init

parser/hysteria2.go

@@ -0,0 +1,62 @@
+package parser
+
+import (
+	"errors"
+	"net/url"
+	"strconv"
+	"strings"
+	"sub2sing-box/model"
+)
+
+// hysteria2://letmein@example.com/?insecure=1&obfs=salamander&obfs-password=gawrgura&pinSHA256=deadbeef&sni=real.example.com
+
+func ParseHysteria2(proxy string) (model.Proxy, error) {
+	if !strings.HasPrefix(proxy, "hysteria2://") && !strings.HasPrefix(proxy, "hy2://") {
+		return model.Proxy{}, errors.New("invalid hysteria2 Url")
+	}
+	parts := strings.SplitN(strings.TrimPrefix(proxy, "hysteria2://"), "@", 2)
+	serverInfo := strings.SplitN(parts[1], "/?", 2)
+	serverAndPort := strings.SplitN(serverInfo[0], ":", 2)
+	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")
+	}
+	port, err := strconv.Atoi(serverAndPort[1])
+	if err != nil {
+		return model.Proxy{}, errors.New("invalid hysteria2 Url")
+	}
+	remarks := params.Get("name")
+	certificate := make([]string, 0)
+	if params.Get("pinSHA256") != "" {
+		certificate = append(certificate, params.Get("pinSHA256"))
+	}
+	server := serverAndPort[0]
+	password := parts[0]
+	network := params.Get("network")
+	result := model.Proxy{
+		Type: "hysteria2",
+		Hysteria2: model.Hysteria2{
+			Tag:        remarks,
+			Server:     server,
+			ServerPort: uint16(port),
+			Password:   password,
+			Obfs: &model.Hysteria2Obfs{
+				Type:     params.Get("obfs"),
+				Password: params.Get("obfs-password"),
+			},
+			TLS: &model.OutboundTLSOptions{
+				Enabled:     params.Get("pinSHA256") != "",
+				Insecure:    params.Get("insecure") == "1",
+				ServerName:  params.Get("sni"),
+				Certificate: certificate,
+			},
+			Network: network,
+		},
+	}
+	return result, nil
+}