mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
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6bea17cb54
* Update libp2p to support go 1.19 * gaz * go mod tidy * Only update the minimum deps * go mod tidy * revert .bazelrc * Update go-libp2p to v0.22.0 and update import paths (#11440) * Fix import paths * Fix go-libp2p-peerstore import * Bazel updates * fix * revert some comments changes * revert some comment stuff * fix dependency issues * vendor problematic library * use your brain * remove * tests Co-authored-by: Marco Munizaga <marco@marcopolo.io> Co-authored-by: Nishant Das <nishdas93@gmail.com>
81 lines
2.1 KiB
Go
81 lines
2.1 KiB
Go
// This binary is a simple rest API endpoint to calculate
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// the ENR value of a node given its private key,ip address and port.
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package main
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import (
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"encoding/hex"
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"flag"
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"net"
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"github.com/ethereum/go-ethereum/p2p/enode"
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"github.com/ethereum/go-ethereum/p2p/enr"
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"github.com/libp2p/go-libp2p/core/crypto"
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ecdsaprysm "github.com/prysmaticlabs/prysm/v3/crypto/ecdsa"
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"github.com/prysmaticlabs/prysm/v3/io/file"
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_ "github.com/prysmaticlabs/prysm/v3/runtime/maxprocs"
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log "github.com/sirupsen/logrus"
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)
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var (
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privateKey = flag.String("private", "", "Hex encoded Private key to use for calculation of ENR")
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udpPort = flag.Int("udp-port", 0, "UDP Port to use for calculation of ENR")
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tcpPort = flag.Int("tcp-port", 0, "TCP Port to use for calculation of ENR")
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ipAddr = flag.String("ipAddress", "", "IP to use in calculation of ENR")
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outfile = flag.String("out", "", "Filepath to write ENR")
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)
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func main() {
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flag.Parse()
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if *privateKey == "" {
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log.Fatal("No private key given")
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}
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dst, err := hex.DecodeString(*privateKey)
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if err != nil {
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panic(err)
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}
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unmarshalledKey, err := crypto.UnmarshalSecp256k1PrivateKey(dst)
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if err != nil {
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panic(err)
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}
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ecdsaPrivKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(unmarshalledKey)
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if err != nil {
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panic(err)
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}
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if net.ParseIP(*ipAddr).To4() == nil {
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log.WithField("address", *ipAddr).Fatal("Invalid ipv4 address given")
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}
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if *udpPort == 0 {
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log.WithField("port", *udpPort).Fatal("Invalid udp port given")
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return
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}
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db, err := enode.OpenDB("")
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if err != nil {
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log.WithError(err).Fatal("Could not open node's peer database")
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return
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}
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defer db.Close()
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localNode := enode.NewLocalNode(db, ecdsaPrivKey)
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ipEntry := enr.IP(net.ParseIP(*ipAddr))
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udpEntry := enr.UDP(*udpPort)
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localNode.Set(ipEntry)
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localNode.Set(udpEntry)
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if *tcpPort != 0 {
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tcpEntry := enr.TCP(*tcpPort)
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localNode.Set(tcpEntry)
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}
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log.Info(localNode.Node().String())
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if *outfile != "" {
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err := file.WriteFile(*outfile, []byte(localNode.Node().String()))
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if err != nil {
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panic(err)
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}
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log.Infof("Wrote to %s", *outfile)
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}
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}
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