mirror of
https://github.com/sipeed/NanoKVM.git
synced 2026-09-11 00:22:56 -05:00
65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
package direct
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import (
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"NanoKVM-Server/middleware"
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"NanoKVM-Server/service/stream"
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"strconv"
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"time"
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"github.com/gin-gonic/gin"
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"github.com/gorilla/websocket"
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log "github.com/sirupsen/logrus"
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)
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const pongWait = 30 * time.Second
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var (
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streamer = newStreamer()
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upgrader = websocket.Upgrader{
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WriteBufferSize: 256 * 1024,
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CheckOrigin: middleware.CheckWebSocketOrigin,
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}
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)
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func Connect(c *gin.Context) {
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ws, err := upgrader.Upgrade(c.Writer, c.Request, nil)
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if err != nil {
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log.Errorf("failed to upgrade to websocket: %s", err)
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return
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}
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stopSessionWatcher := middleware.WatchWebSocket(c.Request.Context(), ws)
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defer stopSessionWatcher()
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client := newClient(ws)
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if flowWindow, err := strconv.Atoi(c.Query("flow")); err == nil && flowWindow > 0 {
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client.queue.enableFlowControl(flowWindow)
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}
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defer func() {
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streamer.removeClient(client)
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client.close()
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client.wait()
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log.Debugf("h264 websocket disconnected: %s", ws.RemoteAddr())
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}()
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log.Debugf("h264 websocket connected: %s", ws.RemoteAddr())
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ws.SetReadLimit(64)
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_ = ws.SetReadDeadline(time.Now().Add(pongWait))
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ws.SetPongHandler(func(string) error {
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return ws.SetReadDeadline(time.Now().Add(pongWait))
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})
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streamer.addClient(client)
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unregisterMode := stream.RegisterH264Mode(stream.H264ModeDirect)
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defer unregisterMode()
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for {
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messageType, data, err := ws.ReadMessage()
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if err != nil {
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log.Debugf("failed to read message (client disconnected): %s", err)
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return
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}
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_ = ws.SetReadDeadline(time.Now().Add(pongWait))
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client.handleControl(messageType, data)
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}
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}
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