42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package cmd
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import (
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"log"
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"path/filepath"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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var cmdWriteDefaultConfig = &cobra.Command{
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Use: "write-default-config",
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Short: "Write default config to file",
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Long: `Writes the default configuration to a new configuration file, which
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can be further customized by you.`,
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// Run is defined inline in init to capture Flag variables in the closure
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}
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func init() {
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rootCmd.AddCommand(cmdWriteDefaultConfig)
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filename := cmdWriteDefaultConfig.Flags().StringP("filename", "f", "default-config.yml",
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"The config filename to use, defaults to conf-default.yml")
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cmdWriteDefaultConfig.Run = func(cmd *cobra.Command, args []string) {
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writeDefaultConfig(*filename)
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}
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}
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func writeDefaultConfig(filename string) {
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if filepath.Ext(filename) != ".yml" {
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log.Fatalln("The default config filename must end in .yml")
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}
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viper.Reset()
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setAllConfigDefaults()
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err := viper.WriteConfigAs(filename)
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if err != nil {
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log.Fatalf("Could not write default configuration file %s: %s", filename, err)
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}
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log.Printf("Default configuration written as %s", filename)
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}
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