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82 lines
2.3 KiB
82 lines
2.3 KiB
package new
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import (
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"errors"
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"github.com/gorilla/websocket"
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"net/http"
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"open_im_sdk/pkg/utils"
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"sync"
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"time"
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)
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type LongConnServer interface {
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Run() error
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}
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type Server struct {
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rpcPort int
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wsMaxConnNum int
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longConnServer *LongConnServer
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rpcServer *RpcServer
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}
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type WsServer struct {
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port int
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wsMaxConnNum int
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wsUpGrader *websocket.Upgrader
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registerChan chan *Client
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unregisterChan chan *Client
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clients *UserMap
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clientPool sync.Pool
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onlineUserNum int64
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onlineUserConnNum int64
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compressor Compressor
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handler MessageHandler
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}
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func newWsServer(opts ...Option) (*WsServer, error) {
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var config configs
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for _, o := range opts {
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o(&config)
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}
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if config.port < 1024 {
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return nil, errors.New("port not allow to listen")
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}
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return &WsServer{
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port: config.port,
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wsMaxConnNum: config.maxConnNum,
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wsUpGrader: &websocket.Upgrader{
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HandshakeTimeout: config.handshakeTimeout,
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ReadBufferSize: config.messageMaxMsgLength,
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CheckOrigin: func(r *http.Request) bool { return true },
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},
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clientPool: sync.Pool{
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New: func() interface{} {
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return new(Client)
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},
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},
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}, nil
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}
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func (ws *WsServer) Run() error {
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http.HandleFunc("/", ws.wsHandler) //Get request from client to handle by wsHandler
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return http.ListenAndServe(":"+utils.IntToString(ws.port), nil) //Start listening
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}
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func (ws *WsServer) wsHandler(w http.ResponseWriter, r *http.Request) {
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context := newContext(w, r)
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if isPass, compression := ws.headerCheck(w, r, operationID); isPass {
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conn, err := ws.wsUpGrader.Upgrade(w, r, nil) //Conn is obtained through the upgraded escalator
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if err != nil {
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log.Error(operationID, "upgrade http conn err", err.Error(), query)
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return
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} else {
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newConn := &UserConn{conn, new(sync.Mutex), utils.StringToInt32(query["platformID"][0]), 0, compression, query["sendID"][0], false, query["token"][0], conn.RemoteAddr().String() + "_" + strconv.Itoa(int(utils.GetCurrentTimestampByMill()))}
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userCount++
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ws.addUserConn(query["sendID"][0], utils.StringToInt(query["platformID"][0]), newConn, query["token"][0], newConn.connID, operationID)
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go ws.readMsg(newConn)
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}
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} else {
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log.Error(operationID, "headerCheck failed ")
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}
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}
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