[agent-wdd]-重构agent的bastion模式

agent-wdd/cmd/root.go

@@ -0,0 +1,65 @@
+package cmd
+
+import (
+	"fmt"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"os"
+)
+
+const WddConfigFilePath = "/usr/local/etc/wdd/"
+
+var rootCmd = &cobra.Command{
+	Use:   "wdd",
+	Short: "wdd应用程序是wdd封装的NB工具",
+	Long:  `使用golang的强大特性，加上wdd的高超技术，\n打造一个方便、高效、适用于各种LINUX系统的瑞士军刀工具\n 尽情享用！`,
+	Run: func(cmd *cobra.Command, args []string) {
+		// Do Stuff Here
+	},
+}
+var cfgFile = ""
+var userLicense = ""
+var projectBase = ""
+
+func init() {
+
+	cobra.OnInitialize(initConfig)
+
+	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.cobra.yaml)")
+	rootCmd.PersistentFlags().StringVarP(&projectBase, "projectbase", "b", "",
+		"base project directory eg. github.com/spf13/")
+	rootCmd.PersistentFlags().StringP("author", "a", "YOUR NAME", "Author name for copyright attribution")
+	rootCmd.PersistentFlags().StringVarP(&userLicense, "license", "l", "", "Name of license for the project (can provide `licensetext` in config)")
+	rootCmd.PersistentFlags().Bool("viper", true, "Use Viper for configuration")
+	viper.BindPFlag("author", rootCmd.PersistentFlags().Lookup("author"))
+	viper.BindPFlag("projectbase", rootCmd.PersistentFlags().Lookup("projectbase"))
+	viper.BindPFlag("useViper", rootCmd.PersistentFlags().Lookup("viper"))
+	viper.SetDefault("author", "Esdeath Wang(zeaslity@gamil.com)")
+	viper.SetDefault("license", "apache")
+}
+
+func initConfig() {
+	// Don't forget to read config either from cfgFile or from home directory!
+	if cfgFile != "" {
+		// Use config file from the flag.
+		viper.SetConfigFile(cfgFile)
+	} else {
+
+		// Search config in home directory with name ".cobra" (without extension).
+		viper.AddConfigPath(WddConfigFilePath)
+		viper.SetConfigName(".cobra")
+	}
+
+	if err := viper.ReadInConfig(); err != nil {
+		fmt.Println("Can't read config:", err)
+		os.Exit(1)
+	}
+}
+
+func Execute() {
+
+	if err := rootCmd.Execute(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}