Exemple #1
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)
	}
}
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())
	}
}
Exemple #3
0
func insertAccount(state *state.StateDB, saddr string, account Account) {
	if common.IsHex(account.Code) {
		account.Code = account.Code[2:]
	}
	addr := common.HexToAddress(saddr)
	state.SetCode(addr, common.Hex2Bytes(account.Code))
	state.SetNonce(addr, common.Big(account.Nonce).Uint64())
	state.SetBalance(addr, common.Big(account.Balance))
	for a, v := range account.Storage {
		state.SetState(addr, common.HexToHash(a), common.HexToHash(v))
	}
}
Exemple #4
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
}
Exemple #5
0
func benchStateTest(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(statedb, env, test.Exec)
}
Exemple #6
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
}
// 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)
	}
}
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)
	}
}
Exemple #9
0
func checkLogs(tlog []Log, logs vm.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(vm.Logs{logs[i]}).Bytes(), 256)

			if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
				return fmt.Errorf("bloom mismatch")
			}
		}
	}
	return nil
}
Exemple #10
0
func TestDelete(t *testing.T) {
	trie := newEmpty()
	vals := []struct{ k, v string }{
		{"do", "verb"},
		{"expanse", "wookiedoo"},
		{"horse", "stallion"},
		{"shaman", "horse"},
		{"doge", "coin"},
		{"expanse", ""},
		{"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)
	}
}
Exemple #11
0
func blockRecovery(ctx *cli.Context) {
	if len(ctx.Args()) < 1 {
		glog.Fatal("recover requires block number or hash")
	}
	arg := ctx.Args().First()

	cfg := utils.MakeEthConfig(ClientIdentifier, nodeNameVersion, ctx)
	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.GetBlock(blockDb, core.GetCanonicalHash(blockDb, common.String2Big(arg[1:]).Uint64()))
	} else {
		block = core.GetBlock(blockDb, common.HexToHash(arg))
	}

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

	if err = core.WriteHeadBlockHash(blockDb, block.Hash()); err != nil {
		glog.Fatalln("block write err", err)
	}
	glog.Infof("Recovery succesful. New HEAD %x\n", block.Hash())
}
Exemple #12
0
func (self *Block) GetTransaction(hash string) *Transaction {
	tx := self.ref.Transaction(common.HexToHash(hash))
	if tx == nil {
		return nil
	}

	return NewTx(tx)
}
Exemple #13
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
}
Exemple #14
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(" 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
}
Exemple #15
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
}
Exemple #16
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 err != ErrMissingRoot {
		t.Error("New returned wrong error: %v", err)
	}
}
Exemple #17
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
}
Exemple #18
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 := &exp.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)
	}

	expanse, err := exp.New(cfg)
	if err != nil {
		return err
	}

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

	cm := expanse.BlockChain()
	//vm.Debug = true
	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)
}
Exemple #19
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
}
Exemple #20
0
func (self *adminApi) RegisterUrl(req *shared.Request) (interface{}, error) {
	args := new(RegisterUrlArgs)
	if err := self.coder.Decode(req.Params, &args); err != nil {
		return nil, shared.NewDecodeParamError(err.Error())
	}

	sender := common.HexToAddress(args.Sender)
	registry := registrar.New(self.xeth)
	_, err := registry.SetUrlToHash(sender, common.HexToHash(args.ContentHash), args.Url)
	if err != nil {
		return false, err
	}

	return true, nil
}
Exemple #21
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(), big.NewInt(1426516743))
	check("Size", block.Size(), common.StorageSize(len(blockEnc)))

	tx1 := NewTransaction(0, common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87"), big.NewInt(10), big.NewInt(50000), big.NewInt(10), nil)
	tx1, _ = tx1.WithSignature(common.Hex2Bytes("9bea4c4daac7c7c52e093e6a4c35dbbcf8856f1af7b059ba20253e70848d094f8a8fae537ce25ed8cb5af9adac3f141af69bd515bd2ba031522df09b97dd72b100"))
	check("len(Transactions)", len(block.Transactions()), 1)
	check("Transactions[0].Hash", block.Transactions()[0].Hash(), tx1.Hash())

	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)
	}
}
Exemple #22
0
func (self *ethApi) Resend(req *shared.Request) (interface{}, error) {
	args := new(ResendArgs)
	if err := self.codec.Decode(req.Params, &args); err != nil {
		return nil, shared.NewDecodeParamError(err.Error())
	}

	from := common.HexToAddress(args.Tx.From)

	pending := self.expanse.TxPool().GetTransactions()
	for _, p := range pending {
		if pFrom, err := p.FromFrontier(); err == nil && pFrom == from && p.SigHash() == args.Tx.tx.SigHash() {
			self.expanse.TxPool().RemoveTx(common.HexToHash(args.Tx.Hash))
			return self.xeth.Transact(args.Tx.From, args.Tx.To, args.Tx.Nonce, args.Tx.Value, args.GasLimit, args.GasPrice, args.Tx.Data)
		}
	}

	return nil, fmt.Errorf("Transaction %s not found", args.Tx.Hash)
}
Exemple #23
0
func NewEnvFromMap(ruleSet RuleSet, state *state.StateDB, envValues map[string]string, exeValues map[string]string) *Env {
	env := NewEnv(ruleSet, 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)

	env.evm = vm.New(env, vm.Config{
		EnableJit: EnableJit,
		ForceJit:  ForceJit,
	})

	return env
}
Exemple #24
0
func dump(ctx *cli.Context) {
	chain, chainDb := utils.MakeChain(ctx)
	for _, arg := range ctx.Args() {
		var block *types.Block
		if hashish(arg) {
			block = chain.GetBlock(common.HexToHash(arg))
		} else {
			num, _ := strconv.Atoi(arg)
			block = chain.GetBlockByNumber(uint64(num))
		}
		if block == nil {
			fmt.Println("{}")
			utils.Fatalf("block not found")
		} else {
			state := state.New(block.Root(), chainDb)
			fmt.Printf("%s\n", state.Dump())
		}
	}
	chainDb.Close()
}
Exemple #25
0
func (self *adminApi) Register(req *shared.Request) (interface{}, error) {
	args := new(RegisterArgs)
	if err := self.coder.Decode(req.Params, &args); err != nil {
		return nil, shared.NewDecodeParamError(err.Error())
	}

	sender := common.HexToAddress(args.Sender)
	// sender and contract address are passed as hex strings
	codeb := self.xeth.CodeAtBytes(args.Address)
	codeHash := common.BytesToHash(crypto.Sha3(codeb))
	contentHash := common.HexToHash(args.ContentHashHex)
	registry := registrar.New(self.xeth)

	_, err := registry.SetHashToHash(sender, codeHash, contentHash)
	if err != nil {
		return false, err
	}

	return true, nil
}
Exemple #26
0
func (h *Header) UnmarshalJSON(data []byte) error {
	var ext struct {
		ParentHash string
		Coinbase   string
		Difficulty string
		GasLimit   string
		Time       *big.Int
		Extra      string
	}
	dec := json.NewDecoder(bytes.NewReader(data))
	if err := dec.Decode(&ext); err != nil {
		return err
	}

	h.ParentHash = common.HexToHash(ext.ParentHash)
	h.Coinbase = common.HexToAddress(ext.Coinbase)
	h.Difficulty = common.String2Big(ext.Difficulty)
	h.Time = ext.Time
	h.Extra = []byte(ext.Extra)
	return nil
}
func runBlockTest(homesteadBlock, daoForkBlock *big.Int, test *BlockTest) error {
	// import pre accounts & construct test genesis block & state root
	db, _ := ethdb.NewMemDatabase()
	if _, err := test.InsertPreState(db); err != nil {
		return fmt.Errorf("InsertPreState: %v", err)
	}

	core.WriteTd(db, test.Genesis.Hash(), test.Genesis.Difficulty())
	core.WriteBlock(db, test.Genesis)
	core.WriteCanonicalHash(db, test.Genesis.Hash(), test.Genesis.NumberU64())
	core.WriteHeadBlockHash(db, test.Genesis.Hash())
	evmux := new(event.TypeMux)
	config := &core.ChainConfig{HomesteadBlock: homesteadBlock, DAOForkBlock: daoForkBlock, DAOForkSupport: true}
	chain, err := core.NewBlockChain(db, config, ethash.NewShared(), evmux)
	if err != nil {
		return err
	}

	//vm.Debug = true
	validBlocks, err := test.TryBlocksInsert(chain)
	if err != nil {
		return err
	}

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

	newDB, err := chain.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(chain, validBlocks)
}
Exemple #28
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.ChainDb().Get(common.FromHex(hash))
	if len(data) != 0 {
		dtx := new(types.Transaction)
		if err := rlp.DecodeBytes(data, dtx); err != nil {
			glog.V(logger.Error).Infoln(err)
			return
		}
		tx = dtx
	} 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.ChainDb().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
}
Exemple #29
0
// Copyright 2015 The go-expanse Authors
// This file is part of the go-expanse library.
//
// The go-expanse library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-expanse library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// 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-expanse library. If not, see <http://www.gnu.org/licenses/>.

package core

import "github.com/expanse-project/go-expanse/common"

// Set of manually tracked bad hashes (usually hard forks)
var BadHashes = map[common.Hash]bool{
	common.HexToHash("05bef30ef572270f654746da22639a7a0c97dd97a7050b9e252391996aaeb689"): true,
}
Exemple #30
0
func runStateTest(test VmTest) error {
	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))
		}
	}

	// XXX Yeah, yeah...
	env := make(map[string]string)
	env["currentCoinbase"] = test.Env.CurrentCoinbase
	env["currentDifficulty"] = test.Env.CurrentDifficulty
	env["currentGasLimit"] = test.Env.CurrentGasLimit
	env["currentNumber"] = test.Env.CurrentNumber
	env["previousHash"] = test.Env.PreviousHash
	if n, ok := test.Env.CurrentTimestamp.(float64); ok {
		env["currentTimestamp"] = strconv.Itoa(int(n))
	} else {
		env["currentTimestamp"] = test.Env.CurrentTimestamp.(string)
	}

	var (
		ret []byte
		// gas  *big.Int
		// err  error
		logs vm.Logs
	)

	ret, logs, _, _ = RunState(statedb, env, test.Transaction)

	// Compare expected and actual return
	rexp := common.FromHex(test.Out)
	if bytes.Compare(rexp, ret) != 0 {
		return fmt.Errorf("return failed. Expected %x, got %x\n", rexp, ret)
	}

	// check post state
	for addr, account := range test.Post {
		obj := statedb.GetStateObject(common.HexToAddress(addr))
		if obj == nil {
			return fmt.Errorf("did not find expected post-state account: %s", addr)
		}

		if obj.Balance().Cmp(common.Big(account.Balance)) != 0 {
			return fmt.Errorf("(%x) balance failed. Expected: %v have: %v\n", obj.Address().Bytes()[:4], common.String2Big(account.Balance), obj.Balance())
		}

		if obj.Nonce() != common.String2Big(account.Nonce).Uint64() {
			return fmt.Errorf("(%x) nonce failed. Expected: %v have: %v\n", obj.Address().Bytes()[:4], account.Nonce, obj.Nonce())
		}

		for addr, value := range account.Storage {
			v := obj.GetState(common.HexToHash(addr))
			vexp := common.HexToHash(value)

			if v != vexp {
				return fmt.Errorf("storage failed:\n%x: %s:\nexpected: %x\nhave:     %x\n(%v %v)\n", obj.Address().Bytes(), addr, vexp, v, vexp.Big(), v.Big())
			}
		}
	}

	root, _ := statedb.Commit()
	if common.HexToHash(test.PostStateRoot) != root {
		return fmt.Errorf("Post state root error. Expected: %s have: %x", test.PostStateRoot, root)
	}

	// check logs
	if len(test.Logs) > 0 {
		if err := checkLogs(test.Logs, logs); err != nil {
			return err
		}
	}

	return nil
}