oss存储反向代理设置

server {
        listen 82;
        server_name _;
        location /oss/ {
            client_max_body_size 200m;
            if ($request_method = 'OPTIONS') {
                add_header 'Access-Control-Allow-Origin' '*';
                add_header 'Access-Control-Allow-Credentials' 'true';
                add_header 'Access-Control-Allow-Headers' '*';
                add_header 'Access-Control-Allow-Methods' '*';
                return 200;
            }
            add_header 'Access-Control-Allow-Origin' '*';
            add_header 'Access-Control-Allow-Credentials' 'true';
            add_header 'Access-Control-Allow-Headers' '*';
            add_header 'Access-Control-Allow-Methods' '*';
            add_header X-Content-Type-Options "nosniff";
            proxy_hide_header 'Content-Disposition';
            add_header Content-Disposition "inline" always;
            proxy_set_header Host oss-cn-nanjing-jscn-d01-a.ops.alicloudpublic.jsdata.cegn.cn;
            proxy_pass http://oss-cn-nanjing-jscn-d01-a.ops.alicloudpublic.jsdata.cegn.cn/;
        }
    }

在HTTP响应头中添加Content-Disposition字段，字段值为inline或attachment。其中，inline表示在浏览器中直接显示数据，attachment表示以附件形式下载数据。

篡改Content-Disposition：

add_header Content-Disposition “inline” always;

报错：ERR_RESPONSE_HEADERS_MULTIPLE_CONTENT_DISPOSITION

解决方法：

 proxy_hide_header ‘Content-Disposition’;