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Tail Fragmentation (#9476)

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This commit is contained in:
DHR60
2026-06-05 11:45:49 +00:00
committed by GitHub
parent 0d5169e4cd
commit 27b8f889fe
14 changed files with 192 additions and 40 deletions
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v2rayN/ServiceLib/Services/CoreConfig/V2ray/V2rayOutboundService.cs
+64 -23
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@@ -826,29 +826,7 @@ public partial class CoreConfigV2rayService
&& (n.streamSettings?.sockopt?.dialerProxy?.IsNullOrEmpty() ?? true))
.ToList();
var configPackets = _config.Fragment4RayItem?.Packets ?? "tlshello";
var configLength = _config.Fragment4RayItem?.Length ?? "50-100";
var configDelay = _config.Fragment4RayItem?.Interval ?? "10-20";
var fragmentMask = new Mask4Ray
{
type = "fragment",
settings = new MaskSettings4Ray
{
packets = configPackets,
length = configLength,
delay = configDelay,
}
};
var noiseMask = new Mask4Ray
{
type = "noise",
settings = new MaskSettings4Ray
{
length = "10-20",
delay = "10-16",
}
};
var (fragmentMask, noiseMask) = BuildFragmentsMasks();
foreach (var outbound in actOutboundWithTlsList)
{
@@ -882,4 +860,67 @@ public partial class CoreConfigV2rayService
outbound.streamSettings.finalmask = finalMaskJsonObj;
}
}
private void ApplyFinalFragment()
{
var (fragmentMask, noiseMask) = BuildFragmentsMasks();
var actOutboundList = _coreConfig.outbounds.Where(n => n.tag.StartsWith(Global.ProxyTag)).ToList();
var fragmentFreedom = new Outbounds4Ray()
{
tag = $"{Global.ProxyTag}-fragment-freedom",
protocol = "freedom",
streamSettings = new StreamSettings4Ray
{
finalmask = new Finalmask4Ray
{
tcp = [fragmentMask],
udp = [noiseMask],
}
}
};
foreach (var outbound in actOutboundList)
{
var index = _coreConfig.outbounds.IndexOf(outbound);
var originalTag = outbound.tag;
var afterTag = $"fragment-{originalTag}";
var cloneFragmentFreedom = JsonUtils.DeepCopy(fragmentFreedom);
cloneFragmentFreedom.tag = originalTag;
cloneFragmentFreedom.streamSettings.sockopt ??= new();
cloneFragmentFreedom.streamSettings.sockopt.dialerProxy = afterTag;
outbound.tag = afterTag;
_coreConfig.outbounds.Insert(index, cloneFragmentFreedom);
}
}
private (Mask4Ray tcpFragment, Mask4Ray udpNoise) BuildFragmentsMasks()
{
var configPackets = _config.Fragment4RayItem?.Packets ?? "tlshello";
var configLength = _config.Fragment4RayItem?.Length ?? "50-100";
var configDelay = _config.Fragment4RayItem?.Interval ?? "10-20";
var fragmentMask = new Mask4Ray
{
type = "fragment",
settings = new MaskSettings4Ray
{
packets = configPackets,
length = configLength,
delay = configDelay,
}
};
var noiseMask = new Mask4Ray
{
type = "noise",
settings = new MaskSettings4Ray
{
length = "10-20",
delay = "10-16",
}
};
return (fragmentMask, noiseMask);
}
}