/var/log/nginx/*/*.log
/var/log/nginx/*.log {
    create 0640 nginx root
    daily
    rotate 6
    missingok
    notifempty
    compress
    delaycompress
    sharedscripts
    postrotate
        /bin/kill -USR1 `cat /run/nginx.pid 2>/dev/null` 2>/dev/null || true
        /usr/bin/find /var/log/nginx/ -type f -name "*.gz" -mtime +15 -exec rm -f {} \; > /dev/null
        /usr/bin/find /var/log/nginx/*/ -type f -name "*.gz" -mtime +15 -exec rm -f {} \; > /dev/null
    endscript
}