Mysql如何做成replication check脚本

     这篇文章主要介绍了Mysql如何实现replication check脚本，具有一定借鉴价值，感兴趣的朋友可以参考下，希望大家阅读完这篇文章之后大有收获，下面让小编带着大家一起了解一下。
 
#!/usr/bin/env bash
base_dir="/home/mysql/mysql-5.7.20-linux-glibc2.12-x86_64"
mysql_host="10.1.1.1"
mysql_user="bkp_user"
mysql_psw="password"
mysql_port="3306"
function get_v()
{
 if test -f  /tmp/mysql_slave.txt; then
#  for ((i=1;i<6;i++)); do
#   args$i=`awk -v i=$1 'NR==i {print $NF}' /tmp/mysql_slave.txt`
 case $1 in
   1)
   args1=`awk 'NR==1 {print $NF}' /tmp/mysql_slave.txt`
   ;;
   2)
   args2=`awk 'NR==2 {print $NF}' /tmp/mysql_slave.txt`
   ;;
   3)
   args3=`awk 'NR==3 {print $NF}' /tmp/mysql_slave.txt`
   ;;
   4)
   args4=`awk 'NR==4 {print $NF}' /tmp/mysql_slave.txt`
   ;;
   5)
   args5=`awk 'NR==5 {print $NF}' /tmp/mysql_slave.txt`
   ;;
   *)
   echo "usag: sh $0 1~5"
 esac
#  done
 else
   echo "something errors!"
   exit 0
 fi
}
$base_dir/bin/mysql -h$mysql_host -u$mysql_user -p$mysql_psw -Pmysql_port -e 'show slave status\G;' |egrep 'Read_Master_Log_Pos|Exec_Master_Log_Pos|Master_Log_File|Relay_Master_Log_File|Seconds_Behind_Master' >/tmp/mysql_slave.txt
for ((i=1;i<6;i++)); do
 get_v $i
done
 
if [ $args1 == $args3 -a $args2 == $args4 ]; then
   echo "slave status ok!"
else
   printf "seconds behind master: $args5\n"
   printf "+%13s+%11s+\n" ------------- -----------
   printf "|%13s|%11s|\n+-------------+-----------+\n" $args1 $args2
   printf "|%13s|%11s|\n+-------------+-----------+\n" $args3 $args4
fi
 
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