Ejemplo n.º 1
0
func (m *Miner) processShare(s *ProxyServer, t *BlockTemplate, diff string, params []string) bool {
	paramsOrig := params[:]

	hashNoNonce := params[1]
	nonce, err := strconv.ParseUint(strings.Replace(params[0], "0x", "", -1), 16, 64)
	if err != nil {
		log.Printf("Malformed nonce: %v", err)
		return false
	}
	mixDigest := params[2]

	minerDifficulty, err := strconv.ParseFloat(diff, 64)
	if err != nil {
		log.Println("Malformed difficulty: " + diff)
		minerDifficulty = 5
	}
	minerAdjustedDifficulty := int64(minerDifficulty * 1000000 * 100)

	share := Block{
		number:      t.Height,
		hashNoNonce: common.HexToHash(hashNoNonce),
		difficulty:  big.NewInt(minerAdjustedDifficulty),
		nonce:       nonce,
		mixDigest:   common.HexToHash(mixDigest),
	}

	block := Block{
		number:      t.Height,
		hashNoNonce: common.HexToHash(hashNoNonce),
		difficulty:  t.Difficulty,
		nonce:       nonce,
		mixDigest:   common.HexToHash(mixDigest),
	}

	if hasher.Verify(share) {
		m.heartbeat()
		m.storeShare(minerAdjustedDifficulty)
		atomic.AddUint64(&m.validShares, 1)
		log.Printf("Valid share from %s@%s at difficulty %v", m.Id, m.IP, minerDifficulty)
	} else {
		atomic.AddUint64(&m.invalidShares, 1)
		log.Printf("Invalid share from %s@%s", m.Id, m.IP)
		return false
	}

	if hasher.Verify(block) {
		_, err = s.rpc().SubmitBlock(paramsOrig)
		if err != nil {
			atomic.AddUint64(&m.invalidBlocks, 1)
			atomic.AddUint64(&s.invalidBlocks, 1)
			log.Printf("Upstream share submission failure on height: %v for %v: %v", t.Height, t.Header, err)
		} else {
			s.fetchBlockTemplate()
			atomic.AddUint64(&m.validBlocks, 1)
			atomic.AddUint64(&s.validBlocks, 1)
			log.Printf("Upstream share found by miner %v@%v at height: %d", m.Id, m.IP, t.Height)
		}
	}
	return true
}
Ejemplo n.º 2
0
func TestInsert(t *testing.T) {
	trie := newEmpty()

	updateString(trie, "doe", "reindeer")
	updateString(trie, "dog", "puppy")
	updateString(trie, "dogglesworth", "cat")

	exp := common.HexToHash("8aad789dff2f538bca5d8ea56e8abe10f4c7ba3a5dea95fea4cd6e7c3a1168d3")
	root := trie.Hash()
	if root != exp {
		t.Errorf("exp %x got %x", exp, root)
	}

	trie = newEmpty()
	updateString(trie, "A", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")

	exp = common.HexToHash("d23786fb4a010da3ce639d66d5e904a11dbc02746d1ce25029e53290cabf28ab")
	root, err := trie.Commit()
	if err != nil {
		t.Fatalf("commit error: %v", err)
	}
	if root != exp {
		t.Errorf("exp %x got %x", exp, root)
	}
}
Ejemplo n.º 3
0
func makeBlock() *types.Block {
	parentHash := common.HexToHash("0x01")
	coinbase := common.HexToAddress("0x01")
	root := common.HexToHash("0x01")
	difficulty := common.Big1
	nonce := uint64(1)
	block := types.NewBlock(parentHash, coinbase, root, difficulty, nonce, nil)

	txto := common.HexToAddress("0x02")
	txamount := big.NewInt(1)
	txgasAmount := big.NewInt(1)
	txgasPrice := big.NewInt(1)
	txdata := []byte{1, 2, 3}

	tx := types.NewTransactionMessage(txto, txamount, txgasAmount, txgasPrice, txdata)
	txs := make([]*types.Transaction, 1)
	txs[0] = tx
	block.SetTransactions(txs)

	uncles := make([]*types.Header, 1)
	uncles[0] = makeHeader()
	block.SetUncles(uncles)

	return block
}
Ejemplo n.º 4
0
func TestTransactionSigHash(t *testing.T) {
	if emptyTx.SigHash() != common.HexToHash("c775b99e7ad12f50d819fcd602390467e28141316969f4b57f0626f74fe3b386") {
		t.Errorf("empty transaction hash mismatch, got %x", emptyTx.Hash())
	}
	if rightvrsTx.SigHash() != common.HexToHash("fe7a79529ed5f7c3375d06b26b186a8644e0e16c373d7a12be41c62d6042b77a") {
		t.Errorf("RightVRS transaction hash mismatch, got %x", rightvrsTx.Hash())
	}
}
Ejemplo n.º 5
0
func makeStateLog(num int) *state.Log {
	address := common.HexToAddress("0x0")
	data := []byte{1, 2, 3}
	number := uint64(num)
	topics := make([]common.Hash, 3)
	topics = append(topics, common.HexToHash("0x00"))
	topics = append(topics, common.HexToHash("0x10"))
	topics = append(topics, common.HexToHash("0x20"))
	log := state.NewLog(address, topics, data, number)
	return log
}
Ejemplo n.º 6
0
// InsertPreState populates the given database with the genesis
// accounts defined by the test.
func (t *BlockTest) InsertPreState(db ethdb.Database, am *accounts.Manager) (*state.StateDB, error) {
	statedb, err := state.New(common.Hash{}, db)
	if err != nil {
		return nil, err
	}
	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 = am.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))
		}
	}

	root, err := statedb.Commit()
	if err != nil {
		return nil, fmt.Errorf("error writing state: %v", err)
	}
	if t.Genesis.Root() != root {
		return nil, fmt.Errorf("computed state root does not match genesis block: genesis=%x computed=%x", t.Genesis.Root().Bytes()[:4], root.Bytes()[:4])
	}
	return statedb, nil
}
Ejemplo n.º 7
0
func benchStateTest(ruleSet RuleSet, test VmTest, env map[string]string, b *testing.B) {
	b.StopTimer()
	db, _ := ethdb.NewMemDatabase()
	statedb, _ := state.New(common.Hash{}, db)
	for addr, account := range test.Pre {
		obj := StateObjectFromAccount(db, addr, account)
		statedb.SetStateObject(obj)
		for a, v := range account.Storage {
			obj.SetState(common.HexToHash(a), common.HexToHash(v))
		}
	}
	b.StartTimer()

	RunState(ruleSet, statedb, env, test.Exec)
}
Ejemplo n.º 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.StateDb()
	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
}
Ejemplo n.º 9
0
func (js *jsre) dumpBlock(call otto.FunctionCall) otto.Value {
	var block *types.Block
	if len(call.ArgumentList) > 0 {
		if call.Argument(0).IsNumber() {
			num, _ := call.Argument(0).ToInteger()
			block = js.ethereum.ChainManager().GetBlockByNumber(uint64(num))
		} else if call.Argument(0).IsString() {
			hash, _ := call.Argument(0).ToString()
			block = js.ethereum.ChainManager().GetBlock(common.HexToHash(hash))
		} else {
			fmt.Println("invalid argument for dump. Either hex string or number")
		}

	} else {
		block = js.ethereum.ChainManager().CurrentBlock()
	}
	if block == nil {
		fmt.Println("block not found")
		return otto.UndefinedValue()
	}

	statedb := state.New(block.Root(), js.ethereum.StateDb())
	dump := statedb.RawDump()
	return js.re.ToVal(dump)

}
Ejemplo n.º 10
0
func (self *Gui) DumpState(hash, path string) {
	var stateDump []byte

	if len(hash) == 0 {
		stateDump = self.eth.ChainManager().State().Dump()
	} else {
		var block *types.Block
		if hash[0] == '#' {
			i, _ := strconv.Atoi(hash[1:])
			block = self.eth.ChainManager().GetBlockByNumber(uint64(i))
		} else {
			block = self.eth.ChainManager().GetBlock(common.HexToHash(hash))
		}

		if block == nil {
			guilogger.Infof("block err: not found %s\n", hash)
			return
		}

		stateDump = state.New(block.Root(), self.eth.StateDb()).Dump()
	}

	file, err := os.OpenFile(path[7:], os.O_CREATE|os.O_RDWR, os.ModePerm)
	if err != nil {
		guilogger.Infoln("dump err: ", err)
		return
	}
	defer file.Close()

	guilogger.Infof("dumped state (%s) to %s\n", hash, path)

	file.Write(stateDump)
}
Ejemplo n.º 11
0
func TestDelete(t *testing.T) {
	trie := newEmpty()
	vals := []struct{ k, v string }{
		{"do", "verb"},
		{"ether", "wookiedoo"},
		{"horse", "stallion"},
		{"shaman", "horse"},
		{"doge", "coin"},
		{"ether", ""},
		{"dog", "puppy"},
		{"shaman", ""},
	}
	for _, val := range vals {
		if val.v != "" {
			updateString(trie, val.k, val.v)
		} else {
			deleteString(trie, val.k)
		}
	}

	hash := trie.Hash()
	exp := common.HexToHash("5991bb8c6514148a29db676a14ac506cd2cd5775ace63c30a4fe457715e9ac84")
	if hash != exp {
		t.Errorf("expected %x got %x", exp, hash)
	}
}
Ejemplo n.º 12
0
func TestSecureDelete(t *testing.T) {
	trie := newEmptySecure()
	vals := []struct{ k, v string }{
		{"do", "verb"},
		{"ether", "wookiedoo"},
		{"horse", "stallion"},
		{"shaman", "horse"},
		{"doge", "coin"},
		{"ether", ""},
		{"dog", "puppy"},
		{"shaman", ""},
	}
	for _, val := range vals {
		if val.v != "" {
			trie.Update([]byte(val.k), []byte(val.v))
		} else {
			trie.Delete([]byte(val.k))
		}
	}
	hash := trie.Hash()
	exp := common.HexToHash("29b235a58c3c25ab83010c327d5932bcf05324b7d6b1185e650798034783ca9d")
	if hash != exp {
		t.Errorf("expected %x got %x", exp, hash)
	}
}
Ejemplo n.º 13
0
func checkLogs(tlog []Log, logs state.Logs) error {

	if len(tlog) != len(logs) {
		return fmt.Errorf("log length mismatch. Expected %d, got %d", len(tlog), len(logs))
	} else {
		for i, log := range tlog {
			if common.HexToAddress(log.AddressF) != logs[i].Address {
				return fmt.Errorf("log address expected %v got %x", log.AddressF, logs[i].Address)
			}

			if !bytes.Equal(logs[i].Data, common.FromHex(log.DataF)) {
				return fmt.Errorf("log data expected %v got %x", log.DataF, logs[i].Data)
			}

			if len(log.TopicsF) != len(logs[i].Topics) {
				return fmt.Errorf("log topics length expected %d got %d", len(log.TopicsF), logs[i].Topics)
			} else {
				for j, topic := range log.TopicsF {
					if common.HexToHash(topic) != logs[i].Topics[j] {
						return fmt.Errorf("log topic[%d] expected %v got %x", j, topic, logs[i].Topics[j])
					}
				}
			}
			genBloom := common.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256)

			if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
				return fmt.Errorf("bloom mismatch")
			}
		}
	}
	return nil
}
Ejemplo n.º 14
0
func (self *XEth) EthTransactionByHash(hash string) (tx *types.Transaction, blhash common.Hash, blnum *big.Int, txi uint64) {
	data, _ := self.backend.ExtraDb().Get(common.FromHex(hash))
	if len(data) != 0 {
		tx = types.NewTransactionFromBytes(data)
	} else { // check pending transactions
		tx = self.backend.TxPool().GetTransaction(common.HexToHash(hash))
	}

	// meta
	var txExtra struct {
		BlockHash  common.Hash
		BlockIndex uint64
		Index      uint64
	}

	v, _ := self.backend.ExtraDb().Get(append(common.FromHex(hash), 0x0001))
	r := bytes.NewReader(v)
	err := rlp.Decode(r, &txExtra)
	if err == nil {
		blhash = txExtra.BlockHash
		blnum = big.NewInt(int64(txExtra.BlockIndex))
		txi = txExtra.Index
	} else {
		glog.V(logger.Error).Infoln(err)
	}

	return
}
Ejemplo n.º 15
0
func (self *ethApi) SubmitWork(req *shared.Request) (interface{}, error) {
	args := new(SubmitWorkArgs)
	if err := self.codec.Decode(req.Params, &args); err != nil {
		return nil, shared.NewDecodeParamError(err.Error())
	}
	return self.xeth.RemoteMining().SubmitWork(args.Nonce, common.HexToHash(args.Digest), common.HexToHash(args.Header)), nil
}
Ejemplo n.º 16
0
// Tests that an empty state is not scheduled for syncing.
func TestEmptyStateSync(t *testing.T) {
	empty := common.HexToHash("56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421")
	db, _ := ethdb.NewMemDatabase()
	if req := NewStateSync(empty, db).Missing(1); len(req) != 0 {
		t.Errorf("content requested for empty state: %v", req)
	}
}
Ejemplo n.º 17
0
func TestNewTransactionRes(t *testing.T) {
	to := common.HexToAddress("0x02")
	amount := big.NewInt(1)
	gasAmount := big.NewInt(1)
	gasPrice := big.NewInt(1)
	data := []byte{1, 2, 3}
	tx := types.NewTransactionMessage(to, amount, gasAmount, gasPrice, data)

	tests := map[string]string{
		"hash":             reHash,
		"nonce":            reNum,
		"blockHash":        reHashOpt,
		"blockNum":         reNumOpt,
		"transactionIndex": reNumOpt,
		"from":             reAddress,
		"to":               reAddressOpt,
		"value":            reNum,
		"gas":              reNum,
		"gasPrice":         reNum,
		"input":            reData,
	}

	v := NewTransactionRes(tx)
	v.BlockHash = newHexData(common.HexToHash("0x030201"))
	v.BlockNumber = newHexNum(5)
	v.TxIndex = newHexNum(0)
	j, _ := json.Marshal(v)
	for k, re := range tests {
		match, _ := regexp.MatchString(fmt.Sprintf(`{.*"%s":%s.*}`, k, re), string(j))
		if !match {
			t.Error(fmt.Sprintf("`%s` output json does not match format %s. Source %s", k, re, j))
		}
	}

}
Ejemplo n.º 18
0
func blockRecovery(ctx *cli.Context) {
	utils.CheckLegalese(ctx.GlobalString(utils.DataDirFlag.Name))

	arg := ctx.Args().First()
	if len(ctx.Args()) < 1 && len(arg) > 0 {
		glog.Fatal("recover requires block number or hash")
	}

	cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
	utils.CheckLegalese(cfg.DataDir)

	blockDb, err := ethdb.NewLDBDatabase(filepath.Join(cfg.DataDir, "blockchain"), cfg.DatabaseCache)
	if err != nil {
		glog.Fatalln("could not open db:", err)
	}

	var block *types.Block
	if arg[0] == '#' {
		block = core.GetBlockByNumber(blockDb, common.String2Big(arg[1:]).Uint64())
	} else {
		block = core.GetBlockByHash(blockDb, common.HexToHash(arg))
	}

	if block == nil {
		glog.Fatalln("block not found. Recovery failed")
	}

	err = core.WriteHead(blockDb, block)
	if err != nil {
		glog.Fatalln("block write err", err)
	}
	glog.Infof("Recovery succesful. New HEAD %x\n", block.Hash())
}
Ejemplo n.º 19
0
func (self *XEth) EthTransactionByHash(hash string) (tx *types.Transaction, blhash common.Hash, blnum *big.Int, txi uint64) {
	// Due to increasing return params and need to determine if this is from transaction pool or
	// some chain, this probably needs to be refactored for more expressiveness
	data, _ := self.backend.ExtraDb().Get(common.FromHex(hash))
	if len(data) != 0 {
		tx = types.NewTransactionFromBytes(data)
	} else { // check pending transactions
		tx = self.backend.TxPool().GetTransaction(common.HexToHash(hash))
	}

	// meta
	var txExtra struct {
		BlockHash  common.Hash
		BlockIndex uint64
		Index      uint64
	}

	v, dberr := self.backend.ExtraDb().Get(append(common.FromHex(hash), 0x0001))
	// TODO check specifically for ErrNotFound
	if dberr != nil {
		return
	}
	r := bytes.NewReader(v)
	err := rlp.Decode(r, &txExtra)
	if err == nil {
		blhash = txExtra.BlockHash
		blnum = big.NewInt(int64(txExtra.BlockIndex))
		txi = txExtra.Index
	} else {
		glog.V(logger.Error).Infoln(err)
	}

	return
}
Ejemplo n.º 20
0
// from bcValidBlockTest.json, "SimpleTx"
func TestBlockEncoding(t *testing.T) {
	blockEnc := common.FromHex("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")

	var block Block
	if err := rlp.DecodeBytes(blockEnc, &block); err != nil {
		t.Fatal("decode error: ", err)
	}

	check := func(f string, got, want interface{}) {
		if !reflect.DeepEqual(got, want) {
			t.Errorf("%s mismatch: got %v, want %v", f, got, want)
		}
	}
	check("Difficulty", block.Difficulty(), big.NewInt(131072))
	check("GasLimit", block.GasLimit(), big.NewInt(3141592))
	check("GasUsed", block.GasUsed(), big.NewInt(21000))
	check("Coinbase", block.Coinbase(), common.HexToAddress("8888f1f195afa192cfee860698584c030f4c9db1"))
	check("MixDigest", block.MixDigest(), common.HexToHash("bd4472abb6659ebe3ee06ee4d7b72a00a9f4d001caca51342001075469aff498"))
	check("Root", block.Root(), common.HexToHash("ef1552a40b7165c3cd773806b9e0c165b75356e0314bf0706f279c729f51e017"))
	check("Hash", block.Hash(), common.HexToHash("0a5843ac1cb04865017cb35a57b50b07084e5fcee39b5acadade33149f4fff9e"))
	check("Nonce", block.Nonce(), uint64(0xa13a5a8c8f2bb1c4))
	check("Time", block.Time(), int64(1426516743))
	check("Size", block.Size(), common.StorageSize(len(blockEnc)))

	to := common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87")
	check("Transactions", block.Transactions(), Transactions{
		{
			Payload:      []byte{},
			Amount:       big.NewInt(10),
			Price:        big.NewInt(10),
			GasLimit:     big.NewInt(50000),
			AccountNonce: 0,
			V:            27,
			R:            common.String2Big("0x9bea4c4daac7c7c52e093e6a4c35dbbcf8856f1af7b059ba20253e70848d094f"),
			S:            common.String2Big("0x8a8fae537ce25ed8cb5af9adac3f141af69bd515bd2ba031522df09b97dd72b1"),
			Recipient:    &to,
		},
	})

	ourBlockEnc, err := rlp.EncodeToBytes(&block)
	if err != nil {
		t.Fatal("encode error: ", err)
	}
	if !bytes.Equal(ourBlockEnc, blockEnc) {
		t.Errorf("encoded block mismatch:\ngot:  %x\nwant: %x", ourBlockEnc, blockEnc)
	}
}
Ejemplo n.º 21
0
func (self *ethApi) SubmitHashrate(req *shared.Request) (interface{}, error) {
	args := new(SubmitHashRateArgs)
	if err := self.codec.Decode(req.Params, &args); err != nil {
		return false, shared.NewDecodeParamError(err.Error())
	}
	self.xeth.RemoteMining().SubmitHashrate(common.HexToHash(args.Id), args.Rate)
	return true, nil
}
Ejemplo n.º 22
0
// StorageAt returns the data stores in the state for the given address and location.
func (be *registryAPIBackend) StorageAt(addr string, storageAddr string) string {
	block := be.bc.CurrentBlock()
	state, err := state.New(block.Root(), be.chainDb)
	if err != nil {
		return ""
	}
	return state.GetState(common.HexToAddress(addr), common.HexToHash(storageAddr)).Hex()
}
Ejemplo n.º 23
0
func (self *Block) GetTransaction(hash string) *Transaction {
	tx := self.ref.Transaction(common.HexToHash(hash))
	if tx == nil {
		return nil
	}

	return NewTx(tx)
}
Ejemplo n.º 24
0
// MustMakeChainConfigFromDb reads the chain configuration from the given database.
func MustMakeChainConfigFromDb(ctx *cli.Context, db ethdb.Database) *core.ChainConfig {
	// If the chain is already initialized, use any existing chain configs
	config := new(core.ChainConfig)

	genesis := core.GetBlock(db, core.GetCanonicalHash(db, 0))
	if genesis != nil {
		storedConfig, err := core.GetChainConfig(db, genesis.Hash())
		switch err {
		case nil:
			config = storedConfig
		case core.ChainConfigNotFoundErr:
			// No configs found, use empty, will populate below
		default:
			Fatalf("Could not make chain configuration: %v", err)
		}
	}
	// Set any missing fields due to them being unset or system upgrade
	if config.HomesteadBlock == nil {
		if ctx.GlobalBool(TestNetFlag.Name) {
			config.HomesteadBlock = params.TestNetHomesteadBlock
		} else {
			config.HomesteadBlock = params.MainNetHomesteadBlock
		}
	}
	if config.DAOForkBlock == nil {
		if ctx.GlobalBool(TestNetFlag.Name) {
			config.DAOForkBlock = params.TestNetDAOForkBlock
		} else {
			config.DAOForkBlock = params.MainNetDAOForkBlock
		}
		config.DAOForkSupport = true
	}
	// Force override any existing configs if explicitly requested
	switch {
	case ctx.GlobalBool(SupportDAOFork.Name):
		config.DAOForkSupport = true
	case ctx.GlobalBool(OpposeDAOFork.Name):
		config.DAOForkSupport = false
	}
	// Temporarilly display a proper message so the user knows which fork its on
	if !ctx.GlobalBool(TestNetFlag.Name) && (genesis == nil || genesis.Hash() == common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")) {
		choice := "SUPPORT"
		if !config.DAOForkSupport {
			choice = "OPPOSE"
		}
		current := fmt.Sprintf("Geth is currently configured to %s the DAO hard-fork!", choice)
		howtoswap := fmt.Sprintf("You can change your choice prior to block #%v with --support-dao-fork or --oppose-dao-fork.", config.DAOForkBlock)
		howtosync := fmt.Sprintf("After the hard-fork block #%v passed, changing chains requires a resync from scratch!", config.DAOForkBlock)
		separator := strings.Repeat("-", len(howtoswap))

		glog.V(logger.Warn).Info(separator)
		glog.V(logger.Warn).Info(current)
		glog.V(logger.Warn).Info(howtoswap)
		glog.V(logger.Warn).Info(howtosync)
		glog.V(logger.Warn).Info(separator)
	}
	return config
}
Ejemplo n.º 25
0
func cTopics(t [][]string) [][]common.Hash {
	topics := make([][]common.Hash, len(t))
	for i, iv := range t {
		topics[i] = make([]common.Hash, len(iv))
		for j, jv := range iv {
			topics[i][j] = common.HexToHash(jv)
		}
	}
	return topics
}
Ejemplo n.º 26
0
func TestMissingRoot(t *testing.T) {
	db, _ := ethdb.NewMemDatabase()
	trie, err := New(common.HexToHash("0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33"), db)
	if trie != nil {
		t.Error("New returned non-nil trie for invalid root")
	}
	if _, ok := err.(*MissingNodeError); !ok {
		t.Errorf("New returned wrong error: %v", err)
	}
}
Ejemplo n.º 27
0
func (self *XEth) Sign(fromStr, hashStr string, didUnlock bool) (string, error) {
	var (
		from = common.HexToAddress(fromStr)
		hash = common.HexToHash(hashStr)
	)
	sig, err := self.doSign(from, hash, didUnlock)
	if err != nil {
		return "", err
	}
	return common.ToHex(sig), nil
}
Ejemplo n.º 28
0
func runBlockTest(test *BlockTest) error {
	ks := crypto.NewKeyStorePassphrase(filepath.Join(common.DefaultDataDir(), "keystore"), crypto.StandardScryptN, crypto.StandardScryptP)
	am := accounts.NewManager(ks)
	db, _ := ethdb.NewMemDatabase()
	cfg := &eth.Config{
		DataDir:        common.DefaultDataDir(),
		Verbosity:      5,
		Etherbase:      common.Address{},
		AccountManager: am,
		NewDB:          func(path string) (ethdb.Database, error) { return db, nil },
	}

	cfg.GenesisBlock = test.Genesis

	// import pre accounts & construct test genesis block & state root
	_, err := test.InsertPreState(db, am)
	if err != nil {
		return fmt.Errorf("InsertPreState: %v", err)
	}

	ethereum, err := eth.New(cfg)
	if err != nil {
		return err
	}

	err = ethereum.Start()
	if err != nil {
		return err
	}

	cm := ethereum.BlockChain()
	validBlocks, err := test.TryBlocksInsert(cm)
	if err != nil {
		return err
	}

	lastblockhash := common.HexToHash(test.lastblockhash)
	cmlast := cm.LastBlockHash()
	if lastblockhash != cmlast {
		return fmt.Errorf("lastblockhash validation mismatch: want: %x, have: %x", lastblockhash, cmlast)
	}

	newDB, err := cm.State()
	if err != nil {
		return err
	}
	if err = test.ValidatePostState(newDB); err != nil {
		return fmt.Errorf("post state validation failed: %v", err)
	}

	return test.ValidateImportedHeaders(cm, validBlocks)
}
Ejemplo n.º 29
0
func NewEnvFromMap(state *state.StateDB, envValues map[string]string, exeValues map[string]string) *Env {
	env := NewEnv(state)

	env.origin = common.HexToAddress(exeValues["caller"])
	env.parent = common.HexToHash(envValues["previousHash"])
	env.coinbase = common.HexToAddress(envValues["currentCoinbase"])
	env.number = common.Big(envValues["currentNumber"])
	env.time = common.Big(envValues["currentTimestamp"])
	env.difficulty = common.Big(envValues["currentDifficulty"])
	env.gasLimit = common.Big(envValues["currentGasLimit"])
	env.Gas = new(big.Int)

	return env
}
Ejemplo n.º 30
0
// Register registers a new content hash in the registry.
func (api *PrivateRegistarAPI) Register(sender common.Address, addr common.Address, contentHashHex string) (bool, error) {
	block := api.be.bc.CurrentBlock()
	state, err := state.New(block.Root(), api.be.chainDb)
	if err != nil {
		return false, err
	}

	codeb := state.GetCode(addr)
	codeHash := common.BytesToHash(crypto.Keccak256(codeb))
	contentHash := common.HexToHash(contentHashHex)

	_, err = registrar.New(api.be).SetHashToHash(sender, codeHash, contentHash)
	return err == nil, err
}