实现跨服加入世界&玩家跨服在线迁移功能(部分完成)

2026-02-04 16:02:26 +08:00 · 2022-12-25 20:09:19 +08:00
parent 9feeb4eafa
commit c7ba154ab4
15 changed files with 437 additions and 136 deletions
--- a/common/mq/nats.go
+++ b/common/mq/nats.go
@@ -40,6 +40,11 @@ func NewMessageQueue(serverType string, appId string) (r *MessageQueue) {
 		logger.Error("nats subscribe error: %v", err)
 		return nil
 	}
+	_, err = r.natsConn.ChanSubscribe("ALL_SERVER_HK4E", r.natsMsgChan)
+	if err != nil {
+		logger.Error("nats subscribe error: %v", err)
+		return nil
+	}
 	r.netMsgInput = make(chan *NetMsg, 1000)
 	r.netMsgOutput = make(chan *NetMsg, 1000)
 	r.cmdProtoMap = cmd.NewCmdProtoMap()
@@ -85,8 +90,6 @@ func (m *MessageQueue) recvHandler() {
 				}
 				gameMsg.PayloadMessage = payloadMessage
 			}
-		case MsgTypeFight:
-		case MsgTypeConnCtrl:
 		}
 		m.netMsgOutput <- netMsg
 	}
@@ -107,8 +110,6 @@ func (m *MessageQueue) sendHandler() {
 				}
 				gameMsg.PayloadMessageData = payloadMessageData
 			}
-		case MsgTypeFight:
-		case MsgTypeConnCtrl:
 		}
 		// msgpack NetMsg
 		netMsgData, err := msgpack.Marshal(netMsg)
--- a/common/mq/net_msg.go
+++ b/common/mq/net_msg.go
@@ -6,6 +6,7 @@ const (
 	MsgTypeGame = iota
 	MsgTypeFight
 	MsgTypeConnCtrl
+	MsgTypeServer
 )

 type NetMsg struct {
@@ -15,6 +16,7 @@ type NetMsg struct {
 	GameMsg           *GameMsg     `msgpack:"GameMsg"`
 	FightMsg          *FightMsg    `msgpack:"FightMsg"`
 	ConnCtrlMsg       *ConnCtrlMsg `msgpack:"ConnCtrlMsg"`
+	ServerMsg         *ServerMsg   `msgpack:"ServerMsg"`
 	OriginServerType  string       `msgpack:"OriginServerType"`
 	OriginServerAppId string       `msgpack:"OriginServerAppId"`
 }
@@ -35,17 +37,15 @@ type GameMsg struct {
 const (
 	ClientRttNotify = iota
 	ClientTimeNotify
-	FightServerSelectNotify
 	KickPlayerNotify
 )

 type ConnCtrlMsg struct {
-	UserId           uint32 `msgpack:"UserId"`
-	ClientRtt        uint32 `msgpack:"ClientRtt"`
-	ClientTime       uint32 `msgpack:"ClientTime"`
-	FightServerAppId string `msgpack:"FightServerAppId"`
-	KickUserId       uint32 `msgpack:"KickUserId"`
-	KickReason       uint32 `msgpack:"KickReason"`
+	UserId     uint32 `msgpack:"UserId"`
+	ClientRtt  uint32 `msgpack:"ClientRtt"`
+	ClientTime uint32 `msgpack:"ClientTime"`
+	KickUserId uint32 `msgpack:"KickUserId"`
+	KickReason uint32 `msgpack:"KickReason"`
 }

 const (
@@ -63,3 +63,37 @@ type FightMsg struct {
 	AvatarGuid      uint64             `msgpack:"AvatarGuid"`
 	GateServerAppId string             `msgpack:"GateServerAppId"`
 }
+
+const (
+	ServerAppidBindNotify = iota
+	ServerUserOnlineStateChangeNotify
+	ServerGetUserBaseInfoReq
+	ServerGetUserBaseInfoRsp
+	ServerUserGsChangeNotify
+)
+
+type ServerMsg struct {
+	FightServerAppId string        `msgpack:"FightServerAppId"`
+	UserId           uint32        `msgpack:"UserId"`
+	IsOnline         bool          `msgpack:"IsOnline"`
+	UserBaseInfo     *UserBaseInfo `msgpack:"UserBaseInfo"`
+	GameServerAppId  string        `msgpack:"GameServerAppId"`
+	JoinHostUserId   uint32        `msgpack:"JoinHostUserId"`
+}
+
+type OriginInfo struct {
+	CmdName string `msgpack:"CmdName"`
+	UserId  uint32 `msgpack:"UserId"`
+}
+
+type UserBaseInfo struct {
+	OriginInfo     *OriginInfo `msgpack:"OriginInfo"`
+	UserId         uint32      `msgpack:"UserId"`
+	Nickname       string      `msgpack:"Nickname"`
+	PlayerLevel    uint32      `msgpack:"PlayerLevel"`
+	MpSettingType  uint8       `msgpack:"MpSettingType"`
+	NameCardId     uint32      `msgpack:"NameCardId"`
+	Signature      string      `msgpack:"Signature"`
+	HeadImageId    uint32      `msgpack:"HeadImageId"`
+	WorldPlayerNum uint32      `msgpack:"WorldPlayerNum"`
+}
--- a/common/mq/topic.go
+++ b/common/mq/topic.go
@@ -46,3 +46,11 @@ func (m *MessageQueue) SendToPathfinding(appId string, netMsg *NetMsg) {
 	netMsg.OriginServerAppId = originServerAppId
 	m.netMsgInput <- netMsg
 }
+
+func (m *MessageQueue) SendToAll(netMsg *NetMsg) {
+	netMsg.Topic = "ALL_SERVER_HK4E"
+	originServerType, originServerAppId := m.getOriginServer()
+	netMsg.OriginServerType = originServerType
+	netMsg.OriginServerAppId = originServerAppId
+	m.netMsgInput <- netMsg
+}
--- a/gate/client_proto/client_proto_gen_test.go
+++ b/gate/client_proto/client_proto_gen_test.go
@@ -27,7 +27,7 @@ func TestClientProtoGen(t *testing.T) {
 	fileData += "pb \"google.golang.org/protobuf/proto\"\n"
 	fileData += ")\n"
 	fileData += "\n"
-	fileData += "func (c *ClientCmdProtoMap) GetClientProtoObjByName(protoObjName string) pb.Message {\n"
+	fileData += "func (c *ClientCmdProtoMap) GetClientProtoObjByName(protoObjName string) any {\n"
 	fileData += "switch protoObjName {\n"
 	for _, protoObjName := range nameList {
 		fileData += "case \"" + protoObjName + "\":\nreturn new(proto." + protoObjName + ")\n"
--- a/gate/net/forward.go
+++ b/gate/net/forward.go
@@ -153,28 +153,33 @@ func (k *KcpConnectManager) recvMsgHandle(protoMsg *ProtoMsg, session *Session)
 // 从GS接收消息
 func (k *KcpConnectManager) sendMsgHandle() {
 	logger.Debug("send msg handle start")
-	kcpRawSendChanMap := make(map[uint64]chan *ProtoMsg)
+	convSessionMap := make(map[uint64]*Session)
 	userIdConvMap := make(map[uint32]uint64)
 	sendToClientFn := func(protoMsg *ProtoMsg) {
 		// 分发到每个连接具体的发送协程
-		kcpRawSendChan := kcpRawSendChanMap[protoMsg.ConvId]
-		if kcpRawSendChan != nil {
-			select {
-			case kcpRawSendChan <- protoMsg:
-			default:
-				logger.Error("kcpRawSendChan is full, convId: %v", protoMsg.ConvId)
-			}
-		} else {
-			logger.Error("kcpRawSendChan is nil, convId: %v", protoMsg.ConvId)
+		session := convSessionMap[protoMsg.ConvId]
+		if session == nil {
+			logger.Error("session is nil, convId: %v", protoMsg.ConvId)
+			return
+		}
+		kcpRawSendChan := session.kcpRawSendChan
+		if kcpRawSendChan == nil {
+			logger.Error("kcpRawSendChan is nil, session: %v", session)
+			return
+		}
+		select {
+		case kcpRawSendChan <- protoMsg:
+		default:
+			logger.Error("kcpRawSendChan is full, session: %v", session)
 		}
 	}
 	for {
 		select {
 		case session := <-k.createSessionChan:
-			kcpRawSendChanMap[session.conn.GetConv()] = session.kcpRawSendChan
+			convSessionMap[session.conn.GetConv()] = session
 			userIdConvMap[session.userId] = session.conn.GetConv()
 		case session := <-k.destroySessionChan:
-			delete(kcpRawSendChanMap, session.conn.GetConv())
+			delete(convSessionMap, session.conn.GetConv())
 			delete(userIdConvMap, session.userId)
 			close(session.kcpRawSendChan)
 		case protoMsg := <-k.localMsgOutput:
@@ -182,36 +187,65 @@ func (k *KcpConnectManager) sendMsgHandle() {
 		case netMsg := <-k.messageQueue.GetNetMsg():
 			switch netMsg.MsgType {
 			case mq.MsgTypeGame:
-				if netMsg.EventId != mq.NormalMsg {
-					logger.Error("recv unknown event from game server, event id: %v", netMsg.EventId)
-					continue
-				}
 				gameMsg := netMsg.GameMsg
-				convId, exist := userIdConvMap[gameMsg.UserId]
-				if !exist {
-					logger.Error("can not find convId by userId")
-					continue
+				switch netMsg.EventId {
+				case mq.NormalMsg:
+					convId, exist := userIdConvMap[gameMsg.UserId]
+					if !exist {
+						logger.Error("can not find convId by userId")
+						continue
+					}
+					protoMsg := new(ProtoMsg)
+					protoMsg.ConvId = convId
+					protoMsg.CmdId = gameMsg.CmdId
+					protoMsg.HeadMessage = k.getHeadMsg(gameMsg.ClientSeq)
+					protoMsg.PayloadMessage = gameMsg.PayloadMessage
+					sendToClientFn(protoMsg)
 				}
-				protoMsg := new(ProtoMsg)
-				protoMsg.ConvId = convId
-				protoMsg.CmdId = gameMsg.CmdId
-				protoMsg.HeadMessage = k.getHeadMsg(gameMsg.ClientSeq)
-				protoMsg.PayloadMessage = gameMsg.PayloadMessage
-				sendToClientFn(protoMsg)
 			case mq.MsgTypeConnCtrl:
-				if netMsg.EventId != mq.KickPlayerNotify {
-					continue
-				}
 				connCtrlMsg := netMsg.ConnCtrlMsg
-				convId, exist := userIdConvMap[connCtrlMsg.KickUserId]
-				if !exist {
-					logger.Error("can not find convId by userId")
-					continue
+				switch netMsg.EventId {
+				case mq.KickPlayerNotify:
+					convId, exist := userIdConvMap[connCtrlMsg.KickUserId]
+					if !exist {
+						logger.Error("can not find convId by userId")
+						continue
+					}
+					k.kcpEventInput <- &KcpEvent{
+						ConvId:       convId,
+						EventId:      KcpConnForceClose,
+						EventMessage: connCtrlMsg.KickReason,
+					}
 				}
-				k.kcpEventInput <- &KcpEvent{
-					ConvId:       convId,
-					EventId:      KcpConnForceClose,
-					EventMessage: connCtrlMsg.KickReason,
+			case mq.MsgTypeServer:
+				serverMsg := netMsg.ServerMsg
+				switch netMsg.EventId {
+				case mq.ServerUserGsChangeNotify:
+					convId, exist := userIdConvMap[serverMsg.UserId]
+					if !exist {
+						logger.Error("can not find convId by userId")
+						continue
+					}
+					session := convSessionMap[convId]
+					if session == nil {
+						logger.Error("session is nil, convId: %v", convId)
+						return
+					}
+					session.gsServerAppId = serverMsg.GameServerAppId
+					session.fightServerAppId = ""
+					session.changeGameServer = true
+					session.joinHostUserId = serverMsg.JoinHostUserId
+					// 网关代发登录请求到新的GS
+					gameMsg := new(mq.GameMsg)
+					gameMsg.UserId = serverMsg.UserId
+					gameMsg.CmdId = cmd.PlayerLoginReq
+					gameMsg.ClientSeq = 0
+					gameMsg.PayloadMessage = new(proto.PlayerLoginReq)
+					k.messageQueue.SendToGs(session.gsServerAppId, &mq.NetMsg{
+						MsgType: mq.MsgTypeGame,
+						EventId: mq.NormalMsg,
+						GameMsg: gameMsg,
+					})
 				}
 			}
 		}
--- a/gate/net/kcp_connect_manager.go
+++ b/gate/net/kcp_connect_manager.go
@@ -117,13 +117,18 @@ func (k *KcpConnectManager) acceptHandle(listener *kcp.Listener) {
 		logger.Debug("client connect, convId: %v", convId)
 		kcpRawSendChan := make(chan *ProtoMsg, 1000)
 		session := &Session{
-			conn:            conn,
-			connState:       ConnEst,
-			userId:          0,
-			kcpRawSendChan:  kcpRawSendChan,
-			seed:            0,
-			xorKey:          k.dispatchKey,
-			changeXorKeyFin: false,
+			conn:                   conn,
+			connState:              ConnEst,
+			userId:                 0,
+			kcpRawSendChan:         kcpRawSendChan,
+			seed:                   0,
+			xorKey:                 k.dispatchKey,
+			changeXorKeyFin:        false,
+			gsServerAppId:          "",
+			fightServerAppId:       "",
+			pathfindingServerAppId: "",
+			changeGameServer:       false,
+			joinHostUserId:         0,
 		}
 		go k.recvHandle(session)
 		go k.sendHandle(session)
@@ -221,6 +226,8 @@ type Session struct {
 	gsServerAppId          string
 	fightServerAppId       string
 	pathfindingServerAppId string
+	changeGameServer       bool
+	joinHostUserId         uint32
 }

 // 接收
@@ -301,14 +308,20 @@ func (k *KcpConnectManager) sendHandle(session *Session) {
 		if protoMsg.CmdId == cmd.PlayerLoginRsp {
 			logger.Debug("session active, convId: %v", convId)
 			session.connState = ConnActive
-			// 通知GS玩家战斗服务器的appid
-			connCtrlMsg := new(mq.ConnCtrlMsg)
-			connCtrlMsg.UserId = session.userId
-			connCtrlMsg.FightServerAppId = session.fightServerAppId
+			// 通知GS玩家各个服务器的appid
+			serverMsg := new(mq.ServerMsg)
+			serverMsg.UserId = session.userId
+			if session.changeGameServer {
+				serverMsg.JoinHostUserId = session.joinHostUserId
+				session.changeGameServer = false
+				session.joinHostUserId = 0
+			} else {
+				serverMsg.FightServerAppId = session.fightServerAppId
+			}
 			k.messageQueue.SendToGs(session.gsServerAppId, &mq.NetMsg{
-				MsgType:     mq.MsgTypeConnCtrl,
-				EventId:     mq.FightServerSelectNotify,
-				ConnCtrlMsg: connCtrlMsg,
+				MsgType:   mq.MsgTypeServer,
+				EventId:   mq.ServerAppidBindNotify,
+				ServerMsg: serverMsg,
 			})
 		}
 	}
--- a/gs/game/command_manager.go
+++ b/gs/game/command_manager.go
@@ -48,7 +48,7 @@ func NewCommandManager() *CommandManager {

 	// 创建AI世界
 	GAME_MANAGER.OnRegOk(false, &proto.SetPlayerBornDataReq{AvatarId: 10000007, NickName: "System"}, 1, 0, "")
-	GAME_MANAGER.FightServerSelectNotify(1, "")
+	GAME_MANAGER.ServerAppidBindNotify(1, "", 0)
 	r.system = USER_MANAGER.GetOnlineUser(1)
 	r.system.DbState = model.DbNormal
 	r.system.SceneLoadState = model.SceneEnterDone
--- a/gs/game/game_manager.go
+++ b/gs/game/game_manager.go
@@ -27,6 +27,8 @@ var WORLD_MANAGER *WorldManager = nil
 var TICK_MANAGER *TickManager = nil
 var COMMAND_MANAGER *CommandManager = nil

+var SELF *model.Player
+
 type GameManager struct {
 	dao                       *dao.Dao
 	messageQueue              *mq.MessageQueue
@@ -75,6 +77,10 @@ func (g *GameManager) gameMainLoop() {
 			logger.Error("!!! GAME MAIN LOOP PANIC !!!")
 			logger.Error("error: %v", err)
 			logger.Error("stack: %v", logger.Stack())
+			logger.Error("user: %v", SELF)
+			if SELF != nil {
+				GAME_MANAGER.DisconnectPlayer(SELF.PlayerID, kcp.EnetServerKick)
+			}
 		}
 	}()
 	intervalTime := time.Second.Nanoseconds() * 60
--- a/gs/game/route_manager.go
+++ b/gs/game/route_manager.go
@@ -43,7 +43,9 @@ func (r *RouteManager) doRoute(cmdId uint16, userId uint32, clientSeq uint32, pa
 		return
 	}
 	player.ClientSeq = clientSeq
+	SELF = player
 	handlerFunc(player, payloadMsg)
+	SELF = nil
 }

 func (r *RouteManager) InitRoute() {
@@ -116,6 +118,7 @@ func (r *RouteManager) InitRoute() {
 	r.registerRouter(cmd.CreateVehicleReq, GAME_MANAGER.CreateVehicleReq)
 	r.registerRouter(cmd.VehicleInteractReq, GAME_MANAGER.VehicleInteractReq)
 	r.registerRouter(cmd.SceneEntityDrownReq, GAME_MANAGER.SceneEntityDrownReq)
+	r.registerRouter(cmd.GetOnlinePlayerInfoReq, GAME_MANAGER.GetOnlinePlayerInfoReq)
 }

 func (r *RouteManager) RouteHandle(netMsg *mq.NetMsg) {
@@ -149,8 +152,19 @@ func (r *RouteManager) RouteHandle(netMsg *mq.NetMsg) {
 			GAME_MANAGER.ClientRttNotify(connCtrlMsg.UserId, connCtrlMsg.ClientRtt)
 		case mq.ClientTimeNotify:
 			GAME_MANAGER.ClientTimeNotify(connCtrlMsg.UserId, connCtrlMsg.ClientTime)
-		case mq.FightServerSelectNotify:
-			GAME_MANAGER.FightServerSelectNotify(connCtrlMsg.UserId, connCtrlMsg.FightServerAppId)
+		}
+	case mq.MsgTypeServer:
+		serverMsg := netMsg.ServerMsg
+		switch netMsg.EventId {
+		case mq.ServerUserOnlineStateChangeNotify:
+			logger.Debug("remote user online state change, uid: %v, online: %v", serverMsg.UserId, serverMsg.IsOnline)
+			USER_MANAGER.SetRemoteUserOnlineState(serverMsg.UserId, serverMsg.IsOnline, netMsg.OriginServerAppId)
+		case mq.ServerAppidBindNotify:
+			GAME_MANAGER.ServerAppidBindNotify(serverMsg.UserId, serverMsg.FightServerAppId, serverMsg.JoinHostUserId)
+		case mq.ServerGetUserBaseInfoReq:
+			GAME_MANAGER.ServerGetUserBaseInfoReq(serverMsg.UserBaseInfo, netMsg.OriginServerAppId)
+		case mq.ServerGetUserBaseInfoRsp:
+			GAME_MANAGER.ServerGetUserBaseInfoRsp(serverMsg.UserBaseInfo)
 		}
 	}
 }
--- a/gs/game/user_common_handler.go
+++ b/gs/game/user_common_handler.go
@@ -3,6 +3,7 @@ package game
 import (
 	"time"

+	"hk4e/common/constant"
 	"hk4e/common/mq"
 	"hk4e/gs/model"
 	"hk4e/pkg/logger"
@@ -77,31 +78,6 @@ func (g *GameManager) ClientTimeNotify(userId uint32, clientTime uint32) {
 	player.ClientTime = clientTime
 }

-func (g *GameManager) FightServerSelectNotify(userId uint32, fightAppId string) {
-	player := USER_MANAGER.GetOnlineUser(userId)
-	if player == nil {
-		logger.Error("player is nil, uid: %v", userId)
-		return
-	}
-	logger.Debug("fight server select notify, uid: %v, fightAppId: %v", userId, fightAppId)
-	player.FightAppId = fightAppId
-	// 创建世界
-	world := WORLD_MANAGER.CreateWorld(player)
-	GAME_MANAGER.messageQueue.SendToFight(fightAppId, &mq.NetMsg{
-		MsgType: mq.MsgTypeFight,
-		EventId: mq.AddFightRoutine,
-		FightMsg: &mq.FightMsg{
-			FightRoutineId:  world.id,
-			GateServerAppId: player.GateAppId,
-		},
-	})
-	world.AddPlayer(player, player.SceneId)
-	player.WorldId = world.id
-	// 进入场景
-	player.SceneLoadState = model.SceneNone
-	g.SendMsg(cmd.PlayerEnterSceneNotify, userId, player.ClientSeq, g.PacketPlayerEnterSceneNotifyLogin(player, proto.EnterType_ENTER_TYPE_SELF))
-}
-
 func (g *GameManager) ServerAnnounceNotify(announceId uint32, announceMsg string) {
 	for _, onlinePlayer := range USER_MANAGER.GetAllOnlineUserList() {
 		now := uint32(time.Now().Unix())
@@ -146,3 +122,84 @@ func (g *GameManager) SetEntityClientDataNotify(player *model.Player, payloadMsg
 	ntf := payloadMsg.(*proto.SetEntityClientDataNotify)
 	g.SendMsg(cmd.SetEntityClientDataNotify, player.PlayerID, player.ClientSeq, ntf)
 }
+
+func (g *GameManager) ServerAppidBindNotify(userId uint32, fightAppId string, joinHostUserId uint32) {
+	player := USER_MANAGER.GetOnlineUser(userId)
+	if player == nil {
+		logger.Error("player is nil, uid: %v", userId)
+		return
+	}
+	if joinHostUserId != 0 {
+		hostPlayer := USER_MANAGER.GetOnlineUser(joinHostUserId)
+		g.HostEnterMpWorld(hostPlayer, player.PlayerID)
+		g.JoinOtherWorld(player, hostPlayer)
+		return
+	}
+	logger.Debug("server appid bind notify, uid: %v, fightAppId: %v", userId, fightAppId)
+	player.FightAppId = fightAppId
+	// 创建世界
+	world := WORLD_MANAGER.CreateWorld(player)
+	GAME_MANAGER.messageQueue.SendToFight(fightAppId, &mq.NetMsg{
+		MsgType: mq.MsgTypeFight,
+		EventId: mq.AddFightRoutine,
+		FightMsg: &mq.FightMsg{
+			FightRoutineId:  world.id,
+			GateServerAppId: player.GateAppId,
+		},
+	})
+	world.AddPlayer(player, player.SceneId)
+	player.WorldId = world.id
+	// 进入场景
+	player.SceneLoadState = model.SceneNone
+	g.SendMsg(cmd.PlayerEnterSceneNotify, userId, player.ClientSeq, g.PacketPlayerEnterSceneNotifyLogin(player, proto.EnterType_ENTER_TYPE_SELF))
+}
+
+func (g *GameManager) ServerGetUserBaseInfoReq(userBaseInfo *mq.UserBaseInfo, gsAppId string) {
+	player := USER_MANAGER.GetOnlineUser(userBaseInfo.UserId)
+	if player == nil {
+		logger.Error("player is nil, uid: %v", userBaseInfo.UserId)
+		return
+	}
+	world := WORLD_MANAGER.GetWorldByID(player.WorldId)
+	g.messageQueue.SendToGs(gsAppId, &mq.NetMsg{
+		MsgType: mq.MsgTypeServer,
+		EventId: mq.ServerGetUserBaseInfoRsp,
+		ServerMsg: &mq.ServerMsg{
+			UserBaseInfo: &mq.UserBaseInfo{
+				OriginInfo:     userBaseInfo.OriginInfo,
+				UserId:         player.PlayerID,
+				Nickname:       player.NickName,
+				PlayerLevel:    player.PropertiesMap[constant.PlayerPropertyConst.PROP_PLAYER_LEVEL],
+				MpSettingType:  uint8(player.PropertiesMap[constant.PlayerPropertyConst.PROP_PLAYER_MP_SETTING_TYPE]),
+				NameCardId:     player.NameCard,
+				Signature:      player.Signature,
+				HeadImageId:    player.HeadImage,
+				WorldPlayerNum: uint32(world.GetWorldPlayerNum()),
+			},
+		},
+	})
+}
+
+func (g *GameManager) ServerGetUserBaseInfoRsp(userBaseInfo *mq.UserBaseInfo) {
+	switch userBaseInfo.OriginInfo.CmdName {
+	case "GetOnlinePlayerInfoReq":
+		player := USER_MANAGER.GetOnlineUser(userBaseInfo.OriginInfo.UserId)
+		if player == nil {
+			logger.Error("player is nil, uid: %v", userBaseInfo.OriginInfo.UserId)
+			return
+		}
+		g.SendMsg(cmd.GetOnlinePlayerInfoRsp, player.PlayerID, player.ClientSeq, &proto.GetOnlinePlayerInfoRsp{
+			TargetUid: userBaseInfo.UserId,
+			TargetPlayerInfo: &proto.OnlinePlayerInfo{
+				Uid:                 userBaseInfo.UserId,
+				Nickname:            userBaseInfo.Nickname,
+				PlayerLevel:         userBaseInfo.PlayerLevel,
+				MpSettingType:       proto.MpSettingType(userBaseInfo.MpSettingType),
+				NameCardId:          userBaseInfo.NameCardId,
+				Signature:           userBaseInfo.Signature,
+				ProfilePicture:      &proto.ProfilePicture{AvatarId: userBaseInfo.HeadImageId},
+				CurPlayerNumInWorld: userBaseInfo.WorldPlayerNum,
+			},
+		})
+	}
+}
--- a/gs/game/user_login.go
+++ b/gs/game/user_login.go
@@ -4,6 +4,7 @@ import (
 	"time"

 	"hk4e/common/constant"
+	"hk4e/common/mq"
 	gdc "hk4e/gs/config"
 	"hk4e/gs/model"
 	"hk4e/pkg/logger"
@@ -59,6 +60,15 @@ func (g *GameManager) OnLoginOk(userId uint32, player *model.Player, clientSeq u
 	player.AbilityInvokeHandler = model.NewInvokeHandler[proto.AbilityInvokeEntry]()

 	g.LoginNotify(userId, player, clientSeq)
+
+	g.messageQueue.SendToAll(&mq.NetMsg{
+		MsgType: mq.MsgTypeServer,
+		EventId: mq.ServerUserOnlineStateChangeNotify,
+		ServerMsg: &mq.ServerMsg{
+			UserId:   userId,
+			IsOnline: true,
+		},
+	})
 }

 func (g *GameManager) OnReg(userId uint32, clientSeq uint32, gateAppId string, payloadMsg pb.Message) {
@@ -111,6 +121,15 @@ func (g *GameManager) OnUserOffline(userId uint32) {
 	player.Online = false
 	player.TotalOnlineTime += uint32(time.Now().UnixMilli()) - player.OnlineTime
 	USER_MANAGER.DeleteUser(player)
+
+	g.messageQueue.SendToAll(&mq.NetMsg{
+		MsgType: mq.MsgTypeServer,
+		EventId: mq.ServerUserOnlineStateChangeNotify,
+		ServerMsg: &mq.ServerMsg{
+			UserId:   userId,
+			IsOnline: false,
+		},
+	})
 }

 func (g *GameManager) LoginNotify(userId uint32, player *model.Player, clientSeq uint32) {
--- a/gs/game/user_manager.go
+++ b/gs/game/user_manager.go
@@ -15,9 +15,10 @@ type SaveUserData struct {
 }

 type UserManager struct {
-	dao          *dao.Dao
-	playerMap    map[uint32]*model.Player
-	saveUserChan chan *SaveUserData
+	dao             *dao.Dao
+	playerMap       map[uint32]*model.Player
+	saveUserChan    chan *SaveUserData
+	remotePlayerMap map[uint32]string // 远程玩家 key:userId value:玩家所在gs的appid
 }

 func NewUserManager(dao *dao.Dao) (r *UserManager) {
@@ -25,9 +26,36 @@ func NewUserManager(dao *dao.Dao) (r *UserManager) {
 	r.dao = dao
 	r.playerMap = make(map[uint32]*model.Player)
 	r.saveUserChan = make(chan *SaveUserData)
+	r.remotePlayerMap = make(map[uint32]string)
 	return r
 }

+func (u *UserManager) GetRemoteUserOnlineState(userId uint32) bool {
+	_, exist := u.remotePlayerMap[userId]
+	if !exist {
+		return false
+	} else {
+		return true
+	}
+}
+
+func (u *UserManager) GetRemoteUserGsAppId(userId uint32) string {
+	appId, exist := u.remotePlayerMap[userId]
+	if !exist {
+		return ""
+	} else {
+		return appId
+	}
+}
+
+func (u *UserManager) SetRemoteUserOnlineState(userId uint32, isOnline bool, appId string) {
+	if isOnline {
+		u.remotePlayerMap[userId] = appId
+	} else {
+		delete(u.remotePlayerMap, userId)
+	}
+}
+
 func (u *UserManager) GetUserOnlineState(userId uint32) bool {
 	player, exist := u.playerMap[userId]
 	if !exist {
@@ -119,6 +147,14 @@ func (u *UserManager) loadUserFromDb(userId uint32) *model.Player {
 	return player
 }

+func (u *UserManager) saveUserToDb(player *model.Player) {
+	err := u.dao.UpdatePlayer(player)
+	if err != nil {
+		logger.Error("update player error: %v", err)
+		return
+	}
+}
+
 func (u *UserManager) AddUser(player *model.Player) {
 	if player == nil {
 		return
--- a/gs/game/user_multiplayer.go
+++ b/gs/game/user_multiplayer.go
@@ -5,6 +5,7 @@ import (

 	"hk4e/common/constant"
 	"hk4e/common/mq"
+	"hk4e/gate/kcp"
 	"hk4e/gs/model"
 	"hk4e/pkg/logger"
 	"hk4e/pkg/object"
@@ -14,6 +15,8 @@ import (
 	pb "google.golang.org/protobuf/proto"
 )

+// 进入世界
+
 func (g *GameManager) PlayerApplyEnterMpReq(player *model.Player, payloadMsg pb.Message) {
 	logger.Debug("user apply enter world, uid: %v", player.PlayerID)
 	req := payloadMsg.(*proto.PlayerApplyEnterMpReq)
@@ -51,6 +54,74 @@ func (g *GameManager) PlayerApplyEnterMpResultReq(player *model.Player, payloadM
 	g.UserDealEnterWorld(player, applyUid, isAgreed)
 }

+func (g *GameManager) JoinPlayerSceneReq(player *model.Player, payloadMsg pb.Message) {
+	logger.Debug("user join player scene, uid: %v", player.PlayerID)
+	req := payloadMsg.(*proto.JoinPlayerSceneReq)
+
+	joinPlayerSceneRsp := new(proto.JoinPlayerSceneRsp)
+	joinPlayerSceneRsp.Retcode = int32(proto.Retcode_RET_JOIN_OTHER_WAIT)
+	g.SendMsg(cmd.JoinPlayerSceneRsp, player.PlayerID, player.ClientSeq, joinPlayerSceneRsp)
+
+	world := WORLD_MANAGER.GetWorldByID(player.WorldId)
+	g.UserWorldRemovePlayer(world, player)
+
+	g.SendMsg(cmd.LeaveWorldNotify, player.PlayerID, player.ClientSeq, new(proto.LeaveWorldNotify))
+
+	hostPlayer := USER_MANAGER.GetOnlineUser(req.TargetUid)
+	if hostPlayer == nil {
+		// 要加入的世界属于非本地玩家
+		if !USER_MANAGER.GetRemoteUserOnlineState(req.TargetUid) {
+			// 全服不存在该在线玩家
+			logger.Error("target user not online in any game server, uid: %v", req.TargetUid)
+			g.DisconnectPlayer(player.PlayerID, kcp.EnetServerKick)
+			return
+		}
+		// 走玩家在线跨服迁移流程
+		g.OnUserOffline(player.PlayerID)
+		// TODO 改成异步写入数据库
+		USER_MANAGER.saveUserToDb(player)
+		gsAppId := USER_MANAGER.GetRemoteUserGsAppId(req.TargetUid)
+		g.messageQueue.SendToGate(player.GateAppId, &mq.NetMsg{
+			MsgType: mq.MsgTypeServer,
+			EventId: mq.ServerUserGsChangeNotify,
+			ServerMsg: &mq.ServerMsg{
+				UserId:          player.PlayerID,
+				GameServerAppId: gsAppId,
+				JoinHostUserId:  req.TargetUid,
+			},
+		})
+		return
+	}
+
+	g.JoinOtherWorld(player, hostPlayer)
+}
+
+func (g *GameManager) JoinOtherWorld(player *model.Player, hostPlayer *model.Player) {
+	hostWorld := WORLD_MANAGER.GetWorldByID(hostPlayer.WorldId)
+	_, exist := hostWorld.waitEnterPlayerMap[player.PlayerID]
+	if !exist {
+		return
+	}
+
+	if hostPlayer.SceneLoadState == model.SceneEnterDone {
+		delete(hostWorld.waitEnterPlayerMap, player.PlayerID)
+		player.Pos.X = hostPlayer.Pos.X
+		player.Pos.Y = hostPlayer.Pos.Y
+		player.Pos.Z = hostPlayer.Pos.Z
+		player.Rot.X = hostPlayer.Rot.X
+		player.Rot.Y = hostPlayer.Rot.Y
+		player.Rot.Z = hostPlayer.Rot.Z
+		player.SceneId = hostPlayer.SceneId
+
+		g.UserWorldAddPlayer(hostWorld, player)
+
+		player.SceneLoadState = model.SceneNone
+		g.SendMsg(cmd.PlayerEnterSceneNotify, player.PlayerID, player.ClientSeq, g.PacketPlayerEnterSceneNotifyLogin(player, proto.EnterType_ENTER_TYPE_OTHER))
+	}
+}
+
+// 退出世界
+
 func (g *GameManager) PlayerGetForceQuitBanInfoReq(player *model.Player, payloadMsg pb.Message) {
 	logger.Debug("user get world exit ban info, uid: %v", player.PlayerID)
 	ok := true
@@ -122,44 +193,6 @@ func (g *GameManager) SceneKickPlayerReq(player *model.Player, payloadMsg pb.Mes
 	g.SendMsg(cmd.SceneKickPlayerRsp, player.PlayerID, player.ClientSeq, sceneKickPlayerRsp)
 }

-func (g *GameManager) JoinPlayerSceneReq(player *model.Player, payloadMsg pb.Message) {
-	logger.Debug("user join player scene, uid: %v", player.PlayerID)
-	req := payloadMsg.(*proto.JoinPlayerSceneReq)
-	hostPlayer := USER_MANAGER.GetOnlineUser(req.TargetUid)
-	hostWorld := WORLD_MANAGER.GetWorldByID(hostPlayer.WorldId)
-	_, exist := hostWorld.waitEnterPlayerMap[player.PlayerID]
-	if !exist {
-		return
-	}
-
-	joinPlayerSceneRsp := new(proto.JoinPlayerSceneRsp)
-	joinPlayerSceneRsp.Retcode = int32(proto.Retcode_RET_JOIN_OTHER_WAIT)
-	g.SendMsg(cmd.JoinPlayerSceneRsp, player.PlayerID, player.ClientSeq, joinPlayerSceneRsp)
-
-	world := WORLD_MANAGER.GetWorldByID(player.WorldId)
-	g.UserWorldRemovePlayer(world, player)
-
-	g.SendMsg(cmd.LeaveWorldNotify, player.PlayerID, player.ClientSeq, new(proto.LeaveWorldNotify))
-
-	// g.LoginNotify(player.PlayerID, player, 0)
-
-	if hostPlayer.SceneLoadState == model.SceneEnterDone {
-		delete(hostWorld.waitEnterPlayerMap, player.PlayerID)
-		player.Pos.X = hostPlayer.Pos.X
-		player.Pos.Y = hostPlayer.Pos.Y
-		player.Pos.Z = hostPlayer.Pos.Z
-		player.Rot.X = hostPlayer.Rot.X
-		player.Rot.Y = hostPlayer.Rot.Y
-		player.Rot.Z = hostPlayer.Rot.Z
-		player.SceneId = hostPlayer.SceneId
-
-		g.UserWorldAddPlayer(hostWorld, player)
-
-		player.SceneLoadState = model.SceneNone
-		g.SendMsg(cmd.PlayerEnterSceneNotify, player.PlayerID, player.ClientSeq, g.PacketPlayerEnterSceneNotifyLogin(player, proto.EnterType_ENTER_TYPE_OTHER))
-	}
-}
-
 func (g *GameManager) UserApplyEnterWorld(player *model.Player, targetUid uint32) bool {
 	targetPlayer := USER_MANAGER.GetOnlineUser(targetUid)
 	if targetPlayer == nil {
@@ -215,11 +248,14 @@ func (g *GameManager) UserDealEnterWorld(hostPlayer *model.Player, otherUid uint
 	}
 	g.SendMsg(cmd.PlayerApplyEnterMpResultNotify, otherPlayer.PlayerID, otherPlayer.ClientSeq, playerApplyEnterMpResultNotify)

-	if !agree {
-		return
+	if agree {
+		g.HostEnterMpWorld(hostPlayer, otherPlayer.PlayerID)
 	}
+}
+
+func (g *GameManager) HostEnterMpWorld(hostPlayer *model.Player, otherPlayerId uint32) {
 	world := WORLD_MANAGER.GetWorldByID(hostPlayer.WorldId)
-	world.waitEnterPlayerMap[otherPlayer.PlayerID] = time.Now().UnixMilli()
+	world.waitEnterPlayerMap[otherPlayerId] = time.Now().UnixMilli()
 	if world.multiplayer {
 		return
 	}
@@ -250,7 +286,7 @@ func (g *GameManager) UserDealEnterWorld(hostPlayer *model.Player, otherUid uint

 	guestBeginEnterSceneNotify := &proto.GuestBeginEnterSceneNotify{
 		SceneId: hostPlayer.SceneId,
-		Uid:     otherPlayer.PlayerID,
+		Uid:     otherPlayerId,
 	}
 	g.SendMsg(cmd.GuestBeginEnterSceneNotify, hostPlayer.PlayerID, hostPlayer.ClientSeq, guestBeginEnterSceneNotify)

--- a/gs/game/user_social.go
+++ b/gs/game/user_social.go
@@ -6,6 +6,7 @@ import (
 	"unicode/utf8"

 	"hk4e/common/constant"
+	"hk4e/common/mq"
 	"hk4e/gs/model"
 	"hk4e/pkg/logger"
 	"hk4e/pkg/object"
@@ -335,6 +336,46 @@ func (g *GameManager) GetOnlinePlayerListReq(player *model.Player, payloadMsg pb
 	g.SendMsg(cmd.GetOnlinePlayerListRsp, player.PlayerID, player.ClientSeq, getOnlinePlayerListRsp)
 }

+func (g *GameManager) GetOnlinePlayerInfoReq(player *model.Player, payloadMsg pb.Message) {
+	logger.Debug("user get online player info, uid: %v", player.PlayerID)
+	req := payloadMsg.(*proto.GetOnlinePlayerInfoReq)
+	targetUid, ok := req.PlayerId.(*proto.GetOnlinePlayerInfoReq_TargetUid)
+	if !ok {
+		return
+	}
+
+	// TODO 删除我
+	g.JoinPlayerSceneReq(player, &proto.JoinPlayerSceneReq{
+		TargetUid: targetUid.TargetUid,
+	})
+
+	if USER_MANAGER.GetUserOnlineState(targetUid.TargetUid) {
+		g.SendMsg(cmd.GetOnlinePlayerInfoRsp, player.PlayerID, player.ClientSeq, &proto.GetOnlinePlayerInfoRsp{
+			TargetUid:        targetUid.TargetUid,
+			TargetPlayerInfo: g.PacketOnlinePlayerInfo(player),
+		})
+		return
+	}
+	if USER_MANAGER.GetRemoteUserOnlineState(targetUid.TargetUid) {
+		gsAppId := USER_MANAGER.GetRemoteUserGsAppId(targetUid.TargetUid)
+		g.messageQueue.SendToGs(gsAppId, &mq.NetMsg{
+			MsgType: mq.MsgTypeServer,
+			EventId: mq.ServerGetUserBaseInfoReq,
+			ServerMsg: &mq.ServerMsg{
+				UserBaseInfo: &mq.UserBaseInfo{
+					OriginInfo: &mq.OriginInfo{
+						CmdName: "GetOnlinePlayerInfoReq",
+						UserId:  player.PlayerID,
+					},
+					UserId: targetUid.TargetUid,
+				},
+			},
+		})
+		return
+	}
+	g.CommonRetError(cmd.GetOnlinePlayerInfoRsp, player, &proto.GetOnlinePlayerInfoRsp{}, proto.Retcode_RET_PLAYER_NOT_ONLINE)
+}
+
 func (g *GameManager) PacketOnlinePlayerInfo(player *model.Player) *proto.OnlinePlayerInfo {
 	world := WORLD_MANAGER.GetWorldByID(player.WorldId)
 	onlinePlayerInfo := &proto.OnlinePlayerInfo{
--- a/protocol/cmd/cmd_id_proto_obj_map.go
+++ b/protocol/cmd/cmd_id_proto_obj_map.go
@@ -199,6 +199,8 @@ func (c *CmdProtoMap) registerAllMessage() {
 	c.registerMessage(PlayerChatReq, &proto.PlayerChatReq{})                         // 多人聊天消息发送请求
 	c.registerMessage(PlayerChatRsp, &proto.PlayerChatRsp{})                         // 多人聊天消息发送响应
 	c.registerMessage(PlayerChatNotify, &proto.PlayerChatNotify{})                   // 多人聊天消息通知
+	c.registerMessage(GetOnlinePlayerInfoReq, &proto.GetOnlinePlayerInfoReq{})       // 在线玩家信息请求
+	c.registerMessage(GetOnlinePlayerInfoRsp, &proto.GetOnlinePlayerInfoRsp{})       // 在线玩家信息响应

 	// 卡池
 	c.registerMessage(GetGachaInfoReq, &proto.GetGachaInfoReq{}) // 卡池获取请求