Mu class Network Shell real-combat notes

Shell Footstep Source code:

[Email protected]_ecs imooc_shell]$ lscheck_http_log.sh check_nginxserver.sh master_control.sh system_info.sh

Master_control.sh: The main control footsteps, other footsteps this script calls

############################################### file name: master_control.sh# author:  liuxiao# mail: [email protected]# created time: 2016-08-16 14:55##### ##########################################!/bin/bashdeclare -a ssharrayi=1numbers= "0" For script _file in  ' ls -i  "master_control.sh"  ./' do    echo -e  "\ e[1;34mthe script: ${i} ==> \e[0m "\e[1;35m${script_file}\e[0m"      grep -e  "^\ #Program  function"  ${script_file}    ssharray[$i]=${script_ file}    numbers= "${numbers} | ${i}"     i=$ ((i+1)) Donewhile  truedo    read -p  "please input a number,the  ' 0 '   is exit, [ ${numbers} ]:  " execshell    if [[ !  ${execshell} =~ ^[0-9]+ ]];then        exit 0     fi    if [  $execshell  -eq 0 ];then         exit 0    else         /bin/bash ./${ssharray[$execshell]}    fidone

System_info.sh: Display some information about the system

############################################### file name: system_info.sh# author:  liuxiao# mail: [email protected]# created time: 2016-08-16 19:30########### ####################################!/bin/bash#program function:display some system  information.clearos_bit=$ (uname -m)     echo -e  "\e[1;34mos_bit ==>  \e[1;32m$os_bit\e[0m "os_release=$ (lsb_release -a | grep description | cut  -F 2)     echo -e  "\e[1;34mos_release ==> \e[1;32m$os_ release\e[0m "kernel_release=$ (uname -r)     echo -e " \e[1;34mkernel_release  ==> \e[1;32m$kernel_release\e[0m "echo#network card infonet_card_name=$ (ip addr  | grep inet | awk  ' {print  $NF} ') net_card_ip=$ (ip addr |  Grep inet | awk  ' {print $2} '  | cut -f 1 -d  '/') i=0;j=0for name in  $Net _card_name    #将所有网卡的名称放入name_array数组中do     name_array[i]= $name      i=$ ((i+1)) donefor ip in  $Net _card_ip    #将所有网卡的IP放入ip_array数组中do     ip_array[j]= $ip     j=$ ((j+1)) donei=0;j=0for time in   $Net _card_name    #打印网卡名称和对应的IP, time is the variable that controls the number of cycles do    echo -e  "\e[1;34m${name_array[i]} ==> \e[1;32m${ip_array[j]}\e[0m"      i=$ (i+1) ); j=$ ((j+1)) doneecho#network statusping -c 2 www.baidu.com &>/dev/null  && echo -e  "\e[1;34mnetwork connection is ok\e[0m"  | |  echo -e  "\e[1;34mnetwork connection is false\e[0m" Echo#logged usersecho  -e  "\e[1;34mlogged users\e[0m "echo -e " \e[1;34m ' Who ' \e[0m "echo#mem_usagessystem_mem_usage=$ (awk  '/MemTotal/{total=$2}/ memfree/{free=$2}end{print  (total-free)/1024} '  /proc/meminfo)    #系统已经使用的内存apps_mem_usage =$ ( awk  '/memtotal/{total=$2}/memfree/{free=$2}/^cache/{cached=$2}/buffers/{buffers=$2}end{print  ( total-free-cached-buffers)/1024} '  /proc/meminfo)    #应用程序使用的内存echo  -e  "\e[1;34msystem_ mem_usage ==> \e[1;32m${system_mem_usage}m\e[0m "echo -e " \e[1;34mApps_mem_usage == > \e[1;32m${apps_mem_usage}m\e[0m "echo#load averageload_average=$ (top -n 1 -b  | grep  "Load average:"  | awk  ' {print $12 $13 $14} ') echo  -e  "\e[1;34mload_average ==> \e[1;32m${load_average}\e[0m" Echo#disk infodisk_info =$ (df -hp | grep -ve  "Filesystem|tmpfs"  | awk  ' {print $1  "    " $5} ') echo -e  "\e[1;34mdisk_info:\n\e[1;32m${disk_info}\e[0m" 

check_nginxserver.sh: Check nginx status

############################################### file name: check_nginxserver.sh# author:  liuxiao# mail: [email protected]# created time: 2016-08-20 10:44##### ######################################### #Program  function:check nginxserver status code.# !/bin/bashnginxserver= ' http://www.baidu.com ' check_nginx_server () {    echo -e  "\e [1;34mnginxserver = \e[1;32m${nginxserver}\e[0m "    status_code= ' curl -m  5 -s -w %{http_code} ${nginxserver} -o /dev/null '      echo -e  "\e[1;34mstatus_code = \e[1;32m${status_code}\e[0m"     if  [  $Status _code -ne 200 ];then        echo  -e  "\e[1;34mthe http status code is abnormal,please check your  nginxserver\e[0m "    elif [  $Status _code -eq 200 ];then         echo -e  "\e[1;34mthe nginxserver is ok\e[0m"      fi}check_nginx_server

check_http_log.sh: Check the HTTP access log

############################################### file name: chech_http_log.sh# author:  liuxiao# mail: [email protected]# created time: 2016-08-19 21:59##### ######################################### #Program  function:nginx ' s log analysis#!/bin/ Bashlogfile_path= '/home/wwwroot/index/log/access.log ' Check_http_status () {    http_status_ Codes= (' cat  $Logfile _path | grep -ioe  ' http\/1\.[ 1|0]\ "[[: Blank:]][0-9]{3}"  | awk -f ' [ ]+ '   ' {         if ($2>=100&&$2<200)              {i++}        else if ($2>=200&&$2<300)             {j++}         else if ($2>=300&&$2<400) &NBSP;&NBSP;&NBsp;         {k++}         Else if ($2>=400&&$2<500)              {n++}        else if ($2>=500)              {p++}        }end{             print i?i:0,j?j:0,k?k:0,n?n:0,p?p : 0,i+j+k+n+p            } '           ')     echo -e  "\e[1;34mthe number of http  status[100+]: \e[1;32m${http_status_codes[0]}\e[0m "    echo -e " \e[1; 34mthe number of http status[200+]: \e[1;32m${http_status_codes[1]}\e[0m "     echo -e  "\e[1;34mthe number of http status[300+]: \e[1;32m${http_status_codes[2]} \e[0m "    echo -e " \e[1;34mthe number of http status[400+]:  \e[1;32m${http_status_codes[3]}\e[0m "    echo -e " \e[1;34mthe number  of http status[500+]: \e[1;32m${http_status_codes[4]}\e[0m "    echo  -e  "\e[1;34mall request numbers: \e[1;32m${http_status_codes[5]}\e[0m"}Check_http_ Code () {    http_code= (' cat  $Logfile _path | grep -ioe  "HTTP\/1\.[ 1|0]\ "[[: Blank:]][0-9]{3}"  | awk -v total=0 -F  ' [ ]+ '   ' {         if ($2!= "")              {code[$2]++;total++}        else             {exit}        }end{             print code[404]?code[404]:0,code[403]?code[403]:0,total         } ')     echo -e  \e[1;34mthe  number of http status[404]: \e[1;32m${http_code[0]}\e[0m "     echo -e  "\e[1;34mthe number of http status[403]: \e[1;32m${http_code[1]}\e[ 0m "    echo -e " \e[1;34mall request numbers: \e[1;32m${http_code[ 2]}\e[0m "}check_http_statuscheck_http_code

This article is from the "we_need_to_try" blog, make sure to keep this source http://liuxiao255.blog.51cto.com/10551403/1840541

Mu class Network Shell real-combat notes