2 * Copyright (c) 2009, 2010 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.
31 #include "command-line.h"
34 #include "dynamic-string.h"
36 #include "ovsdb-data.h"
37 #include "ovsdb-idl.h"
38 #include "poll-loop.h"
40 #include "vswitchd/vswitch-idl.h"
45 #define THIS_MODULE VLM_vsctl
47 /* --db: The database server to contact. */
48 static const char *db;
50 /* --oneline: Write each command's output as a single line? */
53 /* --dry-run: Do not commit any changes. */
56 /* --no-wait: Wait for ovs-vswitchd to reload its configuration? */
57 static bool wait_for_reload = true;
59 /* --timeout: Time to wait for a connection to 'db'. */
60 static int timeout = 5;
62 static void vsctl_fatal(const char *, ...) PRINTF_FORMAT(1, 2) NO_RETURN;
63 static char *default_db(void);
64 static void usage(void) NO_RETURN;
65 static void parse_options(int argc, char *argv[]);
67 static void check_vsctl_command(int argc, char *argv[]);
68 static void do_vsctl(int argc, char *argv[], struct ovsdb_idl *idl);
71 main(int argc, char *argv[])
73 struct ovsdb_idl *idl;
76 int start, n_commands;
80 set_program_name(argv[0]);
81 signal(SIGPIPE, SIG_IGN);
84 vlog_set_levels(VLM_ANY_MODULE, VLF_CONSOLE, VLL_WARN);
85 vlog_set_levels(VLM_reconnect, VLF_ANY_FACILITY, VLL_WARN);
86 parse_options(argc, argv);
92 /* Log our arguments. This is often valuable for debugging systems. */
94 for (i = 1; i < argc; i++) {
95 ds_put_format(&args, " %s", argv[i]);
97 VLOG_INFO("Called as%s", ds_cstr(&args));
100 /* Do basic command syntax checking. */
102 for (start = i = optind; i <= argc; i++) {
103 if (i == argc || !strcmp(argv[i], "--")) {
105 check_vsctl_command(i - start, &argv[start]);
112 vsctl_fatal("missing command name (use --help for help)");
115 /* Now execute the commands. */
116 idl = ovsdb_idl_create(db, &ovsrec_idl_class);
117 seqno = ovsdb_idl_get_seqno(idl);
120 unsigned int new_seqno;
123 new_seqno = ovsdb_idl_get_seqno(idl);
124 if (new_seqno != seqno) {
126 vsctl_fatal("too many database inconsistency failures");
128 do_vsctl(argc - optind, argv + optind, idl);
138 vsctl_fatal(const char *format, ...)
143 va_start(args, format);
144 message = xvasprintf(format, args);
147 vlog_set_levels(VLM_vsctl, VLF_CONSOLE, VLL_EMER);
148 VLOG_ERR("%s", message);
149 ovs_fatal(0, "%s", message);
153 parse_options(int argc, char *argv[])
156 OPT_DB = UCHAR_MAX + 1,
163 static struct option long_options[] = {
164 {"db", required_argument, 0, OPT_DB},
165 {"no-syslog", no_argument, 0, OPT_NO_SYSLOG},
166 {"no-wait", no_argument, 0, OPT_NO_WAIT},
167 {"dry-run", no_argument, 0, OPT_DRY_RUN},
168 {"oneline", no_argument, 0, OPT_ONELINE},
169 {"timeout", required_argument, 0, 't'},
170 {"help", no_argument, 0, 'h'},
171 {"version", no_argument, 0, 'V'},
180 c = getopt_long(argc, argv, "+v::hVt:", long_options, NULL);
195 vlog_set_levels(VLM_vsctl, VLF_SYSLOG, VLL_WARN);
199 wait_for_reload = false;
210 OVS_PRINT_VERSION(0, 0);
214 timeout = strtoul(optarg, NULL, 10);
216 ovs_fatal(0, "value %s on -t or --timeout is invalid",
239 printf("%s: ovs-vswitchd management utility\n"
240 "usage: %s [OPTIONS] COMMAND [ARG...]\n",
241 program_name, program_name);
242 printf("\nBridge commands:\n"
244 "create a new bridge named BRIDGE\n"
245 " add-br BRIDGE PARENT VLAN "
246 "create new fake bridge BRIDGE in PARENT on VLAN\n"
248 "delete BRIDGE and all of its ports\n"
250 "print the names of all the bridges\n"
252 "test whether BRIDGE exists\n"
253 " br-to-vlan BRIDGE "
254 "print the VLAN which BRIDGE is on\n"
255 " br-to-parent BRIDGE "
256 "print the parent of BRIDGE\n"
257 " br-set-external-id BRIDGE KEY VALUE"
258 " set KEY on BRIDGE to VALUE\n"
259 " br-set-external-id BRIDGE KEY"
260 " unset KEY on BRIDGE\n"
261 " br-get-external-id BRIDGE KEY"
262 " print value of KEY on BRIDGE\n"
263 " br-get-external-id BRIDGE"
264 " list key-value pairs on BRIDGE\n"
266 printf("\nPort commands:\n"
267 " list-ports BRIDGE "
268 "print the names of all the ports on BRIDGE\n"
269 " add-port BRIDGE PORT "
270 "add network device PORT to BRIDGE\n"
271 " add-bond BRIDGE PORT IFACE... "
272 "add new bonded port PORT in BRIDGE from IFACES\n"
273 " del-port [BRIDGE] PORT "
274 "delete PORT (which may be bonded) from BRIDGE\n"
276 "print name of bridge that contains PORT\n"
277 " port-set-external-id PORT KEY VALUE"
278 " set KEY on PORT to VALUE\n"
279 " port-set-external-id PORT KEY"
280 " unset KEY on PORT\n"
281 " port-get-external-id PORT KEY"
282 " print value of KEY on PORT\n"
283 " port-get-external-id PORT"
284 " list key-value pairs on PORT\n"
285 "A bond is considered to be a single port.\n"
287 printf("\nInterface commands (a bond consists of multiple interfaces):\n"
288 " list-ifaces BRIDGE "
289 "print the names of all the interfaces on BRIDGE\n"
290 " iface-to-br IFACE "
291 "print name of bridge that contains IFACE\n"
292 " iface-set-external-id IFACE KEY VALUE"
293 " set KEY on IFACE to VALUE\n"
294 " iface-set-external-id IFACE KEY"
295 " unset KEY on IFACE\n"
296 " iface-get-external-id IFACE KEY"
297 " print value of KEY on IFACE\n"
298 " iface-get-external-id IFACE"
299 " list key-value pairs on IFACE\n"
301 printf("\nController commands:\n"
302 " get-controller [BRIDGE] "
303 "print the controller for BRIDGE\n"
304 " del-controller [BRIDGE] "
305 "delete the controller for BRIDGE\n"
306 " set-controller [BRIDGE] TARGET "
307 "set the controller for BRIDGE to TARGET\n"
308 " get-fail-mode [BRIDGE] "
309 "print the fail-mode for BRIDGE\n"
310 " del-fail-mode [BRIDGE] "
311 "delete the fail-mode for BRIDGE\n"
312 " set-fail-mode [BRIDGE] MODE "
313 "set the fail-mode for BRIDGE to MODE\n"
315 printf("\nSSL commands:\n"
317 "print the SSL configuration\n"
319 "delete the SSL configuration\n"
320 " set-ssl PRIV-KEY CERT CA-CERT "
321 "set the SSL configuration\n"
323 printf("\nOptions:\n"
325 "connect to DATABASE\n"
329 "print exactly one line of output per command\n",
332 printf("\nOther options:\n"
334 "display this help message\n"
336 "display version information\n");
345 def = xasprintf("unix:%s/ovsdb-server", ovs_rundir);
350 struct vsctl_context {
353 struct ovsdb_idl *idl;
354 const struct ovsrec_open_vswitch *ovs;
356 struct shash options;
359 struct vsctl_bridge {
360 struct ovsrec_bridge *br_cfg;
362 struct ovsrec_controller *ctrl;
363 struct vsctl_bridge *parent;
368 struct ovsrec_port *port_cfg;
369 struct vsctl_bridge *bridge;
373 struct ovsrec_interface *iface_cfg;
374 struct vsctl_port *port;
378 struct shash bridges;
381 struct ovsrec_controller *ctrl;
384 static struct ovsdb_idl_txn *
385 txn_from_openvswitch(const struct ovsrec_open_vswitch *ovs)
387 return ovsdb_idl_txn_get(&ovs->header_);
390 static struct vsctl_bridge *
391 add_bridge(struct vsctl_info *b,
392 struct ovsrec_bridge *br_cfg, const char *name,
393 struct vsctl_bridge *parent, int vlan)
395 struct vsctl_bridge *br = xmalloc(sizeof *br);
397 br->name = xstrdup(name);
400 br->ctrl = parent ? parent->br_cfg->controller : br_cfg->controller;
401 shash_add(&b->bridges, br->name, br);
406 port_is_fake_bridge(const struct ovsrec_port *port_cfg)
408 return (port_cfg->fake_bridge
410 && *port_cfg->tag >= 1 && *port_cfg->tag <= 4095);
413 static struct vsctl_bridge *
414 find_vlan_bridge(struct vsctl_info *info,
415 struct vsctl_bridge *parent, int vlan)
417 struct shash_node *node;
419 SHASH_FOR_EACH (node, &info->bridges) {
420 struct vsctl_bridge *br = node->data;
421 if (br->parent == parent && br->vlan == vlan) {
430 free_info(struct vsctl_info *info)
432 struct shash_node *node;
434 SHASH_FOR_EACH (node, &info->bridges) {
435 struct vsctl_bridge *bridge = node->data;
439 shash_destroy(&info->bridges);
441 SHASH_FOR_EACH (node, &info->ports) {
442 struct vsctl_port *port = node->data;
445 shash_destroy(&info->ports);
447 SHASH_FOR_EACH (node, &info->ifaces) {
448 struct vsctl_iface *iface = node->data;
451 shash_destroy(&info->ifaces);
455 get_info(const struct ovsrec_open_vswitch *ovs, struct vsctl_info *info)
457 struct shash bridges, ports;
460 shash_init(&info->bridges);
461 shash_init(&info->ports);
462 shash_init(&info->ifaces);
464 info->ctrl = ovs->controller;
466 shash_init(&bridges);
468 for (i = 0; i < ovs->n_bridges; i++) {
469 struct ovsrec_bridge *br_cfg = ovs->bridges[i];
470 struct vsctl_bridge *br;
473 if (!shash_add_once(&bridges, br_cfg->name, NULL)) {
474 VLOG_WARN("%s: database contains duplicate bridge name",
478 br = add_bridge(info, br_cfg, br_cfg->name, NULL, 0);
483 for (j = 0; j < br_cfg->n_ports; j++) {
484 struct ovsrec_port *port_cfg = br_cfg->ports[j];
486 if (!shash_add_once(&ports, port_cfg->name, NULL)) {
487 VLOG_WARN("%s: database contains duplicate port name",
492 if (port_is_fake_bridge(port_cfg)
493 && shash_add_once(&bridges, port_cfg->name, NULL)) {
494 add_bridge(info, NULL, port_cfg->name, br, *port_cfg->tag);
498 shash_destroy(&bridges);
499 shash_destroy(&ports);
501 shash_init(&bridges);
503 for (i = 0; i < ovs->n_bridges; i++) {
504 struct ovsrec_bridge *br_cfg = ovs->bridges[i];
505 struct vsctl_bridge *br;
508 if (!shash_add_once(&bridges, br_cfg->name, NULL)) {
511 br = shash_find_data(&info->bridges, br_cfg->name);
512 for (j = 0; j < br_cfg->n_ports; j++) {
513 struct ovsrec_port *port_cfg = br_cfg->ports[j];
514 struct vsctl_port *port;
517 if (!shash_add_once(&ports, port_cfg->name, NULL)) {
521 if (port_is_fake_bridge(port_cfg)
522 && !shash_add_once(&bridges, port_cfg->name, NULL)) {
526 port = xmalloc(sizeof *port);
527 port->port_cfg = port_cfg;
529 && *port_cfg->tag >= 1 && *port_cfg->tag <= 4095) {
530 port->bridge = find_vlan_bridge(info, br, *port_cfg->tag);
537 shash_add(&info->ports, port_cfg->name, port);
539 for (k = 0; k < port_cfg->n_interfaces; k++) {
540 struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k];
541 struct vsctl_iface *iface;
543 if (shash_find(&info->ifaces, iface_cfg->name)) {
544 VLOG_WARN("%s: database contains duplicate interface name",
549 iface = xmalloc(sizeof *iface);
550 iface->iface_cfg = iface_cfg;
552 shash_add(&info->ifaces, iface_cfg->name, iface);
556 shash_destroy(&bridges);
557 shash_destroy(&ports);
561 check_conflicts(struct vsctl_info *info, const char *name,
564 struct vsctl_iface *iface;
565 struct vsctl_port *port;
567 if (shash_find(&info->bridges, name)) {
568 vsctl_fatal("%s because a bridge named %s already exists",
572 port = shash_find_data(&info->ports, name);
574 vsctl_fatal("%s because a port named %s already exists on "
575 "bridge %s", msg, name, port->bridge->name);
578 iface = shash_find_data(&info->ifaces, name);
580 vsctl_fatal("%s because an interface named %s already exists "
581 "on bridge %s", msg, name, iface->port->bridge->name);
587 static struct vsctl_bridge *
588 find_bridge(struct vsctl_info *info, const char *name, bool must_exist)
590 struct vsctl_bridge *br = shash_find_data(&info->bridges, name);
591 if (must_exist && !br) {
592 vsctl_fatal("no bridge named %s", name);
597 static struct vsctl_bridge *
598 find_real_bridge(struct vsctl_info *info, const char *name, bool must_exist)
600 struct vsctl_bridge *br = find_bridge(info, name, must_exist);
601 if (br && br->parent) {
602 vsctl_fatal("%s is a fake bridge", name);
607 static struct vsctl_port *
608 find_port(struct vsctl_info *info, const char *name, bool must_exist)
610 struct vsctl_port *port = shash_find_data(&info->ports, name);
611 if (port && !strcmp(name, port->bridge->name)) {
614 if (must_exist && !port) {
615 vsctl_fatal("no port named %s", name);
620 static struct vsctl_iface *
621 find_iface(struct vsctl_info *info, const char *name, bool must_exist)
623 struct vsctl_iface *iface = shash_find_data(&info->ifaces, name);
624 if (iface && !strcmp(name, iface->port->bridge->name)) {
627 if (must_exist && !iface) {
628 vsctl_fatal("no interface named %s", name);
634 bridge_insert_port(struct ovsrec_bridge *br, struct ovsrec_port *port)
636 struct ovsrec_port **ports;
639 ports = xmalloc(sizeof *br->ports * (br->n_ports + 1));
640 for (i = 0; i < br->n_ports; i++) {
641 ports[i] = br->ports[i];
643 ports[br->n_ports] = port;
644 ovsrec_bridge_set_ports(br, ports, br->n_ports + 1);
649 bridge_delete_port(struct ovsrec_bridge *br, struct ovsrec_port *port)
651 struct ovsrec_port **ports;
654 ports = xmalloc(sizeof *br->ports * br->n_ports);
655 for (i = n = 0; i < br->n_ports; i++) {
656 if (br->ports[i] != port) {
657 ports[n++] = br->ports[i];
660 ovsrec_bridge_set_ports(br, ports, n);
665 ovs_insert_bridge(const struct ovsrec_open_vswitch *ovs,
666 struct ovsrec_bridge *bridge)
668 struct ovsrec_bridge **bridges;
671 bridges = xmalloc(sizeof *ovs->bridges * (ovs->n_bridges + 1));
672 for (i = 0; i < ovs->n_bridges; i++) {
673 bridges[i] = ovs->bridges[i];
675 bridges[ovs->n_bridges] = bridge;
676 ovsrec_open_vswitch_set_bridges(ovs, bridges, ovs->n_bridges + 1);
681 ovs_delete_bridge(const struct ovsrec_open_vswitch *ovs,
682 struct ovsrec_bridge *bridge)
684 struct ovsrec_bridge **bridges;
687 bridges = xmalloc(sizeof *ovs->bridges * ovs->n_bridges);
688 for (i = n = 0; i < ovs->n_bridges; i++) {
689 if (ovs->bridges[i] != bridge) {
690 bridges[n++] = ovs->bridges[i];
693 ovsrec_open_vswitch_set_bridges(ovs, bridges, n);
698 cmd_init(struct vsctl_context *ctx UNUSED)
703 cmd_add_br(struct vsctl_context *ctx)
705 const char *br_name = ctx->argv[1];
706 struct vsctl_info info;
708 get_info(ctx->ovs, &info);
709 check_conflicts(&info, br_name,
710 xasprintf("cannot create a bridge named %s", br_name));
712 if (ctx->argc == 2) {
713 struct ovsrec_bridge *br;
714 struct ovsrec_port *port;
715 struct ovsrec_interface *iface;
717 iface = ovsrec_interface_insert(txn_from_openvswitch(ctx->ovs));
718 ovsrec_interface_set_name(iface, br_name);
720 port = ovsrec_port_insert(txn_from_openvswitch(ctx->ovs));
721 ovsrec_port_set_name(port, br_name);
722 ovsrec_port_set_interfaces(port, &iface, 1);
724 br = ovsrec_bridge_insert(txn_from_openvswitch(ctx->ovs));
725 ovsrec_bridge_set_name(br, br_name);
726 ovsrec_bridge_set_ports(br, &port, 1);
728 ovs_insert_bridge(ctx->ovs, br);
729 } else if (ctx->argc == 3) {
730 vsctl_fatal("'%s' command takes exactly 1 or 3 arguments",
732 } else if (ctx->argc == 4) {
733 const char *parent_name = ctx->argv[2];
734 int vlan = atoi(ctx->argv[3]);
735 struct ovsrec_bridge *br;
736 struct vsctl_bridge *parent;
737 struct ovsrec_port *port;
738 struct ovsrec_interface *iface;
741 if (vlan < 1 || vlan > 4095) {
742 vsctl_fatal("%s: vlan must be between 1 and 4095", ctx->argv[0]);
745 parent = find_bridge(&info, parent_name, false);
746 if (parent && parent->vlan) {
747 vsctl_fatal("cannot create bridge with fake bridge as parent");
750 vsctl_fatal("parent bridge %s does not exist", parent_name);
754 iface = ovsrec_interface_insert(txn_from_openvswitch(ctx->ovs));
755 ovsrec_interface_set_name(iface, br_name);
756 ovsrec_interface_set_type(iface, "internal");
758 port = ovsrec_port_insert(txn_from_openvswitch(ctx->ovs));
759 ovsrec_port_set_name(port, br_name);
760 ovsrec_port_set_interfaces(port, &iface, 1);
761 ovsrec_port_set_fake_bridge(port, true);
762 ovsrec_port_set_tag(port, &tag, 1);
764 bridge_insert_port(br, port);
773 del_port(struct vsctl_info *info, struct vsctl_port *port)
775 struct shash_node *node;
777 SHASH_FOR_EACH (node, &info->ifaces) {
778 struct vsctl_iface *iface = node->data;
779 if (iface->port == port) {
780 ovsrec_interface_delete(iface->iface_cfg);
783 ovsrec_port_delete(port->port_cfg);
785 bridge_delete_port((port->bridge->parent
786 ? port->bridge->parent->br_cfg
787 : port->bridge->br_cfg), port->port_cfg);
791 cmd_del_br(struct vsctl_context *ctx)
793 bool must_exist = !shash_find(&ctx->options, "--if-exists");
794 struct vsctl_bridge *bridge;
795 struct vsctl_info info;
797 get_info(ctx->ovs, &info);
798 bridge = find_bridge(&info, ctx->argv[1], must_exist);
800 struct shash_node *node;
802 SHASH_FOR_EACH (node, &info.ports) {
803 struct vsctl_port *port = node->data;
804 if (port->bridge == bridge
805 || !strcmp(port->port_cfg->name, bridge->name)) {
806 del_port(&info, port);
809 if (bridge->br_cfg) {
810 ovsrec_bridge_delete(bridge->br_cfg);
811 ovs_delete_bridge(ctx->ovs, bridge->br_cfg);
818 output_sorted(struct svec *svec, struct ds *output)
824 SVEC_FOR_EACH (i, name, svec) {
825 ds_put_format(output, "%s\n", name);
830 cmd_list_br(struct vsctl_context *ctx)
832 struct shash_node *node;
833 struct vsctl_info info;
836 get_info(ctx->ovs, &info);
839 SHASH_FOR_EACH (node, &info.bridges) {
840 struct vsctl_bridge *br = node->data;
841 svec_add(&bridges, br->name);
843 output_sorted(&bridges, &ctx->output);
844 svec_destroy(&bridges);
850 cmd_br_exists(struct vsctl_context *ctx)
852 struct vsctl_info info;
854 get_info(ctx->ovs, &info);
855 if (!find_bridge(&info, ctx->argv[1], false)) {
861 /* Returns true if 'b_prefix' (of length 'b_prefix_len') concatenated with 'b'
862 * equals 'a', false otherwise. */
864 key_matches(const char *a,
865 const char *b_prefix, size_t b_prefix_len, const char *b)
867 return !strncmp(a, b_prefix, b_prefix_len) && !strcmp(a + b_prefix_len, b);
871 set_external_id(char **old_keys, char **old_values, size_t old_n,
872 char *key, char *value,
873 char ***new_keysp, char ***new_valuesp, size_t *new_np)
880 new_keys = xmalloc(sizeof *new_keys * (old_n + 1));
881 new_values = xmalloc(sizeof *new_values * (old_n + 1));
883 for (i = 0; i < old_n; i++) {
884 if (strcmp(key, old_keys[i])) {
885 new_keys[new_n] = old_keys[i];
886 new_values[new_n] = old_values[i];
891 new_keys[new_n] = key;
892 new_values[new_n] = value;
895 *new_keysp = new_keys;
896 *new_valuesp = new_values;
901 cmd_br_set_external_id(struct vsctl_context *ctx)
903 struct vsctl_info info;
904 struct vsctl_bridge *bridge;
905 char **keys, **values;
908 get_info(ctx->ovs, &info);
909 bridge = find_bridge(&info, ctx->argv[1], true);
910 if (bridge->br_cfg) {
911 set_external_id(bridge->br_cfg->key_external_ids,
912 bridge->br_cfg->value_external_ids,
913 bridge->br_cfg->n_external_ids,
914 ctx->argv[2], ctx->argc >= 4 ? ctx->argv[3] : NULL,
916 ovsrec_bridge_set_external_ids(bridge->br_cfg, keys, values, n);
918 char *key = xasprintf("fake-bridge-%s", ctx->argv[2]);
919 struct vsctl_port *port = shash_find_data(&info.ports, ctx->argv[1]);
920 set_external_id(port->port_cfg->key_external_ids,
921 port->port_cfg->value_external_ids,
922 port->port_cfg->n_external_ids,
923 key, ctx->argc >= 4 ? ctx->argv[3] : NULL,
925 ovsrec_port_set_external_ids(port->port_cfg, keys, values, n);
935 get_external_id(char **keys, char **values, size_t n,
936 const char *prefix, const char *key,
939 size_t prefix_len = strlen(prefix);
944 for (i = 0; i < n; i++) {
945 if (!key && !strncmp(keys[i], prefix, prefix_len)) {
946 svec_add_nocopy(&svec, xasprintf("%s=%s",
947 keys[i] + prefix_len, values[i]));
948 } else if (key_matches(keys[i], prefix, prefix_len, key)) {
949 svec_add(&svec, values[i]);
953 output_sorted(&svec, output);
958 cmd_br_get_external_id(struct vsctl_context *ctx)
960 struct vsctl_info info;
961 struct vsctl_bridge *bridge;
963 get_info(ctx->ovs, &info);
964 bridge = find_bridge(&info, ctx->argv[1], true);
965 if (bridge->br_cfg) {
966 get_external_id(bridge->br_cfg->key_external_ids,
967 bridge->br_cfg->value_external_ids,
968 bridge->br_cfg->n_external_ids,
969 "", ctx->argc >= 3 ? ctx->argv[2] : NULL,
972 struct vsctl_port *port = shash_find_data(&info.ports, ctx->argv[1]);
973 get_external_id(port->port_cfg->key_external_ids,
974 port->port_cfg->value_external_ids,
975 port->port_cfg->n_external_ids,
976 "fake-bridge-", ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output);
983 cmd_list_ports(struct vsctl_context *ctx)
985 struct vsctl_bridge *br;
986 struct shash_node *node;
987 struct vsctl_info info;
990 get_info(ctx->ovs, &info);
991 br = find_bridge(&info, ctx->argv[1], true);
994 SHASH_FOR_EACH (node, &info.ports) {
995 struct vsctl_port *port = node->data;
997 if (strcmp(port->port_cfg->name, br->name) && br == port->bridge) {
998 svec_add(&ports, port->port_cfg->name);
1001 output_sorted(&ports, &ctx->output);
1002 svec_destroy(&ports);
1008 add_port(const struct ovsrec_open_vswitch *ovs,
1009 const char *br_name, const char *port_name, bool fake_iface,
1010 char *iface_names[], int n_ifaces)
1012 struct vsctl_info info;
1013 struct vsctl_bridge *bridge;
1014 struct ovsrec_interface **ifaces;
1015 struct ovsrec_port *port;
1018 get_info(ovs, &info);
1019 check_conflicts(&info, port_name,
1020 xasprintf("cannot create a port named %s", port_name));
1021 /* XXX need to check for conflicts on interfaces too */
1022 bridge = find_bridge(&info, br_name, true);
1024 ifaces = xmalloc(n_ifaces * sizeof *ifaces);
1025 for (i = 0; i < n_ifaces; i++) {
1026 ifaces[i] = ovsrec_interface_insert(txn_from_openvswitch(ovs));
1027 ovsrec_interface_set_name(ifaces[i], iface_names[i]);
1030 port = ovsrec_port_insert(txn_from_openvswitch(ovs));
1031 ovsrec_port_set_name(port, port_name);
1032 ovsrec_port_set_interfaces(port, ifaces, n_ifaces);
1033 ovsrec_port_set_bond_fake_iface(port, fake_iface);
1037 int64_t tag = bridge->vlan;
1038 ovsrec_port_set_tag(port, &tag, 1);
1041 bridge_insert_port((bridge->parent ? bridge->parent->br_cfg
1042 : bridge->br_cfg), port);
1048 cmd_add_port(struct vsctl_context *ctx)
1050 add_port(ctx->ovs, ctx->argv[1], ctx->argv[2], false, &ctx->argv[2], 1);
1054 cmd_add_bond(struct vsctl_context *ctx)
1056 bool fake_iface = shash_find(&ctx->options, "--fake-iface");
1058 add_port(ctx->ovs, ctx->argv[1], ctx->argv[2], fake_iface,
1059 &ctx->argv[3], ctx->argc - 3);
1063 cmd_del_port(struct vsctl_context *ctx)
1065 bool must_exist = !shash_find(&ctx->options, "--if-exists");
1066 struct vsctl_info info;
1068 get_info(ctx->ovs, &info);
1069 if (ctx->argc == 2) {
1070 struct vsctl_port *port = find_port(&info, ctx->argv[1], must_exist);
1072 del_port(&info, port);
1074 } else if (ctx->argc == 3) {
1075 struct vsctl_bridge *bridge = find_bridge(&info, ctx->argv[1], true);
1076 struct vsctl_port *port = find_port(&info, ctx->argv[2], must_exist);
1079 if (port->bridge == bridge) {
1080 del_port(&info, port);
1081 } else if (port->bridge->parent == bridge) {
1082 vsctl_fatal("bridge %s does not have a port %s (although its "
1083 "parent bridge %s does)",
1084 ctx->argv[1], ctx->argv[2], bridge->parent->name);
1086 vsctl_fatal("bridge %s does not have a port %s",
1087 ctx->argv[1], ctx->argv[2]);
1095 cmd_port_to_br(struct vsctl_context *ctx)
1097 struct vsctl_port *port;
1098 struct vsctl_info info;
1100 get_info(ctx->ovs, &info);
1101 port = find_port(&info, ctx->argv[1], true);
1102 ds_put_format(&ctx->output, "%s\n", port->bridge->name);
1107 cmd_port_set_external_id(struct vsctl_context *ctx)
1109 struct vsctl_info info;
1110 struct vsctl_port *port;
1111 char **keys, **values;
1114 get_info(ctx->ovs, &info);
1115 port = find_port(&info, ctx->argv[1], true);
1116 set_external_id(port->port_cfg->key_external_ids,
1117 port->port_cfg->value_external_ids,
1118 port->port_cfg->n_external_ids,
1119 ctx->argv[2], ctx->argc >= 4 ? ctx->argv[3] : NULL,
1120 &keys, &values, &n);
1121 ovsrec_port_set_external_ids(port->port_cfg, keys, values, n);
1129 cmd_port_get_external_id(struct vsctl_context *ctx)
1131 struct vsctl_info info;
1132 struct vsctl_port *port;
1134 get_info(ctx->ovs, &info);
1135 port = find_port(&info, ctx->argv[1], true);
1136 get_external_id(port->port_cfg->key_external_ids,
1137 port->port_cfg->value_external_ids,
1138 port->port_cfg->n_external_ids,
1139 "", ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output);
1144 cmd_br_to_vlan(struct vsctl_context *ctx)
1146 struct vsctl_bridge *bridge;
1147 struct vsctl_info info;
1149 get_info(ctx->ovs, &info);
1150 bridge = find_bridge(&info, ctx->argv[1], true);
1151 ds_put_format(&ctx->output, "%d\n", bridge->vlan);
1156 cmd_br_to_parent(struct vsctl_context *ctx)
1158 struct vsctl_bridge *bridge;
1159 struct vsctl_info info;
1161 get_info(ctx->ovs, &info);
1162 bridge = find_bridge(&info, ctx->argv[1], true);
1163 if (bridge->parent) {
1164 bridge = bridge->parent;
1166 ds_put_format(&ctx->output, "%s\n", bridge->name);
1171 cmd_list_ifaces(struct vsctl_context *ctx)
1173 struct vsctl_bridge *br;
1174 struct shash_node *node;
1175 struct vsctl_info info;
1178 get_info(ctx->ovs, &info);
1179 br = find_bridge(&info, ctx->argv[1], true);
1182 SHASH_FOR_EACH (node, &info.ifaces) {
1183 struct vsctl_iface *iface = node->data;
1185 if (strcmp(iface->iface_cfg->name, br->name)
1186 && br == iface->port->bridge) {
1187 svec_add(&ifaces, iface->iface_cfg->name);
1190 output_sorted(&ifaces, &ctx->output);
1191 svec_destroy(&ifaces);
1197 cmd_iface_to_br(struct vsctl_context *ctx)
1199 struct vsctl_iface *iface;
1200 struct vsctl_info info;
1202 get_info(ctx->ovs, &info);
1203 iface = find_iface(&info, ctx->argv[1], true);
1204 ds_put_format(&ctx->output, "%s\n", iface->port->bridge->name);
1209 cmd_iface_set_external_id(struct vsctl_context *ctx)
1211 struct vsctl_info info;
1212 struct vsctl_iface *iface;
1213 char **keys, **values;
1216 get_info(ctx->ovs, &info);
1217 iface = find_iface(&info, ctx->argv[1], true);
1218 set_external_id(iface->iface_cfg->key_external_ids,
1219 iface->iface_cfg->value_external_ids,
1220 iface->iface_cfg->n_external_ids,
1221 ctx->argv[2], ctx->argc >= 4 ? ctx->argv[3] : NULL,
1222 &keys, &values, &n);
1223 ovsrec_interface_set_external_ids(iface->iface_cfg, keys, values, n);
1231 cmd_iface_get_external_id(struct vsctl_context *ctx)
1233 struct vsctl_info info;
1234 struct vsctl_iface *iface;
1236 get_info(ctx->ovs, &info);
1237 iface = find_iface(&info, ctx->argv[1], true);
1238 get_external_id(iface->iface_cfg->key_external_ids,
1239 iface->iface_cfg->value_external_ids,
1240 iface->iface_cfg->n_external_ids,
1241 "", ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output);
1246 cmd_get_controller(struct vsctl_context *ctx)
1248 struct vsctl_info info;
1250 get_info(ctx->ovs, &info);
1252 if (ctx->argc == 1) {
1253 /* Return the controller from the "Open_vSwitch" table */
1255 ds_put_format(&ctx->output, "%s\n", info.ctrl->target);
1258 /* Return the controller for a particular bridge. */
1259 struct vsctl_bridge *br = find_bridge(&info, ctx->argv[1], true);
1261 /* If no controller is explicitly defined for the requested
1262 * bridge, fallback to the "Open_vSwitch" table's controller. */
1264 ds_put_format(&ctx->output, "%s\n", br->ctrl->target);
1265 } else if (info.ctrl) {
1266 ds_put_format(&ctx->output, "%s\n", info.ctrl->target);
1274 cmd_del_controller(struct vsctl_context *ctx)
1276 struct vsctl_info info;
1278 get_info(ctx->ovs, &info);
1280 if (ctx->argc == 1) {
1282 ovsrec_controller_delete(info.ctrl);
1283 ovsrec_open_vswitch_set_controller(ctx->ovs, NULL);
1286 struct vsctl_bridge *br = find_real_bridge(&info, ctx->argv[1], true);
1289 ovsrec_controller_delete(br->ctrl);
1290 ovsrec_bridge_set_controller(br->br_cfg, NULL);
1298 cmd_set_controller(struct vsctl_context *ctx)
1300 struct vsctl_info info;
1301 struct ovsrec_controller *ctrl;
1303 get_info(ctx->ovs, &info);
1305 if (ctx->argc == 2) {
1306 /* Set the controller in the "Open_vSwitch" table. */
1308 ovsrec_controller_delete(info.ctrl);
1310 ctrl = ovsrec_controller_insert(txn_from_openvswitch(ctx->ovs));
1311 ovsrec_controller_set_target(ctrl, ctx->argv[1]);
1312 ovsrec_open_vswitch_set_controller(ctx->ovs, ctrl);
1314 /* Set the controller for a particular bridge. */
1315 struct vsctl_bridge *br = find_real_bridge(&info, ctx->argv[1], true);
1318 ovsrec_controller_delete(br->ctrl);
1320 ctrl = ovsrec_controller_insert(txn_from_openvswitch(ctx->ovs));
1321 ovsrec_controller_set_target(ctrl, ctx->argv[2]);
1322 ovsrec_bridge_set_controller(br->br_cfg, ctrl);
1329 cmd_get_fail_mode(struct vsctl_context *ctx)
1331 struct vsctl_info info;
1332 const char *fail_mode = NULL;
1334 get_info(ctx->ovs, &info);
1336 if (ctx->argc == 1) {
1337 /* Return the fail-mode from the "Open_vSwitch" table */
1338 if (info.ctrl && info.ctrl->fail_mode) {
1339 fail_mode = info.ctrl->fail_mode;
1342 /* Return the fail-mode for a particular bridge. */
1343 struct vsctl_bridge *br = find_bridge(&info, ctx->argv[1], true);
1345 /* If no controller or fail-mode is explicitly defined for the
1346 * requested bridge, fallback to the "Open_vSwitch" table's
1348 if (br->ctrl && br->ctrl->fail_mode) {
1349 fail_mode = br->ctrl->fail_mode;
1350 } else if (info.ctrl && info.ctrl->fail_mode) {
1351 fail_mode = info.ctrl->fail_mode;
1355 if (fail_mode && strlen(fail_mode)) {
1356 ds_put_format(&ctx->output, "%s\n", fail_mode);
1363 cmd_del_fail_mode(struct vsctl_context *ctx)
1365 struct vsctl_info info;
1367 get_info(ctx->ovs, &info);
1369 if (ctx->argc == 1) {
1370 if (info.ctrl && info.ctrl->fail_mode) {
1371 ovsrec_controller_set_fail_mode(info.ctrl, NULL);
1374 struct vsctl_bridge *br = find_real_bridge(&info, ctx->argv[1], true);
1376 if (br->ctrl && br->ctrl->fail_mode) {
1377 ovsrec_controller_set_fail_mode(br->ctrl, NULL);
1385 cmd_set_fail_mode(struct vsctl_context *ctx)
1387 struct vsctl_info info;
1388 const char *fail_mode;
1390 get_info(ctx->ovs, &info);
1392 fail_mode = (ctx->argc == 2) ? ctx->argv[1] : ctx->argv[2];
1394 if (strcmp(fail_mode, "standalone") && strcmp(fail_mode, "secure")) {
1395 vsctl_fatal("fail-mode must be \"standalone\" or \"secure\"");
1398 if (ctx->argc == 2) {
1399 /* Set the fail-mode in the "Open_vSwitch" table. */
1401 vsctl_fatal("no controller declared");
1403 ovsrec_controller_set_fail_mode(info.ctrl, fail_mode);
1405 struct vsctl_bridge *br = find_real_bridge(&info, ctx->argv[1], true);
1408 vsctl_fatal("no controller declared for %s", br->name);
1410 ovsrec_controller_set_fail_mode(br->ctrl, fail_mode);
1417 cmd_get_ssl(struct vsctl_context *ctx)
1419 struct ovsrec_ssl *ssl = ctx->ovs->ssl;
1422 ds_put_format(&ctx->output, "Private key: %s\n", ssl->private_key);
1423 ds_put_format(&ctx->output, "Certificate: %s\n", ssl->certificate);
1424 ds_put_format(&ctx->output, "CA Certificate: %s\n", ssl->ca_cert);
1425 ds_put_format(&ctx->output, "Bootstrap: %s\n",
1426 ssl->bootstrap_ca_cert ? "true" : "false");
1431 cmd_del_ssl(struct vsctl_context *ctx)
1433 struct ovsrec_ssl *ssl = ctx->ovs->ssl;
1436 ovsrec_ssl_delete(ssl);
1437 ovsrec_open_vswitch_set_ssl(ctx->ovs, NULL);
1442 cmd_set_ssl(struct vsctl_context *ctx)
1444 bool bootstrap = shash_find(&ctx->options, "--bootstrap");
1445 struct ovsrec_ssl *ssl = ctx->ovs->ssl;
1448 ovsrec_ssl_delete(ssl);
1450 ssl = ovsrec_ssl_insert(txn_from_openvswitch(ctx->ovs));
1452 ovsrec_ssl_set_private_key(ssl, ctx->argv[1]);
1453 ovsrec_ssl_set_certificate(ssl, ctx->argv[2]);
1454 ovsrec_ssl_set_ca_cert(ssl, ctx->argv[3]);
1456 ovsrec_ssl_set_bootstrap_ca_cert(ssl, bootstrap);
1458 ovsrec_open_vswitch_set_ssl(ctx->ovs, ssl);
1461 /* Parameter commands. */
1463 /* POSIX extended regular expression for an 8-bit unsigned decimal integer. */
1464 #define OCTET_RE "([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])"
1466 /* POSIX extended regular expression for an IP address. */
1467 #define IP_RE "("OCTET_RE"\\."OCTET_RE"\\."OCTET_RE"\\."OCTET_RE")"
1469 /* POSIX extended regular expression for a netmask. */
1470 #define NETMASK_RE \
1471 "255.255.255."NETMASK_END_RE"|" \
1472 "255.255."NETMASK_END_RE".0|" \
1473 "255."NETMASK_END_RE".0.0|" \
1474 NETMASK_END_RE".0.0.0"
1475 #define NETMASK_END_RE "(255|254|252|248|240|224|192|128|0)"
1477 /* POSIX extended regular expression for an Ethernet address. */
1478 #define XX_RE "[0-9a-fA-F][0-9a-fA-F]"
1479 #define MAC_RE XX_RE":"XX_RE":"XX_RE":"XX_RE":"XX_RE":"XX_RE
1481 /* POSIX extended regular expression for a TCP or UDP port number. */
1485 "[1-9][0-9][0-9]|" \
1486 "[1-9][0-9][0-9][0-9]|" \
1487 "[1-5][0-9][0-9][0-9][0-9]|" \
1488 "6[1-4][0-9][0-9][0-9]|" \
1489 "65[1-4][0-9][0-9]|" \
1494 VSCF_READONLY = 1 << 0,
1495 VSCF_HIDDEN = 1 << 1
1498 struct vsctl_column {
1499 struct ovsdb_idl_column *idl;
1501 const char *constraint;
1504 static const struct vsctl_column bridge_columns[] = {
1505 {&ovsrec_bridge_col_datapath_id, VSCF_READONLY, NULL},
1506 {&ovsrec_bridge_col_name, VSCF_READONLY, NULL},
1507 {&ovsrec_bridge_col_mirrors, VSCF_READONLY, NULL},
1508 {&ovsrec_bridge_col_other_config, 0, NULL},
1509 {&ovsrec_bridge_col_flood_vlans, 0, "[1,4095]"},
1510 {&ovsrec_bridge_col_controller, VSCF_READONLY, NULL},
1511 {&ovsrec_bridge_col_netflow, VSCF_READONLY, NULL},
1512 {&ovsrec_bridge_col_external_ids, 0, NULL},
1513 {&ovsrec_bridge_col_ports, VSCF_READONLY, NULL},
1517 static const struct vsctl_column controller_columns[] = {
1518 {&ovsrec_controller_col_connection_mode, 0, "in-band|out-of-band"},
1519 {&ovsrec_controller_col_controller_burst_limit, 0, "[25,]"},
1520 {&ovsrec_controller_col_controller_rate_limit, 0, "[100,]"},
1521 {&ovsrec_controller_col_discover_accept_regex, 0, NULL},
1522 {&ovsrec_controller_col_discover_update_resolv_conf, 0, NULL},
1523 {&ovsrec_controller_col_fail_mode, 0, "standalone|secure"},
1524 {&ovsrec_controller_col_inactivity_probe, 0, "[5000,]"},
1525 {&ovsrec_controller_col_local_gateway, 0, IP_RE},
1526 {&ovsrec_controller_col_local_ip, 0, IP_RE},
1527 {&ovsrec_controller_col_local_netmask, 0, NETMASK_RE},
1528 {&ovsrec_controller_col_max_backoff, 0, "[1000,]"},
1529 {&ovsrec_controller_col_target, 0, NULL},
1533 static const struct vsctl_column interface_columns[] = {
1534 {&ovsrec_interface_col_external_ids, 0, NULL},
1535 {&ovsrec_interface_col_ingress_policing_burst, 0, "[10,]"},
1536 {&ovsrec_interface_col_ingress_policing_rate, 0, "[100,]"},
1537 {&ovsrec_interface_col_mac, 0, MAC_RE},
1538 {&ovsrec_interface_col_name, VSCF_READONLY, NULL},
1539 {&ovsrec_interface_col_ofport, VSCF_READONLY, NULL},
1540 {&ovsrec_interface_col_options, 0, NULL},
1541 {&ovsrec_interface_col_type, VSCF_READONLY, NULL},
1545 static const struct vsctl_column mirror_columns[] = {
1546 {&ovsrec_mirror_col_name, VSCF_READONLY, NULL},
1547 {&ovsrec_mirror_col_output_port, 0, "Port"},
1548 {&ovsrec_mirror_col_output_vlan, 0, "[1,4095]"},
1549 {&ovsrec_mirror_col_select_dst_port, 0, "Port"},
1550 {&ovsrec_mirror_col_select_src_port, 0, "Port"},
1551 {&ovsrec_mirror_col_select_vlan, 0, "[1,4095]"},
1555 static const struct vsctl_column netflow_columns[] = {
1556 {&ovsrec_netflow_col_active_timeout, 0, "[-1,]"},
1557 {&ovsrec_netflow_col_add_id_to_interface, 0, NULL},
1558 {&ovsrec_netflow_col_targets, 0, IP_RE":"PORT_RE},
1559 {&ovsrec_netflow_col_engine_type, 0, "[0,255]"},
1560 {&ovsrec_netflow_col_engine_id, 0, "[0,255]"},
1564 static const struct vsctl_column open_vswitch_columns[] = {
1565 {&ovsrec_open_vswitch_col_bridges, VSCF_READONLY, NULL},
1566 {&ovsrec_open_vswitch_col_controller, VSCF_READONLY, NULL},
1567 {&ovsrec_open_vswitch_col_cur_cfg, VSCF_HIDDEN, NULL},
1568 {&ovsrec_open_vswitch_col_management_id, 0, "[0-9a-fA-F]{12}"},
1569 {&ovsrec_open_vswitch_col_managers, 0, "p?(ssl|tcp|unix):.*"},
1570 {&ovsrec_open_vswitch_col_next_cfg, VSCF_HIDDEN, NULL},
1571 {&ovsrec_open_vswitch_col_ssl, VSCF_READONLY, NULL},
1575 static const struct vsctl_column port_columns[] = {
1576 {&ovsrec_port_col_bond_updelay, 0, "[0,]"},
1577 {&ovsrec_port_col_bond_downdelay, 0, "[0,]"},
1578 {&ovsrec_port_col_bond_fake_iface, VSCF_READONLY, NULL},
1579 {&ovsrec_port_col_external_ids, 0, NULL},
1580 {&ovsrec_port_col_fake_bridge, VSCF_READONLY, NULL},
1581 {&ovsrec_port_col_interfaces, VSCF_READONLY, NULL},
1582 {&ovsrec_port_col_mac, 0, MAC_RE},
1583 {&ovsrec_port_col_name, VSCF_READONLY, NULL},
1584 {&ovsrec_port_col_other_config, 0, NULL},
1585 {&ovsrec_port_col_tag, 0, "[0,4095]"},
1586 {&ovsrec_port_col_trunks, 0, "[0,4095]"},
1590 static const struct vsctl_column ssl_columns[] = {
1591 {&ovsrec_ssl_col_bootstrap_ca_cert, 0, NULL},
1592 {&ovsrec_ssl_col_ca_cert, 0, NULL},
1593 {&ovsrec_ssl_col_certificate, 0, NULL},
1594 {&ovsrec_ssl_col_private_key, 0, NULL},
1598 struct vsctl_row_id {
1599 const struct ovsdb_idl_table_class *table;
1600 const struct ovsdb_idl_column *name_column;
1601 const struct ovsdb_idl_column *uuid_column;
1604 struct vsctl_table_class {
1605 struct ovsdb_idl_table_class *class;
1606 const struct vsctl_column *columns;
1607 struct vsctl_row_id row_ids[2];
1610 static const struct vsctl_table_class tables[] = {
1611 {&ovsrec_table_bridge, bridge_columns,
1612 {{&ovsrec_table_bridge, &ovsrec_bridge_col_name, NULL},
1613 {NULL, NULL, NULL}}},
1615 {&ovsrec_table_controller, controller_columns,
1616 {{&ovsrec_table_bridge,
1617 &ovsrec_bridge_col_name,
1618 &ovsrec_bridge_col_controller},
1619 {&ovsrec_table_open_vswitch,
1621 &ovsrec_open_vswitch_col_controller}}},
1623 {&ovsrec_table_interface, interface_columns,
1624 {{&ovsrec_table_interface, &ovsrec_interface_col_name, NULL},
1625 {NULL, NULL, NULL}}},
1627 {&ovsrec_table_mirror, mirror_columns,
1628 {{&ovsrec_table_mirror, &ovsrec_mirror_col_name, NULL},
1629 {NULL, NULL, NULL}}},
1631 {&ovsrec_table_netflow, netflow_columns,
1632 {{&ovsrec_table_bridge,
1633 &ovsrec_bridge_col_name,
1634 &ovsrec_bridge_col_netflow},
1635 {NULL, NULL, NULL}}},
1637 {&ovsrec_table_open_vswitch, open_vswitch_columns,
1638 {{&ovsrec_table_open_vswitch, NULL, NULL},
1639 {NULL, NULL, NULL}}},
1641 {&ovsrec_table_port, port_columns,
1642 {{&ovsrec_table_port, &ovsrec_port_col_name, NULL},
1643 {NULL, NULL, NULL}}},
1645 {&ovsrec_table_ssl, ssl_columns,
1646 {{&ovsrec_table_open_vswitch, NULL, &ovsrec_open_vswitch_col_ssl}}},
1648 {NULL, NULL, {{NULL, NULL, NULL}, {NULL, NULL, NULL}}}
1652 die_if_error(char *error)
1655 ovs_fatal(0, "%s", error);
1660 to_lower_and_underscores(unsigned c)
1662 return c == '-' ? '_' : tolower(c);
1666 score_partial_match(const char *name, const char *s)
1670 if (!strcmp(name, s)) {
1673 for (score = 0; ; score++, name++, s++) {
1674 if (to_lower_and_underscores(*name) != to_lower_and_underscores(*s)) {
1676 } else if (*name == '\0') {
1677 return UINT_MAX - 1;
1680 return *s == '\0' ? score : 0;
1683 static const struct vsctl_table_class *
1684 get_table(const char *table_name)
1686 const struct vsctl_table_class *table;
1687 const struct vsctl_table_class *best_match = NULL;
1688 unsigned int best_score = 0;
1690 for (table = tables; table->class; table++) {
1691 unsigned int score = score_partial_match(table->class->name,
1693 if (score > best_score) {
1696 } else if (score == best_score) {
1702 } else if (best_score) {
1703 ovs_fatal(0, "multiple table names match \"%s\"", table_name);
1705 ovs_fatal(0, "unknown table \"%s\"", table_name);
1709 static const struct ovsdb_idl_row *
1710 get_row_by_id(struct vsctl_context *ctx, const struct vsctl_table_class *table,
1711 const struct vsctl_row_id *id, const char *record_id)
1713 const struct ovsdb_idl_row *referrer, *final;
1719 if (!id->name_column) {
1720 if (strcmp(record_id, ".")) {
1723 referrer = ovsdb_idl_first_row(ctx->idl, id->table);
1724 if (!referrer || ovsdb_idl_next_row(referrer)) {
1728 const struct ovsdb_idl_row *row;
1729 unsigned int best_score = 0;
1731 /* It might make sense to relax this assertion. */
1732 assert(id->name_column->type.key_type == OVSDB_TYPE_STRING);
1735 for (row = ovsdb_idl_first_row(ctx->idl, id->table);
1736 row != NULL && best_score != UINT_MAX;
1737 row = ovsdb_idl_next_row(row))
1739 struct ovsdb_datum name;
1741 ovsdb_idl_txn_read(row, id->name_column, &name);
1743 unsigned int score = score_partial_match(name.keys[0].string,
1745 if (score > best_score) {
1748 } else if (score == best_score) {
1752 ovsdb_datum_destroy(&name, &id->name_column->type);
1760 if (id->uuid_column) {
1761 struct ovsdb_datum uuid;
1763 assert(id->uuid_column->type.key_type == OVSDB_TYPE_UUID);
1764 assert(id->uuid_column->type.value_type == OVSDB_TYPE_VOID);
1766 ovsdb_idl_txn_read(referrer, id->uuid_column, &uuid);
1768 final = ovsdb_idl_get_row_for_uuid(ctx->idl, table->class,
1769 &uuid.keys[0].uuid);
1771 ovsdb_datum_destroy(&uuid, &id->uuid_column->type);
1779 static const struct ovsdb_idl_row *
1780 get_row(struct vsctl_context *ctx,
1781 const struct vsctl_table_class *table, const char *record_id)
1783 const struct ovsdb_idl_row *row;
1786 if (uuid_from_string(&uuid, record_id)) {
1787 row = ovsdb_idl_get_row_for_uuid(ctx->idl, table->class, &uuid);
1791 for (i = 0; i < ARRAY_SIZE(table->row_ids); i++) {
1792 row = get_row_by_id(ctx, table, &table->row_ids[i], record_id);
1799 ovs_fatal(0, "no row \"%s\" in table %s",
1800 record_id, table->class->name);
1806 get_column(const struct vsctl_table_class *table, const char *column_name,
1807 const struct vsctl_column **columnp)
1809 const struct vsctl_column *column;
1810 const struct vsctl_column *best_match = NULL;
1811 unsigned int best_score = 0;
1813 for (column = table->columns; column->idl; column++) {
1814 if (!(column->flags & VSCF_HIDDEN)) {
1815 unsigned int score = score_partial_match(column->idl->name,
1817 if (score > best_score) {
1818 best_match = column;
1820 } else if (score == best_score) {
1826 *columnp = best_match;
1829 } else if (best_score) {
1830 return xasprintf("%s contains more than one column whose name "
1831 "matches \"%s\"", table->class->name, column_name);
1833 return xasprintf("%s does not contain a column whose name matches "
1834 "\"%s\"", table->class->name, column_name);
1838 static char * WARN_UNUSED_RESULT
1839 parse_column_key_value(const char *arg, const struct vsctl_table_class *table,
1840 const struct vsctl_column **columnp,
1841 char **keyp, char **valuep)
1843 const char *p = arg;
1846 assert(columnp || keyp);
1854 /* Parse column name. */
1858 error = ovsdb_token_parse(&arg, &column_name);
1862 if (column_name[0] == '\0') {
1864 error = xasprintf("%s: missing column name", arg);
1867 error = get_column(table, column_name, columnp);
1874 /* Parse key string. */
1875 if (*p == ':' || !columnp) {
1879 error = xasprintf("%s: key not accepted here", arg);
1882 error = ovsdb_token_parse(&p, keyp);
1890 /* Parse value string. */
1893 error = xasprintf("%s: value not accepted here", arg);
1896 *valuep = xstrdup(p + 1);
1902 error = xasprintf("%s: trailing garbage in argument at offset %td",
1925 cmd_get(struct vsctl_context *ctx)
1927 const char *table_name = ctx->argv[1];
1928 const char *record_id = ctx->argv[2];
1929 const struct vsctl_table_class *table;
1930 const struct ovsdb_idl_row *row;
1931 struct ds *out = &ctx->output;
1934 table = get_table(table_name);
1935 row = get_row(ctx, table, record_id);
1936 for (i = 3; i < ctx->argc; i++) {
1937 const struct vsctl_column *column;
1938 struct ovsdb_datum datum;
1941 die_if_error(parse_column_key_value(ctx->argv[i], table,
1942 &column, &key_string, NULL));
1944 ovsdb_idl_txn_read(row, column->idl, &datum);
1946 union ovsdb_atom key;
1949 if (column->idl->type.value_type == OVSDB_TYPE_VOID) {
1950 ovs_fatal(0, "cannot specify key to get for non-map column %s",
1954 die_if_error(ovsdb_atom_from_string(&key,
1955 column->idl->type.key_type,
1958 idx = ovsdb_datum_find_key(&datum, &key,
1959 column->idl->type.key_type);
1960 if (idx == UINT_MAX) {
1961 ovs_fatal(0, "no key %s in %s record \"%s\" column %s",
1962 key_string, table_name, record_id,
1966 ovsdb_atom_to_string(&datum.values[idx],
1967 column->idl->type.value_type, out);
1969 ovsdb_atom_destroy(&key, column->idl->type.key_type);
1971 ovsdb_datum_to_string(&datum, &column->idl->type, out);
1973 ds_put_char(out, '\n');
1974 ovsdb_datum_destroy(&datum, &column->idl->type);
1981 list_record(const struct vsctl_table_class *table,
1982 const struct ovsdb_idl_row *row, struct ds *out)
1984 const struct vsctl_column *column;
1986 ds_put_format(out, "%-20s (RO): "UUID_FMT"\n", "_uuid",
1987 UUID_ARGS(&row->uuid));
1988 for (column = table->columns; column->idl; column++) {
1989 struct ovsdb_datum datum;
1991 if (column->flags & VSCF_HIDDEN) {
1995 ovsdb_idl_txn_read(row, column->idl, &datum);
1997 ds_put_format(out, "%-20s (%s): ", column->idl->name,
1998 column->flags & VSCF_READONLY ? "RO" : "RW");
1999 ovsdb_datum_to_string(&datum, &column->idl->type, out);
2000 ds_put_char(out, '\n');
2002 ovsdb_datum_destroy(&datum, &column->idl->type);
2007 cmd_list(struct vsctl_context *ctx)
2009 const char *table_name = ctx->argv[1];
2010 const struct vsctl_table_class *table;
2011 struct ds *out = &ctx->output;
2014 table = get_table(table_name);
2015 if (ctx->argc > 2) {
2016 for (i = 2; i < ctx->argc; i++) {
2018 ds_put_char(out, '\n');
2020 list_record(table, get_row(ctx, table, ctx->argv[i]), out);
2023 const struct ovsdb_idl_row *row;
2026 for (row = ovsdb_idl_first_row(ctx->idl, table->class), first = true;
2028 row = ovsdb_idl_next_row(row), first = false) {
2030 ds_put_char(out, '\n');
2032 list_record(table, row, out);
2038 check_string_constraint(const struct ovsdb_datum *datum,
2039 const char *constraint)
2046 regex = xasprintf("^%s$", constraint);
2047 retval = regcomp(&re, regex, REG_NOSUB | REG_EXTENDED);
2049 size_t length = regerror(retval, &re, NULL, 0);
2050 char *buffer = xmalloc(length);
2051 regerror(retval, &re, buffer, length);
2052 ovs_fatal(0, "internal error compiling regular expression %s: %s",
2056 for (i = 0; i < datum->n; i++) {
2057 const char *key = datum->keys[i].string;
2058 if (regexec(&re, key, 0, NULL, 0)) {
2059 ovs_fatal(0, "%s is not valid (it does not match %s)", key, regex);
2067 check_integer_constraint(const struct ovsdb_datum *datum,
2068 const char *constraint)
2074 sscanf(constraint, "[%"SCNd64",%"SCNd64"]%n", &min, &max, &n);
2076 sscanf(constraint, "[%"SCNd64",]%n", &min, &n);
2078 sscanf(constraint, "[,%"SCNd64"]%n", &max, &n);
2080 VLOG_DBG("internal error: bad integer contraint \"%s\"",
2091 for (i = 0; i < datum->n; i++) {
2092 int64_t value = datum->keys[i].integer;
2093 if (value < min || value > max) {
2094 if (max == INT64_MAX) {
2095 ovs_fatal(0, "%"PRId64" is less than the minimum "
2096 "allowed value %"PRId64, value, min);
2097 } else if (min == INT64_MIN) {
2098 ovs_fatal(0, "%"PRId64" is greater than the maximum "
2099 "allowed value %"PRId64, value, max);
2101 ovs_fatal(0, "%"PRId64" is outside the valid range %"PRId64" "
2102 "to %"PRId64" (inclusive)", value, min, max);
2109 check_constraint(const struct ovsdb_datum *datum,
2110 const struct ovsdb_type *type, const char *constraint)
2112 if (constraint && datum->n) {
2113 if (type->key_type == OVSDB_TYPE_STRING) {
2114 check_string_constraint(datum, constraint);
2115 } else if (type->key_type == OVSDB_TYPE_INTEGER) {
2116 check_integer_constraint(datum, constraint);
2122 cmd_set(struct vsctl_context *ctx)
2124 const char *table_name = ctx->argv[1];
2125 const char *record_id = ctx->argv[2];
2126 const struct vsctl_table_class *table;
2127 const struct ovsdb_idl_row *row;
2128 struct ds *out = &ctx->output;
2131 table = get_table(table_name);
2132 row = get_row(ctx, table, record_id);
2133 for (i = 3; i < ctx->argc; i++) {
2134 const struct vsctl_column *column;
2135 char *key_string, *value_string;
2138 error = parse_column_key_value(ctx->argv[i], table,
2139 &column, &key_string, &value_string);
2140 die_if_error(error);
2141 if (column->flags & VSCF_READONLY) {
2142 ovs_fatal(0, "%s: cannot modify read-only column %s in table %s",
2143 ctx->argv[i], column->idl->name, table_name);
2145 if (!value_string) {
2146 ovs_fatal(0, "%s: missing value", ctx->argv[i]);
2150 union ovsdb_atom key, value;
2151 struct ovsdb_datum old, new;
2153 if (column->idl->type.value_type == OVSDB_TYPE_VOID) {
2154 ovs_fatal(0, "cannot specify key to set for non-map column %s",
2158 die_if_error(ovsdb_atom_from_string(&key,
2159 column->idl->type.key_type,
2161 die_if_error(ovsdb_atom_from_string(&value,
2162 column->idl->type.value_type,
2165 ovsdb_datum_init_empty(&new);
2166 ovsdb_datum_add_unsafe(&new, &key, &value, &column->idl->type);
2168 ovsdb_idl_txn_read(row, column->idl, &old);
2169 ovsdb_datum_union(&old, &new, &column->idl->type, true);
2170 ovsdb_idl_txn_write(row, column->idl, &old);
2172 ovsdb_datum_destroy(&new, &column->idl->type);
2174 struct ovsdb_datum datum;
2176 die_if_error(ovsdb_datum_from_string(&datum, &column->idl->type,
2178 check_constraint(&datum, &column->idl->type, column->constraint);
2179 ovsdb_idl_txn_write(row, column->idl, &datum);
2181 ds_put_char(out, '\n');
2188 cmd_add(struct vsctl_context *ctx)
2190 const char *table_name = ctx->argv[1];
2191 const char *record_id = ctx->argv[2];
2192 const char *column_name = ctx->argv[3];
2193 const struct vsctl_table_class *table;
2194 const struct vsctl_column *column;
2195 const struct ovsdb_idl_row *row;
2196 const struct ovsdb_type *type;
2197 struct ovsdb_datum old;
2200 table = get_table(table_name);
2201 row = get_row(ctx, table, record_id);
2202 die_if_error(get_column(table, column_name, &column));
2203 type = &column->idl->type;
2204 ovsdb_idl_txn_read(row, column->idl, &old);
2205 for (i = 4; i < ctx->argc; i++) {
2206 struct ovsdb_type add_type;
2207 struct ovsdb_datum add;
2209 if (column->flags & VSCF_READONLY) {
2210 ovs_fatal(0, "%s: cannot modify read-only column %s in table %s",
2211 ctx->argv[i], column->idl->name, table_name);
2216 add_type.n_max = UINT_MAX;
2217 die_if_error(ovsdb_datum_from_string(&add, &add_type, ctx->argv[i]));
2218 ovsdb_datum_union(&old, &add, type, false);
2219 ovsdb_datum_destroy(&add, type);
2221 if (old.n > type->n_max) {
2222 ovs_fatal(0, "\"add\" operation would put %u %s in column %s of "
2223 "table %s but at most %u are allowed",
2225 type->value_type == OVSDB_TYPE_VOID ? "values" : "pairs",
2226 column->idl->name, table_name, type->n_max);
2228 ovsdb_idl_txn_write(row, column->idl, &old);
2232 cmd_remove(struct vsctl_context *ctx)
2234 const char *table_name = ctx->argv[1];
2235 const char *record_id = ctx->argv[2];
2236 const char *column_name = ctx->argv[3];
2237 const struct vsctl_table_class *table;
2238 const struct vsctl_column *column;
2239 const struct ovsdb_idl_row *row;
2240 const struct ovsdb_type *type;
2241 struct ovsdb_datum old;
2244 table = get_table(table_name);
2245 row = get_row(ctx, table, record_id);
2246 die_if_error(get_column(table, column_name, &column));
2247 type = &column->idl->type;
2248 ovsdb_idl_txn_read(row, column->idl, &old);
2249 for (i = 4; i < ctx->argc; i++) {
2250 struct ovsdb_type rm_type;
2251 struct ovsdb_datum rm;
2254 if (column->flags & VSCF_READONLY) {
2255 ovs_fatal(0, "%s: cannot modify read-only column %s in table %s",
2256 ctx->argv[i], column->idl->name, table_name);
2261 rm_type.n_max = UINT_MAX;
2262 error = ovsdb_datum_from_string(&rm, &rm_type, ctx->argv[i]);
2263 if (error && ovsdb_type_is_map(&rm_type)) {
2265 rm_type.value_type = OVSDB_TYPE_VOID;
2266 die_if_error(ovsdb_datum_from_string(&rm, &rm_type, ctx->argv[i]));
2268 ovsdb_datum_subtract(&old, type, &rm, &rm_type);
2269 ovsdb_datum_destroy(&rm, &rm_type);
2271 if (old.n < type->n_min) {
2272 ovs_fatal(0, "\"remove\" operation would put %u %s in column %s of "
2273 "table %s but at least %u are required",
2275 type->value_type == OVSDB_TYPE_VOID ? "values" : "pairs",
2276 column->idl->name, table_name, type->n_min);
2278 ovsdb_idl_txn_write(row, column->idl, &old);
2282 cmd_clear(struct vsctl_context *ctx)
2284 const char *table_name = ctx->argv[1];
2285 const char *record_id = ctx->argv[2];
2286 const struct vsctl_table_class *table;
2287 const struct ovsdb_idl_row *row;
2290 table = get_table(table_name);
2291 row = get_row(ctx, table, record_id);
2292 for (i = 3; i < ctx->argc; i++) {
2293 const struct vsctl_column *column;
2294 const struct ovsdb_type *type;
2295 struct ovsdb_datum datum;
2297 die_if_error(get_column(table, ctx->argv[i], &column));
2299 type = &column->idl->type;
2300 if (column->flags & VSCF_READONLY) {
2301 ovs_fatal(0, "%s: cannot modify read-only column %s in table %s",
2302 ctx->argv[i], column->idl->name, table_name);
2303 } else if (type->n_min > 0) {
2304 ovs_fatal(0, "\"clear\" operation cannot be applied to column %s "
2305 "of table %s, which is not allowed to be empty",
2306 column->idl->name, table_name);
2309 ovsdb_datum_init_empty(&datum);
2310 ovsdb_idl_txn_write(row, column->idl, &datum);
2314 typedef void vsctl_handler_func(struct vsctl_context *);
2316 struct vsctl_command {
2320 vsctl_handler_func *handler;
2321 const char *options;
2324 static void run_vsctl_command(int argc, char *argv[],
2325 const struct ovsrec_open_vswitch *,
2326 struct ovsdb_idl *, struct ds *output);
2328 static struct json *
2329 where_uuid_equals(const struct uuid *uuid)
2332 json_array_create_1(
2333 json_array_create_3(
2334 json_string_create("_uuid"),
2335 json_string_create("=="),
2336 json_array_create_2(
2337 json_string_create("uuid"),
2338 json_string_create_nocopy(
2339 xasprintf(UUID_FMT, UUID_ARGS(uuid))))));
2343 do_vsctl(int argc, char *argv[], struct ovsdb_idl *idl)
2345 struct ovsdb_idl_txn *txn;
2346 const struct ovsrec_open_vswitch *ovs;
2347 enum ovsdb_idl_txn_status status;
2348 struct ds comment, *output;
2349 int64_t next_cfg = 0;
2353 txn = ovsdb_idl_txn_create(idl);
2355 ovsdb_idl_txn_set_dry_run(txn);
2359 ds_put_cstr(&comment, "ovs-vsctl:");
2360 for (i = 0; i < argc; i++) {
2361 ds_put_format(&comment, " %s", argv[i]);
2363 ovsdb_idl_txn_add_comment(txn, ds_cstr(&comment));
2364 ds_destroy(&comment);
2366 ovs = ovsrec_open_vswitch_first(idl);
2368 /* XXX add verification that table is empty */
2369 ovs = ovsrec_open_vswitch_insert(txn);
2372 if (wait_for_reload) {
2373 struct json *where = where_uuid_equals(&ovs->header_.uuid);
2374 ovsdb_idl_txn_increment(txn, "Open_vSwitch", "next_cfg", where);
2375 json_destroy(where);
2378 output = xmalloc(argc * sizeof *output);
2380 for (start = i = 0; i <= argc; i++) {
2381 if (i == argc || !strcmp(argv[i], "--")) {
2383 ds_init(&output[n_output]);
2384 run_vsctl_command(i - start, &argv[start], ovs, idl,
2385 &output[n_output++]);
2391 while ((status = ovsdb_idl_txn_commit(txn)) == TXN_INCOMPLETE) {
2393 ovsdb_idl_wait(idl);
2394 ovsdb_idl_txn_wait(txn);
2397 if (wait_for_reload && status == TXN_SUCCESS) {
2398 next_cfg = ovsdb_idl_txn_get_increment_new_value(txn);
2400 ovsdb_idl_txn_destroy(txn);
2403 case TXN_INCOMPLETE:
2407 /* Should not happen--we never call ovsdb_idl_txn_abort(). */
2408 vsctl_fatal("transaction aborted");
2415 for (i = 0; i < n_output; i++) {
2416 ds_destroy(&output[i]);
2421 vsctl_fatal("transaction error");
2427 for (i = 0; i < n_output; i++) {
2428 struct ds *ds = &output[i];
2433 for (j = 0; j < ds->length; j++) {
2434 int c = ds->string[j];
2437 fputs("\\n", stdout);
2441 fputs("\\\\", stdout);
2450 fputs(ds_cstr(ds), stdout);
2454 if (wait_for_reload && status != TXN_UNCHANGED) {
2456 const struct ovsrec_open_vswitch *ovs;
2459 OVSREC_OPEN_VSWITCH_FOR_EACH (ovs, idl) {
2460 if (ovs->cur_cfg >= next_cfg) {
2464 ovsdb_idl_wait(idl);
2473 static vsctl_handler_func *
2474 get_vsctl_handler(int argc, char *argv[], struct vsctl_context *ctx)
2476 static const struct vsctl_command all_commands[] = {
2477 /* Open vSwitch commands. */
2478 {"init", 0, 0, cmd_init, ""},
2480 /* Bridge commands. */
2481 {"add-br", 1, 3, cmd_add_br, ""},
2482 {"del-br", 1, 1, cmd_del_br, "--if-exists"},
2483 {"list-br", 0, 0, cmd_list_br, ""},
2484 {"br-exists", 1, 1, cmd_br_exists, ""},
2485 {"br-to-vlan", 1, 1, cmd_br_to_vlan, ""},
2486 {"br-to-parent", 1, 1, cmd_br_to_parent, ""},
2487 {"br-set-external-id", 2, 3, cmd_br_set_external_id, ""},
2488 {"br-get-external-id", 1, 2, cmd_br_get_external_id, ""},
2490 /* Port commands. */
2491 {"list-ports", 1, 1, cmd_list_ports, ""},
2492 {"add-port", 2, 2, cmd_add_port, ""},
2493 {"add-bond", 4, INT_MAX, cmd_add_bond, "--fake-iface"},
2494 {"del-port", 1, 2, cmd_del_port, "--if-exists"},
2495 {"port-to-br", 1, 1, cmd_port_to_br, ""},
2496 {"port-set-external-id", 2, 3, cmd_port_set_external_id, ""},
2497 {"port-get-external-id", 1, 2, cmd_port_get_external_id, ""},
2499 /* Interface commands. */
2500 {"list-ifaces", 1, 1, cmd_list_ifaces, ""},
2501 {"iface-to-br", 1, 1, cmd_iface_to_br, ""},
2502 {"iface-set-external-id", 2, 3, cmd_iface_set_external_id, ""},
2503 {"iface-get-external-id", 1, 2, cmd_iface_get_external_id, ""},
2505 /* Controller commands. */
2506 {"get-controller", 0, 1, cmd_get_controller, ""},
2507 {"del-controller", 0, 1, cmd_del_controller, ""},
2508 {"set-controller", 1, 2, cmd_set_controller, ""},
2509 {"get-fail-mode", 0, 1, cmd_get_fail_mode, ""},
2510 {"del-fail-mode", 0, 1, cmd_del_fail_mode, ""},
2511 {"set-fail-mode", 1, 2, cmd_set_fail_mode, ""},
2514 {"get-ssl", 0, 0, cmd_get_ssl, ""},
2515 {"del-ssl", 0, 0, cmd_del_ssl, ""},
2516 {"set-ssl", 3, 3, cmd_set_ssl, "--bootstrap"},
2518 /* Parameter commands. */
2519 {"get", 3, INT_MAX, cmd_get, ""},
2520 {"list", 1, INT_MAX, cmd_list, ""},
2521 {"set", 3, INT_MAX, cmd_set, ""},
2522 {"add", 4, INT_MAX, cmd_add, ""},
2523 {"remove", 4, INT_MAX, cmd_remove, ""},
2524 {"clear", 3, INT_MAX, cmd_clear, ""},
2527 const struct vsctl_command *p;
2530 shash_init(&ctx->options);
2531 for (i = 0; i < argc; i++) {
2532 if (argv[i][0] != '-') {
2535 if (!shash_add_once(&ctx->options, argv[i], NULL)) {
2536 vsctl_fatal("'%s' option specified multiple times", argv[i]);
2540 vsctl_fatal("missing command name");
2543 for (p = all_commands; p < &all_commands[ARRAY_SIZE(all_commands)]; p++) {
2544 if (!strcmp(p->name, argv[i])) {
2545 struct shash_node *node;
2548 SHASH_FOR_EACH (node, &ctx->options) {
2549 const char *s = strstr(p->options, node->name);
2550 int end = s ? s[strlen(node->name)] : EOF;
2551 if (end != ',' && end != ' ' && end != '\0') {
2552 vsctl_fatal("'%s' command has no '%s' option",
2553 argv[i], node->name);
2557 n_arg = argc - i - 1;
2558 if (n_arg < p->min_args) {
2559 vsctl_fatal("'%s' command requires at least %d arguments",
2560 p->name, p->min_args);
2561 } else if (n_arg > p->max_args) {
2562 vsctl_fatal("'%s' command takes at most %d arguments",
2563 p->name, p->max_args);
2565 ctx->argc = n_arg + 1;
2566 ctx->argv = &argv[i];
2572 vsctl_fatal("unknown command '%s'; use --help for help", argv[i]);
2576 check_vsctl_command(int argc, char *argv[])
2578 struct vsctl_context ctx;
2580 get_vsctl_handler(argc, argv, &ctx);
2581 shash_destroy(&ctx.options);
2585 run_vsctl_command(int argc, char *argv[],
2586 const struct ovsrec_open_vswitch *ovs,
2587 struct ovsdb_idl *idl, struct ds *output)
2589 vsctl_handler_func *function;
2590 struct vsctl_context ctx;
2592 function = get_vsctl_handler(argc, argv, &ctx);
2595 ds_init(&ctx.output);
2597 *output = ctx.output;
2598 shash_destroy(&ctx.options);