/
root.go
88 lines (76 loc) · 2.81 KB
/
root.go
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package cmd
import (
"fmt"
"io/ioutil"
"os"
"strings"
"github.com/Unknwon/com"
"github.com/fatih/color"
homedir "github.com/mitchellh/go-homedir"
"github.com/rai-project/config"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var (
isDebug bool
isVerbose bool
appSecret string
jobQueueName string
)
// RootCmd represents the base command when called without any subcommands
var RootCmd = &cobra.Command{
Use: "dockerfile-builder",
Short: "A brief description of your application",
Long: `A longer description that spans multiple lines and likely contains
examples and usage of using your application. For example:
Cobra is a CLI library for Go that empowers applications.
This application is a tool to generate the needed files
to quickly create a Cobra application.`,
// 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)
RootCmd.PersistentFlags().BoolVarP(&isVerbose, "verbose", "v", false, "Toggle verbose mode.")
RootCmd.PersistentFlags().BoolVarP(&isDebug, "debug", "d", false, "Toggle debug mode.")
RootCmd.PersistentFlags().StringVarP(&appSecret, "secret", "s", "", "The application secret.")
RootCmd.PersistentFlags().StringVarP(&jobQueueName, "queue", "q", "", "Name of the job queue. Infers queue from build file by default.")
// mark secret flag hidden
RootCmd.PersistentFlags().MarkHidden("secret")
// 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")
viper.BindPFlag("app.secret", RootCmd.PersistentFlags().Lookup("secret"))
viper.BindPFlag("app.debug", RootCmd.PersistentFlags().Lookup("debug"))
viper.BindPFlag("app.verbose", RootCmd.PersistentFlags().Lookup("verbose"))
viper.BindPFlag("dockerbuilder.broker_queue_name", RootCmd.PersistentFlags().Lookup("queue"))
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
color.NoColor = false
opts := []config.Option{
config.AppName("dockerfile-builder"),
config.ColorMode(true),
config.ConfigString(_escFSMustString(true, "/.dockerfile_builder_config.yml")),
}
if appSecret == "" {
if secretFile, err := homedir.Expand("~/.rai_secret"); err == nil && com.IsFile(secretFile) {
if bts, err := ioutil.ReadFile(secretFile); err == nil {
appSecret = strings.TrimSpace(string(bts))
}
}
}
if appSecret != "" {
opts = append(opts, config.AppSecret(appSecret))
}
config.Init(opts...)
}