#!/bin/bash#監控用戶登錄Usermonitor () {LoginUser=`uptime | awk '{print $6}'`if [ $LoginUser -ge 2 ]thenCritical="當前系統登錄用戶人數超過1人，具體人數為：$LoginUser 個,請確認操作者人數。"status=0elseecho "loginuser ok"status=1fi013.}#監控內存MemMonitor () {MemTotal=`free -m | grep Mem | awk -F: '{print $2}' | awk '{print $1}'`MemFree=`free -m | grep cache | awk NR==2 | awk '{print $4}'`MemFreeB=`awk 'BEGIN{printf "%.2f%/n",'$MemFree/$MemTotal/*100'}'`MemFreeS=`awk 'BEGIN{printf "%.f",'$MemFree/$MemTotal/*100'}'`if [ $MemFreeS -lt 10 ]thenCritical="系統可用內存小于10%，實際可用內存為：$MemFreeB ,請處理。"status=0elif [ $MemFreeS -lt 20 ]thenWarning="系統可用內存小于20%，實際可用內存為：$MemFreeB ，請查看。"WarningT="內存報警"status=1elseecho "Mem OK"status=2fi}#監控分區空間大小DiskMonitorG () {#根分區DiskGB=`df -h | awk NR==2 | awk '{print $5}'`DiskGS=`df -h | awk NR==2 | awk '{print $5}' | awk -F% '{print $1}'`if [ $DiskGS -gt 90 ]thenCritical="根分區使用率超過90%，實際已使用 $DiskGB ,請處理。"status=0elif [ $DiskGS -gt 80 -a $DiskGS -lt 90 ]thenWarning="根分區使用率超過80%，實際已使用 $DiskGB , 請查看。"WarningT="根分區報警"status=1elseecho "DiskGB Ok"status=2fi}DiskMonitorA () {#應用分區ApplyB=`df -h | awk NR==4 | awk '{print $5}'`ApplyS=`df -h | awk NR==4 | awk '{print $5}' | awk -F% '{print $1}'`if [ $ApplyS -gt 90 ]thenCritical="應用分區使用率超過90%，實際已使用 $ApplyB ,請處理."status=0elif [ $ApplyS -gt 80 -a $ApplyS -lt 90 ]thenWarning="應用分區使用率超過80%，實際已使用 $ApplyB ，請查看。"WarningT="應用分區報警"status=1elseecho "Apply ok"status=2fi}#監控CPU負載CPULoad () {CPULoad1=`uptime | awk '{print $10}' | awk -F. '{print $1}'`CPULoad2=`uptime`if [ $CPULoad1 -gt 5 ]thenCritical="CPU負載過高，請即使處理。 $CPULoad2 "status=0elif [ $CPULoad1 -gt 3 -a $CPULoad1 -lt 5 ]thenWarning="CPU負載警告， $Warning "WarningT="CPU負載報警"status=1elseecho "CPU OK"status=2fi}#監控服務狀態ServerMonitor () {#服務狀態監控timeout=10makfails=2fails=0success=0while truedo/usr/bin/wget --timeout=$timeout --tries=1 http://192.168.20.84/ -q -O /dev/nullif [ $? -ne 0 ]thenlet fails=fails+1success=0elsefails=0let success=1fiif [ $success -ge 1 ]thenexit 0fiif [ $fails -ge 1 ]thenCritical="應用服務出現故障，請緊急處理！"echo $Critical | mutt -s "服務down" hao.lulu@chinaebi.comexit -1fidone}#發送報警短信、報警郵件for n in Usermonitor MemMonitor DiskMonitorG DiskMonitorA CPULoad ServerMonitordo$nif [ $status -eq 0 ]thencurl "http://172.20.36.118/app/tms.do?tranCode=TM0311&;content=$Critical"elif [ $status -eq 1 ]thencurl "http://172.20.36.118/app/tms.do?tranCode=TM0310&;title=$WarningT&content=Warning"elseecho "ok"fidone