设置缓存

nginx.conf

@@ -133,12 +133,13 @@ http {
         location /download/ {
             internal; # 标记为内部 location，不允许外部直接访问
             alias /var/www/html/resources/default/; # 设置文件根目录
-            etag on;
+            #etag on;
+            expires 1d;
+
+
             #add_header Cache-Control "no-store, no-cache, must-revalidate, max-age=0";
             #add_header Pragma "no-cache";
             #add_header Expires "0";
-            #add_header Cache-Control "max-age=86400";
-            add_header Cache-Control "no-cache, must-revalidate";
             sendfile on;
         } 
         # 未匹配的请求