cleanup main function
This commit is contained in:
Aleksandr Bezobchuk
parent
cb5c081858
commit
c6269e23b3
385
main.go
385
main.go
@ -4,169 +4,232 @@
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// as Ethermint.
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// as Ethermint.
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package main
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package main
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// eth_common "github.com/ethereum/go-ethereum/common"
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import (
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// eth_misc "github.com/ethereum/go-ethereum/consensus/misc"
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"bytes"
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// eth_core "github.com/ethereum/go-ethereum/core"
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"encoding/json"
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// eth_state "github.com/ethereum/go-ethereum/core/state"
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"fmt"
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// eth_types "github.com/ethereum/go-ethereum/core/types"
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"io"
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// eth_vm "github.com/ethereum/go-ethereum/core/vm"
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"os"
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// eth_params "github.com/ethereum/go-ethereum/params"
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// eth_rlp "github.com/ethereum/go-ethereum/rlp"
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// dbm "github.com/tendermint/tendermint/libs/db"
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// var (
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ethcommon "github.com/ethereum/go-ethereum/common"
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// // TODO: Document...
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ethmisc "github.com/ethereum/go-ethereum/consensus/misc"
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// miner501 = eth_common.HexToAddress("0x35e8e5dC5FBd97c5b421A80B596C030a2Be2A04D")
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ethcore "github.com/ethereum/go-ethereum/core"
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// )
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ethstate "github.com/ethereum/go-ethereum/core/state"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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ethvm "github.com/ethereum/go-ethereum/core/vm"
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ethparams "github.com/ethereum/go-ethereum/params"
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ethrlp "github.com/ethereum/go-ethereum/rlp"
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"github.com/ledgerwatch/ethermint/core"
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"github.com/ledgerwatch/ethermint/state"
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dbm "github.com/tendermint/tendermint/libs/db"
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)
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var (
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// TODO: Document...
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miner501 = ethcommon.HexToAddress("0x35e8e5dC5FBd97c5b421A80B596C030a2Be2A04D")
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genInvestor = ethcommon.HexToAddress("0x756F45E3FA69347A9A973A725E3C98bC4db0b5a0")
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)
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// TODO: Document...
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func main() {
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func main() {
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// stateDb := dbm.NewDB("state" /* name */, dbm.MemDBBackend, "" /* dir */)
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stateDB := dbm.NewDB("state", dbm.MemDBBackend, "")
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// codeDB := dbm.NewDB("code" /* name */, dbm.MemDBBackend, "" /* dir */)
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codeDB := dbm.NewDB("code", dbm.MemDBBackend, "")
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// d, err := OurNewDatabase(stateDb, codeDB)
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// if err != nil {
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// panic(err)
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// }
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// fmt.Printf("Instantiating state.StateDB\n")
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// // With empty root hash, i.e. empty state
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// statedb, err := eth_state.New(eth_common.Hash{}, d)
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// if err != nil {
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// panic(err)
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// }
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// g := eth_core.DefaultGenesisBlock()
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// for addr, account := range g.Alloc {
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// statedb.AddBalance(addr, account.Balance)
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// statedb.SetCode(addr, account.Code)
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// statedb.SetNonce(addr, account.Nonce)
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// for key, value := range account.Storage {
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// statedb.SetState(addr, key, value)
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// }
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// }
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// // One of the genesis account having 200 ETH
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ethermintDB, err := state.NewDatabase(stateDB, codeDB)
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// b := statedb.GetBalance(eth_common.HexToAddress("0x756F45E3FA69347A9A973A725E3C98bC4db0b5a0"))
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if err != nil {
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// fmt.Printf("Balance: %s\n", b)
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panic(err)
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// genesis_root, err := statedb.Commit(false /* deleteEmptyObjects */)
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}
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// if err != nil {
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// panic(err)
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fmt.Println("instantiating new geth state.StateDB")
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// }
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// commitID := d.stateStore.Commit()
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// start with empty root hash (i.e. empty state)
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// fmt.Printf("CommitID after genesis: %v\n", commitID)
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gethStateDB, err := ethstate.New(ethcommon.Hash{}, ethermintDB)
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// fmt.Printf("Genesis state root hash: %x\n", genesis_root[:])
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if err != nil {
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// // File with blockchain data exported from geth by using "geth expordb" command
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panic(err)
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// input, err := os.Open("/Users/alexeyakhunov/mygit/blockchain")
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}
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// if err != nil {
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// panic(err)
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genBlock := ethcore.DefaultGenesisBlock()
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// }
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for addr, account := range genBlock.Alloc {
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// defer input.Close()
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gethStateDB.AddBalance(addr, account.Balance)
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// // Ethereum mainnet config
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gethStateDB.SetCode(addr, account.Code)
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// chainConfig := eth_params.MainnetChainConfig
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gethStateDB.SetNonce(addr, account.Nonce)
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// stream := eth_rlp.NewStream(input, 0)
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// var block eth_types.Block
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for key, value := range account.Storage {
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// n := 0
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gethStateDB.SetState(addr, key, value)
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// var root500 eth_common.Hash // Root hash after block 500
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}
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// var root501 eth_common.Hash // Root hash after block 501
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}
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// prev_root := genesis_root
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// d.tracing = true
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// get balance of one of the genesis account having 200 ETH
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// chainContext := &OurChainContext{}
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b := gethStateDB.GetBalance(genInvestor)
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// vmConfig := eth_vm.Config{}
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fmt.Printf("balance of %s: %s\n", genInvestor.String(), b)
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// for {
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// if err = stream.Decode(&block); err == io.EOF {
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// commit the geth stateDB with 'false' to delete empty objects
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// err = nil // Clear it
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genRoot, err := gethStateDB.Commit(false)
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// break
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if err != nil {
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// } else if err != nil {
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panic(err)
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// panic(fmt.Errorf("at block %d: %v", block.NumberU64(), err))
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}
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// }
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// // don't import first block
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commitID := ethermintDB.Commit()
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// if block.NumberU64() == 0 {
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// continue
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fmt.Printf("commitID after genesis: %v\n", commitID)
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// }
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fmt.Printf("genesis state root hash: %x\n", genRoot[:])
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// header := block.Header()
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// chainContext.coinbase = header.Coinbase
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// file with blockchain data exported from geth by using "geth exportdb"
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// statedb, err := eth_state.New(prev_root, d)
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// command.
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// if err != nil {
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//
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// panic(fmt.Errorf("at block %d: %v", block.NumberU64(), err))
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// TODO: Allow this to be configurable
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// }
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input, err := os.Open("/Users/alexeyakhunov/mygit/blockchain")
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// var (
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if err != nil {
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// receipts eth_types.Receipts
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panic(err)
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// usedGas = new(uint64)
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}
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// allLogs []*eth_types.Log
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// gp = new(eth_core.GasPool).AddGas(block.GasLimit())
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defer input.Close()
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// )
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// if chainConfig.DAOForkSupport && chainConfig.DAOForkBlock != nil && chainConfig.DAOForkBlock.Cmp(block.Number()) == 0 {
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// ethereum mainnet config
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// eth_misc.ApplyDAOHardFork(statedb)
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chainConfig := ethparams.MainnetChainConfig
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// }
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// for i, tx := range block.Transactions() {
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// create RLP stream for exported blocks
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// statedb.Prepare(tx.Hash(), block.Hash(), i)
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stream := ethrlp.NewStream(input, 0)
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// var h eth_common.Hash = tx.Hash()
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// if bytes.Equal(h[:], eth_common.FromHex("0xc438cfcc3b74a28741bda361032f1c6362c34aa0e1cedff693f31ec7d6a12717")) {
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var (
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// vmConfig.Tracer = eth_vm.NewStructLogger(ð_vm.LogConfig{})
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block ethtypes.Block
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// vmConfig.Debug = true
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root500 ethcommon.Hash // root hash after block 500
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// }
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root501 ethcommon.Hash // root hash after block 501
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// receipt, _, err := eth_core.ApplyTransaction(chainConfig, chainContext, nil, gp, statedb, header, tx, usedGas, vmConfig)
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)
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// if vmConfig.Tracer != nil {
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// w, err := os.Create("structlogs.txt")
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prevRoot := genRoot
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// if err != nil {
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ethermintDB.Tracing = true
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// panic(err)
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chainContext := &core.ChainContext{}
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// }
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vmConfig := ethvm.Config{}
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// encoder := json.NewEncoder(w)
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// logs := FormatLogs(vmConfig.Tracer.(*eth_vm.StructLogger).StructLogs())
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n := 0
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// if err := encoder.Encode(logs); err != nil {
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for {
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// panic(err)
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if err = stream.Decode(&block); err == io.EOF {
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// }
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err = nil
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// if err := w.Close(); err != nil {
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break
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// panic(err)
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} else if err != nil {
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// }
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panic(fmt.Errorf("failed to decode at block %d: %s", block.NumberU64(), err))
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// vmConfig.Debug = false
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}
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// vmConfig.Tracer = nil
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// }
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// don't import first block
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// if err != nil {
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if block.NumberU64() == 0 {
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// panic(fmt.Errorf("at block %d, tx %x: %v", block.NumberU64(), tx.Hash(), err))
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continue
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// }
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}
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// receipts = append(receipts, receipt)
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// allLogs = append(allLogs, receipt.Logs...)
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header := block.Header()
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// }
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chainContext.Coinbase = header.Coinbase
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// // Apply mining rewards to the statedb
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// accumulateRewards(chainConfig, statedb, header, block.Uncles())
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gethStateDB, err := ethstate.New(prevRoot, ethermintDB)
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// // Commit block
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if err != nil {
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// prev_root, err = statedb.Commit(chainConfig.IsEIP158(block.Number()) /* deleteEmptyObjects */)
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panic(fmt.Errorf("failed to instantiate geth state.StateDB at block %d: %v", block.NumberU64(), err))
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// if err != nil {
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}
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// panic(fmt.Errorf("at block %d: %v", block.NumberU64(), err))
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// }
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var (
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// //fmt.Printf("State root after block %d: %x\n", block.NumberU64(), prev_root)
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receipts ethtypes.Receipts
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// d.stateStore.Commit()
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usedGas = new(uint64)
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// //fmt.Printf("CommitID after block %d: %v\n", block.NumberU64(), commitID)
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allLogs []*ethtypes.Log
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// switch block.NumberU64() {
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gp = new(ethcore.GasPool).AddGas(block.GasLimit())
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// case 500:
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)
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// root500 = prev_root
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// case 501:
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if chainConfig.DAOForkSupport && chainConfig.DAOForkBlock != nil && chainConfig.DAOForkBlock.Cmp(block.Number()) == 0 {
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// root501 = prev_root
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ethmisc.ApplyDAOHardFork(gethStateDB)
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// }
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}
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// n++
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// if n%10000 == 0 {
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for i, tx := range block.Transactions() {
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// fmt.Printf("Processed %d blocks\n", n)
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gethStateDB.Prepare(tx.Hash(), block.Hash(), i)
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// }
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// if n >= 100000 {
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txHash := tx.Hash()
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// break
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// TODO: Why this address?
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// }
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if bytes.Equal(txHash[:], ethcommon.FromHex("0xc438cfcc3b74a28741bda361032f1c6362c34aa0e1cedff693f31ec7d6a12717")) {
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// }
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vmConfig.Tracer = ethvm.NewStructLogger(ðvm.LogConfig{})
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// fmt.Printf("Processed %d blocks\n", n)
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vmConfig.Debug = true
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// d.tracing = true
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}
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// genesis_state, err := eth_state.New(genesis_root, d)
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// fmt.Printf("Balance of one of the genesis investors: %s\n", genesis_state.GetBalance(eth_common.HexToAddress("0x756F45E3FA69347A9A973A725E3C98bC4db0b5a0")))
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receipt, _, err := ethcore.ApplyTransaction(chainConfig, chainContext, nil, gp, gethStateDB, header, tx, usedGas, vmConfig)
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// //miner501 := eth_common.HexToAddress("0x35e8e5dC5FBd97c5b421A80B596C030a2Be2A04D") // Miner of the block 501
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if vmConfig.Tracer != nil {
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// // Try to create a new statedb from root of the block 500
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w, err := os.Create("structlogs.txt")
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// fmt.Printf("root500: %x\n", root500[:])
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if err != nil {
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// state500, err := eth_state.New(root500, d)
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panic(err)
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// if err != nil {
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}
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// panic(err)
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// }
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encoder := json.NewEncoder(w)
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// miner501_balance_at_500 := state500.GetBalance(miner501)
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logs := FormatLogs(vmConfig.Tracer.(*ethvm.StructLogger).StructLogs())
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// state501, err := eth_state.New(root501, d)
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// if err != nil {
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if err := encoder.Encode(logs); err != nil {
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// panic(err)
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panic(err)
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// }
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}
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// miner501_balance_at_501 := state501.GetBalance(miner501)
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// fmt.Printf("Investor's balance after block 500: %d\n", state500.GetBalance(eth_common.HexToAddress("0x756F45E3FA69347A9A973A725E3C98bC4db0b5a0")))
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if err := w.Close(); err != nil {
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// fmt.Printf("Miner of block 501's balance after block 500: %d\n", miner501_balance_at_500)
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panic(err)
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// fmt.Printf("Miner of block 501's balance after block 501: %d\n", miner501_balance_at_501)
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}
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vmConfig.Debug = false
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vmConfig.Tracer = nil
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}
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if err != nil {
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panic(fmt.Errorf("at block %d, tx %x: %v", block.NumberU64(), tx.Hash(), err))
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}
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receipts = append(receipts, receipt)
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allLogs = append(allLogs, receipt.Logs...)
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}
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// apply mining rewards to the geth stateDB
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accumulateRewards(chainConfig, gethStateDB, header, block.Uncles())
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// commit block in geth
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prevRoot, err = gethStateDB.Commit(chainConfig.IsEIP158(block.Number()))
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if err != nil {
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panic(fmt.Errorf("at block %d: %v", block.NumberU64(), err))
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}
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// commit block in Ethermint
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ethermintDB.Commit()
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switch block.NumberU64() {
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case 500:
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root500 = prevRoot
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case 501:
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root501 = prevRoot
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}
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n++
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if n%10000 == 0 {
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fmt.Printf("processed %d blocks\n", n)
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}
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if n >= 100000 {
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break
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}
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}
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fmt.Printf("processed %d blocks\n", n)
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ethermintDB.Tracing = true
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genState, err := ethstate.New(genRoot, ethermintDB)
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if err != nil {
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panic(err)
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}
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fmt.Printf("balance of one of the genesis investors: %s\n", genState.GetBalance(genInvestor))
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// try to create a new geth stateDB from root of the block 500
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fmt.Printf("root500: %x\n", root500[:])
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state500, err := ethstate.New(root500, ethermintDB)
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if err != nil {
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panic(err)
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}
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miner501BalanceAt500 := state500.GetBalance(miner501)
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state501, err := ethstate.New(root501, ethermintDB)
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if err != nil {
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panic(err)
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}
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miner501BalanceAt501 := state501.GetBalance(miner501)
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fmt.Printf("investor's balance after block 500: %d\n", state500.GetBalance(genInvestor))
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fmt.Printf("miner of block 501's balance after block 500: %d\n", miner501BalanceAt500)
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fmt.Printf("miner of block 501's balance after block 501: %d\n", miner501BalanceAt501)
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}
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}
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