nginx配置如下:

        location ~ .*\.(js|css|woff|woff2|gif|jpg|jpeg|png|bmp|swf|ioc|rar|zip|txt|flv|mid|doc|ppt|pdf|xls|mp3|wma|svg|ico|xml|json|map|xhtml|yaml|cur|eot|ttf|mp4|otf|ogg|webp)$ {
                rewrite ^/(.*) /桶名称/test/static/$1 break;
                error_page 500 502 503 504 400 403 404 = /404.html;
                proxy_http_version     1.1;
                proxy_set_header       Connection "";
                proxy_set_header       Authorization '';
                proxy_set_header       Host s3.us-east-1.amazonaws.com;
                proxy_hide_header      x-amz-id-2;
                proxy_hide_header      x-amz-request-id;
                proxy_hide_header      x-amz-meta-server-side-encryption;
                proxy_hide_header      x-amz-server-side-encryption;
                proxy_hide_header      Set-Cookie;
                proxy_ignore_headers   Set-Cookie;
                proxy_intercept_errors on;
                add_header             Cache-Control max-age=2592000;
                proxy_pass             https://s3.us-east-1.amazonaws.com;
        }
        location / {
                rewrite ^/$ /桶名称/test/html/index.html break;
                rewrite ^/(.*)$ /桶名称/test/html/$1 break;
                error_page 500 502 503 504 400 403 404 = /404.html;
                proxy_http_version     1.1;
                proxy_set_header       Connection "";
                proxy_set_header       Authorization '';
                proxy_set_header       Host s3.us-east-1.amazonaws.com;
                proxy_hide_header      x-amz-id-2;
                proxy_hide_header      x-amz-request-id;
                proxy_hide_header      x-amz-meta-server-side-encryption;
                proxy_hide_header      x-amz-server-side-encryption;
                proxy_hide_header      Set-Cookie;
                proxy_ignore_headers   Set-Cookie;
                proxy_intercept_errors on;
                proxy_pass             https://s3.us-east-1.amazonaws.com;
        }

解决来自 Amazon S3 的 HTTP 5xx 错误 | AWS re:Post

问题现象是upstream_status 返回500、502、503，查阅官网文档发现是因为S3目录前缀是同一个，所有请求都到了一个前缀中，所以分成多个前缀后可以解决问题。