2 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
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"
52 VLOG_DEFINE_THIS_MODULE(dpctl);
54 /* -s, --statistics: Print port/flow statistics? */
55 static bool print_statistics;
57 /* --clear: Reset existing statistics to zero when modifying a flow? */
58 static bool zero_statistics;
60 /* --may-create: Allow mod-flows command to create a new flow? */
61 static bool may_create;
63 /* -m, --more: Output verbosity.
65 * So far only undocumented commands honor this option, so we don't document
66 * the option itself. */
69 static const struct command all_commands[];
71 static void usage(void) NO_RETURN;
72 static void parse_options(int argc, char *argv[]);
75 main(int argc, char *argv[])
77 set_program_name(argv[0]);
78 parse_options(argc, argv);
79 signal(SIGPIPE, SIG_IGN);
80 run_command(argc - optind, argv + optind, all_commands);
85 parse_options(int argc, char *argv[])
88 OPT_CLEAR = UCHAR_MAX + 1,
92 static const struct option long_options[] = {
93 {"statistics", no_argument, NULL, 's'},
94 {"clear", no_argument, NULL, OPT_CLEAR},
95 {"may-create", no_argument, NULL, OPT_MAY_CREATE},
96 {"more", no_argument, NULL, 'm'},
97 {"timeout", required_argument, NULL, 't'},
98 {"help", no_argument, NULL, 'h'},
99 {"version", no_argument, NULL, 'V'},
103 char *short_options = long_options_to_short_options(long_options);
106 unsigned long int timeout;
109 c = getopt_long(argc, argv, short_options, long_options, NULL);
116 print_statistics = true;
120 zero_statistics = true;
132 timeout = strtoul(optarg, NULL, 10);
134 ovs_fatal(0, "value %s on -t or --timeout is not at least 1",
145 ovs_print_version(0, 0);
163 printf("%s: Open vSwitch datapath management utility\n"
164 "usage: %s [OPTIONS] COMMAND [ARG...]\n"
165 " add-dp DP [IFACE...] add new datapath DP (with IFACEs)\n"
166 " del-dp DP delete local datapath DP\n"
167 " add-if DP IFACE... add each IFACE as a port on DP\n"
168 " set-if DP IFACE... reconfigure each IFACE within DP\n"
169 " del-if DP IFACE... delete each IFACE from DP\n"
170 " dump-dps display names of all datapaths\n"
171 " show show basic info on all datapaths\n"
172 " show DP... show basic info on each DP\n"
173 " dump-flows DP display flows in DP\n"
174 " add-flow DP FLOW ACTIONS add FLOW with ACTIONS to DP\n"
175 " mod-flow DP FLOW ACTIONS change FLOW actions to ACTIONS in DP\n"
176 " del-flow DP FLOW delete FLOW from DP\n"
177 " del-flows DP delete all flows from DP\n"
178 "Each IFACE on add-dp, add-if, and set-if may be followed by\n"
179 "comma-separated options. See ovs-dpctl(8) for syntax, or the\n"
180 "Interface table in ovs-vswitchd.conf.db(5) for an options list.\n",
181 program_name, program_name);
183 printf("\nOptions for show and mod-flow:\n"
184 " -s, --statistics print statistics for port or flow\n"
185 "\nOptions for mod-flow:\n"
186 " --may-create create flow if it doesn't exist\n"
187 " --clear reset existing stats to zero\n"
189 " -t, --timeout=SECS give up after SECS seconds\n"
190 " -h, --help display this help message\n"
191 " -V, --version display version information\n");
195 static void run(int retval, const char *message, ...)
198 static void run(int retval, const char *message, ...)
203 va_start(args, message);
204 ovs_fatal_valist(retval, message, args);
208 static void dpctl_add_if(int argc, char *argv[]);
210 static int if_up(const char *netdev_name)
212 struct netdev *netdev;
215 retval = netdev_open(netdev_name, "system", &netdev);
217 retval = netdev_turn_flags_on(netdev, NETDEV_UP, NULL);
218 netdev_close(netdev);
223 /* Retrieve the name of the datapath if exactly one exists. The caller
224 * is responsible for freeing the returned string. If there is not one
225 * datapath, aborts with an error message. */
231 char *dp_name = NULL;
235 dp_enumerate_types(&types);
236 SSET_FOR_EACH (type, &types) {
240 if (!dp_enumerate_names(type, &names)) {
241 count += sset_count(&names);
242 if (!dp_name && count == 1) {
243 dp_name = xasprintf("%s@%s", type, SSET_FIRST(&names));
246 sset_destroy(&names);
248 sset_destroy(&types);
251 ovs_fatal(0, "no datapaths exist");
252 } else if (count > 1) {
253 ovs_fatal(0, "multiple datapaths, specify one");
260 parsed_dpif_open(const char *arg_, bool create, struct dpif **dpifp)
265 dp_parse_name(arg_, &name, &type);
268 result = dpif_create(name, type, dpifp);
270 result = dpif_open(name, type, dpifp);
279 dpctl_add_dp(int argc OVS_UNUSED, char *argv[])
282 run(parsed_dpif_open(argv[1], true, &dpif), "add_dp");
285 dpctl_add_if(argc, argv);
290 dpctl_del_dp(int argc OVS_UNUSED, char *argv[])
293 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
294 run(dpif_delete(dpif), "del_dp");
299 dpctl_add_if(int argc OVS_UNUSED, char *argv[])
301 bool failure = false;
305 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
306 for (i = 2; i < argc; i++) {
307 const char *name, *type;
308 char *save_ptr = NULL;
309 struct netdev *netdev = NULL;
311 uint32_t port_no = UINT32_MAX;
315 name = strtok_r(argv[i], ",", &save_ptr);
319 ovs_error(0, "%s is not a valid network device name", argv[i]);
325 while ((option = strtok_r(NULL, ",", &save_ptr)) != NULL) {
326 char *save_ptr_2 = NULL;
329 key = strtok_r(option, "=", &save_ptr_2);
330 value = strtok_r(NULL, "", &save_ptr_2);
335 if (!strcmp(key, "type")) {
337 } else if (!strcmp(key, "port_no")) {
338 port_no = atoi(value);
339 } else if (!smap_add_once(&args, key, value)) {
340 ovs_error(0, "duplicate \"%s\" option", key);
344 error = netdev_open(name, type, &netdev);
346 ovs_error(error, "%s: failed to open network device", name);
350 error = netdev_set_config(netdev, &args);
352 ovs_error(error, "%s: failed to configure network device", name);
356 error = dpif_port_add(dpif, netdev, &port_no);
358 ovs_error(error, "adding %s to %s failed", name, argv[1]);
365 netdev_close(netdev);
377 dpctl_set_if(int argc, char *argv[])
379 bool failure = false;
383 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
384 for (i = 2; i < argc; i++) {
385 struct netdev *netdev = NULL;
386 struct dpif_port dpif_port;
387 char *save_ptr = NULL;
395 name = strtok_r(argv[i], ",", &save_ptr);
397 ovs_error(0, "%s is not a valid network device name", argv[i]);
402 /* Get the port's type from the datapath. */
403 error = dpif_port_query_by_name(dpif, name, &dpif_port);
405 ovs_error(error, "%s: failed to query port in %s", name, argv[1]);
408 type = xstrdup(dpif_port.type);
409 port_no = dpif_port.port_no;
410 dpif_port_destroy(&dpif_port);
412 /* Retrieve its existing configuration. */
413 error = netdev_open(name, type, &netdev);
415 ovs_error(error, "%s: failed to open network device", name);
420 error = netdev_get_config(netdev, &args);
422 ovs_error(error, "%s: failed to fetch configuration", name);
426 /* Parse changes to configuration. */
427 while ((option = strtok_r(NULL, ",", &save_ptr)) != NULL) {
428 char *save_ptr_2 = NULL;
431 key = strtok_r(option, "=", &save_ptr_2);
432 value = strtok_r(NULL, "", &save_ptr_2);
437 if (!strcmp(key, "type")) {
438 if (strcmp(value, type)) {
439 ovs_error(0, "%s: can't change type from %s to %s",
443 } else if (!strcmp(key, "port_no")) {
444 if (port_no != atoi(value)) {
445 ovs_error(0, "%s: can't change port number from "
447 name, port_no, atoi(value));
450 } else if (value[0] == '\0') {
451 smap_remove(&args, key);
453 smap_replace(&args, key, value);
457 /* Update configuration. */
458 error = netdev_set_config(netdev, &args);
461 ovs_error(error, "%s: failed to configure network device", name);
467 netdev_close(netdev);
479 get_port_number(struct dpif *dpif, const char *name, uint32_t *port)
481 struct dpif_port dpif_port;
483 if (!dpif_port_query_by_name(dpif, name, &dpif_port)) {
484 *port = dpif_port.port_no;
485 dpif_port_destroy(&dpif_port);
488 ovs_error(0, "no port named %s", name);
494 dpctl_del_if(int argc OVS_UNUSED, char *argv[])
496 bool failure = false;
500 run(parsed_dpif_open(argv[1], false, &dpif), "opening datapath");
501 for (i = 2; i < argc; i++) {
502 const char *name = argv[i];
506 if (!name[strspn(name, "0123456789")]) {
508 } else if (!get_port_number(dpif, name, &port)) {
513 error = dpif_port_del(dpif, port);
515 ovs_error(error, "deleting port %s from %s failed", name, argv[1]);
526 print_stat(const char *leader, uint64_t value)
528 fputs(leader, stdout);
529 if (value != UINT64_MAX) {
530 printf("%"PRIu64, value);
537 print_human_size(uint64_t value)
539 if (value == UINT64_MAX) {
541 } else if (value >= 1024ULL * 1024 * 1024 * 1024) {
542 printf(" (%.1f TiB)", value / (1024.0 * 1024 * 1024 * 1024));
543 } else if (value >= 1024ULL * 1024 * 1024) {
544 printf(" (%.1f GiB)", value / (1024.0 * 1024 * 1024));
545 } else if (value >= 1024ULL * 1024) {
546 printf(" (%.1f MiB)", value / (1024.0 * 1024));
547 } else if (value >= 1024) {
548 printf(" (%.1f KiB)", value / 1024.0);
553 show_dpif(struct dpif *dpif)
555 struct dpif_port_dump dump;
556 struct dpif_port dpif_port;
557 struct dpif_dp_stats stats;
558 struct netdev *netdev;
560 printf("%s:\n", dpif_name(dpif));
561 if (!dpif_get_dp_stats(dpif, &stats)) {
562 printf("\tlookups: hit:%"PRIu64" missed:%"PRIu64" lost:%"PRIu64"\n"
563 "\tflows: %"PRIu64"\n",
564 stats.n_hit, stats.n_missed, stats.n_lost, stats.n_flows);
566 DPIF_PORT_FOR_EACH (&dpif_port, &dump, dpif) {
567 printf("\tport %u: %s", dpif_port.port_no, dpif_port.name);
569 if (strcmp(dpif_port.type, "system")) {
572 printf (" (%s", dpif_port.type);
574 error = netdev_open(dpif_port.name, dpif_port.type, &netdev);
579 error = netdev_get_config(netdev, &config);
581 const struct smap_node **nodes;
584 nodes = smap_sort(&config);
585 for (i = 0; i < smap_count(&config); i++) {
586 const struct smap_node *node = nodes[i];
587 printf("%c %s=%s", i ? ',' : ':', node->key,
592 printf(", could not retrieve configuration (%s)",
595 smap_destroy(&config);
597 netdev_close(netdev);
599 printf(": open failed (%s)", strerror(error));
605 if (print_statistics) {
606 struct netdev_stats s;
609 error = netdev_open(dpif_port.name, dpif_port.type, &netdev);
611 printf(", open failed (%s)", strerror(error));
614 error = netdev_get_stats(netdev, &s);
616 printf(", could not retrieve stats (%s)", strerror(error));
620 netdev_close(netdev);
621 print_stat("\t\tRX packets:", s.rx_packets);
622 print_stat(" errors:", s.rx_errors);
623 print_stat(" dropped:", s.rx_dropped);
624 print_stat(" overruns:", s.rx_over_errors);
625 print_stat(" frame:", s.rx_frame_errors);
628 print_stat("\t\tTX packets:", s.tx_packets);
629 print_stat(" errors:", s.tx_errors);
630 print_stat(" dropped:", s.tx_dropped);
631 print_stat(" aborted:", s.tx_aborted_errors);
632 print_stat(" carrier:", s.tx_carrier_errors);
635 print_stat("\t\tcollisions:", s.collisions);
638 print_stat("\t\tRX bytes:", s.rx_bytes);
639 print_human_size(s.rx_bytes);
640 print_stat(" TX bytes:", s.tx_bytes);
641 print_human_size(s.tx_bytes);
649 dpctl_show(int argc, char *argv[])
651 bool failure = false;
654 for (i = 1; i < argc; i++) {
655 const char *name = argv[i];
659 error = parsed_dpif_open(name, false, &dpif);
663 ovs_error(error, "opening datapath %s failed", name);
672 dp_enumerate_types(&types);
673 SSET_FOR_EACH (type, &types) {
678 if (dp_enumerate_names(type, &names)) {
682 SSET_FOR_EACH (name, &names) {
686 error = dpif_open(name, type, &dpif);
690 ovs_error(error, "opening datapath %s failed", name);
694 sset_destroy(&names);
696 sset_destroy(&types);
704 dpctl_dump_dps(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
706 struct sset dpif_names, dpif_types;
710 sset_init(&dpif_names);
711 sset_init(&dpif_types);
712 dp_enumerate_types(&dpif_types);
714 SSET_FOR_EACH (type, &dpif_types) {
718 retval = dp_enumerate_names(type, &dpif_names);
723 SSET_FOR_EACH (name, &dpif_names) {
725 if (!dpif_open(name, type, &dpif)) {
726 printf("%s\n", dpif_name(dpif));
732 sset_destroy(&dpif_names);
733 sset_destroy(&dpif_types);
740 dpctl_dump_flows(int argc, char *argv[])
742 const struct dpif_flow_stats *stats;
743 const struct nlattr *actions;
744 struct dpif_flow_dump dump;
745 const struct nlattr *key;
752 name = (argc == 2) ? xstrdup(argv[1]) : get_one_dp();
753 run(parsed_dpif_open(name, false, &dpif), "opening datapath");
757 dpif_flow_dump_start(&dump, dpif);
758 while (dpif_flow_dump_next(&dump, &key, &key_len,
759 &actions, &actions_len, &stats)) {
761 odp_flow_key_format(key, key_len, &ds);
762 ds_put_cstr(&ds, ", ");
763 dpif_flow_stats_format(stats, &ds);
764 ds_put_cstr(&ds, ", actions:");
765 format_odp_actions(&ds, actions, actions_len);
766 printf("%s\n", ds_cstr(&ds));
768 dpif_flow_dump_done(&dump);
774 dpctl_put_flow(int argc, char *argv[], enum dpif_flow_put_flags flags)
776 const char *key_s = argv[argc - 2];
777 const char *actions_s = argv[argc - 1];
778 struct dpif_flow_stats stats;
779 struct ofpbuf actions;
784 ofpbuf_init(&key, 0);
785 run(odp_flow_key_from_string(key_s, NULL, &key), "parsing flow key");
787 ofpbuf_init(&actions, 0);
788 run(odp_actions_from_string(actions_s, NULL, &actions), "parsing actions");
790 dp_name = argc == 3 ? xstrdup(argv[1]) : get_one_dp();
791 run(parsed_dpif_open(dp_name, false, &dpif), "opening datapath");
794 run(dpif_flow_put(dpif, flags,
796 actions.data, actions.size,
797 print_statistics ? &stats : NULL),
798 "updating flow table");
801 ofpbuf_uninit(&actions);
803 if (print_statistics) {
807 dpif_flow_stats_format(&stats, &s);
814 dpctl_add_flow(int argc, char *argv[])
816 dpctl_put_flow(argc, argv, DPIF_FP_CREATE);
820 dpctl_mod_flow(int argc OVS_UNUSED, char *argv[])
822 enum dpif_flow_put_flags flags;
824 flags = DPIF_FP_MODIFY;
826 flags |= DPIF_FP_CREATE;
828 if (zero_statistics) {
829 flags |= DPIF_FP_ZERO_STATS;
832 dpctl_put_flow(argc, argv, flags);
836 dpctl_del_flow(int argc, char *argv[])
838 const char *key_s = argv[argc - 1];
839 struct dpif_flow_stats stats;
844 ofpbuf_init(&key, 0);
845 run(odp_flow_key_from_string(key_s, NULL, &key), "parsing flow key");
847 dp_name = argc == 2 ? xstrdup(argv[1]) : get_one_dp();
848 run(parsed_dpif_open(dp_name, false, &dpif), "opening datapath");
851 run(dpif_flow_del(dpif,
853 print_statistics ? &stats : NULL), "deleting flow");
857 if (print_statistics) {
861 dpif_flow_stats_format(&stats, &s);
868 dpctl_del_flows(int argc, char *argv[])
873 name = (argc == 2) ? xstrdup(argv[1]) : get_one_dp();
874 run(parsed_dpif_open(name, false, &dpif), "opening datapath");
877 run(dpif_flow_flush(dpif), "deleting all flows");
882 dpctl_help(int argc OVS_UNUSED, char *argv[] OVS_UNUSED)
887 /* Undocumented commands for unit testing. */
890 dpctl_parse_actions(int argc, char *argv[])
894 for (i = 1; i < argc; i++) {
895 struct ofpbuf actions;
898 ofpbuf_init(&actions, 0);
899 run(odp_actions_from_string(argv[i], NULL, &actions),
900 "odp_actions_from_string");
903 format_odp_actions(&s, actions.data, actions.size);
907 ofpbuf_uninit(&actions);
911 struct actions_for_flow {
912 struct hmap_node hmap_node;
914 struct ofpbuf actions;
917 static struct actions_for_flow *
918 get_actions_for_flow(struct hmap *actions_per_flow, const struct flow *flow)
920 uint32_t hash = flow_hash(flow, 0);
921 struct actions_for_flow *af;
923 HMAP_FOR_EACH_WITH_HASH (af, hmap_node, hash, actions_per_flow) {
924 if (flow_equal(&af->flow, flow)) {
929 af = xmalloc(sizeof *af);
931 ofpbuf_init(&af->actions, 0);
932 hmap_insert(actions_per_flow, &af->hmap_node, hash);
937 compare_actions_for_flow(const void *a_, const void *b_)
939 struct actions_for_flow *const *a = a_;
940 struct actions_for_flow *const *b = b_;
942 return flow_compare_3way(&(*a)->flow, &(*b)->flow);
946 compare_output_actions(const void *a_, const void *b_)
948 const struct nlattr *a = a_;
949 const struct nlattr *b = b_;
950 uint32_t a_port = nl_attr_get_u32(a);
951 uint32_t b_port = nl_attr_get_u32(b);
953 return a_port < b_port ? -1 : a_port > b_port;
957 sort_output_actions__(struct nlattr *first, struct nlattr *end)
959 size_t bytes = (uint8_t *) end - (uint8_t *) first;
960 size_t n = bytes / NL_A_U32_SIZE;
962 ovs_assert(bytes % NL_A_U32_SIZE == 0);
963 qsort(first, n, NL_A_U32_SIZE, compare_output_actions);
967 sort_output_actions(struct nlattr *actions, size_t length)
969 struct nlattr *first_output = NULL;
973 NL_ATTR_FOR_EACH (a, left, actions, length) {
974 if (nl_attr_type(a) == OVS_ACTION_ATTR_OUTPUT) {
980 sort_output_actions__(first_output, a);
986 uint8_t *end = (uint8_t *) actions + length;
987 sort_output_actions__(first_output, (struct nlattr *) end);
991 /* usage: "ovs-dpctl normalize-actions FLOW ACTIONS" where FLOW and ACTIONS
992 * have the syntax used by "ovs-dpctl dump-flows".
994 * This command prints ACTIONS in a format that shows what happens for each
995 * VLAN, independent of the order of the ACTIONS. For example, there is more
996 * than one way to output a packet on VLANs 9 and 11, but this command will
997 * print the same output for any form.
999 * The idea here generalizes beyond VLANs (e.g. to setting other fields) but
1000 * so far the implementation only covers VLANs. */
1002 dpctl_normalize_actions(int argc, char *argv[])
1004 struct simap port_names;
1005 struct ofpbuf keybuf;
1007 struct ofpbuf odp_actions;
1008 struct hmap actions_per_flow;
1009 struct actions_for_flow **afs;
1010 struct actions_for_flow *af;
1019 simap_init(&port_names);
1020 for (i = 3; i < argc; i++) {
1025 if (sscanf(argv[i], "%15[^=]=%d%n", name, &number, &n) > 0 && n > 0) {
1026 uintptr_t n = number;
1027 simap_put(&port_names, name, n);
1029 ovs_fatal(0, "%s: expected NAME=NUMBER", argv[i]);
1033 /* Parse flow key. */
1034 ofpbuf_init(&keybuf, 0);
1035 run(odp_flow_key_from_string(argv[1], &port_names, &keybuf),
1036 "odp_flow_key_from_string");
1039 odp_flow_key_format(keybuf.data, keybuf.size, &s);
1040 printf("input flow: %s\n", ds_cstr(&s));
1042 run(odp_flow_key_to_flow(keybuf.data, keybuf.size, &flow),
1043 "odp_flow_key_to_flow");
1044 ofpbuf_uninit(&keybuf);
1046 /* Parse actions. */
1047 ofpbuf_init(&odp_actions, 0);
1048 run(odp_actions_from_string(argv[2], &port_names, &odp_actions),
1049 "odp_actions_from_string");
1053 format_odp_actions(&s, odp_actions.data, odp_actions.size);
1054 printf("input actions: %s\n", ds_cstr(&s));
1057 hmap_init(&actions_per_flow);
1058 NL_ATTR_FOR_EACH (a, left, odp_actions.data, odp_actions.size) {
1059 const struct ovs_action_push_vlan *push;
1060 switch(nl_attr_type(a)) {
1061 case OVS_ACTION_ATTR_POP_VLAN:
1062 flow.vlan_tci = htons(0);
1065 case OVS_ACTION_ATTR_PUSH_VLAN:
1066 push = nl_attr_get_unspec(a, sizeof *push);
1067 flow.vlan_tci = push->vlan_tci;
1071 af = get_actions_for_flow(&actions_per_flow, &flow);
1072 nl_msg_put_unspec(&af->actions, nl_attr_type(a),
1073 nl_attr_get(a), nl_attr_get_size(a));
1076 n_afs = hmap_count(&actions_per_flow);
1077 afs = xmalloc(n_afs * sizeof *afs);
1079 HMAP_FOR_EACH (af, hmap_node, &actions_per_flow) {
1082 ovs_assert(i == n_afs);
1084 qsort(afs, n_afs, sizeof *afs, compare_actions_for_flow);
1086 for (i = 0; i < n_afs; i++) {
1087 const struct actions_for_flow *af = afs[i];
1089 sort_output_actions(af->actions.data, af->actions.size);
1091 if (af->flow.vlan_tci != htons(0)) {
1092 printf("vlan(vid=%"PRIu16",pcp=%d): ",
1093 vlan_tci_to_vid(af->flow.vlan_tci),
1094 vlan_tci_to_pcp(af->flow.vlan_tci));
1096 printf("no vlan: ");
1099 if (af->flow.mpls_depth) {
1100 printf("mpls(label=%"PRIu32",tc=%d,ttl=%d): ",
1101 mpls_lse_to_label(af->flow.mpls_lse),
1102 mpls_lse_to_tc(af->flow.mpls_lse),
1103 mpls_lse_to_ttl(af->flow.mpls_lse));
1105 printf("no mpls: ");
1109 format_odp_actions(&s, af->actions.data, af->actions.size);
1115 static const struct command all_commands[] = {
1116 { "add-dp", 1, INT_MAX, dpctl_add_dp },
1117 { "del-dp", 1, 1, dpctl_del_dp },
1118 { "add-if", 2, INT_MAX, dpctl_add_if },
1119 { "del-if", 2, INT_MAX, dpctl_del_if },
1120 { "set-if", 2, INT_MAX, dpctl_set_if },
1121 { "dump-dps", 0, 0, dpctl_dump_dps },
1122 { "show", 0, INT_MAX, dpctl_show },
1123 { "dump-flows", 0, 1, dpctl_dump_flows },
1124 { "add-flow", 2, 3, dpctl_add_flow },
1125 { "mod-flow", 2, 3, dpctl_mod_flow },
1126 { "del-flow", 1, 2, dpctl_del_flow },
1127 { "del-flows", 0, 1, dpctl_del_flows },
1128 { "help", 0, INT_MAX, dpctl_help },
1130 /* Undocumented commands for testing. */
1131 { "parse-actions", 1, INT_MAX, dpctl_parse_actions },
1132 { "normalize-actions", 2, INT_MAX, dpctl_normalize_actions },
1134 { NULL, 0, 0, NULL },