| 49 | } |
| 50 | |
| 51 | func (s *Server) writePump(ch *Channel, c *Connect) { |
| 52 | //PingPeriod default eq 54s |
| 53 | ticker := time.NewTicker(s.Options.PingPeriod) |
| 54 | defer func() { |
| 55 | ticker.Stop() |
| 56 | ch.conn.Close() |
| 57 | }() |
| 58 | |
| 59 | for { |
| 60 | select { |
| 61 | case message, ok := <-ch.broadcast: |
| 62 | //write data dead time , like http timeout , default 10s |
| 63 | ch.conn.SetWriteDeadline(time.Now().Add(s.Options.WriteWait)) |
| 64 | if !ok { |
| 65 | logrus.Warn("SetWriteDeadline not ok") |
| 66 | ch.conn.WriteMessage(websocket.CloseMessage, []byte{}) |
| 67 | return |
| 68 | } |
| 69 | w, err := ch.conn.NextWriter(websocket.TextMessage) |
| 70 | if err != nil { |
| 71 | logrus.Warn(" ch.conn.NextWriter err :%s ", err.Error()) |
| 72 | return |
| 73 | } |
| 74 | logrus.Infof("message write body:%s", message.Body) |
| 75 | w.Write(message.Body) |
| 76 | if err := w.Close(); err != nil { |
| 77 | return |
| 78 | } |
| 79 | case <-ticker.C: |
| 80 | //heartbeat，if ping error will exit and close current websocket conn |
| 81 | ch.conn.SetWriteDeadline(time.Now().Add(s.Options.WriteWait)) |
| 82 | logrus.Infof("websocket.PingMessage :%v", websocket.PingMessage) |
| 83 | if err := ch.conn.WriteMessage(websocket.PingMessage, nil); err != nil { |
| 84 | return |
| 85 | } |
| 86 | } |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | func (s *Server) readPump(ch *Channel, c *Connect) { |
| 91 | defer func() { |