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PR review fixes

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This commit is contained in:
Quentin McGaw
2026-06-04 16:50:56 +00:00
parent d3890cd105
commit 8f0764575b
4 changed files with 27 additions and 11 deletions
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internal/socks5/udp_router.go
+16 -1
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@@ -159,8 +159,9 @@ func (r *udpRouter) run(ctx context.Context) error {
func (r *udpRouter) routePacket(sourceAddrPort netip.AddrPort, packet *bytes.Buffer) error {
r.mutex.Lock()
defer r.mutex.Unlock()
association, packetFromClient := r.findClientAssociation(sourceAddrPort)
r.mutex.Unlock()
if !packetFromClient {
r.bufferPool.Put(packet)
return nil
@@ -330,6 +331,20 @@ func (r *udpRouter) writeClientPacketToDestination(ctx context.Context,
return fmt.Errorf("decoding UDP datagram: %w", err)
}
host, portStr, err := net.SplitHostPort(destination)
if err != nil {
return fmt.Errorf("splitting destination host and port: %w", err)
}
if _, err := netip.ParseAddr(destination); err != nil { // domain name
addrs, err := net.DefaultResolver.LookupHost(ctx, host)
if err != nil {
return fmt.Errorf("resolving destination host: %w", err)
}
destination = net.JoinHostPort(addrs[0], portStr)
}
resolvedDestinationUDPAddress, err := net.ResolveUDPAddr("udp", destination)
if err != nil {
return fmt.Errorf("resolving destination UDP address: %w", err)