#!/bin/sh set -e php /var/www/html/searcher.php time=$(date "+%Y%m%d") appid='search' if [ ! -f "/var/www/html/data/log/${time}-${appid}.log" ]; then touch "/var/www/html/data/log/${time}-${appid}.log" fi tail -f "/var/www/html/data/log/${time}-${appid}.log"