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.
30 #include "command-line.h"
33 #include "dynamic-string.h"
35 #include "ovsdb-data.h"
36 #include "ovsdb-idl.h"
37 #include "poll-loop.h"
39 #include "stream-ssl.h"
41 #include "vswitchd/vswitch-idl.h"
46 VLOG_DEFINE_THIS_MODULE(vsctl);
48 /* vsctl_fatal() also logs the error, so it is preferred in this file. */
49 #define ovs_fatal please_use_vsctl_fatal_instead_of_ovs_fatal
53 /* A command supported by ovs-vsctl. */
54 struct vsctl_command_syntax {
55 const char *name; /* e.g. "add-br" */
56 int min_args; /* Min number of arguments following name. */
57 int max_args; /* Max number of arguments following name. */
59 /* If nonnull, calls ovsdb_idl_add_column() or ovsdb_idl_add_table() for
60 * each column or table in ctx->idl that it uses. */
61 void (*prerequisites)(struct vsctl_context *ctx);
63 /* Does the actual work of the command and puts the command's output, if
64 * any, in ctx->output.
66 * Alternatively, if some prerequisite of the command is not met and the
67 * caller should wait for something to change and then retry, it may set
68 * ctx->try_again to true. (Only the "wait-until" command currently does
70 void (*run)(struct vsctl_context *ctx);
72 /* If nonnull, called after the transaction has been successfully
73 * committed. ctx->output is the output from the "run" function, which
74 * this function may modify and otherwise postprocess as needed. (Only the
75 * "create" command currently does any postprocessing.) */
76 void (*postprocess)(struct vsctl_context *ctx);
78 /* A comma-separated list of supported options, e.g. "--a,--b", or the
79 * empty string if the command does not support any options. */
81 enum { RO, RW } mode; /* Does this command modify the database? */
84 struct vsctl_command {
85 /* Data that remains constant after initialization. */
86 const struct vsctl_command_syntax *syntax;
91 /* Data modified by commands. */
95 /* --db: The database server to contact. */
96 static const char *db;
98 /* --oneline: Write each command's output as a single line? */
101 /* --dry-run: Do not commit any changes. */
104 /* --no-wait: Wait for ovs-vswitchd to reload its configuration? */
105 static bool wait_for_reload = true;
107 /* --timeout: Time to wait for a connection to 'db'. */
110 /* All supported commands. */
111 static const struct vsctl_command_syntax all_commands[];
113 /* The IDL we're using and the current transaction, if any.
114 * This is for use by vsctl_exit() only, to allow it to clean up.
115 * Other code should use its context arguments. */
116 static struct ovsdb_idl *the_idl;
117 static struct ovsdb_idl_txn *the_idl_txn;
119 static void vsctl_exit(int status) NO_RETURN;
120 static void vsctl_fatal(const char *, ...) PRINTF_FORMAT(1, 2) NO_RETURN;
121 static char *default_db(void);
122 static void usage(void) NO_RETURN;
123 static void parse_options(int argc, char *argv[]);
124 static bool might_write_to_db(char **argv);
126 static struct vsctl_command *parse_commands(int argc, char *argv[],
127 size_t *n_commandsp);
128 static void parse_command(int argc, char *argv[], struct vsctl_command *);
129 static const struct vsctl_command_syntax *find_command(const char *name);
130 static void run_prerequisites(struct vsctl_command[], size_t n_commands,
132 static void do_vsctl(const char *args,
133 struct vsctl_command *, size_t n_commands,
136 static const struct vsctl_table_class *get_table(const char *table_name);
137 static void set_column(const struct vsctl_table_class *,
138 const struct ovsdb_idl_row *, const char *arg,
139 struct ovsdb_symbol_table *);
142 main(int argc, char *argv[])
144 extern struct vlog_module VLM_reconnect;
145 struct ovsdb_idl *idl;
146 struct vsctl_command *commands;
150 set_program_name(argv[0]);
151 signal(SIGPIPE, SIG_IGN);
152 vlog_set_levels(NULL, VLF_CONSOLE, VLL_WARN);
153 vlog_set_levels(&VLM_reconnect, VLF_ANY_FACILITY, VLL_WARN);
156 /* Log our arguments. This is often valuable for debugging systems. */
157 args = process_escape_args(argv);
158 VLOG(might_write_to_db(argv) ? VLL_INFO : VLL_DBG, "Called as %s", args);
160 /* Parse command line. */
161 parse_options(argc, argv);
162 commands = parse_commands(argc - optind, argv + optind, &n_commands);
168 /* Initialize IDL. */
169 idl = the_idl = ovsdb_idl_create(db, &ovsrec_idl_class, false);
170 run_prerequisites(commands, n_commands, idl);
172 /* Now execute the commands. */
174 if (ovsdb_idl_run(idl)) {
175 do_vsctl(args, commands, n_commands, idl);
184 parse_options(int argc, char *argv[])
187 OPT_DB = UCHAR_MAX + 1,
195 static struct option long_options[] = {
196 {"db", required_argument, 0, OPT_DB},
197 {"no-syslog", no_argument, 0, OPT_NO_SYSLOG},
198 {"no-wait", no_argument, 0, OPT_NO_WAIT},
199 {"dry-run", no_argument, 0, OPT_DRY_RUN},
200 {"oneline", no_argument, 0, OPT_ONELINE},
201 {"timeout", required_argument, 0, 't'},
202 {"help", no_argument, 0, 'h'},
203 {"version", no_argument, 0, 'V'},
206 STREAM_SSL_LONG_OPTIONS
207 {"peer-ca-cert", required_argument, 0, OPT_PEER_CA_CERT},
211 char *tmp, *short_options;
213 tmp = long_options_to_short_options(long_options);
214 short_options = xasprintf("+%s", tmp);
220 c = getopt_long(argc, argv, short_options, long_options, NULL);
235 vlog_set_levels(&VLM_vsctl, VLF_SYSLOG, VLL_WARN);
239 wait_for_reload = false;
250 OVS_PRINT_VERSION(0, 0);
254 timeout = strtoul(optarg, NULL, 10);
256 vsctl_fatal("value %s on -t or --timeout is invalid",
264 STREAM_SSL_OPTION_HANDLERS
266 case OPT_PEER_CA_CERT:
267 stream_ssl_set_peer_ca_cert_file(optarg);
285 static struct vsctl_command *
286 parse_commands(int argc, char *argv[], size_t *n_commandsp)
288 struct vsctl_command *commands;
289 size_t n_commands, allocated_commands;
293 n_commands = allocated_commands = 0;
295 for (start = i = 0; i <= argc; i++) {
296 if (i == argc || !strcmp(argv[i], "--")) {
298 if (n_commands >= allocated_commands) {
299 struct vsctl_command *c;
301 commands = x2nrealloc(commands, &allocated_commands,
303 for (c = commands; c < &commands[n_commands]; c++) {
304 shash_moved(&c->options);
307 parse_command(i - start, &argv[start],
308 &commands[n_commands++]);
314 vsctl_fatal("missing command name (use --help for help)");
316 *n_commandsp = n_commands;
321 parse_command(int argc, char *argv[], struct vsctl_command *command)
323 const struct vsctl_command_syntax *p;
324 struct shash_node *node;
328 shash_init(&command->options);
329 for (i = 0; i < argc; i++) {
330 const char *option = argv[i];
334 if (option[0] != '-') {
338 equals = strchr(option, '=');
340 key = xmemdup0(option, equals - option);
341 value = xstrdup(equals + 1);
343 key = xstrdup(option);
347 if (shash_find(&command->options, key)) {
348 vsctl_fatal("'%s' option specified multiple times", argv[i]);
350 shash_add_nocopy(&command->options, key, value);
353 vsctl_fatal("missing command name");
356 p = find_command(argv[i]);
358 vsctl_fatal("unknown command '%s'; use --help for help", argv[i]);
361 SHASH_FOR_EACH (node, &command->options) {
362 const char *s = strstr(p->options, node->name);
363 int end = s ? s[strlen(node->name)] : EOF;
365 if (end != '=' && end != ',' && end != ' ' && end != '\0') {
366 vsctl_fatal("'%s' command has no '%s' option",
367 argv[i], node->name);
369 if ((end == '=') != (node->data != NULL)) {
371 vsctl_fatal("missing argument to '%s' option on '%s' "
372 "command", node->name, argv[i]);
374 vsctl_fatal("'%s' option on '%s' does not accept an "
375 "argument", node->name, argv[i]);
380 n_arg = argc - i - 1;
381 if (n_arg < p->min_args) {
382 vsctl_fatal("'%s' command requires at least %d arguments",
383 p->name, p->min_args);
384 } else if (n_arg > p->max_args) {
387 for (j = i + 1; j < argc; j++) {
388 if (argv[j][0] == '-') {
389 vsctl_fatal("'%s' command takes at most %d arguments "
390 "(note that options must precede command "
391 "names and follow a \"--\" argument)",
392 p->name, p->max_args);
396 vsctl_fatal("'%s' command takes at most %d arguments",
397 p->name, p->max_args);
401 command->argc = n_arg + 1;
402 command->argv = &argv[i];
405 /* Returns the "struct vsctl_command_syntax" for a given command 'name', or a
406 * null pointer if there is none. */
407 static const struct vsctl_command_syntax *
408 find_command(const char *name)
410 static struct shash commands = SHASH_INITIALIZER(&commands);
412 if (shash_is_empty(&commands)) {
413 const struct vsctl_command_syntax *p;
415 for (p = all_commands; p->name; p++) {
416 shash_add_assert(&commands, p->name, p);
420 return shash_find_data(&commands, name);
424 vsctl_fatal(const char *format, ...)
429 va_start(args, format);
430 message = xvasprintf(format, args);
433 vlog_set_levels(&VLM_vsctl, VLF_CONSOLE, VLL_EMER);
434 VLOG_ERR("%s", message);
435 ovs_error(0, "%s", message);
436 vsctl_exit(EXIT_FAILURE);
439 /* Frees the current transaction and the underlying IDL and then calls
442 * Freeing the transaction and the IDL is not strictly necessary, but it makes
443 * for a clean memory leak report from valgrind in the normal case. That makes
444 * it easier to notice real memory leaks. */
446 vsctl_exit(int status)
449 ovsdb_idl_txn_abort(the_idl_txn);
450 ovsdb_idl_txn_destroy(the_idl_txn);
452 ovsdb_idl_destroy(the_idl);
460 %s: ovs-vswitchd management utility\n\
461 usage: %s [OPTIONS] COMMAND [ARG...]\n\
464 add-br BRIDGE create a new bridge named BRIDGE\n\
465 add-br BRIDGE PARENT VLAN create new fake BRIDGE in PARENT on VLAN\n\
466 del-br BRIDGE delete BRIDGE and all of its ports\n\
467 list-br print the names of all the bridges\n\
468 br-exists BRIDGE test whether BRIDGE exists\n\
469 br-to-vlan BRIDGE print the VLAN which BRIDGE is on\n\
470 br-to-parent BRIDGE print the parent of BRIDGE\n\
471 br-set-external-id BRIDGE KEY VALUE set KEY on BRIDGE to VALUE\n\
472 br-set-external-id BRIDGE KEY unset KEY on BRIDGE\n\
473 br-get-external-id BRIDGE KEY print value of KEY on BRIDGE\n\
474 br-get-external-id BRIDGE list key-value pairs on BRIDGE\n\
477 list-ports BRIDGE print the names of all the ports on BRIDGE\n\
478 add-port BRIDGE PORT add network device PORT to BRIDGE\n\
479 add-bond BRIDGE PORT IFACE... add bonded port PORT in BRIDGE from IFACES\n\
480 del-port [BRIDGE] PORT delete PORT (which may be bonded) from BRIDGE\n\
481 port-to-br PORT print name of bridge that contains PORT\n\
482 A bond is considered to be a single port.\n\
484 Interface commands (a bond consists of multiple interfaces):\n\
485 list-ifaces BRIDGE print the names of all interfaces on BRIDGE\n\
486 iface-to-br IFACE print name of bridge that contains IFACE\n\
488 Controller commands:\n\
489 get-controller BRIDGE print the controller for BRIDGE\n\
490 del-controller BRIDGE delete the controller for BRIDGE\n\
491 set-controller BRIDGE TARGET set the controller for BRIDGE to TARGET\n\
492 get-fail-mode BRIDGE print the fail-mode for BRIDGE\n\
493 del-fail-mode BRIDGE delete the fail-mode for BRIDGE\n\
494 set-fail-mode BRIDGE MODE set the fail-mode for BRIDGE to MODE\n\
497 get-ssl print the SSL configuration\n\
498 del-ssl delete the SSL configuration\n\
499 set-ssl PRIV-KEY CERT CA-CERT set the SSL configuration\n\
502 emer-reset reset switch to known good state\n\
504 Database commands:\n\
505 list TBL [REC] list RECord (or all records) in TBL\n\
506 get TBL REC COL[:KEY] print values of COLumns in RECord in TBL\n\
507 set TBL REC COL[:KEY]=VALUE set COLumn values in RECord in TBL\n\
508 add TBL REC COL [KEY=]VALUE add (KEY=)VALUE to COLumn in RECord in TBL\n\
509 remove TBL REC COL [KEY=]VALUE remove (KEY=)VALUE from COLumn\n\
510 clear TBL REC COL clear values from COLumn in RECord in TBL\n\
511 create TBL COL[:KEY]=VALUE create and initialize new record\n\
512 destroy TBL REC delete RECord from TBL\n\
513 wait-until TBL REC [COL[:KEY]=VALUE] wait until condition is true\n\
514 Potentially unsafe database commands require --force option.\n\
517 --db=DATABASE connect to DATABASE\n\
519 --oneline print exactly one line of output per command\n",
520 program_name, program_name, default_db());
524 -h, --help display this help message\n\
525 -V, --version display version information\n");
534 def = xasprintf("unix:%s/db.sock", ovs_rundir());
539 /* Returns true if it looks like this set of arguments might modify the
540 * database, otherwise false. (Not very smart, so it's prone to false
543 might_write_to_db(char **argv)
545 for (; *argv; argv++) {
546 const struct vsctl_command_syntax *p = find_command(*argv);
547 if (p && p->mode == RW) {
554 struct vsctl_context {
558 struct shash options;
560 /* Modifiable state. */
562 struct ovsdb_idl *idl;
563 struct ovsdb_idl_txn *txn;
564 struct ovsdb_symbol_table *symtab;
565 const struct ovsrec_open_vswitch *ovs;
568 /* A command may set this member to true if some prerequisite is not met
569 * and the caller should wait for something to change and then retry. */
573 struct vsctl_bridge {
574 struct ovsrec_bridge *br_cfg;
576 struct ovsrec_controller **ctrl;
579 struct vsctl_bridge *parent;
584 struct ovsrec_port *port_cfg;
585 struct vsctl_bridge *bridge;
589 struct ovsrec_interface *iface_cfg;
590 struct vsctl_port *port;
594 struct vsctl_context *ctx;
595 struct shash bridges; /* Maps from bridge name to struct vsctl_bridge. */
596 struct shash ports; /* Maps from port name to struct vsctl_port. */
597 struct shash ifaces; /* Maps from port name to struct vsctl_iface. */
601 vsctl_context_to_string(const struct vsctl_context *ctx)
603 const struct shash_node *node;
609 SHASH_FOR_EACH (node, &ctx->options) {
610 svec_add(&words, node->name);
612 for (i = 0; i < ctx->argc; i++) {
613 svec_add(&words, ctx->argv[i]);
615 svec_terminate(&words);
617 s = process_escape_args(words.names);
619 svec_destroy(&words);
625 verify_ports(struct vsctl_context *ctx)
627 if (!ctx->verified_ports) {
628 const struct ovsrec_bridge *bridge;
629 const struct ovsrec_port *port;
631 ovsrec_open_vswitch_verify_bridges(ctx->ovs);
632 OVSREC_BRIDGE_FOR_EACH (bridge, ctx->idl) {
633 ovsrec_bridge_verify_ports(bridge);
635 OVSREC_PORT_FOR_EACH (port, ctx->idl) {
636 ovsrec_port_verify_interfaces(port);
639 ctx->verified_ports = true;
643 static struct vsctl_bridge *
644 add_bridge(struct vsctl_info *b,
645 struct ovsrec_bridge *br_cfg, const char *name,
646 struct vsctl_bridge *parent, int vlan)
648 struct vsctl_bridge *br = xmalloc(sizeof *br);
650 br->name = xstrdup(name);
654 br->ctrl = parent->br_cfg->controller;
655 br->n_ctrl = parent->br_cfg->n_controller;
656 br->fail_mode = parent->br_cfg->fail_mode;
658 br->ctrl = br_cfg->controller;
659 br->n_ctrl = br_cfg->n_controller;
660 br->fail_mode = br_cfg->fail_mode;
662 shash_add(&b->bridges, br->name, br);
667 port_is_fake_bridge(const struct ovsrec_port *port_cfg)
669 return (port_cfg->fake_bridge
671 && *port_cfg->tag >= 1 && *port_cfg->tag <= 4095);
674 static struct vsctl_bridge *
675 find_vlan_bridge(struct vsctl_info *info,
676 struct vsctl_bridge *parent, int vlan)
678 struct shash_node *node;
680 SHASH_FOR_EACH (node, &info->bridges) {
681 struct vsctl_bridge *br = node->data;
682 if (br->parent == parent && br->vlan == vlan) {
691 free_info(struct vsctl_info *info)
693 struct shash_node *node;
695 SHASH_FOR_EACH (node, &info->bridges) {
696 struct vsctl_bridge *bridge = node->data;
700 shash_destroy(&info->bridges);
702 shash_destroy_free_data(&info->ports);
703 shash_destroy_free_data(&info->ifaces);
707 pre_get_info(struct vsctl_context *ctx)
709 ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_bridges);
711 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_name);
712 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_controller);
713 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_fail_mode);
714 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_ports);
716 ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_name);
717 ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_fake_bridge);
718 ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_tag);
719 ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_interfaces);
721 ovsdb_idl_add_column(ctx->idl, &ovsrec_interface_col_name);
725 get_info(struct vsctl_context *ctx, struct vsctl_info *info)
727 const struct ovsrec_open_vswitch *ovs = ctx->ovs;
728 struct shash bridges, ports;
732 shash_init(&info->bridges);
733 shash_init(&info->ports);
734 shash_init(&info->ifaces);
736 shash_init(&bridges);
738 for (i = 0; i < ovs->n_bridges; i++) {
739 struct ovsrec_bridge *br_cfg = ovs->bridges[i];
740 struct vsctl_bridge *br;
743 if (!shash_add_once(&bridges, br_cfg->name, NULL)) {
744 VLOG_WARN("%s: database contains duplicate bridge name",
748 br = add_bridge(info, br_cfg, br_cfg->name, NULL, 0);
753 for (j = 0; j < br_cfg->n_ports; j++) {
754 struct ovsrec_port *port_cfg = br_cfg->ports[j];
756 if (!shash_add_once(&ports, port_cfg->name, NULL)) {
757 VLOG_WARN("%s: database contains duplicate port name",
762 if (port_is_fake_bridge(port_cfg)
763 && shash_add_once(&bridges, port_cfg->name, NULL)) {
764 add_bridge(info, NULL, port_cfg->name, br, *port_cfg->tag);
768 shash_destroy(&bridges);
769 shash_destroy(&ports);
771 shash_init(&bridges);
773 for (i = 0; i < ovs->n_bridges; i++) {
774 struct ovsrec_bridge *br_cfg = ovs->bridges[i];
775 struct vsctl_bridge *br;
778 if (!shash_add_once(&bridges, br_cfg->name, NULL)) {
781 br = shash_find_data(&info->bridges, br_cfg->name);
782 for (j = 0; j < br_cfg->n_ports; j++) {
783 struct ovsrec_port *port_cfg = br_cfg->ports[j];
784 struct vsctl_port *port;
787 if (!shash_add_once(&ports, port_cfg->name, NULL)) {
791 if (port_is_fake_bridge(port_cfg)
792 && !shash_add_once(&bridges, port_cfg->name, NULL)) {
796 port = xmalloc(sizeof *port);
797 port->port_cfg = port_cfg;
799 && *port_cfg->tag >= 1 && *port_cfg->tag <= 4095) {
800 port->bridge = find_vlan_bridge(info, br, *port_cfg->tag);
807 shash_add(&info->ports, port_cfg->name, port);
809 for (k = 0; k < port_cfg->n_interfaces; k++) {
810 struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k];
811 struct vsctl_iface *iface;
813 if (shash_find(&info->ifaces, iface_cfg->name)) {
814 VLOG_WARN("%s: database contains duplicate interface name",
819 iface = xmalloc(sizeof *iface);
820 iface->iface_cfg = iface_cfg;
822 shash_add(&info->ifaces, iface_cfg->name, iface);
826 shash_destroy(&bridges);
827 shash_destroy(&ports);
831 check_conflicts(struct vsctl_info *info, const char *name,
834 struct vsctl_iface *iface;
835 struct vsctl_port *port;
837 verify_ports(info->ctx);
839 if (shash_find(&info->bridges, name)) {
840 vsctl_fatal("%s because a bridge named %s already exists",
844 port = shash_find_data(&info->ports, name);
846 vsctl_fatal("%s because a port named %s already exists on "
847 "bridge %s", msg, name, port->bridge->name);
850 iface = shash_find_data(&info->ifaces, name);
852 vsctl_fatal("%s because an interface named %s already exists "
853 "on bridge %s", msg, name, iface->port->bridge->name);
859 static struct vsctl_bridge *
860 find_bridge(struct vsctl_info *info, const char *name, bool must_exist)
862 struct vsctl_bridge *br = shash_find_data(&info->bridges, name);
863 if (must_exist && !br) {
864 vsctl_fatal("no bridge named %s", name);
866 ovsrec_open_vswitch_verify_bridges(info->ctx->ovs);
870 static struct vsctl_bridge *
871 find_real_bridge(struct vsctl_info *info, const char *name, bool must_exist)
873 struct vsctl_bridge *br = find_bridge(info, name, must_exist);
874 if (br && br->parent) {
875 vsctl_fatal("%s is a fake bridge", name);
880 static struct vsctl_port *
881 find_port(struct vsctl_info *info, const char *name, bool must_exist)
883 struct vsctl_port *port = shash_find_data(&info->ports, name);
884 if (port && !strcmp(name, port->bridge->name)) {
887 if (must_exist && !port) {
888 vsctl_fatal("no port named %s", name);
890 verify_ports(info->ctx);
894 static struct vsctl_iface *
895 find_iface(struct vsctl_info *info, const char *name, bool must_exist)
897 struct vsctl_iface *iface = shash_find_data(&info->ifaces, name);
898 if (iface && !strcmp(name, iface->port->bridge->name)) {
901 if (must_exist && !iface) {
902 vsctl_fatal("no interface named %s", name);
904 verify_ports(info->ctx);
909 bridge_insert_port(struct ovsrec_bridge *br, struct ovsrec_port *port)
911 struct ovsrec_port **ports;
914 ports = xmalloc(sizeof *br->ports * (br->n_ports + 1));
915 for (i = 0; i < br->n_ports; i++) {
916 ports[i] = br->ports[i];
918 ports[br->n_ports] = port;
919 ovsrec_bridge_set_ports(br, ports, br->n_ports + 1);
924 bridge_delete_port(struct ovsrec_bridge *br, struct ovsrec_port *port)
926 struct ovsrec_port **ports;
929 ports = xmalloc(sizeof *br->ports * br->n_ports);
930 for (i = n = 0; i < br->n_ports; i++) {
931 if (br->ports[i] != port) {
932 ports[n++] = br->ports[i];
935 ovsrec_bridge_set_ports(br, ports, n);
940 ovs_insert_bridge(const struct ovsrec_open_vswitch *ovs,
941 struct ovsrec_bridge *bridge)
943 struct ovsrec_bridge **bridges;
946 bridges = xmalloc(sizeof *ovs->bridges * (ovs->n_bridges + 1));
947 for (i = 0; i < ovs->n_bridges; i++) {
948 bridges[i] = ovs->bridges[i];
950 bridges[ovs->n_bridges] = bridge;
951 ovsrec_open_vswitch_set_bridges(ovs, bridges, ovs->n_bridges + 1);
956 ovs_delete_bridge(const struct ovsrec_open_vswitch *ovs,
957 struct ovsrec_bridge *bridge)
959 struct ovsrec_bridge **bridges;
962 bridges = xmalloc(sizeof *ovs->bridges * ovs->n_bridges);
963 for (i = n = 0; i < ovs->n_bridges; i++) {
964 if (ovs->bridges[i] != bridge) {
965 bridges[n++] = ovs->bridges[i];
968 ovsrec_open_vswitch_set_bridges(ovs, bridges, n);
973 cmd_init(struct vsctl_context *ctx OVS_UNUSED)
978 pre_cmd_emer_reset(struct vsctl_context *ctx)
980 ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_managers);
981 ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_manager_options);
982 ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
984 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_controller);
985 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_fail_mode);
986 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_mirrors);
987 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_netflow);
988 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_sflow);
989 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_flood_vlans);
990 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_other_config);
992 ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_other_config);
994 ovsdb_idl_add_column(ctx->idl,
995 &ovsrec_interface_col_ingress_policing_rate);
996 ovsdb_idl_add_column(ctx->idl,
997 &ovsrec_interface_col_ingress_policing_burst);
1001 cmd_emer_reset(struct vsctl_context *ctx)
1003 const struct ovsdb_idl *idl = ctx->idl;
1004 const struct ovsrec_bridge *br;
1005 const struct ovsrec_port *port;
1006 const struct ovsrec_interface *iface;
1007 const struct ovsrec_mirror *mirror, *next_mirror;
1008 const struct ovsrec_controller *ctrl, *next_ctrl;
1009 const struct ovsrec_manager *mgr, *next_mgr;
1010 const struct ovsrec_netflow *nf, *next_nf;
1011 const struct ovsrec_ssl *ssl, *next_ssl;
1012 const struct ovsrec_sflow *sflow, *next_sflow;
1014 /* Reset the Open_vSwitch table. */
1015 ovsrec_open_vswitch_set_managers(ctx->ovs, NULL, 0);
1016 ovsrec_open_vswitch_set_manager_options(ctx->ovs, NULL, 0);
1017 ovsrec_open_vswitch_set_ssl(ctx->ovs, NULL);
1019 OVSREC_BRIDGE_FOR_EACH (br, idl) {
1021 char *hw_key = "hwaddr";
1022 char *hw_val = NULL;
1024 ovsrec_bridge_set_controller(br, NULL, 0);
1025 ovsrec_bridge_set_fail_mode(br, NULL);
1026 ovsrec_bridge_set_mirrors(br, NULL, 0);
1027 ovsrec_bridge_set_netflow(br, NULL);
1028 ovsrec_bridge_set_sflow(br, NULL);
1029 ovsrec_bridge_set_flood_vlans(br, NULL, 0);
1031 /* We only want to save the "hwaddr" key from other_config. */
1032 for (i=0; i < br->n_other_config; i++) {
1033 if (!strcmp(br->key_other_config[i], hw_key)) {
1034 hw_val = br->value_other_config[i];
1039 char *val = xstrdup(hw_val);
1040 ovsrec_bridge_set_other_config(br, &hw_key, &val, 1);
1043 ovsrec_bridge_set_other_config(br, NULL, NULL, 0);
1047 OVSREC_PORT_FOR_EACH (port, idl) {
1048 ovsrec_port_set_other_config(port, NULL, NULL, 0);
1051 OVSREC_INTERFACE_FOR_EACH (iface, idl) {
1052 /* xxx What do we do about gre/patch devices created by mgr? */
1054 ovsrec_interface_set_ingress_policing_rate(iface, 0);
1055 ovsrec_interface_set_ingress_policing_burst(iface, 0);
1058 OVSREC_MIRROR_FOR_EACH_SAFE (mirror, next_mirror, idl) {
1059 ovsrec_mirror_delete(mirror);
1062 OVSREC_CONTROLLER_FOR_EACH_SAFE (ctrl, next_ctrl, idl) {
1063 ovsrec_controller_delete(ctrl);
1066 OVSREC_MANAGER_FOR_EACH_SAFE (mgr, next_mgr, idl) {
1067 ovsrec_manager_delete(mgr);
1070 OVSREC_NETFLOW_FOR_EACH_SAFE (nf, next_nf, idl) {
1071 ovsrec_netflow_delete(nf);
1074 OVSREC_SSL_FOR_EACH_SAFE (ssl, next_ssl, idl) {
1075 ovsrec_ssl_delete(ssl);
1078 OVSREC_SFLOW_FOR_EACH_SAFE (sflow, next_sflow, idl) {
1079 ovsrec_sflow_delete(sflow);
1084 cmd_add_br(struct vsctl_context *ctx)
1086 bool may_exist = shash_find(&ctx->options, "--may-exist") != 0;
1087 const char *br_name, *parent_name;
1088 struct vsctl_info info;
1091 br_name = ctx->argv[1];
1092 if (ctx->argc == 2) {
1095 } else if (ctx->argc == 4) {
1096 parent_name = ctx->argv[2];
1097 vlan = atoi(ctx->argv[3]);
1098 if (vlan < 1 || vlan > 4095) {
1099 vsctl_fatal("%s: vlan must be between 1 and 4095", ctx->argv[0]);
1102 vsctl_fatal("'%s' command takes exactly 1 or 3 arguments",
1106 get_info(ctx, &info);
1108 struct vsctl_bridge *br;
1110 br = find_bridge(&info, br_name, false);
1114 vsctl_fatal("\"--may-exist add-br %s\" but %s is "
1115 "a VLAN bridge for VLAN %d",
1116 br_name, br_name, br->vlan);
1120 vsctl_fatal("\"--may-exist add-br %s %s %d\" but %s "
1121 "is not a VLAN bridge",
1122 br_name, parent_name, vlan, br_name);
1123 } else if (strcmp(br->parent->name, parent_name)) {
1124 vsctl_fatal("\"--may-exist add-br %s %s %d\" but %s "
1125 "has the wrong parent %s",
1126 br_name, parent_name, vlan,
1127 br_name, br->parent->name);
1128 } else if (br->vlan != vlan) {
1129 vsctl_fatal("\"--may-exist add-br %s %s %d\" but %s "
1130 "is a VLAN bridge for the wrong VLAN %d",
1131 br_name, parent_name, vlan, br_name, br->vlan);
1137 check_conflicts(&info, br_name,
1138 xasprintf("cannot create a bridge named %s", br_name));
1141 struct ovsrec_port *port;
1142 struct ovsrec_interface *iface;
1143 struct ovsrec_bridge *br;
1145 iface = ovsrec_interface_insert(ctx->txn);
1146 ovsrec_interface_set_name(iface, br_name);
1147 ovsrec_interface_set_type(iface, "internal");
1149 port = ovsrec_port_insert(ctx->txn);
1150 ovsrec_port_set_name(port, br_name);
1151 ovsrec_port_set_interfaces(port, &iface, 1);
1153 br = ovsrec_bridge_insert(ctx->txn);
1154 ovsrec_bridge_set_name(br, br_name);
1155 ovsrec_bridge_set_ports(br, &port, 1);
1157 ovs_insert_bridge(ctx->ovs, br);
1159 struct vsctl_bridge *parent;
1160 struct ovsrec_port *port;
1161 struct ovsrec_interface *iface;
1162 struct ovsrec_bridge *br;
1165 parent = find_bridge(&info, parent_name, false);
1166 if (parent && parent->vlan) {
1167 vsctl_fatal("cannot create bridge with fake bridge as parent");
1170 vsctl_fatal("parent bridge %s does not exist", parent_name);
1172 br = parent->br_cfg;
1174 iface = ovsrec_interface_insert(ctx->txn);
1175 ovsrec_interface_set_name(iface, br_name);
1176 ovsrec_interface_set_type(iface, "internal");
1178 port = ovsrec_port_insert(ctx->txn);
1179 ovsrec_port_set_name(port, br_name);
1180 ovsrec_port_set_interfaces(port, &iface, 1);
1181 ovsrec_port_set_fake_bridge(port, true);
1182 ovsrec_port_set_tag(port, &tag, 1);
1184 bridge_insert_port(br, port);
1191 del_port(struct vsctl_info *info, struct vsctl_port *port)
1193 struct shash_node *node;
1195 SHASH_FOR_EACH (node, &info->ifaces) {
1196 struct vsctl_iface *iface = node->data;
1197 if (iface->port == port) {
1198 ovsrec_interface_delete(iface->iface_cfg);
1201 ovsrec_port_delete(port->port_cfg);
1203 bridge_delete_port((port->bridge->parent
1204 ? port->bridge->parent->br_cfg
1205 : port->bridge->br_cfg), port->port_cfg);
1209 cmd_del_br(struct vsctl_context *ctx)
1211 bool must_exist = !shash_find(&ctx->options, "--if-exists");
1212 struct vsctl_bridge *bridge;
1213 struct vsctl_info info;
1215 get_info(ctx, &info);
1216 bridge = find_bridge(&info, ctx->argv[1], must_exist);
1218 struct shash_node *node;
1220 SHASH_FOR_EACH (node, &info.ports) {
1221 struct vsctl_port *port = node->data;
1222 if (port->bridge == bridge || port->bridge->parent == bridge
1223 || !strcmp(port->port_cfg->name, bridge->name)) {
1224 del_port(&info, port);
1227 if (bridge->br_cfg) {
1228 ovsrec_bridge_delete(bridge->br_cfg);
1229 ovs_delete_bridge(ctx->ovs, bridge->br_cfg);
1236 output_sorted(struct svec *svec, struct ds *output)
1242 SVEC_FOR_EACH (i, name, svec) {
1243 ds_put_format(output, "%s\n", name);
1248 cmd_list_br(struct vsctl_context *ctx)
1250 struct shash_node *node;
1251 struct vsctl_info info;
1252 struct svec bridges;
1254 get_info(ctx, &info);
1256 svec_init(&bridges);
1257 SHASH_FOR_EACH (node, &info.bridges) {
1258 struct vsctl_bridge *br = node->data;
1259 svec_add(&bridges, br->name);
1261 output_sorted(&bridges, &ctx->output);
1262 svec_destroy(&bridges);
1268 cmd_br_exists(struct vsctl_context *ctx)
1270 struct vsctl_info info;
1272 get_info(ctx, &info);
1273 if (!find_bridge(&info, ctx->argv[1], false)) {
1279 /* Returns true if 'b_prefix' (of length 'b_prefix_len') concatenated with 'b'
1280 * equals 'a', false otherwise. */
1282 key_matches(const char *a,
1283 const char *b_prefix, size_t b_prefix_len, const char *b)
1285 return !strncmp(a, b_prefix, b_prefix_len) && !strcmp(a + b_prefix_len, b);
1289 set_external_id(char **old_keys, char **old_values, size_t old_n,
1290 char *key, char *value,
1291 char ***new_keysp, char ***new_valuesp, size_t *new_np)
1298 new_keys = xmalloc(sizeof *new_keys * (old_n + 1));
1299 new_values = xmalloc(sizeof *new_values * (old_n + 1));
1301 for (i = 0; i < old_n; i++) {
1302 if (strcmp(key, old_keys[i])) {
1303 new_keys[new_n] = old_keys[i];
1304 new_values[new_n] = old_values[i];
1309 new_keys[new_n] = key;
1310 new_values[new_n] = value;
1313 *new_keysp = new_keys;
1314 *new_valuesp = new_values;
1319 pre_cmd_br_set_external_id(struct vsctl_context *ctx)
1322 ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_external_ids);
1323 ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_external_ids);
1327 cmd_br_set_external_id(struct vsctl_context *ctx)
1329 struct vsctl_info info;
1330 struct vsctl_bridge *bridge;
1331 char **keys, **values;
1334 get_info(ctx, &info);
1335 bridge = find_bridge(&info, ctx->argv[1], true);
1336 if (bridge->br_cfg) {
1337 set_external_id(bridge->br_cfg->key_external_ids,
1338 bridge->br_cfg->value_external_ids,
1339 bridge->br_cfg->n_external_ids,
1340 ctx->argv[2], ctx->argc >= 4 ? ctx->argv[3] : NULL,
1341 &keys, &values, &n);
1342 ovsrec_bridge_verify_external_ids(bridge->br_cfg);
1343 ovsrec_bridge_set_external_ids(bridge->br_cfg, keys, values, n);
1345 char *key = xasprintf("fake-bridge-%s", ctx->argv[2]);
1346 struct vsctl_port *port = shash_find_data(&info.ports, ctx->argv[1]);
1347 set_external_id(port->port_cfg->key_external_ids,
1348 port->port_cfg->value_external_ids,
1349 port->port_cfg->n_external_ids,
1350 key, ctx->argc >= 4 ? ctx->argv[3] : NULL,
1351 &keys, &values, &n);
1352 ovsrec_port_verify_external_ids(port->port_cfg);
1353 ovsrec_port_set_external_ids(port->port_cfg, keys, values, n);
1363 get_external_id(char **keys, char **values, size_t n,
1364 const char *prefix, const char *key,
1367 size_t prefix_len = strlen(prefix);
1372 for (i = 0; i < n; i++) {
1373 if (!key && !strncmp(keys[i], prefix, prefix_len)) {
1374 svec_add_nocopy(&svec, xasprintf("%s=%s",
1375 keys[i] + prefix_len, values[i]));
1376 } else if (key_matches(keys[i], prefix, prefix_len, key)) {
1377 svec_add(&svec, values[i]);
1381 output_sorted(&svec, output);
1382 svec_destroy(&svec);
1386 pre_cmd_br_get_external_id(struct vsctl_context *ctx)
1388 pre_cmd_br_set_external_id(ctx);
1392 cmd_br_get_external_id(struct vsctl_context *ctx)
1394 struct vsctl_info info;
1395 struct vsctl_bridge *bridge;
1397 get_info(ctx, &info);
1398 bridge = find_bridge(&info, ctx->argv[1], true);
1399 if (bridge->br_cfg) {
1400 ovsrec_bridge_verify_external_ids(bridge->br_cfg);
1401 get_external_id(bridge->br_cfg->key_external_ids,
1402 bridge->br_cfg->value_external_ids,
1403 bridge->br_cfg->n_external_ids,
1404 "", ctx->argc >= 3 ? ctx->argv[2] : NULL,
1407 struct vsctl_port *port = shash_find_data(&info.ports, ctx->argv[1]);
1408 ovsrec_port_verify_external_ids(port->port_cfg);
1409 get_external_id(port->port_cfg->key_external_ids,
1410 port->port_cfg->value_external_ids,
1411 port->port_cfg->n_external_ids,
1412 "fake-bridge-", ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output);
1419 cmd_list_ports(struct vsctl_context *ctx)
1421 struct vsctl_bridge *br;
1422 struct shash_node *node;
1423 struct vsctl_info info;
1426 get_info(ctx, &info);
1427 br = find_bridge(&info, ctx->argv[1], true);
1428 ovsrec_bridge_verify_ports(br->br_cfg ? br->br_cfg : br->parent->br_cfg);
1431 SHASH_FOR_EACH (node, &info.ports) {
1432 struct vsctl_port *port = node->data;
1434 if (strcmp(port->port_cfg->name, br->name) && br == port->bridge) {
1435 svec_add(&ports, port->port_cfg->name);
1438 output_sorted(&ports, &ctx->output);
1439 svec_destroy(&ports);
1445 add_port(struct vsctl_context *ctx,
1446 const char *br_name, const char *port_name,
1447 bool may_exist, bool fake_iface,
1448 char *iface_names[], int n_ifaces,
1449 char *settings[], int n_settings)
1451 struct vsctl_info info;
1452 struct vsctl_bridge *bridge;
1453 struct ovsrec_interface **ifaces;
1454 struct ovsrec_port *port;
1457 get_info(ctx, &info);
1459 struct vsctl_port *vsctl_port;
1461 vsctl_port = find_port(&info, port_name, false);
1463 struct svec want_names, have_names;
1465 svec_init(&want_names);
1466 for (i = 0; i < n_ifaces; i++) {
1467 svec_add(&want_names, iface_names[i]);
1469 svec_sort(&want_names);
1471 svec_init(&have_names);
1472 for (i = 0; i < vsctl_port->port_cfg->n_interfaces; i++) {
1473 svec_add(&have_names,
1474 vsctl_port->port_cfg->interfaces[i]->name);
1476 svec_sort(&have_names);
1478 if (strcmp(vsctl_port->bridge->name, br_name)) {
1479 char *command = vsctl_context_to_string(ctx);
1480 vsctl_fatal("\"%s\" but %s is actually attached to bridge %s",
1481 command, port_name, vsctl_port->bridge->name);
1484 if (!svec_equal(&want_names, &have_names)) {
1485 char *have_names_string = svec_join(&have_names, ", ", "");
1486 char *command = vsctl_context_to_string(ctx);
1488 vsctl_fatal("\"%s\" but %s actually has interface(s) %s",
1489 command, port_name, have_names_string);
1492 svec_destroy(&want_names);
1493 svec_destroy(&have_names);
1498 check_conflicts(&info, port_name,
1499 xasprintf("cannot create a port named %s", port_name));
1500 for (i = 0; i < n_ifaces; i++) {
1501 check_conflicts(&info, iface_names[i],
1502 xasprintf("cannot create an interface named %s",
1505 bridge = find_bridge(&info, br_name, true);
1507 ifaces = xmalloc(n_ifaces * sizeof *ifaces);
1508 for (i = 0; i < n_ifaces; i++) {
1509 ifaces[i] = ovsrec_interface_insert(ctx->txn);
1510 ovsrec_interface_set_name(ifaces[i], iface_names[i]);
1513 port = ovsrec_port_insert(ctx->txn);
1514 ovsrec_port_set_name(port, port_name);
1515 ovsrec_port_set_interfaces(port, ifaces, n_ifaces);
1516 ovsrec_port_set_bond_fake_iface(port, fake_iface);
1520 int64_t tag = bridge->vlan;
1521 ovsrec_port_set_tag(port, &tag, 1);
1524 for (i = 0; i < n_settings; i++) {
1525 set_column(get_table("Port"), &port->header_, settings[i],
1529 bridge_insert_port((bridge->parent ? bridge->parent->br_cfg
1530 : bridge->br_cfg), port);
1536 cmd_add_port(struct vsctl_context *ctx)
1538 bool may_exist = shash_find(&ctx->options, "--may-exist") != 0;
1540 add_port(ctx, ctx->argv[1], ctx->argv[2], may_exist, false,
1541 &ctx->argv[2], 1, &ctx->argv[3], ctx->argc - 3);
1545 cmd_add_bond(struct vsctl_context *ctx)
1547 bool may_exist = shash_find(&ctx->options, "--may-exist") != 0;
1548 bool fake_iface = shash_find(&ctx->options, "--fake-iface");
1552 n_ifaces = ctx->argc - 3;
1553 for (i = 3; i < ctx->argc; i++) {
1554 if (strchr(ctx->argv[i], '=')) {
1560 vsctl_fatal("add-bond requires at least 2 interfaces, but only "
1561 "%d were specified", n_ifaces);
1564 add_port(ctx, ctx->argv[1], ctx->argv[2], may_exist, fake_iface,
1565 &ctx->argv[3], n_ifaces,
1566 &ctx->argv[n_ifaces + 3], ctx->argc - 3 - n_ifaces);
1570 cmd_del_port(struct vsctl_context *ctx)
1572 bool must_exist = !shash_find(&ctx->options, "--if-exists");
1573 bool with_iface = shash_find(&ctx->options, "--with-iface") != NULL;
1574 struct vsctl_port *port;
1575 struct vsctl_info info;
1577 get_info(ctx, &info);
1579 port = find_port(&info, ctx->argv[ctx->argc - 1], must_exist);
1581 const char *target = ctx->argv[ctx->argc - 1];
1582 struct vsctl_iface *iface;
1584 port = find_port(&info, target, false);
1586 iface = find_iface(&info, target, false);
1591 if (must_exist && !port) {
1592 vsctl_fatal("no port or interface named %s", target);
1597 if (ctx->argc == 3) {
1598 struct vsctl_bridge *bridge;
1600 bridge = find_bridge(&info, ctx->argv[1], true);
1601 if (port->bridge != bridge) {
1602 if (port->bridge->parent == bridge) {
1603 vsctl_fatal("bridge %s does not have a port %s (although "
1604 "its parent bridge %s does)",
1605 ctx->argv[1], ctx->argv[2],
1606 bridge->parent->name);
1608 vsctl_fatal("bridge %s does not have a port %s",
1609 ctx->argv[1], ctx->argv[2]);
1614 del_port(&info, port);
1621 cmd_port_to_br(struct vsctl_context *ctx)
1623 struct vsctl_port *port;
1624 struct vsctl_info info;
1626 get_info(ctx, &info);
1627 port = find_port(&info, ctx->argv[1], true);
1628 ds_put_format(&ctx->output, "%s\n", port->bridge->name);
1633 cmd_br_to_vlan(struct vsctl_context *ctx)
1635 struct vsctl_bridge *bridge;
1636 struct vsctl_info info;
1638 get_info(ctx, &info);
1639 bridge = find_bridge(&info, ctx->argv[1], true);
1640 ds_put_format(&ctx->output, "%d\n", bridge->vlan);
1645 cmd_br_to_parent(struct vsctl_context *ctx)
1647 struct vsctl_bridge *bridge;
1648 struct vsctl_info info;
1650 get_info(ctx, &info);
1651 bridge = find_bridge(&info, ctx->argv[1], true);
1652 if (bridge->parent) {
1653 bridge = bridge->parent;
1655 ds_put_format(&ctx->output, "%s\n", bridge->name);
1660 cmd_list_ifaces(struct vsctl_context *ctx)
1662 struct vsctl_bridge *br;
1663 struct shash_node *node;
1664 struct vsctl_info info;
1667 get_info(ctx, &info);
1668 br = find_bridge(&info, ctx->argv[1], true);
1672 SHASH_FOR_EACH (node, &info.ifaces) {
1673 struct vsctl_iface *iface = node->data;
1675 if (strcmp(iface->iface_cfg->name, br->name)
1676 && br == iface->port->bridge) {
1677 svec_add(&ifaces, iface->iface_cfg->name);
1680 output_sorted(&ifaces, &ctx->output);
1681 svec_destroy(&ifaces);
1687 cmd_iface_to_br(struct vsctl_context *ctx)
1689 struct vsctl_iface *iface;
1690 struct vsctl_info info;
1692 get_info(ctx, &info);
1693 iface = find_iface(&info, ctx->argv[1], true);
1694 ds_put_format(&ctx->output, "%s\n", iface->port->bridge->name);
1699 verify_controllers(struct ovsrec_bridge *bridge)
1704 ovsrec_bridge_verify_controller(bridge);
1705 for (i = 0; i < bridge->n_controller; i++) {
1706 ovsrec_controller_verify_target(bridge->controller[i]);
1712 pre_controller(struct vsctl_context *ctx)
1716 ovsdb_idl_add_column(ctx->idl, &ovsrec_controller_col_target);
1720 cmd_get_controller(struct vsctl_context *ctx)
1722 struct vsctl_info info;
1723 struct vsctl_bridge *br;
1724 struct svec targets;
1727 get_info(ctx, &info);
1728 br = find_bridge(&info, ctx->argv[1], true);
1729 verify_controllers(br->br_cfg);
1731 /* Print the targets in sorted order for reproducibility. */
1732 svec_init(&targets);
1733 for (i = 0; i < br->n_ctrl; i++) {
1734 svec_add(&targets, br->ctrl[i]->target);
1737 svec_sort(&targets);
1738 for (i = 0; i < targets.n; i++) {
1739 ds_put_format(&ctx->output, "%s\n", targets.names[i]);
1741 svec_destroy(&targets);
1747 delete_controllers(struct ovsrec_controller **controllers,
1748 size_t n_controllers)
1752 for (i = 0; i < n_controllers; i++) {
1753 ovsrec_controller_delete(controllers[i]);
1758 cmd_del_controller(struct vsctl_context *ctx)
1760 struct vsctl_info info;
1761 struct vsctl_bridge *br;
1763 get_info(ctx, &info);
1764 br = find_real_bridge(&info, ctx->argv[1], true);
1765 verify_controllers(br->br_cfg);
1768 delete_controllers(br->ctrl, br->n_ctrl);
1769 ovsrec_bridge_set_controller(br->br_cfg, NULL, 0);
1775 static struct ovsrec_controller **
1776 insert_controllers(struct ovsdb_idl_txn *txn, char *targets[], size_t n)
1778 struct ovsrec_controller **controllers;
1781 controllers = xmalloc(n * sizeof *controllers);
1782 for (i = 0; i < n; i++) {
1783 controllers[i] = ovsrec_controller_insert(txn);
1784 ovsrec_controller_set_target(controllers[i], targets[i]);
1791 cmd_set_controller(struct vsctl_context *ctx)
1793 struct vsctl_info info;
1794 struct vsctl_bridge *br;
1795 struct ovsrec_controller **controllers;
1798 get_info(ctx, &info);
1799 br = find_real_bridge(&info, ctx->argv[1], true);
1800 verify_controllers(br->br_cfg);
1802 delete_controllers(br->ctrl, br->n_ctrl);
1805 controllers = insert_controllers(ctx->txn, &ctx->argv[2], n);
1806 ovsrec_bridge_set_controller(br->br_cfg, controllers, n);
1813 cmd_get_fail_mode(struct vsctl_context *ctx)
1815 struct vsctl_info info;
1816 struct vsctl_bridge *br;
1818 get_info(ctx, &info);
1819 br = find_bridge(&info, ctx->argv[1], true);
1822 ovsrec_bridge_verify_fail_mode(br->br_cfg);
1824 if (br->fail_mode && strlen(br->fail_mode)) {
1825 ds_put_format(&ctx->output, "%s\n", br->fail_mode);
1832 cmd_del_fail_mode(struct vsctl_context *ctx)
1834 struct vsctl_info info;
1835 struct vsctl_bridge *br;
1837 get_info(ctx, &info);
1838 br = find_real_bridge(&info, ctx->argv[1], true);
1840 ovsrec_bridge_set_fail_mode(br->br_cfg, NULL);
1846 cmd_set_fail_mode(struct vsctl_context *ctx)
1848 struct vsctl_info info;
1849 struct vsctl_bridge *br;
1850 const char *fail_mode = ctx->argv[2];
1852 get_info(ctx, &info);
1853 br = find_real_bridge(&info, ctx->argv[1], true);
1855 if (strcmp(fail_mode, "standalone") && strcmp(fail_mode, "secure")) {
1856 vsctl_fatal("fail-mode must be \"standalone\" or \"secure\"");
1859 ovsrec_bridge_set_fail_mode(br->br_cfg, fail_mode);
1865 pre_cmd_get_ssl(struct vsctl_context *ctx)
1867 ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
1869 ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_private_key);
1870 ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_certificate);
1871 ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_ca_cert);
1872 ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_bootstrap_ca_cert);
1876 cmd_get_ssl(struct vsctl_context *ctx)
1878 struct ovsrec_ssl *ssl = ctx->ovs->ssl;
1880 ovsrec_open_vswitch_verify_ssl(ctx->ovs);
1882 ovsrec_ssl_verify_private_key(ssl);
1883 ovsrec_ssl_verify_certificate(ssl);
1884 ovsrec_ssl_verify_ca_cert(ssl);
1885 ovsrec_ssl_verify_bootstrap_ca_cert(ssl);
1887 ds_put_format(&ctx->output, "Private key: %s\n", ssl->private_key);
1888 ds_put_format(&ctx->output, "Certificate: %s\n", ssl->certificate);
1889 ds_put_format(&ctx->output, "CA Certificate: %s\n", ssl->ca_cert);
1890 ds_put_format(&ctx->output, "Bootstrap: %s\n",
1891 ssl->bootstrap_ca_cert ? "true" : "false");
1896 pre_cmd_del_ssl(struct vsctl_context *ctx)
1898 ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
1902 cmd_del_ssl(struct vsctl_context *ctx)
1904 struct ovsrec_ssl *ssl = ctx->ovs->ssl;
1907 ovsrec_open_vswitch_verify_ssl(ctx->ovs);
1908 ovsrec_ssl_delete(ssl);
1909 ovsrec_open_vswitch_set_ssl(ctx->ovs, NULL);
1914 pre_cmd_set_ssl(struct vsctl_context *ctx)
1916 ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
1920 cmd_set_ssl(struct vsctl_context *ctx)
1922 bool bootstrap = shash_find(&ctx->options, "--bootstrap");
1923 struct ovsrec_ssl *ssl = ctx->ovs->ssl;
1925 ovsrec_open_vswitch_verify_ssl(ctx->ovs);
1927 ovsrec_ssl_delete(ssl);
1929 ssl = ovsrec_ssl_insert(ctx->txn);
1931 ovsrec_ssl_set_private_key(ssl, ctx->argv[1]);
1932 ovsrec_ssl_set_certificate(ssl, ctx->argv[2]);
1933 ovsrec_ssl_set_ca_cert(ssl, ctx->argv[3]);
1935 ovsrec_ssl_set_bootstrap_ca_cert(ssl, bootstrap);
1937 ovsrec_open_vswitch_set_ssl(ctx->ovs, ssl);
1940 /* Parameter commands. */
1942 struct vsctl_row_id {
1943 const struct ovsdb_idl_table_class *table;
1944 const struct ovsdb_idl_column *name_column;
1945 const struct ovsdb_idl_column *uuid_column;
1948 struct vsctl_table_class {
1949 struct ovsdb_idl_table_class *class;
1950 struct vsctl_row_id row_ids[2];
1953 static const struct vsctl_table_class tables[] = {
1954 {&ovsrec_table_bridge,
1955 {{&ovsrec_table_bridge, &ovsrec_bridge_col_name, NULL},
1956 {NULL, NULL, NULL}}},
1958 {&ovsrec_table_controller,
1959 {{&ovsrec_table_bridge,
1960 &ovsrec_bridge_col_name,
1961 &ovsrec_bridge_col_controller}}},
1963 {&ovsrec_table_interface,
1964 {{&ovsrec_table_interface, &ovsrec_interface_col_name, NULL},
1965 {NULL, NULL, NULL}}},
1967 {&ovsrec_table_mirror,
1968 {{&ovsrec_table_mirror, &ovsrec_mirror_col_name, NULL},
1969 {NULL, NULL, NULL}}},
1971 {&ovsrec_table_manager,
1972 {{&ovsrec_table_manager, &ovsrec_manager_col_target, NULL},
1973 {NULL, NULL, NULL}}},
1975 {&ovsrec_table_netflow,
1976 {{&ovsrec_table_bridge,
1977 &ovsrec_bridge_col_name,
1978 &ovsrec_bridge_col_netflow},
1979 {NULL, NULL, NULL}}},
1981 {&ovsrec_table_open_vswitch,
1982 {{&ovsrec_table_open_vswitch, NULL, NULL},
1983 {NULL, NULL, NULL}}},
1985 {&ovsrec_table_port,
1986 {{&ovsrec_table_port, &ovsrec_port_col_name, NULL},
1987 {NULL, NULL, NULL}}},
1990 {{&ovsrec_table_port, &ovsrec_port_col_name, &ovsrec_port_col_qos},
1991 {NULL, NULL, NULL}}},
1993 {&ovsrec_table_monitor,
1994 {{&ovsrec_table_interface,
1995 &ovsrec_interface_col_name,
1996 &ovsrec_interface_col_monitor},
1997 {NULL, NULL, NULL}}},
1999 {&ovsrec_table_maintenance_point,
2000 {{NULL, NULL, NULL},
2001 {NULL, NULL, NULL}}},
2003 {&ovsrec_table_queue,
2004 {{NULL, NULL, NULL},
2005 {NULL, NULL, NULL}}},
2008 {{&ovsrec_table_open_vswitch, NULL, &ovsrec_open_vswitch_col_ssl}}},
2010 {&ovsrec_table_sflow,
2011 {{&ovsrec_table_bridge,
2012 &ovsrec_bridge_col_name,
2013 &ovsrec_bridge_col_sflow},
2014 {NULL, NULL, NULL}}},
2016 {NULL, {{NULL, NULL, NULL}, {NULL, NULL, NULL}}}
2020 die_if_error(char *error)
2023 vsctl_fatal("%s", error);
2028 to_lower_and_underscores(unsigned c)
2030 return c == '-' ? '_' : tolower(c);
2034 score_partial_match(const char *name, const char *s)
2038 if (!strcmp(name, s)) {
2041 for (score = 0; ; score++, name++, s++) {
2042 if (to_lower_and_underscores(*name) != to_lower_and_underscores(*s)) {
2044 } else if (*name == '\0') {
2045 return UINT_MAX - 1;
2048 return *s == '\0' ? score : 0;
2051 static const struct vsctl_table_class *
2052 get_table(const char *table_name)
2054 const struct vsctl_table_class *table;
2055 const struct vsctl_table_class *best_match = NULL;
2056 unsigned int best_score = 0;
2058 for (table = tables; table->class; table++) {
2059 unsigned int score = score_partial_match(table->class->name,
2061 if (score > best_score) {
2064 } else if (score == best_score) {
2070 } else if (best_score) {
2071 vsctl_fatal("multiple table names match \"%s\"", table_name);
2073 vsctl_fatal("unknown table \"%s\"", table_name);
2077 static const struct vsctl_table_class *
2078 pre_get_table(struct vsctl_context *ctx, const char *table_name)
2080 const struct vsctl_table_class *table_class;
2083 table_class = get_table(table_name);
2084 ovsdb_idl_add_table(ctx->idl, table_class->class);
2086 for (i = 0; i < ARRAY_SIZE(table_class->row_ids); i++) {
2087 const struct vsctl_row_id *id = &table_class->row_ids[i];
2089 ovsdb_idl_add_table(ctx->idl, id->table);
2091 if (id->name_column) {
2092 ovsdb_idl_add_column(ctx->idl, id->name_column);
2094 if (id->uuid_column) {
2095 ovsdb_idl_add_column(ctx->idl, id->uuid_column);
2102 static const struct ovsdb_idl_row *
2103 get_row_by_id(struct vsctl_context *ctx, const struct vsctl_table_class *table,
2104 const struct vsctl_row_id *id, const char *record_id)
2106 const struct ovsdb_idl_row *referrer, *final;
2112 if (!id->name_column) {
2113 if (strcmp(record_id, ".")) {
2116 referrer = ovsdb_idl_first_row(ctx->idl, id->table);
2117 if (!referrer || ovsdb_idl_next_row(referrer)) {
2121 const struct ovsdb_idl_row *row;
2124 for (row = ovsdb_idl_first_row(ctx->idl, id->table);
2126 row = ovsdb_idl_next_row(row))
2128 const struct ovsdb_datum *name;
2130 name = ovsdb_idl_get(row, id->name_column,
2131 OVSDB_TYPE_STRING, OVSDB_TYPE_VOID);
2132 if (name->n == 1 && !strcmp(name->keys[0].string, record_id)) {
2134 vsctl_fatal("multiple rows in %s match \"%s\"",
2135 table->class->name, record_id);
2146 if (id->uuid_column) {
2147 const struct ovsdb_datum *uuid;
2149 ovsdb_idl_txn_verify(referrer, id->uuid_column);
2150 uuid = ovsdb_idl_get(referrer, id->uuid_column,
2151 OVSDB_TYPE_UUID, OVSDB_TYPE_VOID);
2153 final = ovsdb_idl_get_row_for_uuid(ctx->idl, table->class,
2154 &uuid->keys[0].uuid);
2163 static const struct ovsdb_idl_row *
2164 get_row (struct vsctl_context *ctx,
2165 const struct vsctl_table_class *table, const char *record_id)
2167 const struct ovsdb_idl_row *row;
2170 if (uuid_from_string(&uuid, record_id)) {
2171 row = ovsdb_idl_get_row_for_uuid(ctx->idl, table->class, &uuid);
2175 for (i = 0; i < ARRAY_SIZE(table->row_ids); i++) {
2176 row = get_row_by_id(ctx, table, &table->row_ids[i], record_id);
2185 static const struct ovsdb_idl_row *
2186 must_get_row(struct vsctl_context *ctx,
2187 const struct vsctl_table_class *table, const char *record_id)
2189 const struct ovsdb_idl_row *row = get_row(ctx, table, record_id);
2191 vsctl_fatal("no row \"%s\" in table %s",
2192 record_id, table->class->name);
2198 get_column(const struct vsctl_table_class *table, const char *column_name,
2199 const struct ovsdb_idl_column **columnp)
2201 const struct ovsdb_idl_column *best_match = NULL;
2202 unsigned int best_score = 0;
2205 for (i = 0; i < table->class->n_columns; i++) {
2206 const struct ovsdb_idl_column *column = &table->class->columns[i];
2207 unsigned int score = score_partial_match(column->name, column_name);
2208 if (score > best_score) {
2209 best_match = column;
2211 } else if (score == best_score) {
2216 *columnp = best_match;
2219 } else if (best_score) {
2220 return xasprintf("%s contains more than one column whose name "
2221 "matches \"%s\"", table->class->name, column_name);
2223 return xasprintf("%s does not contain a column whose name matches "
2224 "\"%s\"", table->class->name, column_name);
2228 static struct uuid *
2229 create_symbol(struct ovsdb_symbol_table *symtab, const char *id, bool *newp)
2231 struct ovsdb_symbol *symbol;
2234 vsctl_fatal("row id \"%s\" does not begin with \"@\"", id);
2238 *newp = ovsdb_symbol_table_get(symtab, id) == NULL;
2241 symbol = ovsdb_symbol_table_insert(symtab, id);
2243 vsctl_fatal("row id \"%s\" may only be specified on one --id option",
2246 symbol->used = true;
2247 return &symbol->uuid;
2251 pre_get_column(struct vsctl_context *ctx,
2252 const struct vsctl_table_class *table, const char *column_name,
2253 const struct ovsdb_idl_column **columnp)
2255 die_if_error(get_column(table, column_name, columnp));
2256 ovsdb_idl_add_column(ctx->idl, *columnp);
2260 missing_operator_error(const char *arg, const char **allowed_operators,
2266 ds_put_format(&s, "%s: argument does not end in ", arg);
2267 ds_put_format(&s, "\"%s\"", allowed_operators[0]);
2268 if (n_allowed == 2) {
2269 ds_put_format(&s, " or \"%s\"", allowed_operators[1]);
2270 } else if (n_allowed > 2) {
2273 for (i = 1; i < n_allowed - 1; i++) {
2274 ds_put_format(&s, ", \"%s\"", allowed_operators[i]);
2276 ds_put_format(&s, ", or \"%s\"", allowed_operators[i]);
2278 ds_put_format(&s, " followed by a value.");
2280 return ds_steal_cstr(&s);
2283 /* Breaks 'arg' apart into a number of fields in the following order:
2285 * - If 'columnp' is nonnull, the name of a column in 'table'. The column
2286 * is stored into '*columnp'. The column name may be abbreviated.
2288 * - If 'keyp' is nonnull, optionally a key string. (If both 'columnp'
2289 * and 'keyp' are nonnull, then the column and key names are expected to
2290 * be separated by ':'). The key is stored as a malloc()'d string into
2291 * '*keyp', or NULL if no key is present in 'arg'.
2293 * - If 'valuep' is nonnull, an operator followed by a value string. The
2294 * allowed operators are the 'n_allowed' string in 'allowed_operators',
2295 * or just "=" if 'n_allowed' is 0. If 'operatorp' is nonnull, then the
2296 * operator is stored into '*operatorp' (one of the pointers from
2297 * 'allowed_operators' is stored; nothing is malloc()'d). The value is
2298 * stored as a malloc()'d string into '*valuep', or NULL if no value is
2301 * At least 'columnp' or 'keyp' must be nonnull.
2303 * On success, returns NULL. On failure, returned a malloc()'d string error
2304 * message and stores NULL into all of the nonnull output arguments. */
2305 static char * WARN_UNUSED_RESULT
2306 parse_column_key_value(const char *arg,
2307 const struct vsctl_table_class *table,
2308 const struct ovsdb_idl_column **columnp, char **keyp,
2309 const char **operatorp,
2310 const char **allowed_operators, size_t n_allowed,
2313 const char *p = arg;
2316 assert(columnp || keyp);
2317 assert(!(operatorp && !valuep));
2325 /* Parse column name. */
2329 error = ovsdb_token_parse(&p, &column_name);
2333 if (column_name[0] == '\0') {
2335 error = xasprintf("%s: missing column name", arg);
2338 error = get_column(table, column_name, columnp);
2345 /* Parse key string. */
2346 if (*p == ':' || !columnp) {
2350 error = xasprintf("%s: key not accepted here", arg);
2353 error = ovsdb_token_parse(&p, keyp);
2361 /* Parse value string. */
2367 if (!allowed_operators) {
2368 static const char *equals = "=";
2369 allowed_operators = =
2375 for (i = 0; i < n_allowed; i++) {
2376 const char *op = allowed_operators[i];
2377 size_t op_len = strlen(op);
2379 if (op_len > best_len && !strncmp(op, p, op_len) && p[op_len]) {
2385 error = missing_operator_error(arg, allowed_operators, n_allowed);
2392 *valuep = xstrdup(p + best_len);
2398 error = xasprintf("%s: trailing garbage \"%s\" in argument",
2424 pre_parse_column_key_value(struct vsctl_context *ctx,
2426 const struct vsctl_table_class *table)
2428 const struct ovsdb_idl_column *column;
2433 die_if_error(ovsdb_token_parse(&p, &column_name));
2434 if (column_name[0] == '\0') {
2435 vsctl_fatal("%s: missing column name", arg);
2438 pre_get_column(ctx, table, column_name, &column);
2443 pre_cmd_get(struct vsctl_context *ctx)
2445 const char *table_name = ctx->argv[1];
2446 const struct vsctl_table_class *table;
2449 table = pre_get_table(ctx, table_name);
2450 for (i = 3; i < ctx->argc; i++) {
2451 if (!strcasecmp(ctx->argv[i], "_uuid")
2452 || !strcasecmp(ctx->argv[i], "-uuid")) {
2456 pre_parse_column_key_value(ctx, ctx->argv[i], table);
2461 cmd_get(struct vsctl_context *ctx)
2463 const char *id = shash_find_data(&ctx->options, "--id");
2464 bool if_exists = shash_find(&ctx->options, "--if-exists");
2465 const char *table_name = ctx->argv[1];
2466 const char *record_id = ctx->argv[2];
2467 const struct vsctl_table_class *table;
2468 const struct ovsdb_idl_row *row;
2469 struct ds *out = &ctx->output;
2472 table = get_table(table_name);
2473 row = must_get_row(ctx, table, record_id);
2477 *create_symbol(ctx->symtab, id, &new) = row->uuid;
2479 vsctl_fatal("row id \"%s\" specified on \"get\" command was used "
2480 "before it was defined", id);
2483 for (i = 3; i < ctx->argc; i++) {
2484 const struct ovsdb_idl_column *column;
2485 const struct ovsdb_datum *datum;
2488 /* Special case for obtaining the UUID of a row. We can't just do this
2489 * through parse_column_key_value() below since it returns a "struct
2490 * ovsdb_idl_column" and the UUID column doesn't have one. */
2491 if (!strcasecmp(ctx->argv[i], "_uuid")
2492 || !strcasecmp(ctx->argv[i], "-uuid")) {
2493 ds_put_format(out, UUID_FMT"\n", UUID_ARGS(&row->uuid));
2497 die_if_error(parse_column_key_value(ctx->argv[i], table,
2498 &column, &key_string,
2499 NULL, NULL, 0, NULL));
2501 ovsdb_idl_txn_verify(row, column);
2502 datum = ovsdb_idl_read(row, column);
2504 union ovsdb_atom key;
2507 if (column->type.value.type == OVSDB_TYPE_VOID) {
2508 vsctl_fatal("cannot specify key to get for non-map column %s",
2512 die_if_error(ovsdb_atom_from_string(&key,
2514 key_string, ctx->symtab));
2516 idx = ovsdb_datum_find_key(datum, &key,
2517 column->type.key.type);
2518 if (idx == UINT_MAX) {
2520 vsctl_fatal("no key \"%s\" in %s record \"%s\" column %s",
2521 key_string, table->class->name, record_id,
2525 ovsdb_atom_to_string(&datum->values[idx],
2526 column->type.value.type, out);
2528 ovsdb_atom_destroy(&key, column->type.key.type);
2530 ovsdb_datum_to_string(datum, &column->type, out);
2532 ds_put_char(out, '\n');
2539 pre_cmd_list(struct vsctl_context *ctx)
2541 const char *table_name = ctx->argv[1];
2542 const struct vsctl_table_class *table;
2545 table = pre_get_table(ctx, table_name);
2546 for (i = 0; i < table->class->n_columns; i++) {
2547 ovsdb_idl_add_column(ctx->idl, &table->class->columns[i]);
2552 list_record(const struct vsctl_table_class *table,
2553 const struct ovsdb_idl_row *row, struct ds *out)
2557 ds_put_format(out, "%-20s: "UUID_FMT"\n", "_uuid",
2558 UUID_ARGS(&row->uuid));
2559 for (i = 0; i < table->class->n_columns; i++) {
2560 const struct ovsdb_idl_column *column = &table->class->columns[i];
2561 const struct ovsdb_datum *datum;
2563 datum = ovsdb_idl_read(row, column);
2565 ds_put_format(out, "%-20s: ", column->name);
2566 ovsdb_datum_to_string(datum, &column->type, out);
2567 ds_put_char(out, '\n');
2572 cmd_list(struct vsctl_context *ctx)
2574 const char *table_name = ctx->argv[1];
2575 const struct vsctl_table_class *table;
2576 struct ds *out = &ctx->output;
2579 table = get_table(table_name);
2580 if (ctx->argc > 2) {
2581 for (i = 2; i < ctx->argc; i++) {
2583 ds_put_char(out, '\n');
2585 list_record(table, must_get_row(ctx, table, ctx->argv[i]), out);
2588 const struct ovsdb_idl_row *row;
2591 for (row = ovsdb_idl_first_row(ctx->idl, table->class), first = true;
2593 row = ovsdb_idl_next_row(row), first = false) {
2595 ds_put_char(out, '\n');
2597 list_record(table, row, out);
2603 pre_cmd_set(struct vsctl_context *ctx)
2605 const char *table_name = ctx->argv[1];
2606 const struct vsctl_table_class *table;
2609 table = pre_get_table(ctx, table_name);
2610 for (i = 3; i < ctx->argc; i++) {
2611 pre_parse_column_key_value(ctx, ctx->argv[i], table);
2616 set_column(const struct vsctl_table_class *table,
2617 const struct ovsdb_idl_row *row, const char *arg,
2618 struct ovsdb_symbol_table *symtab)
2620 const struct ovsdb_idl_column *column;
2621 char *key_string, *value_string;
2624 error = parse_column_key_value(arg, table, &column, &key_string,
2625 NULL, NULL, 0, &value_string);
2626 die_if_error(error);
2627 if (!value_string) {
2628 vsctl_fatal("%s: missing value", arg);
2632 union ovsdb_atom key, value;
2633 struct ovsdb_datum datum;
2635 if (column->type.value.type == OVSDB_TYPE_VOID) {
2636 vsctl_fatal("cannot specify key to set for non-map column %s",
2640 die_if_error(ovsdb_atom_from_string(&key, &column->type.key,
2641 key_string, symtab));
2642 die_if_error(ovsdb_atom_from_string(&value, &column->type.value,
2643 value_string, symtab));
2645 ovsdb_datum_init_empty(&datum);
2646 ovsdb_datum_add_unsafe(&datum, &key, &value, &column->type);
2648 ovsdb_atom_destroy(&key, column->type.key.type);
2649 ovsdb_atom_destroy(&value, column->type.value.type);
2651 ovsdb_datum_union(&datum, ovsdb_idl_read(row, column),
2652 &column->type, false);
2653 ovsdb_idl_txn_write(row, column, &datum);
2655 struct ovsdb_datum datum;
2657 die_if_error(ovsdb_datum_from_string(&datum, &column->type,
2658 value_string, symtab));
2659 ovsdb_idl_txn_write(row, column, &datum);
2667 cmd_set(struct vsctl_context *ctx)
2669 const char *table_name = ctx->argv[1];
2670 const char *record_id = ctx->argv[2];
2671 const struct vsctl_table_class *table;
2672 const struct ovsdb_idl_row *row;
2675 table = get_table(table_name);
2676 row = must_get_row(ctx, table, record_id);
2677 for (i = 3; i < ctx->argc; i++) {
2678 set_column(table, row, ctx->argv[i], ctx->symtab);
2683 pre_cmd_add(struct vsctl_context *ctx)
2685 const char *table_name = ctx->argv[1];
2686 const char *column_name = ctx->argv[3];
2687 const struct vsctl_table_class *table;
2688 const struct ovsdb_idl_column *column;
2690 table = pre_get_table(ctx, table_name);
2691 pre_get_column(ctx, table, column_name, &column);
2695 cmd_add(struct vsctl_context *ctx)
2697 const char *table_name = ctx->argv[1];
2698 const char *record_id = ctx->argv[2];
2699 const char *column_name = ctx->argv[3];
2700 const struct vsctl_table_class *table;
2701 const struct ovsdb_idl_column *column;
2702 const struct ovsdb_idl_row *row;
2703 const struct ovsdb_type *type;
2704 struct ovsdb_datum old;
2707 table = get_table(table_name);
2708 row = must_get_row(ctx, table, record_id);
2709 die_if_error(get_column(table, column_name, &column));
2711 type = &column->type;
2712 ovsdb_datum_clone(&old, ovsdb_idl_read(row, column), &column->type);
2713 for (i = 4; i < ctx->argc; i++) {
2714 struct ovsdb_type add_type;
2715 struct ovsdb_datum add;
2719 add_type.n_max = UINT_MAX;
2720 die_if_error(ovsdb_datum_from_string(&add, &add_type, ctx->argv[i],
2722 ovsdb_datum_union(&old, &add, type, false);
2723 ovsdb_datum_destroy(&add, type);
2725 if (old.n > type->n_max) {
2726 vsctl_fatal("\"add\" operation would put %u %s in column %s of "
2727 "table %s but the maximum number is %u",
2729 type->value.type == OVSDB_TYPE_VOID ? "values" : "pairs",
2730 column->name, table->class->name, type->n_max);
2732 ovsdb_idl_txn_verify(row, column);
2733 ovsdb_idl_txn_write(row, column, &old);
2737 pre_cmd_remove(struct vsctl_context *ctx)
2739 const char *table_name = ctx->argv[1];
2740 const char *column_name = ctx->argv[3];
2741 const struct vsctl_table_class *table;
2742 const struct ovsdb_idl_column *column;
2744 table = pre_get_table(ctx, table_name);
2745 pre_get_column(ctx, table, column_name, &column);
2749 cmd_remove(struct vsctl_context *ctx)
2751 const char *table_name = ctx->argv[1];
2752 const char *record_id = ctx->argv[2];
2753 const char *column_name = ctx->argv[3];
2754 const struct vsctl_table_class *table;
2755 const struct ovsdb_idl_column *column;
2756 const struct ovsdb_idl_row *row;
2757 const struct ovsdb_type *type;
2758 struct ovsdb_datum old;
2761 table = get_table(table_name);
2762 row = must_get_row(ctx, table, record_id);
2763 die_if_error(get_column(table, column_name, &column));
2765 type = &column->type;
2766 ovsdb_datum_clone(&old, ovsdb_idl_read(row, column), &column->type);
2767 for (i = 4; i < ctx->argc; i++) {
2768 struct ovsdb_type rm_type;
2769 struct ovsdb_datum rm;
2774 rm_type.n_max = UINT_MAX;
2775 error = ovsdb_datum_from_string(&rm, &rm_type,
2776 ctx->argv[i], ctx->symtab);
2777 if (error && ovsdb_type_is_map(&rm_type)) {
2779 rm_type.value.type = OVSDB_TYPE_VOID;
2780 die_if_error(ovsdb_datum_from_string(&rm, &rm_type,
2781 ctx->argv[i], ctx->symtab));
2783 ovsdb_datum_subtract(&old, type, &rm, &rm_type);
2784 ovsdb_datum_destroy(&rm, &rm_type);
2786 if (old.n < type->n_min) {
2787 vsctl_fatal("\"remove\" operation would put %u %s in column %s of "
2788 "table %s but the minimum number is %u",
2790 type->value.type == OVSDB_TYPE_VOID ? "values" : "pairs",
2791 column->name, table->class->name, type->n_min);
2793 ovsdb_idl_txn_verify(row, column);
2794 ovsdb_idl_txn_write(row, column, &old);
2798 pre_cmd_clear(struct vsctl_context *ctx)
2800 const char *table_name = ctx->argv[1];
2801 const struct vsctl_table_class *table;
2804 table = pre_get_table(ctx, table_name);
2805 for (i = 3; i < ctx->argc; i++) {
2806 const struct ovsdb_idl_column *column;
2808 pre_get_column(ctx, table, ctx->argv[i], &column);
2813 cmd_clear(struct vsctl_context *ctx)
2815 const char *table_name = ctx->argv[1];
2816 const char *record_id = ctx->argv[2];
2817 const struct vsctl_table_class *table;
2818 const struct ovsdb_idl_row *row;
2821 table = get_table(table_name);
2822 row = must_get_row(ctx, table, record_id);
2823 for (i = 3; i < ctx->argc; i++) {
2824 const struct ovsdb_idl_column *column;
2825 const struct ovsdb_type *type;
2826 struct ovsdb_datum datum;
2828 die_if_error(get_column(table, ctx->argv[i], &column));
2830 type = &column->type;
2831 if (type->n_min > 0) {
2832 vsctl_fatal("\"clear\" operation cannot be applied to column %s "
2833 "of table %s, which is not allowed to be empty",
2834 column->name, table->class->name);
2837 ovsdb_datum_init_empty(&datum);
2838 ovsdb_idl_txn_write(row, column, &datum);
2843 cmd_create(struct vsctl_context *ctx)
2845 const char *id = shash_find_data(&ctx->options, "--id");
2846 const char *table_name = ctx->argv[1];
2847 const struct vsctl_table_class *table;
2848 const struct ovsdb_idl_row *row;
2849 const struct uuid *uuid;
2852 uuid = id ? create_symbol(ctx->symtab, id, NULL) : NULL;
2854 table = get_table(table_name);
2855 row = ovsdb_idl_txn_insert(ctx->txn, table->class, uuid);
2856 for (i = 2; i < ctx->argc; i++) {
2857 set_column(table, row, ctx->argv[i], ctx->symtab);
2859 ds_put_format(&ctx->output, UUID_FMT, UUID_ARGS(&row->uuid));
2862 /* This function may be used as the 'postprocess' function for commands that
2863 * insert new rows into the database. It expects that the command's 'run'
2864 * function prints the UUID reported by ovsdb_idl_txn_insert() as the command's
2865 * sole output. It replaces that output by the row's permanent UUID assigned
2866 * by the database server and appends a new-line.
2868 * Currently we use this only for "create", because the higher-level commands
2869 * are supposed to be independent of the actual structure of the vswitch
2872 post_create(struct vsctl_context *ctx)
2874 const struct uuid *real;
2877 uuid_from_string(&dummy, ds_cstr(&ctx->output));
2878 real = ovsdb_idl_txn_get_insert_uuid(ctx->txn, &dummy);
2880 ds_clear(&ctx->output);
2881 ds_put_format(&ctx->output, UUID_FMT, UUID_ARGS(real));
2883 ds_put_char(&ctx->output, '\n');
2887 pre_cmd_destroy(struct vsctl_context *ctx)
2889 const char *table_name = ctx->argv[1];
2891 pre_get_table(ctx, table_name);
2895 cmd_destroy(struct vsctl_context *ctx)
2897 bool must_exist = !shash_find(&ctx->options, "--if-exists");
2898 const char *table_name = ctx->argv[1];
2899 const struct vsctl_table_class *table;
2902 table = get_table(table_name);
2903 for (i = 2; i < ctx->argc; i++) {
2904 const struct ovsdb_idl_row *row;
2906 row = (must_exist ? must_get_row : get_row)(ctx, table, ctx->argv[i]);
2908 ovsdb_idl_txn_delete(row);
2914 is_condition_satified(const struct vsctl_table_class *table,
2915 const struct ovsdb_idl_row *row, const char *arg,
2916 struct ovsdb_symbol_table *symtab)
2918 static const char *operators[] = {
2919 "=", "!=", "<", ">", "<=", ">="
2922 const struct ovsdb_idl_column *column;
2923 const struct ovsdb_datum *have_datum;
2924 char *key_string, *value_string;
2925 const char *operator;
2930 error = parse_column_key_value(arg, table, &column, &key_string,
2931 &operator, operators, ARRAY_SIZE(operators),
2933 die_if_error(error);
2934 if (!value_string) {
2935 vsctl_fatal("%s: missing value", arg);
2938 have_datum = ovsdb_idl_read(row, column);
2940 union ovsdb_atom want_key, want_value;
2942 if (column->type.value.type == OVSDB_TYPE_VOID) {
2943 vsctl_fatal("cannot specify key to check for non-map column %s",
2947 die_if_error(ovsdb_atom_from_string(&want_key, &column->type.key,
2948 key_string, symtab));
2949 die_if_error(ovsdb_atom_from_string(&want_value, &column->type.value,
2950 value_string, symtab));
2952 idx = ovsdb_datum_find_key(have_datum,
2953 &want_key, column->type.key.type);
2954 if (idx != UINT_MAX) {
2955 cmp = ovsdb_atom_compare_3way(&have_datum->values[idx],
2957 column->type.value.type);
2960 ovsdb_atom_destroy(&want_key, column->type.key.type);
2961 ovsdb_atom_destroy(&want_value, column->type.value.type);
2963 struct ovsdb_datum want_datum;
2965 die_if_error(ovsdb_datum_from_string(&want_datum, &column->type,
2966 value_string, symtab));
2968 cmp = ovsdb_datum_compare_3way(have_datum, &want_datum,
2970 ovsdb_datum_destroy(&want_datum, &column->type);
2976 return (idx == UINT_MAX ? false
2977 : !strcmp(operator, "=") ? cmp == 0
2978 : !strcmp(operator, "!=") ? cmp != 0
2979 : !strcmp(operator, "<") ? cmp < 0
2980 : !strcmp(operator, ">") ? cmp > 0
2981 : !strcmp(operator, "<=") ? cmp <= 0
2982 : !strcmp(operator, ">=") ? cmp >= 0
2987 pre_cmd_wait_until(struct vsctl_context *ctx)
2989 const char *table_name = ctx->argv[1];
2990 const struct vsctl_table_class *table;
2993 table = pre_get_table(ctx, table_name);
2995 for (i = 3; i < ctx->argc; i++) {
2996 pre_parse_column_key_value(ctx, ctx->argv[i], table);
3001 cmd_wait_until(struct vsctl_context *ctx)
3003 const char *table_name = ctx->argv[1];
3004 const char *record_id = ctx->argv[2];
3005 const struct vsctl_table_class *table;
3006 const struct ovsdb_idl_row *row;
3009 table = get_table(table_name);
3011 row = get_row(ctx, table, record_id);
3013 ctx->try_again = true;
3017 for (i = 3; i < ctx->argc; i++) {
3018 if (!is_condition_satified(table, row, ctx->argv[i], ctx->symtab)) {
3019 ctx->try_again = true;
3025 static struct json *
3026 where_uuid_equals(const struct uuid *uuid)
3029 json_array_create_1(
3030 json_array_create_3(
3031 json_string_create("_uuid"),
3032 json_string_create("=="),
3033 json_array_create_2(
3034 json_string_create("uuid"),
3035 json_string_create_nocopy(
3036 xasprintf(UUID_FMT, UUID_ARGS(uuid))))));
3040 vsctl_context_init(struct vsctl_context *ctx, struct vsctl_command *command,
3041 struct ovsdb_idl *idl, struct ovsdb_idl_txn *txn,
3042 const struct ovsrec_open_vswitch *ovs,
3043 struct ovsdb_symbol_table *symtab)
3045 ctx->argc = command->argc;
3046 ctx->argv = command->argv;
3047 ctx->options = command->options;
3049 ds_swap(&ctx->output, &command->output);
3053 ctx->symtab = symtab;
3054 ctx->verified_ports = false;
3056 ctx->try_again = false;
3060 vsctl_context_done(struct vsctl_context *ctx, struct vsctl_command *command)
3062 ds_swap(&ctx->output, &command->output);
3066 run_prerequisites(struct vsctl_command *commands, size_t n_commands,
3067 struct ovsdb_idl *idl)
3069 struct vsctl_command *c;
3071 ovsdb_idl_add_table(idl, &ovsrec_table_open_vswitch);
3072 if (wait_for_reload) {
3073 ovsdb_idl_add_column(idl, &ovsrec_open_vswitch_col_cur_cfg);
3075 for (c = commands; c < &commands[n_commands]; c++) {
3076 if (c->syntax->prerequisites) {
3077 struct vsctl_context ctx;
3079 ds_init(&c->output);
3081 vsctl_context_init(&ctx, c, idl, NULL, NULL, NULL);
3082 (c->syntax->prerequisites)(&ctx);
3083 vsctl_context_done(&ctx, c);
3085 assert(!c->output.string);
3091 do_vsctl(const char *args, struct vsctl_command *commands, size_t n_commands,
3092 struct ovsdb_idl *idl)
3094 struct ovsdb_idl_txn *txn;
3095 const struct ovsrec_open_vswitch *ovs;
3096 enum ovsdb_idl_txn_status status;
3097 struct ovsdb_symbol_table *symtab;
3099 struct vsctl_command *c;
3100 int64_t next_cfg = 0;
3103 txn = the_idl_txn = ovsdb_idl_txn_create(idl);
3105 ovsdb_idl_txn_set_dry_run(txn);
3108 ovsdb_idl_txn_add_comment(txn, "ovs-vsctl: %s", args);
3110 ovs = ovsrec_open_vswitch_first(idl);
3112 /* XXX add verification that table is empty */
3113 ovs = ovsrec_open_vswitch_insert(txn);
3116 if (wait_for_reload) {
3117 struct json *where = where_uuid_equals(&ovs->header_.uuid);
3118 ovsdb_idl_txn_increment(txn, "Open_vSwitch", "next_cfg", where);
3119 json_destroy(where);
3122 symtab = ovsdb_symbol_table_create();
3123 for (c = commands; c < &commands[n_commands]; c++) {
3124 ds_init(&c->output);
3126 for (c = commands; c < &commands[n_commands]; c++) {
3127 struct vsctl_context ctx;
3129 vsctl_context_init(&ctx, c, idl, txn, ovs, symtab);
3130 (c->syntax->run)(&ctx);
3131 vsctl_context_done(&ctx, c);
3133 if (ctx.try_again) {
3138 status = ovsdb_idl_txn_commit_block(txn);
3139 if (wait_for_reload && status == TXN_SUCCESS) {
3140 next_cfg = ovsdb_idl_txn_get_increment_new_value(txn);
3142 if (status == TXN_UNCHANGED || status == TXN_SUCCESS) {
3143 for (c = commands; c < &commands[n_commands]; c++) {
3144 if (c->syntax->postprocess) {
3145 struct vsctl_context ctx;
3147 vsctl_context_init(&ctx, c, idl, txn, ovs, symtab);
3148 (c->syntax->postprocess)(&ctx);
3149 vsctl_context_done(&ctx, c);
3153 error = xstrdup(ovsdb_idl_txn_get_error(txn));
3154 ovsdb_idl_txn_destroy(txn);
3155 txn = the_idl_txn = NULL;
3157 unused = ovsdb_symbol_table_find_unused(symtab);
3159 vsctl_fatal("row id \"%s\" is referenced but never created (e.g. "
3160 "with \"-- --id=%s create ...\")", unused, unused);
3164 case TXN_INCOMPLETE:
3168 /* Should not happen--we never call ovsdb_idl_txn_abort(). */
3169 vsctl_fatal("transaction aborted");
3179 vsctl_fatal("transaction error: %s", error);
3186 ovsdb_symbol_table_destroy(symtab);
3188 for (c = commands; c < &commands[n_commands]; c++) {
3189 struct ds *ds = &c->output;
3195 for (j = 0; j < ds->length; j++) {
3196 int ch = ds->string[j];
3199 fputs("\\n", stdout);
3203 fputs("\\\\", stdout);
3212 fputs(ds_cstr(ds), stdout);
3214 ds_destroy(&c->output);
3216 smap_destroy(&c->options);
3220 if (wait_for_reload && status != TXN_UNCHANGED) {
3223 OVSREC_OPEN_VSWITCH_FOR_EACH (ovs, idl) {
3224 if (ovs->cur_cfg >= next_cfg) {
3228 ovsdb_idl_wait(idl);
3233 ovsdb_idl_destroy(idl);
3238 /* Our transaction needs to be rerun, or a prerequisite was not met. Free
3239 * resources and return so that the caller can try again. */
3241 ovsdb_idl_txn_abort(txn);
3242 ovsdb_idl_txn_destroy(txn);
3244 ovsdb_symbol_table_destroy(symtab);
3245 for (c = commands; c < &commands[n_commands]; c++) {
3246 ds_destroy(&c->output);
3251 static const struct vsctl_command_syntax all_commands[] = {
3252 /* Open vSwitch commands. */
3253 {"init", 0, 0, NULL, cmd_init, NULL, "", RW},
3255 /* Bridge commands. */
3256 {"add-br", 1, 3, pre_get_info, cmd_add_br, NULL, "--may-exist", RW},
3257 {"del-br", 1, 1, pre_get_info, cmd_del_br, NULL, "--if-exists", RW},
3258 {"list-br", 0, 0, pre_get_info, cmd_list_br, NULL, "", RO},
3259 {"br-exists", 1, 1, pre_get_info, cmd_br_exists, NULL, "", RO},
3260 {"br-to-vlan", 1, 1, pre_get_info, cmd_br_to_vlan, NULL, "", RO},
3261 {"br-to-parent", 1, 1, pre_get_info, cmd_br_to_parent, NULL, "", RO},
3262 {"br-set-external-id", 2, 3, pre_cmd_br_set_external_id,
3263 cmd_br_set_external_id, NULL, "", RW},
3264 {"br-get-external-id", 1, 2, pre_cmd_br_get_external_id,
3265 cmd_br_get_external_id, NULL, "", RO},
3267 /* Port commands. */
3268 {"list-ports", 1, 1, pre_get_info, cmd_list_ports, NULL, "", RO},
3269 {"add-port", 2, INT_MAX, pre_get_info, cmd_add_port, NULL, "--may-exist",
3271 {"add-bond", 4, INT_MAX, pre_get_info, cmd_add_bond, NULL,
3272 "--may-exist,--fake-iface", RW},
3273 {"del-port", 1, 2, pre_get_info, cmd_del_port, NULL,
3274 "--if-exists,--with-iface", RW},
3275 {"port-to-br", 1, 1, pre_get_info, cmd_port_to_br, NULL, "", RO},
3277 /* Interface commands. */
3278 {"list-ifaces", 1, 1, pre_get_info, cmd_list_ifaces, NULL, "", RO},
3279 {"iface-to-br", 1, 1, pre_get_info, cmd_iface_to_br, NULL, "", RO},
3281 /* Controller commands. */
3282 {"get-controller", 1, 1, pre_controller, cmd_get_controller, NULL, "", RO},
3283 {"del-controller", 1, 1, pre_controller, cmd_del_controller, NULL, "", RW},
3284 {"set-controller", 1, INT_MAX, pre_controller, cmd_set_controller, NULL,
3286 {"get-fail-mode", 1, 1, pre_get_info, cmd_get_fail_mode, NULL, "", RO},
3287 {"del-fail-mode", 1, 1, pre_get_info, cmd_del_fail_mode, NULL, "", RW},
3288 {"set-fail-mode", 2, 2, pre_get_info, cmd_set_fail_mode, NULL, "", RW},
3291 {"get-ssl", 0, 0, pre_cmd_get_ssl, cmd_get_ssl, NULL, "", RO},
3292 {"del-ssl", 0, 0, pre_cmd_del_ssl, cmd_del_ssl, NULL, "", RW},
3293 {"set-ssl", 3, 3, pre_cmd_set_ssl, cmd_set_ssl, NULL, "--bootstrap", RW},
3295 /* Switch commands. */
3296 {"emer-reset", 0, 0, pre_cmd_emer_reset, cmd_emer_reset, NULL, "", RW},
3298 /* Parameter commands. */
3299 {"get", 2, INT_MAX, pre_cmd_get, cmd_get, NULL, "--if-exists,--id=", RO},
3300 {"list", 1, INT_MAX, pre_cmd_list, cmd_list, NULL, "", RO},
3301 {"set", 3, INT_MAX, pre_cmd_set, cmd_set, NULL, "", RW},
3302 {"add", 4, INT_MAX, pre_cmd_add, cmd_add, NULL, "", RW},
3303 {"remove", 4, INT_MAX, pre_cmd_remove, cmd_remove, NULL, "", RW},
3304 {"clear", 3, INT_MAX, pre_cmd_clear, cmd_clear, NULL, "", RW},
3305 {"create", 2, INT_MAX, NULL, cmd_create, post_create, "--id=", RW},
3306 {"destroy", 1, INT_MAX, pre_cmd_destroy, cmd_destroy, NULL, "--if-exists",
3308 {"wait-until", 2, INT_MAX, pre_cmd_wait_until, cmd_wait_until, NULL, "",
3311 {NULL, 0, 0, NULL, NULL, NULL, NULL, RO},