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feat(vdn): add bootnode implementation #2941
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MatusKysel
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| // Copyright 2025 BNB chain | ||
| package main | ||
|
|
||
| import ( | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "github.com/ethereum/go-ethereum/cmd/utils" | ||
| "github.com/ethereum/go-ethereum/log" | ||
| "github.com/ethereum/go-ethereum/vdn" | ||
| "github.com/prysmaticlabs/prysm/v5/network" | ||
| ) | ||
|
|
||
| var ( | ||
| debug = flag.Bool("debug", false, "Enable debug logging") | ||
| privateKeyPath = flag.String("private-path", "./key", "Path to private key to use for peer ID") | ||
| port = flag.Int("port", 13000, "udp port to listen for discovery connections") | ||
| externalIP = flag.String("external-ip", "", "External IP for the bootnode") | ||
| ) | ||
|
|
||
| func main() { | ||
| flag.Parse() | ||
| fmt.Printf("Starting bootnode...\n") | ||
|
|
||
| if *debug { | ||
| // Geth specific logging. | ||
| log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LvlTrace, true))) | ||
|
|
||
| log.Debug("Debug logging enabled.") | ||
| } | ||
|
|
||
| // Setting up the bootnode IP address. | ||
| ipAddr, err := network.ExternalIP() | ||
| if err != nil { | ||
| utils.Fatalf("Failed to get external IP: %v", err) | ||
| } | ||
| if *externalIP != "" { | ||
| ipAddr = *externalIP | ||
| } | ||
|
|
||
| cfg := vdn.Config{ | ||
| HostAddress: ipAddr, | ||
| NodeKeyPath: *privateKeyPath, | ||
| TCPPort: *port, | ||
| MaxPeers: 50, | ||
| EnableQuic: false, | ||
| EnableDiscovery: true, | ||
| } | ||
|
|
||
| server, err := vdn.CreateBootstrapServer(&cfg) | ||
| if err != nil { | ||
| utils.Fatalf("Failed to create server: %v", err) | ||
| } | ||
| server.Start() | ||
| defer server.Stop() | ||
| select {} | ||
| } | ||
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It's may better to add a graceful shutdown logic here~
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there is defer on line above, I think it should be sufficient