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xtcp: when connection timeout occurs, support fallback to STCP (#3460)

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fatedier
2023-05-30 10:55:00 +08:00
committed by GitHub
parent 555db9d272
commit c7a0cfc66d
16 changed files with 230 additions and 68 deletions
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11
pkg/nathole/classify.go
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@@ -85,11 +85,6 @@ func ClassifyNATFeature(addresses []string, localIPs []string) (*NatFeature, err
}
}
natFeature.PortsDifference = portMax - portMin
if natFeature.PortsDifference <= 10 && natFeature.PortsDifference >= 1 {
natFeature.RegularPortsChange = true
}
switch {
case ipChanged && portChanged:
natFeature.NatType = HardNAT
@@ -104,6 +99,12 @@ func ClassifyNATFeature(addresses []string, localIPs []string) (*NatFeature, err
natFeature.NatType = EasyNAT
natFeature.Behavior = BehaviorNoChange
}
if natFeature.Behavior == BehaviorPortChanged {
natFeature.PortsDifference = portMax - portMin
if natFeature.PortsDifference <= 5 && natFeature.PortsDifference >= 1 {
natFeature.RegularPortsChange = true
}
}
return natFeature, nil
}