feat: add meek (#258)

Co-authored-by: mzz <2017@duck.com>
Co-authored-by: dae-bot[bot] <136105375+dae-bot[bot]@users.noreply.github.com>

component/outbound/dialer/v2ray/v2ray.go

@@ -17,6 +17,7 @@ import (
 	"github.com/daeuniverse/softwind/protocol/direct"
 	"github.com/daeuniverse/softwind/protocol/http"
 	"github.com/daeuniverse/softwind/transport/grpc"
+	"github.com/daeuniverse/softwind/transport/meek"
 	jsoniter "github.com/json-iterator/go"
 )
 
@@ -166,6 +167,26 @@ func (s *V2Ray) Dialer(option *dialer.GlobalOption, nextDialer netproxy.Dialer)
 		if err != nil {
 			return nil, nil, err
 		}
+	case "meek":
+		if strings.HasPrefix(s.Path, "https://") && s.TLS != "tls" && s.TLS != "utls" {
+			return nil, nil, fmt.Errorf("%w: meek: tls should be enabled", dialer.InvalidParameterErr)
+		}
+
+		u := url.URL{
+			Scheme: "meek",
+			Host:   net.JoinHostPort(s.Add, s.Port),
+			RawQuery: url.Values{
+				"url":            []string{s.Path},
+				"alpn":           []string{s.Alpn},
+				"serverName":     []string{s.SNI},
+				"skipCertVerify": []string{common.BoolToString(s.AllowInsecure || option.AllowInsecure)},
+			}.Encode(),
+		}
+
+		d, err = meek.NewDialer(u.String(), d)
+		if err != nil {
+			return nil, nil, err
+		}
 	default:
 		return nil, nil, fmt.Errorf("%w: network: %v", dialer.UnexpectedFieldErr, s.Net)
 	}
@@ -213,6 +234,11 @@ func ParseVlessURL(vless string) (data *V2Ray, err error) {
 	if data.Net == "grpc" {
 		data.Path = u.Query().Get("serviceName")
 	}
+
+	if data.Net == "meek" {
+		data.Path = u.Query().Get("url")
+	}
+
 	if data.Type == "" {
 		data.Type = "none"
 	}
@@ -327,7 +353,10 @@ func (s *V2Ray) ExportToURL() string {
 			common.SetValue(&query, "path", s.Path)
 		case "grpc":
 			common.SetValue(&query, "serviceName", s.Path)
+		case "meek":
+			common.SetValue(&query, "url", s.Host)
 		}
+
 		//TODO: QUIC
 		if s.TLS != "none" {
 			common.SetValue(&query, "sni", s.Host) // FIXME: it may be different from ws's host

control/control_plane.go

@@ -8,6 +8,7 @@ package control
 import (
 	"context"
 	"fmt"
+	"github.com/daeuniverse/softwind/transport/meek"
 	"net"
 	"net/netip"
 	"os"
@@ -276,8 +277,9 @@ func NewControlPlane(
 	}
 
 	// Filter out groups.
-	// FIXME: Ugly code here: reset grpc clients manually.
+	// FIXME: Ugly code here: reset grpc and meek clients manually.
 	grpc.CleanGlobalClientConnectionCache()
+	meek.CleanGlobalRoundTripperCache()
 	dialerSet := outbound.NewDialerSetFromLinks(option, tagToNodeList)
 	deferFuncs = append(deferFuncs, dialerSet.Close)
 	for _, group := range groups {

docs/en/proxy-protocols.md

@@ -13,6 +13,7 @@
   - [x] TLS
   - [x] gRPC
   - [x] h2
+  - [x] Meek
 - [x] Shadowsocks
   - [x] AEAD Ciphers
   - [x] Stream Ciphers

docs/zh/proxy-protocols.md

@@ -12,6 +12,7 @@
   - [x] WS
   - [x] TLS
   - [x] gRPC
+  - [x] Meek
 - [x] Shadowsocks
   - [x] AEAD Ciphers
   - [x] Stream Ciphers

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/bits-and-blooms/bloom/v3 v3.5.0
 	github.com/cilium/ebpf v0.11.0
 	github.com/daeuniverse/dae-config-dist/go/dae_config v0.0.0-20230604120805-1c27619b592d
-	github.com/daeuniverse/softwind v0.0.0-20230805041143-2db4e28c8922
+	github.com/daeuniverse/softwind v0.0.0-20230806140139-8dd211d63c60
 	github.com/gorilla/websocket v1.5.0
 	github.com/json-iterator/go v1.1.12
 	github.com/miekg/dns v1.1.55
@@ -34,7 +34,7 @@ require (
 	github.com/golang/mock v1.6.0 // indirect
 	github.com/google/pprof v0.0.0-20230705174524-200ffdc848b8 // indirect
 	github.com/klauspost/compress v1.16.7 // indirect
-	github.com/mzz2017/quic-go v0.0.0-20230805032040-5e9a02f54eac // indirect
+	github.com/mzz2017/quic-go v0.0.0-20230806040851-f9ecab3bb42a // indirect
 	github.com/onsi/ginkgo/v2 v2.11.0 // indirect
 	github.com/quic-go/qtls-go1-20 v0.3.1 // indirect
 	golang.org/x/mod v0.12.0 // indirect

go.sum

@@ -13,8 +13,8 @@ github.com/cilium/ebpf v0.11.0/go.mod h1:WE7CZAnqOL2RouJ4f1uyNhqr2P4CCvXFIqdRDUg
 github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/daeuniverse/dae-config-dist/go/dae_config v0.0.0-20230604120805-1c27619b592d h1:hnC39MjR7xt5kZjrKlef7DXKFDkiX8MIcDXYC/6Jf9Q=
 github.com/daeuniverse/dae-config-dist/go/dae_config v0.0.0-20230604120805-1c27619b592d/go.mod h1:VGWGgv7pCP5WGyHGUyb9+nq/gW0yBm+i/GfCNATOJ1M=
-github.com/daeuniverse/softwind v0.0.0-20230805041143-2db4e28c8922 h1:TQkiCTLMY82prw7vfGqOtSCWOuX9MvnCa3g6ufvPgxg=
+github.com/daeuniverse/softwind v0.0.0-20230806140139-8dd211d63c60 h1:3h6gBNiPvaEINMKJWwjAz6TojZ4MpSj+fLWj/uvqrRs=
-github.com/daeuniverse/softwind v0.0.0-20230805041143-2db4e28c8922/go.mod h1:hL69hHFjobbgKxTJ5cknnuZT1DCglxdl30uJ3dS8nco=
+github.com/daeuniverse/softwind v0.0.0-20230806140139-8dd211d63c60/go.mod h1:SXBNF3LXl1cfYKxoRJO/aK5ycoTNdou280mM9cGZYr4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -91,8 +91,8 @@ github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 h1:RWengNIwukTxcDr9
 github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826/go.mod h1:TaXosZuwdSHYgviHp1DAtfrULt5eUgsSMsZf+YrPgl8=
 github.com/mzz2017/disk-bloom v1.0.1 h1:rEF9MiXd9qMW3ibRpqcerLXULoTgRlM21yqqJl1B90M=
 github.com/mzz2017/disk-bloom v1.0.1/go.mod h1:JLHETtUu44Z6iBmsqzkOtFlRvXSlKnxjwiBRDapizDI=
-github.com/mzz2017/quic-go v0.0.0-20230805032040-5e9a02f54eac h1:luSUVeRYonUjk7Pxx8zViDj9Vpf42DZmfR/CbQcXKt0=
+github.com/mzz2017/quic-go v0.0.0-20230806040851-f9ecab3bb42a h1:clBJMmZdRtli4Tko2ZdQ+3n1cA4Es/0ao3tB5vXvctY=
-github.com/mzz2017/quic-go v0.0.0-20230805032040-5e9a02f54eac/go.mod h1:DBA25b2LoPhrfSzOPE8KcDOicysx00qvvnqe0BpA8DQ=
+github.com/mzz2017/quic-go v0.0.0-20230806040851-f9ecab3bb42a/go.mod h1:DBA25b2LoPhrfSzOPE8KcDOicysx00qvvnqe0BpA8DQ=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
 github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=