+ if (!ctx->ovs_idl_txn) {
+ return NULL;
+ }
+
+ ovsdb_idl_txn_add_comment(ctx->ovs_idl_txn,
+ "ovn-controller: creating integration bridge '%s'", bridge_name);
+
+ struct ovsrec_interface *iface;
+ iface = ovsrec_interface_insert(ctx->ovs_idl_txn);
+ ovsrec_interface_set_name(iface, bridge_name);
+ ovsrec_interface_set_type(iface, "internal");
+
+ struct ovsrec_port *port;
+ port = ovsrec_port_insert(ctx->ovs_idl_txn);
+ ovsrec_port_set_name(port, bridge_name);
+ ovsrec_port_set_interfaces(port, &iface, 1);
+
+ struct ovsrec_bridge *bridge;
+ bridge = ovsrec_bridge_insert(ctx->ovs_idl_txn);
+ ovsrec_bridge_set_name(bridge, bridge_name);
+ ovsrec_bridge_set_fail_mode(bridge, "secure");
+ struct smap other_config = SMAP_INITIALIZER(&other_config);
+ smap_add(&other_config, "disable-in-band", "true");
+ ovsrec_bridge_set_other_config(bridge, &other_config);
+ smap_destroy(&other_config);
+ ovsrec_bridge_set_ports(bridge, &port, 1);
+
+ struct ovsrec_bridge **bridges;
+ size_t bytes = sizeof *bridges * cfg->n_bridges;
+ bridges = xmalloc(bytes + sizeof *bridges);
+ memcpy(bridges, cfg->bridges, bytes);
+ bridges[cfg->n_bridges] = bridge;
+ ovsrec_open_vswitch_verify_bridges(cfg);
+ ovsrec_open_vswitch_set_bridges(cfg, bridges, cfg->n_bridges + 1);
+
+ return bridge;
+}
+
+static const struct ovsrec_bridge *
+get_br_int(struct controller_ctx *ctx)
+{
+ const struct ovsrec_open_vswitch *cfg;
+ cfg = ovsrec_open_vswitch_first(ctx->ovs_idl);