struct vsctl_bridge *br;
get_info(ctx, &info);
+
br = find_real_bridge(&info, ctx->argv[1], true);
verify_controllers(br->br_cfg);
}
}
-static struct uuid *
+static struct ovsdb_symbol *
create_symbol(struct ovsdb_symbol_table *symtab, const char *id, bool *newp)
{
struct ovsdb_symbol *symbol;
}
symbol = ovsdb_symbol_table_insert(symtab, id);
- if (symbol->used) {
+ if (symbol->created) {
vsctl_fatal("row id \"%s\" may only be specified on one --id option",
id);
}
- symbol->used = true;
- return &symbol->uuid;
+ symbol->created = true;
+ return symbol;
}
static void
table = get_table(table_name);
row = must_get_row(ctx, table, record_id);
if (id) {
+ struct ovsdb_symbol *symbol;
bool new;
- *create_symbol(ctx->symtab, id, &new) = row->uuid;
+ symbol = create_symbol(ctx->symtab, id, &new);
if (!new) {
vsctl_fatal("row id \"%s\" specified on \"get\" command was used "
"before it was defined", id);
}
+ symbol->uuid = row->uuid;
+
+ /* This symbol refers to a row that already exists, so disable warnings
+ * about it being unreferenced. */
+ symbol->strong_ref = true;
}
for (i = 3; i < ctx->argc; i++) {
const struct ovsdb_idl_column *column;
}
static void
-cmd_create(struct vsctl_context *ctx)
+pre_create(struct vsctl_context *ctx)
{
const char *id = shash_find_data(&ctx->options, "--id");
const char *table_name = ctx->argv[1];
const struct vsctl_table_class *table;
+
+ table = get_table(table_name);
+ if (!id && !table->class->is_root) {
+ VLOG_WARN("applying \"create\" command to table %s without --id "
+ "option will have no effect", table->class->name);
+ }
+}
+
+static void
+cmd_create(struct vsctl_context *ctx)
+{
+ const char *id = shash_find_data(&ctx->options, "--id");
+ const char *table_name = ctx->argv[1];
+ const struct vsctl_table_class *table = get_table(table_name);
const struct ovsdb_idl_row *row;
const struct uuid *uuid;
int i;
- uuid = id ? create_symbol(ctx->symtab, id, NULL) : NULL;
+ if (id) {
+ struct ovsdb_symbol *symbol = create_symbol(ctx->symtab, id, NULL);
+ if (table->class->is_root) {
+ /* This table is in the root set, meaning that rows created in it
+ * won't disappear even if they are unreferenced, so disable
+ * warnings about that by pretending that there is a reference. */
+ symbol->strong_ref = true;
+ }
+ uuid = &symbol->uuid;
+ } else {
+ uuid = NULL;
+ }
- table = get_table(table_name);
row = ovsdb_idl_txn_insert(ctx->txn, table->class, uuid);
for (i = 2; i < ctx->argc; i++) {
set_column(table, row, ctx->argv[i], ctx->symtab);
const struct uuid *real;
struct uuid dummy;
- uuid_from_string(&dummy, ds_cstr(&ctx->output));
+ if (!uuid_from_string(&dummy, ds_cstr(&ctx->output))) {
+ NOT_REACHED();
+ }
real = ovsdb_idl_txn_get_insert_uuid(ctx->txn, &dummy);
if (real) {
ds_clear(&ctx->output);
const struct ovsrec_open_vswitch *ovs;
enum ovsdb_idl_txn_status status;
struct ovsdb_symbol_table *symtab;
- const char *unused;
struct vsctl_command *c;
+ struct shash_node *node;
int64_t next_cfg = 0;
char *error = NULL;
}
}
+ SHASH_FOR_EACH (node, &symtab->sh) {
+ struct ovsdb_symbol *symbol = node->data;
+ if (!symbol->created) {
+ vsctl_fatal("row id \"%s\" is referenced but never created (e.g. "
+ "with \"-- --id=%s create ...\")",
+ node->name, node->name);
+ }
+ if (!symbol->strong_ref) {
+ if (!symbol->weak_ref) {
+ VLOG_WARN("row id \"%s\" was created but no reference to it "
+ "was inserted, so it will not actually appear in "
+ "the database", node->name);
+ } else {
+ VLOG_WARN("row id \"%s\" was created but only a weak "
+ "reference to it was inserted, so it will not "
+ "actually appear in the database", node->name);
+ }
+ }
+ }
+
status = ovsdb_idl_txn_commit_block(txn);
if (wait_for_reload && status == TXN_SUCCESS) {
next_cfg = ovsdb_idl_txn_get_increment_new_value(txn);
ovsdb_idl_txn_destroy(txn);
txn = the_idl_txn = NULL;
- unused = ovsdb_symbol_table_find_unused(symtab);
- if (unused) {
- vsctl_fatal("row id \"%s\" is referenced but never created (e.g. "
- "with \"-- --id=%s create ...\")", unused, unused);
- }
-
switch (status) {
case TXN_INCOMPLETE:
NOT_REACHED();
{"add", 4, INT_MAX, pre_cmd_add, cmd_add, NULL, "", RW},
{"remove", 4, INT_MAX, pre_cmd_remove, cmd_remove, NULL, "", RW},
{"clear", 3, INT_MAX, pre_cmd_clear, cmd_clear, NULL, "", RW},
- {"create", 2, INT_MAX, NULL, cmd_create, post_create, "--id=", RW},
+ {"create", 2, INT_MAX, pre_create, cmd_create, post_create, "--id=", RW},
{"destroy", 1, INT_MAX, pre_cmd_destroy, cmd_destroy, NULL, "--if-exists",
RW},
{"wait-until", 2, INT_MAX, pre_cmd_wait_until, cmd_wait_until, NULL, "",