diff --git a/app/dispatcher/default.go b/app/dispatcher/default.go index 7bc58056..0c7a5d6c 100644 --- a/app/dispatcher/default.go +++ b/app/dispatcher/default.go @@ -31,10 +31,18 @@ type cachedReader struct { sync.Mutex reader *pipe.Reader cache buf.MultiBuffer + + ReadBufferTimeout time.Duration } func (r *cachedReader) Cache(b *buf.Buffer) { - mb, _ := r.reader.ReadMultiBufferTimeout(time.Millisecond * 100) + var timeout time.Duration + if r.ReadBufferTimeout == 0 { + timeout = time.Millisecond * 100 + } else { + timeout = r.ReadBufferTimeout + } + mb, _ := r.reader.ReadMultiBufferTimeout(timeout) r.Lock() if !mb.IsEmpty() { r.cache, _ = buf.MergeMulti(r.cache, mb) @@ -360,6 +368,8 @@ func sniffer(ctx context.Context, cReader *cachedReader, metadataOnly bool, netw sniffer := NewSniffer(ctx) + cReader.ReadBufferTimeout = sniffer.Timeout + metaresult, metadataErr := sniffer.SniffMetadata(ctx) if metadataOnly { diff --git a/app/dispatcher/sniffer.go b/app/dispatcher/sniffer.go index c138447d..913334de 100644 --- a/app/dispatcher/sniffer.go +++ b/app/dispatcher/sniffer.go @@ -2,6 +2,7 @@ package dispatcher import ( "context" + "time" "github.com/xtls/xray-core/common" "github.com/xtls/xray-core/common/errors" @@ -10,6 +11,7 @@ import ( "github.com/xtls/xray-core/common/protocol/http" "github.com/xtls/xray-core/common/protocol/quic" "github.com/xtls/xray-core/common/protocol/tls" + "github.com/xtls/xray-core/common/session" ) type SniffResult interface { @@ -30,9 +32,11 @@ type protocolSnifferWithMetadata struct { type Sniffer struct { sniffer []protocolSnifferWithMetadata + Timeout time.Duration } func NewSniffer(ctx context.Context) *Sniffer { + content := session.ContentFromContext(ctx) ret := &Sniffer{ sniffer: []protocolSnifferWithMetadata{ {func(c context.Context, b []byte) (SniffResult, error) { return http.SniffHTTP(b, c) }, false, net.Network_TCP}, @@ -41,6 +45,7 @@ func NewSniffer(ctx context.Context) *Sniffer { {func(c context.Context, b []byte) (SniffResult, error) { return quic.SniffQUIC(b) }, false, net.Network_UDP}, {func(c context.Context, b []byte) (SniffResult, error) { return bittorrent.SniffUTP(b) }, false, net.Network_UDP}, }, + Timeout: content.SniffingRequest.Timeout, } if sniffer, err := newFakeDNSSniffer(ctx); err == nil { others := ret.sniffer diff --git a/app/proxyman/config.pb.go b/app/proxyman/config.pb.go index d644e3d1..89ae0b37 100644 --- a/app/proxyman/config.pb.go +++ b/app/proxyman/config.pb.go @@ -190,8 +190,9 @@ type SniffingConfig struct { // Whether should only try to sniff metadata without waiting for client input. // Can be used to support SMTP like protocol where server send the first // message. - MetadataOnly bool `protobuf:"varint,4,opt,name=metadata_only,json=metadataOnly,proto3" json:"metadata_only,omitempty"` - RouteOnly bool `protobuf:"varint,5,opt,name=route_only,json=routeOnly,proto3" json:"route_only,omitempty"` + MetadataOnly bool `protobuf:"varint,4,opt,name=metadata_only,json=metadataOnly,proto3" json:"metadata_only,omitempty"` + RouteOnly bool `protobuf:"varint,5,opt,name=route_only,json=routeOnly,proto3" json:"route_only,omitempty"` + Timeout int64 `protobuf:"varint,6,opt,name=timeout,proto3" json:"timeout,omitempty"` } func (x *SniffingConfig) Reset() { @@ -259,6 +260,13 @@ func (x *SniffingConfig) GetRouteOnly() bool { return false } +func (x *SniffingConfig) GetTimeout() int64 { + if x != nil { + return x.Timeout + } + return 0 +} + type ReceiverConfig struct { state protoimpl.MessageState sizeCache protoimpl.SizeCache @@ -725,7 +733,7 @@ var file_app_proxyman_config_proto_rawDesc = []byte{ 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x2c, 0x0a, 0x04, 0x54, 0x79, 0x70, 0x65, 0x12, 0x0a, 0x0a, 0x06, 0x41, 0x6c, 0x77, 0x61, 0x79, 0x73, 0x10, 0x00, 0x12, 0x0a, 0x0a, 0x06, 0x52, 0x61, 0x6e, 0x64, 0x6f, 0x6d, 0x10, 0x01, 0x12, 0x0c, 0x0a, 0x08, 0x45, 0x78, 0x74, 0x65, 0x72, - 0x6e, 0x61, 0x6c, 0x10, 0x02, 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stat.Connection) { content.SniffingRequest.ExcludeForDomain = w.sniffingConfig.DomainsExcluded content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly content.SniffingRequest.RouteOnly = w.sniffingConfig.RouteOnly + content.SniffingRequest.Timeout = time.Duration(w.sniffingConfig.Timeout) * time.Millisecond } ctx = session.ContextWithContent(ctx, content) @@ -326,6 +327,7 @@ func (w *udpWorker) callback(b *buf.Buffer, source net.Destination, originalDest content.SniffingRequest.OverrideDestinationForProtocol = w.sniffingConfig.DestinationOverride content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly content.SniffingRequest.RouteOnly = w.sniffingConfig.RouteOnly + content.SniffingRequest.Timeout = time.Duration(w.sniffingConfig.Timeout) * time.Millisecond } ctx = session.ContextWithContent(ctx, content) if err := w.proxy.Process(ctx, net.Network_UDP, conn, w.dispatcher); err != nil { @@ -477,6 +479,7 @@ func (w *dsWorker) callback(conn stat.Connection) { content.SniffingRequest.ExcludeForDomain = w.sniffingConfig.DomainsExcluded content.SniffingRequest.MetadataOnly = w.sniffingConfig.MetadataOnly content.SniffingRequest.RouteOnly = w.sniffingConfig.RouteOnly + content.SniffingRequest.Timeout = time.Duration(w.sniffingConfig.Timeout) * time.Millisecond } ctx = session.ContextWithContent(ctx, content) diff --git a/common/session/session.go b/common/session/session.go index cad15400..f02cd3a4 100644 --- a/common/session/session.go +++ b/common/session/session.go @@ -5,6 +5,7 @@ import ( "context" "math/rand" "sync" + "time" c "github.com/xtls/xray-core/common/ctx" "github.com/xtls/xray-core/common/errors" @@ -80,6 +81,7 @@ type SniffingRequest struct { Enabled bool MetadataOnly bool RouteOnly bool + Timeout time.Duration } // Content is the metadata of the connection content. diff --git a/infra/conf/xray.go b/infra/conf/xray.go index a9cc88bc..55c40854 100644 --- a/infra/conf/xray.go +++ b/infra/conf/xray.go @@ -55,6 +55,7 @@ type SniffingConfig struct { DomainsExcluded *StringList `json:"domainsExcluded"` MetadataOnly bool `json:"metadataOnly"` RouteOnly bool `json:"routeOnly"` + Timeout int64 `json:"timeout"` } // Build implements Buildable. @@ -92,6 +93,7 @@ func (c *SniffingConfig) Build() (*proxyman.SniffingConfig, error) { DomainsExcluded: d, MetadataOnly: c.MetadataOnly, RouteOnly: c.RouteOnly, + Timeout: c.Timeout, }, nil }