init commit

gate-hk4e/forward/login_genshin.go

@@ -0,0 +1,204 @@
+package forward
+
+import (
+	"bytes"
+	"encoding/base64"
+	"encoding/binary"
+	"flswld.com/common/utils/endec"
+	"flswld.com/gate-hk4e-api/proto"
+	"flswld.com/logger"
+	"gate-hk4e/kcp"
+	"gate-hk4e/net"
+	"strconv"
+	"strings"
+	"time"
+)
+
+func (f *ForwardManager) getPlayerToken(convId uint64, req *proto.GetPlayerTokenReq) (rsp *proto.GetPlayerTokenRsp) {
+	uidStr := req.AccountUid
+	uid, err := strconv.ParseInt(uidStr, 10, 64)
+	if err != nil {
+		logger.LOG.Error("parse uid error: %v", err)
+		return nil
+	}
+	account, err := f.dao.QueryAccountByField("uid", uid)
+	if err != nil {
+		logger.LOG.Error("query account error: %v", err)
+		return nil
+	}
+	if account == nil {
+		logger.LOG.Error("account is nil")
+		return nil
+	}
+	if account.ComboToken != req.AccountToken {
+		logger.LOG.Error("token error")
+		return nil
+	}
+	// comboToken验证成功
+	if account.Forbid {
+		if account.ForbidEndTime > uint64(time.Now().Unix()) {
+			// 封号通知
+			rsp = new(proto.GetPlayerTokenRsp)
+			rsp.Uid = uint32(account.PlayerID)
+			rsp.IsProficientPlayer = true
+			rsp.Retcode = 21
+			rsp.Msg = "FORBID_CHEATING_PLUGINS"
+			//rsp.BlackUidEndTime = 2051193600 // 2035-01-01 00:00:00
+			rsp.BlackUidEndTime = uint32(account.ForbidEndTime)
+			rsp.RegPlatform = 3
+			rsp.CountryCode = "US"
+			addr, exist := f.getAddrByConvId(convId)
+			if !exist {
+				logger.LOG.Error("can not find addr by convId")
+				return nil
+			}
+			split := strings.Split(addr, ":")
+			rsp.ClientIpStr = split[0]
+			return rsp
+		} else {
+			account.Forbid = false
+			_, err := f.dao.UpdateAccountFieldByFieldName("uid", account.Uid, "forbid", false)
+			if err != nil {
+				logger.LOG.Error("update db error: %v", err)
+				return nil
+			}
+		}
+	}
+	oldConvId, oldExist := f.getConvIdByUserId(uint32(account.PlayerID))
+	if oldExist {
+		// 顶号
+		f.kcpEventInput <- &net.KcpEvent{
+			ConvId:       oldConvId,
+			EventId:      net.KcpConnForceClose,
+			EventMessage: uint32(kcp.EnetServerRelogin),
+		}
+	}
+	f.setUserIdByConvId(convId, uint32(account.PlayerID))
+	f.setConvIdByUserId(uint32(account.PlayerID), convId)
+	f.setConnState(convId, ConnWaitLogin)
+	// 返回响应
+	rsp = new(proto.GetPlayerTokenRsp)
+	rsp.Uid = uint32(account.PlayerID)
+	rsp.Token = account.ComboToken
+	rsp.AccountType = 1
+	// TODO 要确定一下新注册的号这个值该返回什么
+	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 {
+		logger.LOG.Error("can not find addr by convId")
+		return nil
+	}
+	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]
+		if !exist {
+			logger.LOG.Error("can not found key id: %v", keyId)
+			return
+		}
+		pubKey, err := endec.RsaParsePubKeyByPrivKey(encPubPrivKey)
+		if err != nil {
+			logger.LOG.Error("parse rsa pub key error: %v", err)
+			return nil
+		}
+		signPrivkey, err := endec.RsaParsePrivKey(f.signRsaKey)
+		if err != nil {
+			logger.LOG.Error("parse rsa priv key error: %v", err)
+			return nil
+		}
+		clientSeedBase64 := req.GetClientSeed()
+		clientSeedEnc, err := base64.StdEncoding.DecodeString(clientSeedBase64)
+		if err != nil {
+			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.EncryptedSeed = base64.StdEncoding.EncodeToString(clientSeedEncCopy)
+		rsp.SeedSignature = "bm90aGluZyBoZXJl"
+		// do
+		clientSeed, err := endec.RsaDecrypt(clientSeedEnc, signPrivkey)
+		if err != nil {
+			logger.LOG.Error("rsa dec error: %v", err)
+			return rsp
+		}
+		clientSeedUint64 := uint64(0)
+		err = binary.Read(bytes.NewReader(clientSeed), binary.BigEndian, &clientSeedUint64)
+		if err != nil {
+			logger.LOG.Error("parse client seed to uint64 error: %v", err)
+			return rsp
+		}
+		seedUint64 := uint64(11468049314633205968) ^ clientSeedUint64
+		seedBuf := new(bytes.Buffer)
+		err = binary.Write(seedBuf, binary.BigEndian, seedUint64)
+		if err != nil {
+			logger.LOG.Error("conv seed uint64 to bytes error: %v", err)
+			return rsp
+		}
+		seed := seedBuf.Bytes()
+		seedEnc, err := endec.RsaEncrypt(seed, pubKey)
+		if err != nil {
+			logger.LOG.Error("rsa enc error: %v", err)
+			return rsp
+		}
+		seedSign, err := endec.RsaSign(seed, signPrivkey)
+		if err != nil {
+			logger.LOG.Error("rsa sign error: %v", err)
+			return rsp
+		}
+		rsp.EncryptedSeed = base64.StdEncoding.EncodeToString(seedEnc)
+		rsp.SeedSignature = base64.StdEncoding.EncodeToString(seedSign)
+	}
+	return rsp
+}
+
+func (f *ForwardManager) playerLogin(convId uint64, req *proto.PlayerLoginReq) (rsp *proto.PlayerLoginRsp) {
+	userId, exist := f.getUserIdByConvId(convId)
+	if !exist {
+		logger.LOG.Error("can not find userId by convId")
+		return nil
+	}
+	account, err := f.dao.QueryAccountByField("playerID", userId)
+	if err != nil {
+		logger.LOG.Error("query account error: %v", err)
+		return nil
+	}
+	if account == nil {
+		logger.LOG.Error("account is nil")
+		return nil
+	}
+	if account.ComboToken != req.Token {
+		logger.LOG.Error("token error")
+		return nil
+	}
+	// comboToken验证成功
+	f.setConnState(convId, ConnAlive)
+	// 返回响应
+	rsp = new(proto.PlayerLoginRsp)
+	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
+	rsp.ClientSilenceMd5 = f.regionCurr.RegionInfo.ClientSilenceDataMd5
+	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"
+	return rsp
+}