nginx log를 5분 단위로 작성하기

map $time_iso8601 $year {
    '~^(?<y>\d{4})-'  $y;
}

map $time_iso8601 $month {
    '~^\d{4}-(?<m>\d{2})-'  $m;
}

map $time_iso8601 $day {
    '~^\d{4}-\d{2}-(?<d>\d{2})'  $d;
}

map $time_iso8601 $hour {
    '~T(?<h>\d{2}):'  $h;
}

map $time_iso8601 $minute {
    '~T\d{2}:(?<m>\d{2}):'  $m;
}

map $minute $minute5 {
  ~00|01|02|03|04 00;
  ~05|06|07|08|09 05;
  ~10|11|12|13|14 10;
  ~15|16|17|18|19 15;
  ~20|21|22|23|24 20;
  ~25|26|27|28|29 25;
  ~30|31|32|33|34 30;
  ~35|36|37|38|39 35;
  ~40|41|42|43|44 40;
  ~45|46|47|48|49 45;
  ~50|51|52|53|54 50;
  ~55|56|57|58|59 55;
}

server {
  access_log /var/log/nginx/5m/$year-$month-${day}_$hour:$minute5.log;
}