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remote.go
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remote.go
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package kcp
import (
kcp "github.com/xtaci/kcp-go"
"github.com/yinqiwen/gsnova/common/channel"
"github.com/yinqiwen/gsnova/common/logger"
"github.com/yinqiwen/gsnova/common/mux"
"github.com/yinqiwen/pmux"
)
func StartKCPProxyServer(addr string, config *channel.KCPConfig) error {
block, _ := kcp.NewNoneBlockCrypt(nil)
lis, err := kcp.ListenWithOptions(addr, block, config.DataShard, config.ParityShard)
if nil != err {
logger.Error("[ERROR]Failed to listen KCP address:%s with reason:%v", addr, err)
return err
}
if err := lis.SetDSCP(config.DSCP); err != nil {
logger.Debug("SetDSCP:%v", err)
}
if err := lis.SetReadBuffer(config.SockBuf); err != nil {
logger.Debug("SetReadBuffer:%v", err)
}
if err := lis.SetWriteBuffer(config.SockBuf); err != nil {
logger.Debug("SetWriteBuffer:%v", err)
}
logger.Info("Listen on KCP address:%s", addr)
servKCP(lis, config)
return nil
}
func servKCP(lp *kcp.Listener, config *channel.KCPConfig) {
for {
conn, err := lp.AcceptKCP()
if nil != err {
continue
}
//config := &remote.ServerConf.KCP
conn.SetStreamMode(true)
conn.SetWriteDelay(true)
conn.SetNoDelay(config.NoDelay, config.Interval, config.Resend, config.NoCongestion)
conn.SetMtu(config.MTU)
conn.SetWindowSize(config.SndWnd, config.RcvWnd)
conn.SetACKNoDelay(config.AckNodelay)
session, err := pmux.Server(conn, channel.InitialPMuxConfig(&channel.DefaultServerCipher))
if nil != err {
logger.Error("[ERROR]Failed to create mux session for tcp server with reason:%v", err)
continue
}
muxSession := &mux.ProxyMuxSession{Session: session}
go channel.ServProxyMuxSession(muxSession)
}
//ws.WriteMessage(websocket.CloseMessage, []byte{})
}