Create middleware/auth.go

internal/middleware/auth.go

@@ -0,0 +1,34 @@
+package middleware
+
+import (
+	"monica-proxy/internal/config"
+	"net/http"
+	"strings"
+
+	"github.com/labstack/echo/v4"
+)
+
+// BearerAuth 创建一个Bearer Token认证中间件
+func BearerAuth() echo.MiddlewareFunc {
+	return func(next echo.HandlerFunc) echo.HandlerFunc {
+		return func(c echo.Context) error {
+			// 获取Authorization header
+			auth := c.Request().Header.Get("Authorization")
+
+			// 检查header格式
+			if auth == "" || !strings.HasPrefix(auth, "Bearer ") {
+				return echo.NewHTTPError(http.StatusUnauthorized, "invalid authorization header")
+			}
+
+			// 提取token
+			token := strings.TrimPrefix(auth, "Bearer ")
+
+			// 验证token
+			if token != config.MonicaConfig.BearerToken || token == "" {
+				return echo.NewHTTPError(http.StatusUnauthorized, "invalid token")
+			}
+
+			return next(c)
+		}
+	}
+}