Added state dump method

ethchain/block_chain.go

@@ -290,7 +290,6 @@ func (bc *BlockChain) setLastBlock() {
 	data, _ := ethutil.Config.Db.Get([]byte("LastBlock"))
 	if len(data) != 0 {
 		block := NewBlockFromBytes(data)
-		//info := bc.BlockInfo(block)
 		bc.CurrentBlock = block
 		bc.LastBlockHash = block.Hash()
 		bc.LastBlockNumber = block.Number.Uint64()
@@ -301,9 +300,6 @@ func (bc *BlockChain) setLastBlock() {
 		bc.genesisBlock.state.Trie.Sync()
 		// Prepare the genesis block
 		bc.Add(bc.genesisBlock)
-
-		//chainlogger.Infof("root %x\n", bm.bc.genesisBlock.State().Root)
-		//bm.bc.genesisBlock.PrintHash()
 	}
 
 	// Set the last know difficulty (might be 0x0 as initial value, Genesis)
@@ -339,6 +335,18 @@ func (bc *BlockChain) GetBlock(hash []byte) *Block {
 	return NewBlockFromBytes(data)
 }
 
+func (self *BlockChain) GetBlockByNumber(num uint64) *Block {
+	block := self.CurrentBlock
+	for ; block.Number.Uint64() != num; block = self.GetBlock(block.PrevHash) {
+	}
+
+	if block.Number.Uint64() == 0 && num != 0 {
+		return nil
+	}
+
+	return block
+}
+
 func (bc *BlockChain) BlockInfoByHash(hash []byte) BlockInfo {
 	bi := BlockInfo{}
 	data, _ := ethutil.Config.Db.Get(append(hash, []byte("Info")...))

ethcrypto/mnemonic.go

@@ -13,12 +13,9 @@ import (
 func InitWords(wordsPath string) {
 	filename := path.Join(wordsPath, "mnemonic.words.lst")
 	if _, err := os.Stat(filename); os.IsNotExist(err) {
-		fmt.Printf("reading mnemonic word list file from supplied path not found. Looked in %s. Trying next option.\n", filename)
-
 		dir := path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "eth-go", "ethcrypto")
 		filename = path.Join(dir, "mnemonic.words.lst")
 		if _, err := os.Stat(filename); os.IsNotExist(err) {
-			fmt.Printf("reading mnemonic word list file 'mnemonic.words.lst' from source folder failed: %s.\n", filename)
 			dir, err := filepath.Abs(filepath.Dir(os.Args[0]))
 			if err != nil {
 				panic(fmt.Errorf("problem getting current folder: ", err))

ethpub/pub.go

@@ -3,14 +3,15 @@ package ethpub
 import (
 	"bytes"
 	"encoding/json"
+	"math/big"
+	"strings"
+	"sync/atomic"
+
 	"github.com/ethereum/eth-go/ethchain"
 	"github.com/ethereum/eth-go/ethcrypto"
 	"github.com/ethereum/eth-go/ethlog"
 	"github.com/ethereum/eth-go/ethstate"
 	"github.com/ethereum/eth-go/ethutil"
-	"math/big"
-	"strings"
-	"sync/atomic"
 )
 
 var logger = ethlog.NewLogger("PUB")
@@ -165,14 +166,6 @@ func (lib *PEthereum) SecretToAddress(key string) string {
 	return ethutil.Bytes2Hex(pair.Address())
 }
 
-func (lib *PEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) (*PReceipt, error) {
-	return lib.createTx(key, recipient, valueStr, gasStr, gasPriceStr, dataStr)
-}
-
-func (lib *PEthereum) Create(key, valueStr, gasStr, gasPriceStr, script string) (*PReceipt, error) {
-	return lib.createTx(key, "", valueStr, gasStr, gasPriceStr, script)
-}
-
 func FindAddressInNameReg(stateManager *ethchain.StateManager, name string) []byte {
 	nameReg := EthereumConfig(stateManager).NameReg()
 	if nameReg != nil {
@@ -199,6 +192,14 @@ func FindNameInNameReg(stateManager *ethchain.StateManager, addr []byte) string
 	return ""
 }
 
+func (lib *PEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) (*PReceipt, error) {
+	return lib.createTx(key, recipient, valueStr, gasStr, gasPriceStr, dataStr)
+}
+
+func (lib *PEthereum) Create(key, valueStr, gasStr, gasPriceStr, script string) (*PReceipt, error) {
+	return lib.createTx(key, "", valueStr, gasStr, gasPriceStr, script)
+}
+
 func (lib *PEthereum) createTx(key, recipient, valueStr, gasStr, gasPriceStr, scriptStr string) (*PReceipt, error) {
 	var hash []byte
 	var contractCreation bool

ethstate/dump.go

+package ethstate
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/ethereum/eth-go/ethutil"
+)
+
+type Account struct {
+	Balance  string            `json:"balance"`
+	Nonce    uint64            `json:"nonce"`
+	CodeHash string            `json:"codeHash"`
+	Storage  map[string]string `json:"storage"`
+}
+
+type World struct {
+	Root     string             `json:"root"`
+	Accounts map[string]Account `json:"accounts"`
+}
+
+func (self *State) Dump() string {
+	world := World{
+		Root:     ethutil.Bytes2Hex(self.Trie.Root.([]byte)),
+		Accounts: make(map[string]Account),
+	}
+
+	self.Trie.NewIterator().Each(func(key string, value *ethutil.Value) {
+		stateObject := NewStateObjectFromBytes([]byte(key), value.Bytes())
+
+		account := Account{Balance: stateObject.Balance.String(), Nonce: stateObject.Nonce, CodeHash: ethutil.Bytes2Hex(stateObject.CodeHash)}
+		account.Storage = make(map[string]string)
+
+		stateObject.EachStorage(func(key string, value *ethutil.Value) {
+			value.Decode()
+			account.Storage[ethutil.Bytes2Hex([]byte(key))] = ethutil.Bytes2Hex(value.Bytes())
+		})
+		world.Accounts[ethutil.Bytes2Hex([]byte(key))] = account
+	})
+
+	json, err := json.MarshalIndent(world, "", "    ")
+	if err != nil {
+		fmt.Println("dump err", err)
+	}
+
+	return string(json)
+}