path: root/core/state/dump.go

// Copyright 2014 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum 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-ethereum 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-ethereum library. If not, see <http://www.gnu.org/licenses/>.

package state

import (
    "encoding/json"
    "fmt"

    "github.com/ethereum/go-ethereum/common"
)

type Account struct {
    Balance  string            `json:"balance"`
    Nonce    uint64            `json:"nonce"`
    Root     string            `json:"root"`
    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 *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, _ := DecodeObject(common.BytesToAddress(addr), self.db, it.Value)

        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
}

func (self *StateDB) Dump() []byte {
    json, err := json.MarshalIndent(self.RawDump(), "", "    ")
    if err != nil {
        fmt.Println("dump err", err)
    }

    return json
}

// Debug stuff
func (self *StateObject) CreateOutputForDiff() {
    fmt.Printf("%x %x %x %x\n", self.Address(), self.Root(), self.balance.Bytes(), self.nonce)
    it := self.trie.Iterator()
    for it.Next() {
        fmt.Printf("%x %x\n", it.Key, it.Value)
    }
}