[bootstrap] fix bootstrap on localnet failed issue

forget a few changes from master branch

Signed-off-by: Leo Chen <leo@harmony.one>

cmd/harmony/main.go

@@ -763,6 +763,11 @@ func main() {
 			Msg("StartRPC failed")
 	}
 
+	if err := currentNode.BootstrapConsensus(); err != nil {
+		fmt.Println("could not bootstrap consensus", err.Error())
+		os.Exit(-1)
+	}
+
 	if err := currentNode.Start(); err != nil {
 		fmt.Println("could not begin network message handling for node", err.Error())
 		os.Exit(-1)

node/node.go

@@ -524,7 +524,6 @@ func New(
 	// Setup initial state of syncing.
 	node.peerRegistrationRecord = map[string]*syncConfig{}
 	node.startConsensus = make(chan struct{})
-	go node.BootstrapConsensus()
 	// Broadcast double-signers reported by consensus
 	if node.Consensus != nil {
 		go func() {

node/node_handler.go

@@ -538,8 +538,8 @@ func (node *Node) BootstrapConsensus() error {
 		go func() {
 			node.startConsensus <- struct{}{}
 		}()
-	}
 		return nil
+	}
 }
 
 // ConsensusMessageHandler passes received message in node_handler to consensus

p2p/host.go

@@ -77,7 +77,10 @@ func NewHost(self *Peer, key libp2p_crypto.PrivKey) (Host, error) {
 	}
 	ctx := context.Background()
 	p2pHost, err := libp2p.New(ctx,
-		libp2p.ListenAddrs(listenAddr), libp2p.Identity(key),
+		libp2p.ListenAddrs(listenAddr),
+		libp2p.Identity(key),
+		libp2p.EnableNATService(),
+		libp2p.ForceReachabilityPublic(),
 	)
 	if err != nil {
 		return nil, errors.Wrapf(err, "cannot initialize libp2p host")