init

parser/trojan.go

@@ -0,0 +1,53 @@
+package parser
+
+import (
+	"fmt"
+	"net/url"
+	"strconv"
+	"strings"
+	"sub/model"
+)
+
+func ParseTrojan(proxy string) (model.Proxy, error) {
+	// 判断是否以 trojan:// 开头
+	if !strings.HasPrefix(proxy, "trojan://") {
+		return model.Proxy{}, fmt.Errorf("无效的 trojan URL")
+	}
+	// 分割
+	parts := strings.SplitN(strings.TrimPrefix(proxy, "trojan://"), "@", 2)
+	if len(parts) != 2 {
+		return model.Proxy{}, fmt.Errorf("无效的 trojan URL")
+	}
+	// 分割
+	serverInfo := strings.SplitN(parts[1], "#", 2)
+	serverAndPortAndParams := strings.SplitN(serverInfo[0], "?", 2)
+	serverAndPort := strings.SplitN(serverAndPortAndParams[0], ":", 2)
+	params, err := url.ParseQuery(serverAndPortAndParams[1])
+	if err != nil {
+		return model.Proxy{}, err
+	}
+	if len(serverAndPort) != 2 {
+		return model.Proxy{}, fmt.Errorf("无效的 trojan 服务器和端口")
+	}
+	// 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:     "trojan",
+		Server:   strings.TrimSpace(serverAndPort[0]),
+		Port:     port,
+		UDP:      true,
+		Password: strings.TrimSpace(parts[0]),
+		Sni:      params.Get("sni"),
+	}
+	// 如果有节点名称
+	if len(serverInfo) == 2 {
+		result.Name, _ = url.QueryUnescape(strings.TrimSpace(serverInfo[1]))
+	} else {
+		result.Name = serverAndPort[0]
+	}
+	return result, nil
+}