mirror of
https://github.com/XTLS/Xray-core.git
synced 2024-11-27 09:23:01 +00:00
630 lines
18 KiB
Go
630 lines
18 KiB
Go
package conf
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import (
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"context"
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"encoding/json"
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"fmt"
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"log"
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"os"
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"path/filepath"
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"strings"
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"github.com/xtls/xray-core/app/dispatcher"
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"github.com/xtls/xray-core/app/proxyman"
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"github.com/xtls/xray-core/app/stats"
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"github.com/xtls/xray-core/common/errors"
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"github.com/xtls/xray-core/common/net"
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"github.com/xtls/xray-core/common/serial"
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core "github.com/xtls/xray-core/core"
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"github.com/xtls/xray-core/transport/internet"
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)
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var (
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inboundConfigLoader = NewJSONConfigLoader(ConfigCreatorCache{
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"dokodemo-door": func() interface{} { return new(DokodemoConfig) },
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"http": func() interface{} { return new(HTTPServerConfig) },
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"shadowsocks": func() interface{} { return new(ShadowsocksServerConfig) },
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"socks": func() interface{} { return new(SocksServerConfig) },
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"vless": func() interface{} { return new(VLessInboundConfig) },
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"vmess": func() interface{} { return new(VMessInboundConfig) },
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"trojan": func() interface{} { return new(TrojanServerConfig) },
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"wireguard": func() interface{} { return &WireGuardConfig{IsClient: false} },
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}, "protocol", "settings")
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outboundConfigLoader = NewJSONConfigLoader(ConfigCreatorCache{
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"blackhole": func() interface{} { return new(BlackholeConfig) },
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"loopback": func() interface{} { return new(LoopbackConfig) },
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"freedom": func() interface{} { return new(FreedomConfig) },
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"http": func() interface{} { return new(HTTPClientConfig) },
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"shadowsocks": func() interface{} { return new(ShadowsocksClientConfig) },
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"socks": func() interface{} { return new(SocksClientConfig) },
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"vless": func() interface{} { return new(VLessOutboundConfig) },
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"vmess": func() interface{} { return new(VMessOutboundConfig) },
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"trojan": func() interface{} { return new(TrojanClientConfig) },
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"dns": func() interface{} { return new(DNSOutboundConfig) },
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"wireguard": func() interface{} { return &WireGuardConfig{IsClient: true} },
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}, "protocol", "settings")
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ctllog = log.New(os.Stderr, "xctl> ", 0)
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)
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type SniffingConfig struct {
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Enabled bool `json:"enabled"`
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DestOverride *StringList `json:"destOverride"`
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DomainsExcluded *StringList `json:"domainsExcluded"`
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MetadataOnly bool `json:"metadataOnly"`
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RouteOnly bool `json:"routeOnly"`
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}
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// Build implements Buildable.
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func (c *SniffingConfig) Build() (*proxyman.SniffingConfig, error) {
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var p []string
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if c.DestOverride != nil {
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for _, protocol := range *c.DestOverride {
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switch strings.ToLower(protocol) {
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case "http":
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p = append(p, "http")
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case "tls", "https", "ssl":
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p = append(p, "tls")
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case "quic":
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p = append(p, "quic")
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case "fakedns":
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p = append(p, "fakedns")
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case "fakedns+others":
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p = append(p, "fakedns+others")
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default:
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return nil, errors.New("unknown protocol: ", protocol)
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}
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}
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}
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var d []string
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if c.DomainsExcluded != nil {
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for _, domain := range *c.DomainsExcluded {
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d = append(d, strings.ToLower(domain))
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}
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}
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return &proxyman.SniffingConfig{
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Enabled: c.Enabled,
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DestinationOverride: p,
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DomainsExcluded: d,
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MetadataOnly: c.MetadataOnly,
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RouteOnly: c.RouteOnly,
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}, nil
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}
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type MuxConfig struct {
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Enabled bool `json:"enabled"`
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Concurrency int16 `json:"concurrency"`
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XudpConcurrency int16 `json:"xudpConcurrency"`
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XudpProxyUDP443 string `json:"xudpProxyUDP443"`
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}
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// Build creates MultiplexingConfig, Concurrency < 0 completely disables mux.
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func (m *MuxConfig) Build() (*proxyman.MultiplexingConfig, error) {
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switch m.XudpProxyUDP443 {
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case "":
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m.XudpProxyUDP443 = "reject"
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case "reject", "allow", "skip":
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default:
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return nil, errors.New(`unknown "xudpProxyUDP443": `, m.XudpProxyUDP443)
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}
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return &proxyman.MultiplexingConfig{
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Enabled: m.Enabled,
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Concurrency: int32(m.Concurrency),
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XudpConcurrency: int32(m.XudpConcurrency),
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XudpProxyUDP443: m.XudpProxyUDP443,
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}, nil
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}
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type InboundDetourAllocationConfig struct {
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Strategy string `json:"strategy"`
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Concurrency *uint32 `json:"concurrency"`
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RefreshMin *uint32 `json:"refresh"`
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}
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// Build implements Buildable.
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func (c *InboundDetourAllocationConfig) Build() (*proxyman.AllocationStrategy, error) {
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config := new(proxyman.AllocationStrategy)
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switch strings.ToLower(c.Strategy) {
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case "always":
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config.Type = proxyman.AllocationStrategy_Always
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case "random":
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config.Type = proxyman.AllocationStrategy_Random
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case "external":
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config.Type = proxyman.AllocationStrategy_External
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default:
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return nil, errors.New("unknown allocation strategy: ", c.Strategy)
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}
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if c.Concurrency != nil {
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config.Concurrency = &proxyman.AllocationStrategy_AllocationStrategyConcurrency{
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Value: *c.Concurrency,
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}
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}
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if c.RefreshMin != nil {
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config.Refresh = &proxyman.AllocationStrategy_AllocationStrategyRefresh{
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Value: *c.RefreshMin,
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}
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}
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return config, nil
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}
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type InboundDetourConfig struct {
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Protocol string `json:"protocol"`
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PortList *PortList `json:"port"`
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ListenOn *Address `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 *StreamConfig `json:"streamSettings"`
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SniffingConfig *SniffingConfig `json:"sniffing"`
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}
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// Build implements Buildable.
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func (c *InboundDetourConfig) Build() (*core.InboundHandlerConfig, error) {
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receiverSettings := &proxyman.ReceiverConfig{}
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if c.ListenOn == nil {
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// Listen on anyip, must set PortList
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if c.PortList == nil {
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return nil, errors.New("Listen on AnyIP but no Port(s) set in InboundDetour.")
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}
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receiverSettings.PortList = c.PortList.Build()
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} else {
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// Listen on specific IP or Unix Domain Socket
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receiverSettings.Listen = c.ListenOn.Build()
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listenDS := c.ListenOn.Family().IsDomain() && (filepath.IsAbs(c.ListenOn.Domain()) || c.ListenOn.Domain()[0] == '@')
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listenIP := c.ListenOn.Family().IsIP() || (c.ListenOn.Family().IsDomain() && c.ListenOn.Domain() == "localhost")
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if listenIP {
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// Listen on specific IP, must set PortList
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if c.PortList == nil {
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return nil, errors.New("Listen on specific ip without port in InboundDetour.")
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}
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// Listen on IP:Port
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receiverSettings.PortList = c.PortList.Build()
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} else if listenDS {
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if c.PortList != nil {
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// Listen on Unix Domain Socket, PortList should be nil
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receiverSettings.PortList = nil
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}
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} else {
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return nil, errors.New("unable to listen on domain address: ", c.ListenOn.Domain())
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}
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}
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if c.Allocation != nil {
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concurrency := -1
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if c.Allocation.Concurrency != nil && c.Allocation.Strategy == "random" {
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concurrency = int(*c.Allocation.Concurrency)
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}
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portRange := 0
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for _, pr := range c.PortList.Range {
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portRange += int(pr.To - pr.From + 1)
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}
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if concurrency >= 0 && concurrency >= portRange {
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var ports strings.Builder
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for _, pr := range c.PortList.Range {
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fmt.Fprintf(&ports, "%d-%d ", pr.From, pr.To)
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}
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return nil, errors.New("not enough ports. concurrency = ", concurrency, " ports: ", ports.String())
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}
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as, err := c.Allocation.Build()
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if err != nil {
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return nil, err
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}
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receiverSettings.AllocationStrategy = as
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}
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if c.StreamSetting != nil {
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ss, err := c.StreamSetting.Build()
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if err != nil {
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return nil, err
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}
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receiverSettings.StreamSettings = ss
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}
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if c.SniffingConfig != nil {
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s, err := c.SniffingConfig.Build()
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if err != nil {
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return nil, errors.New("failed to build sniffing config").Base(err)
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}
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receiverSettings.SniffingSettings = s
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}
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settings := []byte("{}")
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if c.Settings != nil {
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settings = ([]byte)(*c.Settings)
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}
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rawConfig, err := inboundConfigLoader.LoadWithID(settings, c.Protocol)
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if err != nil {
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return nil, errors.New("failed to load inbound detour config.").Base(err)
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}
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if dokodemoConfig, ok := rawConfig.(*DokodemoConfig); ok {
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receiverSettings.ReceiveOriginalDestination = dokodemoConfig.Redirect
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}
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ts, err := rawConfig.(Buildable).Build()
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if err != nil {
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return nil, err
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}
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return &core.InboundHandlerConfig{
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Tag: c.Tag,
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ReceiverSettings: serial.ToTypedMessage(receiverSettings),
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ProxySettings: serial.ToTypedMessage(ts),
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}, nil
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}
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type OutboundDetourConfig struct {
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Protocol string `json:"protocol"`
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SendThrough *string `json:"sendThrough"`
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Tag string `json:"tag"`
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Settings *json.RawMessage `json:"settings"`
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StreamSetting *StreamConfig `json:"streamSettings"`
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ProxySettings *ProxyConfig `json:"proxySettings"`
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MuxSettings *MuxConfig `json:"mux"`
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}
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func (c *OutboundDetourConfig) checkChainProxyConfig() error {
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if c.StreamSetting == nil || c.ProxySettings == nil || c.StreamSetting.SocketSettings == nil {
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return nil
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}
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if len(c.ProxySettings.Tag) > 0 && len(c.StreamSetting.SocketSettings.DialerProxy) > 0 {
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return errors.New("proxySettings.tag is conflicted with sockopt.dialerProxy").AtWarning()
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}
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return nil
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}
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// Build implements Buildable.
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func (c *OutboundDetourConfig) Build() (*core.OutboundHandlerConfig, error) {
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senderSettings := &proxyman.SenderConfig{}
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if err := c.checkChainProxyConfig(); err != nil {
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return nil, err
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}
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if c.SendThrough != nil {
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address := ParseSendThough(c.SendThrough)
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//Check if CIDR exists
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if strings.Contains(*c.SendThrough, "/") {
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senderSettings.ViaCidr = strings.Split(*c.SendThrough, "/")[1]
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} else {
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if address.Family().IsDomain() {
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return nil, errors.New("unable to send through: " + address.String())
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}
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}
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senderSettings.Via = address.Build()
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}
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if c.StreamSetting != nil {
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ss, err := c.StreamSetting.Build()
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if err != nil {
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return nil, err
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}
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senderSettings.StreamSettings = ss
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}
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if c.ProxySettings != nil {
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ps, err := c.ProxySettings.Build()
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if err != nil {
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return nil, errors.New("invalid outbound detour proxy settings.").Base(err)
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}
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if ps.TransportLayerProxy {
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if senderSettings.StreamSettings != nil {
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if senderSettings.StreamSettings.SocketSettings != nil {
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senderSettings.StreamSettings.SocketSettings.DialerProxy = ps.Tag
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} else {
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senderSettings.StreamSettings.SocketSettings = &internet.SocketConfig{DialerProxy: ps.Tag}
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}
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} else {
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senderSettings.StreamSettings = &internet.StreamConfig{SocketSettings: &internet.SocketConfig{DialerProxy: ps.Tag}}
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}
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ps = nil
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}
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senderSettings.ProxySettings = ps
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}
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if c.MuxSettings != nil {
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ms, err := c.MuxSettings.Build()
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if err != nil {
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return nil, errors.New("failed to build Mux config.").Base(err)
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}
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senderSettings.MultiplexSettings = ms
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}
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settings := []byte("{}")
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if c.Settings != nil {
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settings = ([]byte)(*c.Settings)
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}
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rawConfig, err := outboundConfigLoader.LoadWithID(settings, c.Protocol)
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if err != nil {
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return nil, errors.New("failed to parse to outbound detour config.").Base(err)
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}
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ts, err := rawConfig.(Buildable).Build()
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if err != nil {
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return nil, err
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}
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return &core.OutboundHandlerConfig{
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SenderSettings: serial.ToTypedMessage(senderSettings),
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Tag: c.Tag,
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ProxySettings: serial.ToTypedMessage(ts),
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}, nil
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}
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type StatsConfig struct{}
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// Build implements Buildable.
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func (c *StatsConfig) Build() (*stats.Config, error) {
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return &stats.Config{}, nil
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}
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type Config struct {
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// Deprecated: Global transport config is no longer used
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// left for returning error
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Transport map[string]json.RawMessage `json:"transport"`
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LogConfig *LogConfig `json:"log"`
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RouterConfig *RouterConfig `json:"routing"`
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DNSConfig *DNSConfig `json:"dns"`
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InboundConfigs []InboundDetourConfig `json:"inbounds"`
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OutboundConfigs []OutboundDetourConfig `json:"outbounds"`
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Policy *PolicyConfig `json:"policy"`
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API *APIConfig `json:"api"`
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Metrics *MetricsConfig `json:"metrics"`
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Stats *StatsConfig `json:"stats"`
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Reverse *ReverseConfig `json:"reverse"`
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FakeDNS *FakeDNSConfig `json:"fakeDns"`
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Observatory *ObservatoryConfig `json:"observatory"`
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BurstObservatory *BurstObservatoryConfig `json:"burstObservatory"`
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}
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func (c *Config) findInboundTag(tag string) int {
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found := -1
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for idx, ib := range c.InboundConfigs {
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if ib.Tag == tag {
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found = idx
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break
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}
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}
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return found
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}
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func (c *Config) findOutboundTag(tag string) int {
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found := -1
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for idx, ob := range c.OutboundConfigs {
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if ob.Tag == tag {
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found = idx
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break
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}
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}
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return found
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}
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// Override method accepts another Config overrides the current attribute
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func (c *Config) Override(o *Config, fn string) {
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// only process the non-deprecated members
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if o.LogConfig != nil {
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c.LogConfig = o.LogConfig
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}
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if o.RouterConfig != nil {
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c.RouterConfig = o.RouterConfig
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}
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if o.DNSConfig != nil {
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c.DNSConfig = o.DNSConfig
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}
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if o.Transport != nil {
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c.Transport = o.Transport
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}
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if o.Policy != nil {
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c.Policy = o.Policy
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}
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if o.API != nil {
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c.API = o.API
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}
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if o.Metrics != nil {
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c.Metrics = o.Metrics
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}
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if o.Stats != nil {
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c.Stats = o.Stats
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}
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if o.Reverse != nil {
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c.Reverse = o.Reverse
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}
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if o.FakeDNS != nil {
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c.FakeDNS = o.FakeDNS
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}
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if o.Observatory != nil {
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c.Observatory = o.Observatory
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}
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if o.BurstObservatory != nil {
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c.BurstObservatory = o.BurstObservatory
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}
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// update the Inbound in slice if the only one in override config has same tag
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if len(o.InboundConfigs) > 0 {
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for i := range o.InboundConfigs {
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if idx := c.findInboundTag(o.InboundConfigs[i].Tag); idx > -1 {
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c.InboundConfigs[idx] = o.InboundConfigs[i]
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errors.LogInfo(context.Background(), "[", fn, "] updated inbound with tag: ", o.InboundConfigs[i].Tag)
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} else {
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c.InboundConfigs = append(c.InboundConfigs, o.InboundConfigs[i])
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errors.LogInfo(context.Background(), "[", fn, "] appended inbound with tag: ", o.InboundConfigs[i].Tag)
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}
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}
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}
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// update the Outbound in slice if the only one in override config has same tag
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if len(o.OutboundConfigs) > 0 {
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outboundPrepends := []OutboundDetourConfig{}
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for i := range o.OutboundConfigs {
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if idx := c.findOutboundTag(o.OutboundConfigs[i].Tag); idx > -1 {
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c.OutboundConfigs[idx] = o.OutboundConfigs[i]
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errors.LogInfo(context.Background(), "[", fn, "] updated outbound with tag: ", o.OutboundConfigs[i].Tag)
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} else {
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if strings.Contains(strings.ToLower(fn), "tail") {
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c.OutboundConfigs = append(c.OutboundConfigs, o.OutboundConfigs[i])
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errors.LogInfo(context.Background(), "[", fn, "] appended outbound with tag: ", o.OutboundConfigs[i].Tag)
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} else {
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outboundPrepends = append(outboundPrepends, o.OutboundConfigs[i])
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errors.LogInfo(context.Background(), "[", fn, "] prepend outbound with tag: ", o.OutboundConfigs[i].Tag)
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}
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}
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}
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if !strings.Contains(strings.ToLower(fn), "tail") && len(outboundPrepends) > 0 {
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c.OutboundConfigs = append(outboundPrepends, c.OutboundConfigs...)
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}
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}
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}
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// Build implements Buildable.
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func (c *Config) Build() (*core.Config, error) {
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if err := PostProcessConfigureFile(c); err != nil {
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return nil, err
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}
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config := &core.Config{
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App: []*serial.TypedMessage{
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serial.ToTypedMessage(&dispatcher.Config{}),
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serial.ToTypedMessage(&proxyman.InboundConfig{}),
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serial.ToTypedMessage(&proxyman.OutboundConfig{}),
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},
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}
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if c.API != nil {
|
|
apiConf, err := c.API.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(apiConf))
|
|
}
|
|
if c.Metrics != nil {
|
|
metricsConf, err := c.Metrics.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(metricsConf))
|
|
}
|
|
if c.Stats != nil {
|
|
statsConf, err := c.Stats.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(statsConf))
|
|
}
|
|
|
|
var logConfMsg *serial.TypedMessage
|
|
if c.LogConfig != nil {
|
|
logConfMsg = serial.ToTypedMessage(c.LogConfig.Build())
|
|
} else {
|
|
logConfMsg = serial.ToTypedMessage(DefaultLogConfig())
|
|
}
|
|
// let logger module be the first App to start,
|
|
// so that other modules could print log during initiating
|
|
config.App = append([]*serial.TypedMessage{logConfMsg}, config.App...)
|
|
|
|
if c.RouterConfig != nil {
|
|
routerConfig, err := c.RouterConfig.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(routerConfig))
|
|
}
|
|
|
|
if c.DNSConfig != nil {
|
|
dnsApp, err := c.DNSConfig.Build()
|
|
if err != nil {
|
|
return nil, errors.New("failed to parse DNS config").Base(err)
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(dnsApp))
|
|
}
|
|
|
|
if c.Policy != nil {
|
|
pc, err := c.Policy.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(pc))
|
|
}
|
|
|
|
if c.Reverse != nil {
|
|
r, err := c.Reverse.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(r))
|
|
}
|
|
|
|
if c.FakeDNS != nil {
|
|
r, err := c.FakeDNS.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append([]*serial.TypedMessage{serial.ToTypedMessage(r)}, config.App...)
|
|
}
|
|
|
|
if c.Observatory != nil {
|
|
r, err := c.Observatory.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(r))
|
|
}
|
|
|
|
if c.BurstObservatory != nil {
|
|
r, err := c.BurstObservatory.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.App = append(config.App, serial.ToTypedMessage(r))
|
|
}
|
|
|
|
var inbounds []InboundDetourConfig
|
|
|
|
if len(c.InboundConfigs) > 0 {
|
|
inbounds = append(inbounds, c.InboundConfigs...)
|
|
}
|
|
|
|
if len(c.Transport) > 0 {
|
|
return nil, errors.PrintRemovedFeatureError("Global transport config", "streamSettings in inbounds and outbounds")
|
|
}
|
|
|
|
for _, rawInboundConfig := range inbounds {
|
|
ic, err := rawInboundConfig.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.Inbound = append(config.Inbound, ic)
|
|
}
|
|
|
|
var outbounds []OutboundDetourConfig
|
|
|
|
if len(c.OutboundConfigs) > 0 {
|
|
outbounds = append(outbounds, c.OutboundConfigs...)
|
|
}
|
|
|
|
for _, rawOutboundConfig := range outbounds {
|
|
oc, err := rawOutboundConfig.Build()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config.Outbound = append(config.Outbound, oc)
|
|
}
|
|
|
|
return config, nil
|
|
}
|
|
|
|
// Convert string to Address.
|
|
func ParseSendThough(Addr *string) *Address {
|
|
var addr Address
|
|
addr.Address = net.ParseAddress(strings.Split(*Addr, "/")[0])
|
|
return &addr
|
|
}
|