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net/tstun: rename filterIn/filterOut methods to be more descriptive

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Updates tailscale/corp#8020

Signed-off-by: Maisem Ali <maisem@tailscale.com>
This commit is contained in:
Maisem Ali
2023-03-16 09:29:14 -07:00
committed by Maisem Ali
parent f61b306133
commit 535fad16f8
4 changed files with 35 additions and 35 deletions
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4
wgengine/netstack/netstack.go
View File

@@ -260,8 +260,8 @@ func (ns *Impl) Start(lb *ipnlocal.LocalBackend) error {
ns.ipstack.SetTransportProtocolHandler(tcp.ProtocolNumber, ns.wrapProtoHandler(tcpFwd.HandlePacket))
ns.ipstack.SetTransportProtocolHandler(udp.ProtocolNumber, ns.wrapProtoHandler(udpFwd.HandlePacket))
go ns.inject()
ns.tundev.PostFilterIn = ns.injectInbound
ns.tundev.PreFilterFromTunToNetstack = ns.handleLocalPackets
ns.tundev.PostFilterPacketInboundFromWireGaurd = ns.injectInbound
ns.tundev.PreFilterPacketOutboundToWireGuardNetstackIntercept = ns.handleLocalPackets
return nil
}

12
wgengine/userspace.go
View File

@@ -373,19 +373,19 @@ func NewUserspaceEngine(logf logger.Logf, conf Config) (_ Engine, reterr error)
tsTUNDev.SetDiscoKey(e.magicConn.DiscoPublicKey())
if conf.RespondToPing {
e.tundev.PostFilterIn = echoRespondToAll
e.tundev.PostFilterPacketInboundFromWireGaurd = echoRespondToAll
}
e.tundev.PreFilterFromTunToEngine = e.handleLocalPackets
e.tundev.PreFilterPacketOutboundToWireGuardEngineIntercept = e.handleLocalPackets
if envknob.BoolDefaultTrue("TS_DEBUG_CONNECT_FAILURES") {
if e.tundev.PreFilterIn != nil {
if e.tundev.PreFilterPacketInboundFromWireGuard != nil {
return nil, errors.New("unexpected PreFilterIn already set")
}
e.tundev.PreFilterIn = e.trackOpenPreFilterIn
if e.tundev.PostFilterOut != nil {
e.tundev.PreFilterPacketInboundFromWireGuard = e.trackOpenPreFilterIn
if e.tundev.PostFilterPacketOutboundToWireGuard != nil {
return nil, errors.New("unexpected PostFilterOut already set")
}
e.tundev.PostFilterOut = e.trackOpenPostFilterOut
e.tundev.PostFilterPacketOutboundToWireGuard = e.trackOpenPostFilterOut
}
e.wgLogger = wglog.NewLogger(logf)