♻️ Refactor parsers

api/handler/default.go

@@ -76,7 +76,7 @@ func BuildSub(clashType model.ClashType, query validator.SubValidator, template
 		err = yaml.Unmarshal(data, &sub)
 		var newProxies []model.Proxy
 		if err != nil {
-			reg, _ := regexp.Compile("(ssr|ss|vmess|trojan|vless|hysteria)://")
+			reg, _ := regexp.Compile("(ssr|ss|vmess|trojan|vless|hysteria|hy2|hysteria2)://")
 			if reg.Match(data) {
 				p := utils.ParseProxy(strings.Split(string(data), "\n")...)
 				newProxies = p

constant/prefix.go

@@ -1,11 +1,12 @@
 package constant
 
 const (
-	HysteriaPrefix    string = "hysteria://"
-	Hysteria2Prefix1  string = "hysteria2://"
-	Hysteria2Prefix2  string = "hy2://"
-	ShadowsocksPrefix string = "ss://"
-	TrojanPrefix      string = "trojan://"
-	VLESSPrefix       string = "vless://"
-	VMessPrefix       string = "vmess://"
+	HysteriaPrefix     string = "hysteria://"
+	Hysteria2Prefix1   string = "hysteria2://"
+	Hysteria2Prefix2   string = "hy2://"
+	ShadowsocksPrefix  string = "ss://"
+	ShadowsocksRPrefix string = "ssr://"
+	TrojanPrefix       string = "trojan://"
+	VLESSPrefix        string = "vless://"
+	VMessPrefix        string = "vmess://"
 )

parser/base64.go

@@ -7,6 +7,11 @@ import (
 
 func DecodeBase64(s string) (string, error) {
 	s = strings.TrimSpace(s)
+	// url safe
+	if strings.Contains(s, "-") || strings.Contains(s, "_") {
+		s = strings.Replace(s, "-", "+", -1)
+		s = strings.Replace(s, "_", "/", -1)
+	}
 	if len(s)%4 != 0 {
 		s += strings.Repeat("=", 4-len(s)%4)
 	}

parser/hysteria.go

@@ -1,79 +1,86 @@
 package parser
 
 import (
-	"errors"
 	"net/url"
 	"strconv"
 	"strings"
+	"sub2clash/constant"
 	"sub2clash/model"
 )
 
-//hysteria://host:port?protocol=udp&auth=123456&peer=sni.domain&insecure=1&upmbps=100&downmbps=100&alpn=hysteria&obfs=xplus&obfsParam=123456#remarks
-//
-//- host: hostname or IP address of the server to connect to (required)
-//- port: port of the server to connect to (required)
-//- protocol: protocol to use ("udp", "wechat-video", "faketcp") (optional, default: "udp")
-//- auth: authentication payload (string) (optional)
-//- peer: SNI for TLS (optional)
-//- insecure: ignore certificate errors (optional)
-//- upmbps: upstream bandwidth in Mbps (required)
-//- downmbps: downstream bandwidth in Mbps (required)
-//- alpn: QUIC ALPN (optional)
-//- obfs: Obfuscation mode (optional, empty or "xplus")
-//- obfsParam: Obfuscation password (optional)
-//- remarks: remarks (optional)
-
 func ParseHysteria(proxy string) (model.Proxy, error) {
-	// 判断是否以 hysteria:// 开头
-	if !strings.HasPrefix(proxy, "hysteria://") {
-		return model.Proxy{}, errors.New("invalid hysteria Url")
+	if !strings.HasPrefix(proxy, constant.HysteriaPrefix) {
+		return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
 	}
-	// 分割
-	parts := strings.SplitN(strings.TrimPrefix(proxy, "hysteria://"), "?", 2)
-	serverInfo := strings.SplitN(parts[0], ":", 2)
+
+	proxy = strings.TrimPrefix(proxy, constant.HysteriaPrefix)
+	urlParts := strings.SplitN(proxy, "?", 2)
+	if len(urlParts) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing character '?' in url",
+			Raw:     proxy,
+		}
+	}
+
+	serverInfo := strings.SplitN(urlParts[0], ":", 2)
 	if len(serverInfo) != 2 {
-		return model.Proxy{}, errors.New("invalid hysteria Url")
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing server host or port",
+			Raw:     proxy,
+		}
 	}
-	params, err := url.ParseQuery(parts[1])
+	server, portStr := serverInfo[0], serverInfo[1]
+
+	port, err := ParsePort(portStr)
 	if err != nil {
-		return model.Proxy{}, errors.New("invalid hysteria Url")
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidPort,
+			Message: err.Error(),
+			Raw:     proxy,
+		}
 	}
-	host := serverInfo[0]
-	port, err := strconv.Atoi(serverInfo[1])
+
+	params, err := url.ParseQuery(urlParts[1])
 	if err != nil {
-		return model.Proxy{}, errors.New("invalid hysteria Url")
+		return model.Proxy{}, &ParseError{
+			Type:    ErrCannotParseParams,
+			Raw:     proxy,
+			Message: err.Error(),
+		}
 	}
-	protocol := params.Get("protocol")
-	auth := params.Get("auth")
-	peer := params.Get("peer")
-	insecure := params.Get("insecure")
-	upmbps := params.Get("upmbps")
-	downmbps := params.Get("downmbps")
-	alpn := params.Get("alpn")
-	obfs := params.Get("obfs")
-	obfsParam := params.Get("obfsParam")
-	remarks := ""
-	if strings.Contains(parts[1], "#") {
-		r := strings.Split(parts[1], "#")
-		remarks = r[len(r)-1]
-	} else {
-		remarks = serverInfo[0] + ":" + serverInfo[1]
+
+	protocol, auth, insecure, upmbps, downmbps, obfs, alpnStr := params.Get("protocol"), params.Get("auth"), params.Get("insecure"), params.Get("upmbps"), params.Get("downmbps"), params.Get("obfs"), params.Get("alpn")
+	insecureBool, err := strconv.ParseBool(insecure)
+	if err != nil {
+		insecureBool = false
 	}
-	// 返回结果
+
+	var alpn []string
+	alpnStr = strings.TrimSpace(alpnStr)
+	if alpnStr != "" {
+		alpn = strings.Split(alpnStr, ",")
+	}
+
+	remarks := server + ":" + portStr
+	if params.Get("remarks") != "" {
+		remarks = params.Get("remarks")
+	}
+
 	result := model.Proxy{
 		Type:           "hysteria",
 		Name:           remarks,
-		Server:         host,
+		Server:         server,
 		Port:           port,
 		Up:             upmbps,
 		Down:           downmbps,
 		Auth:           auth,
 		Obfs:           obfs,
-		Sni:            peer,
 		SkipCertVerify: insecure == "1",
-		Alpn:           strings.Split(alpn, ","),
-		ObfsParam:      obfsParam,
+		Alpn:           alpn,
 		Protocol:       protocol,
+		AllowInsecure:  insecureBool,
 	}
 	return result, nil
 }

parser/hysteria2.go

@@ -1,57 +1,89 @@
 package parser
 
 import (
-	"errors"
 	"net/url"
-	"strconv"
 	"strings"
+	"sub2clash/constant"
 	"sub2clash/model"
 )
 
-// hysteria2://letmein@example.com/?insecure=1&obfs=salamander&obfs-password=gawrgura&pinSHA256=deadbeef&sni=real.example.com#name
-
 func ParseHysteria2(proxy string) (model.Proxy, error) {
-	// 判断是否以 hysteria2:// 开头
-	if !strings.HasPrefix(proxy, "hysteria2://") && !strings.HasPrefix(proxy, "hy2://") {
-		return model.Proxy{}, errors.New("invalid hysteria2 Url")
+	if !strings.HasPrefix(proxy, constant.Hysteria2Prefix1) &&
+		!strings.HasPrefix(proxy, constant.Hysteria2Prefix2) {
+		return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
 	}
-	// 分割
-	parts := strings.SplitN(strings.TrimPrefix(proxy, "hysteria2://"), "@", 2)
-	// 分割
-	serverInfo := strings.SplitN(parts[1], "/?", 2)
+
+	proxy = strings.TrimPrefix(proxy, constant.Hysteria2Prefix1)
+	proxy = strings.TrimPrefix(proxy, constant.Hysteria2Prefix2)
+	urlParts := strings.SplitN(proxy, "@", 2)
+	if len(urlParts) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing character '@' in url",
+			Raw:     proxy,
+		}
+	}
+	password := urlParts[0]
+
+	serverInfo := strings.SplitN(urlParts[1], "/?", 2)
+	if len(serverInfo) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing params in url",
+			Raw:     proxy,
+		}
+	}
+	paramStr := serverInfo[1]
+
 	serverAndPort := strings.SplitN(serverInfo[0], ":", 2)
+	var server string
+	var portStr string
 	if len(serverAndPort) == 1 {
-		serverAndPort = append(serverAndPort, "443")
-	} else if len(serverAndPort) != 2 {
-		return model.Proxy{}, errors.New("invalid hysteria2 Url")
-	}
-	params, err := url.ParseQuery(serverInfo[1])
-	if err != nil {
-		return model.Proxy{}, errors.New("invalid hysteria2 Url")
-	}
-	// 获取端口
-	port, err := strconv.Atoi(serverAndPort[1])
-	if err != nil {
-		return model.Proxy{}, errors.New("invalid hysteria2 Url")
-	}
-	name := ""
-	if strings.Contains(proxy, "#") {
-		splitResult := strings.Split(proxy, "#")
-		name, _ = url.QueryUnescape(splitResult[len(splitResult)-1])
+		portStr = "443"
+	} else if len(serverAndPort) == 2 {
+		server, portStr = serverAndPort[0], serverAndPort[1]
 	} else {
-		name = strings.Join(serverAndPort, ":")
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing server host or port",
+			Raw:     proxy,
+		}
 	}
-	// 返回结果
+
+	port, err := ParsePort(portStr)
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidPort,
+			Message: err.Error(),
+			Raw:     proxy,
+		}
+	}
+
+	params, err := url.ParseQuery(paramStr)
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrCannotParseParams,
+			Raw:     proxy,
+			Message: err.Error(),
+		}
+	}
+
+	remarks, network, obfs, obfsPassword, pinSHA256, insecure, sni := params.Get("name"), params.Get("network"), params.Get("obfs"), params.Get("obfs-password"), params.Get("pinSHA256"), params.Get("insecure"), params.Get("sni")
+	enableTLS := pinSHA256 != ""
+	insecureBool := insecure == "1"
+
 	result := model.Proxy{
 		Type:           "hysteria2",
-		Name:           name,
-		Server:         serverAndPort[0],
+		Name:           remarks,
+		Server:         server,
 		Port:           port,
-		Password:       parts[0],
-		Obfs:           params.Get("obfs"),
-		ObfsParam:      params.Get("obfs-password"),
-		Sni:            params.Get("sni"),
-		SkipCertVerify: params.Get("insecure") == "1",
+		Password:       password,
+		Obfs:           obfs,
+		ObfsParam:      obfsPassword,
+		Sni:            sni,
+		SkipCertVerify: insecureBool,
+		TLS:            enableTLS,
+		Network:        network,
 	}
 	return result, nil
 }

parser/port.go

@@ -1,6 +1,7 @@
 package parser
 
 import (
+	"errors"
 	"strconv"
 )
 
@@ -8,16 +9,10 @@ func ParsePort(portStr string) (int, error) {
 	port, err := strconv.Atoi(portStr)
 
 	if err != nil {
-		return 0, &ParseError{
-			Type:    ErrInvalidPort,
-			Message: portStr,
-		}
+		return 0, err
 	}
 	if port < 1 || port > 65535 {
-		return 0, &ParseError{
-			Type:    ErrInvalidPort,
-			Message: portStr,
-		}
+		return 0, errors.New("invaild port range")
 	}
 	return port, nil
 }

parser/shadowsocks.go

@@ -0,0 +1,91 @@
+package parser
+
+import (
+	"net/url"
+	"strings"
+	"sub2clash/constant"
+	"sub2clash/model"
+)
+
+func ParseShadowsocks(proxy string) (model.Proxy, error) {
+	if !strings.HasPrefix(proxy, constant.ShadowsocksPrefix) {
+		return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
+	}
+
+	proxy = strings.TrimPrefix(proxy, constant.ShadowsocksPrefix)
+	urlParts := strings.SplitN(proxy, "@", 2)
+	if len(urlParts) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing character '@' in url",
+			Raw:     proxy,
+		}
+	}
+
+	var serverAndPort []string
+	if !strings.Contains(urlParts[0], ":") {
+		decoded, err := DecodeBase64(urlParts[0])
+		if err != nil {
+			return model.Proxy{}, &ParseError{
+				Type:    ErrInvalidStruct,
+				Message: "invalid base64 encoded",
+				Raw:     proxy,
+			}
+		}
+		urlParts[0] = decoded
+	}
+	credentials := strings.SplitN(urlParts[0], ":", 2)
+	if len(credentials) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing server host or port",
+			Raw:     proxy,
+		}
+	}
+	method, password := credentials[0], credentials[1]
+
+	serverInfo := strings.SplitN(urlParts[1], "#", 2)
+	serverAndPort = strings.SplitN(serverInfo[0], ":", 2)
+	server, portStr := serverAndPort[0], serverAndPort[1]
+	if len(serverInfo) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing server host or port",
+			Raw:     proxy,
+		}
+	}
+	port, err := ParsePort(portStr)
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidPort,
+			Message: err.Error(),
+			Raw:     proxy,
+		}
+	}
+
+	var remarks string
+	if len(serverInfo) == 2 {
+		unescape, err := url.QueryUnescape(serverInfo[1])
+		if err != nil {
+			return model.Proxy{}, &ParseError{
+				Type:    ErrInvalidStruct,
+				Message: "cannot unescape remarks",
+				Raw:     proxy,
+			}
+		}
+		remarks = strings.TrimSpace(unescape)
+	} else {
+		remarks = strings.TrimSpace(server + ":" + portStr)
+	}
+
+	result := model.Proxy{
+		Type:     "ss",
+		Cipher:   method,
+		Password: password,
+		Server:   server,
+		Port:     port,
+		Name:     remarks,
+	}
+
+	return result, nil
+}

parser/shadowsocksr.go

@@ -0,0 +1,86 @@
+package parser
+
+import (
+	"net/url"
+	"strconv"
+	"strings"
+	"sub2clash/constant"
+	"sub2clash/model"
+)
+
+func ParseShadowsocksR(proxy string) (model.Proxy, error) {
+	if !strings.HasPrefix(proxy, constant.ShadowsocksRPrefix) {
+		return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
+	}
+
+	proxy = strings.TrimPrefix(proxy, constant.ShadowsocksRPrefix)
+	proxy, err := DecodeBase64(proxy)
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type: ErrInvalidBase64,
+			Raw:  proxy,
+		}
+	}
+	serverInfoAndParams := strings.SplitN(proxy, "/?", 2)
+	parts := strings.Split(serverInfoAndParams[0], ":")
+	server := parts[0]
+	protocol := parts[2]
+	method := parts[3]
+	obfs := parts[4]
+	password := parts[5]
+	port, err := ParsePort(parts[1])
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidPort,
+			Message: err.Error(),
+			Raw:     proxy,
+		}
+	}
+
+	var obfsParam string
+	var protoParam string
+	var remarks string
+	if len(serverInfoAndParams) == 2 {
+		params, err := url.ParseQuery(serverInfoAndParams[1])
+		if err != nil {
+			return model.Proxy{}, &ParseError{
+				Type:    ErrCannotParseParams,
+				Raw:     proxy,
+				Message: err.Error(),
+			}
+		}
+		if params.Get("obfsparam") != "" {
+			obfsParam, err = DecodeBase64(params.Get("obfsparam"))
+		}
+		if params.Get("protoparam") != "" {
+			protoParam, err = DecodeBase64(params.Get("protoparam"))
+		}
+		if params.Get("remarks") != "" {
+			remarks, err = DecodeBase64(params.Get("remarks"))
+		} else {
+			remarks = server + ":" + strconv.Itoa(port)
+		}
+		if err != nil {
+			return model.Proxy{}, &ParseError{
+				Type:    ErrInvalidStruct,
+				Raw:     proxy,
+				Message: err.Error(),
+			}
+		}
+	}
+
+	result := model.Proxy{
+		Name:          remarks,
+		Type:          "ssr",
+		Server:        server,
+		Port:          port,
+		Protocol:      protocol,
+		Cipher:        method,
+		Obfs:          obfs,
+		Password:      password,
+		ObfsParam:     obfsParam,
+		ProtocolParam: protoParam,
+	}
+
+	return result, nil
+}

parser/ss.go

@@ -1,67 +0,0 @@
-package parser
-
-import (
-	"errors"
-	"net/url"
-	"strconv"
-	"strings"
-	"sub2clash/model"
-)
-
-// ParseSS 解析 SS（Shadowsocks）Url
-func ParseSS(proxy string) (model.Proxy, error) {
-	// 判断是否以 ss:// 开头
-	if !strings.HasPrefix(proxy, "ss://") {
-		return model.Proxy{}, errors.New("invalid ss Url")
-	}
-	// 分割
-	parts := strings.SplitN(strings.TrimPrefix(proxy, "ss://"), "@", 2)
-	if len(parts) != 2 {
-		return model.Proxy{}, errors.New("invalid ss Url")
-	}
-	if !strings.Contains(parts[0], ":") {
-		// 解码
-		decoded, err := DecodeBase64(parts[0])
-		if err != nil {
-			return model.Proxy{}, errors.New("invalid ss Url" + err.Error())
-		}
-		parts[0] = decoded
-	}
-	credentials := strings.SplitN(parts[0], ":", 2)
-	if len(credentials) != 2 {
-		return model.Proxy{}, errors.New("invalid ss Url")
-	}
-	// 分割
-	serverInfo := strings.SplitN(parts[1], "#", 2)
-	serverAndPort := strings.SplitN(serverInfo[0], ":", 2)
-	if len(serverAndPort) != 2 {
-		return model.Proxy{}, errors.New("invalid ss Url")
-	}
-	// 转换端口字符串为数字
-	port, err := strconv.Atoi(strings.TrimSpace(serverAndPort[1]))
-	if err != nil {
-		return model.Proxy{}, errors.New("invalid ss Url" + err.Error())
-	}
-	// 返回结果
-	result := model.Proxy{
-		Type:     "ss",
-		Cipher:   strings.TrimSpace(credentials[0]),
-		Password: strings.TrimSpace(credentials[1]),
-		Server:   strings.TrimSpace(serverAndPort[0]),
-		Port:     port,
-		UDP:      true,
-		Name:     serverAndPort[0],
-	}
-	// 如果有节点名称
-	if len(serverInfo) == 2 {
-		unescape, err := url.QueryUnescape(serverInfo[1])
-		if err != nil {
-			return model.Proxy{}, errors.New("invalid ss Url" + err.Error())
-		}
-		result.Name = strings.TrimSpace(unescape)
-	} else {
-		result.Name = strings.TrimSpace(serverAndPort[0])
-	}
-
-	return result, nil
-}

parser/ssr.go

@@ -1,71 +0,0 @@
-package parser
-
-import (
-	"fmt"
-	"net/url"
-	"strconv"
-	"strings"
-	"sub2clash/model"
-)
-
-func ParseShadowsocksR(proxy string) (model.Proxy, error) {
-	// 判断是否以 ssr:// 开头
-	if !strings.HasPrefix(proxy, "ssr://") {
-		return model.Proxy{}, fmt.Errorf("invalid ssr Url")
-	}
-	var err error
-	proxy = strings.TrimPrefix(proxy, "ssr://")
-	if !strings.Contains(proxy, ":") {
-		proxy, err = DecodeBase64(strings.TrimPrefix(proxy, "ssr://"))
-		if err != nil {
-			return model.Proxy{}, err
-		}
-	}
-	// 分割
-	detailsAndParams := strings.SplitN(proxy, "/?", 2)
-	parts := strings.Split(detailsAndParams[0], ":")
-	params, err := url.ParseQuery(detailsAndParams[1])
-	if err != nil {
-		return model.Proxy{}, err
-	}
-	// 处理端口
-	port, err := strconv.Atoi(parts[1])
-	if err != nil {
-		return model.Proxy{}, err
-	}
-	var obfsParam string
-	var protoParam string
-	var remarks string
-	if params.Get("obfsparam") != "" {
-		obfsParam, err = DecodeBase64(params.Get("obfsparam"))
-	}
-	if params.Get("protoparam") != "" {
-		protoParam, err = DecodeBase64(params.Get("protoparam"))
-	}
-	if params.Get("remarks") != "" {
-		remarks, err = DecodeBase64(params.Get("remarks"))
-	}
-
-	if err != nil {
-		return model.Proxy{}, err
-	}
-
-	result := model.Proxy{
-		Name:          remarks,
-		Type:          "ssr",
-		Server:        parts[0],
-		Port:          port,
-		Protocol:      parts[2],
-		Cipher:        parts[3],
-		Obfs:          parts[4],
-		Password:      parts[5],
-		ObfsParam:     obfsParam,
-		ProtocolParam: protoParam,
-	}
-
-	if result.Name == "" {
-		result.Name = result.Server
-	}
-
-	return result, nil
-}

parser/trojan.go

@@ -55,7 +55,11 @@ func ParseTrojan(proxy string) (model.Proxy, error) {
 
 	port, err := ParsePort(portStr)
 	if err != nil {
-		return model.Proxy{}, err
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidPort,
+			Message: err.Error(),
+			Raw:     proxy,
+		}
 	}
 
 	remarks := ""
@@ -112,16 +116,13 @@ func ParseTrojan(proxy string) (model.Proxy, error) {
 		}
 	}
 
-	if network == "http" {
-		result.HTTP2Opts = model.HTTP2Options{
-			Host: []string{host},
-			Path: path,
-		}
-	}
+	// if network == "http" {
+	// 	// 未查到相关支持文档
+	// }
 
-	if network == "quic" {
-		// 未查到相关支持文档
-	}
+	// if network == "quic" {
+	// 	// 未查到相关支持文档
+	// }
 
 	if network == "grpc" {
 		result.GrpcOpts = model.GrpcOptions{

parser/vless.go

@@ -1,92 +1,156 @@
 package parser
 
 import (
-	"fmt"
 	"net/url"
-	"strconv"
 	"strings"
+	"sub2clash/constant"
 	"sub2clash/model"
 )
 
 func ParseVless(proxy string) (model.Proxy, error) {
-	// 判断是否以 vless:// 开头
-	if !strings.HasPrefix(proxy, "vless://") {
-		return model.Proxy{}, fmt.Errorf("invalid vless Url")
+	if !strings.HasPrefix(proxy, constant.VLESSPrefix) {
+		return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
 	}
-	// 分割
-	parts := strings.SplitN(strings.TrimPrefix(proxy, "vless://"), "@", 2)
-	if len(parts) != 2 {
-		return model.Proxy{}, fmt.Errorf("invalid vless Url")
+
+	urlParts := strings.SplitN(strings.TrimPrefix(proxy, constant.VLESSPrefix), "@", 2)
+	if len(urlParts) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing character '@' in url",
+			Raw:     proxy,
+		}
 	}
-	// 分割
-	serverInfo := strings.SplitN(parts[1], "#", 2)
+
+	serverInfo := strings.SplitN(urlParts[1], "#", 2)
 	serverAndPortAndParams := strings.SplitN(serverInfo[0], "?", 2)
+	if len(serverAndPortAndParams) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing character '?' in url",
+			Raw:     proxy,
+		}
+	}
+
 	serverAndPort := strings.SplitN(serverAndPortAndParams[0], ":", 2)
+	if len(serverAndPort) != 2 {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidStruct,
+			Message: "missing server host or port",
+			Raw:     proxy,
+		}
+	}
+	server, portStr := serverAndPort[0], serverAndPort[1]
+	port, err := ParsePort(portStr)
+	if err != nil {
+		return model.Proxy{}, &ParseError{
+			Type:    ErrInvalidPort,
+			Message: err.Error(),
+			Raw:     proxy,
+		}
+	}
+
 	params, err := url.ParseQuery(serverAndPortAndParams[1])
 	if err != nil {
-		return model.Proxy{}, err
-	}
-	if len(serverAndPort) != 2 {
-		return model.Proxy{}, fmt.Errorf("invalid vless")
-	}
-	// 处理端口
-	port, err := strconv.Atoi(strings.TrimSpace(serverAndPort[1]))
-	if err != nil {
-		return model.Proxy{}, err
-	}
-	// 返回结果
-	result := model.Proxy{
-		Type:              "vless",
-		Server:            strings.TrimSpace(serverAndPort[0]),
-		Port:              port,
-		UUID:              strings.TrimSpace(parts[0]),
-		UDP:               true,
-		Sni:               params.Get("sni"),
-		Network:           params.Get("type"),
-		Flow:              params.Get("flow"),
-		ClientFingerprint: params.Get("fp"),
-		Servername:        params.Get("sni"),
-	}
-	if params.Get("alpn") != "" {
-		result.Alpn = strings.Split(params.Get("alpn"), ",")
-	}
-	if params.Get("security") == "reality" {
-		result.TLS = true
-		result.RealityOpts = model.RealityOptions{
-			PublicKey: params.Get("pbk"),
-			ShortID:   params.Get("sid"),
+		return model.Proxy{}, &ParseError{
+			Type:    ErrCannotParseParams,
+			Raw:     proxy,
+			Message: err.Error(),
 		}
 	}
-	if params.Get("type") == "ws" {
-		result.TLS = true
-		result.WSOpts = model.WSOptions{
-			Path: params.Get("path"),
-			Headers: map[string]string{
-				"Host": params.Get("host"),
-			},
-		}
-	}
-	if params.Get("type") == "grpc" {
-		result.TLS = true
-		result.GrpcOpts = model.GrpcOptions{
-			GrpcServiceName: params.Get("serviceName"),
-		}
-	}
-	// 如果有节点名称
+
+	remarks := ""
 	if len(serverInfo) == 2 {
 		if strings.Contains(serverInfo[1], "|") {
-			result.Name = strings.SplitN(serverInfo[1], "|", 2)[1]
+			remarks = strings.SplitN(serverInfo[1], "|", 2)[1]
 		} else {
-			result.Name, err = url.QueryUnescape(serverInfo[1])
+			remarks, err = url.QueryUnescape(serverInfo[1])
 			if err != nil {
-				return model.Proxy{}, err
+				return model.Proxy{}, &ParseError{
+					Type:    ErrCannotParseParams,
+					Raw:     proxy,
+					Message: err.Error(),
+				}
 			}
 		}
 	} else {
-		result.Name, err = url.QueryUnescape(serverAndPort[0])
+		remarks, err = url.QueryUnescape(server)
 		if err != nil {
 			return model.Proxy{}, err
 		}
 	}
+
+	uuid := strings.TrimSpace(urlParts[0])
+	flow, security, alpnStr, sni, insecure, fp, pbk, sid, path, host, serviceName, _type := params.Get("flow"), params.Get("security"), params.Get("alpn"), params.Get("sni"), params.Get("allowInsecure"), params.Get("fp"), params.Get("pbk"), params.Get("sid"), params.Get("path"), params.Get("host"), params.Get("serviceName"), params.Get("type")
+
+	// enableUTLS := fp != ""
+	insecureBool := insecure == "1"
+	var alpn []string
+	if strings.Contains(alpnStr, ",") {
+		alpn = strings.Split(alpnStr, ",")
+	} else {
+		alpn = nil
+	}
+
+	result := model.Proxy{
+		Type:   "vless",
+		Server: server,
+		Name:   remarks,
+		Port:   port,
+		UUID:   uuid,
+		Flow:   flow,
+	}
+
+	if security == "tls" {
+		result.TLS = true
+		result.Alpn = alpn
+		result.Sni = sni
+		result.AllowInsecure = insecureBool
+		result.Fingerprint = fp
+	}
+
+	if security == "reality" {
+		result.TLS = true
+		result.RealityOpts = model.RealityOptions{
+			PublicKey: pbk,
+			ShortID:   sid,
+		}
+	}
+
+	if _type == "ws" {
+		result.Network = "ws"
+		result.WSOpts = model.WSOptions{
+			Path: path,
+		}
+		if host != "" {
+			result.WSOpts.Headers = make(map[string]string)
+			result.WSOpts.Headers["Host"] = host
+		}
+	}
+
+	// if _type == "quic" {
+	// 	// 未查到相关支持文档
+	// }
+
+	if _type == "grpc" {
+		result.Network = "grpc"
+		result.Servername = serviceName
+	}
+
+	if _type == "http" {
+		hosts, err := url.QueryUnescape(host)
+		if err != nil {
+			return model.Proxy{}, &ParseError{
+				Type:    ErrCannotParseParams,
+				Raw:     proxy,
+				Message: err.Error(),
+			}
+		}
+		result.Network = "http"
+		result.HTTPOpts = model.HTTPOptions{
+			Headers: map[string][]string{"Host": strings.Split(hosts, ",")},
+		}
+
+	}
+
 	return result, nil
 }

parser/vmess.go

@@ -2,83 +2,96 @@ package parser
 
 import (
 	"encoding/json"
-	"errors"
 	"net/url"
 	"strconv"
 	"strings"
+	"sub2clash/constant"
 	"sub2clash/model"
 )
 
 func ParseVmess(proxy string) (model.Proxy, error) {
-	// 判断是否以 vmess:// 开头
-	if !strings.HasPrefix(proxy, "vmess://") {
-		return model.Proxy{}, errors.New("invalid vmess url")
+	if !strings.HasPrefix(proxy, constant.VMessPrefix) {
+		return model.Proxy{}, &ParseError{Type: ErrInvalidPrefix, Raw: proxy}
 	}
-	// 解码
-	base64, err := DecodeBase64(strings.TrimPrefix(proxy, "vmess://"))
+
+	proxy = strings.TrimPrefix(proxy, constant.VMessPrefix)
+	base64, err := DecodeBase64(proxy)
 	if err != nil {
-		return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
+		return model.Proxy{}, &ParseError{Type: ErrInvalidBase64, Raw: proxy, Message: err.Error()}
 	}
-	// 解析
+
 	var vmess model.VmessJson
 	err = json.Unmarshal([]byte(base64), &vmess)
 	if err != nil {
-		return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
+		return model.Proxy{}, &ParseError{Type: ErrInvalidStruct, Raw: proxy, Message: err.Error()}
 	}
-	// 解析端口
-	port := 0
+
+	var port int
 	switch vmess.Port.(type) {
 	case string:
-		port, err = strconv.Atoi(vmess.Port.(string))
+		port, err = ParsePort(vmess.Port.(string))
 		if err != nil {
-			return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
+			return model.Proxy{}, &ParseError{
+				Type:    ErrInvalidPort,
+				Message: err.Error(),
+				Raw:     proxy,
+			}
 		}
 	case float64:
 		port = int(vmess.Port.(float64))
 	}
-	// 解析Aid
+
 	aid := 0
 	switch vmess.Aid.(type) {
 	case string:
 		aid, err = strconv.Atoi(vmess.Aid.(string))
 		if err != nil {
-			return model.Proxy{}, errors.New("invalid vmess url" + err.Error())
+			return model.Proxy{}, &ParseError{Type: ErrInvalidStruct, Raw: proxy, Message: err.Error()}
 		}
 	case float64:
 		aid = int(vmess.Aid.(float64))
 	}
-	// 设置默认值
+
 	if vmess.Scy == "" {
 		vmess.Scy = "auto"
 	}
-	if vmess.Net == "ws" && vmess.Path == "" {
-		vmess.Path = "/"
-	}
-	if vmess.Net == "ws" && vmess.Host == "" {
-		vmess.Host = vmess.Add
-	}
+
 	name, err := url.QueryUnescape(vmess.Ps)
 	if err != nil {
 		name = vmess.Ps
 	}
-	// 返回结果
+
 	result := model.Proxy{
-		Name:              name,
-		Type:              "vmess",
-		Server:            vmess.Add,
-		Port:              port,
-		UUID:              vmess.Id,
-		AlterID:           aid,
-		Cipher:            vmess.Scy,
-		UDP:               true,
-		TLS:               vmess.Tls == "tls",
-		Fingerprint:       vmess.Fp,
-		ClientFingerprint: "chrome",
-		SkipCertVerify:    true,
-		Servername:        vmess.Add,
-		Network:           vmess.Net,
+		Name:    name,
+		Type:    "vmess",
+		Server:  vmess.Add,
+		Port:    port,
+		UUID:    vmess.Id,
+		AlterID: aid,
+		Cipher:  vmess.Scy,
 	}
+
+	if vmess.Tls == "tls" {
+		var alpn []string
+		if strings.Contains(vmess.Alpn, ",") {
+			alpn = strings.Split(vmess.Alpn, ",")
+		} else {
+			alpn = nil
+		}
+		result.TLS = true
+		result.Fingerprint = vmess.Fp
+		result.Alpn = alpn
+		result.Servername = vmess.Sni
+	}
+
 	if vmess.Net == "ws" {
+		if vmess.Path == "" {
+			vmess.Path = "/"
+		}
+		if vmess.Host == "" {
+			vmess.Host = vmess.Add
+		}
+		result.Network = "ws"
 		result.WSOpts = model.WSOptions{
 			Path: vmess.Path,
 			Headers: map[string]string{
@@ -86,5 +99,25 @@ func ParseVmess(proxy string) (model.Proxy, error) {
 			},
 		}
 	}
+
+	// if vmess.Net == "quic" {
+	// 	// 未查到相关支持文档
+	// }
+
+	if vmess.Net == "grpc" {
+		result.GrpcOpts = model.GrpcOptions{
+			GrpcServiceName: vmess.Path,
+		}
+		result.Network = "grpc"
+	}
+
+	if vmess.Net == "h2" {
+		result.HTTP2Opts = model.HTTP2Options{
+			Host: strings.Split(vmess.Host, ","),
+			Path: vmess.Path,
+		}
+		result.Network = "h2"
+	}
+
 	return result, nil
 }

test/parser_test.go

@@ -1,22 +1,22 @@
 package test
 
 import (
-	"sub2clash/parser"
+	"strings"
 	"testing"
-
-	"gopkg.in/yaml.v3"
 )
 
-func TestHy2Parser(t *testing.T) {
-	res, err := parser.ParseTrojan("trojan://Abse64hhjewrs@test.com:8443?type=ws&path=%2Fx&host=test.com&security=tls&fp=&alpn=http%2F1.1&sni=test.com#test")
-	if err != nil {
-		t.Log(err.Error())
-		t.Fail()
-	}
-	bytes, err := yaml.Marshal(res)
-	if err != nil {
-		t.Log(err.Error())
-		t.Fail()
-	}
-	t.Log(string(bytes))
+func TestParser(t *testing.T) {
+	// res, err := parser.ParseTrojan("trojan://Abse64hhjewrs@test.com:8443?type=ws&path=%2Fx&host=test.com&security=tls&fp=&alpn=http%2F1.1&sni=test.com#test")
+	// if err != nil {
+	// 	t.Log(err.Error())
+	// 	t.Fail()
+	// }
+	// bytes, err := yaml.Marshal(res)
+	// if err != nil {
+	// 	t.Log(err.Error())
+	// 	t.Fail()
+	// }
+	// t.Log(string(bytes))
+	t.Log(strings.SplitN("123456", "/?", 2))
+
 }

utils/proxy.go

@@ -2,6 +2,7 @@ package utils
 
 import (
 	"strings"
+	"sub2clash/constant"
 	"sub2clash/logger"
 	"sub2clash/model"
 	"sub2clash/parser"
@@ -106,25 +107,25 @@ func ParseProxy(proxies ...string) []model.Proxy {
 			var proxyItem model.Proxy
 			var err error
 			// 解析节点
-			if strings.HasPrefix(proxy, "ss://") {
-				proxyItem, err = parser.ParseSS(proxy)
+			if strings.HasPrefix(proxy, constant.ShadowsocksPrefix) {
+				proxyItem, err = parser.ParseShadowsocks(proxy)
 			}
-			if strings.HasPrefix(proxy, "trojan://") {
+			if strings.HasPrefix(proxy, constant.TrojanPrefix) {
 				proxyItem, err = parser.ParseTrojan(proxy)
 			}
-			if strings.HasPrefix(proxy, "vmess://") {
+			if strings.HasPrefix(proxy, constant.VMessPrefix) {
 				proxyItem, err = parser.ParseVmess(proxy)
 			}
-			if strings.HasPrefix(proxy, "vless://") {
+			if strings.HasPrefix(proxy, constant.VLESSPrefix) {
 				proxyItem, err = parser.ParseVless(proxy)
 			}
-			if strings.HasPrefix(proxy, "ssr://") {
+			if strings.HasPrefix(proxy, constant.ShadowsocksRPrefix) {
 				proxyItem, err = parser.ParseShadowsocksR(proxy)
 			}
-			if strings.HasPrefix(proxy, "hysteria2://") || strings.HasPrefix(proxy, "hy2://") {
+			if strings.HasPrefix(proxy, constant.Hysteria2Prefix1) || strings.HasPrefix(proxy, constant.Hysteria2Prefix2) {
 				proxyItem, err = parser.ParseHysteria2(proxy)
 			}
-			if strings.HasPrefix(proxy, "hysteria://") {
+			if strings.HasPrefix(proxy, constant.HysteriaPrefix) {
 				proxyItem, err = parser.ParseHysteria(proxy)
 			}
 			if err == nil {