mirror of
https://github.com/XTLS/Xray-core.git
synced 2024-09-12 13:56:23 +00:00
244 lines
7.0 KiB
Go
244 lines
7.0 KiB
Go
package conf
|
|
|
|
import (
|
|
"strings"
|
|
|
|
"github.com/golang/protobuf/proto"
|
|
"github.com/sagernet/sing-shadowsocks/shadowaead_2022"
|
|
C "github.com/sagernet/sing/common"
|
|
"github.com/xtls/xray-core/common/protocol"
|
|
"github.com/xtls/xray-core/common/serial"
|
|
"github.com/xtls/xray-core/proxy/shadowsocks"
|
|
"github.com/xtls/xray-core/proxy/shadowsocks_2022"
|
|
)
|
|
|
|
func cipherFromString(c string) shadowsocks.CipherType {
|
|
switch strings.ToLower(c) {
|
|
case "aes-128-gcm", "aead_aes_128_gcm":
|
|
return shadowsocks.CipherType_AES_128_GCM
|
|
case "aes-256-gcm", "aead_aes_256_gcm":
|
|
return shadowsocks.CipherType_AES_256_GCM
|
|
case "chacha20-poly1305", "aead_chacha20_poly1305", "chacha20-ietf-poly1305":
|
|
return shadowsocks.CipherType_CHACHA20_POLY1305
|
|
case "xchacha20-poly1305", "aead_xchacha20_poly1305", "xchacha20-ietf-poly1305":
|
|
return shadowsocks.CipherType_XCHACHA20_POLY1305
|
|
case "none", "plain":
|
|
return shadowsocks.CipherType_NONE
|
|
default:
|
|
return shadowsocks.CipherType_UNKNOWN
|
|
}
|
|
}
|
|
|
|
type ShadowsocksUserConfig struct {
|
|
Cipher string `json:"method"`
|
|
Password string `json:"password"`
|
|
Level byte `json:"level"`
|
|
Email string `json:"email"`
|
|
Address *Address `json:"address"`
|
|
Port uint16 `json:"port"`
|
|
}
|
|
|
|
type ShadowsocksServerConfig struct {
|
|
Cipher string `json:"method"`
|
|
Password string `json:"password"`
|
|
Level byte `json:"level"`
|
|
Email string `json:"email"`
|
|
Users []*ShadowsocksUserConfig `json:"clients"`
|
|
NetworkList *NetworkList `json:"network"`
|
|
IVCheck bool `json:"ivCheck"`
|
|
}
|
|
|
|
func (v *ShadowsocksServerConfig) Build() (proto.Message, error) {
|
|
if C.Contains(shadowaead_2022.List, v.Cipher) {
|
|
return buildShadowsocks2022(v)
|
|
}
|
|
|
|
config := new(shadowsocks.ServerConfig)
|
|
config.Network = v.NetworkList.Build()
|
|
|
|
if v.Users != nil {
|
|
for _, user := range v.Users {
|
|
account := &shadowsocks.Account{
|
|
Password: user.Password,
|
|
CipherType: cipherFromString(user.Cipher),
|
|
IvCheck: v.IVCheck,
|
|
}
|
|
if account.Password == "" {
|
|
return nil, newError("Shadowsocks password is not specified.")
|
|
}
|
|
if account.CipherType < shadowsocks.CipherType_AES_128_GCM ||
|
|
account.CipherType > shadowsocks.CipherType_XCHACHA20_POLY1305 {
|
|
return nil, newError("unsupported cipher method: ", user.Cipher)
|
|
}
|
|
config.Users = append(config.Users, &protocol.User{
|
|
Email: user.Email,
|
|
Level: uint32(user.Level),
|
|
Account: serial.ToTypedMessage(account),
|
|
})
|
|
}
|
|
} else {
|
|
account := &shadowsocks.Account{
|
|
Password: v.Password,
|
|
CipherType: cipherFromString(v.Cipher),
|
|
IvCheck: v.IVCheck,
|
|
}
|
|
if account.Password == "" {
|
|
return nil, newError("Shadowsocks password is not specified.")
|
|
}
|
|
if account.CipherType == shadowsocks.CipherType_UNKNOWN {
|
|
return nil, newError("unknown cipher method: ", v.Cipher)
|
|
}
|
|
config.Users = append(config.Users, &protocol.User{
|
|
Email: v.Email,
|
|
Level: uint32(v.Level),
|
|
Account: serial.ToTypedMessage(account),
|
|
})
|
|
}
|
|
|
|
return config, nil
|
|
}
|
|
|
|
func buildShadowsocks2022(v *ShadowsocksServerConfig) (proto.Message, error) {
|
|
if len(v.Users) == 0 {
|
|
config := new(shadowsocks_2022.ServerConfig)
|
|
config.Method = v.Cipher
|
|
config.Key = v.Password
|
|
config.Network = v.NetworkList.Build()
|
|
config.Email = v.Email
|
|
return config, nil
|
|
}
|
|
|
|
if v.Cipher == "" {
|
|
return nil, newError("shadowsocks 2022 (multi-user): missing server method")
|
|
}
|
|
if !strings.Contains(v.Cipher, "aes") {
|
|
return nil, newError("shadowsocks 2022 (multi-user): only blake3-aes-*-gcm methods are supported")
|
|
}
|
|
|
|
if v.Users[0].Address == nil {
|
|
config := new(shadowsocks_2022.MultiUserServerConfig)
|
|
config.Method = v.Cipher
|
|
config.Key = v.Password
|
|
config.Network = v.NetworkList.Build()
|
|
|
|
for _, user := range v.Users {
|
|
if user.Cipher != "" {
|
|
return nil, newError("shadowsocks 2022 (multi-user): users must have empty method")
|
|
}
|
|
config.Users = append(config.Users, &shadowsocks_2022.User{
|
|
Key: user.Password,
|
|
Email: user.Email,
|
|
})
|
|
}
|
|
return config, nil
|
|
}
|
|
|
|
config := new(shadowsocks_2022.RelayServerConfig)
|
|
config.Method = v.Cipher
|
|
config.Key = v.Password
|
|
config.Network = v.NetworkList.Build()
|
|
for _, user := range v.Users {
|
|
if user.Cipher != "" {
|
|
return nil, newError("shadowsocks 2022 (relay): users must have empty method")
|
|
}
|
|
if user.Address == nil {
|
|
return nil, newError("shadowsocks 2022 (relay): all users must have relay address")
|
|
}
|
|
config.Destinations = append(config.Destinations, &shadowsocks_2022.RelayDestination{
|
|
Key: user.Password,
|
|
Email: user.Email,
|
|
Address: user.Address.Build(),
|
|
Port: uint32(user.Port),
|
|
})
|
|
}
|
|
return config, nil
|
|
}
|
|
|
|
type ShadowsocksServerTarget struct {
|
|
Address *Address `json:"address"`
|
|
Port uint16 `json:"port"`
|
|
Cipher string `json:"method"`
|
|
Password string `json:"password"`
|
|
Email string `json:"email"`
|
|
Level byte `json:"level"`
|
|
IVCheck bool `json:"ivCheck"`
|
|
UoT bool `json:"uot"`
|
|
}
|
|
|
|
type ShadowsocksClientConfig struct {
|
|
Servers []*ShadowsocksServerTarget `json:"servers"`
|
|
}
|
|
|
|
func (v *ShadowsocksClientConfig) Build() (proto.Message, error) {
|
|
if len(v.Servers) == 0 {
|
|
return nil, newError("0 Shadowsocks server configured.")
|
|
}
|
|
|
|
if len(v.Servers) == 1 {
|
|
server := v.Servers[0]
|
|
if C.Contains(shadowaead_2022.List, server.Cipher) {
|
|
if server.Address == nil {
|
|
return nil, newError("Shadowsocks server address is not set.")
|
|
}
|
|
if server.Port == 0 {
|
|
return nil, newError("Invalid Shadowsocks port.")
|
|
}
|
|
if server.Password == "" {
|
|
return nil, newError("Shadowsocks password is not specified.")
|
|
}
|
|
|
|
config := new(shadowsocks_2022.ClientConfig)
|
|
config.Address = server.Address.Build()
|
|
config.Port = uint32(server.Port)
|
|
config.Method = server.Cipher
|
|
config.Key = server.Password
|
|
config.UdpOverTcp = server.UoT
|
|
return config, nil
|
|
}
|
|
}
|
|
|
|
config := new(shadowsocks.ClientConfig)
|
|
serverSpecs := make([]*protocol.ServerEndpoint, len(v.Servers))
|
|
for idx, server := range v.Servers {
|
|
if C.Contains(shadowaead_2022.List, server.Cipher) {
|
|
return nil, newError("Shadowsocks 2022 accept no multi servers")
|
|
}
|
|
if server.Address == nil {
|
|
return nil, newError("Shadowsocks server address is not set.")
|
|
}
|
|
if server.Port == 0 {
|
|
return nil, newError("Invalid Shadowsocks port.")
|
|
}
|
|
if server.Password == "" {
|
|
return nil, newError("Shadowsocks password is not specified.")
|
|
}
|
|
account := &shadowsocks.Account{
|
|
Password: server.Password,
|
|
}
|
|
account.CipherType = cipherFromString(server.Cipher)
|
|
if account.CipherType == shadowsocks.CipherType_UNKNOWN {
|
|
return nil, newError("unknown cipher method: ", server.Cipher)
|
|
}
|
|
|
|
account.IvCheck = server.IVCheck
|
|
|
|
ss := &protocol.ServerEndpoint{
|
|
Address: server.Address.Build(),
|
|
Port: uint32(server.Port),
|
|
User: []*protocol.User{
|
|
{
|
|
Level: uint32(server.Level),
|
|
Email: server.Email,
|
|
Account: serial.ToTypedMessage(account),
|
|
},
|
|
},
|
|
}
|
|
|
|
serverSpecs[idx] = ss
|
|
}
|
|
|
|
config.Server = serverSpecs
|
|
|
|
return config, nil
|
|
}
|