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Commit | Line | Data |
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064af421 | 1 | /* |
c4617b3c | 2 | * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks. |
064af421 | 3 | * |
a14bc59f BP |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
064af421 | 7 | * |
a14bc59f BP |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
064af421 BP |
15 | */ |
16 | ||
17 | #include <config.h> | |
18 | #include "ofp-print.h" | |
064af421 BP |
19 | |
20 | #include <errno.h> | |
21 | #include <inttypes.h> | |
7f3adc00 | 22 | #include <sys/types.h> |
064af421 BP |
23 | #include <netinet/in.h> |
24 | #include <sys/wait.h> | |
25 | #include <stdarg.h> | |
26 | #include <stdlib.h> | |
27 | #include <ctype.h> | |
28 | ||
10a24935 | 29 | #include "byte-order.h" |
064af421 BP |
30 | #include "compiler.h" |
31 | #include "dynamic-string.h" | |
32 | #include "flow.h" | |
53ddd40a | 33 | #include "multipath.h" |
7fa91113 | 34 | #include "nx-match.h" |
69b6be19 | 35 | #include "ofp-util.h" |
064af421 BP |
36 | #include "ofpbuf.h" |
37 | #include "openflow/openflow.h" | |
38 | #include "openflow/nicira-ext.h" | |
39 | #include "packets.h" | |
40 | #include "pcap.h" | |
e41a9130 | 41 | #include "type-props.h" |
c4617b3c | 42 | #include "unaligned.h" |
064af421 BP |
43 | #include "util.h" |
44 | ||
45 | static void ofp_print_port_name(struct ds *string, uint16_t port); | |
d2805da2 | 46 | static void ofp_print_queue_name(struct ds *string, uint32_t port); |
7fa91113 BP |
47 | static void ofp_print_error(struct ds *, int error); |
48 | ||
064af421 BP |
49 | |
50 | /* Returns a string that represents the contents of the Ethernet frame in the | |
51 | * 'len' bytes starting at 'data' to 'stream' as output by tcpdump. | |
52 | * 'total_len' specifies the full length of the Ethernet frame (of which 'len' | |
53 | * bytes were captured). | |
54 | * | |
55 | * The caller must free the returned string. | |
56 | * | |
57 | * This starts and kills a tcpdump subprocess so it's quite expensive. */ | |
58 | char * | |
67a4917b | 59 | ofp_packet_to_string(const void *data, size_t len, size_t total_len OVS_UNUSED) |
064af421 BP |
60 | { |
61 | struct ds ds = DS_EMPTY_INITIALIZER; | |
62 | struct ofpbuf buf; | |
63 | ||
64 | char command[128]; | |
65 | FILE *pcap; | |
66 | FILE *tcpdump; | |
67 | int status; | |
68 | int c; | |
69 | ||
0bc9407d | 70 | ofpbuf_use_const(&buf, data, len); |
064af421 BP |
71 | |
72 | pcap = tmpfile(); | |
73 | if (!pcap) { | |
74 | ovs_error(errno, "tmpfile"); | |
75 | return xstrdup("<error>"); | |
76 | } | |
77 | pcap_write_header(pcap); | |
78 | pcap_write(pcap, &buf); | |
79 | fflush(pcap); | |
80 | if (ferror(pcap)) { | |
81 | ovs_error(errno, "error writing temporary file"); | |
82 | } | |
83 | rewind(pcap); | |
84 | ||
85 | snprintf(command, sizeof command, "/usr/sbin/tcpdump -e -n -r /dev/fd/%d 2>/dev/null", | |
86 | fileno(pcap)); | |
87 | tcpdump = popen(command, "r"); | |
88 | fclose(pcap); | |
89 | if (!tcpdump) { | |
90 | ovs_error(errno, "exec(\"%s\")", command); | |
91 | return xstrdup("<error>"); | |
92 | } | |
93 | ||
94 | while ((c = getc(tcpdump)) != EOF) { | |
95 | ds_put_char(&ds, c); | |
96 | } | |
97 | ||
98 | status = pclose(tcpdump); | |
99 | if (WIFEXITED(status)) { | |
100 | if (WEXITSTATUS(status)) | |
101 | ovs_error(0, "tcpdump exited with status %d", WEXITSTATUS(status)); | |
102 | } else if (WIFSIGNALED(status)) { | |
d295e8e9 | 103 | ovs_error(0, "tcpdump exited with signal %d", WTERMSIG(status)); |
064af421 BP |
104 | } |
105 | return ds_cstr(&ds); | |
106 | } | |
107 | ||
064af421 | 108 | static void |
d1e2cf21 BP |
109 | ofp_print_packet_in(struct ds *string, const struct ofp_packet_in *op, |
110 | int verbosity) | |
064af421 | 111 | { |
d1e2cf21 | 112 | size_t len = ntohs(op->header.length); |
064af421 BP |
113 | size_t data_len; |
114 | ||
115 | ds_put_format(string, " total_len=%"PRIu16" in_port=", | |
116 | ntohs(op->total_len)); | |
117 | ofp_print_port_name(string, ntohs(op->in_port)); | |
118 | ||
119 | if (op->reason == OFPR_ACTION) | |
120 | ds_put_cstr(string, " (via action)"); | |
121 | else if (op->reason != OFPR_NO_MATCH) | |
122 | ds_put_format(string, " (***reason %"PRIu8"***)", op->reason); | |
123 | ||
124 | data_len = len - offsetof(struct ofp_packet_in, data); | |
125 | ds_put_format(string, " data_len=%zu", data_len); | |
126 | if (htonl(op->buffer_id) == UINT32_MAX) { | |
127 | ds_put_format(string, " (unbuffered)"); | |
128 | if (ntohs(op->total_len) != data_len) | |
129 | ds_put_format(string, " (***total_len != data_len***)"); | |
130 | } else { | |
131 | ds_put_format(string, " buffer=0x%08"PRIx32, ntohl(op->buffer_id)); | |
132 | if (ntohs(op->total_len) < data_len) | |
133 | ds_put_format(string, " (***total_len < data_len***)"); | |
134 | } | |
135 | ds_put_char(string, '\n'); | |
136 | ||
137 | if (verbosity > 0) { | |
ae412e7d | 138 | struct flow flow; |
064af421 | 139 | struct ofpbuf packet; |
8321fb9c | 140 | |
0bc9407d | 141 | ofpbuf_use_const(&packet, op->data, data_len); |
659586ef | 142 | flow_extract(&packet, 0, ntohs(op->in_port), &flow); |
8321fb9c | 143 | flow_format(string, &flow); |
064af421 BP |
144 | ds_put_char(string, '\n'); |
145 | } | |
146 | if (verbosity > 1) { | |
147 | char *packet = ofp_packet_to_string(op->data, data_len, | |
d295e8e9 | 148 | ntohs(op->total_len)); |
064af421 BP |
149 | ds_put_cstr(string, packet); |
150 | free(packet); | |
151 | } | |
152 | } | |
153 | ||
d295e8e9 | 154 | static void ofp_print_port_name(struct ds *string, uint16_t port) |
064af421 BP |
155 | { |
156 | const char *name; | |
157 | switch (port) { | |
158 | case OFPP_IN_PORT: | |
159 | name = "IN_PORT"; | |
160 | break; | |
161 | case OFPP_TABLE: | |
162 | name = "TABLE"; | |
163 | break; | |
164 | case OFPP_NORMAL: | |
165 | name = "NORMAL"; | |
166 | break; | |
167 | case OFPP_FLOOD: | |
168 | name = "FLOOD"; | |
169 | break; | |
170 | case OFPP_ALL: | |
171 | name = "ALL"; | |
172 | break; | |
173 | case OFPP_CONTROLLER: | |
174 | name = "CONTROLLER"; | |
175 | break; | |
176 | case OFPP_LOCAL: | |
177 | name = "LOCAL"; | |
178 | break; | |
179 | case OFPP_NONE: | |
180 | name = "NONE"; | |
181 | break; | |
182 | default: | |
183 | ds_put_format(string, "%"PRIu16, port); | |
184 | return; | |
185 | } | |
186 | ds_put_cstr(string, name); | |
187 | } | |
188 | ||
f393f81e | 189 | |
96fc46e8 BP |
190 | static void |
191 | print_note(struct ds *string, const struct nx_action_note *nan) | |
192 | { | |
193 | size_t len; | |
194 | size_t i; | |
195 | ||
196 | ds_put_cstr(string, "note:"); | |
197 | len = ntohs(nan->len) - offsetof(struct nx_action_note, note); | |
198 | for (i = 0; i < len; i++) { | |
199 | if (i) { | |
200 | ds_put_char(string, '.'); | |
201 | } | |
202 | ds_put_format(string, "%02"PRIx8, nan->note[i]); | |
203 | } | |
204 | } | |
205 | ||
f393f81e BP |
206 | static int |
207 | nx_action_len(enum nx_action_subtype subtype) | |
208 | { | |
209 | switch (subtype) { | |
210 | case NXAST_SNAT__OBSOLETE: return -1; | |
211 | case NXAST_RESUBMIT: return sizeof(struct nx_action_resubmit); | |
212 | case NXAST_SET_TUNNEL: return sizeof(struct nx_action_set_tunnel); | |
213 | case NXAST_DROP_SPOOFED_ARP: | |
214 | return sizeof(struct nx_action_drop_spoofed_arp); | |
215 | case NXAST_SET_QUEUE: return sizeof(struct nx_action_set_queue); | |
216 | case NXAST_POP_QUEUE: return sizeof(struct nx_action_pop_queue); | |
217 | case NXAST_REG_MOVE: return sizeof(struct nx_action_reg_move); | |
218 | case NXAST_REG_LOAD: return sizeof(struct nx_action_reg_load); | |
219 | case NXAST_NOTE: return -1; | |
b9298d3f | 220 | case NXAST_SET_TUNNEL64: return sizeof(struct nx_action_set_tunnel64); |
53ddd40a | 221 | case NXAST_MULTIPATH: return sizeof(struct nx_action_multipath); |
f393f81e BP |
222 | default: return -1; |
223 | } | |
224 | } | |
225 | ||
064af421 BP |
226 | static void |
227 | ofp_print_nx_action(struct ds *string, const struct nx_action_header *nah) | |
228 | { | |
e41a9130 | 229 | uint16_t subtype = ntohs(nah->subtype); |
f393f81e BP |
230 | int required_len = nx_action_len(subtype); |
231 | int len = ntohs(nah->len); | |
232 | ||
233 | if (required_len != -1 && required_len != len) { | |
234 | ds_put_format(string, "***Nicira action %"PRIu16" wrong length: %d***", | |
235 | subtype, len); | |
236 | return; | |
237 | } | |
e41a9130 BP |
238 | |
239 | if (subtype <= TYPE_MAXIMUM(enum nx_action_subtype)) { | |
b9298d3f | 240 | const struct nx_action_set_tunnel64 *nast64; |
e41a9130 BP |
241 | const struct nx_action_set_tunnel *nast; |
242 | const struct nx_action_set_queue *nasq; | |
243 | const struct nx_action_resubmit *nar; | |
f393f81e BP |
244 | const struct nx_action_reg_move *move; |
245 | const struct nx_action_reg_load *load; | |
53ddd40a | 246 | const struct nx_action_multipath *nam; |
e41a9130 BP |
247 | |
248 | switch ((enum nx_action_subtype) subtype) { | |
249 | case NXAST_RESUBMIT: | |
250 | nar = (struct nx_action_resubmit *)nah; | |
251 | ds_put_format(string, "resubmit:"); | |
252 | ofp_print_port_name(string, ntohs(nar->in_port)); | |
253 | return; | |
254 | ||
255 | case NXAST_SET_TUNNEL: | |
256 | nast = (struct nx_action_set_tunnel *)nah; | |
257 | ds_put_format(string, "set_tunnel:%#"PRIx32, ntohl(nast->tun_id)); | |
258 | return; | |
259 | ||
260 | case NXAST_DROP_SPOOFED_ARP: | |
261 | ds_put_cstr(string, "drop_spoofed_arp"); | |
262 | return; | |
263 | ||
264 | case NXAST_SET_QUEUE: | |
265 | nasq = (struct nx_action_set_queue *)nah; | |
266 | ds_put_format(string, "set_queue:%u", ntohl(nasq->queue_id)); | |
267 | return; | |
268 | ||
269 | case NXAST_POP_QUEUE: | |
270 | ds_put_cstr(string, "pop_queue"); | |
271 | return; | |
272 | ||
273 | case NXAST_NOTE: | |
274 | print_note(string, (const struct nx_action_note *) nah); | |
275 | return; | |
276 | ||
277 | case NXAST_REG_MOVE: | |
f393f81e BP |
278 | move = (const struct nx_action_reg_move *) nah; |
279 | nxm_format_reg_move(move, string); | |
280 | return; | |
281 | ||
e41a9130 | 282 | case NXAST_REG_LOAD: |
f393f81e BP |
283 | load = (const struct nx_action_reg_load *) nah; |
284 | nxm_format_reg_load(load, string); | |
e41a9130 BP |
285 | return; |
286 | ||
b9298d3f | 287 | case NXAST_SET_TUNNEL64: |
53ddd40a | 288 | nast64 = (const struct nx_action_set_tunnel64 *) nah; |
b9298d3f BP |
289 | ds_put_format(string, "set_tunnel64:%#"PRIx64, |
290 | ntohll(nast64->tun_id)); | |
291 | return; | |
292 | ||
53ddd40a BP |
293 | case NXAST_MULTIPATH: |
294 | nam = (const struct nx_action_multipath *) nah; | |
295 | multipath_format(nam, string); | |
296 | return; | |
297 | ||
e41a9130 BP |
298 | case NXAST_SNAT__OBSOLETE: |
299 | default: | |
300 | break; | |
301 | } | |
eedc0097 JP |
302 | } |
303 | ||
e41a9130 BP |
304 | ds_put_format(string, "***unknown Nicira action:%"PRIu16"***", subtype); |
305 | } | |
96fc46e8 | 306 | |
e41a9130 BP |
307 | static int |
308 | ofp_action_len(enum ofp_action_type type) | |
309 | { | |
310 | switch (type) { | |
311 | case OFPAT_OUTPUT: return sizeof(struct ofp_action_output); | |
312 | case OFPAT_SET_VLAN_VID: return sizeof(struct ofp_action_vlan_vid); | |
313 | case OFPAT_SET_VLAN_PCP: return sizeof(struct ofp_action_vlan_pcp); | |
314 | case OFPAT_STRIP_VLAN: return sizeof(struct ofp_action_header); | |
315 | case OFPAT_SET_DL_SRC: return sizeof(struct ofp_action_dl_addr); | |
316 | case OFPAT_SET_DL_DST: return sizeof(struct ofp_action_dl_addr); | |
317 | case OFPAT_SET_NW_SRC: return sizeof(struct ofp_action_nw_addr); | |
318 | case OFPAT_SET_NW_DST: return sizeof(struct ofp_action_nw_addr); | |
319 | case OFPAT_SET_NW_TOS: return sizeof(struct ofp_action_nw_tos); | |
320 | case OFPAT_SET_TP_SRC: return sizeof(struct ofp_action_tp_port); | |
321 | case OFPAT_SET_TP_DST: return sizeof(struct ofp_action_tp_port); | |
322 | case OFPAT_ENQUEUE: return sizeof(struct ofp_action_enqueue); | |
323 | case OFPAT_VENDOR: return -1; | |
324 | default: return -1; | |
064af421 BP |
325 | } |
326 | } | |
327 | ||
328 | static int | |
d295e8e9 JP |
329 | ofp_print_action(struct ds *string, const struct ofp_action_header *ah, |
330 | size_t actions_len) | |
064af421 | 331 | { |
e41a9130 BP |
332 | enum ofp_action_type type; |
333 | int required_len; | |
064af421 BP |
334 | size_t len; |
335 | ||
064af421 BP |
336 | if (actions_len < sizeof *ah) { |
337 | ds_put_format(string, "***action array too short for next action***\n"); | |
338 | return -1; | |
339 | } | |
340 | ||
341 | type = ntohs(ah->type); | |
342 | len = ntohs(ah->len); | |
343 | if (actions_len < len) { | |
e41a9130 | 344 | ds_put_format(string, "***truncated action %d***\n", (int) type); |
064af421 BP |
345 | return -1; |
346 | } | |
347 | ||
1d87ef5c BP |
348 | if (!len) { |
349 | ds_put_format(string, "***zero-length action***\n"); | |
350 | return 8; | |
351 | } | |
352 | ||
69b6be19 | 353 | if ((len % OFP_ACTION_ALIGN) != 0) { |
d295e8e9 | 354 | ds_put_format(string, |
e41a9130 BP |
355 | "***action %d length not a multiple of %d***\n", |
356 | (int) type, OFP_ACTION_ALIGN); | |
064af421 BP |
357 | return -1; |
358 | } | |
359 | ||
e41a9130 BP |
360 | required_len = ofp_action_len(type); |
361 | if (required_len >= 0 && len != required_len) { | |
362 | ds_put_format(string, | |
363 | "***action %d wrong length: %zu***\n", (int) type, len); | |
364 | return -1; | |
064af421 | 365 | } |
d295e8e9 | 366 | |
064af421 BP |
367 | switch (type) { |
368 | case OFPAT_OUTPUT: { | |
369 | struct ofp_action_output *oa = (struct ofp_action_output *)ah; | |
d295e8e9 | 370 | uint16_t port = ntohs(oa->port); |
064af421 BP |
371 | if (port < OFPP_MAX) { |
372 | ds_put_format(string, "output:%"PRIu16, port); | |
373 | } else { | |
374 | ofp_print_port_name(string, port); | |
375 | if (port == OFPP_CONTROLLER) { | |
376 | if (oa->max_len) { | |
377 | ds_put_format(string, ":%"PRIu16, ntohs(oa->max_len)); | |
378 | } else { | |
379 | ds_put_cstr(string, ":all"); | |
380 | } | |
381 | } | |
382 | } | |
383 | break; | |
384 | } | |
385 | ||
c4d279ab BP |
386 | case OFPAT_ENQUEUE: { |
387 | struct ofp_action_enqueue *ea = (struct ofp_action_enqueue *)ah; | |
388 | unsigned int port = ntohs(ea->port); | |
389 | unsigned int queue_id = ntohl(ea->queue_id); | |
390 | ds_put_format(string, "enqueue:"); | |
391 | if (port != OFPP_IN_PORT) { | |
392 | ds_put_format(string, "%u", port); | |
393 | } else { | |
394 | ds_put_cstr(string, "IN_PORT"); | |
395 | } | |
396 | ds_put_format(string, "q%u", queue_id); | |
397 | break; | |
398 | } | |
399 | ||
064af421 BP |
400 | case OFPAT_SET_VLAN_VID: { |
401 | struct ofp_action_vlan_vid *va = (struct ofp_action_vlan_vid *)ah; | |
402 | ds_put_format(string, "mod_vlan_vid:%"PRIu16, ntohs(va->vlan_vid)); | |
403 | break; | |
404 | } | |
405 | ||
406 | case OFPAT_SET_VLAN_PCP: { | |
407 | struct ofp_action_vlan_pcp *va = (struct ofp_action_vlan_pcp *)ah; | |
408 | ds_put_format(string, "mod_vlan_pcp:%"PRIu8, va->vlan_pcp); | |
409 | break; | |
410 | } | |
411 | ||
412 | case OFPAT_STRIP_VLAN: | |
413 | ds_put_cstr(string, "strip_vlan"); | |
414 | break; | |
415 | ||
416 | case OFPAT_SET_DL_SRC: { | |
417 | struct ofp_action_dl_addr *da = (struct ofp_action_dl_addr *)ah; | |
d295e8e9 | 418 | ds_put_format(string, "mod_dl_src:"ETH_ADDR_FMT, |
064af421 BP |
419 | ETH_ADDR_ARGS(da->dl_addr)); |
420 | break; | |
421 | } | |
422 | ||
423 | case OFPAT_SET_DL_DST: { | |
424 | struct ofp_action_dl_addr *da = (struct ofp_action_dl_addr *)ah; | |
d295e8e9 | 425 | ds_put_format(string, "mod_dl_dst:"ETH_ADDR_FMT, |
064af421 BP |
426 | ETH_ADDR_ARGS(da->dl_addr)); |
427 | break; | |
428 | } | |
429 | ||
430 | case OFPAT_SET_NW_SRC: { | |
431 | struct ofp_action_nw_addr *na = (struct ofp_action_nw_addr *)ah; | |
432 | ds_put_format(string, "mod_nw_src:"IP_FMT, IP_ARGS(&na->nw_addr)); | |
433 | break; | |
434 | } | |
435 | ||
436 | case OFPAT_SET_NW_DST: { | |
437 | struct ofp_action_nw_addr *na = (struct ofp_action_nw_addr *)ah; | |
438 | ds_put_format(string, "mod_nw_dst:"IP_FMT, IP_ARGS(&na->nw_addr)); | |
439 | break; | |
440 | } | |
441 | ||
959a2ecd JP |
442 | case OFPAT_SET_NW_TOS: { |
443 | struct ofp_action_nw_tos *nt = (struct ofp_action_nw_tos *)ah; | |
444 | ds_put_format(string, "mod_nw_tos:%d", nt->nw_tos); | |
445 | break; | |
446 | } | |
447 | ||
064af421 BP |
448 | case OFPAT_SET_TP_SRC: { |
449 | struct ofp_action_tp_port *ta = (struct ofp_action_tp_port *)ah; | |
450 | ds_put_format(string, "mod_tp_src:%d", ntohs(ta->tp_port)); | |
451 | break; | |
452 | } | |
453 | ||
454 | case OFPAT_SET_TP_DST: { | |
455 | struct ofp_action_tp_port *ta = (struct ofp_action_tp_port *)ah; | |
456 | ds_put_format(string, "mod_tp_dst:%d", ntohs(ta->tp_port)); | |
457 | break; | |
458 | } | |
459 | ||
460 | case OFPAT_VENDOR: { | |
d295e8e9 | 461 | struct ofp_action_vendor_header *avh |
064af421 BP |
462 | = (struct ofp_action_vendor_header *)ah; |
463 | if (len < sizeof *avh) { | |
464 | ds_put_format(string, "***ofpat_vendor truncated***\n"); | |
465 | return -1; | |
466 | } | |
467 | if (avh->vendor == htonl(NX_VENDOR_ID)) { | |
468 | ofp_print_nx_action(string, (struct nx_action_header *)avh); | |
469 | } else { | |
470 | ds_put_format(string, "vendor action:0x%x", ntohl(avh->vendor)); | |
471 | } | |
472 | break; | |
473 | } | |
474 | ||
475 | default: | |
e41a9130 | 476 | ds_put_format(string, "(decoder %d not implemented)", (int) type); |
064af421 BP |
477 | break; |
478 | } | |
479 | ||
480 | return len; | |
481 | } | |
482 | ||
d295e8e9 | 483 | void |
064af421 | 484 | ofp_print_actions(struct ds *string, const struct ofp_action_header *action, |
d295e8e9 | 485 | size_t actions_len) |
064af421 BP |
486 | { |
487 | uint8_t *p = (uint8_t *)action; | |
488 | int len = 0; | |
489 | ||
490 | ds_put_cstr(string, "actions="); | |
491 | if (!actions_len) { | |
492 | ds_put_cstr(string, "drop"); | |
493 | } | |
494 | while (actions_len > 0) { | |
495 | if (len) { | |
496 | ds_put_cstr(string, ","); | |
497 | } | |
d295e8e9 | 498 | len = ofp_print_action(string, (struct ofp_action_header *)p, |
064af421 BP |
499 | actions_len); |
500 | if (len < 0) { | |
501 | return; | |
502 | } | |
503 | p += len; | |
504 | actions_len -= len; | |
505 | } | |
506 | } | |
507 | ||
d1e2cf21 BP |
508 | static void |
509 | ofp_print_packet_out(struct ds *string, const struct ofp_packet_out *opo, | |
510 | int verbosity) | |
064af421 | 511 | { |
d1e2cf21 | 512 | size_t len = ntohs(opo->header.length); |
064af421 BP |
513 | size_t actions_len = ntohs(opo->actions_len); |
514 | ||
515 | ds_put_cstr(string, " in_port="); | |
516 | ofp_print_port_name(string, ntohs(opo->in_port)); | |
517 | ||
518 | ds_put_format(string, " actions_len=%zu ", actions_len); | |
519 | if (actions_len > (ntohs(opo->header.length) - sizeof *opo)) { | |
520 | ds_put_format(string, "***packet too short for action length***\n"); | |
521 | return; | |
522 | } | |
523 | ofp_print_actions(string, opo->actions, actions_len); | |
524 | ||
525 | if (ntohl(opo->buffer_id) == UINT32_MAX) { | |
526 | int data_len = len - sizeof *opo - actions_len; | |
527 | ds_put_format(string, " data_len=%d", data_len); | |
528 | if (verbosity > 0 && len > sizeof *opo) { | |
529 | char *packet = ofp_packet_to_string( | |
530 | (uint8_t *)opo->actions + actions_len, data_len, data_len); | |
531 | ds_put_char(string, '\n'); | |
532 | ds_put_cstr(string, packet); | |
533 | free(packet); | |
534 | } | |
535 | } else { | |
536 | ds_put_format(string, " buffer=0x%08"PRIx32, ntohl(opo->buffer_id)); | |
537 | } | |
538 | ds_put_char(string, '\n'); | |
539 | } | |
540 | ||
541 | /* qsort comparison function. */ | |
542 | static int | |
543 | compare_ports(const void *a_, const void *b_) | |
544 | { | |
545 | const struct ofp_phy_port *a = a_; | |
546 | const struct ofp_phy_port *b = b_; | |
547 | uint16_t ap = ntohs(a->port_no); | |
548 | uint16_t bp = ntohs(b->port_no); | |
549 | ||
550 | return ap < bp ? -1 : ap > bp; | |
551 | } | |
552 | ||
553 | static void ofp_print_port_features(struct ds *string, uint32_t features) | |
554 | { | |
555 | if (features == 0) { | |
556 | ds_put_cstr(string, "Unsupported\n"); | |
557 | return; | |
558 | } | |
559 | if (features & OFPPF_10MB_HD) { | |
560 | ds_put_cstr(string, "10MB-HD "); | |
561 | } | |
562 | if (features & OFPPF_10MB_FD) { | |
563 | ds_put_cstr(string, "10MB-FD "); | |
564 | } | |
565 | if (features & OFPPF_100MB_HD) { | |
566 | ds_put_cstr(string, "100MB-HD "); | |
567 | } | |
568 | if (features & OFPPF_100MB_FD) { | |
569 | ds_put_cstr(string, "100MB-FD "); | |
570 | } | |
571 | if (features & OFPPF_1GB_HD) { | |
572 | ds_put_cstr(string, "1GB-HD "); | |
573 | } | |
574 | if (features & OFPPF_1GB_FD) { | |
575 | ds_put_cstr(string, "1GB-FD "); | |
576 | } | |
577 | if (features & OFPPF_10GB_FD) { | |
578 | ds_put_cstr(string, "10GB-FD "); | |
579 | } | |
580 | if (features & OFPPF_COPPER) { | |
581 | ds_put_cstr(string, "COPPER "); | |
582 | } | |
583 | if (features & OFPPF_FIBER) { | |
584 | ds_put_cstr(string, "FIBER "); | |
585 | } | |
586 | if (features & OFPPF_AUTONEG) { | |
587 | ds_put_cstr(string, "AUTO_NEG "); | |
588 | } | |
589 | if (features & OFPPF_PAUSE) { | |
590 | ds_put_cstr(string, "AUTO_PAUSE "); | |
591 | } | |
592 | if (features & OFPPF_PAUSE_ASYM) { | |
593 | ds_put_cstr(string, "AUTO_PAUSE_ASYM "); | |
594 | } | |
595 | ds_put_char(string, '\n'); | |
596 | } | |
597 | ||
598 | static void | |
599 | ofp_print_phy_port(struct ds *string, const struct ofp_phy_port *port) | |
600 | { | |
0b61210e | 601 | char name[OFP_MAX_PORT_NAME_LEN]; |
064af421 BP |
602 | int j; |
603 | ||
604 | memcpy(name, port->name, sizeof name); | |
605 | for (j = 0; j < sizeof name - 1; j++) { | |
606 | if (!isprint(name[j])) { | |
607 | break; | |
608 | } | |
609 | } | |
610 | name[j] = '\0'; | |
611 | ||
612 | ds_put_char(string, ' '); | |
613 | ofp_print_port_name(string, ntohs(port->port_no)); | |
614 | ds_put_format(string, "(%s): addr:"ETH_ADDR_FMT", config: %#x, state:%#x\n", | |
615 | name, ETH_ADDR_ARGS(port->hw_addr), ntohl(port->config), | |
616 | ntohl(port->state)); | |
617 | if (port->curr) { | |
618 | ds_put_format(string, " current: "); | |
619 | ofp_print_port_features(string, ntohl(port->curr)); | |
620 | } | |
621 | if (port->advertised) { | |
622 | ds_put_format(string, " advertised: "); | |
623 | ofp_print_port_features(string, ntohl(port->advertised)); | |
624 | } | |
625 | if (port->supported) { | |
626 | ds_put_format(string, " supported: "); | |
627 | ofp_print_port_features(string, ntohl(port->supported)); | |
628 | } | |
629 | if (port->peer) { | |
630 | ds_put_format(string, " peer: "); | |
631 | ofp_print_port_features(string, ntohl(port->peer)); | |
632 | } | |
633 | } | |
634 | ||
064af421 | 635 | static void |
d1e2cf21 BP |
636 | ofp_print_switch_features(struct ds *string, |
637 | const struct ofp_switch_features *osf) | |
064af421 | 638 | { |
d1e2cf21 | 639 | size_t len = ntohs(osf->header.length); |
064af421 BP |
640 | struct ofp_phy_port *port_list; |
641 | int n_ports; | |
642 | int i; | |
643 | ||
d295e8e9 | 644 | ds_put_format(string, " ver:0x%x, dpid:%016"PRIx64"\n", |
064af421 BP |
645 | osf->header.version, ntohll(osf->datapath_id)); |
646 | ds_put_format(string, "n_tables:%d, n_buffers:%d\n", osf->n_tables, | |
647 | ntohl(osf->n_buffers)); | |
648 | ds_put_format(string, "features: capabilities:%#x, actions:%#x\n", | |
649 | ntohl(osf->capabilities), ntohl(osf->actions)); | |
650 | ||
064af421 BP |
651 | n_ports = (len - sizeof *osf) / sizeof *osf->ports; |
652 | ||
d295e8e9 | 653 | port_list = xmemdup(osf->ports, len - sizeof *osf); |
064af421 BP |
654 | qsort(port_list, n_ports, sizeof *port_list, compare_ports); |
655 | for (i = 0; i < n_ports; i++) { | |
656 | ofp_print_phy_port(string, &port_list[i]); | |
657 | } | |
658 | free(port_list); | |
659 | } | |
660 | ||
064af421 | 661 | static void |
d1e2cf21 | 662 | ofp_print_switch_config(struct ds *string, const struct ofp_switch_config *osc) |
064af421 | 663 | { |
064af421 BP |
664 | uint16_t flags; |
665 | ||
666 | flags = ntohs(osc->flags); | |
3b62feba BP |
667 | |
668 | ds_put_cstr(string, " frags="); | |
669 | switch (flags & OFPC_FRAG_MASK) { | |
670 | case OFPC_FRAG_NORMAL: | |
671 | ds_put_cstr(string, "normal"); | |
672 | flags &= ~OFPC_FRAG_MASK; | |
673 | break; | |
674 | case OFPC_FRAG_DROP: | |
675 | ds_put_cstr(string, "drop"); | |
676 | flags &= ~OFPC_FRAG_MASK; | |
677 | break; | |
678 | case OFPC_FRAG_REASM: | |
679 | ds_put_cstr(string, "reassemble"); | |
680 | flags &= ~OFPC_FRAG_MASK; | |
681 | break; | |
682 | } | |
064af421 BP |
683 | if (flags) { |
684 | ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***", flags); | |
685 | } | |
686 | ||
687 | ds_put_format(string, " miss_send_len=%"PRIu16"\n", ntohs(osc->miss_send_len)); | |
688 | } | |
689 | ||
690 | static void print_wild(struct ds *string, const char *leader, int is_wild, | |
d295e8e9 | 691 | int verbosity, const char *format, ...) |
064af421 BP |
692 | __attribute__((format(printf, 5, 6))); |
693 | ||
694 | static void print_wild(struct ds *string, const char *leader, int is_wild, | |
d295e8e9 | 695 | int verbosity, const char *format, ...) |
064af421 BP |
696 | { |
697 | if (is_wild && verbosity < 2) { | |
698 | return; | |
699 | } | |
700 | ds_put_cstr(string, leader); | |
701 | if (!is_wild) { | |
702 | va_list args; | |
703 | ||
704 | va_start(args, format); | |
705 | ds_put_format_valist(string, format, args); | |
706 | va_end(args); | |
707 | } else { | |
708 | ds_put_char(string, '*'); | |
709 | } | |
710 | ds_put_char(string, ','); | |
711 | } | |
712 | ||
713 | static void | |
714 | print_ip_netmask(struct ds *string, const char *leader, uint32_t ip, | |
715 | uint32_t wild_bits, int verbosity) | |
716 | { | |
717 | if (wild_bits >= 32 && verbosity < 2) { | |
718 | return; | |
719 | } | |
720 | ds_put_cstr(string, leader); | |
721 | if (wild_bits < 32) { | |
722 | ds_put_format(string, IP_FMT, IP_ARGS(&ip)); | |
723 | if (wild_bits) { | |
724 | ds_put_format(string, "/%d", 32 - wild_bits); | |
725 | } | |
726 | } else { | |
727 | ds_put_char(string, '*'); | |
728 | } | |
729 | ds_put_char(string, ','); | |
730 | } | |
731 | ||
4f2cad2c | 732 | void |
064af421 BP |
733 | ofp_print_match(struct ds *f, const struct ofp_match *om, int verbosity) |
734 | { | |
735 | char *s = ofp_match_to_string(om, verbosity); | |
736 | ds_put_cstr(f, s); | |
737 | free(s); | |
738 | } | |
739 | ||
740 | char * | |
741 | ofp_match_to_string(const struct ofp_match *om, int verbosity) | |
742 | { | |
743 | struct ds f = DS_EMPTY_INITIALIZER; | |
744 | uint32_t w = ntohl(om->wildcards); | |
745 | bool skip_type = false; | |
746 | bool skip_proto = false; | |
747 | ||
748 | if (!(w & OFPFW_DL_TYPE)) { | |
749 | skip_type = true; | |
750 | if (om->dl_type == htons(ETH_TYPE_IP)) { | |
751 | if (!(w & OFPFW_NW_PROTO)) { | |
752 | skip_proto = true; | |
6767a2cc | 753 | if (om->nw_proto == IPPROTO_ICMP) { |
064af421 | 754 | ds_put_cstr(&f, "icmp,"); |
6767a2cc | 755 | } else if (om->nw_proto == IPPROTO_TCP) { |
064af421 | 756 | ds_put_cstr(&f, "tcp,"); |
6767a2cc | 757 | } else if (om->nw_proto == IPPROTO_UDP) { |
064af421 BP |
758 | ds_put_cstr(&f, "udp,"); |
759 | } else { | |
760 | ds_put_cstr(&f, "ip,"); | |
761 | skip_proto = false; | |
762 | } | |
763 | } else { | |
764 | ds_put_cstr(&f, "ip,"); | |
765 | } | |
766 | } else if (om->dl_type == htons(ETH_TYPE_ARP)) { | |
767 | ds_put_cstr(&f, "arp,"); | |
768 | } else { | |
769 | skip_type = false; | |
770 | } | |
771 | } | |
659586ef JG |
772 | if (w & NXFW_TUN_ID) { |
773 | ds_put_cstr(&f, "tun_id_wild,"); | |
774 | } | |
064af421 BP |
775 | print_wild(&f, "in_port=", w & OFPFW_IN_PORT, verbosity, |
776 | "%d", ntohs(om->in_port)); | |
777 | print_wild(&f, "dl_vlan=", w & OFPFW_DL_VLAN, verbosity, | |
6a1f89c8 | 778 | "%d", ntohs(om->dl_vlan)); |
959a2ecd JP |
779 | print_wild(&f, "dl_vlan_pcp=", w & OFPFW_DL_VLAN_PCP, verbosity, |
780 | "%d", om->dl_vlan_pcp); | |
064af421 BP |
781 | print_wild(&f, "dl_src=", w & OFPFW_DL_SRC, verbosity, |
782 | ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_src)); | |
783 | print_wild(&f, "dl_dst=", w & OFPFW_DL_DST, verbosity, | |
784 | ETH_ADDR_FMT, ETH_ADDR_ARGS(om->dl_dst)); | |
785 | if (!skip_type) { | |
786 | print_wild(&f, "dl_type=", w & OFPFW_DL_TYPE, verbosity, | |
787 | "0x%04x", ntohs(om->dl_type)); | |
788 | } | |
789 | print_ip_netmask(&f, "nw_src=", om->nw_src, | |
790 | (w & OFPFW_NW_SRC_MASK) >> OFPFW_NW_SRC_SHIFT, verbosity); | |
791 | print_ip_netmask(&f, "nw_dst=", om->nw_dst, | |
792 | (w & OFPFW_NW_DST_MASK) >> OFPFW_NW_DST_SHIFT, verbosity); | |
793 | if (!skip_proto) { | |
fb892732 JP |
794 | if (om->dl_type == htons(ETH_TYPE_ARP)) { |
795 | print_wild(&f, "opcode=", w & OFPFW_NW_PROTO, verbosity, | |
796 | "%u", om->nw_proto); | |
797 | } else { | |
798 | print_wild(&f, "nw_proto=", w & OFPFW_NW_PROTO, verbosity, | |
799 | "%u", om->nw_proto); | |
800 | } | |
064af421 | 801 | } |
1a960c80 RL |
802 | print_wild(&f, "nw_tos=", w & OFPFW_NW_TOS, verbosity, |
803 | "%u", om->nw_tos); | |
6767a2cc | 804 | if (om->nw_proto == IPPROTO_ICMP) { |
064af421 BP |
805 | print_wild(&f, "icmp_type=", w & OFPFW_ICMP_TYPE, verbosity, |
806 | "%d", ntohs(om->icmp_type)); | |
807 | print_wild(&f, "icmp_code=", w & OFPFW_ICMP_CODE, verbosity, | |
808 | "%d", ntohs(om->icmp_code)); | |
809 | } else { | |
810 | print_wild(&f, "tp_src=", w & OFPFW_TP_SRC, verbosity, | |
811 | "%d", ntohs(om->tp_src)); | |
812 | print_wild(&f, "tp_dst=", w & OFPFW_TP_DST, verbosity, | |
813 | "%d", ntohs(om->tp_dst)); | |
814 | } | |
7fa91113 BP |
815 | if (ds_last(&f) == ',') { |
816 | f.length--; | |
817 | } | |
064af421 BP |
818 | return ds_cstr(&f); |
819 | } | |
820 | ||
064af421 | 821 | static void |
7fa91113 BP |
822 | ofp_print_flow_mod(struct ds *s, const struct ofp_header *oh, |
823 | enum ofputil_msg_code code, int verbosity) | |
064af421 | 824 | { |
7fa91113 | 825 | struct flow_mod fm; |
f904747b | 826 | bool need_priority; |
7fa91113 | 827 | int error; |
064af421 | 828 | |
7fa91113 BP |
829 | error = ofputil_decode_flow_mod(&fm, oh, NXFF_OPENFLOW10); |
830 | if (error) { | |
831 | ofp_print_error(s, error); | |
832 | return; | |
3ff4f871 BP |
833 | } |
834 | ||
7fa91113 BP |
835 | ds_put_char(s, ' '); |
836 | switch (fm.command) { | |
064af421 | 837 | case OFPFC_ADD: |
7fa91113 | 838 | ds_put_cstr(s, "ADD"); |
064af421 BP |
839 | break; |
840 | case OFPFC_MODIFY: | |
7fa91113 | 841 | ds_put_cstr(s, "MOD"); |
064af421 BP |
842 | break; |
843 | case OFPFC_MODIFY_STRICT: | |
7fa91113 | 844 | ds_put_cstr(s, "MOD_STRICT"); |
064af421 BP |
845 | break; |
846 | case OFPFC_DELETE: | |
7fa91113 | 847 | ds_put_cstr(s, "DEL"); |
064af421 BP |
848 | break; |
849 | case OFPFC_DELETE_STRICT: | |
7fa91113 | 850 | ds_put_cstr(s, "DEL_STRICT"); |
064af421 BP |
851 | break; |
852 | default: | |
7fa91113 BP |
853 | ds_put_format(s, "cmd:%d", fm.command); |
854 | } | |
855 | ||
856 | ds_put_char(s, ' '); | |
857 | if (verbosity >= 3 && code == OFPUTIL_OFPT_FLOW_MOD) { | |
858 | const struct ofp_flow_mod *ofm = (const struct ofp_flow_mod *) oh; | |
7fa91113 | 859 | ofp_print_match(s, &ofm->match, verbosity); |
f904747b BP |
860 | |
861 | /* ofp_print_match() doesn't print priority. */ | |
862 | need_priority = true; | |
7fa91113 BP |
863 | } else if (verbosity >= 3 && code == OFPUTIL_NXT_FLOW_MOD) { |
864 | const struct nx_flow_mod *nfm = (const struct nx_flow_mod *) oh; | |
865 | const void *nxm = nfm + 1; | |
f904747b BP |
866 | char *nxm_s; |
867 | ||
868 | nxm_s = nx_match_to_string(nxm, ntohs(nfm->match_len)); | |
7fa91113 BP |
869 | ds_put_cstr(s, nxm_s); |
870 | free(nxm_s); | |
f904747b BP |
871 | |
872 | /* nx_match_to_string() doesn't print priority. */ | |
873 | need_priority = true; | |
7fa91113 BP |
874 | } else { |
875 | cls_rule_format(&fm.cr, s); | |
f904747b BP |
876 | |
877 | /* cls_rule_format() does print priority. */ | |
878 | need_priority = false; | |
3ff4f871 | 879 | } |
7fa91113 BP |
880 | |
881 | if (ds_last(s) != ' ') { | |
882 | ds_put_char(s, ' '); | |
3ff4f871 | 883 | } |
7fa91113 BP |
884 | if (fm.cookie != htonll(0)) { |
885 | ds_put_format(s, "cookie:0x%"PRIx64" ", ntohll(fm.cookie)); | |
3ff4f871 | 886 | } |
7fa91113 BP |
887 | if (fm.idle_timeout != OFP_FLOW_PERMANENT) { |
888 | ds_put_format(s, "idle:%"PRIu16" ", fm.idle_timeout); | |
064af421 | 889 | } |
7fa91113 BP |
890 | if (fm.hard_timeout != OFP_FLOW_PERMANENT) { |
891 | ds_put_format(s, "hard:%"PRIu16" ", fm.hard_timeout); | |
3ff4f871 | 892 | } |
f904747b | 893 | if (fm.cr.priority != OFP_DEFAULT_PRIORITY && need_priority) { |
7fa91113 | 894 | ds_put_format(s, "pri:%"PRIu16" ", fm.cr.priority); |
3ff4f871 | 895 | } |
7fa91113 BP |
896 | if (fm.buffer_id != UINT32_MAX) { |
897 | ds_put_format(s, "buf:0x%"PRIx32" ", fm.buffer_id); | |
3ff4f871 | 898 | } |
7fa91113 BP |
899 | if (fm.flags != 0) { |
900 | ds_put_format(s, "flags:0x%"PRIx16" ", fm.flags); | |
901 | } | |
902 | ||
903 | ofp_print_actions(s, (const struct ofp_action_header *) fm.actions, | |
904 | fm.n_actions * sizeof *fm.actions); | |
064af421 BP |
905 | } |
906 | ||
09862ec6 BP |
907 | static void |
908 | ofp_print_duration(struct ds *string, unsigned int sec, unsigned int nsec) | |
909 | { | |
910 | ds_put_format(string, "%u", sec); | |
911 | if (nsec > 0) { | |
912 | ds_put_format(string, ".%09u", nsec); | |
913 | while (string->string[string->length - 1] == '0') { | |
914 | string->length--; | |
915 | } | |
916 | } | |
917 | ds_put_char(string, 's'); | |
918 | } | |
919 | ||
064af421 | 920 | static void |
9b045a0c | 921 | ofp_print_flow_removed(struct ds *string, const struct ofp_header *oh) |
064af421 | 922 | { |
9b045a0c BP |
923 | struct ofputil_flow_removed fr; |
924 | int error; | |
925 | ||
926 | error = ofputil_decode_flow_removed(&fr, oh, NXFF_OPENFLOW10); | |
927 | if (error) { | |
928 | ofp_print_error(string, error); | |
929 | return; | |
930 | } | |
931 | ||
fbd76b2e | 932 | ds_put_char(string, ' '); |
9b045a0c BP |
933 | cls_rule_format(&fr.rule, string); |
934 | ||
064af421 | 935 | ds_put_cstr(string, " reason="); |
9b045a0c | 936 | switch (fr.reason) { |
ca069229 | 937 | case OFPRR_IDLE_TIMEOUT: |
064af421 BP |
938 | ds_put_cstr(string, "idle"); |
939 | break; | |
ca069229 | 940 | case OFPRR_HARD_TIMEOUT: |
064af421 BP |
941 | ds_put_cstr(string, "hard"); |
942 | break; | |
ca069229 JP |
943 | case OFPRR_DELETE: |
944 | ds_put_cstr(string, "delete"); | |
945 | break; | |
064af421 | 946 | default: |
9b045a0c | 947 | ds_put_format(string, "**%"PRIu8"**", fr.reason); |
064af421 BP |
948 | break; |
949 | } | |
3ff4f871 | 950 | |
9b045a0c BP |
951 | if (fr.cookie != htonll(0)) { |
952 | ds_put_format(string, " cookie:0x%"PRIx64, ntohll(fr.cookie)); | |
3ff4f871 | 953 | } |
09862ec6 | 954 | ds_put_cstr(string, " duration"); |
9b045a0c | 955 | ofp_print_duration(string, fr.duration_sec, fr.duration_nsec); |
09862ec6 | 956 | ds_put_format(string, " idle%"PRIu16" pkts%"PRIu64" bytes%"PRIu64"\n", |
9b045a0c | 957 | fr.idle_timeout, fr.packet_count, fr.byte_count); |
064af421 BP |
958 | } |
959 | ||
960 | static void | |
d1e2cf21 | 961 | ofp_print_port_mod(struct ds *string, const struct ofp_port_mod *opm) |
064af421 | 962 | { |
064af421 | 963 | ds_put_format(string, "port: %d: addr:"ETH_ADDR_FMT", config: %#x, mask:%#x\n", |
d295e8e9 | 964 | ntohs(opm->port_no), ETH_ADDR_ARGS(opm->hw_addr), |
064af421 BP |
965 | ntohl(opm->config), ntohl(opm->mask)); |
966 | ds_put_format(string, " advertise: "); | |
967 | if (opm->advertise) { | |
968 | ofp_print_port_features(string, ntohl(opm->advertise)); | |
969 | } else { | |
970 | ds_put_format(string, "UNCHANGED\n"); | |
971 | } | |
972 | } | |
973 | ||
7fa91113 BP |
974 | static void |
975 | ofp_print_error(struct ds *string, int error) | |
976 | { | |
7fa91113 BP |
977 | if (string->length) { |
978 | ds_put_char(string, ' '); | |
979 | } | |
dc4762ed BP |
980 | ds_put_cstr(string, "***decode error: "); |
981 | ofputil_format_error(string, error); | |
982 | ds_put_cstr(string, "***\n"); | |
f74be05a JP |
983 | } |
984 | ||
064af421 | 985 | static void |
d1e2cf21 | 986 | ofp_print_error_msg(struct ds *string, const struct ofp_error_msg *oem) |
064af421 | 987 | { |
d1e2cf21 | 988 | size_t len = ntohs(oem->header.length); |
dc4762ed BP |
989 | size_t payload_ofs, payload_len; |
990 | const void *payload; | |
991 | int error; | |
064af421 BP |
992 | char *s; |
993 | ||
dc4762ed BP |
994 | error = ofputil_decode_error_msg(&oem->header, &payload_ofs); |
995 | if (!is_ofp_error(error)) { | |
996 | ofp_print_error(string, error); | |
997 | ds_put_hex_dump(string, oem->data, len - sizeof *oem, 0, true); | |
998 | return; | |
f74be05a JP |
999 | } |
1000 | ||
dc4762ed BP |
1001 | ds_put_char(string, ' '); |
1002 | ofputil_format_error(string, error); | |
1003 | ds_put_char(string, '\n'); | |
064af421 | 1004 | |
dc4762ed BP |
1005 | payload = (const uint8_t *) oem + payload_ofs; |
1006 | payload_len = len - payload_ofs; | |
1007 | switch (get_ofp_err_type(error)) { | |
064af421 | 1008 | case OFPET_HELLO_FAILED: |
dc4762ed | 1009 | ds_put_printable(string, payload, payload_len); |
064af421 BP |
1010 | break; |
1011 | ||
1012 | case OFPET_BAD_REQUEST: | |
dc4762ed | 1013 | s = ofp_to_string(payload, payload_len, 1); |
064af421 BP |
1014 | ds_put_cstr(string, s); |
1015 | free(s); | |
1016 | break; | |
1017 | ||
1018 | default: | |
dc4762ed | 1019 | ds_put_hex_dump(string, payload, payload_len, 0, true); |
064af421 BP |
1020 | break; |
1021 | } | |
1022 | } | |
1023 | ||
064af421 | 1024 | static void |
d1e2cf21 | 1025 | ofp_print_port_status(struct ds *string, const struct ofp_port_status *ops) |
064af421 | 1026 | { |
064af421 BP |
1027 | if (ops->reason == OFPPR_ADD) { |
1028 | ds_put_format(string, " ADD:"); | |
1029 | } else if (ops->reason == OFPPR_DELETE) { | |
1030 | ds_put_format(string, " DEL:"); | |
1031 | } else if (ops->reason == OFPPR_MODIFY) { | |
1032 | ds_put_format(string, " MOD:"); | |
1033 | } | |
1034 | ||
1035 | ofp_print_phy_port(string, &ops->desc); | |
1036 | } | |
1037 | ||
1038 | static void | |
d1e2cf21 | 1039 | ofp_print_ofpst_desc_reply(struct ds *string, const struct ofp_header *oh) |
064af421 | 1040 | { |
d1e2cf21 | 1041 | const struct ofp_desc_stats *ods = ofputil_stats_body(oh); |
064af421 | 1042 | |
fbd76b2e | 1043 | ds_put_char(string, '\n'); |
d295e8e9 | 1044 | ds_put_format(string, "Manufacturer: %.*s\n", |
dd70b475 JP |
1045 | (int) sizeof ods->mfr_desc, ods->mfr_desc); |
1046 | ds_put_format(string, "Hardware: %.*s\n", | |
1047 | (int) sizeof ods->hw_desc, ods->hw_desc); | |
1048 | ds_put_format(string, "Software: %.*s\n", | |
1049 | (int) sizeof ods->sw_desc, ods->sw_desc); | |
1050 | ds_put_format(string, "Serial Num: %.*s\n", | |
1051 | (int) sizeof ods->serial_num, ods->serial_num); | |
1052 | ds_put_format(string, "DP Description: %.*s\n", | |
1053 | (int) sizeof ods->dp_desc, ods->dp_desc); | |
064af421 BP |
1054 | } |
1055 | ||
1056 | static void | |
2af0c0ef | 1057 | ofp_print_flow_stats_request(struct ds *string, const struct ofp_header *oh) |
064af421 | 1058 | { |
2af0c0ef BP |
1059 | struct flow_stats_request fsr; |
1060 | int error; | |
064af421 | 1061 | |
2af0c0ef BP |
1062 | error = ofputil_decode_flow_stats_request(&fsr, oh, NXFF_OPENFLOW10); |
1063 | if (error) { | |
1064 | ofp_print_error(string, error); | |
1065 | return; | |
1066 | } | |
1067 | ||
1068 | if (fsr.table_id != 0xff) { | |
1069 | ds_put_format(string, " table_id=%"PRIu8, fsr.table_id); | |
064af421 BP |
1070 | } |
1071 | ||
2af0c0ef BP |
1072 | if (fsr.out_port != OFPP_NONE) { |
1073 | ds_put_cstr(string, " out_port="); | |
1074 | ofp_print_port_name(string, fsr.out_port); | |
1075 | } | |
1076 | ||
1077 | ds_put_char(string, ' '); | |
1078 | cls_rule_format(&fsr.match, string); | |
064af421 BP |
1079 | } |
1080 | ||
1081 | static void | |
d1e2cf21 BP |
1082 | ofp_print_ofpst_flow_reply(struct ds *string, const struct ofp_header *oh, |
1083 | int verbosity) | |
064af421 | 1084 | { |
d1e2cf21 BP |
1085 | size_t len = ofputil_stats_body_len(oh); |
1086 | const char *body = ofputil_stats_body(oh); | |
064af421 BP |
1087 | const char *pos = body; |
1088 | for (;;) { | |
1089 | const struct ofp_flow_stats *fs; | |
1090 | ptrdiff_t bytes_left = body + len - pos; | |
1091 | size_t length; | |
1092 | ||
fab8fadb BP |
1093 | ds_put_char(string, '\n'); |
1094 | ||
064af421 BP |
1095 | if (bytes_left < sizeof *fs) { |
1096 | if (bytes_left != 0) { | |
1097 | ds_put_format(string, " ***%td leftover bytes at end***", | |
1098 | bytes_left); | |
1099 | } | |
1100 | break; | |
1101 | } | |
1102 | ||
1103 | fs = (const void *) pos; | |
1104 | length = ntohs(fs->length); | |
1105 | if (length < sizeof *fs) { | |
1106 | ds_put_format(string, " ***length=%zu shorter than minimum %zu***", | |
1107 | length, sizeof *fs); | |
1108 | break; | |
1109 | } else if (length > bytes_left) { | |
1110 | ds_put_format(string, | |
1111 | " ***length=%zu but only %td bytes left***", | |
1112 | length, bytes_left); | |
1113 | break; | |
1114 | } else if ((length - sizeof *fs) % sizeof fs->actions[0]) { | |
1115 | ds_put_format(string, | |
1116 | " ***length=%zu has %zu bytes leftover in " | |
1117 | "final action***", | |
1118 | length, | |
1119 | (length - sizeof *fs) % sizeof fs->actions[0]); | |
1120 | break; | |
1121 | } | |
1122 | ||
09862ec6 | 1123 | ds_put_format(string, " cookie=0x%"PRIx64", duration=", |
c4617b3c | 1124 | ntohll(get_32aligned_be64(&fs->cookie))); |
09862ec6 BP |
1125 | ofp_print_duration(string, ntohl(fs->duration_sec), |
1126 | ntohl(fs->duration_nsec)); | |
1127 | ds_put_format(string, ", table_id=%"PRIu8", ", fs->table_id); | |
05abb769 | 1128 | ds_put_format(string, "priority=%"PRIu16", ", ntohs(fs->priority)); |
064af421 | 1129 | ds_put_format(string, "n_packets=%"PRIu64", ", |
c4617b3c BP |
1130 | ntohll(get_32aligned_be64(&fs->packet_count))); |
1131 | ds_put_format(string, "n_bytes=%"PRIu64", ", | |
1132 | ntohll(get_32aligned_be64(&fs->byte_count))); | |
064af421 BP |
1133 | if (fs->idle_timeout != htons(OFP_FLOW_PERMANENT)) { |
1134 | ds_put_format(string, "idle_timeout=%"PRIu16",", | |
1135 | ntohs(fs->idle_timeout)); | |
1136 | } | |
1137 | if (fs->hard_timeout != htons(OFP_FLOW_PERMANENT)) { | |
1138 | ds_put_format(string, "hard_timeout=%"PRIu16",", | |
1139 | ntohs(fs->hard_timeout)); | |
1140 | } | |
1141 | ofp_print_match(string, &fs->match, verbosity); | |
05abb769 | 1142 | ds_put_char(string, ' '); |
064af421 | 1143 | ofp_print_actions(string, fs->actions, length - sizeof *fs); |
064af421 BP |
1144 | |
1145 | pos += length; | |
1146 | } | |
1147 | } | |
1148 | ||
c6430da5 BP |
1149 | static void |
1150 | ofp_print_nxst_flow_reply(struct ds *string, const struct ofp_header *oh) | |
1151 | { | |
1152 | struct ofpbuf b; | |
1153 | ||
1154 | ofpbuf_use_const(&b, ofputil_nxstats_body(oh), | |
1155 | ofputil_nxstats_body_len(oh)); | |
1156 | while (b.size > 0) { | |
1157 | const struct nx_flow_stats *fs; | |
1158 | union ofp_action *actions; | |
1159 | struct cls_rule rule; | |
1160 | size_t actions_len, n_actions; | |
1161 | size_t length; | |
1162 | int match_len; | |
1163 | int error; | |
1164 | ||
8961de6a BP |
1165 | ds_put_char(string, '\n'); |
1166 | ||
c6430da5 BP |
1167 | fs = ofpbuf_try_pull(&b, sizeof *fs); |
1168 | if (!fs) { | |
1169 | ds_put_format(string, " ***%td leftover bytes at end***", b.size); | |
1170 | break; | |
1171 | } | |
1172 | ||
1173 | length = ntohs(fs->length); | |
1174 | if (length < sizeof *fs) { | |
1175 | ds_put_format(string, " ***nx_flow_stats claims length %zu***", | |
1176 | length); | |
1177 | break; | |
1178 | } | |
1179 | ||
1180 | match_len = ntohs(fs->match_len); | |
1181 | if (match_len > length - sizeof *fs) { | |
1182 | ds_put_format(string, " ***length=%zu match_len=%d***", | |
1183 | length, match_len); | |
1184 | break; | |
1185 | } | |
1186 | ||
09862ec6 BP |
1187 | ds_put_format(string, " cookie=0x%"PRIx64", duration=", |
1188 | ntohll(fs->cookie)); | |
1189 | ofp_print_duration(string, ntohl(fs->duration_sec), | |
1190 | ntohl(fs->duration_nsec)); | |
1191 | ds_put_format(string, ", table_id=%"PRIu8", ", fs->table_id); | |
c6430da5 BP |
1192 | ds_put_format(string, "n_packets=%"PRIu64", ", |
1193 | ntohll(fs->packet_count)); | |
1194 | ds_put_format(string, "n_bytes=%"PRIu64", ", ntohll(fs->byte_count)); | |
1195 | if (fs->idle_timeout != htons(OFP_FLOW_PERMANENT)) { | |
1196 | ds_put_format(string, "idle_timeout=%"PRIu16",", | |
1197 | ntohs(fs->idle_timeout)); | |
1198 | } | |
1199 | if (fs->hard_timeout != htons(OFP_FLOW_PERMANENT)) { | |
1200 | ds_put_format(string, "hard_timeout=%"PRIu16",", | |
1201 | ntohs(fs->hard_timeout)); | |
1202 | } | |
1203 | ||
1204 | error = nx_pull_match(&b, match_len, ntohs(fs->priority), &rule); | |
1205 | if (error) { | |
1206 | ofp_print_error(string, error); | |
1207 | break; | |
1208 | } | |
1209 | ||
1210 | actions_len = length - sizeof *fs - ROUND_UP(match_len, 8); | |
1211 | error = ofputil_pull_actions(&b, actions_len, &actions, &n_actions); | |
1212 | if (error) { | |
1213 | ofp_print_error(string, error); | |
1214 | break; | |
1215 | } | |
1216 | ||
1217 | cls_rule_format(&rule, string); | |
1218 | ds_put_char(string, ' '); | |
1219 | ofp_print_actions(string, (const struct ofp_action_header *) actions, | |
1220 | n_actions * sizeof *actions); | |
c6430da5 BP |
1221 | } |
1222 | } | |
1223 | ||
064af421 | 1224 | static void |
a2ad9ecd BP |
1225 | ofp_print_ofp_aggregate_stats_reply ( |
1226 | struct ds *string, const struct ofp_aggregate_stats_reply *asr) | |
064af421 | 1227 | { |
c4617b3c BP |
1228 | ds_put_format(string, " packet_count=%"PRIu64, |
1229 | ntohll(get_32aligned_be64(&asr->packet_count))); | |
1230 | ds_put_format(string, " byte_count=%"PRIu64, | |
1231 | ntohll(get_32aligned_be64(&asr->byte_count))); | |
064af421 BP |
1232 | ds_put_format(string, " flow_count=%"PRIu32, ntohl(asr->flow_count)); |
1233 | } | |
1234 | ||
a2ad9ecd BP |
1235 | static void |
1236 | ofp_print_ofpst_aggregate_reply(struct ds *string, const struct ofp_header *oh) | |
1237 | { | |
1238 | ofp_print_ofp_aggregate_stats_reply(string, ofputil_stats_body(oh)); | |
1239 | } | |
1240 | ||
1241 | static void | |
1242 | ofp_print_nxst_aggregate_reply(struct ds *string, | |
1243 | const struct nx_aggregate_stats_reply *nasr) | |
1244 | { | |
1245 | ofp_print_ofp_aggregate_stats_reply(string, &nasr->asr); | |
1246 | } | |
1247 | ||
d295e8e9 | 1248 | static void print_port_stat(struct ds *string, const char *leader, |
c4617b3c | 1249 | const ovs_32aligned_be64 *statp, int more) |
064af421 | 1250 | { |
c4617b3c BP |
1251 | uint64_t stat = ntohll(get_32aligned_be64(statp)); |
1252 | ||
064af421 | 1253 | ds_put_cstr(string, leader); |
c4617b3c | 1254 | if (stat != UINT64_MAX) { |
064af421 BP |
1255 | ds_put_format(string, "%"PRIu64, stat); |
1256 | } else { | |
1257 | ds_put_char(string, '?'); | |
1258 | } | |
1259 | if (more) { | |
1260 | ds_put_cstr(string, ", "); | |
1261 | } else { | |
1262 | ds_put_cstr(string, "\n"); | |
1263 | } | |
1264 | } | |
1265 | ||
abaad8cf | 1266 | static void |
d1e2cf21 | 1267 | ofp_print_ofpst_port_request(struct ds *string, const struct ofp_header *oh) |
abaad8cf | 1268 | { |
d1e2cf21 | 1269 | const struct ofp_port_stats_request *psr = ofputil_stats_body(oh); |
fbd76b2e | 1270 | ds_put_format(string, " port_no=%"PRIu16, ntohs(psr->port_no)); |
abaad8cf JP |
1271 | } |
1272 | ||
064af421 | 1273 | static void |
d1e2cf21 BP |
1274 | ofp_print_ofpst_port_reply(struct ds *string, const struct ofp_header *oh, |
1275 | int verbosity) | |
064af421 | 1276 | { |
d1e2cf21 BP |
1277 | const struct ofp_port_stats *ps = ofputil_stats_body(oh); |
1278 | size_t n = ofputil_stats_body_len(oh) / sizeof *ps; | |
064af421 BP |
1279 | ds_put_format(string, " %zu ports\n", n); |
1280 | if (verbosity < 1) { | |
1281 | return; | |
1282 | } | |
1283 | ||
1284 | for (; n--; ps++) { | |
1285 | ds_put_format(string, " port %2"PRIu16": ", ntohs(ps->port_no)); | |
1286 | ||
1287 | ds_put_cstr(string, "rx "); | |
c4617b3c BP |
1288 | print_port_stat(string, "pkts=", &ps->rx_packets, 1); |
1289 | print_port_stat(string, "bytes=", &ps->rx_bytes, 1); | |
1290 | print_port_stat(string, "drop=", &ps->rx_dropped, 1); | |
1291 | print_port_stat(string, "errs=", &ps->rx_errors, 1); | |
1292 | print_port_stat(string, "frame=", &ps->rx_frame_err, 1); | |
1293 | print_port_stat(string, "over=", &ps->rx_over_err, 1); | |
1294 | print_port_stat(string, "crc=", &ps->rx_crc_err, 0); | |
064af421 BP |
1295 | |
1296 | ds_put_cstr(string, " tx "); | |
c4617b3c BP |
1297 | print_port_stat(string, "pkts=", &ps->tx_packets, 1); |
1298 | print_port_stat(string, "bytes=", &ps->tx_bytes, 1); | |
1299 | print_port_stat(string, "drop=", &ps->tx_dropped, 1); | |
1300 | print_port_stat(string, "errs=", &ps->tx_errors, 1); | |
1301 | print_port_stat(string, "coll=", &ps->collisions, 0); | |
064af421 BP |
1302 | } |
1303 | } | |
1304 | ||
1305 | static void | |
d1e2cf21 BP |
1306 | ofp_print_ofpst_table_reply(struct ds *string, const struct ofp_header *oh, |
1307 | int verbosity) | |
064af421 | 1308 | { |
d1e2cf21 BP |
1309 | const struct ofp_table_stats *ts = ofputil_stats_body(oh); |
1310 | size_t n = ofputil_stats_body_len(oh) / sizeof *ts; | |
064af421 BP |
1311 | ds_put_format(string, " %zu tables\n", n); |
1312 | if (verbosity < 1) { | |
1313 | return; | |
1314 | } | |
1315 | ||
1316 | for (; n--; ts++) { | |
1317 | char name[OFP_MAX_TABLE_NAME_LEN + 1]; | |
e868fb3d | 1318 | ovs_strlcpy(name, ts->name, sizeof name); |
064af421 BP |
1319 | |
1320 | ds_put_format(string, " %d: %-8s: ", ts->table_id, name); | |
1321 | ds_put_format(string, "wild=0x%05"PRIx32", ", ntohl(ts->wildcards)); | |
1322 | ds_put_format(string, "max=%6"PRIu32", ", ntohl(ts->max_entries)); | |
1323 | ds_put_format(string, "active=%"PRIu32"\n", ntohl(ts->active_count)); | |
1324 | ds_put_cstr(string, " "); | |
d295e8e9 | 1325 | ds_put_format(string, "lookup=%"PRIu64", ", |
c4617b3c | 1326 | ntohll(get_32aligned_be64(&ts->lookup_count))); |
064af421 | 1327 | ds_put_format(string, "matched=%"PRIu64"\n", |
c4617b3c | 1328 | ntohll(get_32aligned_be64(&ts->matched_count))); |
064af421 BP |
1329 | } |
1330 | } | |
1331 | ||
d2805da2 BP |
1332 | static void |
1333 | ofp_print_queue_name(struct ds *string, uint32_t queue_id) | |
1334 | { | |
1335 | if (queue_id == OFPQ_ALL) { | |
1336 | ds_put_cstr(string, "ALL"); | |
1337 | } else { | |
1338 | ds_put_format(string, "%"PRIu32, queue_id); | |
1339 | } | |
1340 | } | |
1341 | ||
1342 | static void | |
d1e2cf21 | 1343 | ofp_print_ofpst_queue_request(struct ds *string, const struct ofp_header *oh) |
d2805da2 | 1344 | { |
d1e2cf21 | 1345 | const struct ofp_queue_stats_request *qsr = ofputil_stats_body(oh); |
d2805da2 BP |
1346 | |
1347 | ds_put_cstr(string, "port="); | |
1348 | ofp_print_port_name(string, ntohs(qsr->port_no)); | |
1349 | ||
1350 | ds_put_cstr(string, " queue="); | |
1351 | ofp_print_queue_name(string, ntohl(qsr->queue_id)); | |
1352 | } | |
1353 | ||
1354 | static void | |
d1e2cf21 BP |
1355 | ofp_print_ofpst_queue_reply(struct ds *string, const struct ofp_header *oh, |
1356 | int verbosity) | |
d2805da2 | 1357 | { |
d1e2cf21 BP |
1358 | const struct ofp_queue_stats *qs = ofputil_stats_body(oh); |
1359 | size_t n = ofputil_stats_body_len(oh) / sizeof *qs; | |
d2805da2 BP |
1360 | ds_put_format(string, " %zu queues\n", n); |
1361 | if (verbosity < 1) { | |
1362 | return; | |
1363 | } | |
1364 | ||
1365 | for (; n--; qs++) { | |
1366 | ds_put_cstr(string, " port "); | |
1367 | ofp_print_port_name(string, ntohs(qs->port_no)); | |
1368 | ds_put_cstr(string, " queue "); | |
1369 | ofp_print_queue_name(string, ntohl(qs->queue_id)); | |
1370 | ds_put_cstr(string, ": "); | |
1371 | ||
c4617b3c BP |
1372 | print_port_stat(string, "bytes=", &qs->tx_bytes, 1); |
1373 | print_port_stat(string, "pkts=", &qs->tx_packets, 1); | |
1374 | print_port_stat(string, "errors=", &qs->tx_errors, 0); | |
d2805da2 BP |
1375 | } |
1376 | } | |
1377 | ||
064af421 | 1378 | static void |
d1e2cf21 | 1379 | ofp_print_stats_request(struct ds *string, const struct ofp_header *oh) |
064af421 | 1380 | { |
d1e2cf21 BP |
1381 | const struct ofp_stats_request *srq |
1382 | = (const struct ofp_stats_request *) oh; | |
064af421 BP |
1383 | |
1384 | if (srq->flags) { | |
1385 | ds_put_format(string, " ***unknown flags 0x%04"PRIx16"***", | |
1386 | ntohs(srq->flags)); | |
1387 | } | |
064af421 BP |
1388 | } |
1389 | ||
1390 | static void | |
d1e2cf21 | 1391 | ofp_print_stats_reply(struct ds *string, const struct ofp_header *oh) |
064af421 | 1392 | { |
d1e2cf21 | 1393 | const struct ofp_stats_reply *srp = (const struct ofp_stats_reply *) oh; |
064af421 | 1394 | |
d1e2cf21 | 1395 | if (srp->flags) { |
064af421 | 1396 | uint16_t flags = ntohs(srp->flags); |
d1e2cf21 BP |
1397 | |
1398 | ds_put_cstr(string, " flags="); | |
064af421 BP |
1399 | if (flags & OFPSF_REPLY_MORE) { |
1400 | ds_put_cstr(string, "[more]"); | |
1401 | flags &= ~OFPSF_REPLY_MORE; | |
1402 | } | |
1403 | if (flags) { | |
d1e2cf21 BP |
1404 | ds_put_format(string, "[***unknown flags 0x%04"PRIx16"***]", |
1405 | flags); | |
064af421 BP |
1406 | } |
1407 | } | |
064af421 BP |
1408 | } |
1409 | ||
1410 | static void | |
d1e2cf21 | 1411 | ofp_print_echo(struct ds *string, const struct ofp_header *oh, int verbosity) |
064af421 | 1412 | { |
d1e2cf21 | 1413 | size_t len = ntohs(oh->length); |
064af421 | 1414 | |
d1e2cf21 | 1415 | ds_put_format(string, " %zu bytes of payload\n", len - sizeof *oh); |
064af421 | 1416 | if (verbosity > 1) { |
d1e2cf21 | 1417 | ds_put_hex_dump(string, oh + 1, len - sizeof *oh, 0, true); |
064af421 BP |
1418 | } |
1419 | } | |
1420 | ||
3731490f BP |
1421 | static void |
1422 | ofp_print_nxt_status_message(struct ds *string, const struct ofp_header *oh) | |
1423 | { | |
1424 | struct ofpbuf b; | |
1425 | ||
1426 | ofpbuf_use_const(&b, oh, ntohs(oh->length)); | |
fbd76b2e BP |
1427 | ofpbuf_pull(&b, sizeof(struct nicira_header)); |
1428 | ds_put_cstr(string, " \""); | |
3731490f BP |
1429 | ds_put_printable(string, b.data, b.size); |
1430 | ds_put_char(string, '"'); | |
1431 | } | |
1432 | ||
7fa91113 BP |
1433 | static void |
1434 | ofp_print_nxt_tun_id_from_cookie(struct ds *string, | |
1435 | const struct nxt_tun_id_cookie *ntic) | |
1436 | { | |
1437 | ds_put_format(string, " set=%"PRIu8, ntic->set); | |
1438 | } | |
1439 | ||
61fe3a7b BP |
1440 | static void |
1441 | ofp_print_nxt_role_message(struct ds *string, | |
1442 | const struct nx_role_request *nrr) | |
1443 | { | |
1444 | unsigned int role = ntohl(nrr->role); | |
1445 | ||
1446 | ds_put_cstr(string, " role="); | |
1447 | if (role == NX_ROLE_OTHER) { | |
1448 | ds_put_cstr(string, "other"); | |
1449 | } else if (role == NX_ROLE_MASTER) { | |
1450 | ds_put_cstr(string, "master"); | |
1451 | } else if (role == NX_ROLE_SLAVE) { | |
1452 | ds_put_cstr(string, "slave"); | |
1453 | } else { | |
1454 | ds_put_format(string, "%u", role); | |
1455 | } | |
1456 | } | |
1457 | ||
7fa91113 BP |
1458 | static void |
1459 | ofp_print_nxt_set_flow_format(struct ds *string, | |
1460 | const struct nxt_set_flow_format *nsff) | |
1461 | { | |
1462 | uint32_t format = ntohl(nsff->format); | |
1463 | ||
1464 | ds_put_cstr(string, " format="); | |
1465 | if (ofputil_flow_format_is_valid(format)) { | |
1466 | ds_put_cstr(string, ofputil_flow_format_to_string(format)); | |
1467 | } else { | |
1468 | ds_put_format(string, "%"PRIu32, format); | |
1469 | } | |
1470 | } | |
1471 | ||
d1e2cf21 BP |
1472 | static void |
1473 | ofp_to_string__(const struct ofp_header *oh, | |
1474 | const struct ofputil_msg_type *type, struct ds *string, | |
1475 | int verbosity) | |
1476 | { | |
7fa91113 | 1477 | enum ofputil_msg_code code; |
d1e2cf21 BP |
1478 | const void *msg = oh; |
1479 | ||
1480 | ds_put_format(string, "%s (xid=0x%"PRIx32"):", | |
1481 | ofputil_msg_type_name(type), ntohl(oh->xid)); | |
1482 | ||
7fa91113 BP |
1483 | code = ofputil_msg_type_code(type); |
1484 | switch (code) { | |
d1e2cf21 BP |
1485 | case OFPUTIL_INVALID: |
1486 | break; | |
1487 | ||
1488 | case OFPUTIL_OFPT_HELLO: | |
dc4762ed BP |
1489 | ds_put_char(string, '\n'); |
1490 | ds_put_hex_dump(string, oh + 1, ntohs(oh->length) - sizeof *oh, | |
1491 | 0, true); | |
d1e2cf21 BP |
1492 | break; |
1493 | ||
1494 | case OFPUTIL_OFPT_ERROR: | |
1495 | ofp_print_error_msg(string, msg); | |
1496 | break; | |
1497 | ||
1498 | case OFPUTIL_OFPT_ECHO_REQUEST: | |
1499 | case OFPUTIL_OFPT_ECHO_REPLY: | |
1500 | ofp_print_echo(string, oh, verbosity); | |
1501 | break; | |
1502 | ||
1503 | case OFPUTIL_OFPT_FEATURES_REQUEST: | |
1504 | break; | |
1505 | ||
1506 | case OFPUTIL_OFPT_FEATURES_REPLY: | |
1507 | ofp_print_switch_features(string, msg); | |
1508 | break; | |
1509 | ||
1510 | case OFPUTIL_OFPT_GET_CONFIG_REQUEST: | |
1511 | break; | |
1512 | ||
1513 | case OFPUTIL_OFPT_GET_CONFIG_REPLY: | |
1514 | case OFPUTIL_OFPT_SET_CONFIG: | |
1515 | ofp_print_switch_config(string, msg); | |
1516 | break; | |
1517 | ||
1518 | case OFPUTIL_OFPT_PACKET_IN: | |
1519 | ofp_print_packet_in(string, msg, verbosity); | |
1520 | break; | |
1521 | ||
1522 | case OFPUTIL_OFPT_FLOW_REMOVED: | |
9b045a0c BP |
1523 | case OFPUTIL_NXT_FLOW_REMOVED: |
1524 | ofp_print_flow_removed(string, msg); | |
d1e2cf21 BP |
1525 | break; |
1526 | ||
1527 | case OFPUTIL_OFPT_PORT_STATUS: | |
1528 | ofp_print_port_status(string, msg); | |
1529 | break; | |
1530 | ||
1531 | case OFPUTIL_OFPT_PACKET_OUT: | |
1532 | ofp_print_packet_out(string, msg, verbosity); | |
1533 | break; | |
1534 | ||
1535 | case OFPUTIL_OFPT_FLOW_MOD: | |
7fa91113 | 1536 | ofp_print_flow_mod(string, msg, code, verbosity); |
d1e2cf21 BP |
1537 | break; |
1538 | ||
1539 | case OFPUTIL_OFPT_PORT_MOD: | |
1540 | ofp_print_port_mod(string, msg); | |
1541 | break; | |
1542 | ||
1543 | case OFPUTIL_OFPT_BARRIER_REQUEST: | |
1544 | case OFPUTIL_OFPT_BARRIER_REPLY: | |
1545 | break; | |
1546 | ||
1547 | case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REQUEST: | |
1548 | case OFPUTIL_OFPT_QUEUE_GET_CONFIG_REPLY: | |
1549 | /* XXX */ | |
1550 | break; | |
1551 | ||
1552 | case OFPUTIL_OFPST_DESC_REQUEST: | |
1553 | ofp_print_stats_request(string, oh); | |
1554 | break; | |
1555 | ||
1556 | case OFPUTIL_OFPST_FLOW_REQUEST: | |
2af0c0ef | 1557 | case OFPUTIL_NXST_FLOW_REQUEST: |
d1e2cf21 | 1558 | case OFPUTIL_OFPST_AGGREGATE_REQUEST: |
2af0c0ef | 1559 | case OFPUTIL_NXST_AGGREGATE_REQUEST: |
d1e2cf21 | 1560 | ofp_print_stats_request(string, oh); |
2af0c0ef | 1561 | ofp_print_flow_stats_request(string, oh); |
d1e2cf21 BP |
1562 | break; |
1563 | ||
1564 | case OFPUTIL_OFPST_TABLE_REQUEST: | |
1565 | ofp_print_stats_request(string, oh); | |
1566 | break; | |
1567 | ||
1568 | case OFPUTIL_OFPST_PORT_REQUEST: | |
1569 | ofp_print_stats_request(string, oh); | |
1570 | ofp_print_ofpst_port_request(string, oh); | |
1571 | break; | |
1572 | ||
1573 | case OFPUTIL_OFPST_QUEUE_REQUEST: | |
1574 | ofp_print_stats_request(string, oh); | |
1575 | ofp_print_ofpst_queue_request(string, oh); | |
1576 | break; | |
1577 | ||
1578 | case OFPUTIL_OFPST_DESC_REPLY: | |
1579 | ofp_print_stats_reply(string, oh); | |
1580 | ofp_print_ofpst_desc_reply(string, oh); | |
1581 | break; | |
1582 | ||
1583 | case OFPUTIL_OFPST_FLOW_REPLY: | |
1584 | ofp_print_stats_reply(string, oh); | |
1585 | ofp_print_ofpst_flow_reply(string, oh, verbosity); | |
1586 | break; | |
1587 | ||
1588 | case OFPUTIL_OFPST_QUEUE_REPLY: | |
1589 | ofp_print_stats_reply(string, oh); | |
1590 | ofp_print_ofpst_queue_reply(string, oh, verbosity); | |
1591 | break; | |
1592 | ||
1593 | case OFPUTIL_OFPST_PORT_REPLY: | |
1594 | ofp_print_stats_reply(string, oh); | |
1595 | ofp_print_ofpst_port_reply(string, oh, verbosity); | |
1596 | break; | |
1597 | ||
1598 | case OFPUTIL_OFPST_TABLE_REPLY: | |
1599 | ofp_print_stats_reply(string, oh); | |
1600 | ofp_print_ofpst_table_reply(string, oh, verbosity); | |
1601 | break; | |
1602 | ||
1603 | case OFPUTIL_OFPST_AGGREGATE_REPLY: | |
1604 | ofp_print_stats_reply(string, oh); | |
1605 | ofp_print_ofpst_aggregate_reply(string, oh); | |
1606 | break; | |
064af421 | 1607 | |
d1e2cf21 BP |
1608 | case OFPUTIL_NXT_STATUS_REQUEST: |
1609 | case OFPUTIL_NXT_STATUS_REPLY: | |
3731490f | 1610 | ofp_print_nxt_status_message(string, oh); |
7fa91113 BP |
1611 | break; |
1612 | ||
d1e2cf21 | 1613 | case OFPUTIL_NXT_TUN_ID_FROM_COOKIE: |
7fa91113 BP |
1614 | ofp_print_nxt_tun_id_from_cookie(string, msg); |
1615 | break; | |
1616 | ||
d1e2cf21 BP |
1617 | case OFPUTIL_NXT_ROLE_REQUEST: |
1618 | case OFPUTIL_NXT_ROLE_REPLY: | |
61fe3a7b | 1619 | ofp_print_nxt_role_message(string, msg); |
7fa91113 BP |
1620 | break; |
1621 | ||
d1e2cf21 | 1622 | case OFPUTIL_NXT_SET_FLOW_FORMAT: |
7fa91113 BP |
1623 | ofp_print_nxt_set_flow_format(string, msg); |
1624 | break; | |
1625 | ||
d1e2cf21 | 1626 | case OFPUTIL_NXT_FLOW_MOD: |
7fa91113 BP |
1627 | ofp_print_flow_mod(string, msg, code, verbosity); |
1628 | break; | |
1629 | ||
d1e2cf21 | 1630 | case OFPUTIL_NXST_FLOW_REPLY: |
c6430da5 BP |
1631 | ofp_print_nxst_flow_reply(string, oh); |
1632 | break; | |
1633 | ||
d1e2cf21 | 1634 | case OFPUTIL_NXST_AGGREGATE_REPLY: |
a2ad9ecd | 1635 | ofp_print_stats_reply(string, oh); |
9b045a0c | 1636 | ofp_print_nxst_aggregate_reply(string, msg); |
d1e2cf21 | 1637 | break; |
246e61ea | 1638 | } |
d1e2cf21 | 1639 | } |
064af421 BP |
1640 | |
1641 | /* Composes and returns a string representing the OpenFlow packet of 'len' | |
1642 | * bytes at 'oh' at the given 'verbosity' level. 0 is a minimal amount of | |
1643 | * verbosity and higher numbers increase verbosity. The caller is responsible | |
1644 | * for freeing the string. */ | |
1645 | char * | |
1646 | ofp_to_string(const void *oh_, size_t len, int verbosity) | |
1647 | { | |
1648 | struct ds string = DS_EMPTY_INITIALIZER; | |
1649 | const struct ofp_header *oh = oh_; | |
064af421 | 1650 | |
49ad0403 BP |
1651 | if (!len) { |
1652 | ds_put_cstr(&string, "OpenFlow message is empty\n"); | |
1653 | } else if (len < sizeof(struct ofp_header)) { | |
1654 | ds_put_format(&string, "OpenFlow packet too short (only %zu bytes):\n", | |
1655 | len); | |
064af421 | 1656 | } else if (oh->version != OFP_VERSION) { |
d1e2cf21 BP |
1657 | ds_put_format(&string, "Bad OpenFlow version %"PRIu8":\n", |
1658 | oh->version); | |
1659 | } else if (ntohs(oh->length) > len) { | |
1660 | ds_put_format(&string, | |
49ad0403 | 1661 | "(***truncated to %zu bytes from %"PRIu16"***)\n", |
d1e2cf21 BP |
1662 | len, ntohs(oh->length)); |
1663 | } else if (ntohs(oh->length) < len) { | |
1664 | ds_put_format(&string, | |
1665 | "(***only uses %"PRIu16" bytes out of %zu***)\n", | |
1666 | ntohs(oh->length), len); | |
1667 | } else { | |
1668 | const struct ofputil_msg_type *type; | |
d1e2cf21 BP |
1669 | int error; |
1670 | ||
1671 | error = ofputil_decode_msg_type(oh, &type); | |
1672 | if (!error) { | |
1673 | ofp_to_string__(oh, type, &string, verbosity); | |
7fa91113 BP |
1674 | if (verbosity >= 5) { |
1675 | if (ds_last(&string) != '\n') { | |
1676 | ds_put_char(&string, '\n'); | |
1677 | } | |
d1e2cf21 BP |
1678 | ds_put_hex_dump(&string, oh, len, 0, true); |
1679 | } | |
7fa91113 | 1680 | if (ds_last(&string) != '\n') { |
d1e2cf21 BP |
1681 | ds_put_char(&string, '\n'); |
1682 | } | |
1683 | return ds_steal_cstr(&string); | |
064af421 | 1684 | } |
064af421 | 1685 | |
7fa91113 | 1686 | ofp_print_error(&string, error); |
064af421 | 1687 | } |
d1e2cf21 BP |
1688 | ds_put_hex_dump(&string, oh, len, 0, true); |
1689 | return ds_steal_cstr(&string); | |
064af421 BP |
1690 | } |
1691 | ||
1692 | /* Returns the name for the specified OpenFlow message type as a string, | |
1693 | * e.g. "OFPT_FEATURES_REPLY". If no name is known, the string returned is a | |
1694 | * hex number, e.g. "0x55". | |
1695 | * | |
1696 | * The caller must free the returned string when it is no longer needed. */ | |
1697 | char * | |
1698 | ofp_message_type_to_string(uint8_t type) | |
1699 | { | |
d1e2cf21 | 1700 | const char *name; |
064af421 | 1701 | |
d1e2cf21 BP |
1702 | switch (type) { |
1703 | case OFPT_HELLO: | |
1704 | name = "HELLO"; | |
1705 | break; | |
1706 | case OFPT_ERROR: | |
1707 | name = "ERROR"; | |
1708 | break; | |
1709 | case OFPT_ECHO_REQUEST: | |
1710 | name = "ECHO_REQUEST"; | |
1711 | break; | |
1712 | case OFPT_ECHO_REPLY: | |
1713 | name = "ECHO_REPLY"; | |
1714 | break; | |
1715 | case OFPT_VENDOR: | |
1716 | name = "VENDOR"; | |
1717 | break; | |
1718 | case OFPT_FEATURES_REQUEST: | |
1719 | name = "FEATURES_REQUEST"; | |
1720 | break; | |
1721 | case OFPT_FEATURES_REPLY: | |
1722 | name = "FEATURES_REPLY"; | |
1723 | break; | |
1724 | case OFPT_GET_CONFIG_REQUEST: | |
1725 | name = "GET_CONFIG_REQUEST"; | |
1726 | break; | |
1727 | case OFPT_GET_CONFIG_REPLY: | |
1728 | name = "GET_CONFIG_REPLY"; | |
1729 | break; | |
1730 | case OFPT_SET_CONFIG: | |
1731 | name = "SET_CONFIG"; | |
1732 | break; | |
1733 | case OFPT_PACKET_IN: | |
1734 | name = "PACKET_IN"; | |
1735 | break; | |
1736 | case OFPT_FLOW_REMOVED: | |
1737 | name = "FLOW_REMOVED"; | |
1738 | break; | |
1739 | case OFPT_PORT_STATUS: | |
1740 | name = "PORT_STATUS"; | |
1741 | break; | |
1742 | case OFPT_PACKET_OUT: | |
1743 | name = "PACKET_OUT"; | |
1744 | break; | |
1745 | case OFPT_FLOW_MOD: | |
1746 | name = "FLOW_MOD"; | |
1747 | break; | |
1748 | case OFPT_PORT_MOD: | |
1749 | name = "PORT_MOD"; | |
1750 | break; | |
1751 | case OFPT_STATS_REQUEST: | |
1752 | name = "STATS_REQUEST"; | |
1753 | break; | |
1754 | case OFPT_STATS_REPLY: | |
1755 | name = "STATS_REPLY"; | |
1756 | break; | |
1757 | case OFPT_BARRIER_REQUEST: | |
1758 | name = "BARRIER_REQUEST"; | |
1759 | break; | |
1760 | case OFPT_BARRIER_REPLY: | |
1761 | name = "BARRIER_REPLY"; | |
1762 | break; | |
1763 | case OFPT_QUEUE_GET_CONFIG_REQUEST: | |
1764 | name = "QUEUE_GET_CONFIG_REQUEST"; | |
1765 | break; | |
1766 | case OFPT_QUEUE_GET_CONFIG_REPLY: | |
1767 | name = "QUEUE_GET_CONFIG_REPLY"; | |
1768 | break; | |
1769 | default: | |
1770 | name = NULL; | |
1771 | break; | |
064af421 | 1772 | } |
d1e2cf21 BP |
1773 | |
1774 | return name ? xasprintf("OFPT_%s", name) : xasprintf("0x%02"PRIx8, type); | |
064af421 BP |
1775 | } |
1776 | \f | |
1777 | static void | |
d295e8e9 | 1778 | print_and_free(FILE *stream, char *string) |
064af421 BP |
1779 | { |
1780 | fputs(string, stream); | |
1781 | free(string); | |
1782 | } | |
1783 | ||
1784 | /* Pretty-print the OpenFlow packet of 'len' bytes at 'oh' to 'stream' at the | |
1785 | * given 'verbosity' level. 0 is a minimal amount of verbosity and higher | |
1786 | * numbers increase verbosity. */ | |
1787 | void | |
1788 | ofp_print(FILE *stream, const void *oh, size_t len, int verbosity) | |
1789 | { | |
1790 | print_and_free(stream, ofp_to_string(oh, len, verbosity)); | |
1791 | } | |
1792 | ||
1793 | /* Dumps the contents of the Ethernet frame in the 'len' bytes starting at | |
1794 | * 'data' to 'stream' using tcpdump. 'total_len' specifies the full length of | |
1795 | * the Ethernet frame (of which 'len' bytes were captured). | |
1796 | * | |
1797 | * This starts and kills a tcpdump subprocess so it's quite expensive. */ | |
1798 | void | |
1799 | ofp_print_packet(FILE *stream, const void *data, size_t len, size_t total_len) | |
1800 | { | |
1801 | print_and_free(stream, ofp_packet_to_string(data, len, total_len)); | |
1802 | } |