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Add flow dispatcher

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世界 2026-07-06 11:49:18 +08:00
parent 47bdde06c3
commit ed63adda33
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GPG key ID: CD109927C34A63C4
27 changed files with 2469 additions and 963 deletions
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11
stack_gvisor_udp.go
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@ -4,7 +4,6 @@ package tun
import (
"context"
"errors"
"math"
"net/netip"
"os"
@ -58,11 +57,11 @@ func (f *UDPForwarder) HandlePacket(id stack.TransportEndpointID, pkt *stack.Pac
func rangeIterate(r stack.Range, fn func(*buffer.View))
func (f *UDPForwarder) PreparePacketConnection(source M.Socksaddr, destination M.Socksaddr, userData any) (bool, context.Context, N.PacketWriter, N.CloseHandlerFunc) {
_, pErr := f.handler.PrepareConnection(N.NetworkUDP, source, destination, nil, 0)
if pErr != nil {
if !errors.Is(pErr, ErrDrop) {
gWriteUnreachable(f.stack, userData.(*stack.PacketBuffer))
}
switch f.handler.JudgeFlow(uint8(header.UDPProtocolNumber), source.AddrPort(), destination.AddrPort()).Action {
case ActionReject:
gWriteUnreachable(f.stack, userData.(*stack.PacketBuffer))
return false, nil, nil, nil
case ActionDrop:
return false, nil, nil, nil
}
var sourceNetwork tcpip.NetworkProtocolNumber