mirror of https://github.com/v2ray/v2ray-core
142 lines
3.7 KiB
Go
142 lines
3.7 KiB
Go
package conf
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import (
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"strings"
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"github.com/golang/protobuf/proto"
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"v2ray.com/core/common/protocol"
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"v2ray.com/core/common/serial"
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"v2ray.com/core/proxy/shadowsocks"
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)
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func cipherFromString(c string) shadowsocks.CipherType {
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switch strings.ToLower(c) {
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case "aes-256-cfb":
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return shadowsocks.CipherType_AES_256_CFB
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case "aes-128-cfb":
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return shadowsocks.CipherType_AES_128_CFB
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case "chacha20":
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return shadowsocks.CipherType_CHACHA20
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case "chacha20-ietf":
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return shadowsocks.CipherType_CHACHA20_IETF
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case "aes-128-gcm", "aead_aes_128_gcm":
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return shadowsocks.CipherType_AES_128_GCM
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case "aes-256-gcm", "aead_aes_256_gcm":
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return shadowsocks.CipherType_AES_256_GCM
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case "chacha20-poly1305", "aead_chacha20_poly1305", "chacha20-ietf-poly1305":
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return shadowsocks.CipherType_CHACHA20_POLY1305
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case "none", "plain":
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return shadowsocks.CipherType_NONE
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default:
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return shadowsocks.CipherType_UNKNOWN
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}
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}
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type ShadowsocksServerConfig struct {
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Cipher string `json:"method"`
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Password string `json:"password"`
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UDP bool `json:"udp"`
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Level byte `json:"level"`
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Email string `json:"email"`
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OTA *bool `json:"ota"`
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NetworkList *NetworkList `json:"network"`
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}
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func (v *ShadowsocksServerConfig) Build() (proto.Message, error) {
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config := new(shadowsocks.ServerConfig)
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config.UdpEnabled = v.UDP
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config.Network = v.NetworkList.Build()
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if v.Password == "" {
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return nil, newError("Shadowsocks password is not specified.")
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}
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account := &shadowsocks.Account{
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Password: v.Password,
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Ota: shadowsocks.Account_Auto,
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}
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if v.OTA != nil {
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if *v.OTA {
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account.Ota = shadowsocks.Account_Enabled
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} else {
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account.Ota = shadowsocks.Account_Disabled
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}
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}
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account.CipherType = cipherFromString(v.Cipher)
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if account.CipherType == shadowsocks.CipherType_UNKNOWN {
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return nil, newError("unknown cipher method: ", v.Cipher)
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}
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config.User = &protocol.User{
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Email: v.Email,
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Level: uint32(v.Level),
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Account: serial.ToTypedMessage(account),
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}
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return config, nil
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}
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type ShadowsocksServerTarget struct {
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Address *Address `json:"address"`
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Port uint16 `json:"port"`
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Cipher string `json:"method"`
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Password string `json:"password"`
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Email string `json:"email"`
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Ota bool `json:"ota"`
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Level byte `json:"level"`
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}
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type ShadowsocksClientConfig struct {
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Servers []*ShadowsocksServerTarget `json:"servers"`
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}
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func (v *ShadowsocksClientConfig) Build() (proto.Message, error) {
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config := new(shadowsocks.ClientConfig)
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if len(v.Servers) == 0 {
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return nil, newError("0 Shadowsocks server configured.")
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}
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serverSpecs := make([]*protocol.ServerEndpoint, len(v.Servers))
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for idx, server := range v.Servers {
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if server.Address == nil {
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return nil, newError("Shadowsocks server address is not set.")
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}
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if server.Port == 0 {
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return nil, newError("Invalid Shadowsocks port.")
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}
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if server.Password == "" {
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return nil, newError("Shadowsocks password is not specified.")
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}
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account := &shadowsocks.Account{
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Password: server.Password,
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Ota: shadowsocks.Account_Enabled,
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}
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if !server.Ota {
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account.Ota = shadowsocks.Account_Disabled
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}
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account.CipherType = cipherFromString(server.Cipher)
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if account.CipherType == shadowsocks.CipherType_UNKNOWN {
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return nil, newError("unknown cipher method: ", server.Cipher)
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}
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ss := &protocol.ServerEndpoint{
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Address: server.Address.Build(),
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Port: uint32(server.Port),
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User: []*protocol.User{
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{
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Level: uint32(server.Level),
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Email: server.Email,
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Account: serial.ToTypedMessage(account),
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},
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},
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}
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serverSpecs[idx] = ss
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}
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config.Server = serverSpecs
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return config, nil
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}
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