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277 lines
8.8 KiB
277 lines
8.8 KiB
// +build json
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package point
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import (
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"encoding/json"
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"errors"
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"io/ioutil"
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"os"
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"strings"
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"github.com/v2ray/v2ray-core/app/dns"
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"github.com/v2ray/v2ray-core/app/router"
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"github.com/v2ray/v2ray-core/common/log"
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v2net "github.com/v2ray/v2ray-core/common/net"
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"github.com/v2ray/v2ray-core/transport"
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"github.com/v2ray/v2ray-core/transport/internet"
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)
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const (
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DefaultRefreshMinute = int(9999)
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)
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func (this *Config) UnmarshalJSON(data []byte) error {
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type JsonConfig struct {
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Port v2net.Port `json:"port"` // Port of this Point server.
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LogConfig *LogConfig `json:"log"`
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RouterConfig *router.Config `json:"routing"`
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DNSConfig *dns.Config `json:"dns"`
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InboundConfig *InboundConnectionConfig `json:"inbound"`
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OutboundConfig *OutboundConnectionConfig `json:"outbound"`
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InboundDetours []*InboundDetourConfig `json:"inboundDetour"`
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OutboundDetours []*OutboundDetourConfig `json:"outboundDetour"`
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Transport *transport.Config `json:"transport"`
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}
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jsonConfig := new(JsonConfig)
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if err := json.Unmarshal(data, jsonConfig); err != nil {
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return errors.New("Point: Failed to parse config: " + err.Error())
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}
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this.Port = jsonConfig.Port
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this.LogConfig = jsonConfig.LogConfig
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this.RouterConfig = jsonConfig.RouterConfig
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if jsonConfig.InboundConfig == nil {
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return errors.New("Point: Inbound config is not specified.")
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}
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this.InboundConfig = jsonConfig.InboundConfig
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if jsonConfig.OutboundConfig == nil {
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return errors.New("Point: Outbound config is not specified.")
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}
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this.OutboundConfig = jsonConfig.OutboundConfig
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this.InboundDetours = jsonConfig.InboundDetours
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this.OutboundDetours = jsonConfig.OutboundDetours
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if jsonConfig.DNSConfig == nil {
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jsonConfig.DNSConfig = &dns.Config{
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NameServers: []v2net.Destination{
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v2net.UDPDestination(v2net.DomainAddress("localhost"), v2net.Port(53)),
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},
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}
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}
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this.DNSConfig = jsonConfig.DNSConfig
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this.TransportConfig = jsonConfig.Transport
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return nil
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}
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func (this *InboundConnectionConfig) UnmarshalJSON(data []byte) error {
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type JsonConfig struct {
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Port uint16 `json:"port"`
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Listen *v2net.AddressJson `json:"listen"`
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Protocol string `json:"protocol"`
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StreamSetting *internet.StreamSettings `json:"streamSettings"`
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Settings json.RawMessage `json:"settings"`
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AllowPassive bool `json:"allowPassive"`
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}
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jsonConfig := new(JsonConfig)
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if err := json.Unmarshal(data, jsonConfig); err != nil {
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return errors.New("Point: Failed to parse inbound config: " + err.Error())
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}
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this.Port = v2net.Port(jsonConfig.Port)
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this.ListenOn = v2net.AnyIP
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if jsonConfig.Listen != nil {
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if jsonConfig.Listen.Address.Family().IsDomain() {
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return errors.New("Point: Unable to listen on domain address: " + jsonConfig.Listen.Address.Domain())
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}
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this.ListenOn = jsonConfig.Listen.Address
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}
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if jsonConfig.StreamSetting != nil {
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this.StreamSettings = jsonConfig.StreamSetting
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}
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this.Protocol = jsonConfig.Protocol
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this.Settings = jsonConfig.Settings
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this.AllowPassiveConnection = jsonConfig.AllowPassive
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return nil
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}
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func (this *OutboundConnectionConfig) UnmarshalJSON(data []byte) error {
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type JsonConnectionConfig struct {
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Protocol string `json:"protocol"`
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SendThrough *v2net.AddressJson `json:"sendThrough"`
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StreamSetting *internet.StreamSettings `json:"streamSettings"`
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Settings json.RawMessage `json:"settings"`
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}
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jsonConfig := new(JsonConnectionConfig)
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if err := json.Unmarshal(data, jsonConfig); err != nil {
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return errors.New("Point: Failed to parse outbound config: " + err.Error())
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}
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this.Protocol = jsonConfig.Protocol
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this.Settings = jsonConfig.Settings
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if jsonConfig.SendThrough != nil {
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address := jsonConfig.SendThrough.Address
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if address.Family().IsDomain() {
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return errors.New("Point: Unable to send through: " + address.String())
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}
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this.SendThrough = address
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}
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if jsonConfig.StreamSetting != nil {
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this.StreamSettings = jsonConfig.StreamSetting
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}
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return nil
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}
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func (this *LogConfig) UnmarshalJSON(data []byte) error {
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type JsonLogConfig struct {
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AccessLog string `json:"access"`
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ErrorLog string `json:"error"`
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LogLevel string `json:"loglevel"`
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}
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jsonConfig := new(JsonLogConfig)
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if err := json.Unmarshal(data, jsonConfig); err != nil {
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return errors.New("Point: Failed to parse log config: " + err.Error())
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}
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this.AccessLog = jsonConfig.AccessLog
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this.ErrorLog = jsonConfig.ErrorLog
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level := strings.ToLower(jsonConfig.LogLevel)
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switch level {
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case "debug":
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this.LogLevel = log.DebugLevel
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case "info":
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this.LogLevel = log.InfoLevel
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case "error":
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this.LogLevel = log.ErrorLevel
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case "none":
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this.LogLevel = log.NoneLevel
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default:
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this.LogLevel = log.WarningLevel
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}
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return nil
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}
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func (this *InboundDetourAllocationConfig) UnmarshalJSON(data []byte) error {
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type JsonInboundDetourAllocationConfig struct {
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Strategy string `json:"strategy"`
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Concurrency int `json:"concurrency"`
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RefreshMin int `json:"refresh"`
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}
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jsonConfig := new(JsonInboundDetourAllocationConfig)
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if err := json.Unmarshal(data, jsonConfig); err != nil {
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return errors.New("Point: Failed to parse inbound detour allocation config: " + err.Error())
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}
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this.Strategy = jsonConfig.Strategy
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this.Concurrency = jsonConfig.Concurrency
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this.Refresh = jsonConfig.RefreshMin
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if this.Strategy == AllocationStrategyRandom {
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if this.Refresh == 0 {
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this.Refresh = 5
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}
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if this.Concurrency == 0 {
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this.Concurrency = 3
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}
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}
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if this.Refresh == 0 {
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this.Refresh = DefaultRefreshMinute
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}
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return nil
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}
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func (this *InboundDetourConfig) UnmarshalJSON(data []byte) error {
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type JsonInboundDetourConfig struct {
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Protocol string `json:"protocol"`
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PortRange *v2net.PortRange `json:"port"`
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ListenOn *v2net.AddressJson `json:"listen"`
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Settings json.RawMessage `json:"settings"`
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Tag string `json:"tag"`
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Allocation *InboundDetourAllocationConfig `json:"allocate"`
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StreamSetting *internet.StreamSettings `json:"streamSettings"`
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AllowPassive bool `json:"allowPassive"`
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}
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jsonConfig := new(JsonInboundDetourConfig)
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if err := json.Unmarshal(data, jsonConfig); err != nil {
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return errors.New("Point: Failed to parse inbound detour config: " + err.Error())
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}
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if jsonConfig.PortRange == nil {
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log.Error("Point: Port range not specified in InboundDetour.")
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return ErrBadConfiguration
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}
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this.ListenOn = v2net.AnyIP
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if jsonConfig.ListenOn != nil {
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if jsonConfig.ListenOn.Address.Family().IsDomain() {
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return errors.New("Point: Unable to listen on domain address: " + jsonConfig.ListenOn.Address.Domain())
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}
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this.ListenOn = jsonConfig.ListenOn.Address
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}
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this.Protocol = jsonConfig.Protocol
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this.PortRange = *jsonConfig.PortRange
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this.Settings = jsonConfig.Settings
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this.Tag = jsonConfig.Tag
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this.Allocation = jsonConfig.Allocation
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if this.Allocation == nil {
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this.Allocation = &InboundDetourAllocationConfig{
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Strategy: AllocationStrategyAlways,
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Refresh: DefaultRefreshMinute,
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}
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}
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if jsonConfig.StreamSetting != nil {
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this.StreamSettings = jsonConfig.StreamSetting
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}
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this.AllowPassiveConnection = jsonConfig.AllowPassive
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return nil
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}
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func (this *OutboundDetourConfig) UnmarshalJSON(data []byte) error {
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type JsonOutboundDetourConfig struct {
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Protocol string `json:"protocol"`
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SendThrough *v2net.AddressJson `json:"sendThrough"`
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Tag string `json:"tag"`
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Settings json.RawMessage `json:"settings"`
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StreamSetting *internet.StreamSettings `json:"streamSettings"`
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}
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jsonConfig := new(JsonOutboundDetourConfig)
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if err := json.Unmarshal(data, jsonConfig); err != nil {
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return errors.New("Point: Failed to parse outbound detour config: " + err.Error())
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}
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this.Protocol = jsonConfig.Protocol
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this.Tag = jsonConfig.Tag
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this.Settings = jsonConfig.Settings
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if jsonConfig.SendThrough != nil {
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address := jsonConfig.SendThrough.Address
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if address.Family().IsDomain() {
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return errors.New("Point: Unable to send through: " + address.String())
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}
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this.SendThrough = address
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}
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if jsonConfig.StreamSetting != nil {
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this.StreamSettings = jsonConfig.StreamSetting
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}
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return nil
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}
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func JsonLoadConfig(file string) (*Config, error) {
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fixedFile := os.ExpandEnv(file)
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rawConfig, err := ioutil.ReadFile(fixedFile)
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if err != nil {
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log.Error("Failed to read server config file (", file, "): ", file, err)
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return nil, err
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}
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jsonConfig := &Config{}
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err = json.Unmarshal(rawConfig, jsonConfig)
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if err != nil {
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log.Error("Failed to load server config: ", err)
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return nil, err
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}
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return jsonConfig, err
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}
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func init() {
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configLoader = JsonLoadConfig
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}
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