eth hd钱包 博客分类： 以太坊

熵(128位)→助记词(12个)→种子(512位)→私钥→公钥→地址

import (
	"fmt"
	"math/big"
	"strings"
	"testing"

	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/core/types"
)

//go test -run TestAddrs
func TestAddrs(t *testing.T) {
	mnemonic, err := MnemonicFun()
	if err != nil {
		t.Error(err)
	}

	fmt.Println("mnemonic:",*mnemonic)
	//"there network sister salad scout catch embrace clinic hold jewel kingdom atom"
	wallet, err := NewFromMnemonic(*mnemonic)
	if err != nil {
		t.Error(err)
	}

	for i:=0;i<3;i++{
		path, err := ParseDerivationPath(fmt.Sprintf("m/44'/60'/0'/0/%d",i))
		if err != nil {
			t.Error(err)
		}

		account, err := wallet.Derive(path, true)
		if err != nil {
			t.Error(err)
		}

		fmt.Println("address:",account.Address.String(),",count:",len(wallet.accounts))

		privateKeyHex, err := wallet.PrivateKeyHex(account)
		if err != nil {
			t.Error(err)
		}

		fmt.Println("privatekey:",privateKeyHex)
	}

	for i:=0;i<3;i++{
		seed, err := NewSeedFromMnemonic(*mnemonic)
		if err != nil {
			t.Error(err)
		}

		wallet, err = NewFromSeed(seed)
		if err != nil {
			t.Error(err)
		}

		path := MustParseDerivationPath(fmt.Sprintf("m/44'/60'/0'/0/%d",i))
		account, err := wallet.Derive(path, false)
		if err != nil {
			t.Error(err)
		}
		wallet.PrivateKey(account)
		fmt.Println("addr:",account.Address.String())
	}
}