable_protocols); |
27527aa0 BP |
1780 | free(fms); |
1781 | } | |
1782 | ||
1783 | static void | |
e1fef0f9 | 1784 | ofctl_flow_mod(int argc, char *argv[], uint16_t command) |
27527aa0 | 1785 | { |
4989c59f | 1786 | if (argc > 2 && !strcmp(argv[2], "-")) { |
e1fef0f9 | 1787 | ofctl_flow_mod_file(argc, argv, command); |
27527aa0 BP |
1788 | } else { |
1789 | struct ofputil_flow_mod fm; | |
bdda5aca | 1790 | char *error; |
3200ed58 | 1791 | enum ofputil_protocol usable_protocols; |
bdda5aca | 1792 | |
50f96b10 | 1793 | error = parse_ofp_flow_mod_str(&fm, argc > 2 ? argv[2] : "", |
4bc938cc BP |
1794 | ports_to_accept(argv[1]), |
1795 | tables_to_accept(argv[1]), command, | |
ba2fe8e9 | 1796 | &usable_protocols); |
bdda5aca BP |
1797 | if (error) { |
1798 | ovs_fatal(0, "%s", error); | |
1799 | } | |
db0b6c29 | 1800 | ofctl_flow_mod__(argv[1], &fm, 1, usable_protocols); |
064af421 | 1801 | } |
4989c59f | 1802 | } |
88ca35ee | 1803 | |
4989c59f | 1804 | static void |
1636c761 | 1805 | ofctl_add_flow(struct ovs_cmdl_context *ctx) |
4989c59f | 1806 | { |
1636c761 | 1807 | ofctl_flow_mod(ctx->argc, ctx->argv, OFPFC_ADD); |
4989c59f BP |
1808 | } |
1809 | ||
1810 | static void | |
1636c761 | 1811 | ofctl_add_flows(struct ovs_cmdl_context *ctx) |
4989c59f | 1812 | { |
1636c761 | 1813 | ofctl_flow_mod_file(ctx->argc, ctx->argv, OFPFC_ADD); |
064af421 BP |
1814 | } |
1815 | ||
1816 | static void | |
1636c761 | 1817 | ofctl_mod_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1818 | { |
1636c761 | 1819 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_MODIFY_STRICT : OFPFC_MODIFY); |
064af421 BP |
1820 | } |
1821 | ||
88ca35ee | 1822 | static void |
1636c761 | 1823 | ofctl_del_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1824 | { |
1636c761 | 1825 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_DELETE_STRICT : OFPFC_DELETE); |
064af421 BP |
1826 | } |
1827 | ||
6409e008 | 1828 | static bool |
54834960 | 1829 | set_packet_in_format(struct vconn *vconn, |
d8790c08 | 1830 | enum ofputil_packet_in_format packet_in_format, |
6409e008 | 1831 | bool must_succeed) |
54834960 | 1832 | { |
3f4a1939 SH |
1833 | struct ofpbuf *spif; |
1834 | ||
d8790c08 BP |
1835 | spif = ofputil_encode_set_packet_in_format(vconn_get_version(vconn), |
1836 | packet_in_format); | |
6409e008 BP |
1837 | if (must_succeed) { |
1838 | transact_noreply(vconn, spif); | |
1839 | } else { | |
1840 | struct ofpbuf *reply; | |
1841 | ||
1842 | run(vconn_transact_noreply(vconn, spif, &reply), | |
1843 | "talking to %s", vconn_get_name(vconn)); | |
1844 | if (reply) { | |
4bc938cc | 1845 | char *s = ofp_to_string(reply->data, reply->size, NULL, NULL, 2); |
6409e008 BP |
1846 | VLOG_DBG("%s: failed to set packet in format to nx_packet_in, " |
1847 | "controller replied: %s.", | |
1848 | vconn_get_name(vconn), s); | |
1849 | free(s); | |
1850 | ofpbuf_delete(reply); | |
1851 | ||
1852 | return false; | |
1853 | } else { | |
1854 | VLOG_DBG("%s: using user-specified packet in format %s", | |
1855 | vconn_get_name(vconn), | |
1856 | ofputil_packet_in_format_to_string(packet_in_format)); | |
1857 | } | |
1858 | } | |
1859 | return true; | |
54834960 EJ |
1860 | } |
1861 | ||
f0fd1a17 PS |
1862 | static int |
1863 | monitor_set_invalid_ttl_to_controller(struct vconn *vconn) | |
1864 | { | |
ad99e2ed | 1865 | struct ofputil_switch_config config; |
f0fd1a17 PS |
1866 | |
1867 | fetch_switch_config(vconn, &config); | |
ad99e2ed BP |
1868 | if (!config.invalid_ttl_to_controller) { |
1869 | config.invalid_ttl_to_controller = 1; | |
f0fd1a17 PS |
1870 | set_switch_config(vconn, &config); |
1871 | ||
1872 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
1873 | * has ill-defined error reporting for bad flags, so this is about the |
1874 | * best we can do. */ | |
f0fd1a17 | 1875 | fetch_switch_config(vconn, &config); |
ad99e2ed | 1876 | if (!config.invalid_ttl_to_controller) { |
f0fd1a17 | 1877 | ovs_fatal(0, "setting invalid_ttl_to_controller failed (this " |
ad99e2ed | 1878 | "switch probably doesn't support this flag)"); |
f0fd1a17 PS |
1879 | } |
1880 | } | |
1881 | return 0; | |
1882 | } | |
1883 | ||
96761f58 BP |
1884 | /* Converts hex digits in 'hex' to an OpenFlow message in '*msgp'. The |
1885 | * caller must free '*msgp'. On success, returns NULL. On failure, returns | |
1886 | * an error message and stores NULL in '*msgp'. */ | |
1887 | static const char * | |
1888 | openflow_from_hex(const char *hex, struct ofpbuf **msgp) | |
1889 | { | |
1890 | struct ofp_header *oh; | |
1891 | struct ofpbuf *msg; | |
1892 | ||
1893 | msg = ofpbuf_new(strlen(hex) / 2); | |
1894 | *msgp = NULL; | |
1895 | ||
1896 | if (ofpbuf_put_hex(msg, hex, NULL)[0] != '\0') { | |
1897 | ofpbuf_delete(msg); | |
1898 | return "Trailing garbage in hex data"; | |
1899 | } | |
1900 | ||
6fd6ed71 | 1901 | if (msg->size < sizeof(struct ofp_header)) { |
96761f58 BP |
1902 | ofpbuf_delete(msg); |
1903 | return "Message too short for OpenFlow"; | |
1904 | } | |
1905 | ||
6fd6ed71 PS |
1906 | oh = msg->data; |
1907 | if (msg->size != ntohs(oh->length)) { | |
96761f58 BP |
1908 | ofpbuf_delete(msg); |
1909 | return "Message size does not match length in OpenFlow header"; | |
1910 | } | |
1911 | ||
1912 | *msgp = msg; | |
1913 | return NULL; | |
1914 | } | |
1915 | ||
1916 | static void | |
1917 | ofctl_send(struct unixctl_conn *conn, int argc, | |
1918 | const char *argv[], void *vconn_) | |
1919 | { | |
1920 | struct vconn *vconn = vconn_; | |
1921 | struct ds reply; | |
1922 | bool ok; | |
1923 | int i; | |
1924 | ||
1925 | ok = true; | |
1926 | ds_init(&reply); | |
1927 | for (i = 1; i < argc; i++) { | |
1928 | const char *error_msg; | |
1929 | struct ofpbuf *msg; | |
1930 | int error; | |
1931 | ||
1932 | error_msg = openflow_from_hex(argv[i], &msg); | |
1933 | if (error_msg) { | |
1934 | ds_put_format(&reply, "%s\n", error_msg); | |
1935 | ok = false; | |
1936 | continue; | |
1937 | } | |
1938 | ||
1939 | fprintf(stderr, "send: "); | |
50f96b10 | 1940 | ofp_print(stderr, msg->data, msg->size, |
4bc938cc BP |
1941 | ports_to_show(vconn_get_name(vconn)), |
1942 | tables_to_show(vconn_get_name(vconn)), verbosity); | |
96761f58 BP |
1943 | |
1944 | error = vconn_send_block(vconn, msg); | |
1945 | if (error) { | |
1946 | ofpbuf_delete(msg); | |
10a89ef0 | 1947 | ds_put_format(&reply, "%s\n", ovs_strerror(error)); |
96761f58 BP |
1948 | ok = false; |
1949 | } else { | |
1950 | ds_put_cstr(&reply, "sent\n"); | |
1951 | } | |
1952 | } | |
bde9f75d EJ |
1953 | |
1954 | if (ok) { | |
1955 | unixctl_command_reply(conn, ds_cstr(&reply)); | |
1956 | } else { | |
1957 | unixctl_command_reply_error(conn, ds_cstr(&reply)); | |
1958 | } | |
96761f58 BP |
1959 | ds_destroy(&reply); |
1960 | } | |
1961 | ||
6dd3c787 JR |
1962 | static void |
1963 | unixctl_packet_out(struct unixctl_conn *conn, int OVS_UNUSED argc, | |
1964 | const char *argv[], void *vconn_) | |
1965 | { | |
1966 | struct vconn *vconn = vconn_; | |
1967 | enum ofputil_protocol protocol | |
1968 | = ofputil_protocol_from_ofp_version(vconn_get_version(vconn)); | |
1969 | struct ds reply = DS_EMPTY_INITIALIZER; | |
1970 | bool ok = true; | |
1971 | ||
1972 | enum ofputil_protocol usable_protocols; | |
1973 | struct ofputil_packet_out po; | |
1974 | char *error_msg; | |
1975 | ||
50f96b10 BP |
1976 | error_msg = parse_ofp_packet_out_str( |
1977 | &po, argv[1], ports_to_accept(vconn_get_name(vconn)), | |
4bc938cc | 1978 | tables_to_accept(vconn_get_name(vconn)), &usable_protocols); |
6dd3c787 JR |
1979 | if (error_msg) { |
1980 | ds_put_format(&reply, "%s\n", error_msg); | |
1981 | free(error_msg); | |
1982 | ok = false; | |
1983 | } | |
1984 | ||
1985 | if (ok && !(usable_protocols & protocol)) { | |
1986 | ds_put_format(&reply, "PACKET_OUT actions are incompatible with the OpenFlow connection.\n"); | |
1987 | ok = false; | |
1988 | } | |
1989 | ||
1990 | if (ok) { | |
1991 | struct ofpbuf *msg = ofputil_encode_packet_out(&po, protocol); | |
1992 | ||
50f96b10 | 1993 | ofp_print(stderr, msg->data, msg->size, |
4bc938cc BP |
1994 | ports_to_show(vconn_get_name(vconn)), |
1995 | tables_to_show(vconn_get_name(vconn)), verbosity); | |
6dd3c787 JR |
1996 | |
1997 | int error = vconn_send_block(vconn, msg); | |
1998 | if (error) { | |
1999 | ofpbuf_delete(msg); | |
2000 | ds_put_format(&reply, "%s\n", ovs_strerror(error)); | |
2001 | ok = false; | |
2002 | } | |
2003 | } | |
2004 | ||
2005 | if (ok) { | |
2006 | unixctl_command_reply(conn, ds_cstr(&reply)); | |
2007 | } else { | |
2008 | unixctl_command_reply_error(conn, ds_cstr(&reply)); | |
2009 | } | |
2010 | ds_destroy(&reply); | |
2011 | ||
2012 | if (!error_msg) { | |
2013 | free(CONST_CAST(void *, po.packet)); | |
2014 | free(po.ofpacts); | |
2015 | } | |
2016 | } | |
2017 | ||
bb638b9a BP |
2018 | struct barrier_aux { |
2019 | struct vconn *vconn; /* OpenFlow connection for sending barrier. */ | |
2020 | struct unixctl_conn *conn; /* Connection waiting for barrier response. */ | |
2021 | }; | |
2022 | ||
2023 | static void | |
2024 | ofctl_barrier(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
2025 | const char *argv[] OVS_UNUSED, void *aux_) | |
2026 | { | |
2027 | struct barrier_aux *aux = aux_; | |
2028 | struct ofpbuf *msg; | |
2029 | int error; | |
2030 | ||
2031 | if (aux->conn) { | |
bde9f75d | 2032 | unixctl_command_reply_error(conn, "already waiting for barrier reply"); |
bb638b9a BP |
2033 | return; |
2034 | } | |
2035 | ||
a0ae0b6e | 2036 | msg = ofputil_encode_barrier_request(vconn_get_version(aux->vconn)); |
bb638b9a BP |
2037 | error = vconn_send_block(aux->vconn, msg); |
2038 | if (error) { | |
2039 | ofpbuf_delete(msg); | |
10a89ef0 | 2040 | unixctl_command_reply_error(conn, ovs_strerror(error)); |
bb638b9a BP |
2041 | } else { |
2042 | aux->conn = conn; | |
2043 | } | |
2044 | } | |
2045 | ||
1e1d00a5 BP |
2046 | static void |
2047 | ofctl_set_output_file(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
2048 | const char *argv[], void *aux OVS_UNUSED) | |
2049 | { | |
2050 | int fd; | |
2051 | ||
2052 | fd = open(argv[1], O_CREAT | O_TRUNC | O_WRONLY, 0666); | |
2053 | if (fd < 0) { | |
10a89ef0 | 2054 | unixctl_command_reply_error(conn, ovs_strerror(errno)); |
1e1d00a5 BP |
2055 | return; |
2056 | } | |
2057 | ||
2058 | fflush(stderr); | |
2059 | dup2(fd, STDERR_FILENO); | |
2060 | close(fd); | |
bde9f75d | 2061 | unixctl_command_reply(conn, NULL); |
1e1d00a5 BP |
2062 | } |
2063 | ||
2b07c8b1 BP |
2064 | static void |
2065 | ofctl_block(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 2066 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 2067 | { |
4f8f2439 | 2068 | bool *blocked = blocked_; |
2b07c8b1 | 2069 | |
4f8f2439 BP |
2070 | if (!*blocked) { |
2071 | *blocked = true; | |
2072 | unixctl_command_reply(conn, NULL); | |
2073 | } else { | |
2b07c8b1 | 2074 | unixctl_command_reply(conn, "already blocking"); |
2b07c8b1 BP |
2075 | } |
2076 | } | |
2077 | ||
2078 | static void | |
2079 | ofctl_unblock(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 2080 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 2081 | { |
4f8f2439 | 2082 | bool *blocked = blocked_; |
2b07c8b1 | 2083 | |
4f8f2439 BP |
2084 | if (*blocked) { |
2085 | *blocked = false; | |
2b07c8b1 | 2086 | unixctl_command_reply(conn, NULL); |
4f8f2439 BP |
2087 | } else { |
2088 | unixctl_command_reply(conn, "already unblocked"); | |
2b07c8b1 BP |
2089 | } |
2090 | } | |
2091 | ||
140f36ba | 2092 | /* Prints to stderr all of the messages received on 'vconn'. |
05f453a8 BP |
2093 | * |
2094 | * Iff 'reply_to_echo_requests' is true, sends a reply to any echo request | |
77ab5fd2 BP |
2095 | * received on 'vconn'. |
2096 | * | |
2097 | * If 'resume_continuations' is true, sends an NXT_RESUME in reply to any | |
2098 | * NXT_PACKET_IN2 that includes a continuation. */ | |
064af421 | 2099 | static void |
77ab5fd2 BP |
2100 | monitor_vconn(struct vconn *vconn, bool reply_to_echo_requests, |
2101 | bool resume_continuations) | |
0caf6bde | 2102 | { |
bb638b9a | 2103 | struct barrier_aux barrier_aux = { vconn, NULL }; |
1eb85ef5 EJ |
2104 | struct unixctl_server *server; |
2105 | bool exiting = false; | |
4f8f2439 | 2106 | bool blocked = false; |
7d0c5973 | 2107 | int error; |
1eb85ef5 | 2108 | |
7d0c5973 | 2109 | daemon_save_fd(STDERR_FILENO); |
e91b927d | 2110 | daemonize_start(false); |
19945013 | 2111 | error = unixctl_server_create(unixctl_path, &server); |
1eb85ef5 EJ |
2112 | if (error) { |
2113 | ovs_fatal(error, "failed to create unixctl server"); | |
2114 | } | |
2115 | unixctl_command_register("exit", "", 0, 0, ofctl_exit, &exiting); | |
96761f58 BP |
2116 | unixctl_command_register("ofctl/send", "OFMSG...", 1, INT_MAX, |
2117 | ofctl_send, vconn); | |
6dd3c787 JR |
2118 | unixctl_command_register("ofctl/packet-out", "\"in_port=<port> packet=<hex data> actions=...\"", 1, 1, |
2119 | unixctl_packet_out, vconn); | |
bb638b9a BP |
2120 | unixctl_command_register("ofctl/barrier", "", 0, 0, |
2121 | ofctl_barrier, &barrier_aux); | |
1e1d00a5 BP |
2122 | unixctl_command_register("ofctl/set-output-file", "FILE", 1, 1, |
2123 | ofctl_set_output_file, NULL); | |
2b07c8b1 | 2124 | |
4f8f2439 BP |
2125 | unixctl_command_register("ofctl/block", "", 0, 0, ofctl_block, &blocked); |
2126 | unixctl_command_register("ofctl/unblock", "", 0, 0, ofctl_unblock, | |
2127 | &blocked); | |
2b07c8b1 | 2128 | |
1eb85ef5 EJ |
2129 | daemonize_complete(); |
2130 | ||
77ab5fd2 BP |
2131 | enum ofp_version version = vconn_get_version(vconn); |
2132 | enum ofputil_protocol protocol | |
2133 | = ofputil_protocol_from_ofp_version(version); | |
2134 | ||
0caf6bde BP |
2135 | for (;;) { |
2136 | struct ofpbuf *b; | |
1eb85ef5 EJ |
2137 | int retval; |
2138 | ||
2139 | unixctl_server_run(server); | |
982697a4 | 2140 | |
4f8f2439 | 2141 | while (!blocked) { |
982697a4 | 2142 | enum ofptype type; |
bb638b9a | 2143 | |
1eb85ef5 EJ |
2144 | retval = vconn_recv(vconn, &b); |
2145 | if (retval == EAGAIN) { | |
2146 | break; | |
2147 | } | |
1eb85ef5 | 2148 | run(retval, "vconn_recv"); |
31c6fcd7 | 2149 | |
0c9560b7 | 2150 | if (timestamp) { |
2b31d8e7 PI |
2151 | char *s = xastrftime_msec("%Y-%m-%d %H:%M:%S.###: ", |
2152 | time_wall_msec(), true); | |
0c9560b7 | 2153 | fputs(s, stderr); |
3e78870d | 2154 | free(s); |
0c9560b7 | 2155 | } |
31c6fcd7 | 2156 | |
6fd6ed71 | 2157 | ofptype_decode(&type, b->data); |
50f96b10 | 2158 | ofp_print(stderr, b->data, b->size, |
4bc938cc BP |
2159 | ports_to_show(vconn_get_name(vconn)), |
2160 | tables_to_show(vconn_get_name(vconn)), verbosity + 2); | |
eafa7af8 | 2161 | fflush(stderr); |
bb638b9a | 2162 | |
05f453a8 BP |
2163 | switch ((int) type) { |
2164 | case OFPTYPE_BARRIER_REPLY: | |
2165 | if (barrier_aux.conn) { | |
2166 | unixctl_command_reply(barrier_aux.conn, NULL); | |
2167 | barrier_aux.conn = NULL; | |
2168 | } | |
2169 | break; | |
2170 | ||
2171 | case OFPTYPE_ECHO_REQUEST: | |
2172 | if (reply_to_echo_requests) { | |
2173 | struct ofpbuf *reply; | |
2174 | ||
d9cea8f5 | 2175 | reply = ofputil_encode_echo_reply(b->data); |
05f453a8 BP |
2176 | retval = vconn_send_block(vconn, reply); |
2177 | if (retval) { | |
2178 | ovs_fatal(retval, "failed to send echo reply"); | |
2179 | } | |
2180 | } | |
2181 | break; | |
77ab5fd2 BP |
2182 | |
2183 | case OFPTYPE_PACKET_IN: | |
2184 | if (resume_continuations) { | |
2185 | struct ofputil_packet_in pin; | |
2186 | struct ofpbuf continuation; | |
2187 | ||
3cddeff0 YHW |
2188 | error = ofputil_decode_packet_in(b->data, true, NULL, NULL, |
2189 | &pin, NULL, NULL, | |
77ab5fd2 BP |
2190 | &continuation); |
2191 | if (error) { | |
2192 | fprintf(stderr, "decoding packet-in failed: %s", | |
2193 | ofperr_to_string(error)); | |
2194 | } else if (continuation.size) { | |
2195 | struct ofpbuf *reply; | |
2196 | ||
2197 | reply = ofputil_encode_resume(&pin, &continuation, | |
2198 | protocol); | |
2199 | ||
2200 | fprintf(stderr, "send: "); | |
2201 | ofp_print(stderr, reply->data, reply->size, | |
50f96b10 | 2202 | ports_to_show(vconn_get_name(vconn)), |
4bc938cc | 2203 | tables_to_show(vconn_get_name(vconn)), |
77ab5fd2 BP |
2204 | verbosity + 2); |
2205 | fflush(stderr); | |
2206 | ||
2207 | retval = vconn_send_block(vconn, reply); | |
2208 | if (retval) { | |
2209 | ovs_fatal(retval, "failed to send NXT_RESUME"); | |
2210 | } | |
2211 | } | |
2212 | } | |
2213 | break; | |
bb638b9a | 2214 | } |
05f453a8 | 2215 | ofpbuf_delete(b); |
1eb85ef5 EJ |
2216 | } |
2217 | ||
2218 | if (exiting) { | |
2219 | break; | |
2220 | } | |
2221 | ||
2222 | vconn_run(vconn); | |
2223 | vconn_run_wait(vconn); | |
4f8f2439 BP |
2224 | if (!blocked) { |
2225 | vconn_recv_wait(vconn); | |
2226 | } | |
1eb85ef5 EJ |
2227 | unixctl_server_wait(server); |
2228 | poll_block(); | |
0caf6bde | 2229 | } |
828c72d0 BP |
2230 | vconn_close(vconn); |
2231 | unixctl_server_destroy(server); | |
0caf6bde BP |
2232 | } |
2233 | ||
2234 | static void | |
1636c761 | 2235 | ofctl_monitor(struct ovs_cmdl_context *ctx) |
064af421 BP |
2236 | { |
2237 | struct vconn *vconn; | |
2b07c8b1 | 2238 | int i; |
db0b6c29 | 2239 | enum ofputil_protocol usable_protocols; |
064af421 | 2240 | |
ad99e2ed BP |
2241 | /* If the user wants the invalid_ttl_to_controller feature, limit the |
2242 | * OpenFlow versions to those that support that feature. (Support in | |
2243 | * OpenFlow 1.0 is an Open vSwitch extension.) */ | |
2244 | for (i = 2; i < ctx->argc; i++) { | |
2245 | if (!strcmp(ctx->argv[i], "invalid_ttl")) { | |
2246 | uint32_t usable_versions = ((1u << OFP10_VERSION) | | |
2247 | (1u << OFP11_VERSION) | | |
2248 | (1u << OFP12_VERSION)); | |
2249 | uint32_t allowed_versions = get_allowed_ofp_versions(); | |
2250 | if (!(allowed_versions & usable_versions)) { | |
2251 | struct ds versions = DS_EMPTY_INITIALIZER; | |
2252 | ofputil_format_version_bitmap_names(&versions, | |
2253 | usable_versions); | |
2254 | ovs_fatal(0, "invalid_ttl requires one of the OpenFlow " | |
2255 | "versions %s but none is enabled (use -O)", | |
2256 | ds_cstr(&versions)); | |
2257 | } | |
2258 | mask_allowed_ofp_versions(usable_versions); | |
2259 | break; | |
2260 | } | |
2261 | } | |
2262 | ||
1636c761 | 2263 | open_vconn(ctx->argv[1], &vconn); |
77ab5fd2 | 2264 | bool resume_continuations = false; |
1636c761 RB |
2265 | for (i = 2; i < ctx->argc; i++) { |
2266 | const char *arg = ctx->argv[i]; | |
064af421 | 2267 | |
2b07c8b1 | 2268 | if (isdigit((unsigned char) *arg)) { |
ad99e2ed | 2269 | struct ofputil_switch_config config; |
2b07c8b1 BP |
2270 | |
2271 | fetch_switch_config(vconn, &config); | |
ad99e2ed | 2272 | config.miss_send_len = atoi(arg); |
2b07c8b1 BP |
2273 | set_switch_config(vconn, &config); |
2274 | } else if (!strcmp(arg, "invalid_ttl")) { | |
f0fd1a17 | 2275 | monitor_set_invalid_ttl_to_controller(vconn); |
2b07c8b1 BP |
2276 | } else if (!strncmp(arg, "watch:", 6)) { |
2277 | struct ofputil_flow_monitor_request fmr; | |
2278 | struct ofpbuf *msg; | |
bdda5aca | 2279 | char *error; |
2b07c8b1 | 2280 | |
db0b6c29 | 2281 | error = parse_flow_monitor_request(&fmr, arg + 6, |
50f96b10 | 2282 | ports_to_accept(ctx->argv[1]), |
4bc938cc | 2283 | tables_to_accept(ctx->argv[1]), |
db0b6c29 | 2284 | &usable_protocols); |
bdda5aca BP |
2285 | if (error) { |
2286 | ovs_fatal(0, "%s", error); | |
2287 | } | |
2b07c8b1 BP |
2288 | |
2289 | msg = ofpbuf_new(0); | |
2290 | ofputil_append_flow_monitor_request(&fmr, msg); | |
182b2eef | 2291 | dump_transaction(vconn, msg); |
eafa7af8 | 2292 | fflush(stdout); |
77ab5fd2 BP |
2293 | } else if (!strcmp(arg, "resume")) { |
2294 | /* This option is intentionally undocumented because it is meant | |
2295 | * only for testing. */ | |
2296 | resume_continuations = true; | |
2297 | ||
2298 | /* Set miss_send_len to ensure that we get packet-ins. */ | |
2299 | struct ofputil_switch_config config; | |
2300 | fetch_switch_config(vconn, &config); | |
2301 | config.miss_send_len = UINT16_MAX; | |
2302 | set_switch_config(vconn, &config); | |
2b07c8b1 BP |
2303 | } else { |
2304 | ovs_fatal(0, "%s: unsupported \"monitor\" argument", arg); | |
f0fd1a17 PS |
2305 | } |
2306 | } | |
2b07c8b1 | 2307 | |
ca8526e0 | 2308 | if (preferred_packet_in_format >= 0) { |
6409e008 BP |
2309 | /* A particular packet-in format was requested, so we must set it. */ |
2310 | set_packet_in_format(vconn, preferred_packet_in_format, true); | |
ca8526e0 | 2311 | } else { |
6409e008 | 2312 | /* Otherwise, we always prefer NXT_PACKET_IN2. */ |
d8790c08 | 2313 | if (!set_packet_in_format(vconn, OFPUTIL_PACKET_IN_NXT2, false)) { |
6409e008 BP |
2314 | /* We can't get NXT_PACKET_IN2. For OpenFlow 1.0 only, request |
2315 | * NXT_PACKET_IN. (Before 2.6, Open vSwitch will accept a request | |
2316 | * for NXT_PACKET_IN with OF1.1+, but even after that it still | |
2317 | * sends packet-ins in the OpenFlow native format.) */ | |
2318 | if (vconn_get_version(vconn) == OFP10_VERSION) { | |
d8790c08 | 2319 | set_packet_in_format(vconn, OFPUTIL_PACKET_IN_NXT, false); |
f02b12c4 | 2320 | } |
ca8526e0 BP |
2321 | } |
2322 | } | |
2323 | ||
77ab5fd2 | 2324 | monitor_vconn(vconn, true, resume_continuations); |
0caf6bde BP |
2325 | } |
2326 | ||
2327 | static void | |
1636c761 | 2328 | ofctl_snoop(struct ovs_cmdl_context *ctx) |
0caf6bde BP |
2329 | { |
2330 | struct vconn *vconn; | |
2331 | ||
ac4285f4 AV |
2332 | /* We can't use the snoop vconn to send table features request or port |
2333 | * description request messages to show names, because ovs-vswitchd will | |
2334 | * not respond to these messages on snoop vconn. */ | |
2335 | use_names = 0; | |
2336 | ||
1636c761 | 2337 | open_vconn__(ctx->argv[1], SNOOP, &vconn); |
77ab5fd2 | 2338 | monitor_vconn(vconn, false, false); |
064af421 BP |
2339 | } |
2340 | ||
2341 | static void | |
1636c761 | 2342 | ofctl_dump_ports(struct ovs_cmdl_context *ctx) |
064af421 | 2343 | { |
abaad8cf | 2344 | struct ofpbuf *request; |
53514387 | 2345 | struct vconn *vconn; |
4e022ec0 | 2346 | ofp_port_t port; |
abaad8cf | 2347 | |
1636c761 RB |
2348 | open_vconn(ctx->argv[1], &vconn); |
2349 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
f8e4867e | 2350 | request = ofputil_encode_dump_ports_request(vconn_get_version(vconn), port); |
182b2eef | 2351 | dump_transaction(vconn, request); |
53514387 | 2352 | vconn_close(vconn); |
064af421 BP |
2353 | } |
2354 | ||
2be393ed | 2355 | static void |
1636c761 | 2356 | ofctl_dump_ports_desc(struct ovs_cmdl_context *ctx) |
2be393ed | 2357 | { |
70ae4f93 BP |
2358 | struct ofpbuf *request; |
2359 | struct vconn *vconn; | |
2360 | ofp_port_t port; | |
2361 | ||
1636c761 RB |
2362 | open_vconn(ctx->argv[1], &vconn); |
2363 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
70ae4f93 BP |
2364 | request = ofputil_encode_port_desc_stats_request(vconn_get_version(vconn), |
2365 | port); | |
182b2eef | 2366 | dump_transaction(vconn, request); |
70ae4f93 | 2367 | vconn_close(vconn); |
2be393ed JP |
2368 | } |
2369 | ||
064af421 | 2370 | static void |
1636c761 | 2371 | ofctl_probe(struct ovs_cmdl_context *ctx) |
064af421 BP |
2372 | { |
2373 | struct ofpbuf *request; | |
2374 | struct vconn *vconn; | |
2375 | struct ofpbuf *reply; | |
2376 | ||
1636c761 | 2377 | open_vconn(ctx->argv[1], &vconn); |
d9cea8f5 | 2378 | request = ofputil_encode_echo_request(vconn_get_version(vconn)); |
1636c761 | 2379 | run(vconn_transact(vconn, request, &reply), "talking to %s", ctx->argv[1]); |
6fd6ed71 | 2380 | if (reply->size != sizeof(struct ofp_header)) { |
064af421 BP |
2381 | ovs_fatal(0, "reply does not match request"); |
2382 | } | |
2383 | ofpbuf_delete(reply); | |
2384 | vconn_close(vconn); | |
2385 | } | |
2386 | ||
0c3d5fc8 | 2387 | static void |
1636c761 | 2388 | ofctl_packet_out(struct ovs_cmdl_context *ctx) |
0c3d5fc8 | 2389 | { |
6dd3c787 | 2390 | enum ofputil_protocol usable_protocols; |
de0f3156 | 2391 | enum ofputil_protocol protocol; |
0c3d5fc8 | 2392 | struct ofputil_packet_out po; |
0c3d5fc8 | 2393 | struct vconn *vconn; |
6dd3c787 | 2394 | struct ofpbuf *opo; |
bdda5aca | 2395 | char *error; |
0c3d5fc8 | 2396 | |
35eb6326 | 2397 | match_init_catchall(&po.flow_metadata); |
6dd3c787 JR |
2398 | /* Use the old syntax when more than 4 arguments are given. */ |
2399 | if (ctx->argc > 4) { | |
2400 | struct ofpbuf ofpacts; | |
2401 | int i; | |
0c3d5fc8 | 2402 | |
6dd3c787 | 2403 | ofpbuf_init(&ofpacts, 64); |
efefbcae BP |
2404 | struct ofpact_parse_params pp = { |
2405 | .port_map = ports_to_accept(ctx->argv[1]), | |
4bc938cc | 2406 | .table_map = tables_to_accept(ctx->argv[1]), |
efefbcae BP |
2407 | .ofpacts = &ofpacts, |
2408 | .usable_protocols = &usable_protocols | |
2409 | }; | |
2410 | error = ofpacts_parse_actions(ctx->argv[3], &pp); | |
6dd3c787 JR |
2411 | if (error) { |
2412 | ovs_fatal(0, "%s", error); | |
2413 | } | |
0c3d5fc8 | 2414 | |
6dd3c787 | 2415 | po.buffer_id = UINT32_MAX; |
35eb6326 YHW |
2416 | match_set_in_port(&po.flow_metadata, |
2417 | str_to_port_no(ctx->argv[1], ctx->argv[2])); | |
6dd3c787 JR |
2418 | po.ofpacts = ofpacts.data; |
2419 | po.ofpacts_len = ofpacts.size; | |
cb1145d1 | 2420 | po.flow_metadata.flow.packet_type = htonl(PT_ETH); |
0c3d5fc8 | 2421 | |
6dd3c787 JR |
2422 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, |
2423 | usable_protocols); | |
2424 | for (i = 4; i < ctx->argc; i++) { | |
2425 | struct dp_packet *packet; | |
2426 | const char *error_msg; | |
2427 | ||
2428 | error_msg = eth_from_hex(ctx->argv[i], &packet); | |
2429 | if (error_msg) { | |
2430 | ovs_fatal(0, "%s", error_msg); | |
2431 | } | |
0c3d5fc8 | 2432 | |
6dd3c787 JR |
2433 | po.packet = dp_packet_data(packet); |
2434 | po.packet_len = dp_packet_size(packet); | |
2435 | opo = ofputil_encode_packet_out(&po, protocol); | |
2436 | transact_noreply(vconn, opo); | |
2437 | dp_packet_delete(packet); | |
2438 | } | |
2439 | vconn_close(vconn); | |
2440 | ofpbuf_uninit(&ofpacts); | |
2441 | } else if (ctx->argc == 3) { | |
50f96b10 BP |
2442 | error = parse_ofp_packet_out_str(&po, ctx->argv[2], |
2443 | ports_to_accept(ctx->argv[1]), | |
4bc938cc | 2444 | tables_to_accept(ctx->argv[1]), |
50f96b10 | 2445 | &usable_protocols); |
6dd3c787 JR |
2446 | if (error) { |
2447 | ovs_fatal(0, "%s", error); | |
2448 | } | |
2449 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, | |
2450 | usable_protocols); | |
de0f3156 | 2451 | opo = ofputil_encode_packet_out(&po, protocol); |
0c3d5fc8 | 2452 | transact_noreply(vconn, opo); |
5a329e85 | 2453 | vconn_close(vconn); |
6dd3c787 JR |
2454 | free(CONST_CAST(void *, po.packet)); |
2455 | free(po.ofpacts); | |
2456 | } else { | |
2457 | ovs_fatal(0, "Too many arguments (%d)", ctx->argc); | |
0c3d5fc8 | 2458 | } |
0c3d5fc8 BP |
2459 | } |
2460 | ||
064af421 | 2461 | static void |
1636c761 | 2462 | ofctl_mod_port(struct ovs_cmdl_context *ctx) |
064af421 | 2463 | { |
28124950 BP |
2464 | struct ofp_config_flag { |
2465 | const char *name; /* The flag's name. */ | |
2466 | enum ofputil_port_config bit; /* Bit to turn on or off. */ | |
2467 | bool on; /* Value to set the bit to. */ | |
2468 | }; | |
2469 | static const struct ofp_config_flag flags[] = { | |
2470 | { "up", OFPUTIL_PC_PORT_DOWN, false }, | |
2471 | { "down", OFPUTIL_PC_PORT_DOWN, true }, | |
2472 | { "stp", OFPUTIL_PC_NO_STP, false }, | |
2473 | { "receive", OFPUTIL_PC_NO_RECV, false }, | |
2474 | { "receive-stp", OFPUTIL_PC_NO_RECV_STP, false }, | |
2475 | { "flood", OFPUTIL_PC_NO_FLOOD, false }, | |
2476 | { "forward", OFPUTIL_PC_NO_FWD, false }, | |
2477 | { "packet-in", OFPUTIL_PC_NO_PACKET_IN, false }, | |
2478 | }; | |
2479 | ||
2480 | const struct ofp_config_flag *flag; | |
9e1fd49b BP |
2481 | enum ofputil_protocol protocol; |
2482 | struct ofputil_port_mod pm; | |
2483 | struct ofputil_phy_port pp; | |
064af421 | 2484 | struct vconn *vconn; |
28124950 BP |
2485 | const char *command; |
2486 | bool not; | |
064af421 | 2487 | |
1636c761 | 2488 | fetch_ofputil_phy_port(ctx->argv[1], ctx->argv[2], &pp); |
064af421 | 2489 | |
9e1fd49b | 2490 | pm.port_no = pp.port_no; |
74ff3298 | 2491 | pm.hw_addr = pp.hw_addr; |
9e1fd49b BP |
2492 | pm.config = 0; |
2493 | pm.mask = 0; | |
2494 | pm.advertise = 0; | |
064af421 | 2495 | |
1636c761 RB |
2496 | if (!strncasecmp(ctx->argv[3], "no-", 3)) { |
2497 | command = ctx->argv[3] + 3; | |
28124950 | 2498 | not = true; |
1636c761 RB |
2499 | } else if (!strncasecmp(ctx->argv[3], "no", 2)) { |
2500 | command = ctx->argv[3] + 2; | |
28124950 | 2501 | not = true; |
064af421 | 2502 | } else { |
1636c761 | 2503 | command = ctx->argv[3]; |
28124950 BP |
2504 | not = false; |
2505 | } | |
2506 | for (flag = flags; flag < &flags[ARRAY_SIZE(flags)]; flag++) { | |
2507 | if (!strcasecmp(command, flag->name)) { | |
2508 | pm.mask = flag->bit; | |
2509 | pm.config = flag->on ^ not ? flag->bit : 0; | |
2510 | goto found; | |
2511 | } | |
064af421 | 2512 | } |
1636c761 | 2513 | ovs_fatal(0, "unknown mod-port command '%s'", ctx->argv[3]); |
064af421 | 2514 | |
28124950 | 2515 | found: |
1636c761 | 2516 | protocol = open_vconn(ctx->argv[1], &vconn); |
9e1fd49b | 2517 | transact_noreply(vconn, ofputil_encode_port_mod(&pm, protocol)); |
064af421 BP |
2518 | vconn_close(vconn); |
2519 | } | |
2520 | ||
de7d3c07 SJ |
2521 | /* This function uses OFPMP14_TABLE_DESC request to get the current |
2522 | * table configuration from switch. The function then modifies | |
2523 | * only that table-config property, which has been requested. */ | |
2524 | static void | |
2525 | fetch_table_desc(struct vconn *vconn, struct ofputil_table_mod *tm, | |
2526 | struct ofputil_table_desc *td) | |
2527 | { | |
2528 | struct ofpbuf *request; | |
2529 | ovs_be32 send_xid; | |
2530 | bool done = false; | |
2531 | bool found = false; | |
2532 | ||
2533 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
2534 | send_xid = ((struct ofp_header *) request->data)->xid; | |
2535 | send_openflow_buffer(vconn, request); | |
2536 | while (!done) { | |
2537 | ovs_be32 recv_xid; | |
2538 | struct ofpbuf *reply; | |
2539 | ||
2540 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
2541 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
2542 | if (send_xid == recv_xid) { | |
2543 | struct ofp_header *oh = reply->data; | |
0a2869d5 | 2544 | struct ofpbuf b = ofpbuf_const_initializer(oh, ntohs(oh->length)); |
de7d3c07 | 2545 | |
0a2869d5 | 2546 | enum ofptype type; |
de7d3c07 SJ |
2547 | if (ofptype_pull(&type, &b) |
2548 | || type != OFPTYPE_TABLE_DESC_REPLY) { | |
2549 | ovs_fatal(0, "received bad reply: %s", | |
4bc938cc | 2550 | ofp_to_string(reply->data, reply->size, NULL, NULL, |
de7d3c07 SJ |
2551 | verbosity + 1)); |
2552 | } | |
0a2869d5 | 2553 | uint16_t flags = ofpmp_flags(oh); |
de7d3c07 SJ |
2554 | done = !(flags & OFPSF_REPLY_MORE); |
2555 | if (found) { | |
2556 | /* We've already found the table desc consisting of current | |
2557 | * table configuration, but we need to drain the queue of | |
2558 | * any other replies for this request. */ | |
2559 | continue; | |
2560 | } | |
2561 | while (!ofputil_decode_table_desc(&b, td, oh->version)) { | |
2562 | if (td->table_id == tm->table_id) { | |
2563 | found = true; | |
2564 | break; | |
2565 | } | |
2566 | } | |
2567 | } else { | |
2568 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
2569 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
2570 | } | |
2571 | ofpbuf_delete(reply); | |
2572 | } | |
2573 | if (tm->eviction != OFPUTIL_TABLE_EVICTION_DEFAULT) { | |
2574 | tm->vacancy = td->vacancy; | |
2575 | tm->table_vacancy.vacancy_down = td->table_vacancy.vacancy_down; | |
2576 | tm->table_vacancy.vacancy_up = td->table_vacancy.vacancy_up; | |
2577 | } else if (tm->vacancy != OFPUTIL_TABLE_VACANCY_DEFAULT) { | |
2578 | tm->eviction = td->eviction; | |
2579 | tm->eviction_flags = td->eviction_flags; | |
2580 | } | |
2581 | } | |
2582 | ||
4e413ac8 BP |
2583 | static void |
2584 | change_table_name(struct vconn *vconn, uint8_t table_id, const char *new_name) | |
2585 | { | |
2586 | /* Get all tables' features and properties. */ | |
2587 | struct table { | |
2588 | struct ofputil_table_features tf; | |
2589 | struct ofpbuf *raw_properties; | |
2590 | } *tables[256]; | |
2591 | memset(tables, 0, sizeof tables); | |
2592 | ||
2593 | struct table_iterator ti; | |
2594 | table_iterator_init(&ti, vconn); | |
2595 | while (table_iterator_next(&ti)) { | |
2596 | struct table *t = tables[ti.features.table_id] = xmalloc(sizeof *t); | |
2597 | t->tf = ti.features; | |
2598 | t->raw_properties = ofpbuf_clone(&ti.raw_properties); | |
2599 | } | |
2600 | table_iterator_destroy(&ti); | |
2601 | ||
2602 | /* Change the name for table 'table_id'. */ | |
2603 | struct table *t = tables[table_id]; | |
2604 | if (!t) { | |
2605 | ovs_fatal(0, "switch does not have table %"PRIu8, table_id); | |
2606 | } | |
2607 | ovs_strlcpy(t->tf.name, new_name, OFP_MAX_TABLE_NAME_LEN); | |
2608 | ||
2609 | /* Compose the transaction. */ | |
2610 | enum ofp_version version = vconn_get_version(vconn); | |
2611 | struct ovs_list requests = OVS_LIST_INITIALIZER(&requests); | |
2612 | struct ofpbuf *tfr = ofputil_encode_table_features_request(version); | |
2613 | ovs_list_push_back(&requests, &tfr->list_node); | |
2614 | if (version >= OFP15_VERSION) { | |
2615 | /* For OpenFlow 1.5, we can use a single OFPTFC15_MODIFY without any | |
2616 | * properties. */ | |
2617 | t->tf.command = OFPTFC15_MODIFY; | |
2618 | t->tf.any_properties = false; | |
2619 | ofputil_append_table_features(&t->tf, NULL, &requests); | |
2620 | } else { | |
2621 | /* For OpenFlow 1.3 and 1.4, we have to regurgitate all of the tables | |
2622 | * and their properties. */ | |
2623 | for (size_t i = 0; i < 256; i++) { | |
2624 | if (tables[i]) { | |
2625 | ofputil_append_table_features(&tables[i]->tf, | |
2626 | tables[i]->raw_properties, | |
2627 | &requests); | |
2628 | } | |
2629 | } | |
2630 | } | |
2631 | ||
2632 | /* Transact. | |
2633 | * | |
2634 | * The reply repeats the entire new configuration of the tables, so we | |
2635 | * don't bother printing it unless there's an error. */ | |
2636 | struct ovs_list replies; | |
2637 | struct ofpbuf *reply; | |
2638 | vconn_transact_multipart(vconn, &requests, &replies); | |
2639 | LIST_FOR_EACH (reply, list_node, &replies) { | |
2640 | enum ofptype type; | |
2641 | enum ofperr error = ofptype_decode(&type, reply->data); | |
2642 | if (error) { | |
2643 | ovs_fatal(0, "decode error: %s", ofperr_get_name(error)); | |
2644 | } else if (type == OFPTYPE_ERROR) { | |
2645 | ofp_print(stderr, reply->data, reply->size, NULL, NULL, | |
2646 | verbosity + 1); | |
2647 | exit(1); | |
2648 | } | |
2649 | } | |
2650 | ofpbuf_list_delete(&replies); | |
2651 | ||
2652 | /* Clean up. */ | |
2653 | for (size_t i = 0; i < ARRAY_SIZE(tables); i++) { | |
2654 | if (tables[i]) { | |
2655 | ofpbuf_delete(tables[i]->raw_properties); | |
2656 | free(tables[i]); | |
2657 | } | |
2658 | } | |
2659 | } | |
2660 | ||
918f2b82 | 2661 | static void |
1636c761 | 2662 | ofctl_mod_table(struct ovs_cmdl_context *ctx) |
918f2b82 | 2663 | { |
82c22d34 | 2664 | uint32_t usable_versions; |
918f2b82 | 2665 | struct ofputil_table_mod tm; |
4e413ac8 | 2666 | const char *name; |
918f2b82 AZ |
2667 | struct vconn *vconn; |
2668 | char *error; | |
de7d3c07 | 2669 | int i; |
918f2b82 | 2670 | |
4e413ac8 | 2671 | error = parse_ofp_table_mod(&tm, &name, ctx->argv[2], ctx->argv[3], |
4bc938cc | 2672 | tables_to_accept(ctx->argv[1]), |
82c22d34 | 2673 | &usable_versions); |
918f2b82 AZ |
2674 | if (error) { |
2675 | ovs_fatal(0, "%s", error); | |
2676 | } | |
2677 | ||
82c22d34 BP |
2678 | uint32_t allowed_versions = get_allowed_ofp_versions(); |
2679 | if (!(allowed_versions & usable_versions)) { | |
2680 | struct ds versions = DS_EMPTY_INITIALIZER; | |
de7d3c07 | 2681 | ofputil_format_version_bitmap_names(&versions, usable_versions); |
82c22d34 | 2682 | ovs_fatal(0, "table_mod '%s' requires one of the OpenFlow " |
de7d3c07 | 2683 | "versions %s", |
82c22d34 | 2684 | ctx->argv[3], ds_cstr(&versions)); |
918f2b82 | 2685 | } |
82c22d34 | 2686 | mask_allowed_ofp_versions(usable_versions); |
82c22d34 | 2687 | enum ofputil_protocol protocol = open_vconn(ctx->argv[1], &vconn); |
de7d3c07 | 2688 | |
4e413ac8 BP |
2689 | if (name) { |
2690 | change_table_name(vconn, tm.table_id, name); | |
2691 | } else { | |
2692 | /* For OpenFlow 1.4+, ovs-ofctl mod-table should not affect | |
2693 | * table-config properties that the user didn't ask to change, so it is | |
2694 | * necessary to restore the current configuration of table-config | |
2695 | * parameters using OFPMP14_TABLE_DESC request. */ | |
2696 | if (allowed_versions & ((1u << OFP14_VERSION) | | |
29718ad4 | 2697 | (1u << OFP15_VERSION))) { |
4e413ac8 BP |
2698 | struct ofputil_table_desc td; |
2699 | ||
2700 | if (tm.table_id == OFPTT_ALL) { | |
2701 | for (i = 0; i < OFPTT_MAX; i++) { | |
2702 | tm.table_id = i; | |
2703 | fetch_table_desc(vconn, &tm, &td); | |
2704 | transact_noreply(vconn, | |
2705 | ofputil_encode_table_mod(&tm, protocol)); | |
2706 | } | |
2707 | } else { | |
de7d3c07 | 2708 | fetch_table_desc(vconn, &tm, &td); |
4e413ac8 BP |
2709 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, |
2710 | protocol)); | |
de7d3c07 SJ |
2711 | } |
2712 | } else { | |
de7d3c07 SJ |
2713 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, protocol)); |
2714 | } | |
de7d3c07 | 2715 | } |
918f2b82 AZ |
2716 | vconn_close(vconn); |
2717 | } | |
2718 | ||
7257b535 | 2719 | static void |
1636c761 | 2720 | ofctl_get_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2721 | { |
ad99e2ed | 2722 | struct ofputil_switch_config config; |
7257b535 BP |
2723 | struct vconn *vconn; |
2724 | ||
1636c761 | 2725 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2726 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2727 | puts(ofputil_frag_handling_to_string(config.frag)); |
7257b535 BP |
2728 | vconn_close(vconn); |
2729 | } | |
2730 | ||
2731 | static void | |
1636c761 | 2732 | ofctl_set_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2733 | { |
ad99e2ed BP |
2734 | struct ofputil_switch_config config; |
2735 | enum ofputil_frag_handling frag; | |
7257b535 | 2736 | struct vconn *vconn; |
7257b535 | 2737 | |
ad99e2ed | 2738 | if (!ofputil_frag_handling_from_string(ctx->argv[2], &frag)) { |
1636c761 | 2739 | ovs_fatal(0, "%s: unknown fragment handling mode", ctx->argv[2]); |
7257b535 BP |
2740 | } |
2741 | ||
1636c761 | 2742 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2743 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2744 | if (frag != config.frag) { |
7257b535 | 2745 | /* Set the configuration. */ |
ad99e2ed | 2746 | config.frag = frag; |
7257b535 BP |
2747 | set_switch_config(vconn, &config); |
2748 | ||
2749 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
2750 | * has ill-defined error reporting for bad flags, so this is about the |
2751 | * best we can do. */ | |
7257b535 | 2752 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2753 | if (frag != config.frag) { |
7257b535 BP |
2754 | ovs_fatal(0, "%s: setting fragment handling mode failed (this " |
2755 | "switch probably doesn't support mode \"%s\")", | |
ad99e2ed | 2756 | ctx->argv[1], ofputil_frag_handling_to_string(frag)); |
7257b535 BP |
2757 | } |
2758 | } | |
2759 | vconn_close(vconn); | |
2760 | } | |
2761 | ||
1ac0e975 | 2762 | static void |
1636c761 | 2763 | ofctl_ofp_parse(struct ovs_cmdl_context *ctx) |
1ac0e975 | 2764 | { |
1636c761 | 2765 | const char *filename = ctx->argv[1]; |
1ac0e975 BP |
2766 | struct ofpbuf b; |
2767 | FILE *file; | |
2768 | ||
2769 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
2770 | if (file == NULL) { | |
2771 | ovs_fatal(errno, "%s: open", filename); | |
2772 | } | |
2773 | ||
2774 | ofpbuf_init(&b, 65536); | |
2775 | for (;;) { | |
2776 | struct ofp_header *oh; | |
2777 | size_t length, tail_len; | |
2778 | void *tail; | |
2779 | size_t n; | |
2780 | ||
2781 | ofpbuf_clear(&b); | |
2782 | oh = ofpbuf_put_uninit(&b, sizeof *oh); | |
2783 | n = fread(oh, 1, sizeof *oh, file); | |
2784 | if (n == 0) { | |
2785 | break; | |
2786 | } else if (n < sizeof *oh) { | |
2787 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2788 | } | |
2789 | ||
2790 | length = ntohs(oh->length); | |
2791 | if (length < sizeof *oh) { | |
34582733 | 2792 | ovs_fatal(0, "%s: %"PRIuSIZE"-byte message is too short for OpenFlow", |
1ac0e975 BP |
2793 | filename, length); |
2794 | } | |
2795 | ||
2796 | tail_len = length - sizeof *oh; | |
2797 | tail = ofpbuf_put_uninit(&b, tail_len); | |
2798 | n = fread(tail, 1, tail_len, file); | |
2799 | if (n < tail_len) { | |
2800 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2801 | } | |
2802 | ||
4bc938cc | 2803 | ofp_print(stdout, b.data, b.size, NULL, NULL, verbosity + 2); |
1ac0e975 BP |
2804 | } |
2805 | ofpbuf_uninit(&b); | |
2806 | ||
2807 | if (file != stdin) { | |
2808 | fclose(file); | |
2809 | } | |
2810 | } | |
2811 | ||
f3dd1419 BP |
2812 | static bool |
2813 | is_openflow_port(ovs_be16 port_, char *ports[]) | |
2814 | { | |
2815 | uint16_t port = ntohs(port_); | |
2816 | if (ports[0]) { | |
2817 | int i; | |
2818 | ||
2819 | for (i = 0; ports[i]; i++) { | |
2820 | if (port == atoi(ports[i])) { | |
2821 | return true; | |
2822 | } | |
2823 | } | |
2824 | return false; | |
2825 | } else { | |
2826 | return port == OFP_PORT || port == OFP_OLD_PORT; | |
2827 | } | |
2828 | } | |
2829 | ||
2830 | static void | |
1636c761 | 2831 | ofctl_ofp_parse_pcap(struct ovs_cmdl_context *ctx) |
f3dd1419 BP |
2832 | { |
2833 | struct tcp_reader *reader; | |
b6e840ae | 2834 | struct pcap_file *p_file; |
f3dd1419 BP |
2835 | int error; |
2836 | bool first; | |
2837 | ||
b6e840ae MM |
2838 | p_file = ovs_pcap_open(ctx->argv[1], "rb"); |
2839 | if (!p_file) { | |
1636c761 | 2840 | ovs_fatal(errno, "%s: open failed", ctx->argv[1]); |
f3dd1419 BP |
2841 | } |
2842 | ||
2843 | reader = tcp_reader_open(); | |
2844 | first = true; | |
2845 | for (;;) { | |
cf62fa4c | 2846 | struct dp_packet *packet; |
f3dd1419 BP |
2847 | long long int when; |
2848 | struct flow flow; | |
2849 | ||
b6e840ae | 2850 | error = ovs_pcap_read(p_file, &packet, &when); |
f3dd1419 BP |
2851 | if (error) { |
2852 | break; | |
2853 | } | |
35303d71 | 2854 | pkt_metadata_init(&packet->md, ODPP_NONE); |
cf62fa4c | 2855 | flow_extract(packet, &flow); |
f3dd1419 BP |
2856 | if (flow.dl_type == htons(ETH_TYPE_IP) |
2857 | && flow.nw_proto == IPPROTO_TCP | |
1636c761 RB |
2858 | && (is_openflow_port(flow.tp_src, ctx->argv + 2) || |
2859 | is_openflow_port(flow.tp_dst, ctx->argv + 2))) { | |
cf62fa4c | 2860 | struct dp_packet *payload = tcp_reader_run(reader, &flow, packet); |
f3dd1419 | 2861 | if (payload) { |
cf62fa4c | 2862 | while (dp_packet_size(payload) >= sizeof(struct ofp_header)) { |
f3dd1419 | 2863 | const struct ofp_header *oh; |
cf62fa4c | 2864 | void *data = dp_packet_data(payload); |
f3dd1419 BP |
2865 | int length; |
2866 | ||
2867 | /* Align OpenFlow on 8-byte boundary for safe access. */ | |
cf62fa4c | 2868 | dp_packet_shift(payload, -((intptr_t) data & 7)); |
f3dd1419 | 2869 | |
cf62fa4c | 2870 | oh = dp_packet_data(payload); |
f3dd1419 | 2871 | length = ntohs(oh->length); |
4111c930 BP |
2872 | if (dp_packet_size(payload) < length |
2873 | || length < sizeof *oh) { | |
f3dd1419 BP |
2874 | break; |
2875 | } | |
2876 | ||
2877 | if (!first) { | |
2878 | putchar('\n'); | |
2879 | } | |
2880 | first = false; | |
2881 | ||
2882 | if (timestamp) { | |
2883 | char *s = xastrftime_msec("%H:%M:%S.### ", when, true); | |
2884 | fputs(s, stdout); | |
2885 | free(s); | |
2886 | } | |
2887 | ||
2888 | printf(IP_FMT".%"PRIu16" > "IP_FMT".%"PRIu16":\n", | |
2889 | IP_ARGS(flow.nw_src), ntohs(flow.tp_src), | |
2890 | IP_ARGS(flow.nw_dst), ntohs(flow.tp_dst)); | |
50f96b10 | 2891 | ofp_print(stdout, dp_packet_data(payload), length, |
4bc938cc | 2892 | NULL, NULL, verbosity + 1); |
cf62fa4c | 2893 | dp_packet_pull(payload, length); |
f3dd1419 BP |
2894 | } |
2895 | } | |
2896 | } | |
cf62fa4c | 2897 | dp_packet_delete(packet); |
f3dd1419 BP |
2898 | } |
2899 | tcp_reader_close(reader); | |
b6e840ae | 2900 | ovs_pcap_close(p_file); |
f3dd1419 BP |
2901 | } |
2902 | ||
064af421 | 2903 | static void |
1636c761 | 2904 | ofctl_ping(struct ovs_cmdl_context *ctx) |
064af421 BP |
2905 | { |
2906 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2907 | unsigned int payload; | |
2908 | struct vconn *vconn; | |
2909 | int i; | |
2910 | ||
1636c761 | 2911 | payload = ctx->argc > 2 ? atoi(ctx->argv[2]) : 64; |
064af421 | 2912 | if (payload > max_payload) { |
34582733 | 2913 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2914 | } |
2915 | ||
1636c761 | 2916 | open_vconn(ctx->argv[1], &vconn); |
064af421 BP |
2917 | for (i = 0; i < 10; i++) { |
2918 | struct timeval start, end; | |
2919 | struct ofpbuf *request, *reply; | |
982697a4 BP |
2920 | const struct ofp_header *rpy_hdr; |
2921 | enum ofptype type; | |
064af421 | 2922 | |
a53a8efa SH |
2923 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2924 | vconn_get_version(vconn), payload); | |
982697a4 | 2925 | random_bytes(ofpbuf_put_uninit(request, payload), payload); |
064af421 | 2926 | |
279c9e03 | 2927 | xgettimeofday(&start); |
064af421 | 2928 | run(vconn_transact(vconn, ofpbuf_clone(request), &reply), "transact"); |
279c9e03 | 2929 | xgettimeofday(&end); |
064af421 | 2930 | |
6fd6ed71 | 2931 | rpy_hdr = reply->data; |
982697a4 BP |
2932 | if (ofptype_pull(&type, reply) |
2933 | || type != OFPTYPE_ECHO_REPLY | |
6fd6ed71 PS |
2934 | || reply->size != payload |
2935 | || memcmp(request->msg, reply->msg, payload)) { | |
064af421 | 2936 | printf("Reply does not match request. Request:\n"); |
4bc938cc BP |
2937 | ofp_print(stdout, request, request->size, NULL, NULL, |
2938 | verbosity + 2); | |
064af421 | 2939 | printf("Reply:\n"); |
4bc938cc | 2940 | ofp_print(stdout, reply, reply->size, NULL, NULL, verbosity + 2); |
064af421 | 2941 | } |
437d0d22 | 2942 | printf("%"PRIu32" bytes from %s: xid=%08"PRIx32" time=%.1f ms\n", |
1636c761 | 2943 | reply->size, ctx->argv[1], ntohl(rpy_hdr->xid), |
064af421 BP |
2944 | (1000*(double)(end.tv_sec - start.tv_sec)) |
2945 | + (.001*(end.tv_usec - start.tv_usec))); | |
2946 | ofpbuf_delete(request); | |
2947 | ofpbuf_delete(reply); | |
2948 | } | |
2949 | vconn_close(vconn); | |
2950 | } | |
2951 | ||
2952 | static void | |
1636c761 | 2953 | ofctl_benchmark(struct ovs_cmdl_context *ctx) |
064af421 BP |
2954 | { |
2955 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2956 | struct timeval start, end; | |
2957 | unsigned int payload_size, message_size; | |
2958 | struct vconn *vconn; | |
2959 | double duration; | |
2960 | int count; | |
2961 | int i; | |
2962 | ||
1636c761 | 2963 | payload_size = atoi(ctx->argv[2]); |
064af421 | 2964 | if (payload_size > max_payload) { |
34582733 | 2965 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2966 | } |
2967 | message_size = sizeof(struct ofp_header) + payload_size; | |
2968 | ||
1636c761 | 2969 | count = atoi(ctx->argv[3]); |
064af421 BP |
2970 | |
2971 | printf("Sending %d packets * %u bytes (with header) = %u bytes total\n", | |
2972 | count, message_size, count * message_size); | |
2973 | ||
1636c761 | 2974 | open_vconn(ctx->argv[1], &vconn); |
279c9e03 | 2975 | xgettimeofday(&start); |
064af421 BP |
2976 | for (i = 0; i < count; i++) { |
2977 | struct ofpbuf *request, *reply; | |
064af421 | 2978 | |
a53a8efa SH |
2979 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2980 | vconn_get_version(vconn), payload_size); | |
982697a4 | 2981 | ofpbuf_put_zeros(request, payload_size); |
064af421 BP |
2982 | run(vconn_transact(vconn, request, &reply), "transact"); |
2983 | ofpbuf_delete(reply); | |
2984 | } | |
279c9e03 | 2985 | xgettimeofday(&end); |
064af421 BP |
2986 | vconn_close(vconn); |
2987 | ||
2988 | duration = ((1000*(double)(end.tv_sec - start.tv_sec)) | |
2989 | + (.001*(end.tv_usec - start.tv_usec))); | |
2990 | printf("Finished in %.1f ms (%.0f packets/s) (%.0f bytes/s)\n", | |
2991 | duration, count / (duration / 1000.0), | |
2992 | count * message_size / (duration / 1000.0)); | |
2993 | } | |
2994 | ||
fb8f22c1 BY |
2995 | static void |
2996 | ofctl_dump_ipfix_bridge(struct ovs_cmdl_context *ctx) | |
2997 | { | |
2998 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_BRIDGE_REQUEST); | |
2999 | } | |
3000 | ||
2a7c4805 JP |
3001 | static void |
3002 | ofctl_ct_flush_zone(struct ovs_cmdl_context *ctx) | |
3003 | { | |
3004 | uint16_t zone_id; | |
3005 | char *error = str_to_u16(ctx->argv[2], "zone_id", &zone_id); | |
3006 | if (error) { | |
3007 | ovs_fatal(0, "%s", error); | |
3008 | } | |
3009 | ||
3010 | struct vconn *vconn; | |
3011 | open_vconn(ctx->argv[1], &vconn); | |
3012 | enum ofp_version version = vconn_get_version(vconn); | |
3013 | ||
3014 | struct ofpbuf *msg = ofpraw_alloc(OFPRAW_NXT_CT_FLUSH_ZONE, version, 0); | |
3015 | struct nx_zone_id *nzi = ofpbuf_put_zeros(msg, sizeof *nzi); | |
3016 | nzi->zone_id = htons(zone_id); | |
3017 | ||
3018 | transact_noreply(vconn, msg); | |
3019 | vconn_close(vconn); | |
3020 | } | |
3021 | ||
fb8f22c1 BY |
3022 | static void |
3023 | ofctl_dump_ipfix_flow(struct ovs_cmdl_context *ctx) | |
3024 | { | |
3025 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_FLOW_REQUEST); | |
3026 | } | |
3027 | ||
25070e04 JR |
3028 | static void |
3029 | bundle_group_mod__(const char *remote, struct ofputil_group_mod *gms, | |
3030 | size_t n_gms, enum ofputil_protocol usable_protocols) | |
3031 | { | |
3032 | enum ofputil_protocol protocol; | |
3033 | enum ofp_version version; | |
3034 | struct vconn *vconn; | |
3035 | struct ovs_list requests; | |
3036 | size_t i; | |
3037 | ||
3038 | ovs_list_init(&requests); | |
3039 | ||
3040 | /* Bundles need OpenFlow 1.3+. */ | |
3041 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
3042 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); | |
3043 | version = ofputil_protocol_to_ofp_version(protocol); | |
3044 | ||
3045 | for (i = 0; i < n_gms; i++) { | |
3046 | struct ofputil_group_mod *gm = &gms[i]; | |
f836888d BP |
3047 | struct ofpbuf *request = ofputil_encode_group_mod(version, gm, |
3048 | NULL, -1); | |
25070e04 JR |
3049 | |
3050 | ovs_list_push_back(&requests, &request->list_node); | |
3051 | ofputil_uninit_group_mod(gm); | |
3052 | } | |
3053 | ||
3054 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); | |
3055 | ofpbuf_list_delete(&requests); | |
3056 | vconn_close(vconn); | |
3057 | } | |
3058 | ||
7395c052 NZ |
3059 | static void |
3060 | ofctl_group_mod__(const char *remote, struct ofputil_group_mod *gms, | |
69185eb2 | 3061 | size_t n_gms, enum ofputil_protocol usable_protocols) |
7395c052 | 3062 | { |
69185eb2 | 3063 | enum ofputil_protocol protocol; |
7395c052 | 3064 | struct ofputil_group_mod *gm; |
69185eb2 | 3065 | enum ofp_version version; |
7395c052 NZ |
3066 | struct ofpbuf *request; |
3067 | ||
3068 | struct vconn *vconn; | |
3069 | size_t i; | |
3070 | ||
25070e04 JR |
3071 | if (bundle) { |
3072 | bundle_group_mod__(remote, gms, n_gms, usable_protocols); | |
3073 | return; | |
3074 | } | |
3075 | ||
69185eb2 SH |
3076 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
3077 | version = ofputil_protocol_to_ofp_version(protocol); | |
7395c052 NZ |
3078 | |
3079 | for (i = 0; i < n_gms; i++) { | |
3080 | gm = &gms[i]; | |
f836888d | 3081 | request = ofputil_encode_group_mod(version, gm, NULL, -1); |
25070e04 | 3082 | transact_noreply(vconn, request); |
75868d0e | 3083 | ofputil_uninit_group_mod(gm); |
7395c052 NZ |
3084 | } |
3085 | ||
3086 | vconn_close(vconn); | |
7395c052 NZ |
3087 | } |
3088 | ||
7395c052 | 3089 | static void |
25070e04 | 3090 | ofctl_group_mod_file(int argc OVS_UNUSED, char *argv[], int command) |
7395c052 NZ |
3091 | { |
3092 | struct ofputil_group_mod *gms = NULL; | |
3093 | enum ofputil_protocol usable_protocols; | |
3094 | size_t n_gms = 0; | |
3095 | char *error; | |
3096 | ||
25070e04 JR |
3097 | if (command == OFPGC11_ADD) { |
3098 | /* Allow the file to specify a mix of commands. If none specified at | |
3099 | * the beginning of any given line, then the default is OFPGC11_ADD, so | |
3100 | * this is backwards compatible. */ | |
3101 | command = -2; | |
3102 | } | |
50f96b10 | 3103 | error = parse_ofp_group_mod_file(argv[2], ports_to_accept(argv[1]), |
4bc938cc | 3104 | tables_to_accept(argv[1]), |
50f96b10 | 3105 | command, &gms, &n_gms, &usable_protocols); |
7395c052 NZ |
3106 | if (error) { |
3107 | ovs_fatal(0, "%s", error); | |
3108 | } | |
69185eb2 | 3109 | ofctl_group_mod__(argv[1], gms, n_gms, usable_protocols); |
7395c052 NZ |
3110 | free(gms); |
3111 | } | |
3112 | ||
3113 | static void | |
3114 | ofctl_group_mod(int argc, char *argv[], uint16_t command) | |
3115 | { | |
3116 | if (argc > 2 && !strcmp(argv[2], "-")) { | |
3117 | ofctl_group_mod_file(argc, argv, command); | |
3118 | } else { | |
3119 | enum ofputil_protocol usable_protocols; | |
3120 | struct ofputil_group_mod gm; | |
3121 | char *error; | |
3122 | ||
3123 | error = parse_ofp_group_mod_str(&gm, command, argc > 2 ? argv[2] : "", | |
50f96b10 | 3124 | ports_to_accept(argv[1]), |
4bc938cc | 3125 | tables_to_accept(argv[1]), |
7395c052 NZ |
3126 | &usable_protocols); |
3127 | if (error) { | |
3128 | ovs_fatal(0, "%s", error); | |
3129 | } | |
69185eb2 | 3130 | ofctl_group_mod__(argv[1], &gm, 1, usable_protocols); |
7395c052 NZ |
3131 | } |
3132 | } | |
3133 | ||
3134 | static void | |
1636c761 | 3135 | ofctl_add_group(struct ovs_cmdl_context *ctx) |
7395c052 | 3136 | { |
1636c761 | 3137 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
3138 | } |
3139 | ||
3140 | static void | |
1636c761 | 3141 | ofctl_add_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 3142 | { |
1636c761 | 3143 | ofctl_group_mod_file(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
3144 | } |
3145 | ||
3146 | static void | |
1636c761 | 3147 | ofctl_mod_group(struct ovs_cmdl_context *ctx) |
7395c052 | 3148 | { |
88b87a36 JS |
3149 | ofctl_group_mod(ctx->argc, ctx->argv, |
3150 | may_create ? OFPGC11_ADD_OR_MOD : OFPGC11_MODIFY); | |
7395c052 NZ |
3151 | } |
3152 | ||
3153 | static void | |
1636c761 | 3154 | ofctl_del_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 3155 | { |
1636c761 | 3156 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_DELETE); |
7395c052 NZ |
3157 | } |
3158 | ||
bdbb8426 | 3159 | static void |
1636c761 | 3160 | ofctl_insert_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 3161 | { |
1636c761 | 3162 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_INSERT_BUCKET); |
bdbb8426 SH |
3163 | } |
3164 | ||
3165 | static void | |
1636c761 | 3166 | ofctl_remove_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 3167 | { |
1636c761 | 3168 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_REMOVE_BUCKET); |
bdbb8426 SH |
3169 | } |
3170 | ||
7395c052 | 3171 | static void |
1636c761 | 3172 | ofctl_dump_group_stats(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
3173 | { |
3174 | enum ofputil_protocol usable_protocols; | |
3175 | struct ofputil_group_mod gm; | |
3176 | struct ofpbuf *request; | |
3177 | struct vconn *vconn; | |
3178 | uint32_t group_id; | |
3179 | char *error; | |
3180 | ||
3181 | memset(&gm, 0, sizeof gm); | |
3182 | ||
3183 | error = parse_ofp_group_mod_str(&gm, OFPGC11_DELETE, | |
1636c761 | 3184 | ctx->argc > 2 ? ctx->argv[2] : "", |
50f96b10 | 3185 | ports_to_accept(ctx->argv[1]), |
4bc938cc | 3186 | tables_to_accept(ctx->argv[1]), |
7395c052 NZ |
3187 | &usable_protocols); |
3188 | if (error) { | |
3189 | ovs_fatal(0, "%s", error); | |
3190 | } | |
3191 | ||
3192 | group_id = gm.group_id; | |
3193 | ||
1636c761 | 3194 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
3195 | request = ofputil_encode_group_stats_request(vconn_get_version(vconn), |
3196 | group_id); | |
3197 | if (request) { | |
182b2eef | 3198 | dump_transaction(vconn, request); |
7395c052 NZ |
3199 | } |
3200 | ||
3201 | vconn_close(vconn); | |
3202 | } | |
3203 | ||
3204 | static void | |
1636c761 | 3205 | ofctl_dump_group_desc(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
3206 | { |
3207 | struct ofpbuf *request; | |
3208 | struct vconn *vconn; | |
19187a71 | 3209 | uint32_t group_id; |
7395c052 | 3210 | |
1636c761 | 3211 | open_vconn(ctx->argv[1], &vconn); |
7395c052 | 3212 | |
1636c761 | 3213 | if (ctx->argc < 3 || !ofputil_group_from_string(ctx->argv[2], &group_id)) { |
30ef36c6 | 3214 | group_id = OFPG_ALL; |
19187a71 BP |
3215 | } |
3216 | ||
3217 | request = ofputil_encode_group_desc_request(vconn_get_version(vconn), | |
3218 | group_id); | |
7395c052 | 3219 | if (request) { |
182b2eef | 3220 | dump_transaction(vconn, request); |
7395c052 NZ |
3221 | } |
3222 | ||
3223 | vconn_close(vconn); | |
3224 | } | |
3225 | ||
3226 | static void | |
1636c761 | 3227 | ofctl_dump_group_features(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
3228 | { |
3229 | struct ofpbuf *request; | |
3230 | struct vconn *vconn; | |
3231 | ||
1636c761 | 3232 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
3233 | request = ofputil_encode_group_features_request(vconn_get_version(vconn)); |
3234 | if (request) { | |
182b2eef | 3235 | dump_transaction(vconn, request); |
7395c052 NZ |
3236 | } |
3237 | ||
3238 | vconn_close(vconn); | |
3239 | } | |
3240 | ||
25070e04 JR |
3241 | static void |
3242 | ofctl_bundle(struct ovs_cmdl_context *ctx) | |
3243 | { | |
3244 | enum ofputil_protocol protocol, usable_protocols; | |
3245 | struct ofputil_bundle_msg *bms; | |
3246 | struct ovs_list requests; | |
3247 | struct vconn *vconn; | |
3248 | size_t n_bms; | |
3249 | char *error; | |
3250 | ||
50f96b10 | 3251 | error = parse_ofp_bundle_file(ctx->argv[2], ports_to_accept(ctx->argv[1]), |
4bc938cc | 3252 | tables_to_accept(ctx->argv[1]), |
50f96b10 | 3253 | &bms, &n_bms, &usable_protocols); |
25070e04 JR |
3254 | if (error) { |
3255 | ovs_fatal(0, "%s", error); | |
3256 | } | |
3257 | ||
3258 | /* Implicit OpenFlow 1.4. */ | |
3259 | if (!(get_allowed_ofp_versions() & | |
3260 | ofputil_protocols_to_version_bitmap(OFPUTIL_P_OF13_UP))) { | |
3261 | ||
3262 | /* Add implicit allowance for OpenFlow 1.4. */ | |
3263 | add_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
3264 | OFPUTIL_P_OF14_OXM)); | |
3265 | /* Remove all versions that do not support bundles. */ | |
3266 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
3267 | OFPUTIL_P_OF13_UP)); | |
3268 | allowed_protocols = ofputil_protocols_from_version_bitmap( | |
3269 | get_allowed_ofp_versions()); | |
3270 | } | |
3271 | ||
3272 | /* Bundles need OpenFlow 1.3+. */ | |
3273 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
3274 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, usable_protocols); | |
3275 | ||
3276 | ovs_list_init(&requests); | |
3277 | ofputil_encode_bundle_msgs(bms, n_bms, &requests, protocol); | |
6dd3c787 | 3278 | ofputil_free_bundle_msgs(bms, n_bms); |
25070e04 JR |
3279 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
3280 | ofpbuf_list_delete(&requests); | |
3281 | ||
3282 | vconn_close(vconn); | |
3283 | } | |
3284 | ||
6159c531 | 3285 | static void |
4e548ad9 | 3286 | ofctl_tlv_mod(struct ovs_cmdl_context *ctx, uint16_t command) |
6159c531 JG |
3287 | { |
3288 | enum ofputil_protocol usable_protocols; | |
3289 | enum ofputil_protocol protocol; | |
4e548ad9 | 3290 | struct ofputil_tlv_table_mod ttm; |
6159c531 JG |
3291 | char *error; |
3292 | enum ofp_version version; | |
3293 | struct ofpbuf *request; | |
3294 | struct vconn *vconn; | |
3295 | ||
4e548ad9 | 3296 | error = parse_ofp_tlv_table_mod_str(&ttm, command, ctx->argc > 2 ? |
6159c531 JG |
3297 | ctx->argv[2] : "", |
3298 | &usable_protocols); | |
3299 | if (error) { | |
3300 | ovs_fatal(0, "%s", error); | |
3301 | } | |
3302 | ||
3303 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, usable_protocols); | |
3304 | version = ofputil_protocol_to_ofp_version(protocol); | |
3305 | ||
4e548ad9 | 3306 | request = ofputil_encode_tlv_table_mod(version, &ttm); |
6159c531 JG |
3307 | if (request) { |
3308 | transact_noreply(vconn, request); | |
3309 | } | |
3310 | ||
3311 | vconn_close(vconn); | |
4e548ad9 | 3312 | ofputil_uninit_tlv_table(&ttm.mappings); |
6159c531 JG |
3313 | } |
3314 | ||
3315 | static void | |
4e548ad9 | 3316 | ofctl_add_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3317 | { |
4e548ad9 | 3318 | ofctl_tlv_mod(ctx, NXTTMC_ADD); |
6159c531 JG |
3319 | } |
3320 | ||
3321 | static void | |
4e548ad9 | 3322 | ofctl_del_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3323 | { |
4e548ad9 | 3324 | ofctl_tlv_mod(ctx, ctx->argc > 2 ? NXTTMC_DELETE : NXTTMC_CLEAR); |
6159c531 JG |
3325 | } |
3326 | ||
3327 | static void | |
4e548ad9 | 3328 | ofctl_dump_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3329 | { |
4e548ad9 | 3330 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXT_TLV_TABLE_REQUEST); |
6159c531 JG |
3331 | } |
3332 | ||
09246b99 | 3333 | static void |
1636c761 | 3334 | ofctl_help(struct ovs_cmdl_context *ctx OVS_UNUSED) |
09246b99 BP |
3335 | { |
3336 | usage(); | |
3337 | } | |
451de37e AW |
3338 | |
3339 | static void | |
1636c761 | 3340 | ofctl_list_commands(struct ovs_cmdl_context *ctx OVS_UNUSED) |
451de37e | 3341 | { |
5f383751 | 3342 | ovs_cmdl_print_commands(get_all_commands()); |
451de37e | 3343 | } |
09246b99 | 3344 | \f |
0199c526 BP |
3345 | /* replace-flows and diff-flows commands. */ |
3346 | ||
00da1ac5 JR |
3347 | struct flow_tables { |
3348 | struct classifier tables[OFPTT_MAX + 1]; | |
3349 | }; | |
3350 | ||
3351 | #define FOR_EACH_TABLE(CLS, TABLES) \ | |
3352 | for ((CLS) = (TABLES)->tables; \ | |
3353 | (CLS) < &(TABLES)->tables[ARRAY_SIZE((TABLES)->tables)]; \ | |
3354 | (CLS)++) | |
3355 | ||
3356 | static void | |
3357 | flow_tables_init(struct flow_tables *tables) | |
3358 | { | |
3359 | struct classifier *cls; | |
3360 | ||
3361 | FOR_EACH_TABLE (cls, tables) { | |
3362 | classifier_init(cls, NULL); | |
3363 | } | |
3364 | } | |
3365 | ||
3366 | static void | |
3367 | flow_tables_defer(struct flow_tables *tables) | |
3368 | { | |
3369 | struct classifier *cls; | |
3370 | ||
3371 | FOR_EACH_TABLE (cls, tables) { | |
3372 | classifier_defer(cls); | |
3373 | } | |
3374 | } | |
3375 | ||
3376 | static void | |
3377 | flow_tables_publish(struct flow_tables *tables) | |
3378 | { | |
3379 | struct classifier *cls; | |
3380 | ||
3381 | FOR_EACH_TABLE (cls, tables) { | |
3382 | classifier_publish(cls); | |
3383 | } | |
3384 | } | |
3385 | ||
0199c526 BP |
3386 | /* A flow table entry, possibly with two different versions. */ |
3387 | struct fte { | |
3388 | struct cls_rule rule; /* Within a "struct classifier". */ | |
3389 | struct fte_version *versions[2]; | |
3390 | }; | |
3391 | ||
3392 | /* One version of a Flow Table Entry. */ | |
3393 | struct fte_version { | |
3394 | ovs_be64 cookie; | |
3395 | uint16_t idle_timeout; | |
3396 | uint16_t hard_timeout; | |
ca26eb44 | 3397 | uint16_t importance; |
0199c526 | 3398 | uint16_t flags; |
f25d0cf3 BP |
3399 | struct ofpact *ofpacts; |
3400 | size_t ofpacts_len; | |
00da1ac5 | 3401 | uint8_t table_id; |
0199c526 BP |
3402 | }; |
3403 | ||
8d8ab6c2 JG |
3404 | /* A FTE entry that has been queued for later insertion after all |
3405 | * flows have been scanned to correctly allocation tunnel metadata. */ | |
3406 | struct fte_pending { | |
6a6b7060 | 3407 | struct minimatch match; |
8d8ab6c2 JG |
3408 | int priority; |
3409 | struct fte_version *version; | |
3410 | int index; | |
3411 | ||
3412 | struct ovs_list list_node; | |
3413 | }; | |
3414 | ||
3415 | /* Processing state during two stage processing of flow table entries. | |
3416 | * Tracks the maximum size seen for each tunnel metadata entry as well | |
3417 | * as a list of the pending FTE entries. */ | |
3418 | struct fte_state { | |
3419 | int tun_metadata_size[TUN_METADATA_NUM_OPTS]; | |
3420 | struct ovs_list fte_pending_list; | |
3421 | ||
3422 | /* The final metadata table that we have constructed. */ | |
3423 | struct tun_table *tun_tab; | |
50f96b10 | 3424 | |
4bc938cc BP |
3425 | /* Port and table map. There is only one of each, not one per source, |
3426 | * because it only makes sense to display a single name for a given port | |
3427 | * or table number. */ | |
50f96b10 | 3428 | const struct ofputil_port_map *port_map; |
4bc938cc | 3429 | const struct ofputil_table_map *table_map; |
8d8ab6c2 JG |
3430 | }; |
3431 | ||
0199c526 BP |
3432 | /* Frees 'version' and the data that it owns. */ |
3433 | static void | |
3434 | fte_version_free(struct fte_version *version) | |
3435 | { | |
3436 | if (version) { | |
dc723c44 | 3437 | free(CONST_CAST(struct ofpact *, version->ofpacts)); |
0199c526 BP |
3438 | free(version); |
3439 | } | |
3440 | } | |
3441 | ||
3442 | /* Returns true if 'a' and 'b' are the same, false if they differ. | |
3443 | * | |
3444 | * Ignores differences in 'flags' because there's no way to retrieve flags from | |
3445 | * an OpenFlow switch. We have to assume that they are the same. */ | |
3446 | static bool | |
3447 | fte_version_equals(const struct fte_version *a, const struct fte_version *b) | |
3448 | { | |
3449 | return (a->cookie == b->cookie | |
3450 | && a->idle_timeout == b->idle_timeout | |
3451 | && a->hard_timeout == b->hard_timeout | |
ca26eb44 | 3452 | && a->importance == b->importance |
00da1ac5 | 3453 | && a->table_id == b->table_id |
6cc9d77c BP |
3454 | && ofpacts_equal_stringwise(a->ofpacts, a->ofpacts_len, |
3455 | b->ofpacts, b->ofpacts_len)); | |
0199c526 BP |
3456 | } |
3457 | ||
98f7f427 BP |
3458 | /* Clears 's', then if 's' has a version 'index', formats 'fte' and version |
3459 | * 'index' into 's', followed by a new-line. */ | |
0199c526 | 3460 | static void |
8d8ab6c2 JG |
3461 | fte_version_format(const struct fte_state *fte_state, const struct fte *fte, |
3462 | int index, struct ds *s) | |
0199c526 | 3463 | { |
98f7f427 | 3464 | const struct fte_version *version = fte->versions[index]; |
0199c526 | 3465 | |
98f7f427 BP |
3466 | ds_clear(s); |
3467 | if (!version) { | |
3468 | return; | |
3469 | } | |
3470 | ||
00da1ac5 JR |
3471 | if (version->table_id) { |
3472 | ds_put_format(s, "table=%"PRIu8" ", version->table_id); | |
3473 | } | |
50f96b10 | 3474 | cls_rule_format(&fte->rule, fte_state->tun_tab, fte_state->port_map, s); |
0199c526 | 3475 | if (version->cookie != htonll(0)) { |
98f7f427 | 3476 | ds_put_format(s, " cookie=0x%"PRIx64, ntohll(version->cookie)); |
0199c526 BP |
3477 | } |
3478 | if (version->idle_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 3479 | ds_put_format(s, " idle_timeout=%"PRIu16, version->idle_timeout); |
0199c526 BP |
3480 | } |
3481 | if (version->hard_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 3482 | ds_put_format(s, " hard_timeout=%"PRIu16, version->hard_timeout); |
0199c526 | 3483 | } |
ca26eb44 RB |
3484 | if (version->importance != 0) { |
3485 | ds_put_format(s, " importance=%"PRIu16, version->importance); | |
3486 | } | |
0199c526 | 3487 | |
455ecd77 | 3488 | ds_put_cstr(s, " actions="); |
efefbcae BP |
3489 | struct ofpact_format_params fp = { |
3490 | .port_map = fte_state->port_map, | |
3491 | .s = s, | |
3492 | }; | |
3493 | ofpacts_format(version->ofpacts, version->ofpacts_len, &fp); | |
98f7f427 BP |
3494 | |
3495 | ds_put_char(s, '\n'); | |
0199c526 BP |
3496 | } |
3497 | ||
3498 | static struct fte * | |
3499 | fte_from_cls_rule(const struct cls_rule *cls_rule) | |
3500 | { | |
3501 | return cls_rule ? CONTAINER_OF(cls_rule, struct fte, rule) : NULL; | |
3502 | } | |
3503 | ||
3504 | /* Frees 'fte' and its versions. */ | |
3505 | static void | |
3506 | fte_free(struct fte *fte) | |
3507 | { | |
3508 | if (fte) { | |
3509 | fte_version_free(fte->versions[0]); | |
3510 | fte_version_free(fte->versions[1]); | |
48d28ac1 | 3511 | cls_rule_destroy(&fte->rule); |
0199c526 BP |
3512 | free(fte); |
3513 | } | |
3514 | } | |
3515 | ||
00da1ac5 | 3516 | /* Frees all of the FTEs within 'tables'. */ |
0199c526 | 3517 | static void |
00da1ac5 | 3518 | fte_free_all(struct flow_tables *tables) |
0199c526 | 3519 | { |
00da1ac5 JR |
3520 | struct classifier *cls; |
3521 | ||
3522 | FOR_EACH_TABLE (cls, tables) { | |
3523 | struct fte *fte; | |
0199c526 | 3524 | |
00da1ac5 JR |
3525 | classifier_defer(cls); |
3526 | CLS_FOR_EACH (fte, rule, cls) { | |
46ab60bf | 3527 | classifier_remove_assert(cls, &fte->rule); |
00da1ac5 JR |
3528 | ovsrcu_postpone(fte_free, fte); |
3529 | } | |
3530 | classifier_destroy(cls); | |
0199c526 BP |
3531 | } |
3532 | } | |
3533 | ||
00da1ac5 | 3534 | /* Searches 'tables' for an FTE matching 'rule', inserting a new one if |
0199c526 BP |
3535 | * necessary. Sets 'version' as the version of that rule with the given |
3536 | * 'index', replacing any existing version, if any. | |
3537 | * | |
3538 | * Takes ownership of 'version'. */ | |
3539 | static void | |
6a6b7060 | 3540 | fte_insert(struct flow_tables *tables, const struct minimatch *match, |
eb391b76 | 3541 | int priority, struct fte_version *version, int index) |
0199c526 | 3542 | { |
00da1ac5 | 3543 | struct classifier *cls = &tables->tables[version->table_id]; |
0199c526 BP |
3544 | struct fte *old, *fte; |
3545 | ||
3546 | fte = xzalloc(sizeof *fte); | |
6a6b7060 | 3547 | cls_rule_init_from_minimatch(&fte->rule, match, priority); |
0199c526 BP |
3548 | fte->versions[index] = version; |
3549 | ||
bd53aa17 | 3550 | old = fte_from_cls_rule(classifier_replace(cls, &fte->rule, |
44e0c35d | 3551 | OVS_VERSION_MIN, NULL, 0)); |
0199c526 | 3552 | if (old) { |
0199c526 | 3553 | fte->versions[!index] = old->versions[!index]; |
de4ad4a2 JR |
3554 | old->versions[!index] = NULL; |
3555 | ||
3556 | ovsrcu_postpone(fte_free, old); | |
0199c526 BP |
3557 | } |
3558 | } | |
3559 | ||
f6812140 JG |
3560 | /* Given a list of the field sizes for each tunnel metadata entry, install |
3561 | * a mapping table for later operations. */ | |
3562 | static void | |
3563 | generate_tun_metadata(struct fte_state *state) | |
3564 | { | |
3565 | struct ofputil_tlv_table_mod ttm; | |
3566 | int i; | |
3567 | ||
3568 | ttm.command = NXTTMC_ADD; | |
3569 | ovs_list_init(&ttm.mappings); | |
3570 | ||
3571 | for (i = 0; i < TUN_METADATA_NUM_OPTS; i++) { | |
3572 | if (state->tun_metadata_size[i] != -1) { | |
3573 | struct ofputil_tlv_map *map = xmalloc(sizeof *map); | |
3574 | ||
3575 | ovs_list_push_back(&ttm.mappings, &map->list_node); | |
3576 | ||
3577 | /* We don't care about the actual option class and type since there | |
3578 | * won't be any lookup. We just need to make them unique. */ | |
3579 | map->option_class = i / UINT8_MAX; | |
3580 | map->option_type = i; | |
3581 | map->option_len = ROUND_UP(state->tun_metadata_size[i], 4); | |
3582 | map->index = i; | |
3583 | } | |
3584 | } | |
3585 | ||
8d8ab6c2 | 3586 | tun_metadata_table_mod(&ttm, NULL, &state->tun_tab); |
f6812140 JG |
3587 | ofputil_uninit_tlv_table(&ttm.mappings); |
3588 | } | |
3589 | ||
3590 | /* Once we have created a tunnel mapping table with a consistent overall | |
3591 | * allocation, we need to remap each flow to use this table from its own | |
3592 | * allocation. Since the mapping table has already been installed, we | |
3593 | * can just read the data from the match and rewrite it. On rewrite, it | |
3594 | * will use the new table. */ | |
3595 | static void | |
6a6b7060 | 3596 | remap_match(struct fte_state *state, struct minimatch *minimatch) |
f6812140 JG |
3597 | { |
3598 | int i; | |
3599 | ||
6a6b7060 | 3600 | if (!minimatch->tun_md || !minimatch->tun_md->valid) { |
f6812140 JG |
3601 | return; |
3602 | } | |
3603 | ||
6a6b7060 BP |
3604 | struct match match; |
3605 | minimatch_expand(minimatch, &match); | |
3606 | ||
3607 | struct tun_metadata flow = match.flow.tunnel.metadata; | |
3608 | struct tun_metadata flow_mask = match.wc.masks.tunnel.metadata; | |
3609 | memset(&match.flow.tunnel.metadata, 0, sizeof match.flow.tunnel.metadata); | |
3610 | memset(&match.wc.masks.tunnel.metadata, 0, | |
3611 | sizeof match.wc.masks.tunnel.metadata); | |
3612 | match.tun_md.valid = false; | |
f6812140 | 3613 | |
6a6b7060 BP |
3614 | match.flow.tunnel.metadata.tab = state->tun_tab; |
3615 | match.wc.masks.tunnel.metadata.tab = match.flow.tunnel.metadata.tab; | |
8d8ab6c2 | 3616 | |
f6812140 JG |
3617 | ULLONG_FOR_EACH_1 (i, flow_mask.present.map) { |
3618 | const struct mf_field *field = mf_from_id(MFF_TUN_METADATA0 + i); | |
6a6b7060 BP |
3619 | int offset = match.tun_md.entry[i].loc.c.offset; |
3620 | int len = match.tun_md.entry[i].loc.len; | |
f6812140 JG |
3621 | union mf_value value, mask; |
3622 | ||
3623 | memset(&value, 0, field->n_bytes - len); | |
6a6b7060 | 3624 | memset(&mask, match.tun_md.entry[i].masked ? 0 : 0xff, |
f6812140 JG |
3625 | field->n_bytes - len); |
3626 | ||
3627 | memcpy(value.tun_metadata + field->n_bytes - len, | |
3628 | flow.opts.u8 + offset, len); | |
3629 | memcpy(mask.tun_metadata + field->n_bytes - len, | |
3630 | flow_mask.opts.u8 + offset, len); | |
6a6b7060 | 3631 | mf_set(field, &value, &mask, &match, NULL); |
f6812140 | 3632 | } |
6a6b7060 BP |
3633 | minimatch_destroy(minimatch); |
3634 | minimatch_init(minimatch, &match); | |
f6812140 JG |
3635 | } |
3636 | ||
3637 | /* In order to correctly handle tunnel metadata, we need to have | |
3638 | * two passes over the flows. This happens because tunnel metadata | |
3639 | * doesn't have fixed locations in a flow entry but is instead dynamically | |
3640 | * allocated space. In the case of flows coming from a file, we don't | |
3641 | * even know the size of each field when we need to do the allocation. | |
3642 | * When the flows come in, each flow has an individual allocation based | |
3643 | * on its own fields. However, this allocation is not the same across | |
3644 | * different flows and therefore fields are not directly comparable. | |
3645 | * | |
3646 | * In the first pass, we record the maximum size of each tunnel metadata | |
3647 | * field as well as queue FTE entries for later processing. | |
3648 | * | |
3649 | * In the second pass, we use the metadata size information to create a | |
3650 | * tunnel mapping table and set that through the tunnel metadata processing | |
3651 | * code. We then remap all individual flows to use this common allocation | |
3652 | * scheme. Finally, we load the queued entries into the classifier for | |
3653 | * comparison. | |
3654 | * | |
3655 | * fte_state_init() should be called before processing any flows. */ | |
3656 | static void | |
3657 | fte_state_init(struct fte_state *state) | |
3658 | { | |
3659 | int i; | |
3660 | ||
3661 | for (i = 0; i < TUN_METADATA_NUM_OPTS; i++) { | |
3662 | state->tun_metadata_size[i] = -1; | |
3663 | } | |
3664 | ||
3665 | ovs_list_init(&state->fte_pending_list); | |
8d8ab6c2 | 3666 | state->tun_tab = NULL; |
50f96b10 | 3667 | state->port_map = NULL; |
4bc938cc | 3668 | state->table_map = NULL; |
8d8ab6c2 JG |
3669 | } |
3670 | ||
3671 | static void | |
3672 | fte_state_destroy(struct fte_state *state) | |
3673 | { | |
3674 | tun_metadata_free(state->tun_tab); | |
f6812140 JG |
3675 | } |
3676 | ||
3677 | /* The first pass of the processing described in the comment about | |
3678 | * fte_state_init(). fte_queue() is the first pass to be called as each | |
3679 | * flow is read from its source. */ | |
3680 | static void | |
6a6b7060 | 3681 | fte_queue(struct fte_state *state, const struct minimatch *match, |
f6812140 JG |
3682 | int priority, struct fte_version *version, int index) |
3683 | { | |
3684 | struct fte_pending *pending = xmalloc(sizeof *pending); | |
3685 | int i; | |
3686 | ||
6a6b7060 | 3687 | minimatch_clone(&pending->match, match); |
f6812140 JG |
3688 | pending->priority = priority; |
3689 | pending->version = version; | |
3690 | pending->index = index; | |
3691 | ovs_list_push_back(&state->fte_pending_list, &pending->list_node); | |
3692 | ||
6a6b7060 | 3693 | if (!match->tun_md || !match->tun_md->valid) { |
f6812140 JG |
3694 | return; |
3695 | } | |
3696 | ||
6a6b7060 BP |
3697 | uint64_t map = miniflow_get_tun_metadata_present_map(&match->mask->masks); |
3698 | ULLONG_FOR_EACH_1 (i, map) { | |
3699 | if (match->tun_md->entry[i].loc.len > state->tun_metadata_size[i]) { | |
3700 | state->tun_metadata_size[i] = match->tun_md->entry[i].loc.len; | |
f6812140 JG |
3701 | } |
3702 | } | |
3703 | } | |
3704 | ||
3705 | /* The second pass of the processing described in the comment about | |
3706 | * fte_state_init(). This should be called once all flows (from both | |
3707 | * sides of the comparison) have been added through fte_queue(). */ | |
3708 | static void | |
3709 | fte_fill(struct fte_state *state, struct flow_tables *tables) | |
3710 | { | |
3711 | struct fte_pending *pending; | |
3712 | ||
3713 | generate_tun_metadata(state); | |
3714 | ||
3715 | flow_tables_init(tables); | |
3716 | flow_tables_defer(tables); | |
3717 | ||
3718 | LIST_FOR_EACH_POP(pending, list_node, &state->fte_pending_list) { | |
6a6b7060 BP |
3719 | remap_match(state, &pending->match); |
3720 | fte_insert(tables, &pending->match, pending->priority, | |
3721 | pending->version, pending->index); | |
3722 | minimatch_destroy(&pending->match); | |
f6812140 JG |
3723 | free(pending); |
3724 | } | |
3725 | ||
3726 | flow_tables_publish(tables); | |
3727 | } | |
3728 | ||
00da1ac5 JR |
3729 | /* Reads the flows in 'filename' as flow table entries in 'tables' for the |
3730 | * version with the specified 'index'. Returns the flow formats able to | |
3731 | * represent the flows that were read. */ | |
27527aa0 | 3732 | static enum ofputil_protocol |
f6812140 | 3733 | read_flows_from_file(const char *filename, struct fte_state *state, int index) |
0199c526 | 3734 | { |
27527aa0 | 3735 | enum ofputil_protocol usable_protocols; |
bdda5aca | 3736 | int line_number; |
0199c526 BP |
3737 | struct ds s; |
3738 | FILE *file; | |
3739 | ||
3740 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
3741 | if (file == NULL) { | |
3742 | ovs_fatal(errno, "%s: open", filename); | |
3743 | } | |
3744 | ||
3745 | ds_init(&s); | |
27527aa0 | 3746 | usable_protocols = OFPUTIL_P_ANY; |
bdda5aca BP |
3747 | line_number = 0; |
3748 | while (!ds_get_preprocessed_line(&s, file, &line_number)) { | |
0199c526 | 3749 | struct fte_version *version; |
a9a2da38 | 3750 | struct ofputil_flow_mod fm; |
bdda5aca | 3751 | char *error; |
db0b6c29 | 3752 | enum ofputil_protocol usable; |
0199c526 | 3753 | |
50f96b10 | 3754 | error = parse_ofp_str(&fm, OFPFC_ADD, ds_cstr(&s), state->port_map, |
4bc938cc | 3755 | state->table_map, &usable); |
bdda5aca BP |
3756 | if (error) { |
3757 | ovs_fatal(0, "%s:%d: %s", filename, line_number, error); | |
3758 | } | |
db0b6c29 | 3759 | usable_protocols &= usable; |
0199c526 BP |
3760 | |
3761 | version = xmalloc(sizeof *version); | |
623e1caf | 3762 | version->cookie = fm.new_cookie; |
0199c526 BP |
3763 | version->idle_timeout = fm.idle_timeout; |
3764 | version->hard_timeout = fm.hard_timeout; | |
ca26eb44 | 3765 | version->importance = fm.importance; |
0fb88c18 BP |
3766 | version->flags = fm.flags & (OFPUTIL_FF_SEND_FLOW_REM |
3767 | | OFPUTIL_FF_EMERG); | |
f25d0cf3 BP |
3768 | version->ofpacts = fm.ofpacts; |
3769 | version->ofpacts_len = fm.ofpacts_len; | |
00da1ac5 | 3770 | version->table_id = fm.table_id != OFPTT_ALL ? fm.table_id : 0; |
0199c526 | 3771 | |
f6812140 | 3772 | fte_queue(state, &fm.match, fm.priority, version, index); |
6a6b7060 BP |
3773 | |
3774 | minimatch_destroy(&fm.match); | |
0199c526 BP |
3775 | } |
3776 | ds_destroy(&s); | |
3777 | ||
3778 | if (file != stdin) { | |
3779 | fclose(file); | |
3780 | } | |
3781 | ||
27527aa0 | 3782 | return usable_protocols; |
0199c526 BP |
3783 | } |
3784 | ||
3785 | /* Reads the OpenFlow flow table from 'vconn', which has currently active flow | |
00da1ac5 | 3786 | * format 'protocol', and adds them as flow table entries in 'tables' for the |
0199c526 BP |
3787 | * version with the specified 'index'. */ |
3788 | static void | |
27527aa0 BP |
3789 | read_flows_from_switch(struct vconn *vconn, |
3790 | enum ofputil_protocol protocol, | |
f6812140 | 3791 | struct fte_state *state, int index) |
0199c526 | 3792 | { |
81d1ea94 | 3793 | struct ofputil_flow_stats_request fsr; |
0199c526 BP |
3794 | |
3795 | fsr.aggregate = false; | |
81a76618 | 3796 | match_init_catchall(&fsr.match); |
7f05e7ab | 3797 | fsr.out_port = OFPP_ANY; |
4b69263d | 3798 | fsr.out_group = OFPG_ANY; |
0199c526 | 3799 | fsr.table_id = 0xff; |
ecc798ab | 3800 | fsr.cookie = fsr.cookie_mask = htonll(0); |
0199c526 | 3801 | |
d444a914 BP |
3802 | struct ofputil_flow_stats *fses; |
3803 | size_t n_fses; | |
3804 | run(vconn_dump_flows(vconn, &fsr, protocol, &fses, &n_fses), | |
3805 | "dump flows"); | |
3806 | for (size_t i = 0; i < n_fses; i++) { | |
3807 | const struct ofputil_flow_stats *fs = &fses[i]; | |
4ce9c315 | 3808 | struct fte_version *version; |
0199c526 | 3809 | |
4ce9c315 | 3810 | version = xmalloc(sizeof *version); |
d444a914 BP |
3811 | version->cookie = fs->cookie; |
3812 | version->idle_timeout = fs->idle_timeout; | |
3813 | version->hard_timeout = fs->hard_timeout; | |
3814 | version->importance = fs->importance; | |
4ce9c315 | 3815 | version->flags = 0; |
d444a914 BP |
3816 | version->ofpacts_len = fs->ofpacts_len; |
3817 | version->ofpacts = xmemdup(fs->ofpacts, fs->ofpacts_len); | |
3818 | version->table_id = fs->table_id; | |
4ce9c315 | 3819 | |
6a6b7060 BP |
3820 | struct minimatch match; |
3821 | minimatch_init(&match, &fs->match); | |
3822 | fte_queue(state, &match, fs->priority, version, index); | |
3823 | minimatch_destroy(&match); | |
0199c526 | 3824 | } |
edb417cc WT |
3825 | |
3826 | for (size_t i = 0; i < n_fses; i++) { | |
3827 | free(CONST_CAST(struct ofpact *, fses[i].ofpacts)); | |
3828 | } | |
3829 | free(fses); | |
0199c526 BP |
3830 | } |
3831 | ||
3832 | static void | |
3833 | fte_make_flow_mod(const struct fte *fte, int index, uint16_t command, | |
ca6ba700 | 3834 | enum ofputil_protocol protocol, struct ovs_list *packets) |
0199c526 BP |
3835 | { |
3836 | const struct fte_version *version = fte->versions[index]; | |
0199c526 BP |
3837 | struct ofpbuf *ofm; |
3838 | ||
39cc5c4a BP |
3839 | struct ofputil_flow_mod fm = { |
3840 | .priority = fte->rule.priority, | |
3841 | .new_cookie = version->cookie, | |
3842 | .modify_cookie = true, | |
3843 | .table_id = version->table_id, | |
3844 | .command = command, | |
3845 | .idle_timeout = version->idle_timeout, | |
3846 | .hard_timeout = version->hard_timeout, | |
3847 | .importance = version->importance, | |
3848 | .buffer_id = UINT32_MAX, | |
3849 | .out_port = OFPP_ANY, | |
3850 | .out_group = OFPG_ANY, | |
3851 | .flags = version->flags, | |
39cc5c4a | 3852 | }; |
6a6b7060 | 3853 | minimatch_clone(&fm.match, &fte->rule.match); |
0199c526 BP |
3854 | if (command == OFPFC_ADD || command == OFPFC_MODIFY || |
3855 | command == OFPFC_MODIFY_STRICT) { | |
f25d0cf3 BP |
3856 | fm.ofpacts = version->ofpacts; |
3857 | fm.ofpacts_len = version->ofpacts_len; | |
0199c526 | 3858 | } else { |
f25d0cf3 BP |
3859 | fm.ofpacts = NULL; |
3860 | fm.ofpacts_len = 0; | |
0199c526 | 3861 | } |
27527aa0 | 3862 | ofm = ofputil_encode_flow_mod(&fm, protocol); |
6a6b7060 BP |
3863 | minimatch_destroy(&fm.match); |
3864 | ||
417e7e66 | 3865 | ovs_list_push_back(packets, &ofm->list_node); |
0199c526 BP |
3866 | } |
3867 | ||
3868 | static void | |
1636c761 | 3869 | ofctl_replace_flows(struct ovs_cmdl_context *ctx) |
0199c526 | 3870 | { |
50f96b10 | 3871 | enum { FILE_IDX = 0, SWITCH_IDX = 1 }; |
27527aa0 | 3872 | enum ofputil_protocol usable_protocols, protocol; |
f6812140 | 3873 | struct fte_state fte_state; |
00da1ac5 JR |
3874 | struct flow_tables tables; |
3875 | struct classifier *cls; | |
ca6ba700 | 3876 | struct ovs_list requests; |
0199c526 BP |
3877 | struct vconn *vconn; |
3878 | struct fte *fte; | |
3879 | ||
f6812140 | 3880 | fte_state_init(&fte_state); |
50f96b10 | 3881 | fte_state.port_map = ports_to_accept(ctx->argv[1]); |
4bc938cc | 3882 | fte_state.table_map = tables_to_accept(ctx->argv[1]); |
f6812140 | 3883 | usable_protocols = read_flows_from_file(ctx->argv[2], &fte_state, FILE_IDX); |
0199c526 | 3884 | |
1636c761 | 3885 | protocol = open_vconn(ctx->argv[1], &vconn); |
27527aa0 BP |
3886 | protocol = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); |
3887 | ||
f6812140 JG |
3888 | read_flows_from_switch(vconn, protocol, &fte_state, SWITCH_IDX); |
3889 | ||
3890 | fte_fill(&fte_state, &tables); | |
0199c526 | 3891 | |
417e7e66 | 3892 | ovs_list_init(&requests); |
0199c526 | 3893 | |
00da1ac5 JR |
3894 | FOR_EACH_TABLE (cls, &tables) { |
3895 | /* Delete flows that exist on the switch but not in the file. */ | |
3896 | CLS_FOR_EACH (fte, rule, cls) { | |
3897 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3898 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3899 | |
00da1ac5 JR |
3900 | if (sw_ver && !file_ver) { |
3901 | fte_make_flow_mod(fte, SWITCH_IDX, OFPFC_DELETE_STRICT, | |
3902 | protocol, &requests); | |
3903 | } | |
0199c526 | 3904 | } |
0199c526 | 3905 | |
00da1ac5 JR |
3906 | /* Add flows that exist in the file but not on the switch. |
3907 | * Update flows that exist in both places but differ. */ | |
3908 | CLS_FOR_EACH (fte, rule, cls) { | |
3909 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3910 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3911 | |
00da1ac5 JR |
3912 | if (file_ver && |
3913 | (readd || !sw_ver || !fte_version_equals(sw_ver, file_ver))) { | |
3914 | fte_make_flow_mod(fte, FILE_IDX, OFPFC_ADD, protocol, | |
3915 | &requests); | |
3916 | } | |
0199c526 BP |
3917 | } |
3918 | } | |
db5076ee | 3919 | if (bundle) { |
39c94593 | 3920 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
db5076ee JR |
3921 | } else { |
3922 | transact_multiple_noreply(vconn, &requests); | |
3923 | } | |
74cb32e3 WT |
3924 | |
3925 | ofpbuf_list_delete(&requests); | |
0199c526 BP |
3926 | vconn_close(vconn); |
3927 | ||
00da1ac5 | 3928 | fte_free_all(&tables); |
8d8ab6c2 | 3929 | fte_state_destroy(&fte_state); |
0199c526 BP |
3930 | } |
3931 | ||
3932 | static void | |
f6812140 | 3933 | read_flows_from_source(const char *source, struct fte_state *state, int index) |
0199c526 BP |
3934 | { |
3935 | struct stat s; | |
3936 | ||
3937 | if (source[0] == '/' || source[0] == '.' | |
3938 | || (!strchr(source, ':') && !stat(source, &s))) { | |
f6812140 | 3939 | read_flows_from_file(source, state, index); |
0199c526 | 3940 | } else { |
27527aa0 | 3941 | enum ofputil_protocol protocol; |
0199c526 BP |
3942 | struct vconn *vconn; |
3943 | ||
27527aa0 BP |
3944 | protocol = open_vconn(source, &vconn); |
3945 | protocol = set_protocol_for_flow_dump(vconn, protocol, OFPUTIL_P_ANY); | |
f6812140 | 3946 | read_flows_from_switch(vconn, protocol, state, index); |
0199c526 | 3947 | vconn_close(vconn); |
50f96b10 BP |
3948 | |
3949 | if (!state->port_map) { | |
3950 | state->port_map = ports_to_show(source); | |
3951 | } | |
0199c526 BP |
3952 | } |
3953 | } | |
3954 | ||
3955 | static void | |
1636c761 | 3956 | ofctl_diff_flows(struct ovs_cmdl_context *ctx) |
0199c526 BP |
3957 | { |
3958 | bool differences = false; | |
f6812140 | 3959 | struct fte_state fte_state; |
00da1ac5 JR |
3960 | struct flow_tables tables; |
3961 | struct classifier *cls; | |
98f7f427 | 3962 | struct ds a_s, b_s; |
0199c526 BP |
3963 | struct fte *fte; |
3964 | ||
f6812140 JG |
3965 | fte_state_init(&fte_state); |
3966 | read_flows_from_source(ctx->argv[1], &fte_state, 0); | |
3967 | read_flows_from_source(ctx->argv[2], &fte_state, 1); | |
3968 | fte_fill(&fte_state, &tables); | |
0199c526 | 3969 | |
98f7f427 BP |
3970 | ds_init(&a_s); |
3971 | ds_init(&b_s); | |
3972 | ||
00da1ac5 JR |
3973 | FOR_EACH_TABLE (cls, &tables) { |
3974 | CLS_FOR_EACH (fte, rule, cls) { | |
3975 | struct fte_version *a = fte->versions[0]; | |
3976 | struct fte_version *b = fte->versions[1]; | |
3977 | ||
3978 | if (!a || !b || !fte_version_equals(a, b)) { | |
8d8ab6c2 JG |
3979 | fte_version_format(&fte_state, fte, 0, &a_s); |
3980 | fte_version_format(&fte_state, fte, 1, &b_s); | |
6cc9d77c BP |
3981 | if (a_s.length) { |
3982 | printf("-%s", ds_cstr(&a_s)); | |
3983 | } | |
3984 | if (b_s.length) { | |
3985 | printf("+%s", ds_cstr(&b_s)); | |
98f7f427 | 3986 | } |
6cc9d77c | 3987 | differences = true; |
0199c526 | 3988 | } |
0199c526 BP |
3989 | } |
3990 | } | |
3991 | ||
98f7f427 BP |
3992 | ds_destroy(&a_s); |
3993 | ds_destroy(&b_s); | |
3994 | ||
00da1ac5 | 3995 | fte_free_all(&tables); |
8d8ab6c2 | 3996 | fte_state_destroy(&fte_state); |
0199c526 BP |
3997 | |
3998 | if (differences) { | |
3999 | exit(2); | |
4000 | } | |
4001 | } | |
3200ed58 JR |
4002 | |
4003 | static void | |
4004 | ofctl_meter_mod__(const char *bridge, const char *str, int command) | |
4005 | { | |
4006 | struct ofputil_meter_mod mm; | |
4007 | struct vconn *vconn; | |
4008 | enum ofputil_protocol protocol; | |
4009 | enum ofputil_protocol usable_protocols; | |
4010 | enum ofp_version version; | |
4011 | ||
4012 | if (str) { | |
4013 | char *error; | |
4014 | error = parse_ofp_meter_mod_str(&mm, str, command, &usable_protocols); | |
4015 | if (error) { | |
4016 | ovs_fatal(0, "%s", error); | |
4017 | } | |
4018 | } else { | |
4019 | usable_protocols = OFPUTIL_P_OF13_UP; | |
4020 | mm.command = command; | |
4021 | mm.meter.meter_id = OFPM13_ALL; | |
2f0b69ac | 4022 | mm.meter.bands = NULL; |
3200ed58 JR |
4023 | } |
4024 | ||
4025 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
4026 | version = ofputil_protocol_to_ofp_version(protocol); | |
4027 | transact_noreply(vconn, ofputil_encode_meter_mod(version, &mm)); | |
2f0b69ac | 4028 | free(mm.meter.bands); |
3200ed58 JR |
4029 | vconn_close(vconn); |
4030 | } | |
4031 | ||
4032 | static void | |
4033 | ofctl_meter_request__(const char *bridge, const char *str, | |
4034 | enum ofputil_meter_request_type type) | |
4035 | { | |
4036 | struct ofputil_meter_mod mm; | |
4037 | struct vconn *vconn; | |
4038 | enum ofputil_protocol usable_protocols; | |
4039 | enum ofputil_protocol protocol; | |
4040 | enum ofp_version version; | |
4041 | ||
4042 | if (str) { | |
4043 | char *error; | |
4044 | error = parse_ofp_meter_mod_str(&mm, str, -1, &usable_protocols); | |
4045 | if (error) { | |
4046 | ovs_fatal(0, "%s", error); | |
4047 | } | |
4048 | } else { | |
4049 | usable_protocols = OFPUTIL_P_OF13_UP; | |
4050 | mm.meter.meter_id = OFPM13_ALL; | |
2f0b69ac | 4051 | mm.meter.bands = NULL; |
3200ed58 JR |
4052 | } |
4053 | ||
4054 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
4055 | version = ofputil_protocol_to_ofp_version(protocol); | |
182b2eef BP |
4056 | dump_transaction(vconn, ofputil_encode_meter_request(version, type, |
4057 | mm.meter.meter_id)); | |
2f0b69ac | 4058 | free(mm.meter.bands); |
3200ed58 JR |
4059 | vconn_close(vconn); |
4060 | } | |
4061 | ||
4062 | ||
4063 | static void | |
1636c761 | 4064 | ofctl_add_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 4065 | { |
1636c761 | 4066 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_ADD); |
3200ed58 JR |
4067 | } |
4068 | ||
4069 | static void | |
1636c761 | 4070 | ofctl_mod_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 4071 | { |
1636c761 | 4072 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_MODIFY); |
3200ed58 JR |
4073 | } |
4074 | ||
4075 | static void | |
1636c761 | 4076 | ofctl_del_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 4077 | { |
1636c761 | 4078 | ofctl_meter_mod__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, OFPMC13_DELETE); |
3200ed58 JR |
4079 | } |
4080 | ||
4081 | static void | |
1636c761 | 4082 | ofctl_dump_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 4083 | { |
1636c761 | 4084 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
4085 | OFPUTIL_METER_CONFIG); |
4086 | } | |
4087 | ||
4088 | static void | |
1636c761 | 4089 | ofctl_meter_stats(struct ovs_cmdl_context *ctx) |
3200ed58 | 4090 | { |
1636c761 | 4091 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
4092 | OFPUTIL_METER_STATS); |
4093 | } | |
4094 | ||
4095 | static void | |
1636c761 | 4096 | ofctl_meter_features(struct ovs_cmdl_context *ctx) |
3200ed58 | 4097 | { |
1636c761 | 4098 | ofctl_meter_request__(ctx->argv[1], NULL, OFPUTIL_METER_FEATURES); |
3200ed58 JR |
4099 | } |
4100 | ||
0199c526 | 4101 | \f |
09246b99 BP |
4102 | /* Undocumented commands for unit testing. */ |
4103 | ||
770f1f66 | 4104 | static void |
db0b6c29 JR |
4105 | ofctl_parse_flows__(struct ofputil_flow_mod *fms, size_t n_fms, |
4106 | enum ofputil_protocol usable_protocols) | |
770f1f66 | 4107 | { |
27527aa0 BP |
4108 | enum ofputil_protocol protocol = 0; |
4109 | char *usable_s; | |
4110 | size_t i; | |
770f1f66 | 4111 | |
27527aa0 BP |
4112 | usable_s = ofputil_protocols_to_string(usable_protocols); |
4113 | printf("usable protocols: %s\n", usable_s); | |
4114 | free(usable_s); | |
4115 | ||
4116 | if (!(usable_protocols & allowed_protocols)) { | |
4117 | ovs_fatal(0, "no usable protocol"); | |
4118 | } | |
4119 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
4120 | protocol = 1 << i; | |
4121 | if (protocol & usable_protocols & allowed_protocols) { | |
4122 | break; | |
4123 | } | |
4124 | } | |
cc2862a9 | 4125 | ovs_assert(is_pow2(protocol)); |
27527aa0 BP |
4126 | |
4127 | printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol)); | |
4128 | ||
4129 | for (i = 0; i < n_fms; i++) { | |
4130 | struct ofputil_flow_mod *fm = &fms[i]; | |
4131 | struct ofpbuf *msg; | |
4132 | ||
4133 | msg = ofputil_encode_flow_mod(fm, protocol); | |
4bc938cc | 4134 | ofp_print(stdout, msg->data, msg->size, NULL, NULL, verbosity); |
27527aa0 BP |
4135 | ofpbuf_delete(msg); |
4136 | ||
dc723c44 | 4137 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
6a6b7060 | 4138 | minimatch_destroy(&fm->match); |
770f1f66 BP |
4139 | } |
4140 | } | |
4141 | ||
4142 | /* "parse-flow FLOW": parses the argument as a flow (like add-flow) and prints | |
4143 | * it back to stdout. */ | |
4144 | static void | |
1636c761 | 4145 | ofctl_parse_flow(struct ovs_cmdl_context *ctx) |
770f1f66 | 4146 | { |
db0b6c29 | 4147 | enum ofputil_protocol usable_protocols; |
27527aa0 | 4148 | struct ofputil_flow_mod fm; |
bdda5aca | 4149 | char *error; |
770f1f66 | 4150 | |
4bc938cc | 4151 | error = parse_ofp_flow_mod_str(&fm, ctx->argv[1], NULL, NULL, |
50f96b10 | 4152 | OFPFC_ADD, &usable_protocols); |
bdda5aca BP |
4153 | if (error) { |
4154 | ovs_fatal(0, "%s", error); | |
4155 | } | |
db0b6c29 | 4156 | ofctl_parse_flows__(&fm, 1, usable_protocols); |
770f1f66 BP |
4157 | } |
4158 | ||
fec00620 BP |
4159 | /* "parse-flows FILENAME": reads the named file as a sequence of flows (like |
4160 | * add-flows) and prints each of the flows back to stdout. */ | |
0e581146 | 4161 | static void |
1636c761 | 4162 | ofctl_parse_flows(struct ovs_cmdl_context *ctx) |
0e581146 | 4163 | { |
db0b6c29 | 4164 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
4165 | struct ofputil_flow_mod *fms = NULL; |
4166 | size_t n_fms = 0; | |
bdda5aca | 4167 | char *error; |
0e581146 | 4168 | |
4bc938cc | 4169 | error = parse_ofp_flow_mod_file(ctx->argv[1], NULL, NULL, OFPFC_ADD, |
50f96b10 | 4170 | &fms, &n_fms, &usable_protocols); |
bdda5aca BP |
4171 | if (error) { |
4172 | ovs_fatal(0, "%s", error); | |
4173 | } | |
db0b6c29 | 4174 | ofctl_parse_flows__(fms, n_fms, usable_protocols); |
27527aa0 | 4175 | free(fms); |
0e581146 BP |
4176 | } |
4177 | ||
064af421 | 4178 | static void |
9d84066c | 4179 | ofctl_parse_nxm__(bool oxm, enum ofp_version version) |
09246b99 BP |
4180 | { |
4181 | struct ds in; | |
4182 | ||
4183 | ds_init(&in); | |
06d7ae7d | 4184 | while (!ds_get_test_line(&in, stdin)) { |
09246b99 | 4185 | struct ofpbuf nx_match; |
81a76618 | 4186 | struct match match; |
e729e793 | 4187 | ovs_be64 cookie, cookie_mask; |
90bf1e07 | 4188 | enum ofperr error; |
09246b99 | 4189 | int match_len; |
09246b99 BP |
4190 | |
4191 | /* Convert string to nx_match. */ | |
4192 | ofpbuf_init(&nx_match, 0); | |
7623f4dd SH |
4193 | if (oxm) { |
4194 | match_len = oxm_match_from_string(ds_cstr(&in), &nx_match); | |
4195 | } else { | |
4196 | match_len = nx_match_from_string(ds_cstr(&in), &nx_match); | |
4197 | } | |
09246b99 | 4198 | |
81a76618 | 4199 | /* Convert nx_match to match. */ |
102ce766 | 4200 | if (strict) { |
7623f4dd | 4201 | if (oxm) { |
d7892c81 | 4202 | error = oxm_pull_match(&nx_match, false, NULL, NULL, &match); |
7623f4dd | 4203 | } else { |
d7892c81 YHW |
4204 | error = nx_pull_match(&nx_match, match_len, &match, &cookie, |
4205 | &cookie_mask, false, NULL, NULL); | |
7623f4dd | 4206 | } |
102ce766 | 4207 | } else { |
7623f4dd | 4208 | if (oxm) { |
d7892c81 | 4209 | error = oxm_pull_match_loose(&nx_match, false, NULL, &match); |
7623f4dd | 4210 | } else { |
81a76618 | 4211 | error = nx_pull_match_loose(&nx_match, match_len, &match, |
d7892c81 YHW |
4212 | &cookie, &cookie_mask, false, |
4213 | NULL); | |
7623f4dd | 4214 | } |
102ce766 EJ |
4215 | } |
4216 | ||
7623f4dd | 4217 | |
09246b99 BP |
4218 | if (!error) { |
4219 | char *out; | |
4220 | ||
81a76618 | 4221 | /* Convert match back to nx_match. */ |
09246b99 BP |
4222 | ofpbuf_uninit(&nx_match); |
4223 | ofpbuf_init(&nx_match, 0); | |
7623f4dd | 4224 | if (oxm) { |
9d84066c | 4225 | match_len = oxm_put_match(&nx_match, &match, version); |
db5a1019 | 4226 | out = oxm_match_to_string(&nx_match, match_len); |
7623f4dd | 4227 | } else { |
81a76618 | 4228 | match_len = nx_put_match(&nx_match, &match, |
7623f4dd | 4229 | cookie, cookie_mask); |
6fd6ed71 | 4230 | out = nx_match_to_string(nx_match.data, match_len); |
7623f4dd | 4231 | } |
09246b99 | 4232 | |
09246b99 BP |
4233 | puts(out); |
4234 | free(out); | |
508a9338 BP |
4235 | |
4236 | if (verbosity > 0) { | |
6fd6ed71 | 4237 | ovs_hex_dump(stdout, nx_match.data, nx_match.size, 0, false); |
508a9338 | 4238 | } |
09246b99 | 4239 | } else { |
90bf1e07 BP |
4240 | printf("nx_pull_match() returned error %s\n", |
4241 | ofperr_get_name(error)); | |
09246b99 BP |
4242 | } |
4243 | ||
4244 | ofpbuf_uninit(&nx_match); | |
4245 | } | |
4246 | ds_destroy(&in); | |
064af421 BP |
4247 | } |
4248 | ||
b5ae8913 SH |
4249 | /* "parse-nxm": reads a series of NXM nx_match specifications as strings from |
4250 | * stdin, does some internal fussing with them, and then prints them back as | |
4251 | * strings on stdout. */ | |
4252 | static void | |
1636c761 | 4253 | ofctl_parse_nxm(struct ovs_cmdl_context *ctx OVS_UNUSED) |
b5ae8913 | 4254 | { |
2f4aba0b | 4255 | ofctl_parse_nxm__(false, 0); |
b5ae8913 SH |
4256 | } |
4257 | ||
9d84066c BP |
4258 | /* "parse-oxm VERSION": reads a series of OXM nx_match specifications as |
4259 | * strings from stdin, does some internal fussing with them, and then prints | |
4260 | * them back as strings on stdout. VERSION must specify an OpenFlow version, | |
4261 | * e.g. "OpenFlow12". */ | |
b5ae8913 | 4262 | static void |
1636c761 | 4263 | ofctl_parse_oxm(struct ovs_cmdl_context *ctx) |
b5ae8913 | 4264 | { |
1636c761 | 4265 | enum ofp_version version = ofputil_version_from_string(ctx->argv[1]); |
9d84066c | 4266 | if (version < OFP12_VERSION) { |
1636c761 | 4267 | ovs_fatal(0, "%s: not a valid version for OXM", ctx->argv[1]); |
9d84066c BP |
4268 | } |
4269 | ||
2f4aba0b | 4270 | ofctl_parse_nxm__(true, version); |
b5ae8913 SH |
4271 | } |
4272 | ||
f25d0cf3 | 4273 | static void |
96628ae8 BP |
4274 | print_differences(const char *prefix, |
4275 | const void *a_, size_t a_len, | |
f25d0cf3 BP |
4276 | const void *b_, size_t b_len) |
4277 | { | |
4278 | const uint8_t *a = a_; | |
4279 | const uint8_t *b = b_; | |
4280 | size_t i; | |
4281 | ||
4282 | for (i = 0; i < MIN(a_len, b_len); i++) { | |
4283 | if (a[i] != b[i]) { | |
34582733 | 4284 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> %02"PRIx8"\n", |
96628ae8 | 4285 | prefix, i, a[i], b[i]); |
f25d0cf3 BP |
4286 | } |
4287 | } | |
4288 | for (i = a_len; i < b_len; i++) { | |
34582733 | 4289 | printf("%s%2"PRIuSIZE": (none) -> %02"PRIx8"\n", prefix, i, b[i]); |
f25d0cf3 BP |
4290 | } |
4291 | for (i = b_len; i < a_len; i++) { | |
34582733 | 4292 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> (none)\n", prefix, i, a[i]); |
f25d0cf3 BP |
4293 | } |
4294 | } | |
4295 | ||
f25d0cf3 | 4296 | static void |
65a8a59e | 4297 | ofctl_parse_actions__(const char *version_s, bool instructions) |
f25d0cf3 | 4298 | { |
65a8a59e | 4299 | enum ofp_version version; |
f25d0cf3 BP |
4300 | struct ds in; |
4301 | ||
65a8a59e BP |
4302 | version = ofputil_version_from_string(version_s); |
4303 | if (!version) { | |
4304 | ovs_fatal(0, "%s: not a valid OpenFlow version", version_s); | |
4305 | } | |
4306 | ||
f25d0cf3 | 4307 | ds_init(&in); |
bdda5aca | 4308 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
65a8a59e BP |
4309 | struct ofpbuf of_out; |
4310 | struct ofpbuf of_in; | |
f25d0cf3 | 4311 | struct ofpbuf ofpacts; |
65a8a59e BP |
4312 | const char *table_id; |
4313 | char *actions; | |
f25d0cf3 BP |
4314 | enum ofperr error; |
4315 | size_t size; | |
4316 | struct ds s; | |
4317 | ||
65a8a59e BP |
4318 | /* Parse table_id separated with the follow-up actions by ",", if |
4319 | * any. */ | |
4320 | actions = ds_cstr(&in); | |
4321 | table_id = NULL; | |
4322 | if (strstr(actions, ",")) { | |
4323 | table_id = strsep(&actions, ","); | |
4324 | } | |
4325 | ||
f25d0cf3 | 4326 | /* Parse hex bytes. */ |
65a8a59e BP |
4327 | ofpbuf_init(&of_in, 0); |
4328 | if (ofpbuf_put_hex(&of_in, actions, NULL)[0] != '\0') { | |
f25d0cf3 BP |
4329 | ovs_fatal(0, "Trailing garbage in hex data"); |
4330 | } | |
4331 | ||
4332 | /* Convert to ofpacts. */ | |
4333 | ofpbuf_init(&ofpacts, 0); | |
6fd6ed71 | 4334 | size = of_in.size; |
8f2cded4 BP |
4335 | error = (instructions |
4336 | ? ofpacts_pull_openflow_instructions | |
4337 | : ofpacts_pull_openflow_actions)( | |
5c7c16d8 | 4338 | &of_in, of_in.size, version, NULL, NULL, &ofpacts); |
65a8a59e BP |
4339 | if (!error && instructions) { |
4340 | /* Verify actions, enforce consistency. */ | |
ae6f7530 BP |
4341 | struct match match = MATCH_CATCHALL_INITIALIZER; |
4342 | struct ofpact_check_params cp = { | |
4343 | .match = &match, | |
4344 | .max_ports = OFPP_MAX, | |
4345 | .table_id = table_id ? atoi(table_id) : 0, | |
4346 | .n_tables = OFPTT_MAX + 1, | |
4347 | }; | |
4348 | error = ofpacts_check_consistency( | |
4349 | ofpacts.data, ofpacts.size, | |
4350 | ofputil_protocols_from_ofp_version(version), &cp); | |
65a8a59e | 4351 | } |
f25d0cf3 | 4352 | if (error) { |
65a8a59e BP |
4353 | printf("bad %s %s: %s\n\n", |
4354 | version_s, instructions ? "instructions" : "actions", | |
4355 | ofperr_get_name(error)); | |
f25d0cf3 | 4356 | ofpbuf_uninit(&ofpacts); |
65a8a59e | 4357 | ofpbuf_uninit(&of_in); |
f25d0cf3 BP |
4358 | continue; |
4359 | } | |
65a8a59e | 4360 | ofpbuf_push_uninit(&of_in, size); |
f25d0cf3 BP |
4361 | |
4362 | /* Print cls_rule. */ | |
4363 | ds_init(&s); | |
455ecd77 | 4364 | ds_put_cstr(&s, "actions="); |
efefbcae BP |
4365 | struct ofpact_format_params fp = { .s = &s }; |
4366 | ofpacts_format(ofpacts.data, ofpacts.size, &fp); | |
f25d0cf3 BP |
4367 | puts(ds_cstr(&s)); |
4368 | ds_destroy(&s); | |
4369 | ||
4370 | /* Convert back to ofp10 actions and print differences from input. */ | |
65a8a59e BP |
4371 | ofpbuf_init(&of_out, 0); |
4372 | if (instructions) { | |
6fd6ed71 PS |
4373 | ofpacts_put_openflow_instructions(ofpacts.data, ofpacts.size, |
4374 | &of_out, version); | |
65a8a59e | 4375 | } else { |
6fd6ed71 | 4376 | ofpacts_put_openflow_actions(ofpacts.data, ofpacts.size, |
65a8a59e BP |
4377 | &of_out, version); |
4378 | } | |
f25d0cf3 | 4379 | |
6fd6ed71 PS |
4380 | print_differences("", of_in.data, of_in.size, |
4381 | of_out.data, of_out.size); | |
f25d0cf3 BP |
4382 | putchar('\n'); |
4383 | ||
4384 | ofpbuf_uninit(&ofpacts); | |
65a8a59e BP |
4385 | ofpbuf_uninit(&of_in); |
4386 | ofpbuf_uninit(&of_out); | |
f25d0cf3 BP |
4387 | } |
4388 | ds_destroy(&in); | |
4389 | } | |
4390 | ||
65a8a59e BP |
4391 | /* "parse-actions VERSION": reads a series of action specifications for the |
4392 | * given OpenFlow VERSION as hex bytes from stdin, converts them to ofpacts, | |
4393 | * prints them as strings on stdout, and then converts them back to hex bytes | |
4394 | * and prints any differences from the input. */ | |
8f2cded4 | 4395 | static void |
1636c761 | 4396 | ofctl_parse_actions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 4397 | { |
1636c761 | 4398 | ofctl_parse_actions__(ctx->argv[1], false); |
8f2cded4 BP |
4399 | } |
4400 | ||
65a8a59e BP |
4401 | /* "parse-actions VERSION": reads a series of instruction specifications for |
4402 | * the given OpenFlow VERSION as hex bytes from stdin, converts them to | |
4403 | * ofpacts, prints them as strings on stdout, and then converts them back to | |
4404 | * hex bytes and prints any differences from the input. */ | |
8f2cded4 | 4405 | static void |
1636c761 | 4406 | ofctl_parse_instructions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 4407 | { |
1636c761 | 4408 | ofctl_parse_actions__(ctx->argv[1], true); |
8f2cded4 BP |
4409 | } |
4410 | ||
96628ae8 BP |
4411 | /* "parse-ofp10-match": reads a series of ofp10_match specifications as hex |
4412 | * bytes from stdin, converts them to cls_rules, prints them as strings on | |
4413 | * stdout, and then converts them back to hex bytes and prints any differences | |
8812ec2c BP |
4414 | * from the input. |
4415 | * | |
4416 | * The input hex bytes may contain "x"s to represent "don't-cares", bytes whose | |
4417 | * values are ignored in the input and will be set to zero when OVS converts | |
4418 | * them back to hex bytes. ovs-ofctl actually sets "x"s to random bits when | |
4419 | * it does the conversion to hex, to ensure that in fact they are ignored. */ | |
96628ae8 | 4420 | static void |
1636c761 | 4421 | ofctl_parse_ofp10_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
96628ae8 | 4422 | { |
8812ec2c | 4423 | struct ds expout; |
96628ae8 BP |
4424 | struct ds in; |
4425 | ||
4426 | ds_init(&in); | |
8812ec2c | 4427 | ds_init(&expout); |
bdda5aca | 4428 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
8812ec2c | 4429 | struct ofpbuf match_in, match_expout; |
96628ae8 BP |
4430 | struct ofp10_match match_out; |
4431 | struct ofp10_match match_normal; | |
81a76618 | 4432 | struct match match; |
8812ec2c BP |
4433 | char *p; |
4434 | ||
4435 | /* Parse hex bytes to use for expected output. */ | |
4436 | ds_clear(&expout); | |
4437 | ds_put_cstr(&expout, ds_cstr(&in)); | |
4438 | for (p = ds_cstr(&expout); *p; p++) { | |
4439 | if (*p == 'x') { | |
4440 | *p = '0'; | |
4441 | } | |
4442 | } | |
4443 | ofpbuf_init(&match_expout, 0); | |
4444 | if (ofpbuf_put_hex(&match_expout, ds_cstr(&expout), NULL)[0] != '\0') { | |
4445 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4446 | } | |
6fd6ed71 | 4447 | if (match_expout.size != sizeof(struct ofp10_match)) { |
437d0d22 | 4448 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4449 | match_expout.size, sizeof(struct ofp10_match)); |
8812ec2c | 4450 | } |
96628ae8 | 4451 | |
8812ec2c BP |
4452 | /* Parse hex bytes for input. */ |
4453 | for (p = ds_cstr(&in); *p; p++) { | |
4454 | if (*p == 'x') { | |
4455 | *p = "0123456789abcdef"[random_uint32() & 0xf]; | |
4456 | } | |
4457 | } | |
96628ae8 BP |
4458 | ofpbuf_init(&match_in, 0); |
4459 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
4460 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4461 | } | |
6fd6ed71 | 4462 | if (match_in.size != sizeof(struct ofp10_match)) { |
437d0d22 | 4463 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4464 | match_in.size, sizeof(struct ofp10_match)); |
96628ae8 BP |
4465 | } |
4466 | ||
4467 | /* Convert to cls_rule and print. */ | |
6fd6ed71 | 4468 | ofputil_match_from_ofp10_match(match_in.data, &match); |
50f96b10 | 4469 | match_print(&match, NULL); |
96628ae8 BP |
4470 | |
4471 | /* Convert back to ofp10_match and print differences from input. */ | |
81a76618 | 4472 | ofputil_match_to_ofp10_match(&match, &match_out); |
6fd6ed71 | 4473 | print_differences("", match_expout.data, match_expout.size, |
96628ae8 BP |
4474 | &match_out, sizeof match_out); |
4475 | ||
4476 | /* Normalize, then convert and compare again. */ | |
81a76618 BP |
4477 | ofputil_normalize_match(&match); |
4478 | ofputil_match_to_ofp10_match(&match, &match_normal); | |
96628ae8 BP |
4479 | print_differences("normal: ", &match_out, sizeof match_out, |
4480 | &match_normal, sizeof match_normal); | |
4481 | putchar('\n'); | |
4482 | ||
4483 | ofpbuf_uninit(&match_in); | |
8812ec2c | 4484 | ofpbuf_uninit(&match_expout); |
96628ae8 BP |
4485 | } |
4486 | ds_destroy(&in); | |
8812ec2c | 4487 | ds_destroy(&expout); |
96628ae8 BP |
4488 | } |
4489 | ||
410698cf | 4490 | /* "parse-ofp11-match": reads a series of ofp11_match specifications as hex |
81a76618 BP |
4491 | * bytes from stdin, converts them to "struct match"es, prints them as strings |
4492 | * on stdout, and then converts them back to hex bytes and prints any | |
4493 | * differences from the input. */ | |
410698cf | 4494 | static void |
1636c761 | 4495 | ofctl_parse_ofp11_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
410698cf BP |
4496 | { |
4497 | struct ds in; | |
4498 | ||
4499 | ds_init(&in); | |
bdda5aca | 4500 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
410698cf BP |
4501 | struct ofpbuf match_in; |
4502 | struct ofp11_match match_out; | |
81a76618 | 4503 | struct match match; |
410698cf | 4504 | enum ofperr error; |
410698cf BP |
4505 | |
4506 | /* Parse hex bytes. */ | |
4507 | ofpbuf_init(&match_in, 0); | |
4508 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
4509 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4510 | } | |
6fd6ed71 | 4511 | if (match_in.size != sizeof(struct ofp11_match)) { |
437d0d22 | 4512 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4513 | match_in.size, sizeof(struct ofp11_match)); |
410698cf BP |
4514 | } |
4515 | ||
81a76618 | 4516 | /* Convert to match. */ |
6fd6ed71 | 4517 | error = ofputil_match_from_ofp11_match(match_in.data, &match); |
410698cf BP |
4518 | if (error) { |
4519 | printf("bad ofp11_match: %s\n\n", ofperr_get_name(error)); | |
4520 | ofpbuf_uninit(&match_in); | |
4521 | continue; | |
4522 | } | |
4523 | ||
81a76618 | 4524 | /* Print match. */ |
50f96b10 | 4525 | match_print(&match, NULL); |
410698cf BP |
4526 | |
4527 | /* Convert back to ofp11_match and print differences from input. */ | |
81a76618 | 4528 | ofputil_match_to_ofp11_match(&match, &match_out); |
410698cf | 4529 | |
6fd6ed71 | 4530 | print_differences("", match_in.data, match_in.size, |
d01c980f BP |
4531 | &match_out, sizeof match_out); |
4532 | putchar('\n'); | |
410698cf | 4533 | |
d01c980f BP |
4534 | ofpbuf_uninit(&match_in); |
4535 | } | |
4536 | ds_destroy(&in); | |
4537 | } | |
4538 | ||
77ab5fd2 BP |
4539 | /* "parse-pcap PCAP...": read packets from each PCAP file and print their |
4540 | * flows. */ | |
14249c02 | 4541 | static void |
1636c761 | 4542 | ofctl_parse_pcap(struct ovs_cmdl_context *ctx) |
14249c02 | 4543 | { |
77ab5fd2 BP |
4544 | int error = 0; |
4545 | for (int i = 1; i < ctx->argc; i++) { | |
4546 | const char *filename = ctx->argv[i]; | |
b6e840ae | 4547 | struct pcap_file *pcap = ovs_pcap_open(filename, "rb"); |
77ab5fd2 BP |
4548 | if (!pcap) { |
4549 | error = errno; | |
4550 | ovs_error(error, "%s: open failed", filename); | |
4551 | continue; | |
4552 | } | |
14249c02 | 4553 | |
77ab5fd2 BP |
4554 | for (;;) { |
4555 | struct dp_packet *packet; | |
4556 | struct flow flow; | |
4557 | int retval; | |
14249c02 | 4558 | |
77ab5fd2 BP |
4559 | retval = ovs_pcap_read(pcap, &packet, NULL); |
4560 | if (retval == EOF) { | |
4561 | break; | |
4562 | } else if (retval) { | |
4563 | error = retval; | |
4564 | ovs_error(error, "%s: read failed", filename); | |
8bdf4e67 | 4565 | break; |
77ab5fd2 | 4566 | } |
14249c02 | 4567 | |
117d7249 | 4568 | pkt_metadata_init(&packet->md, u32_to_odp(ofp_to_u16(OFPP_ANY))); |
77ab5fd2 | 4569 | flow_extract(packet, &flow); |
50f96b10 | 4570 | flow_print(stdout, &flow, NULL); |
77ab5fd2 BP |
4571 | putchar('\n'); |
4572 | dp_packet_delete(packet); | |
14249c02 | 4573 | } |
b6e840ae | 4574 | ovs_pcap_close(pcap); |
14249c02 | 4575 | } |
77ab5fd2 | 4576 | exit(error); |
14249c02 BP |
4577 | } |
4578 | ||
df778240 BP |
4579 | /* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and |
4580 | * mask values to and from various formats and prints the results. */ | |
4581 | static void | |
1636c761 | 4582 | ofctl_check_vlan(struct ovs_cmdl_context *ctx) |
df778240 | 4583 | { |
81a76618 | 4584 | struct match match; |
df778240 BP |
4585 | |
4586 | char *string_s; | |
4587 | struct ofputil_flow_mod fm; | |
4588 | ||
4589 | struct ofpbuf nxm; | |
81a76618 | 4590 | struct match nxm_match; |
df778240 BP |
4591 | int nxm_match_len; |
4592 | char *nxm_s; | |
4593 | ||
81a76618 BP |
4594 | struct ofp10_match of10_raw; |
4595 | struct match of10_match; | |
df778240 | 4596 | |
81a76618 BP |
4597 | struct ofp11_match of11_raw; |
4598 | struct match of11_match; | |
df778240 BP |
4599 | |
4600 | enum ofperr error; | |
bdda5aca | 4601 | char *error_s; |
df778240 | 4602 | |
db0b6c29 JR |
4603 | enum ofputil_protocol usable_protocols; /* Unused for now. */ |
4604 | ||
81a76618 | 4605 | match_init_catchall(&match); |
f0fb825a EG |
4606 | match.flow.vlans[0].tci = htons(strtoul(ctx->argv[1], NULL, 16)); |
4607 | match.wc.masks.vlans[0].tci = htons(strtoul(ctx->argv[2], NULL, 16)); | |
df778240 BP |
4608 | |
4609 | /* Convert to and from string. */ | |
50f96b10 | 4610 | string_s = match_to_string(&match, NULL, OFP_DEFAULT_PRIORITY); |
df778240 BP |
4611 | printf("%s -> ", string_s); |
4612 | fflush(stdout); | |
4bc938cc | 4613 | error_s = parse_ofp_str(&fm, -1, string_s, NULL, NULL, &usable_protocols); |
bdda5aca BP |
4614 | if (error_s) { |
4615 | ovs_fatal(0, "%s", error_s); | |
4616 | } | |
6a6b7060 BP |
4617 | struct match fm_match; |
4618 | minimatch_expand(&fm.match, &fm_match); | |
df778240 | 4619 | printf("%04"PRIx16"/%04"PRIx16"\n", |
6a6b7060 BP |
4620 | ntohs(fm_match.flow.vlans[0].tci), |
4621 | ntohs(fm_match.wc.masks.vlans[0].tci)); | |
4d859fa9 | 4622 | free(string_s); |
6a6b7060 | 4623 | minimatch_destroy(&fm.match); |
df778240 BP |
4624 | |
4625 | /* Convert to and from NXM. */ | |
4626 | ofpbuf_init(&nxm, 0); | |
81a76618 | 4627 | nxm_match_len = nx_put_match(&nxm, &match, htonll(0), htonll(0)); |
6fd6ed71 | 4628 | nxm_s = nx_match_to_string(nxm.data, nxm_match_len); |
d7892c81 YHW |
4629 | error = nx_pull_match(&nxm, nxm_match_len, &nxm_match, NULL, NULL, false, |
4630 | NULL, NULL); | |
df778240 BP |
4631 | printf("NXM: %s -> ", nxm_s); |
4632 | if (error) { | |
4633 | printf("%s\n", ofperr_to_string(error)); | |
4634 | } else { | |
4635 | printf("%04"PRIx16"/%04"PRIx16"\n", | |
f0fb825a EG |
4636 | ntohs(nxm_match.flow.vlans[0].tci), |
4637 | ntohs(nxm_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4638 | } |
4639 | free(nxm_s); | |
4640 | ofpbuf_uninit(&nxm); | |
4641 | ||
476a0e9e SH |
4642 | /* Convert to and from OXM. */ |
4643 | ofpbuf_init(&nxm, 0); | |
9d84066c | 4644 | nxm_match_len = oxm_put_match(&nxm, &match, OFP12_VERSION); |
db5a1019 | 4645 | nxm_s = oxm_match_to_string(&nxm, nxm_match_len); |
d7892c81 | 4646 | error = oxm_pull_match(&nxm, false, NULL, NULL, &nxm_match); |
476a0e9e SH |
4647 | printf("OXM: %s -> ", nxm_s); |
4648 | if (error) { | |
4649 | printf("%s\n", ofperr_to_string(error)); | |
4650 | } else { | |
f0fb825a | 4651 | uint16_t vid = ntohs(nxm_match.flow.vlans[0].tci) & |
476a0e9e | 4652 | (VLAN_VID_MASK | VLAN_CFI); |
f0fb825a | 4653 | uint16_t mask = ntohs(nxm_match.wc.masks.vlans[0].tci) & |
476a0e9e SH |
4654 | (VLAN_VID_MASK | VLAN_CFI); |
4655 | ||
4656 | printf("%04"PRIx16"/%04"PRIx16",", vid, mask); | |
f0fb825a | 4657 | if (vid && vlan_tci_to_pcp(nxm_match.wc.masks.vlans[0].tci)) { |
fd13c6b5 | 4658 | printf("%02d\n", vlan_tci_to_pcp(nxm_match.flow.vlans[0].tci)); |
476a0e9e SH |
4659 | } else { |
4660 | printf("--\n"); | |
4661 | } | |
4662 | } | |
4663 | free(nxm_s); | |
4664 | ofpbuf_uninit(&nxm); | |
4665 | ||
df778240 | 4666 | /* Convert to and from OpenFlow 1.0. */ |
81a76618 BP |
4667 | ofputil_match_to_ofp10_match(&match, &of10_raw); |
4668 | ofputil_match_from_ofp10_match(&of10_raw, &of10_match); | |
df778240 | 4669 | printf("OF1.0: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
4670 | ntohs(of10_raw.dl_vlan), |
4671 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN)) != 0, | |
4672 | of10_raw.dl_vlan_pcp, | |
4673 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN_PCP)) != 0, | |
f0fb825a EG |
4674 | ntohs(of10_match.flow.vlans[0].tci), |
4675 | ntohs(of10_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4676 | |
4677 | /* Convert to and from OpenFlow 1.1. */ | |
81a76618 BP |
4678 | ofputil_match_to_ofp11_match(&match, &of11_raw); |
4679 | ofputil_match_from_ofp11_match(&of11_raw, &of11_match); | |
df778240 | 4680 | printf("OF1.1: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
4681 | ntohs(of11_raw.dl_vlan), |
4682 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN)) != 0, | |
4683 | of11_raw.dl_vlan_pcp, | |
4684 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN_PCP)) != 0, | |
f0fb825a EG |
4685 | ntohs(of11_match.flow.vlans[0].tci), |
4686 | ntohs(of11_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4687 | } |
4688 | ||
2e0525bc SH |
4689 | /* "print-error ENUM": Prints the type and code of ENUM for every OpenFlow |
4690 | * version. */ | |
4691 | static void | |
1636c761 | 4692 | ofctl_print_error(struct ovs_cmdl_context *ctx) |
2e0525bc SH |
4693 | { |
4694 | enum ofperr error; | |
4695 | int version; | |
4696 | ||
1636c761 | 4697 | error = ofperr_from_name(ctx->argv[1]); |
2e0525bc | 4698 | if (!error) { |
1636c761 | 4699 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
2e0525bc SH |
4700 | } |
4701 | ||
4702 | for (version = 0; version <= UINT8_MAX; version++) { | |
688e86e1 | 4703 | const char *name = ofperr_domain_get_name(version); |
514887ee BP |
4704 | if (name) { |
4705 | int vendor = ofperr_get_vendor(error, version); | |
4706 | int type = ofperr_get_type(error, version); | |
4707 | int code = ofperr_get_code(error, version); | |
4708 | ||
4709 | if (vendor != -1 || type != -1 || code != -1) { | |
4710 | printf("%s: vendor %#x, type %d, code %d\n", | |
4711 | name, vendor, type, code); | |
4712 | } | |
2e0525bc | 4713 | } |
2e0525bc SH |
4714 | } |
4715 | } | |
4716 | ||
edd70aa7 BP |
4717 | /* "encode-error-reply ENUM REQUEST": Encodes an error reply to REQUEST for the |
4718 | * error named ENUM and prints the error reply in hex. */ | |
4719 | static void | |
1636c761 | 4720 | ofctl_encode_error_reply(struct ovs_cmdl_context *ctx) |
edd70aa7 BP |
4721 | { |
4722 | const struct ofp_header *oh; | |
4723 | struct ofpbuf request, *reply; | |
4724 | enum ofperr error; | |
4725 | ||
1636c761 | 4726 | error = ofperr_from_name(ctx->argv[1]); |
edd70aa7 | 4727 | if (!error) { |
1636c761 | 4728 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
edd70aa7 BP |
4729 | } |
4730 | ||
4731 | ofpbuf_init(&request, 0); | |
1636c761 | 4732 | if (ofpbuf_put_hex(&request, ctx->argv[2], NULL)[0] != '\0') { |
edd70aa7 BP |
4733 | ovs_fatal(0, "Trailing garbage in hex data"); |
4734 | } | |
6fd6ed71 | 4735 | if (request.size < sizeof(struct ofp_header)) { |
edd70aa7 BP |
4736 | ovs_fatal(0, "Request too short"); |
4737 | } | |
4738 | ||
6fd6ed71 PS |
4739 | oh = request.data; |
4740 | if (request.size != ntohs(oh->length)) { | |
edd70aa7 BP |
4741 | ovs_fatal(0, "Request size inconsistent"); |
4742 | } | |
4743 | ||
6fd6ed71 | 4744 | reply = ofperr_encode_reply(error, request.data); |
edd70aa7 BP |
4745 | ofpbuf_uninit(&request); |
4746 | ||
6fd6ed71 | 4747 | ovs_hex_dump(stdout, reply->data, reply->size, 0, false); |
edd70aa7 BP |
4748 | ofpbuf_delete(reply); |
4749 | } | |
4750 | ||
7080b4a2 BP |
4751 | /* Usage: |
4752 | * ofp-print HEXSTRING [VERBOSITY] | |
4753 | * ofp-print - [VERBOSITY] < HEXSTRING_FILE | |
4754 | * ofp-print --raw - [VERBOSITY] < RAW_FILE | |
8b227701 | 4755 | * |
7080b4a2 BP |
4756 | * Converts the hex digits in HEXSTRING into binary data, interpreting them as |
4757 | * an OpenFlow message, and prints the OpenFlow message on stdout, at VERBOSITY | |
4758 | * (level 2 by default). With -, hex data is read from HEXSTRING_FILE, and | |
4759 | * with --raw -, raw binary data is read from RAW_FILE. */ | |
fec00620 | 4760 | static void |
1636c761 | 4761 | ofctl_ofp_print(struct ovs_cmdl_context *ctx) |
fec00620 | 4762 | { |
396d492c | 4763 | int verbosity_ = ctx->argc > 2 ? atoi(ctx->argv[2]) : 2; |
8b227701 | 4764 | |
7080b4a2 BP |
4765 | struct ofpbuf packet; |
4766 | ofpbuf_init(&packet, 0); | |
8b227701 | 4767 | |
7080b4a2 BP |
4768 | char *buffer = NULL; |
4769 | if (!strcmp(ctx->argv[1], "-")) { | |
4770 | if (raw) { | |
4771 | for (;;) { | |
4772 | int c = getchar(); | |
4773 | if (c == EOF) { | |
4774 | break; | |
4775 | } | |
4776 | ofpbuf_put(&packet, &c, 1); | |
4777 | } | |
4778 | } else { | |
4779 | struct ds line = DS_EMPTY_INITIALIZER; | |
4780 | if (ds_get_line(&line, stdin)) { | |
4781 | VLOG_FATAL("Failed to read stdin"); | |
4782 | } | |
4783 | buffer = ds_steal_cstr(&line); | |
8b227701 | 4784 | } |
7080b4a2 BP |
4785 | } else { |
4786 | buffer = xstrdup(ctx->argv[1]); | |
8b227701 | 4787 | } |
7080b4a2 | 4788 | if (buffer && ofpbuf_put_hex(&packet, buffer, NULL)[0] != '\0') { |
fec00620 BP |
4789 | ovs_fatal(0, "trailing garbage following hex bytes"); |
4790 | } | |
7080b4a2 | 4791 | free(buffer); |
396d492c | 4792 | ofp_print(stdout, packet.data, packet.size, NULL, NULL, verbosity_); |
fec00620 BP |
4793 | ofpbuf_uninit(&packet); |
4794 | } | |
4795 | ||
681ea7a0 BP |
4796 | /* "encode-hello BITMAP...": Encodes each BITMAP as an OpenFlow hello message |
4797 | * and dumps each message in hex. */ | |
4798 | static void | |
1636c761 | 4799 | ofctl_encode_hello(struct ovs_cmdl_context *ctx) |
681ea7a0 | 4800 | { |
1636c761 | 4801 | uint32_t bitmap = strtol(ctx->argv[1], NULL, 0); |
681ea7a0 BP |
4802 | struct ofpbuf *hello; |
4803 | ||
4804 | hello = ofputil_encode_hello(bitmap); | |
6fd6ed71 | 4805 | ovs_hex_dump(stdout, hello->data, hello->size, 0, false); |
4bc938cc | 4806 | ofp_print(stdout, hello->data, hello->size, NULL, NULL, verbosity); |
681ea7a0 BP |
4807 | ofpbuf_delete(hello); |
4808 | } | |
4809 | ||
4a48cdfb BP |
4810 | static void |
4811 | ofctl_parse_key_value(struct ovs_cmdl_context *ctx) | |
4812 | { | |
4813 | for (size_t i = 1; i < ctx->argc; i++) { | |
4814 | char *s = ctx->argv[i]; | |
4815 | char *key, *value; | |
4816 | int j = 0; | |
4817 | while (ofputil_parse_key_value(&s, &key, &value)) { | |
4818 | if (j++) { | |
4819 | fputs(", ", stdout); | |
4820 | } | |
4821 | fputs(key, stdout); | |
4822 | if (value[0]) { | |
4823 | printf("=%s", value); | |
4824 | } | |
4825 | } | |
4826 | putchar('\n'); | |
4827 | } | |
4828 | } | |
4829 | ||
d060b8ab BP |
4830 | /* "compose-packet [--pcap] FLOW [L7]": Converts the OpenFlow flow |
4831 | * specification FLOW to a packet with flow_compose() and prints the hex bytes | |
4832 | * in the packet on stdout. Also verifies that the flow extracted from that | |
4833 | * packet matches the original FLOW. | |
4834 | * | |
4835 | * With --pcap, prints the packet to stdout instead as a pcap file, so that you | |
31bd820c BP |
4836 | * can do something like "ovs-ofctl --pcap compose-packet udp | tcpdump -vvvv |
4837 | * -r-" to use another tool to dump the packet contents. | |
d060b8ab BP |
4838 | * |
4839 | * If L7 is specified, draws the L7 payload data from it, otherwise defaults to | |
4840 | * 64 bytes of payload. */ | |
4841 | static void | |
4842 | ofctl_compose_packet(struct ovs_cmdl_context *ctx) | |
4843 | { | |
4844 | if (print_pcap && isatty(STDOUT_FILENO)) { | |
4845 | ovs_fatal(1, "not writing pcap data to stdout; redirect to a file " | |
4846 | "or pipe to tcpdump instead"); | |
4847 | } | |
4848 | ||
4849 | struct flow flow1; | |
4850 | char *error = parse_ofp_exact_flow(&flow1, NULL, NULL, ctx->argv[1], NULL); | |
4851 | if (error) { | |
4852 | ovs_fatal(0, "%s", error); | |
4853 | } | |
4854 | ||
4855 | struct dp_packet p; | |
4856 | memset(&p, 0, sizeof p); | |
4857 | dp_packet_init(&p, 0); | |
4858 | ||
4859 | void *l7 = NULL; | |
4860 | size_t l7_len = 64; | |
4861 | if (ctx->argc > 2) { | |
4862 | struct dp_packet payload; | |
4863 | memset(&payload, 0, sizeof payload); | |
4864 | dp_packet_init(&payload, 0); | |
4865 | if (dp_packet_put_hex(&payload, ctx->argv[2], NULL)[0] != '\0') { | |
4866 | ovs_fatal(0, "%s: trailing garbage in packet data", ctx->argv[2]); | |
4867 | } | |
4868 | l7_len = dp_packet_size(&payload); | |
4869 | l7 = dp_packet_steal_data(&payload); | |
4870 | } | |
4871 | flow_compose(&p, &flow1, l7, l7_len); | |
4872 | free(l7); | |
4873 | ||
4874 | if (print_pcap) { | |
b6e840ae MM |
4875 | struct pcap_file *p_file = ovs_pcap_stdout(); |
4876 | ovs_pcap_write_header(p_file); | |
4877 | ovs_pcap_write(p_file, &p); | |
4878 | ovs_pcap_close(p_file); | |
d060b8ab BP |
4879 | } else { |
4880 | ovs_hex_dump(stdout, dp_packet_data(&p), dp_packet_size(&p), 0, false); | |
4881 | } | |
4882 | ||
4883 | struct flow flow2; | |
4884 | flow_extract(&p, &flow2); | |
4885 | flow2.in_port.ofp_port = OFPP_ANY; | |
4886 | ||
4887 | dp_packet_uninit(&p); | |
4888 | ||
4889 | if (!flow_equal(&flow1, &flow2)) { | |
4890 | fprintf(stderr, "specified and extracted flows differ:\n"); | |
4891 | fputs("specified: ", stderr); | |
4892 | flow_print(stderr, &flow1, NULL); | |
4893 | fputs("\nextracted: ", stderr); | |
4894 | flow_print(stderr, &flow2, NULL); | |
4895 | exit(1); | |
4896 | } | |
4897 | } | |
4898 | ||
19041a09 BP |
4899 | /* "parse-packet" reads an Ethernet packet from stdin and prints it out its |
4900 | * extracted flow fields. */ | |
4901 | static void | |
4902 | ofctl_parse_packet(struct ovs_cmdl_context *ctx OVS_UNUSED) | |
4903 | { | |
4904 | char packet[65535]; | |
4905 | ssize_t size = read(STDIN_FILENO, packet, sizeof packet); | |
4906 | if (size < 0) { | |
4907 | ovs_fatal(errno, "failed to read packet from stdin"); | |
4908 | } | |
4909 | ||
4910 | /* Make a copy of the packet in allocated memory to better allow Valgrind | |
4911 | * and Address Sanitizer to catch out-of-range access. */ | |
4912 | void *packet_copy = xmemdup(packet, size); | |
4913 | ofp_print_packet(stdout, packet_copy, size, 0); | |
4914 | free(packet_copy); | |
4915 | } | |
4916 | ||
5f383751 | 4917 | static const struct ovs_cmdl_command all_commands[] = { |
451de37e | 4918 | { "show", "switch", |
1f4a7252 | 4919 | 1, 1, ofctl_show, OVS_RO }, |
451de37e | 4920 | { "monitor", "switch [misslen] [invalid_ttl] [watch:[...]]", |
1f4a7252 | 4921 | 1, 3, ofctl_monitor, OVS_RO }, |
451de37e | 4922 | { "snoop", "switch", |
1f4a7252 | 4923 | 1, 1, ofctl_snoop, OVS_RO }, |
451de37e | 4924 | { "dump-desc", "switch", |
1f4a7252 | 4925 | 1, 1, ofctl_dump_desc, OVS_RO }, |
451de37e | 4926 | { "dump-tables", "switch", |
1f4a7252 | 4927 | 1, 1, ofctl_dump_tables, OVS_RO }, |
451de37e | 4928 | { "dump-table-features", "switch", |
1f4a7252 | 4929 | 1, 1, ofctl_dump_table_features, OVS_RO }, |
03c72922 | 4930 | { "dump-table-desc", "switch", |
1f4a7252 | 4931 | 1, 1, ofctl_dump_table_desc, OVS_RO }, |
451de37e | 4932 | { "dump-flows", "switch", |
1f4a7252 | 4933 | 1, 2, ofctl_dump_flows, OVS_RO }, |
451de37e | 4934 | { "dump-aggregate", "switch", |
1f4a7252 | 4935 | 1, 2, ofctl_dump_aggregate, OVS_RO }, |
451de37e | 4936 | { "queue-stats", "switch [port [queue]]", |
1f4a7252 | 4937 | 1, 3, ofctl_queue_stats, OVS_RO }, |
e016fb63 | 4938 | { "queue-get-config", "switch [port [queue]]", |
1f4a7252 | 4939 | 1, 3, ofctl_queue_get_config, OVS_RO }, |
451de37e | 4940 | { "add-flow", "switch flow", |
1f4a7252 | 4941 | 2, 2, ofctl_add_flow, OVS_RW }, |
451de37e | 4942 | { "add-flows", "switch file", |
1f4a7252 | 4943 | 2, 2, ofctl_add_flows, OVS_RW }, |
451de37e | 4944 | { "mod-flows", "switch flow", |
1f4a7252 | 4945 | 2, 2, ofctl_mod_flows, OVS_RW }, |
451de37e | 4946 | { "del-flows", "switch [flow]", |
1f4a7252 | 4947 | 1, 2, ofctl_del_flows, OVS_RW }, |
451de37e | 4948 | { "replace-flows", "switch file", |
1f4a7252 | 4949 | 2, 2, ofctl_replace_flows, OVS_RW }, |
451de37e | 4950 | { "diff-flows", "source1 source2", |
1f4a7252 | 4951 | 2, 2, ofctl_diff_flows, OVS_RW }, |
451de37e | 4952 | { "add-meter", "switch meter", |
1f4a7252 | 4953 | 2, 2, ofctl_add_meter, OVS_RW }, |
451de37e | 4954 | { "mod-meter", "switch meter", |
1f4a7252 | 4955 | 2, 2, ofctl_mod_meter, OVS_RW }, |
451de37e | 4956 | { "del-meter", "switch meter", |
04f803fd | 4957 | 1, 2, ofctl_del_meters, OVS_RW }, |
451de37e | 4958 | { "del-meters", "switch", |
04f803fd | 4959 | 1, 2, ofctl_del_meters, OVS_RW }, |
451de37e | 4960 | { "dump-meter", "switch meter", |
04f803fd | 4961 | 1, 2, ofctl_dump_meters, OVS_RO }, |
451de37e | 4962 | { "dump-meters", "switch", |
04f803fd | 4963 | 1, 2, ofctl_dump_meters, OVS_RO }, |
451de37e | 4964 | { "meter-stats", "switch [meter]", |
1f4a7252 | 4965 | 1, 2, ofctl_meter_stats, OVS_RO }, |
451de37e | 4966 | { "meter-features", "switch", |
1f4a7252 | 4967 | 1, 1, ofctl_meter_features, OVS_RO }, |
6dd3c787 JR |
4968 | { "packet-out", "switch \"in_port=<port> packet=<hex data> actions=...\"", |
4969 | 2, INT_MAX, ofctl_packet_out, OVS_RW }, | |
451de37e | 4970 | { "dump-ports", "switch [port]", |
1f4a7252 | 4971 | 1, 2, ofctl_dump_ports, OVS_RO }, |
451de37e | 4972 | { "dump-ports-desc", "switch [port]", |
1f4a7252 | 4973 | 1, 2, ofctl_dump_ports_desc, OVS_RO }, |
451de37e | 4974 | { "mod-port", "switch iface act", |
1f4a7252 | 4975 | 3, 3, ofctl_mod_port, OVS_RW }, |
451de37e | 4976 | { "mod-table", "switch mod", |
1f4a7252 | 4977 | 3, 3, ofctl_mod_table, OVS_RW }, |
451de37e | 4978 | { "get-frags", "switch", |
1f4a7252 | 4979 | 1, 1, ofctl_get_frags, OVS_RO }, |
451de37e | 4980 | { "set-frags", "switch frag_mode", |
1f4a7252 | 4981 | 2, 2, ofctl_set_frags, OVS_RW }, |
451de37e | 4982 | { "probe", "target", |
1f4a7252 | 4983 | 1, 1, ofctl_probe, OVS_RO }, |
451de37e | 4984 | { "ping", "target [n]", |
1f4a7252 | 4985 | 1, 2, ofctl_ping, OVS_RO }, |
451de37e | 4986 | { "benchmark", "target n count", |
1f4a7252 | 4987 | 3, 3, ofctl_benchmark, OVS_RO }, |
451de37e | 4988 | |
fb8f22c1 | 4989 | { "dump-ipfix-bridge", "switch", |
1f4a7252 | 4990 | 1, 1, ofctl_dump_ipfix_bridge, OVS_RO }, |
fb8f22c1 | 4991 | { "dump-ipfix-flow", "switch", |
1f4a7252 | 4992 | 1, 1, ofctl_dump_ipfix_flow, OVS_RO }, |
fb8f22c1 | 4993 | |
2a7c4805 JP |
4994 | { "ct-flush-zone", "switch zone", |
4995 | 2, 2, ofctl_ct_flush_zone, OVS_RO }, | |
4996 | ||
451de37e | 4997 | { "ofp-parse", "file", |
1f4a7252 | 4998 | 1, 1, ofctl_ofp_parse, OVS_RW }, |
451de37e | 4999 | { "ofp-parse-pcap", "pcap", |
1f4a7252 | 5000 | 1, INT_MAX, ofctl_ofp_parse_pcap, OVS_RW }, |
451de37e AW |
5001 | |
5002 | { "add-group", "switch group", | |
1f4a7252 | 5003 | 1, 2, ofctl_add_group, OVS_RW }, |
451de37e | 5004 | { "add-groups", "switch file", |
1f4a7252 | 5005 | 1, 2, ofctl_add_groups, OVS_RW }, |
451de37e | 5006 | { "mod-group", "switch group", |
1f4a7252 | 5007 | 1, 2, ofctl_mod_group, OVS_RW }, |
451de37e | 5008 | { "del-groups", "switch [group]", |
1f4a7252 | 5009 | 1, 2, ofctl_del_groups, OVS_RW }, |
bdbb8426 | 5010 | { "insert-buckets", "switch [group]", |
1f4a7252 | 5011 | 1, 2, ofctl_insert_bucket, OVS_RW }, |
bdbb8426 | 5012 | { "remove-buckets", "switch [group]", |
1f4a7252 | 5013 | 1, 2, ofctl_remove_bucket, OVS_RW }, |
451de37e | 5014 | { "dump-groups", "switch [group]", |
1f4a7252 | 5015 | 1, 2, ofctl_dump_group_desc, OVS_RO }, |
451de37e | 5016 | { "dump-group-stats", "switch [group]", |
1f4a7252 | 5017 | 1, 2, ofctl_dump_group_stats, OVS_RO }, |
451de37e | 5018 | { "dump-group-features", "switch", |
1f4a7252 | 5019 | 1, 1, ofctl_dump_group_features, OVS_RO }, |
25070e04 JR |
5020 | |
5021 | { "bundle", "switch file", | |
1f4a7252 | 5022 | 2, 2, ofctl_bundle, OVS_RW }, |
25070e04 | 5023 | |
4e548ad9 | 5024 | { "add-tlv-map", "switch map", |
1f4a7252 | 5025 | 2, 2, ofctl_add_tlv_map, OVS_RO }, |
4e548ad9 | 5026 | { "del-tlv-map", "switch [map]", |
1f4a7252 | 5027 | 1, 2, ofctl_del_tlv_map, OVS_RO }, |
4e548ad9 | 5028 | { "dump-tlv-map", "switch", |
1f4a7252 RM |
5029 | 1, 1, ofctl_dump_tlv_map, OVS_RO }, |
5030 | { "help", NULL, 0, INT_MAX, ofctl_help, OVS_RO }, | |
5031 | { "list-commands", NULL, 0, INT_MAX, ofctl_list_commands, OVS_RO }, | |
09246b99 BP |
5032 | |
5033 | /* Undocumented commands for testing. */ | |
1f4a7252 RM |
5034 | { "parse-flow", NULL, 1, 1, ofctl_parse_flow, OVS_RW }, |
5035 | { "parse-flows", NULL, 1, 1, ofctl_parse_flows, OVS_RW }, | |
5036 | { "parse-nx-match", NULL, 0, 0, ofctl_parse_nxm, OVS_RW }, | |
5037 | { "parse-nxm", NULL, 0, 0, ofctl_parse_nxm, OVS_RW }, | |
5038 | { "parse-oxm", NULL, 1, 1, ofctl_parse_oxm, OVS_RW }, | |
5039 | { "parse-actions", NULL, 1, 1, ofctl_parse_actions, OVS_RW }, | |
5040 | { "parse-instructions", NULL, 1, 1, ofctl_parse_instructions, OVS_RW }, | |
5041 | { "parse-ofp10-match", NULL, 0, 0, ofctl_parse_ofp10_match, OVS_RW }, | |
5042 | { "parse-ofp11-match", NULL, 0, 0, ofctl_parse_ofp11_match, OVS_RW }, | |
5043 | { "parse-pcap", NULL, 1, INT_MAX, ofctl_parse_pcap, OVS_RW }, | |
5044 | { "check-vlan", NULL, 2, 2, ofctl_check_vlan, OVS_RW }, | |
5045 | { "print-error", NULL, 1, 1, ofctl_print_error, OVS_RW }, | |
5046 | { "encode-error-reply", NULL, 2, 2, ofctl_encode_error_reply, OVS_RW }, | |
5047 | { "ofp-print", NULL, 1, 2, ofctl_ofp_print, OVS_RW }, | |
5048 | { "encode-hello", NULL, 1, 1, ofctl_encode_hello, OVS_RW }, | |
5049 | { "parse-key-value", NULL, 1, INT_MAX, ofctl_parse_key_value, OVS_RW }, | |
d060b8ab | 5050 | { "compose-packet", NULL, 1, 2, ofctl_compose_packet, OVS_RO }, |
19041a09 | 5051 | { "parse-packet", NULL, 0, 0, ofctl_parse_packet, OVS_RO }, |
1f4a7252 RM |
5052 | |
5053 | { NULL, NULL, 0, 0, NULL, OVS_RO }, | |
064af421 | 5054 | }; |
3815d6c2 | 5055 | |
5f383751 | 5056 | static const struct ovs_cmdl_command *get_all_commands(void) |
3815d6c2 LS |
5057 | { |
5058 | return all_commands; | |
5059 | } |