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shell-腳本集合2

←手機掃碼閱讀     火星人 @ 2014-03-08 , reply:0

shell-腳本集合

shell-腳本集合2

監控之檢查磁碟

  1. $ cat chk_df.sh  
  2. #!/bin/bash 
  3. # 
  4. #check the disk usage via ssh 
  5.  
  6. #variables 
  7. let dflimit=90 
  8. crondir="crontab" 
  9. source CONFIG 
  10.  
  11. #main 
  12. #執行ssh 命令 
  13. for HOST in $ALLHOSTS ;do 
  14.     flag_disk_file=$crondir/log/"$HOST".disk 
  15.     log=$crondir/log/disk_error.log 
  16.     capacity=$(ssh root@$HOST "df" | grep "/dev/" | sed 's/\%//' | awk '{print $5}') 
  17.     let flags=0 
  18. #判斷ssh命令返回結果 
  19.     for used in $capacity ;do 
  20.         if [ $used -ge $dflimit  ];then 
  21.             let flags=1 
  22.             break 
  23.         fi 
  24.     done 
  25. 
                         #如果磁碟超過限制,則發送報警郵件 
  26.     if [ "$flags" -eq "1" -a ! -f "$flag_disk_file" ];then 
  27.           #for mobile in "$MOBILES";do 
  28.               #echo "$HOST disk will full" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  29.           #done 
  30.         echo "$HOST disk will full" | mail -s "$HOST disk will full" $MAILS 
  31.         date  '%F %T' >>$log 
  32.         echo "$HOST disk will full" >> $log 
  33.         echo "disk_error" >$flag_disk_file 
  34.     fi 
  35. #如果磁碟正常,則發郵件解除報警郵件 
  36.     if [ "$flags" -eq "0" -a  -f "$flag_disk_file" ];then 
  37.          for mobile in "$MOBILES";do 
  38.             echo "$HOST disk ok"|/usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  39.         done 
  40.         echo "$HOST disk ok" | mail -s "$HOST disk ok" $MAILS 
  41.         date  '%F %T' >>$log 
  42.         echo "$HOST disk ok" >> $log 
  43.         rm -f $flag_disk_file 
  44.     fi 
  45. done

監控之檢查系統負載

  1. $ cat chk_load.sh  
  2. #!/bin/bash 
  3. # 
  4. #check the system load through ssh 
  5.  
  6. #variables 
  7. let loadlimit=3 
  8. sh_dir=/root/sh/ 
  9. crondir=${sh_dir}crontab 
  10. log=${crondir}/log/system_load.log 
  11. source ${sh_dir}/CONFIG 
  12.  
  13. #main 
  14. #執行ssh 命令 
  15. for HOST in $ALLHOSTS ;do 
  16.     LOAD=$(ssh root@$HOST "/bin/cat /proc/loadavg" | awk '{print $1}' | awk -F. '{print $1}') 
  17.     if [ -z "$LOAD" ];then 
  18.         echo "$HOST is null" 
  19.         continue 
  20.     fi 
  21.     #判斷ssh命令返回結果 
  22.     if [ "$LOAD" -lt "$loadlimit" ];then 
  23.         #echo "$HOST load is OK!" 
  24.         #如果找到load文件,則發送解除報警郵件 
  25.         if [ -f $crondir/log/"$HOST".load ];then                          
  26.             #for mobile in $MOBILES;do 
  27.                  #    echo "$HOST load ok"|/usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  28.             #done 
  29.             echo "$HOST load ok" | mail -s "$HOST load ok" $MAILS 
  30.             #刪除load文件 
  31.             rm -f $crondir/log/"$HOST".load 
  32.             date  '%F %T' >>$log 
  33.             echo "$HOST load ok" >> $log 
  34.         fi 
  35.     else 
  36.         #echo "$HOST is overload!" 
  37.         #不能找到load文件,則發送報警郵件 
  38.         if [ ! -f $crondir/log/"$HOST".load ];then 
  39.             #for mobile in $MOBILES;do 
  40.                 #    echo ""$HOST" overload"|/usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  41.             #done 
  42.            echo "$HOST overload" | mail -s "$HOST overload" $MAILS 
  43.            #生成load文件 
  44.            echo "overload" >$crondir/log/"$HOST".load 
  45.            date  '%F %T' >>$log 
  46.            echo "$HOST overload" >> $log                          
  47.         fi 
  48.    fi 
  49. done

監控之檢查網路(ping)

  1. $ cat chk_ping.sh  
  2. #!/bin/bash 
  3. # 
  4. #Use the ping command to check network 
  5. # 
  6. #$ ping -f -c 10 10.0.100.1 
  7. #PING 10.0.100.1 (10.0.100.1) 56(84) bytes of data. 
  8. #.........E 
  9. #--- 10.0.100.1 ping statistics --- 
  10. #10 packets transmitted, 0 received,  3 errors, 100% packet loss, time 120ms 
  11. #, pipe 3 
  12.  
  13. #$ ping -f -c 10 10.0.100.71 
  14. #PING 10.0.100.71 (10.0.100.71) 56(84) bytes of data. 
  15. #  
  16. #--- 10.0.100.71 ping statistics --- 
  17. #10 packets transmitted, 10 received, 0% packet loss, time 0ms 
  18. #rtt min/avg/max/mdev = 0.003/0.009/0.056/0.015 ms, ipg/ewma 0.029/0.019 ms 
  19. # 
  20. #$ echo $? 
  21. #1                    #返回值1  
  22. # 
  23.  
  24.  
  25. #variables 
  26. sh_dir=/root/sh/ 
  27. crondir                         =${sh_dir}crontab 
  28. source ${sh_dir}/CONFIG 
  29. DELAY_LIMIT=100 
  30. LOSS_LIMIT=20 
  31. HOSTS="$ALLHOSTS $WEBHOSTS" 
  32.  
  33.  
  34. #main 
  35. #每個ip  
  36. for HOST in $HOSTS ;do 
  37. flag_ping_file="$crondir/log/$HOST.ping" 
  38. flag_ping_fatal="$crondir/log/$HOST.ping.fatal" 
  39. error_log="$crondir/log/ping_error.log" 
  40. #返回值0,定義delay 與 loss 變數 
  41. if ping -f -c 50 $HOST >$crondir/log/ping.log;then 
  42.     grep "rtt min" $crondir/log/ping.log >$crondir/log/ping.delay 
  43.     grep "packet loss" $crondir/log/ping.log >$crondir/log/ping.loss 
  44.     delay=`awk -F= '{print $2}' $crondir/log/ping.delay | awk -F/ '{print $2}'| awk -F. '{print $1}'`                          
  45.     loss=`awk '{print $6}' $crondir/log/ping.loss | awk -F% '{print $1}'` 
  46. #判斷delay 或者loss 大於規定限制,則發送報警郵件 
  47.     if [ "$delay" -ge "$DELAY_LIMIT" -o "$loss" -ge "$LOSS_LIMIT" ];then 
  48.         if [ ! -f $flag_ping_file ];then 
  49.             #for mobile in $MOBILES;do 
  50.                 #echo "Monitor to $HOST delay $delay'ms;$loss% packet loss" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  51.             #done 
  52.             echo "Monitor to $HOST delay $delay'ms;$loss% packet loss" | mail -s "Monitor to $HOST delay $delay'ms;$loss% packet loss" $MAILS 
  53.             date  '%F %T' >>$error_log 
  54.             cat $crondir/log/ping.log >>$error_log 
  55. #生成用於判斷的flag文件 
  56.             echo "$HOST network error" >$flag_ping_file 
  57.         fi 
  58.     fi 
  59. #判斷delay 或者loss 小於規定限制,則發送解除報警郵件 
  60.     if [ "$delay" -lt "$DELAY_LIMIT" -a "$loss" -lt "$LOSS_LIMIT" -a -f $flag_ping_file ];then 
  61.         echo "$HOST network ok" | mail -s "$HOST network ok" $MAILS 
  62.         rm -f $flag_ping_file 
  63. 
                                 if [ -f $flag_ping_fatal ];then 
  64.             #for mobile in $MOBILES;do 
  65.                 #echo "$HOST network ok"|/usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  66.             #done 
  67. #刪除用於判斷的flag文件 
  68.            rm -f $flag_ping_fatal 
  69.         fi 
  70.     fi 
  71. # 
  72. else 
  73. #返回值1,則直接判斷為失敗,發送報警郵件 
  74.     if [ ! -f $flag_ping_fatal ];then 
  75.         #for mobile in $MOBILES;do 
  76.             #echo "Monitor to $HOST fatal;100% packet loss" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  77.         #done 
  78.         echo "Monitor to $HOST fatal;100% packet loss" | mail -s "Monitor to $HOST fatal;100% packet loss" $MAILS 
  79.         date  '%F %T' >>$error_log 
  80.         cat $crondir/log/ping.log >>$error_log 
  81.         echo "$HOST network fatal" >$flag_ping_fatal 
  82.         echo "$HOST network error" >$flag_ping_file 
  83.     fi 
  84. fi 
  85. done

監控之檢查mysql 主從狀態

  1. $ cat chk_mysql_replicate.sh                           
  2. #!/bin/bash 
  3. # 
  4. #check the mysql replicate 
  5. # 
  6. #/usr/local/mysql/bin/mysql -uroot -pdongnan -e 'show     slave status\G' -ss | awk '{print $2}' | head -n 13 | tail -n2 
  7. #Yes 
  8. #Yes 
  9. # 
  10. # 
  11.  
  12. #variables 
  13. let dflimit=90 
  14. sh_dir=/root/sh/ 
  15. crondir=${sh_dir}crontab 
  16. source ${sh_dir}/CONFIG 
  17. HOSTS="$DB_SLAVE_HOSTS" 
  18.  
  19.  
  20. #main 
  21. for HOST in $HOSTS;do 
  22.         ssh root@$HOST "/usr/local/mysql/bin/mysql -uroot -pdongnan -e 'show slave status\G' -ss" | awk '{print $2}' | head -n 13 | tail -n2 >"${crondir}/log/chk_mysql_replicate.log" 
  23.         YN="" 
  24. # 
  25.         while read line;do 
  26.             YN="$YN $line" 
  27.         #donevar                         /crontab/log/chk_mysql_replicate.log 
  28.         done < "${crondir}/log/chk_mysql_replicate.log" 
  29. # 
  30.         if [ "$YN" == " Yes Yes" ];then 
  31.             echo "$HOST Slave is running!" 
  32.             if [ -f "${crondir}/log/$HOST.mysql" ];then 
  33.                 #for mobile in $MOBILES;do 
  34.                      #echo ""$HOST"."$i" replicate ok" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  35.                 #done 
  36.                 echo "$HOST replicate ok" | mail -s "$HOST replicate ok" $MAILS 
  37.                 rm -f "${crondir}/log/$HOST.mysql" 
  38.             fi 
  39. #           
  40.         else    
  41.             echo "$HOST Slave is not running!" 
  42.             if [ ! -f "${crondir}/log/$HOST.mysql" ];then 
  43.                 #for mobile in $MOBILES;do 
  44.                      #echo ""$HOST"."$i" replicate error" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
  45.                 #done 
  46.              
  47.                 echo "$HOST replicate error" | mail -s "$HOST replicate error" $MAILS 
  48.                 echo "replicate error" >"${crondir}/log/$HOST.mysql" 
  49.             fi                          
  50.         fi 
  51. #        
  52. done

# Nginx 分割日誌腳本

  1. $ cat nginx_log.sh  
  2. #!/bin/bash 
  3. #split log 
  4. # 
  5.  
  6. #Nginx  
  7. #Signal Action 
  8. #TERM, INT Terminate the server immediately 
  9. #QUIT Stop the server 
  10. #HUP Configuration changes, start new workers, graceful stop of old workers 
  11. #USR1 Reopen log files 
  12. #USR2 Upgrade the server executable 
  13. #WINCH Graceful Stop (parent process advise the children to exit) 
  14.  
  15.  
  16. #variables 
  17. log_dir=/data/logs/yum/ 
  18. log_date=$(date  '%F') 
  19. nginx_pid=/usr/local/nginx/logs/nginx.pid 
  20. keep_days=30 
  21.  
  22. #old_log     
  23. find "$log_dir" -name "*\.log" -type f -mtime  ${keep_days} -exec rm -rf {} \; 
  24.  
  25. #new_log 
  26. if [ -e ${log_dir}access-${log_date}.log ];then 
  27.      echo "Already exists" && exit 1 
  28. else 
    29.                          
  29.     /bin/mv ${log_dir}access.log ${log_dir}access-${log_date}.log && /bin/kill -USR1 $(cat $nginx_pid) 
  30. fi

# php 文件發布腳本

  1.  cat rsync_www.sh  
  2. #!/bin/bash 
  3. # 
  4. #/usr/bin/rsync -avz --password-file=/root/rsync_pw /var/www/test/test rsync@10.0.100.82::www/test 
  5. #echo "rsync_password" > rsync_pw && chmod 600 rsync_pw 
  6.  
  7. #variables 
  8. #HOSTS="10.0.100.82 10.0.100.81 10.0.100.83" 
  9. HOSTS="10.0.100.82" 
  10. MOD=www 
  11. MAILADD="root@localhost" 
  12. DATE=`date  %F_%T` 
  13. src_dir=/var/www/html/ 
  14. rsync_pw=/root/sh/rsync_pw 
  15. rsync_user=dongnan 
  16. rsync_file_dir=/var/www/rsync/ 
  17. log_dir                         =/var/www/rsync/log/ 
  18. regular_replace=/data/ 
  19.  
  20. #USERNAME=`logname` 
  21. if [ -n "$SUDO_USER" ];then 
  22. USERNAME=`echo $SUDO_USER` 
  23. else 
  24. USERNAME="root" 
  25. fi 
  26.  
  27. #function 
  28. rsync_www(){ 
  29. for host in $HOSTS;do 
  30.     #if /usr/bin/rsync -avz ${src_dir}$1 $host::${MOD}/$1;then 
  31.     if /usr/bin/rsync -avz --password-file="$rsync_pw" ${src_dir}$1 ${rsync_user}@${host}::${MOD}/$1;then 
  32.         echo "$DATE ${src_dir}$1 rsync to $host ok by $USERNAME" >> ${log_dir}rsync.ok 
  33.     else 
  34.         echo "$DATE ${src_dir}$1 rsync to $host error by $USERNAME" >> ${log_dir}rsync.error 
  35.         echo "$DATE ${src_dir}$1 rsync to $host error by $USERNAME."| mail -s "rsync error" $MAILADD 
  36.     fi 
  37. done 
  38. } 
  39.  
  40. #main 
  41. #刪除空白或空行 
  42. sed -ri 's/^[ \t] //g;/^$/d' ${rsync_file_dir}rsync_file.list                          
  43. # 
  44. sed -e 's#/var/www/html/##g' ${rsync_file_dir}rsync_file.list > ${log_dir}rsync.tmp 
  45.  
  46. while read line;do 
  47.     if [ ! -d "$src_dir$line" -a ! -f "$src_dir$line" ];then 
  48.         echo "$DATE ${src_dir}$line is't existence by $USERNAME!!!" | tee -a ${log_dir}rsync.error | mail -s "rsync error" $MAILADD 
  49.     else 
  50.         rsync_www $line  
  51.     fi 
  52. done < ${log_dir}rsync.tmp

#

#


[火星人 ] shell-腳本集合2已經有1079次圍觀

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