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d0632593 | 1 | /* |
1af09488 | 2 | * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc. |
d0632593 BP |
3 | * |
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: | |
7 | * | |
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. | |
15 | */ | |
16 | ||
17 | #include <config.h> | |
18 | ||
53ffefe9 | 19 | #include <ctype.h> |
d0632593 BP |
20 | #include <errno.h> |
21 | #include <getopt.h> | |
22 | #include <limits.h> | |
23 | #include <signal.h> | |
24 | #include <stdlib.h> | |
25 | #include <string.h> | |
26 | #include <unistd.h> | |
27 | ||
28 | #include "command-line.h" | |
29 | #include "column.h" | |
30 | #include "compiler.h" | |
3f262d7d | 31 | #include "daemon.h" |
53ffefe9 | 32 | #include "dirs.h" |
d0632593 | 33 | #include "dynamic-string.h" |
8a777cf6 | 34 | #include "fatal-signal.h" |
d0632593 BP |
35 | #include "json.h" |
36 | #include "jsonrpc.h" | |
3a3eb9da | 37 | #include "lib/table.h" |
d0632593 | 38 | #include "ovsdb.h" |
c3a0bfd5 | 39 | #include "ovsdb-data.h" |
d0632593 | 40 | #include "ovsdb-error.h" |
4227b221 | 41 | #include "poll-loop.h" |
25c269ef | 42 | #include "sort.h" |
9a614624 | 43 | #include "svec.h" |
d0632593 | 44 | #include "stream.h" |
9467fe62 | 45 | #include "stream-ssl.h" |
d0632593 BP |
46 | #include "table.h" |
47 | #include "timeval.h" | |
4227b221 | 48 | #include "unixctl.h" |
d0632593 | 49 | #include "util.h" |
e6211adc | 50 | #include "openvswitch/vlog.h" |
5136ce49 | 51 | |
d98e6007 | 52 | VLOG_DEFINE_THIS_MODULE(ovsdb_client); |
d0632593 | 53 | |
53ffefe9 BP |
54 | enum args_needed { |
55 | NEED_NONE, /* No JSON-RPC connection or database name needed. */ | |
56 | NEED_RPC, /* JSON-RPC connection needed. */ | |
57 | NEED_DATABASE /* JSON-RPC connection and database name needed. */ | |
58 | }; | |
59 | ||
60 | struct ovsdb_client_command { | |
61 | const char *name; | |
62 | enum args_needed need; | |
63 | int min_args; | |
64 | int max_args; | |
65 | void (*handler)(struct jsonrpc *rpc, const char *database, | |
66 | int argc, char *argv[]); | |
67 | }; | |
68 | ||
8f46c9bb BP |
69 | /* --timestamp: Print a timestamp before each update on "monitor" command? */ |
70 | static bool timestamp; | |
71 | ||
3a3eb9da BP |
72 | /* Format for table output. */ |
73 | static struct table_style table_style = TABLE_STYLE_DEFAULT; | |
c3a0bfd5 | 74 | |
3815d6c2 | 75 | static const struct ovsdb_client_command *get_all_commands(void); |
d0632593 | 76 | |
cab50449 | 77 | OVS_NO_RETURN static void usage(void); |
d0632593 | 78 | static void parse_options(int argc, char *argv[]); |
53ffefe9 | 79 | static struct jsonrpc *open_jsonrpc(const char *server); |
9a614624 | 80 | static void fetch_dbs(struct jsonrpc *, struct svec *dbs); |
d0632593 BP |
81 | |
82 | int | |
83 | main(int argc, char *argv[]) | |
84 | { | |
53ffefe9 BP |
85 | const struct ovsdb_client_command *command; |
86 | const char *database; | |
87 | struct jsonrpc *rpc; | |
88 | ||
40f0707c | 89 | proctitle_init(argc, argv); |
d0632593 | 90 | set_program_name(argv[0]); |
d0632593 | 91 | parse_options(argc, argv); |
8a777cf6 | 92 | fatal_ignore_sigpipe(); |
53ffefe9 BP |
93 | |
94 | if (optind >= argc) { | |
95 | ovs_fatal(0, "missing command name; use --help for help"); | |
96 | } | |
97 | ||
3815d6c2 | 98 | for (command = get_all_commands(); ; command++) { |
53ffefe9 BP |
99 | if (!command->name) { |
100 | VLOG_FATAL("unknown command '%s'; use --help for help", | |
101 | argv[optind]); | |
102 | } else if (!strcmp(command->name, argv[optind])) { | |
103 | break; | |
104 | } | |
105 | } | |
106 | optind++; | |
107 | ||
108 | if (command->need != NEED_NONE) { | |
109 | if (argc - optind > command->min_args | |
110 | && (isalpha((unsigned char) argv[optind][0]) | |
111 | && strchr(argv[optind], ':'))) { | |
112 | rpc = open_jsonrpc(argv[optind++]); | |
113 | } else { | |
114 | char *sock = xasprintf("unix:%s/db.sock", ovs_rundir()); | |
115 | rpc = open_jsonrpc(sock); | |
116 | free(sock); | |
117 | } | |
118 | } else { | |
119 | rpc = NULL; | |
120 | } | |
121 | ||
122 | if (command->need == NEED_DATABASE) { | |
9a614624 | 123 | struct svec dbs; |
53ffefe9 | 124 | |
9a614624 | 125 | svec_init(&dbs); |
53ffefe9 BP |
126 | fetch_dbs(rpc, &dbs); |
127 | if (argc - optind > command->min_args | |
9a614624 | 128 | && svec_contains(&dbs, argv[optind])) { |
53ffefe9 | 129 | database = argv[optind++]; |
9a614624 BP |
130 | } else if (dbs.n == 1) { |
131 | database = xstrdup(dbs.names[0]); | |
132 | } else if (svec_contains(&dbs, "Open_vSwitch")) { | |
53ffefe9 BP |
133 | database = "Open_vSwitch"; |
134 | } else { | |
135 | ovs_fatal(0, "no default database for `%s' command, please " | |
136 | "specify a database name", command->name); | |
137 | } | |
9a614624 | 138 | svec_destroy(&dbs); |
53ffefe9 BP |
139 | } else { |
140 | database = NULL; | |
141 | } | |
142 | ||
143 | if (argc - optind < command->min_args || | |
144 | argc - optind > command->max_args) { | |
145 | VLOG_FATAL("invalid syntax for '%s' (use --help for help)", | |
146 | command->name); | |
147 | } | |
148 | ||
149 | command->handler(rpc, database, argc - optind, argv + optind); | |
150 | ||
151 | jsonrpc_close(rpc); | |
152 | ||
153 | if (ferror(stdout)) { | |
154 | VLOG_FATAL("write to stdout failed"); | |
155 | } | |
156 | if (ferror(stderr)) { | |
157 | VLOG_FATAL("write to stderr failed"); | |
158 | } | |
159 | ||
d0632593 BP |
160 | return 0; |
161 | } | |
162 | ||
163 | static void | |
164 | parse_options(int argc, char *argv[]) | |
165 | { | |
9467fe62 | 166 | enum { |
8274ae95 | 167 | OPT_BOOTSTRAP_CA_CERT = UCHAR_MAX + 1, |
8f46c9bb | 168 | OPT_TIMESTAMP, |
1af09488 | 169 | VLOG_OPTION_ENUMS, |
8274ae95 | 170 | DAEMON_OPTION_ENUMS, |
3a3eb9da | 171 | TABLE_OPTION_ENUMS |
9467fe62 | 172 | }; |
07fc4ed3 | 173 | static const struct option long_options[] = { |
e3c17733 BP |
174 | {"help", no_argument, NULL, 'h'}, |
175 | {"version", no_argument, NULL, 'V'}, | |
8f46c9bb | 176 | {"timestamp", no_argument, NULL, OPT_TIMESTAMP}, |
1af09488 | 177 | VLOG_LONG_OPTIONS, |
3f262d7d | 178 | DAEMON_LONG_OPTIONS, |
9467fe62 | 179 | #ifdef HAVE_OPENSSL |
e3c17733 | 180 | {"bootstrap-ca-cert", required_argument, NULL, OPT_BOOTSTRAP_CA_CERT}, |
bf8f2167 | 181 | STREAM_SSL_LONG_OPTIONS, |
9467fe62 | 182 | #endif |
bf8f2167 | 183 | TABLE_LONG_OPTIONS, |
e3c17733 | 184 | {NULL, 0, NULL, 0}, |
d0632593 BP |
185 | }; |
186 | char *short_options = long_options_to_short_options(long_options); | |
187 | ||
d0632593 BP |
188 | for (;;) { |
189 | int c; | |
190 | ||
191 | c = getopt_long(argc, argv, short_options, long_options, NULL); | |
192 | if (c == -1) { | |
193 | break; | |
194 | } | |
195 | ||
196 | switch (c) { | |
d0632593 BP |
197 | case 'h': |
198 | usage(); | |
199 | ||
200 | case 'V': | |
55d5bb44 | 201 | ovs_print_version(0, 0); |
d0632593 BP |
202 | exit(EXIT_SUCCESS); |
203 | ||
1af09488 | 204 | VLOG_OPTION_HANDLERS |
3f262d7d | 205 | DAEMON_OPTION_HANDLERS |
3a3eb9da | 206 | TABLE_OPTION_HANDLERS(&table_style) |
9467fe62 BP |
207 | STREAM_SSL_OPTION_HANDLERS |
208 | ||
209 | case OPT_BOOTSTRAP_CA_CERT: | |
210 | stream_ssl_set_ca_cert_file(optarg, true); | |
211 | break; | |
9467fe62 | 212 | |
8f46c9bb BP |
213 | case OPT_TIMESTAMP: |
214 | timestamp = true; | |
215 | break; | |
216 | ||
d0632593 BP |
217 | case '?': |
218 | exit(EXIT_FAILURE); | |
219 | ||
220 | case 0: | |
221 | /* getopt_long() already set the value for us. */ | |
222 | break; | |
223 | ||
224 | default: | |
225 | abort(); | |
226 | } | |
227 | } | |
228 | free(short_options); | |
229 | } | |
230 | ||
231 | static void | |
232 | usage(void) | |
233 | { | |
234 | printf("%s: Open vSwitch database JSON-RPC client\n" | |
235 | "usage: %s [OPTIONS] COMMAND [ARG...]\n" | |
236 | "\nValid commands are:\n" | |
53ffefe9 | 237 | "\n list-dbs [SERVER]\n" |
9cb53f26 | 238 | " list databases available on SERVER\n" |
53ffefe9 | 239 | "\n get-schema [SERVER] [DATABASE]\n" |
9cb53f26 | 240 | " retrieve schema for DATABASE from SERVER\n" |
53ffefe9 | 241 | "\n get-schema-version [SERVER] [DATABASE]\n" |
8159b984 BP |
242 | " retrieve schema for DATABASE from SERVER and report only its\n" |
243 | " version number on stdout\n" | |
53ffefe9 | 244 | "\n list-tables [SERVER] [DATABASE]\n" |
25c269ef | 245 | " list tables for DATABASE on SERVER\n" |
53ffefe9 | 246 | "\n list-columns [SERVER] [DATABASE] [TABLE]\n" |
9cb53f26 | 247 | " list columns in TABLE (or all tables) in DATABASE on SERVER\n" |
53ffefe9 | 248 | "\n transact [SERVER] TRANSACTION\n" |
6d65eee8 | 249 | " run TRANSACTION (a JSON array of operations) on SERVER\n" |
a8425c53 | 250 | " and print the results as JSON on stdout\n" |
53ffefe9 | 251 | "\n monitor [SERVER] [DATABASE] TABLE [COLUMN,...]...\n" |
20aa445d BP |
252 | " monitor contents of COLUMNs in TABLE in DATABASE on SERVER.\n" |
253 | " COLUMNs may include !initial, !insert, !delete, !modify\n" | |
254 | " to avoid seeing the specified kinds of changes.\n" | |
4227b221 BP |
255 | "\n monitor [SERVER] [DATABASE] ALL\n" |
256 | " monitor all changes to all columns in all tables\n" | |
257 | " in DATBASE on SERVER.\n" | |
53ffefe9 BP |
258 | "\n dump [SERVER] [DATABASE]\n" |
259 | " dump contents of DATABASE on SERVER to stdout\n" | |
260 | "\nThe default SERVER is unix:%s/db.sock.\n" | |
261 | "The default DATABASE is Open_vSwitch.\n", | |
262 | program_name, program_name, ovs_rundir()); | |
9467fe62 | 263 | stream_usage("SERVER", true, true, true); |
d0632593 BP |
264 | printf("\nOutput formatting options:\n" |
265 | " -f, --format=FORMAT set output formatting to FORMAT\n" | |
ee890a61 BP |
266 | " (\"table\", \"html\", \"csv\", " |
267 | "or \"json\")\n" | |
b87fde85 | 268 | " --no-headings omit table heading row\n" |
8f46c9bb BP |
269 | " --pretty pretty-print JSON in output\n" |
270 | " --timestamp timestamp \"monitor\" output"); | |
3f262d7d | 271 | daemon_usage(); |
d0632593 BP |
272 | vlog_usage(); |
273 | printf("\nOther options:\n" | |
274 | " -h, --help display this help message\n" | |
275 | " -V, --version display version information\n"); | |
276 | exit(EXIT_SUCCESS); | |
277 | } | |
278 | \f | |
d35f8e72 EJ |
279 | static void |
280 | check_txn(int error, struct jsonrpc_msg **reply_) | |
281 | { | |
282 | struct jsonrpc_msg *reply = *reply_; | |
283 | ||
284 | if (error) { | |
285 | ovs_fatal(error, "transaction failed"); | |
286 | } | |
287 | ||
288 | if (reply->error) { | |
289 | ovs_fatal(error, "transaction returned error: %s", | |
290 | json_to_string(reply->error, table_style.json_flags)); | |
291 | } | |
292 | } | |
293 | ||
6d65eee8 BP |
294 | static struct json * |
295 | parse_json(const char *s) | |
296 | { | |
297 | struct json *json = json_from_string(s); | |
298 | if (json->type == JSON_STRING) { | |
299 | ovs_fatal(0, "\"%s\": %s", s, json->u.string); | |
300 | } | |
301 | return json; | |
302 | } | |
303 | ||
d0632593 BP |
304 | static struct jsonrpc * |
305 | open_jsonrpc(const char *server) | |
306 | { | |
307 | struct stream *stream; | |
308 | int error; | |
309 | ||
f125905c MM |
310 | error = stream_open_block(jsonrpc_stream_open(server, &stream, |
311 | DSCP_DEFAULT), &stream); | |
1b0f0f17 BP |
312 | if (error == EAFNOSUPPORT) { |
313 | struct pstream *pstream; | |
314 | ||
f125905c | 315 | error = jsonrpc_pstream_open(server, &pstream, DSCP_DEFAULT); |
1b0f0f17 BP |
316 | if (error) { |
317 | ovs_fatal(error, "failed to connect or listen to \"%s\"", server); | |
318 | } | |
319 | ||
320 | VLOG_INFO("%s: waiting for connection...", server); | |
321 | error = pstream_accept_block(pstream, &stream); | |
322 | if (error) { | |
323 | ovs_fatal(error, "failed to accept connection on \"%s\"", server); | |
324 | } | |
325 | ||
326 | pstream_close(pstream); | |
327 | } else if (error) { | |
d0632593 BP |
328 | ovs_fatal(error, "failed to connect to \"%s\"", server); |
329 | } | |
330 | ||
331 | return jsonrpc_open(stream); | |
332 | } | |
333 | ||
334 | static void | |
335 | print_json(struct json *json) | |
336 | { | |
3a3eb9da | 337 | char *string = json_to_string(json, table_style.json_flags); |
d0632593 BP |
338 | fputs(string, stdout); |
339 | free(string); | |
340 | } | |
341 | ||
342 | static void | |
343 | print_and_free_json(struct json *json) | |
344 | { | |
345 | print_json(json); | |
346 | json_destroy(json); | |
347 | } | |
348 | ||
349 | static void | |
350 | check_ovsdb_error(struct ovsdb_error *error) | |
351 | { | |
352 | if (error) { | |
353 | ovs_fatal(0, "%s", ovsdb_error_to_string(error)); | |
354 | } | |
355 | } | |
356 | ||
357 | static struct ovsdb_schema * | |
53ffefe9 | 358 | fetch_schema(struct jsonrpc *rpc, const char *database) |
d0632593 BP |
359 | { |
360 | struct jsonrpc_msg *request, *reply; | |
361 | struct ovsdb_schema *schema; | |
d0632593 | 362 | |
9cb53f26 BP |
363 | request = jsonrpc_create_request("get_schema", |
364 | json_array_create_1( | |
365 | json_string_create(database)), | |
20bed8be | 366 | NULL); |
d35f8e72 | 367 | check_txn(jsonrpc_transact_block(rpc, request, &reply), &reply); |
d0632593 BP |
368 | check_ovsdb_error(ovsdb_schema_from_json(reply->result, &schema)); |
369 | jsonrpc_msg_destroy(reply); | |
a8425c53 BP |
370 | |
371 | return schema; | |
372 | } | |
373 | ||
9cb53f26 | 374 | static void |
9a614624 | 375 | fetch_dbs(struct jsonrpc *rpc, struct svec *dbs) |
9cb53f26 BP |
376 | { |
377 | struct jsonrpc_msg *request, *reply; | |
9cb53f26 BP |
378 | size_t i; |
379 | ||
9cb53f26 BP |
380 | request = jsonrpc_create_request("list_dbs", json_array_create_empty(), |
381 | NULL); | |
9cb53f26 | 382 | |
d35f8e72 | 383 | check_txn(jsonrpc_transact_block(rpc, request, &reply), &reply); |
9cb53f26 BP |
384 | if (reply->result->type != JSON_ARRAY) { |
385 | ovs_fatal(0, "list_dbs response is not array"); | |
386 | } | |
387 | ||
388 | for (i = 0; i < reply->result->u.array.n; i++) { | |
389 | const struct json *name = reply->result->u.array.elems[i]; | |
390 | ||
391 | if (name->type != JSON_STRING) { | |
34582733 | 392 | ovs_fatal(0, "list_dbs response %"PRIuSIZE" is not string", i); |
9cb53f26 | 393 | } |
9a614624 | 394 | svec_add(dbs, name->u.string); |
9cb53f26 BP |
395 | } |
396 | jsonrpc_msg_destroy(reply); | |
71fceeb0 | 397 | svec_sort(dbs); |
9cb53f26 | 398 | } |
53ffefe9 BP |
399 | \f |
400 | static void | |
401 | do_list_dbs(struct jsonrpc *rpc, const char *database OVS_UNUSED, | |
402 | int argc OVS_UNUSED, char *argv[] OVS_UNUSED) | |
403 | { | |
404 | const char *db_name; | |
9a614624 BP |
405 | struct svec dbs; |
406 | size_t i; | |
53ffefe9 | 407 | |
9a614624 | 408 | svec_init(&dbs); |
53ffefe9 | 409 | fetch_dbs(rpc, &dbs); |
9a614624 | 410 | SVEC_FOR_EACH (i, db_name, &dbs) { |
53ffefe9 BP |
411 | puts(db_name); |
412 | } | |
9a614624 | 413 | svec_destroy(&dbs); |
53ffefe9 | 414 | } |
9cb53f26 | 415 | |
d0632593 | 416 | static void |
53ffefe9 BP |
417 | do_get_schema(struct jsonrpc *rpc, const char *database, |
418 | int argc OVS_UNUSED, char *argv[] OVS_UNUSED) | |
d0632593 | 419 | { |
53ffefe9 | 420 | struct ovsdb_schema *schema = fetch_schema(rpc, database); |
d0632593 BP |
421 | print_and_free_json(ovsdb_schema_to_json(schema)); |
422 | ovsdb_schema_destroy(schema); | |
423 | } | |
424 | ||
8159b984 | 425 | static void |
53ffefe9 BP |
426 | do_get_schema_version(struct jsonrpc *rpc, const char *database, |
427 | int argc OVS_UNUSED, char *argv[] OVS_UNUSED) | |
8159b984 | 428 | { |
53ffefe9 | 429 | struct ovsdb_schema *schema = fetch_schema(rpc, database); |
8159b984 BP |
430 | puts(schema->version); |
431 | ovsdb_schema_destroy(schema); | |
432 | } | |
433 | ||
d0632593 | 434 | static void |
53ffefe9 BP |
435 | do_list_tables(struct jsonrpc *rpc, const char *database, |
436 | int argc OVS_UNUSED, char *argv[] OVS_UNUSED) | |
d0632593 BP |
437 | { |
438 | struct ovsdb_schema *schema; | |
439 | struct shash_node *node; | |
440 | struct table t; | |
441 | ||
53ffefe9 | 442 | schema = fetch_schema(rpc, database); |
d0632593 BP |
443 | table_init(&t); |
444 | table_add_column(&t, "Table"); | |
d0632593 BP |
445 | SHASH_FOR_EACH (node, &schema->tables) { |
446 | struct ovsdb_table_schema *ts = node->data; | |
447 | ||
448 | table_add_row(&t); | |
772387d5 | 449 | table_add_cell(&t)->text = xstrdup(ts->name); |
d0632593 BP |
450 | } |
451 | ovsdb_schema_destroy(schema); | |
3a3eb9da | 452 | table_print(&t, &table_style); |
d0632593 BP |
453 | } |
454 | ||
455 | static void | |
53ffefe9 BP |
456 | do_list_columns(struct jsonrpc *rpc, const char *database, |
457 | int argc OVS_UNUSED, char *argv[]) | |
d0632593 | 458 | { |
53ffefe9 | 459 | const char *table_name = argv[0]; |
d0632593 BP |
460 | struct ovsdb_schema *schema; |
461 | struct shash_node *table_node; | |
462 | struct table t; | |
463 | ||
53ffefe9 | 464 | schema = fetch_schema(rpc, database); |
d0632593 BP |
465 | table_init(&t); |
466 | if (!table_name) { | |
467 | table_add_column(&t, "Table"); | |
468 | } | |
469 | table_add_column(&t, "Column"); | |
470 | table_add_column(&t, "Type"); | |
d0632593 BP |
471 | SHASH_FOR_EACH (table_node, &schema->tables) { |
472 | struct ovsdb_table_schema *ts = table_node->data; | |
473 | ||
474 | if (!table_name || !strcmp(table_name, ts->name)) { | |
475 | struct shash_node *column_node; | |
476 | ||
477 | SHASH_FOR_EACH (column_node, &ts->columns) { | |
bd76d25d | 478 | const struct ovsdb_column *column = column_node->data; |
d0632593 BP |
479 | |
480 | table_add_row(&t); | |
481 | if (!table_name) { | |
772387d5 | 482 | table_add_cell(&t)->text = xstrdup(ts->name); |
d0632593 | 483 | } |
772387d5 BP |
484 | table_add_cell(&t)->text = xstrdup(column->name); |
485 | table_add_cell(&t)->json = ovsdb_type_to_json(&column->type); | |
d0632593 BP |
486 | } |
487 | } | |
488 | } | |
489 | ovsdb_schema_destroy(schema); | |
3a3eb9da | 490 | table_print(&t, &table_style); |
d0632593 BP |
491 | } |
492 | ||
6d65eee8 | 493 | static void |
53ffefe9 BP |
494 | do_transact(struct jsonrpc *rpc, const char *database OVS_UNUSED, |
495 | int argc OVS_UNUSED, char *argv[]) | |
6d65eee8 BP |
496 | { |
497 | struct jsonrpc_msg *request, *reply; | |
498 | struct json *transaction; | |
6d65eee8 | 499 | |
53ffefe9 | 500 | transaction = parse_json(argv[0]); |
6d65eee8 | 501 | |
20bed8be | 502 | request = jsonrpc_create_request("transact", transaction, NULL); |
d35f8e72 | 503 | check_txn(jsonrpc_transact_block(rpc, request, &reply), &reply); |
6d65eee8 BP |
504 | print_json(reply->result); |
505 | putchar('\n'); | |
506 | jsonrpc_msg_destroy(reply); | |
6d65eee8 | 507 | } |
4227b221 BP |
508 | \f |
509 | /* "monitor" command. */ | |
510 | ||
511 | struct monitored_table { | |
512 | struct ovsdb_table_schema *table; | |
513 | struct ovsdb_column_set columns; | |
514 | }; | |
6d65eee8 | 515 | |
a8425c53 BP |
516 | static void |
517 | monitor_print_row(struct json *row, const char *type, const char *uuid, | |
518 | const struct ovsdb_column_set *columns, struct table *t) | |
519 | { | |
520 | size_t i; | |
521 | ||
522 | if (!row) { | |
523 | ovs_error(0, "missing %s row", type); | |
524 | return; | |
525 | } else if (row->type != JSON_OBJECT) { | |
526 | ovs_error(0, "<row> is not object"); | |
527 | return; | |
528 | } | |
529 | ||
530 | table_add_row(t); | |
772387d5 BP |
531 | table_add_cell(t)->text = xstrdup(uuid); |
532 | table_add_cell(t)->text = xstrdup(type); | |
a8425c53 BP |
533 | for (i = 0; i < columns->n_columns; i++) { |
534 | const struct ovsdb_column *column = columns->columns[i]; | |
535 | struct json *value = shash_find_data(json_object(row), column->name); | |
772387d5 | 536 | struct cell *cell = table_add_cell(t); |
a8425c53 | 537 | if (value) { |
772387d5 BP |
538 | cell->json = json_clone(value); |
539 | cell->type = &column->type; | |
a8425c53 BP |
540 | } |
541 | } | |
542 | } | |
543 | ||
544 | static void | |
4227b221 BP |
545 | monitor_print_table(struct json *table_update, |
546 | const struct monitored_table *mt, char *caption, | |
547 | bool initial) | |
a8425c53 | 548 | { |
4227b221 BP |
549 | const struct ovsdb_table_schema *table = mt->table; |
550 | const struct ovsdb_column_set *columns = &mt->columns; | |
a8425c53 BP |
551 | struct shash_node *node; |
552 | struct table t; | |
553 | size_t i; | |
554 | ||
a8425c53 | 555 | if (table_update->type != JSON_OBJECT) { |
4227b221 | 556 | ovs_error(0, "<table-update> for table %s is not object", table->name); |
a8425c53 BP |
557 | return; |
558 | } | |
559 | ||
4227b221 BP |
560 | table_init(&t); |
561 | table_set_timestamp(&t, timestamp); | |
562 | table_set_caption(&t, caption); | |
563 | ||
a8425c53 BP |
564 | table_add_column(&t, "row"); |
565 | table_add_column(&t, "action"); | |
566 | for (i = 0; i < columns->n_columns; i++) { | |
567 | table_add_column(&t, "%s", columns->columns[i]->name); | |
568 | } | |
569 | SHASH_FOR_EACH (node, json_object(table_update)) { | |
570 | struct json *row_update = node->data; | |
571 | struct json *old, *new; | |
572 | ||
573 | if (row_update->type != JSON_OBJECT) { | |
574 | ovs_error(0, "<row-update> is not object"); | |
575 | continue; | |
576 | } | |
577 | old = shash_find_data(json_object(row_update), "old"); | |
578 | new = shash_find_data(json_object(row_update), "new"); | |
579 | if (initial) { | |
580 | monitor_print_row(new, "initial", node->name, columns, &t); | |
581 | } else if (!old) { | |
582 | monitor_print_row(new, "insert", node->name, columns, &t); | |
583 | } else if (!new) { | |
584 | monitor_print_row(old, "delete", node->name, columns, &t); | |
585 | } else { | |
586 | monitor_print_row(old, "old", node->name, columns, &t); | |
587 | monitor_print_row(new, "new", "", columns, &t); | |
588 | } | |
589 | } | |
3a3eb9da | 590 | table_print(&t, &table_style); |
a8425c53 BP |
591 | table_destroy(&t); |
592 | } | |
593 | ||
4227b221 BP |
594 | static void |
595 | monitor_print(struct json *table_updates, | |
596 | const struct monitored_table *mts, size_t n_mts, | |
597 | bool initial) | |
598 | { | |
599 | size_t i; | |
600 | ||
601 | if (table_updates->type != JSON_OBJECT) { | |
602 | ovs_error(0, "<table-updates> is not object"); | |
603 | return; | |
604 | } | |
605 | ||
606 | for (i = 0; i < n_mts; i++) { | |
607 | const struct monitored_table *mt = &mts[i]; | |
608 | struct json *table_update = shash_find_data(json_object(table_updates), | |
609 | mt->table->name); | |
610 | if (table_update) { | |
611 | monitor_print_table(table_update, mt, | |
612 | n_mts > 1 ? xstrdup(mt->table->name) : NULL, | |
613 | initial); | |
614 | } | |
615 | } | |
616 | } | |
617 | ||
a8425c53 | 618 | static void |
20aa445d BP |
619 | add_column(const char *server, const struct ovsdb_column *column, |
620 | struct ovsdb_column_set *columns, struct json *columns_json) | |
a8425c53 | 621 | { |
20aa445d BP |
622 | if (ovsdb_column_set_contains(columns, column->index)) { |
623 | ovs_fatal(0, "%s: column \"%s\" mentioned multiple times", | |
624 | server, column->name); | |
a8425c53 | 625 | } |
20aa445d BP |
626 | ovsdb_column_set_add(columns, column); |
627 | json_array_add(columns_json, json_string_create(column->name)); | |
628 | } | |
a8425c53 | 629 | |
20aa445d BP |
630 | static struct json * |
631 | parse_monitor_columns(char *arg, const char *server, const char *database, | |
632 | const struct ovsdb_table_schema *table, | |
633 | struct ovsdb_column_set *columns) | |
634 | { | |
635 | bool initial, insert, delete, modify; | |
636 | struct json *mr, *columns_json; | |
637 | char *save_ptr = NULL; | |
638 | char *token; | |
639 | ||
640 | mr = json_object_create(); | |
641 | columns_json = json_array_create_empty(); | |
642 | json_object_put(mr, "columns", columns_json); | |
643 | ||
644 | initial = insert = delete = modify = true; | |
645 | for (token = strtok_r(arg, ",", &save_ptr); token != NULL; | |
646 | token = strtok_r(NULL, ",", &save_ptr)) { | |
647 | if (!strcmp(token, "!initial")) { | |
648 | initial = false; | |
649 | } else if (!strcmp(token, "!insert")) { | |
650 | insert = false; | |
651 | } else if (!strcmp(token, "!delete")) { | |
652 | delete = false; | |
653 | } else if (!strcmp(token, "!modify")) { | |
654 | modify = false; | |
655 | } else { | |
a8425c53 | 656 | const struct ovsdb_column *column; |
20aa445d | 657 | |
a8425c53 BP |
658 | column = ovsdb_table_schema_get_column(table, token); |
659 | if (!column) { | |
9cb53f26 BP |
660 | ovs_fatal(0, "%s: table \"%s\" in %s does not have a " |
661 | "column named \"%s\"", | |
20aa445d | 662 | server, table->name, database, token); |
a8425c53 | 663 | } |
20aa445d | 664 | add_column(server, column, columns, columns_json); |
a8425c53 | 665 | } |
20aa445d BP |
666 | } |
667 | ||
668 | if (columns_json->u.array.n == 0) { | |
a1ae5dc8 BP |
669 | const struct shash_node **nodes; |
670 | size_t i, n; | |
671 | ||
672 | n = shash_count(&table->columns); | |
673 | nodes = shash_sort(&table->columns); | |
674 | for (i = 0; i < n; i++) { | |
675 | const struct ovsdb_column *column = nodes[i]->data; | |
676 | if (column->index != OVSDB_COL_UUID | |
677 | && column->index != OVSDB_COL_VERSION) { | |
20aa445d | 678 | add_column(server, column, columns, columns_json); |
a8425c53 BP |
679 | } |
680 | } | |
a1ae5dc8 BP |
681 | free(nodes); |
682 | ||
4227b221 | 683 | add_column(server, ovsdb_table_schema_get_column(table, "_version"), |
20aa445d | 684 | columns, columns_json); |
a8425c53 BP |
685 | } |
686 | ||
20aa445d BP |
687 | if (!initial || !insert || !delete || !modify) { |
688 | struct json *select = json_object_create(); | |
876ba6de BP |
689 | json_object_put(select, "initial", json_boolean_create(initial)); |
690 | json_object_put(select, "insert", json_boolean_create(insert)); | |
691 | json_object_put(select, "delete", json_boolean_create(delete)); | |
692 | json_object_put(select, "modify", json_boolean_create(modify)); | |
20aa445d BP |
693 | json_object_put(mr, "select", select); |
694 | } | |
695 | ||
696 | return mr; | |
697 | } | |
698 | ||
699 | static void | |
4227b221 BP |
700 | ovsdb_client_exit(struct unixctl_conn *conn, int argc OVS_UNUSED, |
701 | const char *argv[] OVS_UNUSED, void *exiting_) | |
20aa445d | 702 | { |
4227b221 BP |
703 | bool *exiting = exiting_; |
704 | *exiting = true; | |
705 | unixctl_command_reply(conn, NULL); | |
706 | } | |
20aa445d | 707 | |
4227b221 BP |
708 | static void |
709 | ovsdb_client_block(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
710 | const char *argv[] OVS_UNUSED, void *blocked_) | |
711 | { | |
712 | bool *blocked = blocked_; | |
713 | ||
714 | if (!*blocked) { | |
715 | *blocked = true; | |
716 | unixctl_command_reply(conn, NULL); | |
717 | } else { | |
718 | unixctl_command_reply(conn, "already blocking"); | |
a8425c53 | 719 | } |
4227b221 BP |
720 | } |
721 | ||
722 | static void | |
723 | ovsdb_client_unblock(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
724 | const char *argv[] OVS_UNUSED, void *blocked_) | |
725 | { | |
726 | bool *blocked = blocked_; | |
727 | ||
728 | if (*blocked) { | |
729 | *blocked = false; | |
730 | unixctl_command_reply(conn, NULL); | |
731 | } else { | |
732 | unixctl_command_reply(conn, "already unblocked"); | |
733 | } | |
734 | } | |
735 | ||
736 | static void | |
737 | add_monitored_table(int argc, char *argv[], | |
738 | const char *server, const char *database, | |
739 | struct ovsdb_table_schema *table, | |
740 | struct json *monitor_requests, | |
741 | struct monitored_table **mts, | |
742 | size_t *n_mts, size_t *allocated_mts) | |
743 | { | |
744 | struct json *monitor_request_array; | |
745 | struct monitored_table *mt; | |
746 | ||
747 | if (*n_mts >= *allocated_mts) { | |
748 | *mts = x2nrealloc(*mts, allocated_mts, sizeof **mts); | |
749 | } | |
750 | mt = &(*mts)[(*n_mts)++]; | |
751 | mt->table = table; | |
752 | ovsdb_column_set_init(&mt->columns); | |
a8425c53 | 753 | |
20aa445d | 754 | monitor_request_array = json_array_create_empty(); |
53ffefe9 | 755 | if (argc > 1) { |
20aa445d BP |
756 | int i; |
757 | ||
53ffefe9 | 758 | for (i = 1; i < argc; i++) { |
20aa445d BP |
759 | json_array_add( |
760 | monitor_request_array, | |
761 | parse_monitor_columns(argv[i], server, database, table, | |
4227b221 | 762 | &mt->columns)); |
20aa445d BP |
763 | } |
764 | } else { | |
4227b221 BP |
765 | /* Allocate a writable empty string since parse_monitor_columns() |
766 | * is going to strtok() it and that's risky with literal "". */ | |
20aa445d BP |
767 | char empty[] = ""; |
768 | json_array_add( | |
769 | monitor_request_array, | |
4227b221 BP |
770 | parse_monitor_columns(empty, server, database, |
771 | table, &mt->columns)); | |
772 | } | |
773 | ||
774 | json_object_put(monitor_requests, table->name, monitor_request_array); | |
775 | } | |
776 | ||
777 | static void | |
778 | do_monitor(struct jsonrpc *rpc, const char *database, | |
779 | int argc, char *argv[]) | |
780 | { | |
781 | const char *server = jsonrpc_get_name(rpc); | |
782 | const char *table_name = argv[0]; | |
783 | struct unixctl_server *unixctl; | |
784 | struct ovsdb_schema *schema; | |
785 | struct jsonrpc_msg *request; | |
786 | struct json *monitor, *monitor_requests, *request_id; | |
787 | bool exiting = false; | |
788 | bool blocked = false; | |
789 | ||
790 | struct monitored_table *mts; | |
791 | size_t n_mts, allocated_mts; | |
792 | ||
793 | daemon_save_fd(STDOUT_FILENO); | |
794 | daemonize_start(); | |
795 | if (get_detach()) { | |
796 | int error; | |
797 | ||
798 | error = unixctl_server_create(NULL, &unixctl); | |
799 | if (error) { | |
800 | ovs_fatal(error, "failed to create unixctl server"); | |
801 | } | |
802 | ||
803 | unixctl_command_register("exit", "", 0, 0, | |
804 | ovsdb_client_exit, &exiting); | |
805 | unixctl_command_register("ovsdb-client/block", "", 0, 0, | |
806 | ovsdb_client_block, &blocked); | |
807 | unixctl_command_register("ovsdb-client/unblock", "", 0, 0, | |
808 | ovsdb_client_unblock, &blocked); | |
809 | } else { | |
810 | unixctl = NULL; | |
a8425c53 BP |
811 | } |
812 | ||
4227b221 BP |
813 | schema = fetch_schema(rpc, database); |
814 | ||
a8425c53 | 815 | monitor_requests = json_object_create(); |
4227b221 BP |
816 | |
817 | mts = NULL; | |
818 | n_mts = allocated_mts = 0; | |
819 | if (strcmp(table_name, "ALL")) { | |
820 | struct ovsdb_table_schema *table; | |
821 | ||
822 | table = shash_find_data(&schema->tables, table_name); | |
823 | if (!table) { | |
824 | ovs_fatal(0, "%s: %s does not have a table named \"%s\"", | |
825 | server, database, table_name); | |
826 | } | |
827 | ||
828 | add_monitored_table(argc, argv, server, database, table, | |
829 | monitor_requests, &mts, &n_mts, &allocated_mts); | |
830 | } else { | |
831 | size_t n = shash_count(&schema->tables); | |
832 | const struct shash_node **nodes = shash_sort(&schema->tables); | |
833 | size_t i; | |
834 | ||
835 | for (i = 0; i < n; i++) { | |
836 | struct ovsdb_table_schema *table = nodes[i]->data; | |
837 | ||
838 | add_monitored_table(argc, argv, server, database, table, | |
839 | monitor_requests, | |
840 | &mts, &n_mts, &allocated_mts); | |
841 | } | |
842 | free(nodes); | |
843 | } | |
a8425c53 | 844 | |
9cb53f26 BP |
845 | monitor = json_array_create_3(json_string_create(database), |
846 | json_null_create(), monitor_requests); | |
20bed8be | 847 | request = jsonrpc_create_request("monitor", monitor, NULL); |
a8425c53 BP |
848 | request_id = json_clone(request->id); |
849 | jsonrpc_send(rpc, request); | |
a8425c53 | 850 | |
4227b221 BP |
851 | for (;;) { |
852 | unixctl_server_run(unixctl); | |
853 | while (!blocked) { | |
854 | struct jsonrpc_msg *msg; | |
855 | int error; | |
856 | ||
857 | error = jsonrpc_recv(rpc, &msg); | |
858 | if (error == EAGAIN) { | |
859 | break; | |
860 | } else if (error) { | |
861 | ovs_fatal(error, "%s: receive failed", server); | |
eb8d3ed6 | 862 | } |
4227b221 BP |
863 | |
864 | if (msg->type == JSONRPC_REQUEST && !strcmp(msg->method, "echo")) { | |
865 | jsonrpc_send(rpc, jsonrpc_create_reply(json_clone(msg->params), | |
866 | msg->id)); | |
867 | } else if (msg->type == JSONRPC_REPLY | |
868 | && json_equal(msg->id, request_id)) { | |
869 | monitor_print(msg->result, mts, n_mts, true); | |
3f262d7d | 870 | fflush(stdout); |
4227b221 BP |
871 | daemonize_complete(); |
872 | } else if (msg->type == JSONRPC_NOTIFY | |
873 | && !strcmp(msg->method, "update")) { | |
874 | struct json *params = msg->params; | |
875 | if (params->type == JSON_ARRAY | |
876 | && params->u.array.n == 2 | |
877 | && params->u.array.elems[0]->type == JSON_NULL) { | |
878 | monitor_print(params->u.array.elems[1], mts, n_mts, false); | |
879 | fflush(stdout); | |
880 | } | |
a8425c53 | 881 | } |
4227b221 BP |
882 | jsonrpc_msg_destroy(msg); |
883 | } | |
884 | ||
885 | if (exiting) { | |
886 | break; | |
887 | } | |
888 | ||
889 | jsonrpc_run(rpc); | |
890 | jsonrpc_wait(rpc); | |
891 | if (!blocked) { | |
892 | jsonrpc_recv_wait(rpc); | |
a8425c53 | 893 | } |
4227b221 BP |
894 | unixctl_server_wait(unixctl); |
895 | poll_block(); | |
a8425c53 BP |
896 | } |
897 | } | |
898 | ||
25c269ef BP |
899 | struct dump_table_aux { |
900 | struct ovsdb_datum **data; | |
901 | const struct ovsdb_column **columns; | |
902 | size_t n_columns; | |
903 | }; | |
904 | ||
905 | static int | |
906 | compare_data(size_t a_y, size_t b_y, size_t x, | |
907 | const struct dump_table_aux *aux) | |
908 | { | |
909 | return ovsdb_datum_compare_3way(&aux->data[a_y][x], | |
910 | &aux->data[b_y][x], | |
911 | &aux->columns[x]->type); | |
912 | } | |
913 | ||
914 | static int | |
915 | compare_rows(size_t a_y, size_t b_y, void *aux_) | |
916 | { | |
917 | struct dump_table_aux *aux = aux_; | |
918 | size_t x; | |
919 | ||
920 | /* Skip UUID columns on the first pass, since their values tend to be | |
921 | * random and make our results less reproducible. */ | |
922 | for (x = 0; x < aux->n_columns; x++) { | |
923 | if (aux->columns[x]->type.key.type != OVSDB_TYPE_UUID) { | |
924 | int cmp = compare_data(a_y, b_y, x, aux); | |
925 | if (cmp) { | |
926 | return cmp; | |
927 | } | |
928 | } | |
929 | } | |
930 | ||
931 | /* Use UUID columns as tie-breakers. */ | |
932 | for (x = 0; x < aux->n_columns; x++) { | |
933 | if (aux->columns[x]->type.key.type == OVSDB_TYPE_UUID) { | |
934 | int cmp = compare_data(a_y, b_y, x, aux); | |
935 | if (cmp) { | |
936 | return cmp; | |
937 | } | |
938 | } | |
939 | } | |
940 | ||
941 | return 0; | |
942 | } | |
943 | ||
944 | static void | |
945 | swap_rows(size_t a_y, size_t b_y, void *aux_) | |
946 | { | |
947 | struct dump_table_aux *aux = aux_; | |
948 | struct ovsdb_datum *tmp = aux->data[a_y]; | |
949 | aux->data[a_y] = aux->data[b_y]; | |
950 | aux->data[b_y] = tmp; | |
951 | } | |
952 | ||
25c269ef BP |
953 | static int |
954 | compare_columns(const void *a_, const void *b_) | |
955 | { | |
956 | const struct ovsdb_column *const *ap = a_; | |
957 | const struct ovsdb_column *const *bp = b_; | |
958 | const struct ovsdb_column *a = *ap; | |
959 | const struct ovsdb_column *b = *bp; | |
960 | ||
961 | return strcmp(a->name, b->name); | |
962 | } | |
963 | ||
964 | static void | |
965 | dump_table(const struct ovsdb_table_schema *ts, struct json_array *rows) | |
966 | { | |
967 | const struct ovsdb_column **columns; | |
968 | size_t n_columns; | |
969 | ||
970 | struct ovsdb_datum **data; | |
971 | ||
972 | struct dump_table_aux aux; | |
973 | struct shash_node *node; | |
974 | struct table t; | |
975 | size_t x, y; | |
976 | ||
977 | /* Sort columns by name, for reproducibility. */ | |
978 | columns = xmalloc(shash_count(&ts->columns) * sizeof *columns); | |
979 | n_columns = 0; | |
980 | SHASH_FOR_EACH (node, &ts->columns) { | |
981 | struct ovsdb_column *column = node->data; | |
982 | if (strcmp(column->name, "_version")) { | |
983 | columns[n_columns++] = column; | |
984 | } | |
985 | } | |
986 | qsort(columns, n_columns, sizeof *columns, compare_columns); | |
987 | ||
988 | /* Extract data from table. */ | |
989 | data = xmalloc(rows->n * sizeof *data); | |
990 | for (y = 0; y < rows->n; y++) { | |
991 | struct shash *row; | |
992 | ||
993 | if (rows->elems[y]->type != JSON_OBJECT) { | |
34582733 | 994 | ovs_fatal(0, "row %"PRIuSIZE" in table %s response is not a JSON object: " |
25c269ef BP |
995 | "%s", y, ts->name, json_to_string(rows->elems[y], 0)); |
996 | } | |
997 | row = json_object(rows->elems[y]); | |
998 | ||
999 | data[y] = xmalloc(n_columns * sizeof **data); | |
1000 | for (x = 0; x < n_columns; x++) { | |
1001 | const struct json *json = shash_find_data(row, columns[x]->name); | |
1002 | if (!json) { | |
34582733 | 1003 | ovs_fatal(0, "row %"PRIuSIZE" in table %s response lacks %s column", |
25c269ef BP |
1004 | y, ts->name, columns[x]->name); |
1005 | } | |
1006 | ||
1007 | check_ovsdb_error(ovsdb_datum_from_json(&data[y][x], | |
1008 | &columns[x]->type, | |
1009 | json, NULL)); | |
1010 | } | |
1011 | } | |
1012 | ||
1013 | /* Sort rows by column values, for reproducibility. */ | |
1014 | aux.data = data; | |
1015 | aux.columns = columns; | |
1016 | aux.n_columns = n_columns; | |
1017 | sort(rows->n, compare_rows, swap_rows, &aux); | |
1018 | ||
1019 | /* Add column headings. */ | |
1020 | table_init(&t); | |
1021 | table_set_caption(&t, xasprintf("%s table", ts->name)); | |
1022 | for (x = 0; x < n_columns; x++) { | |
1023 | table_add_column(&t, "%s", columns[x]->name); | |
1024 | } | |
1025 | ||
1026 | /* Print rows. */ | |
1027 | for (y = 0; y < rows->n; y++) { | |
1028 | table_add_row(&t); | |
1029 | for (x = 0; x < n_columns; x++) { | |
772387d5 BP |
1030 | struct cell *cell = table_add_cell(&t); |
1031 | cell->json = ovsdb_datum_to_json(&data[y][x], &columns[x]->type); | |
1032 | cell->type = &columns[x]->type; | |
e49190c4 | 1033 | ovsdb_datum_destroy(&data[y][x], &columns[x]->type); |
25c269ef | 1034 | } |
e49190c4 | 1035 | free(data[y]); |
25c269ef | 1036 | } |
3a3eb9da | 1037 | table_print(&t, &table_style); |
25c269ef | 1038 | table_destroy(&t); |
e49190c4 BP |
1039 | |
1040 | free(data); | |
1041 | free(columns); | |
25c269ef BP |
1042 | } |
1043 | ||
1044 | static void | |
53ffefe9 BP |
1045 | do_dump(struct jsonrpc *rpc, const char *database, |
1046 | int argc OVS_UNUSED, char *argv[] OVS_UNUSED) | |
25c269ef | 1047 | { |
25c269ef BP |
1048 | struct jsonrpc_msg *request, *reply; |
1049 | struct ovsdb_schema *schema; | |
1050 | struct json *transaction; | |
25c269ef BP |
1051 | |
1052 | const struct shash_node **tables; | |
1053 | size_t n_tables; | |
1054 | ||
1055 | size_t i; | |
1056 | ||
53ffefe9 | 1057 | schema = fetch_schema(rpc, database); |
25c269ef BP |
1058 | tables = shash_sort(&schema->tables); |
1059 | n_tables = shash_count(&schema->tables); | |
1060 | ||
1061 | /* Construct transaction to retrieve entire database. */ | |
1062 | transaction = json_array_create_1(json_string_create(database)); | |
1063 | for (i = 0; i < n_tables; i++) { | |
1064 | const struct ovsdb_table_schema *ts = tables[i]->data; | |
1065 | struct json *op, *columns; | |
1066 | struct shash_node *node; | |
1067 | ||
1068 | columns = json_array_create_empty(); | |
1069 | SHASH_FOR_EACH (node, &ts->columns) { | |
1070 | const struct ovsdb_column *column = node->data; | |
1071 | ||
1072 | if (strcmp(column->name, "_version")) { | |
1073 | json_array_add(columns, json_string_create(column->name)); | |
1074 | } | |
1075 | } | |
1076 | ||
1077 | op = json_object_create(); | |
1078 | json_object_put_string(op, "op", "select"); | |
1079 | json_object_put_string(op, "table", tables[i]->name); | |
1080 | json_object_put(op, "where", json_array_create_empty()); | |
1081 | json_object_put(op, "columns", columns); | |
1082 | json_array_add(transaction, op); | |
1083 | } | |
1084 | ||
1085 | /* Send request, get reply. */ | |
1086 | request = jsonrpc_create_request("transact", transaction, NULL); | |
d35f8e72 | 1087 | check_txn(jsonrpc_transact_block(rpc, request, &reply), &reply); |
25c269ef BP |
1088 | |
1089 | /* Print database contents. */ | |
1090 | if (reply->result->type != JSON_ARRAY | |
1091 | || reply->result->u.array.n != n_tables) { | |
34582733 | 1092 | ovs_fatal(0, "reply is not array of %"PRIuSIZE" elements: %s", |
25c269ef BP |
1093 | n_tables, json_to_string(reply->result, 0)); |
1094 | } | |
1095 | for (i = 0; i < n_tables; i++) { | |
1096 | const struct ovsdb_table_schema *ts = tables[i]->data; | |
1097 | const struct json *op_result = reply->result->u.array.elems[i]; | |
1098 | struct json *rows; | |
1099 | ||
1100 | if (op_result->type != JSON_OBJECT | |
1101 | || !(rows = shash_find_data(json_object(op_result), "rows")) | |
1102 | || rows->type != JSON_ARRAY) { | |
1103 | ovs_fatal(0, "%s table reply is not an object with a \"rows\" " | |
1104 | "member array: %s", | |
1105 | ts->name, json_to_string(op_result, 0)); | |
1106 | } | |
1107 | ||
1108 | dump_table(ts, &rows->u.array); | |
1109 | } | |
e49190c4 BP |
1110 | |
1111 | jsonrpc_msg_destroy(reply); | |
1112 | free(tables); | |
1113 | ovsdb_schema_destroy(schema); | |
25c269ef BP |
1114 | } |
1115 | ||
d0632593 | 1116 | static void |
53ffefe9 BP |
1117 | do_help(struct jsonrpc *rpc OVS_UNUSED, const char *database OVS_UNUSED, |
1118 | int argc OVS_UNUSED, char *argv[] OVS_UNUSED) | |
d0632593 BP |
1119 | { |
1120 | usage(); | |
1121 | } | |
1122 | ||
53ffefe9 BP |
1123 | /* All command handlers (except for "help") are expected to take an optional |
1124 | * server socket name (e.g. "unix:...") as their first argument. The socket | |
1125 | * name argument must be included in max_args (but left out of min_args). The | |
1126 | * command name and socket name are not included in the arguments passed to the | |
1127 | * handler: the argv[0] passed to the handler is the first argument after the | |
1128 | * optional server socket name. The connection to the server is available as | |
1129 | * global variable 'rpc'. */ | |
1130 | static const struct ovsdb_client_command all_commands[] = { | |
1131 | { "list-dbs", NEED_RPC, 0, 0, do_list_dbs }, | |
1132 | { "get-schema", NEED_DATABASE, 0, 0, do_get_schema }, | |
1133 | { "get-schema-version", NEED_DATABASE, 0, 0, do_get_schema_version }, | |
1134 | { "list-tables", NEED_DATABASE, 0, 0, do_list_tables }, | |
1135 | { "list-columns", NEED_DATABASE, 0, 1, do_list_columns }, | |
1136 | { "transact", NEED_RPC, 1, 1, do_transact }, | |
1137 | { "monitor", NEED_DATABASE, 1, INT_MAX, do_monitor }, | |
1138 | { "dump", NEED_DATABASE, 0, 0, do_dump }, | |
1139 | ||
1140 | { "help", NEED_NONE, 0, INT_MAX, do_help }, | |
1141 | ||
1142 | { NULL, 0, 0, 0, NULL }, | |
d0632593 | 1143 | }; |
3815d6c2 LS |
1144 | |
1145 | static const struct ovsdb_client_command *get_all_commands(void) | |
1146 | { | |
1147 | return all_commands; | |
1148 | } |