Unverified Commit 8698fbab authored by Martin Holst Swende's avatar Martin Holst Swende Committed by Péter Szilágyi

cmd/puppeth: implement chainspec converters

parent a3fd415c
This diff is collapsed.
......@@ -640,7 +640,7 @@ func deployDashboard(client *sshClient, network string, conf *config, config *da
files[filepath.Join(workdir, network+".json")] = genesis
if conf.Genesis.Config.Ethash != nil {
cppSpec, err := newCppEthereumGenesisSpec(network, conf.Genesis)
cppSpec, err := newAlethGenesisSpec(network, conf.Genesis)
if err != nil {
return nil, err
}
......
......@@ -18,11 +18,15 @@
package main
import (
"encoding/json"
"io/ioutil"
"math/rand"
"os"
"strings"
"time"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/log"
"gopkg.in/urfave/cli.v1"
)
......@@ -43,6 +47,14 @@ func main() {
Usage: "log level to emit to the screen",
},
}
app.Commands = []cli.Command{
cli.Command{
Action: utils.MigrateFlags(convert),
Name: "convert",
Usage: "Convert from geth genesis into chainspecs for other nodes.",
ArgsUsage: "<geth-genesis.json>",
},
}
app.Action = func(c *cli.Context) error {
// Set up the logger to print everything and the random generator
log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(c.Int("loglevel")), log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
......@@ -58,3 +70,23 @@ func main() {
}
app.Run(os.Args)
}
func convert(ctx *cli.Context) error {
// Ensure we have a source genesis
log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
if len(ctx.Args()) != 1 {
utils.Fatalf("No geth genesis provided")
}
blob, err := ioutil.ReadFile(ctx.Args().First())
if err != nil {
utils.Fatalf("Could not read file: %v", err)
}
var genesis core.Genesis
if err := json.Unmarshal(blob, &genesis); err != nil {
utils.Fatalf("Failed parsing genesis: %v", err)
}
basename := strings.TrimRight(ctx.Args().First(), ".json")
convertGenesis(&genesis, basename, basename, []string{})
return nil
}
package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"reflect"
"strings"
"testing"
"github.com/davecgh/go-spew/spew"
"github.com/ethereum/go-ethereum/core"
)
func TestConverter_AlethStureby(t *testing.T) {
blob, err := ioutil.ReadFile("testdata/stureby_geth.json")
if err != nil {
t.Fatalf("could not read file: %v", err)
}
var genesis core.Genesis
if err := json.Unmarshal(blob, &genesis); err != nil {
t.Fatalf("failed parsing genesis: %v", err)
}
spec, err := newAlethGenesisSpec("stureby", &genesis)
if err != nil {
t.Fatalf("failed creating chainspec: %v", err)
}
expBlob, err := ioutil.ReadFile("testdata/stureby_aleth.json")
if err != nil {
t.Fatalf("could not read file: %v", err)
}
expspec := &alethGenesisSpec{}
if err := json.Unmarshal(expBlob, expspec); err != nil {
t.Fatalf("failed parsing genesis: %v", err)
}
if !reflect.DeepEqual(expspec, spec) {
t.Errorf("chainspec mismatch")
c := spew.ConfigState{
DisablePointerAddresses: true,
SortKeys: true,
}
exp := strings.Split(c.Sdump(expspec), "\n")
got := strings.Split(c.Sdump(spec), "\n")
for i := 0; i < len(exp) && i < len(got); i++ {
if exp[i] != got[i] {
fmt.Printf("got: %v\nexp: %v\n", exp[i], got[i])
}
}
}
}
func TestConverter_ParityStureby(t *testing.T) {
blob, err := ioutil.ReadFile("testdata/stureby_geth.json")
if err != nil {
t.Fatalf("could not read file: %v", err)
}
var genesis core.Genesis
if err := json.Unmarshal(blob, &genesis); err != nil {
t.Fatalf("failed parsing genesis: %v", err)
}
spec, err := newParityChainSpec("Stureby", &genesis, []string{})
if err != nil {
t.Fatalf("failed creating chainspec: %v", err)
}
expBlob, err := ioutil.ReadFile("testdata/stureby_parity.json")
if err != nil {
t.Fatalf("could not read file: %v", err)
}
expspec := &parityChainSpec{}
if err := json.Unmarshal(expBlob, expspec); err != nil {
t.Fatalf("failed parsing genesis: %v", err)
}
expspec.Nodes = []string{}
if !reflect.DeepEqual(expspec, spec) {
t.Errorf("chainspec mismatch")
c := spew.ConfigState{
DisablePointerAddresses: true,
SortKeys: true,
}
exp := strings.Split(c.Sdump(expspec), "\n")
got := strings.Split(c.Sdump(spec), "\n")
for i := 0; i < len(exp) && i < len(got); i++ {
if exp[i] != got[i] {
fmt.Printf("got: %v\nexp: %v\n", exp[i], got[i])
}
}
}
}
{
"sealEngine":"Ethash",
"params":{
"accountStartNonce":"0x00",
"maximumExtraDataSize":"0x20",
"homesteadForkBlock":"0x2710",
"daoHardforkBlock":"0x00",
"EIP150ForkBlock":"0x3a98",
"EIP158ForkBlock":"0x59d8",
"byzantiumForkBlock":"0x7530",
"constantinopleForkBlock":"0x9c40",
"minGasLimit":"0x1388",
"maxGasLimit":"0x7fffffffffffffff",
"tieBreakingGas":false,
"gasLimitBoundDivisor":"0x0400",
"minimumDifficulty":"0x20000",
"difficultyBoundDivisor":"0x0800",
"durationLimit":"0x0d",
"blockReward":"0x4563918244F40000",
"networkID":"0x4cb2e",
"chainID":"0x4cb2e",
"allowFutureBlocks":false
},
"genesis":{
"nonce":"0x0000000000000000",
"difficulty":"0x20000",
"mixHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
"author":"0x0000000000000000000000000000000000000000",
"timestamp":"0x59a4e76d",
"parentHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
"extraData":"0x0000000000000000000000000000000000000000000000000000000b4dc0ffee",
"gasLimit":"0x47b760"
},
"accounts":{
"0000000000000000000000000000000000000001":{
"balance":"1",
"precompiled":{
"name":"ecrecover",
"linear":{
"base":3000,
"word":0
}
}
},
"0000000000000000000000000000000000000002":{
"balance":"1",
"precompiled":{
"name":"sha256",
"linear":{
"base":60,
"word":12
}
}
},
"0000000000000000000000000000000000000003":{
"balance":"1",
"precompiled":{
"name":"ripemd160",
"linear":{
"base":600,
"word":120
}
}
},
"0000000000000000000000000000000000000004":{
"balance":"1",
"precompiled":{
"name":"identity",
"linear":{
"base":15,
"word":3
}
}
},
"0000000000000000000000000000000000000005":{
"balance":"1",
"precompiled":{
"name":"modexp",
"startingBlock":"0x7530"
}
},
"0000000000000000000000000000000000000006":{
"balance":"1",
"precompiled":{
"name":"alt_bn128_G1_add",
"startingBlock":"0x7530",
"linear":{
"base":500,
"word":0
}
}
},
"0000000000000000000000000000000000000007":{
"balance":"1",
"precompiled":{
"name":"alt_bn128_G1_mul",
"startingBlock":"0x7530",
"linear":{
"base":40000,
"word":0
}
}
},
"0000000000000000000000000000000000000008":{
"balance":"1",
"precompiled":{
"name":"alt_bn128_pairing_product",
"startingBlock":"0x7530"
}
}
}
}
{
"config": {
"ethash":{},
"chainId": 314158,
"homesteadBlock": 10000,
"eip150Block": 15000,
"eip150Hash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"eip155Block": 23000,
"eip158Block": 23000,
"byzantiumBlock": 30000,
"constantinopleBlock": 40000
},
"nonce": "0x0",
"timestamp": "0x59a4e76d",
"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"extraData": "0x0000000000000000000000000000000000000000000000000000000b4dc0ffee",
"gasLimit": "0x47b760",
"difficulty": "0x20000",
"mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"coinbase": "0x0000000000000000000000000000000000000000",
"alloc": {
"0000000000000000000000000000000000000001": {
"balance": "0x01"
},
"0000000000000000000000000000000000000002": {
"balance": "0x01"
},
"0000000000000000000000000000000000000003": {
"balance": "0x01"
},
"0000000000000000000000000000000000000004": {
"balance": "0x01"
},
"0000000000000000000000000000000000000005": {
"balance": "0x01"
},
"0000000000000000000000000000000000000006": {
"balance": "0x01"
},
"0000000000000000000000000000000000000007": {
"balance": "0x01"
},
"0000000000000000000000000000000000000008": {
"balance": "0x01"
}
}
}
{
"name":"Stureby",
"dataDir":"stureby",
"engine":{
"Ethash":{
"params":{
"minimumDifficulty":"0x20000",
"difficultyBoundDivisor":"0x800",
"durationLimit":"0xd",
"blockReward":{
"0x0":"0x4563918244f40000",
"0x7530":"0x29a2241af62c0000",
"0x9c40":"0x1bc16d674ec80000"
},
"homesteadTransition":"0x2710",
"eip100bTransition":"0x7530",
"difficultyBombDelays":{
"0x7530":"0x2dc6c0",
"0x9c40":"0x1e8480"
}
}
}
},
"params":{
"accountStartNonce":"0x0",
"maximumExtraDataSize":"0x20",
"gasLimitBoundDivisor":"0x400",
"minGasLimit":"0x1388",
"networkID":"0x4cb2e",
"chainID":"0x4cb2e",
"maxCodeSize":"0x6000",
"maxCodeSizeTransition":"0x0",
"eip98Transition": "0x7fffffffffffffff",
"eip150Transition":"0x3a98",
"eip160Transition":"0x59d8",
"eip161abcTransition":"0x59d8",
"eip161dTransition":"0x59d8",
"eip155Transition":"0x59d8",
"eip140Transition":"0x7530",
"eip211Transition":"0x7530",
"eip214Transition":"0x7530",
"eip658Transition":"0x7530",
"eip145Transition":"0x9c40",
"eip1014Transition":"0x9c40",
"eip1052Transition":"0x9c40",
"eip1283Transition":"0x9c40"
},
"genesis":{
"seal":{
"ethereum":{
"nonce":"0x0000000000000000",
"mixHash":"0x0000000000000000000000000000000000000000000000000000000000000000"
}
},
"difficulty":"0x20000",
"author":"0x0000000000000000000000000000000000000000",
"timestamp":"0x59a4e76d",
"parentHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
"extraData":"0x0000000000000000000000000000000000000000000000000000000b4dc0ffee",
"gasLimit":"0x47b760"
},
"nodes":[
"enode://dfa7aca3f5b635fbfe7d0b20575f25e40d9e27b4bfbb3cf74364a42023ad9f25c1a4383bcc8cced86ee511a7d03415345a4df05be37f1dff040e4c780699f1c0@168.61.153.255:31303",
"enode://ef441b20dd70aeabf0eac35c3b8a2854e5ce04db0e30be9152ea9fd129359dcbb3f803993303ff5781c755dfd7223f3fe43505f583cccb740949407677412ba9@40.74.91.252:31303",
"enode://953b5ea1c8987cf46008232a0160324fd00d41320ecf00e23af86ec8f5396b19eb57ddab37c78141be56f62e9077de4f4dfa0747fa768ed8c8531bbfb1046237@40.70.214.166:31303",
"enode://276e613dd4b277a66591e565711e6c8bb107f0905248a9f8f8228c1a87992e156e5114bb9937c02824a9d9d25f76340442cf86e2028bf5293cae19904fb2b98e@35.178.251.52:30303",
"enode://064c820d41e52ed7d426ac64b60506c2998235bedc7e67cb497c6faf7bb4fc54fe56fc82d0add3180b747c0c4f40a1108a6f84d7d0629ed606d504528e61cc57@3.8.5.3:30303",
"enode://90069fdabcc5e684fa5d59430bebbb12755d9362dfe5006a1485b13d71a78a3812d36e74dd7d88e50b51add01e097ea80f16263aeaa4f0230db6c79e2a97e7ca@217.29.191.142:30303",
"enode://0aac74b7fd28726275e466acb5e03bc88a95927e9951eb66b5efb239b2f798ada0690853b2f2823fe4efa408f0f3d4dd258430bc952a5ff70677b8625b3e3b14@40.115.33.57:40404",
"enode://0b96415a10f835106d83e090a0528eed5e7887e5c802a6d084e9f1993a9d0fc713781e6e4101f6365e9b91259712f291acc0a9e6e667e22023050d602c36fbe2@40.115.33.57:40414"
],
"accounts":{
"0000000000000000000000000000000000000001":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"ecrecover",
"pricing":{
"linear":{
"base":3000,
"word":0
}
}
}
},
"0000000000000000000000000000000000000002":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"sha256",
"pricing":{
"linear":{
"base":60,
"word":12
}
}
}
},
"0000000000000000000000000000000000000003":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"ripemd160",
"pricing":{
"linear":{
"base":600,
"word":120
}
}
}
},
"0000000000000000000000000000000000000004":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"identity",
"pricing":{
"linear":{
"base":15,
"word":3
}
}
}
},
"0000000000000000000000000000000000000005":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"modexp",
"activate_at":"0x7530",
"pricing":{
"modexp":{
"divisor":20
}
}
}
},
"0000000000000000000000000000000000000006":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"alt_bn128_add",
"activate_at":"0x7530",
"pricing":{
"linear":{
"base":500,
"word":0
}
}
}
},
"0000000000000000000000000000000000000007":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"alt_bn128_mul",
"activate_at":"0x7530",
"pricing":{
"linear":{
"base":40000,
"word":0
}
}
}
},
"0000000000000000000000000000000000000008":{
"balance":"1",
"nonce":"0",
"builtin":{
"name":"alt_bn128_pairing",
"activate_at":"0x7530",
"pricing":{
"alt_bn128_pairing":{
"base":100000,
"pair":80000
}
}
}
}
}
}
......@@ -104,6 +104,28 @@ func (w *wizard) readString() string {
}
}
// readYesNo reads a yes or no from stdin, returning boolean true for yes
func (w *wizard) readYesNo(def bool) bool {
for {
fmt.Printf("> ")
text, err := w.in.ReadString('\n')
if err != nil {
log.Crit("Failed to read user input", "err", err)
}
text = strings.ToLower(strings.TrimSpace(text))
if text == "y" || text == "yes" {
return true
}
if text == "n" || text == "no" {
return false
}
if len(text) == 0 {
return def
}
fmt.Println("Valid answers: y, yes, n, no or leave empty for default")
}
}
// readDefaultString reads a single line from stdin, trimming if from spaces. If
// an empty line is entered, the default value is returned.
func (w *wizard) readDefaultString(def string) string {
......
......@@ -114,9 +114,13 @@ func (w *wizard) makeGenesis() {
}
break
}
// Add a batch of precompile balances to avoid them getting deleted
for i := int64(0); i < 256; i++ {
genesis.Alloc[common.BigToAddress(big.NewInt(i))] = core.GenesisAccount{Balance: big.NewInt(1)}
fmt.Println()
fmt.Println("Should the precompile-addresses (0x1 .. 0xff) be pre-funded with 1 wei? (advisable yes)")
if w.readYesNo(true) {
// Add a batch of precompile balances to avoid them getting deleted
for i := int64(0); i < 256; i++ {
genesis.Alloc[common.BigToAddress(big.NewInt(i))] = core.GenesisAccount{Balance: big.NewInt(1)}
}
}
// Query the user for some custom extras
fmt.Println()
......@@ -136,47 +140,57 @@ func (w *wizard) manageGenesis() {
// Figure out whether to modify or export the genesis
fmt.Println()
fmt.Println(" 1. Modify existing fork rules")
fmt.Println(" 2. Export genesis configuration")
fmt.Println(" 2. Export genesis configurations")
fmt.Println(" 3. Remove genesis configuration")
choice := w.read()
switch {
case choice == "1":
switch choice {
case "1":
// Fork rule updating requested, iterate over each fork
fmt.Println()
fmt.Printf("Which block should Homestead come into effect? (default = %v)\n", w.conf.Genesis.Config.HomesteadBlock)
w.conf.Genesis.Config.HomesteadBlock = w.readDefaultBigInt(w.conf.Genesis.Config.HomesteadBlock)
fmt.Println()
fmt.Printf("Which block should EIP150 come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP150Block)
fmt.Printf("Which block should EIP150 (Tangerine Whistle) come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP150Block)
w.conf.Genesis.Config.EIP150Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP150Block)
fmt.Println()
fmt.Printf("Which block should EIP155 come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP155Block)
fmt.Printf("Which block should EIP155 (Spurious Dragon) come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP155Block)
w.conf.Genesis.Config.EIP155Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP155Block)
fmt.Println()
fmt.Printf("Which block should EIP158 come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP158Block)
fmt.Printf("Which block should EIP158/161 (also Spurious Dragon) come into effect? (default = %v)\n", w.conf.Genesis.Config.EIP158Block)
w.conf.Genesis.Config.EIP158Block = w.readDefaultBigInt(w.conf.Genesis.Config.EIP158Block)
fmt.Println()
fmt.Printf("Which block should Byzantium come into effect? (default = %v)\n", w.conf.Genesis.Config.ByzantiumBlock)
w.conf.Genesis.Config.ByzantiumBlock = w.readDefaultBigInt(w.conf.Genesis.Config.ByzantiumBlock)
fmt.Println()
fmt.Printf("Which block should Constantinople come into effect? (default = %v)\n", w.conf.Genesis.Config.ByzantiumBlock)
w.conf.Genesis.Config.ConstantinopleBlock = w.readDefaultBigInt(w.conf.Genesis.Config.ConstantinopleBlock)
out, _ := json.MarshalIndent(w.conf.Genesis.Config, "", " ")
fmt.Printf("Chain configuration updated:\n\n%s\n", out)
case choice == "2":
case "2":
// Save whatever genesis configuration we currently have
fmt.Println()
fmt.Printf("Which file to save the genesis into? (default = %s.json)\n", w.network)
fmt.Printf("Which base filename to save the genesis specifications into? (default = %s)\n", w.network)
out, _ := json.MarshalIndent(w.conf.Genesis, "", " ")
if err := ioutil.WriteFile(w.readDefaultString(fmt.Sprintf("%s.json", w.network)), out, 0644); err != nil {
basename := w.readDefaultString(fmt.Sprintf("%s.json", w.network))
gethJson := fmt.Sprintf("%s.json", basename)
if err := ioutil.WriteFile((gethJson), out, 0644); err != nil {
log.Error("Failed to save genesis file", "err", err)
}
log.Info("Exported existing genesis block")
log.Info("Saved geth genesis as %v", gethJson)
if err := convertGenesis(w.conf.Genesis, basename, w.network, w.conf.bootnodes); err != nil {
log.Error("Conversion failed", "err", err)
}
case choice == "3":
case "3":
// Make sure we don't have any services running
if len(w.conf.servers()) > 0 {
log.Error("Genesis reset requires all services and servers torn down")
......@@ -186,8 +200,31 @@ func (w *wizard) manageGenesis() {
w.conf.Genesis = nil
w.conf.flush()
default:
log.Error("That's not something I can do")
}
}
func saveGenesis(basename, client string, spec interface{}) {
filename := fmt.Sprintf("%s-%s.json", basename, client)
out, _ := json.Marshal(spec)
if err := ioutil.WriteFile(filename, out, 0644); err != nil {
log.Error("failed to save genesis file", "client", client, "err", err)
}
log.Info("saved chainspec", "client", client, "filename", filename)
}
func convertGenesis(genesis *core.Genesis, basename string, network string, bootnodes []string) error {
if spec, err := newAlethGenesisSpec(network, genesis); err == nil {
saveGenesis(basename, "aleth", spec)
} else {
log.Error("failed to create chain spec", "client", "aleth", "err", err)
}
if spec, err := newParityChainSpec(network, genesis, []string{}); err == nil {
saveGenesis(basename, "parity", spec)
} else {
log.Error("failed to create chain spec", "client", "parity", "err", err)
}
saveGenesis(basename, "harmony", genesis)
return nil
}
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