# Rate-limiting pools:
# For reflektor.showrss.info, 1MB (about 16k states), limit to 1 request/second
# Rate-limit overall connections to this vhost to 10/s
# Limit the overall number of connections
limit_req_zone $binary_remote_addr zone=reflektor_ip_req:1m rate=1r/s;
limit_req_zone $server_name zone=reflektor_vhost_req:1m rate=10r/s;
limit_conn_zone $server_name zone=reflektor_vhost_conn:1m;

limit_req_status 503;
limit_req_log_level error;
limit_conn_status 503;
limit_conn_log_level error;

server {
    listen 80;
    
    root /var/www/reflektor/public/;
    index index.html;
    
    server_name reflektor.karmorra.info;
    
    rewrite "^/torrent/([A-Fa-f0-9]{40})\.[Tt][Oo][Rr]{2}[Ee][Nn][Tt]$" /serve.php?ih=$1 last;
    rewrite ^/torrent/?$ / redirect;
    
    limit_req_log_level info;
    limit_req zone=reflektor_ip_req burst=3;
    limit_req zone=reflektor_vhost_req burst=20;
    limit_req_status 429;
    error_page 429 /rate_limit.html;
    limit_conn reflektor_vhost_conn 50;
    limit_conn_status 503;
    
    location /rate_limit.html {
        internal;
        access_log off;
    }
    
    location /torrents/ {
        internal;
        alias /var/www/reflektor/cache/;
        access_log off;
    }
    
    location = /serve.php {
        fastcgi_pass unix:/var/run/php5-fpm.sock;
        fastcgi_index index.php;
        include fastcgi_params;
        access_log off;
    }
}