Bug fixes

peer/peer.go

@@ -30,6 +30,10 @@ func newPeerMain(args mainArgs) *peerMain {
 		log.Printf("[Main] "+s, args...)
 	}
 
+	if err := os.MkdirAll(configDir(args.NetName), 0700); err != nil {
+		log.Fatalf("Failed to create config directory: %v", err)
+	}
+
 	lockFile, err := flock.TryLock(lockFilePath(args.NetName))
 	if err != nil {
 		log.Fatalf("Failed to open lock file: %v", err)

peer/remote.go

@@ -280,6 +280,11 @@ func (r *Remote) handleDataPacket(h Header, data []byte) {
 // HandleLocalDiscoveryPacket is called by the MCReader.
 func (r *Remote) HandleLocalDiscoveryPacket(h Header, srcAddr netip.AddrPort, data []byte) {
 	conf := r.conf()
+	if conf.Peer == nil {
+		r.logf("No peer for discovery packet.")
+		return
+	}
+
 	if conf.Peer.PubSignKey == nil {
 		r.logf("No signing key for discovery packet.")
 		return