add /dnsaddr/bootnode.ethswarm.org as default (#315)

cmd/bee/cmd/start.go

@@ -162,7 +162,7 @@ func (c *command) initStartCmd() (err error) {
 	cmd.Flags().String(optionNameNATAddr, "", "NAT exposed address")
 	cmd.Flags().Bool(optionNameP2PDisableWS, false, "disable P2P WebSocket protocol")
 	cmd.Flags().Bool(optionNameP2PDisableQUIC, false, "disable P2P QUIC protocol")
-	cmd.Flags().StringSlice(optionNameBootnodes, nil, "initial nodes to connect to")
+	cmd.Flags().StringSlice(optionNameBootnodes, []string{"/dnsaddr/bootnode.ethswarm.org"}, "initial nodes to connect to")
 	cmd.Flags().Bool(optionNameEnableDebugAPI, false, "enable debug HTTP API")
 	cmd.Flags().String(optionNameDebugAPIAddr, ":6060", "debug HTTP API listen address")
 	cmd.Flags().Uint64(optionNameNetworkID, 1, "ID of the Swarm network")

pkg/node/node.go

@@ -398,8 +398,7 @@ func NewBee(o Options) (*Bee, error) {
 					}
 					count++
 					// connect to max 3 bootnodes
-					// using DNS discovery one node is discovered twice (TCP and UDP)
-					return count > 6, nil
+					return count > 3, nil
 				}); err != nil {
 					logger.Debugf("connect fail %s: %v", a, err)
 					logger.Errorf("connect to bootnode %s", a)