/
root.go
92 lines (76 loc) · 2.35 KB
/
root.go
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// Copyright © 2018 Salim Alami Idrissi
//
// 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"
"os"
homedir "github.com/mitchellh/go-homedir"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
const (
configPerm = 0600
)
var cfgFile string
// RootCmd represents the base command when called without any subcommands
var RootCmd = &cobra.Command{
Use: "alfred",
Short: "A stellar wallet",
Long: `A stellar wallet`,
}
func Execute() {
if err := RootCmd.Execute(); err != nil {
fmt.Println(err)
os.Exit(1)
}
}
func init() {
cobra.OnInitialize(initConfig)
RootCmd.PersistentFlags().StringP("secret", "s", "", "secret used for encryption of the wallet")
RootCmd.PersistentFlags().StringP("db", "d", "alfred.yaml", "path of file where everything will be stored")
RootCmd.PersistentFlags().Bool("testnet", false, "use testnet")
RootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.alfred.yaml)")
viper.BindPFlags(RootCmd.PersistentFlags())
viper.BindPFlags(RootCmd.Flags())
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
if cfgFile != "" {
// Use config file from the flag.
viper.SetConfigFile(cfgFile)
} else {
// Find home directory.
home, err := homedir.Dir()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
// Search config in home directory with name ".alfred" (without extension).
viper.AddConfigPath(home)
viper.SetConfigName(".alfred")
}
viper.AutomaticEnv() // read in environment variables that match
// If a config file is found, read it in.
if err := viper.ReadInConfig(); err == nil {
fmt.Println("Using config file:", viper.ConfigFileUsed())
}
}
func fatal(a ...interface{}) {
fmt.Println(a...)
os.Exit(1)
}
func fatalf(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
os.Exit(1)
}