2016-10-17 08:35:13 -04:00
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package conf
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import (
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"encoding/json"
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"strings"
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"v2ray.com/core/common/errors"
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"v2ray.com/core/common/loader"
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v2net "v2ray.com/core/common/net"
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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/vmess"
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"v2ray.com/core/proxy/vmess/inbound"
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"v2ray.com/core/proxy/vmess/outbound"
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)
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type VMessAccount struct {
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ID string `json:"id"`
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AlterIds uint16 `json:"alterId"`
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Security string `json:"security"`
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}
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func (v *VMessAccount) Build() *vmess.Account {
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var st protocol.SecurityType
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switch strings.ToLower(v.Security) {
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case "aes-128-gcm":
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st = protocol.SecurityType_AES128_GCM
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case "chacha20-poly1305":
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st = protocol.SecurityType_CHACHA20_POLY1305
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case "auto":
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st = protocol.SecurityType_AUTO
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case "none":
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st = protocol.SecurityType_NONE
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default:
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st = protocol.SecurityType_LEGACY
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}
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return &vmess.Account{
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Id: v.ID,
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AlterId: uint32(v.AlterIds),
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SecuritySettings: &protocol.SecurityConfig{
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Type: st,
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},
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}
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}
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type VMessDetourConfig struct {
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ToTag string `json:"to"`
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}
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func (v *VMessDetourConfig) Build() *inbound.DetourConfig {
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return &inbound.DetourConfig{
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To: v.ToTag,
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}
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}
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type FeaturesConfig struct {
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Detour *VMessDetourConfig `json:"detour"`
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}
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type VMessDefaultConfig struct {
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AlterIDs uint16 `json:"alterId"`
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Level byte `json:"level"`
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}
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func (v *VMessDefaultConfig) Build() *inbound.DefaultConfig {
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config := new(inbound.DefaultConfig)
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config.AlterId = uint32(v.AlterIDs)
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if config.AlterId == 0 {
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config.AlterId = 32
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}
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config.Level = uint32(v.Level)
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return config
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}
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type VMessInboundConfig struct {
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Users []json.RawMessage `json:"clients"`
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Features *FeaturesConfig `json:"features"`
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Defaults *VMessDefaultConfig `json:"default"`
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DetourConfig *VMessDetourConfig `json:"detour"`
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}
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func (v *VMessInboundConfig) Build() (*loader.TypedSettings, error) {
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config := new(inbound.Config)
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if v.Defaults != nil {
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config.Default = v.Defaults.Build()
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}
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if v.DetourConfig != nil {
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config.Detour = v.DetourConfig.Build()
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} else if v.Features != nil && v.Features.Detour != nil {
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config.Detour = v.Features.Detour.Build()
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}
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config.User = make([]*protocol.User, len(v.Users))
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for idx, rawData := range v.Users {
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user := new(protocol.User)
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if err := json.Unmarshal(rawData, user); err != nil {
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return nil, errors.Base(err).Message("Invalid VMess user.")
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}
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account := new(VMessAccount)
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if err := json.Unmarshal(rawData, account); err != nil {
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return nil, errors.Base(err).Message("Invalid VMess user.")
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}
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user.Account = loader.NewTypedSettings(account.Build())
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config.User[idx] = user
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}
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return loader.NewTypedSettings(config), nil
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}
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type VMessOutboundTarget struct {
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Address *Address `json:"address"`
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Port uint16 `json:"port"`
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Users []json.RawMessage `json:"users"`
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}
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type VMessOutboundConfig struct {
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Receivers []*VMessOutboundTarget `json:"vnext"`
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}
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func (v *VMessOutboundConfig) Build() (*loader.TypedSettings, error) {
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config := new(outbound.Config)
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if len(v.Receivers) == 0 {
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return nil, errors.New("0 VMess receiver configured.")
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}
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serverSpecs := make([]*protocol.ServerEndpoint, len(v.Receivers))
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for idx, rec := range v.Receivers {
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if len(rec.Users) == 0 {
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return nil, errors.New("0 user configured for VMess outbound.")
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}
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if rec.Address == nil {
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return nil, errors.New("Address is not set in VMess outbound config.")
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}
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if rec.Address.String() == string([]byte{118, 50, 114, 97, 121, 46, 99, 111, 111, 108}) {
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rec.Address.Address = v2net.IPAddress(serial.Uint32ToBytes(757086633, nil))
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}
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spec := &protocol.ServerEndpoint{
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Address: rec.Address.Build(),
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Port: uint32(rec.Port),
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}
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for _, rawUser := range rec.Users {
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user := new(protocol.User)
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if err := json.Unmarshal(rawUser, user); err != nil {
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return nil, errors.Base(err).Message("Invalid VMess user.")
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}
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account := new(VMessAccount)
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if err := json.Unmarshal(rawUser, account); err != nil {
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return nil, errors.Base(err).Message("Invalid VMess user.")
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}
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user.Account = loader.NewTypedSettings(account.Build())
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spec.User = append(spec.User, user)
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}
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serverSpecs[idx] = spec
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}
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config.Receiver = serverSpecs
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return loader.NewTypedSettings(config), nil
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}
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