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add buffer size option for udp connection

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This commit is contained in:
ginuerzh
2025-07-30 21:40:53 +08:00
parent b64e5901b6
commit a5309eee97
26 changed files with 218 additions and 219 deletions
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handler/socks/v5/udp_tun.go
+5 -3
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@@ -22,7 +22,8 @@ import (
func (h *socks5Handler) handleUDPTun(ctx context.Context, conn net.Conn, network, address string, ro *xrecorder.HandlerRecorderObject, log logger.Logger) error {
log = log.WithFields(map[string]any{
"cmd": "udp-tun",
"network": network,
"cmd": "udp-tun",
})
{
@@ -66,7 +67,7 @@ func (h *socks5Handler) handleUDPTun(ctx context.Context, conn net.Conn, network
// obtain a udp connection
var buf bytes.Buffer
c, err := h.options.Router.Dial(ctxvalue.ContextWithBuffer(ctx, &buf), "udp", "") // UDP association
c, err := h.options.Router.Dial(ctxvalue.ContextWithBuffer(ctx, &buf), network, "") // UDP association
ro.Route = buf.String()
if err != nil {
log.Error(err)
@@ -94,7 +95,7 @@ func (h *socks5Handler) handleUDPTun(ctx context.Context, conn net.Conn, network
Netns: h.options.Netns,
}
var err error
pc, err = lc.ListenPacket(ctx, "udp", bindAddr.String())
pc, err = lc.ListenPacket(ctx, network, bindAddr.String())
if err != nil {
log.Error(err)
reply := gosocks5.NewReply(gosocks5.Failure, nil)
@@ -133,6 +134,7 @@ func (h *socks5Handler) handleUDPTun(ctx context.Context, conn net.Conn, network
r := udp.NewRelay(socks.UDPTunServerConn(conn), pc).
WithBypass(h.options.Bypass).
WithBufferSize(h.md.udpBufferSize).
WithLogger(log)
t := time.Now()