buffalo-azure/cmd/root.go

114 строки
4.0 KiB
Go

// Copyright © 2018 Microsoft Corporation and contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package cmd
import (
"fmt"
"os"
homedir "github.com/mitchellh/go-homedir"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
type logOutputLevel string
const (
logOutputLevelDebug = "debug"
logOutputLevelInfo = "info"
logOutputLevelWarn = "warn"
logOutputLevelError = "error"
logOutputLevelFatal = "fatal"
logOutputLevelPanic = "panic"
logOutputLevelName = "output-level"
logOutputLevelShorthand = "o"
logOutputLevelDefault = logOutputLevelInfo
logOutputLevelUsage = "The amount of output you'd like to see. Options include: " + logOutputLevelDebug + ", " + logOutputLevelInfo + ", " + logOutputLevelWarn + ", " + logOutputLevelError + ", " + logOutputLevelFatal + ", and " + logOutputLevelPanic
)
var cfgFile string
var rootConfig = viper.New()
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "buffalo azure",
Short: "Tools for integrating your Buffalo application with Azure.",
// 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 and 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() {
// Commented out until config-file story can be polished. This effort is tracked by Azure/buffalo-azure#40
//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", "", "config file (default is $HOME/.buffalo-azure.yaml)")
// Cobra also supports local flags, which will only run
// when this action is called directly.
// rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
rootCmd.PersistentFlags().StringP(logOutputLevelName, logOutputLevelShorthand, logOutputLevelDefault, logOutputLevelUsage)
rootCmd.PersistentFlags().BoolP(VerboseName, VerboseShortname, false, verboseUsage)
rootConfig.BindPFlags(rootCmd.PersistentFlags())
}
// 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 ".buffalo-azure" (without extension).
viper.AddConfigPath(home)
viper.SetConfigName(".buffalo-azure")
}
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())
}
}