数据结构优化

server/middleware/access_log.go

@@ -1,6 +1,7 @@
 package middleware
 
 import (
+	"log"
 	"time"
 
 	"github.com/gin-gonic/gin"
@@ -12,6 +13,13 @@ import (
 // AccessLogMiddleware 访问日志中间件 (用于流量统计)
 func AccessLogMiddleware() gin.HandlerFunc {
 	return func(c *gin.Context) {
+		// 添加 panic recover 保护整个中间件
+		defer func() {
+			if r := recover(); r != nil {
+				log.Printf("Panic in AccessLogMiddleware: %v", r)
+			}
+		}()
+
 		start := time.Now()
 
 		c.Next()
@@ -24,9 +32,27 @@ func AccessLogMiddleware() gin.HandlerFunc {
 		ip := c.ClientIP()
 
 		// 获取归属地 (需要先初始化ip2region)
-		region := utils.GetRegion(ip)
+		// 使用 recover 保护，确保即使 GetRegion 失败也能继续记录日志
+		var region string
+		func() {
+			defer func() {
+				if r := recover(); r != nil {
+					log.Printf("Panic in GetRegion for IP %s (access log): %v", ip, r)
+					region = "Unknown"
+				}
+			}()
+			region = utils.GetRegion(ip)
+		}()
 
-		log := &models.AccessLog{
+		// 如果 region 为空，设置为 Unknown
+		if region == "" {
+			region = "Unknown"
+		}
+
+		// 记录调试信息
+		log.Printf("Creating access log: IP=%s, Region=%s, Path=%s, Method=%s", ip, region, c.Request.URL.Path, c.Request.Method)
+
+		logEntry := &models.AccessLog{
 			IP:           ip,
 			UserAgent:    c.Request.UserAgent(),
 			Path:         c.Request.URL.Path,
@@ -36,9 +62,19 @@ func AccessLogMiddleware() gin.HandlerFunc {
 			Region:       region,
 		}
 
-		// 异步入库
+		// 异步入库，添加错误处理和 panic 保护
 		go func() {
-			repositories.CreateAccessLog(log)
+			defer func() {
+				if r := recover(); r != nil {
+					log.Printf("Panic in CreateAccessLog goroutine: %v", r)
+				}
+			}()
+
+			if err := repositories.CreateAccessLog(logEntry); err != nil {
+				log.Printf("Error creating access log for IP=%s, Region=%s, Path=%s: %v", ip, region, c.Request.URL.Path, err)
+			} else {
+				log.Printf("Successfully created access log: IP=%s, Region=%s, Path=%s", ip, region, c.Request.URL.Path)
+			}
 		}()
 	}
 }