/
root.go
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/
root.go
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// Copyright © 2017 G. Hussain Chinoy <ghchinoy@gmail.com>
//
// 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 cmd
import (
"fmt"
"log"
"os"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
const cfgHelp = `config file (default is $HOME/.config/ce/cectl.toml)`
var cfgFile string
var profile string
var debug bool
var outputJSON bool
var showCurl bool
// RootCmd represents the base command when called without any subcommands
var RootCmd = &cobra.Command{
Use: "cectl",
Short: "Cloud Elements control",
Long: `Cloud Elements control is a CLI that manages the platform`,
// Uncomment the following line if your bare application
// has an action associated with it:
// Run: func(cmd *cobra.Command, args []string) { },
}
// Execute adds all child commands to the root command sets flags appropriately.
// This is called by main.main(). It only needs to happen once to the rootCmd.
func Execute() {
if err := RootCmd.Execute(); err != nil {
fmt.Println(err)
os.Exit(-1)
}
}
func init() {
cobra.OnInitialize(initConfig)
// Here you will define your flags and configuration settings.
// Cobra supports Persistent Flags, which, if defined here,
// will be global for your application.
//RootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", cfgHelp)
// Cobra also supports local flags, which will only run
// when this action is called directly.
//RootCmd.Flags().BoolP("debug", "", false, "request debug output")
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
// check for a chosen profile and set it
if profile != "" {
viper.Set("profile", profile)
}
viper.SetConfigName("cectl") // name of config file (without extension)
viper.AddConfigPath(os.Getenv("HOME") + "/.config/ce") // adding .config/ce as first search path
//viper.AddConfigPath(os.Getenv("HOME")) // adding home directory as another search path
viper.AddConfigPath(".") // local
viper.AutomaticEnv() // read in environment variables that match
if cfgFile != "" { // enable ability to specify config file via flag
//fmt.Println("non blank cfg:", cfgFile)
viper.SetConfigFile(cfgFile)
}
/*
err := viper.ReadInConfig()
if err != nil {
fmt.Println(err.Error())
}
*/
// If a config file is found, read it in.
if err := viper.ReadInConfig(); err == nil {
//fmt.Println("Using config file:", viper.ConfigFileUsed())
cfgFile = viper.ConfigFileUsed()
} else {
log.Println("Warning: could not find a", cfgHelp)
log.Println(err)
// os.Exit(1)
}
}