Reading ethereum JSON keystore to obtain PrivateKey object.

ethereum-keystore-load.go

package driver

import (
	"crypto/ecdsa"
	"github.com/gochain/gochain/v4/accounts/keystore"
	"os"
	"testing"
)

const PrivateKeyStore = "~/.opera/fakenet-1/keystore/UTC--2023-04-25T07-50-08.017708542Z--239fa"
const PrivateKeyPass = "fakepassword"

func readPrivateKeyFromKeystore(t *testing.T) *ecdsa.PrivateKey {
	jsonBytes, err := os.ReadFile(PrivateKeyStore)
	if err != nil {
		t.Fatal(err)
	}
	key, err := keystore.DecryptKey(jsonBytes, PrivateKeyPass)
	if err != nil {
		t.Fatal(err)
	}
	return key.PrivateKey
}