-/*
-==================================================================================
- Copyright (c) 2019 AT&T Intellectual Property.
- Copyright (c) 2019 Nokia
-
- 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 main
-
-import (
- "flag"
- "github.com/fsnotify/fsnotify"
- "github.com/spf13/viper"
- "log"
-)
-
-const DEFAULT_CONFIG_FILE = "config/appmgr.yaml"
-
-func parseCmd() string {
- var fileName *string
- fileName = flag.String("f", DEFAULT_CONFIG_FILE, "Specify the configuration file.")
- flag.Parse()
-
- return *fileName
-}
-
-func loadConfig() {
- viper.SetConfigFile(parseCmd())
-
- if err := viper.ReadInConfig(); err != nil {
- log.Fatalf("Error reading config file, %s", err)
- }
- log.Printf("Using config file: %s\n", viper.ConfigFileUsed())
-
- // Watch for config file changes and re-read data ...
- watch()
-}
-
-func watch() {
- viper.WatchConfig()
- viper.OnConfigChange(func(e fsnotify.Event) {
- log.Println("config file changed ", e.Name)
- })
-}