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chore: better parseAddr

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This commit is contained in:
wwqgtxx 2023-01-17 15:41:51 +08:00
parent 37eca8af24
commit ba6163574e
8 changed files with 40 additions and 33 deletions
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4
adapter/inbound/http.go
View file

@ -16,11 +16,11 @@ func NewHTTP(target socks5.Addr, source net.Addr, conn net.Conn, additions ...Ad
for _, addition := range additions {
addition.Apply(metadata)
}
if ip, port, err := parseAddr(source.String()); err == nil {
if ip, port, err := parseAddr(source); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
if ip, port, err := parseAddr(conn.LocalAddr().String()); err == nil {
if ip, port, err := parseAddr(conn.LocalAddr()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}

4
adapter/inbound/https.go
View file

@ -15,11 +15,11 @@ func NewHTTPS(request *http.Request, conn net.Conn, additions ...Addition) *cont
for _, addition := range additions {
addition.Apply(metadata)
}
if ip, port, err := parseAddr(conn.RemoteAddr().String()); err == nil {
if ip, port, err := parseAddr(conn.RemoteAddr()); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
if ip, port, err := parseAddr(conn.LocalAddr().String()); err == nil {
if ip, port, err := parseAddr(conn.LocalAddr()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}

4
adapter/inbound/packet.go
View file

@ -24,12 +24,12 @@ func NewPacket(target socks5.Addr, packet C.UDPPacket, source C.Type, additions
for _, addition := range additions {
addition.Apply(metadata)
}
if ip, port, err := parseAddr(packet.LocalAddr().String()); err == nil {
if ip, port, err := parseAddr(packet.LocalAddr()); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
if p, ok := packet.(C.UDPPacketInAddr); ok {
if ip, port, err := parseAddr(p.InAddr().String()); err == nil {
if ip, port, err := parseAddr(p.InAddr()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}

21
adapter/inbound/socket.go
View file

@ -18,22 +18,13 @@ func NewSocket(target socks5.Addr, conn net.Conn, source C.Type, additions ...Ad
addition.Apply(metadata)
}
remoteAddr := conn.RemoteAddr()
// Filter when net.Addr interface is nil
if remoteAddr != nil {
if ip, port, err := parseAddr(remoteAddr.String()); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
if ip, port, err := parseAddr(conn.RemoteAddr()); err == nil {
metadata.SrcIP = ip
metadata.SrcPort = port
}
localAddr := conn.LocalAddr()
// Filter when net.Addr interface is nil
if localAddr != nil {
if ip, port, err := parseAddr(localAddr.String()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}
if ip, port, err := parseAddr(conn.LocalAddr()); err == nil {
metadata.InIP = ip
metadata.InPort = port
}
return context.NewConnContext(conn, metadata)

18
adapter/inbound/util.go
View file

@ -1,13 +1,14 @@
package inbound
import (
"github.com/Dreamacro/clash/common/nnip"
"errors"
"net"
"net/http"
"net/netip"
"strconv"
"strings"
"github.com/Dreamacro/clash/common/nnip"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/transport/socks5"
)
@ -57,8 +58,19 @@ func parseHTTPAddr(request *http.Request) *C.Metadata {
return metadata
}
func parseAddr(addr string) (netip.Addr, string, error) {
host, port, err := net.SplitHostPort(addr)
func parseAddr(addr net.Addr) (netip.Addr, string, error) {
// Filter when net.Addr interface is nil
if addr == nil {
return netip.Addr{}, "", errors.New("nil addr")
}
if rawAddr, ok := addr.(interface{ RawAddr() net.Addr }); ok {
ip, port, err := parseAddr(rawAddr.RawAddr())
if err == nil {
return ip, port, err
}
}
addrStr := addr.String()
host, port, err := net.SplitHostPort(addrStr)
if err != nil {
return netip.Addr{}, "", err
}

1
transport/tuic/client.go
View file

@ -361,7 +361,6 @@ func (t *clientImpl) ListenPacketWithDialer(ctx context.Context, metadata *C.Met
pc := &quicStreamPacketConn{
connId: connId,
quicConn: quicConn,
lAddr: quicConn.LocalAddr(),
inputConn: N.NewBufferedConn(pipe2),
udpRelayMode: t.UdpRelayMode,
maxUdpRelayPacketSize: t.MaxUdpRelayPacketSize,

3
transport/tuic/conn.go
View file

@ -109,7 +109,6 @@ var _ net.Conn = &quicStreamConn{}
type quicStreamPacketConn struct {
connId uint32
quicConn quic.Connection
lAddr net.Addr
inputConn *N.BufferedConn
udpRelayMode string
@ -251,7 +250,7 @@ func (q *quicStreamPacketConn) WriteTo(p []byte, addr net.Addr) (n int, err erro
}
func (q *quicStreamPacketConn) LocalAddr() net.Addr {
return q.lAddr
return q.quicConn.LocalAddr()
}
var _ net.PacketConn = &quicStreamPacketConn{}

18
transport/tuic/server.go
View file

@ -140,7 +140,6 @@ func (s *serverHandler) parsePacket(packet Packet, udpRelayMode string) (err err
pc := &quicStreamPacketConn{
connId: assocId,
quicConn: s.quicConn,
lAddr: s.quicConn.LocalAddr(),
inputConn: nil,
udpRelayMode: udpRelayMode,
maxUdpRelayPacketSize: s.MaxUdpRelayPacketSize,
@ -152,12 +151,12 @@ func (s *serverHandler) parsePacket(packet Packet, udpRelayMode string) (err err
return s.HandleUdpFn(packet.ADDR.SocksAddr(), &serverUDPPacket{
pc: pc,
packet: &packet,
rAddr: s.genServerAssocIdAddr(assocId),
rAddr: s.genServerAssocIdAddr(assocId, s.quicConn.RemoteAddr()),
})
}
func (s *serverHandler) genServerAssocIdAddr(assocId uint32) net.Addr {
return ServerAssocIdAddr(fmt.Sprintf("tuic-%s-%d", s.uuid.String(), assocId))
func (s *serverHandler) genServerAssocIdAddr(assocId uint32, addr net.Addr) net.Addr {
return &ServerAssocIdAddr{assocId: fmt.Sprintf("tuic-%s-%d", s.uuid.String(), assocId), addr: addr}
}
func (s *serverHandler) handleStream() (err error) {
@ -274,14 +273,21 @@ func (s *serverHandler) handleUniStream() (err error) {
}
}
type ServerAssocIdAddr string
type ServerAssocIdAddr struct {
assocId string
addr net.Addr
}
func (a ServerAssocIdAddr) Network() string {
return "ServerAssocIdAddr"
}
func (a ServerAssocIdAddr) String() string {
return string(a)
return a.assocId
}
func (a ServerAssocIdAddr) RawAddr() net.Addr {
return a.addr
}
type serverUDPPacket struct {