Xray-core/infra/conf/socks.go

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2020-11-25 11:01:53 +00:00
package conf
import (
"encoding/json"
"github.com/golang/protobuf/proto"
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"github.com/xtls/xray-core/common/protocol"
"github.com/xtls/xray-core/common/serial"
"github.com/xtls/xray-core/proxy/socks"
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)
type SocksAccount struct {
Username string `json:"user"`
Password string `json:"pass"`
}
func (v *SocksAccount) Build() *socks.Account {
return &socks.Account{
Username: v.Username,
Password: v.Password,
}
}
const (
AuthMethodNoAuth = "noauth"
AuthMethodUserPass = "password"
)
type SocksServerConfig struct {
AuthMethod string `json:"auth"`
Accounts []*SocksAccount `json:"accounts"`
UDP bool `json:"udp"`
Host *Address `json:"ip"`
Timeout uint32 `json:"timeout"`
UserLevel uint32 `json:"userLevel"`
}
func (v *SocksServerConfig) Build() (proto.Message, error) {
config := new(socks.ServerConfig)
switch v.AuthMethod {
case AuthMethodNoAuth:
config.AuthType = socks.AuthType_NO_AUTH
case AuthMethodUserPass:
config.AuthType = socks.AuthType_PASSWORD
default:
// newError("unknown socks auth method: ", v.AuthMethod, ". Default to noauth.").AtWarning().WriteToLog()
config.AuthType = socks.AuthType_NO_AUTH
}
if len(v.Accounts) > 0 {
config.Accounts = make(map[string]string, len(v.Accounts))
for _, account := range v.Accounts {
config.Accounts[account.Username] = account.Password
}
}
config.UdpEnabled = v.UDP
if v.Host != nil {
config.Address = v.Host.Build()
}
config.Timeout = v.Timeout
config.UserLevel = v.UserLevel
return config, nil
}
type SocksRemoteConfig struct {
Address *Address `json:"address"`
Port uint16 `json:"port"`
Users []json.RawMessage `json:"users"`
}
type SocksClientConfig struct {
Servers []*SocksRemoteConfig `json:"servers"`
}
func (v *SocksClientConfig) Build() (proto.Message, error) {
config := new(socks.ClientConfig)
config.Server = make([]*protocol.ServerEndpoint, len(v.Servers))
for idx, serverConfig := range v.Servers {
server := &protocol.ServerEndpoint{
Address: serverConfig.Address.Build(),
Port: uint32(serverConfig.Port),
}
for _, rawUser := range serverConfig.Users {
user := new(protocol.User)
if err := json.Unmarshal(rawUser, user); err != nil {
return nil, newError("failed to parse Socks user").Base(err).AtError()
}
account := new(SocksAccount)
if err := json.Unmarshal(rawUser, account); err != nil {
return nil, newError("failed to parse socks account").Base(err).AtError()
}
user.Account = serial.ToTypedMessage(account.Build())
server.User = append(server.User, user)
}
config.Server[idx] = server
}
return config, nil
}