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config.go
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config.go
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package cmd
import (
"fmt"
"os"
"path/filepath"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/sentinel-official/dvpn-node/types"
)
func ConfigCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "config",
Short: "Configuration sub-commands",
}
cmd.AddCommand(
configInit(),
configShow(),
configSet(),
)
return cmd
}
func configInit() *cobra.Command {
cmd := &cobra.Command{
Use: "init",
Short: "Initialize the default configuration",
RunE: func(cmd *cobra.Command, _ []string) error {
var (
home = viper.GetString(flags.FlagHome)
configPath = filepath.Join(home, types.ConfigFileName)
)
force, err := cmd.Flags().GetBool(types.FlagForce)
if err != nil {
return err
}
if !force {
if _, err = os.Stat(configPath); err == nil {
return fmt.Errorf("config file already exists at path %s", configPath)
}
}
if err = os.MkdirAll(home, 0700); err != nil {
return err
}
config := types.NewConfig().WithDefaultValues()
return config.SaveToPath(configPath)
},
}
cmd.Flags().Bool(types.FlagForce, false, "force initialize the default configuration")
return cmd
}
func configShow() *cobra.Command {
cmd := &cobra.Command{
Use: "show",
Short: "Show the configuration",
RunE: func(_ *cobra.Command, _ []string) error {
var (
home = viper.GetString(flags.FlagHome)
configPath = filepath.Join(home, types.ConfigFileName)
)
v := viper.New()
v.SetConfigFile(configPath)
config, err := types.ReadInConfig(v)
if err != nil {
return err
}
fmt.Println(config.String())
return nil
},
}
return cmd
}
func configSet() *cobra.Command {
cmd := &cobra.Command{
Use: "set [key] [value]",
Short: "Set the configuration",
Args: cobra.ExactArgs(2),
RunE: func(_ *cobra.Command, args []string) error {
var (
home = viper.GetString(flags.FlagHome)
configPath = filepath.Join(home, types.ConfigFileName)
)
v := viper.New()
v.SetConfigFile(configPath)
config, err := types.ReadInConfig(v)
if err != nil {
return err
}
v.Set(args[0], args[1])
if err = v.Unmarshal(config); err != nil {
return err
}
return config.SaveToPath(configPath)
},
}
return cmd
}