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Fix the default mtu value under Network Extension

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世界 2025-07-20 12:36:54 +08:00
parent 534cccce91
commit 92fa8ecd3d
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3 changed files with 4 additions and 5 deletions
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2
go.mod
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@ -28,7 +28,7 @@ require (
github.com/sagernet/gomobile v0.1.7 github.com/sagernet/gomobile v0.1.7
github.com/sagernet/gvisor v0.0.0-20250325023245-7a9c0f5725fb github.com/sagernet/gvisor v0.0.0-20250325023245-7a9c0f5725fb
github.com/sagernet/quic-go v0.52.0-beta.1 github.com/sagernet/quic-go v0.52.0-beta.1
github.com/sagernet/sing v0.6.12-0.20250718132236-21daaa465e88 github.com/sagernet/sing v0.6.12-0.20250720033754-e79b303754a8
github.com/sagernet/sing-mux v0.3.2 github.com/sagernet/sing-mux v0.3.2
github.com/sagernet/sing-quic v0.5.0-beta.3 github.com/sagernet/sing-quic v0.5.0-beta.3
github.com/sagernet/sing-shadowsocks v0.2.8 github.com/sagernet/sing-shadowsocks v0.2.8

4
go.sum
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@ -168,8 +168,8 @@ github.com/sagernet/nftables v0.3.0-beta.4/go.mod h1:OQXAjvjNGGFxaTgVCSTRIhYB5/l
github.com/sagernet/quic-go v0.52.0-beta.1 h1:hWkojLg64zjV+MJOvJU/kOeWndm3tiEfBLx5foisszs= github.com/sagernet/quic-go v0.52.0-beta.1 h1:hWkojLg64zjV+MJOvJU/kOeWndm3tiEfBLx5foisszs=
github.com/sagernet/quic-go v0.52.0-beta.1/go.mod h1:OV+V5kEBb8kJS7k29MzDu6oj9GyMc7HA07sE1tedxz4= github.com/sagernet/quic-go v0.52.0-beta.1/go.mod h1:OV+V5kEBb8kJS7k29MzDu6oj9GyMc7HA07sE1tedxz4=
github.com/sagernet/sing v0.6.9/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak= github.com/sagernet/sing v0.6.9/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing v0.6.12-0.20250718132236-21daaa465e88 h1:Wu6hu+JsZ2gsFRJMqGzaZJ4ctGnmNrLGm9ckmotBFOs= github.com/sagernet/sing v0.6.12-0.20250720033754-e79b303754a8 h1:/jJN9VhQA/q12dXUbkTYEnn2tJ0fa/121u3deoClGVg=
github.com/sagernet/sing v0.6.12-0.20250718132236-21daaa465e88/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak= github.com/sagernet/sing v0.6.12-0.20250720033754-e79b303754a8/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
github.com/sagernet/sing-mux v0.3.2 h1:meZVFiiStvHThb/trcpAkCrmtJOuItG5Dzl1RRP5/NE= github.com/sagernet/sing-mux v0.3.2 h1:meZVFiiStvHThb/trcpAkCrmtJOuItG5Dzl1RRP5/NE=
github.com/sagernet/sing-mux v0.3.2/go.mod h1:pht8iFY4c9Xltj7rhVd208npkNaeCxzyXCgulDPLUDA= github.com/sagernet/sing-mux v0.3.2/go.mod h1:pht8iFY4c9Xltj7rhVd208npkNaeCxzyXCgulDPLUDA=
github.com/sagernet/sing-quic v0.5.0-beta.3 h1:X/acRNsqQNfDlmwE7SorHfaZiny5e67hqIzM/592ric= github.com/sagernet/sing-quic v0.5.0-beta.3 h1:X/acRNsqQNfDlmwE7SorHfaZiny5e67hqIzM/592ric=

3
protocol/tun/inbound.go
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@ -135,8 +135,7 @@ func NewInbound(ctx context.Context, router adapter.Router, logger log.ContextLo
enableGSO := C.IsLinux && options.Stack == "gvisor" && platformInterface == nil && tunMTU > 0 && tunMTU < 49152 enableGSO := C.IsLinux && options.Stack == "gvisor" && platformInterface == nil && tunMTU > 0 && tunMTU < 49152
if tunMTU == 0 { if tunMTU == 0 {
if platformInterface != nil && platformInterface.UnderNetworkExtension() { if platformInterface != nil && platformInterface.UnderNetworkExtension() {
// In Network Extension, when MTU exceeds 4064 (4096-UTUN_IF_HEADROOM_SIZE), the performance of tun will drop significantly, which may be a system bug. tunMTU = 4000
tunMTU = 4064
} else { } else {
tunMTU = 65535 tunMTU = 65535
} }