Server auto-patrol shell script

#!/bin/sh# defines a function that checks the operating system version num_version=$ (UNAME&NBSP;-R) function check_os () {[[  $NUM _version =~  el6 ]] && return 0| | return 1}echo  "##### #CPU使用情况 ######" cpu_hardware=$ (cat /proc/cpuinfo | grep name &NBSP;|CUT&NBSP;-F2&NBSP;-D:&NBSP;|&NBSP;UNIQ&NBSP;-C) cpu_number=$ (cat /proc/cpuinfo | grep  name |cut -f2 -d: | uniq -c | awk  ' {print $1} ') cpu_ load=$ (uptime | awk  ' {for (i=6;i<=nf;i++)  printf  $i "" fs;print  ""} ") Cpu_load_ number=$ (uptime | awk -f "load average:"   ' {print $2} '  | awk -f ","   ' {print $1} '  | awk -f '. "   ' {print $1} '  |sed  ' s/^[ \t]*//g ') cpu_utiliz=$ (top -n 1 | grep   "Cpu (s)") if [[  $CPU _load_number -lt  $CPU _number ]] then  cpu_ status= Normal  else  cpu_status= abnormal fiecho  "$CPU _status (" $CPU _hardware, $CPU _load, $CPU _utiliz ")" echo -eecho -eecho  "##### #磁盘使用情况 ###### "ifs="    "   for i in " df -hp | sed 1d  | awk  ' {print $ (NF-1) "\ t" $NF "\ T" $ (NF-2)} ' do  disk_utiliz=$ (echo  $i  | awk   ' {print $1} ')  mount_disk=$ (echo  $i  |awk   ' {print $2} ')   disk_free=$ (echo  $i  |awk   ' {print $3} ')  if [[ $ (echo  $DISK _utiliz  | sed s/%//g)  -gt 70 ]]   then    echo  "Unhealthy" ("$MOUNT _disk" usage "$DISK _utiliz" larger, please note "") "   else    continue  fidoneecho -eecho  "Disk Specific usage:" df -hp | sed 1d | awk  ' {print $ NF "Partition" "Remaining Space" $ (NF-2), "utilization" $ (NF-1)} ' umail_dir=$ (cat /usr/local/u-mail/config/custom.conf | grep   "MailrooT " | awk -f" = "  ' {print $2} '  | sed  ' s/^[ \t]*//g ') echo " The message data is stored in the "$UMAIL _direcho -eecho -eecho " ##### #内存使用情况 ###### "check_osresult=$?if [ ${ result} -eq 0 ] then  mem_sum_num=$ (free -m | grep  "MEM:"  | awk -f " "   ' {print $2} ')   mem_surplus_num=$ (free -m |  grep  "Mem:"  | awk  ' {for (i=4;i<=nf;i++)  print  $i "" FS;} '  | awk  ' {a+=$1}end{print a} ')   mem_sum=$ (free -m | grep  "MEM : " | awk -f"   "  ' {print $2" M "} ')   mem_surplus=$ (free -m |  grep  "Mem:"  | awk  ' {for (i=4;i<=nf;i++)  print  $i "" FS;} '  | awk  ' {a+=$1}end{print a ' M "} ')   mem_used=$ (echo $ ($MEM _sum_num-$MEM _ Surplus_num))   percent=$ (printf  "%d%%"  $ (($MEM _uSed*100/$MEM _sum_num))   percent_num=$ (echo  $PERCENT |sed s/%//g)    if  [[  $PERCENT _num -lt 70 ]]    then     mem_ status= normal     else     mem_status= not normal    fi   echo  $MEM _status ("Total memory Size" $MEM _sum, "Remaining memory Size" $MEM _surplus, "Memory usage $PERCENT")  else  mem _sum_num7=$ (free -m | grep  "Mem:"  | awk -f " "   ' {print $2} ')   mem_surplus_num7=$ (free -m | grep  "MEM:"  | awk -f " "   ' {print $4} ')   mem_sum7=$ (free -m | grep  "MEM:"  | awk -f "   "  ' {print $2" M "} ')   mem_surplus7=$ (free -m | grep " MEM: " |  awk -f " "   ' {print $4 "M"} ')   mem_used7=$ (echo $ ($MEM _sum_num7-$MEM _ SURPLUS_NUM7)) &NBSP;&NBsp percent7=$ (printf  "%d%%"  $ (($MEM _used7*100/$MEM _sum_num7))   percent_num7=$ (echo $ percent7|sed s/%//g)    if [[  $PERCENT _num7 -lt 70 ]]     then     mem_status= Normal     else      mem_status=    fi  echo  $MEM _status ("Total memory Size" $MEM _sum7, "Remaining memory size" $ MEM_SURPLUS7, "Memory usage" $PERCENT 7 ")" fi echo -eecho -eecho  "##### #操作系统版本和邮件系统版本 ######" Os_ version=$ (cat /etc/redhat-release) umailapp_version=$ (rpm -qa | grep umail_app |  awk -f "."   ' {print $1 '. " $ "." $ umailweb_version=$} ') (Rpm -qa | grep umail_webmail | awk -f ".   ' {print $1 '. " $ "." $ echo  $OS _version, $UMAILAPP _version, $UMAILWEB _versionecho -eecho -eecho  "###### System basic operation is normal ###### "ssh_sum=$ (cat /var/log/secure | grep "Authentication failure"  | wc -l) ssh_diy=500if [  $SSH _sum -gt  $SSH _diy  ] then  echo  "Someone is trying your root password, please note"  else  echo  "normal" Fiecho -eecho  -eecho  "##### #是否有可疑进程或后门 ######" echo  "normal"  echo -eecho -eecho  "###### Whether to install anti-virus software firewall ###### "check_osresult=$?if [ ${result} -eq 0 ] then  /etc/ Init.d/iptables status 1>/dev/null 2>&1  result_iptables=$?  if  [ ${RESULT_IPTABLES} -eq 0 ]   then    echo  "Operating system comes with firewall turned on"    else    echo  "OS comes with firewall not turned on"   fi else   systemctl status firewalld.service 1>/dev/null 2>&1   Result_firewalld=$?  if [ ${result_firewalld} -eq 0 ]   then     echo  "Operating system comes with firewall turned on"    else    echo  "OS comes with firewall not turned on"   fi   ficheck_osresult=$?if [ ${result} -eq 0 ] then  ps - Ef | grep umail_clamd | grep -v grep 1>/dev/null 2>&1   RESULT_CLAMD6=$?  /etc/init.d/umail_clamd status 1>/dev/null 2> &1  result_clamdstatus6=$?   if [ ${result_clamd6} -eq 0  ] && [ ${result_clamdstatus6} -eq 0 ]    then      echo  "Installed CLAMD anti-virus software"    else     echo   "No antivirus software installed or failed to start"    fi else  ps -ef | grep umail_clamd  | grep -v grep 1>/dev/null 2>&1  RESULT_CLAMD7=$?   systemctl status Umail_clamd.service 1>/dev/null 2>&1  result_clamdstatus7=$?   if  [ ${result_clamd7} -eq 0 ] && [ ${result_clamdstatus7} - eq 0 ]    then     echo  "Installed CLAMD anti-virus software"      else     echo  "No antivirus software installed or failed to start"    fifiecho -eecho  -eecho  "##### #开机时长 ######" linetime=$ (uptime | awk -f "Up"   ' {print $2} '   | awk -f ",   load average"   ' {print $1} ') echo  "Server boot Time is" $LINETIMEecho  -eecho -eecho  "##### #HTTP服务 ######" apache6_status=$ (/etc/init.d/umail_apache status 1 >/dev/null 2>&1)  nginx6_status=$ (/etc/init.d/umail_nginx status 1>/dev/null  2>&1) apache7_status=$ (systemctl status umail_apache.service 1>/dev/null 2 &GT;&AMP;1) NGINX7_status=$ (systemctl status umail_nginx.service 1>/dev/null 2>&1) APACHE_PROC=$ ( ps -ef | grep  "/USR/LOCAL/U-MAIL/SERVICE/APACHE/BIN/HTTPD"  | grep -v  grep 1>/dev/null 2>&1) nginx_proc=$ (ps -ef | grep  "/usr/local/u-mail/ Service/nginx/sbin/nginx " | grep -v grep 1>/dev/null 2>&1) Check_ osresult=$?if [ ${result} -eq 0 ] then  /etc/init.d/umail_apache  Status 1>/dev/null 2>&1  result_apache6=$?  /etc/init.d/umail_nginx  status 1>/dev/null 2>&1  result_nginx6=$?  ps -ef |  grep  "/USR/LOCAL/U-MAIL/SERVICE/APACHE/BIN/HTTPD"  | grep -v grep 1>/dev /null 2>&1  result_apacheproc6=$?  ps -ef | grep  "/usr/ Local/u-mail/service/nginx/sbIn/nginx " | grep -v grep 1>/dev/null 2>&1  result_nginxproc6 =$?  if [ ${result_apache6} -eq 0 ] && [ ${result_ nginx6} -eq 0 ] && [ ${result_apacheproc6} -eq 0 ]  && [ ${RESULT_NGINXPROC6} -eq 0 ]   then     echo  "HTTP service started successfully"    else    echo  "HTTP service startup unsuccessful"    Fi else  systemctl status umail_apache.service 1>/dev/null 2>&1   result_apache7=$?  systemctl status umail_nginx.service 1>/dev/null  2>&1  RESULT_NGINX7=$?  ps -ef | grep  "/usr/local/u-mail/ SERVICE/APACHE/BIN/HTTPD " | grep -v grep 1>/dev/null 2>&1   Result_apacheproc7=$?  ps -ef | grep  "/usr/local/u-mail/service/nginx/sbin/nginx"  | grep  -v grep 1>/dev/null 2>&1  result_nginxproc7=$?  if [ ${ RESULT_APACHE7}&NBSP;-EQ&NBSP;0&NBSP;]&NBSP;&AMP;&AMP;&NBSP;[&NBSP;${RESULT_NGINX7}&NBSP;-EQ&NBSP;0&NBSP;]  && [ ${result_apacheproc7} -eq 0 ] && [ ${result _nginxproc7} -eq 0 ]   then    echo  "HTTP service started successfully"     else    echo  "HTTP service failed to start successfully"    fifiecho -eecho - eecho  "##### #SMTP服务 ######" Check_osresult=$?if [ ${result} -eq 0 ] then   netstat -anltp | grep  ":"  1>/dev/null 2>&1   result_smtp=$?  /etc/init.d/umail_postfix status 1>/dev/null 2>&1   result_postfix=$?   if [ ${result_smtp} -eq 0 ] && [ ${result_postfix}  -eq 0 ]   then    echo  "SMTP Service started successfully"     else    echo  "SMTP Service failed to start successfully" &NBSP;&NBSP;FI&NBSP;ELSE&NBSP;&NBSP;NETSTAT&NBSP;-ANLTP  | grep  ":"  1>/dev/null 2>&1  RESULT_SMTP7=$?   Systemctl status umail_postfix.service 1>/dev/null 2>&1  result_ postfix7=$?  if [ ${result_smtp7} -eq 0 ] && [ ${ result_postfix7} -eq 0 ]   then    echo  "SMTP Service started successfully"    else    echo  "SMTP Service failed to start successfully"   fifiecho -eecho - eecho  "##### #POP服务 ######" check_osresult=$?if [ ${result} -eq 0 ] then   netstat -anltp | grep  ":"  1>/dev/null 2>&1  result_pop=$?  /etc/init.d/umail_ dovecot status 1>/dev/null 2>&1  result_popproc=$?  if [  ${RESULT_POP} -eq 0 ] && [ ${RESULT_POPPROC} -eq 0  ]   then    echo  "Pop service started successfully"    else     echo  "Pop service failed to start"   fi else  netstat -anltp | grep  " : " 1>/dev/null 2>&1  RESULT_POP7=$?  systemctl status  umail_dovecot.service 1>/dev/null 2>&1  result_popproc7=$?  if [  ${result_pop7} -eq 0 ] && [ ${result_popproc7} -eq 0  ]   then    echo  "Pop service started successfully"    else     echo  "Pop service failed to start"  fifiecho -eecho -eecho " ##### #IMAP服务 ###### "check_osresult=$?if [ ${ result} -eq 0 ] then  netstat -anltp | grep  ": 143"  1 >/dev/null 2>&1  result_imap=$?  /etc/init.d/umail_dovecot status  1>/dev/null 2>&1  result_imapproc=$?  if [ ${result_imap}  -eq 0 ] && [ ${RESULT_IMAPPROC} -eq 0 ]    then    echo  "IMAP service started successfully"    else    echo   "IMAP service failed to start"   fi else  netstat -anltp | grep  ": 143"  1 >/dev/null 2>&1  result_imap7=$?  systemctl status umail_ dovecot.service 1>/dev/null 2>&1  result_imapproc7=$?  if [  ${result_imap7} -eq 0 ] && [ ${result_imapproc7} -eq 0 ]   then     echo  "IMAP service started successfully"    else    echo  "IMAP service started unsuccessfully"    fifiecho -eecho -eecho  "##### #收发测试 (web and client) ######" echo  "normal" Echo -eecho -eecho   "##### #管理后台功能测试 ######" echo  "normal" echo -eecho -eecho  "##### #反垃圾反病毒测试 ######" echo  " Normal "echo -eecho -eecho " ##### #是否有密码泄露导致群发垃圾邮件现象 ###### "smtp_sum=$ (cat /usr/local/u-mail/app/ log/smtp.log | grep  "From:"  | awk -F  " "   ' { print $6 &NBSP,} '  | sed  ' s/<//g '  | sed  ' s/>,//g '  | sort | uniq  -c | sort -rn |sed  ' s/^[ \t]*//g '  |head -n 1 |  Awk -f " "   ' {print $1} ') smtp_user=$ (cat /usr/local/u-mail/app/log/smtp.log |  grep  "From:"  | awk -f  " "   ' { print $6 } '  | sed  ' s/<//g '  |  sed  ' s/>,//g '  | sort | uniq -c | sort -rn |sed   ' s/^[ \t]*//g '  |head -n 1 | awk -f " "   ' {print $2} ') smtp_diy=500if [  $SMTP _sum -gt  $SMTP _diy ] then  echo  " The "$SMTP _user" user with the largest number of outgoing messages on the day exceeds the "$SMTP _diy" seal, please confirm " else  echo  normal" fiecho -eecho -e

The results of the operation are as follows:

[[email protected] ~]# sh check_umail.sh ##### #CPU使用情况 ##### #正常 ( 2 intel (R)  xeon (R)  CPU E5606 @ 2.13GHz,1 user, load average: 0.06,  0.02, 0.00 ,CPU (s):  2.1%us, 0.8%sy, 0.2%ni, 96.5%id, 0.3%wa, 0.0%hi,  0.2%si, 0.0%st) ##### #磁盘使用情况 ##### #磁盘具体使用情况:/partition remaining space 38g  utilization 20%/DEV/SHM partition remaining space 1.9g  usage 1%/ Boot partition remaining space 425m  usage 7%/home partition remaining space 434g  usage 38% message data is stored in/home/mailbox##### #内存使用情况 ##### #正常 (total memory Size 3952M, Remaining memory size 3028M, Memory utilization 23%) ##### #操作系统版本和邮件系统版本 ##### #CentOS  release 6.9  (Final), Umail_app-2.2.44-2, umail_webmail-1.6.69-1##### #系统基本操作是否正常 ##### #正常 ##### #是否有可疑进程或后门 ##### #正常 ##### #是否安装杀毒软件防火墙 ###### The operating system comes with a firewall already installed CLAMD antivirus ##### #开机时长 ##### #服务器开机时间为  33 days, 6:29, 1 user##### #HTTP服务 # # # # # #HTTP服务启动成功 ##### #SMTP服务 ##### #SMTP服务启动成功 ##### #POP服务 ##### #POP服务启动成功 ##### #IMAP服务 ##### #IMAP服务启动成功 ##### #收发测试 ( Web and client) ##### #正常 ##### #管理后台功能测试 ##### #正常 ##### #反垃圾反病毒测Try ##### #正常 ##### #是否有密码泄露导致群发垃圾邮件现象 ##### #正常 

Server auto-patrol shell script