v24.12.31

XHTTP: Beyond REALITY: https://github.com/XTLS/Xray-core/discussions/4113

.github/docker/Dockerfile

@@ -22,7 +22,7 @@ VOLUME /etc/xray
 ARG TZ=Asia/Shanghai
 ENV TZ=$TZ
 ENTRYPOINT [ "/usr/bin/xray" ]
-CMD [ "-config", "/etc/xray/config.json" ]
+CMD [ "-confdir", "/etc/xray/" ]
 
 ARG flavor=v2fly
 COPY --from=build --chmod=644 /$flavor /usr/share/xray

README.md

@@ -6,7 +6,9 @@
 
 ## Donation & NFTs
 
-[Announcement of NFTs by Project X](https://github.com/XTLS/Xray-core/discussions/3633)
+- **ETH/USDT/USDC: `0xDc3Fe44F0f25D13CACb1C4896CD0D321df3146Ee`**
+- **Project X NFT: [Announcement of NFTs by Project X](https://github.com/XTLS/Xray-core/discussions/3633)**
+- **REALITY NFT: [XHTTP: Beyond REALITY](https://github.com/XTLS/Xray-core/discussions/4113)**
 
 ## License
 

app/dispatcher/default.go

@@ -106,7 +106,7 @@ func init() {
 	common.Must(common.RegisterConfig((*Config)(nil), func(ctx context.Context, config interface{}) (interface{}, error) {
 		d := new(DefaultDispatcher)
 		if err := core.RequireFeatures(ctx, func(om outbound.Manager, router routing.Router, pm policy.Manager, sm stats.Manager, dc dns.Client) error {
-			core.RequireFeatures(ctx, func(fdns dns.FakeDNSEngine) {
+			core.OptionalFeatures(ctx, func(fdns dns.FakeDNSEngine) {
 				d.fdns = fdns
 			})
 			return d.Init(config.(*Config), om, router, pm, sm, dc)
@@ -181,6 +181,18 @@ func (d *DefaultDispatcher) getLink(ctx context.Context) (*transport.Link, *tran
 				}
 			}
 		}
+
+		if p.Stats.UserOnline {
+			name := "user>>>" + user.Email + ">>>online"
+			if om, _ := stats.GetOrRegisterOnlineMap(d.stats, name); om != nil {
+				sessionInbounds := session.InboundFromContext(ctx)
+				userIP := sessionInbounds.Source.Address.String()
+				om.AddIP(userIP)
+				// log Online user with ips
+				// errors.LogDebug(ctx, "user>>>" + user.Email + ">>>online", om.Count(), om.List())
+
+			}
+		}
 	}
 
 	return inboundLink, outboundLink

app/dispatcher/fakednssniffer.go

@@ -28,7 +28,7 @@ func newFakeDNSSniffer(ctx context.Context) (protocolSnifferWithMetadata, error)
 	}
 	return protocolSnifferWithMetadata{protocolSniffer: func(ctx context.Context, bytes []byte) (SniffResult, error) {
 		outbounds := session.OutboundsFromContext(ctx)
-		ob := outbounds[len(outbounds) - 1]
+		ob := outbounds[len(outbounds)-1]
 		if ob.Target.Network == net.Network_TCP || ob.Target.Network == net.Network_UDP {
 			domainFromFakeDNS := fakeDNSEngine.GetDomainFromFakeDNS(ob.Target.Address)
 			if domainFromFakeDNS != "" {

app/dns/dnscommon_test.go

@@ -88,7 +88,7 @@ func Test_parseResponse(t *testing.T) {
 				got.Expire = time.Time{}
 			}
 			if cmp.Diff(got, tt.want) != "" {
-				t.Errorf(cmp.Diff(got, tt.want))
+				t.Error(cmp.Diff(got, tt.want))
 				// t.Errorf("handleResponse() = %#v, want %#v", got, tt.want)
 			}
 		})

app/dns/nameserver.go

@@ -35,7 +35,7 @@ type Client struct {
 var errExpectedIPNonMatch = errors.New("expectIPs not match")
 
 // NewServer creates a name server object according to the network destination url.
-func NewServer(dest net.Destination, dispatcher routing.Dispatcher, queryStrategy QueryStrategy) (Server, error) {
+func NewServer(ctx context.Context, dest net.Destination, dispatcher routing.Dispatcher, queryStrategy QueryStrategy) (Server, error) {
 	if address := dest.Address; address.Family().IsDomain() {
 		u, err := url.Parse(address.Domain())
 		if err != nil {
@@ -55,7 +55,11 @@ func NewServer(dest net.Destination, dispatcher routing.Dispatcher, queryStrateg
 		case strings.EqualFold(u.Scheme, "tcp+local"): // DNS-over-TCP Local mode
 			return NewTCPLocalNameServer(u, queryStrategy)
 		case strings.EqualFold(u.String(), "fakedns"):
-			return NewFakeDNSServer(), nil
+			var fd dns.FakeDNSEngine
+			core.RequireFeatures(ctx, func(fdns dns.FakeDNSEngine) {
+				fd = fdns
+			})
+			return NewFakeDNSServer(fd), nil
 		}
 	}
 	if dest.Network == net.Network_Unknown {
@@ -80,7 +84,7 @@ func NewClient(
 
 	err := core.RequireFeatures(ctx, func(dispatcher routing.Dispatcher) error {
 		// Create a new server for each client for now
-		server, err := NewServer(ns.Address.AsDestination(), dispatcher, ns.GetQueryStrategy())
+		server, err := NewServer(ctx, ns.Address.AsDestination(), dispatcher, ns.GetQueryStrategy())
 		if err != nil {
 			return errors.New("failed to create nameserver").Base(err).AtWarning()
 		}

app/dns/nameserver_doh.go

@@ -8,7 +8,6 @@ import (
 	"net/http"
 	"net/url"
 	"sync"
-	"sync/atomic"
 	"time"
 
 	"github.com/xtls/xray-core/common"
@@ -35,7 +34,6 @@ type DoHNameServer struct {
 	ips           map[string]*record
 	pub           *pubsub.Service
 	cleanup       *task.Periodic
-	reqID         uint32
 	httpClient    *http.Client
 	dohURL        string
 	name          string
@@ -222,7 +220,7 @@ func (s *DoHNameServer) updateIP(req *dnsRequest, ipRec *IPRecord) {
 }
 
 func (s *DoHNameServer) newReqID() uint16 {
-	return uint16(atomic.AddUint32(&s.reqID, 1))
+	return 0
 }
 
 func (s *DoHNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption) {

app/dns/nameserver_fakedns.go

@@ -5,7 +5,6 @@ import (
 
 	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/core"
 	"github.com/xtls/xray-core/features/dns"
 )
 
@@ -13,8 +12,8 @@ type FakeDNSServer struct {
 	fakeDNSEngine dns.FakeDNSEngine
 }
 
-func NewFakeDNSServer() *FakeDNSServer {
-	return &FakeDNSServer{}
+func NewFakeDNSServer(fd dns.FakeDNSEngine) *FakeDNSServer {
+	return &FakeDNSServer{fakeDNSEngine: fd}
 }
 
 func (FakeDNSServer) Name() string {
@@ -23,12 +22,9 @@ func (FakeDNSServer) Name() string {
 
 func (f *FakeDNSServer) QueryIP(ctx context.Context, domain string, _ net.IP, opt dns.IPOption, _ bool) ([]net.IP, error) {
 	if f.fakeDNSEngine == nil {
-		if err := core.RequireFeatures(ctx, func(fd dns.FakeDNSEngine) {
-			f.fakeDNSEngine = fd
-		}); err != nil {
-			return nil, errors.New("Unable to locate a fake DNS Engine").Base(err).AtError()
-		}
+		return nil, errors.New("Unable to locate a fake DNS Engine").AtError()
 	}
+
 	var ips []net.Address
 	if fkr0, ok := f.fakeDNSEngine.(dns.FakeDNSEngineRev0); ok {
 		ips = fkr0.GetFakeIPForDomain3(domain, opt.IPv4Enable, opt.IPv6Enable)

app/dns/nameserver_quic.go

@@ -6,10 +6,9 @@ import (
 	"encoding/binary"
 	"net/url"
 	"sync"
-	"sync/atomic"
 	"time"
 
-	"github.com/quic-go/quic-go"
+	"github.com/xtls/quic-go"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/errors"
@@ -37,7 +36,6 @@ type QUICNameServer struct {
 	ips           map[string]*record
 	pub           *pubsub.Service
 	cleanup       *task.Periodic
-	reqID         uint32
 	name          string
 	destination   *net.Destination
 	connection    quic.Connection
@@ -156,7 +154,7 @@ func (s *QUICNameServer) updateIP(req *dnsRequest, ipRec *IPRecord) {
 }
 
 func (s *QUICNameServer) newReqID() uint16 {
-	return uint16(atomic.AddUint32(&s.reqID, 1))
+	return 0
 }
 
 func (s *QUICNameServer) sendQuery(ctx context.Context, domain string, clientIP net.IP, option dns_feature.IPOption) {

app/dns/nameserver_quic_test.go

@@ -14,7 +14,7 @@ import (
 )
 
 func TestQUICNameServer(t *testing.T) {
-	url, err := url.Parse("quic://dns.adguard.com")
+	url, err := url.Parse("quic://dns.adguard-dns.com")
 	common.Must(err)
 	s, err := NewQUICNameServer(url, QueryStrategy_USE_IP)
 	common.Must(err)
@@ -42,7 +42,7 @@ func TestQUICNameServer(t *testing.T) {
 }
 
 func TestQUICNameServerWithIPv4Override(t *testing.T) {
-	url, err := url.Parse("quic://dns.adguard.com")
+	url, err := url.Parse("quic://dns.adguard-dns.com")
 	common.Must(err)
 	s, err := NewQUICNameServer(url, QueryStrategy_USE_IP4)
 	common.Must(err)
@@ -65,7 +65,7 @@ func TestQUICNameServerWithIPv4Override(t *testing.T) {
 }
 
 func TestQUICNameServerWithIPv6Override(t *testing.T) {
-	url, err := url.Parse("quic://dns.adguard.com")
+	url, err := url.Parse("quic://dns.adguard-dns.com")
 	common.Must(err)
 	s, err := NewQUICNameServer(url, QueryStrategy_USE_IP6)
 	common.Must(err)

app/log/log.go

@@ -31,8 +31,8 @@ func New(ctx context.Context, config *Config) (*Instance, error) {
 	}
 	log.RegisterHandler(g)
 
-	// Start logger instantly on initialization
-	// Other modules would log during initialization
+	// start logger now,
+	// then other modules will be able to log during initialization
 	if err := g.startInternal(); err != nil {
 		return nil, err
 	}

app/observatory/burst/burstobserver.go

@@ -12,6 +12,7 @@ import (
 	"github.com/xtls/xray-core/core"
 	"github.com/xtls/xray-core/features/extension"
 	"github.com/xtls/xray-core/features/outbound"
+	"github.com/xtls/xray-core/features/routing"
 	"google.golang.org/protobuf/proto"
 )
 
@@ -88,13 +89,15 @@ func (o *Observer) Close() error {
 
 func New(ctx context.Context, config *Config) (*Observer, error) {
 	var outboundManager outbound.Manager
-	err := core.RequireFeatures(ctx, func(om outbound.Manager) {
+	var dispatcher routing.Dispatcher
+	err := core.RequireFeatures(ctx, func(om outbound.Manager, rd routing.Dispatcher) {
 		outboundManager = om
+		dispatcher = rd
 	})
 	if err != nil {
 		return nil, errors.New("Cannot get depended features").Base(err)
 	}
-	hp := NewHealthPing(ctx, config.PingConfig)
+	hp := NewHealthPing(ctx, dispatcher, config.PingConfig)
 	return &Observer{
 		config: config,
 		ctx:    ctx,

app/observatory/burst/healthping.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/xtls/xray-core/common/dice"
 	"github.com/xtls/xray-core/common/errors"
+	"github.com/xtls/xray-core/features/routing"
 )
 
 // HealthPingSettings holds settings for health Checker
@@ -23,6 +24,7 @@ type HealthPingSettings struct {
 // HealthPing is the health checker for balancers
 type HealthPing struct {
 	ctx         context.Context
+	dispatcher  routing.Dispatcher
 	access      sync.Mutex
 	ticker      *time.Ticker
 	tickerClose chan struct{}
@@ -32,7 +34,7 @@ type HealthPing struct {
 }
 
 // NewHealthPing creates a new HealthPing with settings
-func NewHealthPing(ctx context.Context, config *HealthPingConfig) *HealthPing {
+func NewHealthPing(ctx context.Context, dispatcher routing.Dispatcher, config *HealthPingConfig) *HealthPing {
 	settings := &HealthPingSettings{}
 	if config != nil {
 		settings = &HealthPingSettings{
@@ -65,6 +67,7 @@ func NewHealthPing(ctx context.Context, config *HealthPingConfig) *HealthPing {
 	}
 	return &HealthPing{
 		ctx:      ctx,
+		dispatcher: dispatcher,
 		Settings: settings,
 		Results:  nil,
 	}
@@ -149,6 +152,7 @@ func (h *HealthPing) doCheck(tags []string, duration time.Duration, rounds int)
 		handler := tag
 		client := newPingClient(
 			h.ctx,
+			h.dispatcher,
 			h.Settings.Destination,
 			h.Settings.Timeout,
 			handler,

app/observatory/burst/ping.go

@@ -6,6 +6,7 @@ import (
 	"time"
 
 	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/features/routing"
 	"github.com/xtls/xray-core/transport/internet/tagged"
 )
 
@@ -14,10 +15,10 @@ type pingClient struct {
 	httpClient  *http.Client
 }
 
-func newPingClient(ctx context.Context, destination string, timeout time.Duration, handler string) *pingClient {
+func newPingClient(ctx context.Context, dispatcher routing.Dispatcher, destination string, timeout time.Duration, handler string) *pingClient {
 	return &pingClient{
 		destination: destination,
-		httpClient:  newHTTPClient(ctx, handler, timeout),
+		httpClient:  newHTTPClient(ctx, dispatcher, handler, timeout),
 	}
 }
 
@@ -28,7 +29,7 @@ func newDirectPingClient(destination string, timeout time.Duration) *pingClient
 	}
 }
 
-func newHTTPClient(ctxv context.Context, handler string, timeout time.Duration) *http.Client {
+func newHTTPClient(ctxv context.Context, dispatcher routing.Dispatcher, handler string, timeout time.Duration) *http.Client {
 	tr := &http.Transport{
 		DisableKeepAlives: true,
 		DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
@@ -36,7 +37,7 @@ func newHTTPClient(ctxv context.Context, handler string, timeout time.Duration)
 			if err != nil {
 				return nil, err
 			}
-			return tagged.Dialer(ctxv, dest, handler)
+			return tagged.Dialer(ctxv, dispatcher, dest, handler)
 		},
 	}
 	return &http.Client{
@@ -52,7 +53,7 @@ func newHTTPClient(ctxv context.Context, handler string, timeout time.Duration)
 // MeasureDelay returns the delay time of the request to dest
 func (s *pingClient) MeasureDelay() (time.Duration, error) {
 	if s.httpClient == nil {
-		panic("pingClient no initialized")
+		panic("pingClient not initialized")
 	}
 	req, err := http.NewRequest(http.MethodHead, s.destination, nil)
 	if err != nil {

app/observatory/command/command.go

@@ -38,7 +38,7 @@ func init() {
 		sv := &service{v: s}
 		err := s.RequireFeatures(func(Observatory extension.Observatory) {
 			sv.observatory = Observatory
-		})
+		}, false)
 		if err != nil {
 			return nil, err
 		}

app/observatory/observer.go

@@ -18,6 +18,7 @@ import (
 	"github.com/xtls/xray-core/core"
 	"github.com/xtls/xray-core/features/extension"
 	"github.com/xtls/xray-core/features/outbound"
+	"github.com/xtls/xray-core/features/routing"
 	"github.com/xtls/xray-core/transport/internet/tagged"
 	"google.golang.org/protobuf/proto"
 )
@@ -32,6 +33,7 @@ type Observer struct {
 	finished *done.Instance
 
 	ohm outbound.Manager
+	dispatcher routing.Dispatcher
 }
 
 func (o *Observer) GetObservation(ctx context.Context) (proto.Message, error) {
@@ -131,7 +133,7 @@ func (o *Observer) probe(outbound string) ProbeResult {
 					return errors.New("cannot understand address").Base(err)
 				}
 				trackedCtx := session.TrackedConnectionError(o.ctx, errorCollectorForRequest)
-				conn, err := tagged.Dialer(trackedCtx, dest, outbound)
+				conn, err := tagged.Dialer(trackedCtx, o.dispatcher, dest, outbound)
 				if err != nil {
 					return errors.New("cannot dial remote address ", dest).Base(err)
 				}
@@ -215,8 +217,10 @@ func (o *Observer) findStatusLocationLockHolderOnly(outbound string) int {
 
 func New(ctx context.Context, config *Config) (*Observer, error) {
 	var outboundManager outbound.Manager
-	err := core.RequireFeatures(ctx, func(om outbound.Manager) {
+	var dispatcher routing.Dispatcher
+	err := core.RequireFeatures(ctx, func(om outbound.Manager, rd routing.Dispatcher) {
 		outboundManager = om
+		dispatcher = rd
 	})
 	if err != nil {
 		return nil, errors.New("Cannot get depended features").Base(err)
@@ -225,6 +229,7 @@ func New(ctx context.Context, config *Config) (*Observer, error) {
 		config: config,
 		ctx:    ctx,
 		ohm:    outboundManager,
+		dispatcher: dispatcher,
 	}, nil
 }
 

app/policy/config.go

@@ -73,6 +73,7 @@ func (p *Policy) ToCorePolicy() policy.Session {
 	if p.Stats != nil {
 		cp.Stats.UserUplink = p.Stats.UserUplink
 		cp.Stats.UserDownlink = p.Stats.UserDownlink
+		cp.Stats.UserOnline = p.Stats.UserOnline
 	}
 	if p.Buffer != nil {
 		cp.Buffer.PerConnection = p.Buffer.Connection

app/policy/config.pb.go

@@ -301,6 +301,7 @@ type Policy_Stats struct {
 
 	UserUplink   bool `protobuf:"varint,1,opt,name=user_uplink,json=userUplink,proto3" json:"user_uplink,omitempty"`
 	UserDownlink bool `protobuf:"varint,2,opt,name=user_downlink,json=userDownlink,proto3" json:"user_downlink,omitempty"`
+	UserOnline   bool `protobuf:"varint,3,opt,name=user_online,json=userOnline,proto3" json:"user_online,omitempty"`
 }
 
 func (x *Policy_Stats) Reset() {
@@ -347,6 +348,13 @@ func (x *Policy_Stats) GetUserDownlink() bool {
 	return false
 }
 
+func (x *Policy_Stats) GetUserOnline() bool {
+	if x != nil {
+		return x.UserOnline
+	}
+	return false
+}
+
 type Policy_Buffer struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -469,7 +477,7 @@ var file_app_policy_config_proto_rawDesc = []byte{
 	0x66, 0x69, 0x67, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0f, 0x78, 0x72, 0x61, 0x79, 0x2e,
 	0x61, 0x70, 0x70, 0x2e, 0x70, 0x6f, 0x6c, 0x69, 0x63, 0x79, 0x22, 0x1e, 0x0a, 0x06, 0x53, 0x65,
 	0x63, 0x6f, 0x6e, 0x64, 0x12, 0x14, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x01, 0x20,
-	0x01, 0x28, 0x0d, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0xa6, 0x04, 0x0a, 0x06, 0x50,
+	0x01, 0x28, 0x0d, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0xc7, 0x04, 0x0a, 0x06, 0x50,
 	0x6f, 0x6c, 0x69, 0x63, 0x79, 0x12, 0x39, 0x0a, 0x07, 0x74, 0x69, 0x6d, 0x65, 0x6f, 0x75, 0x74,
 	0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1f, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70,
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@@ -496,49 +504,51 @@ var file_app_policy_config_proto_rawDesc = []byte{
 	0x64, 0x6f, 0x77, 0x6e, 0x6c, 0x69, 0x6e, 0x6b, 0x5f, 0x6f, 0x6e, 0x6c, 0x79, 0x18, 0x04, 0x20,
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+	0x63, 0x79, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (

app/policy/config.proto

@@ -22,6 +22,7 @@ message Policy {
   message Stats {
     bool user_uplink = 1;
     bool user_downlink = 2;
+    bool user_online = 3;
   }
 
   message Buffer {

app/proxyman/command/command.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/errors"
+	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/core"
 	"github.com/xtls/xray-core/features/inbound"
 	"github.com/xtls/xray-core/features/outbound"
@@ -98,6 +99,46 @@ func (s *handlerServer) AlterInbound(ctx context.Context, request *AlterInboundR
 	return &AlterInboundResponse{}, operation.ApplyInbound(ctx, handler)
 }
 
+func (s *handlerServer) GetInboundUsers(ctx context.Context, request *GetInboundUserRequest) (*GetInboundUserResponse, error) {
+	handler, err := s.ihm.GetHandler(ctx, request.Tag)
+	if err != nil {
+		return nil, errors.New("failed to get handler: ", request.Tag).Base(err)
+	}
+	p, err := getInbound(handler)
+	if err != nil {
+		return nil, err
+	}
+	um, ok := p.(proxy.UserManager)
+	if !ok {
+		return nil, errors.New("proxy is not a UserManager")
+	}
+	if len(request.Email) > 0 {
+		return &GetInboundUserResponse{Users: []*protocol.User{protocol.ToProtoUser(um.GetUser(ctx, request.Email))}}, nil
+	}
+	var result = make([]*protocol.User, 0, 100)
+	users := um.GetUsers(ctx)
+	for _, u := range users {
+		result = append(result, protocol.ToProtoUser(u))
+	}
+	return &GetInboundUserResponse{Users: result}, nil
+}
+
+func (s *handlerServer) GetInboundUsersCount(ctx context.Context, request *GetInboundUserRequest) (*GetInboundUsersCountResponse, error) {
+	handler, err := s.ihm.GetHandler(ctx, request.Tag)
+	if err != nil {
+		return nil, errors.New("failed to get handler: ", request.Tag).Base(err)
+	}
+	p, err := getInbound(handler)
+	if err != nil {
+		return nil, err
+	}
+	um, ok := p.(proxy.UserManager)
+	if !ok {
+		return nil, errors.New("proxy is not a UserManager")
+	}
+	return &GetInboundUsersCountResponse{Count: um.GetUsersCount(ctx)}, nil
+}
+
 func (s *handlerServer) AddOutbound(ctx context.Context, request *AddOutboundRequest) (*AddOutboundResponse, error) {
 	if err := core.AddOutboundHandler(s.s, request.Outbound); err != nil {
 		return nil, err
@@ -136,7 +177,7 @@ func (s *service) Register(server *grpc.Server) {
 	common.Must(s.v.RequireFeatures(func(im inbound.Manager, om outbound.Manager) {
 		hs.ihm = im
 		hs.ohm = om
-	}))
+	}, false))
 	RegisterHandlerServiceServer(server, hs)
 
 	// For compatibility purposes

app/proxyman/command/command.pb.go

@@ -364,6 +364,149 @@ func (*AlterInboundResponse) Descriptor() ([]byte, []int) {
 	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{7}
 }
 
+type GetInboundUserRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Tag   string `protobuf:"bytes,1,opt,name=tag,proto3" json:"tag,omitempty"`
+	Email string `protobuf:"bytes,2,opt,name=email,proto3" json:"email,omitempty"`
+}
+
+func (x *GetInboundUserRequest) Reset() {
+	*x = GetInboundUserRequest{}
+	mi := &file_app_proxyman_command_command_proto_msgTypes[8]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *GetInboundUserRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*GetInboundUserRequest) ProtoMessage() {}
+
+func (x *GetInboundUserRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_app_proxyman_command_command_proto_msgTypes[8]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use GetInboundUserRequest.ProtoReflect.Descriptor instead.
+func (*GetInboundUserRequest) Descriptor() ([]byte, []int) {
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{8}
+}
+
+func (x *GetInboundUserRequest) GetTag() string {
+	if x != nil {
+		return x.Tag
+	}
+	return ""
+}
+
+func (x *GetInboundUserRequest) GetEmail() string {
+	if x != nil {
+		return x.Email
+	}
+	return ""
+}
+
+type GetInboundUserResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Users []*protocol.User `protobuf:"bytes,1,rep,name=users,proto3" json:"users,omitempty"`
+}
+
+func (x *GetInboundUserResponse) Reset() {
+	*x = GetInboundUserResponse{}
+	mi := &file_app_proxyman_command_command_proto_msgTypes[9]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *GetInboundUserResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*GetInboundUserResponse) ProtoMessage() {}
+
+func (x *GetInboundUserResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_app_proxyman_command_command_proto_msgTypes[9]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use GetInboundUserResponse.ProtoReflect.Descriptor instead.
+func (*GetInboundUserResponse) Descriptor() ([]byte, []int) {
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{9}
+}
+
+func (x *GetInboundUserResponse) GetUsers() []*protocol.User {
+	if x != nil {
+		return x.Users
+	}
+	return nil
+}
+
+type GetInboundUsersCountResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Count int64 `protobuf:"varint,1,opt,name=count,proto3" json:"count,omitempty"`
+}
+
+func (x *GetInboundUsersCountResponse) Reset() {
+	*x = GetInboundUsersCountResponse{}
+	mi := &file_app_proxyman_command_command_proto_msgTypes[10]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *GetInboundUsersCountResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*GetInboundUsersCountResponse) ProtoMessage() {}
+
+func (x *GetInboundUsersCountResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_app_proxyman_command_command_proto_msgTypes[10]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use GetInboundUsersCountResponse.ProtoReflect.Descriptor instead.
+func (*GetInboundUsersCountResponse) Descriptor() ([]byte, []int) {
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{10}
+}
+
+func (x *GetInboundUsersCountResponse) GetCount() int64 {
+	if x != nil {
+		return x.Count
+	}
+	return 0
+}
+
 type AddOutboundRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -374,7 +517,7 @@ type AddOutboundRequest struct {
 
 func (x *AddOutboundRequest) Reset() {
 	*x = AddOutboundRequest{}
-	mi := &file_app_proxyman_command_command_proto_msgTypes[8]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[11]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -386,7 +529,7 @@ func (x *AddOutboundRequest) String() string {
 func (*AddOutboundRequest) ProtoMessage() {}
 
 func (x *AddOutboundRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_app_proxyman_command_command_proto_msgTypes[8]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[11]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -399,7 +542,7 @@ func (x *AddOutboundRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AddOutboundRequest.ProtoReflect.Descriptor instead.
 func (*AddOutboundRequest) Descriptor() ([]byte, []int) {
-	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{8}
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{11}
 }
 
 func (x *AddOutboundRequest) GetOutbound() *core.OutboundHandlerConfig {
@@ -417,7 +560,7 @@ type AddOutboundResponse struct {
 
 func (x *AddOutboundResponse) Reset() {
 	*x = AddOutboundResponse{}
-	mi := &file_app_proxyman_command_command_proto_msgTypes[9]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[12]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -429,7 +572,7 @@ func (x *AddOutboundResponse) String() string {
 func (*AddOutboundResponse) ProtoMessage() {}
 
 func (x *AddOutboundResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_app_proxyman_command_command_proto_msgTypes[9]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[12]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -442,7 +585,7 @@ func (x *AddOutboundResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AddOutboundResponse.ProtoReflect.Descriptor instead.
 func (*AddOutboundResponse) Descriptor() ([]byte, []int) {
-	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{9}
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{12}
 }
 
 type RemoveOutboundRequest struct {
@@ -455,7 +598,7 @@ type RemoveOutboundRequest struct {
 
 func (x *RemoveOutboundRequest) Reset() {
 	*x = RemoveOutboundRequest{}
-	mi := &file_app_proxyman_command_command_proto_msgTypes[10]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[13]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -467,7 +610,7 @@ func (x *RemoveOutboundRequest) String() string {
 func (*RemoveOutboundRequest) ProtoMessage() {}
 
 func (x *RemoveOutboundRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_app_proxyman_command_command_proto_msgTypes[10]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[13]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -480,7 +623,7 @@ func (x *RemoveOutboundRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use RemoveOutboundRequest.ProtoReflect.Descriptor instead.
 func (*RemoveOutboundRequest) Descriptor() ([]byte, []int) {
-	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{10}
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{13}
 }
 
 func (x *RemoveOutboundRequest) GetTag() string {
@@ -498,7 +641,7 @@ type RemoveOutboundResponse struct {
 
 func (x *RemoveOutboundResponse) Reset() {
 	*x = RemoveOutboundResponse{}
-	mi := &file_app_proxyman_command_command_proto_msgTypes[11]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[14]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -510,7 +653,7 @@ func (x *RemoveOutboundResponse) String() string {
 func (*RemoveOutboundResponse) ProtoMessage() {}
 
 func (x *RemoveOutboundResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_app_proxyman_command_command_proto_msgTypes[11]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[14]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -523,7 +666,7 @@ func (x *RemoveOutboundResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use RemoveOutboundResponse.ProtoReflect.Descriptor instead.
 func (*RemoveOutboundResponse) Descriptor() ([]byte, []int) {
-	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{11}
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{14}
 }
 
 type AlterOutboundRequest struct {
@@ -537,7 +680,7 @@ type AlterOutboundRequest struct {
 
 func (x *AlterOutboundRequest) Reset() {
 	*x = AlterOutboundRequest{}
-	mi := &file_app_proxyman_command_command_proto_msgTypes[12]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[15]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -549,7 +692,7 @@ func (x *AlterOutboundRequest) String() string {
 func (*AlterOutboundRequest) ProtoMessage() {}
 
 func (x *AlterOutboundRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_app_proxyman_command_command_proto_msgTypes[12]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[15]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -562,7 +705,7 @@ func (x *AlterOutboundRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AlterOutboundRequest.ProtoReflect.Descriptor instead.
 func (*AlterOutboundRequest) Descriptor() ([]byte, []int) {
-	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{12}
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *AlterOutboundRequest) GetTag() string {
@@ -587,7 +730,7 @@ type AlterOutboundResponse struct {
 
 func (x *AlterOutboundResponse) Reset() {
 	*x = AlterOutboundResponse{}
-	mi := &file_app_proxyman_command_command_proto_msgTypes[13]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[16]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -599,7 +742,7 @@ func (x *AlterOutboundResponse) String() string {
 func (*AlterOutboundResponse) ProtoMessage() {}
 
 func (x *AlterOutboundResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_app_proxyman_command_command_proto_msgTypes[13]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[16]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -612,7 +755,7 @@ func (x *AlterOutboundResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use AlterOutboundResponse.ProtoReflect.Descriptor instead.
 func (*AlterOutboundResponse) Descriptor() ([]byte, []int) {
-	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{13}
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{16}
 }
 
 type Config struct {
@@ -623,7 +766,7 @@ type Config struct {
 
 func (x *Config) Reset() {
 	*x = Config{}
-	mi := &file_app_proxyman_command_command_proto_msgTypes[14]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[17]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -635,7 +778,7 @@ func (x *Config) String() string {
 func (*Config) ProtoMessage() {}
 
 func (x *Config) ProtoReflect() protoreflect.Message {
-	mi := &file_app_proxyman_command_command_proto_msgTypes[14]
+	mi := &file_app_proxyman_command_command_proto_msgTypes[17]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -648,7 +791,7 @@ func (x *Config) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Config.ProtoReflect.Descriptor instead.
 func (*Config) Descriptor() ([]byte, []int) {
-	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{14}
+	return file_app_proxyman_command_command_proto_rawDescGZIP(), []int{17}
 }
 
 var File_app_proxyman_command_command_proto protoreflect.FileDescriptor
@@ -688,79 +831,107 @@ var file_app_proxyman_command_command_proto_rawDesc = []byte{
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 }
 
 var (
@@ -775,51 +946,59 @@ func file_app_proxyman_command_command_proto_rawDescGZIP() []byte {
 	return file_app_proxyman_command_command_proto_rawDescData
 }
 
-var file_app_proxyman_command_command_proto_msgTypes = make([]protoimpl.MessageInfo, 15)
+var file_app_proxyman_command_command_proto_msgTypes = make([]protoimpl.MessageInfo, 18)
 var file_app_proxyman_command_command_proto_goTypes = []any{
-	(*AddUserOperation)(nil),           // 0: xray.app.proxyman.command.AddUserOperation
-	(*RemoveUserOperation)(nil),        // 1: xray.app.proxyman.command.RemoveUserOperation
-	(*AddInboundRequest)(nil),          // 2: xray.app.proxyman.command.AddInboundRequest
-	(*AddInboundResponse)(nil),         // 3: xray.app.proxyman.command.AddInboundResponse
-	(*RemoveInboundRequest)(nil),       // 4: xray.app.proxyman.command.RemoveInboundRequest
-	(*RemoveInboundResponse)(nil),      // 5: xray.app.proxyman.command.RemoveInboundResponse
-	(*AlterInboundRequest)(nil),        // 6: xray.app.proxyman.command.AlterInboundRequest
-	(*AlterInboundResponse)(nil),       // 7: xray.app.proxyman.command.AlterInboundResponse
-	(*AddOutboundRequest)(nil),         // 8: xray.app.proxyman.command.AddOutboundRequest
-	(*AddOutboundResponse)(nil),        // 9: xray.app.proxyman.command.AddOutboundResponse
-	(*RemoveOutboundRequest)(nil),      // 10: xray.app.proxyman.command.RemoveOutboundRequest
-	(*RemoveOutboundResponse)(nil),     // 11: xray.app.proxyman.command.RemoveOutboundResponse
-	(*AlterOutboundRequest)(nil),       // 12: xray.app.proxyman.command.AlterOutboundRequest
-	(*AlterOutboundResponse)(nil),      // 13: xray.app.proxyman.command.AlterOutboundResponse
-	(*Config)(nil),                     // 14: xray.app.proxyman.command.Config
-	(*protocol.User)(nil),              // 15: xray.common.protocol.User
-	(*core.InboundHandlerConfig)(nil),  // 16: xray.core.InboundHandlerConfig
-	(*serial.TypedMessage)(nil),        // 17: xray.common.serial.TypedMessage
-	(*core.OutboundHandlerConfig)(nil), // 18: xray.core.OutboundHandlerConfig
+	(*AddUserOperation)(nil),             // 0: xray.app.proxyman.command.AddUserOperation
+	(*RemoveUserOperation)(nil),          // 1: xray.app.proxyman.command.RemoveUserOperation
+	(*AddInboundRequest)(nil),            // 2: xray.app.proxyman.command.AddInboundRequest
+	(*AddInboundResponse)(nil),           // 3: xray.app.proxyman.command.AddInboundResponse
+	(*RemoveInboundRequest)(nil),         // 4: xray.app.proxyman.command.RemoveInboundRequest
+	(*RemoveInboundResponse)(nil),        // 5: xray.app.proxyman.command.RemoveInboundResponse
+	(*AlterInboundRequest)(nil),          // 6: xray.app.proxyman.command.AlterInboundRequest
+	(*AlterInboundResponse)(nil),         // 7: xray.app.proxyman.command.AlterInboundResponse
+	(*GetInboundUserRequest)(nil),        // 8: xray.app.proxyman.command.GetInboundUserRequest
+	(*GetInboundUserResponse)(nil),       // 9: xray.app.proxyman.command.GetInboundUserResponse
+	(*GetInboundUsersCountResponse)(nil), // 10: xray.app.proxyman.command.GetInboundUsersCountResponse
+	(*AddOutboundRequest)(nil),           // 11: xray.app.proxyman.command.AddOutboundRequest
+	(*AddOutboundResponse)(nil),          // 12: xray.app.proxyman.command.AddOutboundResponse
+	(*RemoveOutboundRequest)(nil),        // 13: xray.app.proxyman.command.RemoveOutboundRequest
+	(*RemoveOutboundResponse)(nil),       // 14: xray.app.proxyman.command.RemoveOutboundResponse
+	(*AlterOutboundRequest)(nil),         // 15: xray.app.proxyman.command.AlterOutboundRequest
+	(*AlterOutboundResponse)(nil),        // 16: xray.app.proxyman.command.AlterOutboundResponse
+	(*Config)(nil),                       // 17: xray.app.proxyman.command.Config
+	(*protocol.User)(nil),                // 18: xray.common.protocol.User
+	(*core.InboundHandlerConfig)(nil),    // 19: xray.core.InboundHandlerConfig
+	(*serial.TypedMessage)(nil),          // 20: xray.common.serial.TypedMessage
+	(*core.OutboundHandlerConfig)(nil),   // 21: xray.core.OutboundHandlerConfig
 }
 var file_app_proxyman_command_command_proto_depIdxs = []int32{
-	15, // 0: xray.app.proxyman.command.AddUserOperation.user:type_name -> xray.common.protocol.User
-	16, // 1: xray.app.proxyman.command.AddInboundRequest.inbound:type_name -> xray.core.InboundHandlerConfig
-	17, // 2: xray.app.proxyman.command.AlterInboundRequest.operation:type_name -> xray.common.serial.TypedMessage
-	18, // 3: xray.app.proxyman.command.AddOutboundRequest.outbound:type_name -> xray.core.OutboundHandlerConfig
-	17, // 4: xray.app.proxyman.command.AlterOutboundRequest.operation:type_name -> xray.common.serial.TypedMessage
-	2,  // 5: xray.app.proxyman.command.HandlerService.AddInbound:input_type -> xray.app.proxyman.command.AddInboundRequest
-	4,  // 6: xray.app.proxyman.command.HandlerService.RemoveInbound:input_type -> xray.app.proxyman.command.RemoveInboundRequest
-	6,  // 7: xray.app.proxyman.command.HandlerService.AlterInbound:input_type -> xray.app.proxyman.command.AlterInboundRequest
-	8,  // 8: xray.app.proxyman.command.HandlerService.AddOutbound:input_type -> xray.app.proxyman.command.AddOutboundRequest
-	10, // 9: xray.app.proxyman.command.HandlerService.RemoveOutbound:input_type -> xray.app.proxyman.command.RemoveOutboundRequest
-	12, // 10: xray.app.proxyman.command.HandlerService.AlterOutbound:input_type -> xray.app.proxyman.command.AlterOutboundRequest
-	3,  // 11: xray.app.proxyman.command.HandlerService.AddInbound:output_type -> xray.app.proxyman.command.AddInboundResponse
-	5,  // 12: xray.app.proxyman.command.HandlerService.RemoveInbound:output_type -> xray.app.proxyman.command.RemoveInboundResponse
-	7,  // 13: xray.app.proxyman.command.HandlerService.AlterInbound:output_type -> xray.app.proxyman.command.AlterInboundResponse
-	9,  // 14: xray.app.proxyman.command.HandlerService.AddOutbound:output_type -> xray.app.proxyman.command.AddOutboundResponse
-	11, // 15: xray.app.proxyman.command.HandlerService.RemoveOutbound:output_type -> xray.app.proxyman.command.RemoveOutboundResponse
-	13, // 16: xray.app.proxyman.command.HandlerService.AlterOutbound:output_type -> xray.app.proxyman.command.AlterOutboundResponse
-	11, // [11:17] is the sub-list for method output_type
-	5,  // [5:11] is the sub-list for method input_type
-	5,  // [5:5] is the sub-list for extension type_name
-	5,  // [5:5] is the sub-list for extension extendee
-	0,  // [0:5] is the sub-list for field type_name
+	18, // 0: xray.app.proxyman.command.AddUserOperation.user:type_name -> xray.common.protocol.User
+	19, // 1: xray.app.proxyman.command.AddInboundRequest.inbound:type_name -> xray.core.InboundHandlerConfig
+	20, // 2: xray.app.proxyman.command.AlterInboundRequest.operation:type_name -> xray.common.serial.TypedMessage
+	18, // 3: xray.app.proxyman.command.GetInboundUserResponse.users:type_name -> xray.common.protocol.User
+	21, // 4: xray.app.proxyman.command.AddOutboundRequest.outbound:type_name -> xray.core.OutboundHandlerConfig
+	20, // 5: xray.app.proxyman.command.AlterOutboundRequest.operation:type_name -> xray.common.serial.TypedMessage
+	2,  // 6: xray.app.proxyman.command.HandlerService.AddInbound:input_type -> xray.app.proxyman.command.AddInboundRequest
+	4,  // 7: xray.app.proxyman.command.HandlerService.RemoveInbound:input_type -> xray.app.proxyman.command.RemoveInboundRequest
+	6,  // 8: xray.app.proxyman.command.HandlerService.AlterInbound:input_type -> xray.app.proxyman.command.AlterInboundRequest
+	8,  // 9: xray.app.proxyman.command.HandlerService.GetInboundUsers:input_type -> xray.app.proxyman.command.GetInboundUserRequest
+	8,  // 10: xray.app.proxyman.command.HandlerService.GetInboundUsersCount:input_type -> xray.app.proxyman.command.GetInboundUserRequest
+	11, // 11: xray.app.proxyman.command.HandlerService.AddOutbound:input_type -> xray.app.proxyman.command.AddOutboundRequest
+	13, // 12: xray.app.proxyman.command.HandlerService.RemoveOutbound:input_type -> xray.app.proxyman.command.RemoveOutboundRequest
+	15, // 13: xray.app.proxyman.command.HandlerService.AlterOutbound:input_type -> xray.app.proxyman.command.AlterOutboundRequest
+	3,  // 14: xray.app.proxyman.command.HandlerService.AddInbound:output_type -> xray.app.proxyman.command.AddInboundResponse
+	5,  // 15: xray.app.proxyman.command.HandlerService.RemoveInbound:output_type -> xray.app.proxyman.command.RemoveInboundResponse
+	7,  // 16: xray.app.proxyman.command.HandlerService.AlterInbound:output_type -> xray.app.proxyman.command.AlterInboundResponse
+	9,  // 17: xray.app.proxyman.command.HandlerService.GetInboundUsers:output_type -> xray.app.proxyman.command.GetInboundUserResponse
+	10, // 18: xray.app.proxyman.command.HandlerService.GetInboundUsersCount:output_type -> xray.app.proxyman.command.GetInboundUsersCountResponse
+	12, // 19: xray.app.proxyman.command.HandlerService.AddOutbound:output_type -> xray.app.proxyman.command.AddOutboundResponse
+	14, // 20: xray.app.proxyman.command.HandlerService.RemoveOutbound:output_type -> xray.app.proxyman.command.RemoveOutboundResponse
+	16, // 21: xray.app.proxyman.command.HandlerService.AlterOutbound:output_type -> xray.app.proxyman.command.AlterOutboundResponse
+	14, // [14:22] is the sub-list for method output_type
+	6,  // [6:14] is the sub-list for method input_type
+	6,  // [6:6] is the sub-list for extension type_name
+	6,  // [6:6] is the sub-list for extension extendee
+	0,  // [0:6] is the sub-list for field type_name
 }
 
 func init() { file_app_proxyman_command_command_proto_init() }
@@ -833,7 +1012,7 @@ func file_app_proxyman_command_command_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_app_proxyman_command_command_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   15,
+			NumMessages:   18,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

app/proxyman/command/command.proto

@@ -37,6 +37,19 @@ message AlterInboundRequest {
 
 message AlterInboundResponse {}
 
+message GetInboundUserRequest {
+  string tag = 1;
+  string email = 2;
+}
+
+message GetInboundUserResponse {
+  repeated xray.common.protocol.User users = 1;
+}
+
+message GetInboundUsersCountResponse {
+  int64 count = 1;
+}
+
 message AddOutboundRequest {
   core.OutboundHandlerConfig outbound = 1;
 }
@@ -63,6 +76,10 @@ service HandlerService {
 
   rpc AlterInbound(AlterInboundRequest) returns (AlterInboundResponse) {}
 
+  rpc GetInboundUsers(GetInboundUserRequest) returns (GetInboundUserResponse) {}
+
+  rpc GetInboundUsersCount(GetInboundUserRequest) returns (GetInboundUsersCountResponse) {}
+
   rpc AddOutbound(AddOutboundRequest) returns (AddOutboundResponse) {}
 
   rpc RemoveOutbound(RemoveOutboundRequest) returns (RemoveOutboundResponse) {}

app/proxyman/command/command_grpc.pb.go

@@ -19,12 +19,14 @@ import (
 const _ = grpc.SupportPackageIsVersion9
 
 const (
-	HandlerService_AddInbound_FullMethodName     = "/xray.app.proxyman.command.HandlerService/AddInbound"
-	HandlerService_RemoveInbound_FullMethodName  = "/xray.app.proxyman.command.HandlerService/RemoveInbound"
-	HandlerService_AlterInbound_FullMethodName   = "/xray.app.proxyman.command.HandlerService/AlterInbound"
-	HandlerService_AddOutbound_FullMethodName    = "/xray.app.proxyman.command.HandlerService/AddOutbound"
-	HandlerService_RemoveOutbound_FullMethodName = "/xray.app.proxyman.command.HandlerService/RemoveOutbound"
-	HandlerService_AlterOutbound_FullMethodName  = "/xray.app.proxyman.command.HandlerService/AlterOutbound"
+	HandlerService_AddInbound_FullMethodName           = "/xray.app.proxyman.command.HandlerService/AddInbound"
+	HandlerService_RemoveInbound_FullMethodName        = "/xray.app.proxyman.command.HandlerService/RemoveInbound"
+	HandlerService_AlterInbound_FullMethodName         = "/xray.app.proxyman.command.HandlerService/AlterInbound"
+	HandlerService_GetInboundUsers_FullMethodName      = "/xray.app.proxyman.command.HandlerService/GetInboundUsers"
+	HandlerService_GetInboundUsersCount_FullMethodName = "/xray.app.proxyman.command.HandlerService/GetInboundUsersCount"
+	HandlerService_AddOutbound_FullMethodName          = "/xray.app.proxyman.command.HandlerService/AddOutbound"
+	HandlerService_RemoveOutbound_FullMethodName       = "/xray.app.proxyman.command.HandlerService/RemoveOutbound"
+	HandlerService_AlterOutbound_FullMethodName        = "/xray.app.proxyman.command.HandlerService/AlterOutbound"
 )
 
 // HandlerServiceClient is the client API for HandlerService service.
@@ -34,6 +36,8 @@ type HandlerServiceClient interface {
 	AddInbound(ctx context.Context, in *AddInboundRequest, opts ...grpc.CallOption) (*AddInboundResponse, error)
 	RemoveInbound(ctx context.Context, in *RemoveInboundRequest, opts ...grpc.CallOption) (*RemoveInboundResponse, error)
 	AlterInbound(ctx context.Context, in *AlterInboundRequest, opts ...grpc.CallOption) (*AlterInboundResponse, error)
+	GetInboundUsers(ctx context.Context, in *GetInboundUserRequest, opts ...grpc.CallOption) (*GetInboundUserResponse, error)
+	GetInboundUsersCount(ctx context.Context, in *GetInboundUserRequest, opts ...grpc.CallOption) (*GetInboundUsersCountResponse, error)
 	AddOutbound(ctx context.Context, in *AddOutboundRequest, opts ...grpc.CallOption) (*AddOutboundResponse, error)
 	RemoveOutbound(ctx context.Context, in *RemoveOutboundRequest, opts ...grpc.CallOption) (*RemoveOutboundResponse, error)
 	AlterOutbound(ctx context.Context, in *AlterOutboundRequest, opts ...grpc.CallOption) (*AlterOutboundResponse, error)
@@ -77,6 +81,26 @@ func (c *handlerServiceClient) AlterInbound(ctx context.Context, in *AlterInboun
 	return out, nil
 }
 
+func (c *handlerServiceClient) GetInboundUsers(ctx context.Context, in *GetInboundUserRequest, opts ...grpc.CallOption) (*GetInboundUserResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(GetInboundUserResponse)
+	err := c.cc.Invoke(ctx, HandlerService_GetInboundUsers_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *handlerServiceClient) GetInboundUsersCount(ctx context.Context, in *GetInboundUserRequest, opts ...grpc.CallOption) (*GetInboundUsersCountResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(GetInboundUsersCountResponse)
+	err := c.cc.Invoke(ctx, HandlerService_GetInboundUsersCount_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *handlerServiceClient) AddOutbound(ctx context.Context, in *AddOutboundRequest, opts ...grpc.CallOption) (*AddOutboundResponse, error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	out := new(AddOutboundResponse)
@@ -114,6 +138,8 @@ type HandlerServiceServer interface {
 	AddInbound(context.Context, *AddInboundRequest) (*AddInboundResponse, error)
 	RemoveInbound(context.Context, *RemoveInboundRequest) (*RemoveInboundResponse, error)
 	AlterInbound(context.Context, *AlterInboundRequest) (*AlterInboundResponse, error)
+	GetInboundUsers(context.Context, *GetInboundUserRequest) (*GetInboundUserResponse, error)
+	GetInboundUsersCount(context.Context, *GetInboundUserRequest) (*GetInboundUsersCountResponse, error)
 	AddOutbound(context.Context, *AddOutboundRequest) (*AddOutboundResponse, error)
 	RemoveOutbound(context.Context, *RemoveOutboundRequest) (*RemoveOutboundResponse, error)
 	AlterOutbound(context.Context, *AlterOutboundRequest) (*AlterOutboundResponse, error)
@@ -136,6 +162,12 @@ func (UnimplementedHandlerServiceServer) RemoveInbound(context.Context, *RemoveI
 func (UnimplementedHandlerServiceServer) AlterInbound(context.Context, *AlterInboundRequest) (*AlterInboundResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method AlterInbound not implemented")
 }
+func (UnimplementedHandlerServiceServer) GetInboundUsers(context.Context, *GetInboundUserRequest) (*GetInboundUserResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetInboundUsers not implemented")
+}
+func (UnimplementedHandlerServiceServer) GetInboundUsersCount(context.Context, *GetInboundUserRequest) (*GetInboundUsersCountResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetInboundUsersCount not implemented")
+}
 func (UnimplementedHandlerServiceServer) AddOutbound(context.Context, *AddOutboundRequest) (*AddOutboundResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method AddOutbound not implemented")
 }
@@ -220,6 +252,42 @@ func _HandlerService_AlterInbound_Handler(srv interface{}, ctx context.Context,
 	return interceptor(ctx, in, info, handler)
 }
 
+func _HandlerService_GetInboundUsers_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(GetInboundUserRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(HandlerServiceServer).GetInboundUsers(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: HandlerService_GetInboundUsers_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(HandlerServiceServer).GetInboundUsers(ctx, req.(*GetInboundUserRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _HandlerService_GetInboundUsersCount_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(GetInboundUserRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(HandlerServiceServer).GetInboundUsersCount(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: HandlerService_GetInboundUsersCount_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(HandlerServiceServer).GetInboundUsersCount(ctx, req.(*GetInboundUserRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _HandlerService_AddOutbound_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(AddOutboundRequest)
 	if err := dec(in); err != nil {
@@ -293,6 +361,14 @@ var HandlerService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "AlterInbound",
 			Handler:    _HandlerService_AlterInbound_Handler,
 		},
+		{
+			MethodName: "GetInboundUsers",
+			Handler:    _HandlerService_GetInboundUsers_Handler,
+		},
+		{
+			MethodName: "GetInboundUsersCount",
+			Handler:    _HandlerService_GetInboundUsersCount_Handler,
+		},
 		{
 			MethodName: "AddOutbound",
 			Handler:    _HandlerService_AddOutbound_Handler,

app/proxyman/inbound/inbound.go

@@ -7,13 +7,14 @@ import (
 	"github.com/xtls/xray-core/app/proxyman"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/errors"
+	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/common/session"
 	"github.com/xtls/xray-core/core"
 	"github.com/xtls/xray-core/features/inbound"
 )
 
-// Manager is to manage all inbound handlers.
+// Manager manages all inbound handlers.
 type Manager struct {
 	access          sync.RWMutex
 	untaggedHandler []inbound.Handler
@@ -158,6 +159,9 @@ func NewHandler(ctx context.Context, config *core.InboundHandlerConfig) (inbound
 			Mark: streamSettings.SocketSettings.Mark,
 		})
 	}
+	if streamSettings != nil && streamSettings.ProtocolName == "splithttp" {
+		ctx = session.ContextWithAllowedNetwork(ctx, net.Network_UDP)
+	}
 
 	allocStrategy := receiverSettings.AllocationStrategy
 	if allocStrategy == nil || allocStrategy.Type == proxyman.AllocationStrategy_Always {

app/proxyman/inbound/worker.go

@@ -464,7 +464,8 @@ func (w *dsWorker) callback(conn stat.Connection) {
 		}
 	}
 	ctx = session.ContextWithInbound(ctx, &session.Inbound{
-		Source:  net.DestinationFromAddr(conn.RemoteAddr()),
+		// Unix have no source addr, so we use gateway as source for log.
+		Source:  net.UnixDestination(w.address),
 		Gateway: net.UnixDestination(w.address),
 		Tag:     w.tag,
 		Conn:    conn,

app/proxyman/outbound/handler.go

@@ -11,8 +11,8 @@ import (
 
 	"github.com/xtls/xray-core/app/proxyman"
 	"github.com/xtls/xray-core/common"
-	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/buf"
+	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/mux"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/net/cnc"
@@ -54,7 +54,7 @@ func getStatCounter(v *core.Instance, tag string) (stats.Counter, stats.Counter)
 	return uplinkCounter, downlinkCounter
 }
 
-// Handler is an implements of outbound.Handler.
+// Handler implements outbound.Handler.
 type Handler struct {
 	tag             string
 	senderSettings  *proxyman.SenderConfig

app/router/balancing.go

@@ -31,6 +31,12 @@ type RoundRobinStrategy struct {
 
 func (s *RoundRobinStrategy) InjectContext(ctx context.Context) {
 	s.ctx = ctx
+	if len(s.FallbackTag) > 0 {
+		common.Must(core.RequireFeatures(s.ctx, func(observatory extension.Observatory) error {
+			s.observatory = observatory
+			return nil
+		}))
+	}
 }
 
 func (s *RoundRobinStrategy) GetPrincipleTarget(strings []string) []string {
@@ -38,12 +44,6 @@ func (s *RoundRobinStrategy) GetPrincipleTarget(strings []string) []string {
 }
 
 func (s *RoundRobinStrategy) PickOutbound(tags []string) string {
-	if len(s.FallbackTag) > 0 && s.observatory == nil {
-		common.Must(core.RequireFeatures(s.ctx, func(observatory extension.Observatory) error {
-			s.observatory = observatory
-			return nil
-		}))
-	}
 	if s.observatory != nil {
 		observeReport, err := s.observatory.GetObservation(s.ctx)
 		if err == nil {

app/router/command/command.go

@@ -135,7 +135,7 @@ func (s *service) Register(server *grpc.Server) {
 		vCoreDesc := RoutingService_ServiceDesc
 		vCoreDesc.ServiceName = "v2ray.core.app.router.command.RoutingService"
 		server.RegisterService(&vCoreDesc, rs)
-	}))
+	}, false))
 }
 
 func init() {

app/router/condition_geoip_test.go

@@ -1,6 +1,7 @@
 package router_test
 
 import (
+	"fmt"
 	"os"
 	"path/filepath"
 	"testing"
@@ -13,16 +14,25 @@ import (
 	"google.golang.org/protobuf/proto"
 )
 
-func init() {
-	wd, err := os.Getwd()
-	common.Must(err)
+func getAssetPath(file string) (string, error) {
+	path := platform.GetAssetLocation(file)
+	_, err := os.Stat(path)
+	if os.IsNotExist(err) {
+		path := filepath.Join("..", "..", "resources", file)
+		_, err := os.Stat(path)
+		if os.IsNotExist(err) {
+			return "", fmt.Errorf("can't find %s in standard asset locations or {project_root}/resources", file)
+		}
+		if err != nil {
+			return "", fmt.Errorf("can't stat %s: %v", path, err)
+		}
+		return path, nil
+	}
+	if err != nil {
+		return "", fmt.Errorf("can't stat %s: %v", path, err)
+	}
 
-	if _, err := os.Stat(platform.GetAssetLocation("geoip.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "resources", "geoip.dat")))
-	}
-	if _, err := os.Stat(platform.GetAssetLocation("geosite.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geosite.dat"), filepath.Join(wd, "..", "..", "resources", "geosite.dat")))
-	}
+	return path, nil
 }
 
 func TestGeoIPMatcherContainer(t *testing.T) {
@@ -217,10 +227,15 @@ func TestGeoIPMatcher6US(t *testing.T) {
 }
 
 func loadGeoIP(country string) ([]*router.CIDR, error) {
-	geoipBytes, err := filesystem.ReadAsset("geoip.dat")
+	path, err := getAssetPath("geoip.dat")
 	if err != nil {
 		return nil, err
 	}
+	geoipBytes, err := filesystem.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
 	var geoipList router.GeoIPList
 	if err := proto.Unmarshal(geoipBytes, &geoipList); err != nil {
 		return nil, err

app/router/condition_test.go

@@ -1,8 +1,6 @@
 package router_test
 
 import (
-	"os"
-	"path/filepath"
 	"strconv"
 	"testing"
 
@@ -10,7 +8,6 @@ import (
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/platform"
 	"github.com/xtls/xray-core/common/platform/filesystem"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/protocol/http"
@@ -20,18 +17,6 @@ import (
 	"google.golang.org/protobuf/proto"
 )
 
-func init() {
-	wd, err := os.Getwd()
-	common.Must(err)
-
-	if _, err := os.Stat(platform.GetAssetLocation("geoip.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "release", "config", "geoip.dat")))
-	}
-	if _, err := os.Stat(platform.GetAssetLocation("geosite.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geosite.dat"), filepath.Join(wd, "..", "..", "release", "config", "geosite.dat")))
-	}
-}
-
 func withBackground() routing.Context {
 	return &routing_session.Context{}
 }
@@ -316,10 +301,15 @@ func TestRoutingRule(t *testing.T) {
 }
 
 func loadGeoSite(country string) ([]*Domain, error) {
-	geositeBytes, err := filesystem.ReadAsset("geosite.dat")
+	path, err := getAssetPath("geosite.dat")
 	if err != nil {
 		return nil, err
 	}
+	geositeBytes, err := filesystem.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+
 	var geositeList GeoSiteList
 	if err := proto.Unmarshal(geositeBytes, &geositeList); err != nil {
 		return nil, err

app/router/strategy_leastload.go

@@ -58,8 +58,12 @@ type node struct {
 	RTTDeviationCost time.Duration
 }
 
-func (l *LeastLoadStrategy) InjectContext(ctx context.Context) {
-	l.ctx = ctx
+func (s *LeastLoadStrategy) InjectContext(ctx context.Context) {
+	s.ctx = ctx
+	common.Must(core.RequireFeatures(s.ctx, func(observatory extension.Observatory) error {
+		s.observer = observatory
+		return nil
+	}))
 }
 
 func (s *LeastLoadStrategy) PickOutbound(candidates []string) string {
@@ -136,10 +140,8 @@ func (s *LeastLoadStrategy) selectLeastLoad(nodes []*node) []*node {
 
 func (s *LeastLoadStrategy) getNodes(candidates []string, maxRTT time.Duration) []*node {
 	if s.observer == nil {
-		common.Must(core.RequireFeatures(s.ctx, func(observatory extension.Observatory) error {
-			s.observer = observatory
-			return nil
-		}))
+		errors.LogError(s.ctx, "observer is nil")
+		return make([]*node, 0)
 	}
 	observeResult, err := s.observer.GetObservation(s.ctx)
 	if err != nil {

app/router/strategy_leastload_test.go

@@ -7,64 +7,64 @@ import (
 /*
 Split into multiple package, need to be tested separately
 
-func TestSelectLeastLoad(t *testing.T) {
-	settings := &StrategyLeastLoadConfig{
-		HealthCheck: &HealthPingConfig{
-			SamplingCount: 10,
-		},
-		Expected: 1,
-		MaxRTT:   int64(time.Millisecond * time.Duration(800)),
+	func TestSelectLeastLoad(t *testing.T) {
+		settings := &StrategyLeastLoadConfig{
+			HealthCheck: &HealthPingConfig{
+				SamplingCount: 10,
+			},
+			Expected: 1,
+			MaxRTT:   int64(time.Millisecond * time.Duration(800)),
+		}
+		strategy := NewLeastLoadStrategy(settings)
+		// std 40
+		strategy.PutResult("a", time.Millisecond*time.Duration(60))
+		strategy.PutResult("a", time.Millisecond*time.Duration(140))
+		strategy.PutResult("a", time.Millisecond*time.Duration(60))
+		strategy.PutResult("a", time.Millisecond*time.Duration(140))
+		// std 60
+		strategy.PutResult("b", time.Millisecond*time.Duration(40))
+		strategy.PutResult("b", time.Millisecond*time.Duration(160))
+		strategy.PutResult("b", time.Millisecond*time.Duration(40))
+		strategy.PutResult("b", time.Millisecond*time.Duration(160))
+		// std 0, but >MaxRTT
+		strategy.PutResult("c", time.Millisecond*time.Duration(1000))
+		strategy.PutResult("c", time.Millisecond*time.Duration(1000))
+		strategy.PutResult("c", time.Millisecond*time.Duration(1000))
+		strategy.PutResult("c", time.Millisecond*time.Duration(1000))
+		expected := "a"
+		actual := strategy.SelectAndPick([]string{"a", "b", "c", "untested"})
+		if actual != expected {
+			t.Errorf("expected: %v, actual: %v", expected, actual)
+		}
 	}
-	strategy := NewLeastLoadStrategy(settings)
-	// std 40
-	strategy.PutResult("a", time.Millisecond*time.Duration(60))
-	strategy.PutResult("a", time.Millisecond*time.Duration(140))
-	strategy.PutResult("a", time.Millisecond*time.Duration(60))
-	strategy.PutResult("a", time.Millisecond*time.Duration(140))
-	// std 60
-	strategy.PutResult("b", time.Millisecond*time.Duration(40))
-	strategy.PutResult("b", time.Millisecond*time.Duration(160))
-	strategy.PutResult("b", time.Millisecond*time.Duration(40))
-	strategy.PutResult("b", time.Millisecond*time.Duration(160))
-	// std 0, but >MaxRTT
-	strategy.PutResult("c", time.Millisecond*time.Duration(1000))
-	strategy.PutResult("c", time.Millisecond*time.Duration(1000))
-	strategy.PutResult("c", time.Millisecond*time.Duration(1000))
-	strategy.PutResult("c", time.Millisecond*time.Duration(1000))
-	expected := "a"
-	actual := strategy.SelectAndPick([]string{"a", "b", "c", "untested"})
-	if actual != expected {
-		t.Errorf("expected: %v, actual: %v", expected, actual)
-	}
-}
 
-func TestSelectLeastLoadWithCost(t *testing.T) {
-	settings := &StrategyLeastLoadConfig{
-		HealthCheck: &HealthPingConfig{
-			SamplingCount: 10,
-		},
-		Costs: []*StrategyWeight{
-			{Match: "a", Value: 9},
-		},
-		Expected: 1,
+	func TestSelectLeastLoadWithCost(t *testing.T) {
+		settings := &StrategyLeastLoadConfig{
+			HealthCheck: &HealthPingConfig{
+				SamplingCount: 10,
+			},
+			Costs: []*StrategyWeight{
+				{Match: "a", Value: 9},
+			},
+			Expected: 1,
+		}
+		strategy := NewLeastLoadStrategy(settings, nil)
+		// std 40, std+c 120
+		strategy.PutResult("a", time.Millisecond*time.Duration(60))
+		strategy.PutResult("a", time.Millisecond*time.Duration(140))
+		strategy.PutResult("a", time.Millisecond*time.Duration(60))
+		strategy.PutResult("a", time.Millisecond*time.Duration(140))
+		// std 60
+		strategy.PutResult("b", time.Millisecond*time.Duration(40))
+		strategy.PutResult("b", time.Millisecond*time.Duration(160))
+		strategy.PutResult("b", time.Millisecond*time.Duration(40))
+		strategy.PutResult("b", time.Millisecond*time.Duration(160))
+		expected := "b"
+		actual := strategy.SelectAndPick([]string{"a", "b", "untested"})
+		if actual != expected {
+			t.Errorf("expected: %v, actual: %v", expected, actual)
+		}
 	}
-	strategy := NewLeastLoadStrategy(settings, nil)
-	// std 40, std+c 120
-	strategy.PutResult("a", time.Millisecond*time.Duration(60))
-	strategy.PutResult("a", time.Millisecond*time.Duration(140))
-	strategy.PutResult("a", time.Millisecond*time.Duration(60))
-	strategy.PutResult("a", time.Millisecond*time.Duration(140))
-	// std 60
-	strategy.PutResult("b", time.Millisecond*time.Duration(40))
-	strategy.PutResult("b", time.Millisecond*time.Duration(160))
-	strategy.PutResult("b", time.Millisecond*time.Duration(40))
-	strategy.PutResult("b", time.Millisecond*time.Duration(160))
-	expected := "b"
-	actual := strategy.SelectAndPick([]string{"a", "b", "untested"})
-	if actual != expected {
-		t.Errorf("expected: %v, actual: %v", expected, actual)
-	}
-}
 */
 func TestSelectLeastExpected(t *testing.T) {
 	strategy := &LeastLoadStrategy{

app/router/strategy_leastping.go

@@ -21,19 +21,20 @@ func (l *LeastPingStrategy) GetPrincipleTarget(strings []string) []string {
 
 func (l *LeastPingStrategy) InjectContext(ctx context.Context) {
 	l.ctx = ctx
+	common.Must(core.RequireFeatures(l.ctx, func(observatory extension.Observatory) error {
+		l.observatory = observatory
+		return nil
+	}))
 }
 
 func (l *LeastPingStrategy) PickOutbound(strings []string) string {
 	if l.observatory == nil {
-		common.Must(core.RequireFeatures(l.ctx, func(observatory extension.Observatory) error {
-			l.observatory = observatory
-			return nil
-		}))
+		errors.LogError(l.ctx, "observer is nil")
+		return ""
 	}
-
 	observeReport, err := l.observatory.GetObservation(l.ctx)
 	if err != nil {
-		errors.LogInfoInner(l.ctx, err, "cannot get observe report")
+		errors.LogInfoInner(l.ctx, err, "cannot get observer report")
 		return ""
 	}
 	outboundsList := outboundList(strings)

app/router/strategy_random.go

@@ -11,7 +11,7 @@ import (
 )
 
 // RandomStrategy represents a random balancing strategy
-type RandomStrategy struct{
+type RandomStrategy struct {
 	FallbackTag string
 
 	ctx         context.Context
@@ -20,6 +20,12 @@ type RandomStrategy struct{
 
 func (s *RandomStrategy) InjectContext(ctx context.Context) {
 	s.ctx = ctx
+	if len(s.FallbackTag) > 0 {
+		common.Must(core.RequireFeatures(s.ctx, func(observatory extension.Observatory) error {
+			s.observatory = observatory
+			return nil
+		}))
+	}
 }
 
 func (s *RandomStrategy) GetPrincipleTarget(strings []string) []string {
@@ -27,12 +33,6 @@ func (s *RandomStrategy) GetPrincipleTarget(strings []string) []string {
 }
 
 func (s *RandomStrategy) PickOutbound(candidates []string) string {
-	if len(s.FallbackTag) > 0 && s.observatory == nil {
-		common.Must(core.RequireFeatures(s.ctx, func(observatory extension.Observatory) error {
-			s.observatory = observatory
-			return nil
-		}))
-	}
 	if s.observatory != nil {
 		observeReport, err := s.observatory.GetObservation(s.ctx)
 		if err == nil {

app/stats/command/command.go

@@ -46,6 +46,20 @@ func (s *statsServer) GetStats(ctx context.Context, request *GetStatsRequest) (*
 	}, nil
 }
 
+func (s *statsServer) GetStatsOnline(ctx context.Context, request *GetStatsRequest) (*GetStatsResponse, error) {
+	c := s.stats.GetOnlineMap(request.Name)
+	if c == nil {
+		return nil, errors.New(request.Name, " not found.")
+	}
+	value := int64(c.Count())
+	return &GetStatsResponse{
+		Stat: &Stat{
+			Name:  request.Name,
+			Value: value,
+		},
+	}, nil
+}
+
 func (s *statsServer) QueryStats(ctx context.Context, request *QueryStatsRequest) (*QueryStatsResponse, error) {
 	matcher, err := strmatcher.Substr.New(request.Pattern)
 	if err != nil {

app/stats/command/command.pb.go

@@ -506,7 +506,7 @@ var file_app_stats_command_command_proto_rawDesc = []byte{
 	0x54, 0x6f, 0x74, 0x61, 0x6c, 0x4e, 0x73, 0x18, 0x09, 0x20, 0x01, 0x28, 0x04, 0x52, 0x0c, 0x50,
 	0x61, 0x75, 0x73, 0x65, 0x54, 0x6f, 0x74, 0x61, 0x6c, 0x4e, 0x73, 0x12, 0x16, 0x0a, 0x06, 0x55,
 	0x70, 0x74, 0x69, 0x6d, 0x65, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x06, 0x55, 0x70, 0x74,
-	0x69, 0x6d, 0x65, 0x22, 0x08, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x32, 0xba, 0x02,
+	0x69, 0x6d, 0x65, 0x22, 0x08, 0x0a, 0x06, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x32, 0xa1, 0x03,
 	0x0a, 0x0c, 0x53, 0x74, 0x61, 0x74, 0x73, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x5f,
 	0x0a, 0x08, 0x47, 0x65, 0x74, 0x53, 0x74, 0x61, 0x74, 0x73, 0x12, 0x27, 0x2e, 0x78, 0x72, 0x61,
 	0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x73, 0x74, 0x61, 0x74, 0x73, 0x2e, 0x63, 0x6f, 0x6d, 0x6d,
@@ -514,26 +514,32 @@ var file_app_stats_command_command_proto_rawDesc = []byte{
 	0x65, 0x73, 0x74, 0x1a, 0x28, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x73,
 	0x74, 0x61, 0x74, 0x73, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0x2e, 0x47, 0x65, 0x74,
 	0x53, 0x74, 0x61, 0x74, 0x73, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12,
-	0x65, 0x0a, 0x0a, 0x51, 0x75, 0x65, 0x72, 0x79, 0x53, 0x74, 0x61, 0x74, 0x73, 0x12, 0x29, 0x2e,
-	0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x73, 0x74, 0x61, 0x74, 0x73, 0x2e, 0x63,
-	0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0x2e, 0x51, 0x75, 0x65, 0x72, 0x79, 0x53, 0x74, 0x61, 0x74,
-	0x73, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x2a, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e,
-	0x61, 0x70, 0x70, 0x2e, 0x73, 0x74, 0x61, 0x74, 0x73, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e,
-	0x64, 0x2e, 0x51, 0x75, 0x65, 0x72, 0x79, 0x53, 0x74, 0x61, 0x74, 0x73, 0x52, 0x65, 0x73, 0x70,
-	0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x62, 0x0a, 0x0b, 0x47, 0x65, 0x74, 0x53, 0x79, 0x73,
-	0x53, 0x74, 0x61, 0x74, 0x73, 0x12, 0x27, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70,
+	0x65, 0x0a, 0x0e, 0x47, 0x65, 0x74, 0x53, 0x74, 0x61, 0x74, 0x73, 0x4f, 0x6e, 0x6c, 0x69, 0x6e,
+	0x65, 0x12, 0x27, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x73, 0x74, 0x61,
+	0x74, 0x73, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0x2e, 0x47, 0x65, 0x74, 0x53, 0x74,
+	0x61, 0x74, 0x73, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x28, 0x2e, 0x78, 0x72, 0x61,
+	0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x73, 0x74, 0x61, 0x74, 0x73, 0x2e, 0x63, 0x6f, 0x6d, 0x6d,
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+	0x6f, 0x6e, 0x73, 0x65, 0x22, 0x00, 0x12, 0x65, 0x0a, 0x0a, 0x51, 0x75, 0x65, 0x72, 0x79, 0x53,
+	0x74, 0x61, 0x74, 0x73, 0x12, 0x29, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e,
+	0x73, 0x74, 0x61, 0x74, 0x73, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0x2e, 0x51, 0x75,
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+	0x2a, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x73, 0x74, 0x61, 0x74, 0x73,
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-	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
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+	0x6c, 0x73, 0x2f, 0x78, 0x72, 0x61, 0x79, 0x2d, 0x63, 0x6f, 0x72, 0x65, 0x2f, 0x61, 0x70, 0x70,
+	0x2f, 0x73, 0x74, 0x61, 0x74, 0x73, 0x2f, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0xaa, 0x02,
+	0x16, 0x58, 0x72, 0x61, 0x79, 0x2e, 0x41, 0x70, 0x70, 0x2e, 0x53, 0x74, 0x61, 0x74, 0x73, 0x2e,
+	0x43, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -563,13 +569,15 @@ var file_app_stats_command_command_proto_depIdxs = []int32{
 	1, // 0: xray.app.stats.command.GetStatsResponse.stat:type_name -> xray.app.stats.command.Stat
 	1, // 1: xray.app.stats.command.QueryStatsResponse.stat:type_name -> xray.app.stats.command.Stat
 	0, // 2: xray.app.stats.command.StatsService.GetStats:input_type -> xray.app.stats.command.GetStatsRequest
-	3, // 3: xray.app.stats.command.StatsService.QueryStats:input_type -> xray.app.stats.command.QueryStatsRequest
-	5, // 4: xray.app.stats.command.StatsService.GetSysStats:input_type -> xray.app.stats.command.SysStatsRequest
-	2, // 5: xray.app.stats.command.StatsService.GetStats:output_type -> xray.app.stats.command.GetStatsResponse
-	4, // 6: xray.app.stats.command.StatsService.QueryStats:output_type -> xray.app.stats.command.QueryStatsResponse
-	6, // 7: xray.app.stats.command.StatsService.GetSysStats:output_type -> xray.app.stats.command.SysStatsResponse
-	5, // [5:8] is the sub-list for method output_type
-	2, // [2:5] is the sub-list for method input_type
+	0, // 3: xray.app.stats.command.StatsService.GetStatsOnline:input_type -> xray.app.stats.command.GetStatsRequest
+	3, // 4: xray.app.stats.command.StatsService.QueryStats:input_type -> xray.app.stats.command.QueryStatsRequest
+	5, // 5: xray.app.stats.command.StatsService.GetSysStats:input_type -> xray.app.stats.command.SysStatsRequest
+	2, // 6: xray.app.stats.command.StatsService.GetStats:output_type -> xray.app.stats.command.GetStatsResponse
+	2, // 7: xray.app.stats.command.StatsService.GetStatsOnline:output_type -> xray.app.stats.command.GetStatsResponse
+	4, // 8: xray.app.stats.command.StatsService.QueryStats:output_type -> xray.app.stats.command.QueryStatsResponse
+	6, // 9: xray.app.stats.command.StatsService.GetSysStats:output_type -> xray.app.stats.command.SysStatsResponse
+	6, // [6:10] is the sub-list for method output_type
+	2, // [2:6] is the sub-list for method input_type
 	2, // [2:2] is the sub-list for extension type_name
 	2, // [2:2] is the sub-list for extension extendee
 	0, // [0:2] is the sub-list for field type_name

app/stats/command/command.proto

@@ -48,6 +48,7 @@ message SysStatsResponse {
 
 service StatsService {
   rpc GetStats(GetStatsRequest) returns (GetStatsResponse) {}
+  rpc GetStatsOnline(GetStatsRequest) returns (GetStatsResponse) {}
   rpc QueryStats(QueryStatsRequest) returns (QueryStatsResponse) {}
   rpc GetSysStats(SysStatsRequest) returns (SysStatsResponse) {}
 }

app/stats/command/command_grpc.pb.go

@@ -19,9 +19,10 @@ import (
 const _ = grpc.SupportPackageIsVersion9
 
 const (
-	StatsService_GetStats_FullMethodName    = "/xray.app.stats.command.StatsService/GetStats"
-	StatsService_QueryStats_FullMethodName  = "/xray.app.stats.command.StatsService/QueryStats"
-	StatsService_GetSysStats_FullMethodName = "/xray.app.stats.command.StatsService/GetSysStats"
+	StatsService_GetStats_FullMethodName       = "/xray.app.stats.command.StatsService/GetStats"
+	StatsService_GetStatsOnline_FullMethodName = "/xray.app.stats.command.StatsService/GetStatsOnline"
+	StatsService_QueryStats_FullMethodName     = "/xray.app.stats.command.StatsService/QueryStats"
+	StatsService_GetSysStats_FullMethodName    = "/xray.app.stats.command.StatsService/GetSysStats"
 )
 
 // StatsServiceClient is the client API for StatsService service.
@@ -29,6 +30,7 @@ const (
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type StatsServiceClient interface {
 	GetStats(ctx context.Context, in *GetStatsRequest, opts ...grpc.CallOption) (*GetStatsResponse, error)
+	GetStatsOnline(ctx context.Context, in *GetStatsRequest, opts ...grpc.CallOption) (*GetStatsResponse, error)
 	QueryStats(ctx context.Context, in *QueryStatsRequest, opts ...grpc.CallOption) (*QueryStatsResponse, error)
 	GetSysStats(ctx context.Context, in *SysStatsRequest, opts ...grpc.CallOption) (*SysStatsResponse, error)
 }
@@ -51,6 +53,16 @@ func (c *statsServiceClient) GetStats(ctx context.Context, in *GetStatsRequest,
 	return out, nil
 }
 
+func (c *statsServiceClient) GetStatsOnline(ctx context.Context, in *GetStatsRequest, opts ...grpc.CallOption) (*GetStatsResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(GetStatsResponse)
+	err := c.cc.Invoke(ctx, StatsService_GetStatsOnline_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *statsServiceClient) QueryStats(ctx context.Context, in *QueryStatsRequest, opts ...grpc.CallOption) (*QueryStatsResponse, error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	out := new(QueryStatsResponse)
@@ -76,6 +88,7 @@ func (c *statsServiceClient) GetSysStats(ctx context.Context, in *SysStatsReques
 // for forward compatibility.
 type StatsServiceServer interface {
 	GetStats(context.Context, *GetStatsRequest) (*GetStatsResponse, error)
+	GetStatsOnline(context.Context, *GetStatsRequest) (*GetStatsResponse, error)
 	QueryStats(context.Context, *QueryStatsRequest) (*QueryStatsResponse, error)
 	GetSysStats(context.Context, *SysStatsRequest) (*SysStatsResponse, error)
 	mustEmbedUnimplementedStatsServiceServer()
@@ -91,6 +104,9 @@ type UnimplementedStatsServiceServer struct{}
 func (UnimplementedStatsServiceServer) GetStats(context.Context, *GetStatsRequest) (*GetStatsResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetStats not implemented")
 }
+func (UnimplementedStatsServiceServer) GetStatsOnline(context.Context, *GetStatsRequest) (*GetStatsResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetStatsOnline not implemented")
+}
 func (UnimplementedStatsServiceServer) QueryStats(context.Context, *QueryStatsRequest) (*QueryStatsResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method QueryStats not implemented")
 }
@@ -136,6 +152,24 @@ func _StatsService_GetStats_Handler(srv interface{}, ctx context.Context, dec fu
 	return interceptor(ctx, in, info, handler)
 }
 
+func _StatsService_GetStatsOnline_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(GetStatsRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(StatsServiceServer).GetStatsOnline(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: StatsService_GetStatsOnline_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(StatsServiceServer).GetStatsOnline(ctx, req.(*GetStatsRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _StatsService_QueryStats_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(QueryStatsRequest)
 	if err := dec(in); err != nil {
@@ -183,6 +217,10 @@ var StatsService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "GetStats",
 			Handler:    _StatsService_GetStats_Handler,
 		},
+		{
+			MethodName: "GetStatsOnline",
+			Handler:    _StatsService_GetStatsOnline_Handler,
+		},
 		{
 			MethodName: "QueryStats",
 			Handler:    _StatsService_QueryStats_Handler,

app/stats/online_map.go

@@ -0,0 +1,80 @@
+package stats
+
+import (
+	"sync"
+	"time"
+)
+
+// OnlineMap is an implementation of stats.OnlineMap.
+type OnlineMap struct {
+	value         int
+	ipList        map[string]time.Time
+	access        sync.RWMutex
+	lastCleanup   time.Time
+	cleanupPeriod time.Duration
+}
+
+// NewOnlineMap creates a new instance of OnlineMap.
+func NewOnlineMap() *OnlineMap {
+	return &OnlineMap{
+		ipList:        make(map[string]time.Time),
+		lastCleanup:   time.Now(),
+		cleanupPeriod: 10 * time.Second,
+	}
+}
+
+// Count implements stats.OnlineMap.
+func (c *OnlineMap) Count() int {
+	return c.value
+}
+
+// List implements stats.OnlineMap.
+func (c *OnlineMap) List() []string {
+	return c.GetKeys()
+}
+
+// AddIP implements stats.OnlineMap.
+func (c *OnlineMap) AddIP(ip string) {
+	list := c.ipList
+
+	if ip == "127.0.0.1" {
+		return
+	}
+	if _, ok := list[ip]; !ok {
+		c.access.Lock()
+		list[ip] = time.Now()
+		c.access.Unlock()
+	}
+	if time.Since(c.lastCleanup) > c.cleanupPeriod {
+		list = c.RemoveExpiredIPs(list)
+		c.lastCleanup = time.Now()
+	}
+
+	c.value = len(list)
+	c.ipList = list
+}
+
+func (c *OnlineMap) GetKeys() []string {
+	c.access.RLock()
+	defer c.access.RUnlock()
+
+	keys := []string{}
+	for k := range c.ipList {
+		keys = append(keys, k)
+	}
+	return keys
+}
+
+func (c *OnlineMap) RemoveExpiredIPs(list map[string]time.Time) map[string]time.Time {
+	c.access.Lock()
+	defer c.access.Unlock()
+
+	now := time.Now()
+	for k, t := range list {
+		diff := now.Sub(t)
+		if diff.Seconds() > 20 {
+			delete(list, k)
+		}
+	}
+	return list
+}

app/stats/stats.go

@@ -11,17 +11,19 @@ import (
 
 // Manager is an implementation of stats.Manager.
 type Manager struct {
-	access   sync.RWMutex
-	counters map[string]*Counter
-	channels map[string]*Channel
-	running  bool
+	access    sync.RWMutex
+	counters  map[string]*Counter
+	onlineMap map[string]*OnlineMap
+	channels  map[string]*Channel
+	running   bool
 }
 
 // NewManager creates an instance of Statistics Manager.
 func NewManager(ctx context.Context, config *Config) (*Manager, error) {
 	m := &Manager{
-		counters: make(map[string]*Counter),
-		channels: make(map[string]*Channel),
+		counters:  make(map[string]*Counter),
+		onlineMap: make(map[string]*OnlineMap),
+		channels:  make(map[string]*Channel),
 	}
 
 	return m, nil
@@ -81,6 +83,43 @@ func (m *Manager) VisitCounters(visitor func(string, stats.Counter) bool) {
 	}
 }
 
+// RegisterOnlineMap implements stats.Manager.
+func (m *Manager) RegisterOnlineMap(name string) (stats.OnlineMap, error) {
+	m.access.Lock()
+	defer m.access.Unlock()
+
+	if _, found := m.onlineMap[name]; found {
+		return nil, errors.New("onlineMap ", name, " already registered.")
+	}
+	errors.LogDebug(context.Background(), "create new onlineMap ", name)
+	om := NewOnlineMap()
+	m.onlineMap[name] = om
+	return om, nil
+}
+
+// UnregisterOnlineMap implements stats.Manager.
+func (m *Manager) UnregisterOnlineMap(name string) error {
+	m.access.Lock()
+	defer m.access.Unlock()
+
+	if _, found := m.onlineMap[name]; found {
+		errors.LogDebug(context.Background(), "remove onlineMap ", name)
+		delete(m.onlineMap, name)
+	}
+	return nil
+}
+
+// GetOnlineMap implements stats.Manager.
+func (m *Manager) GetOnlineMap(name string) stats.OnlineMap {
+	m.access.RLock()
+	defer m.access.RUnlock()
+
+	if om, found := m.onlineMap[name]; found {
+		return om
+	}
+	return nil
+}
+
 // RegisterChannel implements stats.Manager.
 func (m *Manager) RegisterChannel(name string) (stats.Channel, error) {
 	m.access.Lock()

common/buf/buffer.go

@@ -218,7 +218,7 @@ func (b *Buffer) Cap() int32 {
 // NewWithSize creates a Buffer with 0 length and capacity with at least the given size.
 func NewWithSize(size int32) *Buffer {
 	return &Buffer{
-		v:         bytespool.Alloc(size),
+		v: bytespool.Alloc(size),
 	}
 }
 

common/common.go

@@ -38,7 +38,7 @@ func Error2(v interface{}, err error) error {
 func envFile() (string, error) {
 	if file := os.Getenv("GOENV"); file != "" {
 		if file == "off" {
-			return "", fmt.Errorf("GOENV=off")
+			return "", errors.New("GOENV=off")
 		}
 		return file, nil
 	}
@@ -47,7 +47,7 @@ func envFile() (string, error) {
 		return "", err
 	}
 	if dir == "" {
-		return "", fmt.Errorf("missing user-config dir")
+		return "", errors.New("missing user-config dir")
 	}
 	return filepath.Join(dir, "go", "env"), nil
 }
@@ -60,7 +60,7 @@ func GetRuntimeEnv(key string) (string, error) {
 		return "", err
 	}
 	if file == "" {
-		return "", fmt.Errorf("missing runtime env file")
+		return "", errors.New("missing runtime env file")
 	}
 	var data []byte
 	var runtimeEnv string

common/ctx/context.go

@@ -7,7 +7,7 @@ type SessionKey int
 // ID of a session.
 type ID uint32
 
-const(
+const (
 	idSessionKey SessionKey = 0
 )
 

common/log/logger_test.go

@@ -16,6 +16,7 @@ func TestFileLogger(t *testing.T) {
 	common.Must(err)
 	path := f.Name()
 	common.Must(f.Close())
+	defer os.Remove(path)
 
 	creator, err := CreateFileLogWriter(path)
 	common.Must(err)

common/net/destination.go

@@ -89,10 +89,12 @@ func UnixDestination(address Address) Destination {
 // NetAddr returns the network address in this Destination in string form.
 func (d Destination) NetAddr() string {
 	addr := ""
-	if d.Network == Network_TCP || d.Network == Network_UDP {
-		addr = d.Address.String() + ":" + d.Port.String()
-	} else if d.Network == Network_UNIX {
-		addr = d.Address.String()
+	if d.Address != nil {
+		if d.Network == Network_TCP || d.Network == Network_UDP {
+			addr = d.Address.String() + ":" + d.Port.String()
+		} else if d.Network == Network_UNIX {
+			addr = d.Address.String()
+		}
 	}
 	return addr
 }

common/protocol/account.go

@@ -1,8 +1,11 @@
 package protocol
 
+import "google.golang.org/protobuf/proto"
+
 // Account is a user identity used for authentication.
 type Account interface {
 	Equals(Account) bool
+	ToProto() proto.Message
 }
 
 // AsAccount is an object can be converted into account.

common/protocol/quic/sniff.go

@@ -1,13 +1,14 @@
 package quic
 
 import (
+	"context"
 	"crypto"
 	"crypto/aes"
 	"crypto/tls"
 	"encoding/binary"
 	"io"
 
-	"github.com/quic-go/quic-go/quicvarint"
+	"github.com/xtls/quic-go/quicvarint"
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
 	"github.com/xtls/xray-core/common/bytespool"
@@ -46,7 +47,18 @@ var (
 	errNotQuicInitial = errors.New("not initial packet")
 )
 
-func SniffQUIC(b []byte) (*SniffHeader, error) {
+func SniffQUIC(b []byte) (resultReturn *SniffHeader, errorReturn error) {
+	// In extremely rare cases, this sniffer may cause slice error
+	// and we set recover() here to prevent crash.
+	// TODO: Thoroughly fix this panic
+	defer func() {
+		if r := recover(); r != nil {
+			errors.LogError(context.Background(), "Failed to sniff QUIC: ", r)
+			resultReturn = nil
+			errorReturn = common.ErrNoClue
+		}
+	}()
+
 	// Crypto data separated across packets
 	cryptoLen := 0
 	cryptoData := bytespool.Alloc(int32(len(b)))

common/protocol/user.go

@@ -1,10 +1,13 @@
 package protocol
 
-import "github.com/xtls/xray-core/common/errors"
+import (
+	"github.com/xtls/xray-core/common/errors"
+	"github.com/xtls/xray-core/common/serial"
+)
 
 func (u *User) GetTypedAccount() (Account, error) {
 	if u.GetAccount() == nil {
-		return nil, errors.New("Account missing").AtWarning()
+		return nil, errors.New("Account is missing").AtWarning()
 	}
 
 	rawAccount, err := u.Account.GetInstance()
@@ -32,6 +35,17 @@ func (u *User) ToMemoryUser() (*MemoryUser, error) {
 	}, nil
 }
 
+func ToProtoUser(mu *MemoryUser) *User {
+	if mu == nil {
+		return nil
+	}
+	return &User{
+		Account: serial.ToTypedMessage(mu.Account.ToProto()),
+		Email:   mu.Email,
+		Level:   mu.Level,
+	}
+}
+
 // MemoryUser is a parsed form of User, to reduce number of parsing of Account proto.
 type MemoryUser struct {
 	// Account is the parsed account of the protocol.

common/reflect/marshal.go

@@ -22,12 +22,12 @@ func MarshalToJson(v interface{}, insertTypeInfo bool) (string, bool) {
 }
 
 func JSONMarshalWithoutEscape(t interface{}) ([]byte, error) {
-    buffer := &bytes.Buffer{}
-    encoder := json.NewEncoder(buffer)
-    encoder.SetIndent("", "    ")
-    encoder.SetEscapeHTML(false)
-    err := encoder.Encode(t)
-    return buffer.Bytes(), err
+	buffer := &bytes.Buffer{}
+	encoder := json.NewEncoder(buffer)
+	encoder.SetIndent("", "    ")
+	encoder.SetEscapeHTML(false)
+	err := encoder.Encode(t)
+	return buffer.Bytes(), err
 }
 
 func marshalTypedMessage(v *cserial.TypedMessage, ignoreNullValue bool, insertTypeInfo bool) interface{} {

common/reflect/marshal_test.go

@@ -204,9 +204,7 @@ func getConfig() string {
 			  "security": "none",
 			  "wsSettings": {
 				"path": "/?ed=2048",
-				"headers": {
-				  "Host": "bing.com"
-				}
+				"host": "bing.com"
 			  }
 			}
 		  }

common/singbridge/dialer.go

@@ -48,7 +48,7 @@ func (d *XrayOutboundDialer) DialContext(ctx context.Context, network string, de
 		outbounds = []*session.Outbound{{}}
 		ctx = session.ContextWithOutbounds(ctx, outbounds)
 	}
-	ob := outbounds[len(outbounds) - 1]
+	ob := outbounds[len(outbounds)-1]
 	ob.Target = ToDestination(destination, ToNetwork(network))
 
 	opts := []pipe.Option{pipe.WithSizeLimit(64 * 1024)}

core/config.go

@@ -30,7 +30,7 @@ type ConfigLoader func(input interface{}) (*Config, error)
 // ConfigBuilder is a builder to build core.Config from filenames and formats
 type ConfigBuilder func(files []*ConfigSource) (*Config, error)
 
-// ConfigsMerger merge multiple json configs into on config
+// ConfigsMerger merges multiple json configs into a single one
 type ConfigsMerger func(files []*ConfigSource) (string, error)
 
 var (

core/core.go

@@ -18,7 +18,7 @@ import (
 
 var (
 	Version_x byte = 24
-	Version_y byte = 10
+	Version_y byte = 12
 	Version_z byte = 31
 )
 

core/proto.go

@@ -1,5 +1,5 @@
 package core
 
-//go:generate go install -v google.golang.org/protobuf/cmd/protoc-gen-go@v1.34.2
-//go:generate go install -v google.golang.org/grpc/cmd/protoc-gen-go-grpc@v1.5.1
+//go:generate go install -v google.golang.org/protobuf/cmd/protoc-gen-go@latest
+//go:generate go install -v google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest
 //go:generate go run ../infra/vprotogen/main.go -pwd ./..

core/xray.go

@@ -44,22 +44,13 @@ func getFeature(allFeatures []features.Feature, t reflect.Type) features.Feature
 	return nil
 }
 
-func (r *resolution) resolve(allFeatures []features.Feature) (bool, error) {
-	var fs []features.Feature
-	for _, d := range r.deps {
-		f := getFeature(allFeatures, d)
-		if f == nil {
-			return false, nil
-		}
-		fs = append(fs, f)
-	}
-
+func (r *resolution) callbackResolution(allFeatures []features.Feature) error {
 	callback := reflect.ValueOf(r.callback)
 	var input []reflect.Value
 	callbackType := callback.Type()
 	for i := 0; i < callbackType.NumIn(); i++ {
 		pt := callbackType.In(i)
-		for _, f := range fs {
+		for _, f := range allFeatures {
 			if reflect.TypeOf(f).AssignableTo(pt) {
 				input = append(input, reflect.ValueOf(f))
 				break
@@ -84,15 +75,17 @@ func (r *resolution) resolve(allFeatures []features.Feature) (bool, error) {
 		}
 	}
 
-	return true, err
+	return err
 }
 
-// Instance combines all functionalities in Xray.
+// Instance combines all Xray features.
 type Instance struct {
-	access             sync.Mutex
-	features           []features.Feature
-	featureResolutions []resolution
-	running            bool
+	statusLock                 sync.Mutex
+	features                   []features.Feature
+	pendingResolutions         []resolution
+	pendingOptionalResolutions []resolution
+	running                    bool
+	resolveLock                sync.Mutex
 
 	ctx context.Context
 }
@@ -153,7 +146,14 @@ func addOutboundHandlers(server *Instance, configs []*OutboundHandlerConfig) err
 // See Instance.RequireFeatures for more information.
 func RequireFeatures(ctx context.Context, callback interface{}) error {
 	v := MustFromContext(ctx)
-	return v.RequireFeatures(callback)
+	return v.RequireFeatures(callback, false)
+}
+
+// OptionalFeatures is a helper function to aquire features from Instance in context.
+// See Instance.RequireFeatures for more information.
+func OptionalFeatures(ctx context.Context, callback interface{}) error {
+	v := MustFromContext(ctx)
+	return v.RequireFeatures(callback, true)
 }
 
 // New returns a new Xray instance based on given configuration.
@@ -227,9 +227,12 @@ func initInstanceWithConfig(config *Config, server *Instance) (bool, error) {
 		}(),
 	)
 
-	if server.featureResolutions != nil {
-		return true, errors.New("not all dependency are resolved.")
+	server.resolveLock.Lock()
+	if server.pendingResolutions != nil {
+		server.resolveLock.Unlock()
+		return true, errors.New("not all dependencies are resolved.")
 	}
+	server.resolveLock.Unlock()
 
 	if err := addInboundHandlers(server, config.Inbound); err != nil {
 		return true, err
@@ -248,8 +251,8 @@ func (s *Instance) Type() interface{} {
 
 // Close shutdown the Xray instance.
 func (s *Instance) Close() error {
-	s.access.Lock()
-	defer s.access.Unlock()
+	s.statusLock.Lock()
+	defer s.statusLock.Unlock()
 
 	s.running = false
 
@@ -268,7 +271,7 @@ func (s *Instance) Close() error {
 
 // RequireFeatures registers a callback, which will be called when all dependent features are registered.
 // The callback must be a func(). All its parameters must be features.Feature.
-func (s *Instance) RequireFeatures(callback interface{}) error {
+func (s *Instance) RequireFeatures(callback interface{}, optional bool) error {
 	callbackType := reflect.TypeOf(callback)
 	if callbackType.Kind() != reflect.Func {
 		panic("not a function")
@@ -283,17 +286,32 @@ func (s *Instance) RequireFeatures(callback interface{}) error {
 		deps:     featureTypes,
 		callback: callback,
 	}
-	if finished, err := r.resolve(s.features); finished {
-		return err
+
+	s.resolveLock.Lock()
+	foundAll := true
+	for _, d := range r.deps {
+		f := getFeature(s.features, d)
+		if f == nil {
+			foundAll = false
+			break
+		}
+	}
+	if foundAll {
+		s.resolveLock.Unlock()
+		return r.callbackResolution(s.features)
+	} else {
+		if optional {
+			s.pendingOptionalResolutions = append(s.pendingOptionalResolutions, r)
+		} else {
+			s.pendingResolutions = append(s.pendingResolutions, r)
+		}
+		s.resolveLock.Unlock()
+		return nil
 	}
-	s.featureResolutions = append(s.featureResolutions, r)
-	return nil
 }
 
 // AddFeature registers a feature into current Instance.
 func (s *Instance) AddFeature(feature features.Feature) error {
-	s.features = append(s.features, feature)
-
 	if s.running {
 		if err := feature.Start(); err != nil {
 			errors.LogInfoInner(s.ctx, err, "failed to start feature")
@@ -301,27 +319,52 @@ func (s *Instance) AddFeature(feature features.Feature) error {
 		return nil
 	}
 
-	if s.featureResolutions == nil {
-		return nil
-	}
+	s.resolveLock.Lock()
+	s.features = append(s.features, feature)
 
-	var pendingResolutions []resolution
-	for _, r := range s.featureResolutions {
-		finished, err := r.resolve(s.features)
-		if finished && err != nil {
-			return err
+	var availableResolution []resolution
+	var pending []resolution
+	for _, r := range s.pendingResolutions {
+		foundAll := true
+		for _, d := range r.deps {
+			f := getFeature(s.features, d)
+			if f == nil {
+				foundAll = false
+				break
+			}
 		}
-		if !finished {
-			pendingResolutions = append(pendingResolutions, r)
+		if foundAll {
+			availableResolution = append(availableResolution, r)
+		} else {
+			pending = append(pending, r)
 		}
 	}
-	if len(pendingResolutions) == 0 {
-		s.featureResolutions = nil
-	} else if len(pendingResolutions) < len(s.featureResolutions) {
-		s.featureResolutions = pendingResolutions
-	}
+	s.pendingResolutions = pending
 
-	return nil
+	var pendingOptional []resolution
+	for _, r := range s.pendingOptionalResolutions {
+		foundAll := true
+		for _, d := range r.deps {
+			f := getFeature(s.features, d)
+			if f == nil {
+				foundAll = false
+				break
+			}
+		}
+		if foundAll {
+			availableResolution = append(availableResolution, r)
+		} else {
+			pendingOptional = append(pendingOptional, r)
+		}
+	}
+	s.pendingOptionalResolutions = pendingOptional
+	s.resolveLock.Unlock()
+	
+	var err error
+	for _, r := range availableResolution {
+		err = r.callbackResolution(s.features) // only return the last error for now
+	}
+	return err
 }
 
 // GetFeature returns a feature of the given type, or nil if such feature is not registered.
@@ -334,8 +377,8 @@ func (s *Instance) GetFeature(featureType interface{}) features.Feature {
 //
 // xray:api:stable
 func (s *Instance) Start() error {
-	s.access.Lock()
-	defer s.access.Unlock()
+	s.statusLock.Lock()
+	defer s.statusLock.Unlock()
 
 	s.running = true
 	for _, f := range s.features {

core/xray_test.go

@@ -30,7 +30,7 @@ func TestXrayDependency(t *testing.T) {
 			t.Error("expected dns client fulfilled, but actually nil")
 		}
 		wait <- true
-	})
+	}, false)
 	instance.AddFeature(localdns.New())
 	<-wait
 }
@@ -54,8 +54,8 @@ func TestXrayClose(t *testing.T) {
 					Listen: net.NewIPOrDomain(net.LocalHostIP),
 				}),
 				ProxySettings: serial.ToTypedMessage(&dokodemo.Config{
-					Address: net.NewIPOrDomain(net.LocalHostIP),
-					Port:    uint32(0),
+					Address:  net.NewIPOrDomain(net.LocalHostIP),
+					Port:     uint32(0),
 					Networks: []net.Network{net.Network_TCP},
 				}),
 			},

features/policy/policy.go

@@ -27,6 +27,8 @@ type Stats struct {
 	UserUplink bool
 	// Whether or not to enable stat counter for user downlink traffic.
 	UserDownlink bool
+	// Whether or not to enable online map for user.
+	UserOnline bool
 }
 
 // Buffer contains settings for internal buffer.
@@ -123,6 +125,7 @@ func SessionDefault() Session {
 		Stats: Stats{
 			UserUplink:   false,
 			UserDownlink: false,
+			UserOnline:   false,
 		},
 		Buffer: defaultBufferPolicy(),
 	}

features/routing/session/context.go

@@ -125,7 +125,7 @@ func (ctx *Context) GetSkipDNSResolve() bool {
 // AsRoutingContext creates a context from context.context with session info.
 func AsRoutingContext(ctx context.Context) routing.Context {
 	outbounds := session.OutboundsFromContext(ctx)
-	ob := outbounds[len(outbounds) - 1]
+	ob := outbounds[len(outbounds)-1]
 	return &Context{
 		Inbound:  session.InboundFromContext(ctx),
 		Outbound: ob,

features/stats/stats.go

@@ -20,6 +20,18 @@ type Counter interface {
 	Add(int64) int64
 }
 
+// OnlineMap is the interface for stats.
+//
+// xray:api:stable
+type OnlineMap interface {
+	// Count is the current value of the OnlineMap.
+	Count() int
+	// AddIP adds a ip to the current OnlineMap.
+	AddIP(string)
+	// List is the current OnlineMap ip list.
+	List() []string
+}
+
 // Channel is the interface for stats channel.
 //
 // xray:api:stable
@@ -70,6 +82,13 @@ type Manager interface {
 	// GetCounter returns a counter by its identifier.
 	GetCounter(string) Counter
 
+	// RegisterOnlineMap registers a new onlinemap to the manager. The identifier string must not be empty, and unique among other onlinemaps.
+	RegisterOnlineMap(string) (OnlineMap, error)
+	// UnregisterOnlineMap unregisters a onlinemap from the manager by its identifier.
+	UnregisterOnlineMap(string) error
+	// GetOnlineMap returns a onlinemap by its identifier.
+	GetOnlineMap(string) OnlineMap
+
 	// RegisterChannel registers a new channel to the manager. The identifier string must not be empty, and unique among other channels.
 	RegisterChannel(string) (Channel, error)
 	// UnregisterChannel unregisters a channel from the manager by its identifier.
@@ -88,6 +107,16 @@ func GetOrRegisterCounter(m Manager, name string) (Counter, error) {
 	return m.RegisterCounter(name)
 }
 
+// GetOrRegisterOnlineMap tries to get the OnlineMap first. If not exist, it then tries to create a new onlinemap.
+func GetOrRegisterOnlineMap(m Manager, name string) (OnlineMap, error) {
+	onlineMap := m.GetOnlineMap(name)
+	if onlineMap != nil {
+		return onlineMap, nil
+	}
+
+	return m.RegisterOnlineMap(name)
+}
+
 // GetOrRegisterChannel tries to get the StatChannel first. If not exist, it then tries to create a new channel.
 func GetOrRegisterChannel(m Manager, name string) (Channel, error) {
 	channel := m.GetChannel(name)
@@ -128,6 +157,21 @@ func (NoopManager) GetCounter(string) Counter {
 	return nil
 }
 
+// RegisterOnlineMap implements Manager.
+func (NoopManager) RegisterOnlineMap(string) (OnlineMap, error) {
+	return nil, errors.New("not implemented")
+}
+
+// UnregisterOnlineMap implements Manager.
+func (NoopManager) UnregisterOnlineMap(string) error {
+	return nil
+}
+
+// GetOnlineMap implements Manager.
+func (NoopManager) GetOnlineMap(string) OnlineMap {
+	return nil
+}
+
 // RegisterChannel implements Manager.
 func (NoopManager) RegisterChannel(string) (Channel, error) {
 	return nil, errors.New("not implemented")

go.mod

@@ -12,23 +12,23 @@ require (
 	github.com/miekg/dns v1.1.62
 	github.com/pelletier/go-toml v1.9.5
 	github.com/pires/go-proxyproto v0.8.0
-	github.com/quic-go/quic-go v0.46.0
 	github.com/refraction-networking/utls v1.6.7
-	github.com/sagernet/sing v0.4.3
+	github.com/sagernet/sing v0.5.1
 	github.com/sagernet/sing-shadowsocks v0.2.7
 	github.com/seiflotfy/cuckoofilter v0.0.0-20240715131351-a2f2c23f1771
-	github.com/stretchr/testify v1.9.0
+	github.com/stretchr/testify v1.10.0
 	github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e
 	github.com/vishvananda/netlink v1.3.0
+	github.com/xtls/quic-go v0.0.0-20241220091641-6f5777d1c087
 	github.com/xtls/reality v0.0.0-20240712055506-48f0b2d5ed6d
 	go4.org/netipx v0.0.0-20231129151722-fdeea329fbba
-	golang.org/x/crypto v0.28.0
-	golang.org/x/net v0.30.0
-	golang.org/x/sync v0.8.0
-	golang.org/x/sys v0.26.0
+	golang.org/x/crypto v0.31.0
+	golang.org/x/net v0.33.0
+	golang.org/x/sync v0.10.0
+	golang.org/x/sys v0.28.0
 	golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173
 	google.golang.org/grpc v1.67.1
-	google.golang.org/protobuf v1.35.1
+	google.golang.org/protobuf v1.36.1
 	gvisor.dev/gvisor v0.0.0-20231202080848-1f7806d17489
 	h12.io/socks v1.0.3
 	lukechampine.com/blake3 v1.3.0
@@ -51,7 +51,7 @@ require (
 	go.uber.org/mock v0.4.0 // indirect
 	golang.org/x/exp v0.0.0-20240531132922-fd00a4e0eefc // indirect
 	golang.org/x/mod v0.18.0 // indirect
-	golang.org/x/text v0.19.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
 	golang.org/x/tools v0.22.0 // indirect
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect

go.sum

@@ -48,28 +48,28 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/quic-go/qpack v0.4.0 h1:Cr9BXA1sQS2SmDUWjSofMPNKmvF6IiIfDRmgU0w1ZCo=
 github.com/quic-go/qpack v0.4.0/go.mod h1:UZVnYIfi5GRk+zI9UMaCPsmZ2xKJP7XBUvVyT1Knj9A=
-github.com/quic-go/quic-go v0.46.0 h1:uuwLClEEyk1DNvchH8uCByQVjo3yKL9opKulExNDs7Y=
-github.com/quic-go/quic-go v0.46.0/go.mod h1:1dLehS7TIR64+vxGR70GDcatWTOtMX2PUtnKsjbTurI=
 github.com/refraction-networking/utls v1.6.7 h1:zVJ7sP1dJx/WtVuITug3qYUq034cDq9B2MR1K67ULZM=
 github.com/refraction-networking/utls v1.6.7/go.mod h1:BC3O4vQzye5hqpmDTWUqi4P5DDhzJfkV1tdqtawQIH0=
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3 h1:f/FNXud6gA3MNr8meMVVGxhp+QBTqY91tM8HjEuMjGg=
 github.com/riobard/go-bloom v0.0.0-20200614022211-cdc8013cb5b3/go.mod h1:HgjTstvQsPGkxUsCd2KWxErBblirPizecHcpD3ffK+s=
-github.com/sagernet/sing v0.4.3 h1:Ty/NAiNnVd6844k7ujlL5lkzydhcTH5Psc432jXA4Y8=
-github.com/sagernet/sing v0.4.3/go.mod h1:ieZHA/+Y9YZfXs2I3WtuwgyCZ6GPsIR7HdKb1SdEnls=
+github.com/sagernet/sing v0.5.1 h1:mhL/MZVq0TjuvHcpYcFtmSD1BFOxZ/+8ofbNZcg1k1Y=
+github.com/sagernet/sing v0.5.1/go.mod h1:ARkL0gM13/Iv5VCZmci/NuoOlePoIsW0m7BWfln/Hak=
 github.com/sagernet/sing-shadowsocks v0.2.7 h1:zaopR1tbHEw5Nk6FAkM05wCslV6ahVegEZaKMv9ipx8=
 github.com/sagernet/sing-shadowsocks v0.2.7/go.mod h1:0rIKJZBR65Qi0zwdKezt4s57y/Tl1ofkaq6NlkzVuyE=
 github.com/seiflotfy/cuckoofilter v0.0.0-20240715131351-a2f2c23f1771 h1:emzAzMZ1L9iaKCTxdy3Em8Wv4ChIAGnfiz18Cda70g4=
 github.com/seiflotfy/cuckoofilter v0.0.0-20240715131351-a2f2c23f1771/go.mod h1:bR6DqgcAl1zTcOX8/pE2Qkj9XO00eCNqmKb7lXP8EAg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
-github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e h1:5QefA066A1tF8gHIiADmOVOV5LS43gt3ONnlEl3xkwI=
 github.com/v2fly/ss-bloomring v0.0.0-20210312155135-28617310f63e/go.mod h1:5t19P9LBIrNamL6AcMQOncg/r10y3Pc01AbHeMhwlpU=
 github.com/vishvananda/netlink v1.3.0 h1:X7l42GfcV4S6E4vHTsw48qbrV+9PVojNfIhZcwQdrZk=
 github.com/vishvananda/netlink v1.3.0/go.mod h1:i6NetklAujEcC6fK0JPjT8qSwWyO0HLn4UKG+hGqeJs=
 github.com/vishvananda/netns v0.0.4 h1:Oeaw1EM2JMxD51g9uhtC0D7erkIjgmj8+JZc26m1YX8=
 github.com/vishvananda/netns v0.0.4/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZlaprSwhNNJM=
+github.com/xtls/quic-go v0.0.0-20241220091641-6f5777d1c087 h1:kKPg/cJPSKnE50VXVBskDYYSBkl4X3sMCIbTy+XKNGk=
+github.com/xtls/quic-go v0.0.0-20241220091641-6f5777d1c087/go.mod h1:mN9lAuc8Vt7eHvnQkDIH5+uHh+DcLmTBma9rLqk/rPY=
 github.com/xtls/reality v0.0.0-20240712055506-48f0b2d5ed6d h1:+B97uD9uHLgAAulhigmys4BVwZZypzK7gPN3WtpgRJg=
 github.com/xtls/reality v0.0.0-20240712055506-48f0b2d5ed6d/go.mod h1:dm4y/1QwzjGaK17ofi0Vs6NpKAHegZky8qk6J2JJZAE=
 github.com/yuin/goldmark v1.4.1/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
@@ -79,8 +79,8 @@ go4.org/netipx v0.0.0-20231129151722-fdeea329fbba h1:0b9z3AuHCjxk0x/opv64kcgZLBs
 go4.org/netipx v0.0.0-20231129151722-fdeea329fbba/go.mod h1:PLyyIXexvUFg3Owu6p/WfdlivPbZJsZdgWZlrGope/Y=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.28.0 h1:GBDwsMXVQi34v5CCYUm2jkJvu4cbtru2U4TN2PSyQnw=
-golang.org/x/crypto v0.28.0/go.mod h1:rmgy+3RHxRZMyY0jjAJShp2zgEdOqj2AO7U0pYmeQ7U=
+golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
+golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
 golang.org/x/exp v0.0.0-20240531132922-fd00a4e0eefc h1:O9NuF4s+E/PvMIy+9IUZB9znFwUIXEWSstNjek6VpVg=
 golang.org/x/exp v0.0.0-20240531132922-fd00a4e0eefc/go.mod h1:XtvwrStGgqGPLc4cjQfWqZHG1YFdYs6swckp8vpsjnc=
 golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
@@ -89,12 +89,12 @@ golang.org/x/mod v0.18.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.30.0 h1:AcW1SDZMkb8IpzCdQUaIq2sP4sZ4zw+55h6ynffypl4=
-golang.org/x/net v0.30.0/go.mod h1:2wGyMJ5iFasEhkwi13ChkO/t1ECNC4X4eBKkVFyYFlU=
+golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I=
+golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
-golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
+golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -103,14 +103,14 @@ golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
-golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
+golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/text v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM=
-golang.org/x/text v0.19.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
+golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
+golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
 golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
 golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -129,8 +129,8 @@ google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 h1:
 google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU=
 google.golang.org/grpc v1.67.1 h1:zWnc1Vrcno+lHZCOofnIMvycFcc0QRGIzm9dhnDX68E=
 google.golang.org/grpc v1.67.1/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA=
-google.golang.org/protobuf v1.35.1 h1:m3LfL6/Ca+fqnjnlqQXNpFPABW1UD7mjh8KO2mKFytA=
-google.golang.org/protobuf v1.35.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
+google.golang.org/protobuf v1.36.1 h1:yBPeRvTftaleIgM3PZ/WBIZ7XM/eEYAaEyCwvyjq/gk=
+google.golang.org/protobuf v1.36.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

infra/conf/common.go

@@ -42,6 +42,10 @@ type Address struct {
 	net.Address
 }
 
+func (v Address) MarshalJSON() ([]byte, error) {
+	return json.Marshal(v.Address.String())
+}
+
 func (v *Address) UnmarshalJSON(data []byte) error {
 	var rawStr string
 	if err := json.Unmarshal(data, &rawStr); err != nil {

infra/conf/dns_proxy.go

@@ -13,7 +13,7 @@ type DNSOutboundConfig struct {
 	Port       uint16   `json:"port"`
 	UserLevel  uint32   `json:"userLevel"`
 	NonIPQuery string   `json:"nonIPQuery"`
-	BlockTypes  []int32  `json:"blockTypes"`
+	BlockTypes []int32  `json:"blockTypes"`
 }
 
 func (c *DNSOutboundConfig) Build() (proto.Message, error) {

infra/conf/dns_test.go

@@ -2,57 +2,15 @@ package conf_test
 
 import (
 	"encoding/json"
-	"os"
-	"path/filepath"
 	"testing"
 
 	"github.com/xtls/xray-core/app/dns"
-	"github.com/xtls/xray-core/app/router"
-	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
-	"github.com/xtls/xray-core/common/platform"
-	"github.com/xtls/xray-core/common/platform/filesystem"
 	. "github.com/xtls/xray-core/infra/conf"
 	"google.golang.org/protobuf/proto"
 )
 
-func init() {
-	wd, err := os.Getwd()
-	common.Must(err)
-
-	if _, err := os.Stat(platform.GetAssetLocation("geoip.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "resources", "geoip.dat")))
-	}
-
-	geositeFilePath := filepath.Join(wd, "geosite.dat")
-	os.Setenv("xray.location.asset", wd)
-	geositeFile, err := os.OpenFile(geositeFilePath, os.O_CREATE|os.O_WRONLY, 0o600)
-	common.Must(err)
-	defer geositeFile.Close()
-
-	list := &router.GeoSiteList{
-		Entry: []*router.GeoSite{
-			{
-				CountryCode: "TEST",
-				Domain: []*router.Domain{
-					{Type: router.Domain_Full, Value: "example.com"},
-				},
-			},
-		},
-	}
-
-	listBytes, err := proto.Marshal(list)
-	common.Must(err)
-	common.Must2(geositeFile.Write(listBytes))
-}
-
 func TestDNSConfigParsing(t *testing.T) {
-	geositePath := platform.GetAssetLocation("geosite.dat")
-	defer func() {
-		os.Remove(geositePath)
-		os.Unsetenv("xray.location.asset")
-	}()
-
 	parserCreator := func() func(string) (proto.Message, error) {
 		return func(s string) (proto.Message, error) {
 			config := new(DNSConfig)

infra/conf/dokodemo.go

@@ -6,11 +6,11 @@ import (
 )
 
 type DokodemoConfig struct {
-	Host         *Address     `json:"address"`
-	PortValue    uint16       `json:"port"`
-	NetworkList  *NetworkList `json:"network"`
-	Redirect     bool         `json:"followRedirect"`
-	UserLevel    uint32       `json:"userLevel"`
+	Host        *Address     `json:"address"`
+	PortValue   uint16       `json:"port"`
+	NetworkList *NetworkList `json:"network"`
+	Redirect    bool         `json:"followRedirect"`
+	UserLevel   uint32       `json:"userLevel"`
 }
 
 func (v *DokodemoConfig) Build() (proto.Message, error) {

infra/conf/policy.go

@@ -11,6 +11,7 @@ type Policy struct {
 	DownlinkOnly      *uint32 `json:"downlinkOnly"`
 	StatsUserUplink   bool    `json:"statsUserUplink"`
 	StatsUserDownlink bool    `json:"statsUserDownlink"`
+	StatsUserOnline   bool    `json:"statsUserOnline"`
 	BufferSize        *int32  `json:"bufferSize"`
 }
 
@@ -34,6 +35,7 @@ func (t *Policy) Build() (*policy.Policy, error) {
 		Stats: &policy.Policy_Stats{
 			UserUplink:   t.StatsUserUplink,
 			UserDownlink: t.StatsUserDownlink,
+			UserOnline:   t.StatsUserOnline,
 		},
 	}
 

infra/conf/router.go

@@ -71,9 +71,9 @@ func (r *BalancingRule) Build() (*router.BalancingRule, error) {
 }
 
 type RouterConfig struct {
-	RuleList       []json.RawMessage  `json:"rules"`
-	DomainStrategy *string            `json:"domainStrategy"`
-	Balancers      []*BalancingRule   `json:"balancers"`
+	RuleList       []json.RawMessage `json:"rules"`
+	DomainStrategy *string           `json:"domainStrategy"`
+	Balancers      []*BalancingRule  `json:"balancers"`
 
 	DomainMatcher string `json:"domainMatcher"`
 }

infra/conf/router_strategy.go

@@ -3,8 +3,8 @@ package conf
 import (
 	"google.golang.org/protobuf/proto"
 
-	"github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/app/observatory/burst"
+	"github.com/xtls/xray-core/app/router"
 	"github.com/xtls/xray-core/infra/conf/cfgcommon/duration"
 )
 
@@ -46,10 +46,10 @@ type strategyLeastLoadConfig struct {
 
 // healthCheckSettings holds settings for health Checker
 type healthCheckSettings struct {
-	Destination   string   `json:"destination"`
-	Connectivity  string   `json:"connectivity"`
+	Destination   string            `json:"destination"`
+	Connectivity  string            `json:"connectivity"`
 	Interval      duration.Duration `json:"interval"`
-	SamplingCount int      `json:"sampling"`
+	SamplingCount int               `json:"sampling"`
 	Timeout       duration.Duration `json:"timeout"`
 }
 

infra/conf/router_test.go

@@ -2,6 +2,7 @@ package conf_test
 
 import (
 	"encoding/json"
+	"fmt"
 	"os"
 	"path/filepath"
 	"testing"
@@ -18,21 +19,44 @@ import (
 	"google.golang.org/protobuf/proto"
 )
 
-func init() {
-	wd, err := os.Getwd()
-	common.Must(err)
-
-	if _, err := os.Stat(platform.GetAssetLocation("geoip.dat")); err != nil && os.IsNotExist(err) {
-		common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoip.dat"), filepath.Join(wd, "..", "..", "resources", "geoip.dat")))
+func getAssetPath(file string) (string, error) {
+	path := platform.GetAssetLocation(file)
+	_, err := os.Stat(path)
+	if os.IsNotExist(err) {
+		path := filepath.Join("..", "..", "resources", file)
+		_, err := os.Stat(path)
+		if os.IsNotExist(err) {
+			return "", fmt.Errorf("can't find %s in standard asset locations or {project_root}/resources", file)
+		}
+		if err != nil {
+			return "", fmt.Errorf("can't stat %s: %v", path, err)
+		}
+		return path, nil
+	}
+	if err != nil {
+		return "", fmt.Errorf("can't stat %s: %v", path, err)
 	}
 
-	os.Setenv("xray.location.asset", wd)
+	return path, nil
 }
 
 func TestToCidrList(t *testing.T) {
-	t.Log(os.Getenv("xray.location.asset"))
+	tempDir, err := os.MkdirTemp("", "test-")
+	if err != nil {
+		t.Fatalf("can't create temp dir: %v", err)
+	}
+	defer os.RemoveAll(tempDir)
 
-	common.Must(filesystem.CopyFile(platform.GetAssetLocation("geoiptestrouter.dat"), "geoip.dat"))
+	geoipPath, err := getAssetPath("geoip.dat")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	common.Must(filesystem.CopyFile(filepath.Join(tempDir, "geoip.dat"), geoipPath))
+	common.Must(filesystem.CopyFile(filepath.Join(tempDir, "geoiptestrouter.dat"), geoipPath))
+
+	os.Setenv("xray.location.asset", tempDir)
+	defer os.Unsetenv("xray.location.asset")
 
 	ips := StringList([]string{
 		"geoip:us",
@@ -44,7 +68,7 @@ func TestToCidrList(t *testing.T) {
 		"ext-ip:geoiptestrouter.dat:!ca",
 	})
 
-	_, err := ToCidrList(ips)
+	_, err = ToCidrList(ips)
 	if err != nil {
 		t.Fatalf("Failed to parse geoip list, got %s", err)
 	}

infra/conf/shadowsocks.go

@@ -126,9 +126,13 @@ func buildShadowsocks2022(v *ShadowsocksServerConfig) (proto.Message, error) {
 			if user.Cipher != "" {
 				return nil, errors.New("shadowsocks 2022 (multi-user): users must have empty method")
 			}
-			config.Users = append(config.Users, &shadowsocks_2022.User{
-				Key:   user.Password,
-				Email: user.Email,
+			account := &shadowsocks_2022.Account{
+				Key: user.Password,
+			}
+			config.Users = append(config.Users, &protocol.User{
+				Email:   user.Email,
+				Level:   uint32(user.Level),
+				Account: serial.ToTypedMessage(account),
 			})
 		}
 		return config, nil

infra/conf/transport_internet.go

@@ -16,8 +16,6 @@ import (
 	"github.com/xtls/xray-core/common/platform/filesystem"
 	"github.com/xtls/xray-core/common/serial"
 	"github.com/xtls/xray-core/transport/internet"
-	httpheader "github.com/xtls/xray-core/transport/internet/headers/http"
-	"github.com/xtls/xray-core/transport/internet/http"
 	"github.com/xtls/xray-core/transport/internet/httpupgrade"
 	"github.com/xtls/xray-core/transport/internet/kcp"
 	"github.com/xtls/xray-core/transport/internet/reality"
@@ -149,6 +147,7 @@ type WebSocketConfig struct {
 	Path                string            `json:"path"`
 	Headers             map[string]string `json:"headers"`
 	AcceptProxyProtocol bool              `json:"acceptProxyProtocol"`
+	HeartbeatPeriod     uint32            `json:"heartbeatPeriod"`
 }
 
 // Build implements Buildable.
@@ -164,13 +163,15 @@ func (c *WebSocketConfig) Build() (proto.Message, error) {
 			path = u.String()
 		}
 	}
-	// If http host is not set in the Host field, but in headers field, we add it to Host Field here.
-	// If we don't do that, http host will be overwritten as address.
-	// Host priority: Host field > headers field > address.
-	if c.Host == "" && c.Headers["host"] != "" {
-		c.Host = c.Headers["host"]
-	} else if c.Host == "" && c.Headers["Host"] != "" {
-		c.Host = c.Headers["Host"]
+	// Priority (client): host > serverName > address
+	for k, v := range c.Headers {
+		if strings.ToLower(k) == "host" {
+			errors.PrintDeprecatedFeatureWarning(`"host" in "headers"`, `independent "host"`)
+			if c.Host == "" {
+				c.Host = v
+			}
+			delete(c.Headers, k)
+		}
 	}
 	config := &websocket.Config{
 		Path:                path,
@@ -178,6 +179,7 @@ func (c *WebSocketConfig) Build() (proto.Message, error) {
 		Header:              c.Headers,
 		AcceptProxyProtocol: c.AcceptProxyProtocol,
 		Ed:                  ed,
+		HeartbeatPeriod:     c.HeartbeatPeriod,
 	}
 	return config, nil
 }
@@ -202,15 +204,11 @@ func (c *HttpUpgradeConfig) Build() (proto.Message, error) {
 			path = u.String()
 		}
 	}
-	// If http host is not set in the Host field, but in headers field, we add it to Host Field here.
-	// If we don't do that, http host will be overwritten as address.
-	// Host priority: Host field > headers field > address.
-	if c.Host == "" && c.Headers["host"] != "" {
-		c.Host = c.Headers["host"]
-		delete(c.Headers, "host")
-	} else if c.Host == "" && c.Headers["Host"] != "" {
-		c.Host = c.Headers["Host"]
-		delete(c.Headers, "Host")
+	// Priority (client): host > serverName > address
+	for k := range c.Headers {
+		if strings.ToLower(k) == "host" {
+			return nil, errors.New(`"headers" can't contain "host"`)
+		}
 	}
 	config := &httpupgrade.Config{
 		Path:                path,
@@ -225,32 +223,30 @@ func (c *HttpUpgradeConfig) Build() (proto.Message, error) {
 type SplitHTTPConfig struct {
 	Host                 string            `json:"host"`
 	Path                 string            `json:"path"`
+	Mode                 string            `json:"mode"`
 	Headers              map[string]string `json:"headers"`
-	ScMaxConcurrentPosts *Int32Range       `json:"scMaxConcurrentPosts"`
-	ScMaxEachPostBytes   *Int32Range       `json:"scMaxEachPostBytes"`
-	ScMinPostsIntervalMs *Int32Range       `json:"scMinPostsIntervalMs"`
+	XPaddingBytes        Int32Range        `json:"xPaddingBytes"`
+	NoGRPCHeader         bool              `json:"noGRPCHeader"`
 	NoSSEHeader          bool              `json:"noSSEHeader"`
-	XPaddingBytes        *Int32Range       `json:"xPaddingBytes"`
-	Xmux                 Xmux              `json:"xmux"`
+	ScMaxEachPostBytes   Int32Range        `json:"scMaxEachPostBytes"`
+	ScMinPostsIntervalMs Int32Range        `json:"scMinPostsIntervalMs"`
+	ScMaxBufferedPosts   int64             `json:"scMaxBufferedPosts"`
+	Xmux                 XmuxConfig        `json:"xmux"`
 	DownloadSettings     *StreamConfig     `json:"downloadSettings"`
+	Extra                json.RawMessage   `json:"extra"`
 }
 
-type Xmux struct {
-	MaxConcurrency *Int32Range `json:"maxConcurrency"`
-	MaxConnections *Int32Range `json:"maxConnections"`
-	CMaxReuseTimes *Int32Range `json:"cMaxReuseTimes"`
-	CMaxLifetimeMs *Int32Range `json:"cMaxLifetimeMs"`
+type XmuxConfig struct {
+	MaxConcurrency   Int32Range `json:"maxConcurrency"`
+	MaxConnections   Int32Range `json:"maxConnections"`
+	CMaxReuseTimes   Int32Range `json:"cMaxReuseTimes"`
+	HMaxRequestTimes Int32Range `json:"hMaxRequestTimes"`
+	HMaxReusableSecs Int32Range `json:"hMaxReusableSecs"`
+	HKeepAlivePeriod int64      `json:"hKeepAlivePeriod"`
 }
 
-func splithttpNewRandRangeConfig(input *Int32Range) *splithttp.RandRangeConfig {
-	if input == nil {
-		return &splithttp.RandRangeConfig{
-			From: 0,
-			To:   0,
-		}
-	}
-
-	return &splithttp.RandRangeConfig{
+func newRangeConfig(input Int32Range) *splithttp.RangeConfig {
+	return &splithttp.RangeConfig{
 		From: input.From,
 		To:   input.To,
 	}
@@ -258,99 +254,75 @@ func splithttpNewRandRangeConfig(input *Int32Range) *splithttp.RandRangeConfig {
 
 // Build implements Buildable.
 func (c *SplitHTTPConfig) Build() (proto.Message, error) {
-	// If http host is not set in the Host field, but in headers field, we add it to Host Field here.
-	// If we don't do that, http host will be overwritten as address.
-	// Host priority: Host field > headers field > address.
-	if c.Host == "" && c.Headers["host"] != "" {
-		c.Host = c.Headers["host"]
-	} else if c.Host == "" && c.Headers["Host"] != "" {
-		c.Host = c.Headers["Host"]
+	if c.Extra != nil {
+		var extra SplitHTTPConfig
+		if err := json.Unmarshal(c.Extra, &extra); err != nil {
+			return nil, errors.New(`Failed to unmarshal "extra".`).Base(err)
+		}
+		extra.Host = c.Host
+		extra.Path = c.Path
+		extra.Mode = c.Mode
+		c = &extra
 	}
 
-	if c.Xmux.MaxConnections != nil && c.Xmux.MaxConnections.To > 0 && c.Xmux.MaxConcurrency != nil && c.Xmux.MaxConcurrency.To > 0 {
+	switch c.Mode {
+	case "":
+		c.Mode = "auto"
+	case "auto", "packet-up", "stream-up", "stream-one":
+	default:
+		return nil, errors.New("unsupported mode: " + c.Mode)
+	}
+
+	// Priority (client): host > serverName > address
+	for k := range c.Headers {
+		if strings.ToLower(k) == "host" {
+			return nil, errors.New(`"headers" can't contain "host"`)
+		}
+	}
+
+	if c.Xmux.MaxConnections.To > 0 && c.Xmux.MaxConcurrency.To > 0 {
 		return nil, errors.New("maxConnections cannot be specified together with maxConcurrency")
 	}
-
-	// Multiplexing config
-	muxProtobuf := splithttp.Multiplexing{
-		MaxConcurrency: splithttpNewRandRangeConfig(c.Xmux.MaxConcurrency),
-		MaxConnections: splithttpNewRandRangeConfig(c.Xmux.MaxConnections),
-		CMaxReuseTimes: splithttpNewRandRangeConfig(c.Xmux.CMaxReuseTimes),
-		CMaxLifetimeMs: splithttpNewRandRangeConfig(c.Xmux.CMaxLifetimeMs),
-	}
-
-	if muxProtobuf.MaxConcurrency.To == 0 &&
-		muxProtobuf.MaxConnections.To == 0 &&
-		muxProtobuf.CMaxReuseTimes.To == 0 &&
-		muxProtobuf.CMaxLifetimeMs.To == 0 {
-		muxProtobuf.MaxConcurrency.From = 16
-		muxProtobuf.MaxConcurrency.To = 32
-		muxProtobuf.CMaxReuseTimes.From = 64
-		muxProtobuf.CMaxReuseTimes.To = 128
+	if c.Xmux == (XmuxConfig{}) {
+		c.Xmux.MaxConcurrency.From = 16
+		c.Xmux.MaxConcurrency.To = 32
+		c.Xmux.HMaxRequestTimes.From = 600
+		c.Xmux.HMaxRequestTimes.To = 900
+		c.Xmux.HMaxReusableSecs.From = 1800
+		c.Xmux.HMaxReusableSecs.To = 3000
 	}
 
 	config := &splithttp.Config{
-		Path:                 c.Path,
 		Host:                 c.Host,
-		Header:               c.Headers,
-		ScMaxConcurrentPosts: splithttpNewRandRangeConfig(c.ScMaxConcurrentPosts),
-		ScMaxEachPostBytes:   splithttpNewRandRangeConfig(c.ScMaxEachPostBytes),
-		ScMinPostsIntervalMs: splithttpNewRandRangeConfig(c.ScMinPostsIntervalMs),
+		Path:                 c.Path,
+		Mode:                 c.Mode,
+		Headers:              c.Headers,
+		XPaddingBytes:        newRangeConfig(c.XPaddingBytes),
+		NoGRPCHeader:         c.NoGRPCHeader,
 		NoSSEHeader:          c.NoSSEHeader,
-		XPaddingBytes:        splithttpNewRandRangeConfig(c.XPaddingBytes),
-		Xmux:                 &muxProtobuf,
+		ScMaxEachPostBytes:   newRangeConfig(c.ScMaxEachPostBytes),
+		ScMinPostsIntervalMs: newRangeConfig(c.ScMinPostsIntervalMs),
+		ScMaxBufferedPosts:   c.ScMaxBufferedPosts,
+		Xmux: &splithttp.XmuxConfig{
+			MaxConcurrency:   newRangeConfig(c.Xmux.MaxConcurrency),
+			MaxConnections:   newRangeConfig(c.Xmux.MaxConnections),
+			CMaxReuseTimes:   newRangeConfig(c.Xmux.CMaxReuseTimes),
+			HMaxRequestTimes: newRangeConfig(c.Xmux.HMaxRequestTimes),
+			HMaxReusableSecs: newRangeConfig(c.Xmux.HMaxReusableSecs),
+			HKeepAlivePeriod: c.Xmux.HKeepAlivePeriod,
+		},
 	}
-	var err error
+
 	if c.DownloadSettings != nil {
+		if c.Mode == "stream-one" {
+			return nil, errors.New(`Can not use "downloadSettings" in "stream-one" mode.`)
+		}
+		var err error
 		if config.DownloadSettings, err = c.DownloadSettings.Build(); err != nil {
 			return nil, errors.New(`Failed to build "downloadSettings".`).Base(err)
 		}
 	}
-	return config, nil
-}
 
-type HTTPConfig struct {
-	Host               *StringList            `json:"host"`
-	Path               string                 `json:"path"`
-	ReadIdleTimeout    int32                  `json:"read_idle_timeout"`
-	HealthCheckTimeout int32                  `json:"health_check_timeout"`
-	Method             string                 `json:"method"`
-	Headers            map[string]*StringList `json:"headers"`
-}
-
-// Build implements Buildable.
-func (c *HTTPConfig) Build() (proto.Message, error) {
-	if c.ReadIdleTimeout <= 0 {
-		c.ReadIdleTimeout = 0
-	}
-	if c.HealthCheckTimeout <= 0 {
-		c.HealthCheckTimeout = 0
-	}
-	config := &http.Config{
-		Path:               c.Path,
-		IdleTimeout:        c.ReadIdleTimeout,
-		HealthCheckTimeout: c.HealthCheckTimeout,
-	}
-	if c.Host != nil {
-		config.Host = []string(*c.Host)
-	}
-	if c.Method != "" {
-		config.Method = c.Method
-	}
-	if len(c.Headers) > 0 {
-		config.Header = make([]*httpheader.Header, 0, len(c.Headers))
-		headerNames := sortMapKeys(c.Headers)
-		for _, key := range headerNames {
-			value := c.Headers[key]
-			if value == nil {
-				return nil, errors.New("empty HTTP header value: " + key).AtError()
-			}
-			config.Header = append(config.Header, &httpheader.Header{
-				Name:  key,
-				Value: append([]string(nil), (*value)...),
-			})
-		}
-	}
 	return config, nil
 }
 
@@ -430,6 +402,7 @@ type TLSConfig struct {
 	RejectUnknownSNI                     bool             `json:"rejectUnknownSni"`
 	PinnedPeerCertificateChainSha256     *[]string        `json:"pinnedPeerCertificateChainSha256"`
 	PinnedPeerCertificatePublicKeySha256 *[]string        `json:"pinnedPeerCertificatePublicKeySha256"`
+	CurvePreferences                     *StringList      `json:"curvePreferences"`
 	MasterKeyLog                         string           `json:"masterKeyLog"`
 }
 
@@ -452,13 +425,16 @@ func (c *TLSConfig) Build() (proto.Message, error) {
 	if c.ALPN != nil && len(*c.ALPN) > 0 {
 		config.NextProtocol = []string(*c.ALPN)
 	}
+	if c.CurvePreferences != nil && len(*c.CurvePreferences) > 0 {
+		config.CurvePreferences = []string(*c.CurvePreferences)
+	}
 	config.EnableSessionResumption = c.EnableSessionResumption
 	config.DisableSystemRoot = c.DisableSystemRoot
 	config.MinVersion = c.MinVersion
 	config.MaxVersion = c.MaxVersion
 	config.CipherSuites = c.CipherSuites
 	config.Fingerprint = strings.ToLower(c.Fingerprint)
-	if config.Fingerprint != "" && tls.GetFingerprint(config.Fingerprint) == nil {
+	if config.Fingerprint != "unsafe" && tls.GetFingerprint(config.Fingerprint) == nil {
 		return nil, errors.New(`unknown fingerprint: `, config.Fingerprint)
 	}
 	config.RejectUnknownSni = c.RejectUnknownSNI
@@ -568,7 +544,7 @@ func (c *REALITYConfig) Build() (proto.Message, error) {
 					return nil, errors.New(`invalid "minClientVer": `, c.MinClientVer)
 				}
 				if u, err = strconv.ParseUint(s, 10, 8); err != nil {
-					return nil, errors.New(`"minClientVer[`, i, `]" should be lesser than 256`)
+					return nil, errors.New(`"minClientVer[`, i, `]" should be less than 256`)
 				} else {
 					config.MinClientVer[i] = byte(u)
 				}
@@ -582,7 +558,7 @@ func (c *REALITYConfig) Build() (proto.Message, error) {
 					return nil, errors.New(`invalid "maxClientVer": `, c.MaxClientVer)
 				}
 				if u, err = strconv.ParseUint(s, 10, 8); err != nil {
-					return nil, errors.New(`"maxClientVer[`, i, `]" should be lesser than 256`)
+					return nil, errors.New(`"maxClientVer[`, i, `]" should be less than 256`)
 				} else {
 					config.MaxClientVer[i] = byte(u)
 				}
@@ -604,15 +580,13 @@ func (c *REALITYConfig) Build() (proto.Message, error) {
 		config.ServerNames = c.ServerNames
 		config.MaxTimeDiff = c.MaxTimeDiff
 	} else {
-		if c.Fingerprint == "" {
-			return nil, errors.New(`empty "fingerprint"`)
-		}
-		if config.Fingerprint = strings.ToLower(c.Fingerprint); tls.GetFingerprint(config.Fingerprint) == nil {
-			return nil, errors.New(`unknown "fingerprint": `, config.Fingerprint)
-		}
-		if config.Fingerprint == "hellogolang" {
+		config.Fingerprint = strings.ToLower(c.Fingerprint)
+		if config.Fingerprint == "unsafe" || config.Fingerprint == "hellogolang" {
 			return nil, errors.New(`invalid "fingerprint": `, config.Fingerprint)
 		}
+		if tls.GetFingerprint(config.Fingerprint) == nil {
+			return nil, errors.New(`unknown "fingerprint": `, config.Fingerprint)
+		}
 		if len(c.ServerNames) != 0 {
 			return nil, errors.New(`non-empty "serverNames", please use "serverName" instead`)
 		}
@@ -670,18 +644,23 @@ func (p TransportProtocol) Build() (string, error) {
 	switch strings.ToLower(string(p)) {
 	case "raw", "tcp":
 		return "tcp", nil
-	case "kcp", "mkcp":
-		return "mkcp", nil
-	case "ws", "websocket":
-		return "websocket", nil
-	case "h2", "h3", "http":
-		return "http", nil
-	case "grpc":
-		return "grpc", nil
-	case "httpupgrade":
-		return "httpupgrade", nil
 	case "xhttp", "splithttp":
 		return "splithttp", nil
+	case "kcp", "mkcp":
+		return "mkcp", nil
+	case "grpc":
+		errors.PrintDeprecatedFeatureWarning("gRPC transport (with unnecessary costs, etc.)", "XHTTP stream-up H2")
+		return "grpc", nil
+	case "ws", "websocket":
+		errors.PrintDeprecatedFeatureWarning("WebSocket transport (with ALPN http/1.1, etc.)", "XHTTP H2 & H3")
+		return "websocket", nil
+	case "httpupgrade":
+		errors.PrintDeprecatedFeatureWarning("HTTPUpgrade transport (with ALPN http/1.1, etc.)", "XHTTP H2 & H3")
+		return "httpupgrade", nil
+	case "h2", "h3", "http":
+		return "", errors.PrintRemovedFeatureError("HTTP transport (without header padding, etc.)", "XHTTP stream-one H2 & H3")
+	case "quic":
+		return "", errors.PrintRemovedFeatureError("QUIC transport (without web service, etc.)", "XHTTP stream-one H3")
 	default:
 		return "", errors.New("Config: unknown transport protocol: ", p)
 	}
@@ -706,7 +685,7 @@ type SocketConfig struct {
 	TCPCongestion        string                 `json:"tcpCongestion"`
 	TCPWindowClamp       int32                  `json:"tcpWindowClamp"`
 	TCPMaxSeg            int32                  `json:"tcpMaxSeg"`
-	TcpNoDelay           bool                   `json:"tcpNoDelay"`
+	Penetrate            bool                   `json:"penetrate"`
 	TCPUserTimeout       int32                  `json:"tcpUserTimeout"`
 	V6only               bool                   `json:"v6only"`
 	Interface            string                 `json:"interface"`
@@ -793,7 +772,7 @@ func (c *SocketConfig) Build() (*internet.SocketConfig, error) {
 		TcpCongestion:        c.TCPCongestion,
 		TcpWindowClamp:       c.TCPWindowClamp,
 		TcpMaxSeg:            c.TCPMaxSeg,
-		TcpNoDelay:           c.TcpNoDelay,
+		Penetrate:            c.Penetrate,
 		TcpUserTimeout:       c.TCPUserTimeout,
 		V6Only:               c.V6only,
 		Interface:            c.Interface,
@@ -811,14 +790,13 @@ type StreamConfig struct {
 	REALITYSettings     *REALITYConfig     `json:"realitySettings"`
 	RAWSettings         *TCPConfig         `json:"rawSettings"`
 	TCPSettings         *TCPConfig         `json:"tcpSettings"`
-	KCPSettings         *KCPConfig         `json:"kcpSettings"`
-	WSSettings          *WebSocketConfig   `json:"wsSettings"`
-	HTTPSettings        *HTTPConfig        `json:"httpSettings"`
-	SocketSettings      *SocketConfig      `json:"sockopt"`
-	GRPCConfig          *GRPCConfig        `json:"grpcSettings"`
-	HTTPUPGRADESettings *HttpUpgradeConfig `json:"httpupgradeSettings"`
 	XHTTPSettings       *SplitHTTPConfig   `json:"xhttpSettings"`
 	SplitHTTPSettings   *SplitHTTPConfig   `json:"splithttpSettings"`
+	KCPSettings         *KCPConfig         `json:"kcpSettings"`
+	GRPCSettings        *GRPCConfig        `json:"grpcSettings"`
+	WSSettings          *WebSocketConfig   `json:"wsSettings"`
+	HTTPUPGRADESettings *HttpUpgradeConfig `json:"httpupgradeSettings"`
+	SocketSettings      *SocketConfig      `json:"sockopt"`
 }
 
 // Build implements Buildable.
@@ -852,8 +830,8 @@ func (c *StreamConfig) Build() (*internet.StreamConfig, error) {
 		config.SecuritySettings = append(config.SecuritySettings, tm)
 		config.SecurityType = tm.Type
 	case "reality":
-		if config.ProtocolName != "tcp" && config.ProtocolName != "http" && config.ProtocolName != "grpc" && config.ProtocolName != "splithttp" {
-			return nil, errors.New("REALITY only supports RAW, H2, gRPC and XHTTP for now.")
+		if config.ProtocolName != "tcp" && config.ProtocolName != "splithttp" && config.ProtocolName != "grpc" {
+			return nil, errors.New("REALITY only supports RAW, XHTTP and gRPC for now.")
 		}
 		if c.REALITYSettings == nil {
 			return nil, errors.New(`REALITY: Empty "realitySettings".`)
@@ -883,56 +861,6 @@ func (c *StreamConfig) Build() (*internet.StreamConfig, error) {
 			Settings:     serial.ToTypedMessage(ts),
 		})
 	}
-	if c.KCPSettings != nil {
-		ts, err := c.KCPSettings.Build()
-		if err != nil {
-			return nil, errors.New("Failed to build mKCP config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "mkcp",
-			Settings:     serial.ToTypedMessage(ts),
-		})
-	}
-	if c.WSSettings != nil {
-		ts, err := c.WSSettings.Build()
-		if err != nil {
-			return nil, errors.New("Failed to build WebSocket config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "websocket",
-			Settings:     serial.ToTypedMessage(ts),
-		})
-	}
-	if c.HTTPSettings != nil {
-		ts, err := c.HTTPSettings.Build()
-		if err != nil {
-			return nil, errors.New("Failed to build HTTP config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "http",
-			Settings:     serial.ToTypedMessage(ts),
-		})
-	}
-	if c.GRPCConfig != nil {
-		gs, err := c.GRPCConfig.Build()
-		if err != nil {
-			return nil, errors.New("Failed to build gRPC config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "grpc",
-			Settings:     serial.ToTypedMessage(gs),
-		})
-	}
-	if c.HTTPUPGRADESettings != nil {
-		hs, err := c.HTTPUPGRADESettings.Build()
-		if err != nil {
-			return nil, errors.New("Failed to build HttpUpgrade config.").Base(err)
-		}
-		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
-			ProtocolName: "httpupgrade",
-			Settings:     serial.ToTypedMessage(hs),
-		})
-	}
 	if c.XHTTPSettings != nil {
 		c.SplitHTTPSettings = c.XHTTPSettings
 	}
@@ -946,10 +874,50 @@ func (c *StreamConfig) Build() (*internet.StreamConfig, error) {
 			Settings:     serial.ToTypedMessage(hs),
 		})
 	}
+	if c.KCPSettings != nil {
+		ts, err := c.KCPSettings.Build()
+		if err != nil {
+			return nil, errors.New("Failed to build mKCP config.").Base(err)
+		}
+		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
+			ProtocolName: "mkcp",
+			Settings:     serial.ToTypedMessage(ts),
+		})
+	}
+	if c.GRPCSettings != nil {
+		gs, err := c.GRPCSettings.Build()
+		if err != nil {
+			return nil, errors.New("Failed to build gRPC config.").Base(err)
+		}
+		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
+			ProtocolName: "grpc",
+			Settings:     serial.ToTypedMessage(gs),
+		})
+	}
+	if c.WSSettings != nil {
+		ts, err := c.WSSettings.Build()
+		if err != nil {
+			return nil, errors.New("Failed to build WebSocket config.").Base(err)
+		}
+		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
+			ProtocolName: "websocket",
+			Settings:     serial.ToTypedMessage(ts),
+		})
+	}
+	if c.HTTPUPGRADESettings != nil {
+		hs, err := c.HTTPUPGRADESettings.Build()
+		if err != nil {
+			return nil, errors.New("Failed to build HTTPUpgrade config.").Base(err)
+		}
+		config.TransportSettings = append(config.TransportSettings, &internet.TransportConfig{
+			ProtocolName: "httpupgrade",
+			Settings:     serial.ToTypedMessage(hs),
+		})
+	}
 	if c.SocketSettings != nil {
 		ss, err := c.SocketSettings.Build()
 		if err != nil {
-			return nil, errors.New("Failed to build sockopt").Base(err)
+			return nil, errors.New("Failed to build sockopt.").Base(err)
 		}
 		config.SocketSettings = ss
 	}

infra/conf/xray.go

@@ -24,6 +24,7 @@ var (
 		"dokodemo-door": func() interface{} { return new(DokodemoConfig) },
 		"http":          func() interface{} { return new(HTTPServerConfig) },
 		"shadowsocks":   func() interface{} { return new(ShadowsocksServerConfig) },
+		"mixed":         func() interface{} { return new(SocksServerConfig) },
 		"socks":         func() interface{} { return new(SocksServerConfig) },
 		"vless":         func() interface{} { return new(VLessInboundConfig) },
 		"vmess":         func() interface{} { return new(VMessInboundConfig) },
@@ -363,7 +364,7 @@ func (c *StatsConfig) Build() (*stats.Config, error) {
 type Config struct {
 	// Deprecated: Global transport config is no longer used
 	// left for returning error
-	Transport        map[string]json.RawMessage `json:"transport"`
+	Transport map[string]json.RawMessage `json:"transport"`
 
 	LogConfig        *LogConfig              `json:"log"`
 	RouterConfig     *RouterConfig           `json:"routing"`

infra/conf/xray_test.go

@@ -48,9 +48,7 @@ func TestXrayConfig(t *testing.T) {
 					"streamSettings": {
 						"network": "ws",
 						"wsSettings": {
-							"headers": {
-								"host": "example.domain"
-							},
+							"host": "example.domain",
 							"path": ""
 						},
 						"tlsSettings": {
@@ -139,9 +137,6 @@ func TestXrayConfig(t *testing.T) {
 										ProtocolName: "websocket",
 										Settings: serial.ToTypedMessage(&websocket.Config{
 											Host: "example.domain",
-											Header: map[string]string{
-												"host": "example.domain",
-											},
 										}),
 									},
 								},

infra/vformat/main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"errors"
 	"flag"
 	"fmt"
 	"go/build"
@@ -18,7 +19,7 @@ var directory = flag.String("pwd", "", "Working directory of Xray vformat.")
 func envFile() (string, error) {
 	if file := os.Getenv("GOENV"); file != "" {
 		if file == "off" {
-			return "", fmt.Errorf("GOENV=off")
+			return "", errors.New("GOENV=off")
 		}
 		return file, nil
 	}
@@ -27,7 +28,7 @@ func envFile() (string, error) {
 		return "", err
 	}
 	if dir == "" {
-		return "", fmt.Errorf("missing user-config dir")
+		return "", errors.New("missing user-config dir")
 	}
 	return filepath.Join(dir, "go", "env"), nil
 }
@@ -40,7 +41,7 @@ func GetRuntimeEnv(key string) (string, error) {
 		return "", err
 	}
 	if file == "" {
-		return "", fmt.Errorf("missing runtime env file")
+		return "", errors.New("missing runtime env file")
 	}
 	var data []byte
 	var runtimeEnv string

infra/vprotogen/main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"errors"
 	"flag"
 	"fmt"
 	"go/build"
@@ -22,7 +23,7 @@ var directory = flag.String("pwd", "", "Working directory of Xray vprotogen.")
 func envFile() (string, error) {
 	if file := os.Getenv("GOENV"); file != "" {
 		if file == "off" {
-			return "", fmt.Errorf("GOENV=off")
+			return "", errors.New("GOENV=off")
 		}
 		return file, nil
 	}
@@ -31,7 +32,7 @@ func envFile() (string, error) {
 		return "", err
 	}
 	if dir == "" {
-		return "", fmt.Errorf("missing user-config dir")
+		return "", errors.New("missing user-config dir")
 	}
 	return filepath.Join(dir, "go", "env"), nil
 }
@@ -44,7 +45,7 @@ func GetRuntimeEnv(key string) (string, error) {
 		return "", err
 	}
 	if file == "" {
-		return "", fmt.Errorf("missing runtime env file")
+		return "", errors.New("missing runtime env file")
 	}
 	var data []byte
 	var runtimeEnv string
@@ -101,12 +102,12 @@ Download %s v%s or later from https://github.com/protocolbuffers/protobuf/releas
 func getProjectProtocVersion(url string) (string, error) {
 	resp, err := http.Get(url)
 	if err != nil {
-		return "", fmt.Errorf("can not get the version of protobuf used in xray project")
+		return "", errors.New("can not get the version of protobuf used in xray project")
 	}
 	defer resp.Body.Close()
 	body, err := io.ReadAll(resp.Body)
 	if err != nil {
-		return "", fmt.Errorf("can not read from body")
+		return "", errors.New("can not read from body")
 	}
 	versionRegexp := regexp.MustCompile(`\/\/\s*protoc\s*v\d+\.(\d+\.\d+)`)
 	matched := versionRegexp.FindStringSubmatch(string(body))

main/commands/all/api/api.go

@@ -21,8 +21,11 @@ var CmdAPI = &base.Command{
 		cmdAddOutbounds,
 		cmdRemoveInbounds,
 		cmdRemoveOutbounds,
+		cmdInboundUser,
+		cmdInboundUserCount,
 		cmdAddRules,
 		cmdRemoveRules,
 		cmdSourceIpBlock,
+		cmdOnlineStats,
 	},
 }

main/commands/all/api/inbound_user.go

@@ -0,0 +1,50 @@
+package api
+
+import (
+	handlerService "github.com/xtls/xray-core/app/proxyman/command"
+	"github.com/xtls/xray-core/main/commands/base"
+)
+
+var cmdInboundUser = &base.Command{
+	CustomFlags: true,
+	UsageLine:   "{{.Exec}} api inbounduser [--server=127.0.0.1:8080] -tag=tag [-email=email]",
+	Short:       "Get Inbound User",
+	Long: `
+Get User info from an inbound.
+Arguments:
+	-s, -server 
+		The API server address. Default 127.0.0.1:8080
+	-t, -timeout
+		Timeout seconds to call API. Default 3
+	-tag
+	    Inbound tag
+    -email
+		User email. If email is not given, will get all users
+Example:
+    {{.Exec}} {{.LongName}} --server=127.0.0.1:8080 -tag="tag name" -email="xray@love.com"
+`,
+	Run: executeInboundUser,
+}
+
+func executeInboundUser(cmd *base.Command, args []string) {
+	setSharedFlags(cmd)
+	var tag string
+	var email string
+	cmd.Flag.StringVar(&tag, "tag", "", "")
+	cmd.Flag.StringVar(&email, "email", "", "")
+	cmd.Flag.Parse(args)
+
+	conn, ctx, close := dialAPIServer()
+	defer close()
+
+	client := handlerService.NewHandlerServiceClient(conn)
+	r := &handlerService.GetInboundUserRequest{
+		Tag:   tag,
+		Email: email,
+	}
+	resp, err := client.GetInboundUsers(ctx, r)
+	if err != nil {
+		base.Fatalf("failed to get inbound user: %s", err)
+	}
+	showJSONResponse(resp)
+}

main/commands/all/api/inbound_user_count.go

@@ -0,0 +1,45 @@
+package api
+
+import (
+	handlerService "github.com/xtls/xray-core/app/proxyman/command"
+	"github.com/xtls/xray-core/main/commands/base"
+)
+
+var cmdInboundUserCount = &base.Command{
+	CustomFlags: true,
+	UsageLine:   "{{.Exec}} api inboundusercount [--server=127.0.0.1:8080] -tag=tag",
+	Short:       "Get Inbound User Count",
+	Long: `
+Get User count from an inbound.
+Arguments:
+	-s, -server 
+		The API server address. Default 127.0.0.1:8080
+	-t, -timeout
+		Timeout seconds to call API. Default 3
+	-tag
+	    Inbound tag
+Example:
+    {{.Exec}} {{.LongName}} --server=127.0.0.1:8080 -tag="tag name"
+`,
+	Run: executeInboundUserCount,
+}
+
+func executeInboundUserCount(cmd *base.Command, args []string) {
+	setSharedFlags(cmd)
+	var tag string
+	cmd.Flag.StringVar(&tag, "tag", "", "")
+	cmd.Flag.Parse(args)
+
+	conn, ctx, close := dialAPIServer()
+	defer close()
+
+	client := handlerService.NewHandlerServiceClient(conn)
+	r := &handlerService.GetInboundUserRequest{
+		Tag: tag,
+	}
+	resp, err := client.GetInboundUsersCount(ctx, r)
+	if err != nil {
+		base.Fatalf("failed to get inbound user count: %s", err)
+	}
+	showJSONResponse(resp)
+}

main/commands/all/api/shared.go

@@ -3,6 +3,7 @@ package api
 import (
 	"bytes"
 	"context"
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
@@ -15,8 +16,8 @@ import (
 	"google.golang.org/grpc/credentials/insecure"
 
 	"github.com/xtls/xray-core/common/buf"
-	"github.com/xtls/xray-core/main/commands/base"
 	creflect "github.com/xtls/xray-core/common/reflect"
+	"github.com/xtls/xray-core/main/commands/base"
 	"google.golang.org/grpc"
 	"google.golang.org/protobuf/proto"
 )
@@ -101,7 +102,7 @@ func fetchHTTPContent(target string) ([]byte, error) {
 
 	content, err := buf.ReadAllToBytes(resp.Body)
 	if err != nil {
-		return nil, fmt.Errorf("failed to read HTTP response")
+		return nil, errors.New("failed to read HTTP response")
 	}
 
 	return content, nil

main/commands/all/api/stats_online.go

@@ -0,0 +1,47 @@
+package api
+
+import (
+	statsService "github.com/xtls/xray-core/app/stats/command"
+	"github.com/xtls/xray-core/main/commands/base"
+)
+
+var cmdOnlineStats = &base.Command{
+	CustomFlags: true,
+	UsageLine:   "{{.Exec}} api statsonline [--server=127.0.0.1:8080] [-name '']",
+	Short:       "Get online user",
+	Long: `
+Get statistics from Xray.
+Arguments:
+	-s, -server 
+		The API server address. Default 127.0.0.1:8080
+	-t, -timeout
+		Timeout seconds to call API. Default 3
+	-email
+		email of the user.
+	-reset
+		Reset the counter to fetching its value.
+Example:
+	{{.Exec}} {{.LongName}} --server=127.0.0.1:8080 -email "user1@test.com"
+`,
+	Run: executeOnlineStats,
+}
+
+func executeOnlineStats(cmd *base.Command, args []string) {
+	setSharedFlags(cmd)
+	email := cmd.Flag.String("email", "", "")
+	cmd.Flag.Parse(args)
+	statName := "user>>>" + *email + ">>>online"
+	conn, ctx, close := dialAPIServer()
+	defer close()
+
+	client := statsService.NewStatsServiceClient(conn)
+	r := &statsService.GetStatsRequest{
+		Name:   statName,
+		Reset_: false,
+	}
+	resp, err := client.GetStatsOnline(ctx, r)
+	if err != nil {
+		base.Fatalf("failed to get stats: %s", err)
+	}
+	showJSONResponse(resp)
+}

main/distro/all/all.go

@@ -51,7 +51,6 @@ import (
 
 	// Transports
 	_ "github.com/xtls/xray-core/transport/internet/grpc"
-	_ "github.com/xtls/xray-core/transport/internet/http"
 	_ "github.com/xtls/xray-core/transport/internet/httpupgrade"
 	_ "github.com/xtls/xray-core/transport/internet/kcp"
 	_ "github.com/xtls/xray-core/transport/internet/reality"

proxy/blackhole/blackhole.go

@@ -30,7 +30,7 @@ func New(ctx context.Context, config *Config) (*Handler, error) {
 // Process implements OutboundHandler.Dispatch().
 func (h *Handler) Process(ctx context.Context, link *transport.Link, dialer internet.Dialer) error {
 	outbounds := session.OutboundsFromContext(ctx)
-	ob := outbounds[len(outbounds) - 1]
+	ob := outbounds[len(outbounds)-1]
 	ob.Name = "blackhole"
 
 	nBytes := h.response.WriteTo(link.Writer)

proxy/blackhole/config.go

@@ -17,7 +17,7 @@ Content-Length: 0
 
 // ResponseConfig is the configuration for blackhole responses.
 type ResponseConfig interface {
-	// WriteTo writes predefined response to the give buffer.
+	// WriteTo writes a predefined response to the specified buffer.
 	WriteTo(buf.Writer) int32
 }
 

proxy/dns/dns.go

@@ -27,7 +27,7 @@ func init() {
 	common.Must(common.RegisterConfig((*Config)(nil), func(ctx context.Context, config interface{}) (interface{}, error) {
 		h := new(Handler)
 		if err := core.RequireFeatures(ctx, func(dnsClient dns.Client, policyManager policy.Manager) error {
-			core.RequireFeatures(ctx, func(fdns dns.FakeDNSEngine) {
+			core.OptionalFeatures(ctx, func(fdns dns.FakeDNSEngine) {
 				h.fdns = fdns
 			})
 			return h.Init(config.(*Config), dnsClient, policyManager)
@@ -49,7 +49,7 @@ type Handler struct {
 	server          net.Destination
 	timeout         time.Duration
 	nonIPQuery      string
-	blockTypes       []int32
+	blockTypes      []int32
 }
 
 func (h *Handler) Init(config *Config, dnsClient dns.Client, policyManager policy.Manager) error {

proxy/dokodemo/dokodemo.go

@@ -2,6 +2,7 @@ package dokodemo
 
 import (
 	"context"
+	"runtime"
 	"sync/atomic"
 
 	"github.com/xtls/xray-core/common"
@@ -147,10 +148,6 @@ func (d *DokodemoDoor) Process(ctx context.Context, network net.Network, conn st
 		return nil
 	}
 
-	tproxyRequest := func() error {
-		return nil
-	}
-
 	var writer buf.Writer
 	if network == net.Network_TCP {
 		writer = buf.NewWriter(conn)
@@ -180,7 +177,12 @@ func (d *DokodemoDoor) Process(ctx context.Context, network net.Network, conn st
 				return err
 			}
 			writer = NewPacketWriter(pConn, &dest, mark, back)
-			defer writer.(*PacketWriter).Close()
+			defer func() {
+				runtime.Gosched()
+				common.Interrupt(link.Reader) // maybe duplicated
+				runtime.Gosched()
+				writer.(*PacketWriter).Close() // close fake UDP conns
+			}()
 			/*
 				sockopt := &internet.SocketConfig{
 					Tproxy: internet.SocketConfig_TProxy,
@@ -219,17 +221,24 @@ func (d *DokodemoDoor) Process(ctx context.Context, network net.Network, conn st
 	responseDone := func() error {
 		defer timer.SetTimeout(plcy.Timeouts.UplinkOnly)
 
+		if network == net.Network_UDP && destinationOverridden {
+			buf.Copy(link.Reader, writer) // respect upload's timeout
+			return nil
+		}
+
 		if err := buf.Copy(link.Reader, writer, buf.UpdateActivity(timer)); err != nil {
 			return errors.New("failed to transport response").Base(err)
 		}
 		return nil
 	}
 
-	if err := task.Run(ctx, task.OnSuccess(func() error {
-		return task.Run(ctx, requestDone, tproxyRequest)
-	}, task.Close(link.Writer)), responseDone); err != nil {
-		common.Interrupt(link.Reader)
+	if err := task.Run(ctx,
+		task.OnSuccess(func() error { return task.Run(ctx, requestDone) }, task.Close(link.Writer)),
+		responseDone); err != nil {
+		runtime.Gosched()
 		common.Interrupt(link.Writer)
+		runtime.Gosched()
+		common.Interrupt(link.Reader)
 		return errors.New("connection ends").Base(err)
 	}
 

proxy/http/config.go

@@ -1,6 +1,8 @@
 package http
 
 import (
+	"google.golang.org/protobuf/proto"
+
 	"github.com/xtls/xray-core/common/protocol"
 )
 
@@ -11,6 +13,10 @@ func (a *Account) Equals(another protocol.Account) bool {
 	return false
 }
 
+func (a *Account) ToProto() proto.Message {
+	return a
+}
+
 func (a *Account) AsAccount() (protocol.Account, error) {
 	return a, nil
 }

proxy/proxy.go

@@ -78,6 +78,15 @@ type UserManager interface {
 
 	// RemoveUser removes a user by email.
 	RemoveUser(context.Context, string) error
+
+	// Get user by email.
+	GetUser(context.Context, string) *protocol.MemoryUser
+
+	// Get all users.
+	GetUsers(context.Context) []*protocol.MemoryUser
+
+	// Get users count.
+	GetUsersCount(context.Context) int64
 }
 
 type GetInbound interface {

proxy/shadowsocks/config.go

@@ -6,6 +6,7 @@ import (
 	"crypto/cipher"
 	"crypto/md5"
 	"crypto/sha1"
+	"google.golang.org/protobuf/proto"
 	"io"
 
 	"github.com/xtls/xray-core/common"
@@ -20,8 +21,10 @@ import (
 
 // MemoryAccount is an account type converted from Account.
 type MemoryAccount struct {
-	Cipher Cipher
-	Key    []byte
+	Cipher     Cipher
+	CipherType CipherType
+	Key        []byte
+	Password   string
 
 	replayFilter antireplay.GeneralizedReplayFilter
 }
@@ -36,6 +39,14 @@ func (a *MemoryAccount) Equals(another protocol.Account) bool {
 	return false
 }
 
+func (a *MemoryAccount) ToProto() proto.Message {
+	return &Account{
+		CipherType: a.CipherType,
+		Password:   a.Password,
+		IvCheck:    a.replayFilter != nil,
+	}
+}
+
 func (a *MemoryAccount) CheckIV(iv []byte) error {
 	if a.replayFilter == nil {
 		return nil
@@ -106,8 +117,10 @@ func (a *Account) AsAccount() (protocol.Account, error) {
 		return nil, errors.New("failed to get cipher").Base(err)
 	}
 	return &MemoryAccount{
-		Cipher: Cipher,
-		Key:    passwordToCipherKey([]byte(a.Password), Cipher.KeySize()),
+		Cipher:     Cipher,
+		CipherType: a.CipherType,
+		Key:        passwordToCipherKey([]byte(a.Password), Cipher.KeySize()),
+		Password:   a.Password,
 		replayFilter: func() antireplay.GeneralizedReplayFilter {
 			if a.IvCheck {
 				return antireplay.NewBloomRing()

proxy/shadowsocks/protocol.go

@@ -10,9 +10,9 @@ import (
 
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/buf"
-	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/crypto"
 	"github.com/xtls/xray-core/common/drain"
+	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/protocol"
 )

proxy/shadowsocks/server.go

@@ -63,6 +63,21 @@ func (s *Server) RemoveUser(ctx context.Context, e string) error {
 	return s.validator.Del(e)
 }
 
+// GetUser implements proxy.UserManager.GetUser().
+func (s *Server) GetUser(ctx context.Context, email string) *protocol.MemoryUser {
+	return s.validator.GetByEmail(email)
+}
+
+// GetUsers implements proxy.UserManager.GetUsers().
+func (s *Server) GetUsers(ctx context.Context) []*protocol.MemoryUser {
+	return s.validator.GetAll()
+}
+
+// GetUsersCount implements proxy.UserManager.GetUsersCount().
+func (s *Server) GetUsersCount(context.Context) int64 {
+	return s.validator.GetCount()
+}
+
 func (s *Server) Network() []net.Network {
 	list := s.config.Network
 	if len(list) == 0 {

proxy/shadowsocks/validator.go

@@ -74,6 +74,40 @@ func (v *Validator) Del(email string) error {
 	return nil
 }
 
+// GetByEmail Get a Shadowsocks user with a non-empty Email.
+func (v *Validator) GetByEmail(email string) *protocol.MemoryUser {
+	if email == "" {
+		return nil
+	}
+
+	v.Lock()
+	defer v.Unlock()
+
+	email = strings.ToLower(email)
+	for _, u := range v.users {
+		if strings.EqualFold(u.Email, email) {
+			return u
+		}
+	}
+	return nil
+}
+
+// GetAll get all users
+func (v *Validator) GetAll() []*protocol.MemoryUser {
+	v.Lock()
+	defer v.Unlock()
+	dst := make([]*protocol.MemoryUser, len(v.users))
+	copy(dst, v.users)
+	return dst
+}
+
+// GetCount get users count
+func (v *Validator) GetCount() int64 {
+	v.Lock()
+	defer v.Unlock()
+	return int64(len(v.users))
+}
+
 // Get a Shadowsocks user.
 func (v *Validator) Get(bs []byte, command protocol.RequestCommand) (u *protocol.MemoryUser, aead cipher.AEAD, ret []byte, ivLen int32, err error) {
 	v.RLock()

proxy/shadowsocks_2022/config.go

@@ -1,22 +1,20 @@
 package shadowsocks_2022
 
 import (
+	"google.golang.org/protobuf/proto"
+
 	"github.com/xtls/xray-core/common/protocol"
 )
 
 // MemoryAccount is an account type converted from Account.
 type MemoryAccount struct {
-	Key   string
-	Email string
-	Level int32
+	Key string
 }
 
 // AsAccount implements protocol.AsAccount.
-func (u *User) AsAccount() (protocol.Account, error) {
+func (u *Account) AsAccount() (protocol.Account, error) {
 	return &MemoryAccount{
-		Key:   u.GetKey(),
-		Email: u.GetEmail(),
-		Level: u.GetLevel(),
+		Key: u.GetKey(),
 	}, nil
 }
 
@@ -27,3 +25,9 @@ func (a *MemoryAccount) Equals(another protocol.Account) bool {
 	}
 	return false
 }
+
+func (a *MemoryAccount) ToProto() proto.Message {
+	return &Account{
+		Key: a.Key,
+	}
+}

proxy/shadowsocks_2022/config.pb.go

@@ -8,6 +8,7 @@ package shadowsocks_2022
 
 import (
 	net "github.com/xtls/xray-core/common/net"
+	protocol "github.com/xtls/xray-core/common/protocol"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -103,10 +104,10 @@ type MultiUserServerConfig struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Method  string        `protobuf:"bytes,1,opt,name=method,proto3" json:"method,omitempty"`
-	Key     string        `protobuf:"bytes,2,opt,name=key,proto3" json:"key,omitempty"`
-	Users   []*User       `protobuf:"bytes,3,rep,name=users,proto3" json:"users,omitempty"`
-	Network []net.Network `protobuf:"varint,4,rep,packed,name=network,proto3,enum=xray.common.net.Network" json:"network,omitempty"`
+	Method  string           `protobuf:"bytes,1,opt,name=method,proto3" json:"method,omitempty"`
+	Key     string           `protobuf:"bytes,2,opt,name=key,proto3" json:"key,omitempty"`
+	Users   []*protocol.User `protobuf:"bytes,3,rep,name=users,proto3" json:"users,omitempty"`
+	Network []net.Network    `protobuf:"varint,4,rep,packed,name=network,proto3,enum=xray.common.net.Network" json:"network,omitempty"`
 }
 
 func (x *MultiUserServerConfig) Reset() {
@@ -153,7 +154,7 @@ func (x *MultiUserServerConfig) GetKey() string {
 	return ""
 }
 
-func (x *MultiUserServerConfig) GetUsers() []*User {
+func (x *MultiUserServerConfig) GetUsers() []*protocol.User {
 	if x != nil {
 		return x.Users
 	}
@@ -313,30 +314,28 @@ func (x *RelayServerConfig) GetNetwork() []net.Network {
 	return nil
 }
 
-type User struct {
+type Account struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Key   string `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
-	Email string `protobuf:"bytes,2,opt,name=email,proto3" json:"email,omitempty"`
-	Level int32  `protobuf:"varint,3,opt,name=level,proto3" json:"level,omitempty"`
+	Key string `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
 }
 
-func (x *User) Reset() {
-	*x = User{}
+func (x *Account) Reset() {
+	*x = Account{}
 	mi := &file_proxy_shadowsocks_2022_config_proto_msgTypes[4]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
 
-func (x *User) String() string {
+func (x *Account) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*User) ProtoMessage() {}
+func (*Account) ProtoMessage() {}
 
-func (x *User) ProtoReflect() protoreflect.Message {
+func (x *Account) ProtoReflect() protoreflect.Message {
 	mi := &file_proxy_shadowsocks_2022_config_proto_msgTypes[4]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -348,32 +347,18 @@ func (x *User) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use User.ProtoReflect.Descriptor instead.
-func (*User) Descriptor() ([]byte, []int) {
+// Deprecated: Use Account.ProtoReflect.Descriptor instead.
+func (*Account) Descriptor() ([]byte, []int) {
 	return file_proxy_shadowsocks_2022_config_proto_rawDescGZIP(), []int{4}
 }
 
-func (x *User) GetKey() string {
+func (x *Account) GetKey() string {
 	if x != nil {
 		return x.Key
 	}
 	return ""
 }
 
-func (x *User) GetEmail() string {
-	if x != nil {
-		return x.Email
-	}
-	return ""
-}
-
-func (x *User) GetLevel() int32 {
-	if x != nil {
-		return x.Level
-	}
-	return 0
-}
-
 type ClientConfig struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -469,76 +454,74 @@ var file_proxy_shadowsocks_2022_config_proto_rawDesc = []byte{
 	0x32, 0x32, 0x1a, 0x18, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6e, 0x65, 0x74, 0x2f, 0x6e,
 	0x65, 0x74, 0x77, 0x6f, 0x72, 0x6b, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x18, 0x63, 0x6f,
 	0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x6e, 0x65, 0x74, 0x2f, 0x61, 0x64, 0x64, 0x72, 0x65, 0x73, 0x73,
-	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x98, 0x01, 0x0a, 0x0c, 0x53, 0x65, 0x72, 0x76, 0x65,
+	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x1a, 0x1a, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x70,
+	0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x2f, 0x75, 0x73, 0x65, 0x72, 0x2e, 0x70, 0x72, 0x6f,
+	0x74, 0x6f, 0x22, 0x98, 0x01, 0x0a, 0x0c, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, 0x43, 0x6f, 0x6e,
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 }
 
 var (
@@ -559,19 +542,20 @@ var file_proxy_shadowsocks_2022_config_proto_goTypes = []any{
 	(*MultiUserServerConfig)(nil), // 1: xray.proxy.shadowsocks_2022.MultiUserServerConfig
 	(*RelayDestination)(nil),      // 2: xray.proxy.shadowsocks_2022.RelayDestination
 	(*RelayServerConfig)(nil),     // 3: xray.proxy.shadowsocks_2022.RelayServerConfig
-	(*User)(nil),                  // 4: xray.proxy.shadowsocks_2022.User
+	(*Account)(nil),               // 4: xray.proxy.shadowsocks_2022.Account
 	(*ClientConfig)(nil),          // 5: xray.proxy.shadowsocks_2022.ClientConfig
 	(net.Network)(0),              // 6: xray.common.net.Network
-	(*net.IPOrDomain)(nil),        // 7: xray.common.net.IPOrDomain
+	(*protocol.User)(nil),         // 7: xray.common.protocol.User
+	(*net.IPOrDomain)(nil),        // 8: xray.common.net.IPOrDomain
 }
 var file_proxy_shadowsocks_2022_config_proto_depIdxs = []int32{
 	6, // 0: xray.proxy.shadowsocks_2022.ServerConfig.network:type_name -> xray.common.net.Network
-	4, // 1: xray.proxy.shadowsocks_2022.MultiUserServerConfig.users:type_name -> xray.proxy.shadowsocks_2022.User
+	7, // 1: xray.proxy.shadowsocks_2022.MultiUserServerConfig.users:type_name -> xray.common.protocol.User
 	6, // 2: xray.proxy.shadowsocks_2022.MultiUserServerConfig.network:type_name -> xray.common.net.Network
-	7, // 3: xray.proxy.shadowsocks_2022.RelayDestination.address:type_name -> xray.common.net.IPOrDomain
+	8, // 3: xray.proxy.shadowsocks_2022.RelayDestination.address:type_name -> xray.common.net.IPOrDomain
 	2, // 4: xray.proxy.shadowsocks_2022.RelayServerConfig.destinations:type_name -> xray.proxy.shadowsocks_2022.RelayDestination
 	6, // 5: xray.proxy.shadowsocks_2022.RelayServerConfig.network:type_name -> xray.common.net.Network
-	7, // 6: xray.proxy.shadowsocks_2022.ClientConfig.address:type_name -> xray.common.net.IPOrDomain
+	8, // 6: xray.proxy.shadowsocks_2022.ClientConfig.address:type_name -> xray.common.net.IPOrDomain
 	7, // [7:7] is the sub-list for method output_type
 	7, // [7:7] is the sub-list for method input_type
 	7, // [7:7] is the sub-list for extension type_name

proxy/shadowsocks_2022/config.proto

@@ -8,6 +8,7 @@ option java_multiple_files = true;
 
 import "common/net/network.proto";
 import "common/net/address.proto";
+import "common/protocol/user.proto";
 
 message ServerConfig {
   string method = 1;
@@ -20,7 +21,7 @@ message ServerConfig {
 message MultiUserServerConfig {
   string method = 1;
   string key = 2;
-  repeated User users = 3;
+  repeated xray.common.protocol.User users = 3;
   repeated xray.common.net.Network network = 4;
 }
 
@@ -39,10 +40,8 @@ message RelayServerConfig {
   repeated xray.common.net.Network network = 4;
 }
 
-message User {
+message Account {
   string key = 1;
-  string email = 2;
-  int32 level = 3;
 }
 
 message ClientConfig {

proxy/shadowsocks_2022/inbound_multi.go

@@ -37,7 +37,7 @@ func init() {
 type MultiUserInbound struct {
 	sync.Mutex
 	networks []net.Network
-	users    []*User
+	users    []*protocol.MemoryUser
 	service  *shadowaead_2022.MultiService[int]
 }
 
@@ -49,9 +49,22 @@ func NewMultiServer(ctx context.Context, config *MultiUserServerConfig) (*MultiU
 			net.Network_UDP,
 		}
 	}
+	memUsers := []*protocol.MemoryUser{}
+	for i, user := range config.Users {
+		if user.Email == "" {
+			u := uuid.New()
+			user.Email = "unnamed-user-" + strconv.Itoa(i) + "-" + u.String()
+		}
+		u, err := user.ToMemoryUser()
+		if err != nil {
+			return nil, errors.New("failed to get shadowsocks user").Base(err).AtError()
+		}
+		memUsers = append(memUsers, u)
+	}
+
 	inbound := &MultiUserInbound{
 		networks: networks,
-		users:    config.Users,
+		users:    memUsers,
 	}
 	if config.Key == "" {
 		return nil, errors.New("missing key")
@@ -64,16 +77,9 @@ func NewMultiServer(ctx context.Context, config *MultiUserServerConfig) (*MultiU
 	if err != nil {
 		return nil, errors.New("create service").Base(err)
 	}
-
-	for i, user := range config.Users {
-		if user.Email == "" {
-			u := uuid.New()
-			user.Email = "unnamed-user-" + strconv.Itoa(i) + "-" + u.String()
-		}
-	}
 	err = service.UpdateUsersWithPasswords(
-		C.MapIndexed(config.Users, func(index int, it *User) int { return index }),
-		C.Map(config.Users, func(it *User) string { return it.Key }),
+		C.MapIndexed(memUsers, func(index int, it *protocol.MemoryUser) int { return index }),
+		C.Map(memUsers, func(it *protocol.MemoryUser) string { return it.Account.(*MemoryAccount).Key }),
 	)
 	if err != nil {
 		return nil, errors.New("create service").Base(err)
@@ -88,25 +94,20 @@ func (i *MultiUserInbound) AddUser(ctx context.Context, u *protocol.MemoryUser)
 	i.Lock()
 	defer i.Unlock()
 
-	account := u.Account.(*MemoryAccount)
-	if account.Email != "" {
+	if u.Email != "" {
 		for idx := range i.users {
-			if i.users[idx].Email == account.Email {
-				return errors.New("User ", account.Email, " already exists.")
+			if i.users[idx].Email == u.Email {
+				return errors.New("User ", u.Email, " already exists.")
 			}
 		}
 	}
-	i.users = append(i.users, &User{
-		Key:   account.Key,
-		Email: account.Email,
-		Level: account.Level,
-	})
+	i.users = append(i.users, u)
 
 	// sync to multi service
 	// Considering implements shadowsocks2022 in xray-core may have better performance.
 	i.service.UpdateUsersWithPasswords(
-		C.MapIndexed(i.users, func(index int, it *User) int { return index }),
-		C.Map(i.users, func(it *User) string { return it.Key }),
+		C.MapIndexed(i.users, func(index int, it *protocol.MemoryUser) int { return index }),
+		C.Map(i.users, func(it *protocol.MemoryUser) string { return it.Account.(*MemoryAccount).Key }),
 	)
 
 	return nil
@@ -142,13 +143,46 @@ func (i *MultiUserInbound) RemoveUser(ctx context.Context, email string) error {
 	// sync to multi service
 	// Considering implements shadowsocks2022 in xray-core may have better performance.
 	i.service.UpdateUsersWithPasswords(
-		C.MapIndexed(i.users, func(index int, it *User) int { return index }),
-		C.Map(i.users, func(it *User) string { return it.Key }),
+		C.MapIndexed(i.users, func(index int, it *protocol.MemoryUser) int { return index }),
+		C.Map(i.users, func(it *protocol.MemoryUser) string { return it.Account.(*MemoryAccount).Key }),
 	)
 
 	return nil
 }
 
+// GetUser implements proxy.UserManager.GetUser().
+func (i *MultiUserInbound) GetUser(ctx context.Context, email string) *protocol.MemoryUser {
+	if email == "" {
+		return nil
+	}
+
+	i.Lock()
+	defer i.Unlock()
+
+	for _, u := range i.users {
+		if strings.EqualFold(u.Email, email) {
+			return u
+		}
+	}
+	return nil
+}
+
+// GetUsers implements proxy.UserManager.GetUsers().
+func (i *MultiUserInbound) GetUsers(ctx context.Context) []*protocol.MemoryUser {
+	i.Lock()
+	defer i.Unlock()
+	dst := make([]*protocol.MemoryUser, len(i.users))
+	copy(dst, i.users)
+	return dst
+}
+
+// GetUsersCount implements proxy.UserManager.GetUsersCount().
+func (i *MultiUserInbound) GetUsersCount(context.Context) int64 {
+	i.Lock()
+	defer i.Unlock()
+	return int64(len(i.users))
+}
+
 func (i *MultiUserInbound) Network() []net.Network {
 	return i.networks
 }
@@ -194,10 +228,7 @@ func (i *MultiUserInbound) NewConnection(ctx context.Context, conn net.Conn, met
 	inbound := session.InboundFromContext(ctx)
 	userInt, _ := A.UserFromContext[int](ctx)
 	user := i.users[userInt]
-	inbound.User = &protocol.MemoryUser{
-		Email: user.Email,
-		Level: uint32(user.Level),
-	}
+	inbound.User = user
 	ctx = log.ContextWithAccessMessage(ctx, &log.AccessMessage{
 		From:   metadata.Source,
 		To:     metadata.Destination,
@@ -222,10 +253,7 @@ func (i *MultiUserInbound) NewPacketConnection(ctx context.Context, conn N.Packe
 	inbound := session.InboundFromContext(ctx)
 	userInt, _ := A.UserFromContext[int](ctx)
 	user := i.users[userInt]
-	inbound.User = &protocol.MemoryUser{
-		Email: user.Email,
-		Level: uint32(user.Level),
-	}
+	inbound.User = user
 	ctx = log.ContextWithAccessMessage(ctx, &log.AccessMessage{
 		From:   metadata.Source,
 		To:     metadata.Destination,

proxy/socks/config.go

@@ -1,6 +1,10 @@
 package socks
 
-import "github.com/xtls/xray-core/common/protocol"
+import (
+	"google.golang.org/protobuf/proto"
+
+	"github.com/xtls/xray-core/common/protocol"
+)
 
 func (a *Account) Equals(another protocol.Account) bool {
 	if account, ok := another.(*Account); ok {
@@ -9,6 +13,10 @@ func (a *Account) Equals(another protocol.Account) bool {
 	return false
 }
 
+func (a *Account) ToProto() proto.Message {
+	return a
+}
+
 func (a *Account) AsAccount() (protocol.Account, error) {
 	return a, nil
 }

proxy/trojan/config.go

@@ -3,7 +3,8 @@ package trojan
 import (
 	"crypto/sha256"
 	"encoding/hex"
-	fmt "fmt"
+	"fmt"
+	"google.golang.org/protobuf/proto"
 
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/protocol"
@@ -33,6 +34,12 @@ func (a *MemoryAccount) Equals(another protocol.Account) bool {
 	return false
 }
 
+func (a *MemoryAccount) ToProto() proto.Message {
+	return &Account{
+		Password: a.Password,
+	}
+}
+
 func hexSha224(password string) []byte {
 	buf := make([]byte, 56)
 	hash := sha256.New224()

proxy/trojan/server.go

@@ -125,6 +125,21 @@ func (s *Server) RemoveUser(ctx context.Context, e string) error {
 	return s.validator.Del(e)
 }
 
+// GetUser implements proxy.UserManager.GetUser().
+func (s *Server) GetUser(ctx context.Context, email string) *protocol.MemoryUser {
+	return s.validator.GetByEmail(email)
+}
+
+// GetUsers implements proxy.UserManager.GetUsers().
+func (s *Server) GetUsers(ctx context.Context) []*protocol.MemoryUser {
+	return s.validator.GetAll()
+}
+
+// GetUsersCount implements proxy.UserManager.GetUsersCount().
+func (s *Server) GetUsersCount(context.Context) int64 {
+	return s.validator.GetCount()
+}
+
 // Network implements proxy.Inbound.Network().
 func (s *Server) Network() []net.Network {
 	return []net.Network{net.Network_TCP, net.Network_UNIX}
@@ -346,14 +361,14 @@ func (s *Server) fallback(ctx context.Context, err error, sessionPolicy policy.S
 		cs := tlsConn.ConnectionState()
 		name = cs.ServerName
 		alpn = cs.NegotiatedProtocol
-		errors.LogInfo(ctx, "realName = " + name)
-		errors.LogInfo(ctx, "realAlpn = " + alpn)
+		errors.LogInfo(ctx, "realName = "+name)
+		errors.LogInfo(ctx, "realAlpn = "+alpn)
 	} else if realityConn, ok := iConn.(*reality.Conn); ok {
 		cs := realityConn.ConnectionState()
 		name = cs.ServerName
 		alpn = cs.NegotiatedProtocol
-		errors.LogInfo(ctx, "realName = " + name)
-		errors.LogInfo(ctx, "realAlpn = " + alpn)
+		errors.LogInfo(ctx, "realName = "+name)
+		errors.LogInfo(ctx, "realAlpn = "+alpn)
 	}
 	name = strings.ToLower(name)
 	alpn = strings.ToLower(alpn)
@@ -403,7 +418,7 @@ func (s *Server) fallback(ctx context.Context, err error, sessionPolicy policy.S
 						}
 						if k == '?' || k == ' ' {
 							path = string(firstBytes[i:j])
-							errors.LogInfo(ctx, "realPath = " + path)
+							errors.LogInfo(ctx, "realPath = "+path)
 							if pfb[path] == nil {
 								path = ""
 							}

proxy/trojan/validator.go

@@ -50,3 +50,32 @@ func (v *Validator) Get(hash string) *protocol.MemoryUser {
 	}
 	return nil
 }
+
+// Get a trojan user with hashed key, nil if user doesn't exist.
+func (v *Validator) GetByEmail(email string) *protocol.MemoryUser {
+	u, _ := v.email.Load(email)
+	if u != nil {
+		return u.(*protocol.MemoryUser)
+	}
+	return nil
+}
+
+// Get all users
+func (v *Validator) GetAll() []*protocol.MemoryUser {
+	var u = make([]*protocol.MemoryUser, 0, 100)
+	v.email.Range(func(key, value interface{}) bool {
+		u = append(u, value.(*protocol.MemoryUser))
+		return true
+	})
+	return u
+}
+
+// Get users count
+func (v *Validator) GetCount() int64 {
+	var c int64 = 0
+	v.email.Range(func(key, value interface{}) bool {
+		c++
+		return true
+	})
+	return c
+}

proxy/vless/account.go

@@ -1,6 +1,8 @@
 package vless
 
 import (
+	"google.golang.org/protobuf/proto"
+
 	"github.com/xtls/xray-core/common/errors"
 	"github.com/xtls/xray-core/common/protocol"
 	"github.com/xtls/xray-core/common/uuid"
@@ -37,3 +39,11 @@ func (a *MemoryAccount) Equals(account protocol.Account) bool {
 	}
 	return a.ID.Equals(vlessAccount.ID)
 }
+
+func (a *MemoryAccount) ToProto() proto.Message {
+	return &Account{
+		Id:         a.ID.String(),
+		Flow:       a.Flow,
+		Encryption: a.Encryption,
+	}
+}