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fix: gvisor stack's dns hijack not working

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This commit is contained in:
wwqgtxx 2023-12-08 10:13:08 +08:00
parent b538aa6ca2
commit fdc9c01df1
1 changed files with 1 additions and 0 deletions
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listener/sing_tun/dns.go
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@ -149,6 +149,7 @@ func (h *ListenerHandler) NewPacketConnection(ctx context.Context, conn network.
defer cancel() defer cancel()
inData := readBuff.Bytes() inData := readBuff.Bytes()
writeBuff := readBuff writeBuff := readBuff
writeBuff.Resize(writeBuff.Start(), 0)
if writeBuff.Cap() < rwOptions.MTU { // only create a new buffer when space don't enough if writeBuff.Cap() < rwOptions.MTU { // only create a new buffer when space don't enough
writeBuff = rwOptions.NewPacketBuffer() writeBuff = rwOptions.NewPacketBuffer()
} }