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Code Issues Releases Activity

Add tcpWindowClamp to sockopt (#1757)

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Co-authored-by: RPRX <63339210+RPRX@users.noreply.github.com>
This commit is contained in:
xqzr
2023-03-09 21:51:16 +08:00
committed by GitHub
parent 836e84b851
commit c3322294be
4 changed files with 49 additions and 23 deletions
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14
transport/internet/sockopt_linux.go
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@ -46,7 +46,7 @@ func applyOutboundSocketOptions(network string, address string, fd uintptr, conf
return newError("failed to set SO_MARK").Base(err)
}
}
if config.Interface != "" {
if err := syscall.BindToDevice(int(fd), config.Interface); err != nil {
return newError("failed to set Interface").Base(err)
@ -89,6 +89,12 @@ func applyOutboundSocketOptions(network string, address string, fd uintptr, conf
return newError("failed to set TCP_CONGESTION", err)
}
}
if config.TcpWindowClamp > 0 {
if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, syscall.TCP_WINDOW_CLAMP, int(config.TcpWindowClamp)); err != nil {
return newError("failed to set TCP_WINDOW_CLAMP", err)
}
}
}
if config.Tproxy.IsEnabled() {
@ -139,6 +145,12 @@ func applyInboundSocketOptions(network string, fd uintptr, config *SocketConfig)
return newError("failed to set TCP_CONGESTION", err)
}
}
if config.TcpWindowClamp > 0 {
if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, syscall.TCP_WINDOW_CLAMP, int(config.TcpWindowClamp)); err != nil {
return newError("failed to set TCP_WINDOW_CLAMP", err)
}
}
}
if config.Tproxy.IsEnabled() {