Example #1
0
func (k *Key) UnmarshalJSON(j []byte) (err error) {
	keyJSON := new(plainKeyJSON)
	err = json.Unmarshal(j, &keyJSON)
	if err != nil {
		return err
	}

	u := new(uuid.UUID)
	*u = uuid.Parse(keyJSON.Id)
	k.Id = *u
	addr, err := hex.DecodeString(keyJSON.Address)
	if err != nil {
		return err
	}

	privkey, err := hex.DecodeString(keyJSON.PrivateKey)
	if err != nil {
		return err
	}

	k.Address = common.BytesToAddress(addr)
	k.PrivateKey = ToECDSA(privkey)

	return nil
}
Example #2
0
// UnlockAccount asks the user agent for the user password and tries to unlock the account.
// It will try 3 attempts before giving up.
func (fe *RemoteFrontend) UnlockAccount(address []byte) bool {
	if !fe.enabled {
		return false
	}

	err := fe.send(AskPasswordMethod, common.Bytes2Hex(address))
	if err != nil {
		glog.V(logger.Error).Infof("Unable to send password request to agent - %v\n", err)
		return false
	}

	passwdRes, err := fe.recv()
	if err != nil {
		glog.V(logger.Error).Infof("Unable to recv password response from agent - %v\n", err)
		return false
	}

	if passwd, ok := passwdRes.Result.(string); ok {
		err = fe.mgr.Unlock(common.BytesToAddress(address), passwd)
	}

	if err == nil {
		return true
	}

	glog.V(logger.Debug).Infoln("3 invalid account unlock attempts")
	return false
}
Example #3
0
func (self *testjethre) UnlockAccount(acc []byte) bool {
	err := self.ethereum.AccountManager().Unlock(common.BytesToAddress(acc), "")
	if err != nil {
		panic("unable to unlock")
	}
	return true
}
Example #4
0
func mustConvertAddress(in string) common.Address {
	out, err := hex.DecodeString(strings.TrimPrefix(in, "0x"))
	if err != nil {
		panic(fmt.Errorf("invalid hex: %q", in))
	}
	return common.BytesToAddress(out)
}
Example #5
0
func (self *jsre) IsAccountLocked(addr []byte) bool {
	fmt.Printf("Please check account lock status %x.\n", addr)

	locked := self.ethereum.AccountManager().IsLocked(common.BytesToAddress(addr))
	if locked {
		fmt.Println("Account is still locked.")
	} else {
		fmt.Println("Account is still unlocked.")
	}

	return locked
}
Example #6
0
func (self *jsre) UnlockAccount(addr []byte) bool {
	fmt.Printf("Please unlock account %x.\n", addr)
	pass, err := self.PasswordPrompt("Passphrase: ")
	if err != nil {
		return false
	}
	// TODO: allow retry
	if err := self.ethereum.AccountManager().Unlock(common.BytesToAddress(addr), pass); err != nil {
		return false
	} else {
		fmt.Println("Account is now unlocked for this session.")
		return true
	}
}
Example #7
0
func (t *BlockTest) ValidatePostState(statedb *state.StateDB) error {
	for addrString, acct := range t.preAccounts {
		// XXX: is is worth it checking for errors here?
		addr, err := hex.DecodeString(addrString)
		if err != nil {
			return err
		}
		code, err := hex.DecodeString(strings.TrimPrefix(acct.Code, "0x"))
		if err != nil {
			return err
		}
		balance, ok := new(big.Int).SetString(acct.Balance, 0)
		if !ok {
			return err
		}
		nonce, err := strconv.ParseUint(prepInt(16, acct.Nonce), 16, 64)
		if err != nil {
			return err
		}

		// address is indirectly verified by the other fields, as it's the db key
		code2 := statedb.GetCode(common.BytesToAddress(addr))
		balance2 := statedb.GetBalance(common.BytesToAddress(addr))
		nonce2 := statedb.GetNonce(common.BytesToAddress(addr))
		if !bytes.Equal(code2, code) {
			return fmt.Errorf("account code mismatch, addr, found, expected: ", addrString, hex.EncodeToString(code2), hex.EncodeToString(code))
		}
		if balance2.Cmp(balance) != 0 {
			return fmt.Errorf("account balance mismatch, addr, found, expected: ", addrString, balance2, balance)
		}
		if nonce2 != nonce {
			return fmt.Errorf("account nonce mismatch, addr, found, expected: ", addrString, nonce2, nonce)
		}
	}
	return nil
}
Example #8
0
// InsertPreState populates the given database with the genesis
// accounts defined by the test.
func (t *BlockTest) InsertPreState(ethereum *eth.Ethereum) (*state.StateDB, error) {
	db := ethereum.ChainDb()
	statedb := state.New(common.Hash{}, db)
	for addrString, acct := range t.preAccounts {
		addr, err := hex.DecodeString(addrString)
		if err != nil {
			return nil, err
		}
		code, err := hex.DecodeString(strings.TrimPrefix(acct.Code, "0x"))
		if err != nil {
			return nil, err
		}
		balance, ok := new(big.Int).SetString(acct.Balance, 0)
		if !ok {
			return nil, err
		}
		nonce, err := strconv.ParseUint(prepInt(16, acct.Nonce), 16, 64)
		if err != nil {
			return nil, err
		}

		if acct.PrivateKey != "" {
			privkey, err := hex.DecodeString(strings.TrimPrefix(acct.PrivateKey, "0x"))
			err = crypto.ImportBlockTestKey(privkey)
			err = ethereum.AccountManager().TimedUnlock(common.BytesToAddress(addr), "", 999999*time.Second)
			if err != nil {
				return nil, err
			}
		}

		obj := statedb.CreateAccount(common.HexToAddress(addrString))
		obj.SetCode(code)
		obj.SetBalance(balance)
		obj.SetNonce(nonce)
		for k, v := range acct.Storage {
			statedb.SetState(common.HexToAddress(addrString), common.HexToHash(k), common.HexToHash(v))
		}
	}
	// sync objects to trie
	statedb.SyncObjects()
	// sync trie to disk
	statedb.Sync()

	if !bytes.Equal(t.Genesis.Root().Bytes(), statedb.Root().Bytes()) {
		return nil, fmt.Errorf("computed state root does not match genesis block %x %x", t.Genesis.Root().Bytes()[:4], statedb.Root().Bytes()[:4])
	}
	return statedb, nil
}
Example #9
0
func getKeyAddresses(keysDirPath string) (addresses []common.Address, err error) {
	fileInfos, err := ioutil.ReadDir(keysDirPath)
	if err != nil {
		return nil, err
	}
	for _, fileInfo := range fileInfos {
		filename := fileInfo.Name()
		if len(filename) >= 40 {
			addr := filename[len(filename)-40 : len(filename)]
			address, err := hex.DecodeString(addr)
			if err == nil {
				addresses = append(addresses, common.BytesToAddress(address))
			}
		}
	}
	return addresses, err
}
Example #10
0
func (self *StateDB) RawDump() World {
	world := World{
		Root:     common.Bytes2Hex(self.trie.Root()),
		Accounts: make(map[string]Account),
	}

	it := self.trie.Iterator()
	for it.Next() {
		addr := self.trie.GetKey(it.Key)
		stateObject := NewStateObjectFromBytes(common.BytesToAddress(addr), it.Value, self.db)

		account := Account{Balance: stateObject.balance.String(), Nonce: stateObject.nonce, Root: common.Bytes2Hex(stateObject.Root()), CodeHash: common.Bytes2Hex(stateObject.codeHash)}
		account.Storage = make(map[string]string)

		storageIt := stateObject.trie.Iterator()
		for storageIt.Next() {
			account.Storage[common.Bytes2Hex(self.trie.GetKey(storageIt.Key))] = common.Bytes2Hex(storageIt.Value)
		}
		world.Accounts[common.Bytes2Hex(addr)] = account
	}
	return world
}
Example #11
0
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

package state

import (
	"testing"

	"github.com/shiftcurrency/shift/common"
	"github.com/shiftcurrency/shift/ethdb"
)

var addr = common.BytesToAddress([]byte("test"))

func create() (*ManagedState, *account) {
	db, _ := ethdb.NewMemDatabase()
	statedb := New(common.Hash{}, db)
	ms := ManageState(statedb)
	so := &StateObject{address: addr, nonce: 100}
	ms.StateDB.stateObjects[addr.Str()] = so
	ms.accounts[addr.Str()] = newAccount(so)

	return ms, ms.accounts[addr.Str()]
}

func TestNewNonce(t *testing.T) {
	ms, _ := create()
Example #12
0
// Creates an ethereum address given the bytes and the nonce
func CreateAddress(b common.Address, nonce uint64) common.Address {
	data, _ := rlp.EncodeToBytes([]interface{}{b, nonce})
	return common.BytesToAddress(Sha3(data)[12:])
	//return Sha3(common.NewValue([]interface{}{b, nonce}).Encode())[12:]
}
Example #13
0
func verifyTxFields(txTest TransactionTest, decodedTx *types.Transaction) (err error) {
	defer func() {
		if recovered := recover(); recovered != nil {
			buf := make([]byte, 64<<10)
			buf = buf[:runtime.Stack(buf, false)]
			err = fmt.Errorf("%v\n%s", recovered, buf)
		}
	}()

	decodedSender, err := decodedTx.From()
	if err != nil {
		return err
	}

	expectedSender := mustConvertAddress(txTest.Sender)
	if expectedSender != decodedSender {
		return fmt.Errorf("Sender mismatch: %v %v", expectedSender, decodedSender)
	}

	expectedData := mustConvertBytes(txTest.Transaction.Data)
	if !bytes.Equal(expectedData, decodedTx.Data()) {
		return fmt.Errorf("Tx input data mismatch: %#v %#v", expectedData, decodedTx.Data())
	}

	expectedGasLimit := mustConvertBigInt(txTest.Transaction.GasLimit, 16)
	if expectedGasLimit.Cmp(decodedTx.Gas()) != 0 {
		return fmt.Errorf("GasLimit mismatch: %v %v", expectedGasLimit, decodedTx.Gas())
	}

	expectedGasPrice := mustConvertBigInt(txTest.Transaction.GasPrice, 16)
	if expectedGasPrice.Cmp(decodedTx.GasPrice()) != 0 {
		return fmt.Errorf("GasPrice mismatch: %v %v", expectedGasPrice, decodedTx.GasPrice())
	}

	expectedNonce := mustConvertUint(txTest.Transaction.Nonce, 16)
	if expectedNonce != decodedTx.Nonce() {
		return fmt.Errorf("Nonce mismatch: %v %v", expectedNonce, decodedTx.Nonce())
	}

	v, r, s := decodedTx.SignatureValues()
	expectedR := mustConvertBigInt(txTest.Transaction.R, 16)
	if r.Cmp(expectedR) != 0 {
		return fmt.Errorf("R mismatch: %v %v", expectedR, r)
	}
	expectedS := mustConvertBigInt(txTest.Transaction.S, 16)
	if s.Cmp(expectedS) != 0 {
		return fmt.Errorf("S mismatch: %v %v", expectedS, s)
	}
	expectedV := mustConvertUint(txTest.Transaction.V, 16)
	if uint64(v) != expectedV {
		return fmt.Errorf("V mismatch: %v %v", expectedV, v)
	}

	expectedTo := mustConvertAddress(txTest.Transaction.To)
	if decodedTx.To() == nil {
		if expectedTo != common.BytesToAddress([]byte{}) { // "empty" or "zero" address
			return fmt.Errorf("To mismatch when recipient is nil (contract creation): %v", expectedTo)
		}
	} else {
		if expectedTo != *decodedTx.To() {
			return fmt.Errorf("To mismatch: %v %v", expectedTo, *decodedTx.To())
		}
	}

	expectedValue := mustConvertBigInt(txTest.Transaction.Value, 16)
	if expectedValue.Cmp(decodedTx.Value()) != 0 {
		return fmt.Errorf("Value mismatch: %v %v", expectedValue, decodedTx.Value())
	}

	return nil
}
Example #14
0
func (self *testjethre) IsAccountLocked(acc []byte) bool {
	return self.ethereum.AccountManager().IsLocked(common.BytesToAddress(acc))
}
Example #15
0
func (self *testFrontend) UnlockAccount(acc []byte) bool {
	self.ethereum.AccountManager().Unlock(common.BytesToAddress(acc), "password")
	return true
}
Example #16
0
func (self *testFrontend) IsAccountLocked(acc []byte) bool {
	self.ethereum.AccountManager().IsLocked(common.BytesToAddress(acc))
	return true
}
Example #17
0
func PubkeyToAddress(p ecdsa.PublicKey) common.Address {
	pubBytes := FromECDSAPub(&p)
	return common.BytesToAddress(Sha3(pubBytes[1:])[12:])
}