init

middleware/cors.go

@@ -0,0 +1,25 @@
+package middleware
+
+import (
+	"github.com/gin-gonic/gin"
+	"net/http"
+)
+
+// Cors 处理跨域请求,支持options访问
+func Cors() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		method := c.Request.Method
+		origin := c.Request.Header.Get("Origin")
+		c.Writer.Header().Set("Access-Control-Allow-Origin", origin)
+		c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type,AccessToken,X-CSRF-Token, Authorization, Token,X-Token,X-User-Id")
+		c.Writer.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS,DELETE,PUT")
+		c.Writer.Header().Set("Access-Control-Expose-Headers", "Content-Length, Access-Control-Allow-Origin, Access-Control-Allow-Headers, Content-Type")
+		c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
+		// 放行所有OPTIONS方法
+		if method == "OPTIONS" {
+			c.AbortWithStatus(http.StatusNoContent)
+		}
+		// 处理请求
+		c.Next()
+	}
+}

middleware/recovery.go

@@ -0,0 +1,48 @@
+package middleware
+
+import (
+	"energy-management-system/utils"
+	"energy-management-system/utils/exception"
+	"fmt"
+	"github.com/gin-gonic/gin"
+	"net"
+	"os"
+	"strings"
+	"time"
+)
+
+func Recovery() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		defer func() {
+			if err := recover(); err != nil {
+				var brokenPipe bool
+				if ne, ok := err.(*net.OpError); ok {
+					if se, ok := ne.Err.(*os.SyscallError); ok {
+						if strings.Contains(strings.ToLower(se.Error()), "broken pipe") || strings.Contains(strings.ToLower(se.Error()), "connection reset by peer") {
+							brokenPipe = true
+						}
+					}
+				}
+				if brokenPipe {
+					c.Error(err.(error))
+				} else {
+					if h, ok := err.(*exception.Exception); ok {
+						exception.Panic(c, h)
+						c.Errors = append(c.Errors, &gin.Error{Meta: h})
+					} else if _, ok = err.(error); ok {
+						if gin.IsDebugging() {
+							fmt.Printf("[Recovery] %s : %s", utils.TimeFormat(time.Now()), err)
+							utils.Stack(3)
+						}
+						exception.Unknow(c)
+					} else {
+						fmt.Print(err)
+						exception.Server(c)
+					}
+				}
+				c.Abort()
+			}
+		}()
+		c.Next()
+	}
+}