feat 初次提交

internal/net/http_gateway/middleward.go

@@ -0,0 +1,78 @@
+package http_gateway
+
+import (
+	"common/net/http/http_resp"
+	"common/utils"
+	"fmt"
+	"gateway/config"
+	"github.com/gin-contrib/cors"
+	"github.com/gin-gonic/gin"
+	"go.uber.org/zap"
+	"strconv"
+	"strings"
+	"time"
+)
+
+func corsConfig() cors.Config {
+	return cors.Config{
+		AllowMethods:     []string{"GET", "POST", "OPTIONS"},
+		AllowHeaders:     []string{"Content-Type", "Authorization"},
+		AllowCredentials: false,
+		AllowAllOrigins:  true,
+		MaxAge:           12 * time.Hour,
+	}
+}
+
+func ginLogger(logger *zap.SugaredLogger) gin.HandlerFunc {
+	return func(c *gin.Context) {
+		start := time.Now()
+		path := c.Request.URL.Path
+		c.Next()
+		cost := time.Since(start)
+
+		logger.Infof(fmt.Sprintf(
+			"HTTP Method:%v Code:%v Time:%v IP:%v Path:%v",
+			c.Request.Method,
+			c.Writer.Status(),
+			cost,
+			c.ClientIP(),
+			path),
+		)
+	}
+}
+
+func authJwt() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		// 如果是Public接口，有Token就读，没有就算了
+		public := false
+		for _, path := range config.PublicPaths {
+			if strings.HasPrefix(c.Request.URL.Path, path) {
+				public = true
+				break
+			}
+		}
+
+		token := strings.TrimPrefix(c.GetHeader("Authorization"), "Bearer ")
+		if token == "" {
+			if public {
+				c.Next()
+				return
+			}
+			http_resp.AbortUnauthorized(c)
+			return
+		}
+		claims, err := utils.ParseToken(token, config.Get().Auth.Secret)
+		if err != nil {
+			if public {
+				c.Next()
+				return
+			}
+			http_resp.AbortUnauthorized(c)
+			return
+		}
+
+		// 这里将Header写到请求中，grpc-gateway框架会读取然后传给grpc服务
+		c.Request.Header.Set("X-Usn", strconv.Itoa(int(claims.USN)))
+		c.Next()
+	}
+}