一个查询指定错误记录数据表错误记录条数的shell脚本

#!/bin/bash
#author:skycheng

#parameters
db_user=dbuser
db_pass=dbpass
db_host=xxx.xxx.xxx.xxx
database=database

#get current date string
datestr=`date +'%Y-%m-%d'`
start_time=`date +'%Y-%m-%d %H:%M:%S'`
table_name='inf_log_err_'`date +'%Y%m%d'`

#get logfile name
logfile='/var/log/fs/get_err_record_'$datestr'.log'
if [ ! -f $logfile ]
then
sudo touch $logfile
sudo chmod  $logfile
fi
tmplogfile='/var/log/fs/get_err_record_tmp.log'
if [ ! -f $tmplogfile ]
then
sudo touch $tmplogfile
sudo chmod  $tmplogfile
fi
echo starttime:$start_time>>$logfile

do_get_record()
{
query_sql="SELECT created,epid,sub_result,diffnum_sub,client_ip FROM "$table_name" WHERE created BETWEEN DATE_ADD(now() ,INTERVAL -10 MINUTE) AND DATE_ADD(now() ,INTERVAL 0 MINUTE) ORDER BY created DESC"
mysql -u$db_user -h$db_host -p$db_pass $database -e "$query_sql"|sed 1d>$tmplogfile
if [ $? -eq  ]
then
records_counts=`cat $tmplogfile|wc -l`
if [ $records_counts -ge  ]
then
rdate=`sed -n ''p $tmplogfile|awk -F " " '{print $1}'`
rtime=`sed -n ''p $tmplogfile|awk -F " " '{print $2}'`
epid=`sed -n ''p $tmplogfile|awk -F " " '{print $3}'`
sub_result=`sed -n ''p $tmplogfile|awk -F " " '{print $4}'`
diffnum_sub=`sed -n ''p $tmplogfile|awk -F " " '{print $5}'`
client_ip=`sed -n ''p $tmplogfile|awk -F " " '{print $6}'`
echo $records_counts'|rdate='$rdate $rtime 'epid='$epid 'sub_result='$sub_result' diffnum_sub='$diffnu m_sub' client_ip='$client_ip
else
echo $records_counts
fi
else
exit
fi
}
do_get_record