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Clean unnecessary code in Trojan

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This commit is contained in:
RPRX 2023-07-06 15:18:05 +00:00 committed by GitHub
parent 846d3ebd6c
commit 6d4194415d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 63 additions and 97 deletions
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57
infra/conf/trojan.go
View File

@ -30,13 +30,14 @@ type TrojanClientConfig struct {
// Build implements Buildable // Build implements Buildable
func (c *TrojanClientConfig) Build() (proto.Message, error) { func (c *TrojanClientConfig) Build() (proto.Message, error) {
config := new(trojan.ClientConfig)
if len(c.Servers) == 0 { if len(c.Servers) == 0 {
return nil, newError("0 Trojan server configured.") return nil, newError("0 Trojan server configured.")
} }
serverSpecs := make([]*protocol.ServerEndpoint, len(c.Servers)) config := &trojan.ClientConfig{
Server: make([]*protocol.ServerEndpoint, len(c.Servers)),
}
for idx, rec := range c.Servers { for idx, rec := range c.Servers {
if rec.Address == nil { if rec.Address == nil {
return nil, newError("Trojan server address is not set.") return nil, newError("Trojan server address is not set.")
@ -47,34 +48,25 @@ func (c *TrojanClientConfig) Build() (proto.Message, error) {
if rec.Password == "" { if rec.Password == "" {
return nil, newError("Trojan password is not specified.") return nil, newError("Trojan password is not specified.")
} }
account := &trojan.Account{ if rec.Flow != "" {
Password: rec.Password, return nil, newError(`Trojan doesn't support "flow" anymore.`)
Flow: rec.Flow,
} }
switch account.Flow { config.Server[idx] = &protocol.ServerEndpoint{
case "":
default:
return nil, newError(`Trojan servers: "flow" doesn't support "` + account.Flow + `" in this version`)
}
trojan := &protocol.ServerEndpoint{
Address: rec.Address.Build(), Address: rec.Address.Build(),
Port: uint32(rec.Port), Port: uint32(rec.Port),
User: []*protocol.User{ User: []*protocol.User{
{ {
Level: uint32(rec.Level), Level: uint32(rec.Level),
Email: rec.Email, Email: rec.Email,
Account: serial.ToTypedMessage(account), Account: serial.ToTypedMessage(&trojan.Account{
Password: rec.Password,
}),
}, },
}, },
} }
serverSpecs[idx] = trojan
} }
config.Server = serverSpecs
return config, nil return config, nil
} }
@ -105,25 +97,22 @@ type TrojanServerConfig struct {
// Build implements Buildable // Build implements Buildable
func (c *TrojanServerConfig) Build() (proto.Message, error) { func (c *TrojanServerConfig) Build() (proto.Message, error) {
config := new(trojan.ServerConfig) config := &trojan.ServerConfig{
config.Users = make([]*protocol.User, len(c.Clients)) Users: make([]*protocol.User, len(c.Clients)),
}
for idx, rawUser := range c.Clients { for idx, rawUser := range c.Clients {
user := new(protocol.User) if rawUser.Flow != "" {
account := &trojan.Account{ return nil, newError(`Trojan doesn't support "flow" anymore.`)
}
config.Users[idx] = &protocol.User{
Level: uint32(rawUser.Level),
Email: rawUser.Email,
Account: serial.ToTypedMessage(&trojan.Account{
Password: rawUser.Password, Password: rawUser.Password,
Flow: rawUser.Flow, }),
} }
switch account.Flow {
case "":
default:
return nil, newError(`Trojan clients: "flow" doesn't support "` + account.Flow + `" in this version`)
}
user.Email = rawUser.Email
user.Level = uint32(rawUser.Level)
user.Account = serial.ToTypedMessage(account)
config.Users[idx] = user
} }
if c.Fallback != nil { if c.Fallback != nil {

18
proxy/trojan/client.go
View File

@ -77,22 +77,12 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
defer conn.Close() defer conn.Close()
iConn := conn
statConn, ok := iConn.(*stat.CounterConnection)
if ok {
iConn = statConn.Connection
}
user := server.PickUser() user := server.PickUser()
account, ok := user.Account.(*MemoryAccount) account, ok := user.Account.(*MemoryAccount)
if !ok { if !ok {
return newError("user account is not valid") return newError("user account is not valid")
} }
connWriter := &ConnWriter{
Flow: account.Flow,
}
var newCtx context.Context var newCtx context.Context
var newCancel context.CancelFunc var newCancel context.CancelFunc
if session.TimeoutOnlyFromContext(ctx) { if session.TimeoutOnlyFromContext(ctx) {
@ -113,9 +103,11 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
bufferWriter := buf.NewBufferedWriter(buf.NewWriter(conn)) bufferWriter := buf.NewBufferedWriter(buf.NewWriter(conn))
connWriter.Writer = bufferWriter connWriter := &ConnWriter{
connWriter.Target = destination Writer: bufferWriter,
connWriter.Account = account Target: destination,
Account: account,
}
var bodyWriter buf.Writer var bodyWriter buf.Writer
if destination.Network == net.Network_UDP { if destination.Network == net.Network_UDP {

2
proxy/trojan/config.go
View File

@ -13,7 +13,6 @@ import (
type MemoryAccount struct { type MemoryAccount struct {
Password string Password string
Key []byte Key []byte
Flow string
} }
// AsAccount implements protocol.AsAccount. // AsAccount implements protocol.AsAccount.
@ -23,7 +22,6 @@ func (a *Account) AsAccount() (protocol.Account, error) {
return &MemoryAccount{ return &MemoryAccount{
Password: password, Password: password,
Key: key, Key: key,
Flow: a.Flow,
}, nil }, nil
} }

69
proxy/trojan/config.pb.go
View File

@ -27,7 +27,6 @@ type Account struct {
unknownFields protoimpl.UnknownFields unknownFields protoimpl.UnknownFields
Password string `protobuf:"bytes,1,opt,name=password,proto3" json:"password,omitempty"` Password string `protobuf:"bytes,1,opt,name=password,proto3" json:"password,omitempty"`
Flow string `protobuf:"bytes,2,opt,name=flow,proto3" json:"flow,omitempty"`
} }
func (x *Account) Reset() { func (x *Account) Reset() {
@ -69,13 +68,6 @@ func (x *Account) GetPassword() string {
return "" return ""
} }
func (x *Account) GetFlow() string {
if x != nil {
return x.Flow
}
return ""
}
type Fallback struct { type Fallback struct {
state protoimpl.MessageState state protoimpl.MessageState
sizeCache protoimpl.SizeCache sizeCache protoimpl.SizeCache
@ -216,7 +208,7 @@ type ServerConfig struct {
unknownFields protoimpl.UnknownFields unknownFields protoimpl.UnknownFields
Users []*protocol.User `protobuf:"bytes,1,rep,name=users,proto3" json:"users,omitempty"` Users []*protocol.User `protobuf:"bytes,1,rep,name=users,proto3" json:"users,omitempty"`
Fallbacks []*Fallback `protobuf:"bytes,3,rep,name=fallbacks,proto3" json:"fallbacks,omitempty"` Fallbacks []*Fallback `protobuf:"bytes,2,rep,name=fallbacks,proto3" json:"fallbacks,omitempty"`
} }
func (x *ServerConfig) Reset() { func (x *ServerConfig) Reset() {
@ -274,38 +266,37 @@ var file_proxy_trojan_config_proto_rawDesc = []byte{
0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x2f, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x2f,
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} }
var ( var (

3
proxy/trojan/config.proto
View File

@ -11,7 +11,6 @@ import "common/protocol/server_spec.proto";
message Account { message Account {
string password = 1; string password = 1;
string flow = 2;
} }
message Fallback { message Fallback {
@ -29,5 +28,5 @@ message ClientConfig {
message ServerConfig { message ServerConfig {
repeated xray.common.protocol.User users = 1; repeated xray.common.protocol.User users = 1;
repeated Fallback fallbacks = 3; repeated Fallback fallbacks = 2;
} }

1
proxy/trojan/protocol.go
View File

@ -31,7 +31,6 @@ type ConnWriter struct {
io.Writer io.Writer
Target net.Destination Target net.Destination
Account *MemoryAccount Account *MemoryAccount
Flow string
headerSent bool headerSent bool
} }

4
proxy/trojan/server.go
View File

@ -234,7 +234,7 @@ func (s *Server) Process(ctx context.Context, network net.Network, conn stat.Con
}) })
newError("received request for ", destination).WriteToLog(sid) newError("received request for ", destination).WriteToLog(sid)
return s.handleConnection(ctx, sessionPolicy, destination, clientReader, buf.NewWriter(conn), dispatcher, iConn, statConn) return s.handleConnection(ctx, sessionPolicy, destination, clientReader, buf.NewWriter(conn), dispatcher)
} }
func (s *Server) handleUDPPayload(ctx context.Context, clientReader *PacketReader, clientWriter *PacketWriter, dispatcher routing.Dispatcher) error { func (s *Server) handleUDPPayload(ctx context.Context, clientReader *PacketReader, clientWriter *PacketWriter, dispatcher routing.Dispatcher) error {
@ -300,7 +300,7 @@ func (s *Server) handleUDPPayload(ctx context.Context, clientReader *PacketReade
func (s *Server) handleConnection(ctx context.Context, sessionPolicy policy.Session, func (s *Server) handleConnection(ctx context.Context, sessionPolicy policy.Session,
destination net.Destination, destination net.Destination,
clientReader buf.Reader, clientReader buf.Reader,
clientWriter buf.Writer, dispatcher routing.Dispatcher, iConn stat.Connection, statConn *stat.CounterConnection, clientWriter buf.Writer, dispatcher routing.Dispatcher,
) error { ) error {
ctx, cancel := context.WithCancel(ctx) ctx, cancel := context.WithCancel(ctx)
timer := signal.CancelAfterInactivity(ctx, cancel, sessionPolicy.Timeouts.ConnectionIdle) timer := signal.CancelAfterInactivity(ctx, cancel, sessionPolicy.Timeouts.ConnectionIdle)

4
proxy/trojan/trojan.go
View File

@ -1,5 +1,3 @@
package trojan package trojan
const ( //go:generate go run github.com/xtls/xray-core/common/errors/errorgen
muxCoolAddress = "v1.mux.cool"
)