Shell脚本实现网络连通性检查Ping+Telnet

转至：https://blog.csdn.net/AngelLBS/article/details/89382136

#!/bin/sh

###############################################################################################
#
#    Version ：1.0
#
#     AUTHOR : LiuBS
#CREATE DATE : 2019-01-11
#   PLATFORM : Linux/AIX/HP-UX
#      USAGE : sh
#   FUNCTION : checkLink
#
export LC_ALL=zh_CN         #Set the LANG and all environment variable beginning with LC_ to C
export LANG=zh_C
###############################################################################################

################################public param###################################################
     checkpath=`pwd`
    iplist="${checkpath}/iplist.txt"                                 #ip list
    resultfile="/tmp/resultfile.tmp"                                 #result file
      filetime=`date +'%Y%m%d%H%M%S'`                                   #current time
       logfile="${checkpath}/checkLink${filetime}.log"               #log file
        pingok="${checkpath}/checkLink_pingok${filetime}.log"        #log pingok
     pingnotok="${checkpath}/checkLink_pingnotok${filetime}.log"     #log pingnotok
      telnetok="${checkpath}/checkLink_telnetok${filetime}.log"         #log telnetok
   telnetnotok="${checkpath}/checkLink_telnetnotok${filetime}.log"     #log telnetnotok

################################public func####################################################
function log
{
    local logcontent=$*
    echo "[`date +"%Y-%m-%d %T"`]:${logcontent}"
}

function pingCheck
{
    local ip=$1
    if [ ! -z $ip ];then
        local rate=`ping -c 1 -w 3 $ip|grep 'packet loss'|grep -v grep|awk -F',' '{print $3}'|awk -F'%' '{print $1}'|awk '{print $NF}'`
            if [ "${rate}" = "errors" ]; then
            rate=`ping -c 1 -w 3 $ip|grep 'packet loss'|grep -v grep|awk -F',' '{print $4}'|awk -F'%' '{print $1}'|awk '{print $NF}'`
        fi
        return "${rate}"
    fi

}

function telnetCheck
{
    local ip=$1
    local port=$2
    if [ ! -z $ip ];then
          timeout 10 telnet $ip $port<<EOF 2>${resultfile} 1>&2
quit
EOF
    fi
}

################ main #############################################################

#default value
if [ $# -eq 0 ];then
        port=15000
else
    if [ $# -gt 1 ];then
        log "The checkLink's params is too many ,please input 1 parameter!"
        exit -1
        else
        port=$1
    fi
fi

# Judaging OS Type and Loading the profile.
if [ `uname`="Linux" ]
then
    profile=.bash_profile
else
    profile=.profile
fi

if [ -f $HOME/${profile} ]
then
    . $HOME/${profile}
fi

#Init log file
>${logfile}
>${pingok}
>${pingnotok}
>${telnetok}
>${telnetnotok}

#Check link ping and telnet
while read line
do
    pingCheck ${line}
        pingRet=$?
    if [ "${pingRet}" = "100" ]; then
        log "===> ping ${line},ping is not ok!" |tee -a ${logfile}
        echo ${line} >> ${pingnotok}
    else
        log "===> ping ${line},ping is ok!" |tee -a ${logfile}
        echo ${line} >> ${pingok}
        telnetCheck $line $port
        result=`cat ${resultfile} 2>/dev/null |grep "Connection closed by foreign host"|wc -l`
        #log "The result of telnet is ${result}"
        if [ $result -eq 1 ]
               then
            log "===> telnet ${line} ${port},telnet is ok!"|tee -a ${logfile}
            echo ${line} >> ${telnetok}
        else
            log "===> telnet ${line} ${port},telnet is not ok!"|tee -a ${logfile}
            echo ${line} >> ${telnetnotok}
        fi
    fi
done < $iplist

#sum data
ipSum=`cat $iplist|wc -l`
pingOkSum=`grep "ping is ok" ${logfile}|wc -l`
pingNotOKSum=`grep "ping is not ok" ${logfile}|wc -l`
telnetOkSum=`grep "telnet is ok" ${logfile}|wc -l`
telnetNotOKSum=`grep "telnet is not ok" ${logfile}|wc -l`
log "
    Ip        Sum : ${ipSum}
    Ping       OK : ${pingOkSum}
    Ping   not OK : ${pingNotOKSum}
    Telnet     OK : ${telnetOkSum}
    Telnet not OK : ${telnetNotOKSum}
" |tee -a ${logfile}
echo 0
exit 0

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原文链接：https://blog.csdn.net/AngelLBS/article/details/89382136