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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" |
d271907f BW |
50 | #include "openvswitch/ofp-errors.h" |
51 | #include "openvswitch/ofp-msgs.h" | |
25d436fb | 52 | #include "openvswitch/ofp-print.h" |
d271907f BW |
53 | #include "openvswitch/ofp-util.h" |
54 | #include "openvswitch/ofp-parse.h" | |
55 | #include "openvswitch/ofpbuf.h" | |
50f96b10 | 56 | #include "openvswitch/shash.h" |
d271907f BW |
57 | #include "openvswitch/vconn.h" |
58 | #include "openvswitch/vlog.h" | |
0c3d5fc8 | 59 | #include "packets.h" |
14249c02 | 60 | #include "pcap-file.h" |
fd016ae3 | 61 | #include "openvswitch/poll-loop.h" |
064af421 | 62 | #include "random.h" |
b598f214 | 63 | #include "sort.h" |
fe55ad15 | 64 | #include "stream-ssl.h" |
c3f25389 | 65 | #include "socket-util.h" |
064af421 | 66 | #include "timeval.h" |
1eb85ef5 | 67 | #include "unixctl.h" |
064af421 | 68 | #include "util.h" |
064af421 | 69 | |
d98e6007 | 70 | VLOG_DEFINE_THIS_MODULE(ofctl); |
064af421 | 71 | |
06d4d4b6 JR |
72 | /* --bundle: Use OpenFlow 1.3+ bundle for making the flow table change atomic. |
73 | * NOTE: If OpenFlow 1.3 or higher is not selected with the '-O' option, | |
74 | * OpenFlow 1.4 will be implicitly selected. Also the flow mod will use | |
75 | * OpenFlow 1.4, so the semantics may be different (see the comment in | |
76 | * parse_options() for details). | |
db5076ee JR |
77 | */ |
78 | static bool bundle = false; | |
79 | ||
20174b74 QM |
80 | /* --color: Use color markers. */ |
81 | static bool enable_color; | |
82 | ||
1f4a7252 RM |
83 | /* --read-only: Do not execute read only commands. */ |
84 | static bool read_only; | |
85 | ||
102ce766 EJ |
86 | /* --strict: Use strict matching for flow mod commands? Additionally governs |
87 | * use of nx_pull_match() instead of nx_pull_match_loose() in parse-nx-match. | |
88 | */ | |
675febfa | 89 | static bool strict; |
064af421 | 90 | |
88b87a36 JS |
91 | /* --may-create: If true, the mod-group command creates a group that does not |
92 | * yet exist; otherwise, such a command has no effect. */ | |
93 | static bool may_create; | |
94 | ||
96989efc | 95 | /* --readd: If true, on replace-flows, re-add even flows that have not changed |
c4ea79bf BP |
96 | * (to reset flow counters). */ |
97 | static bool readd; | |
98 | ||
27527aa0 BP |
99 | /* -F, --flow-format: Allowed protocols. By default, any protocol is |
100 | * allowed. */ | |
101 | static enum ofputil_protocol allowed_protocols = OFPUTIL_P_ANY; | |
88ca35ee | 102 | |
54834960 EJ |
103 | /* -P, --packet-in-format: Packet IN format to use in monitor and snoop |
104 | * commands. Either one of NXPIF_* to force a particular packet_in format, or | |
105 | * -1 to let ovs-ofctl choose the default. */ | |
106 | static int preferred_packet_in_format = -1; | |
107 | ||
4f564f8d BP |
108 | /* -m, --more: Additional verbosity for ofp-print functions. */ |
109 | static int verbosity; | |
110 | ||
0c9560b7 BP |
111 | /* --timestamp: Print a timestamp before each received packet on "monitor" and |
112 | * "snoop" command? */ | |
113 | static bool timestamp; | |
114 | ||
19945013 BP |
115 | /* --unixctl-path: Path to use for unixctl server, for "monitor" and "snoop" |
116 | commands. */ | |
117 | static char *unixctl_path; | |
118 | ||
bdcc5925 BP |
119 | /* --sort, --rsort: Sort order. */ |
120 | enum sort_order { SORT_ASC, SORT_DESC }; | |
121 | struct sort_criterion { | |
122 | const struct mf_field *field; /* NULL means to sort by priority. */ | |
123 | enum sort_order order; | |
124 | }; | |
125 | static struct sort_criterion *criteria; | |
126 | static size_t n_criteria, allocated_criteria; | |
127 | ||
50f96b10 BP |
128 | /* --names, --no-names: Show port names in output and accept port numbers in |
129 | * input. (When neither is specified, the default is to accept port numbers | |
130 | * but, for backward compatibility, not to show them unless this is an | |
131 | * interactive console session.) */ | |
132 | static int use_port_names = -1; | |
133 | static const struct ofputil_port_map *ports_to_accept(const char *vconn_name); | |
134 | static const struct ofputil_port_map *ports_to_show(const char *vconn_name); | |
135 | static bool should_accept_ports(void); | |
136 | static bool should_show_ports(void); | |
137 | ||
1b3758c3 BP |
138 | /* --stats, --no-stats: Show statistics in flow dumps? */ |
139 | static int show_stats = 1; | |
140 | ||
d060b8ab BP |
141 | /* --pcap: Makes "compose-packet" print a pcap on stdout. */ |
142 | static int print_pcap = 0; | |
143 | ||
5f383751 | 144 | static const struct ovs_cmdl_command *get_all_commands(void); |
064af421 | 145 | |
cab50449 | 146 | OVS_NO_RETURN static void usage(void); |
675febfa | 147 | static void parse_options(int argc, char *argv[]); |
064af421 | 148 | |
675febfa BP |
149 | int |
150 | main(int argc, char *argv[]) | |
064af421 | 151 | { |
1636c761 | 152 | struct ovs_cmdl_context ctx = { .argc = 0, }; |
064af421 | 153 | set_program_name(argv[0]); |
5e3ee29d | 154 | service_start(&argc, &argv); |
675febfa | 155 | parse_options(argc, argv); |
8a777cf6 | 156 | fatal_ignore_sigpipe(); |
1636c761 RB |
157 | ctx.argc = argc - optind; |
158 | ctx.argv = argv + optind; | |
e91b927d AZ |
159 | |
160 | daemon_become_new_user(false); | |
1f4a7252 RM |
161 | if (read_only) { |
162 | ovs_cmdl_run_command_read_only(&ctx, get_all_commands()); | |
163 | } else { | |
164 | ovs_cmdl_run_command(&ctx, get_all_commands()); | |
165 | } | |
064af421 BP |
166 | return 0; |
167 | } | |
168 | ||
bdcc5925 BP |
169 | static void |
170 | add_sort_criterion(enum sort_order order, const char *field) | |
171 | { | |
172 | struct sort_criterion *sc; | |
173 | ||
174 | if (n_criteria >= allocated_criteria) { | |
175 | criteria = x2nrealloc(criteria, &allocated_criteria, sizeof *criteria); | |
176 | } | |
177 | ||
178 | sc = &criteria[n_criteria++]; | |
179 | if (!field || !strcasecmp(field, "priority")) { | |
180 | sc->field = NULL; | |
181 | } else { | |
182 | sc->field = mf_from_name(field); | |
183 | if (!sc->field) { | |
184 | ovs_fatal(0, "%s: unknown field name", field); | |
185 | } | |
186 | } | |
187 | sc->order = order; | |
188 | } | |
189 | ||
064af421 | 190 | static void |
675febfa | 191 | parse_options(int argc, char *argv[]) |
064af421 BP |
192 | { |
193 | enum { | |
87c84891 | 194 | OPT_STRICT = UCHAR_MAX + 1, |
c4ea79bf | 195 | OPT_READD, |
0c9560b7 | 196 | OPT_TIMESTAMP, |
bdcc5925 BP |
197 | OPT_SORT, |
198 | OPT_RSORT, | |
19945013 | 199 | OPT_UNIXCTL, |
db5076ee | 200 | OPT_BUNDLE, |
20174b74 | 201 | OPT_COLOR, |
88b87a36 | 202 | OPT_MAY_CREATE, |
1f4a7252 | 203 | OPT_READ_ONLY, |
1eb85ef5 | 204 | DAEMON_OPTION_ENUMS, |
a53a8efa | 205 | OFP_VERSION_OPTION_ENUMS, |
e18a1d08 ER |
206 | VLOG_OPTION_ENUMS, |
207 | SSL_OPTION_ENUMS, | |
064af421 | 208 | }; |
07fc4ed3 | 209 | static const struct option long_options[] = { |
e3c17733 BP |
210 | {"timeout", required_argument, NULL, 't'}, |
211 | {"strict", no_argument, NULL, OPT_STRICT}, | |
c4ea79bf | 212 | {"readd", no_argument, NULL, OPT_READD}, |
e3c17733 | 213 | {"flow-format", required_argument, NULL, 'F'}, |
54834960 | 214 | {"packet-in-format", required_argument, NULL, 'P'}, |
e3c17733 | 215 | {"more", no_argument, NULL, 'm'}, |
0c9560b7 | 216 | {"timestamp", no_argument, NULL, OPT_TIMESTAMP}, |
bdcc5925 BP |
217 | {"sort", optional_argument, NULL, OPT_SORT}, |
218 | {"rsort", optional_argument, NULL, OPT_RSORT}, | |
50f96b10 BP |
219 | {"names", no_argument, &use_port_names, 1}, |
220 | {"no-names", no_argument, &use_port_names, 0}, | |
1b3758c3 BP |
221 | {"stats", no_argument, &show_stats, 1}, |
222 | {"no-stats", no_argument, &show_stats, 0}, | |
19945013 | 223 | {"unixctl", required_argument, NULL, OPT_UNIXCTL}, |
e3c17733 | 224 | {"help", no_argument, NULL, 'h'}, |
66fa2c88 | 225 | {"option", no_argument, NULL, 'o'}, |
db5076ee | 226 | {"bundle", no_argument, NULL, OPT_BUNDLE}, |
20174b74 | 227 | {"color", optional_argument, NULL, OPT_COLOR}, |
88b87a36 | 228 | {"may-create", no_argument, NULL, OPT_MAY_CREATE}, |
d060b8ab | 229 | {"pcap", no_argument, &print_pcap, 1}, |
1f4a7252 | 230 | {"read-only", no_argument, NULL, OPT_READ_ONLY}, |
1eb85ef5 | 231 | DAEMON_LONG_OPTIONS, |
a53a8efa | 232 | OFP_VERSION_LONG_OPTIONS, |
87c84891 | 233 | VLOG_LONG_OPTIONS, |
bf8f2167 | 234 | STREAM_SSL_LONG_OPTIONS, |
e3c17733 | 235 | {NULL, 0, NULL, 0}, |
064af421 | 236 | }; |
5f383751 | 237 | char *short_options = ovs_cmdl_long_options_to_short_options(long_options); |
37923ac7 BP |
238 | uint32_t versions; |
239 | enum ofputil_protocol version_protocols; | |
064af421 | 240 | |
6dc53744 BP |
241 | /* For now, ovs-ofctl only enables OpenFlow 1.0 by default. This is |
242 | * because ovs-ofctl implements command such as "add-flow" as raw OpenFlow | |
243 | * requests, but those requests have subtly different semantics in | |
244 | * different OpenFlow versions. For example: | |
245 | * | |
246 | * - In OpenFlow 1.0, a "mod-flow" operation that does not find any | |
247 | * existing flow to modify adds a new flow. | |
248 | * | |
249 | * - In OpenFlow 1.1, a "mod-flow" operation that does not find any | |
250 | * existing flow to modify adds a new flow, but only if the mod-flow | |
251 | * did not match on the flow cookie. | |
252 | * | |
253 | * - In OpenFlow 1.2 and a later, a "mod-flow" operation never adds a | |
254 | * new flow. | |
255 | */ | |
256 | set_allowed_ofp_versions("OpenFlow10"); | |
257 | ||
064af421 BP |
258 | for (;;) { |
259 | unsigned long int timeout; | |
260 | int c; | |
261 | ||
262 | c = getopt_long(argc, argv, short_options, long_options, NULL); | |
263 | if (c == -1) { | |
264 | break; | |
265 | } | |
266 | ||
267 | switch (c) { | |
268 | case 't': | |
269 | timeout = strtoul(optarg, NULL, 10); | |
270 | if (timeout <= 0) { | |
271 | ovs_fatal(0, "value %s on -t or --timeout is not at least 1", | |
272 | optarg); | |
273 | } else { | |
274 | time_alarm(timeout); | |
275 | } | |
276 | break; | |
277 | ||
88ca35ee | 278 | case 'F': |
27527aa0 BP |
279 | allowed_protocols = ofputil_protocols_from_string(optarg); |
280 | if (!allowed_protocols) { | |
281 | ovs_fatal(0, "%s: invalid flow format(s)", optarg); | |
88ca35ee BP |
282 | } |
283 | break; | |
284 | ||
54834960 EJ |
285 | case 'P': |
286 | preferred_packet_in_format = | |
287 | ofputil_packet_in_format_from_string(optarg); | |
288 | if (preferred_packet_in_format < 0) { | |
289 | ovs_fatal(0, "unknown packet-in format `%s'", optarg); | |
290 | } | |
291 | break; | |
292 | ||
4f564f8d BP |
293 | case 'm': |
294 | verbosity++; | |
295 | break; | |
296 | ||
064af421 BP |
297 | case 'h': |
298 | usage(); | |
299 | ||
66fa2c88 | 300 | case 'o': |
5f383751 | 301 | ovs_cmdl_print_options(long_options); |
66fa2c88 AW |
302 | exit(EXIT_SUCCESS); |
303 | ||
db5076ee JR |
304 | case OPT_BUNDLE: |
305 | bundle = true; | |
306 | break; | |
307 | ||
064af421 | 308 | case OPT_STRICT: |
675febfa | 309 | strict = true; |
064af421 BP |
310 | break; |
311 | ||
1f4a7252 RM |
312 | case OPT_READ_ONLY: |
313 | read_only = true; | |
314 | break; | |
315 | ||
c4ea79bf BP |
316 | case OPT_READD: |
317 | readd = true; | |
318 | break; | |
319 | ||
0c9560b7 BP |
320 | case OPT_TIMESTAMP: |
321 | timestamp = true; | |
322 | break; | |
323 | ||
bdcc5925 BP |
324 | case OPT_SORT: |
325 | add_sort_criterion(SORT_ASC, optarg); | |
326 | break; | |
327 | ||
328 | case OPT_RSORT: | |
329 | add_sort_criterion(SORT_DESC, optarg); | |
330 | break; | |
331 | ||
19945013 BP |
332 | case OPT_UNIXCTL: |
333 | unixctl_path = optarg; | |
334 | break; | |
335 | ||
20174b74 QM |
336 | case OPT_COLOR: |
337 | if (optarg) { | |
338 | if (!strcasecmp(optarg, "always") | |
339 | || !strcasecmp(optarg, "yes") | |
340 | || !strcasecmp(optarg, "force")) { | |
341 | enable_color = true; | |
342 | } else if (!strcasecmp(optarg, "never") | |
343 | || !strcasecmp(optarg, "no") | |
344 | || !strcasecmp(optarg, "none")) { | |
345 | enable_color = false; | |
346 | } else if (!strcasecmp(optarg, "auto") | |
347 | || !strcasecmp(optarg, "tty") | |
348 | || !strcasecmp(optarg, "if-tty")) { | |
349 | /* Determine whether we need colors, i.e. whether standard | |
350 | * output is a tty. */ | |
351 | enable_color = is_stdout_a_tty(); | |
352 | } else { | |
353 | ovs_fatal(0, "incorrect value `%s' for --color", optarg); | |
354 | } | |
355 | } else { | |
356 | enable_color = is_stdout_a_tty(); | |
357 | } | |
358 | break; | |
359 | ||
88b87a36 JS |
360 | case OPT_MAY_CREATE: |
361 | may_create = true; | |
362 | break; | |
363 | ||
1eb85ef5 | 364 | DAEMON_OPTION_HANDLERS |
a53a8efa | 365 | OFP_VERSION_OPTION_HANDLERS |
87c84891 | 366 | VLOG_OPTION_HANDLERS |
fe55ad15 | 367 | STREAM_SSL_OPTION_HANDLERS |
064af421 BP |
368 | |
369 | case '?': | |
370 | exit(EXIT_FAILURE); | |
371 | ||
50f96b10 BP |
372 | case 0: |
373 | break; | |
374 | ||
064af421 BP |
375 | default: |
376 | abort(); | |
377 | } | |
378 | } | |
bdcc5925 BP |
379 | |
380 | if (n_criteria) { | |
381 | /* Always do a final sort pass based on priority. */ | |
382 | add_sort_criterion(SORT_DESC, "priority"); | |
383 | } | |
384 | ||
064af421 | 385 | free(short_options); |
37923ac7 | 386 | |
db5076ee | 387 | /* Implicit OpenFlow 1.4 with the '--bundle' option. */ |
06d4d4b6 JR |
388 | if (bundle && !(get_allowed_ofp_versions() & |
389 | ofputil_protocols_to_version_bitmap(OFPUTIL_P_OF13_UP))) { | |
db5076ee JR |
390 | /* Add implicit allowance for OpenFlow 1.4. */ |
391 | add_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
392 | OFPUTIL_P_OF14_OXM)); | |
06d4d4b6 | 393 | /* Remove all versions that do not support bundles. */ |
5f8c05ad | 394 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( |
06d4d4b6 | 395 | OFPUTIL_P_OF13_UP)); |
db5076ee | 396 | } |
37923ac7 BP |
397 | versions = get_allowed_ofp_versions(); |
398 | version_protocols = ofputil_protocols_from_version_bitmap(versions); | |
399 | if (!(allowed_protocols & version_protocols)) { | |
400 | char *protocols = ofputil_protocols_to_string(allowed_protocols); | |
401 | struct ds version_s = DS_EMPTY_INITIALIZER; | |
402 | ||
403 | ofputil_format_version_bitmap_names(&version_s, versions); | |
404 | ovs_fatal(0, "None of the enabled OpenFlow versions (%s) supports " | |
405 | "any of the enabled flow formats (%s). (Use -O to enable " | |
406 | "additional OpenFlow versions or -F to enable additional " | |
407 | "flow formats.)", ds_cstr(&version_s), protocols); | |
408 | } | |
409 | allowed_protocols &= version_protocols; | |
410 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
411 | allowed_protocols)); | |
ef7b593b QM |
412 | |
413 | colors_init(enable_color); | |
064af421 BP |
414 | } |
415 | ||
416 | static void | |
417 | usage(void) | |
418 | { | |
419 | printf("%s: OpenFlow switch management utility\n" | |
420 | "usage: %s [OPTIONS] COMMAND [ARG...]\n" | |
421 | "\nFor OpenFlow switches:\n" | |
422 | " show SWITCH show OpenFlow information\n" | |
064af421 BP |
423 | " dump-desc SWITCH print switch description\n" |
424 | " dump-tables SWITCH print table stats\n" | |
5deff5aa | 425 | " dump-table-features SWITCH print table features\n" |
03c72922 | 426 | " dump-table-desc SWITCH print table description (OF1.4+)\n" |
064af421 | 427 | " mod-port SWITCH IFACE ACT modify port behavior\n" |
918f2b82 | 428 | " mod-table SWITCH MOD modify flow table behavior\n" |
82c22d34 | 429 | " OF1.1/1.2 MOD: controller, continue, drop\n" |
de7d3c07 | 430 | " OF1.4+ MOD: evict, noevict, vacancy:low,high, novacancy\n" |
7257b535 BP |
431 | " get-frags SWITCH print fragment handling behavior\n" |
432 | " set-frags SWITCH FRAG_MODE set fragment handling behavior\n" | |
82c22d34 | 433 | " FRAG_MODE: normal, drop, reassemble, nx-match\n" |
abaad8cf | 434 | " dump-ports SWITCH [PORT] print port statistics\n" |
70ae4f93 | 435 | " dump-ports-desc SWITCH [PORT] print port descriptions\n" |
064af421 BP |
436 | " dump-flows SWITCH print all flow entries\n" |
437 | " dump-flows SWITCH FLOW print matching FLOWs\n" | |
438 | " dump-aggregate SWITCH print aggregate flow statistics\n" | |
439 | " dump-aggregate SWITCH FLOW print aggregate stats for FLOWs\n" | |
d2805da2 | 440 | " queue-stats SWITCH [PORT [QUEUE]] dump queue stats\n" |
064af421 BP |
441 | " add-flow SWITCH FLOW add flow described by FLOW\n" |
442 | " add-flows SWITCH FILE add flows from FILE\n" | |
443 | " mod-flows SWITCH FLOW modify actions of matching FLOWs\n" | |
444 | " del-flows SWITCH [FLOW] delete matching FLOWs\n" | |
5ff660c6 | 445 | " replace-flows SWITCH FILE replace flows with those in FILE\n" |
1dac118c | 446 | " diff-flows SOURCE1 SOURCE2 compare flows from two sources\n" |
0c3d5fc8 BP |
447 | " packet-out SWITCH IN_PORT ACTIONS PACKET...\n" |
448 | " execute ACTIONS on PACKET\n" | |
2b07c8b1 | 449 | " monitor SWITCH [MISSLEN] [invalid_ttl] [watch:[...]]\n" |
1dac118c BP |
450 | " print packets received from SWITCH\n" |
451 | " snoop SWITCH snoop on SWITCH and its controller\n" | |
7395c052 | 452 | " add-group SWITCH GROUP add group described by GROUP\n" |
bdcca615 | 453 | " add-groups SWITCH FILE add group from FILE\n" |
88b87a36 | 454 | " [--may-create] mod-group SWITCH GROUP modify specific group\n" |
7395c052 | 455 | " del-groups SWITCH [GROUP] delete matching GROUPs\n" |
bdbb8426 SH |
456 | " insert-buckets SWITCH [GROUP] add buckets to GROUP\n" |
457 | " remove-buckets SWITCH [GROUP] remove buckets from GROUP\n" | |
7395c052 | 458 | " dump-group-features SWITCH print group features\n" |
19187a71 | 459 | " dump-groups SWITCH [GROUP] print group description\n" |
7395c052 | 460 | " dump-group-stats SWITCH [GROUP] print group statistics\n" |
56085be5 | 461 | " queue-get-config SWITCH [PORT] print queue config for PORT\n" |
3200ed58 JR |
462 | " add-meter SWITCH METER add meter described by METER\n" |
463 | " mod-meter SWITCH METER modify specific METER\n" | |
464 | " del-meter SWITCH METER delete METER\n" | |
465 | " del-meters SWITCH delete all meters\n" | |
466 | " dump-meter SWITCH METER print METER configuration\n" | |
467 | " dump-meters SWITCH print all meter configuration\n" | |
468 | " meter-stats SWITCH [METER] print meter statistics\n" | |
469 | " meter-features SWITCH print meter features\n" | |
4e548ad9 ML |
470 | " add-tlv-map SWITCH MAP add TLV option MAPpings\n" |
471 | " del-tlv-map SWITCH [MAP] delete TLV option MAPpings\n" | |
472 | " dump-tlv-map SWITCH print TLV option mappings\n" | |
fb8f22c1 BY |
473 | " dump-ipfix-bridge SWITCH print ipfix stats of bridge\n" |
474 | " dump-ipfix-flow SWITCH print flow ipfix of a bridge\n" | |
2a7c4805 | 475 | " ct-flush-zone SWITCH ZONE flush conntrack entries in ZONE\n" |
064af421 | 476 | "\nFor OpenFlow switches and controllers:\n" |
2daadadd BP |
477 | " probe TARGET probe whether TARGET is up\n" |
478 | " ping TARGET [N] latency of N-byte echos\n" | |
479 | " benchmark TARGET N COUNT bandwidth of COUNT N-byte echos\n" | |
1ac0e975 BP |
480 | "SWITCH or TARGET is an active OpenFlow connection method.\n" |
481 | "\nOther commands:\n" | |
f3dd1419 BP |
482 | " ofp-parse FILE print messages read from FILE\n" |
483 | " ofp-parse-pcap PCAP print OpenFlow read from PCAP\n", | |
064af421 BP |
484 | program_name, program_name); |
485 | vconn_usage(true, false, false); | |
1eb85ef5 | 486 | daemon_usage(); |
a53a8efa | 487 | ofp_version_usage(); |
064af421 BP |
488 | vlog_usage(); |
489 | printf("\nOther options:\n" | |
490 | " --strict use strict match for flow commands\n" | |
1f4a7252 | 491 | " --read-only do not execute read/write commands\n" |
c4ea79bf | 492 | " --readd replace flows that haven't changed\n" |
88ca35ee | 493 | " -F, --flow-format=FORMAT force particular flow format\n" |
54834960 | 494 | " -P, --packet-in-format=FRMT force particular packet in format\n" |
4f564f8d | 495 | " -m, --more be more verbose printing OpenFlow\n" |
0c9560b7 | 496 | " --timestamp (monitor, snoop) print timestamps\n" |
064af421 | 497 | " -t, --timeout=SECS give up after SECS seconds\n" |
bdcc5925 BP |
498 | " --sort[=field] sort in ascending order\n" |
499 | " --rsort[=field] sort in descending order\n" | |
50f96b10 | 500 | " --names show port names instead of numbers\n" |
19945013 | 501 | " --unixctl=SOCKET set control socket name\n" |
20174b74 | 502 | " --color[=always|never|auto] control use of color in output\n" |
064af421 BP |
503 | " -h, --help display this help message\n" |
504 | " -V, --version display version information\n"); | |
505 | exit(EXIT_SUCCESS); | |
506 | } | |
507 | ||
1eb85ef5 EJ |
508 | static void |
509 | ofctl_exit(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
510 | const char *argv[] OVS_UNUSED, void *exiting_) | |
511 | { | |
512 | bool *exiting = exiting_; | |
513 | *exiting = true; | |
bde9f75d | 514 | unixctl_command_reply(conn, NULL); |
1eb85ef5 EJ |
515 | } |
516 | ||
064af421 | 517 | static void run(int retval, const char *message, ...) |
cab50449 | 518 | OVS_PRINTF_FORMAT(2, 3); |
064af421 | 519 | |
473f65a2 BP |
520 | static void |
521 | run(int retval, const char *message, ...) | |
064af421 BP |
522 | { |
523 | if (retval) { | |
524 | va_list args; | |
525 | ||
064af421 | 526 | va_start(args, message); |
fcaddd4d | 527 | ovs_fatal_valist(retval, message, args); |
064af421 BP |
528 | } |
529 | } | |
530 | \f | |
531 | /* Generic commands. */ | |
532 | ||
c3f25389 | 533 | static int |
1a6f1e2a JG |
534 | open_vconn_socket(const char *name, struct vconn **vconnp) |
535 | { | |
536 | char *vconn_name = xasprintf("unix:%s", name); | |
c3f25389 EJ |
537 | int error; |
538 | ||
82c8c53c BP |
539 | error = vconn_open(vconn_name, get_allowed_ofp_versions(), DSCP_DEFAULT, |
540 | vconnp); | |
c3f25389 EJ |
541 | if (error && error != ENOENT) { |
542 | ovs_fatal(0, "%s: failed to open socket (%s)", name, | |
10a89ef0 | 543 | ovs_strerror(error)); |
c3f25389 | 544 | } |
1a6f1e2a | 545 | free(vconn_name); |
c3f25389 EJ |
546 | |
547 | return error; | |
1a6f1e2a JG |
548 | } |
549 | ||
4766ce7a BP |
550 | enum open_target { MGMT, SNOOP }; |
551 | ||
27527aa0 | 552 | static enum ofputil_protocol |
4766ce7a | 553 | open_vconn__(const char *name, enum open_target target, |
0caf6bde | 554 | struct vconn **vconnp) |
064af421 | 555 | { |
4766ce7a | 556 | const char *suffix = target == MGMT ? "mgmt" : "snoop"; |
63d347ce | 557 | char *datapath_name, *datapath_type, *socket_name; |
27527aa0 | 558 | enum ofputil_protocol protocol; |
63d347ce | 559 | char *bridge_path; |
27527aa0 | 560 | int ofp_version; |
c3f25389 | 561 | int error; |
1a6f1e2a | 562 | |
4766ce7a | 563 | bridge_path = xasprintf("%s/%s.%s", ovs_rundir(), name, suffix); |
63d347ce BP |
564 | |
565 | ofproto_parse_name(name, &datapath_name, &datapath_type); | |
4766ce7a | 566 | socket_name = xasprintf("%s/%s.%s", ovs_rundir(), datapath_name, suffix); |
63d347ce BP |
567 | free(datapath_name); |
568 | free(datapath_type); | |
064af421 | 569 | |
3a27375e | 570 | if (strchr(name, ':')) { |
539b741f | 571 | run(vconn_open(name, get_allowed_ofp_versions(), DSCP_DEFAULT, vconnp), |
a53a8efa | 572 | "connecting to %s", name); |
c3f25389 EJ |
573 | } else if (!open_vconn_socket(name, vconnp)) { |
574 | /* Fall Through. */ | |
575 | } else if (!open_vconn_socket(bridge_path, vconnp)) { | |
576 | /* Fall Through. */ | |
577 | } else if (!open_vconn_socket(socket_name, vconnp)) { | |
578 | /* Fall Through. */ | |
064af421 | 579 | } else { |
2c0e6eb4 | 580 | ovs_fatal(0, "%s is not a bridge or a socket", name); |
064af421 | 581 | } |
1a6f1e2a | 582 | |
4766ce7a BP |
583 | if (target == SNOOP) { |
584 | vconn_set_recv_any_version(*vconnp); | |
585 | } | |
586 | ||
1a6f1e2a | 587 | free(bridge_path); |
63d347ce | 588 | free(socket_name); |
27527aa0 | 589 | |
c3f25389 EJ |
590 | VLOG_DBG("connecting to %s", vconn_get_name(*vconnp)); |
591 | error = vconn_connect_block(*vconnp); | |
592 | if (error) { | |
593 | ovs_fatal(0, "%s: failed to connect to socket (%s)", name, | |
10a89ef0 | 594 | ovs_strerror(error)); |
c3f25389 EJ |
595 | } |
596 | ||
27527aa0 BP |
597 | ofp_version = vconn_get_version(*vconnp); |
598 | protocol = ofputil_protocol_from_ofp_version(ofp_version); | |
599 | if (!protocol) { | |
600 | ovs_fatal(0, "%s: unsupported OpenFlow version 0x%02x", | |
601 | name, ofp_version); | |
602 | } | |
603 | return protocol; | |
064af421 BP |
604 | } |
605 | ||
27527aa0 | 606 | static enum ofputil_protocol |
0caf6bde BP |
607 | open_vconn(const char *name, struct vconn **vconnp) |
608 | { | |
4766ce7a | 609 | return open_vconn__(name, MGMT, vconnp); |
0caf6bde BP |
610 | } |
611 | ||
064af421 BP |
612 | static void |
613 | send_openflow_buffer(struct vconn *vconn, struct ofpbuf *buffer) | |
614 | { | |
064af421 BP |
615 | run(vconn_send_block(vconn, buffer), "failed to send packet to switch"); |
616 | } | |
617 | ||
618 | static void | |
a53a8efa | 619 | dump_transaction(struct vconn *vconn, struct ofpbuf *request) |
064af421 | 620 | { |
182b2eef BP |
621 | const struct ofp_header *oh = request->data; |
622 | if (ofpmsg_is_stat_request(oh)) { | |
623 | ovs_be32 send_xid = oh->xid; | |
624 | enum ofpraw request_raw; | |
625 | enum ofpraw reply_raw; | |
626 | bool done = false; | |
064af421 | 627 | |
182b2eef BP |
628 | ofpraw_decode_partial(&request_raw, request->data, request->size); |
629 | reply_raw = ofpraw_stats_request_to_reply(request_raw, oh->version); | |
982697a4 | 630 | |
182b2eef BP |
631 | send_openflow_buffer(vconn, request); |
632 | while (!done) { | |
633 | ovs_be32 recv_xid; | |
634 | struct ofpbuf *reply; | |
064af421 | 635 | |
182b2eef BP |
636 | run(vconn_recv_block(vconn, &reply), |
637 | "OpenFlow packet receive failed"); | |
638 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
639 | if (send_xid == recv_xid) { | |
640 | enum ofpraw raw; | |
064af421 | 641 | |
50f96b10 BP |
642 | ofp_print(stdout, reply->data, reply->size, |
643 | ports_to_show(vconn_get_name(vconn)), verbosity + 1); | |
064af421 | 644 | |
182b2eef BP |
645 | ofpraw_decode(&raw, reply->data); |
646 | if (ofptype_from_ofpraw(raw) == OFPTYPE_ERROR) { | |
647 | done = true; | |
648 | } else if (raw == reply_raw) { | |
649 | done = !ofpmp_more(reply->data); | |
650 | } else { | |
651 | ovs_fatal(0, "received bad reply: %s", | |
50f96b10 BP |
652 | ofp_to_string( |
653 | reply->data, reply->size, | |
654 | ports_to_show(vconn_get_name(vconn)), | |
655 | verbosity + 1)); | |
182b2eef | 656 | } |
a76150b1 | 657 | } else { |
182b2eef BP |
658 | VLOG_DBG("received reply with xid %08"PRIx32" " |
659 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
a76150b1 | 660 | } |
182b2eef | 661 | ofpbuf_delete(reply); |
064af421 | 662 | } |
182b2eef BP |
663 | } else { |
664 | struct ofpbuf *reply; | |
665 | ||
666 | run(vconn_transact(vconn, request, &reply), "talking to %s", | |
667 | vconn_get_name(vconn)); | |
50f96b10 BP |
668 | ofp_print(stdout, reply->data, reply->size, |
669 | ports_to_show(vconn_get_name(vconn)), verbosity + 1); | |
064af421 BP |
670 | ofpbuf_delete(reply); |
671 | } | |
9abfe557 BP |
672 | } |
673 | ||
674 | static void | |
182b2eef | 675 | dump_trivial_transaction(const char *vconn_name, enum ofpraw raw) |
9abfe557 | 676 | { |
53514387 | 677 | struct ofpbuf *request; |
9abfe557 BP |
678 | struct vconn *vconn; |
679 | ||
680 | open_vconn(vconn_name, &vconn); | |
53514387 | 681 | request = ofpraw_alloc(raw, vconn_get_version(vconn), 0); |
182b2eef | 682 | dump_transaction(vconn, request); |
064af421 BP |
683 | vconn_close(vconn); |
684 | } | |
685 | ||
a8eebd48 BP |
686 | /* Sends all of the 'requests', which should be requests that only have replies |
687 | * if an error occurs, and waits for them to succeed or fail. If an error does | |
688 | * occur, prints it and exits with an error. | |
7257b535 BP |
689 | * |
690 | * Destroys all of the 'requests'. */ | |
d12513f7 | 691 | static void |
ca6ba700 | 692 | transact_multiple_noreply(struct vconn *vconn, struct ovs_list *requests) |
d12513f7 | 693 | { |
db5076ee | 694 | struct ofpbuf *reply; |
88ca35ee BP |
695 | |
696 | run(vconn_transact_multiple_noreply(vconn, requests, &reply), | |
d12513f7 BP |
697 | "talking to %s", vconn_get_name(vconn)); |
698 | if (reply) { | |
50f96b10 BP |
699 | ofp_print(stderr, reply->data, reply->size, |
700 | ports_to_show(vconn_get_name(vconn)), verbosity + 2); | |
d12513f7 BP |
701 | exit(1); |
702 | } | |
703 | ofpbuf_delete(reply); | |
704 | } | |
705 | ||
506c1ddb | 706 | /* Frees the error messages as they are printed. */ |
db5076ee | 707 | static void |
50f96b10 BP |
708 | bundle_print_errors(struct ovs_list *errors, struct ovs_list *requests, |
709 | const char *vconn_name) | |
db5076ee | 710 | { |
209aa4ad | 711 | struct ofpbuf *error, *next; |
506c1ddb JR |
712 | struct ofpbuf *bmsg; |
713 | ||
714 | INIT_CONTAINER(bmsg, requests, list_node); | |
715 | ||
716 | LIST_FOR_EACH_SAFE (error, next, list_node, errors) { | |
209aa4ad BP |
717 | const struct ofp_header *error_oh = error->data; |
718 | ovs_be32 error_xid = error_oh->xid; | |
506c1ddb JR |
719 | enum ofperr ofperr; |
720 | struct ofpbuf payload; | |
721 | ||
209aa4ad | 722 | ofperr = ofperr_decode_msg(error_oh, &payload); |
506c1ddb JR |
723 | if (!ofperr) { |
724 | fprintf(stderr, "***decode error***"); | |
725 | } else { | |
726 | /* Default to the likely truncated message. */ | |
727 | const struct ofp_header *ofp_msg = payload.data; | |
728 | size_t msg_len = payload.size; | |
729 | ||
730 | /* Find the failing message from the requests list to be able to | |
731 | * dump the whole message. We assume the errors are returned in | |
732 | * the same order as in which the messages are sent to get O(n) | |
733 | * rather than O(n^2) processing here. If this heuristics fails we | |
734 | * may print the truncated hexdumps instead. */ | |
735 | LIST_FOR_EACH_CONTINUE (bmsg, list_node, requests) { | |
736 | const struct ofp_header *oh = bmsg->data; | |
737 | ||
209aa4ad | 738 | if (oh->xid == error_xid) { |
506c1ddb JR |
739 | ofp_msg = oh; |
740 | msg_len = bmsg->size; | |
741 | break; | |
742 | } | |
743 | } | |
744 | fprintf(stderr, "Error %s for: ", ofperr_get_name(ofperr)); | |
50f96b10 BP |
745 | ofp_print(stderr, ofp_msg, msg_len, ports_to_show(vconn_name), |
746 | verbosity + 1); | |
506c1ddb | 747 | } |
a4b2c64f | 748 | ofpbuf_uninit(&payload); |
209aa4ad | 749 | ofpbuf_delete(error); |
506c1ddb | 750 | } |
db5076ee JR |
751 | fflush(stderr); |
752 | } | |
753 | ||
754 | static void | |
755 | bundle_transact(struct vconn *vconn, struct ovs_list *requests, uint16_t flags) | |
756 | { | |
506c1ddb JR |
757 | struct ovs_list errors; |
758 | int retval = vconn_bundle_transact(vconn, requests, flags, &errors); | |
759 | ||
50f96b10 | 760 | bundle_print_errors(&errors, requests, vconn_get_name(vconn)); |
506c1ddb JR |
761 | |
762 | if (retval) { | |
763 | ovs_fatal(retval, "talking to %s", vconn_get_name(vconn)); | |
764 | } | |
db5076ee JR |
765 | } |
766 | ||
88ca35ee BP |
767 | /* Sends 'request', which should be a request that only has a reply if an error |
768 | * occurs, and waits for it to succeed or fail. If an error does occur, prints | |
7257b535 BP |
769 | * it and exits with an error. |
770 | * | |
771 | * Destroys 'request'. */ | |
88ca35ee BP |
772 | static void |
773 | transact_noreply(struct vconn *vconn, struct ofpbuf *request) | |
774 | { | |
ca6ba700 | 775 | struct ovs_list requests; |
88ca35ee | 776 | |
417e7e66 BW |
777 | ovs_list_init(&requests); |
778 | ovs_list_push_back(&requests, &request->list_node); | |
88ca35ee BP |
779 | transact_multiple_noreply(vconn, &requests); |
780 | } | |
781 | ||
7257b535 | 782 | static void |
ad99e2ed | 783 | fetch_switch_config(struct vconn *vconn, struct ofputil_switch_config *config) |
7257b535 | 784 | { |
7257b535 BP |
785 | struct ofpbuf *request; |
786 | struct ofpbuf *reply; | |
982697a4 | 787 | enum ofptype type; |
7257b535 | 788 | |
a53a8efa SH |
789 | request = ofpraw_alloc(OFPRAW_OFPT_GET_CONFIG_REQUEST, |
790 | vconn_get_version(vconn), 0); | |
7257b535 BP |
791 | run(vconn_transact(vconn, request, &reply), |
792 | "talking to %s", vconn_get_name(vconn)); | |
793 | ||
ad99e2ed BP |
794 | if (ofptype_decode(&type, reply->data) |
795 | || type != OFPTYPE_GET_CONFIG_REPLY) { | |
7257b535 BP |
796 | ovs_fatal(0, "%s: bad reply to config request", vconn_get_name(vconn)); |
797 | } | |
ad99e2ed | 798 | ofputil_decode_get_config_reply(reply->data, config); |
828c72d0 | 799 | ofpbuf_delete(reply); |
7257b535 BP |
800 | } |
801 | ||
802 | static void | |
ad99e2ed BP |
803 | set_switch_config(struct vconn *vconn, |
804 | const struct ofputil_switch_config *config) | |
7257b535 | 805 | { |
ad99e2ed BP |
806 | enum ofp_version version = vconn_get_version(vconn); |
807 | transact_noreply(vconn, ofputil_encode_set_config(config, version)); | |
7257b535 BP |
808 | } |
809 | ||
064af421 | 810 | static void |
1636c761 | 811 | ofctl_show(struct ovs_cmdl_context *ctx) |
064af421 | 812 | { |
1636c761 | 813 | const char *vconn_name = ctx->argv[1]; |
fca6d553 | 814 | enum ofp_version version; |
ae0e7009 JP |
815 | struct vconn *vconn; |
816 | struct ofpbuf *request; | |
817 | struct ofpbuf *reply; | |
fca6d553 | 818 | bool has_ports; |
ae0e7009 | 819 | |
ae0e7009 | 820 | open_vconn(vconn_name, &vconn); |
fca6d553 BP |
821 | version = vconn_get_version(vconn); |
822 | request = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
ae0e7009 JP |
823 | run(vconn_transact(vconn, request, &reply), "talking to %s", vconn_name); |
824 | ||
fca6d553 | 825 | has_ports = ofputil_switch_features_has_ports(reply); |
50f96b10 | 826 | ofp_print(stdout, reply->data, reply->size, NULL, verbosity + 1); |
ae0e7009 | 827 | ofpbuf_delete(reply); |
ae0e7009 | 828 | |
fca6d553 | 829 | if (!has_ports) { |
70ae4f93 | 830 | request = ofputil_encode_port_desc_stats_request(version, OFPP_ANY); |
182b2eef | 831 | dump_transaction(vconn, request); |
ae0e7009 | 832 | } |
982697a4 | 833 | dump_trivial_transaction(vconn_name, OFPRAW_OFPT_GET_CONFIG_REQUEST); |
a53a8efa | 834 | vconn_close(vconn); |
064af421 BP |
835 | } |
836 | ||
064af421 | 837 | static void |
1636c761 | 838 | ofctl_dump_desc(struct ovs_cmdl_context *ctx) |
064af421 | 839 | { |
182b2eef | 840 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_DESC_REQUEST); |
064af421 BP |
841 | } |
842 | ||
843 | static void | |
1636c761 | 844 | ofctl_dump_tables(struct ovs_cmdl_context *ctx) |
064af421 | 845 | { |
182b2eef | 846 | dump_trivial_transaction(ctx->argv[1], OFPRAW_OFPST_TABLE_REQUEST); |
064af421 BP |
847 | } |
848 | ||
5deff5aa | 849 | static void |
1636c761 | 850 | ofctl_dump_table_features(struct ovs_cmdl_context *ctx) |
5deff5aa AW |
851 | { |
852 | struct ofpbuf *request; | |
853 | struct vconn *vconn; | |
854 | ||
1636c761 | 855 | open_vconn(ctx->argv[1], &vconn); |
5deff5aa | 856 | request = ofputil_encode_table_features_request(vconn_get_version(vconn)); |
8811fc0a | 857 | |
182b2eef | 858 | /* The following is similar to dump_trivial_transaction(), but it |
8811fc0a BP |
859 | * maintains the previous 'ofputil_table_features' from one stats reply |
860 | * message to the next, which allows duplication to be eliminated in the | |
861 | * output across messages. Otherwise the output is much larger and harder | |
862 | * to read, because only 17 or so ofputil_table_features elements fit in a | |
863 | * single 64 kB OpenFlow message and therefore you get a ton of repetition | |
864 | * (every 17th element is printed in full instead of abbreviated). */ | |
865 | ||
866 | const struct ofp_header *request_oh = request->data; | |
867 | ovs_be32 send_xid = request_oh->xid; | |
868 | bool done = false; | |
869 | ||
870 | struct ofputil_table_features prev; | |
871 | int n = 0; | |
872 | ||
873 | send_openflow_buffer(vconn, request); | |
874 | while (!done) { | |
875 | ovs_be32 recv_xid; | |
876 | struct ofpbuf *reply; | |
877 | ||
878 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
879 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
880 | if (send_xid == recv_xid) { | |
881 | enum ofptype type; | |
882 | enum ofperr error; | |
883 | error = ofptype_decode(&type, reply->data); | |
884 | if (error) { | |
885 | ovs_fatal(0, "decode error: %s", ofperr_get_name(error)); | |
886 | } else if (type == OFPTYPE_ERROR) { | |
50f96b10 BP |
887 | ofp_print(stdout, reply->data, reply->size, NULL, |
888 | verbosity + 1); | |
8811fc0a BP |
889 | done = true; |
890 | } else if (type == OFPTYPE_TABLE_FEATURES_STATS_REPLY) { | |
891 | done = !ofpmp_more(reply->data); | |
892 | for (;;) { | |
893 | struct ofputil_table_features tf; | |
894 | int retval; | |
895 | ||
896 | retval = ofputil_decode_table_features(reply, &tf, true); | |
897 | if (retval) { | |
898 | if (retval != EOF) { | |
899 | ovs_fatal(0, "decode error: %s", | |
900 | ofperr_get_name(retval)); | |
901 | } | |
902 | break; | |
903 | } | |
904 | ||
905 | struct ds s = DS_EMPTY_INITIALIZER; | |
906 | ofp_print_table_features(&s, &tf, n ? &prev : NULL, | |
907 | NULL, NULL); | |
908 | puts(ds_cstr(&s)); | |
909 | ds_destroy(&s); | |
910 | ||
911 | prev = tf; | |
912 | n++; | |
913 | } | |
914 | } else { | |
915 | ovs_fatal(0, "received bad reply: %s", | |
916 | ofp_to_string(reply->data, reply->size, | |
50f96b10 | 917 | ports_to_show(ctx->argv[1]), |
8811fc0a BP |
918 | verbosity + 1)); |
919 | } | |
920 | } else { | |
921 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
922 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
923 | } | |
924 | ofpbuf_delete(reply); | |
5deff5aa AW |
925 | } |
926 | ||
927 | vconn_close(vconn); | |
928 | } | |
929 | ||
03c72922 BP |
930 | static void |
931 | ofctl_dump_table_desc(struct ovs_cmdl_context *ctx) | |
932 | { | |
933 | struct ofpbuf *request; | |
934 | struct vconn *vconn; | |
935 | ||
936 | open_vconn(ctx->argv[1], &vconn); | |
937 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
938 | if (request) { | |
182b2eef | 939 | dump_transaction(vconn, request); |
03c72922 BP |
940 | } |
941 | ||
942 | vconn_close(vconn); | |
943 | } | |
944 | ||
945 | ||
da91750f | 946 | static bool |
5f4c5ff1 | 947 | str_to_ofp(const char *s, ofp_port_t *ofp_port) |
abaad8cf | 948 | { |
5f4c5ff1 BP |
949 | bool ret; |
950 | uint32_t port_; | |
951 | ||
952 | ret = str_to_uint(s, 10, &port_); | |
953 | *ofp_port = u16_to_ofp(port_); | |
954 | return ret; | |
955 | } | |
956 | ||
957 | struct port_iterator { | |
958 | struct vconn *vconn; | |
959 | ||
960 | enum { PI_FEATURES, PI_PORT_DESC } variant; | |
961 | struct ofpbuf *reply; | |
962 | ovs_be32 send_xid; | |
963 | bool more; | |
964 | }; | |
965 | ||
966 | static void | |
967 | port_iterator_fetch_port_desc(struct port_iterator *pi) | |
968 | { | |
969 | pi->variant = PI_PORT_DESC; | |
970 | pi->more = true; | |
971 | ||
972 | struct ofpbuf *rq = ofputil_encode_port_desc_stats_request( | |
973 | vconn_get_version(pi->vconn), OFPP_ANY); | |
974 | pi->send_xid = ((struct ofp_header *) rq->data)->xid; | |
975 | send_openflow_buffer(pi->vconn, rq); | |
976 | } | |
977 | ||
978 | static void | |
979 | port_iterator_fetch_features(struct port_iterator *pi) | |
980 | { | |
981 | pi->variant = PI_FEATURES; | |
abaad8cf | 982 | |
0df0e81d | 983 | /* Fetch the switch's ofp_switch_features. */ |
5f4c5ff1 BP |
984 | enum ofp_version version = vconn_get_version(pi->vconn); |
985 | struct ofpbuf *rq = ofpraw_alloc(OFPRAW_OFPT_FEATURES_REQUEST, version, 0); | |
986 | run(vconn_transact(pi->vconn, rq, &pi->reply), | |
987 | "talking to %s", vconn_get_name(pi->vconn)); | |
abaad8cf | 988 | |
5f4c5ff1 BP |
989 | enum ofptype type; |
990 | if (ofptype_decode(&type, pi->reply->data) | |
982697a4 | 991 | || type != OFPTYPE_FEATURES_REPLY) { |
5f4c5ff1 BP |
992 | ovs_fatal(0, "%s: received bad features reply", |
993 | vconn_get_name(pi->vconn)); | |
0df0e81d | 994 | } |
5f4c5ff1 | 995 | if (!ofputil_switch_features_has_ports(pi->reply)) { |
fca6d553 BP |
996 | /* The switch features reply does not contain a complete list of ports. |
997 | * Probably, there are more ports than will fit into a single 64 kB | |
998 | * OpenFlow message. Use OFPST_PORT_DESC to get a complete list of | |
999 | * ports. */ | |
5f4c5ff1 BP |
1000 | ofpbuf_delete(pi->reply); |
1001 | pi->reply = NULL; | |
1002 | port_iterator_fetch_port_desc(pi); | |
1003 | return; | |
da91750f JP |
1004 | } |
1005 | ||
5f4c5ff1 | 1006 | struct ofputil_switch_features features; |
667bb1fb | 1007 | enum ofperr error = ofputil_pull_switch_features(pi->reply, &features); |
9e1fd49b BP |
1008 | if (error) { |
1009 | ovs_fatal(0, "%s: failed to decode features reply (%s)", | |
5f4c5ff1 | 1010 | vconn_get_name(pi->vconn), ofperr_to_string(error)); |
9e1fd49b | 1011 | } |
5f4c5ff1 | 1012 | } |
0df0e81d | 1013 | |
5f4c5ff1 BP |
1014 | /* Initializes 'pi' to prepare for iterating through all of the ports on the |
1015 | * OpenFlow switch to which 'vconn' is connected. | |
1016 | * | |
1017 | * During iteration, the client should not make other use of 'vconn', because | |
1018 | * that can cause other messages to be interleaved with the replies used by the | |
1019 | * iterator and thus some ports may be missed or a hang can occur. */ | |
1020 | static void | |
1021 | port_iterator_init(struct port_iterator *pi, struct vconn *vconn) | |
1022 | { | |
1023 | memset(pi, 0, sizeof *pi); | |
1024 | pi->vconn = vconn; | |
1025 | if (vconn_get_version(vconn) < OFP13_VERSION) { | |
1026 | port_iterator_fetch_features(pi); | |
1027 | } else { | |
1028 | port_iterator_fetch_port_desc(pi); | |
abaad8cf | 1029 | } |
da91750f JP |
1030 | } |
1031 | ||
5f4c5ff1 BP |
1032 | /* Obtains the next port from 'pi'. On success, initializes '*pp' with the |
1033 | * port's details and returns true, otherwise (if all the ports have already | |
1034 | * been seen), returns false. */ | |
da91750f | 1035 | static bool |
5f4c5ff1 | 1036 | port_iterator_next(struct port_iterator *pi, struct ofputil_phy_port *pp) |
da91750f | 1037 | { |
5f4c5ff1 BP |
1038 | for (;;) { |
1039 | if (pi->reply) { | |
1040 | int retval = ofputil_pull_phy_port(vconn_get_version(pi->vconn), | |
1041 | pi->reply, pp); | |
1042 | if (!retval) { | |
1043 | return true; | |
1044 | } else if (retval != EOF) { | |
da91750f | 1045 | ovs_fatal(0, "received bad reply: %s", |
5f4c5ff1 | 1046 | ofp_to_string(pi->reply->data, pi->reply->size, |
50f96b10 | 1047 | NULL, verbosity + 1)); |
da91750f | 1048 | } |
5f4c5ff1 | 1049 | } |
da91750f | 1050 | |
5f4c5ff1 BP |
1051 | if (pi->variant == PI_FEATURES || !pi->more) { |
1052 | return false; | |
1053 | } | |
da91750f | 1054 | |
5f4c5ff1 BP |
1055 | ovs_be32 recv_xid; |
1056 | do { | |
1057 | ofpbuf_delete(pi->reply); | |
1058 | run(vconn_recv_block(pi->vconn, &pi->reply), | |
1059 | "OpenFlow receive failed"); | |
1060 | recv_xid = ((struct ofp_header *) pi->reply->data)->xid; | |
1061 | } while (pi->send_xid != recv_xid); | |
1062 | ||
1063 | struct ofp_header *oh = pi->reply->data; | |
1064 | enum ofptype type; | |
1065 | if (ofptype_pull(&type, pi->reply) | |
1066 | || type != OFPTYPE_PORT_DESC_STATS_REPLY) { | |
1067 | ovs_fatal(0, "received bad reply: %s", | |
50f96b10 | 1068 | ofp_to_string(pi->reply->data, pi->reply->size, NULL, |
5f4c5ff1 | 1069 | verbosity + 1)); |
da91750f | 1070 | } |
da91750f | 1071 | |
5f4c5ff1 BP |
1072 | pi->more = (ofpmp_flags(oh) & OFPSF_REPLY_MORE) != 0; |
1073 | } | |
da91750f JP |
1074 | } |
1075 | ||
5f4c5ff1 BP |
1076 | /* Destroys iterator 'pi'. */ |
1077 | static void | |
1078 | port_iterator_destroy(struct port_iterator *pi) | |
4e022ec0 | 1079 | { |
5f4c5ff1 BP |
1080 | if (pi) { |
1081 | while (pi->variant == PI_PORT_DESC && pi->more) { | |
1082 | /* Drain vconn's queue of any other replies for this request. */ | |
1083 | struct ofputil_phy_port pp; | |
1084 | port_iterator_next(pi, &pp); | |
1085 | } | |
4e022ec0 | 1086 | |
5f4c5ff1 BP |
1087 | ofpbuf_delete(pi->reply); |
1088 | } | |
4e022ec0 | 1089 | } |
da91750f JP |
1090 | |
1091 | /* Opens a connection to 'vconn_name', fetches the port structure for | |
1092 | * 'port_name' (which may be a port name or number), and copies it into | |
1093 | * '*pp'. */ | |
1094 | static void | |
1095 | fetch_ofputil_phy_port(const char *vconn_name, const char *port_name, | |
1096 | struct ofputil_phy_port *pp) | |
1097 | { | |
fca6d553 | 1098 | struct vconn *vconn; |
4e022ec0 | 1099 | ofp_port_t port_no; |
5f4c5ff1 | 1100 | bool found = false; |
da91750f JP |
1101 | |
1102 | /* Try to interpret the argument as a port number. */ | |
4e022ec0 AW |
1103 | if (!str_to_ofp(port_name, &port_no)) { |
1104 | port_no = OFPP_NONE; | |
da91750f JP |
1105 | } |
1106 | ||
fca6d553 BP |
1107 | /* OpenFlow 1.0, 1.1, and 1.2 put the list of ports in the |
1108 | * OFPT_FEATURES_REPLY message. OpenFlow 1.3 and later versions put it | |
1109 | * into the OFPST_PORT_DESC reply. Try it the correct way. */ | |
1110 | open_vconn(vconn_name, &vconn); | |
5f4c5ff1 BP |
1111 | struct port_iterator pi; |
1112 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, pp); ) { | |
1113 | if (port_no != OFPP_NONE | |
1114 | ? port_no == pp->port_no | |
1115 | : !strcmp(pp->name, port_name)) { | |
1116 | found = true; | |
1117 | break; | |
1118 | } | |
1119 | } | |
1120 | port_iterator_destroy(&pi); | |
fca6d553 | 1121 | vconn_close(vconn); |
da91750f JP |
1122 | |
1123 | if (!found) { | |
1124 | ovs_fatal(0, "%s: couldn't find port `%s'", vconn_name, port_name); | |
1125 | } | |
0df0e81d | 1126 | } |
abaad8cf | 1127 | |
50f96b10 BP |
1128 | static const struct ofputil_port_map * |
1129 | get_port_map(const char *vconn_name) | |
1130 | { | |
1131 | static struct shash port_maps = SHASH_INITIALIZER(&port_maps); | |
1132 | struct ofputil_port_map *map = shash_find_data(&port_maps, vconn_name); | |
1133 | if (!map) { | |
1134 | map = xmalloc(sizeof *map); | |
1135 | ofputil_port_map_init(map); | |
1136 | shash_add(&port_maps, vconn_name, map); | |
1137 | ||
1138 | if (!strchr(vconn_name, ':') || !vconn_verify_name(vconn_name)) { | |
1139 | /* For an active vconn (which includes a vconn constructed from a | |
1140 | * bridge name), connect to it and pull down the port name-number | |
1141 | * mapping. */ | |
1142 | struct vconn *vconn; | |
1143 | open_vconn(vconn_name, &vconn); | |
1144 | ||
1145 | struct port_iterator pi; | |
1146 | struct ofputil_phy_port pp; | |
1147 | for (port_iterator_init(&pi, vconn); | |
1148 | port_iterator_next(&pi, &pp); ) { | |
1149 | ofputil_port_map_put(map, pp.port_no, pp.name); | |
1150 | } | |
1151 | port_iterator_destroy(&pi); | |
1152 | ||
1153 | vconn_close(vconn); | |
1154 | } else { | |
1155 | /* Don't bother with passive vconns, since it could take a long | |
1156 | * time for the remote to try to connect to us. Don't bother with | |
1157 | * invalid vconn names either. */ | |
1158 | } | |
1159 | } | |
1160 | return map; | |
1161 | } | |
1162 | ||
1163 | static const struct ofputil_port_map * | |
1164 | ports_to_accept(const char *vconn_name) | |
1165 | { | |
1166 | return should_accept_ports() ? get_port_map(vconn_name) : NULL; | |
1167 | } | |
1168 | ||
1169 | static const struct ofputil_port_map * | |
1170 | ports_to_show(const char *vconn_name) | |
1171 | { | |
1172 | return should_show_ports() ? get_port_map(vconn_name) : NULL; | |
1173 | } | |
1174 | ||
1175 | /* We accept port names unless the feature is turned off explicitly. */ | |
1176 | static bool | |
1177 | should_accept_ports(void) | |
1178 | { | |
1179 | return use_port_names != 0; | |
1180 | } | |
1181 | ||
1182 | /* We show port names only if the feature is turned on explicitly, or if we're | |
1183 | * interacting with a user on the console. */ | |
1184 | static bool | |
1185 | should_show_ports(void) | |
1186 | { | |
1187 | static int interactive = -1; | |
1188 | if (interactive == -1) { | |
1189 | interactive = isatty(STDOUT_FILENO); | |
1190 | } | |
1191 | ||
1192 | return use_port_names > 0 || (use_port_names == -1 && interactive); | |
1193 | } | |
1194 | ||
0df0e81d BP |
1195 | /* Returns the port number corresponding to 'port_name' (which may be a port |
1196 | * name or number) within the switch 'vconn_name'. */ | |
4e022ec0 | 1197 | static ofp_port_t |
0df0e81d BP |
1198 | str_to_port_no(const char *vconn_name, const char *port_name) |
1199 | { | |
4e022ec0 | 1200 | ofp_port_t port_no; |
50f96b10 BP |
1201 | if (ofputil_port_from_string(port_name, NULL, &port_no) || |
1202 | ofputil_port_from_string(port_name, ports_to_accept(vconn_name), | |
1203 | &port_no)) { | |
0df0e81d | 1204 | return port_no; |
0df0e81d | 1205 | } |
50f96b10 | 1206 | ovs_fatal(0, "%s: unknown port `%s'", vconn_name, port_name); |
abaad8cf JP |
1207 | } |
1208 | ||
88ca35ee | 1209 | static bool |
27527aa0 BP |
1210 | try_set_protocol(struct vconn *vconn, enum ofputil_protocol want, |
1211 | enum ofputil_protocol *cur) | |
88ca35ee | 1212 | { |
27527aa0 BP |
1213 | for (;;) { |
1214 | struct ofpbuf *request, *reply; | |
1215 | enum ofputil_protocol next; | |
88ca35ee | 1216 | |
27527aa0 BP |
1217 | request = ofputil_encode_set_protocol(*cur, want, &next); |
1218 | if (!request) { | |
e43928f2 | 1219 | return *cur == want; |
27527aa0 BP |
1220 | } |
1221 | ||
1222 | run(vconn_transact_noreply(vconn, request, &reply), | |
1223 | "talking to %s", vconn_get_name(vconn)); | |
1224 | if (reply) { | |
50f96b10 | 1225 | char *s = ofp_to_string(reply->data, reply->size, NULL, 2); |
27527aa0 BP |
1226 | VLOG_DBG("%s: failed to set protocol, switch replied: %s", |
1227 | vconn_get_name(vconn), s); | |
1228 | free(s); | |
1229 | ofpbuf_delete(reply); | |
1230 | return false; | |
1231 | } | |
1232 | ||
1233 | *cur = next; | |
88ca35ee | 1234 | } |
88ca35ee BP |
1235 | } |
1236 | ||
27527aa0 BP |
1237 | static enum ofputil_protocol |
1238 | set_protocol_for_flow_dump(struct vconn *vconn, | |
1239 | enum ofputil_protocol cur_protocol, | |
1240 | enum ofputil_protocol usable_protocols) | |
064af421 | 1241 | { |
27527aa0 BP |
1242 | char *usable_s; |
1243 | int i; | |
064af421 | 1244 | |
27527aa0 BP |
1245 | for (i = 0; i < ofputil_n_flow_dump_protocols; i++) { |
1246 | enum ofputil_protocol f = ofputil_flow_dump_protocols[i]; | |
1247 | if (f & usable_protocols & allowed_protocols | |
1248 | && try_set_protocol(vconn, f, &cur_protocol)) { | |
1249 | return f; | |
f9cbfbe4 | 1250 | } |
27527aa0 | 1251 | } |
f9cbfbe4 | 1252 | |
27527aa0 BP |
1253 | usable_s = ofputil_protocols_to_string(usable_protocols); |
1254 | if (usable_protocols & allowed_protocols) { | |
1255 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1256 | "formats (%s)", usable_s); | |
50f96b10 | 1257 | } else { |
27527aa0 BP |
1258 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); |
1259 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1260 | "allowed flow formats (%s)", usable_s, allowed_s); | |
88ca35ee | 1261 | } |
064af421 BP |
1262 | } |
1263 | ||
bdcc5925 BP |
1264 | static struct vconn * |
1265 | prepare_dump_flows(int argc, char *argv[], bool aggregate, | |
d444a914 BP |
1266 | struct ofputil_flow_stats_request *fsr, |
1267 | enum ofputil_protocol *protocolp) | |
064af421 | 1268 | { |
50f96b10 | 1269 | const char *vconn_name = argv[1]; |
27527aa0 | 1270 | enum ofputil_protocol usable_protocols, protocol; |
88ca35ee | 1271 | struct vconn *vconn; |
bdda5aca BP |
1272 | char *error; |
1273 | ||
50f96b10 BP |
1274 | const char *match = argc > 2 ? argv[2] : ""; |
1275 | const struct ofputil_port_map *port_map | |
1276 | = *match ? ports_to_accept(vconn_name) : NULL; | |
1277 | error = parse_ofp_flow_stats_request_str(fsr, aggregate, match, | |
1278 | port_map, &usable_protocols); | |
bdda5aca BP |
1279 | if (error) { |
1280 | ovs_fatal(0, "%s", error); | |
1281 | } | |
064af421 | 1282 | |
50f96b10 | 1283 | protocol = open_vconn(vconn_name, &vconn); |
d444a914 | 1284 | *protocolp = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); |
bdcc5925 BP |
1285 | return vconn; |
1286 | } | |
1287 | ||
1288 | static void | |
1289 | ofctl_dump_flows__(int argc, char *argv[], bool aggregate) | |
1290 | { | |
d444a914 BP |
1291 | struct ofputil_flow_stats_request fsr; |
1292 | enum ofputil_protocol protocol; | |
bdcc5925 BP |
1293 | struct vconn *vconn; |
1294 | ||
d444a914 BP |
1295 | vconn = prepare_dump_flows(argc, argv, aggregate, &fsr, &protocol); |
1296 | dump_transaction(vconn, ofputil_encode_flow_stats_request(&fsr, protocol)); | |
88ca35ee BP |
1297 | vconn_close(vconn); |
1298 | } | |
1299 | ||
5bc39e9a JG |
1300 | static void |
1301 | get_match_field(const struct mf_field *field, const struct match *match, | |
1302 | union mf_value *value) | |
1303 | { | |
1304 | if (!match->tun_md.valid || (field->id < MFF_TUN_METADATA0 || | |
1305 | field->id >= MFF_TUN_METADATA0 + | |
1306 | TUN_METADATA_NUM_OPTS)) { | |
1307 | mf_get_value(field, &match->flow, value); | |
1308 | } else { | |
1309 | const struct tun_metadata_loc *loc = &match->tun_md.entry[field->id - | |
1310 | MFF_TUN_METADATA0].loc; | |
1311 | ||
1312 | /* Since we don't have a tunnel mapping table, extract the value | |
1313 | * from the locally allocated location in the match. */ | |
1314 | memset(value, 0, field->n_bytes - loc->len); | |
1315 | memcpy(value->tun_metadata + field->n_bytes - loc->len, | |
1316 | match->flow.tunnel.metadata.opts.u8 + loc->c.offset, loc->len); | |
1317 | } | |
1318 | } | |
1319 | ||
bdcc5925 BP |
1320 | static int |
1321 | compare_flows(const void *afs_, const void *bfs_) | |
1322 | { | |
1323 | const struct ofputil_flow_stats *afs = afs_; | |
1324 | const struct ofputil_flow_stats *bfs = bfs_; | |
81a76618 BP |
1325 | const struct match *a = &afs->match; |
1326 | const struct match *b = &bfs->match; | |
bdcc5925 BP |
1327 | const struct sort_criterion *sc; |
1328 | ||
1329 | for (sc = criteria; sc < &criteria[n_criteria]; sc++) { | |
1330 | const struct mf_field *f = sc->field; | |
1331 | int ret; | |
1332 | ||
1333 | if (!f) { | |
eb391b76 BP |
1334 | int a_pri = afs->priority; |
1335 | int b_pri = bfs->priority; | |
81a76618 | 1336 | ret = a_pri < b_pri ? -1 : a_pri > b_pri; |
bdcc5925 BP |
1337 | } else { |
1338 | bool ina, inb; | |
1339 | ||
aff49b8c JR |
1340 | ina = mf_are_prereqs_ok(f, &a->flow, NULL) |
1341 | && !mf_is_all_wild(f, &a->wc); | |
1342 | inb = mf_are_prereqs_ok(f, &b->flow, NULL) | |
1343 | && !mf_is_all_wild(f, &b->wc); | |
bdcc5925 BP |
1344 | if (ina != inb) { |
1345 | /* Skip the test for sc->order, so that missing fields always | |
1346 | * sort to the end whether we're sorting in ascending or | |
1347 | * descending order. */ | |
1348 | return ina ? -1 : 1; | |
1349 | } else { | |
1350 | union mf_value aval, bval; | |
1351 | ||
5bc39e9a JG |
1352 | get_match_field(f, a, &aval); |
1353 | get_match_field(f, b, &bval); | |
bdcc5925 BP |
1354 | ret = memcmp(&aval, &bval, f->n_bytes); |
1355 | } | |
1356 | } | |
1357 | ||
1358 | if (ret) { | |
1359 | return sc->order == SORT_ASC ? ret : -ret; | |
1360 | } | |
1361 | } | |
1362 | ||
1363 | return 0; | |
1364 | } | |
1365 | ||
88ca35ee | 1366 | static void |
1636c761 | 1367 | ofctl_dump_flows(struct ovs_cmdl_context *ctx) |
88ca35ee | 1368 | { |
1b3758c3 | 1369 | if (!n_criteria && !should_show_ports() && show_stats) { |
1636c761 | 1370 | ofctl_dump_flows__(ctx->argc, ctx->argv, false); |
2f4aba0b | 1371 | return; |
bdcc5925 | 1372 | } else { |
d444a914 BP |
1373 | struct ofputil_flow_stats_request fsr; |
1374 | enum ofputil_protocol protocol; | |
bdcc5925 | 1375 | struct vconn *vconn; |
bdcc5925 | 1376 | |
d444a914 BP |
1377 | vconn = prepare_dump_flows(ctx->argc, ctx->argv, false, |
1378 | &fsr, &protocol); | |
bdcc5925 | 1379 | |
d444a914 BP |
1380 | struct ofputil_flow_stats *fses; |
1381 | size_t n_fses; | |
1382 | run(vconn_dump_flows(vconn, &fsr, protocol, &fses, &n_fses), | |
1383 | "dump flows"); | |
bdcc5925 BP |
1384 | |
1385 | qsort(fses, n_fses, sizeof *fses, compare_flows); | |
1386 | ||
d444a914 BP |
1387 | struct ds s = DS_EMPTY_INITIALIZER; |
1388 | for (size_t i = 0; i < n_fses; i++) { | |
bdcc5925 | 1389 | ds_clear(&s); |
1b3758c3 BP |
1390 | ofp_print_flow_stats(&s, &fses[i], ports_to_show(ctx->argv[1]), |
1391 | show_stats); | |
1392 | printf(" %s\n", ds_cstr(&s)); | |
bdcc5925 BP |
1393 | } |
1394 | ds_destroy(&s); | |
1395 | ||
d444a914 | 1396 | for (size_t i = 0; i < n_fses; i++) { |
dc723c44 | 1397 | free(CONST_CAST(struct ofpact *, fses[i].ofpacts)); |
bdcc5925 BP |
1398 | } |
1399 | free(fses); | |
1400 | ||
1401 | vconn_close(vconn); | |
1402 | } | |
88ca35ee BP |
1403 | } |
1404 | ||
1405 | static void | |
1636c761 | 1406 | ofctl_dump_aggregate(struct ovs_cmdl_context *ctx) |
88ca35ee | 1407 | { |
1636c761 | 1408 | ofctl_dump_flows__(ctx->argc, ctx->argv, true); |
064af421 BP |
1409 | } |
1410 | ||
d2805da2 | 1411 | static void |
1636c761 | 1412 | ofctl_queue_stats(struct ovs_cmdl_context *ctx) |
d2805da2 | 1413 | { |
d2805da2 | 1414 | struct ofpbuf *request; |
53514387 | 1415 | struct vconn *vconn; |
64626975 | 1416 | struct ofputil_queue_stats_request oqs; |
d2805da2 | 1417 | |
1636c761 | 1418 | open_vconn(ctx->argv[1], &vconn); |
d2805da2 | 1419 | |
1636c761 RB |
1420 | if (ctx->argc > 2 && ctx->argv[2][0] && strcasecmp(ctx->argv[2], "all")) { |
1421 | oqs.port_no = str_to_port_no(ctx->argv[1], ctx->argv[2]); | |
d2805da2 | 1422 | } else { |
7f05e7ab | 1423 | oqs.port_no = OFPP_ANY; |
d2805da2 | 1424 | } |
1636c761 RB |
1425 | if (ctx->argc > 3 && ctx->argv[3][0] && strcasecmp(ctx->argv[3], "all")) { |
1426 | oqs.queue_id = atoi(ctx->argv[3]); | |
d2805da2 | 1427 | } else { |
64626975 | 1428 | oqs.queue_id = OFPQ_ALL; |
d2805da2 BP |
1429 | } |
1430 | ||
64626975 | 1431 | request = ofputil_encode_queue_stats_request(vconn_get_version(vconn), &oqs); |
182b2eef | 1432 | dump_transaction(vconn, request); |
53514387 | 1433 | vconn_close(vconn); |
d2805da2 BP |
1434 | } |
1435 | ||
e8f9a7bb | 1436 | static void |
1636c761 | 1437 | ofctl_queue_get_config(struct ovs_cmdl_context *ctx) |
e8f9a7bb | 1438 | { |
1636c761 | 1439 | const char *vconn_name = ctx->argv[1]; |
e016fb63 BP |
1440 | const char *port_name = ctx->argc > 2 ? ctx->argv[2] : "any"; |
1441 | ofp_port_t port = str_to_port_no(vconn_name, port_name); | |
1442 | const char *queue_name = ctx->argc > 3 ? ctx->argv[3] : "all"; | |
1443 | uint32_t queue = (!strcasecmp(queue_name, "all") | |
1444 | ? OFPQ_ALL | |
1445 | : atoi(queue_name)); | |
56085be5 | 1446 | struct vconn *vconn; |
e016fb63 | 1447 | |
56085be5 BP |
1448 | enum ofputil_protocol protocol = open_vconn(vconn_name, &vconn); |
1449 | enum ofp_version version = ofputil_protocol_to_ofp_version(protocol); | |
1450 | if (port == OFPP_ANY && version == OFP10_VERSION) { | |
1451 | /* The user requested all queues on all ports. OpenFlow 1.0 only | |
1452 | * supports getting queues for an individual port, so to implement the | |
1453 | * user's request we have to get a list of all the ports. | |
1454 | * | |
1455 | * We use a second vconn to avoid having to accumulate a list of all of | |
1456 | * the ports. */ | |
1457 | struct vconn *vconn2; | |
1458 | enum ofputil_protocol protocol2 = open_vconn(vconn_name, &vconn2); | |
1459 | enum ofp_version version2 = ofputil_protocol_to_ofp_version(protocol2); | |
1460 | ||
1461 | struct port_iterator pi; | |
1462 | struct ofputil_phy_port pp; | |
1463 | for (port_iterator_init(&pi, vconn); port_iterator_next(&pi, &pp); ) { | |
1464 | if (ofp_to_u16(pp.port_no) < ofp_to_u16(OFPP_MAX)) { | |
1465 | dump_transaction(vconn2, | |
1466 | ofputil_encode_queue_get_config_request( | |
e016fb63 | 1467 | version2, pp.port_no, queue)); |
56085be5 BP |
1468 | } |
1469 | } | |
1470 | port_iterator_destroy(&pi); | |
1471 | vconn_close(vconn2); | |
1472 | } else { | |
1473 | dump_transaction(vconn, ofputil_encode_queue_get_config_request( | |
e016fb63 | 1474 | version, port, queue)); |
56085be5 | 1475 | } |
e8f9a7bb VG |
1476 | vconn_close(vconn); |
1477 | } | |
1478 | ||
27527aa0 | 1479 | static enum ofputil_protocol |
db0b6c29 JR |
1480 | open_vconn_for_flow_mod(const char *remote, struct vconn **vconnp, |
1481 | enum ofputil_protocol usable_protocols) | |
0fbc9f11 | 1482 | { |
27527aa0 BP |
1483 | enum ofputil_protocol cur_protocol; |
1484 | char *usable_s; | |
1485 | int i; | |
0fbc9f11 | 1486 | |
27527aa0 BP |
1487 | if (!(usable_protocols & allowed_protocols)) { |
1488 | char *allowed_s = ofputil_protocols_to_string(allowed_protocols); | |
1489 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1490 | ovs_fatal(0, "none of the usable flow formats (%s) is among the " | |
1491 | "allowed flow formats (%s)", usable_s, allowed_s); | |
0fbc9f11 | 1492 | } |
0fbc9f11 | 1493 | |
27527aa0 BP |
1494 | /* If the initial flow format is allowed and usable, keep it. */ |
1495 | cur_protocol = open_vconn(remote, vconnp); | |
1496 | if (usable_protocols & allowed_protocols & cur_protocol) { | |
1497 | return cur_protocol; | |
1498 | } | |
1499 | ||
1500 | /* Otherwise try each flow format in turn. */ | |
1501 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
1502 | enum ofputil_protocol f = 1 << i; | |
1503 | ||
1504 | if (f != cur_protocol | |
1505 | && f & usable_protocols & allowed_protocols | |
1506 | && try_set_protocol(*vconnp, f, &cur_protocol)) { | |
1507 | return f; | |
1508 | } | |
0fbc9f11 | 1509 | } |
27527aa0 BP |
1510 | |
1511 | usable_s = ofputil_protocols_to_string(usable_protocols); | |
1512 | ovs_fatal(0, "switch does not support any of the usable flow " | |
1513 | "formats (%s)", usable_s); | |
0fbc9f11 BP |
1514 | } |
1515 | ||
db5076ee JR |
1516 | static void |
1517 | bundle_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, | |
1518 | size_t n_fms, enum ofputil_protocol usable_protocols) | |
1519 | { | |
1520 | enum ofputil_protocol protocol; | |
1521 | struct vconn *vconn; | |
1522 | struct ovs_list requests; | |
1523 | size_t i; | |
1524 | ||
417e7e66 | 1525 | ovs_list_init(&requests); |
db5076ee | 1526 | |
06d4d4b6 JR |
1527 | /* Bundles need OpenFlow 1.3+. */ |
1528 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
db5076ee JR |
1529 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
1530 | ||
1531 | for (i = 0; i < n_fms; i++) { | |
1532 | struct ofputil_flow_mod *fm = &fms[i]; | |
1533 | struct ofpbuf *request = ofputil_encode_flow_mod(fm, protocol); | |
1534 | ||
417e7e66 | 1535 | ovs_list_push_back(&requests, &request->list_node); |
db5076ee JR |
1536 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
1537 | } | |
1538 | ||
39c94593 | 1539 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
74cb32e3 | 1540 | ofpbuf_list_delete(&requests); |
db5076ee JR |
1541 | vconn_close(vconn); |
1542 | } | |
1543 | ||
064af421 | 1544 | static void |
e1fef0f9 | 1545 | ofctl_flow_mod__(const char *remote, struct ofputil_flow_mod *fms, |
db0b6c29 | 1546 | size_t n_fms, enum ofputil_protocol usable_protocols) |
064af421 | 1547 | { |
27527aa0 | 1548 | enum ofputil_protocol protocol; |
064af421 | 1549 | struct vconn *vconn; |
27527aa0 | 1550 | size_t i; |
4989c59f | 1551 | |
db5076ee JR |
1552 | if (bundle) { |
1553 | bundle_flow_mod__(remote, fms, n_fms, usable_protocols); | |
1554 | return; | |
1555 | } | |
1556 | ||
db0b6c29 | 1557 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
049c8dc2 | 1558 | |
27527aa0 BP |
1559 | for (i = 0; i < n_fms; i++) { |
1560 | struct ofputil_flow_mod *fm = &fms[i]; | |
0fbc9f11 | 1561 | |
27527aa0 | 1562 | transact_noreply(vconn, ofputil_encode_flow_mod(fm, protocol)); |
dc723c44 | 1563 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
4989c59f | 1564 | } |
064af421 | 1565 | vconn_close(vconn); |
88ca35ee BP |
1566 | } |
1567 | ||
064af421 | 1568 | static void |
db5076ee | 1569 | ofctl_flow_mod_file(int argc OVS_UNUSED, char *argv[], int command) |
064af421 | 1570 | { |
db0b6c29 | 1571 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
1572 | struct ofputil_flow_mod *fms = NULL; |
1573 | size_t n_fms = 0; | |
bdda5aca | 1574 | char *error; |
064af421 | 1575 | |
db5076ee JR |
1576 | if (command == OFPFC_ADD) { |
1577 | /* Allow the file to specify a mix of commands. If none specified at | |
1578 | * the beginning of any given line, then the default is OFPFC_ADD, so | |
1579 | * this is backwards compatible. */ | |
1580 | command = -2; | |
1581 | } | |
50f96b10 BP |
1582 | error = parse_ofp_flow_mod_file(argv[2], ports_to_accept(argv[1]), command, |
1583 | &fms, &n_fms, &usable_protocols); | |
bdda5aca BP |
1584 | if (error) { |
1585 | ovs_fatal(0, "%s", error); | |
1586 | } | |
db0b6c29 | 1587 | ofctl_flow_mod__(argv[1], fms, n_fms, usable_protocols); |
27527aa0 BP |
1588 | free(fms); |
1589 | } | |
1590 | ||
1591 | static void | |
e1fef0f9 | 1592 | ofctl_flow_mod(int argc, char *argv[], uint16_t command) |
27527aa0 | 1593 | { |
4989c59f | 1594 | if (argc > 2 && !strcmp(argv[2], "-")) { |
e1fef0f9 | 1595 | ofctl_flow_mod_file(argc, argv, command); |
27527aa0 BP |
1596 | } else { |
1597 | struct ofputil_flow_mod fm; | |
bdda5aca | 1598 | char *error; |
3200ed58 | 1599 | enum ofputil_protocol usable_protocols; |
bdda5aca | 1600 | |
50f96b10 BP |
1601 | error = parse_ofp_flow_mod_str(&fm, argc > 2 ? argv[2] : "", |
1602 | ports_to_accept(argv[1]), command, | |
ba2fe8e9 | 1603 | &usable_protocols); |
bdda5aca BP |
1604 | if (error) { |
1605 | ovs_fatal(0, "%s", error); | |
1606 | } | |
db0b6c29 | 1607 | ofctl_flow_mod__(argv[1], &fm, 1, usable_protocols); |
064af421 | 1608 | } |
4989c59f | 1609 | } |
88ca35ee | 1610 | |
4989c59f | 1611 | static void |
1636c761 | 1612 | ofctl_add_flow(struct ovs_cmdl_context *ctx) |
4989c59f | 1613 | { |
1636c761 | 1614 | ofctl_flow_mod(ctx->argc, ctx->argv, OFPFC_ADD); |
4989c59f BP |
1615 | } |
1616 | ||
1617 | static void | |
1636c761 | 1618 | ofctl_add_flows(struct ovs_cmdl_context *ctx) |
4989c59f | 1619 | { |
1636c761 | 1620 | ofctl_flow_mod_file(ctx->argc, ctx->argv, OFPFC_ADD); |
064af421 BP |
1621 | } |
1622 | ||
1623 | static void | |
1636c761 | 1624 | ofctl_mod_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1625 | { |
1636c761 | 1626 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_MODIFY_STRICT : OFPFC_MODIFY); |
064af421 BP |
1627 | } |
1628 | ||
88ca35ee | 1629 | static void |
1636c761 | 1630 | ofctl_del_flows(struct ovs_cmdl_context *ctx) |
064af421 | 1631 | { |
1636c761 | 1632 | ofctl_flow_mod(ctx->argc, ctx->argv, strict ? OFPFC_DELETE_STRICT : OFPFC_DELETE); |
064af421 BP |
1633 | } |
1634 | ||
6409e008 | 1635 | static bool |
54834960 | 1636 | set_packet_in_format(struct vconn *vconn, |
6409e008 BP |
1637 | enum nx_packet_in_format packet_in_format, |
1638 | bool must_succeed) | |
54834960 | 1639 | { |
3f4a1939 SH |
1640 | struct ofpbuf *spif; |
1641 | ||
1642 | spif = ofputil_make_set_packet_in_format(vconn_get_version(vconn), | |
1643 | packet_in_format); | |
6409e008 BP |
1644 | if (must_succeed) { |
1645 | transact_noreply(vconn, spif); | |
1646 | } else { | |
1647 | struct ofpbuf *reply; | |
1648 | ||
1649 | run(vconn_transact_noreply(vconn, spif, &reply), | |
1650 | "talking to %s", vconn_get_name(vconn)); | |
1651 | if (reply) { | |
50f96b10 | 1652 | char *s = ofp_to_string(reply->data, reply->size, NULL, 2); |
6409e008 BP |
1653 | VLOG_DBG("%s: failed to set packet in format to nx_packet_in, " |
1654 | "controller replied: %s.", | |
1655 | vconn_get_name(vconn), s); | |
1656 | free(s); | |
1657 | ofpbuf_delete(reply); | |
1658 | ||
1659 | return false; | |
1660 | } else { | |
1661 | VLOG_DBG("%s: using user-specified packet in format %s", | |
1662 | vconn_get_name(vconn), | |
1663 | ofputil_packet_in_format_to_string(packet_in_format)); | |
1664 | } | |
1665 | } | |
1666 | return true; | |
54834960 EJ |
1667 | } |
1668 | ||
f0fd1a17 PS |
1669 | static int |
1670 | monitor_set_invalid_ttl_to_controller(struct vconn *vconn) | |
1671 | { | |
ad99e2ed | 1672 | struct ofputil_switch_config config; |
f0fd1a17 PS |
1673 | |
1674 | fetch_switch_config(vconn, &config); | |
ad99e2ed BP |
1675 | if (!config.invalid_ttl_to_controller) { |
1676 | config.invalid_ttl_to_controller = 1; | |
f0fd1a17 PS |
1677 | set_switch_config(vconn, &config); |
1678 | ||
1679 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
1680 | * has ill-defined error reporting for bad flags, so this is about the |
1681 | * best we can do. */ | |
f0fd1a17 | 1682 | fetch_switch_config(vconn, &config); |
ad99e2ed | 1683 | if (!config.invalid_ttl_to_controller) { |
f0fd1a17 | 1684 | ovs_fatal(0, "setting invalid_ttl_to_controller failed (this " |
ad99e2ed | 1685 | "switch probably doesn't support this flag)"); |
f0fd1a17 PS |
1686 | } |
1687 | } | |
1688 | return 0; | |
1689 | } | |
1690 | ||
96761f58 BP |
1691 | /* Converts hex digits in 'hex' to an OpenFlow message in '*msgp'. The |
1692 | * caller must free '*msgp'. On success, returns NULL. On failure, returns | |
1693 | * an error message and stores NULL in '*msgp'. */ | |
1694 | static const char * | |
1695 | openflow_from_hex(const char *hex, struct ofpbuf **msgp) | |
1696 | { | |
1697 | struct ofp_header *oh; | |
1698 | struct ofpbuf *msg; | |
1699 | ||
1700 | msg = ofpbuf_new(strlen(hex) / 2); | |
1701 | *msgp = NULL; | |
1702 | ||
1703 | if (ofpbuf_put_hex(msg, hex, NULL)[0] != '\0') { | |
1704 | ofpbuf_delete(msg); | |
1705 | return "Trailing garbage in hex data"; | |
1706 | } | |
1707 | ||
6fd6ed71 | 1708 | if (msg->size < sizeof(struct ofp_header)) { |
96761f58 BP |
1709 | ofpbuf_delete(msg); |
1710 | return "Message too short for OpenFlow"; | |
1711 | } | |
1712 | ||
6fd6ed71 PS |
1713 | oh = msg->data; |
1714 | if (msg->size != ntohs(oh->length)) { | |
96761f58 BP |
1715 | ofpbuf_delete(msg); |
1716 | return "Message size does not match length in OpenFlow header"; | |
1717 | } | |
1718 | ||
1719 | *msgp = msg; | |
1720 | return NULL; | |
1721 | } | |
1722 | ||
1723 | static void | |
1724 | ofctl_send(struct unixctl_conn *conn, int argc, | |
1725 | const char *argv[], void *vconn_) | |
1726 | { | |
1727 | struct vconn *vconn = vconn_; | |
1728 | struct ds reply; | |
1729 | bool ok; | |
1730 | int i; | |
1731 | ||
1732 | ok = true; | |
1733 | ds_init(&reply); | |
1734 | for (i = 1; i < argc; i++) { | |
1735 | const char *error_msg; | |
1736 | struct ofpbuf *msg; | |
1737 | int error; | |
1738 | ||
1739 | error_msg = openflow_from_hex(argv[i], &msg); | |
1740 | if (error_msg) { | |
1741 | ds_put_format(&reply, "%s\n", error_msg); | |
1742 | ok = false; | |
1743 | continue; | |
1744 | } | |
1745 | ||
1746 | fprintf(stderr, "send: "); | |
50f96b10 BP |
1747 | ofp_print(stderr, msg->data, msg->size, |
1748 | ports_to_show(vconn_get_name(vconn)), verbosity); | |
96761f58 BP |
1749 | |
1750 | error = vconn_send_block(vconn, msg); | |
1751 | if (error) { | |
1752 | ofpbuf_delete(msg); | |
10a89ef0 | 1753 | ds_put_format(&reply, "%s\n", ovs_strerror(error)); |
96761f58 BP |
1754 | ok = false; |
1755 | } else { | |
1756 | ds_put_cstr(&reply, "sent\n"); | |
1757 | } | |
1758 | } | |
bde9f75d EJ |
1759 | |
1760 | if (ok) { | |
1761 | unixctl_command_reply(conn, ds_cstr(&reply)); | |
1762 | } else { | |
1763 | unixctl_command_reply_error(conn, ds_cstr(&reply)); | |
1764 | } | |
96761f58 BP |
1765 | ds_destroy(&reply); |
1766 | } | |
1767 | ||
6dd3c787 JR |
1768 | static void |
1769 | unixctl_packet_out(struct unixctl_conn *conn, int OVS_UNUSED argc, | |
1770 | const char *argv[], void *vconn_) | |
1771 | { | |
1772 | struct vconn *vconn = vconn_; | |
1773 | enum ofputil_protocol protocol | |
1774 | = ofputil_protocol_from_ofp_version(vconn_get_version(vconn)); | |
1775 | struct ds reply = DS_EMPTY_INITIALIZER; | |
1776 | bool ok = true; | |
1777 | ||
1778 | enum ofputil_protocol usable_protocols; | |
1779 | struct ofputil_packet_out po; | |
1780 | char *error_msg; | |
1781 | ||
50f96b10 BP |
1782 | error_msg = parse_ofp_packet_out_str( |
1783 | &po, argv[1], ports_to_accept(vconn_get_name(vconn)), | |
1784 | &usable_protocols); | |
6dd3c787 JR |
1785 | if (error_msg) { |
1786 | ds_put_format(&reply, "%s\n", error_msg); | |
1787 | free(error_msg); | |
1788 | ok = false; | |
1789 | } | |
1790 | ||
1791 | if (ok && !(usable_protocols & protocol)) { | |
1792 | ds_put_format(&reply, "PACKET_OUT actions are incompatible with the OpenFlow connection.\n"); | |
1793 | ok = false; | |
1794 | } | |
1795 | ||
1796 | if (ok) { | |
1797 | struct ofpbuf *msg = ofputil_encode_packet_out(&po, protocol); | |
1798 | ||
50f96b10 BP |
1799 | ofp_print(stderr, msg->data, msg->size, |
1800 | ports_to_show(vconn_get_name(vconn)), verbosity); | |
6dd3c787 JR |
1801 | |
1802 | int error = vconn_send_block(vconn, msg); | |
1803 | if (error) { | |
1804 | ofpbuf_delete(msg); | |
1805 | ds_put_format(&reply, "%s\n", ovs_strerror(error)); | |
1806 | ok = false; | |
1807 | } | |
1808 | } | |
1809 | ||
1810 | if (ok) { | |
1811 | unixctl_command_reply(conn, ds_cstr(&reply)); | |
1812 | } else { | |
1813 | unixctl_command_reply_error(conn, ds_cstr(&reply)); | |
1814 | } | |
1815 | ds_destroy(&reply); | |
1816 | ||
1817 | if (!error_msg) { | |
1818 | free(CONST_CAST(void *, po.packet)); | |
1819 | free(po.ofpacts); | |
1820 | } | |
1821 | } | |
1822 | ||
bb638b9a BP |
1823 | struct barrier_aux { |
1824 | struct vconn *vconn; /* OpenFlow connection for sending barrier. */ | |
1825 | struct unixctl_conn *conn; /* Connection waiting for barrier response. */ | |
1826 | }; | |
1827 | ||
1828 | static void | |
1829 | ofctl_barrier(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
1830 | const char *argv[] OVS_UNUSED, void *aux_) | |
1831 | { | |
1832 | struct barrier_aux *aux = aux_; | |
1833 | struct ofpbuf *msg; | |
1834 | int error; | |
1835 | ||
1836 | if (aux->conn) { | |
bde9f75d | 1837 | unixctl_command_reply_error(conn, "already waiting for barrier reply"); |
bb638b9a BP |
1838 | return; |
1839 | } | |
1840 | ||
a0ae0b6e | 1841 | msg = ofputil_encode_barrier_request(vconn_get_version(aux->vconn)); |
bb638b9a BP |
1842 | error = vconn_send_block(aux->vconn, msg); |
1843 | if (error) { | |
1844 | ofpbuf_delete(msg); | |
10a89ef0 | 1845 | unixctl_command_reply_error(conn, ovs_strerror(error)); |
bb638b9a BP |
1846 | } else { |
1847 | aux->conn = conn; | |
1848 | } | |
1849 | } | |
1850 | ||
1e1d00a5 BP |
1851 | static void |
1852 | ofctl_set_output_file(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
1853 | const char *argv[], void *aux OVS_UNUSED) | |
1854 | { | |
1855 | int fd; | |
1856 | ||
1857 | fd = open(argv[1], O_CREAT | O_TRUNC | O_WRONLY, 0666); | |
1858 | if (fd < 0) { | |
10a89ef0 | 1859 | unixctl_command_reply_error(conn, ovs_strerror(errno)); |
1e1d00a5 BP |
1860 | return; |
1861 | } | |
1862 | ||
1863 | fflush(stderr); | |
1864 | dup2(fd, STDERR_FILENO); | |
1865 | close(fd); | |
bde9f75d | 1866 | unixctl_command_reply(conn, NULL); |
1e1d00a5 BP |
1867 | } |
1868 | ||
2b07c8b1 BP |
1869 | static void |
1870 | ofctl_block(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 1871 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 1872 | { |
4f8f2439 | 1873 | bool *blocked = blocked_; |
2b07c8b1 | 1874 | |
4f8f2439 BP |
1875 | if (!*blocked) { |
1876 | *blocked = true; | |
1877 | unixctl_command_reply(conn, NULL); | |
1878 | } else { | |
2b07c8b1 | 1879 | unixctl_command_reply(conn, "already blocking"); |
2b07c8b1 BP |
1880 | } |
1881 | } | |
1882 | ||
1883 | static void | |
1884 | ofctl_unblock(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4f8f2439 | 1885 | const char *argv[] OVS_UNUSED, void *blocked_) |
2b07c8b1 | 1886 | { |
4f8f2439 | 1887 | bool *blocked = blocked_; |
2b07c8b1 | 1888 | |
4f8f2439 BP |
1889 | if (*blocked) { |
1890 | *blocked = false; | |
2b07c8b1 | 1891 | unixctl_command_reply(conn, NULL); |
4f8f2439 BP |
1892 | } else { |
1893 | unixctl_command_reply(conn, "already unblocked"); | |
2b07c8b1 BP |
1894 | } |
1895 | } | |
1896 | ||
140f36ba | 1897 | /* Prints to stderr all of the messages received on 'vconn'. |
05f453a8 BP |
1898 | * |
1899 | * Iff 'reply_to_echo_requests' is true, sends a reply to any echo request | |
77ab5fd2 BP |
1900 | * received on 'vconn'. |
1901 | * | |
1902 | * If 'resume_continuations' is true, sends an NXT_RESUME in reply to any | |
1903 | * NXT_PACKET_IN2 that includes a continuation. */ | |
064af421 | 1904 | static void |
77ab5fd2 BP |
1905 | monitor_vconn(struct vconn *vconn, bool reply_to_echo_requests, |
1906 | bool resume_continuations) | |
0caf6bde | 1907 | { |
bb638b9a | 1908 | struct barrier_aux barrier_aux = { vconn, NULL }; |
1eb85ef5 EJ |
1909 | struct unixctl_server *server; |
1910 | bool exiting = false; | |
4f8f2439 | 1911 | bool blocked = false; |
7d0c5973 | 1912 | int error; |
1eb85ef5 | 1913 | |
7d0c5973 | 1914 | daemon_save_fd(STDERR_FILENO); |
e91b927d | 1915 | daemonize_start(false); |
19945013 | 1916 | error = unixctl_server_create(unixctl_path, &server); |
1eb85ef5 EJ |
1917 | if (error) { |
1918 | ovs_fatal(error, "failed to create unixctl server"); | |
1919 | } | |
1920 | unixctl_command_register("exit", "", 0, 0, ofctl_exit, &exiting); | |
96761f58 BP |
1921 | unixctl_command_register("ofctl/send", "OFMSG...", 1, INT_MAX, |
1922 | ofctl_send, vconn); | |
6dd3c787 JR |
1923 | unixctl_command_register("ofctl/packet-out", "\"in_port=<port> packet=<hex data> actions=...\"", 1, 1, |
1924 | unixctl_packet_out, vconn); | |
bb638b9a BP |
1925 | unixctl_command_register("ofctl/barrier", "", 0, 0, |
1926 | ofctl_barrier, &barrier_aux); | |
1e1d00a5 BP |
1927 | unixctl_command_register("ofctl/set-output-file", "FILE", 1, 1, |
1928 | ofctl_set_output_file, NULL); | |
2b07c8b1 | 1929 | |
4f8f2439 BP |
1930 | unixctl_command_register("ofctl/block", "", 0, 0, ofctl_block, &blocked); |
1931 | unixctl_command_register("ofctl/unblock", "", 0, 0, ofctl_unblock, | |
1932 | &blocked); | |
2b07c8b1 | 1933 | |
1eb85ef5 EJ |
1934 | daemonize_complete(); |
1935 | ||
77ab5fd2 BP |
1936 | enum ofp_version version = vconn_get_version(vconn); |
1937 | enum ofputil_protocol protocol | |
1938 | = ofputil_protocol_from_ofp_version(version); | |
1939 | ||
0caf6bde BP |
1940 | for (;;) { |
1941 | struct ofpbuf *b; | |
1eb85ef5 EJ |
1942 | int retval; |
1943 | ||
1944 | unixctl_server_run(server); | |
982697a4 | 1945 | |
4f8f2439 | 1946 | while (!blocked) { |
982697a4 | 1947 | enum ofptype type; |
bb638b9a | 1948 | |
1eb85ef5 EJ |
1949 | retval = vconn_recv(vconn, &b); |
1950 | if (retval == EAGAIN) { | |
1951 | break; | |
1952 | } | |
1eb85ef5 | 1953 | run(retval, "vconn_recv"); |
31c6fcd7 | 1954 | |
0c9560b7 | 1955 | if (timestamp) { |
2b31d8e7 PI |
1956 | char *s = xastrftime_msec("%Y-%m-%d %H:%M:%S.###: ", |
1957 | time_wall_msec(), true); | |
0c9560b7 | 1958 | fputs(s, stderr); |
3e78870d | 1959 | free(s); |
0c9560b7 | 1960 | } |
31c6fcd7 | 1961 | |
6fd6ed71 | 1962 | ofptype_decode(&type, b->data); |
50f96b10 BP |
1963 | ofp_print(stderr, b->data, b->size, |
1964 | ports_to_show(vconn_get_name(vconn)), verbosity + 2); | |
eafa7af8 | 1965 | fflush(stderr); |
bb638b9a | 1966 | |
05f453a8 BP |
1967 | switch ((int) type) { |
1968 | case OFPTYPE_BARRIER_REPLY: | |
1969 | if (barrier_aux.conn) { | |
1970 | unixctl_command_reply(barrier_aux.conn, NULL); | |
1971 | barrier_aux.conn = NULL; | |
1972 | } | |
1973 | break; | |
1974 | ||
1975 | case OFPTYPE_ECHO_REQUEST: | |
1976 | if (reply_to_echo_requests) { | |
1977 | struct ofpbuf *reply; | |
1978 | ||
6fd6ed71 | 1979 | reply = make_echo_reply(b->data); |
05f453a8 BP |
1980 | retval = vconn_send_block(vconn, reply); |
1981 | if (retval) { | |
1982 | ovs_fatal(retval, "failed to send echo reply"); | |
1983 | } | |
1984 | } | |
1985 | break; | |
77ab5fd2 BP |
1986 | |
1987 | case OFPTYPE_PACKET_IN: | |
1988 | if (resume_continuations) { | |
1989 | struct ofputil_packet_in pin; | |
1990 | struct ofpbuf continuation; | |
1991 | ||
3cddeff0 YHW |
1992 | error = ofputil_decode_packet_in(b->data, true, NULL, NULL, |
1993 | &pin, NULL, NULL, | |
77ab5fd2 BP |
1994 | &continuation); |
1995 | if (error) { | |
1996 | fprintf(stderr, "decoding packet-in failed: %s", | |
1997 | ofperr_to_string(error)); | |
1998 | } else if (continuation.size) { | |
1999 | struct ofpbuf *reply; | |
2000 | ||
2001 | reply = ofputil_encode_resume(&pin, &continuation, | |
2002 | protocol); | |
2003 | ||
2004 | fprintf(stderr, "send: "); | |
2005 | ofp_print(stderr, reply->data, reply->size, | |
50f96b10 | 2006 | ports_to_show(vconn_get_name(vconn)), |
77ab5fd2 BP |
2007 | verbosity + 2); |
2008 | fflush(stderr); | |
2009 | ||
2010 | retval = vconn_send_block(vconn, reply); | |
2011 | if (retval) { | |
2012 | ovs_fatal(retval, "failed to send NXT_RESUME"); | |
2013 | } | |
2014 | } | |
2015 | } | |
2016 | break; | |
bb638b9a | 2017 | } |
05f453a8 | 2018 | ofpbuf_delete(b); |
1eb85ef5 EJ |
2019 | } |
2020 | ||
2021 | if (exiting) { | |
2022 | break; | |
2023 | } | |
2024 | ||
2025 | vconn_run(vconn); | |
2026 | vconn_run_wait(vconn); | |
4f8f2439 BP |
2027 | if (!blocked) { |
2028 | vconn_recv_wait(vconn); | |
2029 | } | |
1eb85ef5 EJ |
2030 | unixctl_server_wait(server); |
2031 | poll_block(); | |
0caf6bde | 2032 | } |
828c72d0 BP |
2033 | vconn_close(vconn); |
2034 | unixctl_server_destroy(server); | |
0caf6bde BP |
2035 | } |
2036 | ||
2037 | static void | |
1636c761 | 2038 | ofctl_monitor(struct ovs_cmdl_context *ctx) |
064af421 BP |
2039 | { |
2040 | struct vconn *vconn; | |
2b07c8b1 | 2041 | int i; |
db0b6c29 | 2042 | enum ofputil_protocol usable_protocols; |
064af421 | 2043 | |
ad99e2ed BP |
2044 | /* If the user wants the invalid_ttl_to_controller feature, limit the |
2045 | * OpenFlow versions to those that support that feature. (Support in | |
2046 | * OpenFlow 1.0 is an Open vSwitch extension.) */ | |
2047 | for (i = 2; i < ctx->argc; i++) { | |
2048 | if (!strcmp(ctx->argv[i], "invalid_ttl")) { | |
2049 | uint32_t usable_versions = ((1u << OFP10_VERSION) | | |
2050 | (1u << OFP11_VERSION) | | |
2051 | (1u << OFP12_VERSION)); | |
2052 | uint32_t allowed_versions = get_allowed_ofp_versions(); | |
2053 | if (!(allowed_versions & usable_versions)) { | |
2054 | struct ds versions = DS_EMPTY_INITIALIZER; | |
2055 | ofputil_format_version_bitmap_names(&versions, | |
2056 | usable_versions); | |
2057 | ovs_fatal(0, "invalid_ttl requires one of the OpenFlow " | |
2058 | "versions %s but none is enabled (use -O)", | |
2059 | ds_cstr(&versions)); | |
2060 | } | |
2061 | mask_allowed_ofp_versions(usable_versions); | |
2062 | break; | |
2063 | } | |
2064 | } | |
2065 | ||
1636c761 | 2066 | open_vconn(ctx->argv[1], &vconn); |
77ab5fd2 | 2067 | bool resume_continuations = false; |
1636c761 RB |
2068 | for (i = 2; i < ctx->argc; i++) { |
2069 | const char *arg = ctx->argv[i]; | |
064af421 | 2070 | |
2b07c8b1 | 2071 | if (isdigit((unsigned char) *arg)) { |
ad99e2ed | 2072 | struct ofputil_switch_config config; |
2b07c8b1 BP |
2073 | |
2074 | fetch_switch_config(vconn, &config); | |
ad99e2ed | 2075 | config.miss_send_len = atoi(arg); |
2b07c8b1 BP |
2076 | set_switch_config(vconn, &config); |
2077 | } else if (!strcmp(arg, "invalid_ttl")) { | |
f0fd1a17 | 2078 | monitor_set_invalid_ttl_to_controller(vconn); |
2b07c8b1 BP |
2079 | } else if (!strncmp(arg, "watch:", 6)) { |
2080 | struct ofputil_flow_monitor_request fmr; | |
2081 | struct ofpbuf *msg; | |
bdda5aca | 2082 | char *error; |
2b07c8b1 | 2083 | |
db0b6c29 | 2084 | error = parse_flow_monitor_request(&fmr, arg + 6, |
50f96b10 | 2085 | ports_to_accept(ctx->argv[1]), |
db0b6c29 | 2086 | &usable_protocols); |
bdda5aca BP |
2087 | if (error) { |
2088 | ovs_fatal(0, "%s", error); | |
2089 | } | |
2b07c8b1 BP |
2090 | |
2091 | msg = ofpbuf_new(0); | |
2092 | ofputil_append_flow_monitor_request(&fmr, msg); | |
182b2eef | 2093 | dump_transaction(vconn, msg); |
eafa7af8 | 2094 | fflush(stdout); |
77ab5fd2 BP |
2095 | } else if (!strcmp(arg, "resume")) { |
2096 | /* This option is intentionally undocumented because it is meant | |
2097 | * only for testing. */ | |
2098 | resume_continuations = true; | |
2099 | ||
2100 | /* Set miss_send_len to ensure that we get packet-ins. */ | |
2101 | struct ofputil_switch_config config; | |
2102 | fetch_switch_config(vconn, &config); | |
2103 | config.miss_send_len = UINT16_MAX; | |
2104 | set_switch_config(vconn, &config); | |
2b07c8b1 BP |
2105 | } else { |
2106 | ovs_fatal(0, "%s: unsupported \"monitor\" argument", arg); | |
f0fd1a17 PS |
2107 | } |
2108 | } | |
2b07c8b1 | 2109 | |
ca8526e0 | 2110 | if (preferred_packet_in_format >= 0) { |
6409e008 BP |
2111 | /* A particular packet-in format was requested, so we must set it. */ |
2112 | set_packet_in_format(vconn, preferred_packet_in_format, true); | |
ca8526e0 | 2113 | } else { |
6409e008 BP |
2114 | /* Otherwise, we always prefer NXT_PACKET_IN2. */ |
2115 | if (!set_packet_in_format(vconn, NXPIF_NXT_PACKET_IN2, false)) { | |
2116 | /* We can't get NXT_PACKET_IN2. For OpenFlow 1.0 only, request | |
2117 | * NXT_PACKET_IN. (Before 2.6, Open vSwitch will accept a request | |
2118 | * for NXT_PACKET_IN with OF1.1+, but even after that it still | |
2119 | * sends packet-ins in the OpenFlow native format.) */ | |
2120 | if (vconn_get_version(vconn) == OFP10_VERSION) { | |
2121 | set_packet_in_format(vconn, NXPIF_NXT_PACKET_IN, false); | |
f02b12c4 | 2122 | } |
ca8526e0 BP |
2123 | } |
2124 | } | |
2125 | ||
77ab5fd2 | 2126 | monitor_vconn(vconn, true, resume_continuations); |
0caf6bde BP |
2127 | } |
2128 | ||
2129 | static void | |
1636c761 | 2130 | ofctl_snoop(struct ovs_cmdl_context *ctx) |
0caf6bde BP |
2131 | { |
2132 | struct vconn *vconn; | |
2133 | ||
1636c761 | 2134 | open_vconn__(ctx->argv[1], SNOOP, &vconn); |
77ab5fd2 | 2135 | monitor_vconn(vconn, false, false); |
064af421 BP |
2136 | } |
2137 | ||
2138 | static void | |
1636c761 | 2139 | ofctl_dump_ports(struct ovs_cmdl_context *ctx) |
064af421 | 2140 | { |
abaad8cf | 2141 | struct ofpbuf *request; |
53514387 | 2142 | struct vconn *vconn; |
4e022ec0 | 2143 | ofp_port_t port; |
abaad8cf | 2144 | |
1636c761 RB |
2145 | open_vconn(ctx->argv[1], &vconn); |
2146 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
f8e4867e | 2147 | request = ofputil_encode_dump_ports_request(vconn_get_version(vconn), port); |
182b2eef | 2148 | dump_transaction(vconn, request); |
53514387 | 2149 | vconn_close(vconn); |
064af421 BP |
2150 | } |
2151 | ||
2be393ed | 2152 | static void |
1636c761 | 2153 | ofctl_dump_ports_desc(struct ovs_cmdl_context *ctx) |
2be393ed | 2154 | { |
70ae4f93 BP |
2155 | struct ofpbuf *request; |
2156 | struct vconn *vconn; | |
2157 | ofp_port_t port; | |
2158 | ||
1636c761 RB |
2159 | open_vconn(ctx->argv[1], &vconn); |
2160 | port = ctx->argc > 2 ? str_to_port_no(ctx->argv[1], ctx->argv[2]) : OFPP_ANY; | |
70ae4f93 BP |
2161 | request = ofputil_encode_port_desc_stats_request(vconn_get_version(vconn), |
2162 | port); | |
182b2eef | 2163 | dump_transaction(vconn, request); |
70ae4f93 | 2164 | vconn_close(vconn); |
2be393ed JP |
2165 | } |
2166 | ||
064af421 | 2167 | static void |
1636c761 | 2168 | ofctl_probe(struct ovs_cmdl_context *ctx) |
064af421 BP |
2169 | { |
2170 | struct ofpbuf *request; | |
2171 | struct vconn *vconn; | |
2172 | struct ofpbuf *reply; | |
2173 | ||
1636c761 | 2174 | open_vconn(ctx->argv[1], &vconn); |
1a126c0c | 2175 | request = make_echo_request(vconn_get_version(vconn)); |
1636c761 | 2176 | run(vconn_transact(vconn, request, &reply), "talking to %s", ctx->argv[1]); |
6fd6ed71 | 2177 | if (reply->size != sizeof(struct ofp_header)) { |
064af421 BP |
2178 | ovs_fatal(0, "reply does not match request"); |
2179 | } | |
2180 | ofpbuf_delete(reply); | |
2181 | vconn_close(vconn); | |
2182 | } | |
2183 | ||
0c3d5fc8 | 2184 | static void |
1636c761 | 2185 | ofctl_packet_out(struct ovs_cmdl_context *ctx) |
0c3d5fc8 | 2186 | { |
6dd3c787 | 2187 | enum ofputil_protocol usable_protocols; |
de0f3156 | 2188 | enum ofputil_protocol protocol; |
0c3d5fc8 | 2189 | struct ofputil_packet_out po; |
0c3d5fc8 | 2190 | struct vconn *vconn; |
6dd3c787 | 2191 | struct ofpbuf *opo; |
bdda5aca | 2192 | char *error; |
0c3d5fc8 | 2193 | |
35eb6326 | 2194 | match_init_catchall(&po.flow_metadata); |
6dd3c787 JR |
2195 | /* Use the old syntax when more than 4 arguments are given. */ |
2196 | if (ctx->argc > 4) { | |
2197 | struct ofpbuf ofpacts; | |
2198 | int i; | |
0c3d5fc8 | 2199 | |
6dd3c787 | 2200 | ofpbuf_init(&ofpacts, 64); |
efefbcae BP |
2201 | struct ofpact_parse_params pp = { |
2202 | .port_map = ports_to_accept(ctx->argv[1]), | |
2203 | .ofpacts = &ofpacts, | |
2204 | .usable_protocols = &usable_protocols | |
2205 | }; | |
2206 | error = ofpacts_parse_actions(ctx->argv[3], &pp); | |
6dd3c787 JR |
2207 | if (error) { |
2208 | ovs_fatal(0, "%s", error); | |
2209 | } | |
0c3d5fc8 | 2210 | |
6dd3c787 | 2211 | po.buffer_id = UINT32_MAX; |
35eb6326 YHW |
2212 | match_set_in_port(&po.flow_metadata, |
2213 | str_to_port_no(ctx->argv[1], ctx->argv[2])); | |
6dd3c787 JR |
2214 | po.ofpacts = ofpacts.data; |
2215 | po.ofpacts_len = ofpacts.size; | |
cb1145d1 | 2216 | po.flow_metadata.flow.packet_type = htonl(PT_ETH); |
0c3d5fc8 | 2217 | |
6dd3c787 JR |
2218 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, |
2219 | usable_protocols); | |
2220 | for (i = 4; i < ctx->argc; i++) { | |
2221 | struct dp_packet *packet; | |
2222 | const char *error_msg; | |
2223 | ||
2224 | error_msg = eth_from_hex(ctx->argv[i], &packet); | |
2225 | if (error_msg) { | |
2226 | ovs_fatal(0, "%s", error_msg); | |
2227 | } | |
0c3d5fc8 | 2228 | |
6dd3c787 JR |
2229 | po.packet = dp_packet_data(packet); |
2230 | po.packet_len = dp_packet_size(packet); | |
2231 | opo = ofputil_encode_packet_out(&po, protocol); | |
2232 | transact_noreply(vconn, opo); | |
2233 | dp_packet_delete(packet); | |
2234 | } | |
2235 | vconn_close(vconn); | |
2236 | ofpbuf_uninit(&ofpacts); | |
2237 | } else if (ctx->argc == 3) { | |
50f96b10 BP |
2238 | error = parse_ofp_packet_out_str(&po, ctx->argv[2], |
2239 | ports_to_accept(ctx->argv[1]), | |
2240 | &usable_protocols); | |
6dd3c787 JR |
2241 | if (error) { |
2242 | ovs_fatal(0, "%s", error); | |
2243 | } | |
2244 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, | |
2245 | usable_protocols); | |
de0f3156 | 2246 | opo = ofputil_encode_packet_out(&po, protocol); |
0c3d5fc8 | 2247 | transact_noreply(vconn, opo); |
5a329e85 | 2248 | vconn_close(vconn); |
6dd3c787 JR |
2249 | free(CONST_CAST(void *, po.packet)); |
2250 | free(po.ofpacts); | |
2251 | } else { | |
2252 | ovs_fatal(0, "Too many arguments (%d)", ctx->argc); | |
0c3d5fc8 | 2253 | } |
0c3d5fc8 BP |
2254 | } |
2255 | ||
064af421 | 2256 | static void |
1636c761 | 2257 | ofctl_mod_port(struct ovs_cmdl_context *ctx) |
064af421 | 2258 | { |
28124950 BP |
2259 | struct ofp_config_flag { |
2260 | const char *name; /* The flag's name. */ | |
2261 | enum ofputil_port_config bit; /* Bit to turn on or off. */ | |
2262 | bool on; /* Value to set the bit to. */ | |
2263 | }; | |
2264 | static const struct ofp_config_flag flags[] = { | |
2265 | { "up", OFPUTIL_PC_PORT_DOWN, false }, | |
2266 | { "down", OFPUTIL_PC_PORT_DOWN, true }, | |
2267 | { "stp", OFPUTIL_PC_NO_STP, false }, | |
2268 | { "receive", OFPUTIL_PC_NO_RECV, false }, | |
2269 | { "receive-stp", OFPUTIL_PC_NO_RECV_STP, false }, | |
2270 | { "flood", OFPUTIL_PC_NO_FLOOD, false }, | |
2271 | { "forward", OFPUTIL_PC_NO_FWD, false }, | |
2272 | { "packet-in", OFPUTIL_PC_NO_PACKET_IN, false }, | |
2273 | }; | |
2274 | ||
2275 | const struct ofp_config_flag *flag; | |
9e1fd49b BP |
2276 | enum ofputil_protocol protocol; |
2277 | struct ofputil_port_mod pm; | |
2278 | struct ofputil_phy_port pp; | |
064af421 | 2279 | struct vconn *vconn; |
28124950 BP |
2280 | const char *command; |
2281 | bool not; | |
064af421 | 2282 | |
1636c761 | 2283 | fetch_ofputil_phy_port(ctx->argv[1], ctx->argv[2], &pp); |
064af421 | 2284 | |
9e1fd49b | 2285 | pm.port_no = pp.port_no; |
74ff3298 | 2286 | pm.hw_addr = pp.hw_addr; |
2f2b904f | 2287 | pm.hw_addr64 = pp.hw_addr64; |
9e1fd49b BP |
2288 | pm.config = 0; |
2289 | pm.mask = 0; | |
2290 | pm.advertise = 0; | |
064af421 | 2291 | |
1636c761 RB |
2292 | if (!strncasecmp(ctx->argv[3], "no-", 3)) { |
2293 | command = ctx->argv[3] + 3; | |
28124950 | 2294 | not = true; |
1636c761 RB |
2295 | } else if (!strncasecmp(ctx->argv[3], "no", 2)) { |
2296 | command = ctx->argv[3] + 2; | |
28124950 | 2297 | not = true; |
064af421 | 2298 | } else { |
1636c761 | 2299 | command = ctx->argv[3]; |
28124950 BP |
2300 | not = false; |
2301 | } | |
2302 | for (flag = flags; flag < &flags[ARRAY_SIZE(flags)]; flag++) { | |
2303 | if (!strcasecmp(command, flag->name)) { | |
2304 | pm.mask = flag->bit; | |
2305 | pm.config = flag->on ^ not ? flag->bit : 0; | |
2306 | goto found; | |
2307 | } | |
064af421 | 2308 | } |
1636c761 | 2309 | ovs_fatal(0, "unknown mod-port command '%s'", ctx->argv[3]); |
064af421 | 2310 | |
28124950 | 2311 | found: |
1636c761 | 2312 | protocol = open_vconn(ctx->argv[1], &vconn); |
9e1fd49b | 2313 | transact_noreply(vconn, ofputil_encode_port_mod(&pm, protocol)); |
064af421 BP |
2314 | vconn_close(vconn); |
2315 | } | |
2316 | ||
de7d3c07 SJ |
2317 | /* This function uses OFPMP14_TABLE_DESC request to get the current |
2318 | * table configuration from switch. The function then modifies | |
2319 | * only that table-config property, which has been requested. */ | |
2320 | static void | |
2321 | fetch_table_desc(struct vconn *vconn, struct ofputil_table_mod *tm, | |
2322 | struct ofputil_table_desc *td) | |
2323 | { | |
2324 | struct ofpbuf *request; | |
2325 | ovs_be32 send_xid; | |
2326 | bool done = false; | |
2327 | bool found = false; | |
2328 | ||
2329 | request = ofputil_encode_table_desc_request(vconn_get_version(vconn)); | |
2330 | send_xid = ((struct ofp_header *) request->data)->xid; | |
2331 | send_openflow_buffer(vconn, request); | |
2332 | while (!done) { | |
2333 | ovs_be32 recv_xid; | |
2334 | struct ofpbuf *reply; | |
2335 | ||
2336 | run(vconn_recv_block(vconn, &reply), "OpenFlow packet receive failed"); | |
2337 | recv_xid = ((struct ofp_header *) reply->data)->xid; | |
2338 | if (send_xid == recv_xid) { | |
2339 | struct ofp_header *oh = reply->data; | |
0a2869d5 | 2340 | struct ofpbuf b = ofpbuf_const_initializer(oh, ntohs(oh->length)); |
de7d3c07 | 2341 | |
0a2869d5 | 2342 | enum ofptype type; |
de7d3c07 SJ |
2343 | if (ofptype_pull(&type, &b) |
2344 | || type != OFPTYPE_TABLE_DESC_REPLY) { | |
2345 | ovs_fatal(0, "received bad reply: %s", | |
50f96b10 | 2346 | ofp_to_string(reply->data, reply->size, NULL, |
de7d3c07 SJ |
2347 | verbosity + 1)); |
2348 | } | |
0a2869d5 | 2349 | uint16_t flags = ofpmp_flags(oh); |
de7d3c07 SJ |
2350 | done = !(flags & OFPSF_REPLY_MORE); |
2351 | if (found) { | |
2352 | /* We've already found the table desc consisting of current | |
2353 | * table configuration, but we need to drain the queue of | |
2354 | * any other replies for this request. */ | |
2355 | continue; | |
2356 | } | |
2357 | while (!ofputil_decode_table_desc(&b, td, oh->version)) { | |
2358 | if (td->table_id == tm->table_id) { | |
2359 | found = true; | |
2360 | break; | |
2361 | } | |
2362 | } | |
2363 | } else { | |
2364 | VLOG_DBG("received reply with xid %08"PRIx32" " | |
2365 | "!= expected %08"PRIx32, recv_xid, send_xid); | |
2366 | } | |
2367 | ofpbuf_delete(reply); | |
2368 | } | |
2369 | if (tm->eviction != OFPUTIL_TABLE_EVICTION_DEFAULT) { | |
2370 | tm->vacancy = td->vacancy; | |
2371 | tm->table_vacancy.vacancy_down = td->table_vacancy.vacancy_down; | |
2372 | tm->table_vacancy.vacancy_up = td->table_vacancy.vacancy_up; | |
2373 | } else if (tm->vacancy != OFPUTIL_TABLE_VACANCY_DEFAULT) { | |
2374 | tm->eviction = td->eviction; | |
2375 | tm->eviction_flags = td->eviction_flags; | |
2376 | } | |
2377 | } | |
2378 | ||
918f2b82 | 2379 | static void |
1636c761 | 2380 | ofctl_mod_table(struct ovs_cmdl_context *ctx) |
918f2b82 | 2381 | { |
82c22d34 | 2382 | uint32_t usable_versions; |
918f2b82 AZ |
2383 | struct ofputil_table_mod tm; |
2384 | struct vconn *vconn; | |
2385 | char *error; | |
de7d3c07 | 2386 | int i; |
918f2b82 | 2387 | |
82c22d34 BP |
2388 | error = parse_ofp_table_mod(&tm, ctx->argv[2], ctx->argv[3], |
2389 | &usable_versions); | |
918f2b82 AZ |
2390 | if (error) { |
2391 | ovs_fatal(0, "%s", error); | |
2392 | } | |
2393 | ||
82c22d34 BP |
2394 | uint32_t allowed_versions = get_allowed_ofp_versions(); |
2395 | if (!(allowed_versions & usable_versions)) { | |
2396 | struct ds versions = DS_EMPTY_INITIALIZER; | |
de7d3c07 | 2397 | ofputil_format_version_bitmap_names(&versions, usable_versions); |
82c22d34 | 2398 | ovs_fatal(0, "table_mod '%s' requires one of the OpenFlow " |
de7d3c07 | 2399 | "versions %s", |
82c22d34 | 2400 | ctx->argv[3], ds_cstr(&versions)); |
918f2b82 | 2401 | } |
82c22d34 | 2402 | mask_allowed_ofp_versions(usable_versions); |
82c22d34 | 2403 | enum ofputil_protocol protocol = open_vconn(ctx->argv[1], &vconn); |
de7d3c07 SJ |
2404 | |
2405 | /* For OpenFlow 1.4+, ovs-ofctl mod-table should not affect table-config | |
2406 | * properties that the user didn't ask to change, so it is necessary to | |
2407 | * restore the current configuration of table-config parameters using | |
2408 | * OFPMP14_TABLE_DESC request. */ | |
2409 | if ((allowed_versions & (1u << OFP14_VERSION)) || | |
2410 | (allowed_versions & (1u << OFP15_VERSION))) { | |
2411 | struct ofputil_table_desc td; | |
2412 | ||
2413 | if (tm.table_id == OFPTT_ALL) { | |
2414 | for (i = 0; i < OFPTT_MAX; i++) { | |
2415 | tm.table_id = i; | |
2416 | fetch_table_desc(vconn, &tm, &td); | |
2417 | transact_noreply(vconn, | |
2418 | ofputil_encode_table_mod(&tm, protocol)); | |
2419 | } | |
2420 | } else { | |
2421 | fetch_table_desc(vconn, &tm, &td); | |
2422 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, protocol)); | |
2423 | } | |
2424 | } else { | |
2425 | transact_noreply(vconn, ofputil_encode_table_mod(&tm, protocol)); | |
2426 | } | |
918f2b82 AZ |
2427 | vconn_close(vconn); |
2428 | } | |
2429 | ||
7257b535 | 2430 | static void |
1636c761 | 2431 | ofctl_get_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2432 | { |
ad99e2ed | 2433 | struct ofputil_switch_config config; |
7257b535 BP |
2434 | struct vconn *vconn; |
2435 | ||
1636c761 | 2436 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2437 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2438 | puts(ofputil_frag_handling_to_string(config.frag)); |
7257b535 BP |
2439 | vconn_close(vconn); |
2440 | } | |
2441 | ||
2442 | static void | |
1636c761 | 2443 | ofctl_set_frags(struct ovs_cmdl_context *ctx) |
7257b535 | 2444 | { |
ad99e2ed BP |
2445 | struct ofputil_switch_config config; |
2446 | enum ofputil_frag_handling frag; | |
7257b535 | 2447 | struct vconn *vconn; |
7257b535 | 2448 | |
ad99e2ed | 2449 | if (!ofputil_frag_handling_from_string(ctx->argv[2], &frag)) { |
1636c761 | 2450 | ovs_fatal(0, "%s: unknown fragment handling mode", ctx->argv[2]); |
7257b535 BP |
2451 | } |
2452 | ||
1636c761 | 2453 | open_vconn(ctx->argv[1], &vconn); |
7257b535 | 2454 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2455 | if (frag != config.frag) { |
7257b535 | 2456 | /* Set the configuration. */ |
ad99e2ed | 2457 | config.frag = frag; |
7257b535 BP |
2458 | set_switch_config(vconn, &config); |
2459 | ||
2460 | /* Then retrieve the configuration to see if it really took. OpenFlow | |
ad99e2ed BP |
2461 | * has ill-defined error reporting for bad flags, so this is about the |
2462 | * best we can do. */ | |
7257b535 | 2463 | fetch_switch_config(vconn, &config); |
ad99e2ed | 2464 | if (frag != config.frag) { |
7257b535 BP |
2465 | ovs_fatal(0, "%s: setting fragment handling mode failed (this " |
2466 | "switch probably doesn't support mode \"%s\")", | |
ad99e2ed | 2467 | ctx->argv[1], ofputil_frag_handling_to_string(frag)); |
7257b535 BP |
2468 | } |
2469 | } | |
2470 | vconn_close(vconn); | |
2471 | } | |
2472 | ||
1ac0e975 | 2473 | static void |
1636c761 | 2474 | ofctl_ofp_parse(struct ovs_cmdl_context *ctx) |
1ac0e975 | 2475 | { |
1636c761 | 2476 | const char *filename = ctx->argv[1]; |
1ac0e975 BP |
2477 | struct ofpbuf b; |
2478 | FILE *file; | |
2479 | ||
2480 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
2481 | if (file == NULL) { | |
2482 | ovs_fatal(errno, "%s: open", filename); | |
2483 | } | |
2484 | ||
2485 | ofpbuf_init(&b, 65536); | |
2486 | for (;;) { | |
2487 | struct ofp_header *oh; | |
2488 | size_t length, tail_len; | |
2489 | void *tail; | |
2490 | size_t n; | |
2491 | ||
2492 | ofpbuf_clear(&b); | |
2493 | oh = ofpbuf_put_uninit(&b, sizeof *oh); | |
2494 | n = fread(oh, 1, sizeof *oh, file); | |
2495 | if (n == 0) { | |
2496 | break; | |
2497 | } else if (n < sizeof *oh) { | |
2498 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2499 | } | |
2500 | ||
2501 | length = ntohs(oh->length); | |
2502 | if (length < sizeof *oh) { | |
34582733 | 2503 | ovs_fatal(0, "%s: %"PRIuSIZE"-byte message is too short for OpenFlow", |
1ac0e975 BP |
2504 | filename, length); |
2505 | } | |
2506 | ||
2507 | tail_len = length - sizeof *oh; | |
2508 | tail = ofpbuf_put_uninit(&b, tail_len); | |
2509 | n = fread(tail, 1, tail_len, file); | |
2510 | if (n < tail_len) { | |
2511 | ovs_fatal(0, "%s: unexpected end of file mid-message", filename); | |
2512 | } | |
2513 | ||
50f96b10 | 2514 | ofp_print(stdout, b.data, b.size, NULL, verbosity + 2); |
1ac0e975 BP |
2515 | } |
2516 | ofpbuf_uninit(&b); | |
2517 | ||
2518 | if (file != stdin) { | |
2519 | fclose(file); | |
2520 | } | |
2521 | } | |
2522 | ||
f3dd1419 BP |
2523 | static bool |
2524 | is_openflow_port(ovs_be16 port_, char *ports[]) | |
2525 | { | |
2526 | uint16_t port = ntohs(port_); | |
2527 | if (ports[0]) { | |
2528 | int i; | |
2529 | ||
2530 | for (i = 0; ports[i]; i++) { | |
2531 | if (port == atoi(ports[i])) { | |
2532 | return true; | |
2533 | } | |
2534 | } | |
2535 | return false; | |
2536 | } else { | |
2537 | return port == OFP_PORT || port == OFP_OLD_PORT; | |
2538 | } | |
2539 | } | |
2540 | ||
2541 | static void | |
1636c761 | 2542 | ofctl_ofp_parse_pcap(struct ovs_cmdl_context *ctx) |
f3dd1419 BP |
2543 | { |
2544 | struct tcp_reader *reader; | |
2545 | FILE *file; | |
2546 | int error; | |
2547 | bool first; | |
2548 | ||
1636c761 | 2549 | file = ovs_pcap_open(ctx->argv[1], "rb"); |
f3dd1419 | 2550 | if (!file) { |
1636c761 | 2551 | ovs_fatal(errno, "%s: open failed", ctx->argv[1]); |
f3dd1419 BP |
2552 | } |
2553 | ||
2554 | reader = tcp_reader_open(); | |
2555 | first = true; | |
2556 | for (;;) { | |
cf62fa4c | 2557 | struct dp_packet *packet; |
f3dd1419 BP |
2558 | long long int when; |
2559 | struct flow flow; | |
2560 | ||
50aa0364 | 2561 | error = ovs_pcap_read(file, &packet, &when); |
f3dd1419 BP |
2562 | if (error) { |
2563 | break; | |
2564 | } | |
35303d71 | 2565 | pkt_metadata_init(&packet->md, ODPP_NONE); |
cf62fa4c | 2566 | flow_extract(packet, &flow); |
f3dd1419 BP |
2567 | if (flow.dl_type == htons(ETH_TYPE_IP) |
2568 | && flow.nw_proto == IPPROTO_TCP | |
1636c761 RB |
2569 | && (is_openflow_port(flow.tp_src, ctx->argv + 2) || |
2570 | is_openflow_port(flow.tp_dst, ctx->argv + 2))) { | |
cf62fa4c | 2571 | struct dp_packet *payload = tcp_reader_run(reader, &flow, packet); |
f3dd1419 | 2572 | if (payload) { |
cf62fa4c | 2573 | while (dp_packet_size(payload) >= sizeof(struct ofp_header)) { |
f3dd1419 | 2574 | const struct ofp_header *oh; |
cf62fa4c | 2575 | void *data = dp_packet_data(payload); |
f3dd1419 BP |
2576 | int length; |
2577 | ||
2578 | /* Align OpenFlow on 8-byte boundary for safe access. */ | |
cf62fa4c | 2579 | dp_packet_shift(payload, -((intptr_t) data & 7)); |
f3dd1419 | 2580 | |
cf62fa4c | 2581 | oh = dp_packet_data(payload); |
f3dd1419 | 2582 | length = ntohs(oh->length); |
cf62fa4c | 2583 | if (dp_packet_size(payload) < length) { |
f3dd1419 BP |
2584 | break; |
2585 | } | |
2586 | ||
2587 | if (!first) { | |
2588 | putchar('\n'); | |
2589 | } | |
2590 | first = false; | |
2591 | ||
2592 | if (timestamp) { | |
2593 | char *s = xastrftime_msec("%H:%M:%S.### ", when, true); | |
2594 | fputs(s, stdout); | |
2595 | free(s); | |
2596 | } | |
2597 | ||
2598 | printf(IP_FMT".%"PRIu16" > "IP_FMT".%"PRIu16":\n", | |
2599 | IP_ARGS(flow.nw_src), ntohs(flow.tp_src), | |
2600 | IP_ARGS(flow.nw_dst), ntohs(flow.tp_dst)); | |
50f96b10 BP |
2601 | ofp_print(stdout, dp_packet_data(payload), length, |
2602 | NULL, verbosity + 1); | |
cf62fa4c | 2603 | dp_packet_pull(payload, length); |
f3dd1419 BP |
2604 | } |
2605 | } | |
2606 | } | |
cf62fa4c | 2607 | dp_packet_delete(packet); |
f3dd1419 BP |
2608 | } |
2609 | tcp_reader_close(reader); | |
63ae068e | 2610 | fclose(file); |
f3dd1419 BP |
2611 | } |
2612 | ||
064af421 | 2613 | static void |
1636c761 | 2614 | ofctl_ping(struct ovs_cmdl_context *ctx) |
064af421 BP |
2615 | { |
2616 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2617 | unsigned int payload; | |
2618 | struct vconn *vconn; | |
2619 | int i; | |
2620 | ||
1636c761 | 2621 | payload = ctx->argc > 2 ? atoi(ctx->argv[2]) : 64; |
064af421 | 2622 | if (payload > max_payload) { |
34582733 | 2623 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2624 | } |
2625 | ||
1636c761 | 2626 | open_vconn(ctx->argv[1], &vconn); |
064af421 BP |
2627 | for (i = 0; i < 10; i++) { |
2628 | struct timeval start, end; | |
2629 | struct ofpbuf *request, *reply; | |
982697a4 BP |
2630 | const struct ofp_header *rpy_hdr; |
2631 | enum ofptype type; | |
064af421 | 2632 | |
a53a8efa SH |
2633 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2634 | vconn_get_version(vconn), payload); | |
982697a4 | 2635 | random_bytes(ofpbuf_put_uninit(request, payload), payload); |
064af421 | 2636 | |
279c9e03 | 2637 | xgettimeofday(&start); |
064af421 | 2638 | run(vconn_transact(vconn, ofpbuf_clone(request), &reply), "transact"); |
279c9e03 | 2639 | xgettimeofday(&end); |
064af421 | 2640 | |
6fd6ed71 | 2641 | rpy_hdr = reply->data; |
982697a4 BP |
2642 | if (ofptype_pull(&type, reply) |
2643 | || type != OFPTYPE_ECHO_REPLY | |
6fd6ed71 PS |
2644 | || reply->size != payload |
2645 | || memcmp(request->msg, reply->msg, payload)) { | |
064af421 | 2646 | printf("Reply does not match request. Request:\n"); |
50f96b10 | 2647 | ofp_print(stdout, request, request->size, NULL, verbosity + 2); |
064af421 | 2648 | printf("Reply:\n"); |
50f96b10 | 2649 | ofp_print(stdout, reply, reply->size, NULL, verbosity + 2); |
064af421 | 2650 | } |
437d0d22 | 2651 | printf("%"PRIu32" bytes from %s: xid=%08"PRIx32" time=%.1f ms\n", |
1636c761 | 2652 | reply->size, ctx->argv[1], ntohl(rpy_hdr->xid), |
064af421 BP |
2653 | (1000*(double)(end.tv_sec - start.tv_sec)) |
2654 | + (.001*(end.tv_usec - start.tv_usec))); | |
2655 | ofpbuf_delete(request); | |
2656 | ofpbuf_delete(reply); | |
2657 | } | |
2658 | vconn_close(vconn); | |
2659 | } | |
2660 | ||
2661 | static void | |
1636c761 | 2662 | ofctl_benchmark(struct ovs_cmdl_context *ctx) |
064af421 BP |
2663 | { |
2664 | size_t max_payload = 65535 - sizeof(struct ofp_header); | |
2665 | struct timeval start, end; | |
2666 | unsigned int payload_size, message_size; | |
2667 | struct vconn *vconn; | |
2668 | double duration; | |
2669 | int count; | |
2670 | int i; | |
2671 | ||
1636c761 | 2672 | payload_size = atoi(ctx->argv[2]); |
064af421 | 2673 | if (payload_size > max_payload) { |
34582733 | 2674 | ovs_fatal(0, "payload must be between 0 and %"PRIuSIZE" bytes", max_payload); |
064af421 BP |
2675 | } |
2676 | message_size = sizeof(struct ofp_header) + payload_size; | |
2677 | ||
1636c761 | 2678 | count = atoi(ctx->argv[3]); |
064af421 BP |
2679 | |
2680 | printf("Sending %d packets * %u bytes (with header) = %u bytes total\n", | |
2681 | count, message_size, count * message_size); | |
2682 | ||
1636c761 | 2683 | open_vconn(ctx->argv[1], &vconn); |
279c9e03 | 2684 | xgettimeofday(&start); |
064af421 BP |
2685 | for (i = 0; i < count; i++) { |
2686 | struct ofpbuf *request, *reply; | |
064af421 | 2687 | |
a53a8efa SH |
2688 | request = ofpraw_alloc(OFPRAW_OFPT_ECHO_REQUEST, |
2689 | vconn_get_version(vconn), payload_size); | |
982697a4 | 2690 | ofpbuf_put_zeros(request, payload_size); |
064af421 BP |
2691 | run(vconn_transact(vconn, request, &reply), "transact"); |
2692 | ofpbuf_delete(reply); | |
2693 | } | |
279c9e03 | 2694 | xgettimeofday(&end); |
064af421 BP |
2695 | vconn_close(vconn); |
2696 | ||
2697 | duration = ((1000*(double)(end.tv_sec - start.tv_sec)) | |
2698 | + (.001*(end.tv_usec - start.tv_usec))); | |
2699 | printf("Finished in %.1f ms (%.0f packets/s) (%.0f bytes/s)\n", | |
2700 | duration, count / (duration / 1000.0), | |
2701 | count * message_size / (duration / 1000.0)); | |
2702 | } | |
2703 | ||
fb8f22c1 BY |
2704 | static void |
2705 | ofctl_dump_ipfix_bridge(struct ovs_cmdl_context *ctx) | |
2706 | { | |
2707 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_BRIDGE_REQUEST); | |
2708 | } | |
2709 | ||
2a7c4805 JP |
2710 | static void |
2711 | ofctl_ct_flush_zone(struct ovs_cmdl_context *ctx) | |
2712 | { | |
2713 | uint16_t zone_id; | |
2714 | char *error = str_to_u16(ctx->argv[2], "zone_id", &zone_id); | |
2715 | if (error) { | |
2716 | ovs_fatal(0, "%s", error); | |
2717 | } | |
2718 | ||
2719 | struct vconn *vconn; | |
2720 | open_vconn(ctx->argv[1], &vconn); | |
2721 | enum ofp_version version = vconn_get_version(vconn); | |
2722 | ||
2723 | struct ofpbuf *msg = ofpraw_alloc(OFPRAW_NXT_CT_FLUSH_ZONE, version, 0); | |
2724 | struct nx_zone_id *nzi = ofpbuf_put_zeros(msg, sizeof *nzi); | |
2725 | nzi->zone_id = htons(zone_id); | |
2726 | ||
2727 | transact_noreply(vconn, msg); | |
2728 | vconn_close(vconn); | |
2729 | } | |
2730 | ||
fb8f22c1 BY |
2731 | static void |
2732 | ofctl_dump_ipfix_flow(struct ovs_cmdl_context *ctx) | |
2733 | { | |
2734 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXST_IPFIX_FLOW_REQUEST); | |
2735 | } | |
2736 | ||
25070e04 JR |
2737 | static void |
2738 | bundle_group_mod__(const char *remote, struct ofputil_group_mod *gms, | |
2739 | size_t n_gms, enum ofputil_protocol usable_protocols) | |
2740 | { | |
2741 | enum ofputil_protocol protocol; | |
2742 | enum ofp_version version; | |
2743 | struct vconn *vconn; | |
2744 | struct ovs_list requests; | |
2745 | size_t i; | |
2746 | ||
2747 | ovs_list_init(&requests); | |
2748 | ||
2749 | /* Bundles need OpenFlow 1.3+. */ | |
2750 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
2751 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); | |
2752 | version = ofputil_protocol_to_ofp_version(protocol); | |
2753 | ||
2754 | for (i = 0; i < n_gms; i++) { | |
2755 | struct ofputil_group_mod *gm = &gms[i]; | |
2756 | struct ofpbuf *request = ofputil_encode_group_mod(version, gm); | |
2757 | ||
2758 | ovs_list_push_back(&requests, &request->list_node); | |
2759 | ofputil_uninit_group_mod(gm); | |
2760 | } | |
2761 | ||
2762 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); | |
2763 | ofpbuf_list_delete(&requests); | |
2764 | vconn_close(vconn); | |
2765 | } | |
2766 | ||
7395c052 NZ |
2767 | static void |
2768 | ofctl_group_mod__(const char *remote, struct ofputil_group_mod *gms, | |
69185eb2 | 2769 | size_t n_gms, enum ofputil_protocol usable_protocols) |
7395c052 | 2770 | { |
69185eb2 | 2771 | enum ofputil_protocol protocol; |
7395c052 | 2772 | struct ofputil_group_mod *gm; |
69185eb2 | 2773 | enum ofp_version version; |
7395c052 NZ |
2774 | struct ofpbuf *request; |
2775 | ||
2776 | struct vconn *vconn; | |
2777 | size_t i; | |
2778 | ||
25070e04 JR |
2779 | if (bundle) { |
2780 | bundle_group_mod__(remote, gms, n_gms, usable_protocols); | |
2781 | return; | |
2782 | } | |
2783 | ||
69185eb2 SH |
2784 | protocol = open_vconn_for_flow_mod(remote, &vconn, usable_protocols); |
2785 | version = ofputil_protocol_to_ofp_version(protocol); | |
7395c052 NZ |
2786 | |
2787 | for (i = 0; i < n_gms; i++) { | |
2788 | gm = &gms[i]; | |
69185eb2 | 2789 | request = ofputil_encode_group_mod(version, gm); |
25070e04 | 2790 | transact_noreply(vconn, request); |
75868d0e | 2791 | ofputil_uninit_group_mod(gm); |
7395c052 NZ |
2792 | } |
2793 | ||
2794 | vconn_close(vconn); | |
7395c052 NZ |
2795 | } |
2796 | ||
7395c052 | 2797 | static void |
25070e04 | 2798 | ofctl_group_mod_file(int argc OVS_UNUSED, char *argv[], int command) |
7395c052 NZ |
2799 | { |
2800 | struct ofputil_group_mod *gms = NULL; | |
2801 | enum ofputil_protocol usable_protocols; | |
2802 | size_t n_gms = 0; | |
2803 | char *error; | |
2804 | ||
25070e04 JR |
2805 | if (command == OFPGC11_ADD) { |
2806 | /* Allow the file to specify a mix of commands. If none specified at | |
2807 | * the beginning of any given line, then the default is OFPGC11_ADD, so | |
2808 | * this is backwards compatible. */ | |
2809 | command = -2; | |
2810 | } | |
50f96b10 BP |
2811 | error = parse_ofp_group_mod_file(argv[2], ports_to_accept(argv[1]), |
2812 | command, &gms, &n_gms, &usable_protocols); | |
7395c052 NZ |
2813 | if (error) { |
2814 | ovs_fatal(0, "%s", error); | |
2815 | } | |
69185eb2 | 2816 | ofctl_group_mod__(argv[1], gms, n_gms, usable_protocols); |
7395c052 NZ |
2817 | free(gms); |
2818 | } | |
2819 | ||
2820 | static void | |
2821 | ofctl_group_mod(int argc, char *argv[], uint16_t command) | |
2822 | { | |
2823 | if (argc > 2 && !strcmp(argv[2], "-")) { | |
2824 | ofctl_group_mod_file(argc, argv, command); | |
2825 | } else { | |
2826 | enum ofputil_protocol usable_protocols; | |
2827 | struct ofputil_group_mod gm; | |
2828 | char *error; | |
2829 | ||
2830 | error = parse_ofp_group_mod_str(&gm, command, argc > 2 ? argv[2] : "", | |
50f96b10 | 2831 | ports_to_accept(argv[1]), |
7395c052 NZ |
2832 | &usable_protocols); |
2833 | if (error) { | |
2834 | ovs_fatal(0, "%s", error); | |
2835 | } | |
69185eb2 | 2836 | ofctl_group_mod__(argv[1], &gm, 1, usable_protocols); |
7395c052 NZ |
2837 | } |
2838 | } | |
2839 | ||
2840 | static void | |
1636c761 | 2841 | ofctl_add_group(struct ovs_cmdl_context *ctx) |
7395c052 | 2842 | { |
1636c761 | 2843 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
2844 | } |
2845 | ||
2846 | static void | |
1636c761 | 2847 | ofctl_add_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 2848 | { |
1636c761 | 2849 | ofctl_group_mod_file(ctx->argc, ctx->argv, OFPGC11_ADD); |
7395c052 NZ |
2850 | } |
2851 | ||
2852 | static void | |
1636c761 | 2853 | ofctl_mod_group(struct ovs_cmdl_context *ctx) |
7395c052 | 2854 | { |
88b87a36 JS |
2855 | ofctl_group_mod(ctx->argc, ctx->argv, |
2856 | may_create ? OFPGC11_ADD_OR_MOD : OFPGC11_MODIFY); | |
7395c052 NZ |
2857 | } |
2858 | ||
2859 | static void | |
1636c761 | 2860 | ofctl_del_groups(struct ovs_cmdl_context *ctx) |
7395c052 | 2861 | { |
1636c761 | 2862 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC11_DELETE); |
7395c052 NZ |
2863 | } |
2864 | ||
bdbb8426 | 2865 | static void |
1636c761 | 2866 | ofctl_insert_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 2867 | { |
1636c761 | 2868 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_INSERT_BUCKET); |
bdbb8426 SH |
2869 | } |
2870 | ||
2871 | static void | |
1636c761 | 2872 | ofctl_remove_bucket(struct ovs_cmdl_context *ctx) |
bdbb8426 | 2873 | { |
1636c761 | 2874 | ofctl_group_mod(ctx->argc, ctx->argv, OFPGC15_REMOVE_BUCKET); |
bdbb8426 SH |
2875 | } |
2876 | ||
7395c052 | 2877 | static void |
1636c761 | 2878 | ofctl_dump_group_stats(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
2879 | { |
2880 | enum ofputil_protocol usable_protocols; | |
2881 | struct ofputil_group_mod gm; | |
2882 | struct ofpbuf *request; | |
2883 | struct vconn *vconn; | |
2884 | uint32_t group_id; | |
2885 | char *error; | |
2886 | ||
2887 | memset(&gm, 0, sizeof gm); | |
2888 | ||
2889 | error = parse_ofp_group_mod_str(&gm, OFPGC11_DELETE, | |
1636c761 | 2890 | ctx->argc > 2 ? ctx->argv[2] : "", |
50f96b10 | 2891 | ports_to_accept(ctx->argv[1]), |
7395c052 NZ |
2892 | &usable_protocols); |
2893 | if (error) { | |
2894 | ovs_fatal(0, "%s", error); | |
2895 | } | |
2896 | ||
2897 | group_id = gm.group_id; | |
2898 | ||
1636c761 | 2899 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
2900 | request = ofputil_encode_group_stats_request(vconn_get_version(vconn), |
2901 | group_id); | |
2902 | if (request) { | |
182b2eef | 2903 | dump_transaction(vconn, request); |
7395c052 NZ |
2904 | } |
2905 | ||
2906 | vconn_close(vconn); | |
2907 | } | |
2908 | ||
2909 | static void | |
1636c761 | 2910 | ofctl_dump_group_desc(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
2911 | { |
2912 | struct ofpbuf *request; | |
2913 | struct vconn *vconn; | |
19187a71 | 2914 | uint32_t group_id; |
7395c052 | 2915 | |
1636c761 | 2916 | open_vconn(ctx->argv[1], &vconn); |
7395c052 | 2917 | |
1636c761 | 2918 | if (ctx->argc < 3 || !ofputil_group_from_string(ctx->argv[2], &group_id)) { |
30ef36c6 | 2919 | group_id = OFPG_ALL; |
19187a71 BP |
2920 | } |
2921 | ||
2922 | request = ofputil_encode_group_desc_request(vconn_get_version(vconn), | |
2923 | group_id); | |
7395c052 | 2924 | if (request) { |
182b2eef | 2925 | dump_transaction(vconn, request); |
7395c052 NZ |
2926 | } |
2927 | ||
2928 | vconn_close(vconn); | |
2929 | } | |
2930 | ||
2931 | static void | |
1636c761 | 2932 | ofctl_dump_group_features(struct ovs_cmdl_context *ctx) |
7395c052 NZ |
2933 | { |
2934 | struct ofpbuf *request; | |
2935 | struct vconn *vconn; | |
2936 | ||
1636c761 | 2937 | open_vconn(ctx->argv[1], &vconn); |
7395c052 NZ |
2938 | request = ofputil_encode_group_features_request(vconn_get_version(vconn)); |
2939 | if (request) { | |
182b2eef | 2940 | dump_transaction(vconn, request); |
7395c052 NZ |
2941 | } |
2942 | ||
2943 | vconn_close(vconn); | |
2944 | } | |
2945 | ||
25070e04 JR |
2946 | static void |
2947 | ofctl_bundle(struct ovs_cmdl_context *ctx) | |
2948 | { | |
2949 | enum ofputil_protocol protocol, usable_protocols; | |
2950 | struct ofputil_bundle_msg *bms; | |
2951 | struct ovs_list requests; | |
2952 | struct vconn *vconn; | |
2953 | size_t n_bms; | |
2954 | char *error; | |
2955 | ||
50f96b10 BP |
2956 | error = parse_ofp_bundle_file(ctx->argv[2], ports_to_accept(ctx->argv[1]), |
2957 | &bms, &n_bms, &usable_protocols); | |
25070e04 JR |
2958 | if (error) { |
2959 | ovs_fatal(0, "%s", error); | |
2960 | } | |
2961 | ||
2962 | /* Implicit OpenFlow 1.4. */ | |
2963 | if (!(get_allowed_ofp_versions() & | |
2964 | ofputil_protocols_to_version_bitmap(OFPUTIL_P_OF13_UP))) { | |
2965 | ||
2966 | /* Add implicit allowance for OpenFlow 1.4. */ | |
2967 | add_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
2968 | OFPUTIL_P_OF14_OXM)); | |
2969 | /* Remove all versions that do not support bundles. */ | |
2970 | mask_allowed_ofp_versions(ofputil_protocols_to_version_bitmap( | |
2971 | OFPUTIL_P_OF13_UP)); | |
2972 | allowed_protocols = ofputil_protocols_from_version_bitmap( | |
2973 | get_allowed_ofp_versions()); | |
2974 | } | |
2975 | ||
2976 | /* Bundles need OpenFlow 1.3+. */ | |
2977 | usable_protocols &= OFPUTIL_P_OF13_UP; | |
2978 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, usable_protocols); | |
2979 | ||
2980 | ovs_list_init(&requests); | |
2981 | ofputil_encode_bundle_msgs(bms, n_bms, &requests, protocol); | |
6dd3c787 | 2982 | ofputil_free_bundle_msgs(bms, n_bms); |
25070e04 JR |
2983 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
2984 | ofpbuf_list_delete(&requests); | |
2985 | ||
2986 | vconn_close(vconn); | |
2987 | } | |
2988 | ||
6159c531 | 2989 | static void |
4e548ad9 | 2990 | ofctl_tlv_mod(struct ovs_cmdl_context *ctx, uint16_t command) |
6159c531 JG |
2991 | { |
2992 | enum ofputil_protocol usable_protocols; | |
2993 | enum ofputil_protocol protocol; | |
4e548ad9 | 2994 | struct ofputil_tlv_table_mod ttm; |
6159c531 JG |
2995 | char *error; |
2996 | enum ofp_version version; | |
2997 | struct ofpbuf *request; | |
2998 | struct vconn *vconn; | |
2999 | ||
4e548ad9 | 3000 | error = parse_ofp_tlv_table_mod_str(&ttm, command, ctx->argc > 2 ? |
6159c531 JG |
3001 | ctx->argv[2] : "", |
3002 | &usable_protocols); | |
3003 | if (error) { | |
3004 | ovs_fatal(0, "%s", error); | |
3005 | } | |
3006 | ||
3007 | protocol = open_vconn_for_flow_mod(ctx->argv[1], &vconn, usable_protocols); | |
3008 | version = ofputil_protocol_to_ofp_version(protocol); | |
3009 | ||
4e548ad9 | 3010 | request = ofputil_encode_tlv_table_mod(version, &ttm); |
6159c531 JG |
3011 | if (request) { |
3012 | transact_noreply(vconn, request); | |
3013 | } | |
3014 | ||
3015 | vconn_close(vconn); | |
4e548ad9 | 3016 | ofputil_uninit_tlv_table(&ttm.mappings); |
6159c531 JG |
3017 | } |
3018 | ||
3019 | static void | |
4e548ad9 | 3020 | ofctl_add_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3021 | { |
4e548ad9 | 3022 | ofctl_tlv_mod(ctx, NXTTMC_ADD); |
6159c531 JG |
3023 | } |
3024 | ||
3025 | static void | |
4e548ad9 | 3026 | ofctl_del_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3027 | { |
4e548ad9 | 3028 | ofctl_tlv_mod(ctx, ctx->argc > 2 ? NXTTMC_DELETE : NXTTMC_CLEAR); |
6159c531 JG |
3029 | } |
3030 | ||
3031 | static void | |
4e548ad9 | 3032 | ofctl_dump_tlv_map(struct ovs_cmdl_context *ctx) |
6159c531 | 3033 | { |
4e548ad9 | 3034 | dump_trivial_transaction(ctx->argv[1], OFPRAW_NXT_TLV_TABLE_REQUEST); |
6159c531 JG |
3035 | } |
3036 | ||
09246b99 | 3037 | static void |
1636c761 | 3038 | ofctl_help(struct ovs_cmdl_context *ctx OVS_UNUSED) |
09246b99 BP |
3039 | { |
3040 | usage(); | |
3041 | } | |
451de37e AW |
3042 | |
3043 | static void | |
1636c761 | 3044 | ofctl_list_commands(struct ovs_cmdl_context *ctx OVS_UNUSED) |
451de37e | 3045 | { |
5f383751 | 3046 | ovs_cmdl_print_commands(get_all_commands()); |
451de37e | 3047 | } |
09246b99 | 3048 | \f |
0199c526 BP |
3049 | /* replace-flows and diff-flows commands. */ |
3050 | ||
00da1ac5 JR |
3051 | struct flow_tables { |
3052 | struct classifier tables[OFPTT_MAX + 1]; | |
3053 | }; | |
3054 | ||
3055 | #define FOR_EACH_TABLE(CLS, TABLES) \ | |
3056 | for ((CLS) = (TABLES)->tables; \ | |
3057 | (CLS) < &(TABLES)->tables[ARRAY_SIZE((TABLES)->tables)]; \ | |
3058 | (CLS)++) | |
3059 | ||
3060 | static void | |
3061 | flow_tables_init(struct flow_tables *tables) | |
3062 | { | |
3063 | struct classifier *cls; | |
3064 | ||
3065 | FOR_EACH_TABLE (cls, tables) { | |
3066 | classifier_init(cls, NULL); | |
3067 | } | |
3068 | } | |
3069 | ||
3070 | static void | |
3071 | flow_tables_defer(struct flow_tables *tables) | |
3072 | { | |
3073 | struct classifier *cls; | |
3074 | ||
3075 | FOR_EACH_TABLE (cls, tables) { | |
3076 | classifier_defer(cls); | |
3077 | } | |
3078 | } | |
3079 | ||
3080 | static void | |
3081 | flow_tables_publish(struct flow_tables *tables) | |
3082 | { | |
3083 | struct classifier *cls; | |
3084 | ||
3085 | FOR_EACH_TABLE (cls, tables) { | |
3086 | classifier_publish(cls); | |
3087 | } | |
3088 | } | |
3089 | ||
0199c526 BP |
3090 | /* A flow table entry, possibly with two different versions. */ |
3091 | struct fte { | |
3092 | struct cls_rule rule; /* Within a "struct classifier". */ | |
3093 | struct fte_version *versions[2]; | |
3094 | }; | |
3095 | ||
3096 | /* One version of a Flow Table Entry. */ | |
3097 | struct fte_version { | |
3098 | ovs_be64 cookie; | |
3099 | uint16_t idle_timeout; | |
3100 | uint16_t hard_timeout; | |
ca26eb44 | 3101 | uint16_t importance; |
0199c526 | 3102 | uint16_t flags; |
f25d0cf3 BP |
3103 | struct ofpact *ofpacts; |
3104 | size_t ofpacts_len; | |
00da1ac5 | 3105 | uint8_t table_id; |
0199c526 BP |
3106 | }; |
3107 | ||
8d8ab6c2 JG |
3108 | /* A FTE entry that has been queued for later insertion after all |
3109 | * flows have been scanned to correctly allocation tunnel metadata. */ | |
3110 | struct fte_pending { | |
3111 | struct match *match; | |
3112 | int priority; | |
3113 | struct fte_version *version; | |
3114 | int index; | |
3115 | ||
3116 | struct ovs_list list_node; | |
3117 | }; | |
3118 | ||
3119 | /* Processing state during two stage processing of flow table entries. | |
3120 | * Tracks the maximum size seen for each tunnel metadata entry as well | |
3121 | * as a list of the pending FTE entries. */ | |
3122 | struct fte_state { | |
3123 | int tun_metadata_size[TUN_METADATA_NUM_OPTS]; | |
3124 | struct ovs_list fte_pending_list; | |
3125 | ||
3126 | /* The final metadata table that we have constructed. */ | |
3127 | struct tun_table *tun_tab; | |
50f96b10 BP |
3128 | |
3129 | /* Port map. There is only one port map, not one per source, because it | |
3130 | * only makes sense to display a single name for a given port number. */ | |
3131 | const struct ofputil_port_map *port_map; | |
8d8ab6c2 JG |
3132 | }; |
3133 | ||
0199c526 BP |
3134 | /* Frees 'version' and the data that it owns. */ |
3135 | static void | |
3136 | fte_version_free(struct fte_version *version) | |
3137 | { | |
3138 | if (version) { | |
dc723c44 | 3139 | free(CONST_CAST(struct ofpact *, version->ofpacts)); |
0199c526 BP |
3140 | free(version); |
3141 | } | |
3142 | } | |
3143 | ||
3144 | /* Returns true if 'a' and 'b' are the same, false if they differ. | |
3145 | * | |
3146 | * Ignores differences in 'flags' because there's no way to retrieve flags from | |
3147 | * an OpenFlow switch. We have to assume that they are the same. */ | |
3148 | static bool | |
3149 | fte_version_equals(const struct fte_version *a, const struct fte_version *b) | |
3150 | { | |
3151 | return (a->cookie == b->cookie | |
3152 | && a->idle_timeout == b->idle_timeout | |
3153 | && a->hard_timeout == b->hard_timeout | |
ca26eb44 | 3154 | && a->importance == b->importance |
00da1ac5 | 3155 | && a->table_id == b->table_id |
6cc9d77c BP |
3156 | && ofpacts_equal_stringwise(a->ofpacts, a->ofpacts_len, |
3157 | b->ofpacts, b->ofpacts_len)); | |
0199c526 BP |
3158 | } |
3159 | ||
98f7f427 BP |
3160 | /* Clears 's', then if 's' has a version 'index', formats 'fte' and version |
3161 | * 'index' into 's', followed by a new-line. */ | |
0199c526 | 3162 | static void |
8d8ab6c2 JG |
3163 | fte_version_format(const struct fte_state *fte_state, const struct fte *fte, |
3164 | int index, struct ds *s) | |
0199c526 | 3165 | { |
98f7f427 | 3166 | const struct fte_version *version = fte->versions[index]; |
0199c526 | 3167 | |
98f7f427 BP |
3168 | ds_clear(s); |
3169 | if (!version) { | |
3170 | return; | |
3171 | } | |
3172 | ||
00da1ac5 JR |
3173 | if (version->table_id) { |
3174 | ds_put_format(s, "table=%"PRIu8" ", version->table_id); | |
3175 | } | |
50f96b10 | 3176 | cls_rule_format(&fte->rule, fte_state->tun_tab, fte_state->port_map, s); |
0199c526 | 3177 | if (version->cookie != htonll(0)) { |
98f7f427 | 3178 | ds_put_format(s, " cookie=0x%"PRIx64, ntohll(version->cookie)); |
0199c526 BP |
3179 | } |
3180 | if (version->idle_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 3181 | ds_put_format(s, " idle_timeout=%"PRIu16, version->idle_timeout); |
0199c526 BP |
3182 | } |
3183 | if (version->hard_timeout != OFP_FLOW_PERMANENT) { | |
98f7f427 | 3184 | ds_put_format(s, " hard_timeout=%"PRIu16, version->hard_timeout); |
0199c526 | 3185 | } |
ca26eb44 RB |
3186 | if (version->importance != 0) { |
3187 | ds_put_format(s, " importance=%"PRIu16, version->importance); | |
3188 | } | |
0199c526 | 3189 | |
455ecd77 | 3190 | ds_put_cstr(s, " actions="); |
efefbcae BP |
3191 | struct ofpact_format_params fp = { |
3192 | .port_map = fte_state->port_map, | |
3193 | .s = s, | |
3194 | }; | |
3195 | ofpacts_format(version->ofpacts, version->ofpacts_len, &fp); | |
98f7f427 BP |
3196 | |
3197 | ds_put_char(s, '\n'); | |
0199c526 BP |
3198 | } |
3199 | ||
3200 | static struct fte * | |
3201 | fte_from_cls_rule(const struct cls_rule *cls_rule) | |
3202 | { | |
3203 | return cls_rule ? CONTAINER_OF(cls_rule, struct fte, rule) : NULL; | |
3204 | } | |
3205 | ||
3206 | /* Frees 'fte' and its versions. */ | |
3207 | static void | |
3208 | fte_free(struct fte *fte) | |
3209 | { | |
3210 | if (fte) { | |
3211 | fte_version_free(fte->versions[0]); | |
3212 | fte_version_free(fte->versions[1]); | |
48d28ac1 | 3213 | cls_rule_destroy(&fte->rule); |
0199c526 BP |
3214 | free(fte); |
3215 | } | |
3216 | } | |
3217 | ||
00da1ac5 | 3218 | /* Frees all of the FTEs within 'tables'. */ |
0199c526 | 3219 | static void |
00da1ac5 | 3220 | fte_free_all(struct flow_tables *tables) |
0199c526 | 3221 | { |
00da1ac5 JR |
3222 | struct classifier *cls; |
3223 | ||
3224 | FOR_EACH_TABLE (cls, tables) { | |
3225 | struct fte *fte; | |
0199c526 | 3226 | |
00da1ac5 JR |
3227 | classifier_defer(cls); |
3228 | CLS_FOR_EACH (fte, rule, cls) { | |
46ab60bf | 3229 | classifier_remove_assert(cls, &fte->rule); |
00da1ac5 JR |
3230 | ovsrcu_postpone(fte_free, fte); |
3231 | } | |
3232 | classifier_destroy(cls); | |
0199c526 BP |
3233 | } |
3234 | } | |
3235 | ||
00da1ac5 | 3236 | /* Searches 'tables' for an FTE matching 'rule', inserting a new one if |
0199c526 BP |
3237 | * necessary. Sets 'version' as the version of that rule with the given |
3238 | * 'index', replacing any existing version, if any. | |
3239 | * | |
3240 | * Takes ownership of 'version'. */ | |
3241 | static void | |
00da1ac5 | 3242 | fte_insert(struct flow_tables *tables, const struct match *match, |
eb391b76 | 3243 | int priority, struct fte_version *version, int index) |
0199c526 | 3244 | { |
00da1ac5 | 3245 | struct classifier *cls = &tables->tables[version->table_id]; |
0199c526 BP |
3246 | struct fte *old, *fte; |
3247 | ||
3248 | fte = xzalloc(sizeof *fte); | |
bd53aa17 | 3249 | cls_rule_init(&fte->rule, match, priority); |
0199c526 BP |
3250 | fte->versions[index] = version; |
3251 | ||
bd53aa17 | 3252 | old = fte_from_cls_rule(classifier_replace(cls, &fte->rule, |
44e0c35d | 3253 | OVS_VERSION_MIN, NULL, 0)); |
0199c526 | 3254 | if (old) { |
0199c526 | 3255 | fte->versions[!index] = old->versions[!index]; |
de4ad4a2 JR |
3256 | old->versions[!index] = NULL; |
3257 | ||
3258 | ovsrcu_postpone(fte_free, old); | |
0199c526 BP |
3259 | } |
3260 | } | |
3261 | ||
f6812140 JG |
3262 | /* Given a list of the field sizes for each tunnel metadata entry, install |
3263 | * a mapping table for later operations. */ | |
3264 | static void | |
3265 | generate_tun_metadata(struct fte_state *state) | |
3266 | { | |
3267 | struct ofputil_tlv_table_mod ttm; | |
3268 | int i; | |
3269 | ||
3270 | ttm.command = NXTTMC_ADD; | |
3271 | ovs_list_init(&ttm.mappings); | |
3272 | ||
3273 | for (i = 0; i < TUN_METADATA_NUM_OPTS; i++) { | |
3274 | if (state->tun_metadata_size[i] != -1) { | |
3275 | struct ofputil_tlv_map *map = xmalloc(sizeof *map); | |
3276 | ||
3277 | ovs_list_push_back(&ttm.mappings, &map->list_node); | |
3278 | ||
3279 | /* We don't care about the actual option class and type since there | |
3280 | * won't be any lookup. We just need to make them unique. */ | |
3281 | map->option_class = i / UINT8_MAX; | |
3282 | map->option_type = i; | |
3283 | map->option_len = ROUND_UP(state->tun_metadata_size[i], 4); | |
3284 | map->index = i; | |
3285 | } | |
3286 | } | |
3287 | ||
8d8ab6c2 | 3288 | tun_metadata_table_mod(&ttm, NULL, &state->tun_tab); |
f6812140 JG |
3289 | ofputil_uninit_tlv_table(&ttm.mappings); |
3290 | } | |
3291 | ||
3292 | /* Once we have created a tunnel mapping table with a consistent overall | |
3293 | * allocation, we need to remap each flow to use this table from its own | |
3294 | * allocation. Since the mapping table has already been installed, we | |
3295 | * can just read the data from the match and rewrite it. On rewrite, it | |
3296 | * will use the new table. */ | |
3297 | static void | |
8d8ab6c2 | 3298 | remap_match(struct fte_state *state, struct match *match) |
f6812140 JG |
3299 | { |
3300 | int i; | |
3301 | ||
3302 | if (!match->tun_md.valid) { | |
3303 | return; | |
3304 | } | |
3305 | ||
3306 | struct tun_metadata flow = match->flow.tunnel.metadata; | |
3307 | struct tun_metadata flow_mask = match->wc.masks.tunnel.metadata; | |
3308 | memset(&match->flow.tunnel.metadata, 0, sizeof match->flow.tunnel.metadata); | |
3309 | memset(&match->wc.masks.tunnel.metadata, 0, | |
3310 | sizeof match->wc.masks.tunnel.metadata); | |
3311 | match->tun_md.valid = false; | |
3312 | ||
8d8ab6c2 JG |
3313 | match->flow.tunnel.metadata.tab = state->tun_tab; |
3314 | match->wc.masks.tunnel.metadata.tab = match->flow.tunnel.metadata.tab; | |
3315 | ||
f6812140 JG |
3316 | ULLONG_FOR_EACH_1 (i, flow_mask.present.map) { |
3317 | const struct mf_field *field = mf_from_id(MFF_TUN_METADATA0 + i); | |
3318 | int offset = match->tun_md.entry[i].loc.c.offset; | |
3319 | int len = match->tun_md.entry[i].loc.len; | |
3320 | union mf_value value, mask; | |
3321 | ||
3322 | memset(&value, 0, field->n_bytes - len); | |
3323 | memset(&mask, match->tun_md.entry[i].masked ? 0 : 0xff, | |
3324 | field->n_bytes - len); | |
3325 | ||
3326 | memcpy(value.tun_metadata + field->n_bytes - len, | |
3327 | flow.opts.u8 + offset, len); | |
3328 | memcpy(mask.tun_metadata + field->n_bytes - len, | |
3329 | flow_mask.opts.u8 + offset, len); | |
3330 | mf_set(field, &value, &mask, match, NULL); | |
3331 | } | |
3332 | } | |
3333 | ||
3334 | /* In order to correctly handle tunnel metadata, we need to have | |
3335 | * two passes over the flows. This happens because tunnel metadata | |
3336 | * doesn't have fixed locations in a flow entry but is instead dynamically | |
3337 | * allocated space. In the case of flows coming from a file, we don't | |
3338 | * even know the size of each field when we need to do the allocation. | |
3339 | * When the flows come in, each flow has an individual allocation based | |
3340 | * on its own fields. However, this allocation is not the same across | |
3341 | * different flows and therefore fields are not directly comparable. | |
3342 | * | |
3343 | * In the first pass, we record the maximum size of each tunnel metadata | |
3344 | * field as well as queue FTE entries for later processing. | |
3345 | * | |
3346 | * In the second pass, we use the metadata size information to create a | |
3347 | * tunnel mapping table and set that through the tunnel metadata processing | |
3348 | * code. We then remap all individual flows to use this common allocation | |
3349 | * scheme. Finally, we load the queued entries into the classifier for | |
3350 | * comparison. | |
3351 | * | |
3352 | * fte_state_init() should be called before processing any flows. */ | |
3353 | static void | |
3354 | fte_state_init(struct fte_state *state) | |
3355 | { | |
3356 | int i; | |
3357 | ||
3358 | for (i = 0; i < TUN_METADATA_NUM_OPTS; i++) { | |
3359 | state->tun_metadata_size[i] = -1; | |
3360 | } | |
3361 | ||
3362 | ovs_list_init(&state->fte_pending_list); | |
8d8ab6c2 | 3363 | state->tun_tab = NULL; |
50f96b10 | 3364 | state->port_map = NULL; |
8d8ab6c2 JG |
3365 | } |
3366 | ||
3367 | static void | |
3368 | fte_state_destroy(struct fte_state *state) | |
3369 | { | |
3370 | tun_metadata_free(state->tun_tab); | |
f6812140 JG |
3371 | } |
3372 | ||
3373 | /* The first pass of the processing described in the comment about | |
3374 | * fte_state_init(). fte_queue() is the first pass to be called as each | |
3375 | * flow is read from its source. */ | |
3376 | static void | |
3377 | fte_queue(struct fte_state *state, const struct match *match, | |
3378 | int priority, struct fte_version *version, int index) | |
3379 | { | |
3380 | struct fte_pending *pending = xmalloc(sizeof *pending); | |
3381 | int i; | |
3382 | ||
3383 | pending->match = xmemdup(match, sizeof *match); | |
3384 | pending->priority = priority; | |
3385 | pending->version = version; | |
3386 | pending->index = index; | |
3387 | ovs_list_push_back(&state->fte_pending_list, &pending->list_node); | |
3388 | ||
3389 | if (!match->tun_md.valid) { | |
3390 | return; | |
3391 | } | |
3392 | ||
3393 | ULLONG_FOR_EACH_1 (i, match->wc.masks.tunnel.metadata.present.map) { | |
3394 | if (match->tun_md.entry[i].loc.len > state->tun_metadata_size[i]) { | |
3395 | state->tun_metadata_size[i] = match->tun_md.entry[i].loc.len; | |
3396 | } | |
3397 | } | |
3398 | } | |
3399 | ||
3400 | /* The second pass of the processing described in the comment about | |
3401 | * fte_state_init(). This should be called once all flows (from both | |
3402 | * sides of the comparison) have been added through fte_queue(). */ | |
3403 | static void | |
3404 | fte_fill(struct fte_state *state, struct flow_tables *tables) | |
3405 | { | |
3406 | struct fte_pending *pending; | |
3407 | ||
3408 | generate_tun_metadata(state); | |
3409 | ||
3410 | flow_tables_init(tables); | |
3411 | flow_tables_defer(tables); | |
3412 | ||
3413 | LIST_FOR_EACH_POP(pending, list_node, &state->fte_pending_list) { | |
8d8ab6c2 | 3414 | remap_match(state, pending->match); |
f6812140 JG |
3415 | fte_insert(tables, pending->match, pending->priority, pending->version, |
3416 | pending->index); | |
3417 | free(pending->match); | |
3418 | free(pending); | |
3419 | } | |
3420 | ||
3421 | flow_tables_publish(tables); | |
3422 | } | |
3423 | ||
00da1ac5 JR |
3424 | /* Reads the flows in 'filename' as flow table entries in 'tables' for the |
3425 | * version with the specified 'index'. Returns the flow formats able to | |
3426 | * represent the flows that were read. */ | |
27527aa0 | 3427 | static enum ofputil_protocol |
f6812140 | 3428 | read_flows_from_file(const char *filename, struct fte_state *state, int index) |
0199c526 | 3429 | { |
27527aa0 | 3430 | enum ofputil_protocol usable_protocols; |
bdda5aca | 3431 | int line_number; |
0199c526 BP |
3432 | struct ds s; |
3433 | FILE *file; | |
3434 | ||
3435 | file = !strcmp(filename, "-") ? stdin : fopen(filename, "r"); | |
3436 | if (file == NULL) { | |
3437 | ovs_fatal(errno, "%s: open", filename); | |
3438 | } | |
3439 | ||
3440 | ds_init(&s); | |
27527aa0 | 3441 | usable_protocols = OFPUTIL_P_ANY; |
bdda5aca BP |
3442 | line_number = 0; |
3443 | while (!ds_get_preprocessed_line(&s, file, &line_number)) { | |
0199c526 | 3444 | struct fte_version *version; |
a9a2da38 | 3445 | struct ofputil_flow_mod fm; |
bdda5aca | 3446 | char *error; |
db0b6c29 | 3447 | enum ofputil_protocol usable; |
0199c526 | 3448 | |
50f96b10 BP |
3449 | error = parse_ofp_str(&fm, OFPFC_ADD, ds_cstr(&s), state->port_map, |
3450 | &usable); | |
bdda5aca BP |
3451 | if (error) { |
3452 | ovs_fatal(0, "%s:%d: %s", filename, line_number, error); | |
3453 | } | |
db0b6c29 | 3454 | usable_protocols &= usable; |
0199c526 BP |
3455 | |
3456 | version = xmalloc(sizeof *version); | |
623e1caf | 3457 | version->cookie = fm.new_cookie; |
0199c526 BP |
3458 | version->idle_timeout = fm.idle_timeout; |
3459 | version->hard_timeout = fm.hard_timeout; | |
ca26eb44 | 3460 | version->importance = fm.importance; |
0fb88c18 BP |
3461 | version->flags = fm.flags & (OFPUTIL_FF_SEND_FLOW_REM |
3462 | | OFPUTIL_FF_EMERG); | |
f25d0cf3 BP |
3463 | version->ofpacts = fm.ofpacts; |
3464 | version->ofpacts_len = fm.ofpacts_len; | |
00da1ac5 | 3465 | version->table_id = fm.table_id != OFPTT_ALL ? fm.table_id : 0; |
0199c526 | 3466 | |
f6812140 | 3467 | fte_queue(state, &fm.match, fm.priority, version, index); |
0199c526 BP |
3468 | } |
3469 | ds_destroy(&s); | |
3470 | ||
3471 | if (file != stdin) { | |
3472 | fclose(file); | |
3473 | } | |
3474 | ||
27527aa0 | 3475 | return usable_protocols; |
0199c526 BP |
3476 | } |
3477 | ||
3478 | /* Reads the OpenFlow flow table from 'vconn', which has currently active flow | |
00da1ac5 | 3479 | * format 'protocol', and adds them as flow table entries in 'tables' for the |
0199c526 BP |
3480 | * version with the specified 'index'. */ |
3481 | static void | |
27527aa0 BP |
3482 | read_flows_from_switch(struct vconn *vconn, |
3483 | enum ofputil_protocol protocol, | |
f6812140 | 3484 | struct fte_state *state, int index) |
0199c526 | 3485 | { |
81d1ea94 | 3486 | struct ofputil_flow_stats_request fsr; |
0199c526 BP |
3487 | |
3488 | fsr.aggregate = false; | |
81a76618 | 3489 | match_init_catchall(&fsr.match); |
7f05e7ab | 3490 | fsr.out_port = OFPP_ANY; |
4b69263d | 3491 | fsr.out_group = OFPG_ANY; |
0199c526 | 3492 | fsr.table_id = 0xff; |
ecc798ab | 3493 | fsr.cookie = fsr.cookie_mask = htonll(0); |
0199c526 | 3494 | |
d444a914 BP |
3495 | struct ofputil_flow_stats *fses; |
3496 | size_t n_fses; | |
3497 | run(vconn_dump_flows(vconn, &fsr, protocol, &fses, &n_fses), | |
3498 | "dump flows"); | |
3499 | for (size_t i = 0; i < n_fses; i++) { | |
3500 | const struct ofputil_flow_stats *fs = &fses[i]; | |
4ce9c315 | 3501 | struct fte_version *version; |
0199c526 | 3502 | |
4ce9c315 | 3503 | version = xmalloc(sizeof *version); |
d444a914 BP |
3504 | version->cookie = fs->cookie; |
3505 | version->idle_timeout = fs->idle_timeout; | |
3506 | version->hard_timeout = fs->hard_timeout; | |
3507 | version->importance = fs->importance; | |
4ce9c315 | 3508 | version->flags = 0; |
d444a914 BP |
3509 | version->ofpacts_len = fs->ofpacts_len; |
3510 | version->ofpacts = xmemdup(fs->ofpacts, fs->ofpacts_len); | |
3511 | version->table_id = fs->table_id; | |
4ce9c315 | 3512 | |
d444a914 | 3513 | fte_queue(state, &fs->match, fs->priority, version, index); |
0199c526 | 3514 | } |
edb417cc WT |
3515 | |
3516 | for (size_t i = 0; i < n_fses; i++) { | |
3517 | free(CONST_CAST(struct ofpact *, fses[i].ofpacts)); | |
3518 | } | |
3519 | free(fses); | |
0199c526 BP |
3520 | } |
3521 | ||
3522 | static void | |
3523 | fte_make_flow_mod(const struct fte *fte, int index, uint16_t command, | |
ca6ba700 | 3524 | enum ofputil_protocol protocol, struct ovs_list *packets) |
0199c526 BP |
3525 | { |
3526 | const struct fte_version *version = fte->versions[index]; | |
0199c526 BP |
3527 | struct ofpbuf *ofm; |
3528 | ||
39cc5c4a BP |
3529 | struct ofputil_flow_mod fm = { |
3530 | .priority = fte->rule.priority, | |
3531 | .new_cookie = version->cookie, | |
3532 | .modify_cookie = true, | |
3533 | .table_id = version->table_id, | |
3534 | .command = command, | |
3535 | .idle_timeout = version->idle_timeout, | |
3536 | .hard_timeout = version->hard_timeout, | |
3537 | .importance = version->importance, | |
3538 | .buffer_id = UINT32_MAX, | |
3539 | .out_port = OFPP_ANY, | |
3540 | .out_group = OFPG_ANY, | |
3541 | .flags = version->flags, | |
39cc5c4a | 3542 | }; |
5cb7a798 | 3543 | minimatch_expand(&fte->rule.match, &fm.match); |
0199c526 BP |
3544 | if (command == OFPFC_ADD || command == OFPFC_MODIFY || |
3545 | command == OFPFC_MODIFY_STRICT) { | |
f25d0cf3 BP |
3546 | fm.ofpacts = version->ofpacts; |
3547 | fm.ofpacts_len = version->ofpacts_len; | |
0199c526 | 3548 | } else { |
f25d0cf3 BP |
3549 | fm.ofpacts = NULL; |
3550 | fm.ofpacts_len = 0; | |
0199c526 BP |
3551 | } |
3552 | ||
27527aa0 | 3553 | ofm = ofputil_encode_flow_mod(&fm, protocol); |
417e7e66 | 3554 | ovs_list_push_back(packets, &ofm->list_node); |
0199c526 BP |
3555 | } |
3556 | ||
3557 | static void | |
1636c761 | 3558 | ofctl_replace_flows(struct ovs_cmdl_context *ctx) |
0199c526 | 3559 | { |
50f96b10 | 3560 | enum { FILE_IDX = 0, SWITCH_IDX = 1 }; |
27527aa0 | 3561 | enum ofputil_protocol usable_protocols, protocol; |
f6812140 | 3562 | struct fte_state fte_state; |
00da1ac5 JR |
3563 | struct flow_tables tables; |
3564 | struct classifier *cls; | |
ca6ba700 | 3565 | struct ovs_list requests; |
0199c526 BP |
3566 | struct vconn *vconn; |
3567 | struct fte *fte; | |
3568 | ||
f6812140 | 3569 | fte_state_init(&fte_state); |
50f96b10 | 3570 | fte_state.port_map = ports_to_accept(ctx->argv[1]); |
f6812140 | 3571 | usable_protocols = read_flows_from_file(ctx->argv[2], &fte_state, FILE_IDX); |
0199c526 | 3572 | |
1636c761 | 3573 | protocol = open_vconn(ctx->argv[1], &vconn); |
27527aa0 BP |
3574 | protocol = set_protocol_for_flow_dump(vconn, protocol, usable_protocols); |
3575 | ||
f6812140 JG |
3576 | read_flows_from_switch(vconn, protocol, &fte_state, SWITCH_IDX); |
3577 | ||
3578 | fte_fill(&fte_state, &tables); | |
0199c526 | 3579 | |
417e7e66 | 3580 | ovs_list_init(&requests); |
0199c526 | 3581 | |
00da1ac5 JR |
3582 | FOR_EACH_TABLE (cls, &tables) { |
3583 | /* Delete flows that exist on the switch but not in the file. */ | |
3584 | CLS_FOR_EACH (fte, rule, cls) { | |
3585 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3586 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3587 | |
00da1ac5 JR |
3588 | if (sw_ver && !file_ver) { |
3589 | fte_make_flow_mod(fte, SWITCH_IDX, OFPFC_DELETE_STRICT, | |
3590 | protocol, &requests); | |
3591 | } | |
0199c526 | 3592 | } |
0199c526 | 3593 | |
00da1ac5 JR |
3594 | /* Add flows that exist in the file but not on the switch. |
3595 | * Update flows that exist in both places but differ. */ | |
3596 | CLS_FOR_EACH (fte, rule, cls) { | |
3597 | struct fte_version *file_ver = fte->versions[FILE_IDX]; | |
3598 | struct fte_version *sw_ver = fte->versions[SWITCH_IDX]; | |
0199c526 | 3599 | |
00da1ac5 JR |
3600 | if (file_ver && |
3601 | (readd || !sw_ver || !fte_version_equals(sw_ver, file_ver))) { | |
3602 | fte_make_flow_mod(fte, FILE_IDX, OFPFC_ADD, protocol, | |
3603 | &requests); | |
3604 | } | |
0199c526 BP |
3605 | } |
3606 | } | |
db5076ee | 3607 | if (bundle) { |
39c94593 | 3608 | bundle_transact(vconn, &requests, OFPBF_ORDERED | OFPBF_ATOMIC); |
db5076ee JR |
3609 | } else { |
3610 | transact_multiple_noreply(vconn, &requests); | |
3611 | } | |
74cb32e3 WT |
3612 | |
3613 | ofpbuf_list_delete(&requests); | |
0199c526 BP |
3614 | vconn_close(vconn); |
3615 | ||
00da1ac5 | 3616 | fte_free_all(&tables); |
8d8ab6c2 | 3617 | fte_state_destroy(&fte_state); |
0199c526 BP |
3618 | } |
3619 | ||
3620 | static void | |
f6812140 | 3621 | read_flows_from_source(const char *source, struct fte_state *state, int index) |
0199c526 BP |
3622 | { |
3623 | struct stat s; | |
3624 | ||
3625 | if (source[0] == '/' || source[0] == '.' | |
3626 | || (!strchr(source, ':') && !stat(source, &s))) { | |
f6812140 | 3627 | read_flows_from_file(source, state, index); |
0199c526 | 3628 | } else { |
27527aa0 | 3629 | enum ofputil_protocol protocol; |
0199c526 BP |
3630 | struct vconn *vconn; |
3631 | ||
27527aa0 BP |
3632 | protocol = open_vconn(source, &vconn); |
3633 | protocol = set_protocol_for_flow_dump(vconn, protocol, OFPUTIL_P_ANY); | |
f6812140 | 3634 | read_flows_from_switch(vconn, protocol, state, index); |
0199c526 | 3635 | vconn_close(vconn); |
50f96b10 BP |
3636 | |
3637 | if (!state->port_map) { | |
3638 | state->port_map = ports_to_show(source); | |
3639 | } | |
0199c526 BP |
3640 | } |
3641 | } | |
3642 | ||
3643 | static void | |
1636c761 | 3644 | ofctl_diff_flows(struct ovs_cmdl_context *ctx) |
0199c526 BP |
3645 | { |
3646 | bool differences = false; | |
f6812140 | 3647 | struct fte_state fte_state; |
00da1ac5 JR |
3648 | struct flow_tables tables; |
3649 | struct classifier *cls; | |
98f7f427 | 3650 | struct ds a_s, b_s; |
0199c526 BP |
3651 | struct fte *fte; |
3652 | ||
f6812140 JG |
3653 | fte_state_init(&fte_state); |
3654 | read_flows_from_source(ctx->argv[1], &fte_state, 0); | |
3655 | read_flows_from_source(ctx->argv[2], &fte_state, 1); | |
3656 | fte_fill(&fte_state, &tables); | |
0199c526 | 3657 | |
98f7f427 BP |
3658 | ds_init(&a_s); |
3659 | ds_init(&b_s); | |
3660 | ||
00da1ac5 JR |
3661 | FOR_EACH_TABLE (cls, &tables) { |
3662 | CLS_FOR_EACH (fte, rule, cls) { | |
3663 | struct fte_version *a = fte->versions[0]; | |
3664 | struct fte_version *b = fte->versions[1]; | |
3665 | ||
3666 | if (!a || !b || !fte_version_equals(a, b)) { | |
8d8ab6c2 JG |
3667 | fte_version_format(&fte_state, fte, 0, &a_s); |
3668 | fte_version_format(&fte_state, fte, 1, &b_s); | |
6cc9d77c BP |
3669 | if (a_s.length) { |
3670 | printf("-%s", ds_cstr(&a_s)); | |
3671 | } | |
3672 | if (b_s.length) { | |
3673 | printf("+%s", ds_cstr(&b_s)); | |
98f7f427 | 3674 | } |
6cc9d77c | 3675 | differences = true; |
0199c526 | 3676 | } |
0199c526 BP |
3677 | } |
3678 | } | |
3679 | ||
98f7f427 BP |
3680 | ds_destroy(&a_s); |
3681 | ds_destroy(&b_s); | |
3682 | ||
00da1ac5 | 3683 | fte_free_all(&tables); |
8d8ab6c2 | 3684 | fte_state_destroy(&fte_state); |
0199c526 BP |
3685 | |
3686 | if (differences) { | |
3687 | exit(2); | |
3688 | } | |
3689 | } | |
3200ed58 JR |
3690 | |
3691 | static void | |
3692 | ofctl_meter_mod__(const char *bridge, const char *str, int command) | |
3693 | { | |
3694 | struct ofputil_meter_mod mm; | |
3695 | struct vconn *vconn; | |
3696 | enum ofputil_protocol protocol; | |
3697 | enum ofputil_protocol usable_protocols; | |
3698 | enum ofp_version version; | |
3699 | ||
3700 | if (str) { | |
3701 | char *error; | |
3702 | error = parse_ofp_meter_mod_str(&mm, str, command, &usable_protocols); | |
3703 | if (error) { | |
3704 | ovs_fatal(0, "%s", error); | |
3705 | } | |
3706 | } else { | |
3707 | usable_protocols = OFPUTIL_P_OF13_UP; | |
3708 | mm.command = command; | |
3709 | mm.meter.meter_id = OFPM13_ALL; | |
2f0b69ac | 3710 | mm.meter.bands = NULL; |
3200ed58 JR |
3711 | } |
3712 | ||
3713 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
3714 | version = ofputil_protocol_to_ofp_version(protocol); | |
3715 | transact_noreply(vconn, ofputil_encode_meter_mod(version, &mm)); | |
2f0b69ac | 3716 | free(mm.meter.bands); |
3200ed58 JR |
3717 | vconn_close(vconn); |
3718 | } | |
3719 | ||
3720 | static void | |
3721 | ofctl_meter_request__(const char *bridge, const char *str, | |
3722 | enum ofputil_meter_request_type type) | |
3723 | { | |
3724 | struct ofputil_meter_mod mm; | |
3725 | struct vconn *vconn; | |
3726 | enum ofputil_protocol usable_protocols; | |
3727 | enum ofputil_protocol protocol; | |
3728 | enum ofp_version version; | |
3729 | ||
3730 | if (str) { | |
3731 | char *error; | |
3732 | error = parse_ofp_meter_mod_str(&mm, str, -1, &usable_protocols); | |
3733 | if (error) { | |
3734 | ovs_fatal(0, "%s", error); | |
3735 | } | |
3736 | } else { | |
3737 | usable_protocols = OFPUTIL_P_OF13_UP; | |
3738 | mm.meter.meter_id = OFPM13_ALL; | |
2f0b69ac | 3739 | mm.meter.bands = NULL; |
3200ed58 JR |
3740 | } |
3741 | ||
3742 | protocol = open_vconn_for_flow_mod(bridge, &vconn, usable_protocols); | |
3743 | version = ofputil_protocol_to_ofp_version(protocol); | |
182b2eef BP |
3744 | dump_transaction(vconn, ofputil_encode_meter_request(version, type, |
3745 | mm.meter.meter_id)); | |
2f0b69ac | 3746 | free(mm.meter.bands); |
3200ed58 JR |
3747 | vconn_close(vconn); |
3748 | } | |
3749 | ||
3750 | ||
3751 | static void | |
1636c761 | 3752 | ofctl_add_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 3753 | { |
1636c761 | 3754 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_ADD); |
3200ed58 JR |
3755 | } |
3756 | ||
3757 | static void | |
1636c761 | 3758 | ofctl_mod_meter(struct ovs_cmdl_context *ctx) |
3200ed58 | 3759 | { |
1636c761 | 3760 | ofctl_meter_mod__(ctx->argv[1], ctx->argv[2], OFPMC13_MODIFY); |
3200ed58 JR |
3761 | } |
3762 | ||
3763 | static void | |
1636c761 | 3764 | ofctl_del_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 3765 | { |
1636c761 | 3766 | ofctl_meter_mod__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, OFPMC13_DELETE); |
3200ed58 JR |
3767 | } |
3768 | ||
3769 | static void | |
1636c761 | 3770 | ofctl_dump_meters(struct ovs_cmdl_context *ctx) |
3200ed58 | 3771 | { |
1636c761 | 3772 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
3773 | OFPUTIL_METER_CONFIG); |
3774 | } | |
3775 | ||
3776 | static void | |
1636c761 | 3777 | ofctl_meter_stats(struct ovs_cmdl_context *ctx) |
3200ed58 | 3778 | { |
1636c761 | 3779 | ofctl_meter_request__(ctx->argv[1], ctx->argc > 2 ? ctx->argv[2] : NULL, |
3200ed58 JR |
3780 | OFPUTIL_METER_STATS); |
3781 | } | |
3782 | ||
3783 | static void | |
1636c761 | 3784 | ofctl_meter_features(struct ovs_cmdl_context *ctx) |
3200ed58 | 3785 | { |
1636c761 | 3786 | ofctl_meter_request__(ctx->argv[1], NULL, OFPUTIL_METER_FEATURES); |
3200ed58 JR |
3787 | } |
3788 | ||
0199c526 | 3789 | \f |
09246b99 BP |
3790 | /* Undocumented commands for unit testing. */ |
3791 | ||
770f1f66 | 3792 | static void |
db0b6c29 JR |
3793 | ofctl_parse_flows__(struct ofputil_flow_mod *fms, size_t n_fms, |
3794 | enum ofputil_protocol usable_protocols) | |
770f1f66 | 3795 | { |
27527aa0 BP |
3796 | enum ofputil_protocol protocol = 0; |
3797 | char *usable_s; | |
3798 | size_t i; | |
770f1f66 | 3799 | |
27527aa0 BP |
3800 | usable_s = ofputil_protocols_to_string(usable_protocols); |
3801 | printf("usable protocols: %s\n", usable_s); | |
3802 | free(usable_s); | |
3803 | ||
3804 | if (!(usable_protocols & allowed_protocols)) { | |
3805 | ovs_fatal(0, "no usable protocol"); | |
3806 | } | |
3807 | for (i = 0; i < sizeof(enum ofputil_protocol) * CHAR_BIT; i++) { | |
3808 | protocol = 1 << i; | |
3809 | if (protocol & usable_protocols & allowed_protocols) { | |
3810 | break; | |
3811 | } | |
3812 | } | |
cc2862a9 | 3813 | ovs_assert(is_pow2(protocol)); |
27527aa0 BP |
3814 | |
3815 | printf("chosen protocol: %s\n", ofputil_protocol_to_string(protocol)); | |
3816 | ||
3817 | for (i = 0; i < n_fms; i++) { | |
3818 | struct ofputil_flow_mod *fm = &fms[i]; | |
3819 | struct ofpbuf *msg; | |
3820 | ||
3821 | msg = ofputil_encode_flow_mod(fm, protocol); | |
50f96b10 | 3822 | ofp_print(stdout, msg->data, msg->size, NULL, verbosity); |
27527aa0 BP |
3823 | ofpbuf_delete(msg); |
3824 | ||
dc723c44 | 3825 | free(CONST_CAST(struct ofpact *, fm->ofpacts)); |
770f1f66 BP |
3826 | } |
3827 | } | |
3828 | ||
3829 | /* "parse-flow FLOW": parses the argument as a flow (like add-flow) and prints | |
3830 | * it back to stdout. */ | |
3831 | static void | |
1636c761 | 3832 | ofctl_parse_flow(struct ovs_cmdl_context *ctx) |
770f1f66 | 3833 | { |
db0b6c29 | 3834 | enum ofputil_protocol usable_protocols; |
27527aa0 | 3835 | struct ofputil_flow_mod fm; |
bdda5aca | 3836 | char *error; |
770f1f66 | 3837 | |
50f96b10 BP |
3838 | error = parse_ofp_flow_mod_str(&fm, ctx->argv[1], NULL, |
3839 | OFPFC_ADD, &usable_protocols); | |
bdda5aca BP |
3840 | if (error) { |
3841 | ovs_fatal(0, "%s", error); | |
3842 | } | |
db0b6c29 | 3843 | ofctl_parse_flows__(&fm, 1, usable_protocols); |
770f1f66 BP |
3844 | } |
3845 | ||
fec00620 BP |
3846 | /* "parse-flows FILENAME": reads the named file as a sequence of flows (like |
3847 | * add-flows) and prints each of the flows back to stdout. */ | |
0e581146 | 3848 | static void |
1636c761 | 3849 | ofctl_parse_flows(struct ovs_cmdl_context *ctx) |
0e581146 | 3850 | { |
db0b6c29 | 3851 | enum ofputil_protocol usable_protocols; |
27527aa0 BP |
3852 | struct ofputil_flow_mod *fms = NULL; |
3853 | size_t n_fms = 0; | |
bdda5aca | 3854 | char *error; |
0e581146 | 3855 | |
50f96b10 BP |
3856 | error = parse_ofp_flow_mod_file(ctx->argv[1], NULL, OFPFC_ADD, |
3857 | &fms, &n_fms, &usable_protocols); | |
bdda5aca BP |
3858 | if (error) { |
3859 | ovs_fatal(0, "%s", error); | |
3860 | } | |
db0b6c29 | 3861 | ofctl_parse_flows__(fms, n_fms, usable_protocols); |
27527aa0 | 3862 | free(fms); |
0e581146 BP |
3863 | } |
3864 | ||
064af421 | 3865 | static void |
9d84066c | 3866 | ofctl_parse_nxm__(bool oxm, enum ofp_version version) |
09246b99 BP |
3867 | { |
3868 | struct ds in; | |
3869 | ||
3870 | ds_init(&in); | |
06d7ae7d | 3871 | while (!ds_get_test_line(&in, stdin)) { |
09246b99 | 3872 | struct ofpbuf nx_match; |
81a76618 | 3873 | struct match match; |
e729e793 | 3874 | ovs_be64 cookie, cookie_mask; |
90bf1e07 | 3875 | enum ofperr error; |
09246b99 | 3876 | int match_len; |
09246b99 BP |
3877 | |
3878 | /* Convert string to nx_match. */ | |
3879 | ofpbuf_init(&nx_match, 0); | |
7623f4dd SH |
3880 | if (oxm) { |
3881 | match_len = oxm_match_from_string(ds_cstr(&in), &nx_match); | |
3882 | } else { | |
3883 | match_len = nx_match_from_string(ds_cstr(&in), &nx_match); | |
3884 | } | |
09246b99 | 3885 | |
81a76618 | 3886 | /* Convert nx_match to match. */ |
102ce766 | 3887 | if (strict) { |
7623f4dd | 3888 | if (oxm) { |
d7892c81 | 3889 | error = oxm_pull_match(&nx_match, false, NULL, NULL, &match); |
7623f4dd | 3890 | } else { |
d7892c81 YHW |
3891 | error = nx_pull_match(&nx_match, match_len, &match, &cookie, |
3892 | &cookie_mask, false, NULL, NULL); | |
7623f4dd | 3893 | } |
102ce766 | 3894 | } else { |
7623f4dd | 3895 | if (oxm) { |
d7892c81 | 3896 | error = oxm_pull_match_loose(&nx_match, false, NULL, &match); |
7623f4dd | 3897 | } else { |
81a76618 | 3898 | error = nx_pull_match_loose(&nx_match, match_len, &match, |
d7892c81 YHW |
3899 | &cookie, &cookie_mask, false, |
3900 | NULL); | |
7623f4dd | 3901 | } |
102ce766 EJ |
3902 | } |
3903 | ||
7623f4dd | 3904 | |
09246b99 BP |
3905 | if (!error) { |
3906 | char *out; | |
3907 | ||
81a76618 | 3908 | /* Convert match back to nx_match. */ |
09246b99 BP |
3909 | ofpbuf_uninit(&nx_match); |
3910 | ofpbuf_init(&nx_match, 0); | |
7623f4dd | 3911 | if (oxm) { |
9d84066c | 3912 | match_len = oxm_put_match(&nx_match, &match, version); |
db5a1019 | 3913 | out = oxm_match_to_string(&nx_match, match_len); |
7623f4dd | 3914 | } else { |
81a76618 | 3915 | match_len = nx_put_match(&nx_match, &match, |
7623f4dd | 3916 | cookie, cookie_mask); |
6fd6ed71 | 3917 | out = nx_match_to_string(nx_match.data, match_len); |
7623f4dd | 3918 | } |
09246b99 | 3919 | |
09246b99 BP |
3920 | puts(out); |
3921 | free(out); | |
508a9338 BP |
3922 | |
3923 | if (verbosity > 0) { | |
6fd6ed71 | 3924 | ovs_hex_dump(stdout, nx_match.data, nx_match.size, 0, false); |
508a9338 | 3925 | } |
09246b99 | 3926 | } else { |
90bf1e07 BP |
3927 | printf("nx_pull_match() returned error %s\n", |
3928 | ofperr_get_name(error)); | |
09246b99 BP |
3929 | } |
3930 | ||
3931 | ofpbuf_uninit(&nx_match); | |
3932 | } | |
3933 | ds_destroy(&in); | |
064af421 BP |
3934 | } |
3935 | ||
b5ae8913 SH |
3936 | /* "parse-nxm": reads a series of NXM nx_match specifications as strings from |
3937 | * stdin, does some internal fussing with them, and then prints them back as | |
3938 | * strings on stdout. */ | |
3939 | static void | |
1636c761 | 3940 | ofctl_parse_nxm(struct ovs_cmdl_context *ctx OVS_UNUSED) |
b5ae8913 | 3941 | { |
2f4aba0b | 3942 | ofctl_parse_nxm__(false, 0); |
b5ae8913 SH |
3943 | } |
3944 | ||
9d84066c BP |
3945 | /* "parse-oxm VERSION": reads a series of OXM nx_match specifications as |
3946 | * strings from stdin, does some internal fussing with them, and then prints | |
3947 | * them back as strings on stdout. VERSION must specify an OpenFlow version, | |
3948 | * e.g. "OpenFlow12". */ | |
b5ae8913 | 3949 | static void |
1636c761 | 3950 | ofctl_parse_oxm(struct ovs_cmdl_context *ctx) |
b5ae8913 | 3951 | { |
1636c761 | 3952 | enum ofp_version version = ofputil_version_from_string(ctx->argv[1]); |
9d84066c | 3953 | if (version < OFP12_VERSION) { |
1636c761 | 3954 | ovs_fatal(0, "%s: not a valid version for OXM", ctx->argv[1]); |
9d84066c BP |
3955 | } |
3956 | ||
2f4aba0b | 3957 | ofctl_parse_nxm__(true, version); |
b5ae8913 SH |
3958 | } |
3959 | ||
f25d0cf3 | 3960 | static void |
96628ae8 BP |
3961 | print_differences(const char *prefix, |
3962 | const void *a_, size_t a_len, | |
f25d0cf3 BP |
3963 | const void *b_, size_t b_len) |
3964 | { | |
3965 | const uint8_t *a = a_; | |
3966 | const uint8_t *b = b_; | |
3967 | size_t i; | |
3968 | ||
3969 | for (i = 0; i < MIN(a_len, b_len); i++) { | |
3970 | if (a[i] != b[i]) { | |
34582733 | 3971 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> %02"PRIx8"\n", |
96628ae8 | 3972 | prefix, i, a[i], b[i]); |
f25d0cf3 BP |
3973 | } |
3974 | } | |
3975 | for (i = a_len; i < b_len; i++) { | |
34582733 | 3976 | printf("%s%2"PRIuSIZE": (none) -> %02"PRIx8"\n", prefix, i, b[i]); |
f25d0cf3 BP |
3977 | } |
3978 | for (i = b_len; i < a_len; i++) { | |
34582733 | 3979 | printf("%s%2"PRIuSIZE": %02"PRIx8" -> (none)\n", prefix, i, a[i]); |
f25d0cf3 BP |
3980 | } |
3981 | } | |
3982 | ||
f25d0cf3 | 3983 | static void |
65a8a59e | 3984 | ofctl_parse_actions__(const char *version_s, bool instructions) |
f25d0cf3 | 3985 | { |
65a8a59e | 3986 | enum ofp_version version; |
f25d0cf3 BP |
3987 | struct ds in; |
3988 | ||
65a8a59e BP |
3989 | version = ofputil_version_from_string(version_s); |
3990 | if (!version) { | |
3991 | ovs_fatal(0, "%s: not a valid OpenFlow version", version_s); | |
3992 | } | |
3993 | ||
f25d0cf3 | 3994 | ds_init(&in); |
bdda5aca | 3995 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
65a8a59e BP |
3996 | struct ofpbuf of_out; |
3997 | struct ofpbuf of_in; | |
f25d0cf3 | 3998 | struct ofpbuf ofpacts; |
65a8a59e BP |
3999 | const char *table_id; |
4000 | char *actions; | |
f25d0cf3 BP |
4001 | enum ofperr error; |
4002 | size_t size; | |
4003 | struct ds s; | |
4004 | ||
65a8a59e BP |
4005 | /* Parse table_id separated with the follow-up actions by ",", if |
4006 | * any. */ | |
4007 | actions = ds_cstr(&in); | |
4008 | table_id = NULL; | |
4009 | if (strstr(actions, ",")) { | |
4010 | table_id = strsep(&actions, ","); | |
4011 | } | |
4012 | ||
f25d0cf3 | 4013 | /* Parse hex bytes. */ |
65a8a59e BP |
4014 | ofpbuf_init(&of_in, 0); |
4015 | if (ofpbuf_put_hex(&of_in, actions, NULL)[0] != '\0') { | |
f25d0cf3 BP |
4016 | ovs_fatal(0, "Trailing garbage in hex data"); |
4017 | } | |
4018 | ||
4019 | /* Convert to ofpacts. */ | |
4020 | ofpbuf_init(&ofpacts, 0); | |
6fd6ed71 | 4021 | size = of_in.size; |
8f2cded4 BP |
4022 | error = (instructions |
4023 | ? ofpacts_pull_openflow_instructions | |
4024 | : ofpacts_pull_openflow_actions)( | |
5c7c16d8 | 4025 | &of_in, of_in.size, version, NULL, NULL, &ofpacts); |
65a8a59e BP |
4026 | if (!error && instructions) { |
4027 | /* Verify actions, enforce consistency. */ | |
4028 | enum ofputil_protocol protocol; | |
67210a55 | 4029 | struct match match; |
65a8a59e | 4030 | |
67210a55 | 4031 | memset(&match, 0, sizeof match); |
65a8a59e | 4032 | protocol = ofputil_protocols_from_ofp_version(version); |
6fd6ed71 | 4033 | error = ofpacts_check_consistency(ofpacts.data, ofpacts.size, |
67210a55 | 4034 | &match, OFPP_MAX, |
65a8a59e | 4035 | table_id ? atoi(table_id) : 0, |
00da1ac5 | 4036 | OFPTT_MAX + 1, protocol); |
65a8a59e | 4037 | } |
f25d0cf3 | 4038 | if (error) { |
65a8a59e BP |
4039 | printf("bad %s %s: %s\n\n", |
4040 | version_s, instructions ? "instructions" : "actions", | |
4041 | ofperr_get_name(error)); | |
f25d0cf3 | 4042 | ofpbuf_uninit(&ofpacts); |
65a8a59e | 4043 | ofpbuf_uninit(&of_in); |
f25d0cf3 BP |
4044 | continue; |
4045 | } | |
65a8a59e | 4046 | ofpbuf_push_uninit(&of_in, size); |
f25d0cf3 BP |
4047 | |
4048 | /* Print cls_rule. */ | |
4049 | ds_init(&s); | |
455ecd77 | 4050 | ds_put_cstr(&s, "actions="); |
efefbcae BP |
4051 | struct ofpact_format_params fp = { .s = &s }; |
4052 | ofpacts_format(ofpacts.data, ofpacts.size, &fp); | |
f25d0cf3 BP |
4053 | puts(ds_cstr(&s)); |
4054 | ds_destroy(&s); | |
4055 | ||
4056 | /* Convert back to ofp10 actions and print differences from input. */ | |
65a8a59e BP |
4057 | ofpbuf_init(&of_out, 0); |
4058 | if (instructions) { | |
6fd6ed71 PS |
4059 | ofpacts_put_openflow_instructions(ofpacts.data, ofpacts.size, |
4060 | &of_out, version); | |
65a8a59e | 4061 | } else { |
6fd6ed71 | 4062 | ofpacts_put_openflow_actions(ofpacts.data, ofpacts.size, |
65a8a59e BP |
4063 | &of_out, version); |
4064 | } | |
f25d0cf3 | 4065 | |
6fd6ed71 PS |
4066 | print_differences("", of_in.data, of_in.size, |
4067 | of_out.data, of_out.size); | |
f25d0cf3 BP |
4068 | putchar('\n'); |
4069 | ||
4070 | ofpbuf_uninit(&ofpacts); | |
65a8a59e BP |
4071 | ofpbuf_uninit(&of_in); |
4072 | ofpbuf_uninit(&of_out); | |
f25d0cf3 BP |
4073 | } |
4074 | ds_destroy(&in); | |
4075 | } | |
4076 | ||
65a8a59e BP |
4077 | /* "parse-actions VERSION": reads a series of action specifications for the |
4078 | * given OpenFlow VERSION as hex bytes from stdin, converts them to ofpacts, | |
4079 | * prints them as strings on stdout, and then converts them back to hex bytes | |
4080 | * and prints any differences from the input. */ | |
8f2cded4 | 4081 | static void |
1636c761 | 4082 | ofctl_parse_actions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 4083 | { |
1636c761 | 4084 | ofctl_parse_actions__(ctx->argv[1], false); |
8f2cded4 BP |
4085 | } |
4086 | ||
65a8a59e BP |
4087 | /* "parse-actions VERSION": reads a series of instruction specifications for |
4088 | * the given OpenFlow VERSION as hex bytes from stdin, converts them to | |
4089 | * ofpacts, prints them as strings on stdout, and then converts them back to | |
4090 | * hex bytes and prints any differences from the input. */ | |
8f2cded4 | 4091 | static void |
1636c761 | 4092 | ofctl_parse_instructions(struct ovs_cmdl_context *ctx) |
8f2cded4 | 4093 | { |
1636c761 | 4094 | ofctl_parse_actions__(ctx->argv[1], true); |
8f2cded4 BP |
4095 | } |
4096 | ||
96628ae8 BP |
4097 | /* "parse-ofp10-match": reads a series of ofp10_match specifications as hex |
4098 | * bytes from stdin, converts them to cls_rules, prints them as strings on | |
4099 | * stdout, and then converts them back to hex bytes and prints any differences | |
8812ec2c BP |
4100 | * from the input. |
4101 | * | |
4102 | * The input hex bytes may contain "x"s to represent "don't-cares", bytes whose | |
4103 | * values are ignored in the input and will be set to zero when OVS converts | |
4104 | * them back to hex bytes. ovs-ofctl actually sets "x"s to random bits when | |
4105 | * it does the conversion to hex, to ensure that in fact they are ignored. */ | |
96628ae8 | 4106 | static void |
1636c761 | 4107 | ofctl_parse_ofp10_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
96628ae8 | 4108 | { |
8812ec2c | 4109 | struct ds expout; |
96628ae8 BP |
4110 | struct ds in; |
4111 | ||
4112 | ds_init(&in); | |
8812ec2c | 4113 | ds_init(&expout); |
bdda5aca | 4114 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
8812ec2c | 4115 | struct ofpbuf match_in, match_expout; |
96628ae8 BP |
4116 | struct ofp10_match match_out; |
4117 | struct ofp10_match match_normal; | |
81a76618 | 4118 | struct match match; |
8812ec2c BP |
4119 | char *p; |
4120 | ||
4121 | /* Parse hex bytes to use for expected output. */ | |
4122 | ds_clear(&expout); | |
4123 | ds_put_cstr(&expout, ds_cstr(&in)); | |
4124 | for (p = ds_cstr(&expout); *p; p++) { | |
4125 | if (*p == 'x') { | |
4126 | *p = '0'; | |
4127 | } | |
4128 | } | |
4129 | ofpbuf_init(&match_expout, 0); | |
4130 | if (ofpbuf_put_hex(&match_expout, ds_cstr(&expout), NULL)[0] != '\0') { | |
4131 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4132 | } | |
6fd6ed71 | 4133 | if (match_expout.size != sizeof(struct ofp10_match)) { |
437d0d22 | 4134 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4135 | match_expout.size, sizeof(struct ofp10_match)); |
8812ec2c | 4136 | } |
96628ae8 | 4137 | |
8812ec2c BP |
4138 | /* Parse hex bytes for input. */ |
4139 | for (p = ds_cstr(&in); *p; p++) { | |
4140 | if (*p == 'x') { | |
4141 | *p = "0123456789abcdef"[random_uint32() & 0xf]; | |
4142 | } | |
4143 | } | |
96628ae8 BP |
4144 | ofpbuf_init(&match_in, 0); |
4145 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
4146 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4147 | } | |
6fd6ed71 | 4148 | if (match_in.size != sizeof(struct ofp10_match)) { |
437d0d22 | 4149 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4150 | match_in.size, sizeof(struct ofp10_match)); |
96628ae8 BP |
4151 | } |
4152 | ||
4153 | /* Convert to cls_rule and print. */ | |
6fd6ed71 | 4154 | ofputil_match_from_ofp10_match(match_in.data, &match); |
50f96b10 | 4155 | match_print(&match, NULL); |
96628ae8 BP |
4156 | |
4157 | /* Convert back to ofp10_match and print differences from input. */ | |
81a76618 | 4158 | ofputil_match_to_ofp10_match(&match, &match_out); |
6fd6ed71 | 4159 | print_differences("", match_expout.data, match_expout.size, |
96628ae8 BP |
4160 | &match_out, sizeof match_out); |
4161 | ||
4162 | /* Normalize, then convert and compare again. */ | |
81a76618 BP |
4163 | ofputil_normalize_match(&match); |
4164 | ofputil_match_to_ofp10_match(&match, &match_normal); | |
96628ae8 BP |
4165 | print_differences("normal: ", &match_out, sizeof match_out, |
4166 | &match_normal, sizeof match_normal); | |
4167 | putchar('\n'); | |
4168 | ||
4169 | ofpbuf_uninit(&match_in); | |
8812ec2c | 4170 | ofpbuf_uninit(&match_expout); |
96628ae8 BP |
4171 | } |
4172 | ds_destroy(&in); | |
8812ec2c | 4173 | ds_destroy(&expout); |
96628ae8 BP |
4174 | } |
4175 | ||
410698cf | 4176 | /* "parse-ofp11-match": reads a series of ofp11_match specifications as hex |
81a76618 BP |
4177 | * bytes from stdin, converts them to "struct match"es, prints them as strings |
4178 | * on stdout, and then converts them back to hex bytes and prints any | |
4179 | * differences from the input. */ | |
410698cf | 4180 | static void |
1636c761 | 4181 | ofctl_parse_ofp11_match(struct ovs_cmdl_context *ctx OVS_UNUSED) |
410698cf BP |
4182 | { |
4183 | struct ds in; | |
4184 | ||
4185 | ds_init(&in); | |
bdda5aca | 4186 | while (!ds_get_preprocessed_line(&in, stdin, NULL)) { |
410698cf BP |
4187 | struct ofpbuf match_in; |
4188 | struct ofp11_match match_out; | |
81a76618 | 4189 | struct match match; |
410698cf | 4190 | enum ofperr error; |
410698cf BP |
4191 | |
4192 | /* Parse hex bytes. */ | |
4193 | ofpbuf_init(&match_in, 0); | |
4194 | if (ofpbuf_put_hex(&match_in, ds_cstr(&in), NULL)[0] != '\0') { | |
4195 | ovs_fatal(0, "Trailing garbage in hex data"); | |
4196 | } | |
6fd6ed71 | 4197 | if (match_in.size != sizeof(struct ofp11_match)) { |
437d0d22 | 4198 | ovs_fatal(0, "Input is %"PRIu32" bytes, expected %"PRIuSIZE, |
6fd6ed71 | 4199 | match_in.size, sizeof(struct ofp11_match)); |
410698cf BP |
4200 | } |
4201 | ||
81a76618 | 4202 | /* Convert to match. */ |
6fd6ed71 | 4203 | error = ofputil_match_from_ofp11_match(match_in.data, &match); |
410698cf BP |
4204 | if (error) { |
4205 | printf("bad ofp11_match: %s\n\n", ofperr_get_name(error)); | |
4206 | ofpbuf_uninit(&match_in); | |
4207 | continue; | |
4208 | } | |
4209 | ||
81a76618 | 4210 | /* Print match. */ |
50f96b10 | 4211 | match_print(&match, NULL); |
410698cf BP |
4212 | |
4213 | /* Convert back to ofp11_match and print differences from input. */ | |
81a76618 | 4214 | ofputil_match_to_ofp11_match(&match, &match_out); |
410698cf | 4215 | |
6fd6ed71 | 4216 | print_differences("", match_in.data, match_in.size, |
d01c980f BP |
4217 | &match_out, sizeof match_out); |
4218 | putchar('\n'); | |
410698cf | 4219 | |
d01c980f BP |
4220 | ofpbuf_uninit(&match_in); |
4221 | } | |
4222 | ds_destroy(&in); | |
4223 | } | |
4224 | ||
77ab5fd2 BP |
4225 | /* "parse-pcap PCAP...": read packets from each PCAP file and print their |
4226 | * flows. */ | |
14249c02 | 4227 | static void |
1636c761 | 4228 | ofctl_parse_pcap(struct ovs_cmdl_context *ctx) |
14249c02 | 4229 | { |
77ab5fd2 BP |
4230 | int error = 0; |
4231 | for (int i = 1; i < ctx->argc; i++) { | |
4232 | const char *filename = ctx->argv[i]; | |
4233 | FILE *pcap = ovs_pcap_open(filename, "rb"); | |
4234 | if (!pcap) { | |
4235 | error = errno; | |
4236 | ovs_error(error, "%s: open failed", filename); | |
4237 | continue; | |
4238 | } | |
14249c02 | 4239 | |
77ab5fd2 BP |
4240 | for (;;) { |
4241 | struct dp_packet *packet; | |
4242 | struct flow flow; | |
4243 | int retval; | |
14249c02 | 4244 | |
77ab5fd2 BP |
4245 | retval = ovs_pcap_read(pcap, &packet, NULL); |
4246 | if (retval == EOF) { | |
4247 | break; | |
4248 | } else if (retval) { | |
4249 | error = retval; | |
4250 | ovs_error(error, "%s: read failed", filename); | |
4251 | } | |
14249c02 | 4252 | |
117d7249 | 4253 | pkt_metadata_init(&packet->md, u32_to_odp(ofp_to_u16(OFPP_ANY))); |
77ab5fd2 | 4254 | flow_extract(packet, &flow); |
50f96b10 | 4255 | flow_print(stdout, &flow, NULL); |
77ab5fd2 BP |
4256 | putchar('\n'); |
4257 | dp_packet_delete(packet); | |
14249c02 | 4258 | } |
77ab5fd2 | 4259 | fclose(pcap); |
14249c02 | 4260 | } |
77ab5fd2 | 4261 | exit(error); |
14249c02 BP |
4262 | } |
4263 | ||
df778240 BP |
4264 | /* "check-vlan VLAN_TCI VLAN_TCI_MASK": converts the specified vlan_tci and |
4265 | * mask values to and from various formats and prints the results. */ | |
4266 | static void | |
1636c761 | 4267 | ofctl_check_vlan(struct ovs_cmdl_context *ctx) |
df778240 | 4268 | { |
81a76618 | 4269 | struct match match; |
df778240 BP |
4270 | |
4271 | char *string_s; | |
4272 | struct ofputil_flow_mod fm; | |
4273 | ||
4274 | struct ofpbuf nxm; | |
81a76618 | 4275 | struct match nxm_match; |
df778240 BP |
4276 | int nxm_match_len; |
4277 | char *nxm_s; | |
4278 | ||
81a76618 BP |
4279 | struct ofp10_match of10_raw; |
4280 | struct match of10_match; | |
df778240 | 4281 | |
81a76618 BP |
4282 | struct ofp11_match of11_raw; |
4283 | struct match of11_match; | |
df778240 BP |
4284 | |
4285 | enum ofperr error; | |
bdda5aca | 4286 | char *error_s; |
df778240 | 4287 | |
db0b6c29 JR |
4288 | enum ofputil_protocol usable_protocols; /* Unused for now. */ |
4289 | ||
81a76618 | 4290 | match_init_catchall(&match); |
f0fb825a EG |
4291 | match.flow.vlans[0].tci = htons(strtoul(ctx->argv[1], NULL, 16)); |
4292 | match.wc.masks.vlans[0].tci = htons(strtoul(ctx->argv[2], NULL, 16)); | |
df778240 BP |
4293 | |
4294 | /* Convert to and from string. */ | |
50f96b10 | 4295 | string_s = match_to_string(&match, NULL, OFP_DEFAULT_PRIORITY); |
df778240 BP |
4296 | printf("%s -> ", string_s); |
4297 | fflush(stdout); | |
50f96b10 | 4298 | error_s = parse_ofp_str(&fm, -1, string_s, NULL, &usable_protocols); |
bdda5aca BP |
4299 | if (error_s) { |
4300 | ovs_fatal(0, "%s", error_s); | |
4301 | } | |
df778240 | 4302 | printf("%04"PRIx16"/%04"PRIx16"\n", |
f0fb825a EG |
4303 | ntohs(fm.match.flow.vlans[0].tci), |
4304 | ntohs(fm.match.wc.masks.vlans[0].tci)); | |
4d859fa9 | 4305 | free(string_s); |
df778240 BP |
4306 | |
4307 | /* Convert to and from NXM. */ | |
4308 | ofpbuf_init(&nxm, 0); | |
81a76618 | 4309 | nxm_match_len = nx_put_match(&nxm, &match, htonll(0), htonll(0)); |
6fd6ed71 | 4310 | nxm_s = nx_match_to_string(nxm.data, nxm_match_len); |
d7892c81 YHW |
4311 | error = nx_pull_match(&nxm, nxm_match_len, &nxm_match, NULL, NULL, false, |
4312 | NULL, NULL); | |
df778240 BP |
4313 | printf("NXM: %s -> ", nxm_s); |
4314 | if (error) { | |
4315 | printf("%s\n", ofperr_to_string(error)); | |
4316 | } else { | |
4317 | printf("%04"PRIx16"/%04"PRIx16"\n", | |
f0fb825a EG |
4318 | ntohs(nxm_match.flow.vlans[0].tci), |
4319 | ntohs(nxm_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4320 | } |
4321 | free(nxm_s); | |
4322 | ofpbuf_uninit(&nxm); | |
4323 | ||
476a0e9e SH |
4324 | /* Convert to and from OXM. */ |
4325 | ofpbuf_init(&nxm, 0); | |
9d84066c | 4326 | nxm_match_len = oxm_put_match(&nxm, &match, OFP12_VERSION); |
db5a1019 | 4327 | nxm_s = oxm_match_to_string(&nxm, nxm_match_len); |
d7892c81 | 4328 | error = oxm_pull_match(&nxm, false, NULL, NULL, &nxm_match); |
476a0e9e SH |
4329 | printf("OXM: %s -> ", nxm_s); |
4330 | if (error) { | |
4331 | printf("%s\n", ofperr_to_string(error)); | |
4332 | } else { | |
f0fb825a | 4333 | uint16_t vid = ntohs(nxm_match.flow.vlans[0].tci) & |
476a0e9e | 4334 | (VLAN_VID_MASK | VLAN_CFI); |
f0fb825a | 4335 | uint16_t mask = ntohs(nxm_match.wc.masks.vlans[0].tci) & |
476a0e9e SH |
4336 | (VLAN_VID_MASK | VLAN_CFI); |
4337 | ||
4338 | printf("%04"PRIx16"/%04"PRIx16",", vid, mask); | |
f0fb825a | 4339 | if (vid && vlan_tci_to_pcp(nxm_match.wc.masks.vlans[0].tci)) { |
fd13c6b5 | 4340 | printf("%02d\n", vlan_tci_to_pcp(nxm_match.flow.vlans[0].tci)); |
476a0e9e SH |
4341 | } else { |
4342 | printf("--\n"); | |
4343 | } | |
4344 | } | |
4345 | free(nxm_s); | |
4346 | ofpbuf_uninit(&nxm); | |
4347 | ||
df778240 | 4348 | /* Convert to and from OpenFlow 1.0. */ |
81a76618 BP |
4349 | ofputil_match_to_ofp10_match(&match, &of10_raw); |
4350 | ofputil_match_from_ofp10_match(&of10_raw, &of10_match); | |
df778240 | 4351 | printf("OF1.0: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
4352 | ntohs(of10_raw.dl_vlan), |
4353 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN)) != 0, | |
4354 | of10_raw.dl_vlan_pcp, | |
4355 | (of10_raw.wildcards & htonl(OFPFW10_DL_VLAN_PCP)) != 0, | |
f0fb825a EG |
4356 | ntohs(of10_match.flow.vlans[0].tci), |
4357 | ntohs(of10_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4358 | |
4359 | /* Convert to and from OpenFlow 1.1. */ | |
81a76618 BP |
4360 | ofputil_match_to_ofp11_match(&match, &of11_raw); |
4361 | ofputil_match_from_ofp11_match(&of11_raw, &of11_match); | |
df778240 | 4362 | printf("OF1.1: %04"PRIx16"/%d,%02"PRIx8"/%d -> %04"PRIx16"/%04"PRIx16"\n", |
81a76618 BP |
4363 | ntohs(of11_raw.dl_vlan), |
4364 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN)) != 0, | |
4365 | of11_raw.dl_vlan_pcp, | |
4366 | (of11_raw.wildcards & htonl(OFPFW11_DL_VLAN_PCP)) != 0, | |
f0fb825a EG |
4367 | ntohs(of11_match.flow.vlans[0].tci), |
4368 | ntohs(of11_match.wc.masks.vlans[0].tci)); | |
df778240 BP |
4369 | } |
4370 | ||
2e0525bc SH |
4371 | /* "print-error ENUM": Prints the type and code of ENUM for every OpenFlow |
4372 | * version. */ | |
4373 | static void | |
1636c761 | 4374 | ofctl_print_error(struct ovs_cmdl_context *ctx) |
2e0525bc SH |
4375 | { |
4376 | enum ofperr error; | |
4377 | int version; | |
4378 | ||
1636c761 | 4379 | error = ofperr_from_name(ctx->argv[1]); |
2e0525bc | 4380 | if (!error) { |
1636c761 | 4381 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
2e0525bc SH |
4382 | } |
4383 | ||
4384 | for (version = 0; version <= UINT8_MAX; version++) { | |
688e86e1 | 4385 | const char *name = ofperr_domain_get_name(version); |
514887ee BP |
4386 | if (name) { |
4387 | int vendor = ofperr_get_vendor(error, version); | |
4388 | int type = ofperr_get_type(error, version); | |
4389 | int code = ofperr_get_code(error, version); | |
4390 | ||
4391 | if (vendor != -1 || type != -1 || code != -1) { | |
4392 | printf("%s: vendor %#x, type %d, code %d\n", | |
4393 | name, vendor, type, code); | |
4394 | } | |
2e0525bc | 4395 | } |
2e0525bc SH |
4396 | } |
4397 | } | |
4398 | ||
edd70aa7 BP |
4399 | /* "encode-error-reply ENUM REQUEST": Encodes an error reply to REQUEST for the |
4400 | * error named ENUM and prints the error reply in hex. */ | |
4401 | static void | |
1636c761 | 4402 | ofctl_encode_error_reply(struct ovs_cmdl_context *ctx) |
edd70aa7 BP |
4403 | { |
4404 | const struct ofp_header *oh; | |
4405 | struct ofpbuf request, *reply; | |
4406 | enum ofperr error; | |
4407 | ||
1636c761 | 4408 | error = ofperr_from_name(ctx->argv[1]); |
edd70aa7 | 4409 | if (!error) { |
1636c761 | 4410 | ovs_fatal(0, "unknown error \"%s\"", ctx->argv[1]); |
edd70aa7 BP |
4411 | } |
4412 | ||
4413 | ofpbuf_init(&request, 0); | |
1636c761 | 4414 | if (ofpbuf_put_hex(&request, ctx->argv[2], NULL)[0] != '\0') { |
edd70aa7 BP |
4415 | ovs_fatal(0, "Trailing garbage in hex data"); |
4416 | } | |
6fd6ed71 | 4417 | if (request.size < sizeof(struct ofp_header)) { |
edd70aa7 BP |
4418 | ovs_fatal(0, "Request too short"); |
4419 | } | |
4420 | ||
6fd6ed71 PS |
4421 | oh = request.data; |
4422 | if (request.size != ntohs(oh->length)) { | |
edd70aa7 BP |
4423 | ovs_fatal(0, "Request size inconsistent"); |
4424 | } | |
4425 | ||
6fd6ed71 | 4426 | reply = ofperr_encode_reply(error, request.data); |
edd70aa7 BP |
4427 | ofpbuf_uninit(&request); |
4428 | ||
6fd6ed71 | 4429 | ovs_hex_dump(stdout, reply->data, reply->size, 0, false); |
edd70aa7 BP |
4430 | ofpbuf_delete(reply); |
4431 | } | |
4432 | ||
fec00620 BP |
4433 | /* "ofp-print HEXSTRING [VERBOSITY]": Converts the hex digits in HEXSTRING into |
4434 | * binary data, interpreting them as an OpenFlow message, and prints the | |
8b227701 GS |
4435 | * OpenFlow message on stdout, at VERBOSITY (level 2 by default). |
4436 | * | |
4437 | * Alternative usage: "ofp-print [VERBOSITY] - < HEXSTRING_FILE", where | |
4438 | * HEXSTRING_FILE contains the HEXSTRING. */ | |
fec00620 | 4439 | static void |
1636c761 | 4440 | ofctl_ofp_print(struct ovs_cmdl_context *ctx) |
fec00620 BP |
4441 | { |
4442 | struct ofpbuf packet; | |
8b227701 GS |
4443 | char *buffer; |
4444 | int verbosity = 2; | |
4445 | struct ds line; | |
4446 | ||
4447 | ds_init(&line); | |
4448 | ||
1636c761 | 4449 | if (!strcmp(ctx->argv[ctx->argc-1], "-")) { |
8b227701 GS |
4450 | if (ds_get_line(&line, stdin)) { |
4451 | VLOG_FATAL("Failed to read stdin"); | |
4452 | } | |
4453 | ||
4454 | buffer = line.string; | |
1636c761 RB |
4455 | verbosity = ctx->argc > 2 ? atoi(ctx->argv[1]) : verbosity; |
4456 | } else if (ctx->argc > 2) { | |
4457 | buffer = ctx->argv[1]; | |
4458 | verbosity = atoi(ctx->argv[2]); | |
8b227701 | 4459 | } else { |
1636c761 | 4460 | buffer = ctx->argv[1]; |
8b227701 | 4461 | } |
fec00620 | 4462 | |
8b227701 GS |
4463 | ofpbuf_init(&packet, strlen(buffer) / 2); |
4464 | if (ofpbuf_put_hex(&packet, buffer, NULL)[0] != '\0') { | |
fec00620 BP |
4465 | ovs_fatal(0, "trailing garbage following hex bytes"); |
4466 | } | |
50f96b10 | 4467 | ofp_print(stdout, packet.data, packet.size, NULL, verbosity); |
fec00620 | 4468 | ofpbuf_uninit(&packet); |
8b227701 | 4469 | ds_destroy(&line); |
fec00620 BP |
4470 | } |
4471 | ||
681ea7a0 BP |
4472 | /* "encode-hello BITMAP...": Encodes each BITMAP as an OpenFlow hello message |
4473 | * and dumps each message in hex. */ | |
4474 | static void | |
1636c761 | 4475 | ofctl_encode_hello(struct ovs_cmdl_context *ctx) |
681ea7a0 | 4476 | { |
1636c761 | 4477 | uint32_t bitmap = strtol(ctx->argv[1], NULL, 0); |
681ea7a0 BP |
4478 | struct ofpbuf *hello; |
4479 | ||
4480 | hello = ofputil_encode_hello(bitmap); | |
6fd6ed71 | 4481 | ovs_hex_dump(stdout, hello->data, hello->size, 0, false); |
50f96b10 | 4482 | ofp_print(stdout, hello->data, hello->size, NULL, verbosity); |
681ea7a0 BP |
4483 | ofpbuf_delete(hello); |
4484 | } | |
4485 | ||
4a48cdfb BP |
4486 | static void |
4487 | ofctl_parse_key_value(struct ovs_cmdl_context *ctx) | |
4488 | { | |
4489 | for (size_t i = 1; i < ctx->argc; i++) { | |
4490 | char *s = ctx->argv[i]; | |
4491 | char *key, *value; | |
4492 | int j = 0; | |
4493 | while (ofputil_parse_key_value(&s, &key, &value)) { | |
4494 | if (j++) { | |
4495 | fputs(", ", stdout); | |
4496 | } | |
4497 | fputs(key, stdout); | |
4498 | if (value[0]) { | |
4499 | printf("=%s", value); | |
4500 | } | |
4501 | } | |
4502 | putchar('\n'); | |
4503 | } | |
4504 | } | |
4505 | ||
d060b8ab BP |
4506 | /* "compose-packet [--pcap] FLOW [L7]": Converts the OpenFlow flow |
4507 | * specification FLOW to a packet with flow_compose() and prints the hex bytes | |
4508 | * in the packet on stdout. Also verifies that the flow extracted from that | |
4509 | * packet matches the original FLOW. | |
4510 | * | |
4511 | * With --pcap, prints the packet to stdout instead as a pcap file, so that you | |
31bd820c BP |
4512 | * can do something like "ovs-ofctl --pcap compose-packet udp | tcpdump -vvvv |
4513 | * -r-" to use another tool to dump the packet contents. | |
d060b8ab BP |
4514 | * |
4515 | * If L7 is specified, draws the L7 payload data from it, otherwise defaults to | |
4516 | * 64 bytes of payload. */ | |
4517 | static void | |
4518 | ofctl_compose_packet(struct ovs_cmdl_context *ctx) | |
4519 | { | |
4520 | if (print_pcap && isatty(STDOUT_FILENO)) { | |
4521 | ovs_fatal(1, "not writing pcap data to stdout; redirect to a file " | |
4522 | "or pipe to tcpdump instead"); | |
4523 | } | |
4524 | ||
4525 | struct flow flow1; | |
4526 | char *error = parse_ofp_exact_flow(&flow1, NULL, NULL, ctx->argv[1], NULL); | |
4527 | if (error) { | |
4528 | ovs_fatal(0, "%s", error); | |
4529 | } | |
4530 | ||
4531 | struct dp_packet p; | |
4532 | memset(&p, 0, sizeof p); | |
4533 | dp_packet_init(&p, 0); | |
4534 | ||
4535 | void *l7 = NULL; | |
4536 | size_t l7_len = 64; | |
4537 | if (ctx->argc > 2) { | |
4538 | struct dp_packet payload; | |
4539 | memset(&payload, 0, sizeof payload); | |
4540 | dp_packet_init(&payload, 0); | |
4541 | if (dp_packet_put_hex(&payload, ctx->argv[2], NULL)[0] != '\0') { | |
4542 | ovs_fatal(0, "%s: trailing garbage in packet data", ctx->argv[2]); | |
4543 | } | |
4544 | l7_len = dp_packet_size(&payload); | |
4545 | l7 = dp_packet_steal_data(&payload); | |
4546 | } | |
4547 | flow_compose(&p, &flow1, l7, l7_len); | |
4548 | free(l7); | |
4549 | ||
4550 | if (print_pcap) { | |
4551 | ovs_pcap_write_header(stdout); | |
4552 | ovs_pcap_write(stdout, &p); | |
4553 | } else { | |
4554 | ovs_hex_dump(stdout, dp_packet_data(&p), dp_packet_size(&p), 0, false); | |
4555 | } | |
4556 | ||
4557 | struct flow flow2; | |
4558 | flow_extract(&p, &flow2); | |
4559 | flow2.in_port.ofp_port = OFPP_ANY; | |
4560 | ||
4561 | dp_packet_uninit(&p); | |
4562 | ||
4563 | if (!flow_equal(&flow1, &flow2)) { | |
4564 | fprintf(stderr, "specified and extracted flows differ:\n"); | |
4565 | fputs("specified: ", stderr); | |
4566 | flow_print(stderr, &flow1, NULL); | |
4567 | fputs("\nextracted: ", stderr); | |
4568 | flow_print(stderr, &flow2, NULL); | |
4569 | exit(1); | |
4570 | } | |
4571 | } | |
4572 | ||
5f383751 | 4573 | static const struct ovs_cmdl_command all_commands[] = { |
451de37e | 4574 | { "show", "switch", |
1f4a7252 | 4575 | 1, 1, ofctl_show, OVS_RO }, |
451de37e | 4576 | { "monitor", "switch [misslen] [invalid_ttl] [watch:[...]]", |
1f4a7252 | 4577 | 1, 3, ofctl_monitor, OVS_RO }, |
451de37e | 4578 | { "snoop", "switch", |
1f4a7252 | 4579 | 1, 1, ofctl_snoop, OVS_RO }, |
451de37e | 4580 | { "dump-desc", "switch", |
1f4a7252 | 4581 | 1, 1, ofctl_dump_desc, OVS_RO }, |
451de37e | 4582 | { "dump-tables", "switch", |
1f4a7252 | 4583 | 1, 1, ofctl_dump_tables, OVS_RO }, |
451de37e | 4584 | { "dump-table-features", "switch", |
1f4a7252 | 4585 | 1, 1, ofctl_dump_table_features, OVS_RO }, |
03c72922 | 4586 | { "dump-table-desc", "switch", |
1f4a7252 | 4587 | 1, 1, ofctl_dump_table_desc, OVS_RO }, |
451de37e | 4588 | { "dump-flows", "switch", |
1f4a7252 | 4589 | 1, 2, ofctl_dump_flows, OVS_RO }, |
451de37e | 4590 | { "dump-aggregate", "switch", |
1f4a7252 | 4591 | 1, 2, ofctl_dump_aggregate, OVS_RO }, |
451de37e | 4592 | { "queue-stats", "switch [port [queue]]", |
1f4a7252 | 4593 | 1, 3, ofctl_queue_stats, OVS_RO }, |
e016fb63 | 4594 | { "queue-get-config", "switch [port [queue]]", |
1f4a7252 | 4595 | 1, 3, ofctl_queue_get_config, OVS_RO }, |
451de37e | 4596 | { "add-flow", "switch flow", |
1f4a7252 | 4597 | 2, 2, ofctl_add_flow, OVS_RW }, |
451de37e | 4598 | { "add-flows", "switch file", |
1f4a7252 | 4599 | 2, 2, ofctl_add_flows, OVS_RW }, |
451de37e | 4600 | { "mod-flows", "switch flow", |
1f4a7252 | 4601 | 2, 2, ofctl_mod_flows, OVS_RW }, |
451de37e | 4602 | { "del-flows", "switch [flow]", |
1f4a7252 | 4603 | 1, 2, ofctl_del_flows, OVS_RW }, |
451de37e | 4604 | { "replace-flows", "switch file", |
1f4a7252 | 4605 | 2, 2, ofctl_replace_flows, OVS_RW }, |
451de37e | 4606 | { "diff-flows", "source1 source2", |
1f4a7252 | 4607 | 2, 2, ofctl_diff_flows, OVS_RW }, |
451de37e | 4608 | { "add-meter", "switch meter", |
1f4a7252 | 4609 | 2, 2, ofctl_add_meter, OVS_RW }, |
451de37e | 4610 | { "mod-meter", "switch meter", |
1f4a7252 | 4611 | 2, 2, ofctl_mod_meter, OVS_RW }, |
451de37e | 4612 | { "del-meter", "switch meter", |
1f4a7252 | 4613 | 2, 2, ofctl_del_meters, OVS_RW }, |
451de37e | 4614 | { "del-meters", "switch", |
1f4a7252 | 4615 | 1, 1, ofctl_del_meters, OVS_RW }, |
451de37e | 4616 | { "dump-meter", "switch meter", |
1f4a7252 | 4617 | 2, 2, ofctl_dump_meters, OVS_RO }, |
451de37e | 4618 | { "dump-meters", "switch", |
1f4a7252 | 4619 | 1, 1, ofctl_dump_meters, OVS_RO }, |
451de37e | 4620 | { "meter-stats", "switch [meter]", |
1f4a7252 | 4621 | 1, 2, ofctl_meter_stats, OVS_RO }, |
451de37e | 4622 | { "meter-features", "switch", |
1f4a7252 | 4623 | 1, 1, ofctl_meter_features, OVS_RO }, |
6dd3c787 JR |
4624 | { "packet-out", "switch \"in_port=<port> packet=<hex data> actions=...\"", |
4625 | 2, INT_MAX, ofctl_packet_out, OVS_RW }, | |
451de37e | 4626 | { "dump-ports", "switch [port]", |
1f4a7252 | 4627 | 1, 2, ofctl_dump_ports, OVS_RO }, |
451de37e | 4628 | { "dump-ports-desc", "switch [port]", |
1f4a7252 | 4629 | 1, 2, ofctl_dump_ports_desc, OVS_RO }, |
451de37e | 4630 | { "mod-port", "switch iface act", |
1f4a7252 | 4631 | 3, 3, ofctl_mod_port, OVS_RW }, |
451de37e | 4632 | { "mod-table", "switch mod", |
1f4a7252 | 4633 | 3, 3, ofctl_mod_table, OVS_RW }, |
451de37e | 4634 | { "get-frags", "switch", |
1f4a7252 | 4635 | 1, 1, ofctl_get_frags, OVS_RO }, |
451de37e | 4636 | { "set-frags", "switch frag_mode", |
1f4a7252 | 4637 | 2, 2, ofctl_set_frags, OVS_RW }, |
451de37e | 4638 | { "probe", "target", |
1f4a7252 | 4639 | 1, 1, ofctl_probe, OVS_RO }, |
451de37e | 4640 | { "ping", "target [n]", |
1f4a7252 | 4641 | 1, 2, ofctl_ping, OVS_RO }, |
451de37e | 4642 | { "benchmark", "target n count", |
1f4a7252 | 4643 | 3, 3, ofctl_benchmark, OVS_RO }, |
451de37e | 4644 | |
fb8f22c1 | 4645 | { "dump-ipfix-bridge", "switch", |
1f4a7252 | 4646 | 1, 1, ofctl_dump_ipfix_bridge, OVS_RO }, |
fb8f22c1 | 4647 | { "dump-ipfix-flow", "switch", |
1f4a7252 | 4648 | 1, 1, ofctl_dump_ipfix_flow, OVS_RO }, |
fb8f22c1 | 4649 | |
2a7c4805 JP |
4650 | { "ct-flush-zone", "switch zone", |
4651 | 2, 2, ofctl_ct_flush_zone, OVS_RO }, | |
4652 | ||
451de37e | 4653 | { "ofp-parse", "file", |
1f4a7252 | 4654 | 1, 1, ofctl_ofp_parse, OVS_RW }, |
451de37e | 4655 | { "ofp-parse-pcap", "pcap", |
1f4a7252 | 4656 | 1, INT_MAX, ofctl_ofp_parse_pcap, OVS_RW }, |
451de37e AW |
4657 | |
4658 | { "add-group", "switch group", | |
1f4a7252 | 4659 | 1, 2, ofctl_add_group, OVS_RW }, |
451de37e | 4660 | { "add-groups", "switch file", |
1f4a7252 | 4661 | 1, 2, ofctl_add_groups, OVS_RW }, |
451de37e | 4662 | { "mod-group", "switch group", |
1f4a7252 | 4663 | 1, 2, ofctl_mod_group, OVS_RW }, |
451de37e | 4664 | { "del-groups", "switch [group]", |
1f4a7252 | 4665 | 1, 2, ofctl_del_groups, OVS_RW }, |
bdbb8426 | 4666 | { "insert-buckets", "switch [group]", |
1f4a7252 | 4667 | 1, 2, ofctl_insert_bucket, OVS_RW }, |
bdbb8426 | 4668 | { "remove-buckets", "switch [group]", |
1f4a7252 | 4669 | 1, 2, ofctl_remove_bucket, OVS_RW }, |
451de37e | 4670 | { "dump-groups", "switch [group]", |
1f4a7252 | 4671 | 1, 2, ofctl_dump_group_desc, OVS_RO }, |
451de37e | 4672 | { "dump-group-stats", "switch [group]", |
1f4a7252 | 4673 | 1, 2, ofctl_dump_group_stats, OVS_RO }, |
451de37e | 4674 | { "dump-group-features", "switch", |
1f4a7252 | 4675 | 1, 1, ofctl_dump_group_features, OVS_RO }, |
25070e04 JR |
4676 | |
4677 | { "bundle", "switch file", | |
1f4a7252 | 4678 | 2, 2, ofctl_bundle, OVS_RW }, |
25070e04 | 4679 | |
4e548ad9 | 4680 | { "add-tlv-map", "switch map", |
1f4a7252 | 4681 | 2, 2, ofctl_add_tlv_map, OVS_RO }, |
4e548ad9 | 4682 | { "del-tlv-map", "switch [map]", |
1f4a7252 | 4683 | 1, 2, ofctl_del_tlv_map, OVS_RO }, |
4e548ad9 | 4684 | { "dump-tlv-map", "switch", |
1f4a7252 RM |
4685 | 1, 1, ofctl_dump_tlv_map, OVS_RO }, |
4686 | { "help", NULL, 0, INT_MAX, ofctl_help, OVS_RO }, | |
4687 | { "list-commands", NULL, 0, INT_MAX, ofctl_list_commands, OVS_RO }, | |
09246b99 BP |
4688 | |
4689 | /* Undocumented commands for testing. */ | |
1f4a7252 RM |
4690 | { "parse-flow", NULL, 1, 1, ofctl_parse_flow, OVS_RW }, |
4691 | { "parse-flows", NULL, 1, 1, ofctl_parse_flows, OVS_RW }, | |
4692 | { "parse-nx-match", NULL, 0, 0, ofctl_parse_nxm, OVS_RW }, | |
4693 | { "parse-nxm", NULL, 0, 0, ofctl_parse_nxm, OVS_RW }, | |
4694 | { "parse-oxm", NULL, 1, 1, ofctl_parse_oxm, OVS_RW }, | |
4695 | { "parse-actions", NULL, 1, 1, ofctl_parse_actions, OVS_RW }, | |
4696 | { "parse-instructions", NULL, 1, 1, ofctl_parse_instructions, OVS_RW }, | |
4697 | { "parse-ofp10-match", NULL, 0, 0, ofctl_parse_ofp10_match, OVS_RW }, | |
4698 | { "parse-ofp11-match", NULL, 0, 0, ofctl_parse_ofp11_match, OVS_RW }, | |
4699 | { "parse-pcap", NULL, 1, INT_MAX, ofctl_parse_pcap, OVS_RW }, | |
4700 | { "check-vlan", NULL, 2, 2, ofctl_check_vlan, OVS_RW }, | |
4701 | { "print-error", NULL, 1, 1, ofctl_print_error, OVS_RW }, | |
4702 | { "encode-error-reply", NULL, 2, 2, ofctl_encode_error_reply, OVS_RW }, | |
4703 | { "ofp-print", NULL, 1, 2, ofctl_ofp_print, OVS_RW }, | |
4704 | { "encode-hello", NULL, 1, 1, ofctl_encode_hello, OVS_RW }, | |
4705 | { "parse-key-value", NULL, 1, INT_MAX, ofctl_parse_key_value, OVS_RW }, | |
d060b8ab | 4706 | { "compose-packet", NULL, 1, 2, ofctl_compose_packet, OVS_RO }, |
1f4a7252 RM |
4707 | |
4708 | { NULL, NULL, 0, 0, NULL, OVS_RO }, | |
064af421 | 4709 | }; |
3815d6c2 | 4710 | |
5f383751 | 4711 | static const struct ovs_cmdl_command *get_all_commands(void) |
3815d6c2 LS |
4712 | { |
4713 | return all_commands; | |
4714 | } |