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Merge pull request #424 from DumAdudus/master

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Fix wechat protocol is not working if no obfs string is configured
This commit is contained in:
Toby 2022-09-09 18:12:44 -07:00 committed by GitHub
commit 1d756528a8
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 30 additions and 16 deletions
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18
pkg/obfs/dummy.go Normal file
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@ -0,0 +1,18 @@
package obfs
type DummyObfuscator struct{}
func NewDummyObfuscator() *DummyObfuscator {
return &DummyObfuscator{}
}
func (x *DummyObfuscator) Deobfuscate(in []byte, out []byte) int {
if len(out) < len(in) {
return 0
}
return copy(out, in)
}
func (x *DummyObfuscator) Obfuscate(in []byte, out []byte) int {
return copy(out, in)
}

14
pkg/transport/client.go
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@ -9,7 +9,7 @@ import (
"github.com/HyNetwork/hysteria/pkg/conns/faketcp" "github.com/HyNetwork/hysteria/pkg/conns/faketcp"
"github.com/HyNetwork/hysteria/pkg/conns/udp" "github.com/HyNetwork/hysteria/pkg/conns/udp"
"github.com/HyNetwork/hysteria/pkg/conns/wechat" "github.com/HyNetwork/hysteria/pkg/conns/wechat"
"github.com/HyNetwork/hysteria/pkg/obfs" obfsPkg "github.com/HyNetwork/hysteria/pkg/obfs"
"github.com/lucas-clemente/quic-go" "github.com/lucas-clemente/quic-go"
) )
@ -25,7 +25,7 @@ var DefaultClientTransport = &ClientTransport{
ResolvePreference: ResolvePreferenceDefault, ResolvePreference: ResolvePreferenceDefault,
} }
func (ct *ClientTransport) quicPacketConn(proto string, server string, obfs obfs.Obfuscator) (net.PacketConn, error) { func (ct *ClientTransport) quicPacketConn(proto string, server string, obfs obfsPkg.Obfuscator) (net.PacketConn, error) {
if len(proto) == 0 || proto == "udp" { if len(proto) == 0 || proto == "udp" {
conn, err := net.ListenUDP("udp", nil) conn, err := net.ListenUDP("udp", nil)
if err != nil { if err != nil {
@ -42,12 +42,10 @@ func (ct *ClientTransport) quicPacketConn(proto string, server string, obfs obfs
if err != nil { if err != nil {
return nil, err return nil, err
} }
if obfs != nil { if obfs == nil {
oc := wechat.NewObfsWeChatUDPConn(conn, obfs) obfs = obfsPkg.NewDummyObfuscator()
return oc, nil
} else {
return conn, nil
} }
return wechat.NewObfsWeChatUDPConn(conn, obfs), nil
} else if proto == "faketcp" { } else if proto == "faketcp" {
var conn *faketcp.TCPConn var conn *faketcp.TCPConn
conn, err := faketcp.Dial("tcp", server) conn, err := faketcp.Dial("tcp", server)
@ -65,7 +63,7 @@ func (ct *ClientTransport) quicPacketConn(proto string, server string, obfs obfs
} }
} }
func (ct *ClientTransport) QUICDial(proto string, server string, tlsConfig *tls.Config, quicConfig *quic.Config, obfs obfs.Obfuscator) (quic.Connection, error) { func (ct *ClientTransport) QUICDial(proto string, server string, tlsConfig *tls.Config, quicConfig *quic.Config, obfs obfsPkg.Obfuscator) (quic.Connection, error) {
serverUDPAddr, err := net.ResolveUDPAddr("udp", server) serverUDPAddr, err := net.ResolveUDPAddr("udp", server)
if err != nil { if err != nil {
return nil, err return nil, err

14
pkg/transport/server.go
View File

@ -10,7 +10,7 @@ import (
"github.com/HyNetwork/hysteria/pkg/conns/faketcp" "github.com/HyNetwork/hysteria/pkg/conns/faketcp"
"github.com/HyNetwork/hysteria/pkg/conns/udp" "github.com/HyNetwork/hysteria/pkg/conns/udp"
"github.com/HyNetwork/hysteria/pkg/conns/wechat" "github.com/HyNetwork/hysteria/pkg/conns/wechat"
"github.com/HyNetwork/hysteria/pkg/obfs" obfsPkg "github.com/HyNetwork/hysteria/pkg/obfs"
"github.com/HyNetwork/hysteria/pkg/sockopt" "github.com/HyNetwork/hysteria/pkg/sockopt"
"github.com/HyNetwork/hysteria/pkg/utils" "github.com/HyNetwork/hysteria/pkg/utils"
"github.com/lucas-clemente/quic-go" "github.com/lucas-clemente/quic-go"
@ -76,7 +76,7 @@ var DefaultServerTransport = &ServerTransport{
ResolvePreference: ResolvePreferenceDefault, ResolvePreference: ResolvePreferenceDefault,
} }
func (st *ServerTransport) quicPacketConn(proto string, laddr string, obfs obfs.Obfuscator) (net.PacketConn, error) { func (st *ServerTransport) quicPacketConn(proto string, laddr string, obfs obfsPkg.Obfuscator) (net.PacketConn, error) {
if len(proto) == 0 || proto == "udp" { if len(proto) == 0 || proto == "udp" {
laddrU, err := net.ResolveUDPAddr("udp", laddr) laddrU, err := net.ResolveUDPAddr("udp", laddr)
if err != nil { if err != nil {
@ -101,12 +101,10 @@ func (st *ServerTransport) quicPacketConn(proto string, laddr string, obfs obfs.
if err != nil { if err != nil {
return nil, err return nil, err
} }
if obfs != nil { if obfs == nil {
oc := wechat.NewObfsWeChatUDPConn(conn, obfs) obfs = obfsPkg.NewDummyObfuscator()
return oc, nil
} else {
return conn, nil
} }
return wechat.NewObfsWeChatUDPConn(conn, obfs), nil
} else if proto == "faketcp" { } else if proto == "faketcp" {
conn, err := faketcp.Listen("tcp", laddr) conn, err := faketcp.Listen("tcp", laddr)
if err != nil { if err != nil {
@ -123,7 +121,7 @@ func (st *ServerTransport) quicPacketConn(proto string, laddr string, obfs obfs.
} }
} }
func (st *ServerTransport) QUICListen(proto string, listen string, tlsConfig *tls.Config, quicConfig *quic.Config, obfs obfs.Obfuscator) (quic.Listener, error) { func (st *ServerTransport) QUICListen(proto string, listen string, tlsConfig *tls.Config, quicConfig *quic.Config, obfs obfsPkg.Obfuscator) (quic.Listener, error) {
pktConn, err := st.quicPacketConn(proto, listen, obfs) pktConn, err := st.quicPacketConn(proto, listen, obfs)
if err != nil { if err != nil {
return nil, err return nil, err