forked from cerc-io/plugeth
eb21c652c0
Removes the yolov2 definition, adds yolov3, including EIP-2565. This PR also disables some of the erroneously generated blockchain and statetests, and adds the new genesis hash + alloc for yolov3. This PR disables the CLI switches for yolo, since it's not complete until we merge support for 2930.
310 lines
11 KiB
Go
310 lines
11 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package main
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io"
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"io/ioutil"
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"math/big"
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"math/rand"
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"net/http"
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"os"
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"path/filepath"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/params"
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)
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// makeGenesis creates a new genesis struct based on some user input.
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func (w *wizard) makeGenesis() {
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// Construct a default genesis block
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genesis := &core.Genesis{
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Timestamp: uint64(time.Now().Unix()),
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GasLimit: 4700000,
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Difficulty: big.NewInt(524288),
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Alloc: make(core.GenesisAlloc),
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Config: ¶ms.ChainConfig{
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HomesteadBlock: big.NewInt(0),
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EIP150Block: big.NewInt(0),
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EIP155Block: big.NewInt(0),
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EIP158Block: big.NewInt(0),
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ByzantiumBlock: big.NewInt(0),
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ConstantinopleBlock: big.NewInt(0),
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PetersburgBlock: big.NewInt(0),
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IstanbulBlock: big.NewInt(0),
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},
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}
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// Figure out which consensus engine to choose
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fmt.Println()
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fmt.Println("Which consensus engine to use? (default = clique)")
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fmt.Println(" 1. Ethash - proof-of-work")
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fmt.Println(" 2. Clique - proof-of-authority")
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choice := w.read()
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switch {
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case choice == "1":
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// In case of ethash, we're pretty much done
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genesis.Config.Ethash = new(params.EthashConfig)
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genesis.ExtraData = make([]byte, 32)
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case choice == "" || choice == "2":
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// In the case of clique, configure the consensus parameters
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genesis.Difficulty = big.NewInt(1)
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genesis.Config.Clique = ¶ms.CliqueConfig{
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Period: 15,
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Epoch: 30000,
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}
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fmt.Println()
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fmt.Println("How many seconds should blocks take? (default = 15)")
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genesis.Config.Clique.Period = uint64(w.readDefaultInt(15))
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// We also need the initial list of signers
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fmt.Println()
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fmt.Println("Which accounts are allowed to seal? (mandatory at least one)")
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var signers []common.Address
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for {
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if address := w.readAddress(); address != nil {
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signers = append(signers, *address)
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continue
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}
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if len(signers) > 0 {
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break
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}
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}
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// Sort the signers and embed into the extra-data section
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for i := 0; i < len(signers); i++ {
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for j := i + 1; j < len(signers); j++ {
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if bytes.Compare(signers[i][:], signers[j][:]) > 0 {
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signers[i], signers[j] = signers[j], signers[i]
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}
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}
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}
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genesis.ExtraData = make([]byte, 32+len(signers)*common.AddressLength+65)
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for i, signer := range signers {
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copy(genesis.ExtraData[32+i*common.AddressLength:], signer[:])
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}
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default:
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log.Crit("Invalid consensus engine choice", "choice", choice)
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}
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// Consensus all set, just ask for initial funds and go
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fmt.Println()
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fmt.Println("Which accounts should be pre-funded? (advisable at least one)")
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for {
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// Read the address of the account to fund
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if address := w.readAddress(); address != nil {
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genesis.Alloc[*address] = core.GenesisAccount{
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Balance: new(big.Int).Lsh(big.NewInt(1), 256-7), // 2^256 / 128 (allow many pre-funds without balance overflows)
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}
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continue
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}
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break
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}
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fmt.Println()
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fmt.Println("Should the precompile-addresses (0x1 .. 0xff) be pre-funded with 1 wei? (advisable yes)")
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if w.readDefaultYesNo(true) {
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// Add a batch of precompile balances to avoid them getting deleted
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for i := int64(0); i < 256; i++ {
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genesis.Alloc[common.BigToAddress(big.NewInt(i))] = core.GenesisAccount{Balance: big.NewInt(1)}
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}
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}
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// Query the user for some custom extras
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fmt.Println()
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fmt.Println("Specify your chain/network ID if you want an explicit one (default = random)")
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genesis.Config.ChainID = new(big.Int).SetUint64(uint64(w.readDefaultInt(rand.Intn(65536))))
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// All done, store the genesis and flush to disk
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log.Info("Configured new genesis block")
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w.conf.Genesis = genesis
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w.conf.flush()
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}
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// importGenesis imports a Geth genesis spec into puppeth.
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func (w *wizard) importGenesis() {
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// Request the genesis JSON spec URL from the user
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fmt.Println()
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fmt.Println("Where's the genesis file? (local file or http/https url)")
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url := w.readURL()
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// Convert the various allowed URLs to a reader stream
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var reader io.Reader
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switch url.Scheme {
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case "http", "https":
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// Remote web URL, retrieve it via an HTTP client
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res, err := http.Get(url.String())
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if err != nil {
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log.Error("Failed to retrieve remote genesis", "err", err)
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return
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}
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defer res.Body.Close()
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reader = res.Body
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case "":
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// Schemaless URL, interpret as a local file
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file, err := os.Open(url.String())
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if err != nil {
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log.Error("Failed to open local genesis", "err", err)
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return
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}
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defer file.Close()
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reader = file
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default:
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log.Error("Unsupported genesis URL scheme", "scheme", url.Scheme)
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return
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}
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// Parse the genesis file and inject it successful
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var genesis core.Genesis
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if err := json.NewDecoder(reader).Decode(&genesis); err != nil {
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log.Error("Invalid genesis spec", "err", err)
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return
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}
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log.Info("Imported genesis block")
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w.conf.Genesis = &genesis
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w.conf.flush()
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}
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// manageGenesis permits the modification of chain configuration parameters in
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// a genesis config and the export of the entire genesis spec.
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func (w *wizard) manageGenesis() {
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// Figure out whether to modify or export the genesis
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fmt.Println()
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fmt.Println(" 1. Modify existing configurations")
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fmt.Println(" 2. Export genesis configurations")
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fmt.Println(" 3. Remove genesis configuration")
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choice := w.read()
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switch choice {
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case "1":
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// Fork rule updating requested, iterate over each fork
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fmt.Println()
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fmt.Printf("Which block should Homestead come into effect? (default = %v)\n", w.conf.Genesis.Config.HomesteadBlock)
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w.conf.Genesis.Config.HomesteadBlock = w.readDefaultBigInt(w.conf.Genesis.Config.HomesteadBlock)
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fmt.Println()
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fmt.Printf("Which block should EIP150 (Tangerine Whistle) come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP150Block)
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w.conf.Genesis.Config.EIP150Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP150Block)
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fmt.Println()
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fmt.Printf("Which block should EIP155 (Spurious Dragon) come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP155Block)
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w.conf.Genesis.Config.EIP155Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP155Block)
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fmt.Println()
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fmt.Printf("Which block should EIP158/161 (also Spurious Dragon) come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP158Block)
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w.conf.Genesis.Config.EIP158Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP158Block)
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fmt.Println()
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fmt.Printf("Which block should Byzantium come into effect? (default = %v)\n", w.conf.Genesis.Config.ByzantiumBlock)
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w.conf.Genesis.Config.ByzantiumBlock = w.readDefaultBigInt(w.conf.Genesis.Config.ByzantiumBlock)
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fmt.Println()
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fmt.Printf("Which block should Constantinople come into effect? (default = %v)\n", w.conf.Genesis.Config.ConstantinopleBlock)
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w.conf.Genesis.Config.ConstantinopleBlock = w.readDefaultBigInt(w.conf.Genesis.Config.ConstantinopleBlock)
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if w.conf.Genesis.Config.PetersburgBlock == nil {
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w.conf.Genesis.Config.PetersburgBlock = w.conf.Genesis.Config.ConstantinopleBlock
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}
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fmt.Println()
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fmt.Printf("Which block should Petersburg come into effect? (default = %v)\n", w.conf.Genesis.Config.PetersburgBlock)
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w.conf.Genesis.Config.PetersburgBlock = w.readDefaultBigInt(w.conf.Genesis.Config.PetersburgBlock)
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fmt.Println()
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fmt.Printf("Which block should Istanbul come into effect? (default = %v)\n", w.conf.Genesis.Config.IstanbulBlock)
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w.conf.Genesis.Config.IstanbulBlock = w.readDefaultBigInt(w.conf.Genesis.Config.IstanbulBlock)
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fmt.Println()
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fmt.Printf("Which block should YOLOv3 come into effect? (default = %v)\n", w.conf.Genesis.Config.YoloV3Block)
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w.conf.Genesis.Config.YoloV3Block = w.readDefaultBigInt(w.conf.Genesis.Config.YoloV3Block)
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out, _ := json.MarshalIndent(w.conf.Genesis.Config, "", " ")
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fmt.Printf("Chain configuration updated:\n\n%s\n", out)
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w.conf.flush()
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case "2":
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// Save whatever genesis configuration we currently have
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fmt.Println()
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fmt.Printf("Which folder to save the genesis specs into? (default = current)\n")
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fmt.Printf(" Will create %s.json, %s-aleth.json, %s-harmony.json, %s-parity.json\n", w.network, w.network, w.network, w.network)
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folder := w.readDefaultString(".")
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if err := os.MkdirAll(folder, 0755); err != nil {
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log.Error("Failed to create spec folder", "folder", folder, "err", err)
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return
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}
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out, _ := json.MarshalIndent(w.conf.Genesis, "", " ")
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// Export the native genesis spec used by puppeth and Geth
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gethJson := filepath.Join(folder, fmt.Sprintf("%s.json", w.network))
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if err := ioutil.WriteFile((gethJson), out, 0644); err != nil {
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log.Error("Failed to save genesis file", "err", err)
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return
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}
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log.Info("Saved native genesis chain spec", "path", gethJson)
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// Export the genesis spec used by Aleth (formerly C++ Ethereum)
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if spec, err := newAlethGenesisSpec(w.network, w.conf.Genesis); err != nil {
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log.Error("Failed to create Aleth chain spec", "err", err)
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} else {
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saveGenesis(folder, w.network, "aleth", spec)
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}
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// Export the genesis spec used by Parity
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if spec, err := newParityChainSpec(w.network, w.conf.Genesis, []string{}); err != nil {
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log.Error("Failed to create Parity chain spec", "err", err)
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} else {
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saveGenesis(folder, w.network, "parity", spec)
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}
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// Export the genesis spec used by Harmony (formerly EthereumJ)
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saveGenesis(folder, w.network, "harmony", w.conf.Genesis)
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case "3":
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// Make sure we don't have any services running
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if len(w.conf.servers()) > 0 {
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log.Error("Genesis reset requires all services and servers torn down")
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return
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}
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log.Info("Genesis block destroyed")
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w.conf.Genesis = nil
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w.conf.flush()
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default:
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log.Error("That's not something I can do")
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return
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}
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}
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// saveGenesis JSON encodes an arbitrary genesis spec into a pre-defined file.
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func saveGenesis(folder, network, client string, spec interface{}) {
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path := filepath.Join(folder, fmt.Sprintf("%s-%s.json", network, client))
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out, _ := json.MarshalIndent(spec, "", " ")
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if err := ioutil.WriteFile(path, out, 0644); err != nil {
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log.Error("Failed to save genesis file", "client", client, "err", err)
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return
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}
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log.Info("Saved genesis chain spec", "client", client, "path", path)
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}
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