/* * Copyright (C) 2017 "IoT.bzh" * Author Sebastien Douheret <sebastien@iot.bzh> * * 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. */ package xdsconfig import ( "errors" "net" "github.com/iotbzh/xds-server/lib/xsapiv1" ) // NewBuilderConfig creates a new BuilderConfig instance func NewBuilderConfig(stID string) (xsapiv1.BuilderConfig, error) { // Do we really need it ? may be not accessible from client side ip, err := getLocalIP() if err != nil { return xsapiv1.BuilderConfig{}, err } b := xsapiv1.BuilderConfig{ IP: ip, // TODO currently not used Port: "", // TODO currently not used SyncThingID: stID, } return b, nil } /*** Private ***/ func getLocalIP() (string, error) { addrs, err := net.InterfaceAddrs() if err != nil { return "", err } for _, address := range addrs { // check the address type and if it is not a loopback the display it if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() { if ipnet.IP.To4() != nil { return ipnet.IP.String(), nil } } } return "", errors.New("Cannot determined local IP") }