From 746435cf3cc7578d406629c316858c696b2855cd Mon Sep 17 00:00:00 2001
From: huangxiaolei <1782360262@qq.com>
Date: Mon, 28 Nov 2022 23:36:57 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8D=8F=E8=AE=AE=E5=AF=86=E9=92=A5=E5=8A=A8?=
 =?UTF-8?q?=E6=80=81=E9=9A=8F=E6=9C=BA=E7=94=9F=E6=88=90?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 cmd/dispatch/key/dispatchKey.bin     | Bin 4096 -> 0 bytes
 cmd/dispatch/key/dispatchSeed.bin    | Bin 2076 -> 0 bytes
 cmd/dispatch/key/secretKey.bin       | Bin 4096 -> 0 bytes
 cmd/dispatch/key/secretKeyBuffer.bin |   1 -
 cmd/gate/key/dispatchKey.bin         | Bin 4096 -> 0 bytes
 cmd/gate/key/dispatchSeed.bin        | Bin 2076 -> 0 bytes
 cmd/gate/key/secretKey.bin           | Bin 4096 -> 0 bytes
 cmd/gate/key/secretKeyBuffer.bin     |   1 -
 common/region/region.go              |  24 ++----
 dispatch/app/app.go                  |  15 ----
 dispatch/controller/controller.go    |  23 +++++-
 gate/app/app.go                      |   2 +-
 gate/forward/forward.go              | 118 +++++++++++++++------------
 gate/forward/login_hk4e.go           |  33 +++++---
 gate/mq/mq.go                        |  16 +++-
 gate/net/kcp_connect_manager.go      |  35 ++------
 gate/net/kcp_endecode.go             |   4 +-
 gate/net/kcp_event.go                |  23 ++++--
 pkg/random/hk4e_ec2b.go              |   8 +-
 pkg/random/hk4e_mt19937.go           |   6 +-
 pkg/random/hk4e_test.go              |  32 ++------
 pkg/random/random.go                 |   4 +
 22 files changed, 173 insertions(+), 172 deletions(-)
 delete mode 100644 cmd/dispatch/key/dispatchKey.bin
 delete mode 100644 cmd/dispatch/key/dispatchSeed.bin
 delete mode 100644 cmd/dispatch/key/secretKey.bin
 delete mode 100644 cmd/dispatch/key/secretKeyBuffer.bin
 delete mode 100644 cmd/gate/key/dispatchKey.bin
 delete mode 100644 cmd/gate/key/dispatchSeed.bin
 delete mode 100644 cmd/gate/key/secretKey.bin
 delete mode 100644 cmd/gate/key/secretKeyBuffer.bin

diff --git a/cmd/dispatch/key/dispatchKey.bin b/cmd/dispatch/key/dispatchKey.bin
deleted file mode 100644
index 29b396f149b177e92f9075ee299b93655d3057de..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/cmd/dispatch/key/dispatchSeed.bin b/cmd/dispatch/key/dispatchSeed.bin
deleted file mode 100644
index 0100e2c86f90fa1098eebdcb00e08f5b21fe563d..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/cmd/dispatch/key/secretKey.bin b/cmd/dispatch/key/secretKey.bin
deleted file mode 100644
index 0ff2db51aae64f90447ade405696c7d3a708c3d2..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/cmd/dispatch/key/secretKeyBuffer.bin b/cmd/dispatch/key/secretKeyBuffer.bin
deleted file mode 100644
index d767aa91..00000000
--- a/cmd/dispatch/key/secretKeyBuffer.bin
+++ /dev/null
@@ -1 +0,0 @@
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diff --git a/cmd/gate/key/dispatchKey.bin b/cmd/gate/key/dispatchKey.bin
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diff --git a/cmd/gate/key/dispatchSeed.bin b/cmd/gate/key/dispatchSeed.bin
deleted file mode 100644
index 0100e2c86f90fa1098eebdcb00e08f5b21fe563d..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 2076
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diff --git a/cmd/gate/key/secretKey.bin b/cmd/gate/key/secretKey.bin
deleted file mode 100644
index 0ff2db51aae64f90447ade405696c7d3a708c3d2..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/cmd/gate/key/secretKeyBuffer.bin b/cmd/gate/key/secretKeyBuffer.bin
deleted file mode 100644
index d767aa91..00000000
--- a/cmd/gate/key/secretKeyBuffer.bin
+++ /dev/null
@@ -1 +0,0 @@
-��lt1L	��ܟ�.�\�pXP��"ƀ(�a��
\ No newline at end of file
diff --git a/common/region/region.go b/common/region/region.go
index 007ff881..c0f6d0bd 100644
--- a/common/region/region.go
+++ b/common/region/region.go
@@ -1,6 +1,7 @@
 package region
 
 import (
+	"hk4e/pkg/random"
 	"os"
 
 	"hk4e/pkg/endec"
@@ -32,23 +33,16 @@ func LoadRsaKey() (signRsaKey []byte, encRsaKeyMap map[string][]byte, pwdRsaKey
 	return signRsaKey, encRsaKeyMap, pwdRsaKey
 }
 
-func InitRegion(kcpAddr string, kcpPort int) (*proto.QueryCurrRegionHttpRsp, *proto.QueryRegionListHttpRsp) {
-	dispatchKey, err := os.ReadFile("key/dispatchKey.bin")
-	if err != nil {
-		logger.LOG.Error("open dispatchKey.bin error: %v", err)
-		return nil, nil
-	}
-	dispatchSeed, err := os.ReadFile("key/dispatchSeed.bin")
-	if err != nil {
-		logger.LOG.Error("open dispatchSeed.bin error: %v", err)
-		return nil, nil
-	}
+func InitRegion(kcpAddr string, kcpPort int) (*proto.QueryCurrRegionHttpRsp, *proto.QueryRegionListHttpRsp, *random.Ec2b) {
+	dispatchEc2b := random.NewEc2b()
+	dispatchEc2bData := dispatchEc2b.Bytes()
+	dispatchXorKey := dispatchEc2b.XorKey()
 	// RegionCurr
 	regionCurr := new(proto.QueryCurrRegionHttpRsp)
 	regionCurr.RegionInfo = &proto.RegionInfo{
 		GateserverIp:   kcpAddr,
 		GateserverPort: uint32(kcpPort),
-		SecretKey:      dispatchSeed,
+		SecretKey:      dispatchEc2bData,
 	}
 	// RegionList
 	customConfigStr := `
@@ -62,7 +56,7 @@ func InitRegion(kcpAddr string, kcpPort int) (*proto.QueryCurrRegionHttpRsp, *pr
 		}
 	`
 	customConfig := []byte(customConfigStr)
-	endec.Xor(customConfig, dispatchKey)
+	endec.Xor(customConfig, dispatchXorKey)
 	serverList := make([]*proto.RegionSimpleInfo, 0)
 	server := &proto.RegionSimpleInfo{
 		Name:        "os_usa",
@@ -73,8 +67,8 @@ func InitRegion(kcpAddr string, kcpPort int) (*proto.QueryCurrRegionHttpRsp, *pr
 	serverList = append(serverList, server)
 	regionList := new(proto.QueryRegionListHttpRsp)
 	regionList.RegionList = serverList
-	regionList.ClientSecretKey = dispatchSeed
+	regionList.ClientSecretKey = dispatchEc2bData
 	regionList.ClientCustomConfigEncrypted = customConfig
 	regionList.EnableLoginPc = true
-	return regionCurr, regionList
+	return regionCurr, regionList, dispatchEc2b
 }
diff --git a/dispatch/app/app.go b/dispatch/app/app.go
index 5467cbf8..de6b4ad0 100644
--- a/dispatch/app/app.go
+++ b/dispatch/app/app.go
@@ -2,7 +2,6 @@ package app
 
 import (
 	"context"
-	"github.com/nats-io/nats.go"
 	_ "net/http/pprof"
 	"os"
 	"os/signal"
@@ -26,20 +25,6 @@ func Run(ctx context.Context, configFile string) error {
 
 	_ = controller.NewController(db)
 
-	// TODO 临时写一下用来传递新的密钥后面改RPC
-	conn, err := nats.Connect(config.CONF.MQ.NatsUrl)
-	if err != nil {
-		logger.LOG.Error("connect nats error: %v", err)
-		return nil
-	}
-	natsMsg := nats.NewMsg("GATE_KEY_HK4E")
-	natsMsg.Data = []byte{0x00, 0xff}
-	err = conn.PublishMsg(natsMsg)
-	if err != nil {
-		logger.LOG.Error("nats publish msg error: %v", err)
-		return nil
-	}
-
 	c := make(chan os.Signal, 1)
 	signal.Notify(c, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT)
 	for {
diff --git a/dispatch/controller/controller.go b/dispatch/controller/controller.go
index 6bb740c7..25f61815 100644
--- a/dispatch/controller/controller.go
+++ b/dispatch/controller/controller.go
@@ -2,6 +2,8 @@ package controller
 
 import (
 	"encoding/base64"
+	"encoding/binary"
+	"github.com/nats-io/nats.go"
 	"net/http"
 	"strconv"
 
@@ -28,7 +30,26 @@ func NewController(dao *dao.Dao) (r *Controller) {
 	r.dao = dao
 	r.regionListBase64 = ""
 	r.regionCurrBase64 = ""
-	regionCurr, regionList := region.InitRegion(config.CONF.Hk4e.KcpAddr, config.CONF.Hk4e.KcpPort)
+	regionCurr, regionList, dispatchEc2b := region.InitRegion(config.CONF.Hk4e.KcpAddr, config.CONF.Hk4e.KcpPort)
+
+	// TODO 临时写一下用来传递新的密钥后面改RPC
+	conn, err := nats.Connect(config.CONF.MQ.NatsUrl)
+	if err != nil {
+		logger.LOG.Error("connect nats error: %v", err)
+		return nil
+	}
+	natsMsg := nats.NewMsg("GATE_KEY_HK4E")
+	natsMsg.Data = make([]byte, 8)
+	dispatchEc2bSeed := dispatchEc2b.Seed()
+	binary.BigEndian.PutUint64(natsMsg.Data, dispatchEc2bSeed)
+	err = conn.PublishMsg(natsMsg)
+	if err != nil {
+		logger.LOG.Error("nats publish msg error: %v", err)
+		return nil
+	}
+	conn.Close()
+	logger.LOG.Debug("send new dispatch ec2b seed: %v", dispatchEc2bSeed)
+
 	r.signRsaKey, r.encRsaKeyMap, r.pwdRsaKey = region.LoadRsaKey()
 	regionCurrModify, err := pb.Marshal(regionCurr)
 	if err != nil {
diff --git a/gate/app/app.go b/gate/app/app.go
index 24e132d4..27719df5 100644
--- a/gate/app/app.go
+++ b/gate/app/app.go
@@ -35,7 +35,7 @@ func Run(ctx context.Context, configFile string) error {
 	forwardManager := forward.NewForwardManager(protoMsgInput, protoMsgOutput, kcpEventInput, kcpEventOutput, netMsgInput, netMsgOutput)
 	forwardManager.Start()
 
-	messageQueue := mq.NewMessageQueue(netMsgInput, netMsgOutput)
+	messageQueue := mq.NewMessageQueue(netMsgInput, netMsgOutput, kcpEventInput)
 	messageQueue.Start()
 	defer messageQueue.Close()
 
diff --git a/gate/forward/forward.go b/gate/forward/forward.go
index 4b0b87c1..22c5c13b 100644
--- a/gate/forward/forward.go
+++ b/gate/forward/forward.go
@@ -1,7 +1,7 @@
 package forward
 
 import (
-	"os"
+	"hk4e/pkg/random"
 	"runtime"
 	"sync"
 	"time"
@@ -48,12 +48,14 @@ type ForwardManager struct {
 	// kcpConv -> headMeta
 	convHeadMetaMap     map[uint64]*ClientHeadMeta
 	convHeadMetaMapLock sync.RWMutex
-	secretKeyBuffer     []byte
-	kcpEventInput       chan *net.KcpEvent
-	kcpEventOutput      chan *net.KcpEvent
-	regionCurr          *proto.QueryCurrRegionHttpRsp
-	signRsaKey          []byte
-	encRsaKeyMap        map[string][]byte
+	// kcpConv -> seed
+	convSeedMap     map[uint64]uint64
+	convSeedMapLock sync.RWMutex
+	kcpEventInput   chan *net.KcpEvent
+	kcpEventOutput  chan *net.KcpEvent
+	regionCurr      *proto.QueryCurrRegionHttpRsp
+	signRsaKey      []byte
+	encRsaKeyMap    map[string][]byte
 }
 
 func NewForwardManager(
@@ -70,6 +72,7 @@ func NewForwardManager(
 	r.userIdConvMap = make(map[uint32]uint64)
 	r.convAddrMap = make(map[uint64]string)
 	r.convHeadMetaMap = make(map[uint64]*ClientHeadMeta)
+	r.convSeedMap = make(map[uint64]uint64)
 	r.kcpEventInput = kcpEventInput
 	r.kcpEventOutput = kcpEventOutput
 	return r
@@ -97,23 +100,21 @@ func (f *ForwardManager) kcpEventHandle() {
 				EventId:      net.KcpPacketSendListen,
 				EventMessage: "Disable",
 			}
-			// 登录成功 通知GS初始化相关数据
-			userId, exist := f.getUserIdByConvId(event.ConvId)
+			seed, exist := f.getSeedByConvId(event.ConvId)
 			if !exist {
-				logger.LOG.Error("can not find userId by convId")
+				logger.LOG.Error("can not find seed by convId")
 				continue
 			}
-			headMeta, exist := f.getHeadMetaByConvId(event.ConvId)
-			if !exist {
-				logger.LOG.Error("can not find client head metadata by convId")
-				continue
+			keyBlock := random.NewKeyBlock(seed)
+			xorKey := keyBlock.XorKey()
+			key := make([]byte, 4096)
+			copy(key, xorKey[:])
+			// 改变密钥
+			f.kcpEventInput <- &net.KcpEvent{
+				ConvId:       event.ConvId,
+				EventId:      net.KcpXorKeyChange,
+				EventMessage: key,
 			}
-			netMsg := new(cmd.NetMsg)
-			netMsg.UserId = userId
-			netMsg.EventId = cmd.UserLoginNotify
-			netMsg.ClientSeq = headMeta.seq
-			f.netMsgInput <- netMsg
-			logger.LOG.Info("send to gs user login ok, ConvId: %v, UserId: %v", event.ConvId, netMsg.UserId)
 		case net.KcpConnCloseNotify:
 			// 连接断开通知
 			userId, exist := f.getUserIdByConvId(event.ConvId)
@@ -139,6 +140,7 @@ func (f *ForwardManager) kcpEventHandle() {
 			}
 			f.deleteAddrByConvId(event.ConvId)
 			f.deleteHeadMetaByConvId(event.ConvId)
+			f.deleteSeedByConvId(event.ConvId)
 		case net.KcpConnEstNotify:
 			// 连接建立通知
 			addr, ok := event.EventMessage.(string)
@@ -183,15 +185,9 @@ func (f *ForwardManager) kcpEventHandle() {
 
 func (f *ForwardManager) Start() {
 	// 读取密钥相关文件
-	var err error = nil
-	f.secretKeyBuffer, err = os.ReadFile("key/secretKeyBuffer.bin")
-	if err != nil {
-		logger.LOG.Error("open secretKeyBuffer.bin error")
-		return
-	}
 	f.signRsaKey, f.encRsaKeyMap, _ = region.LoadRsaKey()
 	// region
-	regionCurr, _ := region.InitRegion(config.CONF.Hk4e.KcpAddr, config.CONF.Hk4e.KcpPort)
+	regionCurr, _, _ := region.InitRegion(config.CONF.Hk4e.KcpAddr, config.CONF.Hk4e.KcpPort)
 	f.regionCurr = regionCurr
 	// kcp事件监听
 	go f.kcpEventHandle()
@@ -226,12 +222,6 @@ func (f *ForwardManager) sendNetMsgToGameServer() {
 			if getPlayerTokenRsp == nil {
 				continue
 			}
-			// 改变解密密钥
-			f.kcpEventInput <- &net.KcpEvent{
-				ConvId:       protoMsg.ConvId,
-				EventId:      net.KcpXorKeyChange,
-				EventMessage: "DEC",
-			}
 			// 返回数据到客户端
 			resp := new(net.ProtoMsg)
 			resp.ConvId = protoMsg.ConvId
@@ -249,29 +239,30 @@ func (f *ForwardManager) sendNetMsgToGameServer() {
 			if playerLoginRsp == nil {
 				continue
 			}
-			// 改变加密密钥
-			f.kcpEventInput <- &net.KcpEvent{
-				ConvId:       protoMsg.ConvId,
-				EventId:      net.KcpXorKeyChange,
-				EventMessage: "ENC",
+			// 返回数据到客户端
+			resp := new(net.ProtoMsg)
+			resp.ConvId = protoMsg.ConvId
+			resp.CmdId = cmd.PlayerLoginRsp
+			resp.HeadMessage = f.getHeadMsg(protoMsg.HeadMessage.ClientSequenceId)
+			resp.PayloadMessage = playerLoginRsp
+			f.protoMsgInput <- resp
+			// 登录成功 通知GS初始化相关数据
+			userId, exist := f.getUserIdByConvId(protoMsg.ConvId)
+			if !exist {
+				logger.LOG.Error("can not find userId by convId")
+				continue
 			}
-			// 开启发包监听
-			f.kcpEventInput <- &net.KcpEvent{
-				ConvId:       protoMsg.ConvId,
-				EventId:      net.KcpPacketSendListen,
-				EventMessage: "Enable",
+			headMeta, exist := f.getHeadMetaByConvId(protoMsg.ConvId)
+			if !exist {
+				logger.LOG.Error("can not find client head metadata by convId")
+				continue
 			}
-			go func() {
-				// 保证kcp事件已成功生效
-				time.Sleep(time.Millisecond * 50)
-				// 返回数据到客户端
-				resp := new(net.ProtoMsg)
-				resp.ConvId = protoMsg.ConvId
-				resp.CmdId = cmd.PlayerLoginRsp
-				resp.HeadMessage = f.getHeadMsg(protoMsg.HeadMessage.ClientSequenceId)
-				resp.PayloadMessage = playerLoginRsp
-				f.protoMsgInput <- resp
-			}()
+			netMsg := new(cmd.NetMsg)
+			netMsg.UserId = userId
+			netMsg.EventId = cmd.UserLoginNotify
+			netMsg.ClientSeq = headMeta.seq
+			f.netMsgInput <- netMsg
+			logger.LOG.Info("send to gs user login ok, ConvId: %v, UserId: %v", protoMsg.ConvId, netMsg.UserId)
 		case cmd.SetPlayerBornDataReq:
 			// 玩家注册请求
 			if connState != ConnAlive {
@@ -480,6 +471,25 @@ func (f *ForwardManager) deleteHeadMetaByConvId(convId uint64) {
 	f.convHeadMetaMapLock.Unlock()
 }
 
+func (f *ForwardManager) getSeedByConvId(convId uint64) (seed uint64, exist bool) {
+	f.convSeedMapLock.RLock()
+	seed, exist = f.convSeedMap[convId]
+	f.convSeedMapLock.RUnlock()
+	return seed, exist
+}
+
+func (f *ForwardManager) setSeedByConvId(convId uint64, seed uint64) {
+	f.convSeedMapLock.Lock()
+	f.convSeedMap[convId] = seed
+	f.convSeedMapLock.Unlock()
+}
+
+func (f *ForwardManager) deleteSeedByConvId(convId uint64) {
+	f.convSeedMapLock.Lock()
+	delete(f.convSeedMap, convId)
+	f.convSeedMapLock.Unlock()
+}
+
 // 改变网关开放状态
 func (f *ForwardManager) ChangeGateOpenState(isOpen bool) bool {
 	f.kcpEventInput <- &net.KcpEvent{
diff --git a/gate/forward/login_hk4e.go b/gate/forward/login_hk4e.go
index f077a3ec..42f84a8d 100644
--- a/gate/forward/login_hk4e.go
+++ b/gate/forward/login_hk4e.go
@@ -4,8 +4,11 @@ import (
 	"bytes"
 	"encoding/base64"
 	"encoding/binary"
+	"fmt"
 	"hk4e/dispatch/controller"
 	"hk4e/pkg/httpclient"
+	"hk4e/pkg/random"
+	"math/rand"
 	"strconv"
 	"strings"
 
@@ -69,15 +72,16 @@ func (f *ForwardManager) getPlayerToken(convId uint64, req *proto.GetPlayerToken
 	rsp.Uid = tokenVerifyRsp.PlayerID
 	// TODO 不同的token
 	rsp.Token = "xxx"
-	rsp.AccountType = 1
+	data := make([]byte, 16+32)
+	rand.Read(data)
+	rsp.SecurityCmdBuffer = data[16:]
+	rsp.ClientVersionRandomKey = fmt.Sprintf("%03x-%012x", data[:3], data[4:16])
 	// TODO 要确定一下新注册的号这个值该返回什么
+	rsp.AccountType = 1
 	rsp.IsProficientPlayer = true
-	rsp.SecretKeySeed = 11468049314633205968
-	rsp.SecurityCmdBuffer = f.secretKeyBuffer
 	rsp.PlatformType = 3
 	rsp.ChannelId = 1
 	rsp.CountryCode = "US"
-	rsp.ClientVersionRandomKey = "c25-314dd05b0b5f"
 	rsp.RegPlatform = 3
 	addr, exist := f.getAddrByConvId(convId)
 	if !exist {
@@ -87,7 +91,6 @@ func (f *ForwardManager) getPlayerToken(convId uint64, req *proto.GetPlayerToken
 	split := strings.Split(addr, ":")
 	rsp.ClientIpStr = split[0]
 	if req.GetKeyId() != 0 {
-		// pre check
 		logger.LOG.Debug("do hk4e 2.8 rsa logic")
 		keyId := strconv.Itoa(int(req.GetKeyId()))
 		encPubPrivKey, exist := f.encRsaKeyMap[keyId]
@@ -111,13 +114,6 @@ func (f *ForwardManager) getPlayerToken(convId uint64, req *proto.GetPlayerToken
 			logger.LOG.Error("parse client seed base64 error: %v", err)
 			return nil
 		}
-		// create error rsp info
-		clientSeedEncCopy := make([]byte, len(clientSeedEnc))
-		copy(clientSeedEncCopy, clientSeedEnc)
-		endec.Xor(clientSeedEncCopy, []byte{0x9f, 0x26, 0xb2, 0x17, 0x61, 0x5f, 0xc8, 0x00})
-		rsp.ServerRandKey = base64.StdEncoding.EncodeToString(clientSeedEncCopy)
-		rsp.Sign = "bm90aGluZyBoZXJl"
-		// do
 		clientSeed, err := endec.RsaDecrypt(clientSeedEnc, signPrivkey)
 		if err != nil {
 			logger.LOG.Error("rsa dec error: %v", err)
@@ -129,7 +125,10 @@ func (f *ForwardManager) getPlayerToken(convId uint64, req *proto.GetPlayerToken
 			logger.LOG.Error("parse client seed to uint64 error: %v", err)
 			return rsp
 		}
-		seedUint64 := uint64(11468049314633205968) ^ clientSeedUint64
+		timeRand := random.GetTimeRand()
+		serverSeedUint64 := timeRand.Uint64()
+		f.setSeedByConvId(convId, serverSeedUint64)
+		seedUint64 := serverSeedUint64 ^ clientSeedUint64
 		seedBuf := new(bytes.Buffer)
 		err = binary.Write(seedBuf, binary.BigEndian, seedUint64)
 		if err != nil {
@@ -149,6 +148,12 @@ func (f *ForwardManager) getPlayerToken(convId uint64, req *proto.GetPlayerToken
 		}
 		rsp.ServerRandKey = base64.StdEncoding.EncodeToString(seedEnc)
 		rsp.Sign = base64.StdEncoding.EncodeToString(seedSign)
+		// 开启发包监听
+		f.kcpEventInput <- &net.KcpEvent{
+			ConvId:       convId,
+			EventId:      net.KcpPacketSendListen,
+			EventMessage: "Enable",
+		}
 	}
 	return rsp
 }
@@ -170,6 +175,7 @@ func (f *ForwardManager) playerLogin(convId uint64, req *proto.PlayerLoginReq) (
 	rsp.IsUseAbilityHash = true
 	rsp.AbilityHashCode = 1844674
 	rsp.GameBiz = "hk4e_global"
+
 	rsp.ClientDataVersion = f.regionCurr.RegionInfo.ClientDataVersion
 	rsp.ClientSilenceDataVersion = f.regionCurr.RegionInfo.ClientSilenceDataVersion
 	rsp.ClientMd5 = f.regionCurr.RegionInfo.ClientDataMd5
@@ -177,6 +183,7 @@ func (f *ForwardManager) playerLogin(convId uint64, req *proto.PlayerLoginReq) (
 	rsp.ResVersionConfig = f.regionCurr.RegionInfo.ResVersionConfig
 	rsp.ClientVersionSuffix = f.regionCurr.RegionInfo.ClientVersionSuffix
 	rsp.ClientSilenceVersionSuffix = f.regionCurr.RegionInfo.ClientSilenceVersionSuffix
+
 	rsp.IsScOpen = false
 	rsp.RegisterCps = "mihoyo"
 	rsp.CountryCode = "US"
diff --git a/gate/mq/mq.go b/gate/mq/mq.go
index 3aa8926f..e5283599 100644
--- a/gate/mq/mq.go
+++ b/gate/mq/mq.go
@@ -1,8 +1,11 @@
 package mq
 
 import (
+	"encoding/binary"
 	"hk4e/common/config"
+	"hk4e/gate/net"
 	"hk4e/pkg/logger"
+	"hk4e/pkg/random"
 	"hk4e/protocol/cmd"
 
 	"github.com/nats-io/nats.go"
@@ -18,7 +21,7 @@ type MessageQueue struct {
 	cmdProtoMap  *cmd.CmdProtoMap
 }
 
-func NewMessageQueue(netMsgInput chan *cmd.NetMsg, netMsgOutput chan *cmd.NetMsg) (r *MessageQueue) {
+func NewMessageQueue(netMsgInput chan *cmd.NetMsg, netMsgOutput chan *cmd.NetMsg, kcpEventInput chan *net.KcpEvent) (r *MessageQueue) {
 	r = new(MessageQueue)
 	conn, err := nats.Connect(config.CONF.MQ.NatsUrl)
 	if err != nil {
@@ -43,7 +46,16 @@ func NewMessageQueue(netMsgInput chan *cmd.NetMsg, netMsgOutput chan *cmd.NetMsg
 	go func() {
 		for {
 			natsMsg := <-keyNatsMsgChan
-			logger.LOG.Error("GATE_KEY_HK4E %v", natsMsg.Data)
+			dispatchEc2bSeed := binary.BigEndian.Uint64(natsMsg.Data)
+			logger.LOG.Debug("recv new dispatch ec2b seed: %v", dispatchEc2bSeed)
+			gateDispatchEc2b := random.NewEc2b()
+			gateDispatchEc2b.SetSeed(dispatchEc2bSeed)
+			gateDispatchXorKey := gateDispatchEc2b.XorKey()
+			// 改变密钥
+			kcpEventInput <- &net.KcpEvent{
+				EventId:      net.KcpDispatchKeyChange,
+				EventMessage: gateDispatchXorKey,
+			}
 		}
 	}()
 
diff --git a/gate/net/kcp_connect_manager.go b/gate/net/kcp_connect_manager.go
index aa7518c1..2b6303af 100644
--- a/gate/net/kcp_connect_manager.go
+++ b/gate/net/kcp_connect_manager.go
@@ -3,7 +3,6 @@ package net
 import (
 	"bytes"
 	"encoding/binary"
-	"os"
 	"strconv"
 	"sync"
 	"time"
@@ -14,11 +13,6 @@ import (
 	"hk4e/pkg/random"
 )
 
-type KcpXorKey struct {
-	encKey []byte
-	decKey []byte
-}
-
 type KcpConnectManager struct {
 	openState      bool
 	connMap        map[uint64]*kcp.UDPSession
@@ -36,10 +30,10 @@ type KcpConnectManager struct {
 	kcpSendListenMap     map[uint64]bool
 	kcpSendListenMapLock sync.RWMutex
 	// key
-	dispatchKey   []byte
-	secretKey     []byte
-	kcpKeyMap     map[uint64]*KcpXorKey
-	kcpKeyMapLock sync.RWMutex
+	dispatchKey     []byte
+	dispatchKeyLock sync.RWMutex
+	kcpKeyMap       map[uint64][]byte
+	kcpKeyMapLock   sync.RWMutex
 	// conv短时间内唯一生成
 	convGenMap     map[uint64]int64
 	convGenMapLock sync.RWMutex
@@ -57,7 +51,7 @@ func NewKcpConnectManager(protoMsgInput chan *ProtoMsg, protoMsgOutput chan *Pro
 	r.kcpRawSendChanMap = make(map[uint64]chan *ProtoMsg)
 	r.kcpRecvListenMap = make(map[uint64]bool)
 	r.kcpSendListenMap = make(map[uint64]bool)
-	r.kcpKeyMap = make(map[uint64]*KcpXorKey)
+	r.kcpKeyMap = make(map[uint64][]byte)
 	r.convGenMap = make(map[uint64]int64)
 	return r
 }
@@ -65,17 +59,7 @@ func NewKcpConnectManager(protoMsgInput chan *ProtoMsg, protoMsgOutput chan *Pro
 func (k *KcpConnectManager) Start() {
 	go func() {
 		// key
-		var err error = nil
-		k.dispatchKey, err = os.ReadFile("key/dispatchKey.bin")
-		if err != nil {
-			logger.LOG.Error("open dispatchKey.bin error")
-			return
-		}
-		k.secretKey, err = os.ReadFile("key/secretKey.bin")
-		if err != nil {
-			logger.LOG.Error("open secretKey.bin error")
-			return
-		}
+		k.dispatchKey = make([]byte, 4096)
 		// kcp
 		port := strconv.FormatInt(int64(config.CONF.Hk4e.KcpPort), 10)
 		listener, err := kcp.ListenWithOptions("0.0.0.0:"+port, nil, 0, 0)
@@ -110,10 +94,9 @@ func (k *KcpConnectManager) Start() {
 				k.connMap[convId] = conn
 				k.connMapLock.Unlock()
 				k.kcpKeyMapLock.Lock()
-				k.kcpKeyMap[convId] = &KcpXorKey{
-					encKey: k.dispatchKey,
-					decKey: k.dispatchKey,
-				}
+				k.dispatchKeyLock.RLock()
+				k.kcpKeyMap[convId] = k.dispatchKey
+				k.dispatchKeyLock.RUnlock()
 				k.kcpKeyMapLock.Unlock()
 				go k.recvHandle(convId)
 				kcpRawSendChan := make(chan *ProtoMsg, 10000)
diff --git a/gate/net/kcp_endecode.go b/gate/net/kcp_endecode.go
index bd6d05cd..00630f17 100644
--- a/gate/net/kcp_endecode.go
+++ b/gate/net/kcp_endecode.go
@@ -42,7 +42,7 @@ func (k *KcpConnectManager) decodeBinToPayload(data []byte, convId uint64, kcpMs
 		logger.LOG.Error("kcp xor key not exist, convId: %v", convId)
 		return
 	}
-	endec.Xor(data, xorKey.decKey)
+	endec.Xor(data, xorKey)
 	k.decodeRecur(data, convId, kcpMsgList)
 }
 
@@ -183,6 +183,6 @@ func (k *KcpConnectManager) encodePayloadToBin(kcpMsg *KcpMsg) (bin []byte) {
 		logger.LOG.Error("kcp xor key not exist, convId: %v", kcpMsg.ConvId)
 		return
 	}
-	endec.Xor(bin, xorKey.encKey)
+	endec.Xor(bin, xorKey)
 	return bin
 }
diff --git a/gate/net/kcp_event.go b/gate/net/kcp_event.go
index f607e771..ced323e1 100644
--- a/gate/net/kcp_event.go
+++ b/gate/net/kcp_event.go
@@ -4,6 +4,7 @@ import "hk4e/pkg/logger"
 
 const (
 	KcpXorKeyChange = iota
+	KcpDispatchKeyChange
 	KcpPacketRecvListen
 	KcpPacketSendListen
 	KcpConnForceClose
@@ -38,20 +39,24 @@ func (k *KcpConnectManager) eventHandle() {
 				logger.LOG.Error("conn not exist, convId: %v", event.ConvId)
 				continue
 			}
-			flag, ok := event.EventMessage.(string)
+			key, ok := event.EventMessage.([]byte)
 			if !ok {
 				logger.LOG.Error("event KcpXorKeyChange msg type error")
 				continue
 			}
-			if flag == "ENC" {
-				k.kcpKeyMapLock.Lock()
-				k.kcpKeyMap[event.ConvId].encKey = k.secretKey
-				k.kcpKeyMapLock.Unlock()
-			} else if flag == "DEC" {
-				k.kcpKeyMapLock.Lock()
-				k.kcpKeyMap[event.ConvId].decKey = k.secretKey
-				k.kcpKeyMapLock.Unlock()
+			k.kcpKeyMapLock.Lock()
+			k.kcpKeyMap[event.ConvId] = key
+			k.kcpKeyMapLock.Unlock()
+		case KcpDispatchKeyChange:
+			// 首包加密XOR密钥切换
+			key, ok := event.EventMessage.([]byte)
+			if !ok {
+				logger.LOG.Error("event KcpXorKeyChange msg type error")
+				continue
 			}
+			k.dispatchKeyLock.Lock()
+			k.dispatchKey = key
+			k.dispatchKeyLock.Unlock()
 		case KcpPacketRecvListen:
 			// 收包监听
 			k.connMapLock.RLock()
diff --git a/pkg/random/hk4e_ec2b.go b/pkg/random/hk4e_ec2b.go
index c408bb71..973e49bc 100644
--- a/pkg/random/hk4e_ec2b.go
+++ b/pkg/random/hk4e_ec2b.go
@@ -13,7 +13,7 @@ type Ec2b struct {
 	temp []byte
 }
 
-func LoadKey(b []byte) (*Ec2b, error) {
+func LoadEc2bKey(b []byte) (*Ec2b, error) {
 	if len(b) < 4+4+16+4+2048 {
 		return nil, fmt.Errorf("invalid ec2b key")
 	}
@@ -88,10 +88,8 @@ func (e *Ec2b) Key() []byte {
 	return b
 }
 
-func (e *Ec2b) Xor(data []byte) {
-	for i := 0; i < len(data); i++ {
-		data[i] ^= e.temp[i%4096]
-	}
+func (e *Ec2b) XorKey() []byte {
+	return e.temp
 }
 
 func keyScramble(key []byte) {
diff --git a/pkg/random/hk4e_mt19937.go b/pkg/random/hk4e_mt19937.go
index 0a3604a2..06cac309 100644
--- a/pkg/random/hk4e_mt19937.go
+++ b/pkg/random/hk4e_mt19937.go
@@ -84,8 +84,6 @@ func (b *KeyBlock) Seed() uint64 {
 	return b.seed
 }
 
-func (b *KeyBlock) Xor(data []byte) {
-	for i := 0; i < len(data); i++ {
-		data[i] ^= b.data[i%4096]
-	}
+func (b *KeyBlock) XorKey() [4096]byte {
+	return b.data
 }
diff --git a/pkg/random/hk4e_test.go b/pkg/random/hk4e_test.go
index 68abb289..f2892119 100644
--- a/pkg/random/hk4e_test.go
+++ b/pkg/random/hk4e_test.go
@@ -2,38 +2,24 @@ package random
 
 import (
 	"fmt"
-	"os"
 	"testing"
 )
 
 func TestKey(t *testing.T) {
-	fmt.Println("hw")
+	dispatchEc2b := NewEc2b()
+	dispatchEc2bData := dispatchEc2b.Bytes()
+	dispatchEc2bSeed := dispatchEc2b.Seed()
+	_ = dispatchEc2bData
 
-	//dispatchEc2b := NewEc2b()
-	keyBin, err := os.ReadFile("./static/dispatchSeed.bin")
-	if err != nil {
-		panic(err)
-	}
-	dispatchEc2b, err := LoadKey(keyBin)
-	if err != nil {
-		panic(err)
-	}
-	dispatchBin := dispatchEc2b.Bytes()
-	dispatchSeed := dispatchEc2b.Seed()
-	_ = dispatchBin
+	dispatchXorKey := dispatchEc2b.XorKey()
 
 	gateDispatchEc2b := NewEc2b()
-	gateDispatchEc2b.SetSeed(dispatchSeed)
+	gateDispatchEc2b.SetSeed(dispatchEc2bSeed)
 
-	dispatchKey := make([]byte, 4096)
-	dispatchEc2b.Xor(dispatchKey)
+	gateDispatchXorKey := gateDispatchEc2b.XorKey()
 
-	gateDispatchKey := make([]byte, 4096)
-	gateDispatchEc2b.Xor(gateDispatchKey)
-
-	gateXorKey := make([]byte, 4096)
 	keyBlock := NewKeyBlock(uint64(11468049314633205968))
-	keyBlock.Xor(gateXorKey)
+	gateXorKey := keyBlock.XorKey()
 
-	fmt.Println("end")
+	fmt.Println(dispatchXorKey, gateDispatchXorKey, gateXorKey)
 }
diff --git a/pkg/random/random.go b/pkg/random/random.go
index 039fc3cc..5010ab15 100644
--- a/pkg/random/random.go
+++ b/pkg/random/random.go
@@ -10,6 +10,10 @@ func init() {
 	rand.Seed(time.Now().UnixNano())
 }
 
+func GetTimeRand() *rand.Rand {
+	return rand.New(rand.NewSource(time.Now().UnixNano()))
+}
+
 func GetRandomStr(strLen int) (str string) {
 	baseStr := "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
 	for i := 0; i < strLen; i++ {