实时抓取主从的同步状态

#!/bin/bash                                                                                           

 # monitor_mysql_slave status                                                                          

 export master_ip=192.168.7.206 

 export slave_ip=192.168.7.207                                         

 export cmd=/data/mysql/bin/mysql                                                                      

 export mysqluser=root                                                                                 

 export mysqlpwd=123456                                                                                

 export log=/data/monitor03.log                                                                        

 while true                                                                                            

 do                                                                                                    

 datetime=`date '+%Y-%m-%d %H:%M:%S'`                                                                  

 # echo $datetime                                                                                      

 array=$($cmd -h $master_ip -u$mysqluser  -e "show slave statusG"|grep -iE "_running|last_error")     

 # echo $array                                                                                         

 io_running=`echo  $array|grep -i slave_io_running|awk '{print $2}'`                                   

 # echo $io_running                                                                                    

 sql_running=`echo   $array|grep -i slave_sql_running|awk '{print $2}'`                                

 # echo $sql_running                                                                                   

 last_error=`echo $array|grep -i last_error|awk '{print $2}'`                                          

 # echo $last_error                                                                                    

 if [ "$io_running" == "Yes" -a "$sql_running" == "Yes" ]                                              

 then                                                                                                  

 echo "$datetime | 'Master is:' | $master_ip | replaction is ok | 'Slave is:' | $slave_ip | slave is running!" >> $log       

 else                                                                                                  

 echo "$datetime | FAIL | Slave is not running!" >> $log                                               

 echo "$datetime | FAIL | $last_error" >> $log                                                         

 $cmd -u$mysqluser  -e "stop slave;set global sql_slave_skip_counter=1;start slave;exit;"              

 char="$datatime $ip MySQL slave is not running"                                                       

echo "$last_error"|mail -s "$char" 1******5@163.com                                                   

 break                                                                                                 

 fi                                                                                                    

 sleep 20                                                                                              

                                                                                                       

 array=$($cmd -h $slave_ip -u$mysqluser  -e "show slave statusG"|grep -iE "_running|last_error")      

 # echo $array                                                                                         

 io_running=`echo  $array|grep -i slave_io_running|awk '{print $2}'`                                   

 # echo $io_running                                                                                    

 sql_running=`echo   $array|grep -i slave_sql_running|awk '{print $2}'`                                

 # echo $sql_running                                                                                   

 last_error=`echo $array|grep -i last_error|awk '{print $2}'`                                          

 # echo $last_error                                                                                    

 if [ "$io_running" == "Yes" -a "$sql_running" == "Yes" ]                                              

 then                                                                                                  

 echo "$datetime | 'Master is:' | $slave_ip | replaction is ok | 'Slave is:' | $master_ip | slave is running!" >> $log       

 else                                                                                                  

 echo "$datetime | FAIL | Slave is not running!" >> $log                                               

 echo "$datetime | FAIL | $last_error" >> $log                                                         

 $cmd -u$mysqluser  -e "stop slave;set global sql_slave_skip_counter=1;start slave;exit;"              

 char="$datatime $ip MySQL slave is not running"                                                       

 echo "$last_error"|mail -s "$char" 1******5@163.com                                                   

 break                                                                                                 

 fi                                                                                                    

 sleep 20                                                                                              

 done