you can dial connection with timeout, and the PingAndList at /bot also.

bot/mcbot.go

@@ -6,8 +6,6 @@ package bot
 
 import (
 	"fmt"
-	"time"
-
 	"github.com/Tnze/go-mc/net"
 	pk "github.com/Tnze/go-mc/net/packet"
 )
@@ -15,71 +13,6 @@ import (
 // ProtocolVersion , the protocol version number of minecraft net protocol
 const ProtocolVersion = 498
 
-// PingAndList check server status and list online player.
-// Returns a JSON data with server status, and the delay.
-//
-// For more information for JSON format, see https://wiki.vg/Server_List_Ping#Response
-func PingAndList(addr string, port int) ([]byte, time.Duration, error) {
-	conn, err := net.DialMC(fmt.Sprintf("%s:%d", addr, port))
-	if err != nil {
-		return nil, 0, err
-	}
-
-	//握手
-	err = conn.WritePacket(
-		//Handshake Packet
-		pk.Marshal(
-			0x00,                       //Handshake packet ID
-			pk.VarInt(ProtocolVersion), //Protocol version
-			pk.String(addr),            //Server's address
-			pk.UnsignedShort(port),
-			pk.Byte(1),
-		))
-	if err != nil {
-		return nil, 0, fmt.Errorf("bot: send handshake packect fail: %v", err)
-	}
-
-	//LIST
-	//请求服务器状态
-	err = conn.WritePacket(pk.Marshal(0))
-	if err != nil {
-		return nil, 0, fmt.Errorf("bot: send list packect fail: %v", err)
-	}
-
-	//服务器返回状态
-	recv, err := conn.ReadPacket()
-	if err != nil {
-		return nil, 0, fmt.Errorf("bot: recv list packect fail: %v", err)
-	}
-	var s pk.String
-	err = recv.Scan(&s)
-	if err != nil {
-		return nil, 0, fmt.Errorf("bot: scan list packect fail: %v", err)
-	}
-
-	//PING
-	startTime := time.Now()
-	err = conn.WritePacket(pk.Marshal(0x01, pk.Long(startTime.Unix())))
-	if err != nil {
-		return nil, 0, fmt.Errorf("bot: send ping packect fail: %v", err)
-	}
-
-	recv, err = conn.ReadPacket()
-	if err != nil {
-		return nil, 0, fmt.Errorf("bot: recv pong packect fail: %v", err)
-	}
-	var t pk.Long
-	err = recv.Scan(&t)
-	if err != nil {
-		return nil, 0, fmt.Errorf("bot: scan pong packect fail: %v", err)
-	}
-	if t != pk.Long(startTime.Unix()) {
-		return nil, 0, fmt.Errorf("bot: pong packect no match: %v", err)
-	}
-
-	return []byte(s), time.Since(startTime), err
-}
-
 // JoinServer connect a Minecraft server for playing the game.
 func (c *Client) JoinServer(addr string, port int) (err error) {
 	//Connect