2 * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks.
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:
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 #include <arpa/inet.h>
22 #include <sys/socket.h>
24 #include <netinet/in.h>
33 #include "command-line.h"
37 #include "dynamic-string.h"
46 VLOG_DEFINE_THIS_MODULE(dpctl);
48 static const struct command all_commands[];
50 static void usage(void) NO_RETURN;
51 static void parse_options(int argc, char *argv[]);
54 main(int argc, char *argv[])
56 set_program_name(argv[0]);
57 parse_options(argc, argv);
58 signal(SIGPIPE, SIG_IGN);
59 run_command(argc - optind, argv + optind, all_commands);
64 parse_options(int argc, char *argv[])
67 OPT_DUMMY = UCHAR_MAX + 1,
70 static struct option long_options[] = {
71 {"timeout", required_argument, 0, 't'},
72 {"help", no_argument, 0, 'h'},
73 {"version", no_argument, 0, 'V'},
77 char *short_options = long_options_to_short_options(long_options);
80 unsigned long int timeout;
83 c = getopt_long(argc, argv, short_options, long_options, NULL);
90 timeout = strtoul(optarg, NULL, 10);
92 ovs_fatal(0, "value %s on -t or --timeout is not at least 1",
103 OVS_PRINT_VERSION(0, 0);
121 printf("%s: Open vSwitch datapath management utility\n"
122 "usage: %s [OPTIONS] COMMAND [ARG...]\n"
123 " add-dp DP [IFACE...] add new datapath DP (with IFACEs)\n"
124 " del-dp DP delete local datapath DP\n"
125 " add-if DP IFACE... add each IFACE as a port on DP\n"
126 " del-if DP IFACE... delete each IFACE from DP\n"
127 " dump-dps display names of all datapaths\n"
128 " show show basic info on all datapaths\n"
129 " show DP... show basic info on each DP\n"
130 " dump-flows DP display flows in DP\n"
131 " del-flows DP delete all flows from DP\n",
132 program_name, program_name);
134 printf("\nOther options:\n"
135 " -t, --timeout=SECS give up after SECS seconds\n"
136 " -h, --help display this help message\n"
137 " -V, --version display version information\n");
141 static void run(int retval, const char *message, ...)
144 static void run(int retval, const char *message, ...)
149 va_start(args, message);
150 ovs_fatal_valist(retval, message, args);
154 static void do_add_if(int argc, char *argv[]);
156 static int if_up(const char *netdev_name)
158 struct netdev *netdev;
161 retval = netdev_open_default(netdev_name, &netdev);
163 retval = netdev_turn_flags_on(netdev, NETDEV_UP, true);
164 netdev_close(netdev);
170 parsed_dpif_open(const char *arg_, bool create, struct dpif **dpifp)
175 dp_parse_name(arg_, &name, &type);
178 result = dpif_create(name, type, dpifp);
180 result = dpif_open(name, type, dpifp);
189 do_add_dp(int argc OVS_UNUSED, char *argv[])
192 run(parsed_dpif_open(argv[1], true, &dpif), "add_dp");
195 do_add_if(argc, argv);
200 do_del_dp(int argc OVS_UNUSED, char *argv[])
203 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
204 run(dpif_delete(dpif), "del_dp");
209 do_add_if(int argc OVS_UNUSED, char *argv[])
211 bool failure = false;
215 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
216 for (i = 2; i < argc; i++) {
217 char *save_ptr = NULL;
218 struct netdev_options options;
219 struct netdev *netdev;
224 options.name = strtok_r(argv[i], ",", &save_ptr);
225 options.type = "system";
226 options.args = &args;
227 options.ethertype = NETDEV_ETH_TYPE_NONE;
230 ovs_error(0, "%s is not a valid network device name", argv[i]);
235 while ((option = strtok_r(NULL, ",", &save_ptr)) != NULL) {
236 char *save_ptr_2 = NULL;
239 key = strtok_r(option, "=", &save_ptr_2);
240 value = strtok_r(NULL, "", &save_ptr_2);
245 if (!strcmp(key, "type")) {
246 options.type = value;
247 } else if (!shash_add_once(&args, key, value)) {
248 ovs_error(0, "duplicate \"%s\" option", key);
252 error = netdev_open(&options, &netdev);
254 ovs_error(error, "%s: failed to open network device",
257 error = dpif_port_add(dpif, netdev, NULL);
259 ovs_error(error, "adding %s to %s failed",
260 options.name, argv[1]);
262 error = if_up(options.name);
264 netdev_close(netdev);
277 get_port_number(struct dpif *dpif, const char *name, uint16_t *port)
279 struct dpif_port dpif_port;
281 if (!dpif_port_query_by_name(dpif, name, &dpif_port)) {
282 *port = dpif_port.port_no;
283 dpif_port_destroy(&dpif_port);
286 ovs_error(0, "no port named %s", name);
292 do_del_if(int argc OVS_UNUSED, char *argv[])
294 bool failure = false;
298 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
299 for (i = 2; i < argc; i++) {
300 const char *name = argv[i];
304 if (!name[strspn(name, "0123456789")]) {
306 } else if (!get_port_number(dpif, name, &port)) {
311 error = dpif_port_del(dpif, port);
313 ovs_error(error, "deleting port %s from %s failed", name, argv[1]);
324 show_dpif(struct dpif *dpif)
326 struct dpif_port_dump dump;
327 struct dpif_port dpif_port;
328 struct odp_stats stats;
330 printf("%s:\n", dpif_name(dpif));
331 if (!dpif_get_dp_stats(dpif, &stats)) {
332 printf("\tlookups: frags:%llu, hit:%llu, missed:%llu, lost:%llu\n",
333 (unsigned long long int) stats.n_frags,
334 (unsigned long long int) stats.n_hit,
335 (unsigned long long int) stats.n_missed,
336 (unsigned long long int) stats.n_lost);
338 DPIF_PORT_FOR_EACH (&dpif_port, &dump, dpif) {
339 printf("\tport %u: %s", dpif_port.port_no, dpif_port.name);
341 if (strcmp(dpif_port.type, "system")) {
342 struct netdev_options netdev_options;
343 struct netdev *netdev;
346 printf (" (%s", dpif_port.type);
348 netdev_options.name = dpif_port.name;
349 netdev_options.type = dpif_port.type;
350 netdev_options.args = NULL;
351 netdev_options.ethertype = NETDEV_ETH_TYPE_NONE;
352 error = netdev_open(&netdev_options, &netdev);
354 const struct shash_node **nodes;
355 const struct shash *config;
358 config = netdev_get_config(netdev);
359 nodes = shash_sort(config);
360 for (i = 0; i < shash_count(config); i++) {
361 const struct shash_node *node = nodes[i];
362 printf("%c %s=%s", i ? ',' : ':',
363 node->name, (char *) node->data);
367 netdev_close(netdev);
369 printf(": open failed (%s)", strerror(error));
379 do_show(int argc, char *argv[])
381 bool failure = false;
384 for (i = 1; i < argc; i++) {
385 const char *name = argv[i];
389 error = parsed_dpif_open(name, false, &dpif);
393 ovs_error(error, "opening datapath %s failed", name);
402 dp_enumerate_types(&types);
403 SSET_FOR_EACH (type, &types) {
408 if (dp_enumerate_names(type, &names)) {
412 SSET_FOR_EACH (name, &names) {
416 error = dpif_open(name, type, &dpif);
420 ovs_error(error, "opening datapath %s failed", name);
424 sset_destroy(&names);
426 sset_destroy(&types);
434 do_dump_dps(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
436 struct sset dpif_names, dpif_types;
440 sset_init(&dpif_names);
441 sset_init(&dpif_types);
442 dp_enumerate_types(&dpif_types);
444 SSET_FOR_EACH (type, &dpif_types) {
448 retval = dp_enumerate_names(type, &dpif_names);
453 SSET_FOR_EACH (name, &dpif_names) {
455 if (!dpif_open(name, type, &dpif)) {
456 printf("%s\n", dpif_name(dpif));
462 sset_destroy(&dpif_names);
463 sset_destroy(&dpif_types);
470 do_dump_flows(int argc OVS_UNUSED, char *argv[])
472 const struct dpif_flow_stats *stats;
473 const struct nlattr *actions;
474 struct dpif_flow_dump dump;
475 const struct nlattr *key;
481 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
484 dpif_flow_dump_start(&dump, dpif);
485 while (dpif_flow_dump_next(&dump, &key, &key_len,
486 &actions, &actions_len, &stats)) {
488 odp_flow_key_format(key, key_len, &ds);
489 ds_put_cstr(&ds, ", ");
490 dpif_flow_stats_format(stats, &ds);
491 ds_put_cstr(&ds, ", actions:");
492 format_odp_actions(&ds, actions, actions_len);
493 printf("%s\n", ds_cstr(&ds));
495 dpif_flow_dump_done(&dump);
501 do_del_flows(int argc OVS_UNUSED, char *argv[])
505 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
506 run(dpif_flow_flush(dpif), "deleting all flows");
511 do_help(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
516 static const struct command all_commands[] = {
517 { "add-dp", 1, INT_MAX, do_add_dp },
518 { "del-dp", 1, 1, do_del_dp },
519 { "add-if", 2, INT_MAX, do_add_if },
520 { "del-if", 2, INT_MAX, do_del_if },
521 { "dump-dps", 0, 0, do_dump_dps },
522 { "show", 0, INT_MAX, do_show },
523 { "dump-flows", 1, 1, do_dump_flows },
524 { "del-flows", 1, 1, do_del_flows },
525 { "help", 0, INT_MAX, do_help },
526 { NULL, 0, 0, NULL },