316 lines
7.5 KiB
Go
316 lines
7.5 KiB
Go
package player
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import (
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"blazing/common/socket/errorcode"
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"blazing/common/utils/bytearray"
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"blazing/cool"
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"sync"
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"time"
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"context"
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"bytes"
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"fmt"
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"reflect"
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"github.com/bruceshao/lockfree"
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"github.com/gobwas/ws"
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"github.com/gobwas/ws/wsutil"
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"github.com/gogf/gf/v2/os/glog"
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"github.com/lunixbochs/struc"
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"github.com/panjf2000/gnet/v2"
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"github.com/panjf2000/gnet/v2/pkg/logging"
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)
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// TomeeHeader 结构体字段定义
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type TomeeHeader struct {
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Len uint32 `json:"len"`
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Version byte `json:"version" struc:"[1]byte"`
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CMD uint32 `json:"cmdId" struc:"uint32"`
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UserID uint32 `json:"userId"`
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//Error uint32 `json:"error" struc:"[0]pad"`
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Result uint32 `json:"result"`
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Data []byte `json:"data" struc:"skip"` //组包忽略此字段// struc:"[0]pad"
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//Return []byte `struc:"[0]pad"` //返回记录
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}
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func NewTomeeHeader(cmd uint32, userid uint32) *TomeeHeader {
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return &TomeeHeader{
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CMD: cmd,
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// Len: 0,
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Version: 49,
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Result: 0,
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}
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}
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// Pack 将给定的数据打包成一个字节切片。
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// 该方法处理的数据类型包括指针、切片和结构体。
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// 对于指针类型，会解引用以获取实际值。
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// 切片类型直接转换为字节切片。
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// 结构体类型使用struc库进行序列化。
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// 最后，将数据长度、版本号、命令码、用户ID和结果代码一并打包进返回的字节切片中。
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func (h *TomeeHeader) Pack(data any) []byte { //组包
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//h.Result = 0//默认置0
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//t := reflect.TypeOf(data)
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tv := reflect.ValueOf(data)
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var datar []byte
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// 处理指针类型
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if tv.Kind() == reflect.Ptr {
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//tv = t.Elem() // 获取指针指向的类型
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tv = tv.Elem() // 获取指针指向的值
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}
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switch tv.Kind() {
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case reflect.String:
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datar = []byte(tv.String())
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case reflect.Slice:
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datar = data.([]byte)
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//p.Conn.Write(p.pack(cmd, data.([]byte))) //写入数据
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case reflect.Struct:
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var data1 bytes.Buffer
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err := struc.Pack(&data1, data)
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if err != nil {
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fmt.Println(err)
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}
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datar = data1.Bytes()
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default:
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datar = []byte{}
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// fmt.Println(err, datar)
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// p.Conn.Write(p.pack(cmd, data))
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}
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h.Len = uint32(len(datar) + 17)
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by := bytearray.CreateByteArray(nil)
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by.WriteUInt32(h.Len)
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by.WriteByte(h.Version)
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by.WriteUInt32(uint32(h.CMD))
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by.WriteUInt32(h.UserID)
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by.WriteUInt32(h.Result)
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by.Write(datar)
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return by.Bytes()
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}
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// var _ Blazingservice = (*TomeeHeader)(nil)
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// type Blazingservice interface {
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// Ret() []byte
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// }
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// MergeBytes 将多个字节数组合并为一个
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func MergeBytes(arrays ...[]byte) []byte {
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// 计算所有数组的总长度
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totalLen := 0
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for _, arr := range arrays {
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totalLen += len(arr)
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}
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// 创建结果切片
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result := make([]byte, totalLen)
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// 逐个复制数组内容
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currentIndex := 0
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for _, arr := range arrays {
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copy(result[currentIndex:], arr)
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currentIndex += len(arr)
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}
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return result
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}
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// 遍历结构体方法并执行RECV_cmd
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func (h *ClientData) Recv(data TomeeHeader) {
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cmdlister, ok := cool.CmdCache.Load(data.CMD)
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if !ok {
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glog.Debug(context.Background(), data.CMD, "cmd未注册")
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return //TODO 待实现cmd未注册
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}
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params := []reflect.Value{}
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//funct := cmdlister.Type().NumIn()
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// 如果需要可设置的变量（用于修改值），创建指针并解引用
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ptrValue := reflect.New(cmdlister.Type().In(0).Elem())
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tt1 := ptrValue.Elem().Addr().Interface()
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// fmt.Println(tt1)
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err := struc.Unpack(bytes.NewBuffer(data.Data), tt1)
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if err != nil {
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cool.Loger.Error(context.Background(), data.UserID, data.CMD, "解包失败")
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return
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}
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//fmt.Println(tt1)
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ptrValue1 := ptrValue.Elem().Addr()
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// 设置 Name 字段
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nameField := ptrValue.Elem().Field(0) //首个为header
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if nameField.IsValid() && nameField.CanSet() {
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nameField.Set(reflect.ValueOf(data))
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}
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if data.CMD > 1001 { //if cmdlister.Type().In(1) == reflect.TypeOf(&Player{}) {
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//t := GetPlayer(c, data.UserID)
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// fmt.Println(data.CMD, "接收 变量的地址 ", &t.Info, t.Info.UserID)
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params = append(params, ptrValue1, reflect.ValueOf(h.Conn.Context().(*ClientData).Player))
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} else {
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params = append(params, ptrValue1, reflect.ValueOf(h.Conn))
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}
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ret := cmdlister.Call(params)
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if len(ret) <= 0 { //如果判断没有参数,那就说明这个包没有返回参数
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return
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}
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aa, ok := ret[1].Interface().(errorcode.ErrorCode) //判断错误
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data.Result = uint32(aa)
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if aa == -1 {
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return
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}
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t := h.Conn.Context().(*ClientData)
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if ok && aa != 0 { //这里实现回复错误包
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cool.Loger.Error(context.Background(), aa.Code())
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t.SendPack(data.Pack(nil))
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return
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}
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//data.Version = 49
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t.SendPack(data.Pack(ret[0].Interface()))
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}
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type ClientData struct {
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IsCrossDomain sync.Once //是否跨域过
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Player *Player //客户实体
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//Mu sync.RWMutex
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ERROR_CONNUT int
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Wsmsg *WsCodec
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Conn gnet.Conn
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SaveL sync.Once //保存锁
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LF *lockfree.Lockfree[[]byte]
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//SaveDone chan struct{}
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}
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func NewClientData(c gnet.Conn) *ClientData {
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// 创建事件处理器
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// 创建消费端串行处理的Lockfree
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cd := &ClientData{
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Conn: c,
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Wsmsg: &WsCodec{},
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}
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cd.LF = lockfree.NewLockfree[[]byte](
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1024*1024,
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cd,
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lockfree.NewSleepBlockStrategy(time.Millisecond),
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)
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// 启动Lockfree
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if err := cd.LF.Start(); err != nil {
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panic(err)
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}
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return cd
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}
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func XORDecrypt(encryptedData []byte, keyStr string) []byte {
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if len(encryptedData) == 0 || keyStr == "" {
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return []byte{}
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}
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// 1. 将密钥字符串转换为UTF-8字节数组（对应AS3的writeUTFBytes(_arg_2)）
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keyBytes := []byte(keyStr) // Go中string转[]byte默认是UTF-8编码，与AS3的writeUTFBytes一致
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keyLen := len(keyBytes)
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if keyLen == 0 {
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return encryptedData // 空密钥不加密，直接返回
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}
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// 2. 执行异或操作（与加密逻辑一致，异或两次还原数据）
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decrypted := make([]byte, len(encryptedData))
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for i, b := range encryptedData {
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// 循环复用密钥字节（索引取模）
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keyIndex := i % keyLen
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decrypted[i] = b ^ keyBytes[keyIndex]
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}
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return decrypted
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}
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func (h *ClientData) OnEvent(v []byte) {
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defer func() {
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if err := recover(); err != nil { // 恢复 panic，err 为 panic 错误值
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// 1. 打印错误信息
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cool.Loger.Error(context.TODO(), "panic 错误：", err)
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}
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}()
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header := TomeeHeader{}
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tempdata := bytearray.CreateByteArray(v)
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header.Len, _ = tempdata.ReadUInt32()
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header.Version, _ = tempdata.ReadByte()
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header.CMD, _ = tempdata.ReadUInt32()
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//header.CMD = cmd.EnumCommandID(_CMD)
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header.UserID, _ = tempdata.ReadUInt32()
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header.Result, _ = tempdata.ReadUInt32()
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header.Data = XORDecrypt(tempdata.BytesAvailable(), "CWF")
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if header.CMD > 1001 {
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if h.Conn.Context().(*ClientData).Player == nil {
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cool.Loger.Error(context.TODO(), header.UserID, "账号未注册")
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return
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}
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if h.Conn.Context().(*ClientData).Player.Info == nil {
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cool.Loger.Error(context.TODO(), header.UserID, "未创建角色")
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return
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}
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}
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cool.Loger.Debug(context.TODO(), "接收数据", header.UserID, header.CMD)
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h.Recv(header)
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}
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func (p *ClientData) SendPack(b []byte) error {
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if _, ok := p.Conn.Context().(*ClientData); !ok {
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return fmt.Errorf("链接错误,取消发包")
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}
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if p.Conn.Context().(*ClientData).Wsmsg.Upgraded {
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// This is the echo server
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err := wsutil.WriteServerMessage(p.Conn, ws.OpBinary, b)
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if err != nil {
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logging.Infof("conn[%v] [err=%v]", p.Conn.RemoteAddr().String(), err.Error())
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return err
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}
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} else {
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err := p.Conn.AsyncWrite(b, nil)
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if err != nil {
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glog.Debug(context.Background(), err)
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}
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}
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return nil
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}
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