Nginx S3 Proxy with caching

gistfile1.txt

events {
  worker_connections  1024;
}

http {
  default_type       text/html;
  access_log         /dev/stdout;
  sendfile           on;
  keepalive_timeout  65;

  proxy_cache_path   /tmp/ levels=1:2 keys_zone=s3_cache:10m max_size=500m
                     inactive=60m use_temp_path=off;

  server {
    listen 8080;

    location /s3/ {
      proxy_http_version     1.1;
      proxy_set_header       Connection "";
      proxy_set_header       Authorization '';
      proxy_set_header       Host bucket.s3-eu-west-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=31536000;
      proxy_pass             http://bucket.s3-eu-west-1.amazonaws.com/;
    }

    location /s3_cached/ {
      proxy_http_version     1.1;
      proxy_set_header       Connection "";
      proxy_set_header       Authorization '';
      proxy_set_header       Host bucket.s3-eu-west-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_cache_revalidate on;
      proxy_intercept_errors on;
      proxy_pass             http://bucket.s3-eu-west-1.amazonaws.com/;

      proxy_cache            s3_cache;
      proxy_cache_valid      200 24h;
      proxy_cache_valid      403 15m;
      proxy_cache_use_stale  error timeout updating http_500 http_502 http_503 http_504;
      proxy_cache_lock       on;
      proxy_cache_bypass     $http_cache_purge;
      add_header             Cache-Control max-age=31536000;
      add_header             X-Cache-Status $upstream_cache_status;
    }

  }
}