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62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
package main
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import (
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"fmt"
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"github.com/btcsuite/btcutil/hdkeychain"
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"github.com/guggero/chantools/btc"
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"github.com/spf13/cobra"
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)
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type showRootKeyCommand struct {
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BIP39 bool
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rootKey *rootKey
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cmd *cobra.Command
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}
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func newShowRootKeyCommand() *cobra.Command {
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cc := &showRootKeyCommand{}
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cc.cmd = &cobra.Command{
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Use: "showrootkey",
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Short: "Extract and show the BIP32 HD root key from the 24 " +
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"word lnd aezeed",
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Long: `This command converts the 24 word lnd aezeed phrase and
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password to the BIP32 HD root key that is used as the --rootkey flag in other
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commands of this tool.`,
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Example: `chantools showrootkey`,
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RunE: cc.Execute,
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}
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cc.cmd.Flags().BoolVar(
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&cc.BIP39, "bip39", false, "read a classic BIP39 seed and "+
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"passphrase from the terminal instead of asking for "+
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"lnd seed format or providing the --rootkey flag",
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)
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cc.rootKey = newRootKey(cc.cmd, "decrypting the backup")
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return cc.cmd
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}
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func (c *showRootKeyCommand) Execute(_ *cobra.Command, _ []string) error {
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var (
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extendedKey *hdkeychain.ExtendedKey
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err error
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)
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// Check that root key is valid or fall back to terminal input.
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switch {
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case c.BIP39:
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extendedKey, err = btc.ReadMnemonicFromTerminal(chainParams)
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default:
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extendedKey, err = c.rootKey.read()
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}
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if err != nil {
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return fmt.Errorf("error reading root key: %v", err)
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}
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fmt.Printf("\nYour BIP32 HD root key is: %s\n", extendedKey.String())
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return nil
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}
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