nginx 이미지 자동 리사이즈 설정

nginx 설치 할 때 ngx_http_image_filter_module  필요

location /pics {

          alias /var/www/pics;

          set $width 500;

          set $height 500;

          set $dimens "";

        if ($uri ~* "^/pics_(\d+)x(\d+)/(.*)" ) {

                  set $width  $1;

                  set $height $2;

                  set $image_path $3;

                  set $demins "$1x$2";

          }

          if ($uri ~* "^/pics/(.*)" ) {

                  set $image_path $1;

          }

          set $image_uri image_resize/$image_path?width=$width&height=$height;

          if (!-f $request_filename) {

                  proxy_pass http://192.168.0.100/$image_uri;

                  break;

          }

          proxy_store          /var/www/pics/$demins/$image_path;

          proxy_store_access   user:rw  group:rw  all:r;

          proxy_temp_path      /tmp/images;

          proxy_set_header     Host $host;

  }

  location /image_resize {

          alias /var/www/pics;

          image_filter resize $arg_width $arg_height;

          image_filter_jpeg_quality 75;

          image_filter_buffer 5m;    // 최대 이미지 용량 기본은 1m

#           allow 127.0.0.0/8;

 #         allow 192.168.0.1/32;

 #         deny all;

  }

    }

참고

http://nginx.org/en/docs/http/ngx_http_image_filter_module.html

원래 이미지

http://192.168.0.100/pics/sbg.png    

썸네일 이미지

http://192.168.0.100/pics_500x500/sbg.png