cmd/puppeth: chain import/export via wizard, minor polishes
This commit is contained in:
parent
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commit
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@ -1,3 +1,19 @@
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// Copyright 2018 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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@ -12,7 +28,8 @@ import (
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"github.com/ethereum/go-ethereum/core"
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)
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func TestConverter_AlethStureby(t *testing.T) {
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// Tests the go-ethereum to Aleth chainspec conversion for the Stureby testnet.
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func TestAlethSturebyConverter(t *testing.T) {
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blob, err := ioutil.ReadFile("testdata/stureby_geth.json")
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if err != nil {
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t.Fatalf("could not read file: %v", err)
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@ -50,7 +67,8 @@ func TestConverter_AlethStureby(t *testing.T) {
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}
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}
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func TestConverter_ParityStureby(t *testing.T) {
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// Tests the go-ethereum to Parity chainspec conversion for the Stureby testnet.
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func TestParitySturebyConverter(t *testing.T) {
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blob, err := ioutil.ReadFile("testdata/stureby_geth.json")
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if err != nil {
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t.Fatalf("could not read file: %v", err)
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@ -18,15 +18,11 @@
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package main
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import (
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"encoding/json"
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"io/ioutil"
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"math/rand"
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"os"
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"strings"
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"time"
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"github.com/ethereum/go-ethereum/cmd/utils"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/log"
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"gopkg.in/urfave/cli.v1"
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)
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@ -47,46 +43,23 @@ func main() {
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Usage: "log level to emit to the screen",
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},
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}
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app.Commands = []cli.Command{
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cli.Command{
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Action: utils.MigrateFlags(convert),
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Name: "convert",
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Usage: "Convert from geth genesis into chainspecs for other nodes.",
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ArgsUsage: "<geth-genesis.json>",
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},
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}
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app.Action = func(c *cli.Context) error {
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app.Before = func(c *cli.Context) error {
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// Set up the logger to print everything and the random generator
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log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(c.Int("loglevel")), log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
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rand.Seed(time.Now().UnixNano())
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network := c.String("network")
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if strings.Contains(network, " ") || strings.Contains(network, "-") || strings.ToLower(network) != network {
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log.Crit("No spaces, hyphens or capital letters allowed in network name")
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}
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// Start the wizard and relinquish control
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makeWizard(c.String("network")).run()
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return nil
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}
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app.Action = runWizard
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app.Run(os.Args)
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}
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func convert(ctx *cli.Context) error {
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// Ensure we have a source genesis
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log.Root().SetHandler(log.LvlFilterHandler(log.LvlInfo, log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
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if len(ctx.Args()) != 1 {
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utils.Fatalf("No geth genesis provided")
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// runWizard start the wizard and relinquish control to it.
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func runWizard(c *cli.Context) error {
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network := c.String("network")
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if strings.Contains(network, " ") || strings.Contains(network, "-") || strings.ToLower(network) != network {
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log.Crit("No spaces, hyphens or capital letters allowed in network name")
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}
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blob, err := ioutil.ReadFile(ctx.Args().First())
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if err != nil {
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utils.Fatalf("Could not read file: %v", err)
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}
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var genesis core.Genesis
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if err := json.Unmarshal(blob, &genesis); err != nil {
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utils.Fatalf("Failed parsing genesis: %v", err)
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}
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basename := strings.TrimRight(ctx.Args().First(), ".json")
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convertGenesis(&genesis, basename, basename, []string{})
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makeWizard(c.String("network")).run()
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return nil
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}
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@ -23,6 +23,7 @@ import (
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"io/ioutil"
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"math/big"
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"net"
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"net/url"
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"os"
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"path/filepath"
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"sort"
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@ -104,28 +105,6 @@ func (w *wizard) readString() string {
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}
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}
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// readYesNo reads a yes or no from stdin, returning boolean true for yes
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func (w *wizard) readYesNo(def bool) bool {
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for {
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fmt.Printf("> ")
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text, err := w.in.ReadString('\n')
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if err != nil {
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log.Crit("Failed to read user input", "err", err)
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}
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text = strings.ToLower(strings.TrimSpace(text))
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if text == "y" || text == "yes" {
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return true
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}
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if text == "n" || text == "no" {
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return false
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}
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if len(text) == 0 {
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return def
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}
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fmt.Println("Valid answers: y, yes, n, no or leave empty for default")
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}
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}
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// readDefaultString reads a single line from stdin, trimming if from spaces. If
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// an empty line is entered, the default value is returned.
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func (w *wizard) readDefaultString(def string) string {
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@ -140,6 +119,47 @@ func (w *wizard) readDefaultString(def string) string {
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return def
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}
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// readDefaultYesNo reads a single line from stdin, trimming if from spaces and
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// interpreting it as a 'yes' or a 'no'. If an empty line is entered, the default
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// value is returned.
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func (w *wizard) readDefaultYesNo(def bool) bool {
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for {
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fmt.Printf("> ")
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text, err := w.in.ReadString('\n')
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if err != nil {
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log.Crit("Failed to read user input", "err", err)
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}
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if text = strings.ToLower(strings.TrimSpace(text)); text == "" {
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return def
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}
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if text == "y" || text == "yes" {
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return true
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}
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if text == "n" || text == "no" {
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return false
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}
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log.Error("Invalid input, expected 'y', 'yes', 'n', 'no' or empty")
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}
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}
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// readURL reads a single line from stdin, trimming if from spaces and trying to
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// interpret it as a URL (http, https or file).
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func (w *wizard) readURL() *url.URL {
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for {
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fmt.Printf("> ")
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text, err := w.in.ReadString('\n')
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if err != nil {
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log.Crit("Failed to read user input", "err", err)
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}
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uri, err := url.Parse(strings.TrimSpace(text))
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if err != nil {
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log.Error("Invalid input, expected URL", "err", err)
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continue
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}
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return uri
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}
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}
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// readInt reads a single line from stdin, trimming if from spaces, enforcing it
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// to parse into an integer.
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func (w *wizard) readInt() int {
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@ -137,14 +137,14 @@ func (w *wizard) deployDashboard() {
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if w.conf.ethstats != "" {
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fmt.Println()
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fmt.Println("Include ethstats secret on dashboard (y/n)? (default = yes)")
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infos.trusted = w.readDefaultString("y") == "y"
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infos.trusted = w.readDefaultYesNo(true)
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}
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// Try to deploy the dashboard container on the host
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nocache := false
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if existed {
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fmt.Println()
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fmt.Printf("Should the dashboard be built from scratch (y/n)? (default = no)\n")
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nocache = w.readDefaultString("n") != "n"
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nocache = w.readDefaultYesNo(false)
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}
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if out, err := deployDashboard(client, w.network, &w.conf, infos, nocache); err != nil {
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log.Error("Failed to deploy dashboard container", "err", err)
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@ -67,11 +67,11 @@ func (w *wizard) deployEthstats() {
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if existed {
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fmt.Println()
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fmt.Printf("Keep existing IP %v blacklist (y/n)? (default = yes)\n", infos.banned)
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if w.readDefaultString("y") != "y" {
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if !w.readDefaultYesNo(true) {
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// The user might want to clear the entire list, although generally probably not
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fmt.Println()
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fmt.Printf("Clear out blacklist and start over (y/n)? (default = no)\n")
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if w.readDefaultString("n") != "n" {
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if w.readDefaultYesNo(false) {
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infos.banned = nil
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}
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// Offer the user to explicitly add/remove certain IP addresses
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@ -106,7 +106,7 @@ func (w *wizard) deployEthstats() {
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if existed {
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fmt.Println()
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fmt.Printf("Should the ethstats be built from scratch (y/n)? (default = no)\n")
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nocache = w.readDefaultString("n") != "n"
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nocache = w.readDefaultYesNo(false)
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}
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trusted := make([]string, 0, len(w.servers))
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for _, client := range w.servers {
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@ -100,7 +100,7 @@ func (w *wizard) deployExplorer() {
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if existed {
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fmt.Println()
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fmt.Printf("Should the explorer be built from scratch (y/n)? (default = no)\n")
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nocache = w.readDefaultString("n") != "n"
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nocache = w.readDefaultYesNo(false)
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}
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if out, err := deployExplorer(client, w.network, chain, infos, nocache); err != nil {
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log.Error("Failed to deploy explorer container", "err", err)
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@ -81,7 +81,7 @@ func (w *wizard) deployFaucet() {
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if infos.captchaToken != "" {
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fmt.Println()
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fmt.Println("Reuse previous reCaptcha API authorization (y/n)? (default = yes)")
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if w.readDefaultString("y") != "y" {
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if !w.readDefaultYesNo(true) {
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infos.captchaToken, infos.captchaSecret = "", ""
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}
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}
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@ -89,7 +89,7 @@ func (w *wizard) deployFaucet() {
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// No previous authorization (or old one discarded)
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fmt.Println()
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fmt.Println("Enable reCaptcha protection against robots (y/n)? (default = no)")
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if w.readDefaultString("n") == "n" {
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if !w.readDefaultYesNo(false) {
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log.Warn("Users will be able to requests funds via automated scripts")
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} else {
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// Captcha protection explicitly requested, read the site and secret keys
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@ -132,7 +132,7 @@ func (w *wizard) deployFaucet() {
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} else {
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fmt.Println()
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fmt.Printf("Reuse previous (%s) funding account (y/n)? (default = yes)\n", key.Address.Hex())
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if w.readDefaultString("y") != "y" {
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if !w.readDefaultYesNo(true) {
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infos.node.keyJSON, infos.node.keyPass = "", ""
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}
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}
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@ -166,7 +166,7 @@ func (w *wizard) deployFaucet() {
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if existed {
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fmt.Println()
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fmt.Printf("Should the faucet be built from scratch (y/n)? (default = no)\n")
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nocache = w.readDefaultString("n") != "n"
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nocache = w.readDefaultYesNo(false)
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}
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if out, err := deployFaucet(client, w.network, w.conf.bootnodes, infos, nocache); err != nil {
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log.Error("Failed to deploy faucet container", "err", err)
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@ -20,9 +20,13 @@ 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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@ -40,11 +44,12 @@ func (w *wizard) makeGenesis() {
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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(1),
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EIP150Block: big.NewInt(2),
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EIP155Block: big.NewInt(3),
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EIP158Block: big.NewInt(3),
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ByzantiumBlock: big.NewInt(4),
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HomesteadBlock: big.NewInt(1),
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EIP150Block: big.NewInt(2),
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EIP155Block: big.NewInt(3),
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EIP158Block: big.NewInt(3),
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ByzantiumBlock: big.NewInt(4),
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ConstantinopleBlock: big.NewInt(5),
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},
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}
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// Figure out which consensus engine to choose
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@ -116,7 +121,7 @@ func (w *wizard) makeGenesis() {
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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.readYesNo(true) {
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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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@ -134,6 +139,53 @@ func (w *wizard) makeGenesis() {
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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: %v", 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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@ -168,7 +220,7 @@ func (w *wizard) manageGenesis() {
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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.ByzantiumBlock)
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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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out, _ := json.MarshalIndent(w.conf.Genesis.Config, "", " ")
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@ -177,18 +229,38 @@ func (w *wizard) manageGenesis() {
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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 base filename to save the genesis specifications into? (default = %s)\n", w.network)
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out, _ := json.MarshalIndent(w.conf.Genesis, "", " ")
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basename := w.readDefaultString(fmt.Sprintf("%s.json", w.network))
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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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gethJson := fmt.Sprintf("%s.json", basename)
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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 geth genesis as %v", gethJson)
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if err := convertGenesis(w.conf.Genesis, basename, w.network, w.conf.bootnodes); err != nil {
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log.Error("Conversion failed", "err", err)
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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
|
||||
if spec, err := newParityChainSpec(w.network, w.conf.Genesis, []string{}); err != nil {
|
||||
log.Error("Failed to create Parity chain spec", "err", err)
|
||||
} else {
|
||||
saveGenesis(folder, w.network, "parity", spec)
|
||||
}
|
||||
// Export the genesis spec used by Harmony (formerly EthereumJ
|
||||
saveGenesis(folder, w.network, "harmony", w.conf.Genesis)
|
||||
|
||||
case "3":
|
||||
// Make sure we don't have any services running
|
||||
@ -202,29 +274,18 @@ func (w *wizard) manageGenesis() {
|
||||
w.conf.flush()
|
||||
default:
|
||||
log.Error("That's not something I can do")
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
func saveGenesis(basename, client string, spec interface{}) {
|
||||
filename := fmt.Sprintf("%s-%s.json", basename, client)
|
||||
// saveGenesis JSON encodes an arbitrary genesis spec into a pre-defined file.
|
||||
func saveGenesis(folder, network, client string, spec interface{}) {
|
||||
path := filepath.Join(folder, fmt.Sprintf("%s-%s.json", network, 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)
|
||||
if err := ioutil.WriteFile(path, out, 0644); err != nil {
|
||||
log.Error("Failed to save genesis file", "client", client, "err", err)
|
||||
return
|
||||
}
|
||||
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
|
||||
log.Info("Saved genesis chain spec", "client", client, "path", path)
|
||||
}
|
||||
|
@ -131,7 +131,20 @@ func (w *wizard) run() {
|
||||
|
||||
case choice == "2":
|
||||
if w.conf.Genesis == nil {
|
||||
w.makeGenesis()
|
||||
fmt.Println()
|
||||
fmt.Println("What would you like to do? (default = create)")
|
||||
fmt.Println(" 1. Create new genesis from scratch")
|
||||
fmt.Println(" 2. Import already existing genesis")
|
||||
|
||||
choice := w.read()
|
||||
switch {
|
||||
case choice == "" || choice == "1":
|
||||
w.makeGenesis()
|
||||
case choice == "2":
|
||||
w.importGenesis()
|
||||
default:
|
||||
log.Error("That's not something I can do")
|
||||
}
|
||||
} else {
|
||||
w.manageGenesis()
|
||||
}
|
||||
@ -149,7 +162,6 @@ func (w *wizard) run() {
|
||||
} else {
|
||||
w.manageComponents()
|
||||
}
|
||||
|
||||
default:
|
||||
log.Error("That's not something I can do")
|
||||
}
|
||||
|
@ -41,12 +41,12 @@ func (w *wizard) ensureVirtualHost(client *sshClient, port int, def string) (str
|
||||
// Reverse proxy is not running, offer to deploy a new one
|
||||
fmt.Println()
|
||||
fmt.Println("Allow sharing the port with other services (y/n)? (default = yes)")
|
||||
if w.readDefaultString("y") == "y" {
|
||||
if w.readDefaultYesNo(true) {
|
||||
nocache := false
|
||||
if proxy != nil {
|
||||
fmt.Println()
|
||||
fmt.Printf("Should the reverse-proxy be rebuilt from scratch (y/n)? (default = no)\n")
|
||||
nocache = w.readDefaultString("n") != "n"
|
||||
nocache = w.readDefaultYesNo(false)
|
||||
}
|
||||
if out, err := deployNginx(client, w.network, port, nocache); err != nil {
|
||||
log.Error("Failed to deploy reverse-proxy", "err", err)
|
||||
|
@ -126,7 +126,7 @@ func (w *wizard) deployNode(boot bool) {
|
||||
} else {
|
||||
fmt.Println()
|
||||
fmt.Printf("Reuse previous (%s) signing account (y/n)? (default = yes)\n", key.Address.Hex())
|
||||
if w.readDefaultString("y") != "y" {
|
||||
if !w.readDefaultYesNo(true) {
|
||||
infos.keyJSON, infos.keyPass = "", ""
|
||||
}
|
||||
}
|
||||
@ -165,7 +165,7 @@ func (w *wizard) deployNode(boot bool) {
|
||||
if existed {
|
||||
fmt.Println()
|
||||
fmt.Printf("Should the node be built from scratch (y/n)? (default = no)\n")
|
||||
nocache = w.readDefaultString("n") != "n"
|
||||
nocache = w.readDefaultYesNo(false)
|
||||
}
|
||||
if out, err := deployNode(client, w.network, w.conf.bootnodes, infos, nocache); err != nil {
|
||||
log.Error("Failed to deploy Ethereum node container", "err", err)
|
||||
|
@ -96,7 +96,7 @@ func (w *wizard) deployWallet() {
|
||||
if existed {
|
||||
fmt.Println()
|
||||
fmt.Printf("Should the wallet be built from scratch (y/n)? (default = no)\n")
|
||||
nocache = w.readDefaultString("n") != "n"
|
||||
nocache = w.readDefaultYesNo(false)
|
||||
}
|
||||
if out, err := deployWallet(client, w.network, w.conf.bootnodes, infos, nocache); err != nil {
|
||||
log.Error("Failed to deploy wallet container", "err", err)
|
||||
|
Loading…
Reference in New Issue
Block a user