// Copyright © 2019 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

import "github.com/envoyproxy/protoc-gen-validate/validate/validate.proto";
import "github.com/gogo/protobuf/gogoproto/gogo.proto";

package ttn.lorawan.v3;

option go_package = "go.thethings.network/lorawan-stack/v3/pkg/ttnpb";

// TODO: Migrate away from GoGo Protobuf (https://github.com/TheThingsNetwork/lorawan-stack/issues/2798).
option (gogoproto.goproto_registration) = true;

// The connection information of an MQTT frontend.
message MQTTConnectionInfo {
  // The public listen address of the frontend.
  string public_address = 1 [(validate.rules).string.pattern = "^(?:(?:[a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\\-]*[a-zA-Z0-9])\\.)*(?:[A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\\-]*[A-Za-z0-9])(?::[0-9]{1,5})?$|^$"];
  // The public listen address of the TLS frontend.
  string public_tls_address = 2 [(validate.rules).string.pattern = "^(?:(?:[a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\\-]*[a-zA-Z0-9])\\.)*(?:[A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\\-]*[A-Za-z0-9])(?::[0-9]{1,5})?$|^$"];
  // The username to be used for authentication.
  string username = 3;
}
