Nging 로 그 를 하늘 로 나 누 기

#!/bin/bash - 

#1.nginx      
first_path="/var/log/nginx/first"
path_array=($first_path)

#2.        
first_prefix_sign="first"
prefix_array=($first_prefix_sign)

#3.            
bool_array=("access" "error")

#4.nginx        
postfix=`date -d '+0 days' +%Y%m%d`".log"

#5.         ，         
for path in ${path_array[*]}
do
	for prefix in ${prefix_array[*]}
	do
		for bool in ${bool_array[*]}
		do
			file=$path/$prefix.$bool.log
			backfile=$path/$prefix.$bool.$postfix
			echo $file
			echo $backfile
			if [ -e $file ]
			then
				mv $file 	$backfile
			fi
		done
	done
done

#6.  nginx   ,          
nginx_pid=`ps -aux |grep -E 'nginx: master process'|grep -v 'grep'|awk '{print $2}'`
#USR1:Reopen log files,  nginx    
kill -USR1 $nginx_pid