diff options
| -rw-r--r-- | cmd/bootnode/main.go | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/cmd/bootnode/main.go b/cmd/bootnode/main.go index 32f7d63be..a40b32b60 100644 --- a/cmd/bootnode/main.go +++ b/cmd/bootnode/main.go @@ -112,12 +112,13 @@ func main() { if !realaddr.IP.IsLoopback() { go nat.Map(natm, nil, "udp", realaddr.Port, realaddr.Port, "ethereum discovery") } - // TODO: react to external IP changes over time. if ext, err := natm.ExternalIP(); err == nil { realaddr = &net.UDPAddr{IP: ext, Port: realaddr.Port} } } + printNotice(&nodeKey.PublicKey, *realaddr) + if *runv5 { if _, err := discv5.ListenUDP(nodeKey, conn, "", restrictList); err != nil { utils.Fatalf("%v", err) @@ -136,3 +137,13 @@ func main() { select {} } + +func printNotice(nodeKey *ecdsa.PublicKey, addr net.UDPAddr) { + if addr.IP.IsUnspecified() { + addr.IP = net.IP{127, 0, 0, 1} + } + n := enode.NewV4(nodeKey, addr.IP, 0, addr.Port) + fmt.Println(n.String()) + fmt.Println("Note: you're using cmd/bootnode, a developer tool.") + fmt.Println("We recommend using a regular node as bootstrap node for production deployments.") +} |