工作中编写的一些小脚本

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#批量处理域名访问时间 while read line do ping -c 3 $line|tail -1  |awk -F "/" '{print $5}'>> result/"$line"_result.txt& done < wenzhou_domain.txt sleep 1m   while read domain do a=`cat result/"$domain"_result.txt` if [ "$a" = "" ];then echo unknow >>result.txt else echo $a    >>result.txt fi done <wenzhou_domain.txt #批量处理域名状态码 #!/bin/bash Thread=100 CurFileName="domain.txt" FifoFile="$.fifo" mkfifo $FifoFile exec 6<>$FifoFile rm $FifoFile for ((i=0;i<=$Thread;i++));do echo;done >&6 exec 5<$CurFileName trap 'kill -9 0;exit 1' 1 2 3 15   while read -u5 line do         read -u6         {                 STATUS_CODE=$(curl -I -o /dev/null -s -w %{http_code} "$line")                 echo -e "$STATUS_CODE" |tee -a code.txt                 echo >&6         } & done wait #批量dig取ip #!/bin/bash Thread=100 CurFileName="domain.txt" FifoFile="$.fifo" mkfifo $FifoFile exec 6<>$FifoFile rm $FifoFile for ((i=0;i<=$Thread;i++));do echo;done >&6 exec 5<$CurFileName trap 'kill -9 0;exit 1' 1 2 3 15   while read -u5 line do         read -u6         {                 STATUS_CODE=$(dig "$line" A +noall +answer |tail -1|awk '{print $5}' )                 echo -e "$line:\t$STATUS_CODE" |tee -a code.txt                 echo >&6         } & done wait #批量查询端口 1） #!/bin/bash Thread=100 CurFileName="domain.txt" FifoFile="$.fifo" mkfifo $FifoFile exec 6<>$FifoFile rm $FifoFile for ((i=0;i<=$Thread;i++));do echo;done >&6 exec 5<$CurFileName trap 'kill -9 0;exit 1' 1 2 3 15   while read -u5 line do         read -u6         {                 STATUS_CODE=$(nmap -p80,443 "$line" | grep open  )                 echo -e  "$line\n$STATUS_CODE"|cut -d "/" -f1 |tee -a code.txt                 echo >&6         } & done wait 2） while read domain do nmap -sT $domain | grep open >> result/"$domain"_result.txt & done < domain.txt sleep 5m while read Domain do         echo =========$Domain============ >>result.txt         cat result/"$Domain"_result.txt >>result.txt done < domain.txt #监控web服务状态 #!/bin/sh CheckUrl(){ timeout=5 fails=0 success=0 while true do     wget --timeout=$timeout --tries=1 http://blog.chinaunix.net/uid-23929712-id-2650421.html -q -O /dev/null     if [ $? -ne 0 ]         then         let fails=fails+1         else         let success=success+1     fi      if [ $success -ge 1 ]         then         echo success         Critical="sys is up."         echo $Critical|tee|mail -s "$Critical" hejianlai@dnion.com         exit 0     fi     if [ $fails -ge 2 ]         then         Critical="sys is down."         echo $Critical|tee|mail -s "$Critical" hejianlai@dnion.com         exit 2     fi     done       } CheckUrl #判断系统内存大小 #/bin/sh FreeMem=`free -m|awk 'NR==3 {print $NF}'` CHARS="Current memory is $FreeMem" if [ $FreeMem -lt 100 ] then     echo $CHARS|tee /tmp/messages.txt         mail -s "`date +%F-%T`$CHARS" hejianlai@dnion </tmp/messages.txt fi #DDos攻击 #!/bin/sh file=$1 while true do         awk '{print $1}' $1|grep -v "^$"|sort|uniq -c >/tmp/tmp.log         exec </tmp/tmp.log         while read line         do         ip=`echo $line|awk '{print $2}'`         count=`echo $line|awk '{print $1}'`         if [ $count -gt 500 ] && [ `iptables -L -n|grep "$ip"|wc -l` -lt 1 ]         then         iptables -I INPUT -s $ip -j DROP         echo "$line is dropped" >>/tmp/droplist_$(date +%F).log         fi         done sleep 1m done #去重输出到原文件 #! /bin/bash while read gsa do { while read yijiazai do if [ $gsa = $yijiazai ]; then echo $gsa >>chongfu_domain.txt sed -i "/$gsa/d" vaas.txt #sed -i "/$gsa/d" yijiazai_domain.txt fi done < bukejia_domain.txt } done < vaas.txt #去重输出到新文件 #! /bin/bash while read https_d do { while read diyipi_d do if [ $https_d = $diyipi_d ]; then echo $https_d >>quchong_and_newfile.txt sed -i "/$https_d/d" diyipi_domain.txt fi done < diyipi_domain.txt } done < https.txt #过滤相同 #! /bin/bash while read zuihouyipi do { while read wangsu666_d do if [ $wangsu666_d = $zuihouyipi ]; then echo $wangsu666_d >> qieheidomain.txt fi done < wangsu666domain.txt } done < 161domain.txt #批量取出对应域名url #!/bin/sh while read line do         cat access.log*|awk '{print $5,$8}'|grep 200|awk '{print $2}'|grep $line|sort -R|head -2 >>rulse.txt   done < domain.txt 判断mysql服务是否开启的方法： #!/bin/sh echo method1------------------- if [ `netstat -lnt|grep 3306|awk -F "[ :]+" '{print $5}'` -eq 3306 ] then     echo "MySQL is Running." else     echo "MySQL is Stopped."     /etc/init.d/mysqld start fi echo method2------------------- if [ "`netstat -lnt|grep 3306|awk -F "[ :]+" '{print $5}'`" = "3306" ] then     echo "MySQL is Running." else     echo "MySQL is Stopped."     /etc/init.d/mysqld start fi    echo method3------------------- if [ `netstat -lntup|grep mysqld|wc -l` -gt 0 ] then     echo "MySQL is Running." else     echo "MySQL is Stopped."     /etc/init.d/mysqld start fi echo method4------------------- if [ `lsof -i tcp:3306|wc -l` -gt 0 ] then     echo "MySQL is Running." else     echo "MySQL is Stopped."     /etc/init.d/mysqld start fi echo method5------------------- [ `rpm -qa nmap|wc -l` -lt 1 ] && yum install nmap -y &>/dev/null if [ `nmap 127.0.0.1 -p 3306 2>/dev/null|grep open|wc -l` -gt 0 ]   then     echo "MySQL is Running." else     echo "MySQL is Stopped."     /etc/init.d/mysqld start fi echo method6------------------- [ `rpm -qa nc|wc -l` -lt 1 ] && yum install nc -y &>/dev/null if [ `nc -w 2  127.0.0.1 3306 &>/dev/null&&echo ok|grep ok|wc -l` -gt 0 ]   then     echo "MySQL is Running." else     echo "MySQL is Stopped."     /etc/init.d/mysqld start fi echo method7------------------- if [ `ps -ef|grep -v grep|grep mysql|wc -l` -ge 1 ]   then     echo "MySQL is Running." else     echo "MySQL is Stopped."     /etc/init.d/mysqld start fi 判断http服务是否开启的方法： #!/bin/sh echo http method1------------------- if [ `netstat -lnt|grep 80|awk -F "[ :]+" '{print $5}'` -eq 80 ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi echo http method2------------------- if [ "`netstat -lnt|grep 80|awk -F "[ :]+" '{print $5}'`" = "80" ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi          echo http method3------------------- if [ `netstat -lntup|grep nginx|wc -l` -gt 0 ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi echo http method4------------------- if [ `lsof -i tcp:80|wc -l` -gt 0 ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi echo http method5------------------- [ `rpm -qa nmap|wc -l` -lt 1 ] && yum install nmap -y &>/dev/null if [ `nmap 127.0.0.1 -p 80 2>/dev/null|grep open|wc -l` -gt 0 ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi echo http method6------------------- [ `rpm -qa nc|wc -l` -lt 1 ] && yum install nc -y &>/dev/null if [ `nc -w 2  127.0.0.1 80 &>/dev/null&&echo ok|grep ok|wc -l` -gt 0 ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi echo http method7------------------- if [ `ps -ef|grep -v grep|grep nginx|wc -l` -ge 1 ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi    echo http method8------------------- if [[ `curl -I -s -o /dev/null -w "%{http_code}\n" http://127.0.0.1` =~ [23]0[012] ]]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi       echo http method9------------------- if [ `curl -I http://127.0.0.1 2>/dev/null|head -1|egrep "200|302|301"|wc -l` -eq 1  ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi echo http method10------------------- if [ "`curl -s http://127.0.0.1`" = "oldboy"  ]   then     echo "Nginx is Running." else     echo "Nginx is Stopped."     /etc/init.d/nginx start fi    ssh服务开启，关闭脚本 #!/bin/sh path=/etc/init.d/sshd if [ $# -ne 1 ]         then         echo $"usage:$0{start|stop|resatrt}"         exit 1 fi if [ "$1" = "start" ]         then         $path start         if [ `netstat -lntup|grep sshd|wc -l` -ge 1 ]         then         echo "sshd is started"         exit 0         fi elif [ "$1" = "stop" ]         then         $path  stop         if [ `netstat -lntup|grep sshd|wc -l` -eq 0 ]         then         echo "sshd is stop"         exit 0         fi elif [ "$1" = "restart" ]         then         $path  stop         sleep 2         $path  start          if [ `netstat -lntup|grep sshd|wc -l` -ge 1 ]         then         echo "sshd is restarted"         else         echo echo $"usage:$0{start|stop|resatrt}"         exit 1          fi fi 安装lamp，lnmp脚本 #!/bin/sh path=/root/scripts [ ! -d "$path" ]&& mkdir $path cat <<EOF         1.[install lamp]         2.[install lnmp]         3.[exit]         pls input the num you want: EOF read num [ $num -eq 1 ]&&{         echo "start installing lamp."         sleep 2         [ -x "$path/lamp.sh" ]||{         echo "$path/lamp.sh does not exist or can be exec"         exit 1 }         $path/lamp.sh         exit $? } [ $num -eq 2 ]&&{         echo "start installing lnmp."         sleep 2         [ -x "$path/lnmp.sh" ]||{         echo "$path/lnmp.sh does not exist or can be exec"         exit 1 }                     $path/lnmp.sh         exit $? } [ $num -eq 3 ]&&{         echo bye         exit 3 } [ ! $num -eq 1 -o ! $num -eq 2 -o ! $num -eq 3 ]&&{         echo "the num you input must be{1|2|3}"         echo "Input ERROR"         exit 4 }   跳板机自动输入密码查看 #!/bin/expect spawn ssh root@192.168.160.133 uptime expect "*password" send "123\n" expect eof   批量生成随机字符文件名 #!/bin/sh Path=/oldboy [ -d "$Path" ]||mkir -p $Path for n in `seq 10` do         random=`openssl rand -base64 40|sed 's#[^a-z]##g'|cut -c 2-8`         touch $Path/${random}_oldboy.html done   防止恶意破解root账户的脚本 #!/bin/sh cat /var/log/secure | awk '/Failed/{print $(NF-3)}' |sort|uniq -c|awk '{print $2"="$1}' >>/root/black.txt DENY=50 for i in $(cat /root/black.txt) do         IP=$($i| awk -F'=' '{print $1}')         NUM=$($i| awk -F'=' '{print $2}')         if [ $NUM -gt $DENY ];then         grep $IP /etc/hosts.deny > /dev/null         if [ $? -gt 0 ];then         echo "ssh:$IP" >> /etc/hosts.deny         fi         fi done #执行shell脚本获取oracle数据库信息 #!/bin/bash source ~/.bash_profile get_info (){ sqlplus user/password <<EOF --注册总人数 select count(*) from api_real_name_authentication where ARNA_SUBMITTIME >= '20181026'; --过闸总通行次数 select count(*) from api_entry_flow where AEF_ENTRYTIME >= '20181026' and AEF_LINENO<>'1'; --万胜围 select count(*) from api_entry_flow where AEF_ENTRYTIME >= '20181026' and AEF_LINENO='4'; --珠江新城 select count (*) from api_entry_flow where AEF_ENTRYTIME >= '20181026' and AEF_LINENO='3'; --嘉禾望岗 select count(*) from api_entry_flow where AEF_ENTRYTIME >= '20181026' and AEF_LINENO='2'; EOF } get_info|grep COUNT -A 3 >result.txt a=`cat result.txt|sed -n '3p'|sed s/[[:space:]]//g` b=`cat result.txt|sed -n '8p'|sed s/[[:space:]]//g` c=`cat result.txt|sed -n '13p'|sed s/[[:space:]]//g` d=`cat result.txt|sed -n '18p'|sed s/[[:space:]]//g` e=`cat result.txt|sed -n '23p'|sed s/[[:space:]]//g` echo " 智慧安检总注册用户数：${a} 过闸总通行次数：${b} 万胜围：${c} 珠江新城：${d} 嘉禾望岗：${e} " >zhihuianjian.txt