分享一个监控MFS的nagios插件

最近线上刚好有监控MFS服务器的需求，本来准备自己完全写一个nagios插件出来的，但是又懒不想写就搜了一下，还真有网友分享出来了。他的连接地址是： http://blog.youkuaiyun.com/liuyunfengheda/article/details/5606830

    我把脚本拿下来测试了一下，貌似有些小错误，不知道是不是系统不一样的原因。

    我的测试环境是centos 6.5 86_64。

    以下是我在centos 6.5 86_64环境下做了修改的脚本，分享给大家。

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#!/bin/bash #by cuiyuanrong #QQ:295749093 # Nagios return codes STATE_OK=0 STATE_WARNING=1 STATE_CRITICAL=2 STATE_UNKNOWN=3 # Set MFS Path And Warning/CRITICAL Value MFS_Path= "/usr/sbin" MFS_Mount_Point= "/mnt/mfs" WARNING_Value=85 CRITICAL_Value=95 #Get Master server Process Master(){ MFS_PID=` ps -ef | grep mfsmaster | grep ${mfspath} | awk '{print $2}' ` if [ "${MFS_PID}" = "" ]; then     echo "ERROR : mfs master does not start"     exit $STATE_CRITICAL else     echo "OK : mfs master server running OK!"      exit $STATE_OK fi } #Get chunker server Process Chunker(){ MFS_PID=` ps -ef | grep mfschunkserver | grep ${mfspath} | awk '{print $2}' ` if [ "${MFS_PID}" = "" ]; then     echo "ERROR : mfs chunkserver does not start"     exit $STATE_CRITICAL else     echo "OK : mfs master chunkserver running OK!"     exit $STATE_OK fi } Disk_used(){ Disk_used=` df -h | grep ${mountpoint} | awk '{print $5}' | awk -F% '{print $1}' ` if [ ${Disk_used} - ge ${warningdiskused} -a ${Disk_used} -lt ${criticaldiskused} ]; then     echo "Waring :mfs disk used Rate is " ${Disk_used} ""     exit $STATE_WARNING elif [ ${Disk_used} - ge ${criticaldiskused} ]; then     echo "CRITICAL :mfs disk used Rate is " ${Disk_used} ""     exit $STATE_CRITICAL elif [ "${Disk_used}" = "" ]; then     echo "CRITICAL :mfs client not mount on"     exit $STATE_CRITICAL else     echo "OK : MFS client mount on and disk used rate is ${Disk_used}% , Everything is OK!"     exit $STATE_OK fi } #Get metalogger server Process Metalogger(){ MFS_PID=` ps -ef | grep mfsmetalogger | grep ${mfspath} | awk '{print $2}' ` if [ "${MFS_PID}" = "" ]; then     echo "ERROR : mfs mfsmetalogger does not start"     exit $STATE_CRITICAL else     echo "OK : mfs master mfsmetalogger running OK!"     exit $STATE_OK fi } # Functions plugin usage print_usage() {     Program_name=$( basename $0)     echo ""     echo " -M MFS master server status "     echo " -C MFS chunker server status "     echo " -U MFS client disk used Rate "     echo " -L MFS metalogger server status "     echo " -h Show this page "     echo ""     echo " Usage1 : ${Program_name} -M mfsmasterpath"     echo "    ex : ${Program_name} -M ${MFS_Path}"     echo " Usage2 : ${Program_name} -C mfschunkpath"     echo "    ex : ${Program_name} -C ${MFS_Path}"     echo " Usage3 : ${Program_name} -U mountpoint warningrate criticalrate"     echo "    ex : ${Program_name} -U ${MFS_Mount_Point} 60 80"     echo " Usage4 : ${Program_name} -L mfsmetaloggerpath"     echo "    ex : ${Program_name} -L ${MFS_Path}"     echo "     ex : ${Program_name} -h"     echo ""     exit 0 } # Parse parameter while [ $ # -gt 0 ] do     case "$1" in         -h | --help)             print_usage             exit $STATE_OK             ;;         -M | --master)             mfspath=${2:- "${MFS_Path}" }             Master             ;;         -C | --chunker)             mfspath=${2:- "${MFS_Path}" }             Chunker             ;;         -U | --usedwarning)             mountpoint=${2:- "${MFS_Mount_Point}" }             warningdiskused=${3:- "${WARNING_Value}" }             criticaldiskused=${4:- "${CRITICAL_Value}" }             Disk_used                         ;;         -L | --metalogger)             mfspath=${2:- "${MFS_Path}" }             Metalogger             ;;         *)                 echo "Unknown argement: $1"             exit $STATE_UNKNOWN             ;;     esac shift done