80 lines
2.0 KiB
Go
80 lines
2.0 KiB
Go
package cmd
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import (
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"fmt"
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"github.com/certusone/wormhole/node/cmd/debug"
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"github.com/certusone/wormhole/node/pkg/version"
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"os"
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"github.com/spf13/cobra"
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homedir "github.com/mitchellh/go-homedir"
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"github.com/spf13/viper"
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"github.com/certusone/wormhole/node/cmd/guardiand"
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)
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var cfgFile string
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// rootCmd represents the base command when called without any subcommands
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var rootCmd = &cobra.Command{
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Use: "guardiand",
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Short: "Wormhole bridge server",
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}
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// Top-level version subcommand
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var versionCmd = &cobra.Command{
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Use: "version",
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Short: "Display binary version information",
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Run: func(cmd *cobra.Command, args []string) {
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fmt.Println(version.Version())
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},
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}
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// Execute adds all child commands to the root command and sets flags appropriately.
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// This is called by main.main(). It only needs to happen once to the rootCmd.
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func Execute() {
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if err := rootCmd.Execute(); err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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func init() {
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cobra.OnInitialize(initConfig)
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rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.guardiand.yaml)")
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rootCmd.AddCommand(guardiand.BridgeCmd)
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rootCmd.AddCommand(guardiand.KeygenCmd)
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rootCmd.AddCommand(guardiand.AdminCmd)
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rootCmd.AddCommand(guardiand.TemplateCmd)
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rootCmd.AddCommand(versionCmd)
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rootCmd.AddCommand(debug.DebugCmd)
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}
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// initConfig reads in config file and ENV variables if set.
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func initConfig() {
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if cfgFile != "" {
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// Use config file from the flag.
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viper.SetConfigFile(cfgFile)
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} else {
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// Find home directory.
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home, err := homedir.Dir()
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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// Search config in home directory with name ".guardiand" (without extension).
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viper.AddConfigPath(home)
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viper.SetConfigName(".guardiand.yaml")
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}
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viper.AutomaticEnv() // read in environment variables that match
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// If a config file is found, read it in.
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if err := viper.ReadInConfig(); err == nil {
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fmt.Println("Using config file:", viper.ConfigFileUsed())
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}
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}
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