在以下脚本中,我收到一个错误:
Syntax error: unexpected end of file
#!/bin/sh expected_diskusage="264" expected_dbconn="25" expected_httpdconn="20" expected_cpuusage="95" #expected_fd="100" httpdconn=`ps -ef|grep -i httpd|grep -v grep|wc -l` #httpd connections cpu_usage=`ps aux|awk 'NR > 0 { s +=$3 }; END {print s}'` disk_usage=`df -h|awk {'print $2'}|head -n3|awk 'NF{s=$0}END{print s}'` #db_connections=`MysqL -uroot -pexxxxxx -s -N -e "show processlist"|wc -l` db_connections=6 cld_alert() { nwconn=$1 cpu_usage=$2 disk_usage=$3 db_connections=$4 message=$5 `touch /tmp/alert.txt && > /tmp/alert.txt` date=`date` echo -e "$date\n" > /tmp/alert.txt echo -e "$message" >> /tmp/alert.txt path="/proc/$httpd/fd/"; cd $path tfd=`ls -l|wc -l`; sfd=`ls -ltr|grep sock|wc -l`; echo "Total fds: $tfd" >> /tmp/alert.txt echo "Socket fds: $sfd" >> /tmp/alert.txt echo "Other fds: $[$tfd - $sfd]" >> /tmp/alert.txt freememory=`vmstat | awk '{if (NR == 3) print "Free Memory:"\$4}'`; echo "Free memory :$freememory" >> /tmp/alert.txt Bufferedmemory=`vmstat | awk '{if (NR == 3) print "Buffered Memory:"\$5}'`; echo "Buffered memory $Bufferedmemory" >> /tmp/alert.txt CacheMemory=`vmstat | awk '{if (NR == 3) print "Cache Memory:"\$6}'`; echo "Cache memory : $CacheMemory" >> /tmp/alert.txt sshconn=`netstat -an|grep 22|wc -l` #ssh connections httpsconn=`netstat -an|grep 443|wc -l` #https connections wwwconn=`netstat -an|grep 80|wc -l` #www connections echo "Disk usage is $disk_usage" >> /tmp/alert.txt echo "DB connections $db_connections" >> /tmp/alert.txt echo "Network connections $nwconn" >> /tmp/alert.txt echo "cpu Usage: $cpu_usage" >> /tmp/alert.txt topsnapshot=`top -n 1 -b` echo "===========================TOP COMMAND SNAPSHOT===================================================="; echo "$topsnapshot" >> /tmp/alert.txt echo"==================PS COMMAND SNAPSHOT==============================================================" entireprocesslist=`ps -ef` echo "$entireprocesslist" >> /tmp/alert.txt echo Hello hi""; } message="" if [ ${disk_usage%?} -le $expected_diskusage ] ##{x%?} Removes last character then echo "disk usage exceeded"; message="Disk usage limit exceeded \nCurrent disk usage is $disk_usage\nConfigured disk usage is $expected_diskusage\n\n\n\n\n"; #Checking for cpu usage if [ $cpu_usage -ge $expected_cpuusage] ##{x%?} then echo "cpu usage exceeded"; if [ $message -ne "" ] then message="$message\n\ncpu usage exceeded configured usage limit \nCurrent cpu usage is $cpu_usage\nConfigured cpu usage is $expected_cpuusage\n\n\n\n\n"; else message="cpu usage exceeded configured usage limit \nCurrent cpu usage is $cpu_usage\nConfigured cpu usage is $expected_cpuusage\n\n\n\n\n"; fi ; fi #Checking for httpd connections if [ $httpdconn -ge $expected_httpdconn] ##{x%?} then echo "HTTPD connections exceeded"; if [ $message -ne "" ] then message="$message\n\nHTTPD connections exceeded configured usage limit \nCurrent HTTPD connections is $httpdconn\nConfigured HTTPD connection is $expected_httpdconn"; else message="HTTPD connections exceeded configured usage limit \nCurrent HTTPD connections is $httpdconn\nConfigured HTTPD connection is $expected_httpdconn"; fi ; fi ; message="$message\n\n\n\n\n"; value=$(cld_alert $message $httpdconn $cpu_usage $disk_usage $db_connections)