896322bf88
* p2p/discover: export Ping and RequestENR These two are useful for checking the status of a node. * cmd/devp2p: add devp2p debug tool This is a new tool for debugging p2p issues. It supports a few basic tasks for now, but many more things can and will be added in the near future. devp2p enrdump -- prints ENRs readably devp2p discv4 ping -- checks if a node is up devp2p discv4 requestenr -- gets a node's record devp2p discv4 resolve -- finds a node through the DHT
69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
// Copyright 2019 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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"fmt"
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"os"
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"path/filepath"
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"github.com/ethereum/go-ethereum/internal/debug"
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"github.com/ethereum/go-ethereum/params"
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"gopkg.in/urfave/cli.v1"
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)
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var (
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// Git information set by linker when building with ci.go.
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gitCommit string
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gitDate string
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app = &cli.App{
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Name: filepath.Base(os.Args[0]),
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Usage: "go-ethereum devp2p tool",
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Version: params.VersionWithCommit(gitCommit, gitDate),
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Writer: os.Stdout,
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HideVersion: true,
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}
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)
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func init() {
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// Set up the CLI app.
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app.Flags = append(app.Flags, debug.Flags...)
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app.Before = func(ctx *cli.Context) error {
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return debug.Setup(ctx, "")
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}
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app.After = func(ctx *cli.Context) error {
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debug.Exit()
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return nil
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}
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app.CommandNotFound = func(ctx *cli.Context, cmd string) {
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fmt.Fprintf(os.Stderr, "No such command: %s\n", cmd)
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os.Exit(1)
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}
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// Add subcommands.
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app.Commands = []cli.Command{
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enrdumpCommand,
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discv4Command,
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}
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}
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func main() {
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if err := app.Run(os.Args); err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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}
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