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root.go
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root.go
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/*
* Copyright (c) 2020, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you 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"
"github.com/mitchellh/go-homedir"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"log"
"os"
)
const (
appName = "IAM-CTL"
shortAppDesc = "Service Provider configuration"
longAPPConfig = "Service Provider configuration"
)
var cfgFile string
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: appName,
Short: shortAppDesc,
Long: longAPPConfig,
Run: func(cmd *cobra.Command, args []string) {},
}
func Execute() {
if err := rootCmd.Execute(); err != nil {
log.Fatalln(err)
os.Exit(1)
}
}
func init() {
createFile()
createSampleSPFile()
cobra.OnInitialize(initConfig)
}
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 ".iamctl" (without extension).
viper.AddConfigPath(home)
viper.SetConfigName(".iamctl")
}
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())
}
}