nginx按天存储访问日志，原生

if ($time_iso8601 ~ "^(\d{4})-(\d{2})-(\d{2})") { set $year $1; set $month $2; set $day $3; } access_log logs/host-$year-$month-$day-access.log main;在server段里面添加

if ($time_iso8601 ~ "^(\d{4})-(\d{2})-(\d{2})") {
set $year $1;
set $month $2;
set $day $3;
}
access_log logs/host-$year-$month-$day-access.log main;