first commit

internal/handler/tcping.go

@@ -0,0 +1,63 @@
+package handler
+
+import (
+	"net"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/gin-gonic/gin"
+)
+
+func handleTCPing(c *gin.Context, url string, params map[string]interface{}) {
+	// 解析host:port格式
+	parts := strings.Split(url, ":")
+	if len(parts) != 2 {
+		c.JSON(200, gin.H{
+			"type":  "ceTCPing",
+			"url":   url,
+			"error": "格式错误，需要 host:port",
+		})
+		return
+	}
+
+	host := parts[0]
+	portStr := parts[1]
+	port, err := strconv.Atoi(portStr)
+	if err != nil {
+		c.JSON(200, gin.H{
+			"type":  "ceTCPing",
+			"url":   url,
+			"error": "端口格式错误",
+		})
+		return
+	}
+
+	// 执行TCP连接测试
+	start := time.Now()
+	conn, err := net.DialTimeout("tcp", net.JoinHostPort(host, portStr), 5*time.Second)
+	latency := time.Since(start).Milliseconds()
+
+	if err != nil {
+		c.JSON(200, gin.H{
+			"type":    "ceTCPing",
+			"url":     url,
+			"host":    host,
+			"port":    port,
+			"latency": -1,
+			"error":   err.Error(),
+		})
+		return
+	}
+	defer conn.Close()
+
+	c.JSON(200, gin.H{
+		"type":    "ceTCPing",
+		"url":     url,
+		"host":    host,
+		"port":    port,
+		"latency": latency,
+		"success": true,
+	})
+}
+